1 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3 Backport from 2012-04-19 mainline r186588.
6 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
9 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
11 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
13 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/sync.md (atomic_<code><mode>): Rename to
19 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
21 Backport from mainline
22 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
25 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
26 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
27 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
28 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
29 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
30 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
31 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
34 2012-04-16 Martin Jambor <mjambor@suse.cz>
36 Backported from mainline
38 2012-04-13 Martin Jambor <mjambor@suse.cz>
41 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
42 fold_ctor_reference returns a zero constant.
44 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
46 Backported from mainline
47 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
49 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
50 and __ILP32__ for x32.
52 2012-04-13 Tom de Vries <tom@codesourcery.com>
54 Backport from mainline r186418.
56 2012-04-13 Tom de Vries <tom@codesourcery.com>
58 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
59 parameters vuse and vuse_escaped.
60 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
61 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
64 2012-04-13 Richard Guenther <rguenther@suse.de>
66 PR tree-optimization/52969
67 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
68 the condition for the COND_EXPR and handle predicate negation
69 by swapping the COND_EXPR arms.
71 2012-04-13 Richard Guenther <rguenther@suse.de>
74 * convert.c (convert_to_pointer): Remove special-casing of
77 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
79 Backport from mainline
80 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
83 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
84 the list of options to enable the FCFID instruction.
85 (TARGET_EXTRA_BUILTINS): Adjust comment.
87 2012-04-12 Richard Guenther <rguenther@suse.de>
89 PR tree-optimization/52943
90 * tree-chrec.h (chrec_is_positive): Remove.
91 * tree-scalar-evolution.c (chrec_is_positive): Move ...
92 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
93 Return false for a constant zero instead of negative.
94 (analyze_siv_subscript_cst_affine): Handle zero difference
95 in the initial condition explicitely.
97 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
100 * varasm.c (process_pending_assemble_externals): Set
101 pending_assemble_externals_processed true.
102 (assemble_external): Call assemble_external_real if the pending
103 assemble externals have been processed.
105 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
108 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
109 the DECL generated for the special GOT helper.
111 2012-04-06 Walter Lee <walt@tilera.com>
113 Backport from mainline
114 2012-03-07 Walter Lee <walt@tilera.com>
116 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
117 REG_CFA_* notes for the stack pointer.
118 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
119 EH_RETURN_STACKADJ_RTX.
120 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
121 generate REG_CFA_* notes for the stack pointer.
122 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
123 by EH_RETURN_STACKADJ_RTX.
125 2012-04-06 Matt Turner <mattst88@gmail.com>
127 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
129 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
131 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
132 of the destination isn't also a FP_REGS register.
134 2012-04-03 Richard Guenther <rguenther@suse.de>
136 Backport from mainline
137 2012-03-02 Richard Guenther <rguenther@suse.de>
139 PR tree-optimization/52406
140 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
141 (struct indices): Add unconstrained_base member.
142 (struct dr_alias): Remove unused vops member.
143 (DR_UNCONSTRAINED_BASE): New define.
144 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
145 add indices to allow their disambiguation. Make DR_BASE_OBJECT
146 be an artificial access that covers the whole indexed object,
147 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
148 plain decl base-objects to their MEM_REF variant.
149 (dr_may_alias_p): When the base-object of either data reference
150 has unknown size use only points-to information.
151 (compute_affine_dependence): Make dumps easier to read and
153 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
154 DR_REF when looking for packed references.
155 (vect_supportable_dr_alignment): Likewise.
157 2012-04-03 Richard Guenther <rguenther@suse.de>
159 Backport from mainline
160 2012-03-15 Richard Guenther <rguenther@suse.de>
163 * tree-data-ref.c (subscript_dependence_tester_1): Check
164 all dimensions for non-conflicting access functions.
166 2012-04-03 Richard Guenther <rguenther@suse.de>
168 Backport from mainline
169 2012-03-06 Richard Guenther <rguenther@suse.de>
172 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
174 2012-03-23 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/52678
177 * tree-vectorizer.h (struct _stmt_vec_info): Add
178 loop_phi_evolution_part member.
179 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
180 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
181 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
182 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
183 Use the cached evolution part and the PHI nodes value from
184 the loop preheader edge instead of re-analyzing the evolution.
186 2012-03-26 Richard Guenther <rguenther@suse.de>
188 PR tree-optimization/52701
189 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
190 compute and set the evolution part of PHI nodes.
192 2012-03-30 Richard Guenther <rguenther@suse.de>
194 PR tree-optimization/52754
195 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
196 propagate arbitrary addresses into really plain dereferences.
198 2012-04-03 Jakub Jelinek <jakub@redhat.com>
200 PR tree-optimization/52835
201 * tree-data-ref.c (build_rdg): Return NULL if
202 compute_data_dependences_for_loop failed.
204 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
206 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
207 (stmt_can_make_abnormal_goto): Use it.
208 (is_ctrl_altering_stmt): Likewise.
210 2012-03-31 Martin Jambor <mjambor@suse.cz>
212 Backported from mainline
213 2012-03-30 Martin Jambor <mjambor@suse.cz>
215 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
216 is a builtin_stack_save in a dominating BB.
218 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
220 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
221 crossing 128bit lane boundary.
223 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
225 Backported from mainline
226 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
231 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
232 * config/i386/i386.c: Include reload.h.
233 (ix86_legitimize_reload_address): New function.
235 2012-03-28 Martin Jambor <mjambor@suse.cz>
237 Backported from mainline
238 2012-03-27 Martin Jambor <mjambor@suse.cz>
241 * tree-sra.c (sra_modify_assign): Do not call
242 load_assign_lhs_subreplacements when working with an unscalarizable
245 2012-03-28 Jakub Jelinek <jakub@redhat.com>
248 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
249 __builtin_va_start to __builtin_next_arg if the latter is
250 builtin_decl_explicit_p rather than when it is not.
253 * tree-vect-generic.c (vector_element): Perform multiplication
254 for pos in bitsizetype type instead of idx type.
256 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
258 Backport from 2012-03-28 mainline r185910.
261 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
262 (avr_builtin_decl): New static function.
263 (struct avr_builtin_description, avr_bdesc): Move up.
264 Add GTY marker. Add field fndecl. Remove redundant field id.
265 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
266 (avr_expand_builtin): Code cleanup because .id is removed.
268 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
271 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
274 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
276 Backport from 2012-03-28 mainline r185907.
279 * config.gcc (tm_file): Remove avr/multilib.h.
281 * doc/invoke.texi (AVR Options): Adjust
282 documentation of -mtiny-stack.
284 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
285 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
286 * config/avr/t-avr: Remove generation of multilib.h.
287 * config/avr/t-multilib: Regenerate.
288 * config/avr/multilib.h: Remove.
289 * config/avr/avr.opt (-msp8): New option.
290 (avr_sp8): New variable.
291 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
292 * config/avr/avr.h (AVR_HAVE_SPH): New define.
293 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
294 (avr_device_to_sp8): New prototype.
295 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
296 (DRIVER_SELF_SPECS): New define.
297 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
298 __AVR_SP8__, __AVR_HAVE_SPH__.
299 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
300 AVR_HAVE_8BIT_SP to decide if SP_H is present.
301 (avr_file_start): Ditto.
303 2012-03-28 Jakub Jelinek <jakub@redhat.com>
306 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
307 instead of 8 in adjust_address.
309 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
311 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
312 of a unit before computing the offset in units.
314 2012-03-27 Richard Guenther <rguenther@suse.de>
317 * fold-const.c (try_move_mult_to_index): Handle &x.array more
320 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
323 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
325 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
328 * varasm.c: Include pointer-set.h.
329 (pending_assemble_externals_set): New pointer set.
330 (process_pending_assemble_externals): Destroy the pointer set.
331 (assemble_external): See if decl is in pending_assemble_externals_set,
332 and add it to pending_assemble_externals if necessary.
333 (init_varasm_once): Allocate pending_assemble_externals_set.
335 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
337 Backported from mainline
338 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
341 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
342 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
343 (vector_ltgt<mode>): Likewise.
344 (vector_ordered<mode>): Likewise.
345 (vector_unordered<mode>): Likewise.
346 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
348 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
350 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
353 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
355 Backported from mainline
356 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
360 * config/sh/sh.c (sh_register_move_cost): Increase cost between
361 GENERAL_REGS and FP_REGS for SImode.
363 2012-03-22 Jakub Jelinek <jakub@redhat.com>
366 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
367 on any new_local_var_chain vars declared during recursing on
368 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
370 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
372 Backport from 2012-03-22 mainline r185692.
375 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
376 (unspecv): Add UNSPECV_MEMORY_BARRIER.
377 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
378 (delay_cycles_1, delay_cycles_2): Ditto.
379 (delay_cycles_3, delay_cycles_4): Ditto.
380 (nopv, *nopv): Ditto.
381 (sleep, *sleep): Ditto.
384 Backport from 2012-03-21 mainline r185605.
386 PR rtl-optimization/52543
388 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
389 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
390 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
391 (avr_load_libgcc_p): Restrict to __flash loads.
392 (avr_out_lpm): Only handle 1-byte loads from __flash.
393 (avr_load_lpm): New function.
394 (avr_find_unused_d_reg): Remove.
395 (avr_out_lpm_no_lpmx): Remove.
396 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
397 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
398 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
399 (load_<mode>, load_<mode>_clobber): New insns.
400 (mov<mode>): For multi-byte move from non-generic
401 16-bit address spaces: Expand to load_<mode> resp.
403 (load<mode>_libgcc): Remove expander.
404 (split-lpmx): Remove split.
406 Backport from 2012-03-13 mainline r185329.
409 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
410 offset (size) to a value the insns can deal with.
411 (expand_epilogue): Ditto.
413 Backport from 2012-03-12 mainline r185256.
416 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
417 type from reg_class_t to enum reg_class.
418 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
420 Backport from 2012-03-12 mainline r185253.
423 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
424 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
425 r184615 from 2012-02-28.
427 Backport from 2012-03-08 mainline r185105.
429 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
430 for constants in [-63,63].
432 Backport from 2012-03-08 mainline r185100.
435 * config/avr/avr.c (avr_mem_clobber): New static function.
436 (avr_expand_delay_cycles): Add memory clobber operand to
437 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
438 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
439 (enable_interrupt, disable_interrupt): New expander.
440 (nopv, sleep, wdr): New expanders.
441 (delay_cycles_1): Add memory clobber.
442 (delay_cycles_2): Add memory clobber.
443 (delay_cycles_3): Add memory clobber.
444 (delay_cycles_4): Add memory clobber.
445 (cli_sei): New insn from former "enable_interrupt",
446 "disable_interrupt" with memory clobber.
447 (*wdt): New insn from former "wdt" with memory clobber.
448 (*nopv): Similar, but for "nopv".
449 (*sleep): Similar, but for "sleep".
451 Backport from 2012-03-07 mainline r185043.
454 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
456 Backport from 2012-03-07 mainline r185032.
459 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
460 to: RAMPZ, RAMPY, RAMPX, RAMPD.
461 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
463 Backport from 2012-03-07 mainline r185031.
466 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
468 * config/avr/avr.md (xload_8): Adjust insn length.
470 Backport from 2012-03-07 mainline r185030.
473 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
474 if RAMPZ affects reading from RAM.
476 Backport from 2012-03-05 mainline r184919.
478 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
480 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
482 Backport from mainline r185259.
485 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
486 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
488 2012-03-22 Jakub Jelinek <jakub@redhat.com>
490 Backported from mainline
491 2012-03-13 Jakub Jelinek <jakub@redhat.com>
494 * c-parser.c (c_parser_postfix_expression)
495 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
497 * config/i386/smmintrin.h: Avoid /* within a comment.
498 * config/i386/nmmintrin.h: Likewise.
500 2012-03-22 Richard Guenther <rguenther@suse.de>
502 * BASE-VER: Set to 4.7.1.
503 * DEV-PHASE: Set to prerelease.
505 2012-03-22 Release Manager
507 * GCC 4.7.0 released.
509 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
511 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
513 2012-03-15 Jakub Jelinek <jakub@redhat.com>
514 Andrew Pinski <apinski@cavium.com>
517 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
518 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
519 calls instead of __builtin_ir{int,ound}*.
