1 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4 * tree-vect-generic.c (vector_element): Perform multiplication
5 for pos in bitsizetype type instead of idx type.
7 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9 Backport from 2012-03-28 mainline r185910.
12 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
13 (avr_builtin_decl): New static function.
14 (struct avr_builtin_description, avr_bdesc): Move up.
15 Add GTY marker. Add field fndecl. Remove redundant field id.
16 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
17 (avr_expand_builtin): Code cleanup because .id is removed.
19 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
22 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
25 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
27 Backport from 2012-03-28 mainline r185907.
30 * config.gcc (tm_file): Remove avr/multilib.h.
32 * doc/invoke.texi (AVR Options): Adjust
33 documentation of -mtiny-stack.
35 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
36 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
37 * config/avr/t-avr: Remove generation of multilib.h.
38 * config/avr/t-multilib: Regenerate.
39 * config/avr/multilib.h: Remove.
40 * config/avr/avr.opt (-msp8): New option.
41 (avr_sp8): New variable.
42 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
43 * config/avr/avr.h (AVR_HAVE_SPH): New define.
44 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
45 (avr_device_to_sp8): New prototype.
46 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
47 (DRIVER_SELF_SPECS): New define.
48 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
49 __AVR_SP8__, __AVR_HAVE_SPH__.
50 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
51 AVR_HAVE_8BIT_SP to decide if SP_H is present.
52 (avr_file_start): Ditto.
54 2012-03-28 Jakub Jelinek <jakub@redhat.com>
57 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
58 instead of 8 in adjust_address.
60 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
62 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
63 of a unit before computing the offset in units.
65 2012-03-27 Richard Guenther <rguenther@suse.de>
68 * fold-const.c (try_move_mult_to_index): Handle &x.array more
71 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
74 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
76 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
79 * varasm.c: Include pointer-set.h.
80 (pending_assemble_externals_set): New pointer set.
81 (process_pending_assemble_externals): Destroy the pointer set.
82 (assemble_external): See if decl is in pending_assemble_externals_set,
83 and add it to pending_assemble_externals if necessary.
84 (init_varasm_once): Allocate pending_assemble_externals_set.
86 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
88 Backported from mainline
89 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
92 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
93 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
94 (vector_ltgt<mode>): Likewise.
95 (vector_ordered<mode>): Likewise.
96 (vector_unordered<mode>): Likewise.
97 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
99 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
101 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
104 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
106 Backported from mainline
107 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
111 * config/sh/sh.c (sh_register_move_cost): Increase cost between
112 GENERAL_REGS and FP_REGS for SImode.
114 2012-03-22 Jakub Jelinek <jakub@redhat.com>
117 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
118 on any new_local_var_chain vars declared during recursing on
119 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
121 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
123 Backport from 2012-03-22 mainline r185692.
126 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
127 (unspecv): Add UNSPECV_MEMORY_BARRIER.
128 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
129 (delay_cycles_1, delay_cycles_2): Ditto.
130 (delay_cycles_3, delay_cycles_4): Ditto.
131 (nopv, *nopv): Ditto.
132 (sleep, *sleep): Ditto.
135 Backport from 2012-03-21 mainline r185605.
137 PR rtl-optimization/52543
139 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
140 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
141 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
142 (avr_load_libgcc_p): Restrict to __flash loads.
143 (avr_out_lpm): Only handle 1-byte loads from __flash.
144 (avr_load_lpm): New function.
145 (avr_find_unused_d_reg): Remove.
146 (avr_out_lpm_no_lpmx): Remove.
147 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
148 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
149 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
150 (load_<mode>, load_<mode>_clobber): New insns.
151 (mov<mode>): For multi-byte move from non-generic
152 16-bit address spaces: Expand to load_<mode> resp.
154 (load<mode>_libgcc): Remove expander.
155 (split-lpmx): Remove split.
157 Backport from 2012-03-13 mainline r185329.
160 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
161 offset (size) to a value the insns can deal with.
