1 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
6 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
7 Introduce emul_name to select the right linker emulation for
9 * configure: Regenerate.
10 * config.gcc: Add bits to support powerpc64-*-freebsd*.
11 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
12 * config/rs6000/freebsd64.h: New file.
13 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
15 (rs6000_savres_strategy): Likewise.
16 (rs6000_savres_routine_name): Likewise.
17 (rs6000_elf_file_end): Likewise.
18 * config/rs6000/t-freebsd64: New file.
19 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
20 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
22 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
24 Backport from mainline
25 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
28 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
30 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
32 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
33 predicate to discriminate types.
35 2012-04-27 Richard Guenther <rguenther@suse.de>
38 * convert.c (convert_to_integer): Avoid infinite recursion for
39 target-defined built-in types.
41 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
44 * config/cris/cris.md ("*andhi_lowpart_v32")
45 ("*andqi_lowpart_v32"): Change first input-only operand from
46 a (match_operand ...) to (match_dup 0). Drop alternatives with
47 const_int-matching constraints for redundancy.
48 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
49 three-operand alternative.
51 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
53 Backport from mainline
54 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
56 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
57 (*addsi_2_zext): Ditto.
58 (*add<mode>_3): Ditto.
59 (*addsi_3_zext): Ditto.
60 (*add<mode>_5): Ditto.
62 2012-04-25 Jakub Jelinek <jakub@redhat.com>
65 * c-typeck.c (set_nonincremental_init,
66 set_nonincremental_init_from_string): Pass true instead of false
67 as IMPLICIT to add_pending_init.
69 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
71 Backport from 2012-04-24 mainline r186768.
74 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
76 2012-04-24 Richard Guenther <rguenther@suse.de>
78 PR tree-optimization/53085
79 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
82 2012-04-24 Jakub Jelinek <jakub@redhat.com>
85 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
87 (output_addressed_constants): Likewise.
90 * varasm.c (get_section): Don't ICE for section conflicts with
91 built-in section kinds.
93 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
95 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
97 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
99 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
101 2012-04-23 Richard Guenther <rguenther@suse.de>
104 * c-typeck.c (build_binary_op): Fix typo.
106 2012-04-23 Jakub Jelinek <jakub@redhat.com>
108 PR tree-optimizations/52891
109 * tree-vect-patterns.c (adjust_bool_pattern): Use
110 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
111 but with non-standard precision.
113 2012-04-22 Ian Lance Taylor <iant@google.com>
115 * godump.c (go_output_typedef): Dump size of structs.
117 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
119 Backport from mainline:
121 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
122 hints for 'A' operand types.
124 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
126 Backport from 2012-04-19 mainline r186588.
129 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
132 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
134 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
136 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
139 * config/i386/sync.md (atomic_<code><mode>): Rename to
140 atomic_<logic><mode>.
142 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
144 Backport from mainline
145 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
148 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
149 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
150 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
151 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
152 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
153 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
154 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
155 gen_avx2_permvarv8sf.
157 2012-04-16 Martin Jambor <mjambor@suse.cz>
159 Backported from mainline
161 2012-04-13 Martin Jambor <mjambor@suse.cz>
164 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
165 fold_ctor_reference returns a zero constant.
167 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
169 Backported from mainline
170 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
172 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
173 and __ILP32__ for x32.
175 2012-04-13 Tom de Vries <tom@codesourcery.com>
177 Backport from mainline r186418.
179 2012-04-13 Tom de Vries <tom@codesourcery.com>
181 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
182 parameters vuse and vuse_escaped.
183 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
184 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
187 2012-04-13 Richard Guenther <rguenther@suse.de>
189 PR tree-optimization/52969
190 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
191 the condition for the COND_EXPR and handle predicate negation
192 by swapping the COND_EXPR arms.
194 2012-04-13 Richard Guenther <rguenther@suse.de>
197 * convert.c (convert_to_pointer): Remove special-casing of
200 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
202 Backport from mainline
203 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
206 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
207 the list of options to enable the FCFID instruction.
208 (TARGET_EXTRA_BUILTINS): Adjust comment.
210 2012-04-12 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/52943
213 * tree-chrec.h (chrec_is_positive): Remove.
214 * tree-scalar-evolution.c (chrec_is_positive): Move ...
215 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
216 Return false for a constant zero instead of negative.
217 (analyze_siv_subscript_cst_affine): Handle zero difference
218 in the initial condition explicitely.
220 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
223 * varasm.c (process_pending_assemble_externals): Set
224 pending_assemble_externals_processed true.
225 (assemble_external): Call assemble_external_real if the pending
226 assemble externals have been processed.
228 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
231 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
232 the DECL generated for the special GOT helper.
234 2012-04-06 Walter Lee <walt@tilera.com>
236 Backport from mainline
237 2012-03-07 Walter Lee <walt@tilera.com>
239 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
240 REG_CFA_* notes for the stack pointer.
241 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
242 EH_RETURN_STACKADJ_RTX.
243 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
244 generate REG_CFA_* notes for the stack pointer.
245 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
246 by EH_RETURN_STACKADJ_RTX.
248 2012-04-06 Matt Turner <mattst88@gmail.com>
250 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
252 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
254 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
255 of the destination isn't also a FP_REGS register.
257 2012-04-03 Richard Guenther <rguenther@suse.de>
259 Backport from mainline
260 2012-03-02 Richard Guenther <rguenther@suse.de>
262 PR tree-optimization/52406
263 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
264 (struct indices): Add unconstrained_base member.
265 (struct dr_alias): Remove unused vops member.
266 (DR_UNCONSTRAINED_BASE): New define.
267 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
268 add indices to allow their disambiguation. Make DR_BASE_OBJECT
269 be an artificial access that covers the whole indexed object,
270 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
271 plain decl base-objects to their MEM_REF variant.
272 (dr_may_alias_p): When the base-object of either data reference
273 has unknown size use only points-to information.
274 (compute_affine_dependence): Make dumps easier to read and
276 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
277 DR_REF when looking for packed references.
278 (vect_supportable_dr_alignment): Likewise.
280 2012-04-03 Richard Guenther <rguenther@suse.de>
282 Backport from mainline
283 2012-03-15 Richard Guenther <rguenther@suse.de>
286 * tree-data-ref.c (subscript_dependence_tester_1): Check
287 all dimensions for non-conflicting access functions.
289 2012-04-03 Richard Guenther <rguenther@suse.de>
291 Backport from mainline
292 2012-03-06 Richard Guenther <rguenther@suse.de>
295 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
297 2012-03-23 Richard Guenther <rguenther@suse.de>
299 PR tree-optimization/52678
300 * tree-vectorizer.h (struct _stmt_vec_info): Add
301 loop_phi_evolution_part member.
302 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
303 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
304 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
305 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
306 Use the cached evolution part and the PHI nodes value from
307 the loop preheader edge instead of re-analyzing the evolution.
309 2012-03-26 Richard Guenther <rguenther@suse.de>
311 PR tree-optimization/52701
312 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
313 compute and set the evolution part of PHI nodes.
315 2012-03-30 Richard Guenther <rguenther@suse.de>
317 PR tree-optimization/52754
318 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
319 propagate arbitrary addresses into really plain dereferences.
321 2012-04-03 Jakub Jelinek <jakub@redhat.com>
323 PR tree-optimization/52835
324 * tree-data-ref.c (build_rdg): Return NULL if
325 compute_data_dependences_for_loop failed.
327 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
329 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
330 (stmt_can_make_abnormal_goto): Use it.
331 (is_ctrl_altering_stmt): Likewise.
333 2012-03-31 Martin Jambor <mjambor@suse.cz>
335 Backported from mainline
336 2012-03-30 Martin Jambor <mjambor@suse.cz>
338 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
339 is a builtin_stack_save in a dominating BB.
341 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
343 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
344 crossing 128bit lane boundary.
346 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
348 Backported from mainline
349 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
352 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
354 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
355 * config/i386/i386.c: Include reload.h.
356 (ix86_legitimize_reload_address): New function.
358 2012-03-28 Martin Jambor <mjambor@suse.cz>
360 Backported from mainline
361 2012-03-27 Martin Jambor <mjambor@suse.cz>
364 * tree-sra.c (sra_modify_assign): Do not call
365 load_assign_lhs_subreplacements when working with an unscalarizable
368 2012-03-28 Jakub Jelinek <jakub@redhat.com>
371 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
372 __builtin_va_start to __builtin_next_arg if the latter is
373 builtin_decl_explicit_p rather than when it is not.
376 * tree-vect-generic.c (vector_element): Perform multiplication
377 for pos in bitsizetype type instead of idx type.
379 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
381 Backport from 2012-03-28 mainline r185910.
384 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
385 (avr_builtin_decl): New static function.
386 (struct avr_builtin_description, avr_bdesc): Move up.
387 Add GTY marker. Add field fndecl. Remove redundant field id.
388 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
389 (avr_expand_builtin): Code cleanup because .id is removed.
391 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
394 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
397 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
399 Backport from 2012-03-28 mainline r185907.
402 * config.gcc (tm_file): Remove avr/multilib.h.
404 * doc/invoke.texi (AVR Options): Adjust
405 documentation of -mtiny-stack.
407 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
408 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
409 * config/avr/t-avr: Remove generation of multilib.h.
410 * config/avr/t-multilib: Regenerate.
411 * config/avr/multilib.h: Remove.
412 * config/avr/avr.opt (-msp8): New option.
413 (avr_sp8): New variable.
414 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
415 * config/avr/avr.h (AVR_HAVE_SPH): New define.
416 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
417 (avr_device_to_sp8): New prototype.
418 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
419 (DRIVER_SELF_SPECS): New define.
420 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
421 __AVR_SP8__, __AVR_HAVE_SPH__.
422 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
423 AVR_HAVE_8BIT_SP to decide if SP_H is present.
424 (avr_file_start): Ditto.
426 2012-03-28 Jakub Jelinek <jakub@redhat.com>
429 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
430 instead of 8 in adjust_address.
432 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
434 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
435 of a unit before computing the offset in units.
437 2012-03-27 Richard Guenther <rguenther@suse.de>
440 * fold-const.c (try_move_mult_to_index): Handle &x.array more
443 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
446 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
448 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
451 * varasm.c: Include pointer-set.h.
452 (pending_assemble_externals_set): New pointer set.
453 (process_pending_assemble_externals): Destroy the pointer set.
454 (assemble_external): See if decl is in pending_assemble_externals_set,
455 and add it to pending_assemble_externals if necessary.
456 (init_varasm_once): Allocate pending_assemble_externals_set.
458 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
460 Backported from mainline
461 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
464 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
465 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
466 (vector_ltgt<mode>): Likewise.
467 (vector_ordered<mode>): Likewise.
468 (vector_unordered<mode>): Likewise.
469 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
471 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
473 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
476 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
478 Backported from mainline
479 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
483 * config/sh/sh.c (sh_register_move_cost): Increase cost between
484 GENERAL_REGS and FP_REGS for SImode.
486 2012-03-22 Jakub Jelinek <jakub@redhat.com>
489 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
490 on any new_local_var_chain vars declared during recursing on
491 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
493 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
495 Backport from 2012-03-22 mainline r185692.
498 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
499 (unspecv): Add UNSPECV_MEMORY_BARRIER.
500 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
501 (delay_cycles_1, delay_cycles_2): Ditto.
502 (delay_cycles_3, delay_cycles_4): Ditto.
503 (nopv, *nopv): Ditto.
504 (sleep, *sleep): Ditto.
507 Backport from 2012-03-21 mainline r185605.
509 PR rtl-optimization/52543
511 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
512 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
513 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
514 (avr_load_libgcc_p): Restrict to __flash loads.
515 (avr_out_lpm): Only handle 1-byte loads from __flash.
516 (avr_load_lpm): New function.
517 (avr_find_unused_d_reg): Remove.
518 (avr_out_lpm_no_lpmx): Remove.
519 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
520 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
521 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
522 (load_<mode>, load_<mode>_clobber): New insns.
523 (mov<mode>): For multi-byte move from non-generic
524 16-bit address spaces: Expand to load_<mode> resp.
526 (load<mode>_libgcc): Remove expander.
527 (split-lpmx): Remove split.
529 Backport from 2012-03-13 mainline r185329.
532 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
533 offset (size) to a value the insns can deal with.
534 (expand_epilogue): Ditto.
536 Backport from 2012-03-12 mainline r185256.
539 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
540 type from reg_class_t to enum reg_class.
541 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
543 Backport from 2012-03-12 mainline r185253.
546 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
547 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
548 r184615 from 2012-02-28.