521 2012-03-14 Jakub Jelinek <jakub@redhat.com>
524 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
527 2012-03-13 Joseph Myers <joseph@codesourcery.com>
529 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
530 Refer to GCC 4.7 version of c99status.html.
532 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
534 Backport from mainline
535 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
537 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
538 redefine to be NULL if the current bit-size is different from the
541 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
542 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
543 set the default tuning. Add asserts to make sure the cpu and tune
544 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
545 test whether the index is set, instead of > 0.
546 (rs6000_file_start): Do not reset the default cpu if the current
547 bit-size is different from the configured bit-size.
549 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
551 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
553 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
554 Update binutils references.
555 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
556 Update binutils reference.
557 Update Sun as/GNU ld caveat.
558 Document binutils largefile requirement for LTO plugin.
559 Remove reference to alternate libpthread.
561 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
563 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
565 (Specific, mips-sgi-irix6): Likewise.
567 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
569 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
570 * configure: Regenerate.
572 2012-03-07 Richard Henderson <rth@redhat.com>
574 * config/m68k/m68k.h (ISA_HAS_TAS): New.
575 * config/m68k/sync.md (atomic_test_and_set): Use it.
576 (atomic_test_and_set_1): Likewise.
578 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
581 * Makefile.in: Let install-gcc-ar depend on installdirs,
582 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
583 Don't double canonicalize if cross-compiling.
585 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
587 * trans-mem.c: New typedef for tm_region_p.
588 Define vector types for tm_region_p.
589 (tm_region_init): Replace region_worklist to a vector called
592 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
595 * trans-mem.c (tm_region_init): Use last_basic_block.
597 2012-03-05 Richard Henderson <rth@redhat.com>
600 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
601 * omp-low.c (expand_omp_atomic): Assume anything aligned to
602 BIGGEST_ALIGNMENT is aligned.
604 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
606 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
608 2012-03-05 Richard Henderson <rth@redhat.com>
611 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
612 instead of calling negqi2 directly.
614 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
616 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
617 (INTMAX_TYPE): Use it.
618 (UINTMAX_TYPE): Likewise.
619 (SUBTARGET_OVERRIDE_OPTIONS): Define.
620 (irix6_c_common_override_options): Declare.
621 (C_COMMON_OVERRIDE_OPTIONS): Define.
622 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
623 * config/mips/irix6-c.c: New file.
624 * config/mips/t-irix6 (irix6-c.o): New target.
625 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
628 2012-03-02 Richard Henderson <rth@redhat.com>
630 * optabs.c (expand_atomic_test_and_set): Honor
631 atomic_test_and_set_trueval even when atomic_test_and_set
634 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
636 Backport from mainline
637 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
639 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
641 2012-03-02 Richard Guenther <rguenther@suse.de>
643 * DEV-PHASE: Set to prerelease.
645 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
647 * config.gcc (obsolete): Add all ARM targets using the FPA.
648 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
649 * doc/install.texi: Avoid references to obsolete ARM ports.
651 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
653 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
655 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
656 Joern Rennecke <joern.rennecke@embecosm.com>
658 * doc/extend.texi: Expand and update information on interrupt
659 attribute for Epiphany.
661 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
663 * config/sh/sh-protos.h: Update copyright notice dates.
664 * config/sh/sh.h: Likewise.
665 * config/sh/sh.md: Likewise.
666 * config/sh/constraints.md: Likewise.
667 * config/sh/predicates.md: Likewise.
669 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
671 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
672 * config/sh/sh.c (tertiary_reload_operand): Likewise.
674 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
676 * config/sh/constraints.md: Fix comment typo.
678 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
681 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
682 unsigned HOST_WIDE_INT.
683 (zvdep_imm64): Likewise.
684 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
685 (vdepi_and): Likewise.
686 Likewise for unamed 64-bit patterns.
687 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
689 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
692 PR rtl-optimization/52417
693 * cselib.c (cselib_any_perm_equivs): New variable.
694 (cselib_reset_table): Check that it's not set when not
695 preserving constants.
696 (cselib_add_permanent_equiv): Set it.
697 (cselib_have_permanent_equivalences): New.
698 (cselib_init, cselib_finish): Reset it.
699 * cselib.h (cselib_have_permanent_equivalences): Declare.
700 * alias.c (get_addr): Restore earlier behavior when there
701 aren't permanent equivalences.
703 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
705 * config/mn10300/mn10300-modes.def: Fix copyright notice.
706 * config/v850/v850-modes.def: Fix copyright notice.
708 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
710 * doc/extend.texi (AVR Built-in Functions): Document
711 __builtin_avr_flash_segment.
713 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
714 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
715 (*split.flash_segment): New insn-and-split.
716 * config/avr/avr.c (avr_init_builtins): Add local variables:
717 const_memx_void_node, const_memx_ptr_type_node,
718 char_ftype_const_memx_ptr.
720 2012-03-01 Jakub Jelinek <jakub@redhat.com>
722 PR tree-optimization/52445
723 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
724 add ssa_name_ver, offset and size fields and change store field
726 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
727 (add_or_mark_expr): Likewise. Only consider previous stores
728 with the same size and offset.
729 (nt_init_block): Only look at gimple_assign_single_p stmts,
730 doesn't look at rhs2.
732 2012-03-01 Richard Guenther <rguenther@suse.de>
735 * tree-cfg.c (verify_gimple_assign_unary): Allow any
736 conversions from integral types to pointer types.
738 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
740 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
741 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
742 unintentionally removed in r184616.
744 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
746 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
749 2012-02-29 Jakub Jelinek <jakub@redhat.com>
750 Uros Bizjak <ubizjak@gmail.com>
753 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
754 alternatives, add "e" constraint to the new last alternative
755 and ! to last 3 alternatives.
757 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
759 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
760 DW_AT_artificial attributes at the end of the processing.
761 (gen_array_type_die): Likewise.
762 (gen_enumeration_type_die): Likewise.
763 (gen_struct_or_union_type_die): Likewise.
764 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
767 2012-02-29 Jakub Jelinek <jakub@redhat.com>
770 * expr.c (expand_assignment): If doing misaligned store that doesn't
771 cover all mode bits, perform a RMW cycle.
773 PR tree-optimization/52429
774 * tree-parloops.c (separate_decls_in_region_debug): Return early
775 if var is LABEL_DECL.
777 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
779 PR tree-optimization/52424
780 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
781 calling dom_thread_across_edge.
783 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
785 * config/avr/avr.c: Move definition of TARGET macros to end of file.
787 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
789 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
790 * config/avr/avr.c (avr_output_bld): Remove unused function.
791 (avr_out_sbxx_branch): Use "%T" to print bit position.
793 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
795 * config/avr/avr.md: Untabify.
797 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
799 * config/avr/avr.md (eqne): New code iterator.
800 (*dec-and-branchsi): Use it in text peephole's condition.
801 (*dec-and-branchhi): Ditto.
802 (*dec-and-branchqi): Ditto.
804 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
807 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
808 the device does not have the skip-bug.
810 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
812 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
813 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
814 -mpretend-cmove): New.
816 2012-02-29 Jakub Jelinek <jakub@redhat.com>
819 * df.h (struct df_d): Adjust comment that hard_regs_live_count
820 doesn't count DEBUG_INSN refs.
821 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
824 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
828 2012-02-20 Richard Guenther <rguenther@suse.de>
829 PR tree-optimization/52298
830 * tree-vect-stmts.c (vectorizable_load): Properly use
831 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
834 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
837 * gimple.h (gimple_in_transaction): New.
838 (gimple_set_in_transaction): New.
839 (struct gimple_statement_base): Add in_transaction field.
840 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
842 (tree_ssa_lim_initialize): Compute transaction bits.
843 * tree.h (compute_transaction_bits): Protoize.
844 * trans-mem.c (tm_region_init): Use the heap to store BB
846 (compute_transaction_bits): New.
848 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
850 * gcc.c (display_help): Document --help=common and sort entries
853 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
855 * doc/install.texi: Document check-$LANG specific shortcuts
857 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
860 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
862 * config/arm/arm_neon.h: Regenerate.
863 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
864 (neon_vcgeu): New insn.
865 (neon_vcgtu): Likewise.
866 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
867 (ops): Unsigned comparison intrinsics call a different
870 2012-02-28 Richard Guenther <rguenther@suse.de>
873 * config/i386/i386.c (ix86_expand_vector_set): Fix element
874 ordering for the VEC_CONCAT for two element vectors for
875 V2SFmode, V2SImode and V2DImode.
877 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
880 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
881 detecting big-endian triplets.
883 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
885 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
886 mode if there is no type information available.
888 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
890 PR tree-optimization/53207
891 * doc/invoke.texi: Document as experimental and relying on graphite.
893 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
895 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
896 of initializer to changes from r184614.
898 2012-02-28 Richard Guenther <rguenther@suse.de>
900 PR tree-optimization/52395
901 * tree-sra.c (build_ref_for_offset): Also look at the base
902 TYPE_ALIGN when figuring out the alignment of the replacement.
904 2012-02-28 Richard Guenther <rguenther@suse.de>
906 PR tree-optimization/52402
907 * ipa-prop.c (ipa_modify_call_arguments): Properly use
908 mis-aligned types when creating the accesses at the call site.
910 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
912 * config/avr/builtins.def: New file.
913 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
914 * config/avr/avr.c (enum avr_builtin_id): Use it.
915 (avr_init_builtins): Use it. And use avr_bdesc.
916 (bdesc_1arg): Remove.
917 (bdesc_2arg): Remove.
918 (bdesc_3arg): Remove.
919 (struct avr_builtin_description): Add field n_args.
920 (avr_bdesc): New static variable using builtins.def.
921 (avr_expand_builtin): Use it.
922 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
923 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
924 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
926 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
929 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
930 match only one single hard register with respective hard reg rtx.
931 (movmemx_<mode>): Ditto.
932 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
933 insn anatomy of movmem[x]_<mode>.
934 (avr_out_movmem): Same for printing assembler and operand usage.
936 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
940 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
941 address spaces located outside of device flash.
943 * config/avr/avr.h (base_arch_s): Remove field n_segments.
944 (mcu_type_s): Add field n_flash.
945 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
946 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
947 (AVR_MCU): Add N_FLASH argument.
948 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
949 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
950 macro __FLASH<n> if that address space makes sense for the device.
951 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
952 outside of target flash.
953 (avr_asm_named_section): Ditto.
954 (avr_asm_select_section): Ditto.
955 (avr_addr_space_convert): Ditto.
956 (avr_emit_movmemhi): Ditto.
957 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
958 address space is outside of device flash.
959 (avr_insert_attributes): Ditto.
960 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
961 avr_current_arch->n_segments.
963 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
966 * config/i386/i386.md (*movabs<mode>_1): Enable only for
968 (*movabs<mode>_2): Likewise.
970 2012-02-27 Jakub Jelinek <jakub@redhat.com>
973 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
974 s_register_operand in the test instead of REG_P. Don't call
975 gen_reg_rtx if it won't be used.
977 PR tree-optimization/52376
978 * ipa-split.c (split_function): Ignore CLOBBER stmts.
980 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
982 * ifcvt.c (noce_get_condition): Check condition variable is not
983 small_register_classes_for_mode_p before accepting.
985 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
987 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
989 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
992 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
993 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
995 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
997 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
999 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1001 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1003 * config/sh/predicates.md: Remove blank lines.
1004 * config/sh/sh.c: Fix typos in comments.
1005 * config/sh/constraints.md: Likewise.
1006 * config/sh/sh.md: Remove blank lines.
1007 Fix typos in comments. Use ;; as comment characters.
1009 2012-02-26 Walter Lee <walt@tilera.com>
1011 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1012 (replace_mov_pcrel_step2): Ditto.
1014 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1017 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1018 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1019 and locs that reference values newer than the non-canonical value
1020 at hand. Return the canonical value as a worst case.
1021 (memrefs_conflict_p): Walk canonical value's locs.
1024 * cselib.c (preserve_only_constants): Rename to...
1025 (preserve_constants_and_equivs): ... this. Split out...
1026 (invariant_or_equiv_p): ... this. Preserve plus expressions
1027 of other preserved expressions too.
1028 (cselib_reset_table): Adjust.
