1 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3 Backport from mainline:
5 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
6 hints for 'A' operand types.
8 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
10 Backport from 2012-04-19 mainline r186588.
13 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
16 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
18 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
20 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
23 * config/i386/sync.md (atomic_<code><mode>): Rename to
26 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
28 Backport from mainline
29 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
32 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
33 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
34 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
35 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
36 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
37 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
38 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
41 2012-04-16 Martin Jambor <mjambor@suse.cz>
43 Backported from mainline
45 2012-04-13 Martin Jambor <mjambor@suse.cz>
48 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
49 fold_ctor_reference returns a zero constant.
51 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
53 Backported from mainline
54 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
56 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
57 and __ILP32__ for x32.
59 2012-04-13 Tom de Vries <tom@codesourcery.com>
61 Backport from mainline r186418.
63 2012-04-13 Tom de Vries <tom@codesourcery.com>
65 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
66 parameters vuse and vuse_escaped.
67 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
68 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
71 2012-04-13 Richard Guenther <rguenther@suse.de>
73 PR tree-optimization/52969
74 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
75 the condition for the COND_EXPR and handle predicate negation
76 by swapping the COND_EXPR arms.
78 2012-04-13 Richard Guenther <rguenther@suse.de>
81 * convert.c (convert_to_pointer): Remove special-casing of
84 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
86 Backport from mainline
87 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
90 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
91 the list of options to enable the FCFID instruction.
92 (TARGET_EXTRA_BUILTINS): Adjust comment.
94 2012-04-12 Richard Guenther <rguenther@suse.de>
96 PR tree-optimization/52943
97 * tree-chrec.h (chrec_is_positive): Remove.
98 * tree-scalar-evolution.c (chrec_is_positive): Move ...
99 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
100 Return false for a constant zero instead of negative.
101 (analyze_siv_subscript_cst_affine): Handle zero difference
102 in the initial condition explicitely.
104 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
107 * varasm.c (process_pending_assemble_externals): Set
108 pending_assemble_externals_processed true.
109 (assemble_external): Call assemble_external_real if the pending
110 assemble externals have been processed.
112 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
115 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
116 the DECL generated for the special GOT helper.
118 2012-04-06 Walter Lee <walt@tilera.com>
120 Backport from mainline
121 2012-03-07 Walter Lee <walt@tilera.com>
123 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
124 REG_CFA_* notes for the stack pointer.
125 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
126 EH_RETURN_STACKADJ_RTX.
127 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
128 generate REG_CFA_* notes for the stack pointer.
129 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
130 by EH_RETURN_STACKADJ_RTX.
132 2012-04-06 Matt Turner <mattst88@gmail.com>
134 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
136 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
138 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
139 of the destination isn't also a FP_REGS register.
141 2012-04-03 Richard Guenther <rguenther@suse.de>
143 Backport from mainline
144 2012-03-02 Richard Guenther <rguenther@suse.de>
146 PR tree-optimization/52406
147 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
148 (struct indices): Add unconstrained_base member.
149 (struct dr_alias): Remove unused vops member.
150 (DR_UNCONSTRAINED_BASE): New define.
151 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
152 add indices to allow their disambiguation. Make DR_BASE_OBJECT
153 be an artificial access that covers the whole indexed object,
154 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
155 plain decl base-objects to their MEM_REF variant.
156 (dr_may_alias_p): When the base-object of either data reference
157 has unknown size use only points-to information.
158 (compute_affine_dependence): Make dumps easier to read and
160 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
161 DR_REF when looking for packed references.
162 (vect_supportable_dr_alignment): Likewise.
164 2012-04-03 Richard Guenther <rguenther@suse.de>
166 Backport from mainline
167 2012-03-15 Richard Guenther <rguenther@suse.de>
170 * tree-data-ref.c (subscript_dependence_tester_1): Check
171 all dimensions for non-conflicting access functions.
173 2012-04-03 Richard Guenther <rguenther@suse.de>
175 Backport from mainline
176 2012-03-06 Richard Guenther <rguenther@suse.de>
179 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
181 2012-03-23 Richard Guenther <rguenther@suse.de>
183 PR tree-optimization/52678
184 * tree-vectorizer.h (struct _stmt_vec_info): Add
185 loop_phi_evolution_part member.
186 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
187 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
188 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
189 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
190 Use the cached evolution part and the PHI nodes value from
191 the loop preheader edge instead of re-analyzing the evolution.
193 2012-03-26 Richard Guenther <rguenther@suse.de>
195 PR tree-optimization/52701
196 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
197 compute and set the evolution part of PHI nodes.
199 2012-03-30 Richard Guenther <rguenther@suse.de>
201 PR tree-optimization/52754
202 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
203 propagate arbitrary addresses into really plain dereferences.
205 2012-04-03 Jakub Jelinek <jakub@redhat.com>
207 PR tree-optimization/52835
208 * tree-data-ref.c (build_rdg): Return NULL if
209 compute_data_dependences_for_loop failed.
211 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
213 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
214 (stmt_can_make_abnormal_goto): Use it.
215 (is_ctrl_altering_stmt): Likewise.
217 2012-03-31 Martin Jambor <mjambor@suse.cz>
219 Backported from mainline
220 2012-03-30 Martin Jambor <mjambor@suse.cz>
222 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
223 is a builtin_stack_save in a dominating BB.
225 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
227 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
228 crossing 128bit lane boundary.
230 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
232 Backported from mainline
233 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
236 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
238 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
239 * config/i386/i386.c: Include reload.h.
240 (ix86_legitimize_reload_address): New function.
242 2012-03-28 Martin Jambor <mjambor@suse.cz>
244 Backported from mainline
245 2012-03-27 Martin Jambor <mjambor@suse.cz>
248 * tree-sra.c (sra_modify_assign): Do not call
249 load_assign_lhs_subreplacements when working with an unscalarizable
252 2012-03-28 Jakub Jelinek <jakub@redhat.com>
255 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
256 __builtin_va_start to __builtin_next_arg if the latter is
257 builtin_decl_explicit_p rather than when it is not.
260 * tree-vect-generic.c (vector_element): Perform multiplication
261 for pos in bitsizetype type instead of idx type.
263 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
265 Backport from 2012-03-28 mainline r185910.
268 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
269 (avr_builtin_decl): New static function.
270 (struct avr_builtin_description, avr_bdesc): Move up.
271 Add GTY marker. Add field fndecl. Remove redundant field id.
272 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
273 (avr_expand_builtin): Code cleanup because .id is removed.
275 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
278 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
281 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
283 Backport from 2012-03-28 mainline r185907.
286 * config.gcc (tm_file): Remove avr/multilib.h.
288 * doc/invoke.texi (AVR Options): Adjust
289 documentation of -mtiny-stack.
291 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
292 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
293 * config/avr/t-avr: Remove generation of multilib.h.
294 * config/avr/t-multilib: Regenerate.
295 * config/avr/multilib.h: Remove.
296 * config/avr/avr.opt (-msp8): New option.
297 (avr_sp8): New variable.
298 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
299 * config/avr/avr.h (AVR_HAVE_SPH): New define.
300 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
301 (avr_device_to_sp8): New prototype.
302 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
303 (DRIVER_SELF_SPECS): New define.
304 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
305 __AVR_SP8__, __AVR_HAVE_SPH__.
306 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
307 AVR_HAVE_8BIT_SP to decide if SP_H is present.
308 (avr_file_start): Ditto.
310 2012-03-28 Jakub Jelinek <jakub@redhat.com>
313 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
314 instead of 8 in adjust_address.
316 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
318 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
319 of a unit before computing the offset in units.
321 2012-03-27 Richard Guenther <rguenther@suse.de>
324 * fold-const.c (try_move_mult_to_index): Handle &x.array more
327 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
330 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
332 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
335 * varasm.c: Include pointer-set.h.
336 (pending_assemble_externals_set): New pointer set.
337 (process_pending_assemble_externals): Destroy the pointer set.
338 (assemble_external): See if decl is in pending_assemble_externals_set,
339 and add it to pending_assemble_externals if necessary.
340 (init_varasm_once): Allocate pending_assemble_externals_set.
342 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
344 Backported from mainline
345 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
348 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
349 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
350 (vector_ltgt<mode>): Likewise.
351 (vector_ordered<mode>): Likewise.
352 (vector_unordered<mode>): Likewise.
353 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
355 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
357 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
360 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
362 Backported from mainline
363 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
367 * config/sh/sh.c (sh_register_move_cost): Increase cost between
368 GENERAL_REGS and FP_REGS for SImode.
370 2012-03-22 Jakub Jelinek <jakub@redhat.com>
373 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
374 on any new_local_var_chain vars declared during recursing on
375 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
377 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
379 Backport from 2012-03-22 mainline r185692.
382 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
383 (unspecv): Add UNSPECV_MEMORY_BARRIER.
384 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
385 (delay_cycles_1, delay_cycles_2): Ditto.
386 (delay_cycles_3, delay_cycles_4): Ditto.
387 (nopv, *nopv): Ditto.
388 (sleep, *sleep): Ditto.
391 Backport from 2012-03-21 mainline r185605.
393 PR rtl-optimization/52543
395 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
396 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
397 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
398 (avr_load_libgcc_p): Restrict to __flash loads.
399 (avr_out_lpm): Only handle 1-byte loads from __flash.
400 (avr_load_lpm): New function.
401 (avr_find_unused_d_reg): Remove.
402 (avr_out_lpm_no_lpmx): Remove.
403 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
404 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
405 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
406 (load_<mode>, load_<mode>_clobber): New insns.
407 (mov<mode>): For multi-byte move from non-generic
408 16-bit address spaces: Expand to load_<mode> resp.
410 (load<mode>_libgcc): Remove expander.
411 (split-lpmx): Remove split.
413 Backport from 2012-03-13 mainline r185329.
416 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
417 offset (size) to a value the insns can deal with.
418 (expand_epilogue): Ditto.
420 Backport from 2012-03-12 mainline r185256.
423 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
424 type from reg_class_t to enum reg_class.
425 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
427 Backport from 2012-03-12 mainline r185253.
430 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
431 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
432 r184615 from 2012-02-28.
434 Backport from 2012-03-08 mainline r185105.
436 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
437 for constants in [-63,63].
439 Backport from 2012-03-08 mainline r185100.
442 * config/avr/avr.c (avr_mem_clobber): New static function.
443 (avr_expand_delay_cycles): Add memory clobber operand to
444 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
445 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
446 (enable_interrupt, disable_interrupt): New expander.
447 (nopv, sleep, wdr): New expanders.
448 (delay_cycles_1): Add memory clobber.
449 (delay_cycles_2): Add memory clobber.
450 (delay_cycles_3): Add memory clobber.
451 (delay_cycles_4): Add memory clobber.
452 (cli_sei): New insn from former "enable_interrupt",
453 "disable_interrupt" with memory clobber.
454 (*wdt): New insn from former "wdt" with memory clobber.
455 (*nopv): Similar, but for "nopv".
456 (*sleep): Similar, but for "sleep".
458 Backport from 2012-03-07 mainline r185043.
461 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
463 Backport from 2012-03-07 mainline r185032.
466 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
467 to: RAMPZ, RAMPY, RAMPX, RAMPD.
468 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
470 Backport from 2012-03-07 mainline r185031.
473 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
475 * config/avr/avr.md (xload_8): Adjust insn length.
477 Backport from 2012-03-07 mainline r185030.
480 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
481 if RAMPZ affects reading from RAM.
483 Backport from 2012-03-05 mainline r184919.
485 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
487 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
489 Backport from mainline r185259.
492 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
493 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
495 2012-03-22 Jakub Jelinek <jakub@redhat.com>
497 Backported from mainline
498 2012-03-13 Jakub Jelinek <jakub@redhat.com>
501 * c-parser.c (c_parser_postfix_expression)
502 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
504 * config/i386/smmintrin.h: Avoid /* within a comment.
505 * config/i386/nmmintrin.h: Likewise.
507 2012-03-22 Richard Guenther <rguenther@suse.de>
509 * BASE-VER: Set to 4.7.1.
510 * DEV-PHASE: Set to prerelease.
512 2012-03-22 Release Manager
514 * GCC 4.7.0 released.
