1 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
7 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
8 calls to cgraph_node_name in xstrdup.
9 (ipa_make_edge_direct_to_target): Ditto.
10 * tree-sra.c (convert_callers_for_node): Ditto.
11 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
12 * ipa-cp.c (perhaps_add_new_callers): Ditto.
13 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
14 (cgraph_materialize_all_clones): Ditto.
15 * ipa-inline.c (report_inline_failed_reason): Ditto.
16 (want_early_inline_function_p): Ditto.
17 (edge_badness): Ditto.
18 (update_edge_key): Ditto.
19 (flatten_function): Ditto.
21 (inline_always_inline_functions): Ditto.
22 (early_inline_small_functions): Ditto.
24 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
26 Backport from mainline
27 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
29 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
30 Introduce emul_name to select the right linker emulation for
32 * configure: Regenerate.
33 * config.gcc: Add bits to support powerpc64-*-freebsd*.
34 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
35 * config/rs6000/freebsd64.h: New file.
36 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
38 (rs6000_savres_strategy): Likewise.
39 (rs6000_savres_routine_name): Likewise.
40 (rs6000_elf_file_end): Likewise.
41 * config/rs6000/t-freebsd64: New file.
42 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
43 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
45 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
47 Backport from mainline
48 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
51 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
53 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
55 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
56 predicate to discriminate types.
58 2012-04-27 Richard Guenther <rguenther@suse.de>
61 * convert.c (convert_to_integer): Avoid infinite recursion for
62 target-defined built-in types.
64 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
67 * config/cris/cris.md ("*andhi_lowpart_v32")
68 ("*andqi_lowpart_v32"): Change first input-only operand from
69 a (match_operand ...) to (match_dup 0). Drop alternatives with
70 const_int-matching constraints for redundancy.
71 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
72 three-operand alternative.
74 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
76 Backport from mainline
77 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
79 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
80 (*addsi_2_zext): Ditto.
81 (*add<mode>_3): Ditto.
82 (*addsi_3_zext): Ditto.
83 (*add<mode>_5): Ditto.
85 2012-04-25 Jakub Jelinek <jakub@redhat.com>
88 * c-typeck.c (set_nonincremental_init,
89 set_nonincremental_init_from_string): Pass true instead of false
90 as IMPLICIT to add_pending_init.
92 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
94 Backport from 2012-04-24 mainline r186768.
97 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
99 2012-04-24 Richard Guenther <rguenther@suse.de>
101 PR tree-optimization/53085
102 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
105 2012-04-24 Jakub Jelinek <jakub@redhat.com>
108 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
110 (output_addressed_constants): Likewise.
113 * varasm.c (get_section): Don't ICE for section conflicts with
114 built-in section kinds.
116 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
118 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
120 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
122 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
124 2012-04-23 Richard Guenther <rguenther@suse.de>
127 * c-typeck.c (build_binary_op): Fix typo.
129 2012-04-23 Jakub Jelinek <jakub@redhat.com>
131 PR tree-optimizations/52891
132 * tree-vect-patterns.c (adjust_bool_pattern): Use
133 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
134 but with non-standard precision.
136 2012-04-22 Ian Lance Taylor <iant@google.com>
138 * godump.c (go_output_typedef): Dump size of structs.
140 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
142 Backport from mainline:
144 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
145 hints for 'A' operand types.
147 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
149 Backport from 2012-04-19 mainline r186588.
152 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
155 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
157 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
159 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
162 * config/i386/sync.md (atomic_<code><mode>): Rename to
163 atomic_<logic><mode>.
165 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
167 Backport from mainline
168 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
171 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
172 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
173 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
174 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
175 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
176 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
177 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
178 gen_avx2_permvarv8sf.
180 2012-04-16 Martin Jambor <mjambor@suse.cz>
182 Backported from mainline
184 2012-04-13 Martin Jambor <mjambor@suse.cz>
187 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
188 fold_ctor_reference returns a zero constant.
190 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
192 Backported from mainline
193 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
195 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
196 and __ILP32__ for x32.
198 2012-04-13 Tom de Vries <tom@codesourcery.com>
200 Backport from mainline r186418.
202 2012-04-13 Tom de Vries <tom@codesourcery.com>
204 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
205 parameters vuse and vuse_escaped.
206 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
207 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
210 2012-04-13 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/52969
213 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
214 the condition for the COND_EXPR and handle predicate negation
215 by swapping the COND_EXPR arms.
217 2012-04-13 Richard Guenther <rguenther@suse.de>
220 * convert.c (convert_to_pointer): Remove special-casing of
223 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
225 Backport from mainline
226 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
229 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
230 the list of options to enable the FCFID instruction.
231 (TARGET_EXTRA_BUILTINS): Adjust comment.
233 2012-04-12 Richard Guenther <rguenther@suse.de>
235 PR tree-optimization/52943
236 * tree-chrec.h (chrec_is_positive): Remove.
237 * tree-scalar-evolution.c (chrec_is_positive): Move ...
238 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
239 Return false for a constant zero instead of negative.
240 (analyze_siv_subscript_cst_affine): Handle zero difference
241 in the initial condition explicitely.
243 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
246 * varasm.c (process_pending_assemble_externals): Set
247 pending_assemble_externals_processed true.
248 (assemble_external): Call assemble_external_real if the pending
249 assemble externals have been processed.
251 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
254 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
255 the DECL generated for the special GOT helper.
257 2012-04-06 Walter Lee <walt@tilera.com>
259 Backport from mainline
260 2012-03-07 Walter Lee <walt@tilera.com>
262 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
263 REG_CFA_* notes for the stack pointer.
264 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
265 EH_RETURN_STACKADJ_RTX.
266 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
267 generate REG_CFA_* notes for the stack pointer.
268 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
269 by EH_RETURN_STACKADJ_RTX.
271 2012-04-06 Matt Turner <mattst88@gmail.com>
273 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
275 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
277 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
278 of the destination isn't also a FP_REGS register.
280 2012-04-03 Richard Guenther <rguenther@suse.de>
282 Backport from mainline
283 2012-03-02 Richard Guenther <rguenther@suse.de>
285 PR tree-optimization/52406
286 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
287 (struct indices): Add unconstrained_base member.
288 (struct dr_alias): Remove unused vops member.
289 (DR_UNCONSTRAINED_BASE): New define.
290 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
291 add indices to allow their disambiguation. Make DR_BASE_OBJECT
292 be an artificial access that covers the whole indexed object,
293 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
294 plain decl base-objects to their MEM_REF variant.
295 (dr_may_alias_p): When the base-object of either data reference
296 has unknown size use only points-to information.
297 (compute_affine_dependence): Make dumps easier to read and
299 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
300 DR_REF when looking for packed references.
301 (vect_supportable_dr_alignment): Likewise.
303 2012-04-03 Richard Guenther <rguenther@suse.de>
305 Backport from mainline
306 2012-03-15 Richard Guenther <rguenther@suse.de>
309 * tree-data-ref.c (subscript_dependence_tester_1): Check
310 all dimensions for non-conflicting access functions.
312 2012-04-03 Richard Guenther <rguenther@suse.de>
314 Backport from mainline
315 2012-03-06 Richard Guenther <rguenther@suse.de>
318 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
320 2012-03-23 Richard Guenther <rguenther@suse.de>
322 PR tree-optimization/52678
323 * tree-vectorizer.h (struct _stmt_vec_info): Add
324 loop_phi_evolution_part member.
325 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
326 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
327 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
328 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
329 Use the cached evolution part and the PHI nodes value from
330 the loop preheader edge instead of re-analyzing the evolution.
332 2012-03-26 Richard Guenther <rguenther@suse.de>
334 PR tree-optimization/52701
335 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
336 compute and set the evolution part of PHI nodes.
338 2012-03-30 Richard Guenther <rguenther@suse.de>
340 PR tree-optimization/52754
341 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
342 propagate arbitrary addresses into really plain dereferences.
344 2012-04-03 Jakub Jelinek <jakub@redhat.com>
346 PR tree-optimization/52835
347 * tree-data-ref.c (build_rdg): Return NULL if
348 compute_data_dependences_for_loop failed.
350 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
352 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
353 (stmt_can_make_abnormal_goto): Use it.
354 (is_ctrl_altering_stmt): Likewise.
356 2012-03-31 Martin Jambor <mjambor@suse.cz>
358 Backported from mainline
359 2012-03-30 Martin Jambor <mjambor@suse.cz>
361 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
362 is a builtin_stack_save in a dominating BB.
364 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
366 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
367 crossing 128bit lane boundary.
369 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
371 Backported from mainline
372 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
375 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
377 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
378 * config/i386/i386.c: Include reload.h.
379 (ix86_legitimize_reload_address): New function.
381 2012-03-28 Martin Jambor <mjambor@suse.cz>
383 Backported from mainline
384 2012-03-27 Martin Jambor <mjambor@suse.cz>
387 * tree-sra.c (sra_modify_assign): Do not call
388 load_assign_lhs_subreplacements when working with an unscalarizable
391 2012-03-28 Jakub Jelinek <jakub@redhat.com>
394 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
395 __builtin_va_start to __builtin_next_arg if the latter is
396 builtin_decl_explicit_p rather than when it is not.
399 * tree-vect-generic.c (vector_element): Perform multiplication
400 for pos in bitsizetype type instead of idx type.
402 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
404 Backport from 2012-03-28 mainline r185910.
407 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
408 (avr_builtin_decl): New static function.
409 (struct avr_builtin_description, avr_bdesc): Move up.
410 Add GTY marker. Add field fndecl. Remove redundant field id.
411 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
412 (avr_expand_builtin): Code cleanup because .id is removed.
414 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
417 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
420 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
422 Backport from 2012-03-28 mainline r185907.
425 * config.gcc (tm_file): Remove avr/multilib.h.
427 * doc/invoke.texi (AVR Options): Adjust
428 documentation of -mtiny-stack.
430 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
431 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
432 * config/avr/t-avr: Remove generation of multilib.h.
433 * config/avr/t-multilib: Regenerate.
434 * config/avr/multilib.h: Remove.
435 * config/avr/avr.opt (-msp8): New option.
436 (avr_sp8): New variable.
437 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
438 * config/avr/avr.h (AVR_HAVE_SPH): New define.
439 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
440 (avr_device_to_sp8): New prototype.
441 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
442 (DRIVER_SELF_SPECS): New define.
443 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
444 __AVR_SP8__, __AVR_HAVE_SPH__.
445 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
446 AVR_HAVE_8BIT_SP to decide if SP_H is present.
447 (avr_file_start): Ditto.
449 2012-03-28 Jakub Jelinek <jakub@redhat.com>
452 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
453 instead of 8 in adjust_address.
455 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
457 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
458 of a unit before computing the offset in units.
460 2012-03-27 Richard Guenther <rguenther@suse.de>
463 * fold-const.c (try_move_mult_to_index): Handle &x.array more
466 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
469 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
471 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
474 * varasm.c: Include pointer-set.h.
475 (pending_assemble_externals_set): New pointer set.
476 (process_pending_assemble_externals): Destroy the pointer set.
477 (assemble_external): See if decl is in pending_assemble_externals_set,
478 and add it to pending_assemble_externals if necessary.
479 (init_varasm_once): Allocate pending_assemble_externals_set.
481 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
483 Backported from mainline
484 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
487 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
488 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
489 (vector_ltgt<mode>): Likewise.
490 (vector_ordered<mode>): Likewise.
491 (vector_unordered<mode>): Likewise.
492 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
494 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
496 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
499 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
501 Backported from mainline
502 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
506 * config/sh/sh.c (sh_register_move_cost): Increase cost between
507 GENERAL_REGS and FP_REGS for SImode.
509 2012-03-22 Jakub Jelinek <jakub@redhat.com>
512 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
513 on any new_local_var_chain vars declared during recursing on
514 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
516 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
518 Backport from 2012-03-22 mainline r185692.
521 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
522 (unspecv): Add UNSPECV_MEMORY_BARRIER.
523 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
524 (delay_cycles_1, delay_cycles_2): Ditto.
525 (delay_cycles_3, delay_cycles_4): Ditto.
526 (nopv, *nopv): Ditto.
527 (sleep, *sleep): Ditto.
530 Backport from 2012-03-21 mainline r185605.
532 PR rtl-optimization/52543
534 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
535 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
536 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
537 (avr_load_libgcc_p): Restrict to __flash loads.
538 (avr_out_lpm): Only handle 1-byte loads from __flash.
539 (avr_load_lpm): New function.
540 (avr_find_unused_d_reg): Remove.
541 (avr_out_lpm_no_lpmx): Remove.
542 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
543 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
544 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
545 (load_<mode>, load_<mode>_clobber): New insns.