550 Backport from 2012-03-08 mainline r185105.
552 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
553 for constants in [-63,63].
555 Backport from 2012-03-08 mainline r185100.
558 * config/avr/avr.c (avr_mem_clobber): New static function.
559 (avr_expand_delay_cycles): Add memory clobber operand to
560 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
561 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
562 (enable_interrupt, disable_interrupt): New expander.
563 (nopv, sleep, wdr): New expanders.
564 (delay_cycles_1): Add memory clobber.
565 (delay_cycles_2): Add memory clobber.
566 (delay_cycles_3): Add memory clobber.
567 (delay_cycles_4): Add memory clobber.
568 (cli_sei): New insn from former "enable_interrupt",
569 "disable_interrupt" with memory clobber.
570 (*wdt): New insn from former "wdt" with memory clobber.
571 (*nopv): Similar, but for "nopv".
572 (*sleep): Similar, but for "sleep".
574 Backport from 2012-03-07 mainline r185043.
577 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
579 Backport from 2012-03-07 mainline r185032.
582 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
583 to: RAMPZ, RAMPY, RAMPX, RAMPD.
584 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
586 Backport from 2012-03-07 mainline r185031.
589 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
591 * config/avr/avr.md (xload_8): Adjust insn length.
593 Backport from 2012-03-07 mainline r185030.
596 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
597 if RAMPZ affects reading from RAM.
599 Backport from 2012-03-05 mainline r184919.
601 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
603 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
605 Backport from mainline r185259.
608 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
609 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
611 2012-03-22 Jakub Jelinek <jakub@redhat.com>
613 Backported from mainline
614 2012-03-13 Jakub Jelinek <jakub@redhat.com>
617 * c-parser.c (c_parser_postfix_expression)
618 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
620 * config/i386/smmintrin.h: Avoid /* within a comment.
621 * config/i386/nmmintrin.h: Likewise.
623 2012-03-22 Richard Guenther <rguenther@suse.de>
625 * BASE-VER: Set to 4.7.1.
626 * DEV-PHASE: Set to prerelease.
628 2012-03-22 Release Manager
630 * GCC 4.7.0 released.
632 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
634 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
636 2012-03-15 Jakub Jelinek <jakub@redhat.com>
637 Andrew Pinski <apinski@cavium.com>
640 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
641 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
642 calls instead of __builtin_ir{int,ound}*.
644 2012-03-14 Jakub Jelinek <jakub@redhat.com>
647 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
650 2012-03-13 Joseph Myers <joseph@codesourcery.com>
652 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
653 Refer to GCC 4.7 version of c99status.html.
655 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
657 Backport from mainline
658 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
660 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
661 redefine to be NULL if the current bit-size is different from the
664 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
665 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
666 set the default tuning. Add asserts to make sure the cpu and tune
667 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
668 test whether the index is set, instead of > 0.
669 (rs6000_file_start): Do not reset the default cpu if the current
670 bit-size is different from the configured bit-size.
672 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
674 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
676 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
677 Update binutils references.
678 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
679 Update binutils reference.
680 Update Sun as/GNU ld caveat.
681 Document binutils largefile requirement for LTO plugin.
682 Remove reference to alternate libpthread.
684 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
686 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
688 (Specific, mips-sgi-irix6): Likewise.
690 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
692 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
693 * configure: Regenerate.
695 2012-03-07 Richard Henderson <rth@redhat.com>
697 * config/m68k/m68k.h (ISA_HAS_TAS): New.
698 * config/m68k/sync.md (atomic_test_and_set): Use it.
699 (atomic_test_and_set_1): Likewise.
701 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
704 * Makefile.in: Let install-gcc-ar depend on installdirs,
705 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
706 Don't double canonicalize if cross-compiling.
708 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
710 * trans-mem.c: New typedef for tm_region_p.
711 Define vector types for tm_region_p.
712 (tm_region_init): Replace region_worklist to a vector called
715 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
718 * trans-mem.c (tm_region_init): Use last_basic_block.
720 2012-03-05 Richard Henderson <rth@redhat.com>
723 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
724 * omp-low.c (expand_omp_atomic): Assume anything aligned to
725 BIGGEST_ALIGNMENT is aligned.
727 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
729 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
731 2012-03-05 Richard Henderson <rth@redhat.com>
734 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
735 instead of calling negqi2 directly.
737 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
739 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
740 (INTMAX_TYPE): Use it.
741 (UINTMAX_TYPE): Likewise.
742 (SUBTARGET_OVERRIDE_OPTIONS): Define.
743 (irix6_c_common_override_options): Declare.
744 (C_COMMON_OVERRIDE_OPTIONS): Define.
745 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
746 * config/mips/irix6-c.c: New file.
747 * config/mips/t-irix6 (irix6-c.o): New target.
748 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
751 2012-03-02 Richard Henderson <rth@redhat.com>
753 * optabs.c (expand_atomic_test_and_set): Honor
754 atomic_test_and_set_trueval even when atomic_test_and_set
757 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
759 Backport from mainline
760 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
762 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
764 2012-03-02 Richard Guenther <rguenther@suse.de>
766 * DEV-PHASE: Set to prerelease.
768 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
770 * config.gcc (obsolete): Add all ARM targets using the FPA.
771 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
772 * doc/install.texi: Avoid references to obsolete ARM ports.
774 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
776 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
778 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
779 Joern Rennecke <joern.rennecke@embecosm.com>
781 * doc/extend.texi: Expand and update information on interrupt
782 attribute for Epiphany.
784 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
786 * config/sh/sh-protos.h: Update copyright notice dates.
787 * config/sh/sh.h: Likewise.
788 * config/sh/sh.md: Likewise.
789 * config/sh/constraints.md: Likewise.
790 * config/sh/predicates.md: Likewise.
792 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
794 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
795 * config/sh/sh.c (tertiary_reload_operand): Likewise.
797 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
799 * config/sh/constraints.md: Fix comment typo.
801 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
804 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
805 unsigned HOST_WIDE_INT.
806 (zvdep_imm64): Likewise.
807 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
808 (vdepi_and): Likewise.
809 Likewise for unamed 64-bit patterns.
810 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
812 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
815 PR rtl-optimization/52417
816 * cselib.c (cselib_any_perm_equivs): New variable.
817 (cselib_reset_table): Check that it's not set when not
818 preserving constants.
819 (cselib_add_permanent_equiv): Set it.
820 (cselib_have_permanent_equivalences): New.
821 (cselib_init, cselib_finish): Reset it.
822 * cselib.h (cselib_have_permanent_equivalences): Declare.
823 * alias.c (get_addr): Restore earlier behavior when there
824 aren't permanent equivalences.
826 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
828 * config/mn10300/mn10300-modes.def: Fix copyright notice.
829 * config/v850/v850-modes.def: Fix copyright notice.
831 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
833 * doc/extend.texi (AVR Built-in Functions): Document
834 __builtin_avr_flash_segment.
836 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
837 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
838 (*split.flash_segment): New insn-and-split.
839 * config/avr/avr.c (avr_init_builtins): Add local variables:
840 const_memx_void_node, const_memx_ptr_type_node,
841 char_ftype_const_memx_ptr.
843 2012-03-01 Jakub Jelinek <jakub@redhat.com>
845 PR tree-optimization/52445
846 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
847 add ssa_name_ver, offset and size fields and change store field
849 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
850 (add_or_mark_expr): Likewise. Only consider previous stores
851 with the same size and offset.
852 (nt_init_block): Only look at gimple_assign_single_p stmts,
853 doesn't look at rhs2.
855 2012-03-01 Richard Guenther <rguenther@suse.de>
858 * tree-cfg.c (verify_gimple_assign_unary): Allow any
859 conversions from integral types to pointer types.
861 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
863 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
864 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
865 unintentionally removed in r184616.
867 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
869 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
872 2012-02-29 Jakub Jelinek <jakub@redhat.com>
873 Uros Bizjak <ubizjak@gmail.com>
876 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
877 alternatives, add "e" constraint to the new last alternative
878 and ! to last 3 alternatives.
880 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
882 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
883 DW_AT_artificial attributes at the end of the processing.
884 (gen_array_type_die): Likewise.
885 (gen_enumeration_type_die): Likewise.
886 (gen_struct_or_union_type_die): Likewise.
887 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
890 2012-02-29 Jakub Jelinek <jakub@redhat.com>
893 * expr.c (expand_assignment): If doing misaligned store that doesn't
894 cover all mode bits, perform a RMW cycle.
896 PR tree-optimization/52429
897 * tree-parloops.c (separate_decls_in_region_debug): Return early
898 if var is LABEL_DECL.
900 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
902 PR tree-optimization/52424
903 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
904 calling dom_thread_across_edge.
906 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
908 * config/avr/avr.c: Move definition of TARGET macros to end of file.
910 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
912 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
913 * config/avr/avr.c (avr_output_bld): Remove unused function.
914 (avr_out_sbxx_branch): Use "%T" to print bit position.
916 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
918 * config/avr/avr.md: Untabify.
920 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
922 * config/avr/avr.md (eqne): New code iterator.
923 (*dec-and-branchsi): Use it in text peephole's condition.
924 (*dec-and-branchhi): Ditto.
925 (*dec-and-branchqi): Ditto.
927 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
930 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
931 the device does not have the skip-bug.
933 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
935 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
936 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
937 -mpretend-cmove): New.
939 2012-02-29 Jakub Jelinek <jakub@redhat.com>
942 * df.h (struct df_d): Adjust comment that hard_regs_live_count
943 doesn't count DEBUG_INSN refs.
944 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
947 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
951 2012-02-20 Richard Guenther <rguenther@suse.de>
952 PR tree-optimization/52298
953 * tree-vect-stmts.c (vectorizable_load): Properly use
954 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
957 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
960 * gimple.h (gimple_in_transaction): New.
961 (gimple_set_in_transaction): New.
962 (struct gimple_statement_base): Add in_transaction field.
963 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
965 (tree_ssa_lim_initialize): Compute transaction bits.
966 * tree.h (compute_transaction_bits): Protoize.
967 * trans-mem.c (tm_region_init): Use the heap to store BB
969 (compute_transaction_bits): New.
971 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
973 * gcc.c (display_help): Document --help=common and sort entries
976 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
978 * doc/install.texi: Document check-$LANG specific shortcuts
980 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
983 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
985 * config/arm/arm_neon.h: Regenerate.
986 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
987 (neon_vcgeu): New insn.
988 (neon_vcgtu): Likewise.
989 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
990 (ops): Unsigned comparison intrinsics call a different
993 2012-02-28 Richard Guenther <rguenther@suse.de>
996 * config/i386/i386.c (ix86_expand_vector_set): Fix element
997 ordering for the VEC_CONCAT for two element vectors for
998 V2SFmode, V2SImode and V2DImode.
1000 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1003 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1004 detecting big-endian triplets.
1006 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1008 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1009 mode if there is no type information available.
1011 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1013 PR tree-optimization/53207
1014 * doc/invoke.texi: Document as experimental and relying on graphite.
1016 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1018 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1019 of initializer to changes from r184614.
1021 2012-02-28 Richard Guenther <rguenther@suse.de>
1023 PR tree-optimization/52395
1024 * tree-sra.c (build_ref_for_offset): Also look at the base
1025 TYPE_ALIGN when figuring out the alignment of the replacement.
1027 2012-02-28 Richard Guenther <rguenther@suse.de>
1029 PR tree-optimization/52402
1030 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1031 mis-aligned types when creating the accesses at the call site.
1033 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1035 * config/avr/builtins.def: New file.
1036 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1037 * config/avr/avr.c (enum avr_builtin_id): Use it.
1038 (avr_init_builtins): Use it. And use avr_bdesc.
1039 (bdesc_1arg): Remove.
1040 (bdesc_2arg): Remove.
1041 (bdesc_3arg): Remove.
1042 (struct avr_builtin_description): Add field n_args.
1043 (avr_bdesc): New static variable using builtins.def.
1044 (avr_expand_builtin): Use it.
1045 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1046 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1047 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1049 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1052 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1053 match only one single hard register with respective hard reg rtx.
1054 (movmemx_<mode>): Ditto.
1055 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1056 insn anatomy of movmem[x]_<mode>.
1057 (avr_out_movmem): Same for printing assembler and operand usage.
1059 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1063 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1064 address spaces located outside of device flash.
1066 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1067 (mcu_type_s): Add field n_flash.
1068 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1069 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1070 (AVR_MCU): Add N_FLASH argument.
1071 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1072 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1073 macro __FLASH<n> if that address space makes sense for the device.
1074 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1075 outside of target flash.
