1 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4 crossing 128bit lane boundary.
6 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
8 Backported from mainline
9 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
12 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
14 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
15 * config/i386/i386.c: Include reload.h.
16 (ix86_legitimize_reload_address): New function.
18 2012-03-28 Martin Jambor <mjambor@suse.cz>
20 Backported from mainline
21 2012-03-27 Martin Jambor <mjambor@suse.cz>
24 * tree-sra.c (sra_modify_assign): Do not call
25 load_assign_lhs_subreplacements when working with an unscalarizable
28 2012-03-28 Jakub Jelinek <jakub@redhat.com>
31 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
32 __builtin_va_start to __builtin_next_arg if the latter is
33 builtin_decl_explicit_p rather than when it is not.
36 * tree-vect-generic.c (vector_element): Perform multiplication
37 for pos in bitsizetype type instead of idx type.
39 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
41 Backport from 2012-03-28 mainline r185910.
44 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
45 (avr_builtin_decl): New static function.
46 (struct avr_builtin_description, avr_bdesc): Move up.
47 Add GTY marker. Add field fndecl. Remove redundant field id.
48 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
49 (avr_expand_builtin): Code cleanup because .id is removed.
51 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
54 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
57 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
59 Backport from 2012-03-28 mainline r185907.
62 * config.gcc (tm_file): Remove avr/multilib.h.
64 * doc/invoke.texi (AVR Options): Adjust
65 documentation of -mtiny-stack.
67 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
68 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
69 * config/avr/t-avr: Remove generation of multilib.h.
70 * config/avr/t-multilib: Regenerate.
71 * config/avr/multilib.h: Remove.
72 * config/avr/avr.opt (-msp8): New option.
73 (avr_sp8): New variable.
74 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
75 * config/avr/avr.h (AVR_HAVE_SPH): New define.
76 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
77 (avr_device_to_sp8): New prototype.
78 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
79 (DRIVER_SELF_SPECS): New define.
80 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
81 __AVR_SP8__, __AVR_HAVE_SPH__.
82 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
83 AVR_HAVE_8BIT_SP to decide if SP_H is present.
84 (avr_file_start): Ditto.
86 2012-03-28 Jakub Jelinek <jakub@redhat.com>
89 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
90 instead of 8 in adjust_address.
92 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
94 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
95 of a unit before computing the offset in units.
97 2012-03-27 Richard Guenther <rguenther@suse.de>
100 * fold-const.c (try_move_mult_to_index): Handle &x.array more
103 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
106 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
108 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
111 * varasm.c: Include pointer-set.h.
112 (pending_assemble_externals_set): New pointer set.
113 (process_pending_assemble_externals): Destroy the pointer set.
114 (assemble_external): See if decl is in pending_assemble_externals_set,
115 and add it to pending_assemble_externals if necessary.
116 (init_varasm_once): Allocate pending_assemble_externals_set.
118 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
120 Backported from mainline
121 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
124 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
125 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
126 (vector_ltgt<mode>): Likewise.
127 (vector_ordered<mode>): Likewise.
128 (vector_unordered<mode>): Likewise.
129 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
131 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
133 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
136 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
138 Backported from mainline
139 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
143 * config/sh/sh.c (sh_register_move_cost): Increase cost between
144 GENERAL_REGS and FP_REGS for SImode.
146 2012-03-22 Jakub Jelinek <jakub@redhat.com>
149 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
150 on any new_local_var_chain vars declared during recursing on
151 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
153 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
155 Backport from 2012-03-22 mainline r185692.
158 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
159 (unspecv): Add UNSPECV_MEMORY_BARRIER.
160 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
161 (delay_cycles_1, delay_cycles_2): Ditto.
162 (delay_cycles_3, delay_cycles_4): Ditto.
163 (nopv, *nopv): Ditto.
164 (sleep, *sleep): Ditto.
167 Backport from 2012-03-21 mainline r185605.
169 PR rtl-optimization/52543
171 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
172 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
173 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
174 (avr_load_libgcc_p): Restrict to __flash loads.
175 (avr_out_lpm): Only handle 1-byte loads from __flash.
176 (avr_load_lpm): New function.
177 (avr_find_unused_d_reg): Remove.
178 (avr_out_lpm_no_lpmx): Remove.
179 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
180 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
181 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
182 (load_<mode>, load_<mode>_clobber): New insns.
183 (mov<mode>): For multi-byte move from non-generic
184 16-bit address spaces: Expand to load_<mode> resp.
186 (load<mode>_libgcc): Remove expander.
187 (split-lpmx): Remove split.
189 Backport from 2012-03-13 mainline r185329.
192 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
193 offset (size) to a value the insns can deal with.
194 (expand_epilogue): Ditto.
196 Backport from 2012-03-12 mainline r185256.
199 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
200 type from reg_class_t to enum reg_class.
201 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
203 Backport from 2012-03-12 mainline r185253.
206 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
207 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
208 r184615 from 2012-02-28.
210 Backport from 2012-03-08 mainline r185105.
212 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
213 for constants in [-63,63].
215 Backport from 2012-03-08 mainline r185100.
218 * config/avr/avr.c (avr_mem_clobber): New static function.
219 (avr_expand_delay_cycles): Add memory clobber operand to
220 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
221 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
222 (enable_interrupt, disable_interrupt): New expander.
223 (nopv, sleep, wdr): New expanders.
224 (delay_cycles_1): Add memory clobber.
225 (delay_cycles_2): Add memory clobber.
226 (delay_cycles_3): Add memory clobber.
227 (delay_cycles_4): Add memory clobber.
228 (cli_sei): New insn from former "enable_interrupt",
229 "disable_interrupt" with memory clobber.
230 (*wdt): New insn from former "wdt" with memory clobber.
231 (*nopv): Similar, but for "nopv".
232 (*sleep): Similar, but for "sleep".
234 Backport from 2012-03-07 mainline r185043.
237 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
239 Backport from 2012-03-07 mainline r185032.
242 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
243 to: RAMPZ, RAMPY, RAMPX, RAMPD.
244 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
246 Backport from 2012-03-07 mainline r185031.
249 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
251 * config/avr/avr.md (xload_8): Adjust insn length.
253 Backport from 2012-03-07 mainline r185030.
256 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
257 if RAMPZ affects reading from RAM.
259 Backport from 2012-03-05 mainline r184919.
261 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
263 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
265 Backport from mainline r185259.
268 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
269 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
271 2012-03-22 Jakub Jelinek <jakub@redhat.com>
273 Backported from mainline
274 2012-03-13 Jakub Jelinek <jakub@redhat.com>
277 * c-parser.c (c_parser_postfix_expression)
278 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
280 * config/i386/smmintrin.h: Avoid /* within a comment.
281 * config/i386/nmmintrin.h: Likewise.
283 2012-03-22 Richard Guenther <rguenther@suse.de>
285 * BASE-VER: Set to 4.7.1.
286 * DEV-PHASE: Set to prerelease.
288 2012-03-22 Release Manager
290 * GCC 4.7.0 released.
292 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
294 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
296 2012-03-15 Jakub Jelinek <jakub@redhat.com>
297 Andrew Pinski <apinski@cavium.com>
300 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
301 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
302 calls instead of __builtin_ir{int,ound}*.
304 2012-03-14 Jakub Jelinek <jakub@redhat.com>
307 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
310 2012-03-13 Joseph Myers <joseph@codesourcery.com>
312 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
313 Refer to GCC 4.7 version of c99status.html.
315 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
317 Backport from mainline
318 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
320 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
321 redefine to be NULL if the current bit-size is different from the
324 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
325 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
326 set the default tuning. Add asserts to make sure the cpu and tune
327 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
328 test whether the index is set, instead of > 0.
329 (rs6000_file_start): Do not reset the default cpu if the current
330 bit-size is different from the configured bit-size.
332 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
334 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
336 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
337 Update binutils references.
338 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
339 Update binutils reference.
340 Update Sun as/GNU ld caveat.
341 Document binutils largefile requirement for LTO plugin.
342 Remove reference to alternate libpthread.
344 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
346 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
348 (Specific, mips-sgi-irix6): Likewise.
350 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
352 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
353 * configure: Regenerate.
355 2012-03-07 Richard Henderson <rth@redhat.com>
357 * config/m68k/m68k.h (ISA_HAS_TAS): New.
358 * config/m68k/sync.md (atomic_test_and_set): Use it.
359 (atomic_test_and_set_1): Likewise.
361 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
364 * Makefile.in: Let install-gcc-ar depend on installdirs,
365 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
366 Don't double canonicalize if cross-compiling.
368 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
370 * trans-mem.c: New typedef for tm_region_p.
371 Define vector types for tm_region_p.
372 (tm_region_init): Replace region_worklist to a vector called
375 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
378 * trans-mem.c (tm_region_init): Use last_basic_block.
380 2012-03-05 Richard Henderson <rth@redhat.com>
383 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
384 * omp-low.c (expand_omp_atomic): Assume anything aligned to
385 BIGGEST_ALIGNMENT is aligned.
387 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
389 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
391 2012-03-05 Richard Henderson <rth@redhat.com>
394 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
395 instead of calling negqi2 directly.
397 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
399 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
400 (INTMAX_TYPE): Use it.
401 (UINTMAX_TYPE): Likewise.
402 (SUBTARGET_OVERRIDE_OPTIONS): Define.
403 (irix6_c_common_override_options): Declare.
404 (C_COMMON_OVERRIDE_OPTIONS): Define.
405 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
406 * config/mips/irix6-c.c: New file.
407 * config/mips/t-irix6 (irix6-c.o): New target.
408 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
411 2012-03-02 Richard Henderson <rth@redhat.com>
413 * optabs.c (expand_atomic_test_and_set): Honor
414 atomic_test_and_set_trueval even when atomic_test_and_set
417 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
419 Backport from mainline
420 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
422 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
424 2012-03-02 Richard Guenther <rguenther@suse.de>
426 * DEV-PHASE: Set to prerelease.
428 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
430 * config.gcc (obsolete): Add all ARM targets using the FPA.
431 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
432 * doc/install.texi: Avoid references to obsolete ARM ports.
434 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
436 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
438 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
439 Joern Rennecke <joern.rennecke@embecosm.com>
441 * doc/extend.texi: Expand and update information on interrupt
442 attribute for Epiphany.
444 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
446 * config/sh/sh-protos.h: Update copyright notice dates.
447 * config/sh/sh.h: Likewise.
448 * config/sh/sh.md: Likewise.
449 * config/sh/constraints.md: Likewise.
450 * config/sh/predicates.md: Likewise.
452 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
454 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
455 * config/sh/sh.c (tertiary_reload_operand): Likewise.
457 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
459 * config/sh/constraints.md: Fix comment typo.
461 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
464 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
465 unsigned HOST_WIDE_INT.
466 (zvdep_imm64): Likewise.
467 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
468 (vdepi_and): Likewise.
469 Likewise for unamed 64-bit patterns.
470 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
472 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
475 PR rtl-optimization/52417
476 * cselib.c (cselib_any_perm_equivs): New variable.
477 (cselib_reset_table): Check that it's not set when not
478 preserving constants.
479 (cselib_add_permanent_equiv): Set it.
480 (cselib_have_permanent_equivalences): New.
481 (cselib_init, cselib_finish): Reset it.
482 * cselib.h (cselib_have_permanent_equivalences): Declare.
483 * alias.c (get_addr): Restore earlier behavior when there
484 aren't permanent equivalences.
486 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
488 * config/mn10300/mn10300-modes.def: Fix copyright notice.
489 * config/v850/v850-modes.def: Fix copyright notice.
491 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
493 * doc/extend.texi (AVR Built-in Functions): Document
494 __builtin_avr_flash_segment.
