1 2012-05-04 Martin Jambor <mjambor@suse.cz>
4 2012-05-02 Martin Jambor <mjambor@suse.cz>
7 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
8 of a variable when the contect is a function.
10 2012-05-03 Jakub Jelinek <jakub@redhat.com>
13 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
14 append program name to it and pass that as first argument
15 to make_relative_prefix. Always pass standard_libexec_prefix
16 as last argument to make_relative_prefix. If
17 make_relative_prefix returns NULL, fall back to
18 standard_libexec_prefix.
21 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
25 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
26 mode, return that mode.
28 2012-05-03 Richard Guenther <rguenther@suse.de>
30 PR tree-optimization/53144
31 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
33 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
35 (vn_reference_lookup_3): Adjust callers.
37 2012-05-02 Jakub Jelinek <jakub@redhat.com>
39 PR tree-optimization/53163
40 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
41 return value from compute_all_dependences.
43 PR rtl-optimization/53160
44 * ree.c (combine_reaching_defs): Handle the case where cand->insn
45 has been modified by ree pass already.
47 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
49 Backport from mainline
50 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
53 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
54 calls to cgraph_node_name in xstrdup.
55 (ipa_make_edge_direct_to_target): Ditto.
56 * tree-sra.c (convert_callers_for_node): Ditto.
57 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
58 * ipa-cp.c (perhaps_add_new_callers): Ditto.
59 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
60 (cgraph_materialize_all_clones): Ditto.
61 * ipa-inline.c (report_inline_failed_reason): Ditto.
62 (want_early_inline_function_p): Ditto.
63 (edge_badness): Ditto.
64 (update_edge_key): Ditto.
65 (flatten_function): Ditto.
67 (inline_always_inline_functions): Ditto.
68 (early_inline_small_functions): Ditto.
70 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
72 Backport from mainline
73 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
75 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
76 Introduce emul_name to select the right linker emulation for
78 * configure: Regenerate.
79 * config.gcc: Add bits to support powerpc64-*-freebsd*.
80 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
81 * config/rs6000/freebsd64.h: New file.
82 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
84 (rs6000_savres_strategy): Likewise.
85 (rs6000_savres_routine_name): Likewise.
86 (rs6000_elf_file_end): Likewise.
87 * config/rs6000/t-freebsd64: New file.
88 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
89 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
91 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
93 Backport from mainline
94 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
97 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
99 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
101 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
102 predicate to discriminate types.
104 2012-04-27 Richard Guenther <rguenther@suse.de>
107 * convert.c (convert_to_integer): Avoid infinite recursion for
108 target-defined built-in types.
110 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
113 * config/cris/cris.md ("*andhi_lowpart_v32")
114 ("*andqi_lowpart_v32"): Change first input-only operand from
115 a (match_operand ...) to (match_dup 0). Drop alternatives with
116 const_int-matching constraints for redundancy.
117 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
118 three-operand alternative.
120 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
122 Backport from mainline
123 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
125 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
126 (*addsi_2_zext): Ditto.
127 (*add<mode>_3): Ditto.
128 (*addsi_3_zext): Ditto.
129 (*add<mode>_5): Ditto.
131 2012-04-25 Jakub Jelinek <jakub@redhat.com>
134 * c-typeck.c (set_nonincremental_init,
135 set_nonincremental_init_from_string): Pass true instead of false
136 as IMPLICIT to add_pending_init.
138 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
140 Backport from 2012-04-24 mainline r186768.
143 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
145 2012-04-24 Richard Guenther <rguenther@suse.de>
147 PR tree-optimization/53085
148 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
151 2012-04-24 Jakub Jelinek <jakub@redhat.com>
154 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
156 (output_addressed_constants): Likewise.
159 * varasm.c (get_section): Don't ICE for section conflicts with
160 built-in section kinds.
162 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
164 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
166 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
168 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
170 2012-04-23 Richard Guenther <rguenther@suse.de>
173 * c-typeck.c (build_binary_op): Fix typo.
175 2012-04-23 Jakub Jelinek <jakub@redhat.com>
177 PR tree-optimizations/52891
178 * tree-vect-patterns.c (adjust_bool_pattern): Use
179 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
180 but with non-standard precision.
182 2012-04-22 Ian Lance Taylor <iant@google.com>
184 * godump.c (go_output_typedef): Dump size of structs.
186 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
188 Backport from mainline:
190 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
191 hints for 'A' operand types.
193 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
195 Backport from 2012-04-19 mainline r186588.
198 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
201 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
203 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
205 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/sync.md (atomic_<code><mode>): Rename to
209 atomic_<logic><mode>.
211 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
213 Backport from mainline
214 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
217 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
218 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
219 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
220 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
221 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
222 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
223 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
224 gen_avx2_permvarv8sf.
226 2012-04-16 Martin Jambor <mjambor@suse.cz>
228 Backported from mainline
230 2012-04-13 Martin Jambor <mjambor@suse.cz>
233 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
234 fold_ctor_reference returns a zero constant.
236 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
238 Backported from mainline
239 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
241 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
242 and __ILP32__ for x32.
244 2012-04-13 Tom de Vries <tom@codesourcery.com>
246 Backport from mainline r186418.
248 2012-04-13 Tom de Vries <tom@codesourcery.com>
250 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
251 parameters vuse and vuse_escaped.
252 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
253 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
256 2012-04-13 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/52969
259 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
260 the condition for the COND_EXPR and handle predicate negation
261 by swapping the COND_EXPR arms.
263 2012-04-13 Richard Guenther <rguenther@suse.de>
266 * convert.c (convert_to_pointer): Remove special-casing of
269 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
271 Backport from mainline
272 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
275 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
276 the list of options to enable the FCFID instruction.
277 (TARGET_EXTRA_BUILTINS): Adjust comment.
279 2012-04-12 Richard Guenther <rguenther@suse.de>
281 PR tree-optimization/52943
282 * tree-chrec.h (chrec_is_positive): Remove.
283 * tree-scalar-evolution.c (chrec_is_positive): Move ...
284 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
285 Return false for a constant zero instead of negative.
286 (analyze_siv_subscript_cst_affine): Handle zero difference
287 in the initial condition explicitely.
289 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
292 * varasm.c (process_pending_assemble_externals): Set
293 pending_assemble_externals_processed true.
294 (assemble_external): Call assemble_external_real if the pending
295 assemble externals have been processed.
297 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
300 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
301 the DECL generated for the special GOT helper.
303 2012-04-06 Walter Lee <walt@tilera.com>
305 Backport from mainline
306 2012-03-07 Walter Lee <walt@tilera.com>
308 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
309 REG_CFA_* notes for the stack pointer.
310 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
311 EH_RETURN_STACKADJ_RTX.
312 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
313 generate REG_CFA_* notes for the stack pointer.
314 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
315 by EH_RETURN_STACKADJ_RTX.
317 2012-04-06 Matt Turner <mattst88@gmail.com>
319 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
321 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
323 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
324 of the destination isn't also a FP_REGS register.
326 2012-04-03 Richard Guenther <rguenther@suse.de>
328 Backport from mainline
329 2012-03-02 Richard Guenther <rguenther@suse.de>
331 PR tree-optimization/52406
332 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
333 (struct indices): Add unconstrained_base member.
334 (struct dr_alias): Remove unused vops member.
335 (DR_UNCONSTRAINED_BASE): New define.
336 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
337 add indices to allow their disambiguation. Make DR_BASE_OBJECT
338 be an artificial access that covers the whole indexed object,
339 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
340 plain decl base-objects to their MEM_REF variant.
341 (dr_may_alias_p): When the base-object of either data reference
342 has unknown size use only points-to information.
343 (compute_affine_dependence): Make dumps easier to read and
345 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
346 DR_REF when looking for packed references.
347 (vect_supportable_dr_alignment): Likewise.
349 2012-04-03 Richard Guenther <rguenther@suse.de>
351 Backport from mainline
352 2012-03-15 Richard Guenther <rguenther@suse.de>
355 * tree-data-ref.c (subscript_dependence_tester_1): Check
356 all dimensions for non-conflicting access functions.
358 2012-04-03 Richard Guenther <rguenther@suse.de>
360 Backport from mainline
361 2012-03-06 Richard Guenther <rguenther@suse.de>
364 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
366 2012-03-23 Richard Guenther <rguenther@suse.de>
368 PR tree-optimization/52678
369 * tree-vectorizer.h (struct _stmt_vec_info): Add
370 loop_phi_evolution_part member.
371 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
372 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
373 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
374 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
375 Use the cached evolution part and the PHI nodes value from
376 the loop preheader edge instead of re-analyzing the evolution.
378 2012-03-26 Richard Guenther <rguenther@suse.de>
380 PR tree-optimization/52701
381 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
382 compute and set the evolution part of PHI nodes.
384 2012-03-30 Richard Guenther <rguenther@suse.de>
386 PR tree-optimization/52754
387 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
388 propagate arbitrary addresses into really plain dereferences.
390 2012-04-03 Jakub Jelinek <jakub@redhat.com>
392 PR tree-optimization/52835
393 * tree-data-ref.c (build_rdg): Return NULL if
394 compute_data_dependences_for_loop failed.
396 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
398 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
399 (stmt_can_make_abnormal_goto): Use it.
400 (is_ctrl_altering_stmt): Likewise.
402 2012-03-31 Martin Jambor <mjambor@suse.cz>
404 Backported from mainline
405 2012-03-30 Martin Jambor <mjambor@suse.cz>
407 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
408 is a builtin_stack_save in a dominating BB.
410 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
413 crossing 128bit lane boundary.
415 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
417 Backported from mainline
418 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
421 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
423 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
424 * config/i386/i386.c: Include reload.h.
425 (ix86_legitimize_reload_address): New function.
427 2012-03-28 Martin Jambor <mjambor@suse.cz>
429 Backported from mainline
430 2012-03-27 Martin Jambor <mjambor@suse.cz>
433 * tree-sra.c (sra_modify_assign): Do not call
434 load_assign_lhs_subreplacements when working with an unscalarizable
437 2012-03-28 Jakub Jelinek <jakub@redhat.com>
440 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
441 __builtin_va_start to __builtin_next_arg if the latter is
442 builtin_decl_explicit_p rather than when it is not.
445 * tree-vect-generic.c (vector_element): Perform multiplication
446 for pos in bitsizetype type instead of idx type.
448 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
450 Backport from 2012-03-28 mainline r185910.
453 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
454 (avr_builtin_decl): New static function.
455 (struct avr_builtin_description, avr_bdesc): Move up.
456 Add GTY marker. Add field fndecl. Remove redundant field id.
457 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
458 (avr_expand_builtin): Code cleanup because .id is removed.
460 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
463 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
466 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
468 Backport from 2012-03-28 mainline r185907.
471 * config.gcc (tm_file): Remove avr/multilib.h.
473 * doc/invoke.texi (AVR Options): Adjust
474 documentation of -mtiny-stack.
476 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
477 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
478 * config/avr/t-avr: Remove generation of multilib.h.
479 * config/avr/t-multilib: Regenerate.
480 * config/avr/multilib.h: Remove.
481 * config/avr/avr.opt (-msp8): New option.
482 (avr_sp8): New variable.
483 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
484 * config/avr/avr.h (AVR_HAVE_SPH): New define.
485 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
486 (avr_device_to_sp8): New prototype.
487 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
488 (DRIVER_SELF_SPECS): New define.
489 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
490 __AVR_SP8__, __AVR_HAVE_SPH__.
491 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
492 AVR_HAVE_8BIT_SP to decide if SP_H is present.
493 (avr_file_start): Ditto.
495 2012-03-28 Jakub Jelinek <jakub@redhat.com>
498 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
499 instead of 8 in adjust_address.
501 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
503 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
504 of a unit before computing the offset in units.
506 2012-03-27 Richard Guenther <rguenther@suse.de>
509 * fold-const.c (try_move_mult_to_index): Handle &x.array more
512 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
515 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
517 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
520 * varasm.c: Include pointer-set.h.
521 (pending_assemble_externals_set): New pointer set.
522 (process_pending_assemble_externals): Destroy the pointer set.
523 (assemble_external): See if decl is in pending_assemble_externals_set,
524 and add it to pending_assemble_externals if necessary.
525 (init_varasm_once): Allocate pending_assemble_externals_set.
527 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
529 Backported from mainline
530 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
533 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
534 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
535 (vector_ltgt<mode>): Likewise.
536 (vector_ordered<mode>): Likewise.
537 (vector_unordered<mode>): Likewise.
538 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
540 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
542 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
545 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
547 Backported from mainline
548 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
552 * config/sh/sh.c (sh_register_move_cost): Increase cost between
553 GENERAL_REGS and FP_REGS for SImode.
555 2012-03-22 Jakub Jelinek <jakub@redhat.com>
558 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
559 on any new_local_var_chain vars declared during recursing on
560 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
562 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
564 Backport from 2012-03-22 mainline r185692.
567 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
568 (unspecv): Add UNSPECV_MEMORY_BARRIER.