546 (mov<mode>): For multi-byte move from non-generic
547 16-bit address spaces: Expand to load_<mode> resp.
549 (load<mode>_libgcc): Remove expander.
550 (split-lpmx): Remove split.
552 Backport from 2012-03-13 mainline r185329.
555 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
556 offset (size) to a value the insns can deal with.
557 (expand_epilogue): Ditto.
559 Backport from 2012-03-12 mainline r185256.
562 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
563 type from reg_class_t to enum reg_class.
564 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
566 Backport from 2012-03-12 mainline r185253.
569 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
570 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
571 r184615 from 2012-02-28.
573 Backport from 2012-03-08 mainline r185105.
575 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
576 for constants in [-63,63].
578 Backport from 2012-03-08 mainline r185100.
581 * config/avr/avr.c (avr_mem_clobber): New static function.
582 (avr_expand_delay_cycles): Add memory clobber operand to
583 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
584 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
585 (enable_interrupt, disable_interrupt): New expander.
586 (nopv, sleep, wdr): New expanders.
587 (delay_cycles_1): Add memory clobber.
588 (delay_cycles_2): Add memory clobber.
589 (delay_cycles_3): Add memory clobber.
590 (delay_cycles_4): Add memory clobber.
591 (cli_sei): New insn from former "enable_interrupt",
592 "disable_interrupt" with memory clobber.
593 (*wdt): New insn from former "wdt" with memory clobber.
594 (*nopv): Similar, but for "nopv".
595 (*sleep): Similar, but for "sleep".
597 Backport from 2012-03-07 mainline r185043.
600 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
602 Backport from 2012-03-07 mainline r185032.
605 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
606 to: RAMPZ, RAMPY, RAMPX, RAMPD.
607 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
609 Backport from 2012-03-07 mainline r185031.
612 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
614 * config/avr/avr.md (xload_8): Adjust insn length.
616 Backport from 2012-03-07 mainline r185030.
619 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
620 if RAMPZ affects reading from RAM.
622 Backport from 2012-03-05 mainline r184919.
624 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
626 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
628 Backport from mainline r185259.
631 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
632 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
634 2012-03-22 Jakub Jelinek <jakub@redhat.com>
636 Backported from mainline
637 2012-03-13 Jakub Jelinek <jakub@redhat.com>
640 * c-parser.c (c_parser_postfix_expression)
641 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
643 * config/i386/smmintrin.h: Avoid /* within a comment.
644 * config/i386/nmmintrin.h: Likewise.
646 2012-03-22 Richard Guenther <rguenther@suse.de>
648 * BASE-VER: Set to 4.7.1.
649 * DEV-PHASE: Set to prerelease.
651 2012-03-22 Release Manager
653 * GCC 4.7.0 released.
655 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
657 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
659 2012-03-15 Jakub Jelinek <jakub@redhat.com>
660 Andrew Pinski <apinski@cavium.com>
663 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
664 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
665 calls instead of __builtin_ir{int,ound}*.
667 2012-03-14 Jakub Jelinek <jakub@redhat.com>
670 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
673 2012-03-13 Joseph Myers <joseph@codesourcery.com>
675 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
676 Refer to GCC 4.7 version of c99status.html.
678 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
680 Backport from mainline
681 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
683 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
684 redefine to be NULL if the current bit-size is different from the
687 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
688 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
689 set the default tuning. Add asserts to make sure the cpu and tune
690 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
691 test whether the index is set, instead of > 0.
692 (rs6000_file_start): Do not reset the default cpu if the current
693 bit-size is different from the configured bit-size.
695 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
697 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
699 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
700 Update binutils references.
701 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
702 Update binutils reference.
703 Update Sun as/GNU ld caveat.
704 Document binutils largefile requirement for LTO plugin.
705 Remove reference to alternate libpthread.
707 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
709 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
711 (Specific, mips-sgi-irix6): Likewise.
713 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
715 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
716 * configure: Regenerate.
718 2012-03-07 Richard Henderson <rth@redhat.com>
720 * config/m68k/m68k.h (ISA_HAS_TAS): New.
721 * config/m68k/sync.md (atomic_test_and_set): Use it.
722 (atomic_test_and_set_1): Likewise.
724 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
727 * Makefile.in: Let install-gcc-ar depend on installdirs,
728 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
729 Don't double canonicalize if cross-compiling.
731 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
733 * trans-mem.c: New typedef for tm_region_p.
734 Define vector types for tm_region_p.
735 (tm_region_init): Replace region_worklist to a vector called
738 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
741 * trans-mem.c (tm_region_init): Use last_basic_block.
743 2012-03-05 Richard Henderson <rth@redhat.com>
746 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
747 * omp-low.c (expand_omp_atomic): Assume anything aligned to
748 BIGGEST_ALIGNMENT is aligned.
750 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
752 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
754 2012-03-05 Richard Henderson <rth@redhat.com>
757 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
758 instead of calling negqi2 directly.
760 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
762 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
763 (INTMAX_TYPE): Use it.
764 (UINTMAX_TYPE): Likewise.
765 (SUBTARGET_OVERRIDE_OPTIONS): Define.
766 (irix6_c_common_override_options): Declare.
767 (C_COMMON_OVERRIDE_OPTIONS): Define.
768 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
769 * config/mips/irix6-c.c: New file.
770 * config/mips/t-irix6 (irix6-c.o): New target.
771 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
774 2012-03-02 Richard Henderson <rth@redhat.com>
776 * optabs.c (expand_atomic_test_and_set): Honor
777 atomic_test_and_set_trueval even when atomic_test_and_set
780 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
782 Backport from mainline
783 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
785 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
787 2012-03-02 Richard Guenther <rguenther@suse.de>
789 * DEV-PHASE: Set to prerelease.
791 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
793 * config.gcc (obsolete): Add all ARM targets using the FPA.
794 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
795 * doc/install.texi: Avoid references to obsolete ARM ports.
797 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
799 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
801 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
802 Joern Rennecke <joern.rennecke@embecosm.com>
804 * doc/extend.texi: Expand and update information on interrupt
805 attribute for Epiphany.
807 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
809 * config/sh/sh-protos.h: Update copyright notice dates.
810 * config/sh/sh.h: Likewise.
811 * config/sh/sh.md: Likewise.
812 * config/sh/constraints.md: Likewise.
813 * config/sh/predicates.md: Likewise.
815 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
817 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
818 * config/sh/sh.c (tertiary_reload_operand): Likewise.
820 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
822 * config/sh/constraints.md: Fix comment typo.
824 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
827 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
828 unsigned HOST_WIDE_INT.
829 (zvdep_imm64): Likewise.
830 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
831 (vdepi_and): Likewise.
832 Likewise for unamed 64-bit patterns.
833 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
835 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
838 PR rtl-optimization/52417
839 * cselib.c (cselib_any_perm_equivs): New variable.
840 (cselib_reset_table): Check that it's not set when not
841 preserving constants.
842 (cselib_add_permanent_equiv): Set it.
843 (cselib_have_permanent_equivalences): New.
844 (cselib_init, cselib_finish): Reset it.
845 * cselib.h (cselib_have_permanent_equivalences): Declare.
846 * alias.c (get_addr): Restore earlier behavior when there
847 aren't permanent equivalences.
849 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
851 * config/mn10300/mn10300-modes.def: Fix copyright notice.
852 * config/v850/v850-modes.def: Fix copyright notice.
854 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
856 * doc/extend.texi (AVR Built-in Functions): Document
857 __builtin_avr_flash_segment.
859 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
860 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
861 (*split.flash_segment): New insn-and-split.
862 * config/avr/avr.c (avr_init_builtins): Add local variables:
863 const_memx_void_node, const_memx_ptr_type_node,
864 char_ftype_const_memx_ptr.
866 2012-03-01 Jakub Jelinek <jakub@redhat.com>
868 PR tree-optimization/52445
869 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
870 add ssa_name_ver, offset and size fields and change store field
872 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
873 (add_or_mark_expr): Likewise. Only consider previous stores
874 with the same size and offset.
875 (nt_init_block): Only look at gimple_assign_single_p stmts,
876 doesn't look at rhs2.
878 2012-03-01 Richard Guenther <rguenther@suse.de>
881 * tree-cfg.c (verify_gimple_assign_unary): Allow any
882 conversions from integral types to pointer types.
884 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
886 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
887 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
888 unintentionally removed in r184616.
890 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
892 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
895 2012-02-29 Jakub Jelinek <jakub@redhat.com>
896 Uros Bizjak <ubizjak@gmail.com>
899 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
900 alternatives, add "e" constraint to the new last alternative
901 and ! to last 3 alternatives.
903 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
905 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
906 DW_AT_artificial attributes at the end of the processing.
907 (gen_array_type_die): Likewise.
908 (gen_enumeration_type_die): Likewise.
909 (gen_struct_or_union_type_die): Likewise.
910 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
913 2012-02-29 Jakub Jelinek <jakub@redhat.com>
916 * expr.c (expand_assignment): If doing misaligned store that doesn't
917 cover all mode bits, perform a RMW cycle.
919 PR tree-optimization/52429
920 * tree-parloops.c (separate_decls_in_region_debug): Return early
921 if var is LABEL_DECL.
923 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
925 PR tree-optimization/52424
926 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
927 calling dom_thread_across_edge.
929 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
931 * config/avr/avr.c: Move definition of TARGET macros to end of file.
933 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
935 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
936 * config/avr/avr.c (avr_output_bld): Remove unused function.
937 (avr_out_sbxx_branch): Use "%T" to print bit position.
939 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
941 * config/avr/avr.md: Untabify.
943 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
945 * config/avr/avr.md (eqne): New code iterator.
946 (*dec-and-branchsi): Use it in text peephole's condition.
947 (*dec-and-branchhi): Ditto.
948 (*dec-and-branchqi): Ditto.
950 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
953 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
954 the device does not have the skip-bug.
956 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
958 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
959 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
960 -mpretend-cmove): New.
962 2012-02-29 Jakub Jelinek <jakub@redhat.com>
965 * df.h (struct df_d): Adjust comment that hard_regs_live_count
966 doesn't count DEBUG_INSN refs.
967 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
970 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
974 2012-02-20 Richard Guenther <rguenther@suse.de>
975 PR tree-optimization/52298
976 * tree-vect-stmts.c (vectorizable_load): Properly use
977 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
980 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
983 * gimple.h (gimple_in_transaction): New.
984 (gimple_set_in_transaction): New.
985 (struct gimple_statement_base): Add in_transaction field.
986 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
988 (tree_ssa_lim_initialize): Compute transaction bits.
989 * tree.h (compute_transaction_bits): Protoize.
990 * trans-mem.c (tm_region_init): Use the heap to store BB
992 (compute_transaction_bits): New.
994 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
996 * gcc.c (display_help): Document --help=common and sort entries
999 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1001 * doc/install.texi: Document check-$LANG specific shortcuts
1003 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1006 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1008 * config/arm/arm_neon.h: Regenerate.
1009 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1010 (neon_vcgeu): New insn.
1011 (neon_vcgtu): Likewise.
1012 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1013 (ops): Unsigned comparison intrinsics call a different
1016 2012-02-28 Richard Guenther <rguenther@suse.de>
1019 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1020 ordering for the VEC_CONCAT for two element vectors for
1021 V2SFmode, V2SImode and V2DImode.
1023 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1026 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1027 detecting big-endian triplets.
1029 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1031 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1032 mode if there is no type information available.
1034 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1036 PR tree-optimization/53207
1037 * doc/invoke.texi: Document as experimental and relying on graphite.
1039 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1041 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1042 of initializer to changes from r184614.
1044 2012-02-28 Richard Guenther <rguenther@suse.de>
1046 PR tree-optimization/52395
1047 * tree-sra.c (build_ref_for_offset): Also look at the base
1048 TYPE_ALIGN when figuring out the alignment of the replacement.
1050 2012-02-28 Richard Guenther <rguenther@suse.de>
1052 PR tree-optimization/52402
1053 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1054 mis-aligned types when creating the accesses at the call site.
1056 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1058 * config/avr/builtins.def: New file.
1059 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1060 * config/avr/avr.c (enum avr_builtin_id): Use it.
1061 (avr_init_builtins): Use it. And use avr_bdesc.
1062 (bdesc_1arg): Remove.
1063 (bdesc_2arg): Remove.
1064 (bdesc_3arg): Remove.
1065 (struct avr_builtin_description): Add field n_args.
1066 (avr_bdesc): New static variable using builtins.def.
1067 (avr_expand_builtin): Use it.
1068 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1069 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1070 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1072 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1075 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1076 match only one single hard register with respective hard reg rtx.
