1 2012-04-27 Richard Guenther <rguenther@suse.de>
4 * convert.c (convert_to_integer): Avoid infinte recursion for
5 target-defined built-in types.
7 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
10 * config/cris/cris.md ("*andhi_lowpart_v32")
11 ("*andqi_lowpart_v32"): Change first input-only operand from
12 a (match_operand ...) to (match_dup 0). Drop alternatives with
13 const_int-matching constraints for redundancy.
14 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
15 three-operand alternative.
17 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
19 Backport from mainline
20 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
23 (*addsi_2_zext): Ditto.
24 (*add<mode>_3): Ditto.
25 (*addsi_3_zext): Ditto.
26 (*add<mode>_5): Ditto.
28 2012-04-25 Jakub Jelinek <jakub@redhat.com>
31 * c-typeck.c (set_nonincremental_init,
32 set_nonincremental_init_from_string): Pass true instead of false
33 as IMPLICIT to add_pending_init.
35 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
37 Backport from 2012-04-24 mainline r186768.
40 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
42 2012-04-24 Richard Guenther <rguenther@suse.de>
44 PR tree-optimization/53085
45 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
48 2012-04-24 Jakub Jelinek <jakub@redhat.com>
51 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
53 (output_addressed_constants): Likewise.
56 * varasm.c (get_section): Don't ICE for section conflicts with
57 built-in section kinds.
59 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
61 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
63 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
65 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
67 2012-04-23 Richard Guenther <rguenther@suse.de>
70 * c-typeck.c (build_binary_op): Fix typo.
72 2012-04-23 Jakub Jelinek <jakub@redhat.com>
74 PR tree-optimizations/52891
75 * tree-vect-patterns.c (adjust_bool_pattern): Use
76 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
77 but with non-standard precision.
79 2012-04-22 Ian Lance Taylor <iant@google.com>
81 * godump.c (go_output_typedef): Dump size of structs.
83 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
85 Backport from mainline:
87 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
88 hints for 'A' operand types.
90 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
92 Backport from 2012-04-19 mainline r186588.
95 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
98 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
100 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
102 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/sync.md (atomic_<code><mode>): Rename to
106 atomic_<logic><mode>.
108 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
110 Backport from mainline
111 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
114 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
115 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
116 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
117 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
118 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
119 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
120 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
121 gen_avx2_permvarv8sf.
123 2012-04-16 Martin Jambor <mjambor@suse.cz>
125 Backported from mainline
127 2012-04-13 Martin Jambor <mjambor@suse.cz>
130 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
131 fold_ctor_reference returns a zero constant.
133 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
135 Backported from mainline
136 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
138 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
139 and __ILP32__ for x32.
141 2012-04-13 Tom de Vries <tom@codesourcery.com>
143 Backport from mainline r186418.
145 2012-04-13 Tom de Vries <tom@codesourcery.com>
147 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
148 parameters vuse and vuse_escaped.
149 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
150 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
153 2012-04-13 Richard Guenther <rguenther@suse.de>
155 PR tree-optimization/52969
156 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
157 the condition for the COND_EXPR and handle predicate negation
158 by swapping the COND_EXPR arms.
160 2012-04-13 Richard Guenther <rguenther@suse.de>
163 * convert.c (convert_to_pointer): Remove special-casing of
166 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
168 Backport from mainline
169 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
172 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
173 the list of options to enable the FCFID instruction.
174 (TARGET_EXTRA_BUILTINS): Adjust comment.
176 2012-04-12 Richard Guenther <rguenther@suse.de>
178 PR tree-optimization/52943
179 * tree-chrec.h (chrec_is_positive): Remove.
180 * tree-scalar-evolution.c (chrec_is_positive): Move ...
181 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
182 Return false for a constant zero instead of negative.
183 (analyze_siv_subscript_cst_affine): Handle zero difference
184 in the initial condition explicitely.
186 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
189 * varasm.c (process_pending_assemble_externals): Set
190 pending_assemble_externals_processed true.
191 (assemble_external): Call assemble_external_real if the pending
192 assemble externals have been processed.
194 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
197 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
198 the DECL generated for the special GOT helper.
200 2012-04-06 Walter Lee <walt@tilera.com>
202 Backport from mainline
203 2012-03-07 Walter Lee <walt@tilera.com>
205 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
206 REG_CFA_* notes for the stack pointer.
207 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
208 EH_RETURN_STACKADJ_RTX.
209 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
210 generate REG_CFA_* notes for the stack pointer.
211 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
212 by EH_RETURN_STACKADJ_RTX.
214 2012-04-06 Matt Turner <mattst88@gmail.com>
216 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
218 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
220 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
221 of the destination isn't also a FP_REGS register.
223 2012-04-03 Richard Guenther <rguenther@suse.de>
225 Backport from mainline
226 2012-03-02 Richard Guenther <rguenther@suse.de>
228 PR tree-optimization/52406
229 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
230 (struct indices): Add unconstrained_base member.
231 (struct dr_alias): Remove unused vops member.
232 (DR_UNCONSTRAINED_BASE): New define.
233 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
234 add indices to allow their disambiguation. Make DR_BASE_OBJECT
235 be an artificial access that covers the whole indexed object,
236 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
237 plain decl base-objects to their MEM_REF variant.
238 (dr_may_alias_p): When the base-object of either data reference
239 has unknown size use only points-to information.
240 (compute_affine_dependence): Make dumps easier to read and
242 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
243 DR_REF when looking for packed references.
244 (vect_supportable_dr_alignment): Likewise.
246 2012-04-03 Richard Guenther <rguenther@suse.de>
248 Backport from mainline
249 2012-03-15 Richard Guenther <rguenther@suse.de>
252 * tree-data-ref.c (subscript_dependence_tester_1): Check
253 all dimensions for non-conflicting access functions.
255 2012-04-03 Richard Guenther <rguenther@suse.de>
257 Backport from mainline
258 2012-03-06 Richard Guenther <rguenther@suse.de>
261 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
263 2012-03-23 Richard Guenther <rguenther@suse.de>
265 PR tree-optimization/52678
266 * tree-vectorizer.h (struct _stmt_vec_info): Add
267 loop_phi_evolution_part member.
268 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
269 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
270 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
271 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
272 Use the cached evolution part and the PHI nodes value from
273 the loop preheader edge instead of re-analyzing the evolution.
275 2012-03-26 Richard Guenther <rguenther@suse.de>
277 PR tree-optimization/52701
278 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
279 compute and set the evolution part of PHI nodes.
281 2012-03-30 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/52754
284 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
285 propagate arbitrary addresses into really plain dereferences.
287 2012-04-03 Jakub Jelinek <jakub@redhat.com>
289 PR tree-optimization/52835
290 * tree-data-ref.c (build_rdg): Return NULL if
291 compute_data_dependences_for_loop failed.
293 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
295 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
296 (stmt_can_make_abnormal_goto): Use it.
297 (is_ctrl_altering_stmt): Likewise.
299 2012-03-31 Martin Jambor <mjambor@suse.cz>
301 Backported from mainline
302 2012-03-30 Martin Jambor <mjambor@suse.cz>
304 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
305 is a builtin_stack_save in a dominating BB.
307 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
309 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
310 crossing 128bit lane boundary.
312 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
314 Backported from mainline
315 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
318 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
320 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
321 * config/i386/i386.c: Include reload.h.
322 (ix86_legitimize_reload_address): New function.
324 2012-03-28 Martin Jambor <mjambor@suse.cz>
326 Backported from mainline
327 2012-03-27 Martin Jambor <mjambor@suse.cz>
330 * tree-sra.c (sra_modify_assign): Do not call
331 load_assign_lhs_subreplacements when working with an unscalarizable
334 2012-03-28 Jakub Jelinek <jakub@redhat.com>
337 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
338 __builtin_va_start to __builtin_next_arg if the latter is
339 builtin_decl_explicit_p rather than when it is not.
342 * tree-vect-generic.c (vector_element): Perform multiplication
343 for pos in bitsizetype type instead of idx type.
345 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
347 Backport from 2012-03-28 mainline r185910.
350 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
351 (avr_builtin_decl): New static function.
352 (struct avr_builtin_description, avr_bdesc): Move up.
353 Add GTY marker. Add field fndecl. Remove redundant field id.
354 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
355 (avr_expand_builtin): Code cleanup because .id is removed.
357 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
360 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
363 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
365 Backport from 2012-03-28 mainline r185907.
368 * config.gcc (tm_file): Remove avr/multilib.h.
370 * doc/invoke.texi (AVR Options): Adjust
371 documentation of -mtiny-stack.
373 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
374 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
375 * config/avr/t-avr: Remove generation of multilib.h.
376 * config/avr/t-multilib: Regenerate.
377 * config/avr/multilib.h: Remove.
378 * config/avr/avr.opt (-msp8): New option.
379 (avr_sp8): New variable.
380 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
381 * config/avr/avr.h (AVR_HAVE_SPH): New define.
382 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
383 (avr_device_to_sp8): New prototype.
384 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
385 (DRIVER_SELF_SPECS): New define.
386 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
387 __AVR_SP8__, __AVR_HAVE_SPH__.
388 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
389 AVR_HAVE_8BIT_SP to decide if SP_H is present.
390 (avr_file_start): Ditto.
392 2012-03-28 Jakub Jelinek <jakub@redhat.com>
395 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
396 instead of 8 in adjust_address.
398 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
400 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
401 of a unit before computing the offset in units.
403 2012-03-27 Richard Guenther <rguenther@suse.de>
406 * fold-const.c (try_move_mult_to_index): Handle &x.array more
409 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
412 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
414 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
417 * varasm.c: Include pointer-set.h.
418 (pending_assemble_externals_set): New pointer set.
419 (process_pending_assemble_externals): Destroy the pointer set.
420 (assemble_external): See if decl is in pending_assemble_externals_set,
421 and add it to pending_assemble_externals if necessary.
422 (init_varasm_once): Allocate pending_assemble_externals_set.
424 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
426 Backported from mainline
427 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
430 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
431 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
432 (vector_ltgt<mode>): Likewise.
433 (vector_ordered<mode>): Likewise.
434 (vector_unordered<mode>): Likewise.
435 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
437 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
439 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
442 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
444 Backported from mainline
445 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
449 * config/sh/sh.c (sh_register_move_cost): Increase cost between
450 GENERAL_REGS and FP_REGS for SImode.
452 2012-03-22 Jakub Jelinek <jakub@redhat.com>
455 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
456 on any new_local_var_chain vars declared during recursing on
457 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
459 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
461 Backport from 2012-03-22 mainline r185692.
464 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
465 (unspecv): Add UNSPECV_MEMORY_BARRIER.
466 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
467 (delay_cycles_1, delay_cycles_2): Ditto.
468 (delay_cycles_3, delay_cycles_4): Ditto.
469 (nopv, *nopv): Ditto.
470 (sleep, *sleep): Ditto.
473 Backport from 2012-03-21 mainline r185605.
475 PR rtl-optimization/52543
477 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
478 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
479 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
480 (avr_load_libgcc_p): Restrict to __flash loads.
481 (avr_out_lpm): Only handle 1-byte loads from __flash.
482 (avr_load_lpm): New function.
483 (avr_find_unused_d_reg): Remove.
484 (avr_out_lpm_no_lpmx): Remove.
485 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
486 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
487 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
488 (load_<mode>, load_<mode>_clobber): New insns.
489 (mov<mode>): For multi-byte move from non-generic
490 16-bit address spaces: Expand to load_<mode> resp.
492 (load<mode>_libgcc): Remove expander.
493 (split-lpmx): Remove split.
495 Backport from 2012-03-13 mainline r185329.
498 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
499 offset (size) to a value the insns can deal with.
500 (expand_epilogue): Ditto.
502 Backport from 2012-03-12 mainline r185256.
505 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
506 type from reg_class_t to enum reg_class.
507 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
509 Backport from 2012-03-12 mainline r185253.
512 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
513 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
514 r184615 from 2012-02-28.
516 Backport from 2012-03-08 mainline r185105.
518 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
519 for constants in [-63,63].
521 Backport from 2012-03-08 mainline r185100.
524 * config/avr/avr.c (avr_mem_clobber): New static function.
525 (avr_expand_delay_cycles): Add memory clobber operand to
526 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
527 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
528 (enable_interrupt, disable_interrupt): New expander.
529 (nopv, sleep, wdr): New expanders.
530 (delay_cycles_1): Add memory clobber.
531 (delay_cycles_2): Add memory clobber.
532 (delay_cycles_3): Add memory clobber.