569 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
570 (delay_cycles_1, delay_cycles_2): Ditto.
571 (delay_cycles_3, delay_cycles_4): Ditto.
572 (nopv, *nopv): Ditto.
573 (sleep, *sleep): Ditto.
576 Backport from 2012-03-21 mainline r185605.
578 PR rtl-optimization/52543
580 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
581 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
582 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
583 (avr_load_libgcc_p): Restrict to __flash loads.
584 (avr_out_lpm): Only handle 1-byte loads from __flash.
585 (avr_load_lpm): New function.
586 (avr_find_unused_d_reg): Remove.
587 (avr_out_lpm_no_lpmx): Remove.
588 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
589 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
590 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
591 (load_<mode>, load_<mode>_clobber): New insns.
592 (mov<mode>): For multi-byte move from non-generic
593 16-bit address spaces: Expand to load_<mode> resp.
595 (load<mode>_libgcc): Remove expander.
596 (split-lpmx): Remove split.
598 Backport from 2012-03-13 mainline r185329.
601 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
602 offset (size) to a value the insns can deal with.
603 (expand_epilogue): Ditto.
605 Backport from 2012-03-12 mainline r185256.
608 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
609 type from reg_class_t to enum reg_class.
610 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
612 Backport from 2012-03-12 mainline r185253.
615 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
616 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
617 r184615 from 2012-02-28.
619 Backport from 2012-03-08 mainline r185105.
621 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
622 for constants in [-63,63].
624 Backport from 2012-03-08 mainline r185100.
627 * config/avr/avr.c (avr_mem_clobber): New static function.
628 (avr_expand_delay_cycles): Add memory clobber operand to
629 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
630 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
631 (enable_interrupt, disable_interrupt): New expander.
632 (nopv, sleep, wdr): New expanders.
633 (delay_cycles_1): Add memory clobber.
634 (delay_cycles_2): Add memory clobber.
635 (delay_cycles_3): Add memory clobber.
636 (delay_cycles_4): Add memory clobber.
637 (cli_sei): New insn from former "enable_interrupt",
638 "disable_interrupt" with memory clobber.
639 (*wdt): New insn from former "wdt" with memory clobber.
640 (*nopv): Similar, but for "nopv".
641 (*sleep): Similar, but for "sleep".
643 Backport from 2012-03-07 mainline r185043.
646 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
648 Backport from 2012-03-07 mainline r185032.
651 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
652 to: RAMPZ, RAMPY, RAMPX, RAMPD.
653 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
655 Backport from 2012-03-07 mainline r185031.
658 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
660 * config/avr/avr.md (xload_8): Adjust insn length.
662 Backport from 2012-03-07 mainline r185030.
665 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
666 if RAMPZ affects reading from RAM.
668 Backport from 2012-03-05 mainline r184919.
670 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
672 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
674 Backport from mainline r185259.
677 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
678 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
680 2012-03-22 Jakub Jelinek <jakub@redhat.com>
682 Backported from mainline
683 2012-03-13 Jakub Jelinek <jakub@redhat.com>
686 * c-parser.c (c_parser_postfix_expression)
687 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
689 * config/i386/smmintrin.h: Avoid /* within a comment.
690 * config/i386/nmmintrin.h: Likewise.
692 2012-03-22 Richard Guenther <rguenther@suse.de>
694 * BASE-VER: Set to 4.7.1.
695 * DEV-PHASE: Set to prerelease.
697 2012-03-22 Release Manager
699 * GCC 4.7.0 released.
701 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
703 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
705 2012-03-15 Jakub Jelinek <jakub@redhat.com>
706 Andrew Pinski <apinski@cavium.com>
709 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
710 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
711 calls instead of __builtin_ir{int,ound}*.
713 2012-03-14 Jakub Jelinek <jakub@redhat.com>
716 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
719 2012-03-13 Joseph Myers <joseph@codesourcery.com>
721 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
722 Refer to GCC 4.7 version of c99status.html.
724 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
726 Backport from mainline
727 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
729 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
730 redefine to be NULL if the current bit-size is different from the
733 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
734 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
735 set the default tuning. Add asserts to make sure the cpu and tune
736 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
737 test whether the index is set, instead of > 0.
738 (rs6000_file_start): Do not reset the default cpu if the current
739 bit-size is different from the configured bit-size.
741 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
743 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
745 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
746 Update binutils references.
747 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
748 Update binutils reference.
749 Update Sun as/GNU ld caveat.
750 Document binutils largefile requirement for LTO plugin.
751 Remove reference to alternate libpthread.
753 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
755 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
757 (Specific, mips-sgi-irix6): Likewise.
759 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
761 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
762 * configure: Regenerate.
764 2012-03-07 Richard Henderson <rth@redhat.com>
766 * config/m68k/m68k.h (ISA_HAS_TAS): New.
767 * config/m68k/sync.md (atomic_test_and_set): Use it.
768 (atomic_test_and_set_1): Likewise.
770 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
773 * Makefile.in: Let install-gcc-ar depend on installdirs,
774 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
775 Don't double canonicalize if cross-compiling.
777 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
779 * trans-mem.c: New typedef for tm_region_p.
780 Define vector types for tm_region_p.
781 (tm_region_init): Replace region_worklist to a vector called
784 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
787 * trans-mem.c (tm_region_init): Use last_basic_block.
789 2012-03-05 Richard Henderson <rth@redhat.com>
792 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
793 * omp-low.c (expand_omp_atomic): Assume anything aligned to
794 BIGGEST_ALIGNMENT is aligned.
796 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
798 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
800 2012-03-05 Richard Henderson <rth@redhat.com>
803 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
804 instead of calling negqi2 directly.
806 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
808 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
809 (INTMAX_TYPE): Use it.
810 (UINTMAX_TYPE): Likewise.
811 (SUBTARGET_OVERRIDE_OPTIONS): Define.
812 (irix6_c_common_override_options): Declare.
813 (C_COMMON_OVERRIDE_OPTIONS): Define.
814 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
815 * config/mips/irix6-c.c: New file.
816 * config/mips/t-irix6 (irix6-c.o): New target.
817 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
820 2012-03-02 Richard Henderson <rth@redhat.com>
822 * optabs.c (expand_atomic_test_and_set): Honor
823 atomic_test_and_set_trueval even when atomic_test_and_set
826 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
828 Backport from mainline
829 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
831 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
833 2012-03-02 Richard Guenther <rguenther@suse.de>
835 * DEV-PHASE: Set to prerelease.
837 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
839 * config.gcc (obsolete): Add all ARM targets using the FPA.
840 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
841 * doc/install.texi: Avoid references to obsolete ARM ports.
843 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
845 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
847 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
848 Joern Rennecke <joern.rennecke@embecosm.com>
850 * doc/extend.texi: Expand and update information on interrupt
851 attribute for Epiphany.
853 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
855 * config/sh/sh-protos.h: Update copyright notice dates.
856 * config/sh/sh.h: Likewise.
857 * config/sh/sh.md: Likewise.
858 * config/sh/constraints.md: Likewise.
859 * config/sh/predicates.md: Likewise.
861 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
863 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
864 * config/sh/sh.c (tertiary_reload_operand): Likewise.
866 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
868 * config/sh/constraints.md: Fix comment typo.
870 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
873 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
874 unsigned HOST_WIDE_INT.
875 (zvdep_imm64): Likewise.
876 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
877 (vdepi_and): Likewise.
878 Likewise for unamed 64-bit patterns.
879 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
881 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
884 PR rtl-optimization/52417
885 * cselib.c (cselib_any_perm_equivs): New variable.
886 (cselib_reset_table): Check that it's not set when not
887 preserving constants.
888 (cselib_add_permanent_equiv): Set it.
889 (cselib_have_permanent_equivalences): New.
890 (cselib_init, cselib_finish): Reset it.
891 * cselib.h (cselib_have_permanent_equivalences): Declare.
892 * alias.c (get_addr): Restore earlier behavior when there
893 aren't permanent equivalences.
895 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
897 * config/mn10300/mn10300-modes.def: Fix copyright notice.
898 * config/v850/v850-modes.def: Fix copyright notice.
900 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
902 * doc/extend.texi (AVR Built-in Functions): Document
903 __builtin_avr_flash_segment.
905 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
906 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
907 (*split.flash_segment): New insn-and-split.
908 * config/avr/avr.c (avr_init_builtins): Add local variables:
909 const_memx_void_node, const_memx_ptr_type_node,
910 char_ftype_const_memx_ptr.
912 2012-03-01 Jakub Jelinek <jakub@redhat.com>
914 PR tree-optimization/52445
915 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
916 add ssa_name_ver, offset and size fields and change store field
918 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
919 (add_or_mark_expr): Likewise. Only consider previous stores
920 with the same size and offset.
921 (nt_init_block): Only look at gimple_assign_single_p stmts,
922 doesn't look at rhs2.
924 2012-03-01 Richard Guenther <rguenther@suse.de>
927 * tree-cfg.c (verify_gimple_assign_unary): Allow any
928 conversions from integral types to pointer types.
930 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
932 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
933 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
934 unintentionally removed in r184616.
936 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
938 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
941 2012-02-29 Jakub Jelinek <jakub@redhat.com>
942 Uros Bizjak <ubizjak@gmail.com>
945 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
946 alternatives, add "e" constraint to the new last alternative
947 and ! to last 3 alternatives.
949 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
951 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
952 DW_AT_artificial attributes at the end of the processing.
953 (gen_array_type_die): Likewise.
954 (gen_enumeration_type_die): Likewise.
955 (gen_struct_or_union_type_die): Likewise.
956 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
959 2012-02-29 Jakub Jelinek <jakub@redhat.com>
962 * expr.c (expand_assignment): If doing misaligned store that doesn't
963 cover all mode bits, perform a RMW cycle.
965 PR tree-optimization/52429
966 * tree-parloops.c (separate_decls_in_region_debug): Return early
967 if var is LABEL_DECL.
969 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
971 PR tree-optimization/52424
972 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
973 calling dom_thread_across_edge.
975 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
977 * config/avr/avr.c: Move definition of TARGET macros to end of file.
979 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
981 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
982 * config/avr/avr.c (avr_output_bld): Remove unused function.
983 (avr_out_sbxx_branch): Use "%T" to print bit position.
985 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
987 * config/avr/avr.md: Untabify.
989 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
991 * config/avr/avr.md (eqne): New code iterator.
992 (*dec-and-branchsi): Use it in text peephole's condition.
993 (*dec-and-branchhi): Ditto.
994 (*dec-and-branchqi): Ditto.
996 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
999 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1000 the device does not have the skip-bug.
1002 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1004 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1005 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1006 -mpretend-cmove): New.
1008 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1011 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1012 doesn't count DEBUG_INSN refs.
1013 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1014 for DEBUG_INSN refs.
1016 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1020 2012-02-20 Richard Guenther <rguenther@suse.de>
1021 PR tree-optimization/52298
1022 * tree-vect-stmts.c (vectorizable_load): Properly use
1023 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1026 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1029 * gimple.h (gimple_in_transaction): New.
1030 (gimple_set_in_transaction): New.
1031 (struct gimple_statement_base): Add in_transaction field.
1032 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1034 (tree_ssa_lim_initialize): Compute transaction bits.
1035 * tree.h (compute_transaction_bits): Protoize.
1036 * trans-mem.c (tm_region_init): Use the heap to store BB
1038 (compute_transaction_bits): New.
1040 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1042 * gcc.c (display_help): Document --help=common and sort entries
1045 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1047 * doc/install.texi: Document check-$LANG specific shortcuts
1049 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1052 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1054 * config/arm/arm_neon.h: Regenerate.
1055 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1056 (neon_vcgeu): New insn.
1057 (neon_vcgtu): Likewise.
1058 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1059 (ops): Unsigned comparison intrinsics call a different
1062 2012-02-28 Richard Guenther <rguenther@suse.de>
1065 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1066 ordering for the VEC_CONCAT for two element vectors for
1067 V2SFmode, V2SImode and V2DImode.
1069 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1072 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1073 detecting big-endian triplets.
1075 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1077 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1078 mode if there is no type information available.
1080 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1082 PR tree-optimization/53207
1083 * doc/invoke.texi: Document as experimental and relying on graphite.
1085 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1087 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1088 of initializer to changes from r184614.
1090 2012-02-28 Richard Guenther <rguenther@suse.de>
1092 PR tree-optimization/52395
1093 * tree-sra.c (build_ref_for_offset): Also look at the base
1094 TYPE_ALIGN when figuring out the alignment of the replacement.
1096 2012-02-28 Richard Guenther <rguenther@suse.de>
1098 PR tree-optimization/52402
1099 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1100 mis-aligned types when creating the accesses at the call site.