1029 * var-tracking.c (reverse_op): Use canonical value to build
1032 2012-02-23 Kai Tietz <ktietz@redhat.com>
1034 * config/i386/i386.c (ix86_delegitimize_address): Handle
1035 UNSPEC_PCREL plus displacement.
1037 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1040 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1041 to test for unusedness in st X addressing.
1043 2012-02-24 Richard Guenther <rguenther@suse.de>
1046 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1047 (is_gimple_reg_type): Move inline ...
1048 * gimple.h (is_gimple_reg_type): ... here.
1050 2012-02-24 Richard Guenther <rguenther@suse.de>
1053 * passes.c (execute_function_todo): When verifying SSA form
1054 verify gimple form first.
1055 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1057 2012-02-24 Richard Guenther <rguenther@suse.de>
1060 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1061 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1063 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1065 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1067 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1069 * tree-phinodes.c (make_phi_node): Mark static.
1070 * tree-flow.h (make_phi_node): Remove extern decl.
1071 * doc/gimple.texi (make_phi_node): Remove documentation.
1073 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1075 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1076 * tree-ssa-sccvn.c (print_scc): Ditto.
1078 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1080 * doc/passes.texi (Full redundancy elimination): Fix typo.
1082 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1084 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1086 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1089 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1091 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1094 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1096 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1098 * config/avr/avr.md (code_stdname): Add ior, xor.
1099 (xior): New code iterator.
1100 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1101 (*<code_stdname><mode>qi.byte1-3): Ditto.
1103 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1105 PR tree-optimization/52019
1106 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1109 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1111 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1112 HAVE_INITFINI_ARRAY to work around namespace pollution in
1113 certain versions of newlib system headers.
1114 * config.in: Regenerate.
1115 * configure: Regenerate.
1116 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1117 instead of HAVE_INITFINI_ARRAY.
1119 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1122 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1123 is not offsettable memory reference.
1125 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1128 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1129 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1131 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1133 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1134 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1136 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1138 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1139 library on Solaris 8 even without TLS support.
1140 * configure: Regenerate.
1142 2012-02-22 Richard Guenther <rguenther@suse.de>
1145 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1146 for GIMPLE_DEBUG stmts.
1148 2012-02-22 Martin Jambor <mjambor@suse.cz>
1151 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1152 according to the base object.
1154 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1156 PR rtl-optimization/50063
1157 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1158 and 2 (8-bit SP) in operand 2.
1159 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1160 setup to use movhi_sp_r instead of vanilla move to write SP.
1161 Adjust REG_CFA notes to superseed unspec.
1162 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1164 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1165 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1166 irq_state 1 (IRQ known to be on) here.
1168 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1170 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1172 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1173 assign_hard_reg): Likewise.
1175 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1177 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1179 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1182 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1183 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1185 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1187 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1188 prototype from here to...
1189 * config/avr/avr.h: ...here.
1191 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1194 * thumb2.md (thumb2_shiftsi3_short): Split register and
1195 immediate shifts. For register shifts tie operands 0 and 1.
1196 (peephole2 for above): Check that register-controlled shifts
1197 have suitably tied operands.
1199 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1202 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1203 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1204 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1205 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1206 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1207 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1208 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1209 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1210 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1211 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1212 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1213 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1214 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1215 bdver1_ssevector_avx256_unaligned_load,
1216 bdver1_ssevector_sse128_unaligned_load,
1217 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1218 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1219 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1220 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1221 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1222 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1223 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1224 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1225 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1226 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1227 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1228 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1229 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1230 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1231 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1232 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1233 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1234 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1235 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1236 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1237 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1238 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1239 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1240 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1241 bdver1_ssediv_double_load, bdver1_ssediv_double,
1242 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1243 Add "bdver2" attribute.
1245 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1247 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1248 default if possible and not specified otherwise.
1250 2012-02-21 Richard Guenther <rguenther@suse.de>
1253 * gimplify.c (create_tmp_from_val): Use the main variant type
1254 for the type of the temporary we create.
1256 2012-02-21 Richard Guenther <rguenther@suse.de>
1258 PR tree-optimization/52324
1259 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1260 do not gimplify a MEM_REF address operand if it is already
1263 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1265 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1266 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1268 2012-02-21 Richard Guenther <rguenther@suse.de>
1270 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1271 nested_in_vect_loop.
1273 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1275 PR tree-optimization/52318
1276 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1277 vdef also to non-pure/const call stmts in the sequence.
1279 2012-02-20 David S. Miller <davem@davemloft.net>
1281 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1282 don't use the "rd %pc" instruction on v9 for PIC register loads.
1284 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1287 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1288 in a transaction safe function.
1290 2012-02-20 Kai Tietz <ktietz@redhat.com>
1293 * stor-layout.c (place_field): Handle desired_align for
1296 2012-02-20 Richard Guenther <rguenther@suse.de>
1298 PR tree-optimization/52298
1299 * tree-vect-stmts.c (vectorizable_store): Properly use
1300 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1302 (vectorizable_load): Likewise.
1303 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1304 Access DR_STEP after ensuring it is not NULL.
1306 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1308 PR tree-optimization/52286
1309 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1310 optimization use double_int_to_tree instead of build_int_cst_wide,
1311 rewrite to use double_int vars.
1313 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1316 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1318 Remove -e 0 from $gcc_cv_ld invocation.
1319 Only use __GLIBC_PREREQ if defined.
1320 Enable on Solaris since Solaris 8 patch.
1321 (gcc_SUN_LD_VERSION): New macro.
1322 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1323 gcc_SUN_LD_VERSION for version number format.
1324 * configure: Regenerate.
1325 * varasm.c (get_elf_initfini_array_priority_section): Set
1326 SECTION_NOTYPE for non-default priority.
1327 Use get_section instead of get_unnamed_section to emit
1328 .init_array/.fini_array with default priority.
1330 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1332 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1333 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1334 (mips_start_unique_function, mips_output_mips16_rdhwr)
1335 (mips_code_end): New functions.
1336 (TARGET_ASM_CODE_END): Define.
1338 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1340 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1341 to stubs with non-sibling calls.
1343 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1345 * doc/invoke.texi (-fira-* options): Copy-edit.
1346 (ira-* parameters): Copy-edit.
1348 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1350 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1351 GCC coding conventions.
1353 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1355 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1356 when used as adjectives.
1358 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1360 * doc/invoke.texi: Clean up "that"/"which" confusion.
1362 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1364 * system.h: Poison SMALL_REGISTER_CLASSES
1365 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1366 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1368 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1370 PR tree-optimization/52285
1371 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1372 when deciding if a call is a tail call or tail recursion.
1374 2012-02-16 Kai Tietz <ktietz@redhat.com>
1376 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1377 interger-constant displacement for UNSPEC_PCREL.
1379 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1381 PR rtl-optimization/52208
1382 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1383 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1385 PR tree-optimization/52255
1386 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1387 loop->header has virtual PHI, but exit_e->dest doesn't, add
1388 virtual PHI to exit_e->dest and adjust all uses after the loop.
1391 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1392 children with clone_tree_hash, not after it.
1394 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1396 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1397 extended identifiers.
1399 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1402 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1403 a same_body_alias, also test whether e->callee isn't a former
1404 or current clone of the decl this is a same body alias of.
1406 PR translation/52264
1407 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1409 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1411 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1413 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1416 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1417 force_reg instead of copy_to_reg for better optimization. Force
1418 non-register or memory operands into a register.
1420 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1422 * extend.texi: Reserve upper bits of memory model for future use.
1424 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1425 Anatoly Sokolov <aesok@post.ru>
1426 Eric Weddington <eric.weddington@atmel.com>
1429 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1430 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1431 Rewrite initializers for .macro.
1432 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1433 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1434 atxmega32d4, atxmega32x1.
1435 avrxmega4: atxmega64a3, atxmega64d3.
1436 avrxmega5: atxmega64a1, atxmega64a1u.
1437 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1438 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1439 avrxmega7: atxmega128a1, atxmega128a1u.
1440 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1441 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1442 (struct base_arch_s): Rename reserved to xmega_p.
1443 Rename reserved2 to have_rampd.
1444 (AVR_XMEGA): New define.
1445 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1446 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1447 * config/avr/predicates.md (io_address_operand): Take into
1449 (low_io_address_operand): Ditto.
1450 (high_io_address_operand): Ditto.
1451 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1452 (enabled, movhi_sp_r): Use them.
1453 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1454 cpp_define_formatted to built-in define __AVR_ARCH__.
1455 (__AVR_XMEGA__): New built-in define.
1456 (__AVR_HAVE_RAMPD__): New built-in define.
1457 (__AVR_HAVE_RAMPX__): New built-in define.
1458 (__AVR_HAVE_RAMPY__): New built-in define.
1459 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1461 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1462 (avr_option_override): Initialize them.
1463 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1464 (avr_init_expanders): Initialize them. No more block several calls.
1465 (emit_push_sfr): New static function.
1466 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1468 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1469 (avr_print_operand): Print addreeses as symbols for
1470 RAMPX, RAMPY, RAMPD, CCP.
1471 (output_movhi): Handle AVR_XMEGA when writing to SP.
1472 (avr_out_movhi_mr_r_xmega): New static function.
1473 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1474 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1475 __RAMPD__, __CCP__ as needed.
1477 * config/avr/multilib.h: Regenerate.
1478 * config/avr/t-multilib: Regenerate.
1479 * config/avr/avr-tables.opt: Regenerate.
1481 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1483 PR tree-optimization/50561
1484 * graphite-flattening.c (lst_project_loop): Do not
1485 remove old scattering dimensions after flattening.
1486 (lst_do_flatten): Likewise.
1488 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1490 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1491 __builtin_avr_map8, __builtin_avr_map16.
1492 Document __builtin_avr_insert_bits.
1494 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1495 (insert_bits): New insn.
1496 (adjust_len.map_bits): Rename to insert_bits.
1497 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1498 * avr-protos.h (avr_out_map_bits): Remove.
1499 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1500 * config/avr/constraints.md (Cxf,C0f): New.
1501 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1502 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1503 New built-in define __BUILTIN_AVR_INSERT_BITS.
1504 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1505 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1506 (avr_move_bits): Rewrite.
1507 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1509 (avr_map_op_t): New typedef.
1510 (avr_map_op): New static variable.
1511 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1512 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1513 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1514 (bdesc_3arg, avr_expand_triop_builtin): New.
1515 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1516 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1517 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1518 (avr_map_equal_p, avr_map_sig_p): Remove.
1519 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1520 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1521 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1522 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1523 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1524 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1526 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1528 * config/c6x/c6x.md (reserve_cycles): New attribute.
1529 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1530 don't reserve functional units after the branch occurs.
1532 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1535 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1536 functions into non-tm_pure functions.
1538 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1541 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1542 (iterative_hash_canonical_type): Likewise.
1543 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1546 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1548 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1549 sched-group insn, it either remains alone or the entire list is pruned.
1551 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1553 * doc/install.texi (Prerequisites): Fix grammar.
1554 (Configuration): Likewise.
1556 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1558 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1559 MPC as part of GCC before describing configuring with --with-gmp etc.
1560 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1561 sources are present.
1563 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1566 * dwarf2out.c (clone_tree_hash): New function.
1567 (copy_decls_walk): Use it instead of clone_tree.
1569 2012-02-14 Richard Guenther <rguenther@suse.de>
1571 PR tree-optimization/52244
1572 PR tree-optimization/51528
1573 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1574 replacements for integral types.
1576 2012-02-14 Walter Lee <walt@tilera.com>
1578 * config.gcc: Handle tilegx and tilepro.
1579 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1581 Add HAVE_AS_TLS check for tilegx and tilepro.
1582 * configure: Regenerate.
1583 * doc/contrib.texi: Add Mat Hostetter and self.
1584 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1585 Document instruction intrinsics and network accessing intrinsics.
1586 (TILEPro Built-in Functions): New node. Document instruction
1587 intrinsics and network accessing intrinsics.
1588 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1589 (Specific, tilepro-*-linux*): Likewise.
1590 * doc/invoke.texi (TILE-Gx Options): New section.
1591 (TILEPro Options): New section.
1592 * doc/md.texi (TILE-Gx): New section.
1593 (TILEPro): New section.
1594 * common/config/tilegx/tilegx-common.c: New file.
1595 * common/config/tilepro/tilepro-common.c: New file.