533 (delay_cycles_4): Add memory clobber.
534 (cli_sei): New insn from former "enable_interrupt",
535 "disable_interrupt" with memory clobber.
536 (*wdt): New insn from former "wdt" with memory clobber.
537 (*nopv): Similar, but for "nopv".
538 (*sleep): Similar, but for "sleep".
540 Backport from 2012-03-07 mainline r185043.
543 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
545 Backport from 2012-03-07 mainline r185032.
548 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
549 to: RAMPZ, RAMPY, RAMPX, RAMPD.
550 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
552 Backport from 2012-03-07 mainline r185031.
555 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
557 * config/avr/avr.md (xload_8): Adjust insn length.
559 Backport from 2012-03-07 mainline r185030.
562 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
563 if RAMPZ affects reading from RAM.
565 Backport from 2012-03-05 mainline r184919.
567 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
569 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
571 Backport from mainline r185259.
574 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
575 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
577 2012-03-22 Jakub Jelinek <jakub@redhat.com>
579 Backported from mainline
580 2012-03-13 Jakub Jelinek <jakub@redhat.com>
583 * c-parser.c (c_parser_postfix_expression)
584 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
586 * config/i386/smmintrin.h: Avoid /* within a comment.
587 * config/i386/nmmintrin.h: Likewise.
589 2012-03-22 Richard Guenther <rguenther@suse.de>
591 * BASE-VER: Set to 4.7.1.
592 * DEV-PHASE: Set to prerelease.
594 2012-03-22 Release Manager
596 * GCC 4.7.0 released.
598 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
600 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
602 2012-03-15 Jakub Jelinek <jakub@redhat.com>
603 Andrew Pinski <apinski@cavium.com>
606 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
607 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
608 calls instead of __builtin_ir{int,ound}*.
610 2012-03-14 Jakub Jelinek <jakub@redhat.com>
613 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
616 2012-03-13 Joseph Myers <joseph@codesourcery.com>
618 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
619 Refer to GCC 4.7 version of c99status.html.
621 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
623 Backport from mainline
624 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
626 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
627 redefine to be NULL if the current bit-size is different from the
630 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
631 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
632 set the default tuning. Add asserts to make sure the cpu and tune
633 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
634 test whether the index is set, instead of > 0.
635 (rs6000_file_start): Do not reset the default cpu if the current
636 bit-size is different from the configured bit-size.
638 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
640 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
642 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
643 Update binutils references.
644 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
645 Update binutils reference.
646 Update Sun as/GNU ld caveat.
647 Document binutils largefile requirement for LTO plugin.
648 Remove reference to alternate libpthread.
650 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
652 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
654 (Specific, mips-sgi-irix6): Likewise.
656 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
658 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
659 * configure: Regenerate.
661 2012-03-07 Richard Henderson <rth@redhat.com>
663 * config/m68k/m68k.h (ISA_HAS_TAS): New.
664 * config/m68k/sync.md (atomic_test_and_set): Use it.
665 (atomic_test_and_set_1): Likewise.
667 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
670 * Makefile.in: Let install-gcc-ar depend on installdirs,
671 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
672 Don't double canonicalize if cross-compiling.
674 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
676 * trans-mem.c: New typedef for tm_region_p.
677 Define vector types for tm_region_p.
678 (tm_region_init): Replace region_worklist to a vector called
681 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
684 * trans-mem.c (tm_region_init): Use last_basic_block.
686 2012-03-05 Richard Henderson <rth@redhat.com>
689 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
690 * omp-low.c (expand_omp_atomic): Assume anything aligned to
691 BIGGEST_ALIGNMENT is aligned.
693 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
695 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
697 2012-03-05 Richard Henderson <rth@redhat.com>
700 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
701 instead of calling negqi2 directly.
703 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
705 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
706 (INTMAX_TYPE): Use it.
707 (UINTMAX_TYPE): Likewise.
708 (SUBTARGET_OVERRIDE_OPTIONS): Define.
709 (irix6_c_common_override_options): Declare.
710 (C_COMMON_OVERRIDE_OPTIONS): Define.
711 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
712 * config/mips/irix6-c.c: New file.
713 * config/mips/t-irix6 (irix6-c.o): New target.
714 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
717 2012-03-02 Richard Henderson <rth@redhat.com>
719 * optabs.c (expand_atomic_test_and_set): Honor
720 atomic_test_and_set_trueval even when atomic_test_and_set
723 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
725 Backport from mainline
726 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
728 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
730 2012-03-02 Richard Guenther <rguenther@suse.de>
732 * DEV-PHASE: Set to prerelease.
734 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
736 * config.gcc (obsolete): Add all ARM targets using the FPA.
737 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
738 * doc/install.texi: Avoid references to obsolete ARM ports.
740 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
742 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
744 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
745 Joern Rennecke <joern.rennecke@embecosm.com>
747 * doc/extend.texi: Expand and update information on interrupt
748 attribute for Epiphany.
750 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
752 * config/sh/sh-protos.h: Update copyright notice dates.
753 * config/sh/sh.h: Likewise.
754 * config/sh/sh.md: Likewise.
755 * config/sh/constraints.md: Likewise.
756 * config/sh/predicates.md: Likewise.
758 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
760 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
761 * config/sh/sh.c (tertiary_reload_operand): Likewise.
763 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
765 * config/sh/constraints.md: Fix comment typo.
767 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
770 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
771 unsigned HOST_WIDE_INT.
772 (zvdep_imm64): Likewise.
773 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
774 (vdepi_and): Likewise.
775 Likewise for unamed 64-bit patterns.
776 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
778 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
781 PR rtl-optimization/52417
782 * cselib.c (cselib_any_perm_equivs): New variable.
783 (cselib_reset_table): Check that it's not set when not
784 preserving constants.
785 (cselib_add_permanent_equiv): Set it.
786 (cselib_have_permanent_equivalences): New.
787 (cselib_init, cselib_finish): Reset it.
788 * cselib.h (cselib_have_permanent_equivalences): Declare.
789 * alias.c (get_addr): Restore earlier behavior when there
790 aren't permanent equivalences.
792 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
794 * config/mn10300/mn10300-modes.def: Fix copyright notice.
795 * config/v850/v850-modes.def: Fix copyright notice.
797 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
799 * doc/extend.texi (AVR Built-in Functions): Document
800 __builtin_avr_flash_segment.
802 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
803 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
804 (*split.flash_segment): New insn-and-split.
805 * config/avr/avr.c (avr_init_builtins): Add local variables:
806 const_memx_void_node, const_memx_ptr_type_node,
807 char_ftype_const_memx_ptr.
809 2012-03-01 Jakub Jelinek <jakub@redhat.com>
811 PR tree-optimization/52445
812 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
813 add ssa_name_ver, offset and size fields and change store field
815 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
816 (add_or_mark_expr): Likewise. Only consider previous stores
817 with the same size and offset.
818 (nt_init_block): Only look at gimple_assign_single_p stmts,
819 doesn't look at rhs2.
821 2012-03-01 Richard Guenther <rguenther@suse.de>
824 * tree-cfg.c (verify_gimple_assign_unary): Allow any
825 conversions from integral types to pointer types.
827 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
829 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
830 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
831 unintentionally removed in r184616.
833 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
835 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
838 2012-02-29 Jakub Jelinek <jakub@redhat.com>
839 Uros Bizjak <ubizjak@gmail.com>
842 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
843 alternatives, add "e" constraint to the new last alternative
844 and ! to last 3 alternatives.
846 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
848 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
849 DW_AT_artificial attributes at the end of the processing.
850 (gen_array_type_die): Likewise.
851 (gen_enumeration_type_die): Likewise.
852 (gen_struct_or_union_type_die): Likewise.
853 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
856 2012-02-29 Jakub Jelinek <jakub@redhat.com>
859 * expr.c (expand_assignment): If doing misaligned store that doesn't
860 cover all mode bits, perform a RMW cycle.
862 PR tree-optimization/52429
863 * tree-parloops.c (separate_decls_in_region_debug): Return early
864 if var is LABEL_DECL.
866 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
868 PR tree-optimization/52424
869 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
870 calling dom_thread_across_edge.
872 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
874 * config/avr/avr.c: Move definition of TARGET macros to end of file.
876 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
878 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
879 * config/avr/avr.c (avr_output_bld): Remove unused function.
880 (avr_out_sbxx_branch): Use "%T" to print bit position.
882 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
884 * config/avr/avr.md: Untabify.
886 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
888 * config/avr/avr.md (eqne): New code iterator.
889 (*dec-and-branchsi): Use it in text peephole's condition.
890 (*dec-and-branchhi): Ditto.
891 (*dec-and-branchqi): Ditto.
893 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
896 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
897 the device does not have the skip-bug.
899 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
901 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
902 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
903 -mpretend-cmove): New.
905 2012-02-29 Jakub Jelinek <jakub@redhat.com>
908 * df.h (struct df_d): Adjust comment that hard_regs_live_count
909 doesn't count DEBUG_INSN refs.
910 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
913 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
917 2012-02-20 Richard Guenther <rguenther@suse.de>
918 PR tree-optimization/52298
919 * tree-vect-stmts.c (vectorizable_load): Properly use
920 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
923 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
926 * gimple.h (gimple_in_transaction): New.
927 (gimple_set_in_transaction): New.
928 (struct gimple_statement_base): Add in_transaction field.
929 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
931 (tree_ssa_lim_initialize): Compute transaction bits.
932 * tree.h (compute_transaction_bits): Protoize.
933 * trans-mem.c (tm_region_init): Use the heap to store BB
935 (compute_transaction_bits): New.
937 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
939 * gcc.c (display_help): Document --help=common and sort entries
942 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
944 * doc/install.texi: Document check-$LANG specific shortcuts
946 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
949 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
951 * config/arm/arm_neon.h: Regenerate.
952 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
953 (neon_vcgeu): New insn.
954 (neon_vcgtu): Likewise.
955 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
956 (ops): Unsigned comparison intrinsics call a different
959 2012-02-28 Richard Guenther <rguenther@suse.de>
962 * config/i386/i386.c (ix86_expand_vector_set): Fix element
963 ordering for the VEC_CONCAT for two element vectors for
964 V2SFmode, V2SImode and V2DImode.
966 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
969 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
970 detecting big-endian triplets.
972 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
974 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
975 mode if there is no type information available.
977 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
979 PR tree-optimization/53207
980 * doc/invoke.texi: Document as experimental and relying on graphite.
982 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
984 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
985 of initializer to changes from r184614.
987 2012-02-28 Richard Guenther <rguenther@suse.de>
989 PR tree-optimization/52395
990 * tree-sra.c (build_ref_for_offset): Also look at the base
991 TYPE_ALIGN when figuring out the alignment of the replacement.
993 2012-02-28 Richard Guenther <rguenther@suse.de>
995 PR tree-optimization/52402
996 * ipa-prop.c (ipa_modify_call_arguments): Properly use
997 mis-aligned types when creating the accesses at the call site.
999 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1001 * config/avr/builtins.def: New file.
1002 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1003 * config/avr/avr.c (enum avr_builtin_id): Use it.
1004 (avr_init_builtins): Use it. And use avr_bdesc.
1005 (bdesc_1arg): Remove.
1006 (bdesc_2arg): Remove.
1007 (bdesc_3arg): Remove.
1008 (struct avr_builtin_description): Add field n_args.
1009 (avr_bdesc): New static variable using builtins.def.
1010 (avr_expand_builtin): Use it.
1011 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1012 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1013 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1015 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1018 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1019 match only one single hard register with respective hard reg rtx.
1020 (movmemx_<mode>): Ditto.
1021 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1022 insn anatomy of movmem[x]_<mode>.
1023 (avr_out_movmem): Same for printing assembler and operand usage.
1025 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1029 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1030 address spaces located outside of device flash.
1032 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1033 (mcu_type_s): Add field n_flash.
1034 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1035 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1036 (AVR_MCU): Add N_FLASH argument.
1037 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1038 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1039 macro __FLASH<n> if that address space makes sense for the device.
1040 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1041 outside of target flash.
1042 (avr_asm_named_section): Ditto.
1043 (avr_asm_select_section): Ditto.
1044 (avr_addr_space_convert): Ditto.
1045 (avr_emit_movmemhi): Ditto.
1046 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1047 address space is outside of device flash.
1048 (avr_insert_attributes): Ditto.
1049 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1050 avr_current_arch->n_segments.
1052 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1055 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1057 (*movabs<mode>_2): Likewise.
