1 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5 append program name to it and pass that as first argument
6 to make_relative_prefix. Always pass standard_libexec_prefix
7 as last argument to make_relative_prefix. If
8 make_relative_prefix returns NULL, fall back to
9 standard_libexec_prefix.
12 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
16 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
17 mode, return that mode.
19 2012-05-03 Richard Guenther <rguenther@suse.de>
21 PR tree-optimization/53144
22 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
24 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
26 (vn_reference_lookup_3): Adjust callers.
28 2012-05-02 Jakub Jelinek <jakub@redhat.com>
30 PR tree-optimization/53163
31 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
32 return value from compute_all_dependences.
34 PR rtl-optimization/53160
35 * ree.c (combine_reaching_defs): Handle the case where cand->insn
36 has been modified by ree pass already.
38 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
40 Backport from mainline
41 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
44 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
45 calls to cgraph_node_name in xstrdup.
46 (ipa_make_edge_direct_to_target): Ditto.
47 * tree-sra.c (convert_callers_for_node): Ditto.
48 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
49 * ipa-cp.c (perhaps_add_new_callers): Ditto.
50 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
51 (cgraph_materialize_all_clones): Ditto.
52 * ipa-inline.c (report_inline_failed_reason): Ditto.
53 (want_early_inline_function_p): Ditto.
54 (edge_badness): Ditto.
55 (update_edge_key): Ditto.
56 (flatten_function): Ditto.
58 (inline_always_inline_functions): Ditto.
59 (early_inline_small_functions): Ditto.
61 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
63 Backport from mainline
64 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
66 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
67 Introduce emul_name to select the right linker emulation for
69 * configure: Regenerate.
70 * config.gcc: Add bits to support powerpc64-*-freebsd*.
71 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
72 * config/rs6000/freebsd64.h: New file.
73 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
75 (rs6000_savres_strategy): Likewise.
76 (rs6000_savres_routine_name): Likewise.
77 (rs6000_elf_file_end): Likewise.
78 * config/rs6000/t-freebsd64: New file.
79 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
80 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
82 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
84 Backport from mainline
85 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
88 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
90 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
92 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
93 predicate to discriminate types.
95 2012-04-27 Richard Guenther <rguenther@suse.de>
98 * convert.c (convert_to_integer): Avoid infinite recursion for
99 target-defined built-in types.
101 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
104 * config/cris/cris.md ("*andhi_lowpart_v32")
105 ("*andqi_lowpart_v32"): Change first input-only operand from
106 a (match_operand ...) to (match_dup 0). Drop alternatives with
107 const_int-matching constraints for redundancy.
108 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
109 three-operand alternative.
111 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
113 Backport from mainline
114 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
117 (*addsi_2_zext): Ditto.
118 (*add<mode>_3): Ditto.
119 (*addsi_3_zext): Ditto.
120 (*add<mode>_5): Ditto.
122 2012-04-25 Jakub Jelinek <jakub@redhat.com>
125 * c-typeck.c (set_nonincremental_init,
126 set_nonincremental_init_from_string): Pass true instead of false
127 as IMPLICIT to add_pending_init.
129 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
131 Backport from 2012-04-24 mainline r186768.
134 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
136 2012-04-24 Richard Guenther <rguenther@suse.de>
138 PR tree-optimization/53085
139 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
142 2012-04-24 Jakub Jelinek <jakub@redhat.com>
145 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
147 (output_addressed_constants): Likewise.
150 * varasm.c (get_section): Don't ICE for section conflicts with
151 built-in section kinds.
153 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
155 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
157 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
159 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
161 2012-04-23 Richard Guenther <rguenther@suse.de>
164 * c-typeck.c (build_binary_op): Fix typo.
166 2012-04-23 Jakub Jelinek <jakub@redhat.com>
168 PR tree-optimizations/52891
169 * tree-vect-patterns.c (adjust_bool_pattern): Use
170 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
171 but with non-standard precision.
173 2012-04-22 Ian Lance Taylor <iant@google.com>
175 * godump.c (go_output_typedef): Dump size of structs.
177 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
179 Backport from mainline:
181 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
182 hints for 'A' operand types.
184 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
186 Backport from 2012-04-19 mainline r186588.
189 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
192 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
194 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
196 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
199 * config/i386/sync.md (atomic_<code><mode>): Rename to
200 atomic_<logic><mode>.
202 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
204 Backport from mainline
205 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
209 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
210 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
211 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
212 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
213 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
214 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
215 gen_avx2_permvarv8sf.
217 2012-04-16 Martin Jambor <mjambor@suse.cz>
219 Backported from mainline
221 2012-04-13 Martin Jambor <mjambor@suse.cz>
224 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
225 fold_ctor_reference returns a zero constant.
227 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
229 Backported from mainline
230 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
232 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
233 and __ILP32__ for x32.
235 2012-04-13 Tom de Vries <tom@codesourcery.com>
237 Backport from mainline r186418.
239 2012-04-13 Tom de Vries <tom@codesourcery.com>
241 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
242 parameters vuse and vuse_escaped.
243 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
244 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
247 2012-04-13 Richard Guenther <rguenther@suse.de>
249 PR tree-optimization/52969
250 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
251 the condition for the COND_EXPR and handle predicate negation
252 by swapping the COND_EXPR arms.
254 2012-04-13 Richard Guenther <rguenther@suse.de>
257 * convert.c (convert_to_pointer): Remove special-casing of
260 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
262 Backport from mainline
263 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
266 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
267 the list of options to enable the FCFID instruction.
268 (TARGET_EXTRA_BUILTINS): Adjust comment.
270 2012-04-12 Richard Guenther <rguenther@suse.de>
272 PR tree-optimization/52943
273 * tree-chrec.h (chrec_is_positive): Remove.
274 * tree-scalar-evolution.c (chrec_is_positive): Move ...
275 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
276 Return false for a constant zero instead of negative.
277 (analyze_siv_subscript_cst_affine): Handle zero difference
278 in the initial condition explicitely.
280 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
283 * varasm.c (process_pending_assemble_externals): Set
284 pending_assemble_externals_processed true.
285 (assemble_external): Call assemble_external_real if the pending
286 assemble externals have been processed.
288 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
291 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
292 the DECL generated for the special GOT helper.
294 2012-04-06 Walter Lee <walt@tilera.com>
296 Backport from mainline
297 2012-03-07 Walter Lee <walt@tilera.com>
299 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
300 REG_CFA_* notes for the stack pointer.
301 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
302 EH_RETURN_STACKADJ_RTX.
303 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
304 generate REG_CFA_* notes for the stack pointer.
305 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
306 by EH_RETURN_STACKADJ_RTX.
308 2012-04-06 Matt Turner <mattst88@gmail.com>
310 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
312 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
314 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
315 of the destination isn't also a FP_REGS register.
317 2012-04-03 Richard Guenther <rguenther@suse.de>
319 Backport from mainline
320 2012-03-02 Richard Guenther <rguenther@suse.de>
322 PR tree-optimization/52406
323 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
324 (struct indices): Add unconstrained_base member.
325 (struct dr_alias): Remove unused vops member.
326 (DR_UNCONSTRAINED_BASE): New define.
327 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
328 add indices to allow their disambiguation. Make DR_BASE_OBJECT
329 be an artificial access that covers the whole indexed object,
330 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
331 plain decl base-objects to their MEM_REF variant.
332 (dr_may_alias_p): When the base-object of either data reference
333 has unknown size use only points-to information.
334 (compute_affine_dependence): Make dumps easier to read and
336 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
337 DR_REF when looking for packed references.
338 (vect_supportable_dr_alignment): Likewise.
340 2012-04-03 Richard Guenther <rguenther@suse.de>
342 Backport from mainline
343 2012-03-15 Richard Guenther <rguenther@suse.de>
346 * tree-data-ref.c (subscript_dependence_tester_1): Check
347 all dimensions for non-conflicting access functions.
349 2012-04-03 Richard Guenther <rguenther@suse.de>
351 Backport from mainline
352 2012-03-06 Richard Guenther <rguenther@suse.de>
355 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
357 2012-03-23 Richard Guenther <rguenther@suse.de>
359 PR tree-optimization/52678
360 * tree-vectorizer.h (struct _stmt_vec_info): Add
361 loop_phi_evolution_part member.
362 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
363 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
364 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
365 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
366 Use the cached evolution part and the PHI nodes value from
367 the loop preheader edge instead of re-analyzing the evolution.
369 2012-03-26 Richard Guenther <rguenther@suse.de>
371 PR tree-optimization/52701
372 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
373 compute and set the evolution part of PHI nodes.
375 2012-03-30 Richard Guenther <rguenther@suse.de>
377 PR tree-optimization/52754
378 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
379 propagate arbitrary addresses into really plain dereferences.
381 2012-04-03 Jakub Jelinek <jakub@redhat.com>
383 PR tree-optimization/52835
384 * tree-data-ref.c (build_rdg): Return NULL if
385 compute_data_dependences_for_loop failed.
387 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
389 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
390 (stmt_can_make_abnormal_goto): Use it.
391 (is_ctrl_altering_stmt): Likewise.
393 2012-03-31 Martin Jambor <mjambor@suse.cz>
395 Backported from mainline
396 2012-03-30 Martin Jambor <mjambor@suse.cz>
398 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
399 is a builtin_stack_save in a dominating BB.
401 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
403 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
404 crossing 128bit lane boundary.
406 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
408 Backported from mainline
409 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
414 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
415 * config/i386/i386.c: Include reload.h.
416 (ix86_legitimize_reload_address): New function.
418 2012-03-28 Martin Jambor <mjambor@suse.cz>
420 Backported from mainline
421 2012-03-27 Martin Jambor <mjambor@suse.cz>
424 * tree-sra.c (sra_modify_assign): Do not call
425 load_assign_lhs_subreplacements when working with an unscalarizable
428 2012-03-28 Jakub Jelinek <jakub@redhat.com>
431 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
432 __builtin_va_start to __builtin_next_arg if the latter is
433 builtin_decl_explicit_p rather than when it is not.
436 * tree-vect-generic.c (vector_element): Perform multiplication
437 for pos in bitsizetype type instead of idx type.
439 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
441 Backport from 2012-03-28 mainline r185910.
444 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
445 (avr_builtin_decl): New static function.
446 (struct avr_builtin_description, avr_bdesc): Move up.
447 Add GTY marker. Add field fndecl. Remove redundant field id.
448 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
449 (avr_expand_builtin): Code cleanup because .id is removed.
451 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
454 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
457 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
459 Backport from 2012-03-28 mainline r185907.
462 * config.gcc (tm_file): Remove avr/multilib.h.
464 * doc/invoke.texi (AVR Options): Adjust
465 documentation of -mtiny-stack.
467 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
468 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
469 * config/avr/t-avr: Remove generation of multilib.h.
470 * config/avr/t-multilib: Regenerate.
471 * config/avr/multilib.h: Remove.
472 * config/avr/avr.opt (-msp8): New option.
473 (avr_sp8): New variable.
474 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
475 * config/avr/avr.h (AVR_HAVE_SPH): New define.
476 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
477 (avr_device_to_sp8): New prototype.
478 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
479 (DRIVER_SELF_SPECS): New define.
480 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
481 __AVR_SP8__, __AVR_HAVE_SPH__.
482 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
483 AVR_HAVE_8BIT_SP to decide if SP_H is present.
484 (avr_file_start): Ditto.
486 2012-03-28 Jakub Jelinek <jakub@redhat.com>
489 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
490 instead of 8 in adjust_address.
492 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
494 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
495 of a unit before computing the offset in units.
497 2012-03-27 Richard Guenther <rguenther@suse.de>
500 * fold-const.c (try_move_mult_to_index): Handle &x.array more
503 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
506 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
508 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
511 * varasm.c: Include pointer-set.h.
512 (pending_assemble_externals_set): New pointer set.
513 (process_pending_assemble_externals): Destroy the pointer set.
514 (assemble_external): See if decl is in pending_assemble_externals_set,
515 and add it to pending_assemble_externals if necessary.
516 (init_varasm_once): Allocate pending_assemble_externals_set.
518 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
520 Backported from mainline
521 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
524 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
525 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
526 (vector_ltgt<mode>): Likewise.
527 (vector_ordered<mode>): Likewise.
528 (vector_unordered<mode>): Likewise.
529 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
531 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
533 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
536 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
538 Backported from mainline
539 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
543 * config/sh/sh.c (sh_register_move_cost): Increase cost between
544 GENERAL_REGS and FP_REGS for SImode.
546 2012-03-22 Jakub Jelinek <jakub@redhat.com>
549 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
550 on any new_local_var_chain vars declared during recursing on
551 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
553 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
555 Backport from 2012-03-22 mainline r185692.
558 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
559 (unspecv): Add UNSPECV_MEMORY_BARRIER.