1077 (movmemx_<mode>): Ditto.
1078 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1079 insn anatomy of movmem[x]_<mode>.
1080 (avr_out_movmem): Same for printing assembler and operand usage.
1082 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1086 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1087 address spaces located outside of device flash.
1089 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1090 (mcu_type_s): Add field n_flash.
1091 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1092 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1093 (AVR_MCU): Add N_FLASH argument.
1094 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1095 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1096 macro __FLASH<n> if that address space makes sense for the device.
1097 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1098 outside of target flash.
1099 (avr_asm_named_section): Ditto.
1100 (avr_asm_select_section): Ditto.
1101 (avr_addr_space_convert): Ditto.
1102 (avr_emit_movmemhi): Ditto.
1103 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1104 address space is outside of device flash.
1105 (avr_insert_attributes): Ditto.
1106 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1107 avr_current_arch->n_segments.
1109 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1112 * config/i386/i386.md (*movabs<mode>_1): Enable only for
1114 (*movabs<mode>_2): Likewise.
1116 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1119 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1120 s_register_operand in the test instead of REG_P. Don't call
1121 gen_reg_rtx if it won't be used.
1123 PR tree-optimization/52376
1124 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1126 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1128 * ifcvt.c (noce_get_condition): Check condition variable is not
1129 small_register_classes_for_mode_p before accepting.
1131 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1133 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1135 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1138 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1139 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1141 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1143 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1145 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1147 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1149 * config/sh/predicates.md: Remove blank lines.
1150 * config/sh/sh.c: Fix typos in comments.
1151 * config/sh/constraints.md: Likewise.
1152 * config/sh/sh.md: Remove blank lines.
1153 Fix typos in comments. Use ;; as comment characters.
1155 2012-02-26 Walter Lee <walt@tilera.com>
1157 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1158 (replace_mov_pcrel_step2): Ditto.
1160 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1163 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1164 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1165 and locs that reference values newer than the non-canonical value
1166 at hand. Return the canonical value as a worst case.
1167 (memrefs_conflict_p): Walk canonical value's locs.
1170 * cselib.c (preserve_only_constants): Rename to...
1171 (preserve_constants_and_equivs): ... this. Split out...
1172 (invariant_or_equiv_p): ... this. Preserve plus expressions
1173 of other preserved expressions too.
1174 (cselib_reset_table): Adjust.
1175 * var-tracking.c (reverse_op): Use canonical value to build
1178 2012-02-23 Kai Tietz <ktietz@redhat.com>
1180 * config/i386/i386.c (ix86_delegitimize_address): Handle
1181 UNSPEC_PCREL plus displacement.
1183 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1186 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1187 to test for unusedness in st X addressing.
1189 2012-02-24 Richard Guenther <rguenther@suse.de>
1192 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1193 (is_gimple_reg_type): Move inline ...
1194 * gimple.h (is_gimple_reg_type): ... here.
1196 2012-02-24 Richard Guenther <rguenther@suse.de>
1199 * passes.c (execute_function_todo): When verifying SSA form
1200 verify gimple form first.
1201 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1203 2012-02-24 Richard Guenther <rguenther@suse.de>
1206 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1207 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1209 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1211 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1213 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1215 * tree-phinodes.c (make_phi_node): Mark static.
1216 * tree-flow.h (make_phi_node): Remove extern decl.
1217 * doc/gimple.texi (make_phi_node): Remove documentation.
1219 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1221 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1222 * tree-ssa-sccvn.c (print_scc): Ditto.
1224 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1226 * doc/passes.texi (Full redundancy elimination): Fix typo.
1228 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1230 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1232 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1235 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1237 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1240 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1242 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1244 * config/avr/avr.md (code_stdname): Add ior, xor.
1245 (xior): New code iterator.
1246 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1247 (*<code_stdname><mode>qi.byte1-3): Ditto.
1249 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1251 PR tree-optimization/52019
1252 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1255 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1257 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1258 HAVE_INITFINI_ARRAY to work around namespace pollution in
1259 certain versions of newlib system headers.
1260 * config.in: Regenerate.
1261 * configure: Regenerate.
1262 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1263 instead of HAVE_INITFINI_ARRAY.
1265 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1268 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1269 is not offsettable memory reference.
1271 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1274 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1275 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1277 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1279 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1280 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1282 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1284 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1285 library on Solaris 8 even without TLS support.
1286 * configure: Regenerate.
1288 2012-02-22 Richard Guenther <rguenther@suse.de>
1291 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1292 for GIMPLE_DEBUG stmts.
1294 2012-02-22 Martin Jambor <mjambor@suse.cz>
1297 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1298 according to the base object.
1300 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1302 PR rtl-optimization/50063
1303 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1304 and 2 (8-bit SP) in operand 2.
1305 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1306 setup to use movhi_sp_r instead of vanilla move to write SP.
1307 Adjust REG_CFA notes to superseed unspec.
1308 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1310 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1311 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1312 irq_state 1 (IRQ known to be on) here.
1314 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1316 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1318 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1319 assign_hard_reg): Likewise.
1321 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1323 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1325 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1328 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1329 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1331 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1333 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1334 prototype from here to...
1335 * config/avr/avr.h: ...here.
1337 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1340 * thumb2.md (thumb2_shiftsi3_short): Split register and
1341 immediate shifts. For register shifts tie operands 0 and 1.
1342 (peephole2 for above): Check that register-controlled shifts
1343 have suitably tied operands.
1345 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1348 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1349 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1350 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1351 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1352 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1353 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1354 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1355 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1356 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1357 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1358 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1359 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1360 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1361 bdver1_ssevector_avx256_unaligned_load,
1362 bdver1_ssevector_sse128_unaligned_load,
1363 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1364 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1365 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1366 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1367 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1368 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1369 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1370 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1371 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1372 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1373 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1374 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1375 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1376 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1377 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1378 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1379 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1380 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1381 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1382 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1383 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1384 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1385 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1386 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1387 bdver1_ssediv_double_load, bdver1_ssediv_double,
1388 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1389 Add "bdver2" attribute.
1391 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1393 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1394 default if possible and not specified otherwise.
1396 2012-02-21 Richard Guenther <rguenther@suse.de>
1399 * gimplify.c (create_tmp_from_val): Use the main variant type
1400 for the type of the temporary we create.
1402 2012-02-21 Richard Guenther <rguenther@suse.de>
1404 PR tree-optimization/52324
1405 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1406 do not gimplify a MEM_REF address operand if it is already
1409 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1411 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1412 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1414 2012-02-21 Richard Guenther <rguenther@suse.de>
1416 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1417 nested_in_vect_loop.
1419 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1421 PR tree-optimization/52318
1422 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1423 vdef also to non-pure/const call stmts in the sequence.
1425 2012-02-20 David S. Miller <davem@davemloft.net>
1427 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1428 don't use the "rd %pc" instruction on v9 for PIC register loads.
1430 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1433 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1434 in a transaction safe function.
1436 2012-02-20 Kai Tietz <ktietz@redhat.com>
1439 * stor-layout.c (place_field): Handle desired_align for
1442 2012-02-20 Richard Guenther <rguenther@suse.de>
1444 PR tree-optimization/52298
1445 * tree-vect-stmts.c (vectorizable_store): Properly use
1446 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1448 (vectorizable_load): Likewise.
1449 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1450 Access DR_STEP after ensuring it is not NULL.
1452 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1454 PR tree-optimization/52286
1455 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1456 optimization use double_int_to_tree instead of build_int_cst_wide,
1457 rewrite to use double_int vars.
1459 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1462 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1464 Remove -e 0 from $gcc_cv_ld invocation.
1465 Only use __GLIBC_PREREQ if defined.
1466 Enable on Solaris since Solaris 8 patch.
1467 (gcc_SUN_LD_VERSION): New macro.
1468 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1469 gcc_SUN_LD_VERSION for version number format.
1470 * configure: Regenerate.
1471 * varasm.c (get_elf_initfini_array_priority_section): Set
1472 SECTION_NOTYPE for non-default priority.
1473 Use get_section instead of get_unnamed_section to emit
1474 .init_array/.fini_array with default priority.
1476 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1478 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1479 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1480 (mips_start_unique_function, mips_output_mips16_rdhwr)
1481 (mips_code_end): New functions.
1482 (TARGET_ASM_CODE_END): Define.
1484 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1486 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1487 to stubs with non-sibling calls.
1489 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1491 * doc/invoke.texi (-fira-* options): Copy-edit.
1492 (ira-* parameters): Copy-edit.
1494 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1496 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1497 GCC coding conventions.
1499 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1501 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1502 when used as adjectives.
1504 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1506 * doc/invoke.texi: Clean up "that"/"which" confusion.
1508 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1510 * system.h: Poison SMALL_REGISTER_CLASSES
1511 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1512 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1514 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1516 PR tree-optimization/52285
1517 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1518 when deciding if a call is a tail call or tail recursion.
1520 2012-02-16 Kai Tietz <ktietz@redhat.com>
1522 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1523 interger-constant displacement for UNSPEC_PCREL.
1525 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1527 PR rtl-optimization/52208
1528 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1529 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1531 PR tree-optimization/52255
1532 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1533 loop->header has virtual PHI, but exit_e->dest doesn't, add
1534 virtual PHI to exit_e->dest and adjust all uses after the loop.
1537 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1538 children with clone_tree_hash, not after it.
1540 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1542 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1543 extended identifiers.
1545 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1548 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1549 a same_body_alias, also test whether e->callee isn't a former
1550 or current clone of the decl this is a same body alias of.
1552 PR translation/52264
1553 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1555 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1557 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1559 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1562 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1563 force_reg instead of copy_to_reg for better optimization. Force
1564 non-register or memory operands into a register.
1566 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1568 * extend.texi: Reserve upper bits of memory model for future use.
1570 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1571 Anatoly Sokolov <aesok@post.ru>
1572 Eric Weddington <eric.weddington@atmel.com>
1575 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1576 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1577 Rewrite initializers for .macro.
1578 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1579 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1580 atxmega32d4, atxmega32x1.
1581 avrxmega4: atxmega64a3, atxmega64d3.
1582 avrxmega5: atxmega64a1, atxmega64a1u.
1583 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1584 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1585 avrxmega7: atxmega128a1, atxmega128a1u.
1586 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1587 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1588 (struct base_arch_s): Rename reserved to xmega_p.
1589 Rename reserved2 to have_rampd.
1590 (AVR_XMEGA): New define.
1591 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1592 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1593 * config/avr/predicates.md (io_address_operand): Take into
1595 (low_io_address_operand): Ditto.
1596 (high_io_address_operand): Ditto.
1597 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1598 (enabled, movhi_sp_r): Use them.
1599 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1600 cpp_define_formatted to built-in define __AVR_ARCH__.
1601 (__AVR_XMEGA__): New built-in define.
1602 (__AVR_HAVE_RAMPD__): New built-in define.
1603 (__AVR_HAVE_RAMPX__): New built-in define.
1604 (__AVR_HAVE_RAMPY__): New built-in define.
1605 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1607 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1608 (avr_option_override): Initialize them.
1609 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1610 (avr_init_expanders): Initialize them. No more block several calls.
1611 (emit_push_sfr): New static function.
1612 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1614 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1615 (avr_print_operand): Print addreeses as symbols for
1616 RAMPX, RAMPY, RAMPD, CCP.
1617 (output_movhi): Handle AVR_XMEGA when writing to SP.
1618 (avr_out_movhi_mr_r_xmega): New static function.
1619 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1620 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1621 __RAMPD__, __CCP__ as needed.
1623 * config/avr/multilib.h: Regenerate.
1624 * config/avr/t-multilib: Regenerate.
1625 * config/avr/avr-tables.opt: Regenerate.
1627 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1629 PR tree-optimization/50561
1630 * graphite-flattening.c (lst_project_loop): Do not
1631 remove old scattering dimensions after flattening.
1632 (lst_do_flatten): Likewise.
1634 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1636 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1637 __builtin_avr_map8, __builtin_avr_map16.
1638 Document __builtin_avr_insert_bits.
1640 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1641 (insert_bits): New insn.
1642 (adjust_len.map_bits): Rename to insert_bits.
1643 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1644 * avr-protos.h (avr_out_map_bits): Remove.
1645 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1646 * config/avr/constraints.md (Cxf,C0f): New.
1647 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1648 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1649 New built-in define __BUILTIN_AVR_INSERT_BITS.
1650 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1651 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1652 (avr_move_bits): Rewrite.
1653 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1655 (avr_map_op_t): New typedef.
1656 (avr_map_op): New static variable.
1657 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1658 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1659 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1660 (bdesc_3arg, avr_expand_triop_builtin): New.