1059 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1062 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1063 s_register_operand in the test instead of REG_P. Don't call
1064 gen_reg_rtx if it won't be used.
1066 PR tree-optimization/52376
1067 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1069 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1071 * ifcvt.c (noce_get_condition): Check condition variable is not
1072 small_register_classes_for_mode_p before accepting.
1074 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1076 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1078 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1081 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1082 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1084 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1086 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1088 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1090 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1092 * config/sh/predicates.md: Remove blank lines.
1093 * config/sh/sh.c: Fix typos in comments.
1094 * config/sh/constraints.md: Likewise.
1095 * config/sh/sh.md: Remove blank lines.
1096 Fix typos in comments. Use ;; as comment characters.
1098 2012-02-26 Walter Lee <walt@tilera.com>
1100 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1101 (replace_mov_pcrel_step2): Ditto.
1103 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1106 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1107 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1108 and locs that reference values newer than the non-canonical value
1109 at hand. Return the canonical value as a worst case.
1110 (memrefs_conflict_p): Walk canonical value's locs.
1113 * cselib.c (preserve_only_constants): Rename to...
1114 (preserve_constants_and_equivs): ... this. Split out...
1115 (invariant_or_equiv_p): ... this. Preserve plus expressions
1116 of other preserved expressions too.
1117 (cselib_reset_table): Adjust.
1118 * var-tracking.c (reverse_op): Use canonical value to build
1121 2012-02-23 Kai Tietz <ktietz@redhat.com>
1123 * config/i386/i386.c (ix86_delegitimize_address): Handle
1124 UNSPEC_PCREL plus displacement.
1126 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1129 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1130 to test for unusedness in st X addressing.
1132 2012-02-24 Richard Guenther <rguenther@suse.de>
1135 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1136 (is_gimple_reg_type): Move inline ...
1137 * gimple.h (is_gimple_reg_type): ... here.
1139 2012-02-24 Richard Guenther <rguenther@suse.de>
1142 * passes.c (execute_function_todo): When verifying SSA form
1143 verify gimple form first.
1144 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1146 2012-02-24 Richard Guenther <rguenther@suse.de>
1149 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1150 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1152 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1154 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1156 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1158 * tree-phinodes.c (make_phi_node): Mark static.
1159 * tree-flow.h (make_phi_node): Remove extern decl.
1160 * doc/gimple.texi (make_phi_node): Remove documentation.
1162 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1164 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1165 * tree-ssa-sccvn.c (print_scc): Ditto.
1167 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1169 * doc/passes.texi (Full redundancy elimination): Fix typo.
1171 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1173 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1175 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1178 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1180 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1183 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1185 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1187 * config/avr/avr.md (code_stdname): Add ior, xor.
1188 (xior): New code iterator.
1189 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1190 (*<code_stdname><mode>qi.byte1-3): Ditto.
1192 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1194 PR tree-optimization/52019
1195 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1198 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1200 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1201 HAVE_INITFINI_ARRAY to work around namespace pollution in
1202 certain versions of newlib system headers.
1203 * config.in: Regenerate.
1204 * configure: Regenerate.
1205 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1206 instead of HAVE_INITFINI_ARRAY.
1208 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1211 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1212 is not offsettable memory reference.
1214 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1217 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1218 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1220 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1222 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1223 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1225 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1227 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1228 library on Solaris 8 even without TLS support.
1229 * configure: Regenerate.
1231 2012-02-22 Richard Guenther <rguenther@suse.de>
1234 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1235 for GIMPLE_DEBUG stmts.
1237 2012-02-22 Martin Jambor <mjambor@suse.cz>
1240 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1241 according to the base object.
1243 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1245 PR rtl-optimization/50063
1246 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1247 and 2 (8-bit SP) in operand 2.
1248 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1249 setup to use movhi_sp_r instead of vanilla move to write SP.
1250 Adjust REG_CFA notes to superseed unspec.
1251 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1253 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1254 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1255 irq_state 1 (IRQ known to be on) here.
1257 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1259 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1261 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1262 assign_hard_reg): Likewise.
1264 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1266 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1268 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1271 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1272 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1274 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1276 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1277 prototype from here to...
1278 * config/avr/avr.h: ...here.
1280 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1283 * thumb2.md (thumb2_shiftsi3_short): Split register and
1284 immediate shifts. For register shifts tie operands 0 and 1.
1285 (peephole2 for above): Check that register-controlled shifts
1286 have suitably tied operands.
1288 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1291 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1292 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1293 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1294 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1295 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1296 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1297 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1298 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1299 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1300 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1301 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1302 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1303 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1304 bdver1_ssevector_avx256_unaligned_load,
1305 bdver1_ssevector_sse128_unaligned_load,
1306 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1307 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1308 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1309 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1310 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1311 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1312 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1313 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1314 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1315 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1316 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1317 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1318 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1319 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1320 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1321 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1322 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1323 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1324 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1325 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1326 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1327 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1328 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1329 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1330 bdver1_ssediv_double_load, bdver1_ssediv_double,
1331 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1332 Add "bdver2" attribute.
1334 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1336 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1337 default if possible and not specified otherwise.
1339 2012-02-21 Richard Guenther <rguenther@suse.de>
1342 * gimplify.c (create_tmp_from_val): Use the main variant type
1343 for the type of the temporary we create.
1345 2012-02-21 Richard Guenther <rguenther@suse.de>
1347 PR tree-optimization/52324
1348 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1349 do not gimplify a MEM_REF address operand if it is already
1352 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1354 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1355 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1357 2012-02-21 Richard Guenther <rguenther@suse.de>
1359 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1360 nested_in_vect_loop.
1362 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1364 PR tree-optimization/52318
1365 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1366 vdef also to non-pure/const call stmts in the sequence.
1368 2012-02-20 David S. Miller <davem@davemloft.net>
1370 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1371 don't use the "rd %pc" instruction on v9 for PIC register loads.
1373 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1376 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1377 in a transaction safe function.
1379 2012-02-20 Kai Tietz <ktietz@redhat.com>
1382 * stor-layout.c (place_field): Handle desired_align for
1385 2012-02-20 Richard Guenther <rguenther@suse.de>
1387 PR tree-optimization/52298
1388 * tree-vect-stmts.c (vectorizable_store): Properly use
1389 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1391 (vectorizable_load): Likewise.
1392 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1393 Access DR_STEP after ensuring it is not NULL.
1395 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1397 PR tree-optimization/52286
1398 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1399 optimization use double_int_to_tree instead of build_int_cst_wide,
1400 rewrite to use double_int vars.
1402 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1405 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1407 Remove -e 0 from $gcc_cv_ld invocation.
1408 Only use __GLIBC_PREREQ if defined.
1409 Enable on Solaris since Solaris 8 patch.
1410 (gcc_SUN_LD_VERSION): New macro.
1411 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1412 gcc_SUN_LD_VERSION for version number format.
1413 * configure: Regenerate.
1414 * varasm.c (get_elf_initfini_array_priority_section): Set
1415 SECTION_NOTYPE for non-default priority.
1416 Use get_section instead of get_unnamed_section to emit
1417 .init_array/.fini_array with default priority.
1419 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1421 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1422 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1423 (mips_start_unique_function, mips_output_mips16_rdhwr)
1424 (mips_code_end): New functions.
1425 (TARGET_ASM_CODE_END): Define.
1427 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1429 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1430 to stubs with non-sibling calls.
1432 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1434 * doc/invoke.texi (-fira-* options): Copy-edit.
1435 (ira-* parameters): Copy-edit.
1437 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1439 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1440 GCC coding conventions.
1442 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1444 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1445 when used as adjectives.
1447 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1449 * doc/invoke.texi: Clean up "that"/"which" confusion.
1451 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1453 * system.h: Poison SMALL_REGISTER_CLASSES
1454 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1455 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1457 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1459 PR tree-optimization/52285
1460 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1461 when deciding if a call is a tail call or tail recursion.
1463 2012-02-16 Kai Tietz <ktietz@redhat.com>
1465 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1466 interger-constant displacement for UNSPEC_PCREL.
1468 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1470 PR rtl-optimization/52208
1471 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1472 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1474 PR tree-optimization/52255
1475 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1476 loop->header has virtual PHI, but exit_e->dest doesn't, add
1477 virtual PHI to exit_e->dest and adjust all uses after the loop.
1480 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1481 children with clone_tree_hash, not after it.
1483 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1485 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1486 extended identifiers.
1488 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1491 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1492 a same_body_alias, also test whether e->callee isn't a former
1493 or current clone of the decl this is a same body alias of.
1495 PR translation/52264
1496 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1498 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1500 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1502 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1505 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1506 force_reg instead of copy_to_reg for better optimization. Force
1507 non-register or memory operands into a register.
1509 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1511 * extend.texi: Reserve upper bits of memory model for future use.
1513 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1514 Anatoly Sokolov <aesok@post.ru>
1515 Eric Weddington <eric.weddington@atmel.com>
1518 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1519 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1520 Rewrite initializers for .macro.
1521 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1522 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1523 atxmega32d4, atxmega32x1.
1524 avrxmega4: atxmega64a3, atxmega64d3.
1525 avrxmega5: atxmega64a1, atxmega64a1u.
1526 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1527 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1528 avrxmega7: atxmega128a1, atxmega128a1u.
1529 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1530 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1531 (struct base_arch_s): Rename reserved to xmega_p.
1532 Rename reserved2 to have_rampd.
1533 (AVR_XMEGA): New define.
1534 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1535 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1536 * config/avr/predicates.md (io_address_operand): Take into
1538 (low_io_address_operand): Ditto.
1539 (high_io_address_operand): Ditto.
1540 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1541 (enabled, movhi_sp_r): Use them.
1542 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1543 cpp_define_formatted to built-in define __AVR_ARCH__.
1544 (__AVR_XMEGA__): New built-in define.
1545 (__AVR_HAVE_RAMPD__): New built-in define.
1546 (__AVR_HAVE_RAMPX__): New built-in define.
1547 (__AVR_HAVE_RAMPY__): New built-in define.
1548 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1550 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1551 (avr_option_override): Initialize them.
1552 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1553 (avr_init_expanders): Initialize them. No more block several calls.
1554 (emit_push_sfr): New static function.
1555 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1557 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1558 (avr_print_operand): Print addreeses as symbols for
1559 RAMPX, RAMPY, RAMPD, CCP.
1560 (output_movhi): Handle AVR_XMEGA when writing to SP.
1561 (avr_out_movhi_mr_r_xmega): New static function.
1562 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1563 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1564 __RAMPD__, __CCP__ as needed.
1566 * config/avr/multilib.h: Regenerate.
1567 * config/avr/t-multilib: Regenerate.
1568 * config/avr/avr-tables.opt: Regenerate.
1570 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1572 PR tree-optimization/50561
1573 * graphite-flattening.c (lst_project_loop): Do not
1574 remove old scattering dimensions after flattening.
1575 (lst_do_flatten): Likewise.
1577 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1579 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1580 __builtin_avr_map8, __builtin_avr_map16.
1581 Document __builtin_avr_insert_bits.
1583 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1584 (insert_bits): New insn.
1585 (adjust_len.map_bits): Rename to insert_bits.
1586 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1587 * avr-protos.h (avr_out_map_bits): Remove.
1588 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1589 * config/avr/constraints.md (Cxf,C0f): New.
1590 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1591 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1592 New built-in define __BUILTIN_AVR_INSERT_BITS.
1593 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1594 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1595 (avr_move_bits): Rewrite.
1596 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1598 (avr_map_op_t): New typedef.
1599 (avr_map_op): New static variable.
1600 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1601 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1602 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1603 (bdesc_3arg, avr_expand_triop_builtin): New.
1604 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1605 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1606 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1607 (avr_map_equal_p, avr_map_sig_p): Remove.
1608 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1609 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1610 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1611 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1612 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1613 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1615 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1617 * config/c6x/c6x.md (reserve_cycles): New attribute.
1618 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1619 don't reserve functional units after the branch occurs.
1621 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1624 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1625 functions into non-tm_pure functions.
1627 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1630 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1631 (iterative_hash_canonical_type): Likewise.
1632 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1635 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1637 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1638 sched-group insn, it either remains alone or the entire list is pruned.
1640 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1642 * doc/install.texi (Prerequisites): Fix grammar.
1643 (Configuration): Likewise.
1645 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1647 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1648 MPC as part of GCC before describing configuring with --with-gmp etc.
1649 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1650 sources are present.
1652 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1655 * dwarf2out.c (clone_tree_hash): New function.