560 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
561 (delay_cycles_1, delay_cycles_2): Ditto.
562 (delay_cycles_3, delay_cycles_4): Ditto.
563 (nopv, *nopv): Ditto.
564 (sleep, *sleep): Ditto.
567 Backport from 2012-03-21 mainline r185605.
569 PR rtl-optimization/52543
571 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
572 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
573 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
574 (avr_load_libgcc_p): Restrict to __flash loads.
575 (avr_out_lpm): Only handle 1-byte loads from __flash.
576 (avr_load_lpm): New function.
577 (avr_find_unused_d_reg): Remove.
578 (avr_out_lpm_no_lpmx): Remove.
579 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
580 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
581 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
582 (load_<mode>, load_<mode>_clobber): New insns.
583 (mov<mode>): For multi-byte move from non-generic
584 16-bit address spaces: Expand to load_<mode> resp.
586 (load<mode>_libgcc): Remove expander.
587 (split-lpmx): Remove split.
589 Backport from 2012-03-13 mainline r185329.
592 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
593 offset (size) to a value the insns can deal with.
594 (expand_epilogue): Ditto.
596 Backport from 2012-03-12 mainline r185256.
599 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
600 type from reg_class_t to enum reg_class.
601 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
603 Backport from 2012-03-12 mainline r185253.
606 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
607 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
608 r184615 from 2012-02-28.
610 Backport from 2012-03-08 mainline r185105.
612 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
613 for constants in [-63,63].
615 Backport from 2012-03-08 mainline r185100.
618 * config/avr/avr.c (avr_mem_clobber): New static function.
619 (avr_expand_delay_cycles): Add memory clobber operand to
620 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
621 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
622 (enable_interrupt, disable_interrupt): New expander.
623 (nopv, sleep, wdr): New expanders.
624 (delay_cycles_1): Add memory clobber.
625 (delay_cycles_2): Add memory clobber.
626 (delay_cycles_3): Add memory clobber.
627 (delay_cycles_4): Add memory clobber.
628 (cli_sei): New insn from former "enable_interrupt",
629 "disable_interrupt" with memory clobber.
630 (*wdt): New insn from former "wdt" with memory clobber.
631 (*nopv): Similar, but for "nopv".
632 (*sleep): Similar, but for "sleep".
634 Backport from 2012-03-07 mainline r185043.
637 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
639 Backport from 2012-03-07 mainline r185032.
642 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
643 to: RAMPZ, RAMPY, RAMPX, RAMPD.
644 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
646 Backport from 2012-03-07 mainline r185031.
649 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
651 * config/avr/avr.md (xload_8): Adjust insn length.
653 Backport from 2012-03-07 mainline r185030.
656 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
657 if RAMPZ affects reading from RAM.
659 Backport from 2012-03-05 mainline r184919.
661 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
663 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
665 Backport from mainline r185259.
668 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
669 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
671 2012-03-22 Jakub Jelinek <jakub@redhat.com>
673 Backported from mainline
674 2012-03-13 Jakub Jelinek <jakub@redhat.com>
677 * c-parser.c (c_parser_postfix_expression)
678 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
680 * config/i386/smmintrin.h: Avoid /* within a comment.
681 * config/i386/nmmintrin.h: Likewise.
683 2012-03-22 Richard Guenther <rguenther@suse.de>
685 * BASE-VER: Set to 4.7.1.
686 * DEV-PHASE: Set to prerelease.
688 2012-03-22 Release Manager
690 * GCC 4.7.0 released.
692 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
694 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
696 2012-03-15 Jakub Jelinek <jakub@redhat.com>
697 Andrew Pinski <apinski@cavium.com>
700 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
701 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
702 calls instead of __builtin_ir{int,ound}*.
704 2012-03-14 Jakub Jelinek <jakub@redhat.com>
707 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
710 2012-03-13 Joseph Myers <joseph@codesourcery.com>
712 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
713 Refer to GCC 4.7 version of c99status.html.
715 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
717 Backport from mainline
718 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
720 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
721 redefine to be NULL if the current bit-size is different from the
724 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
725 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
726 set the default tuning. Add asserts to make sure the cpu and tune
727 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
728 test whether the index is set, instead of > 0.
729 (rs6000_file_start): Do not reset the default cpu if the current
730 bit-size is different from the configured bit-size.
732 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
734 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
736 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
737 Update binutils references.
738 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
739 Update binutils reference.
740 Update Sun as/GNU ld caveat.
741 Document binutils largefile requirement for LTO plugin.
742 Remove reference to alternate libpthread.
744 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
746 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
748 (Specific, mips-sgi-irix6): Likewise.
750 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
752 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
753 * configure: Regenerate.
755 2012-03-07 Richard Henderson <rth@redhat.com>
757 * config/m68k/m68k.h (ISA_HAS_TAS): New.
758 * config/m68k/sync.md (atomic_test_and_set): Use it.
759 (atomic_test_and_set_1): Likewise.
761 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
764 * Makefile.in: Let install-gcc-ar depend on installdirs,
765 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
766 Don't double canonicalize if cross-compiling.
768 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
770 * trans-mem.c: New typedef for tm_region_p.
771 Define vector types for tm_region_p.
772 (tm_region_init): Replace region_worklist to a vector called
775 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
778 * trans-mem.c (tm_region_init): Use last_basic_block.
780 2012-03-05 Richard Henderson <rth@redhat.com>
783 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
784 * omp-low.c (expand_omp_atomic): Assume anything aligned to
785 BIGGEST_ALIGNMENT is aligned.
787 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
789 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
791 2012-03-05 Richard Henderson <rth@redhat.com>
794 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
795 instead of calling negqi2 directly.
797 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
799 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
800 (INTMAX_TYPE): Use it.
801 (UINTMAX_TYPE): Likewise.
802 (SUBTARGET_OVERRIDE_OPTIONS): Define.
803 (irix6_c_common_override_options): Declare.
804 (C_COMMON_OVERRIDE_OPTIONS): Define.
805 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
806 * config/mips/irix6-c.c: New file.
807 * config/mips/t-irix6 (irix6-c.o): New target.
808 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
811 2012-03-02 Richard Henderson <rth@redhat.com>
813 * optabs.c (expand_atomic_test_and_set): Honor
814 atomic_test_and_set_trueval even when atomic_test_and_set
817 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
819 Backport from mainline
820 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
822 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
824 2012-03-02 Richard Guenther <rguenther@suse.de>
826 * DEV-PHASE: Set to prerelease.
828 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
830 * config.gcc (obsolete): Add all ARM targets using the FPA.
831 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
832 * doc/install.texi: Avoid references to obsolete ARM ports.
834 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
836 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
838 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
839 Joern Rennecke <joern.rennecke@embecosm.com>
841 * doc/extend.texi: Expand and update information on interrupt
842 attribute for Epiphany.
844 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
846 * config/sh/sh-protos.h: Update copyright notice dates.
847 * config/sh/sh.h: Likewise.
848 * config/sh/sh.md: Likewise.
849 * config/sh/constraints.md: Likewise.
850 * config/sh/predicates.md: Likewise.
852 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
854 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
855 * config/sh/sh.c (tertiary_reload_operand): Likewise.
857 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
859 * config/sh/constraints.md: Fix comment typo.
861 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
864 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
865 unsigned HOST_WIDE_INT.
866 (zvdep_imm64): Likewise.
867 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
868 (vdepi_and): Likewise.
869 Likewise for unamed 64-bit patterns.
870 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
872 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
875 PR rtl-optimization/52417
876 * cselib.c (cselib_any_perm_equivs): New variable.
877 (cselib_reset_table): Check that it's not set when not
878 preserving constants.
879 (cselib_add_permanent_equiv): Set it.
880 (cselib_have_permanent_equivalences): New.
881 (cselib_init, cselib_finish): Reset it.
882 * cselib.h (cselib_have_permanent_equivalences): Declare.
883 * alias.c (get_addr): Restore earlier behavior when there
884 aren't permanent equivalences.
886 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
888 * config/mn10300/mn10300-modes.def: Fix copyright notice.
889 * config/v850/v850-modes.def: Fix copyright notice.
891 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
893 * doc/extend.texi (AVR Built-in Functions): Document
894 __builtin_avr_flash_segment.
896 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
897 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
898 (*split.flash_segment): New insn-and-split.
899 * config/avr/avr.c (avr_init_builtins): Add local variables:
900 const_memx_void_node, const_memx_ptr_type_node,
901 char_ftype_const_memx_ptr.
903 2012-03-01 Jakub Jelinek <jakub@redhat.com>
905 PR tree-optimization/52445
906 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
907 add ssa_name_ver, offset and size fields and change store field
909 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
910 (add_or_mark_expr): Likewise. Only consider previous stores
911 with the same size and offset.
912 (nt_init_block): Only look at gimple_assign_single_p stmts,
913 doesn't look at rhs2.
915 2012-03-01 Richard Guenther <rguenther@suse.de>
918 * tree-cfg.c (verify_gimple_assign_unary): Allow any
919 conversions from integral types to pointer types.
921 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
923 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
924 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
925 unintentionally removed in r184616.
927 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
929 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
932 2012-02-29 Jakub Jelinek <jakub@redhat.com>
933 Uros Bizjak <ubizjak@gmail.com>
936 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
937 alternatives, add "e" constraint to the new last alternative
938 and ! to last 3 alternatives.
940 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
942 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
943 DW_AT_artificial attributes at the end of the processing.
944 (gen_array_type_die): Likewise.
945 (gen_enumeration_type_die): Likewise.
946 (gen_struct_or_union_type_die): Likewise.
947 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
950 2012-02-29 Jakub Jelinek <jakub@redhat.com>
953 * expr.c (expand_assignment): If doing misaligned store that doesn't
954 cover all mode bits, perform a RMW cycle.
956 PR tree-optimization/52429
957 * tree-parloops.c (separate_decls_in_region_debug): Return early
958 if var is LABEL_DECL.
960 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
962 PR tree-optimization/52424
963 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
964 calling dom_thread_across_edge.
966 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
968 * config/avr/avr.c: Move definition of TARGET macros to end of file.
970 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
972 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
973 * config/avr/avr.c (avr_output_bld): Remove unused function.
974 (avr_out_sbxx_branch): Use "%T" to print bit position.
976 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
978 * config/avr/avr.md: Untabify.
980 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
982 * config/avr/avr.md (eqne): New code iterator.
983 (*dec-and-branchsi): Use it in text peephole's condition.
984 (*dec-and-branchhi): Ditto.
985 (*dec-and-branchqi): Ditto.
987 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
990 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
991 the device does not have the skip-bug.
993 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
995 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
996 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
997 -mpretend-cmove): New.
999 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1002 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1003 doesn't count DEBUG_INSN refs.
1004 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1005 for DEBUG_INSN refs.
1007 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1011 2012-02-20 Richard Guenther <rguenther@suse.de>
1012 PR tree-optimization/52298
1013 * tree-vect-stmts.c (vectorizable_load): Properly use
1014 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1017 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1020 * gimple.h (gimple_in_transaction): New.
1021 (gimple_set_in_transaction): New.
1022 (struct gimple_statement_base): Add in_transaction field.
1023 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1025 (tree_ssa_lim_initialize): Compute transaction bits.
1026 * tree.h (compute_transaction_bits): Protoize.
1027 * trans-mem.c (tm_region_init): Use the heap to store BB
1029 (compute_transaction_bits): New.
1031 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1033 * gcc.c (display_help): Document --help=common and sort entries
1036 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1038 * doc/install.texi: Document check-$LANG specific shortcuts
1040 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1043 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1045 * config/arm/arm_neon.h: Regenerate.
1046 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1047 (neon_vcgeu): New insn.
1048 (neon_vcgtu): Likewise.
1049 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1050 (ops): Unsigned comparison intrinsics call a different
1053 2012-02-28 Richard Guenther <rguenther@suse.de>
1056 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1057 ordering for the VEC_CONCAT for two element vectors for
1058 V2SFmode, V2SImode and V2DImode.
1060 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1063 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1064 detecting big-endian triplets.
1066 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1068 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1069 mode if there is no type information available.
1071 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1073 PR tree-optimization/53207
1074 * doc/invoke.texi: Document as experimental and relying on graphite.
1076 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1078 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1079 of initializer to changes from r184614.
1081 2012-02-28 Richard Guenther <rguenther@suse.de>
1083 PR tree-optimization/52395
1084 * tree-sra.c (build_ref_for_offset): Also look at the base
1085 TYPE_ALIGN when figuring out the alignment of the replacement.
1087 2012-02-28 Richard Guenther <rguenther@suse.de>
1089 PR tree-optimization/52402
1090 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1091 mis-aligned types when creating the accesses at the call site.