496 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
497 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
498 (*split.flash_segment): New insn-and-split.
499 * config/avr/avr.c (avr_init_builtins): Add local variables:
500 const_memx_void_node, const_memx_ptr_type_node,
501 char_ftype_const_memx_ptr.
503 2012-03-01 Jakub Jelinek <jakub@redhat.com>
505 PR tree-optimization/52445
506 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
507 add ssa_name_ver, offset and size fields and change store field
509 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
510 (add_or_mark_expr): Likewise. Only consider previous stores
511 with the same size and offset.
512 (nt_init_block): Only look at gimple_assign_single_p stmts,
513 doesn't look at rhs2.
515 2012-03-01 Richard Guenther <rguenther@suse.de>
518 * tree-cfg.c (verify_gimple_assign_unary): Allow any
519 conversions from integral types to pointer types.
521 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
523 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
524 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
525 unintentionally removed in r184616.
527 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
529 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
532 2012-02-29 Jakub Jelinek <jakub@redhat.com>
533 Uros Bizjak <ubizjak@gmail.com>
536 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
537 alternatives, add "e" constraint to the new last alternative
538 and ! to last 3 alternatives.
540 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
542 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
543 DW_AT_artificial attributes at the end of the processing.
544 (gen_array_type_die): Likewise.
545 (gen_enumeration_type_die): Likewise.
546 (gen_struct_or_union_type_die): Likewise.
547 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
550 2012-02-29 Jakub Jelinek <jakub@redhat.com>
553 * expr.c (expand_assignment): If doing misaligned store that doesn't
554 cover all mode bits, perform a RMW cycle.
556 PR tree-optimization/52429
557 * tree-parloops.c (separate_decls_in_region_debug): Return early
558 if var is LABEL_DECL.
560 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
562 PR tree-optimization/52424
563 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
564 calling dom_thread_across_edge.
566 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
568 * config/avr/avr.c: Move definition of TARGET macros to end of file.
570 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
572 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
573 * config/avr/avr.c (avr_output_bld): Remove unused function.
574 (avr_out_sbxx_branch): Use "%T" to print bit position.
576 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
578 * config/avr/avr.md: Untabify.
580 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
582 * config/avr/avr.md (eqne): New code iterator.
583 (*dec-and-branchsi): Use it in text peephole's condition.
584 (*dec-and-branchhi): Ditto.
585 (*dec-and-branchqi): Ditto.
587 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
590 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
591 the device does not have the skip-bug.
593 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
595 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
596 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
597 -mpretend-cmove): New.
599 2012-02-29 Jakub Jelinek <jakub@redhat.com>
602 * df.h (struct df_d): Adjust comment that hard_regs_live_count
603 doesn't count DEBUG_INSN refs.
604 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
607 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
611 2012-02-20 Richard Guenther <rguenther@suse.de>
612 PR tree-optimization/52298
613 * tree-vect-stmts.c (vectorizable_load): Properly use
614 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
617 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
620 * gimple.h (gimple_in_transaction): New.
621 (gimple_set_in_transaction): New.
622 (struct gimple_statement_base): Add in_transaction field.
623 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
625 (tree_ssa_lim_initialize): Compute transaction bits.
626 * tree.h (compute_transaction_bits): Protoize.
627 * trans-mem.c (tm_region_init): Use the heap to store BB
629 (compute_transaction_bits): New.
631 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
633 * gcc.c (display_help): Document --help=common and sort entries
636 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
638 * doc/install.texi: Document check-$LANG specific shortcuts
640 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
643 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
645 * config/arm/arm_neon.h: Regenerate.
646 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
647 (neon_vcgeu): New insn.
648 (neon_vcgtu): Likewise.
649 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
650 (ops): Unsigned comparison intrinsics call a different
653 2012-02-28 Richard Guenther <rguenther@suse.de>
656 * config/i386/i386.c (ix86_expand_vector_set): Fix element
657 ordering for the VEC_CONCAT for two element vectors for
658 V2SFmode, V2SImode and V2DImode.
660 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
663 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
664 detecting big-endian triplets.
666 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
668 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
669 mode if there is no type information available.
671 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
673 PR tree-optimization/53207
674 * doc/invoke.texi: Document as experimental and relying on graphite.
676 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
678 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
679 of initializer to changes from r184614.
681 2012-02-28 Richard Guenther <rguenther@suse.de>
683 PR tree-optimization/52395
684 * tree-sra.c (build_ref_for_offset): Also look at the base
685 TYPE_ALIGN when figuring out the alignment of the replacement.
687 2012-02-28 Richard Guenther <rguenther@suse.de>
689 PR tree-optimization/52402
690 * ipa-prop.c (ipa_modify_call_arguments): Properly use
691 mis-aligned types when creating the accesses at the call site.
693 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
695 * config/avr/builtins.def: New file.
696 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
697 * config/avr/avr.c (enum avr_builtin_id): Use it.
698 (avr_init_builtins): Use it. And use avr_bdesc.
699 (bdesc_1arg): Remove.
700 (bdesc_2arg): Remove.
701 (bdesc_3arg): Remove.
702 (struct avr_builtin_description): Add field n_args.
703 (avr_bdesc): New static variable using builtins.def.
704 (avr_expand_builtin): Use it.
705 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
706 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
707 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
709 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
712 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
713 match only one single hard register with respective hard reg rtx.
714 (movmemx_<mode>): Ditto.
715 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
716 insn anatomy of movmem[x]_<mode>.
717 (avr_out_movmem): Same for printing assembler and operand usage.
719 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
723 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
724 address spaces located outside of device flash.
726 * config/avr/avr.h (base_arch_s): Remove field n_segments.
727 (mcu_type_s): Add field n_flash.
728 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
729 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
730 (AVR_MCU): Add N_FLASH argument.
731 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
732 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
733 macro __FLASH<n> if that address space makes sense for the device.
734 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
735 outside of target flash.
736 (avr_asm_named_section): Ditto.
737 (avr_asm_select_section): Ditto.
738 (avr_addr_space_convert): Ditto.
739 (avr_emit_movmemhi): Ditto.
740 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
741 address space is outside of device flash.
742 (avr_insert_attributes): Ditto.
743 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
744 avr_current_arch->n_segments.
746 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
749 * config/i386/i386.md (*movabs<mode>_1): Enable only for
751 (*movabs<mode>_2): Likewise.
753 2012-02-27 Jakub Jelinek <jakub@redhat.com>
756 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
757 s_register_operand in the test instead of REG_P. Don't call
758 gen_reg_rtx if it won't be used.
760 PR tree-optimization/52376
761 * ipa-split.c (split_function): Ignore CLOBBER stmts.
763 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
765 * ifcvt.c (noce_get_condition): Check condition variable is not
766 small_register_classes_for_mode_p before accepting.
768 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
770 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
772 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
775 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
776 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
778 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
780 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
782 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
784 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
786 * config/sh/predicates.md: Remove blank lines.
787 * config/sh/sh.c: Fix typos in comments.
788 * config/sh/constraints.md: Likewise.
789 * config/sh/sh.md: Remove blank lines.
790 Fix typos in comments. Use ;; as comment characters.
792 2012-02-26 Walter Lee <walt@tilera.com>
794 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
795 (replace_mov_pcrel_step2): Ditto.
797 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
800 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
801 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
802 and locs that reference values newer than the non-canonical value
803 at hand. Return the canonical value as a worst case.
804 (memrefs_conflict_p): Walk canonical value's locs.
807 * cselib.c (preserve_only_constants): Rename to...
808 (preserve_constants_and_equivs): ... this. Split out...
809 (invariant_or_equiv_p): ... this. Preserve plus expressions
810 of other preserved expressions too.
811 (cselib_reset_table): Adjust.
812 * var-tracking.c (reverse_op): Use canonical value to build
815 2012-02-23 Kai Tietz <ktietz@redhat.com>
817 * config/i386/i386.c (ix86_delegitimize_address): Handle
818 UNSPEC_PCREL plus displacement.
820 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
823 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
824 to test for unusedness in st X addressing.
826 2012-02-24 Richard Guenther <rguenther@suse.de>
829 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
830 (is_gimple_reg_type): Move inline ...
831 * gimple.h (is_gimple_reg_type): ... here.
833 2012-02-24 Richard Guenther <rguenther@suse.de>
836 * passes.c (execute_function_todo): When verifying SSA form
837 verify gimple form first.
838 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
840 2012-02-24 Richard Guenther <rguenther@suse.de>
843 * fold-const.c (fold_addr_of_array_ref_difference): New function.
844 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
846 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
848 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
850 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
852 * tree-phinodes.c (make_phi_node): Mark static.
853 * tree-flow.h (make_phi_node): Remove extern decl.
854 * doc/gimple.texi (make_phi_node): Remove documentation.
856 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
858 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
859 * tree-ssa-sccvn.c (print_scc): Ditto.
861 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
863 * doc/passes.texi (Full redundancy elimination): Fix typo.
865 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
867 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
869 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
872 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
874 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
877 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
879 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
881 * config/avr/avr.md (code_stdname): Add ior, xor.
882 (xior): New code iterator.
883 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
884 (*<code_stdname><mode>qi.byte1-3): Ditto.
886 2012-02-23 Jakub Jelinek <jakub@redhat.com>
888 PR tree-optimization/52019
889 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
892 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
894 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
895 HAVE_INITFINI_ARRAY to work around namespace pollution in
896 certain versions of newlib system headers.
897 * config.in: Regenerate.
898 * configure: Regenerate.
899 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
900 instead of HAVE_INITFINI_ARRAY.
902 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
905 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
906 is not offsettable memory reference.
908 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
911 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
912 setting avr_need_clear_bss_p for __gnu_lto* symbols.
914 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
916 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
917 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
919 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
921 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
922 library on Solaris 8 even without TLS support.
923 * configure: Regenerate.
925 2012-02-22 Richard Guenther <rguenther@suse.de>
928 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
929 for GIMPLE_DEBUG stmts.
931 2012-02-22 Martin Jambor <mjambor@suse.cz>
934 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
935 according to the base object.
937 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
939 PR rtl-optimization/50063
940 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
941 and 2 (8-bit SP) in operand 2.
942 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
943 setup to use movhi_sp_r instead of vanilla move to write SP.
944 Adjust REG_CFA notes to superseed unspec.
945 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
947 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
948 known to be off) only with TARGET_NO_INTERRUPTS. Never use
949 irq_state 1 (IRQ known to be on) here.
951 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
953 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
955 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
956 assign_hard_reg): Likewise.
958 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
960 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
962 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
965 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
966 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
968 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
970 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
971 prototype from here to...
972 * config/avr/avr.h: ...here.
974 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
977 * thumb2.md (thumb2_shiftsi3_short): Split register and
978 immediate shifts. For register shifts tie operands 0 and 1.
979 (peephole2 for above): Check that register-controlled shifts
980 have suitably tied operands.
982 2012-02-21 Quentin Neill <quentin.neill@amd.com>
985 * config/i386/bdver1.md (bdver1_call, bdver1_push,
986 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
987 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
988 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
989 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
990 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
991 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
992 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
993 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
994 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
995 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
996 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
997 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
998 bdver1_ssevector_avx256_unaligned_load,
999 bdver1_ssevector_sse128_unaligned_load,
1000 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1001 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1002 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1003 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1004 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1005 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1006 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1007 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1008 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1009 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1010 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1011 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1012 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1013 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1014 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1015 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1016 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1017 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1018 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1019 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1020 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1021 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1022 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1023 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1024 bdver1_ssediv_double_load, bdver1_ssediv_double,
1025 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1026 Add "bdver2" attribute.
1028 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1030 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1031 default if possible and not specified otherwise.
