1 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4 predicate to discriminate types.
6 2012-04-27 Richard Guenther <rguenther@suse.de>
9 * convert.c (convert_to_integer): Avoid infinite recursion for
10 target-defined built-in types.
12 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
15 * config/cris/cris.md ("*andhi_lowpart_v32")
16 ("*andqi_lowpart_v32"): Change first input-only operand from
17 a (match_operand ...) to (match_dup 0). Drop alternatives with
18 const_int-matching constraints for redundancy.
19 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
20 three-operand alternative.
22 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
24 Backport from mainline
25 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
28 (*addsi_2_zext): Ditto.
29 (*add<mode>_3): Ditto.
30 (*addsi_3_zext): Ditto.
31 (*add<mode>_5): Ditto.
33 2012-04-25 Jakub Jelinek <jakub@redhat.com>
36 * c-typeck.c (set_nonincremental_init,
37 set_nonincremental_init_from_string): Pass true instead of false
38 as IMPLICIT to add_pending_init.
40 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
42 Backport from 2012-04-24 mainline r186768.
45 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
47 2012-04-24 Richard Guenther <rguenther@suse.de>
49 PR tree-optimization/53085
50 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
53 2012-04-24 Jakub Jelinek <jakub@redhat.com>
56 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
58 (output_addressed_constants): Likewise.
61 * varasm.c (get_section): Don't ICE for section conflicts with
62 built-in section kinds.
64 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
66 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
68 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
70 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
72 2012-04-23 Richard Guenther <rguenther@suse.de>
75 * c-typeck.c (build_binary_op): Fix typo.
77 2012-04-23 Jakub Jelinek <jakub@redhat.com>
79 PR tree-optimizations/52891
80 * tree-vect-patterns.c (adjust_bool_pattern): Use
81 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
82 but with non-standard precision.
84 2012-04-22 Ian Lance Taylor <iant@google.com>
86 * godump.c (go_output_typedef): Dump size of structs.
88 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
90 Backport from mainline:
92 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
93 hints for 'A' operand types.
95 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
97 Backport from 2012-04-19 mainline r186588.
100 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
103 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
105 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
107 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
110 * config/i386/sync.md (atomic_<code><mode>): Rename to
111 atomic_<logic><mode>.
113 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
115 Backport from mainline
116 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
119 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
120 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
121 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
122 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
123 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
124 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
125 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
126 gen_avx2_permvarv8sf.
128 2012-04-16 Martin Jambor <mjambor@suse.cz>
130 Backported from mainline
132 2012-04-13 Martin Jambor <mjambor@suse.cz>
135 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
136 fold_ctor_reference returns a zero constant.
138 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
140 Backported from mainline
141 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
143 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
144 and __ILP32__ for x32.
146 2012-04-13 Tom de Vries <tom@codesourcery.com>
148 Backport from mainline r186418.
150 2012-04-13 Tom de Vries <tom@codesourcery.com>
152 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
153 parameters vuse and vuse_escaped.
154 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
155 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
158 2012-04-13 Richard Guenther <rguenther@suse.de>
160 PR tree-optimization/52969
161 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
162 the condition for the COND_EXPR and handle predicate negation
163 by swapping the COND_EXPR arms.
165 2012-04-13 Richard Guenther <rguenther@suse.de>
168 * convert.c (convert_to_pointer): Remove special-casing of
171 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
173 Backport from mainline
174 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
177 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
178 the list of options to enable the FCFID instruction.
179 (TARGET_EXTRA_BUILTINS): Adjust comment.
181 2012-04-12 Richard Guenther <rguenther@suse.de>
183 PR tree-optimization/52943
184 * tree-chrec.h (chrec_is_positive): Remove.
185 * tree-scalar-evolution.c (chrec_is_positive): Move ...
186 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
187 Return false for a constant zero instead of negative.
188 (analyze_siv_subscript_cst_affine): Handle zero difference
189 in the initial condition explicitely.
191 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
194 * varasm.c (process_pending_assemble_externals): Set
195 pending_assemble_externals_processed true.
196 (assemble_external): Call assemble_external_real if the pending
197 assemble externals have been processed.
199 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
202 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
203 the DECL generated for the special GOT helper.
205 2012-04-06 Walter Lee <walt@tilera.com>
207 Backport from mainline
208 2012-03-07 Walter Lee <walt@tilera.com>
210 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
211 REG_CFA_* notes for the stack pointer.
212 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
213 EH_RETURN_STACKADJ_RTX.
214 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
215 generate REG_CFA_* notes for the stack pointer.
216 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
217 by EH_RETURN_STACKADJ_RTX.
219 2012-04-06 Matt Turner <mattst88@gmail.com>
221 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
223 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
225 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
226 of the destination isn't also a FP_REGS register.
228 2012-04-03 Richard Guenther <rguenther@suse.de>
230 Backport from mainline
231 2012-03-02 Richard Guenther <rguenther@suse.de>
233 PR tree-optimization/52406
234 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
235 (struct indices): Add unconstrained_base member.
236 (struct dr_alias): Remove unused vops member.
237 (DR_UNCONSTRAINED_BASE): New define.
238 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
239 add indices to allow their disambiguation. Make DR_BASE_OBJECT
240 be an artificial access that covers the whole indexed object,
241 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
242 plain decl base-objects to their MEM_REF variant.
243 (dr_may_alias_p): When the base-object of either data reference
244 has unknown size use only points-to information.
245 (compute_affine_dependence): Make dumps easier to read and
247 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
248 DR_REF when looking for packed references.
249 (vect_supportable_dr_alignment): Likewise.
251 2012-04-03 Richard Guenther <rguenther@suse.de>
253 Backport from mainline
254 2012-03-15 Richard Guenther <rguenther@suse.de>
257 * tree-data-ref.c (subscript_dependence_tester_1): Check
258 all dimensions for non-conflicting access functions.
260 2012-04-03 Richard Guenther <rguenther@suse.de>
262 Backport from mainline
263 2012-03-06 Richard Guenther <rguenther@suse.de>
266 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
268 2012-03-23 Richard Guenther <rguenther@suse.de>
270 PR tree-optimization/52678
271 * tree-vectorizer.h (struct _stmt_vec_info): Add
272 loop_phi_evolution_part member.
273 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
274 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
275 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
276 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
277 Use the cached evolution part and the PHI nodes value from
278 the loop preheader edge instead of re-analyzing the evolution.
280 2012-03-26 Richard Guenther <rguenther@suse.de>
282 PR tree-optimization/52701
283 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
284 compute and set the evolution part of PHI nodes.
286 2012-03-30 Richard Guenther <rguenther@suse.de>
288 PR tree-optimization/52754
289 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
290 propagate arbitrary addresses into really plain dereferences.
292 2012-04-03 Jakub Jelinek <jakub@redhat.com>
294 PR tree-optimization/52835
295 * tree-data-ref.c (build_rdg): Return NULL if
296 compute_data_dependences_for_loop failed.
298 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
300 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
301 (stmt_can_make_abnormal_goto): Use it.
302 (is_ctrl_altering_stmt): Likewise.
304 2012-03-31 Martin Jambor <mjambor@suse.cz>
306 Backported from mainline
307 2012-03-30 Martin Jambor <mjambor@suse.cz>
309 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
310 is a builtin_stack_save in a dominating BB.
312 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
314 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
315 crossing 128bit lane boundary.
317 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
319 Backported from mainline
320 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
323 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
325 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
326 * config/i386/i386.c: Include reload.h.
327 (ix86_legitimize_reload_address): New function.
329 2012-03-28 Martin Jambor <mjambor@suse.cz>
331 Backported from mainline
332 2012-03-27 Martin Jambor <mjambor@suse.cz>
335 * tree-sra.c (sra_modify_assign): Do not call
336 load_assign_lhs_subreplacements when working with an unscalarizable
339 2012-03-28 Jakub Jelinek <jakub@redhat.com>
342 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
343 __builtin_va_start to __builtin_next_arg if the latter is
344 builtin_decl_explicit_p rather than when it is not.
347 * tree-vect-generic.c (vector_element): Perform multiplication
348 for pos in bitsizetype type instead of idx type.
350 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
352 Backport from 2012-03-28 mainline r185910.
355 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
356 (avr_builtin_decl): New static function.
357 (struct avr_builtin_description, avr_bdesc): Move up.
358 Add GTY marker. Add field fndecl. Remove redundant field id.
359 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
360 (avr_expand_builtin): Code cleanup because .id is removed.
362 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
365 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
368 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
370 Backport from 2012-03-28 mainline r185907.
373 * config.gcc (tm_file): Remove avr/multilib.h.
375 * doc/invoke.texi (AVR Options): Adjust
376 documentation of -mtiny-stack.
378 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
379 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
380 * config/avr/t-avr: Remove generation of multilib.h.
381 * config/avr/t-multilib: Regenerate.
382 * config/avr/multilib.h: Remove.
383 * config/avr/avr.opt (-msp8): New option.
384 (avr_sp8): New variable.
385 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
386 * config/avr/avr.h (AVR_HAVE_SPH): New define.
387 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
388 (avr_device_to_sp8): New prototype.
389 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
390 (DRIVER_SELF_SPECS): New define.
391 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
392 __AVR_SP8__, __AVR_HAVE_SPH__.
393 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
394 AVR_HAVE_8BIT_SP to decide if SP_H is present.
395 (avr_file_start): Ditto.
397 2012-03-28 Jakub Jelinek <jakub@redhat.com>
400 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
401 instead of 8 in adjust_address.
403 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
405 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
406 of a unit before computing the offset in units.
408 2012-03-27 Richard Guenther <rguenther@suse.de>
411 * fold-const.c (try_move_mult_to_index): Handle &x.array more
414 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
417 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
419 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
422 * varasm.c: Include pointer-set.h.
423 (pending_assemble_externals_set): New pointer set.
424 (process_pending_assemble_externals): Destroy the pointer set.
425 (assemble_external): See if decl is in pending_assemble_externals_set,
426 and add it to pending_assemble_externals if necessary.
427 (init_varasm_once): Allocate pending_assemble_externals_set.
429 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
431 Backported from mainline
432 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
435 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
436 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
437 (vector_ltgt<mode>): Likewise.
438 (vector_ordered<mode>): Likewise.
439 (vector_unordered<mode>): Likewise.
440 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
442 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
444 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
447 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
449 Backported from mainline
450 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
454 * config/sh/sh.c (sh_register_move_cost): Increase cost between
455 GENERAL_REGS and FP_REGS for SImode.
457 2012-03-22 Jakub Jelinek <jakub@redhat.com>
460 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
461 on any new_local_var_chain vars declared during recursing on
462 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
464 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
466 Backport from 2012-03-22 mainline r185692.
469 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
470 (unspecv): Add UNSPECV_MEMORY_BARRIER.
471 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
472 (delay_cycles_1, delay_cycles_2): Ditto.
473 (delay_cycles_3, delay_cycles_4): Ditto.
474 (nopv, *nopv): Ditto.
475 (sleep, *sleep): Ditto.
478 Backport from 2012-03-21 mainline r185605.
480 PR rtl-optimization/52543
482 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
483 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
484 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
485 (avr_load_libgcc_p): Restrict to __flash loads.
486 (avr_out_lpm): Only handle 1-byte loads from __flash.
487 (avr_load_lpm): New function.
488 (avr_find_unused_d_reg): Remove.
489 (avr_out_lpm_no_lpmx): Remove.
490 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
491 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
492 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
493 (load_<mode>, load_<mode>_clobber): New insns.
494 (mov<mode>): For multi-byte move from non-generic
495 16-bit address spaces: Expand to load_<mode> resp.
497 (load<mode>_libgcc): Remove expander.
498 (split-lpmx): Remove split.
500 Backport from 2012-03-13 mainline r185329.
503 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
504 offset (size) to a value the insns can deal with.
505 (expand_epilogue): Ditto.
507 Backport from 2012-03-12 mainline r185256.
510 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
511 type from reg_class_t to enum reg_class.
512 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
514 Backport from 2012-03-12 mainline r185253.
517 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
518 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
519 r184615 from 2012-02-28.
521 Backport from 2012-03-08 mainline r185105.
523 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
524 for constants in [-63,63].
526 Backport from 2012-03-08 mainline r185100.
529 * config/avr/avr.c (avr_mem_clobber): New static function.
530 (avr_expand_delay_cycles): Add memory clobber operand to
531 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
532 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
533 (enable_interrupt, disable_interrupt): New expander.
534 (nopv, sleep, wdr): New expanders.