1076 (avr_asm_named_section): Ditto.
1077 (avr_asm_select_section): Ditto.
1078 (avr_addr_space_convert): Ditto.
1079 (avr_emit_movmemhi): Ditto.
1080 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1081 address space is outside of device flash.
1082 (avr_insert_attributes): Ditto.
1083 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1084 avr_current_arch->n_segments.
1086 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1089 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1091 (*movabs<mode>_2): Likewise.
1093 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1096 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1097 s_register_operand in the test instead of REG_P. Don't call
1098 gen_reg_rtx if it won't be used.
1100 PR tree-optimization/52376
1101 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1103 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1105 * ifcvt.c (noce_get_condition): Check condition variable is not
1106 small_register_classes_for_mode_p before accepting.
1108 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1110 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1112 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1115 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1116 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1118 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1120 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1122 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1124 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1126 * config/sh/predicates.md: Remove blank lines.
1127 * config/sh/sh.c: Fix typos in comments.
1128 * config/sh/constraints.md: Likewise.
1129 * config/sh/sh.md: Remove blank lines.
1130 Fix typos in comments. Use ;; as comment characters.
1132 2012-02-26 Walter Lee <walt@tilera.com>
1134 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1135 (replace_mov_pcrel_step2): Ditto.
1137 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1140 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1141 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1142 and locs that reference values newer than the non-canonical value
1143 at hand. Return the canonical value as a worst case.
1144 (memrefs_conflict_p): Walk canonical value's locs.
1147 * cselib.c (preserve_only_constants): Rename to...
1148 (preserve_constants_and_equivs): ... this. Split out...
1149 (invariant_or_equiv_p): ... this. Preserve plus expressions
1150 of other preserved expressions too.
1151 (cselib_reset_table): Adjust.
1152 * var-tracking.c (reverse_op): Use canonical value to build
1155 2012-02-23 Kai Tietz <ktietz@redhat.com>
1157 * config/i386/i386.c (ix86_delegitimize_address): Handle
1158 UNSPEC_PCREL plus displacement.
1160 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1163 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1164 to test for unusedness in st X addressing.
1166 2012-02-24 Richard Guenther <rguenther@suse.de>
1169 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1170 (is_gimple_reg_type): Move inline ...
1171 * gimple.h (is_gimple_reg_type): ... here.
1173 2012-02-24 Richard Guenther <rguenther@suse.de>
1176 * passes.c (execute_function_todo): When verifying SSA form
1177 verify gimple form first.
1178 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1180 2012-02-24 Richard Guenther <rguenther@suse.de>
1183 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1184 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1186 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1188 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1190 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1192 * tree-phinodes.c (make_phi_node): Mark static.
1193 * tree-flow.h (make_phi_node): Remove extern decl.
1194 * doc/gimple.texi (make_phi_node): Remove documentation.
1196 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1198 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1199 * tree-ssa-sccvn.c (print_scc): Ditto.
1201 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1203 * doc/passes.texi (Full redundancy elimination): Fix typo.
1205 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1207 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1209 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1212 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1214 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1217 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1219 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1221 * config/avr/avr.md (code_stdname): Add ior, xor.
1222 (xior): New code iterator.
1223 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1224 (*<code_stdname><mode>qi.byte1-3): Ditto.
1226 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1228 PR tree-optimization/52019
1229 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1232 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1234 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1235 HAVE_INITFINI_ARRAY to work around namespace pollution in
1236 certain versions of newlib system headers.
1237 * config.in: Regenerate.
1238 * configure: Regenerate.
1239 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1240 instead of HAVE_INITFINI_ARRAY.
1242 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1245 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1246 is not offsettable memory reference.
1248 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1251 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1252 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1254 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1256 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1257 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1259 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1261 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1262 library on Solaris 8 even without TLS support.
1263 * configure: Regenerate.
1265 2012-02-22 Richard Guenther <rguenther@suse.de>
1268 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1269 for GIMPLE_DEBUG stmts.
1271 2012-02-22 Martin Jambor <mjambor@suse.cz>
1274 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1275 according to the base object.
1277 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1279 PR rtl-optimization/50063
1280 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1281 and 2 (8-bit SP) in operand 2.
1282 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1283 setup to use movhi_sp_r instead of vanilla move to write SP.
1284 Adjust REG_CFA notes to superseed unspec.
1285 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1287 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1288 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1289 irq_state 1 (IRQ known to be on) here.
1291 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1293 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1295 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1296 assign_hard_reg): Likewise.
1298 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1300 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1302 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1305 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1306 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1308 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1310 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1311 prototype from here to...
1312 * config/avr/avr.h: ...here.
1314 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1317 * thumb2.md (thumb2_shiftsi3_short): Split register and
1318 immediate shifts. For register shifts tie operands 0 and 1.
1319 (peephole2 for above): Check that register-controlled shifts
1320 have suitably tied operands.
1322 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1325 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1326 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1327 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1328 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1329 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1330 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1331 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1332 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1333 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1334 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1335 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1336 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1337 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1338 bdver1_ssevector_avx256_unaligned_load,
1339 bdver1_ssevector_sse128_unaligned_load,
1340 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1341 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1342 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1343 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1344 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1345 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1346 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1347 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1348 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1349 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1350 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1351 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1352 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1353 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1354 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1355 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1356 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1357 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1358 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1359 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1360 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1361 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1362 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1363 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1364 bdver1_ssediv_double_load, bdver1_ssediv_double,
1365 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1366 Add "bdver2" attribute.
1368 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1370 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1371 default if possible and not specified otherwise.
1373 2012-02-21 Richard Guenther <rguenther@suse.de>
1376 * gimplify.c (create_tmp_from_val): Use the main variant type
1377 for the type of the temporary we create.
1379 2012-02-21 Richard Guenther <rguenther@suse.de>
1381 PR tree-optimization/52324
1382 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1383 do not gimplify a MEM_REF address operand if it is already
1386 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1388 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1389 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1391 2012-02-21 Richard Guenther <rguenther@suse.de>
1393 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1394 nested_in_vect_loop.
1396 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1398 PR tree-optimization/52318
1399 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1400 vdef also to non-pure/const call stmts in the sequence.
1402 2012-02-20 David S. Miller <davem@davemloft.net>
1404 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1405 don't use the "rd %pc" instruction on v9 for PIC register loads.
1407 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1410 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1411 in a transaction safe function.
1413 2012-02-20 Kai Tietz <ktietz@redhat.com>
1416 * stor-layout.c (place_field): Handle desired_align for
1419 2012-02-20 Richard Guenther <rguenther@suse.de>
1421 PR tree-optimization/52298
1422 * tree-vect-stmts.c (vectorizable_store): Properly use
1423 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1425 (vectorizable_load): Likewise.
1426 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1427 Access DR_STEP after ensuring it is not NULL.
1429 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1431 PR tree-optimization/52286
1432 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1433 optimization use double_int_to_tree instead of build_int_cst_wide,
1434 rewrite to use double_int vars.
1436 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1439 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1441 Remove -e 0 from $gcc_cv_ld invocation.
1442 Only use __GLIBC_PREREQ if defined.
1443 Enable on Solaris since Solaris 8 patch.
1444 (gcc_SUN_LD_VERSION): New macro.
1445 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1446 gcc_SUN_LD_VERSION for version number format.
1447 * configure: Regenerate.
1448 * varasm.c (get_elf_initfini_array_priority_section): Set
1449 SECTION_NOTYPE for non-default priority.
1450 Use get_section instead of get_unnamed_section to emit
1451 .init_array/.fini_array with default priority.
1453 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1455 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1456 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1457 (mips_start_unique_function, mips_output_mips16_rdhwr)
1458 (mips_code_end): New functions.
1459 (TARGET_ASM_CODE_END): Define.
1461 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1463 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1464 to stubs with non-sibling calls.
1466 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1468 * doc/invoke.texi (-fira-* options): Copy-edit.
1469 (ira-* parameters): Copy-edit.
1471 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1473 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1474 GCC coding conventions.
1476 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1478 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1479 when used as adjectives.
1481 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1483 * doc/invoke.texi: Clean up "that"/"which" confusion.
1485 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1487 * system.h: Poison SMALL_REGISTER_CLASSES
1488 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1489 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1491 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1493 PR tree-optimization/52285
1494 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1495 when deciding if a call is a tail call or tail recursion.
1497 2012-02-16 Kai Tietz <ktietz@redhat.com>
1499 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1500 interger-constant displacement for UNSPEC_PCREL.
1502 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1504 PR rtl-optimization/52208
1505 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1506 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1508 PR tree-optimization/52255
1509 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1510 loop->header has virtual PHI, but exit_e->dest doesn't, add
1511 virtual PHI to exit_e->dest and adjust all uses after the loop.
1514 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1515 children with clone_tree_hash, not after it.
1517 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1519 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1520 extended identifiers.
1522 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1525 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1526 a same_body_alias, also test whether e->callee isn't a former
1527 or current clone of the decl this is a same body alias of.
1529 PR translation/52264
1530 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1532 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1534 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1536 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1539 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1540 force_reg instead of copy_to_reg for better optimization. Force
1541 non-register or memory operands into a register.
1543 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1545 * extend.texi: Reserve upper bits of memory model for future use.
1547 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1548 Anatoly Sokolov <aesok@post.ru>
1549 Eric Weddington <eric.weddington@atmel.com>
1552 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1553 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1554 Rewrite initializers for .macro.
1555 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1556 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1557 atxmega32d4, atxmega32x1.
1558 avrxmega4: atxmega64a3, atxmega64d3.
1559 avrxmega5: atxmega64a1, atxmega64a1u.
1560 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1561 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1562 avrxmega7: atxmega128a1, atxmega128a1u.
1563 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1564 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1565 (struct base_arch_s): Rename reserved to xmega_p.
1566 Rename reserved2 to have_rampd.
1567 (AVR_XMEGA): New define.
1568 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1569 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1570 * config/avr/predicates.md (io_address_operand): Take into
1572 (low_io_address_operand): Ditto.
1573 (high_io_address_operand): Ditto.
1574 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1575 (enabled, movhi_sp_r): Use them.
1576 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1577 cpp_define_formatted to built-in define __AVR_ARCH__.
1578 (__AVR_XMEGA__): New built-in define.
1579 (__AVR_HAVE_RAMPD__): New built-in define.
1580 (__AVR_HAVE_RAMPX__): New built-in define.
1581 (__AVR_HAVE_RAMPY__): New built-in define.
1582 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1584 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1585 (avr_option_override): Initialize them.
1586 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1587 (avr_init_expanders): Initialize them. No more block several calls.
1588 (emit_push_sfr): New static function.
1589 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1591 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1592 (avr_print_operand): Print addreeses as symbols for
1593 RAMPX, RAMPY, RAMPD, CCP.
1594 (output_movhi): Handle AVR_XMEGA when writing to SP.
1595 (avr_out_movhi_mr_r_xmega): New static function.
1596 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1597 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1598 __RAMPD__, __CCP__ as needed.
1600 * config/avr/multilib.h: Regenerate.
1601 * config/avr/t-multilib: Regenerate.
1602 * config/avr/avr-tables.opt: Regenerate.
1604 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1606 PR tree-optimization/50561
1607 * graphite-flattening.c (lst_project_loop): Do not
1608 remove old scattering dimensions after flattening.
1609 (lst_do_flatten): Likewise.
1611 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1613 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1614 __builtin_avr_map8, __builtin_avr_map16.
1615 Document __builtin_avr_insert_bits.
1617 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1618 (insert_bits): New insn.
1619 (adjust_len.map_bits): Rename to insert_bits.
1620 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1621 * avr-protos.h (avr_out_map_bits): Remove.
1622 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1623 * config/avr/constraints.md (Cxf,C0f): New.
1624 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1625 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1626 New built-in define __BUILTIN_AVR_INSERT_BITS.
1627 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1628 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1629 (avr_move_bits): Rewrite.
1630 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1632 (avr_map_op_t): New typedef.
1633 (avr_map_op): New static variable.
1634 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1635 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1636 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1637 (bdesc_3arg, avr_expand_triop_builtin): New.
1638 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1639 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1640 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1641 (avr_map_equal_p, avr_map_sig_p): Remove.
1642 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1643 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1644 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1645 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1646 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1647 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1649 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1651 * config/c6x/c6x.md (reserve_cycles): New attribute.
1652 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1653 don't reserve functional units after the branch occurs.
1655 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1658 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1659 functions into non-tm_pure functions.
1661 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1664 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1665 (iterative_hash_canonical_type): Likewise.