1102 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1104 * config/avr/builtins.def: New file.
1105 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1106 * config/avr/avr.c (enum avr_builtin_id): Use it.
1107 (avr_init_builtins): Use it. And use avr_bdesc.
1108 (bdesc_1arg): Remove.
1109 (bdesc_2arg): Remove.
1110 (bdesc_3arg): Remove.
1111 (struct avr_builtin_description): Add field n_args.
1112 (avr_bdesc): New static variable using builtins.def.
1113 (avr_expand_builtin): Use it.
1114 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1115 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1116 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1118 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1121 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1122 match only one single hard register with respective hard reg rtx.
1123 (movmemx_<mode>): Ditto.
1124 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1125 insn anatomy of movmem[x]_<mode>.
1126 (avr_out_movmem): Same for printing assembler and operand usage.
1128 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1132 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1133 address spaces located outside of device flash.
1135 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1136 (mcu_type_s): Add field n_flash.
1137 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1138 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1139 (AVR_MCU): Add N_FLASH argument.
1140 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1141 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1142 macro __FLASH<n> if that address space makes sense for the device.
1143 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1144 outside of target flash.
1145 (avr_asm_named_section): Ditto.
1146 (avr_asm_select_section): Ditto.
1147 (avr_addr_space_convert): Ditto.
1148 (avr_emit_movmemhi): Ditto.
1149 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1150 address space is outside of device flash.
1151 (avr_insert_attributes): Ditto.
1152 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1153 avr_current_arch->n_segments.
1155 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1158 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1160 (*movabs<mode>_2): Likewise.
1162 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1165 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1166 s_register_operand in the test instead of REG_P. Don't call
1167 gen_reg_rtx if it won't be used.
1169 PR tree-optimization/52376
1170 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1172 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1174 * ifcvt.c (noce_get_condition): Check condition variable is not
1175 small_register_classes_for_mode_p before accepting.
1177 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1179 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1181 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1184 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1185 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1187 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1189 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1191 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1193 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1195 * config/sh/predicates.md: Remove blank lines.
1196 * config/sh/sh.c: Fix typos in comments.
1197 * config/sh/constraints.md: Likewise.
1198 * config/sh/sh.md: Remove blank lines.
1199 Fix typos in comments. Use ;; as comment characters.
1201 2012-02-26 Walter Lee <walt@tilera.com>
1203 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1204 (replace_mov_pcrel_step2): Ditto.
1206 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1209 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1210 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1211 and locs that reference values newer than the non-canonical value
1212 at hand. Return the canonical value as a worst case.
1213 (memrefs_conflict_p): Walk canonical value's locs.
1216 * cselib.c (preserve_only_constants): Rename to...
1217 (preserve_constants_and_equivs): ... this. Split out...
1218 (invariant_or_equiv_p): ... this. Preserve plus expressions
1219 of other preserved expressions too.
1220 (cselib_reset_table): Adjust.
1221 * var-tracking.c (reverse_op): Use canonical value to build
1224 2012-02-23 Kai Tietz <ktietz@redhat.com>
1226 * config/i386/i386.c (ix86_delegitimize_address): Handle
1227 UNSPEC_PCREL plus displacement.
1229 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1232 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1233 to test for unusedness in st X addressing.
1235 2012-02-24 Richard Guenther <rguenther@suse.de>
1238 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1239 (is_gimple_reg_type): Move inline ...
1240 * gimple.h (is_gimple_reg_type): ... here.
1242 2012-02-24 Richard Guenther <rguenther@suse.de>
1245 * passes.c (execute_function_todo): When verifying SSA form
1246 verify gimple form first.
1247 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1249 2012-02-24 Richard Guenther <rguenther@suse.de>
1252 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1253 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1255 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1257 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1259 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1261 * tree-phinodes.c (make_phi_node): Mark static.
1262 * tree-flow.h (make_phi_node): Remove extern decl.
1263 * doc/gimple.texi (make_phi_node): Remove documentation.
1265 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1267 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1268 * tree-ssa-sccvn.c (print_scc): Ditto.
1270 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1272 * doc/passes.texi (Full redundancy elimination): Fix typo.
1274 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1276 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1278 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1281 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1283 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1286 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1288 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1290 * config/avr/avr.md (code_stdname): Add ior, xor.
1291 (xior): New code iterator.
1292 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1293 (*<code_stdname><mode>qi.byte1-3): Ditto.
1295 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1297 PR tree-optimization/52019
1298 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1301 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1303 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1304 HAVE_INITFINI_ARRAY to work around namespace pollution in
1305 certain versions of newlib system headers.
1306 * config.in: Regenerate.
1307 * configure: Regenerate.
1308 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1309 instead of HAVE_INITFINI_ARRAY.
1311 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1314 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1315 is not offsettable memory reference.
1317 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1320 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1321 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1323 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1325 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1326 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1328 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1330 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1331 library on Solaris 8 even without TLS support.
1332 * configure: Regenerate.
1334 2012-02-22 Richard Guenther <rguenther@suse.de>
1337 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1338 for GIMPLE_DEBUG stmts.
1340 2012-02-22 Martin Jambor <mjambor@suse.cz>
1343 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1344 according to the base object.
1346 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1348 PR rtl-optimization/50063
1349 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1350 and 2 (8-bit SP) in operand 2.
1351 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1352 setup to use movhi_sp_r instead of vanilla move to write SP.
1353 Adjust REG_CFA notes to superseed unspec.
1354 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1356 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1357 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1358 irq_state 1 (IRQ known to be on) here.
1360 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1362 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1364 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1365 assign_hard_reg): Likewise.
1367 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1369 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1371 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1374 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1375 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1377 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1379 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1380 prototype from here to...
1381 * config/avr/avr.h: ...here.
1383 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1386 * thumb2.md (thumb2_shiftsi3_short): Split register and
1387 immediate shifts. For register shifts tie operands 0 and 1.
1388 (peephole2 for above): Check that register-controlled shifts
1389 have suitably tied operands.
1391 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1394 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1395 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1396 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1397 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1398 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1399 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1400 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1401 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1402 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1403 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1404 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1405 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1406 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1407 bdver1_ssevector_avx256_unaligned_load,
1408 bdver1_ssevector_sse128_unaligned_load,
1409 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1410 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1411 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1412 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1413 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1414 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1415 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1416 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1417 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1418 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1419 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1420 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1421 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1422 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1423 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1424 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1425 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1426 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1427 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1428 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1429 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1430 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1431 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1432 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1433 bdver1_ssediv_double_load, bdver1_ssediv_double,
1434 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1435 Add "bdver2" attribute.
1437 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1439 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1440 default if possible and not specified otherwise.
1442 2012-02-21 Richard Guenther <rguenther@suse.de>
1445 * gimplify.c (create_tmp_from_val): Use the main variant type
1446 for the type of the temporary we create.
1448 2012-02-21 Richard Guenther <rguenther@suse.de>
1450 PR tree-optimization/52324
1451 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1452 do not gimplify a MEM_REF address operand if it is already
1455 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1457 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1458 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1460 2012-02-21 Richard Guenther <rguenther@suse.de>
1462 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1463 nested_in_vect_loop.
1465 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1467 PR tree-optimization/52318
1468 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1469 vdef also to non-pure/const call stmts in the sequence.
1471 2012-02-20 David S. Miller <davem@davemloft.net>
1473 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1474 don't use the "rd %pc" instruction on v9 for PIC register loads.
1476 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1479 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1480 in a transaction safe function.
1482 2012-02-20 Kai Tietz <ktietz@redhat.com>
1485 * stor-layout.c (place_field): Handle desired_align for
1488 2012-02-20 Richard Guenther <rguenther@suse.de>
1490 PR tree-optimization/52298
1491 * tree-vect-stmts.c (vectorizable_store): Properly use
1492 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1494 (vectorizable_load): Likewise.
1495 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1496 Access DR_STEP after ensuring it is not NULL.
1498 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1500 PR tree-optimization/52286
1501 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1502 optimization use double_int_to_tree instead of build_int_cst_wide,
1503 rewrite to use double_int vars.
1505 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1508 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1510 Remove -e 0 from $gcc_cv_ld invocation.
1511 Only use __GLIBC_PREREQ if defined.
1512 Enable on Solaris since Solaris 8 patch.
1513 (gcc_SUN_LD_VERSION): New macro.
1514 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1515 gcc_SUN_LD_VERSION for version number format.
1516 * configure: Regenerate.
1517 * varasm.c (get_elf_initfini_array_priority_section): Set
1518 SECTION_NOTYPE for non-default priority.
1519 Use get_section instead of get_unnamed_section to emit
1520 .init_array/.fini_array with default priority.
1522 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1524 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1525 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1526 (mips_start_unique_function, mips_output_mips16_rdhwr)
1527 (mips_code_end): New functions.
1528 (TARGET_ASM_CODE_END): Define.
1530 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1532 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1533 to stubs with non-sibling calls.
1535 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1537 * doc/invoke.texi (-fira-* options): Copy-edit.
1538 (ira-* parameters): Copy-edit.
1540 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1542 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1543 GCC coding conventions.
1545 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1547 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1548 when used as adjectives.
1550 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1552 * doc/invoke.texi: Clean up "that"/"which" confusion.
1554 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1556 * system.h: Poison SMALL_REGISTER_CLASSES
1557 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1558 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1560 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1562 PR tree-optimization/52285
1563 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1564 when deciding if a call is a tail call or tail recursion.
1566 2012-02-16 Kai Tietz <ktietz@redhat.com>
1568 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1569 interger-constant displacement for UNSPEC_PCREL.
1571 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1573 PR rtl-optimization/52208
1574 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1575 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1577 PR tree-optimization/52255
1578 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1579 loop->header has virtual PHI, but exit_e->dest doesn't, add
1580 virtual PHI to exit_e->dest and adjust all uses after the loop.
1583 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1584 children with clone_tree_hash, not after it.
1586 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1588 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1589 extended identifiers.
1591 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1594 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1595 a same_body_alias, also test whether e->callee isn't a former
1596 or current clone of the decl this is a same body alias of.
1598 PR translation/52264
1599 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1601 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1603 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1605 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1608 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1609 force_reg instead of copy_to_reg for better optimization. Force
1610 non-register or memory operands into a register.
1612 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1614 * extend.texi: Reserve upper bits of memory model for future use.
1616 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1617 Anatoly Sokolov <aesok@post.ru>
1618 Eric Weddington <eric.weddington@atmel.com>
1621 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1622 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1623 Rewrite initializers for .macro.
1624 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1625 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1626 atxmega32d4, atxmega32x1.
1627 avrxmega4: atxmega64a3, atxmega64d3.
1628 avrxmega5: atxmega64a1, atxmega64a1u.
1629 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1630 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1631 avrxmega7: atxmega128a1, atxmega128a1u.
1632 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1633 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1634 (struct base_arch_s): Rename reserved to xmega_p.
1635 Rename reserved2 to have_rampd.
1636 (AVR_XMEGA): New define.
1637 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1638 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1639 * config/avr/predicates.md (io_address_operand): Take into
1641 (low_io_address_operand): Ditto.
1642 (high_io_address_operand): Ditto.
1643 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1644 (enabled, movhi_sp_r): Use them.
1645 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1646 cpp_define_formatted to built-in define __AVR_ARCH__.
1647 (__AVR_XMEGA__): New built-in define.
1648 (__AVR_HAVE_RAMPD__): New built-in define.
1649 (__AVR_HAVE_RAMPX__): New built-in define.
1650 (__AVR_HAVE_RAMPY__): New built-in define.
1651 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1653 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1654 (avr_option_override): Initialize them.
1655 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1656 (avr_init_expanders): Initialize them. No more block several calls.
1657 (emit_push_sfr): New static function.
1658 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1660 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1661 (avr_print_operand): Print addreeses as symbols for
1662 RAMPX, RAMPY, RAMPD, CCP.
1663 (output_movhi): Handle AVR_XMEGA when writing to SP.
1664 (avr_out_movhi_mr_r_xmega): New static function.
1665 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1666 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1667 __RAMPD__, __CCP__ as needed.
1669 * config/avr/multilib.h: Regenerate.
1670 * config/avr/t-multilib: Regenerate.
1671 * config/avr/avr-tables.opt: Regenerate.
1673 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1675 PR tree-optimization/50561
1676 * graphite-flattening.c (lst_project_loop): Do not
1677 remove old scattering dimensions after flattening.
1678 (lst_do_flatten): Likewise.
1680 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1682 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1683 __builtin_avr_map8, __builtin_avr_map16.
1684 Document __builtin_avr_insert_bits.
1686 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1687 (insert_bits): New insn.