1661 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1662 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1663 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1664 (avr_map_equal_p, avr_map_sig_p): Remove.
1665 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1666 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1667 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1668 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1669 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1670 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1672 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1674 * config/c6x/c6x.md (reserve_cycles): New attribute.
1675 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1676 don't reserve functional units after the branch occurs.
1678 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1681 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1682 functions into non-tm_pure functions.
1684 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1687 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1688 (iterative_hash_canonical_type): Likewise.
1689 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1692 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1694 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1695 sched-group insn, it either remains alone or the entire list is pruned.
1697 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1699 * doc/install.texi (Prerequisites): Fix grammar.
1700 (Configuration): Likewise.
1702 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1704 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1705 MPC as part of GCC before describing configuring with --with-gmp etc.
1706 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1707 sources are present.
1709 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1712 * dwarf2out.c (clone_tree_hash): New function.
1713 (copy_decls_walk): Use it instead of clone_tree.
1715 2012-02-14 Richard Guenther <rguenther@suse.de>
1717 PR tree-optimization/52244
1718 PR tree-optimization/51528
1719 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1720 replacements for integral types.
1722 2012-02-14 Walter Lee <walt@tilera.com>
1724 * config.gcc: Handle tilegx and tilepro.
1725 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1727 Add HAVE_AS_TLS check for tilegx and tilepro.
1728 * configure: Regenerate.
1729 * doc/contrib.texi: Add Mat Hostetter and self.
1730 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1731 Document instruction intrinsics and network accessing intrinsics.
1732 (TILEPro Built-in Functions): New node. Document instruction
1733 intrinsics and network accessing intrinsics.
1734 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1735 (Specific, tilepro-*-linux*): Likewise.
1736 * doc/invoke.texi (TILE-Gx Options): New section.
1737 (TILEPro Options): New section.
1738 * doc/md.texi (TILE-Gx): New section.
1739 (TILEPro): New section.
1740 * common/config/tilegx/tilegx-common.c: New file.
1741 * common/config/tilepro/tilepro-common.c: New file.
1742 * config/tilegx/constraints.md: New file.
1743 * config/tilegx/linux.h: New file.
1744 * config/tilegx/mul-tables.c: New file.
1745 * config/tilegx/predicates.md: New file.
1746 * config/tilegx/sync.md: New file.
1747 * config/tilegx/t-tilegx: New file.
1748 * config/tilegx/tilegx-builtins.h: New file.
1749 * config/tilegx/tilegx-c.c: New file.
1750 * config/tilegx/tilegx-generic.md: New file.
1751 * config/tilegx/tilegx-modes.def: New file.
1752 * config/tilegx/tilegx-multiply.h: New file.
1753 * config/tilegx/tilegx-protos.h: New file.
1754 * config/tilegx/tilegx.c: New file.
1755 * config/tilegx/tilegx.h: New file.
1756 * config/tilegx/tilegx.md: New file.
1757 * config/tilegx/tilegx.opt: New file.
1758 * config/tilepro/constraints.md: New file.
1759 * config/tilepro/gen-mul-tables.cc: New file.
1760 * config/tilepro/linux.h: New file.
1761 * config/tilepro/mul-tables.c: New file.
1762 * config/tilepro/predicates.md: New file.
1763 * config/tilepro/t-tilepro: New file.
1764 * config/tilepro/tilepro-builtins.h: New file.
1765 * config/tilepro/tilepro-c.c: New file.
1766 * config/tilepro/tilepro-generic.md: New file.
1767 * config/tilepro/tilepro-modes.def: New file.
1768 * config/tilepro/tilepro-multiply.h: New file.
1769 * config/tilepro/tilepro-protos.h: New file.
1770 * config/tilepro/tilepro.c: New file.
1771 * config/tilepro/tilepro.h: New file.
1772 * config/tilepro/tilepro.md: New file.
1773 * config/tilepro/tilepro.opt: New file.
1775 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1777 PR tree-optimization/52210
1778 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1779 vect_model_simple_cost with two entry vect_def_type array instead
1780 of an address of dt.
1782 2012-02-14 Richard Guenther <rguenther@suse.de>
1785 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1786 Do not stream DECL_QUALIFIER.
1787 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1788 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1789 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1791 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1794 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1797 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1800 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1801 * cselib.c (cselib_subst_to_values_from_insn): New function.
1802 * sched-deps.c (add_insn_mem_dependence,
1803 sched_analyze_1, sched_analyze_2): Use it.
1805 2012-02-13 Jan Hubicka <jh@suse.cz>
1808 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1810 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1812 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1813 (GTM_SELF_SPECS): Define if not already defined.
1814 (driver_self_specs): Add GTM_SELF_SPECS.
1815 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1816 (GTM_SELF_SPECS): Define.
1817 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1818 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1820 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1822 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1825 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1828 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1829 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1831 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1834 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1836 2012-02-13 Richard Guenther <rguenther@suse.de>
1838 PR translation/52211
1839 * passes.c (enable_disable_pass): Fix typo.
1841 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1844 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1845 XOR for reduce_bit_field if type is unsigned.
1847 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1849 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1850 disallow changes from SFmode to mode with different size in FP regs.
1852 2012-02-12 Robert Millan <rmh@gnu.org>
1853 Gerald Pfeifer <gerald@pfeifer.com>
1855 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1858 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1860 PR rtl-optimization/52175
1861 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1862 to frame-related instructions.
1864 2012-02-10 Jason Merrill <jason@redhat.com>
1867 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1868 (demangle_new_symbols): Fill it.
1869 (scan_linker_output): Walk it.
1870 (start_tweaking): Split out from scan_linker_output.
1871 (maybe_tweak): Update sym->chosen.
1872 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1874 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1877 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1879 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1881 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1882 having the same mode as previous compare.
1884 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1886 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1887 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1888 (nonlocal_goto_internal): Likewise.
1889 (nonlocal_goto): Emit a use and an indirect jump directly.
1891 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1894 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1895 __atomic_{is,always}_lock_free.
1897 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1900 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1901 negative constant address for x32.
1903 2012-02-10 Richard Henderson <rth@redhat.com>
1905 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1906 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1907 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1909 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1910 Ira Rosen <irar@il.ibm.com>
1912 PR tree-optimization/50031
1913 * targhooks.c (default_builtin_vectorization_cost): Handle
1915 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1916 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1917 all types of reduction and pattern statements.
1918 (vect_estimate_min_profitable_iters): Likewise.
1919 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1920 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1921 for explicit realigns.
1922 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1923 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1925 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1926 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1927 vec_perm for VSX and handle vec_promote_demote.
1929 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1932 * builtins.c (fold_builtin_atomic_always_lock_free,
1933 expand_builtin_atomic_always_lock_free,
1934 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1935 Return and/or test boolean_true_node/boolean_false_node instead of
1936 integer_one_node/integer_zero_node.
1938 2012-02-10 Jan Hubicka <jh@suse.cz>
1941 * predict.c (predict_paths_for_bb): Prevent looping.
1942 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1944 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1946 * config/arm/arm.c (output_move_double): In one case properly
1947 count number of instructions that will be emitted.
1949 2012-02-10 Richard Guenther <rguenther@suse.de>
1951 PR translation/52193
1952 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1954 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1957 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1959 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1962 * var-tracking.c (emit_note_insn_var_location): If
1963 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1964 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1965 non-NOTE_DURING_CALL_P insn.
1967 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1970 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1972 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1975 * gcc.c (switch_matches) Support switches with separated form,
1978 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1980 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1982 (RAMPZ_ADDR): Ditto.
1983 * config/avr/avr.c (avr_addr_t): New typedef.
1984 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1985 (avr_init_expanders): Initialize it.
1986 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1988 (expand_epilogue): Ditto.
1989 (avr_print_operand): Ditto.
1990 (avr_file_start): Ditto.
1991 (avr_emit_movmemhi): Ditto.
1993 2012-02-08 Richard Guenther <rguenther@suse.de>
1995 PR tree-optimization/46886
1996 * tree-flow.h (do_while_loop_p): Declare.
1997 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1998 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2000 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2002 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2003 always succeed for integers larger than a native word.
2005 2012-02-08 Richard Guenther <rguenther@suse.de>
2007 PR rtl-optimization/52170
2008 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2009 properly handle integer vector modes.
2011 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2013 PR gcov-profile/52150
2014 * coverage.c: Include target.h.
2015 (build_var): Call targetm.strip_name_encoding on the assembler name.
2016 Change one _ into . or $ if the target allows it.
2017 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2019 PR rtl-optimization/52139
2020 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2021 is a BARRIER after emit_insn_after_noloc, move BB_END
2022 to the last non-BARRIER insn before it.
2024 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2027 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2028 (mips_gimplify_va_arg_expr): Call it instead of
2029 std_gimplify_va_arg_expr.
2031 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2033 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2034 message for -mno-pointers-to-nested-function.
2036 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2039 * expr.c (get_inner_reference): If there is an offset, add a negative
2040 bit position to it (if any).
2042 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2044 PR rtl-optimization/52060
2045 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2046 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2047 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2048 and/or i0src_copy2 when needed.
2050 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2052 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2053 or LTOPLUGINSONAME if have_c.
2055 * config/freebsd-spec.h: Add comment about what macros can be defined
2057 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2058 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2061 2012-02-07 Richard Guenther <rguenther@suse.de>
2063 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2064 newline in -alias dumps.
2066 2012-02-07 Kai Tietz <ktietz@redhat.com>
2067 Dave Korn <dave.korn.cygwin@gmail.com>
2070 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2071 Take care that typinfo gets dllexport-attribute.
2073 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2076 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2077 if modifier < EXPAND_SUM call force_operand on the result.
2079 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2081 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2082 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2084 (epiphany_function_type): Replace types for specific interrupts with
2085 EPIPHANY_FUNCTION_INTERRUPT.
2086 (EPIPHANY_INTERRUPT_P): Update.
2087 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2088 New static function.
2089 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2090 <disinterrupt>: Affects type identity.
2091 (epiphany_handle_interrupt_attribute): Handle variable number of
2093 (epiphany_compute_function_type): Update for new
2094 epiphany_function_type definition.
2095 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2096 handlers with a longcall forwarder.
2097 (epiphany_start_function): Handle multiple interrupt arguments and/or
2098 forwarder_section attribute.
2100 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2103 2012-02-07 Alan Modra <amodra@gmail.com>
2106 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2109 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2111 PR tree-optimization/50969
2112 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2113 use vec_perm rather than vector_stmt.
2114 (vect_model_load_cost): Likewise.
2115 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2116 vec_perm to be the same as other vector statements.
2117 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2118 cost of vec_perm for TARGET_VSX.
2120 2012-02-06 Richard Guenther <rguenther@suse.de>
2122 PR tree-optimization/52115
2123 * tree-sra.c (access_has_replacements_p): New function.
2124 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2126 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2129 * trans-mem.c (expand_call_tm): Add an assertion.
2130 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2133 2012-02-06 Richard Guenther <rguenther@suse.de>
2135 PR tree-optimization/50955
2136 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2137 raise cost of expressions that replace an address with an
2138 expression based on a different pointer.
2140 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2143 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2144 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2146 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2149 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2150 -Weffc++ and specify guidelines come from second edition.
2152 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2154 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2155 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2156 (call_direct_split, call_value_split, call_value_internal_direct)
2157 (call_value_direct_split, call_value_multiple_split): Use jal and
2158 jal_macro attributes.
2160 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2162 * reload1.c (reload_regs_reach_end_p): Replace with...
2163 (reload_reg_rtx_reaches_end_p): ...this function.
2164 (new_spill_reg_store): Update commentary.
2165 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2166 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2167 before setting new_spill_reg_store.
2168 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2169 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2170 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2171 for non-spill reload registers.
2173 2012-02-05 Ira Rosen <irar@il.ibm.com>
2175 PR tree-optimization/52091
2176 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2177 (vect_is_simple_use_1): Likewise.
2178 * tree-vect-loop.c (vectorizable_reduction): Update calls
2179 to vect_is_simple_use_1 and vect_is_simple_use.
2180 (vectorizable_live_operation): Likewise.
2181 * tree-vect-patterns.c (widened_name_p,
2182 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2183 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2184 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2185 vectorizable_shift,vectorizable_operation, vectorizable_store,
2186 vectorizable_load): Likewise.
2187 (vect_is_simple_cond): Add an argument, pass it to
2188 vect_is_simple_use_1.
2189 (vectorizable_condition): Update calls to vect_is_simple_cond,
2191 (vect_is_simple_use): Add an argument, the statement in which
2192 OPERAND is used. Check that if OPERAND's def stmt is a double
2193 reduction phi node, the use is a phi node too.