162 (expand_epilogue): Ditto.
164 Backport from 2012-03-12 mainline r185256.
167 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
168 type from reg_class_t to enum reg_class.
169 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
171 Backport from 2012-03-12 mainline r185253.
174 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
175 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
176 r184615 from 2012-02-28.
178 Backport from 2012-03-08 mainline r185105.
180 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
181 for constants in [-63,63].
183 Backport from 2012-03-08 mainline r185100.
186 * config/avr/avr.c (avr_mem_clobber): New static function.
187 (avr_expand_delay_cycles): Add memory clobber operand to
188 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
189 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
190 (enable_interrupt, disable_interrupt): New expander.
191 (nopv, sleep, wdr): New expanders.
192 (delay_cycles_1): Add memory clobber.
193 (delay_cycles_2): Add memory clobber.
194 (delay_cycles_3): Add memory clobber.
195 (delay_cycles_4): Add memory clobber.
196 (cli_sei): New insn from former "enable_interrupt",
197 "disable_interrupt" with memory clobber.
198 (*wdt): New insn from former "wdt" with memory clobber.
199 (*nopv): Similar, but for "nopv".
200 (*sleep): Similar, but for "sleep".
202 Backport from 2012-03-07 mainline r185043.
205 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
207 Backport from 2012-03-07 mainline r185032.
210 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
211 to: RAMPZ, RAMPY, RAMPX, RAMPD.
212 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
214 Backport from 2012-03-07 mainline r185031.
217 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
219 * config/avr/avr.md (xload_8): Adjust insn length.
221 Backport from 2012-03-07 mainline r185030.
224 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
225 if RAMPZ affects reading from RAM.
227 Backport from 2012-03-05 mainline r184919.
229 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
231 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
233 Backport from mainline r185259.
236 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
237 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
239 2012-03-22 Jakub Jelinek <jakub@redhat.com>
241 Backported from mainline
242 2012-03-13 Jakub Jelinek <jakub@redhat.com>
245 * c-parser.c (c_parser_postfix_expression)
246 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
248 * config/i386/smmintrin.h: Avoid /* within a comment.
249 * config/i386/nmmintrin.h: Likewise.
251 2012-03-22 Richard Guenther <rguenther@suse.de>
253 * BASE-VER: Set to 4.7.1.
254 * DEV-PHASE: Set to prerelease.
256 2012-03-22 Release Manager
258 * GCC 4.7.0 released.
260 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
262 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
264 2012-03-15 Jakub Jelinek <jakub@redhat.com>
265 Andrew Pinski <apinski@cavium.com>
268 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
269 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
270 calls instead of __builtin_ir{int,ound}*.
272 2012-03-14 Jakub Jelinek <jakub@redhat.com>
275 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
278 2012-03-13 Joseph Myers <joseph@codesourcery.com>
280 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
281 Refer to GCC 4.7 version of c99status.html.
283 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
285 Backport from mainline
286 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
288 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
289 redefine to be NULL if the current bit-size is different from the
292 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
293 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
294 set the default tuning. Add asserts to make sure the cpu and tune
295 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
296 test whether the index is set, instead of > 0.
297 (rs6000_file_start): Do not reset the default cpu if the current
298 bit-size is different from the configured bit-size.
300 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
302 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
304 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
305 Update binutils references.
306 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
307 Update binutils reference.
308 Update Sun as/GNU ld caveat.
309 Document binutils largefile requirement for LTO plugin.
310 Remove reference to alternate libpthread.
312 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
314 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
316 (Specific, mips-sgi-irix6): Likewise.
318 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
320 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
321 * configure: Regenerate.
323 2012-03-07 Richard Henderson <rth@redhat.com>
325 * config/m68k/m68k.h (ISA_HAS_TAS): New.
326 * config/m68k/sync.md (atomic_test_and_set): Use it.
327 (atomic_test_and_set_1): Likewise.