1596 * config/tilegx/constraints.md: New file.
1597 * config/tilegx/linux.h: New file.
1598 * config/tilegx/mul-tables.c: New file.
1599 * config/tilegx/predicates.md: New file.
1600 * config/tilegx/sync.md: New file.
1601 * config/tilegx/t-tilegx: New file.
1602 * config/tilegx/tilegx-builtins.h: New file.
1603 * config/tilegx/tilegx-c.c: New file.
1604 * config/tilegx/tilegx-generic.md: New file.
1605 * config/tilegx/tilegx-modes.def: New file.
1606 * config/tilegx/tilegx-multiply.h: New file.
1607 * config/tilegx/tilegx-protos.h: New file.
1608 * config/tilegx/tilegx.c: New file.
1609 * config/tilegx/tilegx.h: New file.
1610 * config/tilegx/tilegx.md: New file.
1611 * config/tilegx/tilegx.opt: New file.
1612 * config/tilepro/constraints.md: New file.
1613 * config/tilepro/gen-mul-tables.cc: New file.
1614 * config/tilepro/linux.h: New file.
1615 * config/tilepro/mul-tables.c: New file.
1616 * config/tilepro/predicates.md: New file.
1617 * config/tilepro/t-tilepro: New file.
1618 * config/tilepro/tilepro-builtins.h: New file.
1619 * config/tilepro/tilepro-c.c: New file.
1620 * config/tilepro/tilepro-generic.md: New file.
1621 * config/tilepro/tilepro-modes.def: New file.
1622 * config/tilepro/tilepro-multiply.h: New file.
1623 * config/tilepro/tilepro-protos.h: New file.
1624 * config/tilepro/tilepro.c: New file.
1625 * config/tilepro/tilepro.h: New file.
1626 * config/tilepro/tilepro.md: New file.
1627 * config/tilepro/tilepro.opt: New file.
1629 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1631 PR tree-optimization/52210
1632 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1633 vect_model_simple_cost with two entry vect_def_type array instead
1634 of an address of dt.
1636 2012-02-14 Richard Guenther <rguenther@suse.de>
1639 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1640 Do not stream DECL_QUALIFIER.
1641 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1642 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1643 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1645 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1648 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1651 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1654 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1655 * cselib.c (cselib_subst_to_values_from_insn): New function.
1656 * sched-deps.c (add_insn_mem_dependence,
1657 sched_analyze_1, sched_analyze_2): Use it.
1659 2012-02-13 Jan Hubicka <jh@suse.cz>
1662 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1664 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1666 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1667 (GTM_SELF_SPECS): Define if not already defined.
1668 (driver_self_specs): Add GTM_SELF_SPECS.
1669 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1670 (GTM_SELF_SPECS): Define.
1671 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1672 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1674 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1676 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1679 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1682 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1683 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1685 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1688 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1690 2012-02-13 Richard Guenther <rguenther@suse.de>
1692 PR translation/52211
1693 * passes.c (enable_disable_pass): Fix typo.
1695 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1698 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1699 XOR for reduce_bit_field if type is unsigned.
1701 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1703 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1704 disallow changes from SFmode to mode with different size in FP regs.
1706 2012-02-12 Robert Millan <rmh@gnu.org>
1707 Gerald Pfeifer <gerald@pfeifer.com>
1709 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1712 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1714 PR rtl-optimization/52175
1715 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1716 to frame-related instructions.
1718 2012-02-10 Jason Merrill <jason@redhat.com>
1721 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1722 (demangle_new_symbols): Fill it.
1723 (scan_linker_output): Walk it.
1724 (start_tweaking): Split out from scan_linker_output.
1725 (maybe_tweak): Update sym->chosen.
1726 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1728 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1731 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1733 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1735 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1736 having the same mode as previous compare.
1738 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1740 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1741 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1742 (nonlocal_goto_internal): Likewise.
1743 (nonlocal_goto): Emit a use and an indirect jump directly.
1745 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1748 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1749 __atomic_{is,always}_lock_free.
1751 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1754 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1755 negative constant address for x32.
1757 2012-02-10 Richard Henderson <rth@redhat.com>
1759 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1760 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1761 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1763 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1764 Ira Rosen <irar@il.ibm.com>
1766 PR tree-optimization/50031
1767 * targhooks.c (default_builtin_vectorization_cost): Handle
1769 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1770 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1771 all types of reduction and pattern statements.
1772 (vect_estimate_min_profitable_iters): Likewise.
1773 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1774 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1775 for explicit realigns.
1776 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1777 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1779 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1780 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1781 vec_perm for VSX and handle vec_promote_demote.
1783 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1786 * builtins.c (fold_builtin_atomic_always_lock_free,
1787 expand_builtin_atomic_always_lock_free,
1788 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1789 Return and/or test boolean_true_node/boolean_false_node instead of
1790 integer_one_node/integer_zero_node.
1792 2012-02-10 Jan Hubicka <jh@suse.cz>
1795 * predict.c (predict_paths_for_bb): Prevent looping.
1796 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1798 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1800 * config/arm/arm.c (output_move_double): In one case properly
1801 count number of instructions that will be emitted.
1803 2012-02-10 Richard Guenther <rguenther@suse.de>
1805 PR translation/52193
1806 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1808 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1811 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1813 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1816 * var-tracking.c (emit_note_insn_var_location): If
1817 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1818 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1819 non-NOTE_DURING_CALL_P insn.
1821 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1824 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1826 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1829 * gcc.c (switch_matches) Support switches with separated form,
1832 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1834 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1836 (RAMPZ_ADDR): Ditto.
1837 * config/avr/avr.c (avr_addr_t): New typedef.
1838 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1839 (avr_init_expanders): Initialize it.
1840 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1842 (expand_epilogue): Ditto.
1843 (avr_print_operand): Ditto.
1844 (avr_file_start): Ditto.
1845 (avr_emit_movmemhi): Ditto.
1847 2012-02-08 Richard Guenther <rguenther@suse.de>
1849 PR tree-optimization/46886
1850 * tree-flow.h (do_while_loop_p): Declare.
1851 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1852 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1854 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1856 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1857 always succeed for integers larger than a native word.
1859 2012-02-08 Richard Guenther <rguenther@suse.de>
1861 PR rtl-optimization/52170
1862 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1863 properly handle integer vector modes.
1865 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1867 PR gcov-profile/52150
1868 * coverage.c: Include target.h.
1869 (build_var): Call targetm.strip_name_encoding on the assembler name.
1870 Change one _ into . or $ if the target allows it.
1871 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1873 PR rtl-optimization/52139
1874 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1875 is a BARRIER after emit_insn_after_noloc, move BB_END
1876 to the last non-BARRIER insn before it.
1878 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1881 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1882 (mips_gimplify_va_arg_expr): Call it instead of
1883 std_gimplify_va_arg_expr.
1885 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1887 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1888 message for -mno-pointers-to-nested-function.
1890 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1893 * expr.c (get_inner_reference): If there is an offset, add a negative
1894 bit position to it (if any).
1896 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1898 PR rtl-optimization/52060
1899 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1900 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1901 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1902 and/or i0src_copy2 when needed.
1904 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1906 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1907 or LTOPLUGINSONAME if have_c.
1909 * config/freebsd-spec.h: Add comment about what macros can be defined
1911 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1912 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1915 2012-02-07 Richard Guenther <rguenther@suse.de>
1917 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1918 newline in -alias dumps.
1920 2012-02-07 Kai Tietz <ktietz@redhat.com>
1921 Dave Korn <dave.korn.cygwin@gmail.com>
1924 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1925 Take care that typinfo gets dllexport-attribute.
1927 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1930 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1931 if modifier < EXPAND_SUM call force_operand on the result.
1933 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1935 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1936 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1938 (epiphany_function_type): Replace types for specific interrupts with
1939 EPIPHANY_FUNCTION_INTERRUPT.
1940 (EPIPHANY_INTERRUPT_P): Update.
1941 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1942 New static function.
1943 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1944 <disinterrupt>: Affects type identity.
1945 (epiphany_handle_interrupt_attribute): Handle variable number of
1947 (epiphany_compute_function_type): Update for new
1948 epiphany_function_type definition.
1949 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1950 handlers with a longcall forwarder.
1951 (epiphany_start_function): Handle multiple interrupt arguments and/or
1952 forwarder_section attribute.
1954 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1957 2012-02-07 Alan Modra <amodra@gmail.com>
1960 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1963 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1965 PR tree-optimization/50969
1966 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1967 use vec_perm rather than vector_stmt.
1968 (vect_model_load_cost): Likewise.
1969 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1970 vec_perm to be the same as other vector statements.
1971 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1972 cost of vec_perm for TARGET_VSX.
1974 2012-02-06 Richard Guenther <rguenther@suse.de>
1976 PR tree-optimization/52115
1977 * tree-sra.c (access_has_replacements_p): New function.
1978 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1980 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1983 * trans-mem.c (expand_call_tm): Add an assertion.
1984 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1987 2012-02-06 Richard Guenther <rguenther@suse.de>
1989 PR tree-optimization/50955
1990 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1991 raise cost of expressions that replace an address with an
1992 expression based on a different pointer.
1994 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1997 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1998 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2000 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2003 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2004 -Weffc++ and specify guidelines come from second edition.
2006 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2008 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2009 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2010 (call_direct_split, call_value_split, call_value_internal_direct)
2011 (call_value_direct_split, call_value_multiple_split): Use jal and
2012 jal_macro attributes.
2014 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2016 * reload1.c (reload_regs_reach_end_p): Replace with...
2017 (reload_reg_rtx_reaches_end_p): ...this function.
2018 (new_spill_reg_store): Update commentary.
2019 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2020 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2021 before setting new_spill_reg_store.
2022 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2023 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2024 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2025 for non-spill reload registers.
2027 2012-02-05 Ira Rosen <irar@il.ibm.com>
2029 PR tree-optimization/52091
2030 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2031 (vect_is_simple_use_1): Likewise.
2032 * tree-vect-loop.c (vectorizable_reduction): Update calls
2033 to vect_is_simple_use_1 and vect_is_simple_use.
2034 (vectorizable_live_operation): Likewise.
2035 * tree-vect-patterns.c (widened_name_p,
2036 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2037 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2038 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2039 vectorizable_shift,vectorizable_operation, vectorizable_store,
2040 vectorizable_load): Likewise.
2041 (vect_is_simple_cond): Add an argument, pass it to
2042 vect_is_simple_use_1.
2043 (vectorizable_condition): Update calls to vect_is_simple_cond,
2045 (vect_is_simple_use): Add an argument, the statement in which
2046 OPERAND is used. Check that if OPERAND's def stmt is a double
2047 reduction phi node, the use is a phi node too.
2048 (vect_is_simple_use_1): Add an argument, pass it to
2050 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2051 to vect_is_simple_use.
2053 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2055 PR rtl-optimization/52095
2056 * modulo-sched.c (dump_insn_locator): New function.
2057 (loop_canon_p, sms_schedule): Use it.
2059 PR rtl-optimization/52113
2060 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2061 even for decomposable shift/zext insns.
2063 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2064 Zdenek Dvorak <ook@ucw.cz>
2066 PR rtl-optimization/52092
2067 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2068 on get_iv_value result.
2070 2012-02-02 Andrew Pinski <apinski@cavium.com>
2074 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2076 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2079 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2081 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2083 PR rtl-optimization/49800
2084 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2085 (sched_finish): Call regstat_free_n_sets_and_refs.
2087 2012-02-02 Jia Liu <proljc@gmail.com>
2089 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2092 2012-02-02 Jan Hubicka <jh@suse.cz>
2093 Tom de Vries <tom@codesourcery.com>
2096 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2097 * varpool.c (varpool_analyze_pending_decls): Likewise.
2099 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2100 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2102 * config.gcc: Add cr16-* support.
2104 * doc/extend.texi: Document cr16 extensions.
2105 * doc/install.texi: Document cr16 install.
2106 * doc/invoke.texi: Document cr16 options.
2107 * doc/md.texi: Document cr16 constraints.
2109 * common/config/cr16/cr16-common.c: New file.
2110 * config/cr16/cr16.c: New file.
2111 * config/cr16/cr16.h: New file.
2112 * config/cr16/cr16.md: New file.
2113 * config/cr16/cr16.opt: New file.