1688 (adjust_len.map_bits): Rename to insert_bits.
1689 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1690 * avr-protos.h (avr_out_map_bits): Remove.
1691 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1692 * config/avr/constraints.md (Cxf,C0f): New.
1693 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1694 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1695 New built-in define __BUILTIN_AVR_INSERT_BITS.
1696 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1697 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1698 (avr_move_bits): Rewrite.
1699 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1701 (avr_map_op_t): New typedef.
1702 (avr_map_op): New static variable.
1703 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1704 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1705 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1706 (bdesc_3arg, avr_expand_triop_builtin): New.
1707 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1708 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1709 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1710 (avr_map_equal_p, avr_map_sig_p): Remove.
1711 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1712 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1713 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1714 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1715 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1716 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1718 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1720 * config/c6x/c6x.md (reserve_cycles): New attribute.
1721 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1722 don't reserve functional units after the branch occurs.
1724 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1727 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1728 functions into non-tm_pure functions.
1730 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1733 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1734 (iterative_hash_canonical_type): Likewise.
1735 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1738 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1740 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1741 sched-group insn, it either remains alone or the entire list is pruned.
1743 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1745 * doc/install.texi (Prerequisites): Fix grammar.
1746 (Configuration): Likewise.
1748 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1750 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1751 MPC as part of GCC before describing configuring with --with-gmp etc.
1752 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1753 sources are present.
1755 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1758 * dwarf2out.c (clone_tree_hash): New function.
1759 (copy_decls_walk): Use it instead of clone_tree.
1761 2012-02-14 Richard Guenther <rguenther@suse.de>
1763 PR tree-optimization/52244
1764 PR tree-optimization/51528
1765 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1766 replacements for integral types.
1768 2012-02-14 Walter Lee <walt@tilera.com>
1770 * config.gcc: Handle tilegx and tilepro.
1771 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1773 Add HAVE_AS_TLS check for tilegx and tilepro.
1774 * configure: Regenerate.
1775 * doc/contrib.texi: Add Mat Hostetter and self.
1776 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1777 Document instruction intrinsics and network accessing intrinsics.
1778 (TILEPro Built-in Functions): New node. Document instruction
1779 intrinsics and network accessing intrinsics.
1780 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1781 (Specific, tilepro-*-linux*): Likewise.
1782 * doc/invoke.texi (TILE-Gx Options): New section.
1783 (TILEPro Options): New section.
1784 * doc/md.texi (TILE-Gx): New section.
1785 (TILEPro): New section.
1786 * common/config/tilegx/tilegx-common.c: New file.
1787 * common/config/tilepro/tilepro-common.c: New file.
1788 * config/tilegx/constraints.md: New file.
1789 * config/tilegx/linux.h: New file.
1790 * config/tilegx/mul-tables.c: New file.
1791 * config/tilegx/predicates.md: New file.
1792 * config/tilegx/sync.md: New file.
1793 * config/tilegx/t-tilegx: New file.
1794 * config/tilegx/tilegx-builtins.h: New file.
1795 * config/tilegx/tilegx-c.c: New file.
1796 * config/tilegx/tilegx-generic.md: New file.
1797 * config/tilegx/tilegx-modes.def: New file.
1798 * config/tilegx/tilegx-multiply.h: New file.
1799 * config/tilegx/tilegx-protos.h: New file.
1800 * config/tilegx/tilegx.c: New file.
1801 * config/tilegx/tilegx.h: New file.
1802 * config/tilegx/tilegx.md: New file.
1803 * config/tilegx/tilegx.opt: New file.
1804 * config/tilepro/constraints.md: New file.
1805 * config/tilepro/gen-mul-tables.cc: New file.
1806 * config/tilepro/linux.h: New file.
1807 * config/tilepro/mul-tables.c: New file.
1808 * config/tilepro/predicates.md: New file.
1809 * config/tilepro/t-tilepro: New file.
1810 * config/tilepro/tilepro-builtins.h: New file.
1811 * config/tilepro/tilepro-c.c: New file.
1812 * config/tilepro/tilepro-generic.md: New file.
1813 * config/tilepro/tilepro-modes.def: New file.
1814 * config/tilepro/tilepro-multiply.h: New file.
1815 * config/tilepro/tilepro-protos.h: New file.
1816 * config/tilepro/tilepro.c: New file.
1817 * config/tilepro/tilepro.h: New file.
1818 * config/tilepro/tilepro.md: New file.
1819 * config/tilepro/tilepro.opt: New file.
1821 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1823 PR tree-optimization/52210
1824 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1825 vect_model_simple_cost with two entry vect_def_type array instead
1826 of an address of dt.
1828 2012-02-14 Richard Guenther <rguenther@suse.de>
1831 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1832 Do not stream DECL_QUALIFIER.
1833 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1834 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1835 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1837 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1840 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1843 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1846 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1847 * cselib.c (cselib_subst_to_values_from_insn): New function.
1848 * sched-deps.c (add_insn_mem_dependence,
1849 sched_analyze_1, sched_analyze_2): Use it.
1851 2012-02-13 Jan Hubicka <jh@suse.cz>
1854 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1856 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1858 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1859 (GTM_SELF_SPECS): Define if not already defined.
1860 (driver_self_specs): Add GTM_SELF_SPECS.
1861 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1862 (GTM_SELF_SPECS): Define.
1863 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1864 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1866 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1868 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1871 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1874 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1875 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1877 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1880 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1882 2012-02-13 Richard Guenther <rguenther@suse.de>
1884 PR translation/52211
1885 * passes.c (enable_disable_pass): Fix typo.
1887 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1890 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1891 XOR for reduce_bit_field if type is unsigned.
1893 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1895 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1896 disallow changes from SFmode to mode with different size in FP regs.
1898 2012-02-12 Robert Millan <rmh@gnu.org>
1899 Gerald Pfeifer <gerald@pfeifer.com>
1901 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1904 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1906 PR rtl-optimization/52175
1907 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1908 to frame-related instructions.
1910 2012-02-10 Jason Merrill <jason@redhat.com>
1913 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1914 (demangle_new_symbols): Fill it.
1915 (scan_linker_output): Walk it.
1916 (start_tweaking): Split out from scan_linker_output.
1917 (maybe_tweak): Update sym->chosen.
1918 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1920 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1923 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1925 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1927 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1928 having the same mode as previous compare.
1930 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1932 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1933 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1934 (nonlocal_goto_internal): Likewise.
1935 (nonlocal_goto): Emit a use and an indirect jump directly.
1937 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1940 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1941 __atomic_{is,always}_lock_free.
1943 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1946 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1947 negative constant address for x32.
1949 2012-02-10 Richard Henderson <rth@redhat.com>
1951 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1952 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1953 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1955 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1956 Ira Rosen <irar@il.ibm.com>
1958 PR tree-optimization/50031
1959 * targhooks.c (default_builtin_vectorization_cost): Handle
1961 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1962 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1963 all types of reduction and pattern statements.
1964 (vect_estimate_min_profitable_iters): Likewise.
1965 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1966 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1967 for explicit realigns.
1968 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1969 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1971 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1972 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1973 vec_perm for VSX and handle vec_promote_demote.
1975 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1978 * builtins.c (fold_builtin_atomic_always_lock_free,
1979 expand_builtin_atomic_always_lock_free,
1980 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1981 Return and/or test boolean_true_node/boolean_false_node instead of
1982 integer_one_node/integer_zero_node.
1984 2012-02-10 Jan Hubicka <jh@suse.cz>
1987 * predict.c (predict_paths_for_bb): Prevent looping.
1988 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1990 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1992 * config/arm/arm.c (output_move_double): In one case properly
1993 count number of instructions that will be emitted.
1995 2012-02-10 Richard Guenther <rguenther@suse.de>
1997 PR translation/52193
1998 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2000 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2003 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2005 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2008 * var-tracking.c (emit_note_insn_var_location): If
2009 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2010 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2011 non-NOTE_DURING_CALL_P insn.
2013 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2016 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2018 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2021 * gcc.c (switch_matches) Support switches with separated form,
2024 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2026 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2028 (RAMPZ_ADDR): Ditto.
2029 * config/avr/avr.c (avr_addr_t): New typedef.
2030 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2031 (avr_init_expanders): Initialize it.
2032 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2034 (expand_epilogue): Ditto.
2035 (avr_print_operand): Ditto.
2036 (avr_file_start): Ditto.
2037 (avr_emit_movmemhi): Ditto.
2039 2012-02-08 Richard Guenther <rguenther@suse.de>
2041 PR tree-optimization/46886
2042 * tree-flow.h (do_while_loop_p): Declare.
2043 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2044 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2046 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2048 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2049 always succeed for integers larger than a native word.
2051 2012-02-08 Richard Guenther <rguenther@suse.de>
2053 PR rtl-optimization/52170
2054 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2055 properly handle integer vector modes.
2057 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2059 PR gcov-profile/52150
2060 * coverage.c: Include target.h.
2061 (build_var): Call targetm.strip_name_encoding on the assembler name.
2062 Change one _ into . or $ if the target allows it.
2063 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2065 PR rtl-optimization/52139
2066 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2067 is a BARRIER after emit_insn_after_noloc, move BB_END
2068 to the last non-BARRIER insn before it.
2070 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2073 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2074 (mips_gimplify_va_arg_expr): Call it instead of
2075 std_gimplify_va_arg_expr.
2077 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2079 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2080 message for -mno-pointers-to-nested-function.
2082 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2085 * expr.c (get_inner_reference): If there is an offset, add a negative
2086 bit position to it (if any).
2088 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2090 PR rtl-optimization/52060
2091 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2092 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2093 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2094 and/or i0src_copy2 when needed.
2096 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2098 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2099 or LTOPLUGINSONAME if have_c.
2101 * config/freebsd-spec.h: Add comment about what macros can be defined
2103 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2104 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2107 2012-02-07 Richard Guenther <rguenther@suse.de>
2109 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2110 newline in -alias dumps.
2112 2012-02-07 Kai Tietz <ktietz@redhat.com>
2113 Dave Korn <dave.korn.cygwin@gmail.com>
2116 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2117 Take care that typinfo gets dllexport-attribute.
2119 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2122 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2123 if modifier < EXPAND_SUM call force_operand on the result.
2125 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2127 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2128 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2130 (epiphany_function_type): Replace types for specific interrupts with
2131 EPIPHANY_FUNCTION_INTERRUPT.
2132 (EPIPHANY_INTERRUPT_P): Update.
2133 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2134 New static function.
2135 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2136 <disinterrupt>: Affects type identity.
2137 (epiphany_handle_interrupt_attribute): Handle variable number of
2139 (epiphany_compute_function_type): Update for new
2140 epiphany_function_type definition.
2141 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2142 handlers with a longcall forwarder.
2143 (epiphany_start_function): Handle multiple interrupt arguments and/or
2144 forwarder_section attribute.
2146 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2149 2012-02-07 Alan Modra <amodra@gmail.com>
2152 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2155 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2157 PR tree-optimization/50969
2158 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2159 use vec_perm rather than vector_stmt.
2160 (vect_model_load_cost): Likewise.
2161 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2162 vec_perm to be the same as other vector statements.
2163 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2164 cost of vec_perm for TARGET_VSX.
2166 2012-02-06 Richard Guenther <rguenther@suse.de>
2168 PR tree-optimization/52115
2169 * tree-sra.c (access_has_replacements_p): New function.
2170 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2172 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2175 * trans-mem.c (expand_call_tm): Add an assertion.
2176 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2179 2012-02-06 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/50955
2182 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2183 raise cost of expressions that replace an address with an
2184 expression based on a different pointer.
2186 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2189 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2190 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2192 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2195 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2196 -Weffc++ and specify guidelines come from second edition.
2198 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2200 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2201 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2202 (call_direct_split, call_value_split, call_value_internal_direct)
2203 (call_value_direct_split, call_value_multiple_split): Use jal and
2204 jal_macro attributes.
2206 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2208 * reload1.c (reload_regs_reach_end_p): Replace with...
2209 (reload_reg_rtx_reaches_end_p): ...this function.
2210 (new_spill_reg_store): Update commentary.
2211 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2212 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2213 before setting new_spill_reg_store.
2214 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2215 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2216 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2217 for non-spill reload registers.
2219 2012-02-05 Ira Rosen <irar@il.ibm.com>
2221 PR tree-optimization/52091
2222 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2223 (vect_is_simple_use_1): Likewise.
2224 * tree-vect-loop.c (vectorizable_reduction): Update calls
2225 to vect_is_simple_use_1 and vect_is_simple_use.
2226 (vectorizable_live_operation): Likewise.
2227 * tree-vect-patterns.c (widened_name_p,
2228 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2229 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2230 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2231 vectorizable_shift,vectorizable_operation, vectorizable_store,
2232 vectorizable_load): Likewise.