1093 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1095 * config/avr/builtins.def: New file.
1096 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1097 * config/avr/avr.c (enum avr_builtin_id): Use it.
1098 (avr_init_builtins): Use it. And use avr_bdesc.
1099 (bdesc_1arg): Remove.
1100 (bdesc_2arg): Remove.
1101 (bdesc_3arg): Remove.
1102 (struct avr_builtin_description): Add field n_args.
1103 (avr_bdesc): New static variable using builtins.def.
1104 (avr_expand_builtin): Use it.
1105 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1106 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1107 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1109 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1112 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1113 match only one single hard register with respective hard reg rtx.
1114 (movmemx_<mode>): Ditto.
1115 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1116 insn anatomy of movmem[x]_<mode>.
1117 (avr_out_movmem): Same for printing assembler and operand usage.
1119 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1123 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1124 address spaces located outside of device flash.
1126 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1127 (mcu_type_s): Add field n_flash.
1128 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1129 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1130 (AVR_MCU): Add N_FLASH argument.
1131 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1132 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1133 macro __FLASH<n> if that address space makes sense for the device.
1134 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1135 outside of target flash.
1136 (avr_asm_named_section): Ditto.
1137 (avr_asm_select_section): Ditto.
1138 (avr_addr_space_convert): Ditto.
1139 (avr_emit_movmemhi): Ditto.
1140 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1141 address space is outside of device flash.
1142 (avr_insert_attributes): Ditto.
1143 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1144 avr_current_arch->n_segments.
1146 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1149 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1151 (*movabs<mode>_2): Likewise.
1153 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1156 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1157 s_register_operand in the test instead of REG_P. Don't call
1158 gen_reg_rtx if it won't be used.
1160 PR tree-optimization/52376
1161 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1163 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1165 * ifcvt.c (noce_get_condition): Check condition variable is not
1166 small_register_classes_for_mode_p before accepting.
1168 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1170 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1172 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1175 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1176 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1178 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1180 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1182 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1184 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1186 * config/sh/predicates.md: Remove blank lines.
1187 * config/sh/sh.c: Fix typos in comments.
1188 * config/sh/constraints.md: Likewise.
1189 * config/sh/sh.md: Remove blank lines.
1190 Fix typos in comments. Use ;; as comment characters.
1192 2012-02-26 Walter Lee <walt@tilera.com>
1194 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1195 (replace_mov_pcrel_step2): Ditto.
1197 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1200 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1201 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1202 and locs that reference values newer than the non-canonical value
1203 at hand. Return the canonical value as a worst case.
1204 (memrefs_conflict_p): Walk canonical value's locs.
1207 * cselib.c (preserve_only_constants): Rename to...
1208 (preserve_constants_and_equivs): ... this. Split out...
1209 (invariant_or_equiv_p): ... this. Preserve plus expressions
1210 of other preserved expressions too.
1211 (cselib_reset_table): Adjust.
1212 * var-tracking.c (reverse_op): Use canonical value to build
1215 2012-02-23 Kai Tietz <ktietz@redhat.com>
1217 * config/i386/i386.c (ix86_delegitimize_address): Handle
1218 UNSPEC_PCREL plus displacement.
1220 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1223 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1224 to test for unusedness in st X addressing.
1226 2012-02-24 Richard Guenther <rguenther@suse.de>
1229 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1230 (is_gimple_reg_type): Move inline ...
1231 * gimple.h (is_gimple_reg_type): ... here.
1233 2012-02-24 Richard Guenther <rguenther@suse.de>
1236 * passes.c (execute_function_todo): When verifying SSA form
1237 verify gimple form first.
1238 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1240 2012-02-24 Richard Guenther <rguenther@suse.de>
1243 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1244 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1246 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1248 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1250 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1252 * tree-phinodes.c (make_phi_node): Mark static.
1253 * tree-flow.h (make_phi_node): Remove extern decl.
1254 * doc/gimple.texi (make_phi_node): Remove documentation.
1256 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1258 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1259 * tree-ssa-sccvn.c (print_scc): Ditto.
1261 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1263 * doc/passes.texi (Full redundancy elimination): Fix typo.
1265 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1267 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1269 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1272 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1274 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1277 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1279 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1281 * config/avr/avr.md (code_stdname): Add ior, xor.
1282 (xior): New code iterator.
1283 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1284 (*<code_stdname><mode>qi.byte1-3): Ditto.
1286 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1288 PR tree-optimization/52019
1289 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1292 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1294 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1295 HAVE_INITFINI_ARRAY to work around namespace pollution in
1296 certain versions of newlib system headers.
1297 * config.in: Regenerate.
1298 * configure: Regenerate.
1299 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1300 instead of HAVE_INITFINI_ARRAY.
1302 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1305 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1306 is not offsettable memory reference.
1308 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1311 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1312 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1314 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1316 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1317 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1319 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1321 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1322 library on Solaris 8 even without TLS support.
1323 * configure: Regenerate.
1325 2012-02-22 Richard Guenther <rguenther@suse.de>
1328 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1329 for GIMPLE_DEBUG stmts.
1331 2012-02-22 Martin Jambor <mjambor@suse.cz>
1334 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1335 according to the base object.
1337 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1339 PR rtl-optimization/50063
1340 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1341 and 2 (8-bit SP) in operand 2.
1342 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1343 setup to use movhi_sp_r instead of vanilla move to write SP.
1344 Adjust REG_CFA notes to superseed unspec.
1345 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1347 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1348 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1349 irq_state 1 (IRQ known to be on) here.
1351 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1353 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1355 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1356 assign_hard_reg): Likewise.
1358 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1360 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1362 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1365 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1366 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1368 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1370 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1371 prototype from here to...
1372 * config/avr/avr.h: ...here.
1374 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1377 * thumb2.md (thumb2_shiftsi3_short): Split register and
1378 immediate shifts. For register shifts tie operands 0 and 1.
1379 (peephole2 for above): Check that register-controlled shifts
1380 have suitably tied operands.
1382 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1385 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1386 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1387 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1388 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1389 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1390 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1391 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1392 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1393 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1394 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1395 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1396 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1397 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1398 bdver1_ssevector_avx256_unaligned_load,
1399 bdver1_ssevector_sse128_unaligned_load,
1400 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1401 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1402 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1403 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1404 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1405 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1406 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1407 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1408 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1409 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1410 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1411 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1412 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1413 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1414 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1415 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1416 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1417 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1418 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1419 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1420 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1421 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1422 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1423 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1424 bdver1_ssediv_double_load, bdver1_ssediv_double,
1425 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1426 Add "bdver2" attribute.
1428 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1430 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1431 default if possible and not specified otherwise.
1433 2012-02-21 Richard Guenther <rguenther@suse.de>
1436 * gimplify.c (create_tmp_from_val): Use the main variant type
1437 for the type of the temporary we create.
1439 2012-02-21 Richard Guenther <rguenther@suse.de>
1441 PR tree-optimization/52324
1442 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1443 do not gimplify a MEM_REF address operand if it is already
1446 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1448 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1449 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1451 2012-02-21 Richard Guenther <rguenther@suse.de>
1453 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1454 nested_in_vect_loop.
1456 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1458 PR tree-optimization/52318
1459 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1460 vdef also to non-pure/const call stmts in the sequence.
1462 2012-02-20 David S. Miller <davem@davemloft.net>
1464 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1465 don't use the "rd %pc" instruction on v9 for PIC register loads.
1467 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1470 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1471 in a transaction safe function.
1473 2012-02-20 Kai Tietz <ktietz@redhat.com>
1476 * stor-layout.c (place_field): Handle desired_align for
1479 2012-02-20 Richard Guenther <rguenther@suse.de>
1481 PR tree-optimization/52298
1482 * tree-vect-stmts.c (vectorizable_store): Properly use
1483 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1485 (vectorizable_load): Likewise.
1486 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1487 Access DR_STEP after ensuring it is not NULL.
1489 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1491 PR tree-optimization/52286
1492 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1493 optimization use double_int_to_tree instead of build_int_cst_wide,
1494 rewrite to use double_int vars.
1496 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1499 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1501 Remove -e 0 from $gcc_cv_ld invocation.
1502 Only use __GLIBC_PREREQ if defined.
1503 Enable on Solaris since Solaris 8 patch.
1504 (gcc_SUN_LD_VERSION): New macro.
1505 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1506 gcc_SUN_LD_VERSION for version number format.
1507 * configure: Regenerate.
1508 * varasm.c (get_elf_initfini_array_priority_section): Set
1509 SECTION_NOTYPE for non-default priority.
1510 Use get_section instead of get_unnamed_section to emit
1511 .init_array/.fini_array with default priority.
1513 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1515 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1516 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1517 (mips_start_unique_function, mips_output_mips16_rdhwr)
1518 (mips_code_end): New functions.
1519 (TARGET_ASM_CODE_END): Define.
1521 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1523 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1524 to stubs with non-sibling calls.
1526 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1528 * doc/invoke.texi (-fira-* options): Copy-edit.
1529 (ira-* parameters): Copy-edit.
1531 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1533 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1534 GCC coding conventions.
1536 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1538 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1539 when used as adjectives.
1541 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1543 * doc/invoke.texi: Clean up "that"/"which" confusion.
1545 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1547 * system.h: Poison SMALL_REGISTER_CLASSES
1548 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1549 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1551 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1553 PR tree-optimization/52285
1554 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1555 when deciding if a call is a tail call or tail recursion.
1557 2012-02-16 Kai Tietz <ktietz@redhat.com>
1559 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1560 interger-constant displacement for UNSPEC_PCREL.
1562 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1564 PR rtl-optimization/52208
1565 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1566 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1568 PR tree-optimization/52255
1569 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1570 loop->header has virtual PHI, but exit_e->dest doesn't, add
1571 virtual PHI to exit_e->dest and adjust all uses after the loop.
1574 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1575 children with clone_tree_hash, not after it.
1577 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1579 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1580 extended identifiers.
1582 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1585 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1586 a same_body_alias, also test whether e->callee isn't a former
1587 or current clone of the decl this is a same body alias of.
1589 PR translation/52264
1590 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1592 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1594 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1596 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1599 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1600 force_reg instead of copy_to_reg for better optimization. Force
1601 non-register or memory operands into a register.
1603 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1605 * extend.texi: Reserve upper bits of memory model for future use.
1607 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1608 Anatoly Sokolov <aesok@post.ru>
1609 Eric Weddington <eric.weddington@atmel.com>
1612 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1613 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1614 Rewrite initializers for .macro.
1615 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1616 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1617 atxmega32d4, atxmega32x1.
1618 avrxmega4: atxmega64a3, atxmega64d3.
1619 avrxmega5: atxmega64a1, atxmega64a1u.
1620 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1621 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1622 avrxmega7: atxmega128a1, atxmega128a1u.
1623 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1624 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1625 (struct base_arch_s): Rename reserved to xmega_p.
1626 Rename reserved2 to have_rampd.
1627 (AVR_XMEGA): New define.
1628 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1629 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1630 * config/avr/predicates.md (io_address_operand): Take into
1632 (low_io_address_operand): Ditto.
1633 (high_io_address_operand): Ditto.
1634 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1635 (enabled, movhi_sp_r): Use them.
1636 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1637 cpp_define_formatted to built-in define __AVR_ARCH__.
1638 (__AVR_XMEGA__): New built-in define.
1639 (__AVR_HAVE_RAMPD__): New built-in define.
1640 (__AVR_HAVE_RAMPX__): New built-in define.
1641 (__AVR_HAVE_RAMPY__): New built-in define.
1642 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1644 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1645 (avr_option_override): Initialize them.
1646 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1647 (avr_init_expanders): Initialize them. No more block several calls.
1648 (emit_push_sfr): New static function.
1649 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1651 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1652 (avr_print_operand): Print addreeses as symbols for
1653 RAMPX, RAMPY, RAMPD, CCP.
1654 (output_movhi): Handle AVR_XMEGA when writing to SP.
1655 (avr_out_movhi_mr_r_xmega): New static function.
1656 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1657 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1658 __RAMPD__, __CCP__ as needed.
1660 * config/avr/multilib.h: Regenerate.
1661 * config/avr/t-multilib: Regenerate.
1662 * config/avr/avr-tables.opt: Regenerate.
1664 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1666 PR tree-optimization/50561
1667 * graphite-flattening.c (lst_project_loop): Do not
1668 remove old scattering dimensions after flattening.
1669 (lst_do_flatten): Likewise.
1671 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1673 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1674 __builtin_avr_map8, __builtin_avr_map16.
1675 Document __builtin_avr_insert_bits.
1677 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1678 (insert_bits): New insn.
1679 (adjust_len.map_bits): Rename to insert_bits.
1680 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1681 * avr-protos.h (avr_out_map_bits): Remove.