535 (delay_cycles_1): Add memory clobber.
536 (delay_cycles_2): Add memory clobber.
537 (delay_cycles_3): Add memory clobber.
538 (delay_cycles_4): Add memory clobber.
539 (cli_sei): New insn from former "enable_interrupt",
540 "disable_interrupt" with memory clobber.
541 (*wdt): New insn from former "wdt" with memory clobber.
542 (*nopv): Similar, but for "nopv".
543 (*sleep): Similar, but for "sleep".
545 Backport from 2012-03-07 mainline r185043.
548 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
550 Backport from 2012-03-07 mainline r185032.
553 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
554 to: RAMPZ, RAMPY, RAMPX, RAMPD.
555 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
557 Backport from 2012-03-07 mainline r185031.
560 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
562 * config/avr/avr.md (xload_8): Adjust insn length.
564 Backport from 2012-03-07 mainline r185030.
567 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
568 if RAMPZ affects reading from RAM.
570 Backport from 2012-03-05 mainline r184919.
572 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
574 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
576 Backport from mainline r185259.
579 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
580 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
582 2012-03-22 Jakub Jelinek <jakub@redhat.com>
584 Backported from mainline
585 2012-03-13 Jakub Jelinek <jakub@redhat.com>
588 * c-parser.c (c_parser_postfix_expression)
589 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
591 * config/i386/smmintrin.h: Avoid /* within a comment.
592 * config/i386/nmmintrin.h: Likewise.
594 2012-03-22 Richard Guenther <rguenther@suse.de>
596 * BASE-VER: Set to 4.7.1.
597 * DEV-PHASE: Set to prerelease.
599 2012-03-22 Release Manager
601 * GCC 4.7.0 released.
603 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
605 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
607 2012-03-15 Jakub Jelinek <jakub@redhat.com>
608 Andrew Pinski <apinski@cavium.com>
611 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
612 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
613 calls instead of __builtin_ir{int,ound}*.
615 2012-03-14 Jakub Jelinek <jakub@redhat.com>
618 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
621 2012-03-13 Joseph Myers <joseph@codesourcery.com>
623 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
624 Refer to GCC 4.7 version of c99status.html.
626 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
628 Backport from mainline
629 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
631 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
632 redefine to be NULL if the current bit-size is different from the
635 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
636 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
637 set the default tuning. Add asserts to make sure the cpu and tune
638 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
639 test whether the index is set, instead of > 0.
640 (rs6000_file_start): Do not reset the default cpu if the current
641 bit-size is different from the configured bit-size.
643 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
645 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
647 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
648 Update binutils references.
649 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
650 Update binutils reference.
651 Update Sun as/GNU ld caveat.
652 Document binutils largefile requirement for LTO plugin.
653 Remove reference to alternate libpthread.
655 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
657 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
659 (Specific, mips-sgi-irix6): Likewise.
661 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
663 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
664 * configure: Regenerate.
666 2012-03-07 Richard Henderson <rth@redhat.com>
668 * config/m68k/m68k.h (ISA_HAS_TAS): New.
669 * config/m68k/sync.md (atomic_test_and_set): Use it.
670 (atomic_test_and_set_1): Likewise.
672 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
675 * Makefile.in: Let install-gcc-ar depend on installdirs,
676 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
677 Don't double canonicalize if cross-compiling.
679 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
681 * trans-mem.c: New typedef for tm_region_p.
682 Define vector types for tm_region_p.
683 (tm_region_init): Replace region_worklist to a vector called
686 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
689 * trans-mem.c (tm_region_init): Use last_basic_block.
691 2012-03-05 Richard Henderson <rth@redhat.com>
694 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
695 * omp-low.c (expand_omp_atomic): Assume anything aligned to
696 BIGGEST_ALIGNMENT is aligned.
698 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
700 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
702 2012-03-05 Richard Henderson <rth@redhat.com>
705 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
706 instead of calling negqi2 directly.
708 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
710 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
711 (INTMAX_TYPE): Use it.
712 (UINTMAX_TYPE): Likewise.
713 (SUBTARGET_OVERRIDE_OPTIONS): Define.
714 (irix6_c_common_override_options): Declare.
715 (C_COMMON_OVERRIDE_OPTIONS): Define.
716 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
717 * config/mips/irix6-c.c: New file.
718 * config/mips/t-irix6 (irix6-c.o): New target.
719 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
722 2012-03-02 Richard Henderson <rth@redhat.com>
724 * optabs.c (expand_atomic_test_and_set): Honor
725 atomic_test_and_set_trueval even when atomic_test_and_set
728 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
730 Backport from mainline
731 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
733 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
735 2012-03-02 Richard Guenther <rguenther@suse.de>
737 * DEV-PHASE: Set to prerelease.
739 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
741 * config.gcc (obsolete): Add all ARM targets using the FPA.
742 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
743 * doc/install.texi: Avoid references to obsolete ARM ports.
745 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
747 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
749 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
750 Joern Rennecke <joern.rennecke@embecosm.com>
752 * doc/extend.texi: Expand and update information on interrupt
753 attribute for Epiphany.
755 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
757 * config/sh/sh-protos.h: Update copyright notice dates.
758 * config/sh/sh.h: Likewise.
759 * config/sh/sh.md: Likewise.
760 * config/sh/constraints.md: Likewise.
761 * config/sh/predicates.md: Likewise.
763 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
765 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
766 * config/sh/sh.c (tertiary_reload_operand): Likewise.
768 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
770 * config/sh/constraints.md: Fix comment typo.
772 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
775 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
776 unsigned HOST_WIDE_INT.
777 (zvdep_imm64): Likewise.
778 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
779 (vdepi_and): Likewise.
780 Likewise for unamed 64-bit patterns.
781 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
783 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
786 PR rtl-optimization/52417
787 * cselib.c (cselib_any_perm_equivs): New variable.
788 (cselib_reset_table): Check that it's not set when not
789 preserving constants.
790 (cselib_add_permanent_equiv): Set it.
791 (cselib_have_permanent_equivalences): New.
792 (cselib_init, cselib_finish): Reset it.
793 * cselib.h (cselib_have_permanent_equivalences): Declare.
794 * alias.c (get_addr): Restore earlier behavior when there
795 aren't permanent equivalences.
797 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
799 * config/mn10300/mn10300-modes.def: Fix copyright notice.
800 * config/v850/v850-modes.def: Fix copyright notice.
802 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
804 * doc/extend.texi (AVR Built-in Functions): Document
805 __builtin_avr_flash_segment.
807 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
808 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
809 (*split.flash_segment): New insn-and-split.
810 * config/avr/avr.c (avr_init_builtins): Add local variables:
811 const_memx_void_node, const_memx_ptr_type_node,
812 char_ftype_const_memx_ptr.
814 2012-03-01 Jakub Jelinek <jakub@redhat.com>
816 PR tree-optimization/52445
817 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
818 add ssa_name_ver, offset and size fields and change store field
820 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
821 (add_or_mark_expr): Likewise. Only consider previous stores
822 with the same size and offset.
823 (nt_init_block): Only look at gimple_assign_single_p stmts,
824 doesn't look at rhs2.
826 2012-03-01 Richard Guenther <rguenther@suse.de>
829 * tree-cfg.c (verify_gimple_assign_unary): Allow any
830 conversions from integral types to pointer types.
832 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
834 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
835 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
836 unintentionally removed in r184616.
838 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
840 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
843 2012-02-29 Jakub Jelinek <jakub@redhat.com>
844 Uros Bizjak <ubizjak@gmail.com>
847 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
848 alternatives, add "e" constraint to the new last alternative
849 and ! to last 3 alternatives.
851 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
853 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
854 DW_AT_artificial attributes at the end of the processing.
855 (gen_array_type_die): Likewise.
856 (gen_enumeration_type_die): Likewise.
857 (gen_struct_or_union_type_die): Likewise.
858 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
861 2012-02-29 Jakub Jelinek <jakub@redhat.com>
864 * expr.c (expand_assignment): If doing misaligned store that doesn't
865 cover all mode bits, perform a RMW cycle.
867 PR tree-optimization/52429
868 * tree-parloops.c (separate_decls_in_region_debug): Return early
869 if var is LABEL_DECL.
871 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
873 PR tree-optimization/52424
874 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
875 calling dom_thread_across_edge.
877 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
879 * config/avr/avr.c: Move definition of TARGET macros to end of file.
881 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
883 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
884 * config/avr/avr.c (avr_output_bld): Remove unused function.
885 (avr_out_sbxx_branch): Use "%T" to print bit position.
887 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
889 * config/avr/avr.md: Untabify.
891 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
893 * config/avr/avr.md (eqne): New code iterator.
894 (*dec-and-branchsi): Use it in text peephole's condition.
895 (*dec-and-branchhi): Ditto.
896 (*dec-and-branchqi): Ditto.
898 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
901 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
902 the device does not have the skip-bug.
904 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
906 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
907 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
908 -mpretend-cmove): New.
910 2012-02-29 Jakub Jelinek <jakub@redhat.com>
913 * df.h (struct df_d): Adjust comment that hard_regs_live_count
914 doesn't count DEBUG_INSN refs.
915 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
918 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
922 2012-02-20 Richard Guenther <rguenther@suse.de>
923 PR tree-optimization/52298
924 * tree-vect-stmts.c (vectorizable_load): Properly use
925 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
928 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
931 * gimple.h (gimple_in_transaction): New.
932 (gimple_set_in_transaction): New.
933 (struct gimple_statement_base): Add in_transaction field.
934 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
936 (tree_ssa_lim_initialize): Compute transaction bits.
937 * tree.h (compute_transaction_bits): Protoize.
938 * trans-mem.c (tm_region_init): Use the heap to store BB
940 (compute_transaction_bits): New.
942 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
944 * gcc.c (display_help): Document --help=common and sort entries
947 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
949 * doc/install.texi: Document check-$LANG specific shortcuts
951 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
954 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
956 * config/arm/arm_neon.h: Regenerate.
957 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
958 (neon_vcgeu): New insn.
959 (neon_vcgtu): Likewise.
960 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
961 (ops): Unsigned comparison intrinsics call a different
964 2012-02-28 Richard Guenther <rguenther@suse.de>
967 * config/i386/i386.c (ix86_expand_vector_set): Fix element
968 ordering for the VEC_CONCAT for two element vectors for
969 V2SFmode, V2SImode and V2DImode.
971 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
974 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
975 detecting big-endian triplets.
977 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
979 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
980 mode if there is no type information available.
982 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
984 PR tree-optimization/53207
985 * doc/invoke.texi: Document as experimental and relying on graphite.
987 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
989 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
990 of initializer to changes from r184614.
992 2012-02-28 Richard Guenther <rguenther@suse.de>
994 PR tree-optimization/52395
995 * tree-sra.c (build_ref_for_offset): Also look at the base
996 TYPE_ALIGN when figuring out the alignment of the replacement.
998 2012-02-28 Richard Guenther <rguenther@suse.de>
1000 PR tree-optimization/52402
1001 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1002 mis-aligned types when creating the accesses at the call site.
1004 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1006 * config/avr/builtins.def: New file.
1007 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1008 * config/avr/avr.c (enum avr_builtin_id): Use it.
1009 (avr_init_builtins): Use it. And use avr_bdesc.
1010 (bdesc_1arg): Remove.
1011 (bdesc_2arg): Remove.
1012 (bdesc_3arg): Remove.
1013 (struct avr_builtin_description): Add field n_args.
1014 (avr_bdesc): New static variable using builtins.def.
1015 (avr_expand_builtin): Use it.
1016 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1017 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1018 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1020 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1023 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1024 match only one single hard register with respective hard reg rtx.
1025 (movmemx_<mode>): Ditto.
1026 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1027 insn anatomy of movmem[x]_<mode>.
1028 (avr_out_movmem): Same for printing assembler and operand usage.
1030 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1034 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1035 address spaces located outside of device flash.
1037 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1038 (mcu_type_s): Add field n_flash.
1039 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1040 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1041 (AVR_MCU): Add N_FLASH argument.
1042 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1043 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1044 macro __FLASH<n> if that address space makes sense for the device.
1045 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1046 outside of target flash.
1047 (avr_asm_named_section): Ditto.
1048 (avr_asm_select_section): Ditto.
1049 (avr_addr_space_convert): Ditto.
1050 (avr_emit_movmemhi): Ditto.
1051 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1052 address space is outside of device flash.
1053 (avr_insert_attributes): Ditto.
1054 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1055 avr_current_arch->n_segments.