2114 * config/cr16/cr16-protos.h: New file.
2115 * config/cr16/predicates.md: New file.
2116 * config/cr16/constraints.md: New file.
2117 * config/cr16/t-cr16: New file.
2119 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2122 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2123 that operands[2] is either immediate, or q_regs_operand.
2125 PR tree-optimization/52073
2126 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2127 a pattern stmt for pattern uses, ignore uses outside of the loop.
2129 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2131 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2132 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2133 (OUT_AS1, OUT_AS2): Remove.
2135 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2137 PR rtl-optimization/51374
2138 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2139 to cross other volatile_refs_p insns.
2141 2012-02-01 Richard Guenther <rguenther@suse.de>
2143 * doc/invoke.texi (fno-inline): Clarify documentation.
2144 (finline-small-functions): Likewise.
2145 (finline-functions): Likewise.
2146 * common.opt (finline): Adjust comment and documentation.
2147 (finline-small-functions): Clarify documentation.
2148 (finline-functions): Likewise.
2149 (finline-functions-called-once): Likewise.
2151 2012-02-01 Tristan Gingold <gingold@adacore.com>
2153 * c-typeck.c (composite_type): Keep mode for pointers.
2155 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2157 * function.h (regno_reg_rtx): Adjust comment.
2158 * reginfo.c (init_reg_modes_target): Only use the previous mode
2159 if it fits within one register. Remove MIPS comment.
2161 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2164 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2166 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2168 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2169 to srak instruction.
2171 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2173 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2175 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2180 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2182 2012-01-31 Richard Guenther <rguenther@suse.de>
2184 PR tree-optimization/51528
2185 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2188 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2193 * ree.c (add_removable_extension): Change def_map argument
2194 to unsigned *, store in def_map 1 + offset into *insn_list vector
2195 instead of pointers into the vector.
2196 (find_removable_extensions): Adjust caller.
2198 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2200 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2201 Transform all "* quoted-c-code" to { c-code }.
2202 Remove redundant test for "optimize" in combine patterns.
2203 Move (include "avr-dimode.md") to end of file.
2205 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2208 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2209 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2211 2012-01-30 Richard Guenther <rguenther@suse.de>
2213 PR tree-optimization/52028
2214 * tree-loop-distribution.c (ldist_gen): Properly update
2217 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2220 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2221 set_cur_line_info_table if not emitting debug info.
2223 PR tree-optimization/52046
2224 * tree-vect-patterns.c (check_bool_pattern): Give up if
2225 a comparison could throw.
2228 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2230 2012-01-30 Richard Guenther <rguenther@suse.de>
2232 PR tree-optimization/52045
2233 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2234 SSA form if cfgcleanup did anything.
2236 2012-01-30 Richard Guenther <rguenther@suse.de>
2238 PR tree-optimization/52045
2239 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2240 before computing final todo.
2242 2012-01-30 Richard Guenther <rguenther@suse.de>
2244 PR tree-optimization/51528
2245 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2248 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2250 * df-problems.c (df_kill_notes): Check that the use refers
2251 to the note under examination.
2253 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2256 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2257 parameter and use short-lived pseudos.
2258 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2259 (sparc_expand_vector_init): Const-ify local variables and adjust
2260 calls to above functions.
2262 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2264 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2266 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2268 * doc/invoke.texi: Make usage of "compile time" and
2269 "run time"/"runtime" consistent throughout the file.
2271 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2273 * config/alpha/alpha.c (alpha_option_override): Default to
2274 full IEEE compliance mode for Go language.
2276 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2278 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2279 (LINK_SSP_SPEC): Define.
2281 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2284 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2287 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2289 * doc/invoke.texi: Correct hyphenation of "floating point",
2290 "double precision", and related terminology throughout the file.
2292 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2295 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2296 arm_general_register_operand predicate for operand 2 instead of
2299 2012-01-27 Ian Lance Taylor <iant@google.com>
2302 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2303 * builtins.c (expand_builtin_init_trampoline): Add onstack
2304 parameter. Change caller.
2305 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2306 * tree.c (build_common_builtin_nodes): Declare
2307 __builtin_init_heap_trampoline.
2309 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2311 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2312 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2313 * config/avr/avr.c: Ditto.
2314 (avr_regnames): Remove because unused.
2315 * config/avr/avr.md (*cpse.ne): New peephole.
2316 (*cpse.eq): New peephole from former cpse peepholes.
2318 2012-01-27 Michael Eager <eager@eagercon.com>
2320 * config/microblaze.c (microblaze_emit_compare): Correct
2321 test after pcmp instruction.
2323 2012-01-27 Richard Guenther <rguenther@suse.de>
2325 PR tree-optimization/52020
2326 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2328 2012-01-27 Richard Guenther <rguenther@suse.de>
2330 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2331 function non-const/pure.
2333 2012-01-27 Richard Guenther <rguenther@suse.de>
2335 PR tree-optimization/50444
2336 * tree-sra.c (build_ref_for_offset): Properly adjust the
2337 MEM_REF type for unaligned accesses.
2339 2012-01-27 Richard Guenther <rguenther@suse.de>
2341 PR tree-optimization/50444
2342 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2343 (expand_assignment): Use it. Properly handle misaligned
2344 bases when expanding stores to component references.
2345 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2348 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2351 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2352 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2353 * tree-data-ref.c (find_data_references_in_loop): Make static.
2354 (compute_all_dependences): Change return type to bool. Bail out
2355 for too many datarefs in a loop. Move the hunk resetting the data
2356 dependences vector from ...
2357 (compute_data_dependences_for_loop): ... here. Account for
2358 compute_all_dependences returning false.
2359 (compute_data_dependences_for_bb): Likewise.
2360 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2361 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2363 2012-01-27 Richard Guenther <rguenther@suse.de>
2366 * expr.c (store_field): Use the alias-set of the scratch memory
2369 2012-01-27 Tom de Vries <tom@codesourcery.com>
2371 PR tree-optimization/51990
2372 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2374 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2376 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2379 * var-tracking.c (reverse_op): Don't add any reverse operation
2380 if V already has any constant locations.
2382 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2384 * doc/invoke.texi: Correct usage of "command line" (noun)
2385 vs "command-line" (adjective) throughout.
2387 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2389 * doc/invoke.texi (Language Independent Options): Move
2390 -Wcoverage-mismatch blurb from here....
2391 (Warning Options): ...to here.
2393 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2395 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2396 Set rs6000_always_hint to false for 476.
2398 2012-01-27 Matthias Klose <doko@ubuntu.com>
2400 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2402 * incpath.c (add_standard_paths): Likewise.
2404 2012-01-27 Richard Henderson <rth@redhat.com>
2406 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2407 * config/m68k/sync.md (atomic_test_and_set): Rename from
2408 sync_test_and_setqi and adjust the operands.
2409 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2410 and unconditionally enable.
2412 2012-01-27 Richard Henderson <rth@redhat.com>
2414 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2415 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2416 (ldstub): Rename from ldstubqi.
2417 (ldstub<I24MODE>): Remove.
2419 2012-01-27 Richard Henderson <rth@redhat.com>
2421 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2422 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2423 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2424 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2425 * doc/tm.texi: Rebuild.
2427 2012-01-27 Richard Henderson <rth@redhat.com>
2429 * optabs.c (gen_atomic_test_and_set): Remove default.
2430 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2432 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2434 PR rtl-optimization/51978
2435 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2436 (combine_reaching_defs): Likewise.
2437 (struct re_info): Remove.
2438 (add_removable_extension): Remove x and data arguments,
2439 add insn, insn_list and def_map. Use the arguments directly
2440 instead of using struct re_info.
2441 (find_removable_extensions): Don't call add_removable_extension
2442 through note_stores, instead just call it with single_set
2444 (find_and_remove_re): Pass curr_cand->expr instead of
2445 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2447 2012-01-26 Michael Matz <matz@suse.de>
2449 PR tree-optimization/46590
2450 * cfgexpand.c: Revert last change (r183305).
2451 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2453 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2454 checking for emptiness.
2456 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2459 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2460 non-addressable non-BLKmode base correctly.
2462 2012-01-26 Michael Matz <matz@suse.de>
2464 PR tree-optimization/48794
2465 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2466 regions referenced from RESX/EH_DISPATCH.
2468 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2470 * config/s390/s390.h: Make BRANCH_COST an option.
2471 * config/s390/s390.opt: New option -mbranch-cost.
2473 2012-01-26 Richard Henderson <rth@redhat.com>
2475 Revert 2012-01-24 change:
2476 * trans-mem.c (requires_barrier): Do not instrument thread local
2477 variables and emit save/restore for them.
2479 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2482 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2485 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2487 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2490 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2493 Rename __pgm to __flash.
2494 Rename __pgm1 to __flash1.
2495 Rename __pgm2 to __flash2.
2496 Rename __pgm3 to __flash3.
2497 Rename __pgm4 to __flash4.
2498 Rename __pgm5 to __flash5.
2499 Rename __pgmx to __memx.
2500 * doc/extend.texi (AVR Named Address Spaces)
2501 Rename address space names as indicated above.
2502 * config/avr/avr.c (avr_addrspace): Ditto.
2504 * config/avr/avr-protos.h
2505 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2506 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2507 * config/avr/predicates.md: Ditto.
2508 * config/avr/avr.c Ditto, and
2509 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2510 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2512 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2513 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2514 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2515 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2516 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2517 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2518 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2519 * config/avr/avr.c: Ditto.
2520 * config/avr/avr.md: Ditto.
2522 2012-01-25 Jason Merrill <jason@redhat.com>
2525 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2527 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2529 PR tree-optimization/51987
2530 * tree-data-ref.c (get_references_in_stmt): Handle references in
2531 non-volatile GIMPLE_ASM.
2533 2012-01-25 Richard Guenther <rguenther@suse.de>
2535 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2536 bases are dereferenced.
2538 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2540 PR rtl-optimization/48374
2541 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2543 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2545 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2546 compute_data_dependences_for_loop returns false.
2547 * tree-parloops.c (loop_parallel_p): Likewise.
2549 2012-01-25 Richard Guenther <rguenther@suse.de>
2551 * tree.h (get_pointer_alignment_1): Declare.
2552 * builtins.c (get_pointer_alignment_1): New function.
2553 (get_pointer_alignment): Use it.
2555 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2557 PR rtl-optimization/48308
2558 * combine.c (enum undo_kind): Add UNDO_LINKS.
2559 (struct undo): Add member l to other_contents and where.
2560 (do_SUBST_LINK): New.
2562 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2563 (undo_all): Handle UNDO_LINKS.
2565 2012-01-25 Richard Henderson <rth@redhat.com>
2567 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2570 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2572 * optabs.c (gen_atomic_test_and_set): Use each argument.
2574 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2576 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2577 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2578 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2579 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2580 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2581 TARGET_PAIRED_SINGLE_FLOAT.
2583 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2585 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2586 (in_struct, return_val): Remove MEM documentation.
2587 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2588 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2589 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2591 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2592 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2593 * expr.c (store_field): Likewise.
2594 * function.c (assign_stack_temp_for_type): Likewise.
2595 * ifcvt.c (noce_try_cmove_arith): Likewise.
2596 * reload1.c (reload): Likewise.
2597 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2598 (alpha_set_memflags): Likewise.
2599 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2601 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2603 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2605 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2606 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2607 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2609 * cselib.c (cselib_rtx_varies_p): Delete.
2610 (cselib_invalidate_mem): Update call to canon_true_dependence.
2611 * dse.c (record_store, check_mem_read_rtx): Likewise.
2612 (scan_reads_nospill): Likewise.
2613 * cse.c (check_dependence): Likewise.
2614 (cse_rtx_varies_p): Delete.
2615 * expr.c (safe_from_p): Update call to true_dependence.
2616 * ira.c (validate_equiv_mem_from_store): Likewise.
2617 (memref_referenced_p): Likewise.
2618 * postreload-gcse.c (find_mem_conflicts): Likewise.
2619 * sched-deps.c (sched_analyze_2): Likewise.
2620 * store-motion.c (load_kills_store): Likewise.
2621 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2622 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2623 (compute_transp): Update call to canon_true_dependence.
2625 2012-01-25 Richard Henderson <rth@redhat.com>
2627 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2628 (maybe_emit_atomic_test_and_set): New.