2233 (vect_is_simple_cond): Add an argument, pass it to
2234 vect_is_simple_use_1.
2235 (vectorizable_condition): Update calls to vect_is_simple_cond,
2237 (vect_is_simple_use): Add an argument, the statement in which
2238 OPERAND is used. Check that if OPERAND's def stmt is a double
2239 reduction phi node, the use is a phi node too.
2240 (vect_is_simple_use_1): Add an argument, pass it to
2242 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2243 to vect_is_simple_use.
2245 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2247 PR rtl-optimization/52095
2248 * modulo-sched.c (dump_insn_locator): New function.
2249 (loop_canon_p, sms_schedule): Use it.
2251 PR rtl-optimization/52113
2252 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2253 even for decomposable shift/zext insns.
2255 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2256 Zdenek Dvorak <ook@ucw.cz>
2258 PR rtl-optimization/52092
2259 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2260 on get_iv_value result.
2262 2012-02-02 Andrew Pinski <apinski@cavium.com>
2266 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2268 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2271 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2273 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2275 PR rtl-optimization/49800
2276 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2277 (sched_finish): Call regstat_free_n_sets_and_refs.
2279 2012-02-02 Jia Liu <proljc@gmail.com>
2281 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2284 2012-02-02 Jan Hubicka <jh@suse.cz>
2285 Tom de Vries <tom@codesourcery.com>
2288 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2289 * varpool.c (varpool_analyze_pending_decls): Likewise.
2291 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2292 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2294 * config.gcc: Add cr16-* support.
2296 * doc/extend.texi: Document cr16 extensions.
2297 * doc/install.texi: Document cr16 install.
2298 * doc/invoke.texi: Document cr16 options.
2299 * doc/md.texi: Document cr16 constraints.
2301 * common/config/cr16/cr16-common.c: New file.
2302 * config/cr16/cr16.c: New file.
2303 * config/cr16/cr16.h: New file.
2304 * config/cr16/cr16.md: New file.
2305 * config/cr16/cr16.opt: New file.
2306 * config/cr16/cr16-protos.h: New file.
2307 * config/cr16/predicates.md: New file.
2308 * config/cr16/constraints.md: New file.
2309 * config/cr16/t-cr16: New file.
2311 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2314 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2315 that operands[2] is either immediate, or q_regs_operand.
2317 PR tree-optimization/52073
2318 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2319 a pattern stmt for pattern uses, ignore uses outside of the loop.
2321 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2323 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2324 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2325 (OUT_AS1, OUT_AS2): Remove.
2327 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2329 PR rtl-optimization/51374
2330 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2331 to cross other volatile_refs_p insns.
2333 2012-02-01 Richard Guenther <rguenther@suse.de>
2335 * doc/invoke.texi (fno-inline): Clarify documentation.
2336 (finline-small-functions): Likewise.
2337 (finline-functions): Likewise.
2338 * common.opt (finline): Adjust comment and documentation.
2339 (finline-small-functions): Clarify documentation.
2340 (finline-functions): Likewise.
2341 (finline-functions-called-once): Likewise.
2343 2012-02-01 Tristan Gingold <gingold@adacore.com>
2345 * c-typeck.c (composite_type): Keep mode for pointers.
2347 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2349 * function.h (regno_reg_rtx): Adjust comment.
2350 * reginfo.c (init_reg_modes_target): Only use the previous mode
2351 if it fits within one register. Remove MIPS comment.
2353 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2356 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2358 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2360 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2361 to srak instruction.
2363 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2365 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2367 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2372 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2374 2012-01-31 Richard Guenther <rguenther@suse.de>
2376 PR tree-optimization/51528
2377 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2380 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2385 * ree.c (add_removable_extension): Change def_map argument
2386 to unsigned *, store in def_map 1 + offset into *insn_list vector
2387 instead of pointers into the vector.
2388 (find_removable_extensions): Adjust caller.
2390 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2392 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2393 Transform all "* quoted-c-code" to { c-code }.
2394 Remove redundant test for "optimize" in combine patterns.
2395 Move (include "avr-dimode.md") to end of file.
2397 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2400 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2401 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2403 2012-01-30 Richard Guenther <rguenther@suse.de>
2405 PR tree-optimization/52028
2406 * tree-loop-distribution.c (ldist_gen): Properly update
2409 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2412 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2413 set_cur_line_info_table if not emitting debug info.
2415 PR tree-optimization/52046
2416 * tree-vect-patterns.c (check_bool_pattern): Give up if
2417 a comparison could throw.
2420 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2422 2012-01-30 Richard Guenther <rguenther@suse.de>
2424 PR tree-optimization/52045
2425 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2426 SSA form if cfgcleanup did anything.
2428 2012-01-30 Richard Guenther <rguenther@suse.de>
2430 PR tree-optimization/52045
2431 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2432 before computing final todo.
2434 2012-01-30 Richard Guenther <rguenther@suse.de>
2436 PR tree-optimization/51528
2437 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2440 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2442 * df-problems.c (df_kill_notes): Check that the use refers
2443 to the note under examination.
2445 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2448 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2449 parameter and use short-lived pseudos.
2450 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2451 (sparc_expand_vector_init): Const-ify local variables and adjust
2452 calls to above functions.
2454 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2456 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2458 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2460 * doc/invoke.texi: Make usage of "compile time" and
2461 "run time"/"runtime" consistent throughout the file.
2463 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2465 * config/alpha/alpha.c (alpha_option_override): Default to
2466 full IEEE compliance mode for Go language.
2468 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2470 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2471 (LINK_SSP_SPEC): Define.
2473 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2476 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2479 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2481 * doc/invoke.texi: Correct hyphenation of "floating point",
2482 "double precision", and related terminology throughout the file.
2484 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2487 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2488 arm_general_register_operand predicate for operand 2 instead of
2491 2012-01-27 Ian Lance Taylor <iant@google.com>
2494 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2495 * builtins.c (expand_builtin_init_trampoline): Add onstack
2496 parameter. Change caller.
2497 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2498 * tree.c (build_common_builtin_nodes): Declare
2499 __builtin_init_heap_trampoline.
2501 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2503 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2504 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2505 * config/avr/avr.c: Ditto.
2506 (avr_regnames): Remove because unused.
2507 * config/avr/avr.md (*cpse.ne): New peephole.
2508 (*cpse.eq): New peephole from former cpse peepholes.
2510 2012-01-27 Michael Eager <eager@eagercon.com>
2512 * config/microblaze.c (microblaze_emit_compare): Correct
2513 test after pcmp instruction.
2515 2012-01-27 Richard Guenther <rguenther@suse.de>
2517 PR tree-optimization/52020
2518 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2520 2012-01-27 Richard Guenther <rguenther@suse.de>
2522 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2523 function non-const/pure.
2525 2012-01-27 Richard Guenther <rguenther@suse.de>
2527 PR tree-optimization/50444
2528 * tree-sra.c (build_ref_for_offset): Properly adjust the
2529 MEM_REF type for unaligned accesses.
2531 2012-01-27 Richard Guenther <rguenther@suse.de>
2533 PR tree-optimization/50444
2534 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2535 (expand_assignment): Use it. Properly handle misaligned
2536 bases when expanding stores to component references.
2537 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2540 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2543 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2544 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2545 * tree-data-ref.c (find_data_references_in_loop): Make static.
2546 (compute_all_dependences): Change return type to bool. Bail out
2547 for too many datarefs in a loop. Move the hunk resetting the data
2548 dependences vector from ...
2549 (compute_data_dependences_for_loop): ... here. Account for
2550 compute_all_dependences returning false.
2551 (compute_data_dependences_for_bb): Likewise.
2552 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2553 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2555 2012-01-27 Richard Guenther <rguenther@suse.de>
2558 * expr.c (store_field): Use the alias-set of the scratch memory
2561 2012-01-27 Tom de Vries <tom@codesourcery.com>
2563 PR tree-optimization/51990
2564 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2566 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2568 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2571 * var-tracking.c (reverse_op): Don't add any reverse operation
2572 if V already has any constant locations.
2574 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2576 * doc/invoke.texi: Correct usage of "command line" (noun)
2577 vs "command-line" (adjective) throughout.
2579 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2581 * doc/invoke.texi (Language Independent Options): Move
2582 -Wcoverage-mismatch blurb from here....
2583 (Warning Options): ...to here.
2585 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2587 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2588 Set rs6000_always_hint to false for 476.
2590 2012-01-27 Matthias Klose <doko@ubuntu.com>
2592 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2594 * incpath.c (add_standard_paths): Likewise.
2596 2012-01-27 Richard Henderson <rth@redhat.com>
2598 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2599 * config/m68k/sync.md (atomic_test_and_set): Rename from
2600 sync_test_and_setqi and adjust the operands.
2601 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2602 and unconditionally enable.
2604 2012-01-27 Richard Henderson <rth@redhat.com>
2606 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2607 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2608 (ldstub): Rename from ldstubqi.
2609 (ldstub<I24MODE>): Remove.
2611 2012-01-27 Richard Henderson <rth@redhat.com>
2613 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2614 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2615 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2616 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2617 * doc/tm.texi: Rebuild.
2619 2012-01-27 Richard Henderson <rth@redhat.com>
2621 * optabs.c (gen_atomic_test_and_set): Remove default.
2622 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2624 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2626 PR rtl-optimization/51978
2627 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2628 (combine_reaching_defs): Likewise.
2629 (struct re_info): Remove.
2630 (add_removable_extension): Remove x and data arguments,
2631 add insn, insn_list and def_map. Use the arguments directly
2632 instead of using struct re_info.
2633 (find_removable_extensions): Don't call add_removable_extension
2634 through note_stores, instead just call it with single_set
2636 (find_and_remove_re): Pass curr_cand->expr instead of
2637 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2639 2012-01-26 Michael Matz <matz@suse.de>
2641 PR tree-optimization/46590
2642 * cfgexpand.c: Revert last change (r183305).
2643 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2645 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2646 checking for emptiness.
2648 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2651 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2652 non-addressable non-BLKmode base correctly.
2654 2012-01-26 Michael Matz <matz@suse.de>
2656 PR tree-optimization/48794
2657 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2658 regions referenced from RESX/EH_DISPATCH.
2660 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2662 * config/s390/s390.h: Make BRANCH_COST an option.
2663 * config/s390/s390.opt: New option -mbranch-cost.
2665 2012-01-26 Richard Henderson <rth@redhat.com>
2667 Revert 2012-01-24 change:
2668 * trans-mem.c (requires_barrier): Do not instrument thread local
2669 variables and emit save/restore for them.
2671 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2674 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2677 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2679 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2682 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2685 Rename __pgm to __flash.
2686 Rename __pgm1 to __flash1.
2687 Rename __pgm2 to __flash2.
2688 Rename __pgm3 to __flash3.
2689 Rename __pgm4 to __flash4.
2690 Rename __pgm5 to __flash5.
2691 Rename __pgmx to __memx.
2692 * doc/extend.texi (AVR Named Address Spaces)
2693 Rename address space names as indicated above.
2694 * config/avr/avr.c (avr_addrspace): Ditto.
2696 * config/avr/avr-protos.h
2697 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2698 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2699 * config/avr/predicates.md: Ditto.
2700 * config/avr/avr.c Ditto, and
2701 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2702 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2704 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2705 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2706 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2707 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2708 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2709 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2710 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2711 * config/avr/avr.c: Ditto.
2712 * config/avr/avr.md: Ditto.
2714 2012-01-25 Jason Merrill <jason@redhat.com>
2717 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2719 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2721 PR tree-optimization/51987
2722 * tree-data-ref.c (get_references_in_stmt): Handle references in
2723 non-volatile GIMPLE_ASM.
2725 2012-01-25 Richard Guenther <rguenther@suse.de>
2727 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2728 bases are dereferenced.
2730 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2732 PR rtl-optimization/48374
2733 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2735 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2737 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2738 compute_data_dependences_for_loop returns false.
2739 * tree-parloops.c (loop_parallel_p): Likewise.
2741 2012-01-25 Richard Guenther <rguenther@suse.de>
2743 * tree.h (get_pointer_alignment_1): Declare.
2744 * builtins.c (get_pointer_alignment_1): New function.
2745 (get_pointer_alignment): Use it.
2747 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2749 PR rtl-optimization/48308
2750 * combine.c (enum undo_kind): Add UNDO_LINKS.
2751 (struct undo): Add member l to other_contents and where.
2752 (do_SUBST_LINK): New.
2754 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2755 (undo_all): Handle UNDO_LINKS.
2757 2012-01-25 Richard Henderson <rth@redhat.com>
2759 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2762 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2764 * optabs.c (gen_atomic_test_and_set): Use each argument.
2766 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2768 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2769 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2770 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2771 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2772 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2773 TARGET_PAIRED_SINGLE_FLOAT.