1057 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1060 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1062 (*movabs<mode>_2): Likewise.
1064 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1067 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1068 s_register_operand in the test instead of REG_P. Don't call
1069 gen_reg_rtx if it won't be used.
1071 PR tree-optimization/52376
1072 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1074 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1076 * ifcvt.c (noce_get_condition): Check condition variable is not
1077 small_register_classes_for_mode_p before accepting.
1079 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1081 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1083 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1086 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1087 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1089 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1091 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1093 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1095 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1097 * config/sh/predicates.md: Remove blank lines.
1098 * config/sh/sh.c: Fix typos in comments.
1099 * config/sh/constraints.md: Likewise.
1100 * config/sh/sh.md: Remove blank lines.
1101 Fix typos in comments. Use ;; as comment characters.
1103 2012-02-26 Walter Lee <walt@tilera.com>
1105 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1106 (replace_mov_pcrel_step2): Ditto.
1108 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1111 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1112 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1113 and locs that reference values newer than the non-canonical value
1114 at hand. Return the canonical value as a worst case.
1115 (memrefs_conflict_p): Walk canonical value's locs.
1118 * cselib.c (preserve_only_constants): Rename to...
1119 (preserve_constants_and_equivs): ... this. Split out...
1120 (invariant_or_equiv_p): ... this. Preserve plus expressions
1121 of other preserved expressions too.
1122 (cselib_reset_table): Adjust.
1123 * var-tracking.c (reverse_op): Use canonical value to build
1126 2012-02-23 Kai Tietz <ktietz@redhat.com>
1128 * config/i386/i386.c (ix86_delegitimize_address): Handle
1129 UNSPEC_PCREL plus displacement.
1131 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1134 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1135 to test for unusedness in st X addressing.
1137 2012-02-24 Richard Guenther <rguenther@suse.de>
1140 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1141 (is_gimple_reg_type): Move inline ...
1142 * gimple.h (is_gimple_reg_type): ... here.
1144 2012-02-24 Richard Guenther <rguenther@suse.de>
1147 * passes.c (execute_function_todo): When verifying SSA form
1148 verify gimple form first.
1149 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1151 2012-02-24 Richard Guenther <rguenther@suse.de>
1154 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1155 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1157 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1159 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1161 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1163 * tree-phinodes.c (make_phi_node): Mark static.
1164 * tree-flow.h (make_phi_node): Remove extern decl.
1165 * doc/gimple.texi (make_phi_node): Remove documentation.
1167 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1169 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1170 * tree-ssa-sccvn.c (print_scc): Ditto.
1172 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1174 * doc/passes.texi (Full redundancy elimination): Fix typo.
1176 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1178 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1180 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1183 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1185 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1188 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1190 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1192 * config/avr/avr.md (code_stdname): Add ior, xor.
1193 (xior): New code iterator.
1194 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1195 (*<code_stdname><mode>qi.byte1-3): Ditto.
1197 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1199 PR tree-optimization/52019
1200 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1203 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1205 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1206 HAVE_INITFINI_ARRAY to work around namespace pollution in
1207 certain versions of newlib system headers.
1208 * config.in: Regenerate.
1209 * configure: Regenerate.
1210 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1211 instead of HAVE_INITFINI_ARRAY.
1213 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1216 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1217 is not offsettable memory reference.
1219 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1222 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1223 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1225 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1227 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1228 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1230 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1232 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1233 library on Solaris 8 even without TLS support.
1234 * configure: Regenerate.
1236 2012-02-22 Richard Guenther <rguenther@suse.de>
1239 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1240 for GIMPLE_DEBUG stmts.
1242 2012-02-22 Martin Jambor <mjambor@suse.cz>
1245 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1246 according to the base object.
1248 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1250 PR rtl-optimization/50063
1251 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1252 and 2 (8-bit SP) in operand 2.
1253 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1254 setup to use movhi_sp_r instead of vanilla move to write SP.
1255 Adjust REG_CFA notes to superseed unspec.
1256 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1258 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1259 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1260 irq_state 1 (IRQ known to be on) here.
1262 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1264 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1266 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1267 assign_hard_reg): Likewise.
1269 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1271 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1273 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1276 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1277 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1279 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1281 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1282 prototype from here to...
1283 * config/avr/avr.h: ...here.
1285 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1288 * thumb2.md (thumb2_shiftsi3_short): Split register and
1289 immediate shifts. For register shifts tie operands 0 and 1.
1290 (peephole2 for above): Check that register-controlled shifts
1291 have suitably tied operands.
1293 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1296 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1297 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1298 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1299 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1300 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1301 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1302 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1303 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1304 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1305 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1306 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1307 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1308 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1309 bdver1_ssevector_avx256_unaligned_load,
1310 bdver1_ssevector_sse128_unaligned_load,
1311 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1312 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1313 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1314 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1315 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1316 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1317 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1318 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1319 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1320 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1321 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1322 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1323 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1324 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1325 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1326 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1327 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1328 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1329 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1330 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1331 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1332 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1333 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1334 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1335 bdver1_ssediv_double_load, bdver1_ssediv_double,
1336 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1337 Add "bdver2" attribute.
1339 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1341 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1342 default if possible and not specified otherwise.
1344 2012-02-21 Richard Guenther <rguenther@suse.de>
1347 * gimplify.c (create_tmp_from_val): Use the main variant type
1348 for the type of the temporary we create.
1350 2012-02-21 Richard Guenther <rguenther@suse.de>
1352 PR tree-optimization/52324
1353 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1354 do not gimplify a MEM_REF address operand if it is already
1357 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1359 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1360 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1362 2012-02-21 Richard Guenther <rguenther@suse.de>
1364 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1365 nested_in_vect_loop.
1367 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1369 PR tree-optimization/52318
1370 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1371 vdef also to non-pure/const call stmts in the sequence.
1373 2012-02-20 David S. Miller <davem@davemloft.net>
1375 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1376 don't use the "rd %pc" instruction on v9 for PIC register loads.
1378 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1381 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1382 in a transaction safe function.
1384 2012-02-20 Kai Tietz <ktietz@redhat.com>
1387 * stor-layout.c (place_field): Handle desired_align for
1390 2012-02-20 Richard Guenther <rguenther@suse.de>
1392 PR tree-optimization/52298
1393 * tree-vect-stmts.c (vectorizable_store): Properly use
1394 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1396 (vectorizable_load): Likewise.
1397 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1398 Access DR_STEP after ensuring it is not NULL.
1400 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1402 PR tree-optimization/52286
1403 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1404 optimization use double_int_to_tree instead of build_int_cst_wide,
1405 rewrite to use double_int vars.
1407 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1410 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1412 Remove -e 0 from $gcc_cv_ld invocation.
1413 Only use __GLIBC_PREREQ if defined.
1414 Enable on Solaris since Solaris 8 patch.
1415 (gcc_SUN_LD_VERSION): New macro.
1416 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1417 gcc_SUN_LD_VERSION for version number format.
1418 * configure: Regenerate.
1419 * varasm.c (get_elf_initfini_array_priority_section): Set
1420 SECTION_NOTYPE for non-default priority.
1421 Use get_section instead of get_unnamed_section to emit
1422 .init_array/.fini_array with default priority.
1424 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1426 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1427 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1428 (mips_start_unique_function, mips_output_mips16_rdhwr)
1429 (mips_code_end): New functions.
1430 (TARGET_ASM_CODE_END): Define.
1432 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1434 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1435 to stubs with non-sibling calls.
1437 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1439 * doc/invoke.texi (-fira-* options): Copy-edit.
1440 (ira-* parameters): Copy-edit.
1442 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1444 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1445 GCC coding conventions.
1447 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1449 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1450 when used as adjectives.
1452 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1454 * doc/invoke.texi: Clean up "that"/"which" confusion.
1456 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1458 * system.h: Poison SMALL_REGISTER_CLASSES
1459 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1460 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1462 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1464 PR tree-optimization/52285
1465 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1466 when deciding if a call is a tail call or tail recursion.
1468 2012-02-16 Kai Tietz <ktietz@redhat.com>
1470 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1471 interger-constant displacement for UNSPEC_PCREL.
1473 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1475 PR rtl-optimization/52208
1476 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1477 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1479 PR tree-optimization/52255
1480 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1481 loop->header has virtual PHI, but exit_e->dest doesn't, add
1482 virtual PHI to exit_e->dest and adjust all uses after the loop.
1485 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1486 children with clone_tree_hash, not after it.
1488 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1490 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1491 extended identifiers.
1493 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1496 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1497 a same_body_alias, also test whether e->callee isn't a former
1498 or current clone of the decl this is a same body alias of.
1500 PR translation/52264
1501 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1503 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1505 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1507 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1510 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1511 force_reg instead of copy_to_reg for better optimization. Force
1512 non-register or memory operands into a register.
1514 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1516 * extend.texi: Reserve upper bits of memory model for future use.
1518 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1519 Anatoly Sokolov <aesok@post.ru>
1520 Eric Weddington <eric.weddington@atmel.com>
1523 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1524 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1525 Rewrite initializers for .macro.
1526 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1527 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1528 atxmega32d4, atxmega32x1.
1529 avrxmega4: atxmega64a3, atxmega64d3.
1530 avrxmega5: atxmega64a1, atxmega64a1u.
1531 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1532 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1533 avrxmega7: atxmega128a1, atxmega128a1u.
1534 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1535 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1536 (struct base_arch_s): Rename reserved to xmega_p.
1537 Rename reserved2 to have_rampd.
1538 (AVR_XMEGA): New define.
1539 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1540 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1541 * config/avr/predicates.md (io_address_operand): Take into
1543 (low_io_address_operand): Ditto.
1544 (high_io_address_operand): Ditto.
1545 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1546 (enabled, movhi_sp_r): Use them.
1547 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1548 cpp_define_formatted to built-in define __AVR_ARCH__.
1549 (__AVR_XMEGA__): New built-in define.
1550 (__AVR_HAVE_RAMPD__): New built-in define.
1551 (__AVR_HAVE_RAMPX__): New built-in define.
1552 (__AVR_HAVE_RAMPY__): New built-in define.
1553 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1555 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1556 (avr_option_override): Initialize them.
1557 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1558 (avr_init_expanders): Initialize them. No more block several calls.
1559 (emit_push_sfr): New static function.
1560 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1562 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1563 (avr_print_operand): Print addreeses as symbols for
1564 RAMPX, RAMPY, RAMPD, CCP.
1565 (output_movhi): Handle AVR_XMEGA when writing to SP.
1566 (avr_out_movhi_mr_r_xmega): New static function.
1567 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1568 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1569 __RAMPD__, __CCP__ as needed.
1571 * config/avr/multilib.h: Regenerate.
1572 * config/avr/t-multilib: Regenerate.
1573 * config/avr/avr-tables.opt: Regenerate.
1575 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1577 PR tree-optimization/50561
1578 * graphite-flattening.c (lst_project_loop): Do not
1579 remove old scattering dimensions after flattening.
1580 (lst_do_flatten): Likewise.
1582 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1584 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1585 __builtin_avr_map8, __builtin_avr_map16.
1586 Document __builtin_avr_insert_bits.
1588 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1589 (insert_bits): New insn.
1590 (adjust_len.map_bits): Rename to insert_bits.
1591 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1592 * avr-protos.h (avr_out_map_bits): Remove.
1593 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1594 * config/avr/constraints.md (Cxf,C0f): New.
1595 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1596 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1597 New built-in define __BUILTIN_AVR_INSERT_BITS.
1598 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1599 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1600 (avr_move_bits): Rewrite.
1601 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1603 (avr_map_op_t): New typedef.
1604 (avr_map_op): New static variable.
1605 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1606 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1607 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1608 (bdesc_3arg, avr_expand_triop_builtin): New.
1609 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1610 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1611 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1612 (avr_map_equal_p, avr_map_sig_p): Remove.
1613 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1614 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1615 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1616 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1617 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1618 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1620 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1622 * config/c6x/c6x.md (reserve_cycles): New attribute.
1623 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1624 don't reserve functional units after the branch occurs.
1626 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1629 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1630 functions into non-tm_pure functions.
1632 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1635 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1636 (iterative_hash_canonical_type): Likewise.
1637 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1640 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1642 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1643 sched-group insn, it either remains alone or the entire list is pruned.
1645 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1647 * doc/install.texi (Prerequisites): Fix grammar.
1648 (Configuration): Likewise.
1650 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1652 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1653 MPC as part of GCC before describing configuring with --with-gmp etc.
1654 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1655 sources are present.