1033 2012-02-21 Richard Guenther <rguenther@suse.de>
1036 * gimplify.c (create_tmp_from_val): Use the main variant type
1037 for the type of the temporary we create.
1039 2012-02-21 Richard Guenther <rguenther@suse.de>
1041 PR tree-optimization/52324
1042 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1043 do not gimplify a MEM_REF address operand if it is already
1046 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1048 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1049 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1051 2012-02-21 Richard Guenther <rguenther@suse.de>
1053 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1054 nested_in_vect_loop.
1056 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1058 PR tree-optimization/52318
1059 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1060 vdef also to non-pure/const call stmts in the sequence.
1062 2012-02-20 David S. Miller <davem@davemloft.net>
1064 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1065 don't use the "rd %pc" instruction on v9 for PIC register loads.
1067 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1070 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1071 in a transaction safe function.
1073 2012-02-20 Kai Tietz <ktietz@redhat.com>
1076 * stor-layout.c (place_field): Handle desired_align for
1079 2012-02-20 Richard Guenther <rguenther@suse.de>
1081 PR tree-optimization/52298
1082 * tree-vect-stmts.c (vectorizable_store): Properly use
1083 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1085 (vectorizable_load): Likewise.
1086 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1087 Access DR_STEP after ensuring it is not NULL.
1089 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1091 PR tree-optimization/52286
1092 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1093 optimization use double_int_to_tree instead of build_int_cst_wide,
1094 rewrite to use double_int vars.
1096 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1099 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1101 Remove -e 0 from $gcc_cv_ld invocation.
1102 Only use __GLIBC_PREREQ if defined.
1103 Enable on Solaris since Solaris 8 patch.
1104 (gcc_SUN_LD_VERSION): New macro.
1105 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1106 gcc_SUN_LD_VERSION for version number format.
1107 * configure: Regenerate.
1108 * varasm.c (get_elf_initfini_array_priority_section): Set
1109 SECTION_NOTYPE for non-default priority.
1110 Use get_section instead of get_unnamed_section to emit
1111 .init_array/.fini_array with default priority.
1113 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1115 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1116 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1117 (mips_start_unique_function, mips_output_mips16_rdhwr)
1118 (mips_code_end): New functions.
1119 (TARGET_ASM_CODE_END): Define.
1121 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1123 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1124 to stubs with non-sibling calls.
1126 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1128 * doc/invoke.texi (-fira-* options): Copy-edit.
1129 (ira-* parameters): Copy-edit.
1131 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1133 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1134 GCC coding conventions.
1136 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1138 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1139 when used as adjectives.
1141 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1143 * doc/invoke.texi: Clean up "that"/"which" confusion.
1145 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1147 * system.h: Poison SMALL_REGISTER_CLASSES
1148 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1149 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1151 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1153 PR tree-optimization/52285
1154 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1155 when deciding if a call is a tail call or tail recursion.
1157 2012-02-16 Kai Tietz <ktietz@redhat.com>
1159 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1160 interger-constant displacement for UNSPEC_PCREL.
1162 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1164 PR rtl-optimization/52208
1165 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1166 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1168 PR tree-optimization/52255
1169 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1170 loop->header has virtual PHI, but exit_e->dest doesn't, add
1171 virtual PHI to exit_e->dest and adjust all uses after the loop.
1174 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1175 children with clone_tree_hash, not after it.
1177 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1179 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1180 extended identifiers.
1182 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1185 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1186 a same_body_alias, also test whether e->callee isn't a former
1187 or current clone of the decl this is a same body alias of.
1189 PR translation/52264
1190 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1192 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1194 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1196 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1199 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1200 force_reg instead of copy_to_reg for better optimization. Force
1201 non-register or memory operands into a register.
1203 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1205 * extend.texi: Reserve upper bits of memory model for future use.
1207 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1208 Anatoly Sokolov <aesok@post.ru>
1209 Eric Weddington <eric.weddington@atmel.com>
1212 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1213 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1214 Rewrite initializers for .macro.
1215 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1216 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1217 atxmega32d4, atxmega32x1.
1218 avrxmega4: atxmega64a3, atxmega64d3.
1219 avrxmega5: atxmega64a1, atxmega64a1u.
1220 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1221 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1222 avrxmega7: atxmega128a1, atxmega128a1u.
1223 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1224 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1225 (struct base_arch_s): Rename reserved to xmega_p.
1226 Rename reserved2 to have_rampd.
1227 (AVR_XMEGA): New define.
1228 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1229 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1230 * config/avr/predicates.md (io_address_operand): Take into
1232 (low_io_address_operand): Ditto.
1233 (high_io_address_operand): Ditto.
1234 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1235 (enabled, movhi_sp_r): Use them.
1236 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1237 cpp_define_formatted to built-in define __AVR_ARCH__.
1238 (__AVR_XMEGA__): New built-in define.
1239 (__AVR_HAVE_RAMPD__): New built-in define.
1240 (__AVR_HAVE_RAMPX__): New built-in define.
1241 (__AVR_HAVE_RAMPY__): New built-in define.
1242 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1244 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1245 (avr_option_override): Initialize them.
1246 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1247 (avr_init_expanders): Initialize them. No more block several calls.
1248 (emit_push_sfr): New static function.
1249 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1251 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1252 (avr_print_operand): Print addreeses as symbols for
1253 RAMPX, RAMPY, RAMPD, CCP.
1254 (output_movhi): Handle AVR_XMEGA when writing to SP.
1255 (avr_out_movhi_mr_r_xmega): New static function.
1256 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1257 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1258 __RAMPD__, __CCP__ as needed.
1260 * config/avr/multilib.h: Regenerate.
1261 * config/avr/t-multilib: Regenerate.
1262 * config/avr/avr-tables.opt: Regenerate.
1264 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1266 PR tree-optimization/50561
1267 * graphite-flattening.c (lst_project_loop): Do not
1268 remove old scattering dimensions after flattening.
1269 (lst_do_flatten): Likewise.
1271 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1273 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1274 __builtin_avr_map8, __builtin_avr_map16.
1275 Document __builtin_avr_insert_bits.
1277 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1278 (insert_bits): New insn.
1279 (adjust_len.map_bits): Rename to insert_bits.
1280 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1281 * avr-protos.h (avr_out_map_bits): Remove.
1282 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1283 * config/avr/constraints.md (Cxf,C0f): New.
1284 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1285 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1286 New built-in define __BUILTIN_AVR_INSERT_BITS.
1287 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1288 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1289 (avr_move_bits): Rewrite.
1290 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1292 (avr_map_op_t): New typedef.
1293 (avr_map_op): New static variable.
1294 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1295 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1296 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1297 (bdesc_3arg, avr_expand_triop_builtin): New.
1298 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1299 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1300 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1301 (avr_map_equal_p, avr_map_sig_p): Remove.
1302 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1303 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1304 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1305 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1306 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1307 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1309 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1311 * config/c6x/c6x.md (reserve_cycles): New attribute.
1312 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1313 don't reserve functional units after the branch occurs.
1315 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1318 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1319 functions into non-tm_pure functions.
1321 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1324 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1325 (iterative_hash_canonical_type): Likewise.
1326 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1329 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1331 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1332 sched-group insn, it either remains alone or the entire list is pruned.
1334 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1336 * doc/install.texi (Prerequisites): Fix grammar.
1337 (Configuration): Likewise.
1339 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1341 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1342 MPC as part of GCC before describing configuring with --with-gmp etc.
1343 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1344 sources are present.
1346 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1349 * dwarf2out.c (clone_tree_hash): New function.
1350 (copy_decls_walk): Use it instead of clone_tree.
1352 2012-02-14 Richard Guenther <rguenther@suse.de>
1354 PR tree-optimization/52244
1355 PR tree-optimization/51528
1356 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1357 replacements for integral types.
1359 2012-02-14 Walter Lee <walt@tilera.com>
1361 * config.gcc: Handle tilegx and tilepro.
1362 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1364 Add HAVE_AS_TLS check for tilegx and tilepro.
1365 * configure: Regenerate.
1366 * doc/contrib.texi: Add Mat Hostetter and self.
1367 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1368 Document instruction intrinsics and network accessing intrinsics.
1369 (TILEPro Built-in Functions): New node. Document instruction
1370 intrinsics and network accessing intrinsics.
1371 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1372 (Specific, tilepro-*-linux*): Likewise.
1373 * doc/invoke.texi (TILE-Gx Options): New section.
1374 (TILEPro Options): New section.
1375 * doc/md.texi (TILE-Gx): New section.
1376 (TILEPro): New section.
1377 * common/config/tilegx/tilegx-common.c: New file.
1378 * common/config/tilepro/tilepro-common.c: New file.
1379 * config/tilegx/constraints.md: New file.
1380 * config/tilegx/linux.h: New file.
1381 * config/tilegx/mul-tables.c: New file.
1382 * config/tilegx/predicates.md: New file.
1383 * config/tilegx/sync.md: New file.
1384 * config/tilegx/t-tilegx: New file.
1385 * config/tilegx/tilegx-builtins.h: New file.
1386 * config/tilegx/tilegx-c.c: New file.
1387 * config/tilegx/tilegx-generic.md: New file.
1388 * config/tilegx/tilegx-modes.def: New file.
1389 * config/tilegx/tilegx-multiply.h: New file.
1390 * config/tilegx/tilegx-protos.h: New file.
1391 * config/tilegx/tilegx.c: New file.
1392 * config/tilegx/tilegx.h: New file.
1393 * config/tilegx/tilegx.md: New file.
1394 * config/tilegx/tilegx.opt: New file.
1395 * config/tilepro/constraints.md: New file.
1396 * config/tilepro/gen-mul-tables.cc: New file.
1397 * config/tilepro/linux.h: New file.
1398 * config/tilepro/mul-tables.c: New file.
1399 * config/tilepro/predicates.md: New file.
1400 * config/tilepro/t-tilepro: New file.
1401 * config/tilepro/tilepro-builtins.h: New file.
1402 * config/tilepro/tilepro-c.c: New file.
1403 * config/tilepro/tilepro-generic.md: New file.
1404 * config/tilepro/tilepro-modes.def: New file.
1405 * config/tilepro/tilepro-multiply.h: New file.
1406 * config/tilepro/tilepro-protos.h: New file.
1407 * config/tilepro/tilepro.c: New file.
1408 * config/tilepro/tilepro.h: New file.
1409 * config/tilepro/tilepro.md: New file.
1410 * config/tilepro/tilepro.opt: New file.
1412 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1414 PR tree-optimization/52210
1415 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1416 vect_model_simple_cost with two entry vect_def_type array instead
1417 of an address of dt.
1419 2012-02-14 Richard Guenther <rguenther@suse.de>
1422 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1423 Do not stream DECL_QUALIFIER.
1424 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1425 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1426 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1428 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1431 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1434 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1437 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1438 * cselib.c (cselib_subst_to_values_from_insn): New function.
1439 * sched-deps.c (add_insn_mem_dependence,
1440 sched_analyze_1, sched_analyze_2): Use it.
1442 2012-02-13 Jan Hubicka <jh@suse.cz>
1445 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1447 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1449 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1450 (GTM_SELF_SPECS): Define if not already defined.
1451 (driver_self_specs): Add GTM_SELF_SPECS.
1452 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1453 (GTM_SELF_SPECS): Define.
1454 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1455 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1457 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1459 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1462 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1465 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1466 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1468 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1471 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1473 2012-02-13 Richard Guenther <rguenther@suse.de>
1475 PR translation/52211
1476 * passes.c (enable_disable_pass): Fix typo.
1478 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1481 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1482 XOR for reduce_bit_field if type is unsigned.
1484 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1486 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1487 disallow changes from SFmode to mode with different size in FP regs.