329 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
332 * Makefile.in: Let install-gcc-ar depend on installdirs, gcc-ar$(exeext),
333 gcc-nm$(exeext), gcc-ranlib$(exeext).
334 Don't double canonicalize if cross-compiling.
336 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
338 * trans-mem.c: New typedef for tm_region_p.
339 Define vector types for tm_region_p.
340 (tm_region_init): Replace region_worklist to a vector called
343 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
346 * trans-mem.c (tm_region_init): Use last_basic_block.
348 2012-03-05 Richard Henderson <rth@redhat.com>
351 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
352 * omp-low.c (expand_omp_atomic): Assume anything aligned to
353 BIGGEST_ALIGNMENT is aligned.
355 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
357 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
359 2012-03-05 Richard Henderson <rth@redhat.com>
362 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
363 instead of calling negqi2 directly.
365 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
367 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
368 (INTMAX_TYPE): Use it.
369 (UINTMAX_TYPE): Likewise.
370 (SUBTARGET_OVERRIDE_OPTIONS): Define.
371 (irix6_c_common_override_options): Declare.
372 (C_COMMON_OVERRIDE_OPTIONS): Define.
373 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
374 * config/mips/irix6-c.c: New file.
375 * config/mips/t-irix6 (irix6-c.o): New target.
376 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
379 2012-03-02 Richard Henderson <rth@redhat.com>
381 * optabs.c (expand_atomic_test_and_set): Honor
382 atomic_test_and_set_trueval even when atomic_test_and_set
385 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
387 Backport from mainline
388 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
390 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
392 2012-03-02 Richard Guenther <rguenther@suse.de>
394 * DEV-PHASE: Set to prerelease.
396 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
398 * config.gcc (obsolete): Add all ARM targets using the FPA.
399 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
400 * doc/install.texi: Avoid references to obsolete ARM ports.
402 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
404 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
406 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
407 Joern Rennecke <joern.rennecke@embecosm.com>
409 * doc/extend.texi: Expand and update information on interrupt
410 attribute for Epiphany.
412 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
414 * config/sh/sh-protos.h: Update copyright notice dates.
415 * config/sh/sh.h: Likewise.
416 * config/sh/sh.md: Likewise.
417 * config/sh/constraints.md: Likewise.
418 * config/sh/predicates.md: Likewise.
420 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
422 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
423 * config/sh/sh.c (tertiary_reload_operand): Likewise.
425 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
427 * config/sh/constraints.md: Fix comment typo.
429 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
432 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
433 unsigned HOST_WIDE_INT.
434 (zvdep_imm64): Likewise.
435 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
436 (vdepi_and): Likewise.
437 Likewise for unamed 64-bit patterns.
438 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
440 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
443 PR rtl-optimization/52417
444 * cselib.c (cselib_any_perm_equivs): New variable.
445 (cselib_reset_table): Check that it's not set when not
446 preserving constants.
447 (cselib_add_permanent_equiv): Set it.
448 (cselib_have_permanent_equivalences): New.
449 (cselib_init, cselib_finish): Reset it.
450 * cselib.h (cselib_have_permanent_equivalences): Declare.
451 * alias.c (get_addr): Restore earlier behavior when there
452 aren't permanent equivalences.
454 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
456 * config/mn10300/mn10300-modes.def: Fix copyright notice.
457 * config/v850/v850-modes.def: Fix copyright notice.
459 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
461 * doc/extend.texi (AVR Built-in Functions): Document
462 __builtin_avr_flash_segment.
464 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
465 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
466 (*split.flash_segment): New insn-and-split.
467 * config/avr/avr.c (avr_init_builtins): Add local variables:
468 const_memx_void_node, const_memx_ptr_type_node,
469 char_ftype_const_memx_ptr.
471 2012-03-01 Jakub Jelinek <jakub@redhat.com>
473 PR tree-optimization/52445
474 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
475 add ssa_name_ver, offset and size fields and change store field
477 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
478 (add_or_mark_expr): Likewise. Only consider previous stores
479 with the same size and offset.