1657 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1660 * dwarf2out.c (clone_tree_hash): New function.
1661 (copy_decls_walk): Use it instead of clone_tree.
1663 2012-02-14 Richard Guenther <rguenther@suse.de>
1665 PR tree-optimization/52244
1666 PR tree-optimization/51528
1667 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1668 replacements for integral types.
1670 2012-02-14 Walter Lee <walt@tilera.com>
1672 * config.gcc: Handle tilegx and tilepro.
1673 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1675 Add HAVE_AS_TLS check for tilegx and tilepro.
1676 * configure: Regenerate.
1677 * doc/contrib.texi: Add Mat Hostetter and self.
1678 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1679 Document instruction intrinsics and network accessing intrinsics.
1680 (TILEPro Built-in Functions): New node. Document instruction
1681 intrinsics and network accessing intrinsics.
1682 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1683 (Specific, tilepro-*-linux*): Likewise.
1684 * doc/invoke.texi (TILE-Gx Options): New section.
1685 (TILEPro Options): New section.
1686 * doc/md.texi (TILE-Gx): New section.
1687 (TILEPro): New section.
1688 * common/config/tilegx/tilegx-common.c: New file.
1689 * common/config/tilepro/tilepro-common.c: New file.
1690 * config/tilegx/constraints.md: New file.
1691 * config/tilegx/linux.h: New file.
1692 * config/tilegx/mul-tables.c: New file.
1693 * config/tilegx/predicates.md: New file.
1694 * config/tilegx/sync.md: New file.
1695 * config/tilegx/t-tilegx: New file.
1696 * config/tilegx/tilegx-builtins.h: New file.
1697 * config/tilegx/tilegx-c.c: New file.
1698 * config/tilegx/tilegx-generic.md: New file.
1699 * config/tilegx/tilegx-modes.def: New file.
1700 * config/tilegx/tilegx-multiply.h: New file.
1701 * config/tilegx/tilegx-protos.h: New file.
1702 * config/tilegx/tilegx.c: New file.
1703 * config/tilegx/tilegx.h: New file.
1704 * config/tilegx/tilegx.md: New file.
1705 * config/tilegx/tilegx.opt: New file.
1706 * config/tilepro/constraints.md: New file.
1707 * config/tilepro/gen-mul-tables.cc: New file.
1708 * config/tilepro/linux.h: New file.
1709 * config/tilepro/mul-tables.c: New file.
1710 * config/tilepro/predicates.md: New file.
1711 * config/tilepro/t-tilepro: New file.
1712 * config/tilepro/tilepro-builtins.h: New file.
1713 * config/tilepro/tilepro-c.c: New file.
1714 * config/tilepro/tilepro-generic.md: New file.
1715 * config/tilepro/tilepro-modes.def: New file.
1716 * config/tilepro/tilepro-multiply.h: New file.
1717 * config/tilepro/tilepro-protos.h: New file.
1718 * config/tilepro/tilepro.c: New file.
1719 * config/tilepro/tilepro.h: New file.
1720 * config/tilepro/tilepro.md: New file.
1721 * config/tilepro/tilepro.opt: New file.
1723 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1725 PR tree-optimization/52210
1726 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1727 vect_model_simple_cost with two entry vect_def_type array instead
1728 of an address of dt.
1730 2012-02-14 Richard Guenther <rguenther@suse.de>
1733 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1734 Do not stream DECL_QUALIFIER.
1735 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1736 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1737 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1739 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1742 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1745 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1748 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1749 * cselib.c (cselib_subst_to_values_from_insn): New function.
1750 * sched-deps.c (add_insn_mem_dependence,
1751 sched_analyze_1, sched_analyze_2): Use it.
1753 2012-02-13 Jan Hubicka <jh@suse.cz>
1756 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1758 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1760 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1761 (GTM_SELF_SPECS): Define if not already defined.
1762 (driver_self_specs): Add GTM_SELF_SPECS.
1763 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1764 (GTM_SELF_SPECS): Define.
1765 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1766 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1768 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1770 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1773 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1776 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1777 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1779 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1782 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1784 2012-02-13 Richard Guenther <rguenther@suse.de>
1786 PR translation/52211
1787 * passes.c (enable_disable_pass): Fix typo.
1789 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1792 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1793 XOR for reduce_bit_field if type is unsigned.
1795 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1797 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1798 disallow changes from SFmode to mode with different size in FP regs.
1800 2012-02-12 Robert Millan <rmh@gnu.org>
1801 Gerald Pfeifer <gerald@pfeifer.com>
1803 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1806 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1808 PR rtl-optimization/52175
1809 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1810 to frame-related instructions.
1812 2012-02-10 Jason Merrill <jason@redhat.com>
1815 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1816 (demangle_new_symbols): Fill it.
1817 (scan_linker_output): Walk it.
1818 (start_tweaking): Split out from scan_linker_output.
1819 (maybe_tweak): Update sym->chosen.
1820 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1822 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1825 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1827 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1829 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1830 having the same mode as previous compare.
1832 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1834 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1835 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1836 (nonlocal_goto_internal): Likewise.
1837 (nonlocal_goto): Emit a use and an indirect jump directly.
1839 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1842 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1843 __atomic_{is,always}_lock_free.
1845 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1848 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1849 negative constant address for x32.
1851 2012-02-10 Richard Henderson <rth@redhat.com>
1853 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1854 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1855 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1857 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1858 Ira Rosen <irar@il.ibm.com>
1860 PR tree-optimization/50031
1861 * targhooks.c (default_builtin_vectorization_cost): Handle
1863 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1864 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1865 all types of reduction and pattern statements.
1866 (vect_estimate_min_profitable_iters): Likewise.
1867 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1868 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1869 for explicit realigns.
1870 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1871 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1873 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1874 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1875 vec_perm for VSX and handle vec_promote_demote.
1877 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1880 * builtins.c (fold_builtin_atomic_always_lock_free,
1881 expand_builtin_atomic_always_lock_free,
1882 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1883 Return and/or test boolean_true_node/boolean_false_node instead of
1884 integer_one_node/integer_zero_node.
1886 2012-02-10 Jan Hubicka <jh@suse.cz>
1889 * predict.c (predict_paths_for_bb): Prevent looping.
1890 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1892 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1894 * config/arm/arm.c (output_move_double): In one case properly
1895 count number of instructions that will be emitted.
1897 2012-02-10 Richard Guenther <rguenther@suse.de>
1899 PR translation/52193
1900 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1902 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1905 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1907 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1910 * var-tracking.c (emit_note_insn_var_location): If
1911 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1912 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1913 non-NOTE_DURING_CALL_P insn.
1915 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1918 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1920 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1923 * gcc.c (switch_matches) Support switches with separated form,
1926 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1928 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1930 (RAMPZ_ADDR): Ditto.
1931 * config/avr/avr.c (avr_addr_t): New typedef.
1932 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1933 (avr_init_expanders): Initialize it.
1934 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1936 (expand_epilogue): Ditto.
1937 (avr_print_operand): Ditto.
1938 (avr_file_start): Ditto.
1939 (avr_emit_movmemhi): Ditto.
1941 2012-02-08 Richard Guenther <rguenther@suse.de>
1943 PR tree-optimization/46886
1944 * tree-flow.h (do_while_loop_p): Declare.
1945 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1946 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1948 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1950 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1951 always succeed for integers larger than a native word.
1953 2012-02-08 Richard Guenther <rguenther@suse.de>
1955 PR rtl-optimization/52170
1956 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1957 properly handle integer vector modes.
1959 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1961 PR gcov-profile/52150
1962 * coverage.c: Include target.h.
1963 (build_var): Call targetm.strip_name_encoding on the assembler name.
1964 Change one _ into . or $ if the target allows it.
1965 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1967 PR rtl-optimization/52139
1968 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1969 is a BARRIER after emit_insn_after_noloc, move BB_END
1970 to the last non-BARRIER insn before it.
1972 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1975 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1976 (mips_gimplify_va_arg_expr): Call it instead of
1977 std_gimplify_va_arg_expr.
1979 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1981 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1982 message for -mno-pointers-to-nested-function.
1984 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1987 * expr.c (get_inner_reference): If there is an offset, add a negative
1988 bit position to it (if any).
1990 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1992 PR rtl-optimization/52060
1993 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1994 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1995 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1996 and/or i0src_copy2 when needed.
1998 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2000 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2001 or LTOPLUGINSONAME if have_c.
2003 * config/freebsd-spec.h: Add comment about what macros can be defined
2005 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2006 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2009 2012-02-07 Richard Guenther <rguenther@suse.de>
2011 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2012 newline in -alias dumps.
2014 2012-02-07 Kai Tietz <ktietz@redhat.com>
2015 Dave Korn <dave.korn.cygwin@gmail.com>
2018 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2019 Take care that typinfo gets dllexport-attribute.
2021 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2024 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2025 if modifier < EXPAND_SUM call force_operand on the result.
2027 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2029 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2030 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2032 (epiphany_function_type): Replace types for specific interrupts with
2033 EPIPHANY_FUNCTION_INTERRUPT.
2034 (EPIPHANY_INTERRUPT_P): Update.
2035 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2036 New static function.
2037 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2038 <disinterrupt>: Affects type identity.
2039 (epiphany_handle_interrupt_attribute): Handle variable number of
2041 (epiphany_compute_function_type): Update for new
2042 epiphany_function_type definition.
2043 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2044 handlers with a longcall forwarder.
2045 (epiphany_start_function): Handle multiple interrupt arguments and/or
2046 forwarder_section attribute.
2048 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2051 2012-02-07 Alan Modra <amodra@gmail.com>
2054 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2057 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2059 PR tree-optimization/50969
2060 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2061 use vec_perm rather than vector_stmt.
2062 (vect_model_load_cost): Likewise.
2063 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2064 vec_perm to be the same as other vector statements.
2065 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2066 cost of vec_perm for TARGET_VSX.
2068 2012-02-06 Richard Guenther <rguenther@suse.de>
2070 PR tree-optimization/52115
2071 * tree-sra.c (access_has_replacements_p): New function.
2072 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2074 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2077 * trans-mem.c (expand_call_tm): Add an assertion.
2078 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2081 2012-02-06 Richard Guenther <rguenther@suse.de>
2083 PR tree-optimization/50955
2084 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2085 raise cost of expressions that replace an address with an
2086 expression based on a different pointer.
2088 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2091 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2092 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2094 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2097 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2098 -Weffc++ and specify guidelines come from second edition.
2100 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2102 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2103 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2104 (call_direct_split, call_value_split, call_value_internal_direct)
2105 (call_value_direct_split, call_value_multiple_split): Use jal and
2106 jal_macro attributes.
2108 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2110 * reload1.c (reload_regs_reach_end_p): Replace with...
2111 (reload_reg_rtx_reaches_end_p): ...this function.
2112 (new_spill_reg_store): Update commentary.
2113 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2114 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2115 before setting new_spill_reg_store.
2116 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2117 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2118 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2119 for non-spill reload registers.
2121 2012-02-05 Ira Rosen <irar@il.ibm.com>
2123 PR tree-optimization/52091
2124 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2125 (vect_is_simple_use_1): Likewise.
2126 * tree-vect-loop.c (vectorizable_reduction): Update calls
2127 to vect_is_simple_use_1 and vect_is_simple_use.
2128 (vectorizable_live_operation): Likewise.
2129 * tree-vect-patterns.c (widened_name_p,
2130 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2131 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2132 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2133 vectorizable_shift,vectorizable_operation, vectorizable_store,
2134 vectorizable_load): Likewise.
2135 (vect_is_simple_cond): Add an argument, pass it to
2136 vect_is_simple_use_1.
2137 (vectorizable_condition): Update calls to vect_is_simple_cond,
2139 (vect_is_simple_use): Add an argument, the statement in which
2140 OPERAND is used. Check that if OPERAND's def stmt is a double
2141 reduction phi node, the use is a phi node too.
2142 (vect_is_simple_use_1): Add an argument, pass it to
2144 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2145 to vect_is_simple_use.
2147 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2149 PR rtl-optimization/52095
2150 * modulo-sched.c (dump_insn_locator): New function.
2151 (loop_canon_p, sms_schedule): Use it.
2153 PR rtl-optimization/52113
2154 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2155 even for decomposable shift/zext insns.
2157 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2158 Zdenek Dvorak <ook@ucw.cz>
2160 PR rtl-optimization/52092
2161 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2162 on get_iv_value result.
2164 2012-02-02 Andrew Pinski <apinski@cavium.com>
2168 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2170 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2173 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2175 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2177 PR rtl-optimization/49800
2178 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2179 (sched_finish): Call regstat_free_n_sets_and_refs.