1682 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1683 * config/avr/constraints.md (Cxf,C0f): New.
1684 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1685 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1686 New built-in define __BUILTIN_AVR_INSERT_BITS.
1687 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1688 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1689 (avr_move_bits): Rewrite.
1690 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1692 (avr_map_op_t): New typedef.
1693 (avr_map_op): New static variable.
1694 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1695 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1696 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1697 (bdesc_3arg, avr_expand_triop_builtin): New.
1698 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1699 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1700 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1701 (avr_map_equal_p, avr_map_sig_p): Remove.
1702 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1703 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1704 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1705 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1706 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1707 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1709 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1711 * config/c6x/c6x.md (reserve_cycles): New attribute.
1712 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1713 don't reserve functional units after the branch occurs.
1715 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1718 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1719 functions into non-tm_pure functions.
1721 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1724 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1725 (iterative_hash_canonical_type): Likewise.
1726 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1729 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1731 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1732 sched-group insn, it either remains alone or the entire list is pruned.
1734 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1736 * doc/install.texi (Prerequisites): Fix grammar.
1737 (Configuration): Likewise.
1739 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1741 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1742 MPC as part of GCC before describing configuring with --with-gmp etc.
1743 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1744 sources are present.
1746 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1749 * dwarf2out.c (clone_tree_hash): New function.
1750 (copy_decls_walk): Use it instead of clone_tree.
1752 2012-02-14 Richard Guenther <rguenther@suse.de>
1754 PR tree-optimization/52244
1755 PR tree-optimization/51528
1756 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1757 replacements for integral types.
1759 2012-02-14 Walter Lee <walt@tilera.com>
1761 * config.gcc: Handle tilegx and tilepro.
1762 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1764 Add HAVE_AS_TLS check for tilegx and tilepro.
1765 * configure: Regenerate.
1766 * doc/contrib.texi: Add Mat Hostetter and self.
1767 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1768 Document instruction intrinsics and network accessing intrinsics.
1769 (TILEPro Built-in Functions): New node. Document instruction
1770 intrinsics and network accessing intrinsics.
1771 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1772 (Specific, tilepro-*-linux*): Likewise.
1773 * doc/invoke.texi (TILE-Gx Options): New section.
1774 (TILEPro Options): New section.
1775 * doc/md.texi (TILE-Gx): New section.
1776 (TILEPro): New section.
1777 * common/config/tilegx/tilegx-common.c: New file.
1778 * common/config/tilepro/tilepro-common.c: New file.
1779 * config/tilegx/constraints.md: New file.
1780 * config/tilegx/linux.h: New file.
1781 * config/tilegx/mul-tables.c: New file.
1782 * config/tilegx/predicates.md: New file.
1783 * config/tilegx/sync.md: New file.
1784 * config/tilegx/t-tilegx: New file.
1785 * config/tilegx/tilegx-builtins.h: New file.
1786 * config/tilegx/tilegx-c.c: New file.
1787 * config/tilegx/tilegx-generic.md: New file.
1788 * config/tilegx/tilegx-modes.def: New file.
1789 * config/tilegx/tilegx-multiply.h: New file.
1790 * config/tilegx/tilegx-protos.h: New file.
1791 * config/tilegx/tilegx.c: New file.
1792 * config/tilegx/tilegx.h: New file.
1793 * config/tilegx/tilegx.md: New file.
1794 * config/tilegx/tilegx.opt: New file.
1795 * config/tilepro/constraints.md: New file.
1796 * config/tilepro/gen-mul-tables.cc: New file.
1797 * config/tilepro/linux.h: New file.
1798 * config/tilepro/mul-tables.c: New file.
1799 * config/tilepro/predicates.md: New file.
1800 * config/tilepro/t-tilepro: New file.
1801 * config/tilepro/tilepro-builtins.h: New file.
1802 * config/tilepro/tilepro-c.c: New file.
1803 * config/tilepro/tilepro-generic.md: New file.
1804 * config/tilepro/tilepro-modes.def: New file.
1805 * config/tilepro/tilepro-multiply.h: New file.
1806 * config/tilepro/tilepro-protos.h: New file.
1807 * config/tilepro/tilepro.c: New file.
1808 * config/tilepro/tilepro.h: New file.
1809 * config/tilepro/tilepro.md: New file.
1810 * config/tilepro/tilepro.opt: New file.
1812 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1814 PR tree-optimization/52210
1815 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1816 vect_model_simple_cost with two entry vect_def_type array instead
1817 of an address of dt.
1819 2012-02-14 Richard Guenther <rguenther@suse.de>
1822 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1823 Do not stream DECL_QUALIFIER.
1824 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1825 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1826 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1828 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1831 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1834 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1837 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1838 * cselib.c (cselib_subst_to_values_from_insn): New function.
1839 * sched-deps.c (add_insn_mem_dependence,
1840 sched_analyze_1, sched_analyze_2): Use it.
1842 2012-02-13 Jan Hubicka <jh@suse.cz>
1845 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1847 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1849 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1850 (GTM_SELF_SPECS): Define if not already defined.
1851 (driver_self_specs): Add GTM_SELF_SPECS.
1852 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1853 (GTM_SELF_SPECS): Define.
1854 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1855 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1857 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1859 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1862 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1865 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1866 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1868 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1871 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1873 2012-02-13 Richard Guenther <rguenther@suse.de>
1875 PR translation/52211
1876 * passes.c (enable_disable_pass): Fix typo.
1878 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1881 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1882 XOR for reduce_bit_field if type is unsigned.
1884 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1886 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1887 disallow changes from SFmode to mode with different size in FP regs.
1889 2012-02-12 Robert Millan <rmh@gnu.org>
1890 Gerald Pfeifer <gerald@pfeifer.com>
1892 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1895 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1897 PR rtl-optimization/52175
1898 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1899 to frame-related instructions.
1901 2012-02-10 Jason Merrill <jason@redhat.com>
1904 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1905 (demangle_new_symbols): Fill it.
1906 (scan_linker_output): Walk it.
1907 (start_tweaking): Split out from scan_linker_output.
1908 (maybe_tweak): Update sym->chosen.
1909 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1911 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1914 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1916 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1918 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1919 having the same mode as previous compare.
1921 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1923 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1924 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1925 (nonlocal_goto_internal): Likewise.
1926 (nonlocal_goto): Emit a use and an indirect jump directly.
1928 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1931 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1932 __atomic_{is,always}_lock_free.
1934 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1937 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1938 negative constant address for x32.
1940 2012-02-10 Richard Henderson <rth@redhat.com>
1942 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1943 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1944 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1946 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1947 Ira Rosen <irar@il.ibm.com>
1949 PR tree-optimization/50031
1950 * targhooks.c (default_builtin_vectorization_cost): Handle
1952 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1953 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1954 all types of reduction and pattern statements.
1955 (vect_estimate_min_profitable_iters): Likewise.
1956 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1957 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1958 for explicit realigns.
1959 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1960 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1962 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1963 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1964 vec_perm for VSX and handle vec_promote_demote.
1966 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1969 * builtins.c (fold_builtin_atomic_always_lock_free,
1970 expand_builtin_atomic_always_lock_free,
1971 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1972 Return and/or test boolean_true_node/boolean_false_node instead of
1973 integer_one_node/integer_zero_node.
1975 2012-02-10 Jan Hubicka <jh@suse.cz>
1978 * predict.c (predict_paths_for_bb): Prevent looping.
1979 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1981 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1983 * config/arm/arm.c (output_move_double): In one case properly
1984 count number of instructions that will be emitted.
1986 2012-02-10 Richard Guenther <rguenther@suse.de>
1988 PR translation/52193
1989 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1991 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1994 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1996 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1999 * var-tracking.c (emit_note_insn_var_location): If
2000 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2001 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2002 non-NOTE_DURING_CALL_P insn.
2004 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2007 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2009 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2012 * gcc.c (switch_matches) Support switches with separated form,
2015 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2017 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2019 (RAMPZ_ADDR): Ditto.
2020 * config/avr/avr.c (avr_addr_t): New typedef.
2021 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2022 (avr_init_expanders): Initialize it.
2023 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2025 (expand_epilogue): Ditto.
2026 (avr_print_operand): Ditto.
2027 (avr_file_start): Ditto.
2028 (avr_emit_movmemhi): Ditto.
2030 2012-02-08 Richard Guenther <rguenther@suse.de>
2032 PR tree-optimization/46886
2033 * tree-flow.h (do_while_loop_p): Declare.
2034 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2035 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2037 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2039 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2040 always succeed for integers larger than a native word.
2042 2012-02-08 Richard Guenther <rguenther@suse.de>
2044 PR rtl-optimization/52170
2045 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2046 properly handle integer vector modes.
2048 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2050 PR gcov-profile/52150
2051 * coverage.c: Include target.h.
2052 (build_var): Call targetm.strip_name_encoding on the assembler name.
2053 Change one _ into . or $ if the target allows it.
2054 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2056 PR rtl-optimization/52139
2057 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2058 is a BARRIER after emit_insn_after_noloc, move BB_END
2059 to the last non-BARRIER insn before it.
2061 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2064 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2065 (mips_gimplify_va_arg_expr): Call it instead of
2066 std_gimplify_va_arg_expr.
2068 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2070 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2071 message for -mno-pointers-to-nested-function.
2073 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2076 * expr.c (get_inner_reference): If there is an offset, add a negative
2077 bit position to it (if any).
2079 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2081 PR rtl-optimization/52060
2082 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2083 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2084 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2085 and/or i0src_copy2 when needed.
2087 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2089 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2090 or LTOPLUGINSONAME if have_c.
2092 * config/freebsd-spec.h: Add comment about what macros can be defined
2094 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2095 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2098 2012-02-07 Richard Guenther <rguenther@suse.de>
2100 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2101 newline in -alias dumps.
2103 2012-02-07 Kai Tietz <ktietz@redhat.com>
2104 Dave Korn <dave.korn.cygwin@gmail.com>
2107 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2108 Take care that typinfo gets dllexport-attribute.
2110 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2113 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2114 if modifier < EXPAND_SUM call force_operand on the result.
2116 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2118 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2119 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2121 (epiphany_function_type): Replace types for specific interrupts with
2122 EPIPHANY_FUNCTION_INTERRUPT.
2123 (EPIPHANY_INTERRUPT_P): Update.
2124 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2125 New static function.
2126 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2127 <disinterrupt>: Affects type identity.
2128 (epiphany_handle_interrupt_attribute): Handle variable number of
2130 (epiphany_compute_function_type): Update for new
2131 epiphany_function_type definition.
2132 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2133 handlers with a longcall forwarder.
2134 (epiphany_start_function): Handle multiple interrupt arguments and/or
2135 forwarder_section attribute.
2137 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2140 2012-02-07 Alan Modra <amodra@gmail.com>
2143 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2146 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2148 PR tree-optimization/50969
2149 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2150 use vec_perm rather than vector_stmt.
2151 (vect_model_load_cost): Likewise.
2152 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2153 vec_perm to be the same as other vector statements.
2154 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2155 cost of vec_perm for TARGET_VSX.
2157 2012-02-06 Richard Guenther <rguenther@suse.de>
2159 PR tree-optimization/52115
2160 * tree-sra.c (access_has_replacements_p): New function.
2161 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2163 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2166 * trans-mem.c (expand_call_tm): Add an assertion.
2167 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2170 2012-02-06 Richard Guenther <rguenther@suse.de>
2172 PR tree-optimization/50955
2173 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2174 raise cost of expressions that replace an address with an
2175 expression based on a different pointer.
2177 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2180 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2181 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2183 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2186 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2187 -Weffc++ and specify guidelines come from second edition.
2189 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2191 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2192 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2193 (call_direct_split, call_value_split, call_value_internal_direct)
2194 (call_value_direct_split, call_value_multiple_split): Use jal and
2195 jal_macro attributes.
2197 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2199 * reload1.c (reload_regs_reach_end_p): Replace with...
2200 (reload_reg_rtx_reaches_end_p): ...this function.
2201 (new_spill_reg_store): Update commentary.
2202 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2203 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2204 before setting new_spill_reg_store.
2205 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2206 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2207 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2208 for non-spill reload registers.
2210 2012-02-05 Ira Rosen <irar@il.ibm.com>
2212 PR tree-optimization/52091
2213 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2214 (vect_is_simple_use_1): Likewise.
2215 * tree-vect-loop.c (vectorizable_reduction): Update calls
2216 to vect_is_simple_use_1 and vect_is_simple_use.
2217 (vectorizable_live_operation): Likewise.
2218 * tree-vect-patterns.c (widened_name_p,
2219 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2220 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2221 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2222 vectorizable_shift,vectorizable_operation, vectorizable_store,
2223 vectorizable_load): Likewise.