2194 (vect_is_simple_use_1): Add an argument, pass it to
2196 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2197 to vect_is_simple_use.
2199 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2201 PR rtl-optimization/52095
2202 * modulo-sched.c (dump_insn_locator): New function.
2203 (loop_canon_p, sms_schedule): Use it.
2205 PR rtl-optimization/52113
2206 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2207 even for decomposable shift/zext insns.
2209 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2210 Zdenek Dvorak <ook@ucw.cz>
2212 PR rtl-optimization/52092
2213 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2214 on get_iv_value result.
2216 2012-02-02 Andrew Pinski <apinski@cavium.com>
2220 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2222 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2225 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2227 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2229 PR rtl-optimization/49800
2230 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2231 (sched_finish): Call regstat_free_n_sets_and_refs.
2233 2012-02-02 Jia Liu <proljc@gmail.com>
2235 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2238 2012-02-02 Jan Hubicka <jh@suse.cz>
2239 Tom de Vries <tom@codesourcery.com>
2242 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2243 * varpool.c (varpool_analyze_pending_decls): Likewise.
2245 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2246 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2248 * config.gcc: Add cr16-* support.
2250 * doc/extend.texi: Document cr16 extensions.
2251 * doc/install.texi: Document cr16 install.
2252 * doc/invoke.texi: Document cr16 options.
2253 * doc/md.texi: Document cr16 constraints.
2255 * common/config/cr16/cr16-common.c: New file.
2256 * config/cr16/cr16.c: New file.
2257 * config/cr16/cr16.h: New file.
2258 * config/cr16/cr16.md: New file.
2259 * config/cr16/cr16.opt: New file.
2260 * config/cr16/cr16-protos.h: New file.
2261 * config/cr16/predicates.md: New file.
2262 * config/cr16/constraints.md: New file.
2263 * config/cr16/t-cr16: New file.
2265 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2268 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2269 that operands[2] is either immediate, or q_regs_operand.
2271 PR tree-optimization/52073
2272 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2273 a pattern stmt for pattern uses, ignore uses outside of the loop.
2275 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2277 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2278 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2279 (OUT_AS1, OUT_AS2): Remove.
2281 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2283 PR rtl-optimization/51374
2284 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2285 to cross other volatile_refs_p insns.
2287 2012-02-01 Richard Guenther <rguenther@suse.de>
2289 * doc/invoke.texi (fno-inline): Clarify documentation.
2290 (finline-small-functions): Likewise.
2291 (finline-functions): Likewise.
2292 * common.opt (finline): Adjust comment and documentation.
2293 (finline-small-functions): Clarify documentation.
2294 (finline-functions): Likewise.
2295 (finline-functions-called-once): Likewise.
2297 2012-02-01 Tristan Gingold <gingold@adacore.com>
2299 * c-typeck.c (composite_type): Keep mode for pointers.
2301 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2303 * function.h (regno_reg_rtx): Adjust comment.
2304 * reginfo.c (init_reg_modes_target): Only use the previous mode
2305 if it fits within one register. Remove MIPS comment.
2307 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2310 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2312 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2314 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2315 to srak instruction.
2317 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2319 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2321 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2326 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2328 2012-01-31 Richard Guenther <rguenther@suse.de>
2330 PR tree-optimization/51528
2331 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2334 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2339 * ree.c (add_removable_extension): Change def_map argument
2340 to unsigned *, store in def_map 1 + offset into *insn_list vector
2341 instead of pointers into the vector.
2342 (find_removable_extensions): Adjust caller.
2344 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2346 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2347 Transform all "* quoted-c-code" to { c-code }.
2348 Remove redundant test for "optimize" in combine patterns.
2349 Move (include "avr-dimode.md") to end of file.
2351 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2354 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2355 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2357 2012-01-30 Richard Guenther <rguenther@suse.de>
2359 PR tree-optimization/52028
2360 * tree-loop-distribution.c (ldist_gen): Properly update
2363 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2366 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2367 set_cur_line_info_table if not emitting debug info.
2369 PR tree-optimization/52046
2370 * tree-vect-patterns.c (check_bool_pattern): Give up if
2371 a comparison could throw.
2374 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2376 2012-01-30 Richard Guenther <rguenther@suse.de>
2378 PR tree-optimization/52045
2379 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2380 SSA form if cfgcleanup did anything.
2382 2012-01-30 Richard Guenther <rguenther@suse.de>
2384 PR tree-optimization/52045
2385 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2386 before computing final todo.
2388 2012-01-30 Richard Guenther <rguenther@suse.de>
2390 PR tree-optimization/51528
2391 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2394 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2396 * df-problems.c (df_kill_notes): Check that the use refers
2397 to the note under examination.
2399 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2402 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2403 parameter and use short-lived pseudos.
2404 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2405 (sparc_expand_vector_init): Const-ify local variables and adjust
2406 calls to above functions.
2408 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2410 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2412 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2414 * doc/invoke.texi: Make usage of "compile time" and
2415 "run time"/"runtime" consistent throughout the file.
2417 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2419 * config/alpha/alpha.c (alpha_option_override): Default to
2420 full IEEE compliance mode for Go language.
2422 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2424 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2425 (LINK_SSP_SPEC): Define.
2427 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2430 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2433 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2435 * doc/invoke.texi: Correct hyphenation of "floating point",
2436 "double precision", and related terminology throughout the file.
2438 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2441 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2442 arm_general_register_operand predicate for operand 2 instead of
2445 2012-01-27 Ian Lance Taylor <iant@google.com>
2448 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2449 * builtins.c (expand_builtin_init_trampoline): Add onstack
2450 parameter. Change caller.
2451 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2452 * tree.c (build_common_builtin_nodes): Declare
2453 __builtin_init_heap_trampoline.
2455 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2457 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2458 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2459 * config/avr/avr.c: Ditto.
2460 (avr_regnames): Remove because unused.
2461 * config/avr/avr.md (*cpse.ne): New peephole.
2462 (*cpse.eq): New peephole from former cpse peepholes.
2464 2012-01-27 Michael Eager <eager@eagercon.com>
2466 * config/microblaze.c (microblaze_emit_compare): Correct
2467 test after pcmp instruction.
2469 2012-01-27 Richard Guenther <rguenther@suse.de>
2471 PR tree-optimization/52020
2472 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2474 2012-01-27 Richard Guenther <rguenther@suse.de>
2476 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2477 function non-const/pure.
2479 2012-01-27 Richard Guenther <rguenther@suse.de>
2481 PR tree-optimization/50444
2482 * tree-sra.c (build_ref_for_offset): Properly adjust the
2483 MEM_REF type for unaligned accesses.
2485 2012-01-27 Richard Guenther <rguenther@suse.de>
2487 PR tree-optimization/50444
2488 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2489 (expand_assignment): Use it. Properly handle misaligned
2490 bases when expanding stores to component references.
2491 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2494 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2497 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2498 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2499 * tree-data-ref.c (find_data_references_in_loop): Make static.
2500 (compute_all_dependences): Change return type to bool. Bail out
2501 for too many datarefs in a loop. Move the hunk resetting the data
2502 dependences vector from ...
2503 (compute_data_dependences_for_loop): ... here. Account for
2504 compute_all_dependences returning false.
2505 (compute_data_dependences_for_bb): Likewise.
2506 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2507 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2509 2012-01-27 Richard Guenther <rguenther@suse.de>
2512 * expr.c (store_field): Use the alias-set of the scratch memory
2515 2012-01-27 Tom de Vries <tom@codesourcery.com>
2517 PR tree-optimization/51990
2518 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2520 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2522 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2525 * var-tracking.c (reverse_op): Don't add any reverse operation
2526 if V already has any constant locations.
2528 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2530 * doc/invoke.texi: Correct usage of "command line" (noun)
2531 vs "command-line" (adjective) throughout.
2533 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2535 * doc/invoke.texi (Language Independent Options): Move
2536 -Wcoverage-mismatch blurb from here....
2537 (Warning Options): ...to here.
2539 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2541 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2542 Set rs6000_always_hint to false for 476.
2544 2012-01-27 Matthias Klose <doko@ubuntu.com>
2546 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2548 * incpath.c (add_standard_paths): Likewise.
2550 2012-01-27 Richard Henderson <rth@redhat.com>
2552 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2553 * config/m68k/sync.md (atomic_test_and_set): Rename from
2554 sync_test_and_setqi and adjust the operands.
2555 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2556 and unconditionally enable.
2558 2012-01-27 Richard Henderson <rth@redhat.com>
2560 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2561 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2562 (ldstub): Rename from ldstubqi.
2563 (ldstub<I24MODE>): Remove.
2565 2012-01-27 Richard Henderson <rth@redhat.com>
2567 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2568 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2569 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2570 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2571 * doc/tm.texi: Rebuild.
2573 2012-01-27 Richard Henderson <rth@redhat.com>
2575 * optabs.c (gen_atomic_test_and_set): Remove default.
2576 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2578 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2580 PR rtl-optimization/51978
2581 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2582 (combine_reaching_defs): Likewise.
2583 (struct re_info): Remove.
2584 (add_removable_extension): Remove x and data arguments,
2585 add insn, insn_list and def_map. Use the arguments directly
2586 instead of using struct re_info.
2587 (find_removable_extensions): Don't call add_removable_extension
2588 through note_stores, instead just call it with single_set
2590 (find_and_remove_re): Pass curr_cand->expr instead of
2591 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2593 2012-01-26 Michael Matz <matz@suse.de>
2595 PR tree-optimization/46590
2596 * cfgexpand.c: Revert last change (r183305).
2597 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2599 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2600 checking for emptiness.
2602 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2605 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2606 non-addressable non-BLKmode base correctly.
2608 2012-01-26 Michael Matz <matz@suse.de>
2610 PR tree-optimization/48794
2611 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2612 regions referenced from RESX/EH_DISPATCH.
2614 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2616 * config/s390/s390.h: Make BRANCH_COST an option.
2617 * config/s390/s390.opt: New option -mbranch-cost.
2619 2012-01-26 Richard Henderson <rth@redhat.com>
2621 Revert 2012-01-24 change:
2622 * trans-mem.c (requires_barrier): Do not instrument thread local
2623 variables and emit save/restore for them.
2625 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2628 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2631 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2633 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2636 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2639 Rename __pgm to __flash.
2640 Rename __pgm1 to __flash1.
2641 Rename __pgm2 to __flash2.
2642 Rename __pgm3 to __flash3.
2643 Rename __pgm4 to __flash4.
2644 Rename __pgm5 to __flash5.
2645 Rename __pgmx to __memx.
2646 * doc/extend.texi (AVR Named Address Spaces)
2647 Rename address space names as indicated above.
2648 * config/avr/avr.c (avr_addrspace): Ditto.
2650 * config/avr/avr-protos.h
2651 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2652 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2653 * config/avr/predicates.md: Ditto.
2654 * config/avr/avr.c Ditto, and
2655 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2656 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2658 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2659 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2660 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2661 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2662 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2663 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2664 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2665 * config/avr/avr.c: Ditto.
2666 * config/avr/avr.md: Ditto.
2668 2012-01-25 Jason Merrill <jason@redhat.com>
2671 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2673 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2675 PR tree-optimization/51987
2676 * tree-data-ref.c (get_references_in_stmt): Handle references in
2677 non-volatile GIMPLE_ASM.
2679 2012-01-25 Richard Guenther <rguenther@suse.de>
2681 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2682 bases are dereferenced.
2684 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2686 PR rtl-optimization/48374
2687 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2689 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2691 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2692 compute_data_dependences_for_loop returns false.
2693 * tree-parloops.c (loop_parallel_p): Likewise.
2695 2012-01-25 Richard Guenther <rguenther@suse.de>
2697 * tree.h (get_pointer_alignment_1): Declare.
2698 * builtins.c (get_pointer_alignment_1): New function.
2699 (get_pointer_alignment): Use it.
2701 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2703 PR rtl-optimization/48308
2704 * combine.c (enum undo_kind): Add UNDO_LINKS.
2705 (struct undo): Add member l to other_contents and where.
2706 (do_SUBST_LINK): New.
2708 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2709 (undo_all): Handle UNDO_LINKS.
2711 2012-01-25 Richard Henderson <rth@redhat.com>
2713 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2716 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2718 * optabs.c (gen_atomic_test_and_set): Use each argument.
2720 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2722 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2723 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2724 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2725 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2726 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2727 TARGET_PAIRED_SINGLE_FLOAT.
2729 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2731 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2732 (in_struct, return_val): Remove MEM documentation.
2733 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2734 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2735 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2737 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2738 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2739 * expr.c (store_field): Likewise.
2740 * function.c (assign_stack_temp_for_type): Likewise.