480 (nt_init_block): Only look at gimple_assign_single_p stmts,
481 doesn't look at rhs2.
483 2012-03-01 Richard Guenther <rguenther@suse.de>
486 * tree-cfg.c (verify_gimple_assign_unary): Allow any
487 conversions from integral types to pointer types.
489 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
491 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
492 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
493 unintentionally removed in r184616.
495 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
497 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
500 2012-02-29 Jakub Jelinek <jakub@redhat.com>
501 Uros Bizjak <ubizjak@gmail.com>
504 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
505 alternatives, add "e" constraint to the new last alternative
506 and ! to last 3 alternatives.
508 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
510 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
511 DW_AT_artificial attributes at the end of the processing.
512 (gen_array_type_die): Likewise.
513 (gen_enumeration_type_die): Likewise.
514 (gen_struct_or_union_type_die): Likewise.
515 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
518 2012-02-29 Jakub Jelinek <jakub@redhat.com>
521 * expr.c (expand_assignment): If doing misaligned store that doesn't
522 cover all mode bits, perform a RMW cycle.
524 PR tree-optimization/52429
525 * tree-parloops.c (separate_decls_in_region_debug): Return early
526 if var is LABEL_DECL.
528 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
530 PR tree-optimization/52424
531 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
532 calling dom_thread_across_edge.
534 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
536 * config/avr/avr.c: Move definition of TARGET macros to end of file.
538 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
540 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
541 * config/avr/avr.c (avr_output_bld): Remove unused function.
542 (avr_out_sbxx_branch): Use "%T" to print bit position.
544 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
546 * config/avr/avr.md: Untabify.
548 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
550 * config/avr/avr.md (eqne): New code iterator.
551 (*dec-and-branchsi): Use it in text peephole's condition.
552 (*dec-and-branchhi): Ditto.
553 (*dec-and-branchqi): Ditto.
555 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
558 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
559 the device does not have the skip-bug.
561 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
563 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
564 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
565 -mpretend-cmove): New.
567 2012-02-29 Jakub Jelinek <jakub@redhat.com>
570 * df.h (struct df_d): Adjust comment that hard_regs_live_count
571 doesn't count DEBUG_INSN refs.
572 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
575 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
579 2012-02-20 Richard Guenther <rguenther@suse.de>
580 PR tree-optimization/52298
581 * tree-vect-stmts.c (vectorizable_load): Properly use
582 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
585 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
588 * gimple.h (gimple_in_transaction): New.
589 (gimple_set_in_transaction): New.
590 (struct gimple_statement_base): Add in_transaction field.
591 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
593 (tree_ssa_lim_initialize): Compute transaction bits.
594 * tree.h (compute_transaction_bits): Protoize.
595 * trans-mem.c (tm_region_init): Use the heap to store BB
597 (compute_transaction_bits): New.
599 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
601 * gcc.c (display_help): Document --help=common and sort entries
604 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
606 * doc/install.texi: Document check-$LANG specific shortcuts
608 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
611 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
613 * config/arm/arm_neon.h: Regenerate.
614 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
615 (neon_vcgeu): New insn.
616 (neon_vcgtu): Likewise.
617 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
618 (ops): Unsigned comparison intrinsics call a different
621 2012-02-28 Richard Guenther <rguenther@suse.de>
624 * config/i386/i386.c (ix86_expand_vector_set): Fix element
625 ordering for the VEC_CONCAT for two element vectors for
626 V2SFmode, V2SImode and V2DImode.
628 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
631 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
632 detecting big-endian triplets.
634 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
636 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
637 mode if there is no type information available.
639 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
641 PR tree-optimization/53207
642 * doc/invoke.texi: Document as experimental and relying on graphite.
644 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
646 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
647 of initializer to changes from r184614.