2224 (vect_is_simple_cond): Add an argument, pass it to
2225 vect_is_simple_use_1.
2226 (vectorizable_condition): Update calls to vect_is_simple_cond,
2228 (vect_is_simple_use): Add an argument, the statement in which
2229 OPERAND is used. Check that if OPERAND's def stmt is a double
2230 reduction phi node, the use is a phi node too.
2231 (vect_is_simple_use_1): Add an argument, pass it to
2233 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2234 to vect_is_simple_use.
2236 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2238 PR rtl-optimization/52095
2239 * modulo-sched.c (dump_insn_locator): New function.
2240 (loop_canon_p, sms_schedule): Use it.
2242 PR rtl-optimization/52113
2243 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2244 even for decomposable shift/zext insns.
2246 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2247 Zdenek Dvorak <ook@ucw.cz>
2249 PR rtl-optimization/52092
2250 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2251 on get_iv_value result.
2253 2012-02-02 Andrew Pinski <apinski@cavium.com>
2257 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2259 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2262 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2264 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2266 PR rtl-optimization/49800
2267 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2268 (sched_finish): Call regstat_free_n_sets_and_refs.
2270 2012-02-02 Jia Liu <proljc@gmail.com>
2272 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2275 2012-02-02 Jan Hubicka <jh@suse.cz>
2276 Tom de Vries <tom@codesourcery.com>
2279 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2280 * varpool.c (varpool_analyze_pending_decls): Likewise.
2282 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2283 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2285 * config.gcc: Add cr16-* support.
2287 * doc/extend.texi: Document cr16 extensions.
2288 * doc/install.texi: Document cr16 install.
2289 * doc/invoke.texi: Document cr16 options.
2290 * doc/md.texi: Document cr16 constraints.
2292 * common/config/cr16/cr16-common.c: New file.
2293 * config/cr16/cr16.c: New file.
2294 * config/cr16/cr16.h: New file.
2295 * config/cr16/cr16.md: New file.
2296 * config/cr16/cr16.opt: New file.
2297 * config/cr16/cr16-protos.h: New file.
2298 * config/cr16/predicates.md: New file.
2299 * config/cr16/constraints.md: New file.
2300 * config/cr16/t-cr16: New file.
2302 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2305 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2306 that operands[2] is either immediate, or q_regs_operand.
2308 PR tree-optimization/52073
2309 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2310 a pattern stmt for pattern uses, ignore uses outside of the loop.
2312 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2314 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2315 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2316 (OUT_AS1, OUT_AS2): Remove.
2318 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2320 PR rtl-optimization/51374
2321 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2322 to cross other volatile_refs_p insns.
2324 2012-02-01 Richard Guenther <rguenther@suse.de>
2326 * doc/invoke.texi (fno-inline): Clarify documentation.
2327 (finline-small-functions): Likewise.
2328 (finline-functions): Likewise.
2329 * common.opt (finline): Adjust comment and documentation.
2330 (finline-small-functions): Clarify documentation.
2331 (finline-functions): Likewise.
2332 (finline-functions-called-once): Likewise.
2334 2012-02-01 Tristan Gingold <gingold@adacore.com>
2336 * c-typeck.c (composite_type): Keep mode for pointers.
2338 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2340 * function.h (regno_reg_rtx): Adjust comment.
2341 * reginfo.c (init_reg_modes_target): Only use the previous mode
2342 if it fits within one register. Remove MIPS comment.
2344 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2347 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2349 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2351 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2352 to srak instruction.
2354 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2356 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2358 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2363 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2365 2012-01-31 Richard Guenther <rguenther@suse.de>
2367 PR tree-optimization/51528
2368 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2371 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2376 * ree.c (add_removable_extension): Change def_map argument
2377 to unsigned *, store in def_map 1 + offset into *insn_list vector
2378 instead of pointers into the vector.
2379 (find_removable_extensions): Adjust caller.
2381 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2383 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2384 Transform all "* quoted-c-code" to { c-code }.
2385 Remove redundant test for "optimize" in combine patterns.
2386 Move (include "avr-dimode.md") to end of file.
2388 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2391 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2392 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2394 2012-01-30 Richard Guenther <rguenther@suse.de>
2396 PR tree-optimization/52028
2397 * tree-loop-distribution.c (ldist_gen): Properly update
2400 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2403 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2404 set_cur_line_info_table if not emitting debug info.
2406 PR tree-optimization/52046
2407 * tree-vect-patterns.c (check_bool_pattern): Give up if
2408 a comparison could throw.
2411 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2413 2012-01-30 Richard Guenther <rguenther@suse.de>
2415 PR tree-optimization/52045
2416 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2417 SSA form if cfgcleanup did anything.
2419 2012-01-30 Richard Guenther <rguenther@suse.de>
2421 PR tree-optimization/52045
2422 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2423 before computing final todo.
2425 2012-01-30 Richard Guenther <rguenther@suse.de>
2427 PR tree-optimization/51528
2428 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2431 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2433 * df-problems.c (df_kill_notes): Check that the use refers
2434 to the note under examination.
2436 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2439 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2440 parameter and use short-lived pseudos.
2441 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2442 (sparc_expand_vector_init): Const-ify local variables and adjust
2443 calls to above functions.
2445 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2447 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2449 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2451 * doc/invoke.texi: Make usage of "compile time" and
2452 "run time"/"runtime" consistent throughout the file.
2454 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2456 * config/alpha/alpha.c (alpha_option_override): Default to
2457 full IEEE compliance mode for Go language.
2459 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2461 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2462 (LINK_SSP_SPEC): Define.
2464 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2467 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2470 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2472 * doc/invoke.texi: Correct hyphenation of "floating point",
2473 "double precision", and related terminology throughout the file.
2475 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2478 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2479 arm_general_register_operand predicate for operand 2 instead of
2482 2012-01-27 Ian Lance Taylor <iant@google.com>
2485 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2486 * builtins.c (expand_builtin_init_trampoline): Add onstack
2487 parameter. Change caller.
2488 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2489 * tree.c (build_common_builtin_nodes): Declare
2490 __builtin_init_heap_trampoline.
2492 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2494 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2495 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2496 * config/avr/avr.c: Ditto.
2497 (avr_regnames): Remove because unused.
2498 * config/avr/avr.md (*cpse.ne): New peephole.
2499 (*cpse.eq): New peephole from former cpse peepholes.
2501 2012-01-27 Michael Eager <eager@eagercon.com>
2503 * config/microblaze.c (microblaze_emit_compare): Correct
2504 test after pcmp instruction.
2506 2012-01-27 Richard Guenther <rguenther@suse.de>
2508 PR tree-optimization/52020
2509 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2511 2012-01-27 Richard Guenther <rguenther@suse.de>
2513 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2514 function non-const/pure.
2516 2012-01-27 Richard Guenther <rguenther@suse.de>
2518 PR tree-optimization/50444
2519 * tree-sra.c (build_ref_for_offset): Properly adjust the
2520 MEM_REF type for unaligned accesses.
2522 2012-01-27 Richard Guenther <rguenther@suse.de>
2524 PR tree-optimization/50444
2525 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2526 (expand_assignment): Use it. Properly handle misaligned
2527 bases when expanding stores to component references.
2528 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2531 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2534 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2535 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2536 * tree-data-ref.c (find_data_references_in_loop): Make static.
2537 (compute_all_dependences): Change return type to bool. Bail out
2538 for too many datarefs in a loop. Move the hunk resetting the data
2539 dependences vector from ...
2540 (compute_data_dependences_for_loop): ... here. Account for
2541 compute_all_dependences returning false.
2542 (compute_data_dependences_for_bb): Likewise.
2543 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2544 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2546 2012-01-27 Richard Guenther <rguenther@suse.de>
2549 * expr.c (store_field): Use the alias-set of the scratch memory
2552 2012-01-27 Tom de Vries <tom@codesourcery.com>
2554 PR tree-optimization/51990
2555 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2557 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2559 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2562 * var-tracking.c (reverse_op): Don't add any reverse operation
2563 if V already has any constant locations.
2565 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2567 * doc/invoke.texi: Correct usage of "command line" (noun)
2568 vs "command-line" (adjective) throughout.
2570 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2572 * doc/invoke.texi (Language Independent Options): Move
2573 -Wcoverage-mismatch blurb from here....
2574 (Warning Options): ...to here.
2576 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2578 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2579 Set rs6000_always_hint to false for 476.
2581 2012-01-27 Matthias Klose <doko@ubuntu.com>
2583 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2585 * incpath.c (add_standard_paths): Likewise.
2587 2012-01-27 Richard Henderson <rth@redhat.com>
2589 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2590 * config/m68k/sync.md (atomic_test_and_set): Rename from
2591 sync_test_and_setqi and adjust the operands.
2592 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2593 and unconditionally enable.
2595 2012-01-27 Richard Henderson <rth@redhat.com>
2597 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2598 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2599 (ldstub): Rename from ldstubqi.
2600 (ldstub<I24MODE>): Remove.
2602 2012-01-27 Richard Henderson <rth@redhat.com>
2604 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2605 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2606 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2607 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2608 * doc/tm.texi: Rebuild.
2610 2012-01-27 Richard Henderson <rth@redhat.com>
2612 * optabs.c (gen_atomic_test_and_set): Remove default.
2613 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2615 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2617 PR rtl-optimization/51978
2618 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2619 (combine_reaching_defs): Likewise.
2620 (struct re_info): Remove.
2621 (add_removable_extension): Remove x and data arguments,
2622 add insn, insn_list and def_map. Use the arguments directly
2623 instead of using struct re_info.
2624 (find_removable_extensions): Don't call add_removable_extension
2625 through note_stores, instead just call it with single_set
2627 (find_and_remove_re): Pass curr_cand->expr instead of
2628 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2630 2012-01-26 Michael Matz <matz@suse.de>
2632 PR tree-optimization/46590
2633 * cfgexpand.c: Revert last change (r183305).
2634 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2636 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2637 checking for emptiness.
2639 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2642 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2643 non-addressable non-BLKmode base correctly.
2645 2012-01-26 Michael Matz <matz@suse.de>
2647 PR tree-optimization/48794
2648 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2649 regions referenced from RESX/EH_DISPATCH.
2651 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2653 * config/s390/s390.h: Make BRANCH_COST an option.
2654 * config/s390/s390.opt: New option -mbranch-cost.
2656 2012-01-26 Richard Henderson <rth@redhat.com>
2658 Revert 2012-01-24 change:
2659 * trans-mem.c (requires_barrier): Do not instrument thread local
2660 variables and emit save/restore for them.
2662 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2665 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2668 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2670 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2673 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2676 Rename __pgm to __flash.
2677 Rename __pgm1 to __flash1.
2678 Rename __pgm2 to __flash2.
2679 Rename __pgm3 to __flash3.
2680 Rename __pgm4 to __flash4.
2681 Rename __pgm5 to __flash5.
2682 Rename __pgmx to __memx.
2683 * doc/extend.texi (AVR Named Address Spaces)
2684 Rename address space names as indicated above.
2685 * config/avr/avr.c (avr_addrspace): Ditto.
2687 * config/avr/avr-protos.h
2688 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2689 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2690 * config/avr/predicates.md: Ditto.
2691 * config/avr/avr.c Ditto, and
2692 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2693 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2695 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2696 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2697 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2698 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2699 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2700 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2701 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2702 * config/avr/avr.c: Ditto.
2703 * config/avr/avr.md: Ditto.
2705 2012-01-25 Jason Merrill <jason@redhat.com>
2708 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2710 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2712 PR tree-optimization/51987
2713 * tree-data-ref.c (get_references_in_stmt): Handle references in
2714 non-volatile GIMPLE_ASM.
2716 2012-01-25 Richard Guenther <rguenther@suse.de>
2718 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2719 bases are dereferenced.
2721 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2723 PR rtl-optimization/48374
2724 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2726 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2728 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2729 compute_data_dependences_for_loop returns false.
2730 * tree-parloops.c (loop_parallel_p): Likewise.
2732 2012-01-25 Richard Guenther <rguenther@suse.de>
2734 * tree.h (get_pointer_alignment_1): Declare.
2735 * builtins.c (get_pointer_alignment_1): New function.
2736 (get_pointer_alignment): Use it.
2738 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2740 PR rtl-optimization/48308
2741 * combine.c (enum undo_kind): Add UNDO_LINKS.
2742 (struct undo): Add member l to other_contents and where.
2743 (do_SUBST_LINK): New.
2745 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2746 (undo_all): Handle UNDO_LINKS.
2748 2012-01-25 Richard Henderson <rth@redhat.com>
2750 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2753 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2755 * optabs.c (gen_atomic_test_and_set): Use each argument.
2757 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2759 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2760 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2761 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2762 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2763 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2764 TARGET_PAIRED_SINGLE_FLOAT.