2775 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2777 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2778 (in_struct, return_val): Remove MEM documentation.
2779 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2780 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2781 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2783 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2784 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2785 * expr.c (store_field): Likewise.
2786 * function.c (assign_stack_temp_for_type): Likewise.
2787 * ifcvt.c (noce_try_cmove_arith): Likewise.
2788 * reload1.c (reload): Likewise.
2789 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2790 (alpha_set_memflags): Likewise.
2791 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2793 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2795 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2797 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2798 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2799 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2801 * cselib.c (cselib_rtx_varies_p): Delete.
2802 (cselib_invalidate_mem): Update call to canon_true_dependence.
2803 * dse.c (record_store, check_mem_read_rtx): Likewise.
2804 (scan_reads_nospill): Likewise.
2805 * cse.c (check_dependence): Likewise.
2806 (cse_rtx_varies_p): Delete.
2807 * expr.c (safe_from_p): Update call to true_dependence.
2808 * ira.c (validate_equiv_mem_from_store): Likewise.
2809 (memref_referenced_p): Likewise.
2810 * postreload-gcse.c (find_mem_conflicts): Likewise.
2811 * sched-deps.c (sched_analyze_2): Likewise.
2812 * store-motion.c (load_kills_store): Likewise.
2813 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2814 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2815 (compute_transp): Update call to canon_true_dependence.
2817 2012-01-25 Richard Henderson <rth@redhat.com>
2819 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2820 (maybe_emit_atomic_test_and_set): New.
2821 (expand_sync_lock_test_and_set): Use it.
2822 (expand_atomic_test_and_set): Likewise.
2823 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2824 the implementation; clarify implementation defined details.
2825 * doc/md.texi (atomic_test_and_set): Document.
2827 2012-01-25 Richard Henderson <rth@redhat.com>
2829 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2831 2012-01-25 Richard Henderson <rth@redhat.com>
2834 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2835 to effect no-op split.
2837 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2840 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2841 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2842 (BT_FN_VOID_PTR_INT_SIZE): New.
2843 (BT_FN_UINT_UINT_VAR): Remove.
2844 (BT_FN_UINT32_UINT32_VAR): New.
2845 (BT_FN_DOUBLE_VPTR): Remove.
2846 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2848 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2849 (_ITM_changeTransactionMode): Same.
2850 (_ITM_memmoveRtWt): Change return type to void.
2851 (_ITM_memcpyRtWt): Same.
2852 (_ITM_memsetW): Same.
2853 (_ITM_RaRD): Change types to double.
2858 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2860 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2861 Patrick Marlier <patrick.marlier@gmail.com>
2863 * trans-mem.c (requires_barrier): Do not instrument thread local
2864 variables and emit save/restore for them.
2866 2012-01-24 Jason Merrill <jason@redhat.com>
2869 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2870 output static aliases.
2872 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2875 * common.opt (-pie, -shared, pie, shared): Change from Common to
2877 * gcc.c (display_help): Display help for -pie and -shared.
2879 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2882 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2883 Remove note on size/offset limitation.
2884 (AVR Variable Attributes): Add example how to read data located
2885 with progmem. Refer to named address spaces.
2886 * doc/invoke.texi (AVR Options): Fix typo.
2888 2012-01-24 Richard Guenther <rguenther@suse.de>
2890 Forward-port to trunk
2891 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2894 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2895 op0 isn't sufficiently aligned and there is movmisalignM
2896 insn for mode, use it to load op0 into a temporary register.
2898 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2901 * target.def (const_not_ok_for_debug_p): New hook.
2902 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2904 * doc/tm.texi: Regenerated.
2905 * dwarf2out.c (const_ok_for_output_1): If
2906 targetm.const_not_ok_for_debug_p returns true, fail.
2907 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2909 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2911 2012-01-23 Kai Tietz <ktietz@redhat.com>
2914 * config/i386/predicates.md (symbolic_operand): Allow
2915 UNSPEC_PCREL as PIC expression for lea.
2916 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2917 * config/i386/i386.c (ix86_delegitimize_address): Handle
2918 UNSPEC_PCREL for none-MEM, too.
2920 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2922 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2923 (ipa_tm_create_version_alias): Same.
2925 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2928 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2929 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2931 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2932 Patrick Marlier <patrick.marlier@gmail.com>
2933 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2936 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2937 simple_object_start_read.
2939 2012-01-23 Richard Guenther <rguenther@suse.de>
2942 PR tree-optimization/51895
2943 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2944 parameter decomposition into BLKmode components.
2946 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2948 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2949 fake variables for restrict-qualified pointers whose pointed-to type
2950 contains a placeholder.
2952 2012-01-23 Richard Guenther <rguenther@suse.de>
2954 PR tree-optimization/51949
2955 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2957 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2959 PR rtl-optimization/51933
2960 * ree.c (transform_ifelse): Return true right away if dstreg is
2961 already wider or equal to cand->mode.
2962 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2963 (make_defs_and_copies_lists): Remove defs_list and copies_list
2964 arguments, add state argument, just truncate state->work_list
2965 instead of always allocating and freeing the vector. Assert that
2966 get_defs succeeds instead of returning 2. Changed return type to bool.
2967 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2968 have ext_src_mode, see if it has been modified already with the
2969 right kind of extension and has been extended before from the
2970 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2971 just return true. Remember the original mode in state->modified array.
2972 (combine_reaching_defs): Add state argument. Don't allocate and
2973 free here def_list, copied_list and vec vectors, instead just
2974 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2975 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2976 Add state variable, clear vectors in it, initialize state.modified
2977 if needed. Free all the vectors at the end and state.modified too.
2978 Don't skip a candidate if the extension expression has been modified.
2980 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2983 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2984 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2985 (extra_options) interix.opt -> i386/interix.opt"
2986 (extra_objs):Add winnt-stubs.o
2987 * configure.ac: Add interix to target_os .comm on PE check.
2988 * configure: Regenerate.
2989 * config/interix3.h: Delete and move bits to..
2990 * config/interix.h: Delete and move bits to..
2991 * config/i386/i386-interix3.h: Delete and move bits to..
2992 * config/i386/i386-interix.h: ..here.
2993 (TARGET_CPU_DEFAULT): Remove redefinition.
2994 (TARGET_ASM_CONSTRUCTOR): Undefine.
2995 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2996 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2997 (PTRDIFF_TYPE): Define.
2998 (LONG_DOUBLE_TYPE_SIZE): Define.
2999 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3000 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3001 (TARGET_SECTION_TYPE_FLAGS): Define.
3002 (ASM_DECLARE_FUNCTION_NAME): Define.
3003 (ASM_OUTPUT_EXTERNAL): Define.
3004 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3005 (ASM_OUTPUT_ALIGNED_BSS): Define.
3006 (PCC_BITFIELD_TYPE_MATTERS): Define.
3007 (USE_CONST_SECTION): Define.
3008 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3009 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3010 (SUPPORTS_ONE_ONLY): Remove.
3011 (I386_PE_STRIP_ENCODING): Define.
3012 * config/interix.opt: Delete and move bits to..
3013 * config/i386/interix.opt: ..here. New.
3014 (mpe-aligned-commons): Add.
3015 * config/i386/t-interix: Add copyright header.
3016 (winnt-stubs.o): Add rule.
3018 2012-01-22 Jason Merrill <jason@redhat.com>
3021 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3022 for extra name aliases.
3024 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3026 PR rtl-optimization/51924
3027 * ree.c (combine_set_extension): Improve debugging message.
3028 (combine_reaching_defs): Likewise.
3029 (get_defs): Rename confusingly named variable.
3030 (find_and_remove_re): Skip a candidate if the extension expression has
3033 2012-01-21 Robert Millan <rmh@gnu.org>
3034 Gerald Pfeifer <gerald@pfeifer.com>
3036 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3037 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3039 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3041 PR tree-optimization/51914
3042 * tree-vect-stmts.c (vectorizable_conversion): For
3043 cvt_type && modifier == WIDEN, put temporary with cvt_type
3044 at the beginning of vec_dsts and set vec_dest to temporary
3047 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3049 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3051 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3053 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3054 * config/rs6000/rs6000.c: Likewise.
3056 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3059 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3060 output_move_double on a copy of operands array.
3062 2012-01-20 Cary Coutant <ccoutant@google.com>
3063 Dodji Seketeli <dodji@redhat.com>
3066 * dwarf2out.c (copy_declaration_context): Return ref to parent
3067 of declaration DIE, if necessary.
3068 (remove_child_or_replace_with_skeleton): Add new parameter; update
3069 caller. Place skeleton DIE under parent DIE of original declaration.
3070 Move call to copy_declaration_context to here ...
3071 (break_out_comdat_types): ... from here.
3073 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3075 PR rtl-optimization/51856
3076 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3079 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3082 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3083 hints for neon loads and stores.
3085 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3089 * doc/extend.texi (Named Address Spaces): Split into subsections.
3090 (AVR Named Address Spaces): New subsection.
3091 (M32C Named Address Spaces): New subsection.
3092 (RL78 Named Address Spaces): New subsection.
3093 (SPU Named Address Spaces): New subsection.
3094 (Variable Attributes): New anchor "AVR Variable Attributes".
3095 (AVR Variable Attributes): Rewrite and avoid wording
3096 "address space" in this context.
3097 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3098 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3099 (AVR Built-in Macros): New subsubsection therein.
3100 * doc/md.texi (AVR constraints): Remove "C04", "R".
3102 2012-01-20 Richard Guenther <rguenther@suse.de>
3104 PR tree-optimization/51903
3105 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3106 when removing stmts.
3108 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3111 * config/arm/arm.c (arm_load_pic_register): Use
3112 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3113 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3114 (arm_pic_static_addr): Likewise.
3115 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3116 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3117 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3118 (pic_load_addr_unified): New.
3120 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3123 * function.c (instantiate_virtual_regs_in_insn): Use
3124 delete_insn_and_edges when removing a wrong asm insn.
3126 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3128 PR rtl-optimization/40761
3129 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3130 Add new member loop_num.
3131 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3132 (ira_build): Remove the parameter.
3134 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3135 (ira.c): Do not build CFG loops for one region allocation. Remove
3136 argument from ira_build call.
3138 * ira-build.c (init_loop_tree_node): New function.
3139 (create_loop_tree_nodes): Use it. Separate the case when CFG
3140 loops are not built.
3141 (more_one_region_p): Check current_loops.
3142 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3144 (add_loop_to_tree): Process loop equal to NULL too.
3145 (form_loop_tree): Separate the case when CFG loops are not built.
3146 Use explicitly number for the root.
3147 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3149 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3150 instead of loop->num.
3151 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3152 (mark_all_loops_for_removal): Ditto.
3153 (remove_unnecessary_regions): Separate the case when CFG loops
3155 (ira_build): Remove the parameter. Use explicit number of regions
3156 when CFG loops are not built.
3158 * ira-color.c (print_loop_title): Separate the case for the root node.
3159 Use loop_num instead of loop->num.
3160 (move_spill_restore): Use loop_num instead of loop->num.
3162 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3163 (change_loop): Ditto.
3164 (change_loop): Use loop_num instead of loop->num.
3166 * ira-lives.c (process_bb_node_lives): Ditto.
3168 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3170 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3172 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3175 * tree-mudflap.c (mf_artificial): New function.
3176 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3177 mx_register_decls, mudflap_enqueue_decl): Use it.
3180 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3181 numbers in the insn pattern.
3183 2012-01-19 Michael Matz <matz@suse.de>
3185 PR tree-optimization/46590
3186 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3187 use it in remembering which conflicts we already created.
3188 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3191 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3194 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3195 (merge_and_complain): Same.
3197 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3200 * config/initfini-array.h: Guard content of the header
3201 with #ifdef HAVE_INITFINI_ARRAY.
3202 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3203 Add initfini-array.h to tm_file here.
3204 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3205 * config.gcc: Don't add initfini-array.h to tm_file here.
3206 * configure: Regenerated.
3208 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3210 PR rtl-optimization/51505
3211 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3212 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3213 (df_note_bb_compute): Update the call to df_kill_notes.
3215 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3217 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3219 2012-01-18 Richard Guenther <rguenther@suse.de>
3221 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3222 of conversions to void *.
3224 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3225 Richard Sandiford <rdsandiford@googlemail.com>
3229 * optabs.h (simplify_expand_binop): Declare.
3230 * optabs.c (simplify_expand_binop): Make global.
3231 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3232 endian targets if the source cannot be exactly covered by word
3235 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3238 * hard-reg-set.h (struct hard_reg_set_container): New type.
3239 * target.h (struct hard_reg_set_container): Forward declare.
3240 * target.def (set_up_by_prologue): New target hook.
3241 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3242 * doc/tm.texi: Regenerated.