2741 * ifcvt.c (noce_try_cmove_arith): Likewise.
2742 * reload1.c (reload): Likewise.
2743 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2744 (alpha_set_memflags): Likewise.
2745 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2747 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2749 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2751 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2752 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2753 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2755 * cselib.c (cselib_rtx_varies_p): Delete.
2756 (cselib_invalidate_mem): Update call to canon_true_dependence.
2757 * dse.c (record_store, check_mem_read_rtx): Likewise.
2758 (scan_reads_nospill): Likewise.
2759 * cse.c (check_dependence): Likewise.
2760 (cse_rtx_varies_p): Delete.
2761 * expr.c (safe_from_p): Update call to true_dependence.
2762 * ira.c (validate_equiv_mem_from_store): Likewise.
2763 (memref_referenced_p): Likewise.
2764 * postreload-gcse.c (find_mem_conflicts): Likewise.
2765 * sched-deps.c (sched_analyze_2): Likewise.
2766 * store-motion.c (load_kills_store): Likewise.
2767 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2768 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2769 (compute_transp): Update call to canon_true_dependence.
2771 2012-01-25 Richard Henderson <rth@redhat.com>
2773 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2774 (maybe_emit_atomic_test_and_set): New.
2775 (expand_sync_lock_test_and_set): Use it.
2776 (expand_atomic_test_and_set): Likewise.
2777 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2778 the implementation; clarify implementation defined details.
2779 * doc/md.texi (atomic_test_and_set): Document.
2781 2012-01-25 Richard Henderson <rth@redhat.com>
2783 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2785 2012-01-25 Richard Henderson <rth@redhat.com>
2788 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2789 to effect no-op split.
2791 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2794 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2795 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2796 (BT_FN_VOID_PTR_INT_SIZE): New.
2797 (BT_FN_UINT_UINT_VAR): Remove.
2798 (BT_FN_UINT32_UINT32_VAR): New.
2799 (BT_FN_DOUBLE_VPTR): Remove.
2800 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2802 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2803 (_ITM_changeTransactionMode): Same.
2804 (_ITM_memmoveRtWt): Change return type to void.
2805 (_ITM_memcpyRtWt): Same.
2806 (_ITM_memsetW): Same.
2807 (_ITM_RaRD): Change types to double.
2812 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2814 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2815 Patrick Marlier <patrick.marlier@gmail.com>
2817 * trans-mem.c (requires_barrier): Do not instrument thread local
2818 variables and emit save/restore for them.
2820 2012-01-24 Jason Merrill <jason@redhat.com>
2823 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2824 output static aliases.
2826 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2829 * common.opt (-pie, -shared, pie, shared): Change from Common to
2831 * gcc.c (display_help): Display help for -pie and -shared.
2833 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2836 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2837 Remove note on size/offset limitation.
2838 (AVR Variable Attributes): Add example how to read data located
2839 with progmem. Refer to named address spaces.
2840 * doc/invoke.texi (AVR Options): Fix typo.
2842 2012-01-24 Richard Guenther <rguenther@suse.de>
2844 Forward-port to trunk
2845 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2848 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2849 op0 isn't sufficiently aligned and there is movmisalignM
2850 insn for mode, use it to load op0 into a temporary register.
2852 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2855 * target.def (const_not_ok_for_debug_p): New hook.
2856 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2858 * doc/tm.texi: Regenerated.
2859 * dwarf2out.c (const_ok_for_output_1): If
2860 targetm.const_not_ok_for_debug_p returns true, fail.
2861 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2863 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2865 2012-01-23 Kai Tietz <ktietz@redhat.com>
2868 * config/i386/predicates.md (symbolic_operand): Allow
2869 UNSPEC_PCREL as PIC expression for lea.
2870 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2871 * config/i386/i386.c (ix86_delegitimize_address): Handle
2872 UNSPEC_PCREL for none-MEM, too.
2874 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2876 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2877 (ipa_tm_create_version_alias): Same.
2879 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2882 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2883 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2885 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2886 Patrick Marlier <patrick.marlier@gmail.com>
2887 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2890 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2891 simple_object_start_read.
2893 2012-01-23 Richard Guenther <rguenther@suse.de>
2896 PR tree-optimization/51895
2897 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2898 parameter decomposition into BLKmode components.
2900 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2902 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2903 fake variables for restrict-qualified pointers whose pointed-to type
2904 contains a placeholder.
2906 2012-01-23 Richard Guenther <rguenther@suse.de>
2908 PR tree-optimization/51949
2909 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2911 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2913 PR rtl-optimization/51933
2914 * ree.c (transform_ifelse): Return true right away if dstreg is
2915 already wider or equal to cand->mode.
2916 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2917 (make_defs_and_copies_lists): Remove defs_list and copies_list
2918 arguments, add state argument, just truncate state->work_list
2919 instead of always allocating and freeing the vector. Assert that
2920 get_defs succeeds instead of returning 2. Changed return type to bool.
2921 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2922 have ext_src_mode, see if it has been modified already with the
2923 right kind of extension and has been extended before from the
2924 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2925 just return true. Remember the original mode in state->modified array.
2926 (combine_reaching_defs): Add state argument. Don't allocate and
2927 free here def_list, copied_list and vec vectors, instead just
2928 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2929 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2930 Add state variable, clear vectors in it, initialize state.modified
2931 if needed. Free all the vectors at the end and state.modified too.
2932 Don't skip a candidate if the extension expression has been modified.
2934 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2937 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2938 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2939 (extra_options) interix.opt -> i386/interix.opt"
2940 (extra_objs):Add winnt-stubs.o
2941 * configure.ac: Add interix to target_os .comm on PE check.
2942 * configure: Regenerate.
2943 * config/interix3.h: Delete and move bits to..
2944 * config/interix.h: Delete and move bits to..
2945 * config/i386/i386-interix3.h: Delete and move bits to..
2946 * config/i386/i386-interix.h: ..here.
2947 (TARGET_CPU_DEFAULT): Remove redefinition.
2948 (TARGET_ASM_CONSTRUCTOR): Undefine.
2949 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2950 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2951 (PTRDIFF_TYPE): Define.
2952 (LONG_DOUBLE_TYPE_SIZE): Define.
2953 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2954 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2955 (TARGET_SECTION_TYPE_FLAGS): Define.
2956 (ASM_DECLARE_FUNCTION_NAME): Define.
2957 (ASM_OUTPUT_EXTERNAL): Define.
2958 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2959 (ASM_OUTPUT_ALIGNED_BSS): Define.
2960 (PCC_BITFIELD_TYPE_MATTERS): Define.
2961 (USE_CONST_SECTION): Define.
2962 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2963 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2964 (SUPPORTS_ONE_ONLY): Remove.
2965 (I386_PE_STRIP_ENCODING): Define.
2966 * config/interix.opt: Delete and move bits to..
2967 * config/i386/interix.opt: ..here. New.
2968 (mpe-aligned-commons): Add.
2969 * config/i386/t-interix: Add copyright header.
2970 (winnt-stubs.o): Add rule.
2972 2012-01-22 Jason Merrill <jason@redhat.com>
2975 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2976 for extra name aliases.
2978 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2980 PR rtl-optimization/51924
2981 * ree.c (combine_set_extension): Improve debugging message.
2982 (combine_reaching_defs): Likewise.
2983 (get_defs): Rename confusingly named variable.
2984 (find_and_remove_re): Skip a candidate if the extension expression has
2987 2012-01-21 Robert Millan <rmh@gnu.org>
2988 Gerald Pfeifer <gerald@pfeifer.com>
2990 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2991 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2993 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2995 PR tree-optimization/51914
2996 * tree-vect-stmts.c (vectorizable_conversion): For
2997 cvt_type && modifier == WIDEN, put temporary with cvt_type
2998 at the beginning of vec_dsts and set vec_dest to temporary
3001 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3003 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3005 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3007 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3008 * config/rs6000/rs6000.c: Likewise.
3010 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3013 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3014 output_move_double on a copy of operands array.
3016 2012-01-20 Cary Coutant <ccoutant@google.com>
3017 Dodji Seketeli <dodji@redhat.com>
3020 * dwarf2out.c (copy_declaration_context): Return ref to parent
3021 of declaration DIE, if necessary.
3022 (remove_child_or_replace_with_skeleton): Add new parameter; update
3023 caller. Place skeleton DIE under parent DIE of original declaration.
3024 Move call to copy_declaration_context to here ...
3025 (break_out_comdat_types): ... from here.
3027 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3029 PR rtl-optimization/51856
3030 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3033 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3036 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3037 hints for neon loads and stores.
3039 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3043 * doc/extend.texi (Named Address Spaces): Split into subsections.
3044 (AVR Named Address Spaces): New subsection.
3045 (M32C Named Address Spaces): New subsection.
3046 (RL78 Named Address Spaces): New subsection.
3047 (SPU Named Address Spaces): New subsection.
3048 (Variable Attributes): New anchor "AVR Variable Attributes".
3049 (AVR Variable Attributes): Rewrite and avoid wording
3050 "address space" in this context.
3051 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3052 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3053 (AVR Built-in Macros): New subsubsection therein.
3054 * doc/md.texi (AVR constraints): Remove "C04", "R".
3056 2012-01-20 Richard Guenther <rguenther@suse.de>
3058 PR tree-optimization/51903
3059 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3060 when removing stmts.
3062 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3065 * config/arm/arm.c (arm_load_pic_register): Use
3066 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3067 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3068 (arm_pic_static_addr): Likewise.
3069 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3070 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3071 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3072 (pic_load_addr_unified): New.
3074 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3077 * function.c (instantiate_virtual_regs_in_insn): Use
3078 delete_insn_and_edges when removing a wrong asm insn.
3080 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3082 PR rtl-optimization/40761
3083 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3084 Add new member loop_num.
3085 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3086 (ira_build): Remove the parameter.
3088 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3089 (ira.c): Do not build CFG loops for one region allocation. Remove
3090 argument from ira_build call.
3092 * ira-build.c (init_loop_tree_node): New function.
3093 (create_loop_tree_nodes): Use it. Separate the case when CFG
3094 loops are not built.
3095 (more_one_region_p): Check current_loops.
3096 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3098 (add_loop_to_tree): Process loop equal to NULL too.
3099 (form_loop_tree): Separate the case when CFG loops are not built.
3100 Use explicitly number for the root.
3101 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3103 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3104 instead of loop->num.
3105 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3106 (mark_all_loops_for_removal): Ditto.
3107 (remove_unnecessary_regions): Separate the case when CFG loops
3109 (ira_build): Remove the parameter. Use explicit number of regions
3110 when CFG loops are not built.
3112 * ira-color.c (print_loop_title): Separate the case for the root node.
3113 Use loop_num instead of loop->num.
3114 (move_spill_restore): Use loop_num instead of loop->num.
3116 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3117 (change_loop): Ditto.
3118 (change_loop): Use loop_num instead of loop->num.
3120 * ira-lives.c (process_bb_node_lives): Ditto.
3122 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3124 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3126 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3129 * tree-mudflap.c (mf_artificial): New function.
3130 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3131 mx_register_decls, mudflap_enqueue_decl): Use it.
3134 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3135 numbers in the insn pattern.
3137 2012-01-19 Michael Matz <matz@suse.de>
3139 PR tree-optimization/46590
3140 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3141 use it in remembering which conflicts we already created.
3142 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3145 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3148 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3149 (merge_and_complain): Same.
3151 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3154 * config/initfini-array.h: Guard content of the header
3155 with #ifdef HAVE_INITFINI_ARRAY.
3156 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3157 Add initfini-array.h to tm_file here.
3158 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3159 * config.gcc: Don't add initfini-array.h to tm_file here.
3160 * configure: Regenerated.
3162 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3164 PR rtl-optimization/51505
3165 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3166 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3167 (df_note_bb_compute): Update the call to df_kill_notes.
3169 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3171 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3173 2012-01-18 Richard Guenther <rguenther@suse.de>
3175 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3176 of conversions to void *.
3178 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3179 Richard Sandiford <rdsandiford@googlemail.com>
3183 * optabs.h (simplify_expand_binop): Declare.
3184 * optabs.c (simplify_expand_binop): Make global.
3185 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3186 endian targets if the source cannot be exactly covered by word
3189 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3192 * hard-reg-set.h (struct hard_reg_set_container): New type.
3193 * target.h (struct hard_reg_set_container): Forward declare.
3194 * target.def (set_up_by_prologue): New target hook.
3195 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3196 * doc/tm.texi: Regenerated.
3197 * function.c (thread_prologue_and_epilogue_insns): Change
3198 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3199 Call targetm.set_up_by_prologue on it.