516 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
518 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
520 2012-03-15 Jakub Jelinek <jakub@redhat.com>
521 Andrew Pinski <apinski@cavium.com>
524 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
525 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
526 calls instead of __builtin_ir{int,ound}*.
528 2012-03-14 Jakub Jelinek <jakub@redhat.com>
531 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
534 2012-03-13 Joseph Myers <joseph@codesourcery.com>
536 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
537 Refer to GCC 4.7 version of c99status.html.
539 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
541 Backport from mainline
542 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
544 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
545 redefine to be NULL if the current bit-size is different from the
548 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
549 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
550 set the default tuning. Add asserts to make sure the cpu and tune
551 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
552 test whether the index is set, instead of > 0.
553 (rs6000_file_start): Do not reset the default cpu if the current
554 bit-size is different from the configured bit-size.
556 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
558 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
560 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
561 Update binutils references.
562 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
563 Update binutils reference.
564 Update Sun as/GNU ld caveat.
565 Document binutils largefile requirement for LTO plugin.
566 Remove reference to alternate libpthread.
568 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
570 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
572 (Specific, mips-sgi-irix6): Likewise.
574 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
576 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
577 * configure: Regenerate.
579 2012-03-07 Richard Henderson <rth@redhat.com>
581 * config/m68k/m68k.h (ISA_HAS_TAS): New.
582 * config/m68k/sync.md (atomic_test_and_set): Use it.
583 (atomic_test_and_set_1): Likewise.
585 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
588 * Makefile.in: Let install-gcc-ar depend on installdirs,
589 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
590 Don't double canonicalize if cross-compiling.
592 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
594 * trans-mem.c: New typedef for tm_region_p.
595 Define vector types for tm_region_p.
596 (tm_region_init): Replace region_worklist to a vector called
599 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
602 * trans-mem.c (tm_region_init): Use last_basic_block.
604 2012-03-05 Richard Henderson <rth@redhat.com>
607 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
608 * omp-low.c (expand_omp_atomic): Assume anything aligned to
609 BIGGEST_ALIGNMENT is aligned.
611 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
613 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
615 2012-03-05 Richard Henderson <rth@redhat.com>
618 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
619 instead of calling negqi2 directly.
621 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
623 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
624 (INTMAX_TYPE): Use it.
625 (UINTMAX_TYPE): Likewise.
626 (SUBTARGET_OVERRIDE_OPTIONS): Define.
627 (irix6_c_common_override_options): Declare.
628 (C_COMMON_OVERRIDE_OPTIONS): Define.
629 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
630 * config/mips/irix6-c.c: New file.
631 * config/mips/t-irix6 (irix6-c.o): New target.
632 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
635 2012-03-02 Richard Henderson <rth@redhat.com>
637 * optabs.c (expand_atomic_test_and_set): Honor
638 atomic_test_and_set_trueval even when atomic_test_and_set
641 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
643 Backport from mainline
644 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
646 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
648 2012-03-02 Richard Guenther <rguenther@suse.de>
650 * DEV-PHASE: Set to prerelease.
652 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
654 * config.gcc (obsolete): Add all ARM targets using the FPA.
655 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
656 * doc/install.texi: Avoid references to obsolete ARM ports.
658 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
660 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
662 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
663 Joern Rennecke <joern.rennecke@embecosm.com>
665 * doc/extend.texi: Expand and update information on interrupt
666 attribute for Epiphany.
668 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
670 * config/sh/sh-protos.h: Update copyright notice dates.
671 * config/sh/sh.h: Likewise.
672 * config/sh/sh.md: Likewise.
673 * config/sh/constraints.md: Likewise.
674 * config/sh/predicates.md: Likewise.
676 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
678 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
679 * config/sh/sh.c (tertiary_reload_operand): Likewise.
681 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
683 * config/sh/constraints.md: Fix comment typo.
685 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
688 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
689 unsigned HOST_WIDE_INT.
690 (zvdep_imm64): Likewise.
691 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
692 (vdepi_and): Likewise.
693 Likewise for unamed 64-bit patterns.
694 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
696 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
699 PR rtl-optimization/52417
700 * cselib.c (cselib_any_perm_equivs): New variable.
701 (cselib_reset_table): Check that it's not set when not
702 preserving constants.
703 (cselib_add_permanent_equiv): Set it.
704 (cselib_have_permanent_equivalences): New.
705 (cselib_init, cselib_finish): Reset it.
706 * cselib.h (cselib_have_permanent_equivalences): Declare.
707 * alias.c (get_addr): Restore earlier behavior when there
708 aren't permanent equivalences.
710 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
712 * config/mn10300/mn10300-modes.def: Fix copyright notice.
713 * config/v850/v850-modes.def: Fix copyright notice.
715 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
717 * doc/extend.texi (AVR Built-in Functions): Document
718 __builtin_avr_flash_segment.
720 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
721 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
722 (*split.flash_segment): New insn-and-split.
723 * config/avr/avr.c (avr_init_builtins): Add local variables:
724 const_memx_void_node, const_memx_ptr_type_node,
725 char_ftype_const_memx_ptr.
727 2012-03-01 Jakub Jelinek <jakub@redhat.com>
729 PR tree-optimization/52445
730 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
731 add ssa_name_ver, offset and size fields and change store field
733 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
734 (add_or_mark_expr): Likewise. Only consider previous stores
735 with the same size and offset.
736 (nt_init_block): Only look at gimple_assign_single_p stmts,
737 doesn't look at rhs2.
739 2012-03-01 Richard Guenther <rguenther@suse.de>
742 * tree-cfg.c (verify_gimple_assign_unary): Allow any
743 conversions from integral types to pointer types.
745 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
747 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
748 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
749 unintentionally removed in r184616.
751 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
753 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
756 2012-02-29 Jakub Jelinek <jakub@redhat.com>
757 Uros Bizjak <ubizjak@gmail.com>
760 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
761 alternatives, add "e" constraint to the new last alternative
762 and ! to last 3 alternatives.
764 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
766 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
767 DW_AT_artificial attributes at the end of the processing.
768 (gen_array_type_die): Likewise.
769 (gen_enumeration_type_die): Likewise.
770 (gen_struct_or_union_type_die): Likewise.
771 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
774 2012-02-29 Jakub Jelinek <jakub@redhat.com>
777 * expr.c (expand_assignment): If doing misaligned store that doesn't
778 cover all mode bits, perform a RMW cycle.
780 PR tree-optimization/52429
781 * tree-parloops.c (separate_decls_in_region_debug): Return early
782 if var is LABEL_DECL.
784 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
786 PR tree-optimization/52424
787 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
788 calling dom_thread_across_edge.
790 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
792 * config/avr/avr.c: Move definition of TARGET macros to end of file.
794 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
796 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
797 * config/avr/avr.c (avr_output_bld): Remove unused function.
798 (avr_out_sbxx_branch): Use "%T" to print bit position.
800 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
802 * config/avr/avr.md: Untabify.
804 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
806 * config/avr/avr.md (eqne): New code iterator.
807 (*dec-and-branchsi): Use it in text peephole's condition.
808 (*dec-and-branchhi): Ditto.
809 (*dec-and-branchqi): Ditto.
811 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
814 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
815 the device does not have the skip-bug.
817 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
819 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
820 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
821 -mpretend-cmove): New.
823 2012-02-29 Jakub Jelinek <jakub@redhat.com>
826 * df.h (struct df_d): Adjust comment that hard_regs_live_count
827 doesn't count DEBUG_INSN refs.
828 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
831 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
835 2012-02-20 Richard Guenther <rguenther@suse.de>
836 PR tree-optimization/52298
837 * tree-vect-stmts.c (vectorizable_load): Properly use
838 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
841 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
844 * gimple.h (gimple_in_transaction): New.
845 (gimple_set_in_transaction): New.
846 (struct gimple_statement_base): Add in_transaction field.
847 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
849 (tree_ssa_lim_initialize): Compute transaction bits.
850 * tree.h (compute_transaction_bits): Protoize.
851 * trans-mem.c (tm_region_init): Use the heap to store BB
853 (compute_transaction_bits): New.
855 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
857 * gcc.c (display_help): Document --help=common and sort entries
860 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
862 * doc/install.texi: Document check-$LANG specific shortcuts
864 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
867 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
869 * config/arm/arm_neon.h: Regenerate.
870 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
871 (neon_vcgeu): New insn.
872 (neon_vcgtu): Likewise.
873 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
874 (ops): Unsigned comparison intrinsics call a different
877 2012-02-28 Richard Guenther <rguenther@suse.de>
880 * config/i386/i386.c (ix86_expand_vector_set): Fix element
881 ordering for the VEC_CONCAT for two element vectors for
882 V2SFmode, V2SImode and V2DImode.
884 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
887 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
888 detecting big-endian triplets.
890 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
892 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
893 mode if there is no type information available.
895 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
897 PR tree-optimization/53207
898 * doc/invoke.texi: Document as experimental and relying on graphite.
900 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
902 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
903 of initializer to changes from r184614.
905 2012-02-28 Richard Guenther <rguenther@suse.de>
907 PR tree-optimization/52395
908 * tree-sra.c (build_ref_for_offset): Also look at the base
909 TYPE_ALIGN when figuring out the alignment of the replacement.
911 2012-02-28 Richard Guenther <rguenther@suse.de>
913 PR tree-optimization/52402
914 * ipa-prop.c (ipa_modify_call_arguments): Properly use
915 mis-aligned types when creating the accesses at the call site.
917 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
919 * config/avr/builtins.def: New file.
920 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
921 * config/avr/avr.c (enum avr_builtin_id): Use it.
922 (avr_init_builtins): Use it. And use avr_bdesc.
923 (bdesc_1arg): Remove.
924 (bdesc_2arg): Remove.
925 (bdesc_3arg): Remove.
926 (struct avr_builtin_description): Add field n_args.
927 (avr_bdesc): New static variable using builtins.def.
928 (avr_expand_builtin): Use it.
929 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
930 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
931 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
933 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
936 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
937 match only one single hard register with respective hard reg rtx.
938 (movmemx_<mode>): Ditto.
939 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
940 insn anatomy of movmem[x]_<mode>.
941 (avr_out_movmem): Same for printing assembler and operand usage.
943 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
947 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
948 address spaces located outside of device flash.
950 * config/avr/avr.h (base_arch_s): Remove field n_segments.
951 (mcu_type_s): Add field n_flash.
952 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
953 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
954 (AVR_MCU): Add N_FLASH argument.
955 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
956 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
957 macro __FLASH<n> if that address space makes sense for the device.
958 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
959 outside of target flash.
960 (avr_asm_named_section): Ditto.
961 (avr_asm_select_section): Ditto.
962 (avr_addr_space_convert): Ditto.
963 (avr_emit_movmemhi): Ditto.
964 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
965 address space is outside of device flash.
966 (avr_insert_attributes): Ditto.
967 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
968 avr_current_arch->n_segments.
970 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
973 * config/i386/i386.md (*movabs<mode>_1): Enable only for
975 (*movabs<mode>_2): Likewise.
977 2012-02-27 Jakub Jelinek <jakub@redhat.com>
980 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
981 s_register_operand in the test instead of REG_P. Don't call
982 gen_reg_rtx if it won't be used.
984 PR tree-optimization/52376
985 * ipa-split.c (split_function): Ignore CLOBBER stmts.
987 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
989 * ifcvt.c (noce_get_condition): Check condition variable is not
990 small_register_classes_for_mode_p before accepting.
992 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
994 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
996 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
999 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1000 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1002 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1004 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1006 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1008 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1010 * config/sh/predicates.md: Remove blank lines.
1011 * config/sh/sh.c: Fix typos in comments.
1012 * config/sh/constraints.md: Likewise.
1013 * config/sh/sh.md: Remove blank lines.
1014 Fix typos in comments. Use ;; as comment characters.
1016 2012-02-26 Walter Lee <walt@tilera.com>
1018 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1019 (replace_mov_pcrel_step2): Ditto.
1021 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1024 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1025 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1026 and locs that reference values newer than the non-canonical value
1027 at hand. Return the canonical value as a worst case.
1028 (memrefs_conflict_p): Walk canonical value's locs.
1031 * cselib.c (preserve_only_constants): Rename to...
1032 (preserve_constants_and_equivs): ... this. Split out...
1033 (invariant_or_equiv_p): ... this. Preserve plus expressions
1034 of other preserved expressions too.