2766 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2768 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2769 (in_struct, return_val): Remove MEM documentation.
2770 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2771 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2772 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2774 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2775 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2776 * expr.c (store_field): Likewise.
2777 * function.c (assign_stack_temp_for_type): Likewise.
2778 * ifcvt.c (noce_try_cmove_arith): Likewise.
2779 * reload1.c (reload): Likewise.
2780 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2781 (alpha_set_memflags): Likewise.
2782 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2784 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2786 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2788 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2789 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2790 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2792 * cselib.c (cselib_rtx_varies_p): Delete.
2793 (cselib_invalidate_mem): Update call to canon_true_dependence.
2794 * dse.c (record_store, check_mem_read_rtx): Likewise.
2795 (scan_reads_nospill): Likewise.
2796 * cse.c (check_dependence): Likewise.
2797 (cse_rtx_varies_p): Delete.
2798 * expr.c (safe_from_p): Update call to true_dependence.
2799 * ira.c (validate_equiv_mem_from_store): Likewise.
2800 (memref_referenced_p): Likewise.
2801 * postreload-gcse.c (find_mem_conflicts): Likewise.
2802 * sched-deps.c (sched_analyze_2): Likewise.
2803 * store-motion.c (load_kills_store): Likewise.
2804 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2805 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2806 (compute_transp): Update call to canon_true_dependence.
2808 2012-01-25 Richard Henderson <rth@redhat.com>
2810 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2811 (maybe_emit_atomic_test_and_set): New.
2812 (expand_sync_lock_test_and_set): Use it.
2813 (expand_atomic_test_and_set): Likewise.
2814 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2815 the implementation; clarify implementation defined details.
2816 * doc/md.texi (atomic_test_and_set): Document.
2818 2012-01-25 Richard Henderson <rth@redhat.com>
2820 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2822 2012-01-25 Richard Henderson <rth@redhat.com>
2825 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2826 to effect no-op split.
2828 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2831 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2832 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2833 (BT_FN_VOID_PTR_INT_SIZE): New.
2834 (BT_FN_UINT_UINT_VAR): Remove.
2835 (BT_FN_UINT32_UINT32_VAR): New.
2836 (BT_FN_DOUBLE_VPTR): Remove.
2837 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2839 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2840 (_ITM_changeTransactionMode): Same.
2841 (_ITM_memmoveRtWt): Change return type to void.
2842 (_ITM_memcpyRtWt): Same.
2843 (_ITM_memsetW): Same.
2844 (_ITM_RaRD): Change types to double.
2849 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2851 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2852 Patrick Marlier <patrick.marlier@gmail.com>
2854 * trans-mem.c (requires_barrier): Do not instrument thread local
2855 variables and emit save/restore for them.
2857 2012-01-24 Jason Merrill <jason@redhat.com>
2860 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2861 output static aliases.
2863 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2866 * common.opt (-pie, -shared, pie, shared): Change from Common to
2868 * gcc.c (display_help): Display help for -pie and -shared.
2870 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2873 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2874 Remove note on size/offset limitation.
2875 (AVR Variable Attributes): Add example how to read data located
2876 with progmem. Refer to named address spaces.
2877 * doc/invoke.texi (AVR Options): Fix typo.
2879 2012-01-24 Richard Guenther <rguenther@suse.de>
2881 Forward-port to trunk
2882 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2885 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2886 op0 isn't sufficiently aligned and there is movmisalignM
2887 insn for mode, use it to load op0 into a temporary register.
2889 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2892 * target.def (const_not_ok_for_debug_p): New hook.
2893 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2895 * doc/tm.texi: Regenerated.
2896 * dwarf2out.c (const_ok_for_output_1): If
2897 targetm.const_not_ok_for_debug_p returns true, fail.
2898 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2900 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2902 2012-01-23 Kai Tietz <ktietz@redhat.com>
2905 * config/i386/predicates.md (symbolic_operand): Allow
2906 UNSPEC_PCREL as PIC expression for lea.
2907 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2908 * config/i386/i386.c (ix86_delegitimize_address): Handle
2909 UNSPEC_PCREL for none-MEM, too.
2911 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2913 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2914 (ipa_tm_create_version_alias): Same.
2916 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2919 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2920 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2922 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2923 Patrick Marlier <patrick.marlier@gmail.com>
2924 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2927 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2928 simple_object_start_read.
2930 2012-01-23 Richard Guenther <rguenther@suse.de>
2933 PR tree-optimization/51895
2934 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2935 parameter decomposition into BLKmode components.
2937 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2939 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2940 fake variables for restrict-qualified pointers whose pointed-to type
2941 contains a placeholder.
2943 2012-01-23 Richard Guenther <rguenther@suse.de>
2945 PR tree-optimization/51949
2946 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2948 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2950 PR rtl-optimization/51933
2951 * ree.c (transform_ifelse): Return true right away if dstreg is
2952 already wider or equal to cand->mode.
2953 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2954 (make_defs_and_copies_lists): Remove defs_list and copies_list
2955 arguments, add state argument, just truncate state->work_list
2956 instead of always allocating and freeing the vector. Assert that
2957 get_defs succeeds instead of returning 2. Changed return type to bool.
2958 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2959 have ext_src_mode, see if it has been modified already with the
2960 right kind of extension and has been extended before from the
2961 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2962 just return true. Remember the original mode in state->modified array.
2963 (combine_reaching_defs): Add state argument. Don't allocate and
2964 free here def_list, copied_list and vec vectors, instead just
2965 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2966 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2967 Add state variable, clear vectors in it, initialize state.modified
2968 if needed. Free all the vectors at the end and state.modified too.
2969 Don't skip a candidate if the extension expression has been modified.
2971 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2974 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2975 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2976 (extra_options) interix.opt -> i386/interix.opt"
2977 (extra_objs):Add winnt-stubs.o
2978 * configure.ac: Add interix to target_os .comm on PE check.
2979 * configure: Regenerate.
2980 * config/interix3.h: Delete and move bits to..
2981 * config/interix.h: Delete and move bits to..
2982 * config/i386/i386-interix3.h: Delete and move bits to..
2983 * config/i386/i386-interix.h: ..here.
2984 (TARGET_CPU_DEFAULT): Remove redefinition.
2985 (TARGET_ASM_CONSTRUCTOR): Undefine.
2986 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2987 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2988 (PTRDIFF_TYPE): Define.
2989 (LONG_DOUBLE_TYPE_SIZE): Define.
2990 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2991 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2992 (TARGET_SECTION_TYPE_FLAGS): Define.
2993 (ASM_DECLARE_FUNCTION_NAME): Define.
2994 (ASM_OUTPUT_EXTERNAL): Define.
2995 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2996 (ASM_OUTPUT_ALIGNED_BSS): Define.
2997 (PCC_BITFIELD_TYPE_MATTERS): Define.
2998 (USE_CONST_SECTION): Define.
2999 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3000 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3001 (SUPPORTS_ONE_ONLY): Remove.
3002 (I386_PE_STRIP_ENCODING): Define.
3003 * config/interix.opt: Delete and move bits to..
3004 * config/i386/interix.opt: ..here. New.
3005 (mpe-aligned-commons): Add.
3006 * config/i386/t-interix: Add copyright header.
3007 (winnt-stubs.o): Add rule.
3009 2012-01-22 Jason Merrill <jason@redhat.com>
3012 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3013 for extra name aliases.
3015 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3017 PR rtl-optimization/51924
3018 * ree.c (combine_set_extension): Improve debugging message.
3019 (combine_reaching_defs): Likewise.
3020 (get_defs): Rename confusingly named variable.
3021 (find_and_remove_re): Skip a candidate if the extension expression has
3024 2012-01-21 Robert Millan <rmh@gnu.org>
3025 Gerald Pfeifer <gerald@pfeifer.com>
3027 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3028 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3030 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3032 PR tree-optimization/51914
3033 * tree-vect-stmts.c (vectorizable_conversion): For
3034 cvt_type && modifier == WIDEN, put temporary with cvt_type
3035 at the beginning of vec_dsts and set vec_dest to temporary
3038 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3040 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3042 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3044 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3045 * config/rs6000/rs6000.c: Likewise.
3047 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3050 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3051 output_move_double on a copy of operands array.
3053 2012-01-20 Cary Coutant <ccoutant@google.com>
3054 Dodji Seketeli <dodji@redhat.com>
3057 * dwarf2out.c (copy_declaration_context): Return ref to parent
3058 of declaration DIE, if necessary.
3059 (remove_child_or_replace_with_skeleton): Add new parameter; update
3060 caller. Place skeleton DIE under parent DIE of original declaration.
3061 Move call to copy_declaration_context to here ...
3062 (break_out_comdat_types): ... from here.
3064 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3066 PR rtl-optimization/51856
3067 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3070 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3073 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3074 hints for neon loads and stores.
3076 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3080 * doc/extend.texi (Named Address Spaces): Split into subsections.
3081 (AVR Named Address Spaces): New subsection.
3082 (M32C Named Address Spaces): New subsection.
3083 (RL78 Named Address Spaces): New subsection.
3084 (SPU Named Address Spaces): New subsection.
3085 (Variable Attributes): New anchor "AVR Variable Attributes".
3086 (AVR Variable Attributes): Rewrite and avoid wording
3087 "address space" in this context.
3088 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3089 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3090 (AVR Built-in Macros): New subsubsection therein.
3091 * doc/md.texi (AVR constraints): Remove "C04", "R".
3093 2012-01-20 Richard Guenther <rguenther@suse.de>
3095 PR tree-optimization/51903
3096 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3097 when removing stmts.
3099 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3102 * config/arm/arm.c (arm_load_pic_register): Use
3103 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3104 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3105 (arm_pic_static_addr): Likewise.
3106 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3107 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3108 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3109 (pic_load_addr_unified): New.
3111 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3114 * function.c (instantiate_virtual_regs_in_insn): Use
3115 delete_insn_and_edges when removing a wrong asm insn.
3117 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3119 PR rtl-optimization/40761
3120 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3121 Add new member loop_num.
3122 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3123 (ira_build): Remove the parameter.
3125 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3126 (ira.c): Do not build CFG loops for one region allocation. Remove
3127 argument from ira_build call.
3129 * ira-build.c (init_loop_tree_node): New function.
3130 (create_loop_tree_nodes): Use it. Separate the case when CFG
3131 loops are not built.
3132 (more_one_region_p): Check current_loops.
3133 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3135 (add_loop_to_tree): Process loop equal to NULL too.
3136 (form_loop_tree): Separate the case when CFG loops are not built.
3137 Use explicitly number for the root.
3138 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3140 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3141 instead of loop->num.
3142 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3143 (mark_all_loops_for_removal): Ditto.
3144 (remove_unnecessary_regions): Separate the case when CFG loops
3146 (ira_build): Remove the parameter. Use explicit number of regions
3147 when CFG loops are not built.
3149 * ira-color.c (print_loop_title): Separate the case for the root node.
3150 Use loop_num instead of loop->num.
3151 (move_spill_restore): Use loop_num instead of loop->num.
3153 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3154 (change_loop): Ditto.
3155 (change_loop): Use loop_num instead of loop->num.
3157 * ira-lives.c (process_bb_node_lives): Ditto.
3159 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3161 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3163 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3166 * tree-mudflap.c (mf_artificial): New function.
3167 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3168 mx_register_decls, mudflap_enqueue_decl): Use it.
3171 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3172 numbers in the insn pattern.
3174 2012-01-19 Michael Matz <matz@suse.de>
3176 PR tree-optimization/46590
3177 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3178 use it in remembering which conflicts we already created.
3179 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3182 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3185 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3186 (merge_and_complain): Same.
3188 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3191 * config/initfini-array.h: Guard content of the header
3192 with #ifdef HAVE_INITFINI_ARRAY.
3193 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3194 Add initfini-array.h to tm_file here.
3195 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3196 * config.gcc: Don't add initfini-array.h to tm_file here.
3197 * configure: Regenerated.
3199 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3201 PR rtl-optimization/51505
3202 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3203 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3204 (df_note_bb_compute): Update the call to df_kill_notes.
3206 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3208 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3210 2012-01-18 Richard Guenther <rguenther@suse.de>
3212 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3213 of conversions to void *.
3215 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3216 Richard Sandiford <rdsandiford@googlemail.com>
3220 * optabs.h (simplify_expand_binop): Declare.
3221 * optabs.c (simplify_expand_binop): Make global.
3222 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3223 endian targets if the source cannot be exactly covered by word
3226 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3229 * hard-reg-set.h (struct hard_reg_set_container): New type.
3230 * target.h (struct hard_reg_set_container): Forward declare.
3231 * target.def (set_up_by_prologue): New target hook.
3232 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3233 * doc/tm.texi: Regenerated.