649 2012-02-28 Richard Guenther <rguenther@suse.de>
651 PR tree-optimization/52395
652 * tree-sra.c (build_ref_for_offset): Also look at the base
653 TYPE_ALIGN when figuring out the alignment of the replacement.
655 2012-02-28 Richard Guenther <rguenther@suse.de>
657 PR tree-optimization/52402
658 * ipa-prop.c (ipa_modify_call_arguments): Properly use
659 mis-aligned types when creating the accesses at the call site.
661 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
663 * config/avr/builtins.def: New file.
664 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
665 * config/avr/avr.c (enum avr_builtin_id): Use it.
666 (avr_init_builtins): Use it. And use avr_bdesc.
667 (bdesc_1arg): Remove.
668 (bdesc_2arg): Remove.
669 (bdesc_3arg): Remove.
670 (struct avr_builtin_description): Add field n_args.
671 (avr_bdesc): New static variable using builtins.def.
672 (avr_expand_builtin): Use it.
673 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
674 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
675 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
677 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
680 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
681 match only one single hard register with respective hard reg rtx.
682 (movmemx_<mode>): Ditto.
683 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
684 insn anatomy of movmem[x]_<mode>.
685 (avr_out_movmem): Same for printing assembler and operand usage.
687 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
691 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
692 address spaces located outside of device flash.
694 * config/avr/avr.h (base_arch_s): Remove field n_segments.
695 (mcu_type_s): Add field n_flash.
696 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
697 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
698 (AVR_MCU): Add N_FLASH argument.
699 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
700 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
701 macro __FLASH<n> if that address space makes sense for the device.
702 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
703 outside of target flash.
704 (avr_asm_named_section): Ditto.
705 (avr_asm_select_section): Ditto.
706 (avr_addr_space_convert): Ditto.
707 (avr_emit_movmemhi): Ditto.
708 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
709 address space is outside of device flash.
710 (avr_insert_attributes): Ditto.
711 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
712 avr_current_arch->n_segments.
714 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
717 * config/i386/i386.md (*movabs<mode>_1): Enable only for
719 (*movabs<mode>_2): Likewise.
721 2012-02-27 Jakub Jelinek <jakub@redhat.com>
724 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
725 s_register_operand in the test instead of REG_P. Don't call
726 gen_reg_rtx if it won't be used.
728 PR tree-optimization/52376
729 * ipa-split.c (split_function): Ignore CLOBBER stmts.
731 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
733 * ifcvt.c (noce_get_condition): Check condition variable is not
734 small_register_classes_for_mode_p before accepting.
736 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
738 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
740 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
743 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
744 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
746 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
748 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
750 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
752 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
754 * config/sh/predicates.md: Remove blank lines.
755 * config/sh/sh.c: Fix typos in comments.
756 * config/sh/constraints.md: Likewise.
757 * config/sh/sh.md: Remove blank lines.
758 Fix typos in comments. Use ;; as comment characters.
760 2012-02-26 Walter Lee <walt@tilera.com>
762 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
763 (replace_mov_pcrel_step2): Ditto.
765 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
768 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
769 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
770 and locs that reference values newer than the non-canonical value
771 at hand. Return the canonical value as a worst case.
772 (memrefs_conflict_p): Walk canonical value's locs.
775 * cselib.c (preserve_only_constants): Rename to...
776 (preserve_constants_and_equivs): ... this. Split out...
777 (invariant_or_equiv_p): ... this. Preserve plus expressions
778 of other preserved expressions too.
779 (cselib_reset_table): Adjust.
780 * var-tracking.c (reverse_op): Use canonical value to build
783 2012-02-23 Kai Tietz <ktietz@redhat.com>
785 * config/i386/i386.c (ix86_delegitimize_address): Handle
786 UNSPEC_PCREL plus displacement.
788 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
791 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
792 to test for unusedness in st X addressing.
794 2012-02-24 Richard Guenther <rguenther@suse.de>
797 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
798 (is_gimple_reg_type): Move inline ...
799 * gimple.h (is_gimple_reg_type): ... here.