1035 (cselib_reset_table): Adjust.
1036 * var-tracking.c (reverse_op): Use canonical value to build
1039 2012-02-23 Kai Tietz <ktietz@redhat.com>
1041 * config/i386/i386.c (ix86_delegitimize_address): Handle
1042 UNSPEC_PCREL plus displacement.
1044 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1047 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1048 to test for unusedness in st X addressing.
1050 2012-02-24 Richard Guenther <rguenther@suse.de>
1053 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1054 (is_gimple_reg_type): Move inline ...
1055 * gimple.h (is_gimple_reg_type): ... here.
1057 2012-02-24 Richard Guenther <rguenther@suse.de>
1060 * passes.c (execute_function_todo): When verifying SSA form
1061 verify gimple form first.
1062 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1064 2012-02-24 Richard Guenther <rguenther@suse.de>
1067 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1068 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1070 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1072 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1074 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1076 * tree-phinodes.c (make_phi_node): Mark static.
1077 * tree-flow.h (make_phi_node): Remove extern decl.
1078 * doc/gimple.texi (make_phi_node): Remove documentation.
1080 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1082 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1083 * tree-ssa-sccvn.c (print_scc): Ditto.
1085 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1087 * doc/passes.texi (Full redundancy elimination): Fix typo.
1089 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1091 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1093 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1096 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1098 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1101 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1103 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1105 * config/avr/avr.md (code_stdname): Add ior, xor.
1106 (xior): New code iterator.
1107 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1108 (*<code_stdname><mode>qi.byte1-3): Ditto.
1110 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1112 PR tree-optimization/52019
1113 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1116 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1118 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1119 HAVE_INITFINI_ARRAY to work around namespace pollution in
1120 certain versions of newlib system headers.
1121 * config.in: Regenerate.
1122 * configure: Regenerate.
1123 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1124 instead of HAVE_INITFINI_ARRAY.
1126 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1129 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1130 is not offsettable memory reference.
1132 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1135 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1136 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1138 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1140 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1141 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1143 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1145 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1146 library on Solaris 8 even without TLS support.
1147 * configure: Regenerate.
1149 2012-02-22 Richard Guenther <rguenther@suse.de>
1152 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1153 for GIMPLE_DEBUG stmts.
1155 2012-02-22 Martin Jambor <mjambor@suse.cz>
1158 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1159 according to the base object.
1161 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1163 PR rtl-optimization/50063
1164 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1165 and 2 (8-bit SP) in operand 2.
1166 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1167 setup to use movhi_sp_r instead of vanilla move to write SP.
1168 Adjust REG_CFA notes to superseed unspec.
1169 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1171 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1172 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1173 irq_state 1 (IRQ known to be on) here.
1175 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1177 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1179 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1180 assign_hard_reg): Likewise.
1182 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1184 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1186 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1189 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1190 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1192 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1194 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1195 prototype from here to...
1196 * config/avr/avr.h: ...here.
1198 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1201 * thumb2.md (thumb2_shiftsi3_short): Split register and
1202 immediate shifts. For register shifts tie operands 0 and 1.
1203 (peephole2 for above): Check that register-controlled shifts
1204 have suitably tied operands.
1206 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1209 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1210 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1211 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1212 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1213 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1214 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1215 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1216 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1217 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1218 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1219 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1220 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1221 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1222 bdver1_ssevector_avx256_unaligned_load,
1223 bdver1_ssevector_sse128_unaligned_load,
1224 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1225 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1226 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1227 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1228 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1229 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1230 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1231 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1232 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1233 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1234 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1235 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1236 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1237 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1238 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1239 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1240 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1241 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1242 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1243 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1244 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1245 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1246 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1247 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1248 bdver1_ssediv_double_load, bdver1_ssediv_double,
1249 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1250 Add "bdver2" attribute.
1252 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1254 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1255 default if possible and not specified otherwise.
1257 2012-02-21 Richard Guenther <rguenther@suse.de>
1260 * gimplify.c (create_tmp_from_val): Use the main variant type
1261 for the type of the temporary we create.
1263 2012-02-21 Richard Guenther <rguenther@suse.de>
1265 PR tree-optimization/52324
1266 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1267 do not gimplify a MEM_REF address operand if it is already
1270 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1272 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1273 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1275 2012-02-21 Richard Guenther <rguenther@suse.de>
1277 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1278 nested_in_vect_loop.
1280 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1282 PR tree-optimization/52318
1283 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1284 vdef also to non-pure/const call stmts in the sequence.
1286 2012-02-20 David S. Miller <davem@davemloft.net>
1288 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1289 don't use the "rd %pc" instruction on v9 for PIC register loads.
1291 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1294 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1295 in a transaction safe function.
1297 2012-02-20 Kai Tietz <ktietz@redhat.com>
1300 * stor-layout.c (place_field): Handle desired_align for
1303 2012-02-20 Richard Guenther <rguenther@suse.de>
1305 PR tree-optimization/52298
1306 * tree-vect-stmts.c (vectorizable_store): Properly use
1307 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1309 (vectorizable_load): Likewise.
1310 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1311 Access DR_STEP after ensuring it is not NULL.
1313 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1315 PR tree-optimization/52286
1316 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1317 optimization use double_int_to_tree instead of build_int_cst_wide,
1318 rewrite to use double_int vars.
1320 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1323 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1325 Remove -e 0 from $gcc_cv_ld invocation.
1326 Only use __GLIBC_PREREQ if defined.
1327 Enable on Solaris since Solaris 8 patch.
1328 (gcc_SUN_LD_VERSION): New macro.
1329 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1330 gcc_SUN_LD_VERSION for version number format.
1331 * configure: Regenerate.
1332 * varasm.c (get_elf_initfini_array_priority_section): Set
1333 SECTION_NOTYPE for non-default priority.
1334 Use get_section instead of get_unnamed_section to emit
1335 .init_array/.fini_array with default priority.
1337 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1339 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1340 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1341 (mips_start_unique_function, mips_output_mips16_rdhwr)
1342 (mips_code_end): New functions.
1343 (TARGET_ASM_CODE_END): Define.
1345 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1347 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1348 to stubs with non-sibling calls.
1350 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1352 * doc/invoke.texi (-fira-* options): Copy-edit.
1353 (ira-* parameters): Copy-edit.
1355 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1357 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1358 GCC coding conventions.
1360 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1362 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1363 when used as adjectives.
1365 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1367 * doc/invoke.texi: Clean up "that"/"which" confusion.
1369 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1371 * system.h: Poison SMALL_REGISTER_CLASSES
1372 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1373 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1375 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1377 PR tree-optimization/52285
1378 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1379 when deciding if a call is a tail call or tail recursion.
1381 2012-02-16 Kai Tietz <ktietz@redhat.com>
1383 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1384 interger-constant displacement for UNSPEC_PCREL.
1386 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1388 PR rtl-optimization/52208
1389 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1390 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1392 PR tree-optimization/52255
1393 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1394 loop->header has virtual PHI, but exit_e->dest doesn't, add
1395 virtual PHI to exit_e->dest and adjust all uses after the loop.
1398 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1399 children with clone_tree_hash, not after it.
1401 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1403 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1404 extended identifiers.
1406 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1409 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1410 a same_body_alias, also test whether e->callee isn't a former
1411 or current clone of the decl this is a same body alias of.
1413 PR translation/52264
1414 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1416 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1418 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1420 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1423 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1424 force_reg instead of copy_to_reg for better optimization. Force
1425 non-register or memory operands into a register.
1427 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1429 * extend.texi: Reserve upper bits of memory model for future use.
1431 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1432 Anatoly Sokolov <aesok@post.ru>
1433 Eric Weddington <eric.weddington@atmel.com>
1436 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1437 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1438 Rewrite initializers for .macro.
1439 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1440 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1441 atxmega32d4, atxmega32x1.
1442 avrxmega4: atxmega64a3, atxmega64d3.
1443 avrxmega5: atxmega64a1, atxmega64a1u.
1444 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1445 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1446 avrxmega7: atxmega128a1, atxmega128a1u.
1447 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1448 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1449 (struct base_arch_s): Rename reserved to xmega_p.
1450 Rename reserved2 to have_rampd.
1451 (AVR_XMEGA): New define.
1452 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1453 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1454 * config/avr/predicates.md (io_address_operand): Take into
1456 (low_io_address_operand): Ditto.
1457 (high_io_address_operand): Ditto.
1458 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1459 (enabled, movhi_sp_r): Use them.
1460 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1461 cpp_define_formatted to built-in define __AVR_ARCH__.
1462 (__AVR_XMEGA__): New built-in define.
1463 (__AVR_HAVE_RAMPD__): New built-in define.
1464 (__AVR_HAVE_RAMPX__): New built-in define.
1465 (__AVR_HAVE_RAMPY__): New built-in define.
1466 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1468 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1469 (avr_option_override): Initialize them.
1470 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1471 (avr_init_expanders): Initialize them. No more block several calls.
1472 (emit_push_sfr): New static function.
1473 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1475 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1476 (avr_print_operand): Print addreeses as symbols for
1477 RAMPX, RAMPY, RAMPD, CCP.
1478 (output_movhi): Handle AVR_XMEGA when writing to SP.
1479 (avr_out_movhi_mr_r_xmega): New static function.
1480 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1481 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1482 __RAMPD__, __CCP__ as needed.
1484 * config/avr/multilib.h: Regenerate.
1485 * config/avr/t-multilib: Regenerate.
1486 * config/avr/avr-tables.opt: Regenerate.
1488 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1490 PR tree-optimization/50561
1491 * graphite-flattening.c (lst_project_loop): Do not
1492 remove old scattering dimensions after flattening.
1493 (lst_do_flatten): Likewise.
1495 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1497 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1498 __builtin_avr_map8, __builtin_avr_map16.
1499 Document __builtin_avr_insert_bits.
1501 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1502 (insert_bits): New insn.
1503 (adjust_len.map_bits): Rename to insert_bits.
1504 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1505 * avr-protos.h (avr_out_map_bits): Remove.
1506 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1507 * config/avr/constraints.md (Cxf,C0f): New.
1508 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1509 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1510 New built-in define __BUILTIN_AVR_INSERT_BITS.
1511 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1512 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1513 (avr_move_bits): Rewrite.
1514 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1516 (avr_map_op_t): New typedef.
1517 (avr_map_op): New static variable.
1518 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1519 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1520 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1521 (bdesc_3arg, avr_expand_triop_builtin): New.
1522 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1523 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1524 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1525 (avr_map_equal_p, avr_map_sig_p): Remove.
1526 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1527 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1528 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1529 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1530 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1531 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1533 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1535 * config/c6x/c6x.md (reserve_cycles): New attribute.
1536 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1537 don't reserve functional units after the branch occurs.
1539 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1542 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1543 functions into non-tm_pure functions.
1545 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1548 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1549 (iterative_hash_canonical_type): Likewise.
1550 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1553 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1555 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1556 sched-group insn, it either remains alone or the entire list is pruned.
1558 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1560 * doc/install.texi (Prerequisites): Fix grammar.
1561 (Configuration): Likewise.
1563 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1565 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1566 MPC as part of GCC before describing configuring with --with-gmp etc.
1567 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1568 sources are present.
1570 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1573 * dwarf2out.c (clone_tree_hash): New function.
1574 (copy_decls_walk): Use it instead of clone_tree.
1576 2012-02-14 Richard Guenther <rguenther@suse.de>
1578 PR tree-optimization/52244
1579 PR tree-optimization/51528
1580 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1581 replacements for integral types.
1583 2012-02-14 Walter Lee <walt@tilera.com>
1585 * config.gcc: Handle tilegx and tilepro.
1586 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1588 Add HAVE_AS_TLS check for tilegx and tilepro.
1589 * configure: Regenerate.
1590 * doc/contrib.texi: Add Mat Hostetter and self.
1591 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1592 Document instruction intrinsics and network accessing intrinsics.
1593 (TILEPro Built-in Functions): New node. Document instruction
1594 intrinsics and network accessing intrinsics.
1595 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1596 (Specific, tilepro-*-linux*): Likewise.
1597 * doc/invoke.texi (TILE-Gx Options): New section.
1598 (TILEPro Options): New section.
1599 * doc/md.texi (TILE-Gx): New section.
1600 (TILEPro): New section.
1601 * common/config/tilegx/tilegx-common.c: New file.