2629 (expand_sync_lock_test_and_set): Use it.
2630 (expand_atomic_test_and_set): Likewise.
2631 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2632 the implementation; clarify implementation defined details.
2633 * doc/md.texi (atomic_test_and_set): Document.
2635 2012-01-25 Richard Henderson <rth@redhat.com>
2637 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2639 2012-01-25 Richard Henderson <rth@redhat.com>
2642 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2643 to effect no-op split.
2645 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2648 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2649 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2650 (BT_FN_VOID_PTR_INT_SIZE): New.
2651 (BT_FN_UINT_UINT_VAR): Remove.
2652 (BT_FN_UINT32_UINT32_VAR): New.
2653 (BT_FN_DOUBLE_VPTR): Remove.
2654 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2656 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2657 (_ITM_changeTransactionMode): Same.
2658 (_ITM_memmoveRtWt): Change return type to void.
2659 (_ITM_memcpyRtWt): Same.
2660 (_ITM_memsetW): Same.
2661 (_ITM_RaRD): Change types to double.
2666 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2668 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2669 Patrick Marlier <patrick.marlier@gmail.com>
2671 * trans-mem.c (requires_barrier): Do not instrument thread local
2672 variables and emit save/restore for them.
2674 2012-01-24 Jason Merrill <jason@redhat.com>
2677 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2678 output static aliases.
2680 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2683 * common.opt (-pie, -shared, pie, shared): Change from Common to
2685 * gcc.c (display_help): Display help for -pie and -shared.
2687 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2690 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2691 Remove note on size/offset limitation.
2692 (AVR Variable Attributes): Add example how to read data located
2693 with progmem. Refer to named address spaces.
2694 * doc/invoke.texi (AVR Options): Fix typo.
2696 2012-01-24 Richard Guenther <rguenther@suse.de>
2698 Forward-port to trunk
2699 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2702 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2703 op0 isn't sufficiently aligned and there is movmisalignM
2704 insn for mode, use it to load op0 into a temporary register.
2706 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2709 * target.def (const_not_ok_for_debug_p): New hook.
2710 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2712 * doc/tm.texi: Regenerated.
2713 * dwarf2out.c (const_ok_for_output_1): If
2714 targetm.const_not_ok_for_debug_p returns true, fail.
2715 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2717 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2719 2012-01-23 Kai Tietz <ktietz@redhat.com>
2722 * config/i386/predicates.md (symbolic_operand): Allow
2723 UNSPEC_PCREL as PIC expression for lea.
2724 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2725 * config/i386/i386.c (ix86_delegitimize_address): Handle
2726 UNSPEC_PCREL for none-MEM, too.
2728 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2730 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2731 (ipa_tm_create_version_alias): Same.
2733 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2736 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2737 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2739 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2740 Patrick Marlier <patrick.marlier@gmail.com>
2741 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2744 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2745 simple_object_start_read.
2747 2012-01-23 Richard Guenther <rguenther@suse.de>
2750 PR tree-optimization/51895
2751 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2752 parameter decomposition into BLKmode components.
2754 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2756 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2757 fake variables for restrict-qualified pointers whose pointed-to type
2758 contains a placeholder.
2760 2012-01-23 Richard Guenther <rguenther@suse.de>
2762 PR tree-optimization/51949
2763 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2765 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2767 PR rtl-optimization/51933
2768 * ree.c (transform_ifelse): Return true right away if dstreg is
2769 already wider or equal to cand->mode.
2770 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2771 (make_defs_and_copies_lists): Remove defs_list and copies_list
2772 arguments, add state argument, just truncate state->work_list
2773 instead of always allocating and freeing the vector. Assert that
2774 get_defs succeeds instead of returning 2. Changed return type to bool.
2775 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2776 have ext_src_mode, see if it has been modified already with the
2777 right kind of extension and has been extended before from the
2778 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2779 just return true. Remember the original mode in state->modified array.
2780 (combine_reaching_defs): Add state argument. Don't allocate and
2781 free here def_list, copied_list and vec vectors, instead just
2782 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2783 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2784 Add state variable, clear vectors in it, initialize state.modified
2785 if needed. Free all the vectors at the end and state.modified too.
2786 Don't skip a candidate if the extension expression has been modified.
2788 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2791 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2792 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2793 (extra_options) interix.opt -> i386/interix.opt"
2794 (extra_objs):Add winnt-stubs.o
2795 * configure.ac: Add interix to target_os .comm on PE check.
2796 * configure: Regenerate.
2797 * config/interix3.h: Delete and move bits to..
2798 * config/interix.h: Delete and move bits to..
2799 * config/i386/i386-interix3.h: Delete and move bits to..
2800 * config/i386/i386-interix.h: ..here.
2801 (TARGET_CPU_DEFAULT): Remove redefinition.
2802 (TARGET_ASM_CONSTRUCTOR): Undefine.
2803 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2804 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2805 (PTRDIFF_TYPE): Define.
2806 (LONG_DOUBLE_TYPE_SIZE): Define.
2807 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2808 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2809 (TARGET_SECTION_TYPE_FLAGS): Define.
2810 (ASM_DECLARE_FUNCTION_NAME): Define.
2811 (ASM_OUTPUT_EXTERNAL): Define.
2812 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2813 (ASM_OUTPUT_ALIGNED_BSS): Define.
2814 (PCC_BITFIELD_TYPE_MATTERS): Define.
2815 (USE_CONST_SECTION): Define.
2816 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2817 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2818 (SUPPORTS_ONE_ONLY): Remove.
2819 (I386_PE_STRIP_ENCODING): Define.
2820 * config/interix.opt: Delete and move bits to..
2821 * config/i386/interix.opt: ..here. New.
2822 (mpe-aligned-commons): Add.
2823 * config/i386/t-interix: Add copyright header.
2824 (winnt-stubs.o): Add rule.
2826 2012-01-22 Jason Merrill <jason@redhat.com>
2829 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2830 for extra name aliases.
2832 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2834 PR rtl-optimization/51924
2835 * ree.c (combine_set_extension): Improve debugging message.
2836 (combine_reaching_defs): Likewise.
2837 (get_defs): Rename confusingly named variable.
2838 (find_and_remove_re): Skip a candidate if the extension expression has
2841 2012-01-21 Robert Millan <rmh@gnu.org>
2842 Gerald Pfeifer <gerald@pfeifer.com>
2844 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2845 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2847 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2849 PR tree-optimization/51914
2850 * tree-vect-stmts.c (vectorizable_conversion): For
2851 cvt_type && modifier == WIDEN, put temporary with cvt_type
2852 at the beginning of vec_dsts and set vec_dest to temporary
2855 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2857 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2859 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2861 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2862 * config/rs6000/rs6000.c: Likewise.
2864 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2867 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2868 output_move_double on a copy of operands array.
2870 2012-01-20 Cary Coutant <ccoutant@google.com>
2871 Dodji Seketeli <dodji@redhat.com>
2874 * dwarf2out.c (copy_declaration_context): Return ref to parent
2875 of declaration DIE, if necessary.
2876 (remove_child_or_replace_with_skeleton): Add new parameter; update
2877 caller. Place skeleton DIE under parent DIE of original declaration.
2878 Move call to copy_declaration_context to here ...
2879 (break_out_comdat_types): ... from here.
2881 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2883 PR rtl-optimization/51856
2884 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2887 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2890 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2891 hints for neon loads and stores.
2893 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2897 * doc/extend.texi (Named Address Spaces): Split into subsections.
2898 (AVR Named Address Spaces): New subsection.
2899 (M32C Named Address Spaces): New subsection.
2900 (RL78 Named Address Spaces): New subsection.
2901 (SPU Named Address Spaces): New subsection.
2902 (Variable Attributes): New anchor "AVR Variable Attributes".
2903 (AVR Variable Attributes): Rewrite and avoid wording
2904 "address space" in this context.
2905 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2906 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2907 (AVR Built-in Macros): New subsubsection therein.
2908 * doc/md.texi (AVR constraints): Remove "C04", "R".
2910 2012-01-20 Richard Guenther <rguenther@suse.de>
2912 PR tree-optimization/51903
2913 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2914 when removing stmts.
2916 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2919 * config/arm/arm.c (arm_load_pic_register): Use
2920 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2921 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2922 (arm_pic_static_addr): Likewise.
2923 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2924 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2925 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2926 (pic_load_addr_unified): New.
2928 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2931 * function.c (instantiate_virtual_regs_in_insn): Use
2932 delete_insn_and_edges when removing a wrong asm insn.
2934 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2936 PR rtl-optimization/40761
2937 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2938 Add new member loop_num.
2939 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2940 (ira_build): Remove the parameter.
2942 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2943 (ira.c): Do not build CFG loops for one region allocation. Remove
2944 argument from ira_build call.
2946 * ira-build.c (init_loop_tree_node): New function.
2947 (create_loop_tree_nodes): Use it. Separate the case when CFG
2948 loops are not built.
2949 (more_one_region_p): Check current_loops.
2950 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2952 (add_loop_to_tree): Process loop equal to NULL too.
2953 (form_loop_tree): Separate the case when CFG loops are not built.
2954 Use explicitly number for the root.
2955 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2957 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2958 instead of loop->num.
2959 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2960 (mark_all_loops_for_removal): Ditto.
2961 (remove_unnecessary_regions): Separate the case when CFG loops
2963 (ira_build): Remove the parameter. Use explicit number of regions
2964 when CFG loops are not built.
2966 * ira-color.c (print_loop_title): Separate the case for the root node.
2967 Use loop_num instead of loop->num.
2968 (move_spill_restore): Use loop_num instead of loop->num.
2970 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2971 (change_loop): Ditto.
2972 (change_loop): Use loop_num instead of loop->num.
2974 * ira-lives.c (process_bb_node_lives): Ditto.
2976 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2978 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2980 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2983 * tree-mudflap.c (mf_artificial): New function.
2984 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2985 mx_register_decls, mudflap_enqueue_decl): Use it.
2988 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2989 numbers in the insn pattern.
2991 2012-01-19 Michael Matz <matz@suse.de>
2993 PR tree-optimization/46590
2994 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2995 use it in remembering which conflicts we already created.
2996 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2999 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3002 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3003 (merge_and_complain): Same.
3005 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3008 * config/initfini-array.h: Guard content of the header
3009 with #ifdef HAVE_INITFINI_ARRAY.
3010 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3011 Add initfini-array.h to tm_file here.
3012 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3013 * config.gcc: Don't add initfini-array.h to tm_file here.
3014 * configure: Regenerated.
3016 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3018 PR rtl-optimization/51505
3019 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3020 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3021 (df_note_bb_compute): Update the call to df_kill_notes.
3023 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3025 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3027 2012-01-18 Richard Guenther <rguenther@suse.de>
3029 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3030 of conversions to void *.
3032 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3033 Richard Sandiford <rdsandiford@googlemail.com>
3037 * optabs.h (simplify_expand_binop): Declare.
3038 * optabs.c (simplify_expand_binop): Make global.
3039 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3040 endian targets if the source cannot be exactly covered by word
3043 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3046 * hard-reg-set.h (struct hard_reg_set_container): New type.
3047 * target.h (struct hard_reg_set_container): Forward declare.
3048 * target.def (set_up_by_prologue): New target hook.
3049 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3050 * doc/tm.texi: Regenerated.
3051 * function.c (thread_prologue_and_epilogue_insns): Change
3052 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3053 Call targetm.set_up_by_prologue on it.
3054 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3055 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3057 2012-01-17 Nick Clifton <nickc@redhat.com>
3059 * config/rx/rx.c (rx_can_use_simple_return): New function.
3060 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3061 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3063 2012-01-17 Richard Guenther <rguenther@suse.de>
3066 * expr.c (expand_assignment): Take address-space information
3067 from the address operand of MEM_REF and TARGET_MEM_REF.
3068 (expand_expr_real_1): Likewise.
3070 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3072 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3073 reload dump is requested.
3075 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3078 * trans-mem.c (requires_barrier): Call may_be_aliased.
3080 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3082 PR tree-optimization/51877
3083 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3084 call arguments and fndecls compare equal, instead return false if they
3085 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3086 both SSA_NAMEs that are valueized the same, or they satisfy
3089 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3091 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3093 * configure: Regenerate.