3243 * function.c (thread_prologue_and_epilogue_insns): Change
3244 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3245 Call targetm.set_up_by_prologue on it.
3246 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3247 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3249 2012-01-17 Nick Clifton <nickc@redhat.com>
3251 * config/rx/rx.c (rx_can_use_simple_return): New function.
3252 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3253 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3255 2012-01-17 Richard Guenther <rguenther@suse.de>
3258 * expr.c (expand_assignment): Take address-space information
3259 from the address operand of MEM_REF and TARGET_MEM_REF.
3260 (expand_expr_real_1): Likewise.
3262 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3264 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3265 reload dump is requested.
3267 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3270 * trans-mem.c (requires_barrier): Call may_be_aliased.
3272 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3274 PR tree-optimization/51877
3275 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3276 call arguments and fndecls compare equal, instead return false if they
3277 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3278 both SSA_NAMEs that are valueized the same, or they satisfy
3281 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3283 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3285 * configure: Regenerate.
3287 2012-01-16 Jan Hubicka <jh@suse.cz>
3291 * convert.c (convert_to_integer): Use fold_convert for
3292 converting an INTEGER_CST to integer type.
3294 2012-01-16 Jason Merrill <jason@redhat.com>
3297 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3299 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3302 * config/s390/s390.c (s390_chunkify_start): Don't skip
3303 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3304 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3305 If insn is followed by NOTE_INSN_VAR_LOCATION or
3306 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3307 Don't use location of note insns.
3309 PR tree-optimization/51865
3310 * tree-inline.c (tree_function_versioning): Call remap_decl
3311 on DECL_RESULT whenever it has VOID_TYPE_P type.
3313 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3315 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3316 for calls to locally-binding MIPS16 functions if only the return
3317 type uses float regs.
3319 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3320 Richard Sandiford <rdsandiford@googlemail.com>
3322 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3323 (SYMBOL_32_HIGH): Likewise.
3324 (mips_output_tls_reloc_directive): Declare.
3325 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3326 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3327 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3328 (mips_lo_relocs, mips_hi_relocs): Make extern.
3329 (mips16_stub_function): Move up file.
3330 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3331 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3332 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3333 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3334 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3335 (mips_get_tp): Add MIPS16 support.
3336 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3337 Generalize DTPREL and TPREL handling.
3338 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3339 Add MIPS16 TLS support.
3340 (mips_output_tls_reloc_directive): New function.
3341 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3342 * config/mips/predicates.md (symbolic_operand_with_high)
3343 (tls_reloc_operand): New predicates.
3344 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3345 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3346 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3347 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3348 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3349 (*tls_get_tp_mips16_call_<mode>): Likewise.
3351 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3353 PR rtl-optimization/51821
3354 * recog.c (peep2_find_free_register): Determine clobbered registers
3357 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3360 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3361 * config/avr/avr.c: Likewise.
3362 * config/avr/avr.h: Likewise.
3364 2012-01-13 Ian Lance Taylor <iant@google.com>
3367 * tree.h (TYPE_QUALS): Add cast to int.
3368 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3370 2012-01-13 Ian Lance Taylor <iant@google.com>
3372 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3373 comparing param_index to VEC_length result.
3375 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3377 * c-decl.c: Do not include tree-mudflap.h
3378 * tree-optimize.c: Likewise.
3379 * Makefile.in: Update dependencies.
3381 2012-01-13 Richard Guenther <rguenther@suse.de>
3384 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3385 variable-sized result always use RSO.
3387 2012-01-12 DJ Delorie <dj@redhat.com>
3389 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3390 pointer type, not just the default pointer type.
3392 2012-01-09 Richard Henderson <rth@redhat.com>
3393 Denis Chertykov <chertykov@gmail.com>
3396 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3397 * config/avr/avr.c (avr_can_eliminate): Simplify.
3398 (avr_initial_elimination_offset): Likewise.
3399 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3400 (expand_epilogue): Likewise.
3401 (avr_legitimize_address): Gut.
3402 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3403 (avr_hard_regno_nregs): New.
3404 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3405 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3406 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3407 add soft frame pointer.
3408 (CALL_USED_REGISTERS): Likewise.
3409 (REG_CLASS_CONTENTS): Likewise.
3410 (REGISTER_NAMES): Likewise.
3411 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3412 (HARD_FRAME_POINTER_REGNUM): New.
3413 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3414 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3415 remove the HARD_FRAME_POINTER self-elimination.
3417 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3420 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3421 DECL_EXTERNAL when checking for initializers of progmem variables.
3423 2012-01-12 Ira Rosen <irar@il.ibm.com>
3425 PR tree-optimization/51799
3426 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3427 that the last operation is a type demotion.
3429 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3431 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3432 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3434 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3437 * combine.c (distribute_notes): If i3 is a noreturn call,
3438 allow old_size to be equal to args_size and make sure the
3439 noreturn call gets REG_ARGS_SIZE note.
3440 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3441 on noreturn calls even when the delta is 0.
3443 2012-01-11 Nathan Sidwell <nathan@acm.org>
3445 * gcov.c (STRING_SIZE): Remove.
3446 (generate_results): Erase annotations for source files with no
3447 coverage information.
3449 (output_lines): Use it.
3451 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3453 * gimple.h (gimplify_body): Remove first argument.
3454 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3455 pointer set here, instead just pass DATA to walk_tree.
3456 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3457 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3458 (unvisit_body): Likewise, but with unmark_visited.
3459 (gimplify_body): Remove BODY_P argument and adjust.
3460 (gimplify_function_tree): Adjust call to gimplify_body.
3461 * omp-low.c (finalize_task_copyfn): Likewise.
3463 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3465 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3466 (build_function_type_skip_args): Delete.
3467 * tree.c (build_function_type_skip_args): Make static and add
3468 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3469 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3470 pass it to build_function_type_skip_args.
3471 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3472 (tree_function_versioning): Likewise.
3473 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3474 build_function_decl_skip_args.
3475 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3476 and pass it to build_function_decl_skip_args/tree_function_versioning.
3477 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3478 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3479 * trans-mem.c (ipa_tm_create_version): Likewise.
3480 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3481 * tree-inline.c (declare_return_variable): Remove always-true test.
3482 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3483 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3484 * ipa-split.c (split_function): Skip the return value for the split
3485 part if it doesn't return.
3487 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3489 PR tree-optimization/49642
3490 * ipa-split.c (forbidden_dominators): New variable.
3491 (check_forbidden_calls): New function.
3492 (dominated_by_forbidden): Likewise.
3493 (consider_split): Check for forbidden dominators.
3494 (execute_split_functions): Initialize and free forbidden
3495 dominators info; call check_forbidden_calls.
3497 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3499 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3501 2012-01-11 Nick Clifton <nickc@redhat.com>
3503 * config/rx/rx.md (return): Define pattern.
3505 2012-01-11 Richard Guenther <rguenther@suse.de>
3507 * doc/extend.texi (malloc attribute): Adjust according to
3510 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3511 Patrick Marlier <patrick.marlier@gmail.com>
3514 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3515 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3516 (ipa_tm_note_irrevocable): Same.
3517 (ipa_tm_scan_irr_block): Same.
3518 (ipa_tm_decrement_clone_counts): Same.
3519 (ipa_tm_scan_irr_function): Same.
3520 (ipa_tm_create_version_alias): Same.
3521 (ipa_tm_create_version): Same.
3522 (ipa_tm_transform_calls_redirect): Same.
3523 (ipa_tm_transform_calls): Same.
3524 (ipa_tm_transform_transaction): Same.
3525 (ipa_tm_execute): Same.
3527 2012-01-10 Richard Guenther <rguenther@suse.de>
3530 * opts.c (common_handle_option): Handle -Werror.
3532 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3534 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3537 2012-01-10 Jason Merrill <jason@redhat.com>
3539 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3542 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3544 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3545 supports R_386_TLS_GD_PLT reloc.
3546 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3547 supports R_386_TLS_LDM_PLT reloc.
3548 * configure: Regenerate.
3549 * config.in: Regenerate.
3551 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3554 Extend __pgmx semantics to linearize memory.
3555 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3556 determine if code comes inline or from libgcc.
3557 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3558 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3559 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3560 (movmemx_qi, movmemx_hi): New insns.
3561 (xload_<mode>_libgcc): Rewrite to new insn condition.
3562 (xload_<mode>): Remove insns.
3563 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3564 cases that don't satisfy avr_xload_libgcc_p().
3565 (avr_addr_space_convert): Allow converting in any direction.
3566 (avr_addr_space_subset_p): Return always true.
3567 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3568 (avr_emit_movmemhi): Ditto.
3569 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3570 (avr_out_movmem): Ditto.
3571 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3572 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3573 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3574 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3575 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3577 2012-01-10 Richard Guenther <rguenther@suse.de>
3579 PR tree-optimization/50913
3580 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3581 Require data-refs to be representable by Graphite with respect
3584 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3586 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3587 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3589 2012-01-10 Tom de Vries <tom@codesourcery.com>
3591 PR rtl-optimization/51271
3592 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3593 handling annulled branch.
3595 2012-01-10 Richard Henderson <rth@redhat.com>
3597 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3598 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3599 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3600 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3601 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3602 arm_expand_vec_perm_const): New.
3603 * config/arm/arm-protos.h: Update.
3604 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3605 (*neon_vswp<VDQX>): New.
3606 (neon_vcombine<VDX>): Use neon_split_vcombine.
3607 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3608 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3609 (vec_perm<VE>): New.
3611 2012-01-10 Richard Henderson <rth@redhat.com>
3613 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3614 use it if reload_completed.
3615 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3616 arm_output_asm_insn, arm_process_output_memory_barrier,
3617 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3618 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3619 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3620 arm_process_output_sync_insn, arm_output_sync_insn,
3621 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3622 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3623 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3624 (emit_unlikely_jump): New.
3625 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3626 (arm_split_atomic_op): New.
3627 * config/arm/arm-protos.h: Update.
3628 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3629 (struct arm_sync_generator): Remove.
3630 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3631 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3632 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3633 (VUNSPEC_LL, VUNSPEC_SC): New.
3634 (sync_result, sync_memory, sync_required_value, sync_new_value,
3635 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3636 (attr length): Don't use arm_sync_loop_insns.
3637 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3638 (movsfcc, movdfcc): Likewise.
3639 * config/arm/constraints.md (Ua): New.
3640 * config/arm/prediates.md (mem_noofs_operand): New.
3641 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3642 (sync_clobber, sync_t2_reqd): Remove.
3643 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3644 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3645 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3646 (arm_sync_compare_and_swap<SIDI>): Remove.
3647 (arm_sync_compare_and_swap<NARROW>): Remove.
3648 (arm_sync_lock_test_and_set<SIDI>): Remove.
3649 (arm_sync_lock_test_and_set<NARROW>): Remove.
3650 (arm_sync_new_<syncop><SIDI>): Remove.
3651 (arm_sync_new_<syncop><NARROW>): Remove.
3652 (arm_sync_new_nand<SIDI>): Remove.
3653 (arm_sync_new_nand<NARROW>): Remove.
3654 (arm_sync_old_<syncop><SIDI>): Remove.
3655 (arm_sync_old_<syncop><NARROW>): Remove.
3656 (arm_sync_old_nand<SIDI>): Remove.
3657 (arm_sync_old_nand<NARROW>): Remove.
3658 (*memory_barrier): Merge arm_output_memory_barrier.
3659 (atomic_compare_and_swap<QHSD>): New.
3660 (atomic_compare_and_swap<NARROW>_1): New.
3661 (atomic_compare_and_swap<SIDI>_1): New.
3662 (atomic_exchange<QHSD>): New.
3663 (cas_cmp_operand, cas_cmp_str): New.
3664 (atomic_op_operand, atomic_op_str): New.
3665 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3666 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3667 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3668 (arm_load_exclusive<NARROW>): New.
3669 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3670 (arm_store_exclusive<QHSD>): New.
3672 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3674 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3675 reload patterns if -mvsx-scalar-memory.
3677 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3678 generated, even -mno-vsx-scalar-double was used.
3679 (vsx_xscvdpsp_scalar): Likewise.
3680 (vsx_xscvspdp_scalar2): Likewise.
3682 2012-01-09 Tom de Vries <tom@codesourcery.com>
3683 Andrew Pinski <apinski@cavium.com>
3686 * reorg.c (fill_slots_from_thread): Don't speculate
3687 frame-related insns.
3689 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3691 * sched-int.h (bb_note): Move to...
3692 * basic-block.h: ...here.
3693 * haifa-sched.c (bb_note): Move to...
3694 * cfgrtl.c: ...here.
3695 * function.c (next_block_for_reg): New function.
3696 (move_insn_for_shrink_wrap): Likewise.