1602 * common/config/tilepro/tilepro-common.c: New file.
1603 * config/tilegx/constraints.md: New file.
1604 * config/tilegx/linux.h: New file.
1605 * config/tilegx/mul-tables.c: New file.
1606 * config/tilegx/predicates.md: New file.
1607 * config/tilegx/sync.md: New file.
1608 * config/tilegx/t-tilegx: New file.
1609 * config/tilegx/tilegx-builtins.h: New file.
1610 * config/tilegx/tilegx-c.c: New file.
1611 * config/tilegx/tilegx-generic.md: New file.
1612 * config/tilegx/tilegx-modes.def: New file.
1613 * config/tilegx/tilegx-multiply.h: New file.
1614 * config/tilegx/tilegx-protos.h: New file.
1615 * config/tilegx/tilegx.c: New file.
1616 * config/tilegx/tilegx.h: New file.
1617 * config/tilegx/tilegx.md: New file.
1618 * config/tilegx/tilegx.opt: New file.
1619 * config/tilepro/constraints.md: New file.
1620 * config/tilepro/gen-mul-tables.cc: New file.
1621 * config/tilepro/linux.h: New file.
1622 * config/tilepro/mul-tables.c: New file.
1623 * config/tilepro/predicates.md: New file.
1624 * config/tilepro/t-tilepro: New file.
1625 * config/tilepro/tilepro-builtins.h: New file.
1626 * config/tilepro/tilepro-c.c: New file.
1627 * config/tilepro/tilepro-generic.md: New file.
1628 * config/tilepro/tilepro-modes.def: New file.
1629 * config/tilepro/tilepro-multiply.h: New file.
1630 * config/tilepro/tilepro-protos.h: New file.
1631 * config/tilepro/tilepro.c: New file.
1632 * config/tilepro/tilepro.h: New file.
1633 * config/tilepro/tilepro.md: New file.
1634 * config/tilepro/tilepro.opt: New file.
1636 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1638 PR tree-optimization/52210
1639 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1640 vect_model_simple_cost with two entry vect_def_type array instead
1641 of an address of dt.
1643 2012-02-14 Richard Guenther <rguenther@suse.de>
1646 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1647 Do not stream DECL_QUALIFIER.
1648 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1649 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1650 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1652 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1655 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1658 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1661 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1662 * cselib.c (cselib_subst_to_values_from_insn): New function.
1663 * sched-deps.c (add_insn_mem_dependence,
1664 sched_analyze_1, sched_analyze_2): Use it.
1666 2012-02-13 Jan Hubicka <jh@suse.cz>
1669 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1671 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1673 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1674 (GTM_SELF_SPECS): Define if not already defined.
1675 (driver_self_specs): Add GTM_SELF_SPECS.
1676 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1677 (GTM_SELF_SPECS): Define.
1678 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1679 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1681 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1683 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1686 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1689 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1690 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1692 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1695 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1697 2012-02-13 Richard Guenther <rguenther@suse.de>
1699 PR translation/52211
1700 * passes.c (enable_disable_pass): Fix typo.
1702 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1705 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1706 XOR for reduce_bit_field if type is unsigned.
1708 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1710 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1711 disallow changes from SFmode to mode with different size in FP regs.
1713 2012-02-12 Robert Millan <rmh@gnu.org>
1714 Gerald Pfeifer <gerald@pfeifer.com>
1716 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1719 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1721 PR rtl-optimization/52175
1722 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1723 to frame-related instructions.
1725 2012-02-10 Jason Merrill <jason@redhat.com>
1728 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1729 (demangle_new_symbols): Fill it.
1730 (scan_linker_output): Walk it.
1731 (start_tweaking): Split out from scan_linker_output.
1732 (maybe_tweak): Update sym->chosen.
1733 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1735 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1738 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1740 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1742 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1743 having the same mode as previous compare.
1745 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1747 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1748 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1749 (nonlocal_goto_internal): Likewise.
1750 (nonlocal_goto): Emit a use and an indirect jump directly.
1752 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1755 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1756 __atomic_{is,always}_lock_free.
1758 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1761 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1762 negative constant address for x32.
1764 2012-02-10 Richard Henderson <rth@redhat.com>
1766 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1767 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1768 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1770 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1771 Ira Rosen <irar@il.ibm.com>
1773 PR tree-optimization/50031
1774 * targhooks.c (default_builtin_vectorization_cost): Handle
1776 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1777 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1778 all types of reduction and pattern statements.
1779 (vect_estimate_min_profitable_iters): Likewise.
1780 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1781 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1782 for explicit realigns.
1783 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1784 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1786 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1787 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1788 vec_perm for VSX and handle vec_promote_demote.
1790 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1793 * builtins.c (fold_builtin_atomic_always_lock_free,
1794 expand_builtin_atomic_always_lock_free,
1795 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1796 Return and/or test boolean_true_node/boolean_false_node instead of
1797 integer_one_node/integer_zero_node.
1799 2012-02-10 Jan Hubicka <jh@suse.cz>
1802 * predict.c (predict_paths_for_bb): Prevent looping.
1803 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1805 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1807 * config/arm/arm.c (output_move_double): In one case properly
1808 count number of instructions that will be emitted.
1810 2012-02-10 Richard Guenther <rguenther@suse.de>
1812 PR translation/52193
1813 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1815 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1818 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1820 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1823 * var-tracking.c (emit_note_insn_var_location): If
1824 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1825 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1826 non-NOTE_DURING_CALL_P insn.
1828 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1831 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1833 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1836 * gcc.c (switch_matches) Support switches with separated form,
1839 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1841 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1843 (RAMPZ_ADDR): Ditto.
1844 * config/avr/avr.c (avr_addr_t): New typedef.
1845 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1846 (avr_init_expanders): Initialize it.
1847 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1849 (expand_epilogue): Ditto.
1850 (avr_print_operand): Ditto.
1851 (avr_file_start): Ditto.
1852 (avr_emit_movmemhi): Ditto.
1854 2012-02-08 Richard Guenther <rguenther@suse.de>
1856 PR tree-optimization/46886
1857 * tree-flow.h (do_while_loop_p): Declare.
1858 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1859 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1861 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1863 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1864 always succeed for integers larger than a native word.
1866 2012-02-08 Richard Guenther <rguenther@suse.de>
1868 PR rtl-optimization/52170
1869 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1870 properly handle integer vector modes.
1872 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1874 PR gcov-profile/52150
1875 * coverage.c: Include target.h.
1876 (build_var): Call targetm.strip_name_encoding on the assembler name.
1877 Change one _ into . or $ if the target allows it.
1878 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1880 PR rtl-optimization/52139
1881 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1882 is a BARRIER after emit_insn_after_noloc, move BB_END
1883 to the last non-BARRIER insn before it.
1885 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1888 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1889 (mips_gimplify_va_arg_expr): Call it instead of
1890 std_gimplify_va_arg_expr.
1892 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1894 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1895 message for -mno-pointers-to-nested-function.
1897 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1900 * expr.c (get_inner_reference): If there is an offset, add a negative
1901 bit position to it (if any).
1903 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1905 PR rtl-optimization/52060
1906 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1907 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1908 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1909 and/or i0src_copy2 when needed.
1911 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1913 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1914 or LTOPLUGINSONAME if have_c.
1916 * config/freebsd-spec.h: Add comment about what macros can be defined
1918 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1919 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1922 2012-02-07 Richard Guenther <rguenther@suse.de>
1924 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1925 newline in -alias dumps.
1927 2012-02-07 Kai Tietz <ktietz@redhat.com>
1928 Dave Korn <dave.korn.cygwin@gmail.com>
1931 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1932 Take care that typinfo gets dllexport-attribute.
1934 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1937 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1938 if modifier < EXPAND_SUM call force_operand on the result.
1940 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1942 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1943 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1945 (epiphany_function_type): Replace types for specific interrupts with
1946 EPIPHANY_FUNCTION_INTERRUPT.
1947 (EPIPHANY_INTERRUPT_P): Update.
1948 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1949 New static function.
1950 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1951 <disinterrupt>: Affects type identity.
1952 (epiphany_handle_interrupt_attribute): Handle variable number of
1954 (epiphany_compute_function_type): Update for new
1955 epiphany_function_type definition.
1956 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1957 handlers with a longcall forwarder.
1958 (epiphany_start_function): Handle multiple interrupt arguments and/or
1959 forwarder_section attribute.
1961 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1964 2012-02-07 Alan Modra <amodra@gmail.com>
1967 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1970 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1972 PR tree-optimization/50969
1973 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1974 use vec_perm rather than vector_stmt.
1975 (vect_model_load_cost): Likewise.
1976 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1977 vec_perm to be the same as other vector statements.
1978 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1979 cost of vec_perm for TARGET_VSX.
1981 2012-02-06 Richard Guenther <rguenther@suse.de>
1983 PR tree-optimization/52115
1984 * tree-sra.c (access_has_replacements_p): New function.
1985 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1987 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1990 * trans-mem.c (expand_call_tm): Add an assertion.
1991 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1994 2012-02-06 Richard Guenther <rguenther@suse.de>
1996 PR tree-optimization/50955
1997 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1998 raise cost of expressions that replace an address with an
1999 expression based on a different pointer.
2001 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2004 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2005 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2007 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2010 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2011 -Weffc++ and specify guidelines come from second edition.
2013 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2015 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2016 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2017 (call_direct_split, call_value_split, call_value_internal_direct)
2018 (call_value_direct_split, call_value_multiple_split): Use jal and
2019 jal_macro attributes.
2021 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2023 * reload1.c (reload_regs_reach_end_p): Replace with...
2024 (reload_reg_rtx_reaches_end_p): ...this function.
2025 (new_spill_reg_store): Update commentary.
2026 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2027 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2028 before setting new_spill_reg_store.
2029 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2030 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2031 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2032 for non-spill reload registers.
2034 2012-02-05 Ira Rosen <irar@il.ibm.com>
2036 PR tree-optimization/52091
2037 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2038 (vect_is_simple_use_1): Likewise.
2039 * tree-vect-loop.c (vectorizable_reduction): Update calls
2040 to vect_is_simple_use_1 and vect_is_simple_use.
2041 (vectorizable_live_operation): Likewise.
2042 * tree-vect-patterns.c (widened_name_p,
2043 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2044 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2045 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2046 vectorizable_shift,vectorizable_operation, vectorizable_store,
2047 vectorizable_load): Likewise.
2048 (vect_is_simple_cond): Add an argument, pass it to
2049 vect_is_simple_use_1.
2050 (vectorizable_condition): Update calls to vect_is_simple_cond,
2052 (vect_is_simple_use): Add an argument, the statement in which
2053 OPERAND is used. Check that if OPERAND's def stmt is a double
2054 reduction phi node, the use is a phi node too.
2055 (vect_is_simple_use_1): Add an argument, pass it to
2057 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2058 to vect_is_simple_use.
2060 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2062 PR rtl-optimization/52095
2063 * modulo-sched.c (dump_insn_locator): New function.
2064 (loop_canon_p, sms_schedule): Use it.
2066 PR rtl-optimization/52113
2067 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2068 even for decomposable shift/zext insns.
2070 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2071 Zdenek Dvorak <ook@ucw.cz>
2073 PR rtl-optimization/52092
2074 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2075 on get_iv_value result.
2077 2012-02-02 Andrew Pinski <apinski@cavium.com>
2081 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2083 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2086 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2088 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2090 PR rtl-optimization/49800
2091 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2092 (sched_finish): Call regstat_free_n_sets_and_refs.
2094 2012-02-02 Jia Liu <proljc@gmail.com>
2096 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2099 2012-02-02 Jan Hubicka <jh@suse.cz>
2100 Tom de Vries <tom@codesourcery.com>
2103 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2104 * varpool.c (varpool_analyze_pending_decls): Likewise.
2106 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2107 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2109 * config.gcc: Add cr16-* support.
2111 * doc/extend.texi: Document cr16 extensions.
2112 * doc/install.texi: Document cr16 install.
2113 * doc/invoke.texi: Document cr16 options.
2114 * doc/md.texi: Document cr16 constraints.
2116 * common/config/cr16/cr16-common.c: New file.
2117 * config/cr16/cr16.c: New file.
2118 * config/cr16/cr16.h: New file.