1489 2012-02-12 Robert Millan <rmh@gnu.org>
1490 Gerald Pfeifer <gerald@pfeifer.com>
1492 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1495 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1497 PR rtl-optimization/52175
1498 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1499 to frame-related instructions.
1501 2012-02-10 Jason Merrill <jason@redhat.com>
1504 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1505 (demangle_new_symbols): Fill it.
1506 (scan_linker_output): Walk it.
1507 (start_tweaking): Split out from scan_linker_output.
1508 (maybe_tweak): Update sym->chosen.
1509 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1511 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1514 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1516 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1518 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1519 having the same mode as previous compare.
1521 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1523 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1524 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1525 (nonlocal_goto_internal): Likewise.
1526 (nonlocal_goto): Emit a use and an indirect jump directly.
1528 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1531 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1532 __atomic_{is,always}_lock_free.
1534 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1537 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1538 negative constant address for x32.
1540 2012-02-10 Richard Henderson <rth@redhat.com>
1542 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1543 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1544 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1546 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1547 Ira Rosen <irar@il.ibm.com>
1549 PR tree-optimization/50031
1550 * targhooks.c (default_builtin_vectorization_cost): Handle
1552 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1553 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1554 all types of reduction and pattern statements.
1555 (vect_estimate_min_profitable_iters): Likewise.
1556 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1557 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1558 for explicit realigns.
1559 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1560 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1562 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1563 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1564 vec_perm for VSX and handle vec_promote_demote.
1566 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1569 * builtins.c (fold_builtin_atomic_always_lock_free,
1570 expand_builtin_atomic_always_lock_free,
1571 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1572 Return and/or test boolean_true_node/boolean_false_node instead of
1573 integer_one_node/integer_zero_node.
1575 2012-02-10 Jan Hubicka <jh@suse.cz>
1578 * predict.c (predict_paths_for_bb): Prevent looping.
1579 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1581 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1583 * config/arm/arm.c (output_move_double): In one case properly
1584 count number of instructions that will be emitted.
1586 2012-02-10 Richard Guenther <rguenther@suse.de>
1588 PR translation/52193
1589 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1591 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1594 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1596 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1599 * var-tracking.c (emit_note_insn_var_location): If
1600 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1601 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1602 non-NOTE_DURING_CALL_P insn.
1604 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1607 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1609 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1612 * gcc.c (switch_matches) Support switches with separated form,
1615 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1617 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1619 (RAMPZ_ADDR): Ditto.
1620 * config/avr/avr.c (avr_addr_t): New typedef.
1621 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1622 (avr_init_expanders): Initialize it.
1623 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1625 (expand_epilogue): Ditto.
1626 (avr_print_operand): Ditto.
1627 (avr_file_start): Ditto.
1628 (avr_emit_movmemhi): Ditto.
1630 2012-02-08 Richard Guenther <rguenther@suse.de>
1632 PR tree-optimization/46886
1633 * tree-flow.h (do_while_loop_p): Declare.
1634 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1635 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1637 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1639 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1640 always succeed for integers larger than a native word.
1642 2012-02-08 Richard Guenther <rguenther@suse.de>
1644 PR rtl-optimization/52170
1645 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1646 properly handle integer vector modes.
1648 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1650 PR gcov-profile/52150
1651 * coverage.c: Include target.h.
1652 (build_var): Call targetm.strip_name_encoding on the assembler name.
1653 Change one _ into . or $ if the target allows it.
1654 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1656 PR rtl-optimization/52139
1657 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1658 is a BARRIER after emit_insn_after_noloc, move BB_END
1659 to the last non-BARRIER insn before it.
1661 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1664 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1665 (mips_gimplify_va_arg_expr): Call it instead of
1666 std_gimplify_va_arg_expr.
1668 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1670 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1671 message for -mno-pointers-to-nested-function.
1673 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1676 * expr.c (get_inner_reference): If there is an offset, add a negative
1677 bit position to it (if any).
1679 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1681 PR rtl-optimization/52060
1682 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1683 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1684 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1685 and/or i0src_copy2 when needed.
1687 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1689 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1690 or LTOPLUGINSONAME if have_c.
1692 * config/freebsd-spec.h: Add comment about what macros can be defined
1694 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1695 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1698 2012-02-07 Richard Guenther <rguenther@suse.de>
1700 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1701 newline in -alias dumps.
1703 2012-02-07 Kai Tietz <ktietz@redhat.com>
1704 Dave Korn <dave.korn.cygwin@gmail.com>
1707 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1708 Take care that typinfo gets dllexport-attribute.
1710 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1713 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1714 if modifier < EXPAND_SUM call force_operand on the result.
1716 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1718 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1719 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1721 (epiphany_function_type): Replace types for specific interrupts with
1722 EPIPHANY_FUNCTION_INTERRUPT.
1723 (EPIPHANY_INTERRUPT_P): Update.
1724 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1725 New static function.
1726 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1727 <disinterrupt>: Affects type identity.
1728 (epiphany_handle_interrupt_attribute): Handle variable number of
1730 (epiphany_compute_function_type): Update for new
1731 epiphany_function_type definition.
1732 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1733 handlers with a longcall forwarder.
1734 (epiphany_start_function): Handle multiple interrupt arguments and/or
1735 forwarder_section attribute.
1737 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1740 2012-02-07 Alan Modra <amodra@gmail.com>
1743 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1746 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1748 PR tree-optimization/50969
1749 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1750 use vec_perm rather than vector_stmt.
1751 (vect_model_load_cost): Likewise.
1752 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1753 vec_perm to be the same as other vector statements.
1754 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1755 cost of vec_perm for TARGET_VSX.
1757 2012-02-06 Richard Guenther <rguenther@suse.de>
1759 PR tree-optimization/52115
1760 * tree-sra.c (access_has_replacements_p): New function.
1761 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1763 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1766 * trans-mem.c (expand_call_tm): Add an assertion.
1767 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1770 2012-02-06 Richard Guenther <rguenther@suse.de>
1772 PR tree-optimization/50955
1773 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1774 raise cost of expressions that replace an address with an
1775 expression based on a different pointer.
1777 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1780 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1781 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1783 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1786 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1787 -Weffc++ and specify guidelines come from second edition.
1789 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1791 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1792 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1793 (call_direct_split, call_value_split, call_value_internal_direct)
1794 (call_value_direct_split, call_value_multiple_split): Use jal and
1795 jal_macro attributes.
1797 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1799 * reload1.c (reload_regs_reach_end_p): Replace with...
1800 (reload_reg_rtx_reaches_end_p): ...this function.
1801 (new_spill_reg_store): Update commentary.
1802 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1803 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1804 before setting new_spill_reg_store.
1805 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1806 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1807 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1808 for non-spill reload registers.
1810 2012-02-05 Ira Rosen <irar@il.ibm.com>
1812 PR tree-optimization/52091
1813 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1814 (vect_is_simple_use_1): Likewise.
1815 * tree-vect-loop.c (vectorizable_reduction): Update calls
1816 to vect_is_simple_use_1 and vect_is_simple_use.
1817 (vectorizable_live_operation): Likewise.
1818 * tree-vect-patterns.c (widened_name_p,
1819 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1820 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1821 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1822 vectorizable_shift,vectorizable_operation, vectorizable_store,
1823 vectorizable_load): Likewise.
1824 (vect_is_simple_cond): Add an argument, pass it to
1825 vect_is_simple_use_1.
1826 (vectorizable_condition): Update calls to vect_is_simple_cond,
1828 (vect_is_simple_use): Add an argument, the statement in which
1829 OPERAND is used. Check that if OPERAND's def stmt is a double
1830 reduction phi node, the use is a phi node too.
1831 (vect_is_simple_use_1): Add an argument, pass it to
1833 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1834 to vect_is_simple_use.
1836 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1838 PR rtl-optimization/52095
1839 * modulo-sched.c (dump_insn_locator): New function.
1840 (loop_canon_p, sms_schedule): Use it.
1842 PR rtl-optimization/52113
1843 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1844 even for decomposable shift/zext insns.
1846 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1847 Zdenek Dvorak <ook@ucw.cz>
1849 PR rtl-optimization/52092
1850 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1851 on get_iv_value result.
1853 2012-02-02 Andrew Pinski <apinski@cavium.com>
1857 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1859 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1862 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1864 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1866 PR rtl-optimization/49800
1867 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1868 (sched_finish): Call regstat_free_n_sets_and_refs.
1870 2012-02-02 Jia Liu <proljc@gmail.com>
1872 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1875 2012-02-02 Jan Hubicka <jh@suse.cz>
1876 Tom de Vries <tom@codesourcery.com>
1879 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1880 * varpool.c (varpool_analyze_pending_decls): Likewise.
1882 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1883 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1885 * config.gcc: Add cr16-* support.
1887 * doc/extend.texi: Document cr16 extensions.
1888 * doc/install.texi: Document cr16 install.
1889 * doc/invoke.texi: Document cr16 options.
1890 * doc/md.texi: Document cr16 constraints.
1892 * common/config/cr16/cr16-common.c: New file.
1893 * config/cr16/cr16.c: New file.
1894 * config/cr16/cr16.h: New file.
1895 * config/cr16/cr16.md: New file.
1896 * config/cr16/cr16.opt: New file.
1897 * config/cr16/cr16-protos.h: New file.
1898 * config/cr16/predicates.md: New file.
1899 * config/cr16/constraints.md: New file.
1900 * config/cr16/t-cr16: New file.
1902 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1905 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1906 that operands[2] is either immediate, or q_regs_operand.
1908 PR tree-optimization/52073
1909 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1910 a pattern stmt for pattern uses, ignore uses outside of the loop.
1912 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1914 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1915 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1916 (OUT_AS1, OUT_AS2): Remove.
1918 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1920 PR rtl-optimization/51374
1921 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1922 to cross other volatile_refs_p insns.
1924 2012-02-01 Richard Guenther <rguenther@suse.de>
1926 * doc/invoke.texi (fno-inline): Clarify documentation.
1927 (finline-small-functions): Likewise.
1928 (finline-functions): Likewise.
1929 * common.opt (finline): Adjust comment and documentation.
1930 (finline-small-functions): Clarify documentation.
1931 (finline-functions): Likewise.
1932 (finline-functions-called-once): Likewise.
1934 2012-02-01 Tristan Gingold <gingold@adacore.com>
1936 * c-typeck.c (composite_type): Keep mode for pointers.
1938 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1940 * function.h (regno_reg_rtx): Adjust comment.
1941 * reginfo.c (init_reg_modes_target): Only use the previous mode
1942 if it fits within one register. Remove MIPS comment.
1944 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1947 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1949 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1951 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1952 to srak instruction.
1954 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1956 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1958 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1963 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1965 2012-01-31 Richard Guenther <rguenther@suse.de>
1967 PR tree-optimization/51528
1968 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1971 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1976 * ree.c (add_removable_extension): Change def_map argument
1977 to unsigned *, store in def_map 1 + offset into *insn_list vector
1978 instead of pointers into the vector.
1979 (find_removable_extensions): Adjust caller.
1981 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1983 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1984 Transform all "* quoted-c-code" to { c-code }.
1985 Remove redundant test for "optimize" in combine patterns.
1986 Move (include "avr-dimode.md") to end of file.
1988 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1991 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1992 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1994 2012-01-30 Richard Guenther <rguenther@suse.de>
1996 PR tree-optimization/52028
1997 * tree-loop-distribution.c (ldist_gen): Properly update
2000 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2003 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2004 set_cur_line_info_table if not emitting debug info.
2006 PR tree-optimization/52046
2007 * tree-vect-patterns.c (check_bool_pattern): Give up if
2008 a comparison could throw.