3095 2012-01-16 Jan Hubicka <jh@suse.cz>
3099 * convert.c (convert_to_integer): Use fold_convert for
3100 converting an INTEGER_CST to integer type.
3102 2012-01-16 Jason Merrill <jason@redhat.com>
3105 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3107 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3110 * config/s390/s390.c (s390_chunkify_start): Don't skip
3111 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3112 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3113 If insn is followed by NOTE_INSN_VAR_LOCATION or
3114 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3115 Don't use location of note insns.
3117 PR tree-optimization/51865
3118 * tree-inline.c (tree_function_versioning): Call remap_decl
3119 on DECL_RESULT whenever it has VOID_TYPE_P type.
3121 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3123 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3124 for calls to locally-binding MIPS16 functions if only the return
3125 type uses float regs.
3127 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3128 Richard Sandiford <rdsandiford@googlemail.com>
3130 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3131 (SYMBOL_32_HIGH): Likewise.
3132 (mips_output_tls_reloc_directive): Declare.
3133 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3134 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3135 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3136 (mips_lo_relocs, mips_hi_relocs): Make extern.
3137 (mips16_stub_function): Move up file.
3138 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3139 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3140 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3141 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3142 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3143 (mips_get_tp): Add MIPS16 support.
3144 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3145 Generalize DTPREL and TPREL handling.
3146 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3147 Add MIPS16 TLS support.
3148 (mips_output_tls_reloc_directive): New function.
3149 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3150 * config/mips/predicates.md (symbolic_operand_with_high)
3151 (tls_reloc_operand): New predicates.
3152 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3153 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3154 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3155 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3156 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3157 (*tls_get_tp_mips16_call_<mode>): Likewise.
3159 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3161 PR rtl-optimization/51821
3162 * recog.c (peep2_find_free_register): Determine clobbered registers
3165 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3168 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3169 * config/avr/avr.c: Likewise.
3170 * config/avr/avr.h: Likewise.
3172 2012-01-13 Ian Lance Taylor <iant@google.com>
3175 * tree.h (TYPE_QUALS): Add cast to int.
3176 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3178 2012-01-13 Ian Lance Taylor <iant@google.com>
3180 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3181 comparing param_index to VEC_length result.
3183 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3185 * c-decl.c: Do not include tree-mudflap.h
3186 * tree-optimize.c: Likewise.
3187 * Makefile.in: Update dependencies.
3189 2012-01-13 Richard Guenther <rguenther@suse.de>
3192 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3193 variable-sized result always use RSO.
3195 2012-01-12 DJ Delorie <dj@redhat.com>
3197 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3198 pointer type, not just the default pointer type.
3200 2012-01-09 Richard Henderson <rth@redhat.com>
3201 Denis Chertykov <chertykov@gmail.com>
3204 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3205 * config/avr/avr.c (avr_can_eliminate): Simplify.
3206 (avr_initial_elimination_offset): Likewise.
3207 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3208 (expand_epilogue): Likewise.
3209 (avr_legitimize_address): Gut.
3210 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3211 (avr_hard_regno_nregs): New.
3212 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3213 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3214 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3215 add soft frame pointer.
3216 (CALL_USED_REGISTERS): Likewise.
3217 (REG_CLASS_CONTENTS): Likewise.
3218 (REGISTER_NAMES): Likewise.
3219 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3220 (HARD_FRAME_POINTER_REGNUM): New.
3221 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3222 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3223 remove the HARD_FRAME_POINTER self-elimination.
3225 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3228 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3229 DECL_EXTERNAL when checking for initializers of progmem variables.
3231 2012-01-12 Ira Rosen <irar@il.ibm.com>
3233 PR tree-optimization/51799
3234 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3235 that the last operation is a type demotion.
3237 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3239 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3240 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3242 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3245 * combine.c (distribute_notes): If i3 is a noreturn call,
3246 allow old_size to be equal to args_size and make sure the
3247 noreturn call gets REG_ARGS_SIZE note.
3248 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3249 on noreturn calls even when the delta is 0.
3251 2012-01-11 Nathan Sidwell <nathan@acm.org>
3253 * gcov.c (STRING_SIZE): Remove.
3254 (generate_results): Erase annotations for source files with no
3255 coverage information.
3257 (output_lines): Use it.
3259 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3261 * gimple.h (gimplify_body): Remove first argument.
3262 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3263 pointer set here, instead just pass DATA to walk_tree.
3264 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3265 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3266 (unvisit_body): Likewise, but with unmark_visited.
3267 (gimplify_body): Remove BODY_P argument and adjust.
3268 (gimplify_function_tree): Adjust call to gimplify_body.
3269 * omp-low.c (finalize_task_copyfn): Likewise.
3271 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3273 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3274 (build_function_type_skip_args): Delete.
3275 * tree.c (build_function_type_skip_args): Make static and add
3276 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3277 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3278 pass it to build_function_type_skip_args.
3279 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3280 (tree_function_versioning): Likewise.
3281 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3282 build_function_decl_skip_args.
3283 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3284 and pass it to build_function_decl_skip_args/tree_function_versioning.
3285 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3286 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3287 * trans-mem.c (ipa_tm_create_version): Likewise.
3288 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3289 * tree-inline.c (declare_return_variable): Remove always-true test.
3290 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3291 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3292 * ipa-split.c (split_function): Skip the return value for the split
3293 part if it doesn't return.
3295 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3297 PR tree-optimization/49642
3298 * ipa-split.c (forbidden_dominators): New variable.
3299 (check_forbidden_calls): New function.
3300 (dominated_by_forbidden): Likewise.
3301 (consider_split): Check for forbidden dominators.
3302 (execute_split_functions): Initialize and free forbidden
3303 dominators info; call check_forbidden_calls.
3305 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3307 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3309 2012-01-11 Nick Clifton <nickc@redhat.com>
3311 * config/rx/rx.md (return): Define pattern.
3313 2012-01-11 Richard Guenther <rguenther@suse.de>
3315 * doc/extend.texi (malloc attribute): Adjust according to
3318 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3319 Patrick Marlier <patrick.marlier@gmail.com>
3322 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3323 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3324 (ipa_tm_note_irrevocable): Same.
3325 (ipa_tm_scan_irr_block): Same.
3326 (ipa_tm_decrement_clone_counts): Same.
3327 (ipa_tm_scan_irr_function): Same.
3328 (ipa_tm_create_version_alias): Same.
3329 (ipa_tm_create_version): Same.
3330 (ipa_tm_transform_calls_redirect): Same.
3331 (ipa_tm_transform_calls): Same.
3332 (ipa_tm_transform_transaction): Same.
3333 (ipa_tm_execute): Same.
3335 2012-01-10 Richard Guenther <rguenther@suse.de>
3338 * opts.c (common_handle_option): Handle -Werror.
3340 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3342 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3345 2012-01-10 Jason Merrill <jason@redhat.com>
3347 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3350 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3352 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3353 supports R_386_TLS_GD_PLT reloc.
3354 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3355 supports R_386_TLS_LDM_PLT reloc.
3356 * configure: Regenerate.
3357 * config.in: Regenerate.
3359 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3362 Extend __pgmx semantics to linearize memory.
3363 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3364 determine if code comes inline or from libgcc.
3365 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3366 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3367 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3368 (movmemx_qi, movmemx_hi): New insns.
3369 (xload_<mode>_libgcc): Rewrite to new insn condition.
3370 (xload_<mode>): Remove insns.
3371 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3372 cases that don't satisfy avr_xload_libgcc_p().
3373 (avr_addr_space_convert): Allow converting in any direction.
3374 (avr_addr_space_subset_p): Return always true.
3375 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3376 (avr_emit_movmemhi): Ditto.
3377 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3378 (avr_out_movmem): Ditto.
3379 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3380 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3381 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3382 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3383 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3385 2012-01-10 Richard Guenther <rguenther@suse.de>
3387 PR tree-optimization/50913
3388 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3389 Require data-refs to be representable by Graphite with respect
3392 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3394 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3395 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3397 2012-01-10 Tom de Vries <tom@codesourcery.com>
3399 PR rtl-optimization/51271
3400 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3401 handling annulled branch.
3403 2012-01-10 Richard Henderson <rth@redhat.com>
3405 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3406 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3407 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3408 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3409 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3410 arm_expand_vec_perm_const): New.
3411 * config/arm/arm-protos.h: Update.
3412 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3413 (*neon_vswp<VDQX>): New.
3414 (neon_vcombine<VDX>): Use neon_split_vcombine.
3415 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3416 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3417 (vec_perm<VE>): New.
3419 2012-01-10 Richard Henderson <rth@redhat.com>
3421 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3422 use it if reload_completed.
3423 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3424 arm_output_asm_insn, arm_process_output_memory_barrier,
3425 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3426 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3427 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3428 arm_process_output_sync_insn, arm_output_sync_insn,
3429 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3430 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3431 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3432 (emit_unlikely_jump): New.
3433 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3434 (arm_split_atomic_op): New.
3435 * config/arm/arm-protos.h: Update.
3436 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3437 (struct arm_sync_generator): Remove.
3438 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3439 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3440 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3441 (VUNSPEC_LL, VUNSPEC_SC): New.
3442 (sync_result, sync_memory, sync_required_value, sync_new_value,
3443 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3444 (attr length): Don't use arm_sync_loop_insns.
3445 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3446 (movsfcc, movdfcc): Likewise.
3447 * config/arm/constraints.md (Ua): New.
3448 * config/arm/prediates.md (mem_noofs_operand): New.
3449 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3450 (sync_clobber, sync_t2_reqd): Remove.
3451 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3452 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3453 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3454 (arm_sync_compare_and_swap<SIDI>): Remove.
3455 (arm_sync_compare_and_swap<NARROW>): Remove.
3456 (arm_sync_lock_test_and_set<SIDI>): Remove.
3457 (arm_sync_lock_test_and_set<NARROW>): Remove.
3458 (arm_sync_new_<syncop><SIDI>): Remove.
3459 (arm_sync_new_<syncop><NARROW>): Remove.
3460 (arm_sync_new_nand<SIDI>): Remove.
3461 (arm_sync_new_nand<NARROW>): Remove.
3462 (arm_sync_old_<syncop><SIDI>): Remove.
3463 (arm_sync_old_<syncop><NARROW>): Remove.
3464 (arm_sync_old_nand<SIDI>): Remove.
3465 (arm_sync_old_nand<NARROW>): Remove.
3466 (*memory_barrier): Merge arm_output_memory_barrier.
3467 (atomic_compare_and_swap<QHSD>): New.
3468 (atomic_compare_and_swap<NARROW>_1): New.
3469 (atomic_compare_and_swap<SIDI>_1): New.
3470 (atomic_exchange<QHSD>): New.
3471 (cas_cmp_operand, cas_cmp_str): New.
3472 (atomic_op_operand, atomic_op_str): New.
3473 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3474 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3475 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3476 (arm_load_exclusive<NARROW>): New.
3477 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3478 (arm_store_exclusive<QHSD>): New.
3480 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3482 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3483 reload patterns if -mvsx-scalar-memory.
3485 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3486 generated, even -mno-vsx-scalar-double was used.
3487 (vsx_xscvdpsp_scalar): Likewise.
3488 (vsx_xscvspdp_scalar2): Likewise.
3490 2012-01-09 Tom de Vries <tom@codesourcery.com>
3491 Andrew Pinski <apinski@cavium.com>
3494 * reorg.c (fill_slots_from_thread): Don't speculate
3495 frame-related insns.
3497 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3499 * sched-int.h (bb_note): Move to...
3500 * basic-block.h: ...here.
3501 * haifa-sched.c (bb_note): Move to...
3502 * cfgrtl.c: ...here.
3503 * function.c (next_block_for_reg): New function.
3504 (move_insn_for_shrink_wrap): Likewise.
3505 (prepare_shrink_wrap): Rewrite to use the above.
3507 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3509 * gimple.c (is_gimple_non_addressable): Remove.
3510 * gimple.h: Remove is_gimple_non_addressable.
3511 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3512 is_gimple_non_addressable.
3513 * trans-mem.c (expand_assign_tm): Same.
3515 2012-01-09 Richard Guenther <rguenther@suse.de>
3517 PR tree-optimization/51775
3518 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3519 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3521 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3523 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3525 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3527 2012-01-09 Richard Guenther <rguenther@suse.de>
3529 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3531 2012-01-08 Jan Hubicka <jh@suse.cz>
3533 PR tree-optimize/51680
3534 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3535 on when known_vals needs to be computed; cleanup.