1666 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1669 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1671 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1672 sched-group insn, it either remains alone or the entire list is pruned.
1674 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1676 * doc/install.texi (Prerequisites): Fix grammar.
1677 (Configuration): Likewise.
1679 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1681 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1682 MPC as part of GCC before describing configuring with --with-gmp etc.
1683 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1684 sources are present.
1686 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1689 * dwarf2out.c (clone_tree_hash): New function.
1690 (copy_decls_walk): Use it instead of clone_tree.
1692 2012-02-14 Richard Guenther <rguenther@suse.de>
1694 PR tree-optimization/52244
1695 PR tree-optimization/51528
1696 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1697 replacements for integral types.
1699 2012-02-14 Walter Lee <walt@tilera.com>
1701 * config.gcc: Handle tilegx and tilepro.
1702 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1704 Add HAVE_AS_TLS check for tilegx and tilepro.
1705 * configure: Regenerate.
1706 * doc/contrib.texi: Add Mat Hostetter and self.
1707 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1708 Document instruction intrinsics and network accessing intrinsics.
1709 (TILEPro Built-in Functions): New node. Document instruction
1710 intrinsics and network accessing intrinsics.
1711 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1712 (Specific, tilepro-*-linux*): Likewise.
1713 * doc/invoke.texi (TILE-Gx Options): New section.
1714 (TILEPro Options): New section.
1715 * doc/md.texi (TILE-Gx): New section.
1716 (TILEPro): New section.
1717 * common/config/tilegx/tilegx-common.c: New file.
1718 * common/config/tilepro/tilepro-common.c: New file.
1719 * config/tilegx/constraints.md: New file.
1720 * config/tilegx/linux.h: New file.
1721 * config/tilegx/mul-tables.c: New file.
1722 * config/tilegx/predicates.md: New file.
1723 * config/tilegx/sync.md: New file.
1724 * config/tilegx/t-tilegx: New file.
1725 * config/tilegx/tilegx-builtins.h: New file.
1726 * config/tilegx/tilegx-c.c: New file.
1727 * config/tilegx/tilegx-generic.md: New file.
1728 * config/tilegx/tilegx-modes.def: New file.
1729 * config/tilegx/tilegx-multiply.h: New file.
1730 * config/tilegx/tilegx-protos.h: New file.
1731 * config/tilegx/tilegx.c: New file.
1732 * config/tilegx/tilegx.h: New file.
1733 * config/tilegx/tilegx.md: New file.
1734 * config/tilegx/tilegx.opt: New file.
1735 * config/tilepro/constraints.md: New file.
1736 * config/tilepro/gen-mul-tables.cc: New file.
1737 * config/tilepro/linux.h: New file.
1738 * config/tilepro/mul-tables.c: New file.
1739 * config/tilepro/predicates.md: New file.
1740 * config/tilepro/t-tilepro: New file.
1741 * config/tilepro/tilepro-builtins.h: New file.
1742 * config/tilepro/tilepro-c.c: New file.
1743 * config/tilepro/tilepro-generic.md: New file.
1744 * config/tilepro/tilepro-modes.def: New file.
1745 * config/tilepro/tilepro-multiply.h: New file.
1746 * config/tilepro/tilepro-protos.h: New file.
1747 * config/tilepro/tilepro.c: New file.
1748 * config/tilepro/tilepro.h: New file.
1749 * config/tilepro/tilepro.md: New file.
1750 * config/tilepro/tilepro.opt: New file.
1752 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1754 PR tree-optimization/52210
1755 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1756 vect_model_simple_cost with two entry vect_def_type array instead
1757 of an address of dt.
1759 2012-02-14 Richard Guenther <rguenther@suse.de>
1762 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1763 Do not stream DECL_QUALIFIER.
1764 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1765 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1766 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1768 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1771 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1774 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1777 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1778 * cselib.c (cselib_subst_to_values_from_insn): New function.
1779 * sched-deps.c (add_insn_mem_dependence,
1780 sched_analyze_1, sched_analyze_2): Use it.
1782 2012-02-13 Jan Hubicka <jh@suse.cz>
1785 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1787 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1789 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1790 (GTM_SELF_SPECS): Define if not already defined.
1791 (driver_self_specs): Add GTM_SELF_SPECS.
1792 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1793 (GTM_SELF_SPECS): Define.
1794 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1795 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1797 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1799 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1802 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1805 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1806 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1808 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1811 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1813 2012-02-13 Richard Guenther <rguenther@suse.de>
1815 PR translation/52211
1816 * passes.c (enable_disable_pass): Fix typo.
1818 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1821 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1822 XOR for reduce_bit_field if type is unsigned.
1824 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1826 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1827 disallow changes from SFmode to mode with different size in FP regs.
1829 2012-02-12 Robert Millan <rmh@gnu.org>
1830 Gerald Pfeifer <gerald@pfeifer.com>
1832 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1835 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1837 PR rtl-optimization/52175
1838 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1839 to frame-related instructions.
1841 2012-02-10 Jason Merrill <jason@redhat.com>
1844 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1845 (demangle_new_symbols): Fill it.
1846 (scan_linker_output): Walk it.
1847 (start_tweaking): Split out from scan_linker_output.
1848 (maybe_tweak): Update sym->chosen.
1849 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1851 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1854 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1856 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1858 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1859 having the same mode as previous compare.
1861 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1863 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1864 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1865 (nonlocal_goto_internal): Likewise.
1866 (nonlocal_goto): Emit a use and an indirect jump directly.
1868 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1871 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1872 __atomic_{is,always}_lock_free.
1874 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1877 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1878 negative constant address for x32.
1880 2012-02-10 Richard Henderson <rth@redhat.com>
1882 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1883 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1884 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1886 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1887 Ira Rosen <irar@il.ibm.com>
1889 PR tree-optimization/50031
1890 * targhooks.c (default_builtin_vectorization_cost): Handle
1892 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1893 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1894 all types of reduction and pattern statements.
1895 (vect_estimate_min_profitable_iters): Likewise.
1896 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1897 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1898 for explicit realigns.
1899 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1900 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1902 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1903 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1904 vec_perm for VSX and handle vec_promote_demote.
1906 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1909 * builtins.c (fold_builtin_atomic_always_lock_free,
1910 expand_builtin_atomic_always_lock_free,
1911 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1912 Return and/or test boolean_true_node/boolean_false_node instead of
1913 integer_one_node/integer_zero_node.
1915 2012-02-10 Jan Hubicka <jh@suse.cz>
1918 * predict.c (predict_paths_for_bb): Prevent looping.
1919 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1921 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1923 * config/arm/arm.c (output_move_double): In one case properly
1924 count number of instructions that will be emitted.
1926 2012-02-10 Richard Guenther <rguenther@suse.de>
1928 PR translation/52193
1929 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1931 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1934 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1936 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1939 * var-tracking.c (emit_note_insn_var_location): If
1940 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1941 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1942 non-NOTE_DURING_CALL_P insn.
1944 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1947 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1949 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1952 * gcc.c (switch_matches) Support switches with separated form,
1955 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1957 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1959 (RAMPZ_ADDR): Ditto.
1960 * config/avr/avr.c (avr_addr_t): New typedef.
1961 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1962 (avr_init_expanders): Initialize it.
1963 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1965 (expand_epilogue): Ditto.
1966 (avr_print_operand): Ditto.
1967 (avr_file_start): Ditto.
1968 (avr_emit_movmemhi): Ditto.
1970 2012-02-08 Richard Guenther <rguenther@suse.de>
1972 PR tree-optimization/46886
1973 * tree-flow.h (do_while_loop_p): Declare.
1974 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1975 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1977 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1979 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1980 always succeed for integers larger than a native word.
1982 2012-02-08 Richard Guenther <rguenther@suse.de>
1984 PR rtl-optimization/52170
1985 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1986 properly handle integer vector modes.
1988 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1990 PR gcov-profile/52150
1991 * coverage.c: Include target.h.
1992 (build_var): Call targetm.strip_name_encoding on the assembler name.
1993 Change one _ into . or $ if the target allows it.
1994 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1996 PR rtl-optimization/52139
1997 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1998 is a BARRIER after emit_insn_after_noloc, move BB_END
1999 to the last non-BARRIER insn before it.
2001 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2004 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2005 (mips_gimplify_va_arg_expr): Call it instead of
2006 std_gimplify_va_arg_expr.
2008 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2010 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2011 message for -mno-pointers-to-nested-function.
2013 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2016 * expr.c (get_inner_reference): If there is an offset, add a negative
2017 bit position to it (if any).
2019 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2021 PR rtl-optimization/52060
2022 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2023 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2024 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2025 and/or i0src_copy2 when needed.
2027 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2029 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2030 or LTOPLUGINSONAME if have_c.
2032 * config/freebsd-spec.h: Add comment about what macros can be defined
2034 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2035 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2038 2012-02-07 Richard Guenther <rguenther@suse.de>
2040 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2041 newline in -alias dumps.
2043 2012-02-07 Kai Tietz <ktietz@redhat.com>
2044 Dave Korn <dave.korn.cygwin@gmail.com>
2047 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2048 Take care that typinfo gets dllexport-attribute.
2050 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2053 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2054 if modifier < EXPAND_SUM call force_operand on the result.
2056 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2058 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2059 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2061 (epiphany_function_type): Replace types for specific interrupts with
2062 EPIPHANY_FUNCTION_INTERRUPT.
2063 (EPIPHANY_INTERRUPT_P): Update.
2064 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2065 New static function.
2066 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2067 <disinterrupt>: Affects type identity.
2068 (epiphany_handle_interrupt_attribute): Handle variable number of
2070 (epiphany_compute_function_type): Update for new
2071 epiphany_function_type definition.
2072 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2073 handlers with a longcall forwarder.
2074 (epiphany_start_function): Handle multiple interrupt arguments and/or
2075 forwarder_section attribute.
2077 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2080 2012-02-07 Alan Modra <amodra@gmail.com>
2083 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2086 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2088 PR tree-optimization/50969
2089 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2090 use vec_perm rather than vector_stmt.
2091 (vect_model_load_cost): Likewise.
2092 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2093 vec_perm to be the same as other vector statements.
2094 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2095 cost of vec_perm for TARGET_VSX.
2097 2012-02-06 Richard Guenther <rguenther@suse.de>
2099 PR tree-optimization/52115
2100 * tree-sra.c (access_has_replacements_p): New function.
2101 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2103 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2106 * trans-mem.c (expand_call_tm): Add an assertion.
2107 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2110 2012-02-06 Richard Guenther <rguenther@suse.de>
2112 PR tree-optimization/50955
2113 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2114 raise cost of expressions that replace an address with an
2115 expression based on a different pointer.
2117 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2120 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2121 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2123 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2126 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2127 -Weffc++ and specify guidelines come from second edition.
2129 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2131 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2132 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2133 (call_direct_split, call_value_split, call_value_internal_direct)
2134 (call_value_direct_split, call_value_multiple_split): Use jal and
2135 jal_macro attributes.
2137 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2139 * reload1.c (reload_regs_reach_end_p): Replace with...
2140 (reload_reg_rtx_reaches_end_p): ...this function.
2141 (new_spill_reg_store): Update commentary.
2142 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2143 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2144 before setting new_spill_reg_store.
2145 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2146 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2147 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2148 for non-spill reload registers.
2150 2012-02-05 Ira Rosen <irar@il.ibm.com>
2152 PR tree-optimization/52091
2153 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2154 (vect_is_simple_use_1): Likewise.
2155 * tree-vect-loop.c (vectorizable_reduction): Update calls
2156 to vect_is_simple_use_1 and vect_is_simple_use.
2157 (vectorizable_live_operation): Likewise.
2158 * tree-vect-patterns.c (widened_name_p,
2159 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2160 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2161 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2162 vectorizable_shift,vectorizable_operation, vectorizable_store,
2163 vectorizable_load): Likewise.
2164 (vect_is_simple_cond): Add an argument, pass it to
2165 vect_is_simple_use_1.
2166 (vectorizable_condition): Update calls to vect_is_simple_cond,
2168 (vect_is_simple_use): Add an argument, the statement in which
2169 OPERAND is used. Check that if OPERAND's def stmt is a double
2170 reduction phi node, the use is a phi node too.
2171 (vect_is_simple_use_1): Add an argument, pass it to
2173 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2174 to vect_is_simple_use.
2176 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2178 PR rtl-optimization/52095
2179 * modulo-sched.c (dump_insn_locator): New function.
2180 (loop_canon_p, sms_schedule): Use it.
2182 PR rtl-optimization/52113
2183 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2184 even for decomposable shift/zext insns.