2011 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2013 2012-01-30 Richard Guenther <rguenther@suse.de>
2015 PR tree-optimization/52045
2016 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2017 SSA form if cfgcleanup did anything.
2019 2012-01-30 Richard Guenther <rguenther@suse.de>
2021 PR tree-optimization/52045
2022 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2023 before computing final todo.
2025 2012-01-30 Richard Guenther <rguenther@suse.de>
2027 PR tree-optimization/51528
2028 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2031 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2033 * df-problems.c (df_kill_notes): Check that the use refers
2034 to the note under examination.
2036 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2039 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2040 parameter and use short-lived pseudos.
2041 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2042 (sparc_expand_vector_init): Const-ify local variables and adjust
2043 calls to above functions.
2045 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2047 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2049 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2051 * doc/invoke.texi: Make usage of "compile time" and
2052 "run time"/"runtime" consistent throughout the file.
2054 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2056 * config/alpha/alpha.c (alpha_option_override): Default to
2057 full IEEE compliance mode for Go language.
2059 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2061 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2062 (LINK_SSP_SPEC): Define.
2064 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2067 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2070 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2072 * doc/invoke.texi: Correct hyphenation of "floating point",
2073 "double precision", and related terminology throughout the file.
2075 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2078 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2079 arm_general_register_operand predicate for operand 2 instead of
2082 2012-01-27 Ian Lance Taylor <iant@google.com>
2085 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2086 * builtins.c (expand_builtin_init_trampoline): Add onstack
2087 parameter. Change caller.
2088 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2089 * tree.c (build_common_builtin_nodes): Declare
2090 __builtin_init_heap_trampoline.
2092 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2094 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2095 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2096 * config/avr/avr.c: Ditto.
2097 (avr_regnames): Remove because unused.
2098 * config/avr/avr.md (*cpse.ne): New peephole.
2099 (*cpse.eq): New peephole from former cpse peepholes.
2101 2012-01-27 Michael Eager <eager@eagercon.com>
2103 * config/microblaze.c (microblaze_emit_compare): Correct
2104 test after pcmp instruction.
2106 2012-01-27 Richard Guenther <rguenther@suse.de>
2108 PR tree-optimization/52020
2109 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2111 2012-01-27 Richard Guenther <rguenther@suse.de>
2113 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2114 function non-const/pure.
2116 2012-01-27 Richard Guenther <rguenther@suse.de>
2118 PR tree-optimization/50444
2119 * tree-sra.c (build_ref_for_offset): Properly adjust the
2120 MEM_REF type for unaligned accesses.
2122 2012-01-27 Richard Guenther <rguenther@suse.de>
2124 PR tree-optimization/50444
2125 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2126 (expand_assignment): Use it. Properly handle misaligned
2127 bases when expanding stores to component references.
2128 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2131 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2134 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2135 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2136 * tree-data-ref.c (find_data_references_in_loop): Make static.
2137 (compute_all_dependences): Change return type to bool. Bail out
2138 for too many datarefs in a loop. Move the hunk resetting the data
2139 dependences vector from ...
2140 (compute_data_dependences_for_loop): ... here. Account for
2141 compute_all_dependences returning false.
2142 (compute_data_dependences_for_bb): Likewise.
2143 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2144 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2146 2012-01-27 Richard Guenther <rguenther@suse.de>
2149 * expr.c (store_field): Use the alias-set of the scratch memory
2152 2012-01-27 Tom de Vries <tom@codesourcery.com>
2154 PR tree-optimization/51990
2155 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2157 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2159 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2162 * var-tracking.c (reverse_op): Don't add any reverse operation
2163 if V already has any constant locations.
2165 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2167 * doc/invoke.texi: Correct usage of "command line" (noun)
2168 vs "command-line" (adjective) throughout.
2170 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2172 * doc/invoke.texi (Language Independent Options): Move
2173 -Wcoverage-mismatch blurb from here....
2174 (Warning Options): ...to here.
2176 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2178 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2179 Set rs6000_always_hint to false for 476.
2181 2012-01-27 Matthias Klose <doko@ubuntu.com>
2183 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2185 * incpath.c (add_standard_paths): Likewise.
2187 2012-01-27 Richard Henderson <rth@redhat.com>
2189 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2190 * config/m68k/sync.md (atomic_test_and_set): Rename from
2191 sync_test_and_setqi and adjust the operands.
2192 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2193 and unconditionally enable.
2195 2012-01-27 Richard Henderson <rth@redhat.com>
2197 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2198 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2199 (ldstub): Rename from ldstubqi.
2200 (ldstub<I24MODE>): Remove.
2202 2012-01-27 Richard Henderson <rth@redhat.com>
2204 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2205 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2206 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2207 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2208 * doc/tm.texi: Rebuild.
2210 2012-01-27 Richard Henderson <rth@redhat.com>
2212 * optabs.c (gen_atomic_test_and_set): Remove default.
2213 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2215 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2217 PR rtl-optimization/51978
2218 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2219 (combine_reaching_defs): Likewise.
2220 (struct re_info): Remove.
2221 (add_removable_extension): Remove x and data arguments,
2222 add insn, insn_list and def_map. Use the arguments directly
2223 instead of using struct re_info.
2224 (find_removable_extensions): Don't call add_removable_extension
2225 through note_stores, instead just call it with single_set
2227 (find_and_remove_re): Pass curr_cand->expr instead of
2228 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2230 2012-01-26 Michael Matz <matz@suse.de>
2232 PR tree-optimization/46590
2233 * cfgexpand.c: Revert last change (r183305).
2234 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2236 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2237 checking for emptiness.
2239 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2242 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2243 non-addressable non-BLKmode base correctly.
2245 2012-01-26 Michael Matz <matz@suse.de>
2247 PR tree-optimization/48794
2248 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2249 regions referenced from RESX/EH_DISPATCH.
2251 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2253 * config/s390/s390.h: Make BRANCH_COST an option.
2254 * config/s390/s390.opt: New option -mbranch-cost.
2256 2012-01-26 Richard Henderson <rth@redhat.com>
2258 Revert 2012-01-24 change:
2259 * trans-mem.c (requires_barrier): Do not instrument thread local
2260 variables and emit save/restore for them.
2262 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2265 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2268 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2270 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2273 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2276 Rename __pgm to __flash.
2277 Rename __pgm1 to __flash1.
2278 Rename __pgm2 to __flash2.
2279 Rename __pgm3 to __flash3.
2280 Rename __pgm4 to __flash4.
2281 Rename __pgm5 to __flash5.
2282 Rename __pgmx to __memx.
2283 * doc/extend.texi (AVR Named Address Spaces)
2284 Rename address space names as indicated above.
2285 * config/avr/avr.c (avr_addrspace): Ditto.
2287 * config/avr/avr-protos.h
2288 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2289 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2290 * config/avr/predicates.md: Ditto.
2291 * config/avr/avr.c Ditto, and
2292 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2293 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2295 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2296 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2297 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2298 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2299 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2300 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2301 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2302 * config/avr/avr.c: Ditto.
2303 * config/avr/avr.md: Ditto.
2305 2012-01-25 Jason Merrill <jason@redhat.com>
2308 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2310 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2312 PR tree-optimization/51987
2313 * tree-data-ref.c (get_references_in_stmt): Handle references in
2314 non-volatile GIMPLE_ASM.
2316 2012-01-25 Richard Guenther <rguenther@suse.de>
2318 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2319 bases are dereferenced.
2321 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2323 PR rtl-optimization/48374
2324 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2326 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2328 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2329 compute_data_dependences_for_loop returns false.
2330 * tree-parloops.c (loop_parallel_p): Likewise.
2332 2012-01-25 Richard Guenther <rguenther@suse.de>
2334 * tree.h (get_pointer_alignment_1): Declare.
2335 * builtins.c (get_pointer_alignment_1): New function.
2336 (get_pointer_alignment): Use it.
2338 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2340 PR rtl-optimization/48308
2341 * combine.c (enum undo_kind): Add UNDO_LINKS.
2342 (struct undo): Add member l to other_contents and where.
2343 (do_SUBST_LINK): New.
2345 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2346 (undo_all): Handle UNDO_LINKS.
2348 2012-01-25 Richard Henderson <rth@redhat.com>
2350 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2353 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2355 * optabs.c (gen_atomic_test_and_set): Use each argument.
2357 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2359 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2360 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2361 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2362 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2363 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2364 TARGET_PAIRED_SINGLE_FLOAT.
2366 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2368 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2369 (in_struct, return_val): Remove MEM documentation.
2370 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2371 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2372 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2374 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2375 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2376 * expr.c (store_field): Likewise.
2377 * function.c (assign_stack_temp_for_type): Likewise.
2378 * ifcvt.c (noce_try_cmove_arith): Likewise.
2379 * reload1.c (reload): Likewise.
2380 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2381 (alpha_set_memflags): Likewise.
2382 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2384 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2386 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2388 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2389 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2390 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2392 * cselib.c (cselib_rtx_varies_p): Delete.
2393 (cselib_invalidate_mem): Update call to canon_true_dependence.
2394 * dse.c (record_store, check_mem_read_rtx): Likewise.
2395 (scan_reads_nospill): Likewise.
2396 * cse.c (check_dependence): Likewise.
2397 (cse_rtx_varies_p): Delete.
2398 * expr.c (safe_from_p): Update call to true_dependence.
2399 * ira.c (validate_equiv_mem_from_store): Likewise.
2400 (memref_referenced_p): Likewise.
2401 * postreload-gcse.c (find_mem_conflicts): Likewise.
2402 * sched-deps.c (sched_analyze_2): Likewise.
2403 * store-motion.c (load_kills_store): Likewise.
2404 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2405 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2406 (compute_transp): Update call to canon_true_dependence.
2408 2012-01-25 Richard Henderson <rth@redhat.com>
2410 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2411 (maybe_emit_atomic_test_and_set): New.
2412 (expand_sync_lock_test_and_set): Use it.
2413 (expand_atomic_test_and_set): Likewise.
2414 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2415 the implementation; clarify implementation defined details.
2416 * doc/md.texi (atomic_test_and_set): Document.
2418 2012-01-25 Richard Henderson <rth@redhat.com>
2420 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2422 2012-01-25 Richard Henderson <rth@redhat.com>
2425 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2426 to effect no-op split.
2428 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2431 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2432 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2433 (BT_FN_VOID_PTR_INT_SIZE): New.
2434 (BT_FN_UINT_UINT_VAR): Remove.
2435 (BT_FN_UINT32_UINT32_VAR): New.
2436 (BT_FN_DOUBLE_VPTR): Remove.
2437 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2439 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2440 (_ITM_changeTransactionMode): Same.
2441 (_ITM_memmoveRtWt): Change return type to void.
2442 (_ITM_memcpyRtWt): Same.
2443 (_ITM_memsetW): Same.
2444 (_ITM_RaRD): Change types to double.
2449 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2451 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2452 Patrick Marlier <patrick.marlier@gmail.com>
2454 * trans-mem.c (requires_barrier): Do not instrument thread local
2455 variables and emit save/restore for them.
2457 2012-01-24 Jason Merrill <jason@redhat.com>
2460 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2461 output static aliases.
2463 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2466 * common.opt (-pie, -shared, pie, shared): Change from Common to
2468 * gcc.c (display_help): Display help for -pie and -shared.
2470 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2473 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2474 Remove note on size/offset limitation.
2475 (AVR Variable Attributes): Add example how to read data located
2476 with progmem. Refer to named address spaces.
2477 * doc/invoke.texi (AVR Options): Fix typo.