1656 (copy_decls_walk): Use it instead of clone_tree.
1658 2012-02-14 Richard Guenther <rguenther@suse.de>
1660 PR tree-optimization/52244
1661 PR tree-optimization/51528
1662 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1663 replacements for integral types.
1665 2012-02-14 Walter Lee <walt@tilera.com>
1667 * config.gcc: Handle tilegx and tilepro.
1668 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1670 Add HAVE_AS_TLS check for tilegx and tilepro.
1671 * configure: Regenerate.
1672 * doc/contrib.texi: Add Mat Hostetter and self.
1673 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1674 Document instruction intrinsics and network accessing intrinsics.
1675 (TILEPro Built-in Functions): New node. Document instruction
1676 intrinsics and network accessing intrinsics.
1677 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1678 (Specific, tilepro-*-linux*): Likewise.
1679 * doc/invoke.texi (TILE-Gx Options): New section.
1680 (TILEPro Options): New section.
1681 * doc/md.texi (TILE-Gx): New section.
1682 (TILEPro): New section.
1683 * common/config/tilegx/tilegx-common.c: New file.
1684 * common/config/tilepro/tilepro-common.c: New file.
1685 * config/tilegx/constraints.md: New file.
1686 * config/tilegx/linux.h: New file.
1687 * config/tilegx/mul-tables.c: New file.
1688 * config/tilegx/predicates.md: New file.
1689 * config/tilegx/sync.md: New file.
1690 * config/tilegx/t-tilegx: New file.
1691 * config/tilegx/tilegx-builtins.h: New file.
1692 * config/tilegx/tilegx-c.c: New file.
1693 * config/tilegx/tilegx-generic.md: New file.
1694 * config/tilegx/tilegx-modes.def: New file.
1695 * config/tilegx/tilegx-multiply.h: New file.
1696 * config/tilegx/tilegx-protos.h: New file.
1697 * config/tilegx/tilegx.c: New file.
1698 * config/tilegx/tilegx.h: New file.
1699 * config/tilegx/tilegx.md: New file.
1700 * config/tilegx/tilegx.opt: New file.
1701 * config/tilepro/constraints.md: New file.
1702 * config/tilepro/gen-mul-tables.cc: New file.
1703 * config/tilepro/linux.h: New file.
1704 * config/tilepro/mul-tables.c: New file.
1705 * config/tilepro/predicates.md: New file.
1706 * config/tilepro/t-tilepro: New file.
1707 * config/tilepro/tilepro-builtins.h: New file.
1708 * config/tilepro/tilepro-c.c: New file.
1709 * config/tilepro/tilepro-generic.md: New file.
1710 * config/tilepro/tilepro-modes.def: New file.
1711 * config/tilepro/tilepro-multiply.h: New file.
1712 * config/tilepro/tilepro-protos.h: New file.
1713 * config/tilepro/tilepro.c: New file.
1714 * config/tilepro/tilepro.h: New file.
1715 * config/tilepro/tilepro.md: New file.
1716 * config/tilepro/tilepro.opt: New file.
1718 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1720 PR tree-optimization/52210
1721 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1722 vect_model_simple_cost with two entry vect_def_type array instead
1723 of an address of dt.
1725 2012-02-14 Richard Guenther <rguenther@suse.de>
1728 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1729 Do not stream DECL_QUALIFIER.
1730 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1731 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1732 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1734 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1737 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1740 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1743 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1744 * cselib.c (cselib_subst_to_values_from_insn): New function.
1745 * sched-deps.c (add_insn_mem_dependence,
1746 sched_analyze_1, sched_analyze_2): Use it.
1748 2012-02-13 Jan Hubicka <jh@suse.cz>
1751 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1753 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1755 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1756 (GTM_SELF_SPECS): Define if not already defined.
1757 (driver_self_specs): Add GTM_SELF_SPECS.
1758 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1759 (GTM_SELF_SPECS): Define.
1760 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1761 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1763 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1765 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1768 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1771 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1772 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1774 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1777 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1779 2012-02-13 Richard Guenther <rguenther@suse.de>
1781 PR translation/52211
1782 * passes.c (enable_disable_pass): Fix typo.
1784 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1787 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1788 XOR for reduce_bit_field if type is unsigned.
1790 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1792 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1793 disallow changes from SFmode to mode with different size in FP regs.
1795 2012-02-12 Robert Millan <rmh@gnu.org>
1796 Gerald Pfeifer <gerald@pfeifer.com>
1798 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1801 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1803 PR rtl-optimization/52175
1804 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1805 to frame-related instructions.
1807 2012-02-10 Jason Merrill <jason@redhat.com>
1810 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1811 (demangle_new_symbols): Fill it.
1812 (scan_linker_output): Walk it.
1813 (start_tweaking): Split out from scan_linker_output.
1814 (maybe_tweak): Update sym->chosen.
1815 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1817 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1820 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1822 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1824 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1825 having the same mode as previous compare.
1827 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1829 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1830 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1831 (nonlocal_goto_internal): Likewise.
1832 (nonlocal_goto): Emit a use and an indirect jump directly.
1834 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1837 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1838 __atomic_{is,always}_lock_free.
1840 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1843 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1844 negative constant address for x32.
1846 2012-02-10 Richard Henderson <rth@redhat.com>
1848 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1849 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1850 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1852 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1853 Ira Rosen <irar@il.ibm.com>
1855 PR tree-optimization/50031
1856 * targhooks.c (default_builtin_vectorization_cost): Handle
1858 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1859 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1860 all types of reduction and pattern statements.
1861 (vect_estimate_min_profitable_iters): Likewise.
1862 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1863 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1864 for explicit realigns.
1865 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1866 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1868 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1869 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1870 vec_perm for VSX and handle vec_promote_demote.
1872 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1875 * builtins.c (fold_builtin_atomic_always_lock_free,
1876 expand_builtin_atomic_always_lock_free,
1877 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1878 Return and/or test boolean_true_node/boolean_false_node instead of
1879 integer_one_node/integer_zero_node.
1881 2012-02-10 Jan Hubicka <jh@suse.cz>
1884 * predict.c (predict_paths_for_bb): Prevent looping.
1885 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1887 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1889 * config/arm/arm.c (output_move_double): In one case properly
1890 count number of instructions that will be emitted.
1892 2012-02-10 Richard Guenther <rguenther@suse.de>
1894 PR translation/52193
1895 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1897 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1900 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1902 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1905 * var-tracking.c (emit_note_insn_var_location): If
1906 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1907 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1908 non-NOTE_DURING_CALL_P insn.
1910 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1913 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1915 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1918 * gcc.c (switch_matches) Support switches with separated form,
1921 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1923 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1925 (RAMPZ_ADDR): Ditto.
1926 * config/avr/avr.c (avr_addr_t): New typedef.
1927 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1928 (avr_init_expanders): Initialize it.
1929 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1931 (expand_epilogue): Ditto.
1932 (avr_print_operand): Ditto.
1933 (avr_file_start): Ditto.
1934 (avr_emit_movmemhi): Ditto.
1936 2012-02-08 Richard Guenther <rguenther@suse.de>
1938 PR tree-optimization/46886
1939 * tree-flow.h (do_while_loop_p): Declare.
1940 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1941 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1943 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1945 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1946 always succeed for integers larger than a native word.
1948 2012-02-08 Richard Guenther <rguenther@suse.de>
1950 PR rtl-optimization/52170
1951 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1952 properly handle integer vector modes.
1954 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1956 PR gcov-profile/52150
1957 * coverage.c: Include target.h.
1958 (build_var): Call targetm.strip_name_encoding on the assembler name.
1959 Change one _ into . or $ if the target allows it.
1960 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1962 PR rtl-optimization/52139
1963 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1964 is a BARRIER after emit_insn_after_noloc, move BB_END
1965 to the last non-BARRIER insn before it.
1967 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1970 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1971 (mips_gimplify_va_arg_expr): Call it instead of
1972 std_gimplify_va_arg_expr.
1974 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1976 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1977 message for -mno-pointers-to-nested-function.
1979 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1982 * expr.c (get_inner_reference): If there is an offset, add a negative
1983 bit position to it (if any).
1985 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1987 PR rtl-optimization/52060
1988 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1989 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1990 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1991 and/or i0src_copy2 when needed.
1993 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1995 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1996 or LTOPLUGINSONAME if have_c.
1998 * config/freebsd-spec.h: Add comment about what macros can be defined
2000 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2001 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2004 2012-02-07 Richard Guenther <rguenther@suse.de>
2006 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2007 newline in -alias dumps.
2009 2012-02-07 Kai Tietz <ktietz@redhat.com>
2010 Dave Korn <dave.korn.cygwin@gmail.com>
2013 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2014 Take care that typinfo gets dllexport-attribute.
2016 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2019 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2020 if modifier < EXPAND_SUM call force_operand on the result.
2022 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2024 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2025 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2027 (epiphany_function_type): Replace types for specific interrupts with
2028 EPIPHANY_FUNCTION_INTERRUPT.
2029 (EPIPHANY_INTERRUPT_P): Update.
2030 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2031 New static function.
2032 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2033 <disinterrupt>: Affects type identity.
2034 (epiphany_handle_interrupt_attribute): Handle variable number of
2036 (epiphany_compute_function_type): Update for new
2037 epiphany_function_type definition.
2038 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2039 handlers with a longcall forwarder.
2040 (epiphany_start_function): Handle multiple interrupt arguments and/or
2041 forwarder_section attribute.
2043 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2046 2012-02-07 Alan Modra <amodra@gmail.com>
2049 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2052 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2054 PR tree-optimization/50969
2055 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2056 use vec_perm rather than vector_stmt.
2057 (vect_model_load_cost): Likewise.
2058 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2059 vec_perm to be the same as other vector statements.
2060 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2061 cost of vec_perm for TARGET_VSX.
2063 2012-02-06 Richard Guenther <rguenther@suse.de>
2065 PR tree-optimization/52115
2066 * tree-sra.c (access_has_replacements_p): New function.
2067 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2069 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2072 * trans-mem.c (expand_call_tm): Add an assertion.
2073 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2076 2012-02-06 Richard Guenther <rguenther@suse.de>
2078 PR tree-optimization/50955
2079 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2080 raise cost of expressions that replace an address with an
2081 expression based on a different pointer.
2083 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2086 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2087 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2089 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2092 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2093 -Weffc++ and specify guidelines come from second edition.
2095 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2097 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2098 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2099 (call_direct_split, call_value_split, call_value_internal_direct)
2100 (call_value_direct_split, call_value_multiple_split): Use jal and
2101 jal_macro attributes.
2103 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2105 * reload1.c (reload_regs_reach_end_p): Replace with...
2106 (reload_reg_rtx_reaches_end_p): ...this function.
2107 (new_spill_reg_store): Update commentary.
2108 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2109 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2110 before setting new_spill_reg_store.
2111 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2112 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2113 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2114 for non-spill reload registers.
2116 2012-02-05 Ira Rosen <irar@il.ibm.com>
2118 PR tree-optimization/52091
2119 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2120 (vect_is_simple_use_1): Likewise.
2121 * tree-vect-loop.c (vectorizable_reduction): Update calls
2122 to vect_is_simple_use_1 and vect_is_simple_use.
2123 (vectorizable_live_operation): Likewise.
2124 * tree-vect-patterns.c (widened_name_p,
2125 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2126 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2127 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2128 vectorizable_shift,vectorizable_operation, vectorizable_store,
2129 vectorizable_load): Likewise.
2130 (vect_is_simple_cond): Add an argument, pass it to
2131 vect_is_simple_use_1.
2132 (vectorizable_condition): Update calls to vect_is_simple_cond,
2134 (vect_is_simple_use): Add an argument, the statement in which
2135 OPERAND is used. Check that if OPERAND's def stmt is a double
2136 reduction phi node, the use is a phi node too.
2137 (vect_is_simple_use_1): Add an argument, pass it to
2139 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2140 to vect_is_simple_use.
2142 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2144 PR rtl-optimization/52095
2145 * modulo-sched.c (dump_insn_locator): New function.
2146 (loop_canon_p, sms_schedule): Use it.
2148 PR rtl-optimization/52113
2149 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2150 even for decomposable shift/zext insns.
2152 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2153 Zdenek Dvorak <ook@ucw.cz>
2155 PR rtl-optimization/52092
2156 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2157 on get_iv_value result.
2159 2012-02-02 Andrew Pinski <apinski@cavium.com>
2163 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2165 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2168 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2170 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2172 PR rtl-optimization/49800
2173 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2174 (sched_finish): Call regstat_free_n_sets_and_refs.