2181 2012-02-02 Jia Liu <proljc@gmail.com>
2183 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2186 2012-02-02 Jan Hubicka <jh@suse.cz>
2187 Tom de Vries <tom@codesourcery.com>
2190 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2191 * varpool.c (varpool_analyze_pending_decls): Likewise.
2193 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2194 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2196 * config.gcc: Add cr16-* support.
2198 * doc/extend.texi: Document cr16 extensions.
2199 * doc/install.texi: Document cr16 install.
2200 * doc/invoke.texi: Document cr16 options.
2201 * doc/md.texi: Document cr16 constraints.
2203 * common/config/cr16/cr16-common.c: New file.
2204 * config/cr16/cr16.c: New file.
2205 * config/cr16/cr16.h: New file.
2206 * config/cr16/cr16.md: New file.
2207 * config/cr16/cr16.opt: New file.
2208 * config/cr16/cr16-protos.h: New file.
2209 * config/cr16/predicates.md: New file.
2210 * config/cr16/constraints.md: New file.
2211 * config/cr16/t-cr16: New file.
2213 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2216 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2217 that operands[2] is either immediate, or q_regs_operand.
2219 PR tree-optimization/52073
2220 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2221 a pattern stmt for pattern uses, ignore uses outside of the loop.
2223 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2225 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2226 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2227 (OUT_AS1, OUT_AS2): Remove.
2229 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2231 PR rtl-optimization/51374
2232 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2233 to cross other volatile_refs_p insns.
2235 2012-02-01 Richard Guenther <rguenther@suse.de>
2237 * doc/invoke.texi (fno-inline): Clarify documentation.
2238 (finline-small-functions): Likewise.
2239 (finline-functions): Likewise.
2240 * common.opt (finline): Adjust comment and documentation.
2241 (finline-small-functions): Clarify documentation.
2242 (finline-functions): Likewise.
2243 (finline-functions-called-once): Likewise.
2245 2012-02-01 Tristan Gingold <gingold@adacore.com>
2247 * c-typeck.c (composite_type): Keep mode for pointers.
2249 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2251 * function.h (regno_reg_rtx): Adjust comment.
2252 * reginfo.c (init_reg_modes_target): Only use the previous mode
2253 if it fits within one register. Remove MIPS comment.
2255 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2258 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2260 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2262 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2263 to srak instruction.
2265 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2267 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2269 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2274 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2276 2012-01-31 Richard Guenther <rguenther@suse.de>
2278 PR tree-optimization/51528
2279 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2282 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2287 * ree.c (add_removable_extension): Change def_map argument
2288 to unsigned *, store in def_map 1 + offset into *insn_list vector
2289 instead of pointers into the vector.
2290 (find_removable_extensions): Adjust caller.
2292 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2294 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2295 Transform all "* quoted-c-code" to { c-code }.
2296 Remove redundant test for "optimize" in combine patterns.
2297 Move (include "avr-dimode.md") to end of file.
2299 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2302 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2303 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2305 2012-01-30 Richard Guenther <rguenther@suse.de>
2307 PR tree-optimization/52028
2308 * tree-loop-distribution.c (ldist_gen): Properly update
2311 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2314 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2315 set_cur_line_info_table if not emitting debug info.
2317 PR tree-optimization/52046
2318 * tree-vect-patterns.c (check_bool_pattern): Give up if
2319 a comparison could throw.
2322 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2324 2012-01-30 Richard Guenther <rguenther@suse.de>
2326 PR tree-optimization/52045
2327 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2328 SSA form if cfgcleanup did anything.
2330 2012-01-30 Richard Guenther <rguenther@suse.de>
2332 PR tree-optimization/52045
2333 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2334 before computing final todo.
2336 2012-01-30 Richard Guenther <rguenther@suse.de>
2338 PR tree-optimization/51528
2339 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2342 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2344 * df-problems.c (df_kill_notes): Check that the use refers
2345 to the note under examination.
2347 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2350 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2351 parameter and use short-lived pseudos.
2352 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2353 (sparc_expand_vector_init): Const-ify local variables and adjust
2354 calls to above functions.
2356 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2358 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2360 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2362 * doc/invoke.texi: Make usage of "compile time" and
2363 "run time"/"runtime" consistent throughout the file.
2365 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2367 * config/alpha/alpha.c (alpha_option_override): Default to
2368 full IEEE compliance mode for Go language.
2370 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2372 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2373 (LINK_SSP_SPEC): Define.
2375 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2378 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2381 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2383 * doc/invoke.texi: Correct hyphenation of "floating point",
2384 "double precision", and related terminology throughout the file.
2386 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2389 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2390 arm_general_register_operand predicate for operand 2 instead of
2393 2012-01-27 Ian Lance Taylor <iant@google.com>
2396 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2397 * builtins.c (expand_builtin_init_trampoline): Add onstack
2398 parameter. Change caller.
2399 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2400 * tree.c (build_common_builtin_nodes): Declare
2401 __builtin_init_heap_trampoline.
2403 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2405 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2406 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2407 * config/avr/avr.c: Ditto.
2408 (avr_regnames): Remove because unused.
2409 * config/avr/avr.md (*cpse.ne): New peephole.
2410 (*cpse.eq): New peephole from former cpse peepholes.
2412 2012-01-27 Michael Eager <eager@eagercon.com>
2414 * config/microblaze.c (microblaze_emit_compare): Correct
2415 test after pcmp instruction.
2417 2012-01-27 Richard Guenther <rguenther@suse.de>
2419 PR tree-optimization/52020
2420 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2422 2012-01-27 Richard Guenther <rguenther@suse.de>
2424 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2425 function non-const/pure.
2427 2012-01-27 Richard Guenther <rguenther@suse.de>
2429 PR tree-optimization/50444
2430 * tree-sra.c (build_ref_for_offset): Properly adjust the
2431 MEM_REF type for unaligned accesses.
2433 2012-01-27 Richard Guenther <rguenther@suse.de>
2435 PR tree-optimization/50444
2436 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2437 (expand_assignment): Use it. Properly handle misaligned
2438 bases when expanding stores to component references.
2439 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2442 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2445 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2446 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2447 * tree-data-ref.c (find_data_references_in_loop): Make static.
2448 (compute_all_dependences): Change return type to bool. Bail out
2449 for too many datarefs in a loop. Move the hunk resetting the data
2450 dependences vector from ...
2451 (compute_data_dependences_for_loop): ... here. Account for
2452 compute_all_dependences returning false.
2453 (compute_data_dependences_for_bb): Likewise.
2454 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2455 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2457 2012-01-27 Richard Guenther <rguenther@suse.de>
2460 * expr.c (store_field): Use the alias-set of the scratch memory
2463 2012-01-27 Tom de Vries <tom@codesourcery.com>
2465 PR tree-optimization/51990
2466 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2468 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2470 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2473 * var-tracking.c (reverse_op): Don't add any reverse operation
2474 if V already has any constant locations.
2476 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2478 * doc/invoke.texi: Correct usage of "command line" (noun)
2479 vs "command-line" (adjective) throughout.
2481 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2483 * doc/invoke.texi (Language Independent Options): Move
2484 -Wcoverage-mismatch blurb from here....
2485 (Warning Options): ...to here.
2487 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2489 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2490 Set rs6000_always_hint to false for 476.
2492 2012-01-27 Matthias Klose <doko@ubuntu.com>
2494 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2496 * incpath.c (add_standard_paths): Likewise.
2498 2012-01-27 Richard Henderson <rth@redhat.com>
2500 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2501 * config/m68k/sync.md (atomic_test_and_set): Rename from
2502 sync_test_and_setqi and adjust the operands.
2503 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2504 and unconditionally enable.
2506 2012-01-27 Richard Henderson <rth@redhat.com>
2508 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2509 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2510 (ldstub): Rename from ldstubqi.
2511 (ldstub<I24MODE>): Remove.
2513 2012-01-27 Richard Henderson <rth@redhat.com>
2515 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2516 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2517 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2518 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2519 * doc/tm.texi: Rebuild.
2521 2012-01-27 Richard Henderson <rth@redhat.com>
2523 * optabs.c (gen_atomic_test_and_set): Remove default.
2524 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2526 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2528 PR rtl-optimization/51978
2529 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2530 (combine_reaching_defs): Likewise.
2531 (struct re_info): Remove.
2532 (add_removable_extension): Remove x and data arguments,
2533 add insn, insn_list and def_map. Use the arguments directly
2534 instead of using struct re_info.
2535 (find_removable_extensions): Don't call add_removable_extension
2536 through note_stores, instead just call it with single_set
2538 (find_and_remove_re): Pass curr_cand->expr instead of
2539 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2541 2012-01-26 Michael Matz <matz@suse.de>
2543 PR tree-optimization/46590
2544 * cfgexpand.c: Revert last change (r183305).
2545 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2547 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2548 checking for emptiness.
2550 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2553 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2554 non-addressable non-BLKmode base correctly.
2556 2012-01-26 Michael Matz <matz@suse.de>
2558 PR tree-optimization/48794
2559 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2560 regions referenced from RESX/EH_DISPATCH.
2562 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2564 * config/s390/s390.h: Make BRANCH_COST an option.
2565 * config/s390/s390.opt: New option -mbranch-cost.
2567 2012-01-26 Richard Henderson <rth@redhat.com>
2569 Revert 2012-01-24 change:
2570 * trans-mem.c (requires_barrier): Do not instrument thread local
2571 variables and emit save/restore for them.
2573 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2576 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2579 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2581 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2584 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2587 Rename __pgm to __flash.
2588 Rename __pgm1 to __flash1.
2589 Rename __pgm2 to __flash2.
2590 Rename __pgm3 to __flash3.
2591 Rename __pgm4 to __flash4.
2592 Rename __pgm5 to __flash5.
2593 Rename __pgmx to __memx.
2594 * doc/extend.texi (AVR Named Address Spaces)
2595 Rename address space names as indicated above.
2596 * config/avr/avr.c (avr_addrspace): Ditto.
2598 * config/avr/avr-protos.h
2599 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2600 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2601 * config/avr/predicates.md: Ditto.
2602 * config/avr/avr.c Ditto, and
2603 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2604 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2606 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2607 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2608 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2609 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2610 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2611 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2612 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2613 * config/avr/avr.c: Ditto.
2614 * config/avr/avr.md: Ditto.
2616 2012-01-25 Jason Merrill <jason@redhat.com>
2619 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2621 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2623 PR tree-optimization/51987
2624 * tree-data-ref.c (get_references_in_stmt): Handle references in
2625 non-volatile GIMPLE_ASM.
2627 2012-01-25 Richard Guenther <rguenther@suse.de>
2629 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2630 bases are dereferenced.
2632 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2634 PR rtl-optimization/48374
2635 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2637 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2639 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2640 compute_data_dependences_for_loop returns false.
2641 * tree-parloops.c (loop_parallel_p): Likewise.
2643 2012-01-25 Richard Guenther <rguenther@suse.de>
2645 * tree.h (get_pointer_alignment_1): Declare.
2646 * builtins.c (get_pointer_alignment_1): New function.
2647 (get_pointer_alignment): Use it.
2649 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2651 PR rtl-optimization/48308
2652 * combine.c (enum undo_kind): Add UNDO_LINKS.
2653 (struct undo): Add member l to other_contents and where.
2654 (do_SUBST_LINK): New.
2656 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2657 (undo_all): Handle UNDO_LINKS.
2659 2012-01-25 Richard Henderson <rth@redhat.com>
2661 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2664 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2666 * optabs.c (gen_atomic_test_and_set): Use each argument.
2668 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2670 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2671 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2672 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2673 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2674 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2675 TARGET_PAIRED_SINGLE_FLOAT.
2677 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2679 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2680 (in_struct, return_val): Remove MEM documentation.
2681 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2682 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2683 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2685 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2686 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2687 * expr.c (store_field): Likewise.
2688 * function.c (assign_stack_temp_for_type): Likewise.
2689 * ifcvt.c (noce_try_cmove_arith): Likewise.
2690 * reload1.c (reload): Likewise.
2691 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2692 (alpha_set_memflags): Likewise.
2693 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2695 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2697 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2699 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2700 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2701 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2703 * cselib.c (cselib_rtx_varies_p): Delete.
2704 (cselib_invalidate_mem): Update call to canon_true_dependence.
2705 * dse.c (record_store, check_mem_read_rtx): Likewise.
2706 (scan_reads_nospill): Likewise.