3697 (prepare_shrink_wrap): Rewrite to use the above.
3699 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3701 * gimple.c (is_gimple_non_addressable): Remove.
3702 * gimple.h: Remove is_gimple_non_addressable.
3703 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3704 is_gimple_non_addressable.
3705 * trans-mem.c (expand_assign_tm): Same.
3707 2012-01-09 Richard Guenther <rguenther@suse.de>
3709 PR tree-optimization/51775
3710 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3711 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3713 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3715 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3717 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3719 2012-01-09 Richard Guenther <rguenther@suse.de>
3721 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3723 2012-01-08 Jan Hubicka <jh@suse.cz>
3725 PR tree-optimize/51680
3726 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3727 on when known_vals needs to be computed; cleanup.
3729 2012-01-08 Jan Hubicka <jh@suse.cz>
3731 PR tree-optimize/51694
3732 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3734 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3736 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3737 for -std=c++98 and -std=c++11 too.
3739 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3741 * cfgloop.c (cancel_loop): Add free() of bbs array.
3743 2012-01-07 Jan Hubicka <jh@suse.cz>
3745 PR tree-optimization/51600
3746 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3747 that benefits small functions.
3749 2012-01-07 Jan Hubicka <jh@suse.cz>
3751 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3753 2012-01-07 Jan Hubicka <jh@suse.cz>
3755 PR tree-optimization/51680
3756 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3757 whose inlining reduce unit size.
3759 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3762 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3763 Add canonical node to containing_mem chain after the non-canonical
3764 one, even if there weren't any locs to propagate.
3765 (remove_useless_values): Keep only canonical values.
3766 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3767 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3768 canonicalize mem_chain elements that are not discarded.
3770 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3773 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3774 before emitting functions.
3776 PR gcov-profile/50127
3777 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3778 clear_aux_for_blocks.
3780 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3783 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3785 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3787 * c-decl.c (ext_block): Moved up.
3788 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3790 2012-01-06 Han Shen <shenhan@google.com>
3792 Translate built-in include paths for sysroot.
3793 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3794 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3796 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3797 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3799 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3800 control whether sysroot should be prepended to gxx include dir.
3802 * configure: Regenerate.
3804 2012-01-06 Torvald Riegel <triegel@redhat.com>
3806 PR rtl-optimization/51771
3807 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3808 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3810 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3812 PR tree-optimization/51315
3813 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3814 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3816 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3819 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3820 for shrp pattern. Correctly handle and fixup shift variable.
3821 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3823 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3826 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3827 note when !ACCUMULATE_OUTGOING_ARGS.
3829 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3831 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3833 (extract_range_from_unary_expr_1): Avoid useless computations.
3835 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3837 PR rtl-optimization/51767
3838 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3839 of jump_block and add an extra edge for degenerated asm gotos.
3842 * stmt.c (check_unique_operand_names): Don't ICE during error
3843 reporting if i is from labels chain.
3846 * profile.c (branch_prob): Split bbs that have exit edge
3847 and need a fake entry edge too.
3849 2012-01-05 Jan Hubicka <jh@suse.cz>
3852 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3855 2012-01-05 Richard Guenther <rguenther@suse.de>
3858 * tree-streamer-out.c (write_ts_optimization): New function.
3859 (streamer_write_tree_body): Call it.
3860 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3861 (streamer_read_tree_body): Call it.
3862 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3864 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3867 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3868 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3869 in_cleanup_point_expr before gimplify_stmt call and restore it
3871 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3872 in_cleanup_point_expr is false.
3874 2012-01-05 Richard Guenther <rguenther@suse.de>
3877 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3879 * toplev.c (process_options): Reject combining mudflap and LTO.
3880 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3882 2012-01-05 Richard Guenther <rguenther@suse.de>
3884 PR tree-optimization/51760
3885 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3887 (bit_value_unop): Handle UNDEFINED operands.
3888 (bit_value_binop): Likewise.
3890 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3892 * config/avr/avr.c (avr_replace_prefix): Remove.
3893 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3894 (avr_asm_function_rodata_section): Ditto.
3895 (avr_asm_select_section): Ditto.
3897 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3899 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3902 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3905 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3906 calls that have any non-fake successor edges.
3909 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3911 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3913 PR tree-optimization/51624
3914 * tree-sra.c (build_ref_for_model): When replicating a chain of
3915 COMPONENT_REFs, stop as soon as the offset would become negative.
3917 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3920 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3921 in .debug_loc on the floor.
3923 2012-01-04 Andrew Pinski <apinski@cavium.com>
3925 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3927 2012-01-04 Andrew Pinski <apinski@cavium.com>
3928 Adam Nemet <anemet@caviumnetworks.com>
3930 * config/mips/mips.md (size): Add SI and DI.
3931 (SIZE): New mode attribute.
3932 (U): New code attribute.
3933 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3934 (mips_lbux_<mode>): Delete.
3935 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3936 (mips_lhx): Use gen_mips_lhx_extsi.
3937 (mips_lhx_<mode>): Delete.
3939 (mips_l<size>x): New expand.
3940 (mips_lwx_<mode>): Delete.
3941 (mips_l<GPR:size>x_<P:mode>): New pattern.
3942 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3943 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3944 * config/mips/mips.c (mips_lx_address_p): New function.
3945 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3946 (dsp64): New availability predicate.
3947 (mips_builtins): Add an entry for __builtin_mips_ldx.
3948 * config/mips/mips.h (ISA_HAS_LBX): New define.
3949 (ISA_HAS_LBUX): Likewise.
3950 (ISA_HAS_LHX): Likewise.
3951 (ISA_HAS_LHUX): Likewise.
3952 (ISA_HAS_LWX): Likewise.
3953 (ISA_HAS_LWUX): Likewise.
3954 (ISA_HAS_LDX): Likewise.
3955 * doc/extend.texi (__builtin_mips_ldx): Document.
3957 2012-01-04 Tristan Gingold <gingold@adacore.com>
3959 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3960 when long pointers are used.
3961 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3962 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3963 (ia64-hp-*vms*): Remove.
3964 * config/vms/xm-vms64.h: Delete.
3966 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3969 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3971 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3973 * opts.c (finish_options): Remove duplicate sorry.
3975 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3978 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3981 2012-01-04 Richard Guenther <rguenther@suse.de>
3984 * tree.c (size_low_cst): New function.
3985 * tree.h (size_low_cst): Declare.
3986 * fold-const.c (fold_comparison): Use it to extract the low
3987 part of the POINTER_PLUS_EXPR offset.
3989 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3991 Fix clearing ZERO_REG
3992 * config/avr/avr.md (cc): Add alternative "ldi".
3993 (movqi_insn): Use it in cc attribute.
3994 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3995 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3996 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3998 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4000 * configure: Regenerate.
4002 2012-01-04 Richard Guenther <rguenther@suse.de>
4004 PR tree-optimization/49651
4005 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4006 (var_can_have_subvars): Use it.
4007 (get_constraint_for_1): Only consider subfields if there can be any.
4009 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4012 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4013 to its new canonical_cselib_val and the cselib_val was in
4014 first_containing_mem chain, but the canonical_cselib_val was not,
4015 add the latter into the chain.
4016 (cselib_invalidate_mem): Compare canonical_cselib_val of
4017 addr_list chain elt with v.
4020 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4021 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4023 (output_macinfo_op): Don't ggc_strdup fd->filename.
4024 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4025 then ggc_strdup it. Don't free inc->info or cur->info.
4026 (output_macinfo): Don't free ref->info or file->info.
4028 2012-01-03 Ira Rosen <irar@il.ibm.com>
4030 PR tree-optimization/51269
4031 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4032 first_niters a pointer.
4033 (slpeel_tree_peel_loop_to_edge): Likewise.
4034 (vect_do_peeling_for_loop_bound): Update call to
4035 slpeel_tree_peel_loop_to_edge.
4036 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4037 here. Remove it from the parameters list.
4038 (vect_do_peeling_for_alignment): Update calls and compute
4041 2012-01-03 Richard Guenther <rguenther@suse.de>
4043 PR tree-optimization/51070
4044 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4045 Properly handle calls.
4047 2012-01-03 Richard Guenther <rguenther@suse.de>
4049 PR tree-optimization/51692
4050 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4051 the LHS of allocation stmts.
4053 2012-01-03 Olivier Hainque <hainque@adacore.com>
4055 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4057 2012-01-03 Olivier Hainque <hainque@adacore.com>
4059 * collect2.c (main): In AIX specific computations for vector
4060 insertions, use CONST_CAST2 to cast from char ** to const char **.
4062 2012-01-03 Richard Guenther <rguenther@suse.de>
4065 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4066 the context of a limbo DIE when it does not already exist.
4068 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4070 PR tree-optimization/51719
4071 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4072 but direct call is, clear direct call's lhs and don't add fallthrough
4073 edge from dcall_bb to join_bb and PHIs.
4075 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4077 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4078 the instructions emitted by the pattern.
4079 ("*TDC_insn_<mode>"): Add comment.
4081 2012-01-03 Richard Guenther <rguenther@suse.de>
4084 * fold-const.c (fold_comparison): Properly canonicalize
4085 tree offset and HOST_WIDE_INT bit position.
4087 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4089 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4090 operands for extzv pattern.
4092 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4095 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4098 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4100 * doc/invoke.texi (-flto and related options): Copy-edit.
4102 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4104 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4106 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4108 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4111 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4113 * expr.h (move_by_pieces_ninsns): Declare.
4114 * expr.c (move_by_pieces_ninsns): Make external.
4115 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4116 (mips_store_by_pieces_p): Likewise.
4117 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4118 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4119 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4120 (mips_store_by_pieces_p): Likewise.
4122 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4124 * passes.c (register_one_dump_file): Free full_name.
4126 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4127 (calculate_elim_costs_all_insns): Free offsets_at and
4128 offsets_known_at at the end and clear the pointers.
4130 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4132 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4133 this option introduced in r180739.
4135 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4138 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4139 (tmake_file target=avr): Add avr/t-multilib.
4141 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4142 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4143 * config/avr/genmultilib.awk: New file.
4144 * config/avr/t-multilib: New auto-generated file.
4145 * config/avr/multilib.h: New auto-generated file.
4146 * config/avr/t-avr (AVR_MCUS): New variable.
4147 (genopt.sh): Use it.
4148 (s-mlib): Depend on t-multilib.
4149 (t-multilib, multilib.h): New dependencies.
4150 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4151 (MULTILIB_OPTIONS): Remove.
4152 (MULTILIB_MATCHES): Remove.
4153 (MULTILIB_DIRNAMES): Remove.
4154 (MULTILIB_EXCEPTIONS): Remove:
4155 * config/avr/genopt.sh: Don't use hard coded file name;
4156 pass AVR_MCUS from t-avr instead.
4158 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4160 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4162 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4164 Implement light-weight DImode support.
4165 * config/avr/avr-dimode.md: New file.
4166 * config/avr/avr.md: Include it.
4167 (adjust_len): Add plus64, compare64.
4168 (HIDI): Remove code iterator.
4169 (code_stdname): New code attribute.
4170 (rotx, rotsmode): Remove DI.
4171 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4173 * config/avr/avr-protos.h (avr_have_dimode): New.
4174 (avr_out_plus64, avr_out_compare64): New.
4175 * config/avr/avr.c (avr_out_compare): Handle DImode.
4176 (avr_have_dimode): New variable definition and initialization.
4177 (avr_out_compare64, avr_out_plus64): New functions.
4178 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4179 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4180 (avr_compare_pattern): Skip DImode comparisons.
4182 2012-01-02 Revital Eres <revital.eres@linaro.org>
4184 * ddg.c (def_has_ccmode_p): New function.
4185 (add_cross_iteration_register_deps,
4186 create_ddg_dep_from_intra_loop_link): Call it.
4188 2012-01-02 Richard Guenther <rguenther@suse.de>
4191 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4193 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4195 * gcc.c (process_command): Update copyright notice dates.
4196 * gcov.c (print_version): Likewise.
4197 * gcov-dump.c (print_version): Likewise.
4198 * mips-tfile.c (main): Likewise.
4199 * mips-tdump.c (main): Likewise.
4201 2012-01-01 Ira Rosen <irar@il.ibm.com>
4203 PR tree-optimization/51704
4204 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4205 a use is inside the basic block or loop before accessing its vect info.
4207 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4209 PR rtl-optimization/51069
4210 * cfgloopmanip.c (remove_path): Removing path making irreducible
4211 region unconditional makes BB part of the region.
4213 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4215 PR tree-optimization/51683
4216 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4217 calls with side-effects.
4218 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4220 Copyright (C) 2012 Free Software Foundation, Inc.
4222 Copying and distribution of this file, with or without modification,
4223 are permitted in any medium without royalty provided the copyright
4224 notice and this notice are preserved.