801 2012-02-24 Richard Guenther <rguenther@suse.de>
804 * passes.c (execute_function_todo): When verifying SSA form
805 verify gimple form first.
806 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
808 2012-02-24 Richard Guenther <rguenther@suse.de>
811 * fold-const.c (fold_addr_of_array_ref_difference): New function.
812 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
814 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
816 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
818 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
820 * tree-phinodes.c (make_phi_node): Mark static.
821 * tree-flow.h (make_phi_node): Remove extern decl.
822 * doc/gimple.texi (make_phi_node): Remove documentation.
824 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
826 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
827 * tree-ssa-sccvn.c (print_scc): Ditto.
829 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
831 * doc/passes.texi (Full redundancy elimination): Fix typo.
833 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
835 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
837 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
840 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
842 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
845 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
847 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
849 * config/avr/avr.md (code_stdname): Add ior, xor.
850 (xior): New code iterator.
851 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
852 (*<code_stdname><mode>qi.byte1-3): Ditto.
854 2012-02-23 Jakub Jelinek <jakub@redhat.com>
856 PR tree-optimization/52019
857 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
860 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
862 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
863 HAVE_INITFINI_ARRAY to work around namespace pollution in
864 certain versions of newlib system headers.
865 * config.in: Regenerate.
866 * configure: Regenerate.
867 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
868 instead of HAVE_INITFINI_ARRAY.
870 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
873 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
874 is not offsettable memory reference.
876 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
879 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
880 setting avr_need_clear_bss_p for __gnu_lto* symbols.
882 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
884 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
885 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
887 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
889 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
890 library on Solaris 8 even without TLS support.
891 * configure: Regenerate.
893 2012-02-22 Richard Guenther <rguenther@suse.de>
896 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
897 for GIMPLE_DEBUG stmts.
899 2012-02-22 Martin Jambor <mjambor@suse.cz>
902 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
903 according to the base object.
905 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
907 PR rtl-optimization/50063
908 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
909 and 2 (8-bit SP) in operand 2.
910 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
911 setup to use movhi_sp_r instead of vanilla move to write SP.
912 Adjust REG_CFA notes to superseed unspec.
913 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
915 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
916 known to be off) only with TARGET_NO_INTERRUPTS. Never use
917 irq_state 1 (IRQ known to be on) here.
919 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
921 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
923 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
924 assign_hard_reg): Likewise.
926 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
928 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
930 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
933 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
934 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
936 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
938 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
939 prototype from here to...
940 * config/avr/avr.h: ...here.
942 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
945 * thumb2.md (thumb2_shiftsi3_short): Split register and
946 immediate shifts. For register shifts tie operands 0 and 1.
947 (peephole2 for above): Check that register-controlled shifts
948 have suitably tied operands.
950 2012-02-21 Quentin Neill <quentin.neill@amd.com>
953 * config/i386/bdver1.md (bdver1_call, bdver1_push,
954 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
955 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
956 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
957 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
958 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
959 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
960 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
961 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
962 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
963 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
964 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
965 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
966 bdver1_ssevector_avx256_unaligned_load,
967 bdver1_ssevector_sse128_unaligned_load,
968 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
969 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
970 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
971 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
972 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
973 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
974 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
975 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
976 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
977 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
978 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
979 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
980 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
981 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
982 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
983 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
984 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
985 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
986 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
987 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
988 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
989 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
990 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
991 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
992 bdver1_ssediv_double_load, bdver1_ssediv_double,
993 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
994 Add "bdver2" attribute.
996 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
998 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
999 default if possible and not specified otherwise.
1001 2012-02-21 Richard Guenther <rguenther@suse.de>
1004 * gimplify.c (create_tmp_from_val): Use the main variant type
1005 for the type of the temporary we create.