2119 * config/cr16/cr16.md: New file.
2120 * config/cr16/cr16.opt: New file.
2121 * config/cr16/cr16-protos.h: New file.
2122 * config/cr16/predicates.md: New file.
2123 * config/cr16/constraints.md: New file.
2124 * config/cr16/t-cr16: New file.
2126 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2129 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2130 that operands[2] is either immediate, or q_regs_operand.
2132 PR tree-optimization/52073
2133 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2134 a pattern stmt for pattern uses, ignore uses outside of the loop.
2136 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2138 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2139 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2140 (OUT_AS1, OUT_AS2): Remove.
2142 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2144 PR rtl-optimization/51374
2145 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2146 to cross other volatile_refs_p insns.
2148 2012-02-01 Richard Guenther <rguenther@suse.de>
2150 * doc/invoke.texi (fno-inline): Clarify documentation.
2151 (finline-small-functions): Likewise.
2152 (finline-functions): Likewise.
2153 * common.opt (finline): Adjust comment and documentation.
2154 (finline-small-functions): Clarify documentation.
2155 (finline-functions): Likewise.
2156 (finline-functions-called-once): Likewise.
2158 2012-02-01 Tristan Gingold <gingold@adacore.com>
2160 * c-typeck.c (composite_type): Keep mode for pointers.
2162 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2164 * function.h (regno_reg_rtx): Adjust comment.
2165 * reginfo.c (init_reg_modes_target): Only use the previous mode
2166 if it fits within one register. Remove MIPS comment.
2168 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2171 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2173 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2175 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2176 to srak instruction.
2178 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2180 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2182 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2187 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2189 2012-01-31 Richard Guenther <rguenther@suse.de>
2191 PR tree-optimization/51528
2192 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2195 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2200 * ree.c (add_removable_extension): Change def_map argument
2201 to unsigned *, store in def_map 1 + offset into *insn_list vector
2202 instead of pointers into the vector.
2203 (find_removable_extensions): Adjust caller.
2205 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2207 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2208 Transform all "* quoted-c-code" to { c-code }.
2209 Remove redundant test for "optimize" in combine patterns.
2210 Move (include "avr-dimode.md") to end of file.
2212 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2215 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2216 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2218 2012-01-30 Richard Guenther <rguenther@suse.de>
2220 PR tree-optimization/52028
2221 * tree-loop-distribution.c (ldist_gen): Properly update
2224 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2227 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2228 set_cur_line_info_table if not emitting debug info.
2230 PR tree-optimization/52046
2231 * tree-vect-patterns.c (check_bool_pattern): Give up if
2232 a comparison could throw.
2235 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2237 2012-01-30 Richard Guenther <rguenther@suse.de>
2239 PR tree-optimization/52045
2240 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2241 SSA form if cfgcleanup did anything.
2243 2012-01-30 Richard Guenther <rguenther@suse.de>
2245 PR tree-optimization/52045
2246 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2247 before computing final todo.
2249 2012-01-30 Richard Guenther <rguenther@suse.de>
2251 PR tree-optimization/51528
2252 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2255 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2257 * df-problems.c (df_kill_notes): Check that the use refers
2258 to the note under examination.
2260 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2263 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2264 parameter and use short-lived pseudos.
2265 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2266 (sparc_expand_vector_init): Const-ify local variables and adjust
2267 calls to above functions.
2269 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2271 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2273 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2275 * doc/invoke.texi: Make usage of "compile time" and
2276 "run time"/"runtime" consistent throughout the file.
2278 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2280 * config/alpha/alpha.c (alpha_option_override): Default to
2281 full IEEE compliance mode for Go language.
2283 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2285 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2286 (LINK_SSP_SPEC): Define.
2288 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2291 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2294 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2296 * doc/invoke.texi: Correct hyphenation of "floating point",
2297 "double precision", and related terminology throughout the file.
2299 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2302 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2303 arm_general_register_operand predicate for operand 2 instead of
2306 2012-01-27 Ian Lance Taylor <iant@google.com>
2309 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2310 * builtins.c (expand_builtin_init_trampoline): Add onstack
2311 parameter. Change caller.
2312 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2313 * tree.c (build_common_builtin_nodes): Declare
2314 __builtin_init_heap_trampoline.
2316 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2318 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2319 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2320 * config/avr/avr.c: Ditto.
2321 (avr_regnames): Remove because unused.
2322 * config/avr/avr.md (*cpse.ne): New peephole.
2323 (*cpse.eq): New peephole from former cpse peepholes.
2325 2012-01-27 Michael Eager <eager@eagercon.com>
2327 * config/microblaze.c (microblaze_emit_compare): Correct
2328 test after pcmp instruction.
2330 2012-01-27 Richard Guenther <rguenther@suse.de>
2332 PR tree-optimization/52020
2333 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2335 2012-01-27 Richard Guenther <rguenther@suse.de>
2337 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2338 function non-const/pure.
2340 2012-01-27 Richard Guenther <rguenther@suse.de>
2342 PR tree-optimization/50444
2343 * tree-sra.c (build_ref_for_offset): Properly adjust the
2344 MEM_REF type for unaligned accesses.
2346 2012-01-27 Richard Guenther <rguenther@suse.de>
2348 PR tree-optimization/50444
2349 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2350 (expand_assignment): Use it. Properly handle misaligned
2351 bases when expanding stores to component references.
2352 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2355 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2358 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2359 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2360 * tree-data-ref.c (find_data_references_in_loop): Make static.
2361 (compute_all_dependences): Change return type to bool. Bail out
2362 for too many datarefs in a loop. Move the hunk resetting the data
2363 dependences vector from ...
2364 (compute_data_dependences_for_loop): ... here. Account for
2365 compute_all_dependences returning false.
2366 (compute_data_dependences_for_bb): Likewise.
2367 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2368 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2370 2012-01-27 Richard Guenther <rguenther@suse.de>
2373 * expr.c (store_field): Use the alias-set of the scratch memory
2376 2012-01-27 Tom de Vries <tom@codesourcery.com>
2378 PR tree-optimization/51990
2379 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2381 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2383 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2386 * var-tracking.c (reverse_op): Don't add any reverse operation
2387 if V already has any constant locations.
2389 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2391 * doc/invoke.texi: Correct usage of "command line" (noun)
2392 vs "command-line" (adjective) throughout.
2394 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2396 * doc/invoke.texi (Language Independent Options): Move
2397 -Wcoverage-mismatch blurb from here....
2398 (Warning Options): ...to here.
2400 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2402 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2403 Set rs6000_always_hint to false for 476.
2405 2012-01-27 Matthias Klose <doko@ubuntu.com>
2407 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2409 * incpath.c (add_standard_paths): Likewise.
2411 2012-01-27 Richard Henderson <rth@redhat.com>
2413 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2414 * config/m68k/sync.md (atomic_test_and_set): Rename from
2415 sync_test_and_setqi and adjust the operands.
2416 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2417 and unconditionally enable.
2419 2012-01-27 Richard Henderson <rth@redhat.com>
2421 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2422 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2423 (ldstub): Rename from ldstubqi.
2424 (ldstub<I24MODE>): Remove.
2426 2012-01-27 Richard Henderson <rth@redhat.com>
2428 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2429 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2430 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2431 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2432 * doc/tm.texi: Rebuild.
2434 2012-01-27 Richard Henderson <rth@redhat.com>
2436 * optabs.c (gen_atomic_test_and_set): Remove default.
2437 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2439 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2441 PR rtl-optimization/51978
2442 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2443 (combine_reaching_defs): Likewise.
2444 (struct re_info): Remove.
2445 (add_removable_extension): Remove x and data arguments,
2446 add insn, insn_list and def_map. Use the arguments directly
2447 instead of using struct re_info.
2448 (find_removable_extensions): Don't call add_removable_extension
2449 through note_stores, instead just call it with single_set
2451 (find_and_remove_re): Pass curr_cand->expr instead of
2452 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2454 2012-01-26 Michael Matz <matz@suse.de>
2456 PR tree-optimization/46590
2457 * cfgexpand.c: Revert last change (r183305).
2458 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2460 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2461 checking for emptiness.
2463 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2466 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2467 non-addressable non-BLKmode base correctly.
2469 2012-01-26 Michael Matz <matz@suse.de>
2471 PR tree-optimization/48794
2472 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2473 regions referenced from RESX/EH_DISPATCH.
2475 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2477 * config/s390/s390.h: Make BRANCH_COST an option.
2478 * config/s390/s390.opt: New option -mbranch-cost.
2480 2012-01-26 Richard Henderson <rth@redhat.com>
2482 Revert 2012-01-24 change:
2483 * trans-mem.c (requires_barrier): Do not instrument thread local
2484 variables and emit save/restore for them.
2486 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2489 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2492 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2494 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2497 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2500 Rename __pgm to __flash.
2501 Rename __pgm1 to __flash1.
2502 Rename __pgm2 to __flash2.
2503 Rename __pgm3 to __flash3.
2504 Rename __pgm4 to __flash4.
2505 Rename __pgm5 to __flash5.
2506 Rename __pgmx to __memx.
2507 * doc/extend.texi (AVR Named Address Spaces)
2508 Rename address space names as indicated above.
2509 * config/avr/avr.c (avr_addrspace): Ditto.
2511 * config/avr/avr-protos.h
2512 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2513 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2514 * config/avr/predicates.md: Ditto.
2515 * config/avr/avr.c Ditto, and
2516 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2517 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2519 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2520 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2521 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2522 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2523 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2524 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2525 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2526 * config/avr/avr.c: Ditto.
2527 * config/avr/avr.md: Ditto.
2529 2012-01-25 Jason Merrill <jason@redhat.com>
2532 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2534 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2536 PR tree-optimization/51987
2537 * tree-data-ref.c (get_references_in_stmt): Handle references in
2538 non-volatile GIMPLE_ASM.
2540 2012-01-25 Richard Guenther <rguenther@suse.de>
2542 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2543 bases are dereferenced.
2545 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2547 PR rtl-optimization/48374
2548 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2550 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2552 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2553 compute_data_dependences_for_loop returns false.
2554 * tree-parloops.c (loop_parallel_p): Likewise.
2556 2012-01-25 Richard Guenther <rguenther@suse.de>
2558 * tree.h (get_pointer_alignment_1): Declare.
2559 * builtins.c (get_pointer_alignment_1): New function.
2560 (get_pointer_alignment): Use it.
2562 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2564 PR rtl-optimization/48308
2565 * combine.c (enum undo_kind): Add UNDO_LINKS.
2566 (struct undo): Add member l to other_contents and where.
2567 (do_SUBST_LINK): New.
2569 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2570 (undo_all): Handle UNDO_LINKS.
2572 2012-01-25 Richard Henderson <rth@redhat.com>
2574 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2577 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2579 * optabs.c (gen_atomic_test_and_set): Use each argument.
2581 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2583 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2584 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2585 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2586 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2587 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2588 TARGET_PAIRED_SINGLE_FLOAT.
2590 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2592 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2593 (in_struct, return_val): Remove MEM documentation.
2594 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2595 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2596 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2598 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2599 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2600 * expr.c (store_field): Likewise.
2601 * function.c (assign_stack_temp_for_type): Likewise.
2602 * ifcvt.c (noce_try_cmove_arith): Likewise.
2603 * reload1.c (reload): Likewise.
2604 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2605 (alpha_set_memflags): Likewise.
2606 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2608 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2610 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2612 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2613 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2614 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2616 * cselib.c (cselib_rtx_varies_p): Delete.
2617 (cselib_invalidate_mem): Update call to canon_true_dependence.
2618 * dse.c (record_store, check_mem_read_rtx): Likewise.
2619 (scan_reads_nospill): Likewise.
2620 * cse.c (check_dependence): Likewise.
2621 (cse_rtx_varies_p): Delete.
2622 * expr.c (safe_from_p): Update call to true_dependence.
2623 * ira.c (validate_equiv_mem_from_store): Likewise.
2624 (memref_referenced_p): Likewise.
2625 * postreload-gcse.c (find_mem_conflicts): Likewise.
2626 * sched-deps.c (sched_analyze_2): Likewise.
2627 * store-motion.c (load_kills_store): Likewise.
2628 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2629 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2630 (compute_transp): Update call to canon_true_dependence.
2632 2012-01-25 Richard Henderson <rth@redhat.com>
2634 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2635 (maybe_emit_atomic_test_and_set): New.