2186 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2187 Zdenek Dvorak <ook@ucw.cz>
2189 PR rtl-optimization/52092
2190 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2191 on get_iv_value result.
2193 2012-02-02 Andrew Pinski <apinski@cavium.com>
2197 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2199 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2202 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2204 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2206 PR rtl-optimization/49800
2207 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2208 (sched_finish): Call regstat_free_n_sets_and_refs.
2210 2012-02-02 Jia Liu <proljc@gmail.com>
2212 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2215 2012-02-02 Jan Hubicka <jh@suse.cz>
2216 Tom de Vries <tom@codesourcery.com>
2219 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2220 * varpool.c (varpool_analyze_pending_decls): Likewise.
2222 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2223 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2225 * config.gcc: Add cr16-* support.
2227 * doc/extend.texi: Document cr16 extensions.
2228 * doc/install.texi: Document cr16 install.
2229 * doc/invoke.texi: Document cr16 options.
2230 * doc/md.texi: Document cr16 constraints.
2232 * common/config/cr16/cr16-common.c: New file.
2233 * config/cr16/cr16.c: New file.
2234 * config/cr16/cr16.h: New file.
2235 * config/cr16/cr16.md: New file.
2236 * config/cr16/cr16.opt: New file.
2237 * config/cr16/cr16-protos.h: New file.
2238 * config/cr16/predicates.md: New file.
2239 * config/cr16/constraints.md: New file.
2240 * config/cr16/t-cr16: New file.
2242 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2245 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2246 that operands[2] is either immediate, or q_regs_operand.
2248 PR tree-optimization/52073
2249 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2250 a pattern stmt for pattern uses, ignore uses outside of the loop.
2252 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2254 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2255 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2256 (OUT_AS1, OUT_AS2): Remove.
2258 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2260 PR rtl-optimization/51374
2261 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2262 to cross other volatile_refs_p insns.
2264 2012-02-01 Richard Guenther <rguenther@suse.de>
2266 * doc/invoke.texi (fno-inline): Clarify documentation.
2267 (finline-small-functions): Likewise.
2268 (finline-functions): Likewise.
2269 * common.opt (finline): Adjust comment and documentation.
2270 (finline-small-functions): Clarify documentation.
2271 (finline-functions): Likewise.
2272 (finline-functions-called-once): Likewise.
2274 2012-02-01 Tristan Gingold <gingold@adacore.com>
2276 * c-typeck.c (composite_type): Keep mode for pointers.
2278 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2280 * function.h (regno_reg_rtx): Adjust comment.
2281 * reginfo.c (init_reg_modes_target): Only use the previous mode
2282 if it fits within one register. Remove MIPS comment.
2284 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2287 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2289 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2291 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2292 to srak instruction.
2294 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2296 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2298 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2303 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2305 2012-01-31 Richard Guenther <rguenther@suse.de>
2307 PR tree-optimization/51528
2308 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2311 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2316 * ree.c (add_removable_extension): Change def_map argument
2317 to unsigned *, store in def_map 1 + offset into *insn_list vector
2318 instead of pointers into the vector.
2319 (find_removable_extensions): Adjust caller.
2321 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2323 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2324 Transform all "* quoted-c-code" to { c-code }.
2325 Remove redundant test for "optimize" in combine patterns.
2326 Move (include "avr-dimode.md") to end of file.
2328 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2331 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2332 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2334 2012-01-30 Richard Guenther <rguenther@suse.de>
2336 PR tree-optimization/52028
2337 * tree-loop-distribution.c (ldist_gen): Properly update
2340 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2343 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2344 set_cur_line_info_table if not emitting debug info.
2346 PR tree-optimization/52046
2347 * tree-vect-patterns.c (check_bool_pattern): Give up if
2348 a comparison could throw.
2351 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2353 2012-01-30 Richard Guenther <rguenther@suse.de>
2355 PR tree-optimization/52045
2356 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2357 SSA form if cfgcleanup did anything.
2359 2012-01-30 Richard Guenther <rguenther@suse.de>
2361 PR tree-optimization/52045
2362 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2363 before computing final todo.
2365 2012-01-30 Richard Guenther <rguenther@suse.de>
2367 PR tree-optimization/51528
2368 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2371 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2373 * df-problems.c (df_kill_notes): Check that the use refers
2374 to the note under examination.
2376 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2379 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2380 parameter and use short-lived pseudos.
2381 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2382 (sparc_expand_vector_init): Const-ify local variables and adjust
2383 calls to above functions.
2385 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2387 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2389 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2391 * doc/invoke.texi: Make usage of "compile time" and
2392 "run time"/"runtime" consistent throughout the file.
2394 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2396 * config/alpha/alpha.c (alpha_option_override): Default to
2397 full IEEE compliance mode for Go language.
2399 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2401 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2402 (LINK_SSP_SPEC): Define.
2404 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2407 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2410 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2412 * doc/invoke.texi: Correct hyphenation of "floating point",
2413 "double precision", and related terminology throughout the file.
2415 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2418 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2419 arm_general_register_operand predicate for operand 2 instead of
2422 2012-01-27 Ian Lance Taylor <iant@google.com>
2425 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2426 * builtins.c (expand_builtin_init_trampoline): Add onstack
2427 parameter. Change caller.
2428 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2429 * tree.c (build_common_builtin_nodes): Declare
2430 __builtin_init_heap_trampoline.
2432 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2434 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2435 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2436 * config/avr/avr.c: Ditto.
2437 (avr_regnames): Remove because unused.
2438 * config/avr/avr.md (*cpse.ne): New peephole.
2439 (*cpse.eq): New peephole from former cpse peepholes.
2441 2012-01-27 Michael Eager <eager@eagercon.com>
2443 * config/microblaze.c (microblaze_emit_compare): Correct
2444 test after pcmp instruction.
2446 2012-01-27 Richard Guenther <rguenther@suse.de>
2448 PR tree-optimization/52020
2449 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2451 2012-01-27 Richard Guenther <rguenther@suse.de>
2453 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2454 function non-const/pure.
2456 2012-01-27 Richard Guenther <rguenther@suse.de>
2458 PR tree-optimization/50444
2459 * tree-sra.c (build_ref_for_offset): Properly adjust the
2460 MEM_REF type for unaligned accesses.
2462 2012-01-27 Richard Guenther <rguenther@suse.de>
2464 PR tree-optimization/50444
2465 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2466 (expand_assignment): Use it. Properly handle misaligned
2467 bases when expanding stores to component references.
2468 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2471 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2474 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2475 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2476 * tree-data-ref.c (find_data_references_in_loop): Make static.
2477 (compute_all_dependences): Change return type to bool. Bail out
2478 for too many datarefs in a loop. Move the hunk resetting the data
2479 dependences vector from ...
2480 (compute_data_dependences_for_loop): ... here. Account for
2481 compute_all_dependences returning false.
2482 (compute_data_dependences_for_bb): Likewise.
2483 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2484 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2486 2012-01-27 Richard Guenther <rguenther@suse.de>
2489 * expr.c (store_field): Use the alias-set of the scratch memory
2492 2012-01-27 Tom de Vries <tom@codesourcery.com>
2494 PR tree-optimization/51990
2495 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2497 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2499 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2502 * var-tracking.c (reverse_op): Don't add any reverse operation
2503 if V already has any constant locations.
2505 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2507 * doc/invoke.texi: Correct usage of "command line" (noun)
2508 vs "command-line" (adjective) throughout.
2510 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2512 * doc/invoke.texi (Language Independent Options): Move
2513 -Wcoverage-mismatch blurb from here....
2514 (Warning Options): ...to here.
2516 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2518 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2519 Set rs6000_always_hint to false for 476.
2521 2012-01-27 Matthias Klose <doko@ubuntu.com>
2523 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2525 * incpath.c (add_standard_paths): Likewise.
2527 2012-01-27 Richard Henderson <rth@redhat.com>
2529 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2530 * config/m68k/sync.md (atomic_test_and_set): Rename from
2531 sync_test_and_setqi and adjust the operands.
2532 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2533 and unconditionally enable.
2535 2012-01-27 Richard Henderson <rth@redhat.com>
2537 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2538 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2539 (ldstub): Rename from ldstubqi.
2540 (ldstub<I24MODE>): Remove.
2542 2012-01-27 Richard Henderson <rth@redhat.com>
2544 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2545 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2546 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2547 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2548 * doc/tm.texi: Rebuild.
2550 2012-01-27 Richard Henderson <rth@redhat.com>
2552 * optabs.c (gen_atomic_test_and_set): Remove default.
2553 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2555 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2557 PR rtl-optimization/51978
2558 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2559 (combine_reaching_defs): Likewise.
2560 (struct re_info): Remove.
2561 (add_removable_extension): Remove x and data arguments,
2562 add insn, insn_list and def_map. Use the arguments directly
2563 instead of using struct re_info.
2564 (find_removable_extensions): Don't call add_removable_extension
2565 through note_stores, instead just call it with single_set
2567 (find_and_remove_re): Pass curr_cand->expr instead of
2568 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2570 2012-01-26 Michael Matz <matz@suse.de>
2572 PR tree-optimization/46590
2573 * cfgexpand.c: Revert last change (r183305).
2574 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2576 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2577 checking for emptiness.
2579 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2582 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2583 non-addressable non-BLKmode base correctly.
2585 2012-01-26 Michael Matz <matz@suse.de>
2587 PR tree-optimization/48794
2588 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2589 regions referenced from RESX/EH_DISPATCH.
2591 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2593 * config/s390/s390.h: Make BRANCH_COST an option.
2594 * config/s390/s390.opt: New option -mbranch-cost.
2596 2012-01-26 Richard Henderson <rth@redhat.com>
2598 Revert 2012-01-24 change:
2599 * trans-mem.c (requires_barrier): Do not instrument thread local
2600 variables and emit save/restore for them.
2602 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2605 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2608 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2610 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2613 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2616 Rename __pgm to __flash.
2617 Rename __pgm1 to __flash1.
2618 Rename __pgm2 to __flash2.
2619 Rename __pgm3 to __flash3.
2620 Rename __pgm4 to __flash4.
2621 Rename __pgm5 to __flash5.
2622 Rename __pgmx to __memx.
2623 * doc/extend.texi (AVR Named Address Spaces)
2624 Rename address space names as indicated above.
2625 * config/avr/avr.c (avr_addrspace): Ditto.
2627 * config/avr/avr-protos.h
2628 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2629 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2630 * config/avr/predicates.md: Ditto.
2631 * config/avr/avr.c Ditto, and
2632 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2633 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2635 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2636 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2637 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2638 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2639 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2640 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2641 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2642 * config/avr/avr.c: Ditto.
2643 * config/avr/avr.md: Ditto.
2645 2012-01-25 Jason Merrill <jason@redhat.com>
2648 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2650 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2652 PR tree-optimization/51987
2653 * tree-data-ref.c (get_references_in_stmt): Handle references in
2654 non-volatile GIMPLE_ASM.
2656 2012-01-25 Richard Guenther <rguenther@suse.de>
2658 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2659 bases are dereferenced.
2661 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2663 PR rtl-optimization/48374
2664 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2666 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2668 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2669 compute_data_dependences_for_loop returns false.
2670 * tree-parloops.c (loop_parallel_p): Likewise.
2672 2012-01-25 Richard Guenther <rguenther@suse.de>
2674 * tree.h (get_pointer_alignment_1): Declare.
2675 * builtins.c (get_pointer_alignment_1): New function.
2676 (get_pointer_alignment): Use it.
2678 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2680 PR rtl-optimization/48308
2681 * combine.c (enum undo_kind): Add UNDO_LINKS.
2682 (struct undo): Add member l to other_contents and where.
2683 (do_SUBST_LINK): New.
2685 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2686 (undo_all): Handle UNDO_LINKS.
2688 2012-01-25 Richard Henderson <rth@redhat.com>
2690 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2693 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2695 * optabs.c (gen_atomic_test_and_set): Use each argument.
2697 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2699 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2700 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2701 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2702 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2703 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2704 TARGET_PAIRED_SINGLE_FLOAT.
2706 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2708 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2709 (in_struct, return_val): Remove MEM documentation.
2710 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2711 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2712 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2714 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2715 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2716 * expr.c (store_field): Likewise.
2717 * function.c (assign_stack_temp_for_type): Likewise.
2718 * ifcvt.c (noce_try_cmove_arith): Likewise.
2719 * reload1.c (reload): Likewise.
2720 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2721 (alpha_set_memflags): Likewise.
2722 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2724 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2726 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2728 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2729 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2730 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2732 * cselib.c (cselib_rtx_varies_p): Delete.