1007 2012-02-21 Richard Guenther <rguenther@suse.de>
1009 PR tree-optimization/52324
1010 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1011 do not gimplify a MEM_REF address operand if it is already
1014 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1016 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1017 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1019 2012-02-21 Richard Guenther <rguenther@suse.de>
1021 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1022 nested_in_vect_loop.
1024 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1026 PR tree-optimization/52318
1027 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1028 vdef also to non-pure/const call stmts in the sequence.
1030 2012-02-20 David S. Miller <davem@davemloft.net>
1032 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1033 don't use the "rd %pc" instruction on v9 for PIC register loads.
1035 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1038 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1039 in a transaction safe function.
1041 2012-02-20 Kai Tietz <ktietz@redhat.com>
1044 * stor-layout.c (place_field): Handle desired_align for
1047 2012-02-20 Richard Guenther <rguenther@suse.de>
1049 PR tree-optimization/52298
1050 * tree-vect-stmts.c (vectorizable_store): Properly use
1051 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1053 (vectorizable_load): Likewise.
1054 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1055 Access DR_STEP after ensuring it is not NULL.
1057 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1059 PR tree-optimization/52286
1060 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1061 optimization use double_int_to_tree instead of build_int_cst_wide,
1062 rewrite to use double_int vars.
1064 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1067 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1069 Remove -e 0 from $gcc_cv_ld invocation.
1070 Only use __GLIBC_PREREQ if defined.
1071 Enable on Solaris since Solaris 8 patch.
1072 (gcc_SUN_LD_VERSION): New macro.
1073 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1074 gcc_SUN_LD_VERSION for version number format.
1075 * configure: Regenerate.
1076 * varasm.c (get_elf_initfini_array_priority_section): Set
1077 SECTION_NOTYPE for non-default priority.
1078 Use get_section instead of get_unnamed_section to emit
1079 .init_array/.fini_array with default priority.
1081 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1083 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1084 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1085 (mips_start_unique_function, mips_output_mips16_rdhwr)
1086 (mips_code_end): New functions.
1087 (TARGET_ASM_CODE_END): Define.
1089 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1091 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1092 to stubs with non-sibling calls.
1094 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1096 * doc/invoke.texi (-fira-* options): Copy-edit.
1097 (ira-* parameters): Copy-edit.
1099 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1101 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1102 GCC coding conventions.
1104 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1106 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1107 when used as adjectives.
1109 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1111 * doc/invoke.texi: Clean up "that"/"which" confusion.
1113 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1115 * system.h: Poison SMALL_REGISTER_CLASSES
1116 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1117 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1119 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1121 PR tree-optimization/52285
1122 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1123 when deciding if a call is a tail call or tail recursion.
1125 2012-02-16 Kai Tietz <ktietz@redhat.com>
1127 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1128 interger-constant displacement for UNSPEC_PCREL.
1130 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1132 PR rtl-optimization/52208
1133 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1134 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1136 PR tree-optimization/52255
1137 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1138 loop->header has virtual PHI, but exit_e->dest doesn't, add
1139 virtual PHI to exit_e->dest and adjust all uses after the loop.
1142 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1143 children with clone_tree_hash, not after it.
1145 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1147 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1148 extended identifiers.
1150 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1153 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1154 a same_body_alias, also test whether e->callee isn't a former
1155 or current clone of the decl this is a same body alias of.
1157 PR translation/52264
1158 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1160 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1162 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1164 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1167 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1168 force_reg instead of copy_to_reg for better optimization. Force
1169 non-register or memory operands into a register.
1171 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1173 * extend.texi: Reserve upper bits of memory model for future use.
1175 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1176 Anatoly Sokolov <aesok@post.ru>
1177 Eric Weddington <eric.weddington@atmel.com>
1180 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1181 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1182 Rewrite initializers for .macro.
1183 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1184 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1185 atxmega32d4, atxmega32x1.
1186 avrxmega4: atxmega64a3, atxmega64d3.
1187 avrxmega5: atxmega64a1, atxmega64a1u.
1188 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1189 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1190 avrxmega7: atxmega128a1, atxmega128a1u.