2176 2012-02-02 Jia Liu <proljc@gmail.com>
2178 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2181 2012-02-02 Jan Hubicka <jh@suse.cz>
2182 Tom de Vries <tom@codesourcery.com>
2185 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2186 * varpool.c (varpool_analyze_pending_decls): Likewise.
2188 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2189 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2191 * config.gcc: Add cr16-* support.
2193 * doc/extend.texi: Document cr16 extensions.
2194 * doc/install.texi: Document cr16 install.
2195 * doc/invoke.texi: Document cr16 options.
2196 * doc/md.texi: Document cr16 constraints.
2198 * common/config/cr16/cr16-common.c: New file.
2199 * config/cr16/cr16.c: New file.
2200 * config/cr16/cr16.h: New file.
2201 * config/cr16/cr16.md: New file.
2202 * config/cr16/cr16.opt: New file.
2203 * config/cr16/cr16-protos.h: New file.
2204 * config/cr16/predicates.md: New file.
2205 * config/cr16/constraints.md: New file.
2206 * config/cr16/t-cr16: New file.
2208 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2211 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2212 that operands[2] is either immediate, or q_regs_operand.
2214 PR tree-optimization/52073
2215 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2216 a pattern stmt for pattern uses, ignore uses outside of the loop.
2218 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2220 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2221 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2222 (OUT_AS1, OUT_AS2): Remove.
2224 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2226 PR rtl-optimization/51374
2227 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2228 to cross other volatile_refs_p insns.
2230 2012-02-01 Richard Guenther <rguenther@suse.de>
2232 * doc/invoke.texi (fno-inline): Clarify documentation.
2233 (finline-small-functions): Likewise.
2234 (finline-functions): Likewise.
2235 * common.opt (finline): Adjust comment and documentation.
2236 (finline-small-functions): Clarify documentation.
2237 (finline-functions): Likewise.
2238 (finline-functions-called-once): Likewise.
2240 2012-02-01 Tristan Gingold <gingold@adacore.com>
2242 * c-typeck.c (composite_type): Keep mode for pointers.
2244 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2246 * function.h (regno_reg_rtx): Adjust comment.
2247 * reginfo.c (init_reg_modes_target): Only use the previous mode
2248 if it fits within one register. Remove MIPS comment.
2250 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2253 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2255 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2257 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2258 to srak instruction.
2260 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2262 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2264 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2269 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2271 2012-01-31 Richard Guenther <rguenther@suse.de>
2273 PR tree-optimization/51528
2274 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2277 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2282 * ree.c (add_removable_extension): Change def_map argument
2283 to unsigned *, store in def_map 1 + offset into *insn_list vector
2284 instead of pointers into the vector.
2285 (find_removable_extensions): Adjust caller.
2287 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2289 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2290 Transform all "* quoted-c-code" to { c-code }.
2291 Remove redundant test for "optimize" in combine patterns.
2292 Move (include "avr-dimode.md") to end of file.
2294 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2297 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2298 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2300 2012-01-30 Richard Guenther <rguenther@suse.de>
2302 PR tree-optimization/52028
2303 * tree-loop-distribution.c (ldist_gen): Properly update
2306 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2309 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2310 set_cur_line_info_table if not emitting debug info.
2312 PR tree-optimization/52046
2313 * tree-vect-patterns.c (check_bool_pattern): Give up if
2314 a comparison could throw.
2317 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2319 2012-01-30 Richard Guenther <rguenther@suse.de>
2321 PR tree-optimization/52045
2322 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2323 SSA form if cfgcleanup did anything.
2325 2012-01-30 Richard Guenther <rguenther@suse.de>
2327 PR tree-optimization/52045
2328 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2329 before computing final todo.
2331 2012-01-30 Richard Guenther <rguenther@suse.de>
2333 PR tree-optimization/51528
2334 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2337 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2339 * df-problems.c (df_kill_notes): Check that the use refers
2340 to the note under examination.
2342 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2345 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2346 parameter and use short-lived pseudos.
2347 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2348 (sparc_expand_vector_init): Const-ify local variables and adjust
2349 calls to above functions.
2351 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2353 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2355 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2357 * doc/invoke.texi: Make usage of "compile time" and
2358 "run time"/"runtime" consistent throughout the file.
2360 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2362 * config/alpha/alpha.c (alpha_option_override): Default to
2363 full IEEE compliance mode for Go language.
2365 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2367 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2368 (LINK_SSP_SPEC): Define.
2370 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2373 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2376 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2378 * doc/invoke.texi: Correct hyphenation of "floating point",
2379 "double precision", and related terminology throughout the file.
2381 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2384 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2385 arm_general_register_operand predicate for operand 2 instead of
2388 2012-01-27 Ian Lance Taylor <iant@google.com>
2391 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2392 * builtins.c (expand_builtin_init_trampoline): Add onstack
2393 parameter. Change caller.
2394 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2395 * tree.c (build_common_builtin_nodes): Declare
2396 __builtin_init_heap_trampoline.
2398 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2400 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2401 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2402 * config/avr/avr.c: Ditto.
2403 (avr_regnames): Remove because unused.
2404 * config/avr/avr.md (*cpse.ne): New peephole.
2405 (*cpse.eq): New peephole from former cpse peepholes.
2407 2012-01-27 Michael Eager <eager@eagercon.com>
2409 * config/microblaze.c (microblaze_emit_compare): Correct
2410 test after pcmp instruction.
2412 2012-01-27 Richard Guenther <rguenther@suse.de>
2414 PR tree-optimization/52020
2415 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2417 2012-01-27 Richard Guenther <rguenther@suse.de>
2419 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2420 function non-const/pure.
2422 2012-01-27 Richard Guenther <rguenther@suse.de>
2424 PR tree-optimization/50444
2425 * tree-sra.c (build_ref_for_offset): Properly adjust the
2426 MEM_REF type for unaligned accesses.
2428 2012-01-27 Richard Guenther <rguenther@suse.de>
2430 PR tree-optimization/50444
2431 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2432 (expand_assignment): Use it. Properly handle misaligned
2433 bases when expanding stores to component references.
2434 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2437 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2440 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2441 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2442 * tree-data-ref.c (find_data_references_in_loop): Make static.
2443 (compute_all_dependences): Change return type to bool. Bail out
2444 for too many datarefs in a loop. Move the hunk resetting the data
2445 dependences vector from ...
2446 (compute_data_dependences_for_loop): ... here. Account for
2447 compute_all_dependences returning false.
2448 (compute_data_dependences_for_bb): Likewise.
2449 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2450 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2452 2012-01-27 Richard Guenther <rguenther@suse.de>
2455 * expr.c (store_field): Use the alias-set of the scratch memory
2458 2012-01-27 Tom de Vries <tom@codesourcery.com>
2460 PR tree-optimization/51990
2461 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2463 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2465 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2468 * var-tracking.c (reverse_op): Don't add any reverse operation
2469 if V already has any constant locations.
2471 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2473 * doc/invoke.texi: Correct usage of "command line" (noun)
2474 vs "command-line" (adjective) throughout.
2476 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2478 * doc/invoke.texi (Language Independent Options): Move
2479 -Wcoverage-mismatch blurb from here....
2480 (Warning Options): ...to here.
2482 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2484 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2485 Set rs6000_always_hint to false for 476.
2487 2012-01-27 Matthias Klose <doko@ubuntu.com>
2489 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2491 * incpath.c (add_standard_paths): Likewise.
2493 2012-01-27 Richard Henderson <rth@redhat.com>
2495 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2496 * config/m68k/sync.md (atomic_test_and_set): Rename from
2497 sync_test_and_setqi and adjust the operands.
2498 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2499 and unconditionally enable.
2501 2012-01-27 Richard Henderson <rth@redhat.com>
2503 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2504 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2505 (ldstub): Rename from ldstubqi.
2506 (ldstub<I24MODE>): Remove.
2508 2012-01-27 Richard Henderson <rth@redhat.com>
2510 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2511 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2512 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2513 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2514 * doc/tm.texi: Rebuild.
2516 2012-01-27 Richard Henderson <rth@redhat.com>
2518 * optabs.c (gen_atomic_test_and_set): Remove default.
2519 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2521 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2523 PR rtl-optimization/51978
2524 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2525 (combine_reaching_defs): Likewise.
2526 (struct re_info): Remove.
2527 (add_removable_extension): Remove x and data arguments,
2528 add insn, insn_list and def_map. Use the arguments directly
2529 instead of using struct re_info.
2530 (find_removable_extensions): Don't call add_removable_extension
2531 through note_stores, instead just call it with single_set
2533 (find_and_remove_re): Pass curr_cand->expr instead of
2534 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2536 2012-01-26 Michael Matz <matz@suse.de>
2538 PR tree-optimization/46590
2539 * cfgexpand.c: Revert last change (r183305).
2540 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2542 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2543 checking for emptiness.
2545 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2548 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2549 non-addressable non-BLKmode base correctly.
2551 2012-01-26 Michael Matz <matz@suse.de>
2553 PR tree-optimization/48794
2554 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2555 regions referenced from RESX/EH_DISPATCH.
2557 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2559 * config/s390/s390.h: Make BRANCH_COST an option.
2560 * config/s390/s390.opt: New option -mbranch-cost.
2562 2012-01-26 Richard Henderson <rth@redhat.com>
2564 Revert 2012-01-24 change:
2565 * trans-mem.c (requires_barrier): Do not instrument thread local
2566 variables and emit save/restore for them.
2568 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2571 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2574 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2576 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2579 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2582 Rename __pgm to __flash.
2583 Rename __pgm1 to __flash1.
2584 Rename __pgm2 to __flash2.
2585 Rename __pgm3 to __flash3.
2586 Rename __pgm4 to __flash4.
2587 Rename __pgm5 to __flash5.
2588 Rename __pgmx to __memx.
2589 * doc/extend.texi (AVR Named Address Spaces)
2590 Rename address space names as indicated above.
2591 * config/avr/avr.c (avr_addrspace): Ditto.
2593 * config/avr/avr-protos.h
2594 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2595 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2596 * config/avr/predicates.md: Ditto.
2597 * config/avr/avr.c Ditto, and
2598 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2599 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2601 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2602 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2603 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2604 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2605 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2606 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2607 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2608 * config/avr/avr.c: Ditto.
2609 * config/avr/avr.md: Ditto.
2611 2012-01-25 Jason Merrill <jason@redhat.com>
2614 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2616 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2618 PR tree-optimization/51987
2619 * tree-data-ref.c (get_references_in_stmt): Handle references in
2620 non-volatile GIMPLE_ASM.
2622 2012-01-25 Richard Guenther <rguenther@suse.de>
2624 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2625 bases are dereferenced.
2627 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2629 PR rtl-optimization/48374
2630 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2632 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2634 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2635 compute_data_dependences_for_loop returns false.
2636 * tree-parloops.c (loop_parallel_p): Likewise.
2638 2012-01-25 Richard Guenther <rguenther@suse.de>
2640 * tree.h (get_pointer_alignment_1): Declare.
2641 * builtins.c (get_pointer_alignment_1): New function.
2642 (get_pointer_alignment): Use it.
2644 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2646 PR rtl-optimization/48308
2647 * combine.c (enum undo_kind): Add UNDO_LINKS.
2648 (struct undo): Add member l to other_contents and where.
2649 (do_SUBST_LINK): New.
2651 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2652 (undo_all): Handle UNDO_LINKS.
2654 2012-01-25 Richard Henderson <rth@redhat.com>
2656 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2659 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2661 * optabs.c (gen_atomic_test_and_set): Use each argument.
2663 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2665 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2666 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2667 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2668 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2669 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2670 TARGET_PAIRED_SINGLE_FLOAT.
2672 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2674 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2675 (in_struct, return_val): Remove MEM documentation.
2676 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2677 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2678 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2680 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2681 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2682 * expr.c (store_field): Likewise.
2683 * function.c (assign_stack_temp_for_type): Likewise.
2684 * ifcvt.c (noce_try_cmove_arith): Likewise.
2685 * reload1.c (reload): Likewise.
2686 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2687 (alpha_set_memflags): Likewise.
2688 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2690 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2692 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2694 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2695 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2696 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2698 * cselib.c (cselib_rtx_varies_p): Delete.
2699 (cselib_invalidate_mem): Update call to canon_true_dependence.
2700 * dse.c (record_store, check_mem_read_rtx): Likewise.
2701 (scan_reads_nospill): Likewise.