2733 (cselib_invalidate_mem): Update call to canon_true_dependence.
2734 * dse.c (record_store, check_mem_read_rtx): Likewise.
2735 (scan_reads_nospill): Likewise.
2736 * cse.c (check_dependence): Likewise.
2737 (cse_rtx_varies_p): Delete.
2738 * expr.c (safe_from_p): Update call to true_dependence.
2739 * ira.c (validate_equiv_mem_from_store): Likewise.
2740 (memref_referenced_p): Likewise.
2741 * postreload-gcse.c (find_mem_conflicts): Likewise.
2742 * sched-deps.c (sched_analyze_2): Likewise.
2743 * store-motion.c (load_kills_store): Likewise.
2744 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2745 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2746 (compute_transp): Update call to canon_true_dependence.
2748 2012-01-25 Richard Henderson <rth@redhat.com>
2750 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2751 (maybe_emit_atomic_test_and_set): New.
2752 (expand_sync_lock_test_and_set): Use it.
2753 (expand_atomic_test_and_set): Likewise.
2754 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2755 the implementation; clarify implementation defined details.
2756 * doc/md.texi (atomic_test_and_set): Document.
2758 2012-01-25 Richard Henderson <rth@redhat.com>
2760 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2762 2012-01-25 Richard Henderson <rth@redhat.com>
2765 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2766 to effect no-op split.
2768 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2771 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2772 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2773 (BT_FN_VOID_PTR_INT_SIZE): New.
2774 (BT_FN_UINT_UINT_VAR): Remove.
2775 (BT_FN_UINT32_UINT32_VAR): New.
2776 (BT_FN_DOUBLE_VPTR): Remove.
2777 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2779 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2780 (_ITM_changeTransactionMode): Same.
2781 (_ITM_memmoveRtWt): Change return type to void.
2782 (_ITM_memcpyRtWt): Same.
2783 (_ITM_memsetW): Same.
2784 (_ITM_RaRD): Change types to double.
2789 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2791 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2792 Patrick Marlier <patrick.marlier@gmail.com>
2794 * trans-mem.c (requires_barrier): Do not instrument thread local
2795 variables and emit save/restore for them.
2797 2012-01-24 Jason Merrill <jason@redhat.com>
2800 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2801 output static aliases.
2803 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2806 * common.opt (-pie, -shared, pie, shared): Change from Common to
2808 * gcc.c (display_help): Display help for -pie and -shared.
2810 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2813 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2814 Remove note on size/offset limitation.
2815 (AVR Variable Attributes): Add example how to read data located
2816 with progmem. Refer to named address spaces.
2817 * doc/invoke.texi (AVR Options): Fix typo.
2819 2012-01-24 Richard Guenther <rguenther@suse.de>
2821 Forward-port to trunk
2822 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2825 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2826 op0 isn't sufficiently aligned and there is movmisalignM
2827 insn for mode, use it to load op0 into a temporary register.
2829 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2832 * target.def (const_not_ok_for_debug_p): New hook.
2833 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2835 * doc/tm.texi: Regenerated.
2836 * dwarf2out.c (const_ok_for_output_1): If
2837 targetm.const_not_ok_for_debug_p returns true, fail.
2838 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2840 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2842 2012-01-23 Kai Tietz <ktietz@redhat.com>
2845 * config/i386/predicates.md (symbolic_operand): Allow
2846 UNSPEC_PCREL as PIC expression for lea.
2847 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2848 * config/i386/i386.c (ix86_delegitimize_address): Handle
2849 UNSPEC_PCREL for none-MEM, too.
2851 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2853 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2854 (ipa_tm_create_version_alias): Same.
2856 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2859 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2860 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2862 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2863 Patrick Marlier <patrick.marlier@gmail.com>
2864 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2867 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2868 simple_object_start_read.
2870 2012-01-23 Richard Guenther <rguenther@suse.de>
2873 PR tree-optimization/51895
2874 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2875 parameter decomposition into BLKmode components.
2877 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2879 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2880 fake variables for restrict-qualified pointers whose pointed-to type
2881 contains a placeholder.
2883 2012-01-23 Richard Guenther <rguenther@suse.de>
2885 PR tree-optimization/51949
2886 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2888 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2890 PR rtl-optimization/51933
2891 * ree.c (transform_ifelse): Return true right away if dstreg is
2892 already wider or equal to cand->mode.
2893 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2894 (make_defs_and_copies_lists): Remove defs_list and copies_list
2895 arguments, add state argument, just truncate state->work_list
2896 instead of always allocating and freeing the vector. Assert that
2897 get_defs succeeds instead of returning 2. Changed return type to bool.
2898 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2899 have ext_src_mode, see if it has been modified already with the
2900 right kind of extension and has been extended before from the
2901 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2902 just return true. Remember the original mode in state->modified array.
2903 (combine_reaching_defs): Add state argument. Don't allocate and
2904 free here def_list, copied_list and vec vectors, instead just
2905 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2906 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2907 Add state variable, clear vectors in it, initialize state.modified
2908 if needed. Free all the vectors at the end and state.modified too.
2909 Don't skip a candidate if the extension expression has been modified.
2911 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2914 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2915 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2916 (extra_options) interix.opt -> i386/interix.opt"
2917 (extra_objs):Add winnt-stubs.o
2918 * configure.ac: Add interix to target_os .comm on PE check.
2919 * configure: Regenerate.
2920 * config/interix3.h: Delete and move bits to..
2921 * config/interix.h: Delete and move bits to..
2922 * config/i386/i386-interix3.h: Delete and move bits to..
2923 * config/i386/i386-interix.h: ..here.
2924 (TARGET_CPU_DEFAULT): Remove redefinition.
2925 (TARGET_ASM_CONSTRUCTOR): Undefine.
2926 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2927 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2928 (PTRDIFF_TYPE): Define.
2929 (LONG_DOUBLE_TYPE_SIZE): Define.
2930 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2931 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2932 (TARGET_SECTION_TYPE_FLAGS): Define.
2933 (ASM_DECLARE_FUNCTION_NAME): Define.
2934 (ASM_OUTPUT_EXTERNAL): Define.
2935 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2936 (ASM_OUTPUT_ALIGNED_BSS): Define.
2937 (PCC_BITFIELD_TYPE_MATTERS): Define.
2938 (USE_CONST_SECTION): Define.
2939 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2940 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2941 (SUPPORTS_ONE_ONLY): Remove.
2942 (I386_PE_STRIP_ENCODING): Define.
2943 * config/interix.opt: Delete and move bits to..
2944 * config/i386/interix.opt: ..here. New.
2945 (mpe-aligned-commons): Add.
2946 * config/i386/t-interix: Add copyright header.
2947 (winnt-stubs.o): Add rule.
2949 2012-01-22 Jason Merrill <jason@redhat.com>
2952 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2953 for extra name aliases.
2955 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2957 PR rtl-optimization/51924
2958 * ree.c (combine_set_extension): Improve debugging message.
2959 (combine_reaching_defs): Likewise.
2960 (get_defs): Rename confusingly named variable.
2961 (find_and_remove_re): Skip a candidate if the extension expression has
2964 2012-01-21 Robert Millan <rmh@gnu.org>
2965 Gerald Pfeifer <gerald@pfeifer.com>
2967 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2968 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2970 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2972 PR tree-optimization/51914
2973 * tree-vect-stmts.c (vectorizable_conversion): For
2974 cvt_type && modifier == WIDEN, put temporary with cvt_type
2975 at the beginning of vec_dsts and set vec_dest to temporary
2978 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2980 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2982 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2984 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2985 * config/rs6000/rs6000.c: Likewise.
2987 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2990 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2991 output_move_double on a copy of operands array.
2993 2012-01-20 Cary Coutant <ccoutant@google.com>
2994 Dodji Seketeli <dodji@redhat.com>
2997 * dwarf2out.c (copy_declaration_context): Return ref to parent
2998 of declaration DIE, if necessary.
2999 (remove_child_or_replace_with_skeleton): Add new parameter; update
3000 caller. Place skeleton DIE under parent DIE of original declaration.
3001 Move call to copy_declaration_context to here ...
3002 (break_out_comdat_types): ... from here.
3004 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3006 PR rtl-optimization/51856
3007 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3010 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3013 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3014 hints for neon loads and stores.
3016 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3020 * doc/extend.texi (Named Address Spaces): Split into subsections.
3021 (AVR Named Address Spaces): New subsection.
3022 (M32C Named Address Spaces): New subsection.
3023 (RL78 Named Address Spaces): New subsection.
3024 (SPU Named Address Spaces): New subsection.
3025 (Variable Attributes): New anchor "AVR Variable Attributes".
3026 (AVR Variable Attributes): Rewrite and avoid wording
3027 "address space" in this context.
3028 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3029 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3030 (AVR Built-in Macros): New subsubsection therein.
3031 * doc/md.texi (AVR constraints): Remove "C04", "R".
3033 2012-01-20 Richard Guenther <rguenther@suse.de>
3035 PR tree-optimization/51903
3036 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3037 when removing stmts.
3039 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3042 * config/arm/arm.c (arm_load_pic_register): Use
3043 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3044 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3045 (arm_pic_static_addr): Likewise.
3046 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3047 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3048 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3049 (pic_load_addr_unified): New.
3051 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3054 * function.c (instantiate_virtual_regs_in_insn): Use
3055 delete_insn_and_edges when removing a wrong asm insn.
3057 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3059 PR rtl-optimization/40761
3060 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3061 Add new member loop_num.
3062 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3063 (ira_build): Remove the parameter.
3065 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3066 (ira.c): Do not build CFG loops for one region allocation. Remove
3067 argument from ira_build call.
3069 * ira-build.c (init_loop_tree_node): New function.
3070 (create_loop_tree_nodes): Use it. Separate the case when CFG
3071 loops are not built.
3072 (more_one_region_p): Check current_loops.
3073 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3075 (add_loop_to_tree): Process loop equal to NULL too.
3076 (form_loop_tree): Separate the case when CFG loops are not built.
3077 Use explicitly number for the root.
3078 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3080 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3081 instead of loop->num.
3082 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3083 (mark_all_loops_for_removal): Ditto.
3084 (remove_unnecessary_regions): Separate the case when CFG loops
3086 (ira_build): Remove the parameter. Use explicit number of regions
3087 when CFG loops are not built.
3089 * ira-color.c (print_loop_title): Separate the case for the root node.
3090 Use loop_num instead of loop->num.
3091 (move_spill_restore): Use loop_num instead of loop->num.
3093 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3094 (change_loop): Ditto.
3095 (change_loop): Use loop_num instead of loop->num.
3097 * ira-lives.c (process_bb_node_lives): Ditto.
3099 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3101 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3103 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3106 * tree-mudflap.c (mf_artificial): New function.
3107 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3108 mx_register_decls, mudflap_enqueue_decl): Use it.
3111 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3112 numbers in the insn pattern.
3114 2012-01-19 Michael Matz <matz@suse.de>
3116 PR tree-optimization/46590
3117 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3118 use it in remembering which conflicts we already created.
3119 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3122 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3125 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3126 (merge_and_complain): Same.
3128 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3131 * config/initfini-array.h: Guard content of the header
3132 with #ifdef HAVE_INITFINI_ARRAY.
3133 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3134 Add initfini-array.h to tm_file here.
3135 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3136 * config.gcc: Don't add initfini-array.h to tm_file here.
3137 * configure: Regenerated.
3139 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3141 PR rtl-optimization/51505
3142 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3143 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3144 (df_note_bb_compute): Update the call to df_kill_notes.
3146 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3148 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3150 2012-01-18 Richard Guenther <rguenther@suse.de>
3152 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3153 of conversions to void *.
3155 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3156 Richard Sandiford <rdsandiford@googlemail.com>
3160 * optabs.h (simplify_expand_binop): Declare.
3161 * optabs.c (simplify_expand_binop): Make global.
3162 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3163 endian targets if the source cannot be exactly covered by word
3166 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3169 * hard-reg-set.h (struct hard_reg_set_container): New type.
3170 * target.h (struct hard_reg_set_container): Forward declare.
3171 * target.def (set_up_by_prologue): New target hook.
3172 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3173 * doc/tm.texi: Regenerated.
3174 * function.c (thread_prologue_and_epilogue_insns): Change
3175 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3176 Call targetm.set_up_by_prologue on it.
3177 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3178 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3180 2012-01-17 Nick Clifton <nickc@redhat.com>
3182 * config/rx/rx.c (rx_can_use_simple_return): New function.