3234 * function.c (thread_prologue_and_epilogue_insns): Change
3235 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3236 Call targetm.set_up_by_prologue on it.
3237 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3238 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3240 2012-01-17 Nick Clifton <nickc@redhat.com>
3242 * config/rx/rx.c (rx_can_use_simple_return): New function.
3243 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3244 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3246 2012-01-17 Richard Guenther <rguenther@suse.de>
3249 * expr.c (expand_assignment): Take address-space information
3250 from the address operand of MEM_REF and TARGET_MEM_REF.
3251 (expand_expr_real_1): Likewise.
3253 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3255 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3256 reload dump is requested.
3258 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3261 * trans-mem.c (requires_barrier): Call may_be_aliased.
3263 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3265 PR tree-optimization/51877
3266 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3267 call arguments and fndecls compare equal, instead return false if they
3268 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3269 both SSA_NAMEs that are valueized the same, or they satisfy
3272 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3274 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3276 * configure: Regenerate.
3278 2012-01-16 Jan Hubicka <jh@suse.cz>
3282 * convert.c (convert_to_integer): Use fold_convert for
3283 converting an INTEGER_CST to integer type.
3285 2012-01-16 Jason Merrill <jason@redhat.com>
3288 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3290 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3293 * config/s390/s390.c (s390_chunkify_start): Don't skip
3294 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3295 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3296 If insn is followed by NOTE_INSN_VAR_LOCATION or
3297 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3298 Don't use location of note insns.
3300 PR tree-optimization/51865
3301 * tree-inline.c (tree_function_versioning): Call remap_decl
3302 on DECL_RESULT whenever it has VOID_TYPE_P type.
3304 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3306 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3307 for calls to locally-binding MIPS16 functions if only the return
3308 type uses float regs.
3310 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3311 Richard Sandiford <rdsandiford@googlemail.com>
3313 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3314 (SYMBOL_32_HIGH): Likewise.
3315 (mips_output_tls_reloc_directive): Declare.
3316 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3317 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3318 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3319 (mips_lo_relocs, mips_hi_relocs): Make extern.
3320 (mips16_stub_function): Move up file.
3321 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3322 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3323 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3324 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3325 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3326 (mips_get_tp): Add MIPS16 support.
3327 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3328 Generalize DTPREL and TPREL handling.
3329 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3330 Add MIPS16 TLS support.
3331 (mips_output_tls_reloc_directive): New function.
3332 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3333 * config/mips/predicates.md (symbolic_operand_with_high)
3334 (tls_reloc_operand): New predicates.
3335 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3336 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3337 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3338 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3339 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3340 (*tls_get_tp_mips16_call_<mode>): Likewise.
3342 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3344 PR rtl-optimization/51821
3345 * recog.c (peep2_find_free_register): Determine clobbered registers
3348 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3351 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3352 * config/avr/avr.c: Likewise.
3353 * config/avr/avr.h: Likewise.
3355 2012-01-13 Ian Lance Taylor <iant@google.com>
3358 * tree.h (TYPE_QUALS): Add cast to int.
3359 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3361 2012-01-13 Ian Lance Taylor <iant@google.com>
3363 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3364 comparing param_index to VEC_length result.
3366 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3368 * c-decl.c: Do not include tree-mudflap.h
3369 * tree-optimize.c: Likewise.
3370 * Makefile.in: Update dependencies.
3372 2012-01-13 Richard Guenther <rguenther@suse.de>
3375 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3376 variable-sized result always use RSO.
3378 2012-01-12 DJ Delorie <dj@redhat.com>
3380 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3381 pointer type, not just the default pointer type.
3383 2012-01-09 Richard Henderson <rth@redhat.com>
3384 Denis Chertykov <chertykov@gmail.com>
3387 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3388 * config/avr/avr.c (avr_can_eliminate): Simplify.
3389 (avr_initial_elimination_offset): Likewise.
3390 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3391 (expand_epilogue): Likewise.
3392 (avr_legitimize_address): Gut.
3393 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3394 (avr_hard_regno_nregs): New.
3395 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3396 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3397 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3398 add soft frame pointer.
3399 (CALL_USED_REGISTERS): Likewise.
3400 (REG_CLASS_CONTENTS): Likewise.
3401 (REGISTER_NAMES): Likewise.
3402 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3403 (HARD_FRAME_POINTER_REGNUM): New.
3404 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3405 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3406 remove the HARD_FRAME_POINTER self-elimination.
3408 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3411 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3412 DECL_EXTERNAL when checking for initializers of progmem variables.
3414 2012-01-12 Ira Rosen <irar@il.ibm.com>
3416 PR tree-optimization/51799
3417 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3418 that the last operation is a type demotion.
3420 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3422 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3423 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3425 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3428 * combine.c (distribute_notes): If i3 is a noreturn call,
3429 allow old_size to be equal to args_size and make sure the
3430 noreturn call gets REG_ARGS_SIZE note.
3431 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3432 on noreturn calls even when the delta is 0.
3434 2012-01-11 Nathan Sidwell <nathan@acm.org>
3436 * gcov.c (STRING_SIZE): Remove.
3437 (generate_results): Erase annotations for source files with no
3438 coverage information.
3440 (output_lines): Use it.
3442 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3444 * gimple.h (gimplify_body): Remove first argument.
3445 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3446 pointer set here, instead just pass DATA to walk_tree.
3447 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3448 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3449 (unvisit_body): Likewise, but with unmark_visited.
3450 (gimplify_body): Remove BODY_P argument and adjust.
3451 (gimplify_function_tree): Adjust call to gimplify_body.
3452 * omp-low.c (finalize_task_copyfn): Likewise.
3454 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3456 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3457 (build_function_type_skip_args): Delete.
3458 * tree.c (build_function_type_skip_args): Make static and add
3459 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3460 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3461 pass it to build_function_type_skip_args.
3462 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3463 (tree_function_versioning): Likewise.
3464 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3465 build_function_decl_skip_args.
3466 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3467 and pass it to build_function_decl_skip_args/tree_function_versioning.
3468 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3469 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3470 * trans-mem.c (ipa_tm_create_version): Likewise.
3471 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3472 * tree-inline.c (declare_return_variable): Remove always-true test.
3473 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3474 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3475 * ipa-split.c (split_function): Skip the return value for the split
3476 part if it doesn't return.
3478 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3480 PR tree-optimization/49642
3481 * ipa-split.c (forbidden_dominators): New variable.
3482 (check_forbidden_calls): New function.
3483 (dominated_by_forbidden): Likewise.
3484 (consider_split): Check for forbidden dominators.
3485 (execute_split_functions): Initialize and free forbidden
3486 dominators info; call check_forbidden_calls.
3488 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3490 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3492 2012-01-11 Nick Clifton <nickc@redhat.com>
3494 * config/rx/rx.md (return): Define pattern.
3496 2012-01-11 Richard Guenther <rguenther@suse.de>
3498 * doc/extend.texi (malloc attribute): Adjust according to
3501 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3502 Patrick Marlier <patrick.marlier@gmail.com>
3505 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3506 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3507 (ipa_tm_note_irrevocable): Same.
3508 (ipa_tm_scan_irr_block): Same.
3509 (ipa_tm_decrement_clone_counts): Same.
3510 (ipa_tm_scan_irr_function): Same.
3511 (ipa_tm_create_version_alias): Same.
3512 (ipa_tm_create_version): Same.
3513 (ipa_tm_transform_calls_redirect): Same.
3514 (ipa_tm_transform_calls): Same.
3515 (ipa_tm_transform_transaction): Same.
3516 (ipa_tm_execute): Same.
3518 2012-01-10 Richard Guenther <rguenther@suse.de>
3521 * opts.c (common_handle_option): Handle -Werror.
3523 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3525 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3528 2012-01-10 Jason Merrill <jason@redhat.com>
3530 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3533 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3535 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3536 supports R_386_TLS_GD_PLT reloc.
3537 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3538 supports R_386_TLS_LDM_PLT reloc.
3539 * configure: Regenerate.
3540 * config.in: Regenerate.
3542 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3545 Extend __pgmx semantics to linearize memory.
3546 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3547 determine if code comes inline or from libgcc.
3548 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3549 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3550 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3551 (movmemx_qi, movmemx_hi): New insns.
3552 (xload_<mode>_libgcc): Rewrite to new insn condition.
3553 (xload_<mode>): Remove insns.
3554 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3555 cases that don't satisfy avr_xload_libgcc_p().
3556 (avr_addr_space_convert): Allow converting in any direction.
3557 (avr_addr_space_subset_p): Return always true.
3558 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3559 (avr_emit_movmemhi): Ditto.
3560 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3561 (avr_out_movmem): Ditto.
3562 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3563 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3564 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3565 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3566 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3568 2012-01-10 Richard Guenther <rguenther@suse.de>
3570 PR tree-optimization/50913
3571 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3572 Require data-refs to be representable by Graphite with respect
3575 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3577 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3578 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3580 2012-01-10 Tom de Vries <tom@codesourcery.com>
3582 PR rtl-optimization/51271
3583 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3584 handling annulled branch.
3586 2012-01-10 Richard Henderson <rth@redhat.com>
3588 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3589 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3590 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3591 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3592 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3593 arm_expand_vec_perm_const): New.
3594 * config/arm/arm-protos.h: Update.
3595 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3596 (*neon_vswp<VDQX>): New.
3597 (neon_vcombine<VDX>): Use neon_split_vcombine.
3598 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3599 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3600 (vec_perm<VE>): New.
3602 2012-01-10 Richard Henderson <rth@redhat.com>
3604 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3605 use it if reload_completed.
3606 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3607 arm_output_asm_insn, arm_process_output_memory_barrier,
3608 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3609 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3610 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3611 arm_process_output_sync_insn, arm_output_sync_insn,
3612 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3613 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3614 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3615 (emit_unlikely_jump): New.
3616 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3617 (arm_split_atomic_op): New.
3618 * config/arm/arm-protos.h: Update.
3619 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3620 (struct arm_sync_generator): Remove.
3621 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3622 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3623 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3624 (VUNSPEC_LL, VUNSPEC_SC): New.
3625 (sync_result, sync_memory, sync_required_value, sync_new_value,
3626 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3627 (attr length): Don't use arm_sync_loop_insns.
3628 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3629 (movsfcc, movdfcc): Likewise.
3630 * config/arm/constraints.md (Ua): New.
3631 * config/arm/prediates.md (mem_noofs_operand): New.
3632 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3633 (sync_clobber, sync_t2_reqd): Remove.
3634 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3635 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3636 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3637 (arm_sync_compare_and_swap<SIDI>): Remove.
3638 (arm_sync_compare_and_swap<NARROW>): Remove.
3639 (arm_sync_lock_test_and_set<SIDI>): Remove.
3640 (arm_sync_lock_test_and_set<NARROW>): Remove.
3641 (arm_sync_new_<syncop><SIDI>): Remove.
3642 (arm_sync_new_<syncop><NARROW>): Remove.
3643 (arm_sync_new_nand<SIDI>): Remove.
3644 (arm_sync_new_nand<NARROW>): Remove.
3645 (arm_sync_old_<syncop><SIDI>): Remove.
3646 (arm_sync_old_<syncop><NARROW>): Remove.
3647 (arm_sync_old_nand<SIDI>): Remove.
3648 (arm_sync_old_nand<NARROW>): Remove.
3649 (*memory_barrier): Merge arm_output_memory_barrier.
3650 (atomic_compare_and_swap<QHSD>): New.
3651 (atomic_compare_and_swap<NARROW>_1): New.
3652 (atomic_compare_and_swap<SIDI>_1): New.
3653 (atomic_exchange<QHSD>): New.
3654 (cas_cmp_operand, cas_cmp_str): New.
3655 (atomic_op_operand, atomic_op_str): New.
3656 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3657 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3658 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3659 (arm_load_exclusive<NARROW>): New.
3660 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3661 (arm_store_exclusive<QHSD>): New.
3663 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3665 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3666 reload patterns if -mvsx-scalar-memory.
3668 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3669 generated, even -mno-vsx-scalar-double was used.
3670 (vsx_xscvdpsp_scalar): Likewise.
3671 (vsx_xscvspdp_scalar2): Likewise.
3673 2012-01-09 Tom de Vries <tom@codesourcery.com>
3674 Andrew Pinski <apinski@cavium.com>
3677 * reorg.c (fill_slots_from_thread): Don't speculate
3678 frame-related insns.
3680 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3682 * sched-int.h (bb_note): Move to...
3683 * basic-block.h: ...here.
3684 * haifa-sched.c (bb_note): Move to...
3685 * cfgrtl.c: ...here.
3686 * function.c (next_block_for_reg): New function.
3687 (move_insn_for_shrink_wrap): Likewise.
3688 (prepare_shrink_wrap): Rewrite to use the above.