2479 2012-01-24 Richard Guenther <rguenther@suse.de>
2481 Forward-port to trunk
2482 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2485 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2486 op0 isn't sufficiently aligned and there is movmisalignM
2487 insn for mode, use it to load op0 into a temporary register.
2489 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2492 * target.def (const_not_ok_for_debug_p): New hook.
2493 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2495 * doc/tm.texi: Regenerated.
2496 * dwarf2out.c (const_ok_for_output_1): If
2497 targetm.const_not_ok_for_debug_p returns true, fail.
2498 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2500 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2502 2012-01-23 Kai Tietz <ktietz@redhat.com>
2505 * config/i386/predicates.md (symbolic_operand): Allow
2506 UNSPEC_PCREL as PIC expression for lea.
2507 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2508 * config/i386/i386.c (ix86_delegitimize_address): Handle
2509 UNSPEC_PCREL for none-MEM, too.
2511 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2513 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2514 (ipa_tm_create_version_alias): Same.
2516 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2519 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2520 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2522 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2523 Patrick Marlier <patrick.marlier@gmail.com>
2524 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2527 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2528 simple_object_start_read.
2530 2012-01-23 Richard Guenther <rguenther@suse.de>
2533 PR tree-optimization/51895
2534 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2535 parameter decomposition into BLKmode components.
2537 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2539 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2540 fake variables for restrict-qualified pointers whose pointed-to type
2541 contains a placeholder.
2543 2012-01-23 Richard Guenther <rguenther@suse.de>
2545 PR tree-optimization/51949
2546 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2548 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2550 PR rtl-optimization/51933
2551 * ree.c (transform_ifelse): Return true right away if dstreg is
2552 already wider or equal to cand->mode.
2553 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2554 (make_defs_and_copies_lists): Remove defs_list and copies_list
2555 arguments, add state argument, just truncate state->work_list
2556 instead of always allocating and freeing the vector. Assert that
2557 get_defs succeeds instead of returning 2. Changed return type to bool.
2558 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2559 have ext_src_mode, see if it has been modified already with the
2560 right kind of extension and has been extended before from the
2561 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2562 just return true. Remember the original mode in state->modified array.
2563 (combine_reaching_defs): Add state argument. Don't allocate and
2564 free here def_list, copied_list and vec vectors, instead just
2565 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2566 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2567 Add state variable, clear vectors in it, initialize state.modified
2568 if needed. Free all the vectors at the end and state.modified too.
2569 Don't skip a candidate if the extension expression has been modified.
2571 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2574 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2575 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2576 (extra_options) interix.opt -> i386/interix.opt"
2577 (extra_objs):Add winnt-stubs.o
2578 * configure.ac: Add interix to target_os .comm on PE check.
2579 * configure: Regenerate.
2580 * config/interix3.h: Delete and move bits to..
2581 * config/interix.h: Delete and move bits to..
2582 * config/i386/i386-interix3.h: Delete and move bits to..
2583 * config/i386/i386-interix.h: ..here.
2584 (TARGET_CPU_DEFAULT): Remove redefinition.
2585 (TARGET_ASM_CONSTRUCTOR): Undefine.
2586 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2587 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2588 (PTRDIFF_TYPE): Define.
2589 (LONG_DOUBLE_TYPE_SIZE): Define.
2590 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2591 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2592 (TARGET_SECTION_TYPE_FLAGS): Define.
2593 (ASM_DECLARE_FUNCTION_NAME): Define.
2594 (ASM_OUTPUT_EXTERNAL): Define.
2595 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2596 (ASM_OUTPUT_ALIGNED_BSS): Define.
2597 (PCC_BITFIELD_TYPE_MATTERS): Define.
2598 (USE_CONST_SECTION): Define.
2599 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2600 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2601 (SUPPORTS_ONE_ONLY): Remove.
2602 (I386_PE_STRIP_ENCODING): Define.
2603 * config/interix.opt: Delete and move bits to..
2604 * config/i386/interix.opt: ..here. New.
2605 (mpe-aligned-commons): Add.
2606 * config/i386/t-interix: Add copyright header.
2607 (winnt-stubs.o): Add rule.
2609 2012-01-22 Jason Merrill <jason@redhat.com>
2612 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2613 for extra name aliases.
2615 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2617 PR rtl-optimization/51924
2618 * ree.c (combine_set_extension): Improve debugging message.
2619 (combine_reaching_defs): Likewise.
2620 (get_defs): Rename confusingly named variable.
2621 (find_and_remove_re): Skip a candidate if the extension expression has
2624 2012-01-21 Robert Millan <rmh@gnu.org>
2625 Gerald Pfeifer <gerald@pfeifer.com>
2627 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2628 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2630 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2632 PR tree-optimization/51914
2633 * tree-vect-stmts.c (vectorizable_conversion): For
2634 cvt_type && modifier == WIDEN, put temporary with cvt_type
2635 at the beginning of vec_dsts and set vec_dest to temporary
2638 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2640 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2642 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2644 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2645 * config/rs6000/rs6000.c: Likewise.
2647 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2650 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2651 output_move_double on a copy of operands array.
2653 2012-01-20 Cary Coutant <ccoutant@google.com>
2654 Dodji Seketeli <dodji@redhat.com>
2657 * dwarf2out.c (copy_declaration_context): Return ref to parent
2658 of declaration DIE, if necessary.
2659 (remove_child_or_replace_with_skeleton): Add new parameter; update
2660 caller. Place skeleton DIE under parent DIE of original declaration.
2661 Move call to copy_declaration_context to here ...
2662 (break_out_comdat_types): ... from here.
2664 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2666 PR rtl-optimization/51856
2667 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2670 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2673 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2674 hints for neon loads and stores.
2676 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2680 * doc/extend.texi (Named Address Spaces): Split into subsections.
2681 (AVR Named Address Spaces): New subsection.
2682 (M32C Named Address Spaces): New subsection.
2683 (RL78 Named Address Spaces): New subsection.
2684 (SPU Named Address Spaces): New subsection.
2685 (Variable Attributes): New anchor "AVR Variable Attributes".
2686 (AVR Variable Attributes): Rewrite and avoid wording
2687 "address space" in this context.
2688 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2689 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2690 (AVR Built-in Macros): New subsubsection therein.
2691 * doc/md.texi (AVR constraints): Remove "C04", "R".
2693 2012-01-20 Richard Guenther <rguenther@suse.de>
2695 PR tree-optimization/51903
2696 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2697 when removing stmts.
2699 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2702 * config/arm/arm.c (arm_load_pic_register): Use
2703 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2704 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2705 (arm_pic_static_addr): Likewise.
2706 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2707 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2708 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2709 (pic_load_addr_unified): New.
2711 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2714 * function.c (instantiate_virtual_regs_in_insn): Use
2715 delete_insn_and_edges when removing a wrong asm insn.
2717 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2719 PR rtl-optimization/40761
2720 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2721 Add new member loop_num.
2722 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2723 (ira_build): Remove the parameter.
2725 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2726 (ira.c): Do not build CFG loops for one region allocation. Remove
2727 argument from ira_build call.
2729 * ira-build.c (init_loop_tree_node): New function.
2730 (create_loop_tree_nodes): Use it. Separate the case when CFG
2731 loops are not built.
2732 (more_one_region_p): Check current_loops.
2733 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2735 (add_loop_to_tree): Process loop equal to NULL too.
2736 (form_loop_tree): Separate the case when CFG loops are not built.
2737 Use explicitly number for the root.
2738 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2740 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2741 instead of loop->num.
2742 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2743 (mark_all_loops_for_removal): Ditto.
2744 (remove_unnecessary_regions): Separate the case when CFG loops
2746 (ira_build): Remove the parameter. Use explicit number of regions
2747 when CFG loops are not built.
2749 * ira-color.c (print_loop_title): Separate the case for the root node.
2750 Use loop_num instead of loop->num.
2751 (move_spill_restore): Use loop_num instead of loop->num.
2753 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2754 (change_loop): Ditto.
2755 (change_loop): Use loop_num instead of loop->num.
2757 * ira-lives.c (process_bb_node_lives): Ditto.
2759 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2761 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2763 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2766 * tree-mudflap.c (mf_artificial): New function.
2767 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2768 mx_register_decls, mudflap_enqueue_decl): Use it.
2771 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2772 numbers in the insn pattern.
2774 2012-01-19 Michael Matz <matz@suse.de>
2776 PR tree-optimization/46590
2777 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2778 use it in remembering which conflicts we already created.
2779 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2782 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2785 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2786 (merge_and_complain): Same.
2788 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2791 * config/initfini-array.h: Guard content of the header
2792 with #ifdef HAVE_INITFINI_ARRAY.
2793 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2794 Add initfini-array.h to tm_file here.
2795 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2796 * config.gcc: Don't add initfini-array.h to tm_file here.
2797 * configure: Regenerated.
2799 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2801 PR rtl-optimization/51505
2802 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2803 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2804 (df_note_bb_compute): Update the call to df_kill_notes.
2806 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2808 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2810 2012-01-18 Richard Guenther <rguenther@suse.de>
2812 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2813 of conversions to void *.
2815 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2816 Richard Sandiford <rdsandiford@googlemail.com>
2820 * optabs.h (simplify_expand_binop): Declare.
2821 * optabs.c (simplify_expand_binop): Make global.
2822 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2823 endian targets if the source cannot be exactly covered by word
2826 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2829 * hard-reg-set.h (struct hard_reg_set_container): New type.
2830 * target.h (struct hard_reg_set_container): Forward declare.
2831 * target.def (set_up_by_prologue): New target hook.
2832 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2833 * doc/tm.texi: Regenerated.
2834 * function.c (thread_prologue_and_epilogue_insns): Change
2835 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2836 Call targetm.set_up_by_prologue on it.
2837 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2838 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2840 2012-01-17 Nick Clifton <nickc@redhat.com>
2842 * config/rx/rx.c (rx_can_use_simple_return): New function.
2843 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2844 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2846 2012-01-17 Richard Guenther <rguenther@suse.de>
2849 * expr.c (expand_assignment): Take address-space information
2850 from the address operand of MEM_REF and TARGET_MEM_REF.
2851 (expand_expr_real_1): Likewise.
2853 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2855 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2856 reload dump is requested.
2858 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2861 * trans-mem.c (requires_barrier): Call may_be_aliased.
2863 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2865 PR tree-optimization/51877
2866 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2867 call arguments and fndecls compare equal, instead return false if they
2868 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2869 both SSA_NAMEs that are valueized the same, or they satisfy
2872 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2874 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2876 * configure: Regenerate.
2878 2012-01-16 Jan Hubicka <jh@suse.cz>
2882 * convert.c (convert_to_integer): Use fold_convert for
2883 converting an INTEGER_CST to integer type.
2885 2012-01-16 Jason Merrill <jason@redhat.com>
2888 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2890 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2893 * config/s390/s390.c (s390_chunkify_start): Don't skip
2894 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2895 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2896 If insn is followed by NOTE_INSN_VAR_LOCATION or
2897 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2898 Don't use location of note insns.
2900 PR tree-optimization/51865
2901 * tree-inline.c (tree_function_versioning): Call remap_decl
2902 on DECL_RESULT whenever it has VOID_TYPE_P type.
2904 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2906 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2907 for calls to locally-binding MIPS16 functions if only the return
2908 type uses float regs.
2910 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2911 Richard Sandiford <rdsandiford@googlemail.com>
2913 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2914 (SYMBOL_32_HIGH): Likewise.
2915 (mips_output_tls_reloc_directive): Declare.
2916 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2917 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2918 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2919 (mips_lo_relocs, mips_hi_relocs): Make extern.
2920 (mips16_stub_function): Move up file.
2921 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2922 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2923 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2924 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2925 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2926 (mips_get_tp): Add MIPS16 support.