3183 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3184 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3186 2012-01-17 Richard Guenther <rguenther@suse.de>
3189 * expr.c (expand_assignment): Take address-space information
3190 from the address operand of MEM_REF and TARGET_MEM_REF.
3191 (expand_expr_real_1): Likewise.
3193 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3195 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3196 reload dump is requested.
3198 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3201 * trans-mem.c (requires_barrier): Call may_be_aliased.
3203 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3205 PR tree-optimization/51877
3206 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3207 call arguments and fndecls compare equal, instead return false if they
3208 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3209 both SSA_NAMEs that are valueized the same, or they satisfy
3212 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3214 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3216 * configure: Regenerate.
3218 2012-01-16 Jan Hubicka <jh@suse.cz>
3222 * convert.c (convert_to_integer): Use fold_convert for
3223 converting an INTEGER_CST to integer type.
3225 2012-01-16 Jason Merrill <jason@redhat.com>
3228 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3230 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3233 * config/s390/s390.c (s390_chunkify_start): Don't skip
3234 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3235 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3236 If insn is followed by NOTE_INSN_VAR_LOCATION or
3237 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3238 Don't use location of note insns.
3240 PR tree-optimization/51865
3241 * tree-inline.c (tree_function_versioning): Call remap_decl
3242 on DECL_RESULT whenever it has VOID_TYPE_P type.
3244 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3246 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3247 for calls to locally-binding MIPS16 functions if only the return
3248 type uses float regs.
3250 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3251 Richard Sandiford <rdsandiford@googlemail.com>
3253 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3254 (SYMBOL_32_HIGH): Likewise.
3255 (mips_output_tls_reloc_directive): Declare.
3256 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3257 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3258 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3259 (mips_lo_relocs, mips_hi_relocs): Make extern.
3260 (mips16_stub_function): Move up file.
3261 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3262 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3263 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3264 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3265 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3266 (mips_get_tp): Add MIPS16 support.
3267 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3268 Generalize DTPREL and TPREL handling.
3269 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3270 Add MIPS16 TLS support.
3271 (mips_output_tls_reloc_directive): New function.
3272 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3273 * config/mips/predicates.md (symbolic_operand_with_high)
3274 (tls_reloc_operand): New predicates.
3275 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3276 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3277 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3278 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3279 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3280 (*tls_get_tp_mips16_call_<mode>): Likewise.
3282 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3284 PR rtl-optimization/51821
3285 * recog.c (peep2_find_free_register): Determine clobbered registers
3288 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3291 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3292 * config/avr/avr.c: Likewise.
3293 * config/avr/avr.h: Likewise.
3295 2012-01-13 Ian Lance Taylor <iant@google.com>
3298 * tree.h (TYPE_QUALS): Add cast to int.
3299 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3301 2012-01-13 Ian Lance Taylor <iant@google.com>
3303 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3304 comparing param_index to VEC_length result.
3306 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3308 * c-decl.c: Do not include tree-mudflap.h
3309 * tree-optimize.c: Likewise.
3310 * Makefile.in: Update dependencies.
3312 2012-01-13 Richard Guenther <rguenther@suse.de>
3315 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3316 variable-sized result always use RSO.
3318 2012-01-12 DJ Delorie <dj@redhat.com>
3320 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3321 pointer type, not just the default pointer type.
3323 2012-01-09 Richard Henderson <rth@redhat.com>
3324 Denis Chertykov <chertykov@gmail.com>
3327 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3328 * config/avr/avr.c (avr_can_eliminate): Simplify.
3329 (avr_initial_elimination_offset): Likewise.
3330 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3331 (expand_epilogue): Likewise.
3332 (avr_legitimize_address): Gut.
3333 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3334 (avr_hard_regno_nregs): New.
3335 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3336 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3337 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3338 add soft frame pointer.
3339 (CALL_USED_REGISTERS): Likewise.
3340 (REG_CLASS_CONTENTS): Likewise.
3341 (REGISTER_NAMES): Likewise.
3342 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3343 (HARD_FRAME_POINTER_REGNUM): New.
3344 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3345 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3346 remove the HARD_FRAME_POINTER self-elimination.
3348 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3351 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3352 DECL_EXTERNAL when checking for initializers of progmem variables.
3354 2012-01-12 Ira Rosen <irar@il.ibm.com>
3356 PR tree-optimization/51799
3357 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3358 that the last operation is a type demotion.
3360 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3362 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3363 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3365 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3368 * combine.c (distribute_notes): If i3 is a noreturn call,
3369 allow old_size to be equal to args_size and make sure the
3370 noreturn call gets REG_ARGS_SIZE note.
3371 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3372 on noreturn calls even when the delta is 0.
3374 2012-01-11 Nathan Sidwell <nathan@acm.org>
3376 * gcov.c (STRING_SIZE): Remove.
3377 (generate_results): Erase annotations for source files with no
3378 coverage information.
3380 (output_lines): Use it.
3382 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3384 * gimple.h (gimplify_body): Remove first argument.
3385 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3386 pointer set here, instead just pass DATA to walk_tree.
3387 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3388 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3389 (unvisit_body): Likewise, but with unmark_visited.
3390 (gimplify_body): Remove BODY_P argument and adjust.
3391 (gimplify_function_tree): Adjust call to gimplify_body.
3392 * omp-low.c (finalize_task_copyfn): Likewise.
3394 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3396 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3397 (build_function_type_skip_args): Delete.
3398 * tree.c (build_function_type_skip_args): Make static and add
3399 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3400 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3401 pass it to build_function_type_skip_args.
3402 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3403 (tree_function_versioning): Likewise.
3404 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3405 build_function_decl_skip_args.
3406 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3407 and pass it to build_function_decl_skip_args/tree_function_versioning.
3408 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3409 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3410 * trans-mem.c (ipa_tm_create_version): Likewise.
3411 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3412 * tree-inline.c (declare_return_variable): Remove always-true test.
3413 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3414 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3415 * ipa-split.c (split_function): Skip the return value for the split
3416 part if it doesn't return.
3418 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3420 PR tree-optimization/49642
3421 * ipa-split.c (forbidden_dominators): New variable.
3422 (check_forbidden_calls): New function.
3423 (dominated_by_forbidden): Likewise.
3424 (consider_split): Check for forbidden dominators.
3425 (execute_split_functions): Initialize and free forbidden
3426 dominators info; call check_forbidden_calls.
3428 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3430 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3432 2012-01-11 Nick Clifton <nickc@redhat.com>
3434 * config/rx/rx.md (return): Define pattern.
3436 2012-01-11 Richard Guenther <rguenther@suse.de>
3438 * doc/extend.texi (malloc attribute): Adjust according to
3441 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3442 Patrick Marlier <patrick.marlier@gmail.com>
3445 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3446 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3447 (ipa_tm_note_irrevocable): Same.
3448 (ipa_tm_scan_irr_block): Same.
3449 (ipa_tm_decrement_clone_counts): Same.
3450 (ipa_tm_scan_irr_function): Same.
3451 (ipa_tm_create_version_alias): Same.
3452 (ipa_tm_create_version): Same.
3453 (ipa_tm_transform_calls_redirect): Same.
3454 (ipa_tm_transform_calls): Same.
3455 (ipa_tm_transform_transaction): Same.
3456 (ipa_tm_execute): Same.
3458 2012-01-10 Richard Guenther <rguenther@suse.de>
3461 * opts.c (common_handle_option): Handle -Werror.
3463 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3465 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3468 2012-01-10 Jason Merrill <jason@redhat.com>
3470 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3473 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3475 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3476 supports R_386_TLS_GD_PLT reloc.
3477 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3478 supports R_386_TLS_LDM_PLT reloc.
3479 * configure: Regenerate.
3480 * config.in: Regenerate.
3482 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3485 Extend __pgmx semantics to linearize memory.
3486 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3487 determine if code comes inline or from libgcc.
3488 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3489 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3490 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3491 (movmemx_qi, movmemx_hi): New insns.
3492 (xload_<mode>_libgcc): Rewrite to new insn condition.
3493 (xload_<mode>): Remove insns.
3494 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3495 cases that don't satisfy avr_xload_libgcc_p().
3496 (avr_addr_space_convert): Allow converting in any direction.
3497 (avr_addr_space_subset_p): Return always true.
3498 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3499 (avr_emit_movmemhi): Ditto.
3500 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3501 (avr_out_movmem): Ditto.
3502 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3503 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3504 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3505 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3506 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3508 2012-01-10 Richard Guenther <rguenther@suse.de>
3510 PR tree-optimization/50913
3511 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3512 Require data-refs to be representable by Graphite with respect
3515 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3517 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3518 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3520 2012-01-10 Tom de Vries <tom@codesourcery.com>
3522 PR rtl-optimization/51271
3523 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3524 handling annulled branch.
3526 2012-01-10 Richard Henderson <rth@redhat.com>
3528 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3529 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3530 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3531 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3532 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3533 arm_expand_vec_perm_const): New.
3534 * config/arm/arm-protos.h: Update.
3535 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3536 (*neon_vswp<VDQX>): New.
3537 (neon_vcombine<VDX>): Use neon_split_vcombine.
3538 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3539 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3540 (vec_perm<VE>): New.
3542 2012-01-10 Richard Henderson <rth@redhat.com>
3544 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3545 use it if reload_completed.
3546 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3547 arm_output_asm_insn, arm_process_output_memory_barrier,
3548 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3549 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3550 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3551 arm_process_output_sync_insn, arm_output_sync_insn,
3552 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3553 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3554 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3555 (emit_unlikely_jump): New.
3556 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3557 (arm_split_atomic_op): New.
3558 * config/arm/arm-protos.h: Update.
3559 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3560 (struct arm_sync_generator): Remove.
3561 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3562 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3563 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3564 (VUNSPEC_LL, VUNSPEC_SC): New.
3565 (sync_result, sync_memory, sync_required_value, sync_new_value,
3566 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3567 (attr length): Don't use arm_sync_loop_insns.
3568 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3569 (movsfcc, movdfcc): Likewise.
3570 * config/arm/constraints.md (Ua): New.
3571 * config/arm/prediates.md (mem_noofs_operand): New.
3572 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3573 (sync_clobber, sync_t2_reqd): Remove.
3574 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3575 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3576 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3577 (arm_sync_compare_and_swap<SIDI>): Remove.
3578 (arm_sync_compare_and_swap<NARROW>): Remove.
3579 (arm_sync_lock_test_and_set<SIDI>): Remove.
3580 (arm_sync_lock_test_and_set<NARROW>): Remove.
3581 (arm_sync_new_<syncop><SIDI>): Remove.
3582 (arm_sync_new_<syncop><NARROW>): Remove.
3583 (arm_sync_new_nand<SIDI>): Remove.
3584 (arm_sync_new_nand<NARROW>): Remove.
3585 (arm_sync_old_<syncop><SIDI>): Remove.
3586 (arm_sync_old_<syncop><NARROW>): Remove.
3587 (arm_sync_old_nand<SIDI>): Remove.
3588 (arm_sync_old_nand<NARROW>): Remove.
3589 (*memory_barrier): Merge arm_output_memory_barrier.
3590 (atomic_compare_and_swap<QHSD>): New.
3591 (atomic_compare_and_swap<NARROW>_1): New.
3592 (atomic_compare_and_swap<SIDI>_1): New.
3593 (atomic_exchange<QHSD>): New.
3594 (cas_cmp_operand, cas_cmp_str): New.
3595 (atomic_op_operand, atomic_op_str): New.
3596 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3597 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3598 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3599 (arm_load_exclusive<NARROW>): New.
3600 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3601 (arm_store_exclusive<QHSD>): New.
3603 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3605 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3606 reload patterns if -mvsx-scalar-memory.
3608 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3609 generated, even -mno-vsx-scalar-double was used.
3610 (vsx_xscvdpsp_scalar): Likewise.
3611 (vsx_xscvspdp_scalar2): Likewise.
3613 2012-01-09 Tom de Vries <tom@codesourcery.com>
3614 Andrew Pinski <apinski@cavium.com>
3617 * reorg.c (fill_slots_from_thread): Don't speculate
3618 frame-related insns.
3620 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3622 * sched-int.h (bb_note): Move to...
3623 * basic-block.h: ...here.
3624 * haifa-sched.c (bb_note): Move to...
3625 * cfgrtl.c: ...here.
3626 * function.c (next_block_for_reg): New function.
3627 (move_insn_for_shrink_wrap): Likewise.
3628 (prepare_shrink_wrap): Rewrite to use the above.
3630 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3632 * gimple.c (is_gimple_non_addressable): Remove.
3633 * gimple.h: Remove is_gimple_non_addressable.