2707 * cse.c (check_dependence): Likewise.
2708 (cse_rtx_varies_p): Delete.
2709 * expr.c (safe_from_p): Update call to true_dependence.
2710 * ira.c (validate_equiv_mem_from_store): Likewise.
2711 (memref_referenced_p): Likewise.
2712 * postreload-gcse.c (find_mem_conflicts): Likewise.
2713 * sched-deps.c (sched_analyze_2): Likewise.
2714 * store-motion.c (load_kills_store): Likewise.
2715 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2716 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2717 (compute_transp): Update call to canon_true_dependence.
2719 2012-01-25 Richard Henderson <rth@redhat.com>
2721 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2722 (maybe_emit_atomic_test_and_set): New.
2723 (expand_sync_lock_test_and_set): Use it.
2724 (expand_atomic_test_and_set): Likewise.
2725 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2726 the implementation; clarify implementation defined details.
2727 * doc/md.texi (atomic_test_and_set): Document.
2729 2012-01-25 Richard Henderson <rth@redhat.com>
2731 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2733 2012-01-25 Richard Henderson <rth@redhat.com>
2736 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2737 to effect no-op split.
2739 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2742 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2743 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2744 (BT_FN_VOID_PTR_INT_SIZE): New.
2745 (BT_FN_UINT_UINT_VAR): Remove.
2746 (BT_FN_UINT32_UINT32_VAR): New.
2747 (BT_FN_DOUBLE_VPTR): Remove.
2748 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2750 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2751 (_ITM_changeTransactionMode): Same.
2752 (_ITM_memmoveRtWt): Change return type to void.
2753 (_ITM_memcpyRtWt): Same.
2754 (_ITM_memsetW): Same.
2755 (_ITM_RaRD): Change types to double.
2760 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2762 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2763 Patrick Marlier <patrick.marlier@gmail.com>
2765 * trans-mem.c (requires_barrier): Do not instrument thread local
2766 variables and emit save/restore for them.
2768 2012-01-24 Jason Merrill <jason@redhat.com>
2771 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2772 output static aliases.
2774 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2777 * common.opt (-pie, -shared, pie, shared): Change from Common to
2779 * gcc.c (display_help): Display help for -pie and -shared.
2781 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2784 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2785 Remove note on size/offset limitation.
2786 (AVR Variable Attributes): Add example how to read data located
2787 with progmem. Refer to named address spaces.
2788 * doc/invoke.texi (AVR Options): Fix typo.
2790 2012-01-24 Richard Guenther <rguenther@suse.de>
2792 Forward-port to trunk
2793 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2796 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2797 op0 isn't sufficiently aligned and there is movmisalignM
2798 insn for mode, use it to load op0 into a temporary register.
2800 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2803 * target.def (const_not_ok_for_debug_p): New hook.
2804 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2806 * doc/tm.texi: Regenerated.
2807 * dwarf2out.c (const_ok_for_output_1): If
2808 targetm.const_not_ok_for_debug_p returns true, fail.
2809 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2811 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2813 2012-01-23 Kai Tietz <ktietz@redhat.com>
2816 * config/i386/predicates.md (symbolic_operand): Allow
2817 UNSPEC_PCREL as PIC expression for lea.
2818 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2819 * config/i386/i386.c (ix86_delegitimize_address): Handle
2820 UNSPEC_PCREL for none-MEM, too.
2822 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2824 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2825 (ipa_tm_create_version_alias): Same.
2827 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2830 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2831 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2833 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2834 Patrick Marlier <patrick.marlier@gmail.com>
2835 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2838 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2839 simple_object_start_read.
2841 2012-01-23 Richard Guenther <rguenther@suse.de>
2844 PR tree-optimization/51895
2845 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2846 parameter decomposition into BLKmode components.
2848 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2850 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2851 fake variables for restrict-qualified pointers whose pointed-to type
2852 contains a placeholder.
2854 2012-01-23 Richard Guenther <rguenther@suse.de>
2856 PR tree-optimization/51949
2857 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2859 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2861 PR rtl-optimization/51933
2862 * ree.c (transform_ifelse): Return true right away if dstreg is
2863 already wider or equal to cand->mode.
2864 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2865 (make_defs_and_copies_lists): Remove defs_list and copies_list
2866 arguments, add state argument, just truncate state->work_list
2867 instead of always allocating and freeing the vector. Assert that
2868 get_defs succeeds instead of returning 2. Changed return type to bool.
2869 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2870 have ext_src_mode, see if it has been modified already with the
2871 right kind of extension and has been extended before from the
2872 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2873 just return true. Remember the original mode in state->modified array.
2874 (combine_reaching_defs): Add state argument. Don't allocate and
2875 free here def_list, copied_list and vec vectors, instead just
2876 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2877 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2878 Add state variable, clear vectors in it, initialize state.modified
2879 if needed. Free all the vectors at the end and state.modified too.
2880 Don't skip a candidate if the extension expression has been modified.
2882 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2885 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2886 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2887 (extra_options) interix.opt -> i386/interix.opt"
2888 (extra_objs):Add winnt-stubs.o
2889 * configure.ac: Add interix to target_os .comm on PE check.
2890 * configure: Regenerate.
2891 * config/interix3.h: Delete and move bits to..
2892 * config/interix.h: Delete and move bits to..
2893 * config/i386/i386-interix3.h: Delete and move bits to..
2894 * config/i386/i386-interix.h: ..here.
2895 (TARGET_CPU_DEFAULT): Remove redefinition.
2896 (TARGET_ASM_CONSTRUCTOR): Undefine.
2897 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2898 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2899 (PTRDIFF_TYPE): Define.
2900 (LONG_DOUBLE_TYPE_SIZE): Define.
2901 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2902 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2903 (TARGET_SECTION_TYPE_FLAGS): Define.
2904 (ASM_DECLARE_FUNCTION_NAME): Define.
2905 (ASM_OUTPUT_EXTERNAL): Define.
2906 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2907 (ASM_OUTPUT_ALIGNED_BSS): Define.
2908 (PCC_BITFIELD_TYPE_MATTERS): Define.
2909 (USE_CONST_SECTION): Define.
2910 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2911 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2912 (SUPPORTS_ONE_ONLY): Remove.
2913 (I386_PE_STRIP_ENCODING): Define.
2914 * config/interix.opt: Delete and move bits to..
2915 * config/i386/interix.opt: ..here. New.
2916 (mpe-aligned-commons): Add.
2917 * config/i386/t-interix: Add copyright header.
2918 (winnt-stubs.o): Add rule.
2920 2012-01-22 Jason Merrill <jason@redhat.com>
2923 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2924 for extra name aliases.
2926 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2928 PR rtl-optimization/51924
2929 * ree.c (combine_set_extension): Improve debugging message.
2930 (combine_reaching_defs): Likewise.
2931 (get_defs): Rename confusingly named variable.
2932 (find_and_remove_re): Skip a candidate if the extension expression has
2935 2012-01-21 Robert Millan <rmh@gnu.org>
2936 Gerald Pfeifer <gerald@pfeifer.com>
2938 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2939 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2941 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2943 PR tree-optimization/51914
2944 * tree-vect-stmts.c (vectorizable_conversion): For
2945 cvt_type && modifier == WIDEN, put temporary with cvt_type
2946 at the beginning of vec_dsts and set vec_dest to temporary
2949 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2951 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2953 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2955 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2956 * config/rs6000/rs6000.c: Likewise.
2958 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2961 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2962 output_move_double on a copy of operands array.
2964 2012-01-20 Cary Coutant <ccoutant@google.com>
2965 Dodji Seketeli <dodji@redhat.com>
2968 * dwarf2out.c (copy_declaration_context): Return ref to parent
2969 of declaration DIE, if necessary.
2970 (remove_child_or_replace_with_skeleton): Add new parameter; update
2971 caller. Place skeleton DIE under parent DIE of original declaration.
2972 Move call to copy_declaration_context to here ...
2973 (break_out_comdat_types): ... from here.
2975 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2977 PR rtl-optimization/51856
2978 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2981 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2984 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2985 hints for neon loads and stores.
2987 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2991 * doc/extend.texi (Named Address Spaces): Split into subsections.
2992 (AVR Named Address Spaces): New subsection.
2993 (M32C Named Address Spaces): New subsection.
2994 (RL78 Named Address Spaces): New subsection.
2995 (SPU Named Address Spaces): New subsection.
2996 (Variable Attributes): New anchor "AVR Variable Attributes".
2997 (AVR Variable Attributes): Rewrite and avoid wording
2998 "address space" in this context.
2999 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3000 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3001 (AVR Built-in Macros): New subsubsection therein.
3002 * doc/md.texi (AVR constraints): Remove "C04", "R".
3004 2012-01-20 Richard Guenther <rguenther@suse.de>
3006 PR tree-optimization/51903
3007 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3008 when removing stmts.
3010 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3013 * config/arm/arm.c (arm_load_pic_register): Use
3014 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3015 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3016 (arm_pic_static_addr): Likewise.
3017 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3018 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3019 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3020 (pic_load_addr_unified): New.
3022 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3025 * function.c (instantiate_virtual_regs_in_insn): Use
3026 delete_insn_and_edges when removing a wrong asm insn.
3028 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3030 PR rtl-optimization/40761
3031 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3032 Add new member loop_num.
3033 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3034 (ira_build): Remove the parameter.
3036 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3037 (ira.c): Do not build CFG loops for one region allocation. Remove
3038 argument from ira_build call.
3040 * ira-build.c (init_loop_tree_node): New function.
3041 (create_loop_tree_nodes): Use it. Separate the case when CFG
3042 loops are not built.
3043 (more_one_region_p): Check current_loops.
3044 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3046 (add_loop_to_tree): Process loop equal to NULL too.
3047 (form_loop_tree): Separate the case when CFG loops are not built.
3048 Use explicitly number for the root.
3049 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3051 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3052 instead of loop->num.
3053 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3054 (mark_all_loops_for_removal): Ditto.
3055 (remove_unnecessary_regions): Separate the case when CFG loops
3057 (ira_build): Remove the parameter. Use explicit number of regions
3058 when CFG loops are not built.
3060 * ira-color.c (print_loop_title): Separate the case for the root node.
3061 Use loop_num instead of loop->num.
3062 (move_spill_restore): Use loop_num instead of loop->num.
3064 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3065 (change_loop): Ditto.
3066 (change_loop): Use loop_num instead of loop->num.
3068 * ira-lives.c (process_bb_node_lives): Ditto.
3070 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3072 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3074 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3077 * tree-mudflap.c (mf_artificial): New function.
3078 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3079 mx_register_decls, mudflap_enqueue_decl): Use it.
3082 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3083 numbers in the insn pattern.
3085 2012-01-19 Michael Matz <matz@suse.de>
3087 PR tree-optimization/46590
3088 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3089 use it in remembering which conflicts we already created.
3090 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3093 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3096 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3097 (merge_and_complain): Same.
3099 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3102 * config/initfini-array.h: Guard content of the header
3103 with #ifdef HAVE_INITFINI_ARRAY.
3104 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3105 Add initfini-array.h to tm_file here.
3106 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3107 * config.gcc: Don't add initfini-array.h to tm_file here.
3108 * configure: Regenerated.
3110 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3112 PR rtl-optimization/51505
3113 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3114 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3115 (df_note_bb_compute): Update the call to df_kill_notes.
3117 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3119 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3121 2012-01-18 Richard Guenther <rguenther@suse.de>
3123 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3124 of conversions to void *.
3126 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3127 Richard Sandiford <rdsandiford@googlemail.com>
3131 * optabs.h (simplify_expand_binop): Declare.
3132 * optabs.c (simplify_expand_binop): Make global.
3133 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3134 endian targets if the source cannot be exactly covered by word
3137 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3140 * hard-reg-set.h (struct hard_reg_set_container): New type.
3141 * target.h (struct hard_reg_set_container): Forward declare.
3142 * target.def (set_up_by_prologue): New target hook.
3143 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3144 * doc/tm.texi: Regenerated.
3145 * function.c (thread_prologue_and_epilogue_insns): Change
3146 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3147 Call targetm.set_up_by_prologue on it.
3148 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3149 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3151 2012-01-17 Nick Clifton <nickc@redhat.com>
3153 * config/rx/rx.c (rx_can_use_simple_return): New function.
3154 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3155 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3157 2012-01-17 Richard Guenther <rguenther@suse.de>
3160 * expr.c (expand_assignment): Take address-space information
3161 from the address operand of MEM_REF and TARGET_MEM_REF.