2927 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2928 Generalize DTPREL and TPREL handling.
2929 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2930 Add MIPS16 TLS support.
2931 (mips_output_tls_reloc_directive): New function.
2932 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2933 * config/mips/predicates.md (symbolic_operand_with_high)
2934 (tls_reloc_operand): New predicates.
2935 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2936 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2937 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2938 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2939 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2940 (*tls_get_tp_mips16_call_<mode>): Likewise.
2942 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2944 PR rtl-optimization/51821
2945 * recog.c (peep2_find_free_register): Determine clobbered registers
2948 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2951 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2952 * config/avr/avr.c: Likewise.
2953 * config/avr/avr.h: Likewise.
2955 2012-01-13 Ian Lance Taylor <iant@google.com>
2958 * tree.h (TYPE_QUALS): Add cast to int.
2959 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2961 2012-01-13 Ian Lance Taylor <iant@google.com>
2963 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2964 comparing param_index to VEC_length result.
2966 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2968 * c-decl.c: Do not include tree-mudflap.h
2969 * tree-optimize.c: Likewise.
2970 * Makefile.in: Update dependencies.
2972 2012-01-13 Richard Guenther <rguenther@suse.de>
2975 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2976 variable-sized result always use RSO.
2978 2012-01-12 DJ Delorie <dj@redhat.com>
2980 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2981 pointer type, not just the default pointer type.
2983 2012-01-09 Richard Henderson <rth@redhat.com>
2984 Denis Chertykov <chertykov@gmail.com>
2987 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2988 * config/avr/avr.c (avr_can_eliminate): Simplify.
2989 (avr_initial_elimination_offset): Likewise.
2990 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2991 (expand_epilogue): Likewise.
2992 (avr_legitimize_address): Gut.
2993 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2994 (avr_hard_regno_nregs): New.
2995 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2996 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2997 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2998 add soft frame pointer.
2999 (CALL_USED_REGISTERS): Likewise.
3000 (REG_CLASS_CONTENTS): Likewise.
3001 (REGISTER_NAMES): Likewise.
3002 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3003 (HARD_FRAME_POINTER_REGNUM): New.
3004 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3005 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3006 remove the HARD_FRAME_POINTER self-elimination.
3008 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3011 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3012 DECL_EXTERNAL when checking for initializers of progmem variables.
3014 2012-01-12 Ira Rosen <irar@il.ibm.com>
3016 PR tree-optimization/51799
3017 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3018 that the last operation is a type demotion.
3020 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3023 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3025 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3028 * combine.c (distribute_notes): If i3 is a noreturn call,
3029 allow old_size to be equal to args_size and make sure the
3030 noreturn call gets REG_ARGS_SIZE note.
3031 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3032 on noreturn calls even when the delta is 0.
3034 2012-01-11 Nathan Sidwell <nathan@acm.org>
3036 * gcov.c (STRING_SIZE): Remove.
3037 (generate_results): Erase annotations for source files with no
3038 coverage information.
3040 (output_lines): Use it.
3042 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3044 * gimple.h (gimplify_body): Remove first argument.
3045 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3046 pointer set here, instead just pass DATA to walk_tree.
3047 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3048 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3049 (unvisit_body): Likewise, but with unmark_visited.
3050 (gimplify_body): Remove BODY_P argument and adjust.
3051 (gimplify_function_tree): Adjust call to gimplify_body.
3052 * omp-low.c (finalize_task_copyfn): Likewise.
3054 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3056 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3057 (build_function_type_skip_args): Delete.
3058 * tree.c (build_function_type_skip_args): Make static and add
3059 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3060 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3061 pass it to build_function_type_skip_args.
3062 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3063 (tree_function_versioning): Likewise.
3064 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3065 build_function_decl_skip_args.
3066 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3067 and pass it to build_function_decl_skip_args/tree_function_versioning.
3068 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3069 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3070 * trans-mem.c (ipa_tm_create_version): Likewise.
3071 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3072 * tree-inline.c (declare_return_variable): Remove always-true test.
3073 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3074 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3075 * ipa-split.c (split_function): Skip the return value for the split
3076 part if it doesn't return.
3078 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3080 PR tree-optimization/49642
3081 * ipa-split.c (forbidden_dominators): New variable.
3082 (check_forbidden_calls): New function.
3083 (dominated_by_forbidden): Likewise.
3084 (consider_split): Check for forbidden dominators.
3085 (execute_split_functions): Initialize and free forbidden
3086 dominators info; call check_forbidden_calls.
3088 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3090 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3092 2012-01-11 Nick Clifton <nickc@redhat.com>
3094 * config/rx/rx.md (return): Define pattern.
3096 2012-01-11 Richard Guenther <rguenther@suse.de>
3098 * doc/extend.texi (malloc attribute): Adjust according to
3101 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3102 Patrick Marlier <patrick.marlier@gmail.com>
3105 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3106 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3107 (ipa_tm_note_irrevocable): Same.
3108 (ipa_tm_scan_irr_block): Same.
3109 (ipa_tm_decrement_clone_counts): Same.
3110 (ipa_tm_scan_irr_function): Same.
3111 (ipa_tm_create_version_alias): Same.
3112 (ipa_tm_create_version): Same.
3113 (ipa_tm_transform_calls_redirect): Same.
3114 (ipa_tm_transform_calls): Same.
3115 (ipa_tm_transform_transaction): Same.
3116 (ipa_tm_execute): Same.
3118 2012-01-10 Richard Guenther <rguenther@suse.de>
3121 * opts.c (common_handle_option): Handle -Werror.
3123 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3125 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3128 2012-01-10 Jason Merrill <jason@redhat.com>
3130 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3133 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3135 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3136 supports R_386_TLS_GD_PLT reloc.
3137 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3138 supports R_386_TLS_LDM_PLT reloc.
3139 * configure: Regenerate.
3140 * config.in: Regenerate.
3142 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3145 Extend __pgmx semantics to linearize memory.
3146 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3147 determine if code comes inline or from libgcc.
3148 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3149 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3150 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3151 (movmemx_qi, movmemx_hi): New insns.
3152 (xload_<mode>_libgcc): Rewrite to new insn condition.
3153 (xload_<mode>): Remove insns.
3154 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3155 cases that don't satisfy avr_xload_libgcc_p().
3156 (avr_addr_space_convert): Allow converting in any direction.
3157 (avr_addr_space_subset_p): Return always true.
3158 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3159 (avr_emit_movmemhi): Ditto.
3160 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3161 (avr_out_movmem): Ditto.
3162 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3163 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3164 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3165 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3166 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3168 2012-01-10 Richard Guenther <rguenther@suse.de>
3170 PR tree-optimization/50913
3171 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3172 Require data-refs to be representable by Graphite with respect
3175 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3177 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3178 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3180 2012-01-10 Tom de Vries <tom@codesourcery.com>
3182 PR rtl-optimization/51271
3183 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3184 handling annulled branch.
3186 2012-01-10 Richard Henderson <rth@redhat.com>
3188 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3189 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3190 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3191 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3192 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3193 arm_expand_vec_perm_const): New.
3194 * config/arm/arm-protos.h: Update.
3195 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3196 (*neon_vswp<VDQX>): New.
3197 (neon_vcombine<VDX>): Use neon_split_vcombine.
3198 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3199 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3200 (vec_perm<VE>): New.
3202 2012-01-10 Richard Henderson <rth@redhat.com>
3204 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3205 use it if reload_completed.
3206 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3207 arm_output_asm_insn, arm_process_output_memory_barrier,
3208 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3209 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3210 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3211 arm_process_output_sync_insn, arm_output_sync_insn,
3212 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3213 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3214 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3215 (emit_unlikely_jump): New.
3216 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3217 (arm_split_atomic_op): New.
3218 * config/arm/arm-protos.h: Update.
3219 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3220 (struct arm_sync_generator): Remove.
3221 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3222 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3223 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3224 (VUNSPEC_LL, VUNSPEC_SC): New.
3225 (sync_result, sync_memory, sync_required_value, sync_new_value,
3226 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3227 (attr length): Don't use arm_sync_loop_insns.
3228 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3229 (movsfcc, movdfcc): Likewise.
3230 * config/arm/constraints.md (Ua): New.
3231 * config/arm/prediates.md (mem_noofs_operand): New.
3232 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3233 (sync_clobber, sync_t2_reqd): Remove.
3234 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3235 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3236 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3237 (arm_sync_compare_and_swap<SIDI>): Remove.
3238 (arm_sync_compare_and_swap<NARROW>): Remove.
3239 (arm_sync_lock_test_and_set<SIDI>): Remove.
3240 (arm_sync_lock_test_and_set<NARROW>): Remove.
3241 (arm_sync_new_<syncop><SIDI>): Remove.
3242 (arm_sync_new_<syncop><NARROW>): Remove.
3243 (arm_sync_new_nand<SIDI>): Remove.
3244 (arm_sync_new_nand<NARROW>): Remove.
3245 (arm_sync_old_<syncop><SIDI>): Remove.
3246 (arm_sync_old_<syncop><NARROW>): Remove.
3247 (arm_sync_old_nand<SIDI>): Remove.
3248 (arm_sync_old_nand<NARROW>): Remove.
3249 (*memory_barrier): Merge arm_output_memory_barrier.
3250 (atomic_compare_and_swap<QHSD>): New.
3251 (atomic_compare_and_swap<NARROW>_1): New.
3252 (atomic_compare_and_swap<SIDI>_1): New.
3253 (atomic_exchange<QHSD>): New.
3254 (cas_cmp_operand, cas_cmp_str): New.
3255 (atomic_op_operand, atomic_op_str): New.
3256 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3257 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3258 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3259 (arm_load_exclusive<NARROW>): New.
3260 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3261 (arm_store_exclusive<QHSD>): New.
3263 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3265 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3266 reload patterns if -mvsx-scalar-memory.
3268 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3269 generated, even -mno-vsx-scalar-double was used.
3270 (vsx_xscvdpsp_scalar): Likewise.
3271 (vsx_xscvspdp_scalar2): Likewise.
3273 2012-01-09 Tom de Vries <tom@codesourcery.com>
3274 Andrew Pinski <apinski@cavium.com>
3277 * reorg.c (fill_slots_from_thread): Don't speculate
3278 frame-related insns.
3280 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3282 * sched-int.h (bb_note): Move to...
3283 * basic-block.h: ...here.
3284 * haifa-sched.c (bb_note): Move to...
3285 * cfgrtl.c: ...here.
3286 * function.c (next_block_for_reg): New function.
3287 (move_insn_for_shrink_wrap): Likewise.
3288 (prepare_shrink_wrap): Rewrite to use the above.
3290 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3292 * gimple.c (is_gimple_non_addressable): Remove.
3293 * gimple.h: Remove is_gimple_non_addressable.
3294 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3295 is_gimple_non_addressable.
3296 * trans-mem.c (expand_assign_tm): Same.
3298 2012-01-09 Richard Guenther <rguenther@suse.de>
3300 PR tree-optimization/51775
3301 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3302 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3304 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3306 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3308 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3310 2012-01-09 Richard Guenther <rguenther@suse.de>
3312 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3314 2012-01-08 Jan Hubicka <jh@suse.cz>
3316 PR tree-optimize/51680
3317 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3318 on when known_vals needs to be computed; cleanup.
3320 2012-01-08 Jan Hubicka <jh@suse.cz>
3322 PR tree-optimize/51694
3323 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3325 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3327 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3328 for -std=c++98 and -std=c++11 too.
3330 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3332 * cfgloop.c (cancel_loop): Add free() of bbs array.
3334 2012-01-07 Jan Hubicka <jh@suse.cz>
3336 PR tree-optimization/51600
3337 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3338 that benefits small functions.