2636 (expand_sync_lock_test_and_set): Use it.
2637 (expand_atomic_test_and_set): Likewise.
2638 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2639 the implementation; clarify implementation defined details.
2640 * doc/md.texi (atomic_test_and_set): Document.
2642 2012-01-25 Richard Henderson <rth@redhat.com>
2644 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2646 2012-01-25 Richard Henderson <rth@redhat.com>
2649 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2650 to effect no-op split.
2652 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2655 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2656 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2657 (BT_FN_VOID_PTR_INT_SIZE): New.
2658 (BT_FN_UINT_UINT_VAR): Remove.
2659 (BT_FN_UINT32_UINT32_VAR): New.
2660 (BT_FN_DOUBLE_VPTR): Remove.
2661 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2663 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2664 (_ITM_changeTransactionMode): Same.
2665 (_ITM_memmoveRtWt): Change return type to void.
2666 (_ITM_memcpyRtWt): Same.
2667 (_ITM_memsetW): Same.
2668 (_ITM_RaRD): Change types to double.
2673 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2675 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2676 Patrick Marlier <patrick.marlier@gmail.com>
2678 * trans-mem.c (requires_barrier): Do not instrument thread local
2679 variables and emit save/restore for them.
2681 2012-01-24 Jason Merrill <jason@redhat.com>
2684 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2685 output static aliases.
2687 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2690 * common.opt (-pie, -shared, pie, shared): Change from Common to
2692 * gcc.c (display_help): Display help for -pie and -shared.
2694 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2697 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2698 Remove note on size/offset limitation.
2699 (AVR Variable Attributes): Add example how to read data located
2700 with progmem. Refer to named address spaces.
2701 * doc/invoke.texi (AVR Options): Fix typo.
2703 2012-01-24 Richard Guenther <rguenther@suse.de>
2705 Forward-port to trunk
2706 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2709 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2710 op0 isn't sufficiently aligned and there is movmisalignM
2711 insn for mode, use it to load op0 into a temporary register.
2713 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2716 * target.def (const_not_ok_for_debug_p): New hook.
2717 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2719 * doc/tm.texi: Regenerated.
2720 * dwarf2out.c (const_ok_for_output_1): If
2721 targetm.const_not_ok_for_debug_p returns true, fail.
2722 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2724 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2726 2012-01-23 Kai Tietz <ktietz@redhat.com>
2729 * config/i386/predicates.md (symbolic_operand): Allow
2730 UNSPEC_PCREL as PIC expression for lea.
2731 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2732 * config/i386/i386.c (ix86_delegitimize_address): Handle
2733 UNSPEC_PCREL for none-MEM, too.
2735 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2737 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2738 (ipa_tm_create_version_alias): Same.
2740 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2743 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2744 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2746 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2747 Patrick Marlier <patrick.marlier@gmail.com>
2748 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2751 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2752 simple_object_start_read.
2754 2012-01-23 Richard Guenther <rguenther@suse.de>
2757 PR tree-optimization/51895
2758 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2759 parameter decomposition into BLKmode components.
2761 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2763 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2764 fake variables for restrict-qualified pointers whose pointed-to type
2765 contains a placeholder.
2767 2012-01-23 Richard Guenther <rguenther@suse.de>
2769 PR tree-optimization/51949
2770 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2772 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2774 PR rtl-optimization/51933
2775 * ree.c (transform_ifelse): Return true right away if dstreg is
2776 already wider or equal to cand->mode.
2777 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2778 (make_defs_and_copies_lists): Remove defs_list and copies_list
2779 arguments, add state argument, just truncate state->work_list
2780 instead of always allocating and freeing the vector. Assert that
2781 get_defs succeeds instead of returning 2. Changed return type to bool.
2782 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2783 have ext_src_mode, see if it has been modified already with the
2784 right kind of extension and has been extended before from the
2785 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2786 just return true. Remember the original mode in state->modified array.
2787 (combine_reaching_defs): Add state argument. Don't allocate and
2788 free here def_list, copied_list and vec vectors, instead just
2789 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2790 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2791 Add state variable, clear vectors in it, initialize state.modified
2792 if needed. Free all the vectors at the end and state.modified too.
2793 Don't skip a candidate if the extension expression has been modified.
2795 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2798 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2799 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2800 (extra_options) interix.opt -> i386/interix.opt"
2801 (extra_objs):Add winnt-stubs.o
2802 * configure.ac: Add interix to target_os .comm on PE check.
2803 * configure: Regenerate.
2804 * config/interix3.h: Delete and move bits to..
2805 * config/interix.h: Delete and move bits to..
2806 * config/i386/i386-interix3.h: Delete and move bits to..
2807 * config/i386/i386-interix.h: ..here.
2808 (TARGET_CPU_DEFAULT): Remove redefinition.
2809 (TARGET_ASM_CONSTRUCTOR): Undefine.
2810 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2811 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2812 (PTRDIFF_TYPE): Define.
2813 (LONG_DOUBLE_TYPE_SIZE): Define.
2814 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2815 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2816 (TARGET_SECTION_TYPE_FLAGS): Define.
2817 (ASM_DECLARE_FUNCTION_NAME): Define.
2818 (ASM_OUTPUT_EXTERNAL): Define.
2819 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2820 (ASM_OUTPUT_ALIGNED_BSS): Define.
2821 (PCC_BITFIELD_TYPE_MATTERS): Define.
2822 (USE_CONST_SECTION): Define.
2823 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2824 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2825 (SUPPORTS_ONE_ONLY): Remove.
2826 (I386_PE_STRIP_ENCODING): Define.
2827 * config/interix.opt: Delete and move bits to..
2828 * config/i386/interix.opt: ..here. New.
2829 (mpe-aligned-commons): Add.
2830 * config/i386/t-interix: Add copyright header.
2831 (winnt-stubs.o): Add rule.
2833 2012-01-22 Jason Merrill <jason@redhat.com>
2836 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2837 for extra name aliases.
2839 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2841 PR rtl-optimization/51924
2842 * ree.c (combine_set_extension): Improve debugging message.
2843 (combine_reaching_defs): Likewise.
2844 (get_defs): Rename confusingly named variable.
2845 (find_and_remove_re): Skip a candidate if the extension expression has
2848 2012-01-21 Robert Millan <rmh@gnu.org>
2849 Gerald Pfeifer <gerald@pfeifer.com>
2851 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2852 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2854 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2856 PR tree-optimization/51914
2857 * tree-vect-stmts.c (vectorizable_conversion): For
2858 cvt_type && modifier == WIDEN, put temporary with cvt_type
2859 at the beginning of vec_dsts and set vec_dest to temporary
2862 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2864 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2866 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2868 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2869 * config/rs6000/rs6000.c: Likewise.
2871 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2874 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2875 output_move_double on a copy of operands array.
2877 2012-01-20 Cary Coutant <ccoutant@google.com>
2878 Dodji Seketeli <dodji@redhat.com>
2881 * dwarf2out.c (copy_declaration_context): Return ref to parent
2882 of declaration DIE, if necessary.
2883 (remove_child_or_replace_with_skeleton): Add new parameter; update
2884 caller. Place skeleton DIE under parent DIE of original declaration.
2885 Move call to copy_declaration_context to here ...
2886 (break_out_comdat_types): ... from here.
2888 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2890 PR rtl-optimization/51856
2891 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2894 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2897 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2898 hints for neon loads and stores.
2900 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2904 * doc/extend.texi (Named Address Spaces): Split into subsections.
2905 (AVR Named Address Spaces): New subsection.
2906 (M32C Named Address Spaces): New subsection.
2907 (RL78 Named Address Spaces): New subsection.
2908 (SPU Named Address Spaces): New subsection.
2909 (Variable Attributes): New anchor "AVR Variable Attributes".
2910 (AVR Variable Attributes): Rewrite and avoid wording
2911 "address space" in this context.
2912 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2913 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2914 (AVR Built-in Macros): New subsubsection therein.
2915 * doc/md.texi (AVR constraints): Remove "C04", "R".
2917 2012-01-20 Richard Guenther <rguenther@suse.de>
2919 PR tree-optimization/51903
2920 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2921 when removing stmts.
2923 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2926 * config/arm/arm.c (arm_load_pic_register): Use
2927 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2928 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2929 (arm_pic_static_addr): Likewise.
2930 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2931 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2932 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2933 (pic_load_addr_unified): New.
2935 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2938 * function.c (instantiate_virtual_regs_in_insn): Use
2939 delete_insn_and_edges when removing a wrong asm insn.
2941 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2943 PR rtl-optimization/40761
2944 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2945 Add new member loop_num.
2946 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2947 (ira_build): Remove the parameter.
2949 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2950 (ira.c): Do not build CFG loops for one region allocation. Remove
2951 argument from ira_build call.
2953 * ira-build.c (init_loop_tree_node): New function.
2954 (create_loop_tree_nodes): Use it. Separate the case when CFG
2955 loops are not built.
2956 (more_one_region_p): Check current_loops.
2957 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2959 (add_loop_to_tree): Process loop equal to NULL too.
2960 (form_loop_tree): Separate the case when CFG loops are not built.
2961 Use explicitly number for the root.
2962 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2964 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2965 instead of loop->num.
2966 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2967 (mark_all_loops_for_removal): Ditto.
2968 (remove_unnecessary_regions): Separate the case when CFG loops
2970 (ira_build): Remove the parameter. Use explicit number of regions
2971 when CFG loops are not built.
2973 * ira-color.c (print_loop_title): Separate the case for the root node.
2974 Use loop_num instead of loop->num.
2975 (move_spill_restore): Use loop_num instead of loop->num.
2977 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2978 (change_loop): Ditto.
2979 (change_loop): Use loop_num instead of loop->num.
2981 * ira-lives.c (process_bb_node_lives): Ditto.
2983 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2985 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2987 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2990 * tree-mudflap.c (mf_artificial): New function.
2991 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2992 mx_register_decls, mudflap_enqueue_decl): Use it.
2995 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2996 numbers in the insn pattern.
2998 2012-01-19 Michael Matz <matz@suse.de>
3000 PR tree-optimization/46590
3001 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3002 use it in remembering which conflicts we already created.
3003 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3006 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3009 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3010 (merge_and_complain): Same.
3012 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3015 * config/initfini-array.h: Guard content of the header
3016 with #ifdef HAVE_INITFINI_ARRAY.
3017 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3018 Add initfini-array.h to tm_file here.
3019 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3020 * config.gcc: Don't add initfini-array.h to tm_file here.
3021 * configure: Regenerated.
3023 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3025 PR rtl-optimization/51505
3026 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3027 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3028 (df_note_bb_compute): Update the call to df_kill_notes.
3030 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3032 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3034 2012-01-18 Richard Guenther <rguenther@suse.de>
3036 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3037 of conversions to void *.
3039 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3040 Richard Sandiford <rdsandiford@googlemail.com>
3044 * optabs.h (simplify_expand_binop): Declare.
3045 * optabs.c (simplify_expand_binop): Make global.
3046 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3047 endian targets if the source cannot be exactly covered by word
3050 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3053 * hard-reg-set.h (struct hard_reg_set_container): New type.
3054 * target.h (struct hard_reg_set_container): Forward declare.
3055 * target.def (set_up_by_prologue): New target hook.
3056 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3057 * doc/tm.texi: Regenerated.
3058 * function.c (thread_prologue_and_epilogue_insns): Change
3059 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3060 Call targetm.set_up_by_prologue on it.
3061 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3062 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3064 2012-01-17 Nick Clifton <nickc@redhat.com>
3066 * config/rx/rx.c (rx_can_use_simple_return): New function.
3067 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3068 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3070 2012-01-17 Richard Guenther <rguenther@suse.de>
3073 * expr.c (expand_assignment): Take address-space information
3074 from the address operand of MEM_REF and TARGET_MEM_REF.
3075 (expand_expr_real_1): Likewise.
3077 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3079 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3080 reload dump is requested.
3082 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3085 * trans-mem.c (requires_barrier): Call may_be_aliased.
3087 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3089 PR tree-optimization/51877
3090 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3091 call arguments and fndecls compare equal, instead return false if they
3092 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3093 both SSA_NAMEs that are valueized the same, or they satisfy
3096 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3098 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3100 * configure: Regenerate.