2702 * cse.c (check_dependence): Likewise.
2703 (cse_rtx_varies_p): Delete.
2704 * expr.c (safe_from_p): Update call to true_dependence.
2705 * ira.c (validate_equiv_mem_from_store): Likewise.
2706 (memref_referenced_p): Likewise.
2707 * postreload-gcse.c (find_mem_conflicts): Likewise.
2708 * sched-deps.c (sched_analyze_2): Likewise.
2709 * store-motion.c (load_kills_store): Likewise.
2710 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2711 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2712 (compute_transp): Update call to canon_true_dependence.
2714 2012-01-25 Richard Henderson <rth@redhat.com>
2716 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2717 (maybe_emit_atomic_test_and_set): New.
2718 (expand_sync_lock_test_and_set): Use it.
2719 (expand_atomic_test_and_set): Likewise.
2720 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2721 the implementation; clarify implementation defined details.
2722 * doc/md.texi (atomic_test_and_set): Document.
2724 2012-01-25 Richard Henderson <rth@redhat.com>
2726 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2728 2012-01-25 Richard Henderson <rth@redhat.com>
2731 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2732 to effect no-op split.
2734 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2737 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2738 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2739 (BT_FN_VOID_PTR_INT_SIZE): New.
2740 (BT_FN_UINT_UINT_VAR): Remove.
2741 (BT_FN_UINT32_UINT32_VAR): New.
2742 (BT_FN_DOUBLE_VPTR): Remove.
2743 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2745 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2746 (_ITM_changeTransactionMode): Same.
2747 (_ITM_memmoveRtWt): Change return type to void.
2748 (_ITM_memcpyRtWt): Same.
2749 (_ITM_memsetW): Same.
2750 (_ITM_RaRD): Change types to double.
2755 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2757 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2758 Patrick Marlier <patrick.marlier@gmail.com>
2760 * trans-mem.c (requires_barrier): Do not instrument thread local
2761 variables and emit save/restore for them.
2763 2012-01-24 Jason Merrill <jason@redhat.com>
2766 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2767 output static aliases.
2769 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2772 * common.opt (-pie, -shared, pie, shared): Change from Common to
2774 * gcc.c (display_help): Display help for -pie and -shared.
2776 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2779 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2780 Remove note on size/offset limitation.
2781 (AVR Variable Attributes): Add example how to read data located
2782 with progmem. Refer to named address spaces.
2783 * doc/invoke.texi (AVR Options): Fix typo.
2785 2012-01-24 Richard Guenther <rguenther@suse.de>
2787 Forward-port to trunk
2788 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2791 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2792 op0 isn't sufficiently aligned and there is movmisalignM
2793 insn for mode, use it to load op0 into a temporary register.
2795 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2798 * target.def (const_not_ok_for_debug_p): New hook.
2799 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2801 * doc/tm.texi: Regenerated.
2802 * dwarf2out.c (const_ok_for_output_1): If
2803 targetm.const_not_ok_for_debug_p returns true, fail.
2804 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2806 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2808 2012-01-23 Kai Tietz <ktietz@redhat.com>
2811 * config/i386/predicates.md (symbolic_operand): Allow
2812 UNSPEC_PCREL as PIC expression for lea.
2813 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2814 * config/i386/i386.c (ix86_delegitimize_address): Handle
2815 UNSPEC_PCREL for none-MEM, too.
2817 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2819 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2820 (ipa_tm_create_version_alias): Same.
2822 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2825 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2826 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2828 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2829 Patrick Marlier <patrick.marlier@gmail.com>
2830 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2833 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2834 simple_object_start_read.
2836 2012-01-23 Richard Guenther <rguenther@suse.de>
2839 PR tree-optimization/51895
2840 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2841 parameter decomposition into BLKmode components.
2843 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2845 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2846 fake variables for restrict-qualified pointers whose pointed-to type
2847 contains a placeholder.
2849 2012-01-23 Richard Guenther <rguenther@suse.de>
2851 PR tree-optimization/51949
2852 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2854 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2856 PR rtl-optimization/51933
2857 * ree.c (transform_ifelse): Return true right away if dstreg is
2858 already wider or equal to cand->mode.
2859 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2860 (make_defs_and_copies_lists): Remove defs_list and copies_list
2861 arguments, add state argument, just truncate state->work_list
2862 instead of always allocating and freeing the vector. Assert that
2863 get_defs succeeds instead of returning 2. Changed return type to bool.
2864 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2865 have ext_src_mode, see if it has been modified already with the
2866 right kind of extension and has been extended before from the
2867 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2868 just return true. Remember the original mode in state->modified array.
2869 (combine_reaching_defs): Add state argument. Don't allocate and
2870 free here def_list, copied_list and vec vectors, instead just
2871 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2872 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2873 Add state variable, clear vectors in it, initialize state.modified
2874 if needed. Free all the vectors at the end and state.modified too.
2875 Don't skip a candidate if the extension expression has been modified.
2877 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2880 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2881 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2882 (extra_options) interix.opt -> i386/interix.opt"
2883 (extra_objs):Add winnt-stubs.o
2884 * configure.ac: Add interix to target_os .comm on PE check.
2885 * configure: Regenerate.
2886 * config/interix3.h: Delete and move bits to..
2887 * config/interix.h: Delete and move bits to..
2888 * config/i386/i386-interix3.h: Delete and move bits to..
2889 * config/i386/i386-interix.h: ..here.
2890 (TARGET_CPU_DEFAULT): Remove redefinition.
2891 (TARGET_ASM_CONSTRUCTOR): Undefine.
2892 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2893 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2894 (PTRDIFF_TYPE): Define.
2895 (LONG_DOUBLE_TYPE_SIZE): Define.
2896 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2897 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2898 (TARGET_SECTION_TYPE_FLAGS): Define.
2899 (ASM_DECLARE_FUNCTION_NAME): Define.
2900 (ASM_OUTPUT_EXTERNAL): Define.
2901 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2902 (ASM_OUTPUT_ALIGNED_BSS): Define.
2903 (PCC_BITFIELD_TYPE_MATTERS): Define.
2904 (USE_CONST_SECTION): Define.
2905 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2906 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2907 (SUPPORTS_ONE_ONLY): Remove.
2908 (I386_PE_STRIP_ENCODING): Define.
2909 * config/interix.opt: Delete and move bits to..
2910 * config/i386/interix.opt: ..here. New.
2911 (mpe-aligned-commons): Add.
2912 * config/i386/t-interix: Add copyright header.
2913 (winnt-stubs.o): Add rule.
2915 2012-01-22 Jason Merrill <jason@redhat.com>
2918 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2919 for extra name aliases.
2921 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2923 PR rtl-optimization/51924
2924 * ree.c (combine_set_extension): Improve debugging message.
2925 (combine_reaching_defs): Likewise.
2926 (get_defs): Rename confusingly named variable.
2927 (find_and_remove_re): Skip a candidate if the extension expression has
2930 2012-01-21 Robert Millan <rmh@gnu.org>
2931 Gerald Pfeifer <gerald@pfeifer.com>
2933 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2934 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2936 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2938 PR tree-optimization/51914
2939 * tree-vect-stmts.c (vectorizable_conversion): For
2940 cvt_type && modifier == WIDEN, put temporary with cvt_type
2941 at the beginning of vec_dsts and set vec_dest to temporary
2944 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2946 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2948 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2950 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2951 * config/rs6000/rs6000.c: Likewise.
2953 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2956 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2957 output_move_double on a copy of operands array.
2959 2012-01-20 Cary Coutant <ccoutant@google.com>
2960 Dodji Seketeli <dodji@redhat.com>
2963 * dwarf2out.c (copy_declaration_context): Return ref to parent
2964 of declaration DIE, if necessary.
2965 (remove_child_or_replace_with_skeleton): Add new parameter; update
2966 caller. Place skeleton DIE under parent DIE of original declaration.
2967 Move call to copy_declaration_context to here ...
2968 (break_out_comdat_types): ... from here.
2970 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2972 PR rtl-optimization/51856
2973 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2976 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2979 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2980 hints for neon loads and stores.
2982 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2986 * doc/extend.texi (Named Address Spaces): Split into subsections.
2987 (AVR Named Address Spaces): New subsection.
2988 (M32C Named Address Spaces): New subsection.
2989 (RL78 Named Address Spaces): New subsection.
2990 (SPU Named Address Spaces): New subsection.
2991 (Variable Attributes): New anchor "AVR Variable Attributes".
2992 (AVR Variable Attributes): Rewrite and avoid wording
2993 "address space" in this context.
2994 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2995 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2996 (AVR Built-in Macros): New subsubsection therein.
2997 * doc/md.texi (AVR constraints): Remove "C04", "R".
2999 2012-01-20 Richard Guenther <rguenther@suse.de>
3001 PR tree-optimization/51903
3002 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3003 when removing stmts.
3005 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3008 * config/arm/arm.c (arm_load_pic_register): Use
3009 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3010 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3011 (arm_pic_static_addr): Likewise.
3012 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3013 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3014 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3015 (pic_load_addr_unified): New.
3017 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3020 * function.c (instantiate_virtual_regs_in_insn): Use
3021 delete_insn_and_edges when removing a wrong asm insn.
3023 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3025 PR rtl-optimization/40761
3026 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3027 Add new member loop_num.
3028 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3029 (ira_build): Remove the parameter.
3031 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3032 (ira.c): Do not build CFG loops for one region allocation. Remove
3033 argument from ira_build call.
3035 * ira-build.c (init_loop_tree_node): New function.
3036 (create_loop_tree_nodes): Use it. Separate the case when CFG
3037 loops are not built.
3038 (more_one_region_p): Check current_loops.
3039 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3041 (add_loop_to_tree): Process loop equal to NULL too.
3042 (form_loop_tree): Separate the case when CFG loops are not built.
3043 Use explicitly number for the root.
3044 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3046 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3047 instead of loop->num.
3048 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3049 (mark_all_loops_for_removal): Ditto.
3050 (remove_unnecessary_regions): Separate the case when CFG loops
3052 (ira_build): Remove the parameter. Use explicit number of regions
3053 when CFG loops are not built.
3055 * ira-color.c (print_loop_title): Separate the case for the root node.
3056 Use loop_num instead of loop->num.
3057 (move_spill_restore): Use loop_num instead of loop->num.
3059 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3060 (change_loop): Ditto.
3061 (change_loop): Use loop_num instead of loop->num.
3063 * ira-lives.c (process_bb_node_lives): Ditto.
3065 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3067 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3069 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3072 * tree-mudflap.c (mf_artificial): New function.
3073 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3074 mx_register_decls, mudflap_enqueue_decl): Use it.
3077 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3078 numbers in the insn pattern.
3080 2012-01-19 Michael Matz <matz@suse.de>
3082 PR tree-optimization/46590
3083 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3084 use it in remembering which conflicts we already created.
3085 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3088 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3091 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3092 (merge_and_complain): Same.
3094 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3097 * config/initfini-array.h: Guard content of the header
3098 with #ifdef HAVE_INITFINI_ARRAY.
3099 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3100 Add initfini-array.h to tm_file here.
3101 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3102 * config.gcc: Don't add initfini-array.h to tm_file here.
3103 * configure: Regenerated.
3105 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3107 PR rtl-optimization/51505
3108 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3109 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3110 (df_note_bb_compute): Update the call to df_kill_notes.
3112 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3114 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3116 2012-01-18 Richard Guenther <rguenther@suse.de>
3118 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3119 of conversions to void *.
3121 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3122 Richard Sandiford <rdsandiford@googlemail.com>
3126 * optabs.h (simplify_expand_binop): Declare.
3127 * optabs.c (simplify_expand_binop): Make global.
3128 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3129 endian targets if the source cannot be exactly covered by word
3132 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3135 * hard-reg-set.h (struct hard_reg_set_container): New type.
3136 * target.h (struct hard_reg_set_container): Forward declare.
3137 * target.def (set_up_by_prologue): New target hook.
3138 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3139 * doc/tm.texi: Regenerated.
3140 * function.c (thread_prologue_and_epilogue_insns): Change
3141 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3142 Call targetm.set_up_by_prologue on it.
3143 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3144 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3146 2012-01-17 Nick Clifton <nickc@redhat.com>
3148 * config/rx/rx.c (rx_can_use_simple_return): New function.
3149 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3150 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3152 2012-01-17 Richard Guenther <rguenther@suse.de>
3155 * expr.c (expand_assignment): Take address-space information
3156 from the address operand of MEM_REF and TARGET_MEM_REF.