3162 (expand_expr_real_1): Likewise.
3164 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3166 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3167 reload dump is requested.
3169 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3172 * trans-mem.c (requires_barrier): Call may_be_aliased.
3174 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3176 PR tree-optimization/51877
3177 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3178 call arguments and fndecls compare equal, instead return false if they
3179 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3180 both SSA_NAMEs that are valueized the same, or they satisfy
3183 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3185 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3187 * configure: Regenerate.
3189 2012-01-16 Jan Hubicka <jh@suse.cz>
3193 * convert.c (convert_to_integer): Use fold_convert for
3194 converting an INTEGER_CST to integer type.
3196 2012-01-16 Jason Merrill <jason@redhat.com>
3199 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3201 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3204 * config/s390/s390.c (s390_chunkify_start): Don't skip
3205 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3206 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3207 If insn is followed by NOTE_INSN_VAR_LOCATION or
3208 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3209 Don't use location of note insns.
3211 PR tree-optimization/51865
3212 * tree-inline.c (tree_function_versioning): Call remap_decl
3213 on DECL_RESULT whenever it has VOID_TYPE_P type.
3215 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3217 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3218 for calls to locally-binding MIPS16 functions if only the return
3219 type uses float regs.
3221 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3222 Richard Sandiford <rdsandiford@googlemail.com>
3224 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3225 (SYMBOL_32_HIGH): Likewise.
3226 (mips_output_tls_reloc_directive): Declare.
3227 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3228 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3229 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3230 (mips_lo_relocs, mips_hi_relocs): Make extern.
3231 (mips16_stub_function): Move up file.
3232 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3233 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3234 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3235 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3236 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3237 (mips_get_tp): Add MIPS16 support.
3238 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3239 Generalize DTPREL and TPREL handling.
3240 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3241 Add MIPS16 TLS support.
3242 (mips_output_tls_reloc_directive): New function.
3243 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3244 * config/mips/predicates.md (symbolic_operand_with_high)
3245 (tls_reloc_operand): New predicates.
3246 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3247 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3248 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3249 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3250 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3251 (*tls_get_tp_mips16_call_<mode>): Likewise.
3253 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3255 PR rtl-optimization/51821
3256 * recog.c (peep2_find_free_register): Determine clobbered registers
3259 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3262 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3263 * config/avr/avr.c: Likewise.
3264 * config/avr/avr.h: Likewise.
3266 2012-01-13 Ian Lance Taylor <iant@google.com>
3269 * tree.h (TYPE_QUALS): Add cast to int.
3270 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3272 2012-01-13 Ian Lance Taylor <iant@google.com>
3274 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3275 comparing param_index to VEC_length result.
3277 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3279 * c-decl.c: Do not include tree-mudflap.h
3280 * tree-optimize.c: Likewise.
3281 * Makefile.in: Update dependencies.
3283 2012-01-13 Richard Guenther <rguenther@suse.de>
3286 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3287 variable-sized result always use RSO.
3289 2012-01-12 DJ Delorie <dj@redhat.com>
3291 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3292 pointer type, not just the default pointer type.
3294 2012-01-09 Richard Henderson <rth@redhat.com>
3295 Denis Chertykov <chertykov@gmail.com>
3298 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3299 * config/avr/avr.c (avr_can_eliminate): Simplify.
3300 (avr_initial_elimination_offset): Likewise.
3301 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3302 (expand_epilogue): Likewise.
3303 (avr_legitimize_address): Gut.
3304 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3305 (avr_hard_regno_nregs): New.
3306 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3307 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3308 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3309 add soft frame pointer.
3310 (CALL_USED_REGISTERS): Likewise.
3311 (REG_CLASS_CONTENTS): Likewise.
3312 (REGISTER_NAMES): Likewise.
3313 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3314 (HARD_FRAME_POINTER_REGNUM): New.
3315 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3316 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3317 remove the HARD_FRAME_POINTER self-elimination.
3319 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3322 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3323 DECL_EXTERNAL when checking for initializers of progmem variables.
3325 2012-01-12 Ira Rosen <irar@il.ibm.com>
3327 PR tree-optimization/51799
3328 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3329 that the last operation is a type demotion.
3331 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3333 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3334 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3336 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3339 * combine.c (distribute_notes): If i3 is a noreturn call,
3340 allow old_size to be equal to args_size and make sure the
3341 noreturn call gets REG_ARGS_SIZE note.
3342 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3343 on noreturn calls even when the delta is 0.
3345 2012-01-11 Nathan Sidwell <nathan@acm.org>
3347 * gcov.c (STRING_SIZE): Remove.
3348 (generate_results): Erase annotations for source files with no
3349 coverage information.
3351 (output_lines): Use it.
3353 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3355 * gimple.h (gimplify_body): Remove first argument.
3356 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3357 pointer set here, instead just pass DATA to walk_tree.
3358 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3359 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3360 (unvisit_body): Likewise, but with unmark_visited.
3361 (gimplify_body): Remove BODY_P argument and adjust.
3362 (gimplify_function_tree): Adjust call to gimplify_body.
3363 * omp-low.c (finalize_task_copyfn): Likewise.
3365 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3367 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3368 (build_function_type_skip_args): Delete.
3369 * tree.c (build_function_type_skip_args): Make static and add
3370 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3371 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3372 pass it to build_function_type_skip_args.
3373 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3374 (tree_function_versioning): Likewise.
3375 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3376 build_function_decl_skip_args.
3377 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3378 and pass it to build_function_decl_skip_args/tree_function_versioning.
3379 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3380 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3381 * trans-mem.c (ipa_tm_create_version): Likewise.
3382 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3383 * tree-inline.c (declare_return_variable): Remove always-true test.
3384 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3385 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3386 * ipa-split.c (split_function): Skip the return value for the split
3387 part if it doesn't return.
3389 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3391 PR tree-optimization/49642
3392 * ipa-split.c (forbidden_dominators): New variable.
3393 (check_forbidden_calls): New function.
3394 (dominated_by_forbidden): Likewise.
3395 (consider_split): Check for forbidden dominators.
3396 (execute_split_functions): Initialize and free forbidden
3397 dominators info; call check_forbidden_calls.
3399 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3401 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3403 2012-01-11 Nick Clifton <nickc@redhat.com>
3405 * config/rx/rx.md (return): Define pattern.
3407 2012-01-11 Richard Guenther <rguenther@suse.de>
3409 * doc/extend.texi (malloc attribute): Adjust according to
3412 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3413 Patrick Marlier <patrick.marlier@gmail.com>
3416 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3417 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3418 (ipa_tm_note_irrevocable): Same.
3419 (ipa_tm_scan_irr_block): Same.
3420 (ipa_tm_decrement_clone_counts): Same.
3421 (ipa_tm_scan_irr_function): Same.
3422 (ipa_tm_create_version_alias): Same.
3423 (ipa_tm_create_version): Same.
3424 (ipa_tm_transform_calls_redirect): Same.
3425 (ipa_tm_transform_calls): Same.
3426 (ipa_tm_transform_transaction): Same.
3427 (ipa_tm_execute): Same.
3429 2012-01-10 Richard Guenther <rguenther@suse.de>
3432 * opts.c (common_handle_option): Handle -Werror.
3434 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3436 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3439 2012-01-10 Jason Merrill <jason@redhat.com>
3441 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3444 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3446 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3447 supports R_386_TLS_GD_PLT reloc.
3448 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3449 supports R_386_TLS_LDM_PLT reloc.
3450 * configure: Regenerate.
3451 * config.in: Regenerate.
3453 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3456 Extend __pgmx semantics to linearize memory.
3457 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3458 determine if code comes inline or from libgcc.
3459 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3460 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3461 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3462 (movmemx_qi, movmemx_hi): New insns.
3463 (xload_<mode>_libgcc): Rewrite to new insn condition.
3464 (xload_<mode>): Remove insns.
3465 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3466 cases that don't satisfy avr_xload_libgcc_p().
3467 (avr_addr_space_convert): Allow converting in any direction.
3468 (avr_addr_space_subset_p): Return always true.
3469 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3470 (avr_emit_movmemhi): Ditto.
3471 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3472 (avr_out_movmem): Ditto.
3473 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3474 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3475 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3476 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3477 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3479 2012-01-10 Richard Guenther <rguenther@suse.de>
3481 PR tree-optimization/50913
3482 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3483 Require data-refs to be representable by Graphite with respect
3486 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3488 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3489 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3491 2012-01-10 Tom de Vries <tom@codesourcery.com>
3493 PR rtl-optimization/51271
3494 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3495 handling annulled branch.
3497 2012-01-10 Richard Henderson <rth@redhat.com>
3499 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3500 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3501 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3502 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3503 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3504 arm_expand_vec_perm_const): New.
3505 * config/arm/arm-protos.h: Update.
3506 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3507 (*neon_vswp<VDQX>): New.
3508 (neon_vcombine<VDX>): Use neon_split_vcombine.
3509 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3510 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3511 (vec_perm<VE>): New.
3513 2012-01-10 Richard Henderson <rth@redhat.com>
3515 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3516 use it if reload_completed.
3517 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3518 arm_output_asm_insn, arm_process_output_memory_barrier,
3519 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3520 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3521 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3522 arm_process_output_sync_insn, arm_output_sync_insn,
3523 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3524 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3525 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3526 (emit_unlikely_jump): New.
3527 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3528 (arm_split_atomic_op): New.
3529 * config/arm/arm-protos.h: Update.
3530 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3531 (struct arm_sync_generator): Remove.
3532 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3533 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3534 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3535 (VUNSPEC_LL, VUNSPEC_SC): New.
3536 (sync_result, sync_memory, sync_required_value, sync_new_value,
3537 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3538 (attr length): Don't use arm_sync_loop_insns.
3539 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3540 (movsfcc, movdfcc): Likewise.
3541 * config/arm/constraints.md (Ua): New.
3542 * config/arm/prediates.md (mem_noofs_operand): New.
3543 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3544 (sync_clobber, sync_t2_reqd): Remove.
3545 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3546 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3547 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3548 (arm_sync_compare_and_swap<SIDI>): Remove.
3549 (arm_sync_compare_and_swap<NARROW>): Remove.
3550 (arm_sync_lock_test_and_set<SIDI>): Remove.
3551 (arm_sync_lock_test_and_set<NARROW>): Remove.
3552 (arm_sync_new_<syncop><SIDI>): Remove.
3553 (arm_sync_new_<syncop><NARROW>): Remove.
3554 (arm_sync_new_nand<SIDI>): Remove.
3555 (arm_sync_new_nand<NARROW>): Remove.
3556 (arm_sync_old_<syncop><SIDI>): Remove.
3557 (arm_sync_old_<syncop><NARROW>): Remove.
3558 (arm_sync_old_nand<SIDI>): Remove.
3559 (arm_sync_old_nand<NARROW>): Remove.
3560 (*memory_barrier): Merge arm_output_memory_barrier.
3561 (atomic_compare_and_swap<QHSD>): New.
3562 (atomic_compare_and_swap<NARROW>_1): New.
3563 (atomic_compare_and_swap<SIDI>_1): New.
3564 (atomic_exchange<QHSD>): New.
3565 (cas_cmp_operand, cas_cmp_str): New.
3566 (atomic_op_operand, atomic_op_str): New.
3567 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3568 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3569 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3570 (arm_load_exclusive<NARROW>): New.
3571 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3572 (arm_store_exclusive<QHSD>): New.
3574 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3576 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3577 reload patterns if -mvsx-scalar-memory.
3579 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3580 generated, even -mno-vsx-scalar-double was used.
3581 (vsx_xscvdpsp_scalar): Likewise.
3582 (vsx_xscvspdp_scalar2): Likewise.
3584 2012-01-09 Tom de Vries <tom@codesourcery.com>
3585 Andrew Pinski <apinski@cavium.com>
3588 * reorg.c (fill_slots_from_thread): Don't speculate
3589 frame-related insns.
3591 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3593 * sched-int.h (bb_note): Move to...
3594 * basic-block.h: ...here.
3595 * haifa-sched.c (bb_note): Move to...
3596 * cfgrtl.c: ...here.
3597 * function.c (next_block_for_reg): New function.
3598 (move_insn_for_shrink_wrap): Likewise.
3599 (prepare_shrink_wrap): Rewrite to use the above.
3601 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3603 * gimple.c (is_gimple_non_addressable): Remove.
3604 * gimple.h: Remove is_gimple_non_addressable.
3605 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3606 is_gimple_non_addressable.