3102 2012-01-16 Jan Hubicka <jh@suse.cz>
3106 * convert.c (convert_to_integer): Use fold_convert for
3107 converting an INTEGER_CST to integer type.
3109 2012-01-16 Jason Merrill <jason@redhat.com>
3112 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3114 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3117 * config/s390/s390.c (s390_chunkify_start): Don't skip
3118 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3119 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3120 If insn is followed by NOTE_INSN_VAR_LOCATION or
3121 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3122 Don't use location of note insns.
3124 PR tree-optimization/51865
3125 * tree-inline.c (tree_function_versioning): Call remap_decl
3126 on DECL_RESULT whenever it has VOID_TYPE_P type.
3128 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3130 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3131 for calls to locally-binding MIPS16 functions if only the return
3132 type uses float regs.
3134 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3135 Richard Sandiford <rdsandiford@googlemail.com>
3137 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3138 (SYMBOL_32_HIGH): Likewise.
3139 (mips_output_tls_reloc_directive): Declare.
3140 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3141 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3142 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3143 (mips_lo_relocs, mips_hi_relocs): Make extern.
3144 (mips16_stub_function): Move up file.
3145 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3146 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3147 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3148 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3149 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3150 (mips_get_tp): Add MIPS16 support.
3151 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3152 Generalize DTPREL and TPREL handling.
3153 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3154 Add MIPS16 TLS support.
3155 (mips_output_tls_reloc_directive): New function.
3156 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3157 * config/mips/predicates.md (symbolic_operand_with_high)
3158 (tls_reloc_operand): New predicates.
3159 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3160 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3161 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3162 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3163 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3164 (*tls_get_tp_mips16_call_<mode>): Likewise.
3166 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3168 PR rtl-optimization/51821
3169 * recog.c (peep2_find_free_register): Determine clobbered registers
3172 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3175 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3176 * config/avr/avr.c: Likewise.
3177 * config/avr/avr.h: Likewise.
3179 2012-01-13 Ian Lance Taylor <iant@google.com>
3182 * tree.h (TYPE_QUALS): Add cast to int.
3183 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3185 2012-01-13 Ian Lance Taylor <iant@google.com>
3187 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3188 comparing param_index to VEC_length result.
3190 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3192 * c-decl.c: Do not include tree-mudflap.h
3193 * tree-optimize.c: Likewise.
3194 * Makefile.in: Update dependencies.
3196 2012-01-13 Richard Guenther <rguenther@suse.de>
3199 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3200 variable-sized result always use RSO.
3202 2012-01-12 DJ Delorie <dj@redhat.com>
3204 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3205 pointer type, not just the default pointer type.
3207 2012-01-09 Richard Henderson <rth@redhat.com>
3208 Denis Chertykov <chertykov@gmail.com>
3211 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3212 * config/avr/avr.c (avr_can_eliminate): Simplify.
3213 (avr_initial_elimination_offset): Likewise.
3214 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3215 (expand_epilogue): Likewise.
3216 (avr_legitimize_address): Gut.
3217 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3218 (avr_hard_regno_nregs): New.
3219 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3220 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3221 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3222 add soft frame pointer.
3223 (CALL_USED_REGISTERS): Likewise.
3224 (REG_CLASS_CONTENTS): Likewise.
3225 (REGISTER_NAMES): Likewise.
3226 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3227 (HARD_FRAME_POINTER_REGNUM): New.
3228 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3229 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3230 remove the HARD_FRAME_POINTER self-elimination.
3232 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3235 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3236 DECL_EXTERNAL when checking for initializers of progmem variables.
3238 2012-01-12 Ira Rosen <irar@il.ibm.com>
3240 PR tree-optimization/51799
3241 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3242 that the last operation is a type demotion.
3244 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3246 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3247 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3249 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3252 * combine.c (distribute_notes): If i3 is a noreturn call,
3253 allow old_size to be equal to args_size and make sure the
3254 noreturn call gets REG_ARGS_SIZE note.
3255 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3256 on noreturn calls even when the delta is 0.
3258 2012-01-11 Nathan Sidwell <nathan@acm.org>
3260 * gcov.c (STRING_SIZE): Remove.
3261 (generate_results): Erase annotations for source files with no
3262 coverage information.
3264 (output_lines): Use it.
3266 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3268 * gimple.h (gimplify_body): Remove first argument.
3269 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3270 pointer set here, instead just pass DATA to walk_tree.
3271 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3272 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3273 (unvisit_body): Likewise, but with unmark_visited.
3274 (gimplify_body): Remove BODY_P argument and adjust.
3275 (gimplify_function_tree): Adjust call to gimplify_body.
3276 * omp-low.c (finalize_task_copyfn): Likewise.
3278 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3280 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3281 (build_function_type_skip_args): Delete.
3282 * tree.c (build_function_type_skip_args): Make static and add
3283 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3284 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3285 pass it to build_function_type_skip_args.
3286 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3287 (tree_function_versioning): Likewise.
3288 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3289 build_function_decl_skip_args.
3290 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3291 and pass it to build_function_decl_skip_args/tree_function_versioning.
3292 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3293 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3294 * trans-mem.c (ipa_tm_create_version): Likewise.
3295 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3296 * tree-inline.c (declare_return_variable): Remove always-true test.
3297 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3298 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3299 * ipa-split.c (split_function): Skip the return value for the split
3300 part if it doesn't return.
3302 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3304 PR tree-optimization/49642
3305 * ipa-split.c (forbidden_dominators): New variable.
3306 (check_forbidden_calls): New function.
3307 (dominated_by_forbidden): Likewise.
3308 (consider_split): Check for forbidden dominators.
3309 (execute_split_functions): Initialize and free forbidden
3310 dominators info; call check_forbidden_calls.
3312 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3314 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3316 2012-01-11 Nick Clifton <nickc@redhat.com>
3318 * config/rx/rx.md (return): Define pattern.
3320 2012-01-11 Richard Guenther <rguenther@suse.de>
3322 * doc/extend.texi (malloc attribute): Adjust according to
3325 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3326 Patrick Marlier <patrick.marlier@gmail.com>
3329 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3330 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3331 (ipa_tm_note_irrevocable): Same.
3332 (ipa_tm_scan_irr_block): Same.
3333 (ipa_tm_decrement_clone_counts): Same.
3334 (ipa_tm_scan_irr_function): Same.
3335 (ipa_tm_create_version_alias): Same.
3336 (ipa_tm_create_version): Same.
3337 (ipa_tm_transform_calls_redirect): Same.
3338 (ipa_tm_transform_calls): Same.
3339 (ipa_tm_transform_transaction): Same.
3340 (ipa_tm_execute): Same.
3342 2012-01-10 Richard Guenther <rguenther@suse.de>
3345 * opts.c (common_handle_option): Handle -Werror.
3347 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3349 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3352 2012-01-10 Jason Merrill <jason@redhat.com>
3354 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3357 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3359 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3360 supports R_386_TLS_GD_PLT reloc.
3361 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3362 supports R_386_TLS_LDM_PLT reloc.
3363 * configure: Regenerate.
3364 * config.in: Regenerate.
3366 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3369 Extend __pgmx semantics to linearize memory.
3370 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3371 determine if code comes inline or from libgcc.
3372 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3373 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3374 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3375 (movmemx_qi, movmemx_hi): New insns.
3376 (xload_<mode>_libgcc): Rewrite to new insn condition.
3377 (xload_<mode>): Remove insns.
3378 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3379 cases that don't satisfy avr_xload_libgcc_p().
3380 (avr_addr_space_convert): Allow converting in any direction.
3381 (avr_addr_space_subset_p): Return always true.
3382 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3383 (avr_emit_movmemhi): Ditto.
3384 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3385 (avr_out_movmem): Ditto.
3386 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3387 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3388 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3389 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3390 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3392 2012-01-10 Richard Guenther <rguenther@suse.de>
3394 PR tree-optimization/50913
3395 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3396 Require data-refs to be representable by Graphite with respect
3399 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3401 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3402 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3404 2012-01-10 Tom de Vries <tom@codesourcery.com>
3406 PR rtl-optimization/51271
3407 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3408 handling annulled branch.
3410 2012-01-10 Richard Henderson <rth@redhat.com>
3412 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3413 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3414 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3415 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3416 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3417 arm_expand_vec_perm_const): New.
3418 * config/arm/arm-protos.h: Update.
3419 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3420 (*neon_vswp<VDQX>): New.
3421 (neon_vcombine<VDX>): Use neon_split_vcombine.
3422 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3423 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3424 (vec_perm<VE>): New.
3426 2012-01-10 Richard Henderson <rth@redhat.com>
3428 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3429 use it if reload_completed.
3430 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3431 arm_output_asm_insn, arm_process_output_memory_barrier,
3432 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3433 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3434 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3435 arm_process_output_sync_insn, arm_output_sync_insn,
3436 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3437 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3438 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3439 (emit_unlikely_jump): New.
3440 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3441 (arm_split_atomic_op): New.
3442 * config/arm/arm-protos.h: Update.
3443 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3444 (struct arm_sync_generator): Remove.
3445 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3446 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3447 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3448 (VUNSPEC_LL, VUNSPEC_SC): New.
3449 (sync_result, sync_memory, sync_required_value, sync_new_value,
3450 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3451 (attr length): Don't use arm_sync_loop_insns.
3452 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3453 (movsfcc, movdfcc): Likewise.
3454 * config/arm/constraints.md (Ua): New.
3455 * config/arm/prediates.md (mem_noofs_operand): New.
3456 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3457 (sync_clobber, sync_t2_reqd): Remove.
3458 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3459 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3460 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3461 (arm_sync_compare_and_swap<SIDI>): Remove.
3462 (arm_sync_compare_and_swap<NARROW>): Remove.
3463 (arm_sync_lock_test_and_set<SIDI>): Remove.
3464 (arm_sync_lock_test_and_set<NARROW>): Remove.
3465 (arm_sync_new_<syncop><SIDI>): Remove.
3466 (arm_sync_new_<syncop><NARROW>): Remove.
3467 (arm_sync_new_nand<SIDI>): Remove.
3468 (arm_sync_new_nand<NARROW>): Remove.
3469 (arm_sync_old_<syncop><SIDI>): Remove.
3470 (arm_sync_old_<syncop><NARROW>): Remove.
3471 (arm_sync_old_nand<SIDI>): Remove.
3472 (arm_sync_old_nand<NARROW>): Remove.
3473 (*memory_barrier): Merge arm_output_memory_barrier.
3474 (atomic_compare_and_swap<QHSD>): New.
3475 (atomic_compare_and_swap<NARROW>_1): New.
3476 (atomic_compare_and_swap<SIDI>_1): New.
3477 (atomic_exchange<QHSD>): New.
3478 (cas_cmp_operand, cas_cmp_str): New.
3479 (atomic_op_operand, atomic_op_str): New.
3480 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3481 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3482 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3483 (arm_load_exclusive<NARROW>): New.
3484 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3485 (arm_store_exclusive<QHSD>): New.
3487 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3489 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3490 reload patterns if -mvsx-scalar-memory.
3492 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3493 generated, even -mno-vsx-scalar-double was used.
3494 (vsx_xscvdpsp_scalar): Likewise.
3495 (vsx_xscvspdp_scalar2): Likewise.
3497 2012-01-09 Tom de Vries <tom@codesourcery.com>
3498 Andrew Pinski <apinski@cavium.com>
3501 * reorg.c (fill_slots_from_thread): Don't speculate
3502 frame-related insns.
3504 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3506 * sched-int.h (bb_note): Move to...
3507 * basic-block.h: ...here.
3508 * haifa-sched.c (bb_note): Move to...
3509 * cfgrtl.c: ...here.
3510 * function.c (next_block_for_reg): New function.
3511 (move_insn_for_shrink_wrap): Likewise.
3512 (prepare_shrink_wrap): Rewrite to use the above.
3514 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3516 * gimple.c (is_gimple_non_addressable): Remove.
3517 * gimple.h: Remove is_gimple_non_addressable.
3518 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3519 is_gimple_non_addressable.
3520 * trans-mem.c (expand_assign_tm): Same.