3157 (expand_expr_real_1): Likewise.
3159 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3161 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3162 reload dump is requested.
3164 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3167 * trans-mem.c (requires_barrier): Call may_be_aliased.
3169 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3171 PR tree-optimization/51877
3172 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3173 call arguments and fndecls compare equal, instead return false if they
3174 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3175 both SSA_NAMEs that are valueized the same, or they satisfy
3178 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3180 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3182 * configure: Regenerate.
3184 2012-01-16 Jan Hubicka <jh@suse.cz>
3188 * convert.c (convert_to_integer): Use fold_convert for
3189 converting an INTEGER_CST to integer type.
3191 2012-01-16 Jason Merrill <jason@redhat.com>
3194 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3196 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3199 * config/s390/s390.c (s390_chunkify_start): Don't skip
3200 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3201 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3202 If insn is followed by NOTE_INSN_VAR_LOCATION or
3203 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3204 Don't use location of note insns.
3206 PR tree-optimization/51865
3207 * tree-inline.c (tree_function_versioning): Call remap_decl
3208 on DECL_RESULT whenever it has VOID_TYPE_P type.
3210 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3212 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3213 for calls to locally-binding MIPS16 functions if only the return
3214 type uses float regs.
3216 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3217 Richard Sandiford <rdsandiford@googlemail.com>
3219 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3220 (SYMBOL_32_HIGH): Likewise.
3221 (mips_output_tls_reloc_directive): Declare.
3222 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3223 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3224 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3225 (mips_lo_relocs, mips_hi_relocs): Make extern.
3226 (mips16_stub_function): Move up file.
3227 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3228 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3229 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3230 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3231 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3232 (mips_get_tp): Add MIPS16 support.
3233 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3234 Generalize DTPREL and TPREL handling.
3235 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3236 Add MIPS16 TLS support.
3237 (mips_output_tls_reloc_directive): New function.
3238 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3239 * config/mips/predicates.md (symbolic_operand_with_high)
3240 (tls_reloc_operand): New predicates.
3241 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3242 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3243 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3244 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3245 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3246 (*tls_get_tp_mips16_call_<mode>): Likewise.
3248 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3250 PR rtl-optimization/51821
3251 * recog.c (peep2_find_free_register): Determine clobbered registers
3254 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3257 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3258 * config/avr/avr.c: Likewise.
3259 * config/avr/avr.h: Likewise.
3261 2012-01-13 Ian Lance Taylor <iant@google.com>
3264 * tree.h (TYPE_QUALS): Add cast to int.
3265 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3267 2012-01-13 Ian Lance Taylor <iant@google.com>
3269 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3270 comparing param_index to VEC_length result.
3272 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3274 * c-decl.c: Do not include tree-mudflap.h
3275 * tree-optimize.c: Likewise.
3276 * Makefile.in: Update dependencies.
3278 2012-01-13 Richard Guenther <rguenther@suse.de>
3281 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3282 variable-sized result always use RSO.
3284 2012-01-12 DJ Delorie <dj@redhat.com>
3286 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3287 pointer type, not just the default pointer type.
3289 2012-01-09 Richard Henderson <rth@redhat.com>
3290 Denis Chertykov <chertykov@gmail.com>
3293 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3294 * config/avr/avr.c (avr_can_eliminate): Simplify.
3295 (avr_initial_elimination_offset): Likewise.
3296 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3297 (expand_epilogue): Likewise.
3298 (avr_legitimize_address): Gut.
3299 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3300 (avr_hard_regno_nregs): New.
3301 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3302 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3303 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3304 add soft frame pointer.
3305 (CALL_USED_REGISTERS): Likewise.
3306 (REG_CLASS_CONTENTS): Likewise.
3307 (REGISTER_NAMES): Likewise.
3308 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3309 (HARD_FRAME_POINTER_REGNUM): New.
3310 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3311 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3312 remove the HARD_FRAME_POINTER self-elimination.
3314 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3317 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3318 DECL_EXTERNAL when checking for initializers of progmem variables.
3320 2012-01-12 Ira Rosen <irar@il.ibm.com>
3322 PR tree-optimization/51799
3323 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3324 that the last operation is a type demotion.
3326 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3328 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3329 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3331 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3334 * combine.c (distribute_notes): If i3 is a noreturn call,
3335 allow old_size to be equal to args_size and make sure the
3336 noreturn call gets REG_ARGS_SIZE note.
3337 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3338 on noreturn calls even when the delta is 0.
3340 2012-01-11 Nathan Sidwell <nathan@acm.org>
3342 * gcov.c (STRING_SIZE): Remove.
3343 (generate_results): Erase annotations for source files with no
3344 coverage information.
3346 (output_lines): Use it.
3348 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3350 * gimple.h (gimplify_body): Remove first argument.
3351 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3352 pointer set here, instead just pass DATA to walk_tree.
3353 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3354 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3355 (unvisit_body): Likewise, but with unmark_visited.
3356 (gimplify_body): Remove BODY_P argument and adjust.
3357 (gimplify_function_tree): Adjust call to gimplify_body.
3358 * omp-low.c (finalize_task_copyfn): Likewise.
3360 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3362 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3363 (build_function_type_skip_args): Delete.
3364 * tree.c (build_function_type_skip_args): Make static and add
3365 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3366 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3367 pass it to build_function_type_skip_args.
3368 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3369 (tree_function_versioning): Likewise.
3370 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3371 build_function_decl_skip_args.
3372 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3373 and pass it to build_function_decl_skip_args/tree_function_versioning.
3374 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3375 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3376 * trans-mem.c (ipa_tm_create_version): Likewise.
3377 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3378 * tree-inline.c (declare_return_variable): Remove always-true test.
3379 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3380 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3381 * ipa-split.c (split_function): Skip the return value for the split
3382 part if it doesn't return.
3384 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3386 PR tree-optimization/49642
3387 * ipa-split.c (forbidden_dominators): New variable.
3388 (check_forbidden_calls): New function.
3389 (dominated_by_forbidden): Likewise.
3390 (consider_split): Check for forbidden dominators.
3391 (execute_split_functions): Initialize and free forbidden
3392 dominators info; call check_forbidden_calls.
3394 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3396 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3398 2012-01-11 Nick Clifton <nickc@redhat.com>
3400 * config/rx/rx.md (return): Define pattern.
3402 2012-01-11 Richard Guenther <rguenther@suse.de>
3404 * doc/extend.texi (malloc attribute): Adjust according to
3407 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3408 Patrick Marlier <patrick.marlier@gmail.com>
3411 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3412 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3413 (ipa_tm_note_irrevocable): Same.
3414 (ipa_tm_scan_irr_block): Same.
3415 (ipa_tm_decrement_clone_counts): Same.
3416 (ipa_tm_scan_irr_function): Same.
3417 (ipa_tm_create_version_alias): Same.
3418 (ipa_tm_create_version): Same.
3419 (ipa_tm_transform_calls_redirect): Same.
3420 (ipa_tm_transform_calls): Same.
3421 (ipa_tm_transform_transaction): Same.
3422 (ipa_tm_execute): Same.
3424 2012-01-10 Richard Guenther <rguenther@suse.de>
3427 * opts.c (common_handle_option): Handle -Werror.
3429 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3431 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3434 2012-01-10 Jason Merrill <jason@redhat.com>
3436 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3439 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3441 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3442 supports R_386_TLS_GD_PLT reloc.
3443 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3444 supports R_386_TLS_LDM_PLT reloc.
3445 * configure: Regenerate.
3446 * config.in: Regenerate.
3448 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3451 Extend __pgmx semantics to linearize memory.
3452 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3453 determine if code comes inline or from libgcc.
3454 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3455 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3456 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3457 (movmemx_qi, movmemx_hi): New insns.
3458 (xload_<mode>_libgcc): Rewrite to new insn condition.
3459 (xload_<mode>): Remove insns.
3460 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3461 cases that don't satisfy avr_xload_libgcc_p().
3462 (avr_addr_space_convert): Allow converting in any direction.
3463 (avr_addr_space_subset_p): Return always true.
3464 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3465 (avr_emit_movmemhi): Ditto.
3466 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3467 (avr_out_movmem): Ditto.
3468 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3469 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3470 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3471 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3472 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3474 2012-01-10 Richard Guenther <rguenther@suse.de>
3476 PR tree-optimization/50913
3477 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3478 Require data-refs to be representable by Graphite with respect
3481 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3483 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3484 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3486 2012-01-10 Tom de Vries <tom@codesourcery.com>
3488 PR rtl-optimization/51271
3489 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3490 handling annulled branch.
3492 2012-01-10 Richard Henderson <rth@redhat.com>
3494 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3495 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3496 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3497 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3498 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3499 arm_expand_vec_perm_const): New.
3500 * config/arm/arm-protos.h: Update.
3501 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3502 (*neon_vswp<VDQX>): New.
3503 (neon_vcombine<VDX>): Use neon_split_vcombine.
3504 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3505 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3506 (vec_perm<VE>): New.
3508 2012-01-10 Richard Henderson <rth@redhat.com>
3510 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3511 use it if reload_completed.
3512 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3513 arm_output_asm_insn, arm_process_output_memory_barrier,
3514 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3515 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3516 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3517 arm_process_output_sync_insn, arm_output_sync_insn,
3518 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3519 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3520 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3521 (emit_unlikely_jump): New.
3522 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3523 (arm_split_atomic_op): New.
3524 * config/arm/arm-protos.h: Update.
3525 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3526 (struct arm_sync_generator): Remove.
3527 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3528 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3529 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3530 (VUNSPEC_LL, VUNSPEC_SC): New.
3531 (sync_result, sync_memory, sync_required_value, sync_new_value,
3532 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3533 (attr length): Don't use arm_sync_loop_insns.
3534 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3535 (movsfcc, movdfcc): Likewise.
3536 * config/arm/constraints.md (Ua): New.
3537 * config/arm/prediates.md (mem_noofs_operand): New.
3538 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3539 (sync_clobber, sync_t2_reqd): Remove.
3540 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3541 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3542 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3543 (arm_sync_compare_and_swap<SIDI>): Remove.
3544 (arm_sync_compare_and_swap<NARROW>): Remove.
3545 (arm_sync_lock_test_and_set<SIDI>): Remove.
3546 (arm_sync_lock_test_and_set<NARROW>): Remove.
3547 (arm_sync_new_<syncop><SIDI>): Remove.
3548 (arm_sync_new_<syncop><NARROW>): Remove.
3549 (arm_sync_new_nand<SIDI>): Remove.
3550 (arm_sync_new_nand<NARROW>): Remove.
3551 (arm_sync_old_<syncop><SIDI>): Remove.
3552 (arm_sync_old_<syncop><NARROW>): Remove.
3553 (arm_sync_old_nand<SIDI>): Remove.
3554 (arm_sync_old_nand<NARROW>): Remove.
3555 (*memory_barrier): Merge arm_output_memory_barrier.
3556 (atomic_compare_and_swap<QHSD>): New.
3557 (atomic_compare_and_swap<NARROW>_1): New.
3558 (atomic_compare_and_swap<SIDI>_1): New.
3559 (atomic_exchange<QHSD>): New.
3560 (cas_cmp_operand, cas_cmp_str): New.
3561 (atomic_op_operand, atomic_op_str): New.
3562 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3563 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3564 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3565 (arm_load_exclusive<NARROW>): New.
3566 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3567 (arm_store_exclusive<QHSD>): New.
3569 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3571 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3572 reload patterns if -mvsx-scalar-memory.
3574 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3575 generated, even -mno-vsx-scalar-double was used.
3576 (vsx_xscvdpsp_scalar): Likewise.
3577 (vsx_xscvspdp_scalar2): Likewise.
3579 2012-01-09 Tom de Vries <tom@codesourcery.com>
3580 Andrew Pinski <apinski@cavium.com>
3583 * reorg.c (fill_slots_from_thread): Don't speculate
3584 frame-related insns.
3586 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3588 * sched-int.h (bb_note): Move to...
3589 * basic-block.h: ...here.
3590 * haifa-sched.c (bb_note): Move to...
3591 * cfgrtl.c: ...here.
3592 * function.c (next_block_for_reg): New function.
3593 (move_insn_for_shrink_wrap): Likewise.
3594 (prepare_shrink_wrap): Rewrite to use the above.
3596 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3598 * gimple.c (is_gimple_non_addressable): Remove.
3599 * gimple.h: Remove is_gimple_non_addressable.
3600 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3601 is_gimple_non_addressable.
3602 * trans-mem.c (expand_assign_tm): Same.