3200 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3201 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3203 2012-01-17 Nick Clifton <nickc@redhat.com>
3205 * config/rx/rx.c (rx_can_use_simple_return): New function.
3206 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3207 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3209 2012-01-17 Richard Guenther <rguenther@suse.de>
3212 * expr.c (expand_assignment): Take address-space information
3213 from the address operand of MEM_REF and TARGET_MEM_REF.
3214 (expand_expr_real_1): Likewise.
3216 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3218 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3219 reload dump is requested.
3221 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3224 * trans-mem.c (requires_barrier): Call may_be_aliased.
3226 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3228 PR tree-optimization/51877
3229 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3230 call arguments and fndecls compare equal, instead return false if they
3231 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3232 both SSA_NAMEs that are valueized the same, or they satisfy
3235 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3237 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3239 * configure: Regenerate.
3241 2012-01-16 Jan Hubicka <jh@suse.cz>
3245 * convert.c (convert_to_integer): Use fold_convert for
3246 converting an INTEGER_CST to integer type.
3248 2012-01-16 Jason Merrill <jason@redhat.com>
3251 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3253 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3256 * config/s390/s390.c (s390_chunkify_start): Don't skip
3257 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3258 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3259 If insn is followed by NOTE_INSN_VAR_LOCATION or
3260 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3261 Don't use location of note insns.
3263 PR tree-optimization/51865
3264 * tree-inline.c (tree_function_versioning): Call remap_decl
3265 on DECL_RESULT whenever it has VOID_TYPE_P type.
3267 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3269 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3270 for calls to locally-binding MIPS16 functions if only the return
3271 type uses float regs.
3273 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3274 Richard Sandiford <rdsandiford@googlemail.com>
3276 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3277 (SYMBOL_32_HIGH): Likewise.
3278 (mips_output_tls_reloc_directive): Declare.
3279 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3280 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3281 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3282 (mips_lo_relocs, mips_hi_relocs): Make extern.
3283 (mips16_stub_function): Move up file.
3284 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3285 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3286 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3287 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3288 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3289 (mips_get_tp): Add MIPS16 support.
3290 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3291 Generalize DTPREL and TPREL handling.
3292 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3293 Add MIPS16 TLS support.
3294 (mips_output_tls_reloc_directive): New function.
3295 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3296 * config/mips/predicates.md (symbolic_operand_with_high)
3297 (tls_reloc_operand): New predicates.
3298 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3299 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3300 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3301 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3302 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3303 (*tls_get_tp_mips16_call_<mode>): Likewise.
3305 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3307 PR rtl-optimization/51821
3308 * recog.c (peep2_find_free_register): Determine clobbered registers
3311 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3314 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3315 * config/avr/avr.c: Likewise.
3316 * config/avr/avr.h: Likewise.
3318 2012-01-13 Ian Lance Taylor <iant@google.com>
3321 * tree.h (TYPE_QUALS): Add cast to int.
3322 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3324 2012-01-13 Ian Lance Taylor <iant@google.com>
3326 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3327 comparing param_index to VEC_length result.
3329 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3331 * c-decl.c: Do not include tree-mudflap.h
3332 * tree-optimize.c: Likewise.
3333 * Makefile.in: Update dependencies.
3335 2012-01-13 Richard Guenther <rguenther@suse.de>
3338 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3339 variable-sized result always use RSO.
3341 2012-01-12 DJ Delorie <dj@redhat.com>
3343 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3344 pointer type, not just the default pointer type.
3346 2012-01-09 Richard Henderson <rth@redhat.com>
3347 Denis Chertykov <chertykov@gmail.com>
3350 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3351 * config/avr/avr.c (avr_can_eliminate): Simplify.
3352 (avr_initial_elimination_offset): Likewise.
3353 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3354 (expand_epilogue): Likewise.
3355 (avr_legitimize_address): Gut.
3356 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3357 (avr_hard_regno_nregs): New.
3358 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3359 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3360 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3361 add soft frame pointer.
3362 (CALL_USED_REGISTERS): Likewise.
3363 (REG_CLASS_CONTENTS): Likewise.
3364 (REGISTER_NAMES): Likewise.
3365 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3366 (HARD_FRAME_POINTER_REGNUM): New.
3367 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3368 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3369 remove the HARD_FRAME_POINTER self-elimination.
3371 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3374 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3375 DECL_EXTERNAL when checking for initializers of progmem variables.
3377 2012-01-12 Ira Rosen <irar@il.ibm.com>
3379 PR tree-optimization/51799
3380 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3381 that the last operation is a type demotion.
3383 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3385 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3386 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3388 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3391 * combine.c (distribute_notes): If i3 is a noreturn call,
3392 allow old_size to be equal to args_size and make sure the
3393 noreturn call gets REG_ARGS_SIZE note.
3394 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3395 on noreturn calls even when the delta is 0.
3397 2012-01-11 Nathan Sidwell <nathan@acm.org>
3399 * gcov.c (STRING_SIZE): Remove.
3400 (generate_results): Erase annotations for source files with no
3401 coverage information.
3403 (output_lines): Use it.
3405 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3407 * gimple.h (gimplify_body): Remove first argument.
3408 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3409 pointer set here, instead just pass DATA to walk_tree.
3410 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3411 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3412 (unvisit_body): Likewise, but with unmark_visited.
3413 (gimplify_body): Remove BODY_P argument and adjust.
3414 (gimplify_function_tree): Adjust call to gimplify_body.
3415 * omp-low.c (finalize_task_copyfn): Likewise.
3417 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3419 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3420 (build_function_type_skip_args): Delete.
3421 * tree.c (build_function_type_skip_args): Make static and add
3422 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3423 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3424 pass it to build_function_type_skip_args.
3425 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3426 (tree_function_versioning): Likewise.
3427 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3428 build_function_decl_skip_args.
3429 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3430 and pass it to build_function_decl_skip_args/tree_function_versioning.
3431 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3432 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3433 * trans-mem.c (ipa_tm_create_version): Likewise.
3434 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3435 * tree-inline.c (declare_return_variable): Remove always-true test.
3436 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3437 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3438 * ipa-split.c (split_function): Skip the return value for the split
3439 part if it doesn't return.
3441 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3443 PR tree-optimization/49642
3444 * ipa-split.c (forbidden_dominators): New variable.
3445 (check_forbidden_calls): New function.
3446 (dominated_by_forbidden): Likewise.
3447 (consider_split): Check for forbidden dominators.
3448 (execute_split_functions): Initialize and free forbidden
3449 dominators info; call check_forbidden_calls.
3451 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3453 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3455 2012-01-11 Nick Clifton <nickc@redhat.com>
3457 * config/rx/rx.md (return): Define pattern.
3459 2012-01-11 Richard Guenther <rguenther@suse.de>
3461 * doc/extend.texi (malloc attribute): Adjust according to
3464 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3465 Patrick Marlier <patrick.marlier@gmail.com>
3468 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3469 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3470 (ipa_tm_note_irrevocable): Same.
3471 (ipa_tm_scan_irr_block): Same.
3472 (ipa_tm_decrement_clone_counts): Same.
3473 (ipa_tm_scan_irr_function): Same.
3474 (ipa_tm_create_version_alias): Same.
3475 (ipa_tm_create_version): Same.
3476 (ipa_tm_transform_calls_redirect): Same.
3477 (ipa_tm_transform_calls): Same.
3478 (ipa_tm_transform_transaction): Same.
3479 (ipa_tm_execute): Same.
3481 2012-01-10 Richard Guenther <rguenther@suse.de>
3484 * opts.c (common_handle_option): Handle -Werror.
3486 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3488 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3491 2012-01-10 Jason Merrill <jason@redhat.com>
3493 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3496 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3498 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3499 supports R_386_TLS_GD_PLT reloc.
3500 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3501 supports R_386_TLS_LDM_PLT reloc.
3502 * configure: Regenerate.
3503 * config.in: Regenerate.
3505 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3508 Extend __pgmx semantics to linearize memory.
3509 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3510 determine if code comes inline or from libgcc.
3511 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3512 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3513 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3514 (movmemx_qi, movmemx_hi): New insns.
3515 (xload_<mode>_libgcc): Rewrite to new insn condition.
3516 (xload_<mode>): Remove insns.
3517 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3518 cases that don't satisfy avr_xload_libgcc_p().
3519 (avr_addr_space_convert): Allow converting in any direction.
3520 (avr_addr_space_subset_p): Return always true.
3521 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3522 (avr_emit_movmemhi): Ditto.
3523 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3524 (avr_out_movmem): Ditto.
3525 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3526 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3527 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3528 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3529 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3531 2012-01-10 Richard Guenther <rguenther@suse.de>
3533 PR tree-optimization/50913
3534 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3535 Require data-refs to be representable by Graphite with respect
3538 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3540 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3541 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3543 2012-01-10 Tom de Vries <tom@codesourcery.com>
3545 PR rtl-optimization/51271
3546 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3547 handling annulled branch.
3549 2012-01-10 Richard Henderson <rth@redhat.com>
3551 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3552 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3553 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3554 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3555 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3556 arm_expand_vec_perm_const): New.
3557 * config/arm/arm-protos.h: Update.
3558 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3559 (*neon_vswp<VDQX>): New.
3560 (neon_vcombine<VDX>): Use neon_split_vcombine.
3561 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3562 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3563 (vec_perm<VE>): New.
3565 2012-01-10 Richard Henderson <rth@redhat.com>
3567 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3568 use it if reload_completed.
3569 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3570 arm_output_asm_insn, arm_process_output_memory_barrier,
3571 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3572 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3573 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3574 arm_process_output_sync_insn, arm_output_sync_insn,
3575 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3576 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3577 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3578 (emit_unlikely_jump): New.
3579 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3580 (arm_split_atomic_op): New.
3581 * config/arm/arm-protos.h: Update.
3582 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3583 (struct arm_sync_generator): Remove.
3584 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3585 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3586 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3587 (VUNSPEC_LL, VUNSPEC_SC): New.
3588 (sync_result, sync_memory, sync_required_value, sync_new_value,
3589 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3590 (attr length): Don't use arm_sync_loop_insns.
3591 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3592 (movsfcc, movdfcc): Likewise.
3593 * config/arm/constraints.md (Ua): New.
3594 * config/arm/prediates.md (mem_noofs_operand): New.
3595 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3596 (sync_clobber, sync_t2_reqd): Remove.
3597 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3598 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3599 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3600 (arm_sync_compare_and_swap<SIDI>): Remove.
3601 (arm_sync_compare_and_swap<NARROW>): Remove.
3602 (arm_sync_lock_test_and_set<SIDI>): Remove.
3603 (arm_sync_lock_test_and_set<NARROW>): Remove.
3604 (arm_sync_new_<syncop><SIDI>): Remove.
3605 (arm_sync_new_<syncop><NARROW>): Remove.
3606 (arm_sync_new_nand<SIDI>): Remove.
3607 (arm_sync_new_nand<NARROW>): Remove.
3608 (arm_sync_old_<syncop><SIDI>): Remove.
3609 (arm_sync_old_<syncop><NARROW>): Remove.
3610 (arm_sync_old_nand<SIDI>): Remove.
3611 (arm_sync_old_nand<NARROW>): Remove.
3612 (*memory_barrier): Merge arm_output_memory_barrier.
3613 (atomic_compare_and_swap<QHSD>): New.
3614 (atomic_compare_and_swap<NARROW>_1): New.
3615 (atomic_compare_and_swap<SIDI>_1): New.
3616 (atomic_exchange<QHSD>): New.
3617 (cas_cmp_operand, cas_cmp_str): New.
3618 (atomic_op_operand, atomic_op_str): New.
3619 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3620 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3621 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3622 (arm_load_exclusive<NARROW>): New.
3623 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3624 (arm_store_exclusive<QHSD>): New.
3626 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3628 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3629 reload patterns if -mvsx-scalar-memory.
3631 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3632 generated, even -mno-vsx-scalar-double was used.
3633 (vsx_xscvdpsp_scalar): Likewise.
3634 (vsx_xscvspdp_scalar2): Likewise.
3636 2012-01-09 Tom de Vries <tom@codesourcery.com>
3637 Andrew Pinski <apinski@cavium.com>
3640 * reorg.c (fill_slots_from_thread): Don't speculate
3641 frame-related insns.
3643 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3645 * sched-int.h (bb_note): Move to...
3646 * basic-block.h: ...here.
3647 * haifa-sched.c (bb_note): Move to...
3648 * cfgrtl.c: ...here.
3649 * function.c (next_block_for_reg): New function.
3650 (move_insn_for_shrink_wrap): Likewise.
3651 (prepare_shrink_wrap): Rewrite to use the above.