3634 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3635 is_gimple_non_addressable.
3636 * trans-mem.c (expand_assign_tm): Same.
3638 2012-01-09 Richard Guenther <rguenther@suse.de>
3640 PR tree-optimization/51775
3641 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3642 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3644 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3646 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3648 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3650 2012-01-09 Richard Guenther <rguenther@suse.de>
3652 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3654 2012-01-08 Jan Hubicka <jh@suse.cz>
3656 PR tree-optimize/51680
3657 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3658 on when known_vals needs to be computed; cleanup.
3660 2012-01-08 Jan Hubicka <jh@suse.cz>
3662 PR tree-optimize/51694
3663 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3665 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3667 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3668 for -std=c++98 and -std=c++11 too.
3670 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3672 * cfgloop.c (cancel_loop): Add free() of bbs array.
3674 2012-01-07 Jan Hubicka <jh@suse.cz>
3676 PR tree-optimization/51600
3677 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3678 that benefits small functions.
3680 2012-01-07 Jan Hubicka <jh@suse.cz>
3682 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3684 2012-01-07 Jan Hubicka <jh@suse.cz>
3686 PR tree-optimization/51680
3687 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3688 whose inlining reduce unit size.
3690 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3693 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3694 Add canonical node to containing_mem chain after the non-canonical
3695 one, even if there weren't any locs to propagate.
3696 (remove_useless_values): Keep only canonical values.
3697 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3698 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3699 canonicalize mem_chain elements that are not discarded.
3701 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3704 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3705 before emitting functions.
3707 PR gcov-profile/50127
3708 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3709 clear_aux_for_blocks.
3711 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3714 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3716 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3718 * c-decl.c (ext_block): Moved up.
3719 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3721 2012-01-06 Han Shen <shenhan@google.com>
3723 Translate built-in include paths for sysroot.
3724 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3725 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3727 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3728 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3730 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3731 control whether sysroot should be prepended to gxx include dir.
3733 * configure: Regenerate.
3735 2012-01-06 Torvald Riegel <triegel@redhat.com>
3737 PR rtl-optimization/51771
3738 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3739 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3741 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3743 PR tree-optimization/51315
3744 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3745 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3747 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3750 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3751 for shrp pattern. Correctly handle and fixup shift variable.
3752 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3754 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3757 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3758 note when !ACCUMULATE_OUTGOING_ARGS.
3760 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3762 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3764 (extract_range_from_unary_expr_1): Avoid useless computations.
3766 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3768 PR rtl-optimization/51767
3769 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3770 of jump_block and add an extra edge for degenerated asm gotos.
3773 * stmt.c (check_unique_operand_names): Don't ICE during error
3774 reporting if i is from labels chain.
3777 * profile.c (branch_prob): Split bbs that have exit edge
3778 and need a fake entry edge too.
3780 2012-01-05 Jan Hubicka <jh@suse.cz>
3783 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3786 2012-01-05 Richard Guenther <rguenther@suse.de>
3789 * tree-streamer-out.c (write_ts_optimization): New function.
3790 (streamer_write_tree_body): Call it.
3791 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3792 (streamer_read_tree_body): Call it.
3793 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3795 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3798 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3799 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3800 in_cleanup_point_expr before gimplify_stmt call and restore it
3802 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3803 in_cleanup_point_expr is false.
3805 2012-01-05 Richard Guenther <rguenther@suse.de>
3808 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3810 * toplev.c (process_options): Reject combining mudflap and LTO.
3811 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3813 2012-01-05 Richard Guenther <rguenther@suse.de>
3815 PR tree-optimization/51760
3816 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3818 (bit_value_unop): Handle UNDEFINED operands.
3819 (bit_value_binop): Likewise.
3821 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3823 * config/avr/avr.c (avr_replace_prefix): Remove.
3824 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3825 (avr_asm_function_rodata_section): Ditto.
3826 (avr_asm_select_section): Ditto.
3828 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3830 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3833 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3836 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3837 calls that have any non-fake successor edges.
3840 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3842 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3844 PR tree-optimization/51624
3845 * tree-sra.c (build_ref_for_model): When replicating a chain of
3846 COMPONENT_REFs, stop as soon as the offset would become negative.
3848 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3851 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3852 in .debug_loc on the floor.
3854 2012-01-04 Andrew Pinski <apinski@cavium.com>
3856 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3858 2012-01-04 Andrew Pinski <apinski@cavium.com>
3859 Adam Nemet <anemet@caviumnetworks.com>
3861 * config/mips/mips.md (size): Add SI and DI.
3862 (SIZE): New mode attribute.
3863 (U): New code attribute.
3864 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3865 (mips_lbux_<mode>): Delete.
3866 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3867 (mips_lhx): Use gen_mips_lhx_extsi.
3868 (mips_lhx_<mode>): Delete.
3870 (mips_l<size>x): New expand.
3871 (mips_lwx_<mode>): Delete.
3872 (mips_l<GPR:size>x_<P:mode>): New pattern.
3873 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3874 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3875 * config/mips/mips.c (mips_lx_address_p): New function.
3876 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3877 (dsp64): New availability predicate.
3878 (mips_builtins): Add an entry for __builtin_mips_ldx.
3879 * config/mips/mips.h (ISA_HAS_LBX): New define.
3880 (ISA_HAS_LBUX): Likewise.
3881 (ISA_HAS_LHX): Likewise.
3882 (ISA_HAS_LHUX): Likewise.
3883 (ISA_HAS_LWX): Likewise.
3884 (ISA_HAS_LWUX): Likewise.
3885 (ISA_HAS_LDX): Likewise.
3886 * doc/extend.texi (__builtin_mips_ldx): Document.
3888 2012-01-04 Tristan Gingold <gingold@adacore.com>
3890 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3891 when long pointers are used.
3892 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3893 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3894 (ia64-hp-*vms*): Remove.
3895 * config/vms/xm-vms64.h: Delete.
3897 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3900 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3902 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3904 * opts.c (finish_options): Remove duplicate sorry.
3906 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3909 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3912 2012-01-04 Richard Guenther <rguenther@suse.de>
3915 * tree.c (size_low_cst): New function.
3916 * tree.h (size_low_cst): Declare.
3917 * fold-const.c (fold_comparison): Use it to extract the low
3918 part of the POINTER_PLUS_EXPR offset.
3920 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3922 Fix clearing ZERO_REG
3923 * config/avr/avr.md (cc): Add alternative "ldi".
3924 (movqi_insn): Use it in cc attribute.
3925 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3926 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3927 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3929 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3931 * configure: Regenerate.
3933 2012-01-04 Richard Guenther <rguenther@suse.de>
3935 PR tree-optimization/49651
3936 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3937 (var_can_have_subvars): Use it.
3938 (get_constraint_for_1): Only consider subfields if there can be any.
3940 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3943 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3944 to its new canonical_cselib_val and the cselib_val was in
3945 first_containing_mem chain, but the canonical_cselib_val was not,
3946 add the latter into the chain.
3947 (cselib_invalidate_mem): Compare canonical_cselib_val of
3948 addr_list chain elt with v.
3951 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3952 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3954 (output_macinfo_op): Don't ggc_strdup fd->filename.
3955 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3956 then ggc_strdup it. Don't free inc->info or cur->info.
3957 (output_macinfo): Don't free ref->info or file->info.
3959 2012-01-03 Ira Rosen <irar@il.ibm.com>
3961 PR tree-optimization/51269
3962 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3963 first_niters a pointer.
3964 (slpeel_tree_peel_loop_to_edge): Likewise.
3965 (vect_do_peeling_for_loop_bound): Update call to
3966 slpeel_tree_peel_loop_to_edge.
3967 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3968 here. Remove it from the parameters list.
3969 (vect_do_peeling_for_alignment): Update calls and compute
3972 2012-01-03 Richard Guenther <rguenther@suse.de>
3974 PR tree-optimization/51070
3975 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3976 Properly handle calls.
3978 2012-01-03 Richard Guenther <rguenther@suse.de>
3980 PR tree-optimization/51692
3981 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3982 the LHS of allocation stmts.
3984 2012-01-03 Olivier Hainque <hainque@adacore.com>
3986 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3988 2012-01-03 Olivier Hainque <hainque@adacore.com>
3990 * collect2.c (main): In AIX specific computations for vector
3991 insertions, use CONST_CAST2 to cast from char ** to const char **.
3993 2012-01-03 Richard Guenther <rguenther@suse.de>
3996 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3997 the context of a limbo DIE when it does not already exist.
3999 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4001 PR tree-optimization/51719
4002 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4003 but direct call is, clear direct call's lhs and don't add fallthrough
4004 edge from dcall_bb to join_bb and PHIs.
4006 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4008 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4009 the instructions emitted by the pattern.
4010 ("*TDC_insn_<mode>"): Add comment.
4012 2012-01-03 Richard Guenther <rguenther@suse.de>
4015 * fold-const.c (fold_comparison): Properly canonicalize
4016 tree offset and HOST_WIDE_INT bit position.
4018 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4020 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4021 operands for extzv pattern.
4023 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4026 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4029 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4031 * doc/invoke.texi (-flto and related options): Copy-edit.
4033 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4035 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4037 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4039 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4042 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4044 * expr.h (move_by_pieces_ninsns): Declare.
4045 * expr.c (move_by_pieces_ninsns): Make external.
4046 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4047 (mips_store_by_pieces_p): Likewise.
4048 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4049 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4050 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4051 (mips_store_by_pieces_p): Likewise.
4053 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4055 * passes.c (register_one_dump_file): Free full_name.
4057 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4058 (calculate_elim_costs_all_insns): Free offsets_at and
4059 offsets_known_at at the end and clear the pointers.
4061 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4063 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4064 this option introduced in r180739.
4066 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4069 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4070 (tmake_file target=avr): Add avr/t-multilib.
4072 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4073 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4074 * config/avr/genmultilib.awk: New file.
4075 * config/avr/t-multilib: New auto-generated file.
4076 * config/avr/multilib.h: New auto-generated file.
4077 * config/avr/t-avr (AVR_MCUS): New variable.
4078 (genopt.sh): Use it.
4079 (s-mlib): Depend on t-multilib.
4080 (t-multilib, multilib.h): New dependencies.
4081 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4082 (MULTILIB_OPTIONS): Remove.
4083 (MULTILIB_MATCHES): Remove.
4084 (MULTILIB_DIRNAMES): Remove.
4085 (MULTILIB_EXCEPTIONS): Remove:
4086 * config/avr/genopt.sh: Don't use hard coded file name;
4087 pass AVR_MCUS from t-avr instead.
4089 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4091 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4093 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4095 Implement light-weight DImode support.
4096 * config/avr/avr-dimode.md: New file.
4097 * config/avr/avr.md: Include it.
4098 (adjust_len): Add plus64, compare64.
4099 (HIDI): Remove code iterator.
4100 (code_stdname): New code attribute.
4101 (rotx, rotsmode): Remove DI.
4102 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4104 * config/avr/avr-protos.h (avr_have_dimode): New.
4105 (avr_out_plus64, avr_out_compare64): New.
4106 * config/avr/avr.c (avr_out_compare): Handle DImode.
4107 (avr_have_dimode): New variable definition and initialization.
4108 (avr_out_compare64, avr_out_plus64): New functions.
4109 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4110 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4111 (avr_compare_pattern): Skip DImode comparisons.
4113 2012-01-02 Revital Eres <revital.eres@linaro.org>
4115 * ddg.c (def_has_ccmode_p): New function.
4116 (add_cross_iteration_register_deps,
4117 create_ddg_dep_from_intra_loop_link): Call it.
4119 2012-01-02 Richard Guenther <rguenther@suse.de>
4122 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4124 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4126 * gcc.c (process_command): Update copyright notice dates.
4127 * gcov.c (print_version): Likewise.
4128 * gcov-dump.c (print_version): Likewise.
4129 * mips-tfile.c (main): Likewise.
4130 * mips-tdump.c (main): Likewise.
4132 2012-01-01 Ira Rosen <irar@il.ibm.com>
4134 PR tree-optimization/51704
4135 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4136 a use is inside the basic block or loop before accessing its vect info.
4138 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4140 PR rtl-optimization/51069
4141 * cfgloopmanip.c (remove_path): Removing path making irreducible
4142 region unconditional makes BB part of the region.
4144 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4146 PR tree-optimization/51683
4147 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4148 calls with side-effects.
4149 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4151 Copyright (C) 2012 Free Software Foundation, Inc.
4153 Copying and distribution of this file, with or without modification,
4154 are permitted in any medium without royalty provided the copyright
4155 notice and this notice are preserved.