3604 2012-01-09 Richard Guenther <rguenther@suse.de>
3606 PR tree-optimization/51775
3607 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3608 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3610 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3612 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3614 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3616 2012-01-09 Richard Guenther <rguenther@suse.de>
3618 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3620 2012-01-08 Jan Hubicka <jh@suse.cz>
3622 PR tree-optimize/51680
3623 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3624 on when known_vals needs to be computed; cleanup.
3626 2012-01-08 Jan Hubicka <jh@suse.cz>
3628 PR tree-optimize/51694
3629 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3631 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3633 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3634 for -std=c++98 and -std=c++11 too.
3636 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3638 * cfgloop.c (cancel_loop): Add free() of bbs array.
3640 2012-01-07 Jan Hubicka <jh@suse.cz>
3642 PR tree-optimization/51600
3643 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3644 that benefits small functions.
3646 2012-01-07 Jan Hubicka <jh@suse.cz>
3648 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3650 2012-01-07 Jan Hubicka <jh@suse.cz>
3652 PR tree-optimization/51680
3653 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3654 whose inlining reduce unit size.
3656 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3659 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3660 Add canonical node to containing_mem chain after the non-canonical
3661 one, even if there weren't any locs to propagate.
3662 (remove_useless_values): Keep only canonical values.
3663 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3664 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3665 canonicalize mem_chain elements that are not discarded.
3667 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3670 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3671 before emitting functions.
3673 PR gcov-profile/50127
3674 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3675 clear_aux_for_blocks.
3677 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3680 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3682 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3684 * c-decl.c (ext_block): Moved up.
3685 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3687 2012-01-06 Han Shen <shenhan@google.com>
3689 Translate built-in include paths for sysroot.
3690 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3691 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3693 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3694 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3696 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3697 control whether sysroot should be prepended to gxx include dir.
3699 * configure: Regenerate.
3701 2012-01-06 Torvald Riegel <triegel@redhat.com>
3703 PR rtl-optimization/51771
3704 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3705 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3707 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3709 PR tree-optimization/51315
3710 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3711 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3713 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3716 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3717 for shrp pattern. Correctly handle and fixup shift variable.
3718 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3720 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3723 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3724 note when !ACCUMULATE_OUTGOING_ARGS.
3726 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3728 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3730 (extract_range_from_unary_expr_1): Avoid useless computations.
3732 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3734 PR rtl-optimization/51767
3735 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3736 of jump_block and add an extra edge for degenerated asm gotos.
3739 * stmt.c (check_unique_operand_names): Don't ICE during error
3740 reporting if i is from labels chain.
3743 * profile.c (branch_prob): Split bbs that have exit edge
3744 and need a fake entry edge too.
3746 2012-01-05 Jan Hubicka <jh@suse.cz>
3749 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3752 2012-01-05 Richard Guenther <rguenther@suse.de>
3755 * tree-streamer-out.c (write_ts_optimization): New function.
3756 (streamer_write_tree_body): Call it.
3757 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3758 (streamer_read_tree_body): Call it.
3759 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3761 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3764 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3765 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3766 in_cleanup_point_expr before gimplify_stmt call and restore it
3768 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3769 in_cleanup_point_expr is false.
3771 2012-01-05 Richard Guenther <rguenther@suse.de>
3774 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3776 * toplev.c (process_options): Reject combining mudflap and LTO.
3777 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3779 2012-01-05 Richard Guenther <rguenther@suse.de>
3781 PR tree-optimization/51760
3782 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3784 (bit_value_unop): Handle UNDEFINED operands.
3785 (bit_value_binop): Likewise.
3787 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3789 * config/avr/avr.c (avr_replace_prefix): Remove.
3790 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3791 (avr_asm_function_rodata_section): Ditto.
3792 (avr_asm_select_section): Ditto.
3794 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3796 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3799 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3802 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3803 calls that have any non-fake successor edges.
3806 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3808 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3810 PR tree-optimization/51624
3811 * tree-sra.c (build_ref_for_model): When replicating a chain of
3812 COMPONENT_REFs, stop as soon as the offset would become negative.
3814 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3817 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3818 in .debug_loc on the floor.
3820 2012-01-04 Andrew Pinski <apinski@cavium.com>
3822 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3824 2012-01-04 Andrew Pinski <apinski@cavium.com>
3825 Adam Nemet <anemet@caviumnetworks.com>
3827 * config/mips/mips.md (size): Add SI and DI.
3828 (SIZE): New mode attribute.
3829 (U): New code attribute.
3830 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3831 (mips_lbux_<mode>): Delete.
3832 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3833 (mips_lhx): Use gen_mips_lhx_extsi.
3834 (mips_lhx_<mode>): Delete.
3836 (mips_l<size>x): New expand.
3837 (mips_lwx_<mode>): Delete.
3838 (mips_l<GPR:size>x_<P:mode>): New pattern.
3839 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3840 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3841 * config/mips/mips.c (mips_lx_address_p): New function.
3842 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3843 (dsp64): New availability predicate.
3844 (mips_builtins): Add an entry for __builtin_mips_ldx.
3845 * config/mips/mips.h (ISA_HAS_LBX): New define.
3846 (ISA_HAS_LBUX): Likewise.
3847 (ISA_HAS_LHX): Likewise.
3848 (ISA_HAS_LHUX): Likewise.
3849 (ISA_HAS_LWX): Likewise.
3850 (ISA_HAS_LWUX): Likewise.
3851 (ISA_HAS_LDX): Likewise.
3852 * doc/extend.texi (__builtin_mips_ldx): Document.
3854 2012-01-04 Tristan Gingold <gingold@adacore.com>
3856 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3857 when long pointers are used.
3858 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3859 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3860 (ia64-hp-*vms*): Remove.
3861 * config/vms/xm-vms64.h: Delete.
3863 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3866 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3868 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3870 * opts.c (finish_options): Remove duplicate sorry.
3872 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3875 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3878 2012-01-04 Richard Guenther <rguenther@suse.de>
3881 * tree.c (size_low_cst): New function.
3882 * tree.h (size_low_cst): Declare.
3883 * fold-const.c (fold_comparison): Use it to extract the low
3884 part of the POINTER_PLUS_EXPR offset.
3886 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3888 Fix clearing ZERO_REG
3889 * config/avr/avr.md (cc): Add alternative "ldi".
3890 (movqi_insn): Use it in cc attribute.
3891 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3892 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3893 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3895 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3897 * configure: Regenerate.
3899 2012-01-04 Richard Guenther <rguenther@suse.de>
3901 PR tree-optimization/49651
3902 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3903 (var_can_have_subvars): Use it.
3904 (get_constraint_for_1): Only consider subfields if there can be any.
3906 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3909 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3910 to its new canonical_cselib_val and the cselib_val was in
3911 first_containing_mem chain, but the canonical_cselib_val was not,
3912 add the latter into the chain.
3913 (cselib_invalidate_mem): Compare canonical_cselib_val of
3914 addr_list chain elt with v.
3917 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3918 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3920 (output_macinfo_op): Don't ggc_strdup fd->filename.
3921 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3922 then ggc_strdup it. Don't free inc->info or cur->info.
3923 (output_macinfo): Don't free ref->info or file->info.
3925 2012-01-03 Ira Rosen <irar@il.ibm.com>
3927 PR tree-optimization/51269
3928 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3929 first_niters a pointer.
3930 (slpeel_tree_peel_loop_to_edge): Likewise.
3931 (vect_do_peeling_for_loop_bound): Update call to
3932 slpeel_tree_peel_loop_to_edge.
3933 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3934 here. Remove it from the parameters list.
3935 (vect_do_peeling_for_alignment): Update calls and compute
3938 2012-01-03 Richard Guenther <rguenther@suse.de>
3940 PR tree-optimization/51070
3941 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3942 Properly handle calls.
3944 2012-01-03 Richard Guenther <rguenther@suse.de>
3946 PR tree-optimization/51692
3947 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3948 the LHS of allocation stmts.
3950 2012-01-03 Olivier Hainque <hainque@adacore.com>
3952 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3954 2012-01-03 Olivier Hainque <hainque@adacore.com>
3956 * collect2.c (main): In AIX specific computations for vector
3957 insertions, use CONST_CAST2 to cast from char ** to const char **.
3959 2012-01-03 Richard Guenther <rguenther@suse.de>
3962 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3963 the context of a limbo DIE when it does not already exist.
3965 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3967 PR tree-optimization/51719
3968 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3969 but direct call is, clear direct call's lhs and don't add fallthrough
3970 edge from dcall_bb to join_bb and PHIs.
3972 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3974 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3975 the instructions emitted by the pattern.
3976 ("*TDC_insn_<mode>"): Add comment.
3978 2012-01-03 Richard Guenther <rguenther@suse.de>
3981 * fold-const.c (fold_comparison): Properly canonicalize
3982 tree offset and HOST_WIDE_INT bit position.
3984 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3986 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3987 operands for extzv pattern.
3989 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3992 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3995 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3997 * doc/invoke.texi (-flto and related options): Copy-edit.
3999 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4001 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4003 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4005 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4008 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4010 * expr.h (move_by_pieces_ninsns): Declare.
4011 * expr.c (move_by_pieces_ninsns): Make external.
4012 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4013 (mips_store_by_pieces_p): Likewise.
4014 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4015 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4016 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4017 (mips_store_by_pieces_p): Likewise.
4019 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4021 * passes.c (register_one_dump_file): Free full_name.
4023 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4024 (calculate_elim_costs_all_insns): Free offsets_at and
4025 offsets_known_at at the end and clear the pointers.
4027 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4029 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4030 this option introduced in r180739.
4032 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4035 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4036 (tmake_file target=avr): Add avr/t-multilib.
4038 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4039 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4040 * config/avr/genmultilib.awk: New file.
4041 * config/avr/t-multilib: New auto-generated file.
4042 * config/avr/multilib.h: New auto-generated file.
4043 * config/avr/t-avr (AVR_MCUS): New variable.
4044 (genopt.sh): Use it.
4045 (s-mlib): Depend on t-multilib.
4046 (t-multilib, multilib.h): New dependencies.
4047 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4048 (MULTILIB_OPTIONS): Remove.
4049 (MULTILIB_MATCHES): Remove.
4050 (MULTILIB_DIRNAMES): Remove.
4051 (MULTILIB_EXCEPTIONS): Remove:
4052 * config/avr/genopt.sh: Don't use hard coded file name;
4053 pass AVR_MCUS from t-avr instead.
4055 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4057 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4059 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4061 Implement light-weight DImode support.
4062 * config/avr/avr-dimode.md: New file.
4063 * config/avr/avr.md: Include it.
4064 (adjust_len): Add plus64, compare64.
4065 (HIDI): Remove code iterator.
4066 (code_stdname): New code attribute.
4067 (rotx, rotsmode): Remove DI.
4068 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4070 * config/avr/avr-protos.h (avr_have_dimode): New.
4071 (avr_out_plus64, avr_out_compare64): New.
4072 * config/avr/avr.c (avr_out_compare): Handle DImode.
4073 (avr_have_dimode): New variable definition and initialization.
4074 (avr_out_compare64, avr_out_plus64): New functions.
4075 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4076 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4077 (avr_compare_pattern): Skip DImode comparisons.
4079 2012-01-02 Revital Eres <revital.eres@linaro.org>
4081 * ddg.c (def_has_ccmode_p): New function.
4082 (add_cross_iteration_register_deps,
4083 create_ddg_dep_from_intra_loop_link): Call it.
4085 2012-01-02 Richard Guenther <rguenther@suse.de>
4088 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4090 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4092 * gcc.c (process_command): Update copyright notice dates.
4093 * gcov.c (print_version): Likewise.
4094 * gcov-dump.c (print_version): Likewise.
4095 * mips-tfile.c (main): Likewise.
4096 * mips-tdump.c (main): Likewise.
4098 2012-01-01 Ira Rosen <irar@il.ibm.com>
4100 PR tree-optimization/51704
4101 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4102 a use is inside the basic block or loop before accessing its vect info.
4104 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4106 PR rtl-optimization/51069
4107 * cfgloopmanip.c (remove_path): Removing path making irreducible
4108 region unconditional makes BB part of the region.
4110 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4112 PR tree-optimization/51683
4113 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4114 calls with side-effects.
4115 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4117 Copyright (C) 2012 Free Software Foundation, Inc.
4119 Copying and distribution of this file, with or without modification,
4120 are permitted in any medium without royalty provided the copyright
4121 notice and this notice are preserved.