3653 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3655 * gimple.c (is_gimple_non_addressable): Remove.
3656 * gimple.h: Remove is_gimple_non_addressable.
3657 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3658 is_gimple_non_addressable.
3659 * trans-mem.c (expand_assign_tm): Same.
3661 2012-01-09 Richard Guenther <rguenther@suse.de>
3663 PR tree-optimization/51775
3664 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3665 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3667 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3669 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3671 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3673 2012-01-09 Richard Guenther <rguenther@suse.de>
3675 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3677 2012-01-08 Jan Hubicka <jh@suse.cz>
3679 PR tree-optimize/51680
3680 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3681 on when known_vals needs to be computed; cleanup.
3683 2012-01-08 Jan Hubicka <jh@suse.cz>
3685 PR tree-optimize/51694
3686 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3688 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3690 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3691 for -std=c++98 and -std=c++11 too.
3693 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3695 * cfgloop.c (cancel_loop): Add free() of bbs array.
3697 2012-01-07 Jan Hubicka <jh@suse.cz>
3699 PR tree-optimization/51600
3700 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3701 that benefits small functions.
3703 2012-01-07 Jan Hubicka <jh@suse.cz>
3705 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3707 2012-01-07 Jan Hubicka <jh@suse.cz>
3709 PR tree-optimization/51680
3710 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3711 whose inlining reduce unit size.
3713 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3716 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3717 Add canonical node to containing_mem chain after the non-canonical
3718 one, even if there weren't any locs to propagate.
3719 (remove_useless_values): Keep only canonical values.
3720 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3721 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3722 canonicalize mem_chain elements that are not discarded.
3724 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3727 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3728 before emitting functions.
3730 PR gcov-profile/50127
3731 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3732 clear_aux_for_blocks.
3734 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3737 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3739 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3741 * c-decl.c (ext_block): Moved up.
3742 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3744 2012-01-06 Han Shen <shenhan@google.com>
3746 Translate built-in include paths for sysroot.
3747 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3748 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3750 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3751 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3753 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3754 control whether sysroot should be prepended to gxx include dir.
3756 * configure: Regenerate.
3758 2012-01-06 Torvald Riegel <triegel@redhat.com>
3760 PR rtl-optimization/51771
3761 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3762 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3764 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3766 PR tree-optimization/51315
3767 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3768 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3770 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3773 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3774 for shrp pattern. Correctly handle and fixup shift variable.
3775 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3777 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3780 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3781 note when !ACCUMULATE_OUTGOING_ARGS.
3783 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3785 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3787 (extract_range_from_unary_expr_1): Avoid useless computations.
3789 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3791 PR rtl-optimization/51767
3792 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3793 of jump_block and add an extra edge for degenerated asm gotos.
3796 * stmt.c (check_unique_operand_names): Don't ICE during error
3797 reporting if i is from labels chain.
3800 * profile.c (branch_prob): Split bbs that have exit edge
3801 and need a fake entry edge too.
3803 2012-01-05 Jan Hubicka <jh@suse.cz>
3806 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3809 2012-01-05 Richard Guenther <rguenther@suse.de>
3812 * tree-streamer-out.c (write_ts_optimization): New function.
3813 (streamer_write_tree_body): Call it.
3814 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3815 (streamer_read_tree_body): Call it.
3816 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3818 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3821 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3822 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3823 in_cleanup_point_expr before gimplify_stmt call and restore it
3825 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3826 in_cleanup_point_expr is false.
3828 2012-01-05 Richard Guenther <rguenther@suse.de>
3831 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3833 * toplev.c (process_options): Reject combining mudflap and LTO.
3834 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3836 2012-01-05 Richard Guenther <rguenther@suse.de>
3838 PR tree-optimization/51760
3839 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3841 (bit_value_unop): Handle UNDEFINED operands.
3842 (bit_value_binop): Likewise.
3844 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3846 * config/avr/avr.c (avr_replace_prefix): Remove.
3847 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3848 (avr_asm_function_rodata_section): Ditto.
3849 (avr_asm_select_section): Ditto.
3851 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3853 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3856 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3859 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3860 calls that have any non-fake successor edges.
3863 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3865 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3867 PR tree-optimization/51624
3868 * tree-sra.c (build_ref_for_model): When replicating a chain of
3869 COMPONENT_REFs, stop as soon as the offset would become negative.
3871 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3874 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3875 in .debug_loc on the floor.
3877 2012-01-04 Andrew Pinski <apinski@cavium.com>
3879 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3881 2012-01-04 Andrew Pinski <apinski@cavium.com>
3882 Adam Nemet <anemet@caviumnetworks.com>
3884 * config/mips/mips.md (size): Add SI and DI.
3885 (SIZE): New mode attribute.
3886 (U): New code attribute.
3887 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3888 (mips_lbux_<mode>): Delete.
3889 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3890 (mips_lhx): Use gen_mips_lhx_extsi.
3891 (mips_lhx_<mode>): Delete.
3893 (mips_l<size>x): New expand.
3894 (mips_lwx_<mode>): Delete.
3895 (mips_l<GPR:size>x_<P:mode>): New pattern.
3896 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3897 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3898 * config/mips/mips.c (mips_lx_address_p): New function.
3899 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3900 (dsp64): New availability predicate.
3901 (mips_builtins): Add an entry for __builtin_mips_ldx.
3902 * config/mips/mips.h (ISA_HAS_LBX): New define.
3903 (ISA_HAS_LBUX): Likewise.
3904 (ISA_HAS_LHX): Likewise.
3905 (ISA_HAS_LHUX): Likewise.
3906 (ISA_HAS_LWX): Likewise.
3907 (ISA_HAS_LWUX): Likewise.
3908 (ISA_HAS_LDX): Likewise.
3909 * doc/extend.texi (__builtin_mips_ldx): Document.
3911 2012-01-04 Tristan Gingold <gingold@adacore.com>
3913 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3914 when long pointers are used.
3915 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3916 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3917 (ia64-hp-*vms*): Remove.
3918 * config/vms/xm-vms64.h: Delete.
3920 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3923 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3925 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3927 * opts.c (finish_options): Remove duplicate sorry.
3929 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3932 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3935 2012-01-04 Richard Guenther <rguenther@suse.de>
3938 * tree.c (size_low_cst): New function.
3939 * tree.h (size_low_cst): Declare.
3940 * fold-const.c (fold_comparison): Use it to extract the low
3941 part of the POINTER_PLUS_EXPR offset.
3943 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3945 Fix clearing ZERO_REG
3946 * config/avr/avr.md (cc): Add alternative "ldi".
3947 (movqi_insn): Use it in cc attribute.
3948 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3949 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3950 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3952 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3954 * configure: Regenerate.
3956 2012-01-04 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/49651
3959 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3960 (var_can_have_subvars): Use it.
3961 (get_constraint_for_1): Only consider subfields if there can be any.
3963 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3966 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3967 to its new canonical_cselib_val and the cselib_val was in
3968 first_containing_mem chain, but the canonical_cselib_val was not,
3969 add the latter into the chain.
3970 (cselib_invalidate_mem): Compare canonical_cselib_val of
3971 addr_list chain elt with v.
3974 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3975 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3977 (output_macinfo_op): Don't ggc_strdup fd->filename.
3978 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3979 then ggc_strdup it. Don't free inc->info or cur->info.
3980 (output_macinfo): Don't free ref->info or file->info.
3982 2012-01-03 Ira Rosen <irar@il.ibm.com>
3984 PR tree-optimization/51269
3985 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3986 first_niters a pointer.
3987 (slpeel_tree_peel_loop_to_edge): Likewise.
3988 (vect_do_peeling_for_loop_bound): Update call to
3989 slpeel_tree_peel_loop_to_edge.
3990 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3991 here. Remove it from the parameters list.
3992 (vect_do_peeling_for_alignment): Update calls and compute
3995 2012-01-03 Richard Guenther <rguenther@suse.de>
3997 PR tree-optimization/51070
3998 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3999 Properly handle calls.
4001 2012-01-03 Richard Guenther <rguenther@suse.de>
4003 PR tree-optimization/51692
4004 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4005 the LHS of allocation stmts.
4007 2012-01-03 Olivier Hainque <hainque@adacore.com>
4009 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4011 2012-01-03 Olivier Hainque <hainque@adacore.com>
4013 * collect2.c (main): In AIX specific computations for vector
4014 insertions, use CONST_CAST2 to cast from char ** to const char **.
4016 2012-01-03 Richard Guenther <rguenther@suse.de>
4019 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4020 the context of a limbo DIE when it does not already exist.
4022 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4024 PR tree-optimization/51719
4025 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4026 but direct call is, clear direct call's lhs and don't add fallthrough
4027 edge from dcall_bb to join_bb and PHIs.
4029 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4031 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4032 the instructions emitted by the pattern.
4033 ("*TDC_insn_<mode>"): Add comment.
4035 2012-01-03 Richard Guenther <rguenther@suse.de>
4038 * fold-const.c (fold_comparison): Properly canonicalize
4039 tree offset and HOST_WIDE_INT bit position.
4041 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4043 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4044 operands for extzv pattern.
4046 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4049 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4052 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4054 * doc/invoke.texi (-flto and related options): Copy-edit.
4056 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4058 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4060 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4062 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4065 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4067 * expr.h (move_by_pieces_ninsns): Declare.
4068 * expr.c (move_by_pieces_ninsns): Make external.
4069 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4070 (mips_store_by_pieces_p): Likewise.
4071 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4072 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4073 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4074 (mips_store_by_pieces_p): Likewise.
4076 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4078 * passes.c (register_one_dump_file): Free full_name.
4080 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4081 (calculate_elim_costs_all_insns): Free offsets_at and
4082 offsets_known_at at the end and clear the pointers.
4084 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4086 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4087 this option introduced in r180739.
4089 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4092 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4093 (tmake_file target=avr): Add avr/t-multilib.
4095 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4096 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4097 * config/avr/genmultilib.awk: New file.
4098 * config/avr/t-multilib: New auto-generated file.
4099 * config/avr/multilib.h: New auto-generated file.
4100 * config/avr/t-avr (AVR_MCUS): New variable.
4101 (genopt.sh): Use it.
4102 (s-mlib): Depend on t-multilib.
4103 (t-multilib, multilib.h): New dependencies.
4104 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4105 (MULTILIB_OPTIONS): Remove.
4106 (MULTILIB_MATCHES): Remove.
4107 (MULTILIB_DIRNAMES): Remove.
4108 (MULTILIB_EXCEPTIONS): Remove:
4109 * config/avr/genopt.sh: Don't use hard coded file name;
4110 pass AVR_MCUS from t-avr instead.
4112 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4114 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4116 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4118 Implement light-weight DImode support.
4119 * config/avr/avr-dimode.md: New file.
4120 * config/avr/avr.md: Include it.
4121 (adjust_len): Add plus64, compare64.
4122 (HIDI): Remove code iterator.
4123 (code_stdname): New code attribute.
4124 (rotx, rotsmode): Remove DI.
4125 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4127 * config/avr/avr-protos.h (avr_have_dimode): New.
4128 (avr_out_plus64, avr_out_compare64): New.
4129 * config/avr/avr.c (avr_out_compare): Handle DImode.
4130 (avr_have_dimode): New variable definition and initialization.
4131 (avr_out_compare64, avr_out_plus64): New functions.
4132 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4133 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4134 (avr_compare_pattern): Skip DImode comparisons.
4136 2012-01-02 Revital Eres <revital.eres@linaro.org>
4138 * ddg.c (def_has_ccmode_p): New function.
4139 (add_cross_iteration_register_deps,
4140 create_ddg_dep_from_intra_loop_link): Call it.
4142 2012-01-02 Richard Guenther <rguenther@suse.de>
4145 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4147 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4149 * gcc.c (process_command): Update copyright notice dates.
4150 * gcov.c (print_version): Likewise.
4151 * gcov-dump.c (print_version): Likewise.
4152 * mips-tfile.c (main): Likewise.
4153 * mips-tdump.c (main): Likewise.
4155 2012-01-01 Ira Rosen <irar@il.ibm.com>
4157 PR tree-optimization/51704
4158 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4159 a use is inside the basic block or loop before accessing its vect info.
4161 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4163 PR rtl-optimization/51069
4164 * cfgloopmanip.c (remove_path): Removing path making irreducible
4165 region unconditional makes BB part of the region.
4167 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4169 PR tree-optimization/51683
4170 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4171 calls with side-effects.
4172 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4174 Copyright (C) 2012 Free Software Foundation, Inc.
4176 Copying and distribution of this file, with or without modification,
4177 are permitted in any medium without royalty provided the copyright
4178 notice and this notice are preserved.