3690 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3692 * gimple.c (is_gimple_non_addressable): Remove.
3693 * gimple.h: Remove is_gimple_non_addressable.
3694 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3695 is_gimple_non_addressable.
3696 * trans-mem.c (expand_assign_tm): Same.
3698 2012-01-09 Richard Guenther <rguenther@suse.de>
3700 PR tree-optimization/51775
3701 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3702 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3704 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3706 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3708 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3710 2012-01-09 Richard Guenther <rguenther@suse.de>
3712 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3714 2012-01-08 Jan Hubicka <jh@suse.cz>
3716 PR tree-optimize/51680
3717 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3718 on when known_vals needs to be computed; cleanup.
3720 2012-01-08 Jan Hubicka <jh@suse.cz>
3722 PR tree-optimize/51694
3723 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3725 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3727 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3728 for -std=c++98 and -std=c++11 too.
3730 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3732 * cfgloop.c (cancel_loop): Add free() of bbs array.
3734 2012-01-07 Jan Hubicka <jh@suse.cz>
3736 PR tree-optimization/51600
3737 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3738 that benefits small functions.
3740 2012-01-07 Jan Hubicka <jh@suse.cz>
3742 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3744 2012-01-07 Jan Hubicka <jh@suse.cz>
3746 PR tree-optimization/51680
3747 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3748 whose inlining reduce unit size.
3750 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3753 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3754 Add canonical node to containing_mem chain after the non-canonical
3755 one, even if there weren't any locs to propagate.
3756 (remove_useless_values): Keep only canonical values.
3757 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3758 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3759 canonicalize mem_chain elements that are not discarded.
3761 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3764 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3765 before emitting functions.
3767 PR gcov-profile/50127
3768 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3769 clear_aux_for_blocks.
3771 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3774 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3776 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3778 * c-decl.c (ext_block): Moved up.
3779 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3781 2012-01-06 Han Shen <shenhan@google.com>
3783 Translate built-in include paths for sysroot.
3784 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3785 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3787 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3788 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3790 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3791 control whether sysroot should be prepended to gxx include dir.
3793 * configure: Regenerate.
3795 2012-01-06 Torvald Riegel <triegel@redhat.com>
3797 PR rtl-optimization/51771
3798 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3799 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3801 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3803 PR tree-optimization/51315
3804 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3805 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3807 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3810 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3811 for shrp pattern. Correctly handle and fixup shift variable.
3812 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3814 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3817 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3818 note when !ACCUMULATE_OUTGOING_ARGS.
3820 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3822 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3824 (extract_range_from_unary_expr_1): Avoid useless computations.
3826 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3828 PR rtl-optimization/51767
3829 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3830 of jump_block and add an extra edge for degenerated asm gotos.
3833 * stmt.c (check_unique_operand_names): Don't ICE during error
3834 reporting if i is from labels chain.
3837 * profile.c (branch_prob): Split bbs that have exit edge
3838 and need a fake entry edge too.
3840 2012-01-05 Jan Hubicka <jh@suse.cz>
3843 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3846 2012-01-05 Richard Guenther <rguenther@suse.de>
3849 * tree-streamer-out.c (write_ts_optimization): New function.
3850 (streamer_write_tree_body): Call it.
3851 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3852 (streamer_read_tree_body): Call it.
3853 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3855 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3858 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3859 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3860 in_cleanup_point_expr before gimplify_stmt call and restore it
3862 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3863 in_cleanup_point_expr is false.
3865 2012-01-05 Richard Guenther <rguenther@suse.de>
3868 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3870 * toplev.c (process_options): Reject combining mudflap and LTO.
3871 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3873 2012-01-05 Richard Guenther <rguenther@suse.de>
3875 PR tree-optimization/51760
3876 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3878 (bit_value_unop): Handle UNDEFINED operands.
3879 (bit_value_binop): Likewise.
3881 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3883 * config/avr/avr.c (avr_replace_prefix): Remove.
3884 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3885 (avr_asm_function_rodata_section): Ditto.
3886 (avr_asm_select_section): Ditto.
3888 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3890 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3893 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3896 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3897 calls that have any non-fake successor edges.
3900 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3902 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3904 PR tree-optimization/51624
3905 * tree-sra.c (build_ref_for_model): When replicating a chain of
3906 COMPONENT_REFs, stop as soon as the offset would become negative.
3908 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3911 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3912 in .debug_loc on the floor.
3914 2012-01-04 Andrew Pinski <apinski@cavium.com>
3916 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3918 2012-01-04 Andrew Pinski <apinski@cavium.com>
3919 Adam Nemet <anemet@caviumnetworks.com>
3921 * config/mips/mips.md (size): Add SI and DI.
3922 (SIZE): New mode attribute.
3923 (U): New code attribute.
3924 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3925 (mips_lbux_<mode>): Delete.
3926 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3927 (mips_lhx): Use gen_mips_lhx_extsi.
3928 (mips_lhx_<mode>): Delete.
3930 (mips_l<size>x): New expand.
3931 (mips_lwx_<mode>): Delete.
3932 (mips_l<GPR:size>x_<P:mode>): New pattern.
3933 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3934 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3935 * config/mips/mips.c (mips_lx_address_p): New function.
3936 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3937 (dsp64): New availability predicate.
3938 (mips_builtins): Add an entry for __builtin_mips_ldx.
3939 * config/mips/mips.h (ISA_HAS_LBX): New define.
3940 (ISA_HAS_LBUX): Likewise.
3941 (ISA_HAS_LHX): Likewise.
3942 (ISA_HAS_LHUX): Likewise.
3943 (ISA_HAS_LWX): Likewise.
3944 (ISA_HAS_LWUX): Likewise.
3945 (ISA_HAS_LDX): Likewise.
3946 * doc/extend.texi (__builtin_mips_ldx): Document.
3948 2012-01-04 Tristan Gingold <gingold@adacore.com>
3950 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3951 when long pointers are used.
3952 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3953 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3954 (ia64-hp-*vms*): Remove.
3955 * config/vms/xm-vms64.h: Delete.
3957 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3960 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3962 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3964 * opts.c (finish_options): Remove duplicate sorry.
3966 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3969 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3972 2012-01-04 Richard Guenther <rguenther@suse.de>
3975 * tree.c (size_low_cst): New function.
3976 * tree.h (size_low_cst): Declare.
3977 * fold-const.c (fold_comparison): Use it to extract the low
3978 part of the POINTER_PLUS_EXPR offset.
3980 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3982 Fix clearing ZERO_REG
3983 * config/avr/avr.md (cc): Add alternative "ldi".
3984 (movqi_insn): Use it in cc attribute.
3985 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3986 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3987 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3989 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3991 * configure: Regenerate.
3993 2012-01-04 Richard Guenther <rguenther@suse.de>
3995 PR tree-optimization/49651
3996 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3997 (var_can_have_subvars): Use it.
3998 (get_constraint_for_1): Only consider subfields if there can be any.
4000 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4003 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4004 to its new canonical_cselib_val and the cselib_val was in
4005 first_containing_mem chain, but the canonical_cselib_val was not,
4006 add the latter into the chain.
4007 (cselib_invalidate_mem): Compare canonical_cselib_val of
4008 addr_list chain elt with v.
4011 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4012 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4014 (output_macinfo_op): Don't ggc_strdup fd->filename.
4015 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4016 then ggc_strdup it. Don't free inc->info or cur->info.
4017 (output_macinfo): Don't free ref->info or file->info.
4019 2012-01-03 Ira Rosen <irar@il.ibm.com>
4021 PR tree-optimization/51269
4022 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4023 first_niters a pointer.
4024 (slpeel_tree_peel_loop_to_edge): Likewise.
4025 (vect_do_peeling_for_loop_bound): Update call to
4026 slpeel_tree_peel_loop_to_edge.
4027 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4028 here. Remove it from the parameters list.
4029 (vect_do_peeling_for_alignment): Update calls and compute
4032 2012-01-03 Richard Guenther <rguenther@suse.de>
4034 PR tree-optimization/51070
4035 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4036 Properly handle calls.
4038 2012-01-03 Richard Guenther <rguenther@suse.de>
4040 PR tree-optimization/51692
4041 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4042 the LHS of allocation stmts.
4044 2012-01-03 Olivier Hainque <hainque@adacore.com>
4046 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4048 2012-01-03 Olivier Hainque <hainque@adacore.com>
4050 * collect2.c (main): In AIX specific computations for vector
4051 insertions, use CONST_CAST2 to cast from char ** to const char **.
4053 2012-01-03 Richard Guenther <rguenther@suse.de>
4056 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4057 the context of a limbo DIE when it does not already exist.
4059 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4061 PR tree-optimization/51719
4062 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4063 but direct call is, clear direct call's lhs and don't add fallthrough
4064 edge from dcall_bb to join_bb and PHIs.
4066 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4068 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4069 the instructions emitted by the pattern.
4070 ("*TDC_insn_<mode>"): Add comment.
4072 2012-01-03 Richard Guenther <rguenther@suse.de>
4075 * fold-const.c (fold_comparison): Properly canonicalize
4076 tree offset and HOST_WIDE_INT bit position.
4078 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4080 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4081 operands for extzv pattern.
4083 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4086 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4089 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4091 * doc/invoke.texi (-flto and related options): Copy-edit.
4093 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4095 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4097 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4099 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4102 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4104 * expr.h (move_by_pieces_ninsns): Declare.
4105 * expr.c (move_by_pieces_ninsns): Make external.
4106 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4107 (mips_store_by_pieces_p): Likewise.
4108 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4109 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4110 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4111 (mips_store_by_pieces_p): Likewise.
4113 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4115 * passes.c (register_one_dump_file): Free full_name.
4117 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4118 (calculate_elim_costs_all_insns): Free offsets_at and
4119 offsets_known_at at the end and clear the pointers.
4121 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4123 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4124 this option introduced in r180739.
4126 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4129 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4130 (tmake_file target=avr): Add avr/t-multilib.
4132 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4133 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4134 * config/avr/genmultilib.awk: New file.
4135 * config/avr/t-multilib: New auto-generated file.
4136 * config/avr/multilib.h: New auto-generated file.
4137 * config/avr/t-avr (AVR_MCUS): New variable.
4138 (genopt.sh): Use it.
4139 (s-mlib): Depend on t-multilib.
4140 (t-multilib, multilib.h): New dependencies.
4141 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4142 (MULTILIB_OPTIONS): Remove.
4143 (MULTILIB_MATCHES): Remove.
4144 (MULTILIB_DIRNAMES): Remove.
4145 (MULTILIB_EXCEPTIONS): Remove:
4146 * config/avr/genopt.sh: Don't use hard coded file name;
4147 pass AVR_MCUS from t-avr instead.
4149 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4151 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4153 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4155 Implement light-weight DImode support.
4156 * config/avr/avr-dimode.md: New file.
4157 * config/avr/avr.md: Include it.
4158 (adjust_len): Add plus64, compare64.
4159 (HIDI): Remove code iterator.
4160 (code_stdname): New code attribute.
4161 (rotx, rotsmode): Remove DI.
4162 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4164 * config/avr/avr-protos.h (avr_have_dimode): New.
4165 (avr_out_plus64, avr_out_compare64): New.
4166 * config/avr/avr.c (avr_out_compare): Handle DImode.
4167 (avr_have_dimode): New variable definition and initialization.
4168 (avr_out_compare64, avr_out_plus64): New functions.
4169 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4170 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4171 (avr_compare_pattern): Skip DImode comparisons.
4173 2012-01-02 Revital Eres <revital.eres@linaro.org>
4175 * ddg.c (def_has_ccmode_p): New function.
4176 (add_cross_iteration_register_deps,
4177 create_ddg_dep_from_intra_loop_link): Call it.
4179 2012-01-02 Richard Guenther <rguenther@suse.de>
4182 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4184 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4186 * gcc.c (process_command): Update copyright notice dates.
4187 * gcov.c (print_version): Likewise.
4188 * gcov-dump.c (print_version): Likewise.
4189 * mips-tfile.c (main): Likewise.
4190 * mips-tdump.c (main): Likewise.
4192 2012-01-01 Ira Rosen <irar@il.ibm.com>
4194 PR tree-optimization/51704
4195 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4196 a use is inside the basic block or loop before accessing its vect info.
4198 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4200 PR rtl-optimization/51069
4201 * cfgloopmanip.c (remove_path): Removing path making irreducible
4202 region unconditional makes BB part of the region.
4204 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4206 PR tree-optimization/51683
4207 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4208 calls with side-effects.
4209 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4211 Copyright (C) 2012 Free Software Foundation, Inc.
4213 Copying and distribution of this file, with or without modification,
4214 are permitted in any medium without royalty provided the copyright
4215 notice and this notice are preserved.