3607 * trans-mem.c (expand_assign_tm): Same.
3609 2012-01-09 Richard Guenther <rguenther@suse.de>
3611 PR tree-optimization/51775
3612 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3613 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3615 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3617 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3619 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3621 2012-01-09 Richard Guenther <rguenther@suse.de>
3623 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3625 2012-01-08 Jan Hubicka <jh@suse.cz>
3627 PR tree-optimize/51680
3628 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3629 on when known_vals needs to be computed; cleanup.
3631 2012-01-08 Jan Hubicka <jh@suse.cz>
3633 PR tree-optimize/51694
3634 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3636 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3638 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3639 for -std=c++98 and -std=c++11 too.
3641 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3643 * cfgloop.c (cancel_loop): Add free() of bbs array.
3645 2012-01-07 Jan Hubicka <jh@suse.cz>
3647 PR tree-optimization/51600
3648 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3649 that benefits small functions.
3651 2012-01-07 Jan Hubicka <jh@suse.cz>
3653 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3655 2012-01-07 Jan Hubicka <jh@suse.cz>
3657 PR tree-optimization/51680
3658 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3659 whose inlining reduce unit size.
3661 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3664 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3665 Add canonical node to containing_mem chain after the non-canonical
3666 one, even if there weren't any locs to propagate.
3667 (remove_useless_values): Keep only canonical values.
3668 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3669 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3670 canonicalize mem_chain elements that are not discarded.
3672 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3675 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3676 before emitting functions.
3678 PR gcov-profile/50127
3679 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3680 clear_aux_for_blocks.
3682 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3685 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3687 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3689 * c-decl.c (ext_block): Moved up.
3690 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3692 2012-01-06 Han Shen <shenhan@google.com>
3694 Translate built-in include paths for sysroot.
3695 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3696 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3698 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3699 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3701 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3702 control whether sysroot should be prepended to gxx include dir.
3704 * configure: Regenerate.
3706 2012-01-06 Torvald Riegel <triegel@redhat.com>
3708 PR rtl-optimization/51771
3709 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3710 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3712 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3714 PR tree-optimization/51315
3715 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3716 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3718 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3721 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3722 for shrp pattern. Correctly handle and fixup shift variable.
3723 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3725 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3728 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3729 note when !ACCUMULATE_OUTGOING_ARGS.
3731 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3733 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3735 (extract_range_from_unary_expr_1): Avoid useless computations.
3737 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3739 PR rtl-optimization/51767
3740 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3741 of jump_block and add an extra edge for degenerated asm gotos.
3744 * stmt.c (check_unique_operand_names): Don't ICE during error
3745 reporting if i is from labels chain.
3748 * profile.c (branch_prob): Split bbs that have exit edge
3749 and need a fake entry edge too.
3751 2012-01-05 Jan Hubicka <jh@suse.cz>
3754 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3757 2012-01-05 Richard Guenther <rguenther@suse.de>
3760 * tree-streamer-out.c (write_ts_optimization): New function.
3761 (streamer_write_tree_body): Call it.
3762 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3763 (streamer_read_tree_body): Call it.
3764 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3766 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3769 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3770 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3771 in_cleanup_point_expr before gimplify_stmt call and restore it
3773 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3774 in_cleanup_point_expr is false.
3776 2012-01-05 Richard Guenther <rguenther@suse.de>
3779 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3781 * toplev.c (process_options): Reject combining mudflap and LTO.
3782 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3784 2012-01-05 Richard Guenther <rguenther@suse.de>
3786 PR tree-optimization/51760
3787 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3789 (bit_value_unop): Handle UNDEFINED operands.
3790 (bit_value_binop): Likewise.
3792 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3794 * config/avr/avr.c (avr_replace_prefix): Remove.
3795 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3796 (avr_asm_function_rodata_section): Ditto.
3797 (avr_asm_select_section): Ditto.
3799 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3801 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3804 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3807 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3808 calls that have any non-fake successor edges.
3811 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3813 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3815 PR tree-optimization/51624
3816 * tree-sra.c (build_ref_for_model): When replicating a chain of
3817 COMPONENT_REFs, stop as soon as the offset would become negative.
3819 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3822 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3823 in .debug_loc on the floor.
3825 2012-01-04 Andrew Pinski <apinski@cavium.com>
3827 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3829 2012-01-04 Andrew Pinski <apinski@cavium.com>
3830 Adam Nemet <anemet@caviumnetworks.com>
3832 * config/mips/mips.md (size): Add SI and DI.
3833 (SIZE): New mode attribute.
3834 (U): New code attribute.
3835 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3836 (mips_lbux_<mode>): Delete.
3837 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3838 (mips_lhx): Use gen_mips_lhx_extsi.
3839 (mips_lhx_<mode>): Delete.
3841 (mips_l<size>x): New expand.
3842 (mips_lwx_<mode>): Delete.
3843 (mips_l<GPR:size>x_<P:mode>): New pattern.
3844 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3845 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3846 * config/mips/mips.c (mips_lx_address_p): New function.
3847 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3848 (dsp64): New availability predicate.
3849 (mips_builtins): Add an entry for __builtin_mips_ldx.
3850 * config/mips/mips.h (ISA_HAS_LBX): New define.
3851 (ISA_HAS_LBUX): Likewise.
3852 (ISA_HAS_LHX): Likewise.
3853 (ISA_HAS_LHUX): Likewise.
3854 (ISA_HAS_LWX): Likewise.
3855 (ISA_HAS_LWUX): Likewise.
3856 (ISA_HAS_LDX): Likewise.
3857 * doc/extend.texi (__builtin_mips_ldx): Document.
3859 2012-01-04 Tristan Gingold <gingold@adacore.com>
3861 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3862 when long pointers are used.
3863 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3864 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3865 (ia64-hp-*vms*): Remove.
3866 * config/vms/xm-vms64.h: Delete.
3868 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3871 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3873 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3875 * opts.c (finish_options): Remove duplicate sorry.
3877 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3880 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3883 2012-01-04 Richard Guenther <rguenther@suse.de>
3886 * tree.c (size_low_cst): New function.
3887 * tree.h (size_low_cst): Declare.
3888 * fold-const.c (fold_comparison): Use it to extract the low
3889 part of the POINTER_PLUS_EXPR offset.
3891 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3893 Fix clearing ZERO_REG
3894 * config/avr/avr.md (cc): Add alternative "ldi".
3895 (movqi_insn): Use it in cc attribute.
3896 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3897 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3898 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3900 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3902 * configure: Regenerate.
3904 2012-01-04 Richard Guenther <rguenther@suse.de>
3906 PR tree-optimization/49651
3907 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3908 (var_can_have_subvars): Use it.
3909 (get_constraint_for_1): Only consider subfields if there can be any.
3911 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3914 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3915 to its new canonical_cselib_val and the cselib_val was in
3916 first_containing_mem chain, but the canonical_cselib_val was not,
3917 add the latter into the chain.
3918 (cselib_invalidate_mem): Compare canonical_cselib_val of
3919 addr_list chain elt with v.
3922 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3923 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3925 (output_macinfo_op): Don't ggc_strdup fd->filename.
3926 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3927 then ggc_strdup it. Don't free inc->info or cur->info.
3928 (output_macinfo): Don't free ref->info or file->info.
3930 2012-01-03 Ira Rosen <irar@il.ibm.com>
3932 PR tree-optimization/51269
3933 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3934 first_niters a pointer.
3935 (slpeel_tree_peel_loop_to_edge): Likewise.
3936 (vect_do_peeling_for_loop_bound): Update call to
3937 slpeel_tree_peel_loop_to_edge.
3938 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3939 here. Remove it from the parameters list.
3940 (vect_do_peeling_for_alignment): Update calls and compute
3943 2012-01-03 Richard Guenther <rguenther@suse.de>
3945 PR tree-optimization/51070
3946 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3947 Properly handle calls.
3949 2012-01-03 Richard Guenther <rguenther@suse.de>
3951 PR tree-optimization/51692
3952 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3953 the LHS of allocation stmts.
3955 2012-01-03 Olivier Hainque <hainque@adacore.com>
3957 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3959 2012-01-03 Olivier Hainque <hainque@adacore.com>
3961 * collect2.c (main): In AIX specific computations for vector
3962 insertions, use CONST_CAST2 to cast from char ** to const char **.
3964 2012-01-03 Richard Guenther <rguenther@suse.de>
3967 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3968 the context of a limbo DIE when it does not already exist.
3970 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3972 PR tree-optimization/51719
3973 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3974 but direct call is, clear direct call's lhs and don't add fallthrough
3975 edge from dcall_bb to join_bb and PHIs.
3977 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3979 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3980 the instructions emitted by the pattern.
3981 ("*TDC_insn_<mode>"): Add comment.
3983 2012-01-03 Richard Guenther <rguenther@suse.de>
3986 * fold-const.c (fold_comparison): Properly canonicalize
3987 tree offset and HOST_WIDE_INT bit position.
3989 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3991 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3992 operands for extzv pattern.
3994 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3997 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4000 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4002 * doc/invoke.texi (-flto and related options): Copy-edit.
4004 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4006 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4008 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4010 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4013 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4015 * expr.h (move_by_pieces_ninsns): Declare.
4016 * expr.c (move_by_pieces_ninsns): Make external.
4017 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4018 (mips_store_by_pieces_p): Likewise.
4019 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4020 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4021 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4022 (mips_store_by_pieces_p): Likewise.
4024 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4026 * passes.c (register_one_dump_file): Free full_name.
4028 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4029 (calculate_elim_costs_all_insns): Free offsets_at and
4030 offsets_known_at at the end and clear the pointers.
4032 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4034 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4035 this option introduced in r180739.
4037 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4040 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4041 (tmake_file target=avr): Add avr/t-multilib.
4043 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4044 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4045 * config/avr/genmultilib.awk: New file.
4046 * config/avr/t-multilib: New auto-generated file.
4047 * config/avr/multilib.h: New auto-generated file.
4048 * config/avr/t-avr (AVR_MCUS): New variable.
4049 (genopt.sh): Use it.
4050 (s-mlib): Depend on t-multilib.
4051 (t-multilib, multilib.h): New dependencies.
4052 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4053 (MULTILIB_OPTIONS): Remove.
4054 (MULTILIB_MATCHES): Remove.
4055 (MULTILIB_DIRNAMES): Remove.
4056 (MULTILIB_EXCEPTIONS): Remove:
4057 * config/avr/genopt.sh: Don't use hard coded file name;
4058 pass AVR_MCUS from t-avr instead.
4060 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4062 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4064 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4066 Implement light-weight DImode support.
4067 * config/avr/avr-dimode.md: New file.
4068 * config/avr/avr.md: Include it.
4069 (adjust_len): Add plus64, compare64.
4070 (HIDI): Remove code iterator.
4071 (code_stdname): New code attribute.
4072 (rotx, rotsmode): Remove DI.
4073 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4075 * config/avr/avr-protos.h (avr_have_dimode): New.
4076 (avr_out_plus64, avr_out_compare64): New.
4077 * config/avr/avr.c (avr_out_compare): Handle DImode.
4078 (avr_have_dimode): New variable definition and initialization.
4079 (avr_out_compare64, avr_out_plus64): New functions.
4080 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4081 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4082 (avr_compare_pattern): Skip DImode comparisons.
4084 2012-01-02 Revital Eres <revital.eres@linaro.org>
4086 * ddg.c (def_has_ccmode_p): New function.
4087 (add_cross_iteration_register_deps,
4088 create_ddg_dep_from_intra_loop_link): Call it.
4090 2012-01-02 Richard Guenther <rguenther@suse.de>
4093 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4095 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4097 * gcc.c (process_command): Update copyright notice dates.
4098 * gcov.c (print_version): Likewise.
4099 * gcov-dump.c (print_version): Likewise.
4100 * mips-tfile.c (main): Likewise.
4101 * mips-tdump.c (main): Likewise.
4103 2012-01-01 Ira Rosen <irar@il.ibm.com>
4105 PR tree-optimization/51704
4106 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4107 a use is inside the basic block or loop before accessing its vect info.
4109 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4111 PR rtl-optimization/51069
4112 * cfgloopmanip.c (remove_path): Removing path making irreducible
4113 region unconditional makes BB part of the region.
4115 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4117 PR tree-optimization/51683
4118 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4119 calls with side-effects.
4120 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4122 Copyright (C) 2012 Free Software Foundation, Inc.
4124 Copying and distribution of this file, with or without modification,
4125 are permitted in any medium without royalty provided the copyright
4126 notice and this notice are preserved.