3537 2012-01-08 Jan Hubicka <jh@suse.cz>
3539 PR tree-optimize/51694
3540 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3542 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3544 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3545 for -std=c++98 and -std=c++11 too.
3547 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3549 * cfgloop.c (cancel_loop): Add free() of bbs array.
3551 2012-01-07 Jan Hubicka <jh@suse.cz>
3553 PR tree-optimization/51600
3554 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3555 that benefits small functions.
3557 2012-01-07 Jan Hubicka <jh@suse.cz>
3559 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3561 2012-01-07 Jan Hubicka <jh@suse.cz>
3563 PR tree-optimization/51680
3564 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3565 whose inlining reduce unit size.
3567 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3570 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3571 Add canonical node to containing_mem chain after the non-canonical
3572 one, even if there weren't any locs to propagate.
3573 (remove_useless_values): Keep only canonical values.
3574 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3575 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3576 canonicalize mem_chain elements that are not discarded.
3578 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3581 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3582 before emitting functions.
3584 PR gcov-profile/50127
3585 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3586 clear_aux_for_blocks.
3588 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3591 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3593 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3595 * c-decl.c (ext_block): Moved up.
3596 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3598 2012-01-06 Han Shen <shenhan@google.com>
3600 Translate built-in include paths for sysroot.
3601 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3602 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3604 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3605 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3607 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3608 control whether sysroot should be prepended to gxx include dir.
3610 * configure: Regenerate.
3612 2012-01-06 Torvald Riegel <triegel@redhat.com>
3614 PR rtl-optimization/51771
3615 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3616 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3618 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3620 PR tree-optimization/51315
3621 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3622 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3624 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3627 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3628 for shrp pattern. Correctly handle and fixup shift variable.
3629 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3631 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3634 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3635 note when !ACCUMULATE_OUTGOING_ARGS.
3637 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3639 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3641 (extract_range_from_unary_expr_1): Avoid useless computations.
3643 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3645 PR rtl-optimization/51767
3646 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3647 of jump_block and add an extra edge for degenerated asm gotos.
3650 * stmt.c (check_unique_operand_names): Don't ICE during error
3651 reporting if i is from labels chain.
3654 * profile.c (branch_prob): Split bbs that have exit edge
3655 and need a fake entry edge too.
3657 2012-01-05 Jan Hubicka <jh@suse.cz>
3660 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3663 2012-01-05 Richard Guenther <rguenther@suse.de>
3666 * tree-streamer-out.c (write_ts_optimization): New function.
3667 (streamer_write_tree_body): Call it.
3668 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3669 (streamer_read_tree_body): Call it.
3670 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3672 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3675 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3676 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3677 in_cleanup_point_expr before gimplify_stmt call and restore it
3679 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3680 in_cleanup_point_expr is false.
3682 2012-01-05 Richard Guenther <rguenther@suse.de>
3685 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3687 * toplev.c (process_options): Reject combining mudflap and LTO.
3688 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3690 2012-01-05 Richard Guenther <rguenther@suse.de>
3692 PR tree-optimization/51760
3693 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3695 (bit_value_unop): Handle UNDEFINED operands.
3696 (bit_value_binop): Likewise.
3698 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3700 * config/avr/avr.c (avr_replace_prefix): Remove.
3701 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3702 (avr_asm_function_rodata_section): Ditto.
3703 (avr_asm_select_section): Ditto.
3705 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3707 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3710 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3713 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3714 calls that have any non-fake successor edges.
3717 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3719 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3721 PR tree-optimization/51624
3722 * tree-sra.c (build_ref_for_model): When replicating a chain of
3723 COMPONENT_REFs, stop as soon as the offset would become negative.
3725 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3728 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3729 in .debug_loc on the floor.
3731 2012-01-04 Andrew Pinski <apinski@cavium.com>
3733 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3735 2012-01-04 Andrew Pinski <apinski@cavium.com>
3736 Adam Nemet <anemet@caviumnetworks.com>
3738 * config/mips/mips.md (size): Add SI and DI.
3739 (SIZE): New mode attribute.
3740 (U): New code attribute.
3741 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3742 (mips_lbux_<mode>): Delete.
3743 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3744 (mips_lhx): Use gen_mips_lhx_extsi.
3745 (mips_lhx_<mode>): Delete.
3747 (mips_l<size>x): New expand.
3748 (mips_lwx_<mode>): Delete.
3749 (mips_l<GPR:size>x_<P:mode>): New pattern.
3750 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3751 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3752 * config/mips/mips.c (mips_lx_address_p): New function.
3753 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3754 (dsp64): New availability predicate.
3755 (mips_builtins): Add an entry for __builtin_mips_ldx.
3756 * config/mips/mips.h (ISA_HAS_LBX): New define.
3757 (ISA_HAS_LBUX): Likewise.
3758 (ISA_HAS_LHX): Likewise.
3759 (ISA_HAS_LHUX): Likewise.
3760 (ISA_HAS_LWX): Likewise.
3761 (ISA_HAS_LWUX): Likewise.
3762 (ISA_HAS_LDX): Likewise.
3763 * doc/extend.texi (__builtin_mips_ldx): Document.
3765 2012-01-04 Tristan Gingold <gingold@adacore.com>
3767 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3768 when long pointers are used.
3769 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3770 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3771 (ia64-hp-*vms*): Remove.
3772 * config/vms/xm-vms64.h: Delete.
3774 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3777 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3779 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3781 * opts.c (finish_options): Remove duplicate sorry.
3783 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3786 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3789 2012-01-04 Richard Guenther <rguenther@suse.de>
3792 * tree.c (size_low_cst): New function.
3793 * tree.h (size_low_cst): Declare.
3794 * fold-const.c (fold_comparison): Use it to extract the low
3795 part of the POINTER_PLUS_EXPR offset.
3797 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3799 Fix clearing ZERO_REG
3800 * config/avr/avr.md (cc): Add alternative "ldi".
3801 (movqi_insn): Use it in cc attribute.
3802 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3803 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3804 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3806 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3808 * configure: Regenerate.
3810 2012-01-04 Richard Guenther <rguenther@suse.de>
3812 PR tree-optimization/49651
3813 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3814 (var_can_have_subvars): Use it.
3815 (get_constraint_for_1): Only consider subfields if there can be any.
3817 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3820 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3821 to its new canonical_cselib_val and the cselib_val was in
3822 first_containing_mem chain, but the canonical_cselib_val was not,
3823 add the latter into the chain.
3824 (cselib_invalidate_mem): Compare canonical_cselib_val of
3825 addr_list chain elt with v.
3828 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3829 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3831 (output_macinfo_op): Don't ggc_strdup fd->filename.
3832 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3833 then ggc_strdup it. Don't free inc->info or cur->info.
3834 (output_macinfo): Don't free ref->info or file->info.
3836 2012-01-03 Ira Rosen <irar@il.ibm.com>
3838 PR tree-optimization/51269
3839 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3840 first_niters a pointer.
3841 (slpeel_tree_peel_loop_to_edge): Likewise.
3842 (vect_do_peeling_for_loop_bound): Update call to
3843 slpeel_tree_peel_loop_to_edge.
3844 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3845 here. Remove it from the parameters list.
3846 (vect_do_peeling_for_alignment): Update calls and compute
3849 2012-01-03 Richard Guenther <rguenther@suse.de>
3851 PR tree-optimization/51070
3852 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3853 Properly handle calls.
3855 2012-01-03 Richard Guenther <rguenther@suse.de>
3857 PR tree-optimization/51692
3858 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3859 the LHS of allocation stmts.
3861 2012-01-03 Olivier Hainque <hainque@adacore.com>
3863 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3865 2012-01-03 Olivier Hainque <hainque@adacore.com>
3867 * collect2.c (main): In AIX specific computations for vector
3868 insertions, use CONST_CAST2 to cast from char ** to const char **.
3870 2012-01-03 Richard Guenther <rguenther@suse.de>
3873 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3874 the context of a limbo DIE when it does not already exist.
3876 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3878 PR tree-optimization/51719
3879 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3880 but direct call is, clear direct call's lhs and don't add fallthrough
3881 edge from dcall_bb to join_bb and PHIs.
3883 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3885 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3886 the instructions emitted by the pattern.
3887 ("*TDC_insn_<mode>"): Add comment.
3889 2012-01-03 Richard Guenther <rguenther@suse.de>
3892 * fold-const.c (fold_comparison): Properly canonicalize
3893 tree offset and HOST_WIDE_INT bit position.
3895 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3897 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3898 operands for extzv pattern.
3900 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3903 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3906 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3908 * doc/invoke.texi (-flto and related options): Copy-edit.
3910 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3912 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3914 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3916 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3919 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3921 * expr.h (move_by_pieces_ninsns): Declare.
3922 * expr.c (move_by_pieces_ninsns): Make external.
3923 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3924 (mips_store_by_pieces_p): Likewise.
3925 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3926 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3927 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3928 (mips_store_by_pieces_p): Likewise.
3930 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3932 * passes.c (register_one_dump_file): Free full_name.
3934 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3935 (calculate_elim_costs_all_insns): Free offsets_at and
3936 offsets_known_at at the end and clear the pointers.
3938 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3940 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3941 this option introduced in r180739.
3943 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3946 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3947 (tmake_file target=avr): Add avr/t-multilib.
3949 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3950 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3951 * config/avr/genmultilib.awk: New file.
3952 * config/avr/t-multilib: New auto-generated file.
3953 * config/avr/multilib.h: New auto-generated file.
3954 * config/avr/t-avr (AVR_MCUS): New variable.
3955 (genopt.sh): Use it.
3956 (s-mlib): Depend on t-multilib.
3957 (t-multilib, multilib.h): New dependencies.
3958 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3959 (MULTILIB_OPTIONS): Remove.
3960 (MULTILIB_MATCHES): Remove.
3961 (MULTILIB_DIRNAMES): Remove.
3962 (MULTILIB_EXCEPTIONS): Remove:
3963 * config/avr/genopt.sh: Don't use hard coded file name;
3964 pass AVR_MCUS from t-avr instead.
3966 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3968 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3970 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3972 Implement light-weight DImode support.
3973 * config/avr/avr-dimode.md: New file.
3974 * config/avr/avr.md: Include it.
3975 (adjust_len): Add plus64, compare64.
3976 (HIDI): Remove code iterator.
3977 (code_stdname): New code attribute.
3978 (rotx, rotsmode): Remove DI.
3979 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3981 * config/avr/avr-protos.h (avr_have_dimode): New.
3982 (avr_out_plus64, avr_out_compare64): New.
3983 * config/avr/avr.c (avr_out_compare): Handle DImode.
3984 (avr_have_dimode): New variable definition and initialization.
3985 (avr_out_compare64, avr_out_plus64): New functions.
3986 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3987 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3988 (avr_compare_pattern): Skip DImode comparisons.
3990 2012-01-02 Revital Eres <revital.eres@linaro.org>
3992 * ddg.c (def_has_ccmode_p): New function.
3993 (add_cross_iteration_register_deps,
3994 create_ddg_dep_from_intra_loop_link): Call it.
3996 2012-01-02 Richard Guenther <rguenther@suse.de>
3999 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4001 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4003 * gcc.c (process_command): Update copyright notice dates.
4004 * gcov.c (print_version): Likewise.
4005 * gcov-dump.c (print_version): Likewise.
4006 * mips-tfile.c (main): Likewise.
4007 * mips-tdump.c (main): Likewise.
4009 2012-01-01 Ira Rosen <irar@il.ibm.com>
4011 PR tree-optimization/51704
4012 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4013 a use is inside the basic block or loop before accessing its vect info.
4015 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4017 PR rtl-optimization/51069
4018 * cfgloopmanip.c (remove_path): Removing path making irreducible
4019 region unconditional makes BB part of the region.
4021 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4023 PR tree-optimization/51683
4024 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4025 calls with side-effects.
4026 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4028 Copyright (C) 2012 Free Software Foundation, Inc.
4030 Copying and distribution of this file, with or without modification,
4031 are permitted in any medium without royalty provided the copyright
4032 notice and this notice are preserved.