3522 2012-01-09 Richard Guenther <rguenther@suse.de>
3524 PR tree-optimization/51775
3525 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3526 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3528 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3530 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3532 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3534 2012-01-09 Richard Guenther <rguenther@suse.de>
3536 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3538 2012-01-08 Jan Hubicka <jh@suse.cz>
3540 PR tree-optimize/51680
3541 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3542 on when known_vals needs to be computed; cleanup.
3544 2012-01-08 Jan Hubicka <jh@suse.cz>
3546 PR tree-optimize/51694
3547 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3549 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3551 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3552 for -std=c++98 and -std=c++11 too.
3554 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3556 * cfgloop.c (cancel_loop): Add free() of bbs array.
3558 2012-01-07 Jan Hubicka <jh@suse.cz>
3560 PR tree-optimization/51600
3561 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3562 that benefits small functions.
3564 2012-01-07 Jan Hubicka <jh@suse.cz>
3566 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3568 2012-01-07 Jan Hubicka <jh@suse.cz>
3570 PR tree-optimization/51680
3571 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3572 whose inlining reduce unit size.
3574 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3577 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3578 Add canonical node to containing_mem chain after the non-canonical
3579 one, even if there weren't any locs to propagate.
3580 (remove_useless_values): Keep only canonical values.
3581 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3582 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3583 canonicalize mem_chain elements that are not discarded.
3585 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3588 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3589 before emitting functions.
3591 PR gcov-profile/50127
3592 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3593 clear_aux_for_blocks.
3595 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3598 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3600 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3602 * c-decl.c (ext_block): Moved up.
3603 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3605 2012-01-06 Han Shen <shenhan@google.com>
3607 Translate built-in include paths for sysroot.
3608 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3609 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3611 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3612 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3614 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3615 control whether sysroot should be prepended to gxx include dir.
3617 * configure: Regenerate.
3619 2012-01-06 Torvald Riegel <triegel@redhat.com>
3621 PR rtl-optimization/51771
3622 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3623 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3625 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3627 PR tree-optimization/51315
3628 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3629 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3631 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3634 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3635 for shrp pattern. Correctly handle and fixup shift variable.
3636 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3638 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3641 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3642 note when !ACCUMULATE_OUTGOING_ARGS.
3644 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3646 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3648 (extract_range_from_unary_expr_1): Avoid useless computations.
3650 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3652 PR rtl-optimization/51767
3653 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3654 of jump_block and add an extra edge for degenerated asm gotos.
3657 * stmt.c (check_unique_operand_names): Don't ICE during error
3658 reporting if i is from labels chain.
3661 * profile.c (branch_prob): Split bbs that have exit edge
3662 and need a fake entry edge too.
3664 2012-01-05 Jan Hubicka <jh@suse.cz>
3667 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3670 2012-01-05 Richard Guenther <rguenther@suse.de>
3673 * tree-streamer-out.c (write_ts_optimization): New function.
3674 (streamer_write_tree_body): Call it.
3675 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3676 (streamer_read_tree_body): Call it.
3677 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3679 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3682 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3683 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3684 in_cleanup_point_expr before gimplify_stmt call and restore it
3686 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3687 in_cleanup_point_expr is false.
3689 2012-01-05 Richard Guenther <rguenther@suse.de>
3692 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3694 * toplev.c (process_options): Reject combining mudflap and LTO.
3695 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3697 2012-01-05 Richard Guenther <rguenther@suse.de>
3699 PR tree-optimization/51760
3700 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3702 (bit_value_unop): Handle UNDEFINED operands.
3703 (bit_value_binop): Likewise.
3705 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3707 * config/avr/avr.c (avr_replace_prefix): Remove.
3708 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3709 (avr_asm_function_rodata_section): Ditto.
3710 (avr_asm_select_section): Ditto.
3712 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3714 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3717 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3720 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3721 calls that have any non-fake successor edges.
3724 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3726 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3728 PR tree-optimization/51624
3729 * tree-sra.c (build_ref_for_model): When replicating a chain of
3730 COMPONENT_REFs, stop as soon as the offset would become negative.
3732 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3735 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3736 in .debug_loc on the floor.
3738 2012-01-04 Andrew Pinski <apinski@cavium.com>
3740 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3742 2012-01-04 Andrew Pinski <apinski@cavium.com>
3743 Adam Nemet <anemet@caviumnetworks.com>
3745 * config/mips/mips.md (size): Add SI and DI.
3746 (SIZE): New mode attribute.
3747 (U): New code attribute.
3748 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3749 (mips_lbux_<mode>): Delete.
3750 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3751 (mips_lhx): Use gen_mips_lhx_extsi.
3752 (mips_lhx_<mode>): Delete.
3754 (mips_l<size>x): New expand.
3755 (mips_lwx_<mode>): Delete.
3756 (mips_l<GPR:size>x_<P:mode>): New pattern.
3757 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3758 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3759 * config/mips/mips.c (mips_lx_address_p): New function.
3760 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3761 (dsp64): New availability predicate.
3762 (mips_builtins): Add an entry for __builtin_mips_ldx.
3763 * config/mips/mips.h (ISA_HAS_LBX): New define.
3764 (ISA_HAS_LBUX): Likewise.
3765 (ISA_HAS_LHX): Likewise.
3766 (ISA_HAS_LHUX): Likewise.
3767 (ISA_HAS_LWX): Likewise.
3768 (ISA_HAS_LWUX): Likewise.
3769 (ISA_HAS_LDX): Likewise.
3770 * doc/extend.texi (__builtin_mips_ldx): Document.
3772 2012-01-04 Tristan Gingold <gingold@adacore.com>
3774 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3775 when long pointers are used.
3776 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3777 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3778 (ia64-hp-*vms*): Remove.
3779 * config/vms/xm-vms64.h: Delete.
3781 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3784 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3786 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3788 * opts.c (finish_options): Remove duplicate sorry.
3790 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3793 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3796 2012-01-04 Richard Guenther <rguenther@suse.de>
3799 * tree.c (size_low_cst): New function.
3800 * tree.h (size_low_cst): Declare.
3801 * fold-const.c (fold_comparison): Use it to extract the low
3802 part of the POINTER_PLUS_EXPR offset.
3804 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3806 Fix clearing ZERO_REG
3807 * config/avr/avr.md (cc): Add alternative "ldi".
3808 (movqi_insn): Use it in cc attribute.
3809 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3810 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3811 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3813 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3815 * configure: Regenerate.
3817 2012-01-04 Richard Guenther <rguenther@suse.de>
3819 PR tree-optimization/49651
3820 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3821 (var_can_have_subvars): Use it.
3822 (get_constraint_for_1): Only consider subfields if there can be any.
3824 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3827 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3828 to its new canonical_cselib_val and the cselib_val was in
3829 first_containing_mem chain, but the canonical_cselib_val was not,
3830 add the latter into the chain.
3831 (cselib_invalidate_mem): Compare canonical_cselib_val of
3832 addr_list chain elt with v.
3835 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3836 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3838 (output_macinfo_op): Don't ggc_strdup fd->filename.
3839 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3840 then ggc_strdup it. Don't free inc->info or cur->info.
3841 (output_macinfo): Don't free ref->info or file->info.
3843 2012-01-03 Ira Rosen <irar@il.ibm.com>
3845 PR tree-optimization/51269
3846 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3847 first_niters a pointer.
3848 (slpeel_tree_peel_loop_to_edge): Likewise.
3849 (vect_do_peeling_for_loop_bound): Update call to
3850 slpeel_tree_peel_loop_to_edge.
3851 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3852 here. Remove it from the parameters list.
3853 (vect_do_peeling_for_alignment): Update calls and compute
3856 2012-01-03 Richard Guenther <rguenther@suse.de>
3858 PR tree-optimization/51070
3859 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3860 Properly handle calls.
3862 2012-01-03 Richard Guenther <rguenther@suse.de>
3864 PR tree-optimization/51692
3865 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3866 the LHS of allocation stmts.
3868 2012-01-03 Olivier Hainque <hainque@adacore.com>
3870 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3872 2012-01-03 Olivier Hainque <hainque@adacore.com>
3874 * collect2.c (main): In AIX specific computations for vector
3875 insertions, use CONST_CAST2 to cast from char ** to const char **.
3877 2012-01-03 Richard Guenther <rguenther@suse.de>
3880 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3881 the context of a limbo DIE when it does not already exist.
3883 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3885 PR tree-optimization/51719
3886 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3887 but direct call is, clear direct call's lhs and don't add fallthrough
3888 edge from dcall_bb to join_bb and PHIs.
3890 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3892 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3893 the instructions emitted by the pattern.
3894 ("*TDC_insn_<mode>"): Add comment.
3896 2012-01-03 Richard Guenther <rguenther@suse.de>
3899 * fold-const.c (fold_comparison): Properly canonicalize
3900 tree offset and HOST_WIDE_INT bit position.
3902 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3904 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3905 operands for extzv pattern.
3907 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3910 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3913 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3915 * doc/invoke.texi (-flto and related options): Copy-edit.
3917 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3919 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3921 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3923 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3926 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3928 * expr.h (move_by_pieces_ninsns): Declare.
3929 * expr.c (move_by_pieces_ninsns): Make external.
3930 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3931 (mips_store_by_pieces_p): Likewise.
3932 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3933 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3934 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3935 (mips_store_by_pieces_p): Likewise.
3937 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3939 * passes.c (register_one_dump_file): Free full_name.
3941 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3942 (calculate_elim_costs_all_insns): Free offsets_at and
3943 offsets_known_at at the end and clear the pointers.
3945 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3947 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3948 this option introduced in r180739.
3950 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3953 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3954 (tmake_file target=avr): Add avr/t-multilib.
3956 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3957 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3958 * config/avr/genmultilib.awk: New file.
3959 * config/avr/t-multilib: New auto-generated file.
3960 * config/avr/multilib.h: New auto-generated file.
3961 * config/avr/t-avr (AVR_MCUS): New variable.
3962 (genopt.sh): Use it.
3963 (s-mlib): Depend on t-multilib.
3964 (t-multilib, multilib.h): New dependencies.
3965 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3966 (MULTILIB_OPTIONS): Remove.
3967 (MULTILIB_MATCHES): Remove.
3968 (MULTILIB_DIRNAMES): Remove.
3969 (MULTILIB_EXCEPTIONS): Remove:
3970 * config/avr/genopt.sh: Don't use hard coded file name;
3971 pass AVR_MCUS from t-avr instead.
3973 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3975 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3977 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3979 Implement light-weight DImode support.
3980 * config/avr/avr-dimode.md: New file.
3981 * config/avr/avr.md: Include it.
3982 (adjust_len): Add plus64, compare64.
3983 (HIDI): Remove code iterator.
3984 (code_stdname): New code attribute.
3985 (rotx, rotsmode): Remove DI.
3986 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3988 * config/avr/avr-protos.h (avr_have_dimode): New.
3989 (avr_out_plus64, avr_out_compare64): New.
3990 * config/avr/avr.c (avr_out_compare): Handle DImode.
3991 (avr_have_dimode): New variable definition and initialization.
3992 (avr_out_compare64, avr_out_plus64): New functions.
3993 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3994 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3995 (avr_compare_pattern): Skip DImode comparisons.
3997 2012-01-02 Revital Eres <revital.eres@linaro.org>
3999 * ddg.c (def_has_ccmode_p): New function.
4000 (add_cross_iteration_register_deps,
4001 create_ddg_dep_from_intra_loop_link): Call it.
4003 2012-01-02 Richard Guenther <rguenther@suse.de>
4006 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4008 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4010 * gcc.c (process_command): Update copyright notice dates.
4011 * gcov.c (print_version): Likewise.
4012 * gcov-dump.c (print_version): Likewise.
4013 * mips-tfile.c (main): Likewise.
4014 * mips-tdump.c (main): Likewise.
4016 2012-01-01 Ira Rosen <irar@il.ibm.com>
4018 PR tree-optimization/51704
4019 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4020 a use is inside the basic block or loop before accessing its vect info.
4022 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4024 PR rtl-optimization/51069
4025 * cfgloopmanip.c (remove_path): Removing path making irreducible
4026 region unconditional makes BB part of the region.
4028 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4030 PR tree-optimization/51683
4031 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4032 calls with side-effects.
4033 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4035 Copyright (C) 2012 Free Software Foundation, Inc.
4037 Copying and distribution of this file, with or without modification,
4038 are permitted in any medium without royalty provided the copyright
4039 notice and this notice are preserved.