3340 2012-01-07 Jan Hubicka <jh@suse.cz>
3342 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3344 2012-01-07 Jan Hubicka <jh@suse.cz>
3346 PR tree-optimization/51680
3347 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3348 whose inlining reduce unit size.
3350 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3353 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3354 Add canonical node to containing_mem chain after the non-canonical
3355 one, even if there weren't any locs to propagate.
3356 (remove_useless_values): Keep only canonical values.
3357 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3358 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3359 canonicalize mem_chain elements that are not discarded.
3361 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3364 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3365 before emitting functions.
3367 PR gcov-profile/50127
3368 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3369 clear_aux_for_blocks.
3371 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3374 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3376 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3378 * c-decl.c (ext_block): Moved up.
3379 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3381 2012-01-06 Han Shen <shenhan@google.com>
3383 Translate built-in include paths for sysroot.
3384 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3385 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3387 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3388 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3390 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3391 control whether sysroot should be prepended to gxx include dir.
3393 * configure: Regenerate.
3395 2012-01-06 Torvald Riegel <triegel@redhat.com>
3397 PR rtl-optimization/51771
3398 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3399 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3401 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3403 PR tree-optimization/51315
3404 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3405 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3407 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3410 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3411 for shrp pattern. Correctly handle and fixup shift variable.
3412 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3414 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3417 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3418 note when !ACCUMULATE_OUTGOING_ARGS.
3420 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3422 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3424 (extract_range_from_unary_expr_1): Avoid useless computations.
3426 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3428 PR rtl-optimization/51767
3429 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3430 of jump_block and add an extra edge for degenerated asm gotos.
3433 * stmt.c (check_unique_operand_names): Don't ICE during error
3434 reporting if i is from labels chain.
3437 * profile.c (branch_prob): Split bbs that have exit edge
3438 and need a fake entry edge too.
3440 2012-01-05 Jan Hubicka <jh@suse.cz>
3443 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3446 2012-01-05 Richard Guenther <rguenther@suse.de>
3449 * tree-streamer-out.c (write_ts_optimization): New function.
3450 (streamer_write_tree_body): Call it.
3451 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3452 (streamer_read_tree_body): Call it.
3453 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3455 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3458 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3459 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3460 in_cleanup_point_expr before gimplify_stmt call and restore it
3462 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3463 in_cleanup_point_expr is false.
3465 2012-01-05 Richard Guenther <rguenther@suse.de>
3468 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3470 * toplev.c (process_options): Reject combining mudflap and LTO.
3471 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3473 2012-01-05 Richard Guenther <rguenther@suse.de>
3475 PR tree-optimization/51760
3476 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3478 (bit_value_unop): Handle UNDEFINED operands.
3479 (bit_value_binop): Likewise.
3481 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3483 * config/avr/avr.c (avr_replace_prefix): Remove.
3484 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3485 (avr_asm_function_rodata_section): Ditto.
3486 (avr_asm_select_section): Ditto.
3488 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3490 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3493 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3496 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3497 calls that have any non-fake successor edges.
3500 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3502 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3504 PR tree-optimization/51624
3505 * tree-sra.c (build_ref_for_model): When replicating a chain of
3506 COMPONENT_REFs, stop as soon as the offset would become negative.
3508 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3511 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3512 in .debug_loc on the floor.
3514 2012-01-04 Andrew Pinski <apinski@cavium.com>
3516 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3518 2012-01-04 Andrew Pinski <apinski@cavium.com>
3519 Adam Nemet <anemet@caviumnetworks.com>
3521 * config/mips/mips.md (size): Add SI and DI.
3522 (SIZE): New mode attribute.
3523 (U): New code attribute.
3524 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3525 (mips_lbux_<mode>): Delete.
3526 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3527 (mips_lhx): Use gen_mips_lhx_extsi.
3528 (mips_lhx_<mode>): Delete.
3530 (mips_l<size>x): New expand.
3531 (mips_lwx_<mode>): Delete.
3532 (mips_l<GPR:size>x_<P:mode>): New pattern.
3533 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3534 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3535 * config/mips/mips.c (mips_lx_address_p): New function.
3536 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3537 (dsp64): New availability predicate.
3538 (mips_builtins): Add an entry for __builtin_mips_ldx.
3539 * config/mips/mips.h (ISA_HAS_LBX): New define.
3540 (ISA_HAS_LBUX): Likewise.
3541 (ISA_HAS_LHX): Likewise.
3542 (ISA_HAS_LHUX): Likewise.
3543 (ISA_HAS_LWX): Likewise.
3544 (ISA_HAS_LWUX): Likewise.
3545 (ISA_HAS_LDX): Likewise.
3546 * doc/extend.texi (__builtin_mips_ldx): Document.
3548 2012-01-04 Tristan Gingold <gingold@adacore.com>
3550 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3551 when long pointers are used.
3552 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3553 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3554 (ia64-hp-*vms*): Remove.
3555 * config/vms/xm-vms64.h: Delete.
3557 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3560 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3562 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3564 * opts.c (finish_options): Remove duplicate sorry.
3566 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3569 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3572 2012-01-04 Richard Guenther <rguenther@suse.de>
3575 * tree.c (size_low_cst): New function.
3576 * tree.h (size_low_cst): Declare.
3577 * fold-const.c (fold_comparison): Use it to extract the low
3578 part of the POINTER_PLUS_EXPR offset.
3580 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3582 Fix clearing ZERO_REG
3583 * config/avr/avr.md (cc): Add alternative "ldi".
3584 (movqi_insn): Use it in cc attribute.
3585 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3586 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3587 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3589 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3591 * configure: Regenerate.
3593 2012-01-04 Richard Guenther <rguenther@suse.de>
3595 PR tree-optimization/49651
3596 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3597 (var_can_have_subvars): Use it.
3598 (get_constraint_for_1): Only consider subfields if there can be any.
3600 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3603 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3604 to its new canonical_cselib_val and the cselib_val was in
3605 first_containing_mem chain, but the canonical_cselib_val was not,
3606 add the latter into the chain.
3607 (cselib_invalidate_mem): Compare canonical_cselib_val of
3608 addr_list chain elt with v.
3611 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3612 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3614 (output_macinfo_op): Don't ggc_strdup fd->filename.
3615 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3616 then ggc_strdup it. Don't free inc->info or cur->info.
3617 (output_macinfo): Don't free ref->info or file->info.
3619 2012-01-03 Ira Rosen <irar@il.ibm.com>
3621 PR tree-optimization/51269
3622 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3623 first_niters a pointer.
3624 (slpeel_tree_peel_loop_to_edge): Likewise.
3625 (vect_do_peeling_for_loop_bound): Update call to
3626 slpeel_tree_peel_loop_to_edge.
3627 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3628 here. Remove it from the parameters list.
3629 (vect_do_peeling_for_alignment): Update calls and compute
3632 2012-01-03 Richard Guenther <rguenther@suse.de>
3634 PR tree-optimization/51070
3635 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3636 Properly handle calls.
3638 2012-01-03 Richard Guenther <rguenther@suse.de>
3640 PR tree-optimization/51692
3641 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3642 the LHS of allocation stmts.
3644 2012-01-03 Olivier Hainque <hainque@adacore.com>
3646 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3648 2012-01-03 Olivier Hainque <hainque@adacore.com>
3650 * collect2.c (main): In AIX specific computations for vector
3651 insertions, use CONST_CAST2 to cast from char ** to const char **.
3653 2012-01-03 Richard Guenther <rguenther@suse.de>
3656 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3657 the context of a limbo DIE when it does not already exist.
3659 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3661 PR tree-optimization/51719
3662 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3663 but direct call is, clear direct call's lhs and don't add fallthrough
3664 edge from dcall_bb to join_bb and PHIs.
3666 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3668 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3669 the instructions emitted by the pattern.
3670 ("*TDC_insn_<mode>"): Add comment.
3672 2012-01-03 Richard Guenther <rguenther@suse.de>
3675 * fold-const.c (fold_comparison): Properly canonicalize
3676 tree offset and HOST_WIDE_INT bit position.
3678 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3680 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3681 operands for extzv pattern.
3683 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3686 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3689 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3691 * doc/invoke.texi (-flto and related options): Copy-edit.
3693 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3695 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3697 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3699 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3702 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3704 * expr.h (move_by_pieces_ninsns): Declare.
3705 * expr.c (move_by_pieces_ninsns): Make external.
3706 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3707 (mips_store_by_pieces_p): Likewise.
3708 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3709 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3710 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3711 (mips_store_by_pieces_p): Likewise.
3713 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3715 * passes.c (register_one_dump_file): Free full_name.
3717 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3718 (calculate_elim_costs_all_insns): Free offsets_at and
3719 offsets_known_at at the end and clear the pointers.
3721 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3723 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3724 this option introduced in r180739.
3726 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3729 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3730 (tmake_file target=avr): Add avr/t-multilib.
3732 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3733 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3734 * config/avr/genmultilib.awk: New file.
3735 * config/avr/t-multilib: New auto-generated file.
3736 * config/avr/multilib.h: New auto-generated file.
3737 * config/avr/t-avr (AVR_MCUS): New variable.
3738 (genopt.sh): Use it.
3739 (s-mlib): Depend on t-multilib.
3740 (t-multilib, multilib.h): New dependencies.
3741 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3742 (MULTILIB_OPTIONS): Remove.
3743 (MULTILIB_MATCHES): Remove.
3744 (MULTILIB_DIRNAMES): Remove.
3745 (MULTILIB_EXCEPTIONS): Remove:
3746 * config/avr/genopt.sh: Don't use hard coded file name;
3747 pass AVR_MCUS from t-avr instead.
3749 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3751 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3753 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3755 Implement light-weight DImode support.
3756 * config/avr/avr-dimode.md: New file.
3757 * config/avr/avr.md: Include it.
3758 (adjust_len): Add plus64, compare64.
3759 (HIDI): Remove code iterator.
3760 (code_stdname): New code attribute.
3761 (rotx, rotsmode): Remove DI.
3762 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3764 * config/avr/avr-protos.h (avr_have_dimode): New.
3765 (avr_out_plus64, avr_out_compare64): New.
3766 * config/avr/avr.c (avr_out_compare): Handle DImode.
3767 (avr_have_dimode): New variable definition and initialization.
3768 (avr_out_compare64, avr_out_plus64): New functions.
3769 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3770 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3771 (avr_compare_pattern): Skip DImode comparisons.
3773 2012-01-02 Revital Eres <revital.eres@linaro.org>
3775 * ddg.c (def_has_ccmode_p): New function.
3776 (add_cross_iteration_register_deps,
3777 create_ddg_dep_from_intra_loop_link): Call it.
3779 2012-01-02 Richard Guenther <rguenther@suse.de>
3782 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3784 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3786 * gcc.c (process_command): Update copyright notice dates.
3787 * gcov.c (print_version): Likewise.
3788 * gcov-dump.c (print_version): Likewise.
3789 * mips-tfile.c (main): Likewise.
3790 * mips-tdump.c (main): Likewise.
3792 2012-01-01 Ira Rosen <irar@il.ibm.com>
3794 PR tree-optimization/51704
3795 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3796 a use is inside the basic block or loop before accessing its vect info.
3798 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3800 PR rtl-optimization/51069
3801 * cfgloopmanip.c (remove_path): Removing path making irreducible
3802 region unconditional makes BB part of the region.
3804 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3806 PR tree-optimization/51683
3807 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3808 calls with side-effects.
3809 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3811 Copyright (C) 2012 Free Software Foundation, Inc.
3813 Copying and distribution of this file, with or without modification,
3814 are permitted in any medium without royalty provided the copyright
3815 notice and this notice are preserved.