1191 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1192 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1193 (struct base_arch_s): Rename reserved to xmega_p.
1194 Rename reserved2 to have_rampd.
1195 (AVR_XMEGA): New define.
1196 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1197 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1198 * config/avr/predicates.md (io_address_operand): Take into
1200 (low_io_address_operand): Ditto.
1201 (high_io_address_operand): Ditto.
1202 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1203 (enabled, movhi_sp_r): Use them.
1204 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1205 cpp_define_formatted to built-in define __AVR_ARCH__.
1206 (__AVR_XMEGA__): New built-in define.
1207 (__AVR_HAVE_RAMPD__): New built-in define.
1208 (__AVR_HAVE_RAMPX__): New built-in define.
1209 (__AVR_HAVE_RAMPY__): New built-in define.
1210 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1212 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1213 (avr_option_override): Initialize them.
1214 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1215 (avr_init_expanders): Initialize them. No more block several calls.
1216 (emit_push_sfr): New static function.
1217 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1219 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1220 (avr_print_operand): Print addreeses as symbols for
1221 RAMPX, RAMPY, RAMPD, CCP.
1222 (output_movhi): Handle AVR_XMEGA when writing to SP.
1223 (avr_out_movhi_mr_r_xmega): New static function.
1224 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1225 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1226 __RAMPD__, __CCP__ as needed.
1228 * config/avr/multilib.h: Regenerate.
1229 * config/avr/t-multilib: Regenerate.
1230 * config/avr/avr-tables.opt: Regenerate.
1232 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1234 PR tree-optimization/50561
1235 * graphite-flattening.c (lst_project_loop): Do not
1236 remove old scattering dimensions after flattening.
1237 (lst_do_flatten): Likewise.
1239 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1241 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1242 __builtin_avr_map8, __builtin_avr_map16.
1243 Document __builtin_avr_insert_bits.
1245 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1246 (insert_bits): New insn.
1247 (adjust_len.map_bits): Rename to insert_bits.
1248 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1249 * avr-protos.h (avr_out_map_bits): Remove.
1250 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1251 * config/avr/constraints.md (Cxf,C0f): New.
1252 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1253 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1254 New built-in define __BUILTIN_AVR_INSERT_BITS.
1255 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1256 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1257 (avr_move_bits): Rewrite.
1258 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1260 (avr_map_op_t): New typedef.
1261 (avr_map_op): New static variable.
1262 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1263 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1264 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1265 (bdesc_3arg, avr_expand_triop_builtin): New.
1266 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1267 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1268 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1269 (avr_map_equal_p, avr_map_sig_p): Remove.
1270 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1271 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1272 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1273 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1274 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1275 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1277 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1279 * config/c6x/c6x.md (reserve_cycles): New attribute.
1280 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1281 don't reserve functional units after the branch occurs.
1283 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1286 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1287 functions into non-tm_pure functions.
1289 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1292 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1293 (iterative_hash_canonical_type): Likewise.
1294 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1297 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1299 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1300 sched-group insn, it either remains alone or the entire list is pruned.
1302 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1304 * doc/install.texi (Prerequisites): Fix grammar.
1305 (Configuration): Likewise.
1307 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1309 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1310 MPC as part of GCC before describing configuring with --with-gmp etc.
1311 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1312 sources are present.
1314 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1317 * dwarf2out.c (clone_tree_hash): New function.
1318 (copy_decls_walk): Use it instead of clone_tree.
1320 2012-02-14 Richard Guenther <rguenther@suse.de>
1322 PR tree-optimization/52244
1323 PR tree-optimization/51528
1324 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1325 replacements for integral types.
1327 2012-02-14 Walter Lee <walt@tilera.com>
1329 * config.gcc: Handle tilegx and tilepro.
1330 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1332 Add HAVE_AS_TLS check for tilegx and tilepro.
1333 * configure: Regenerate.
1334 * doc/contrib.texi: Add Mat Hostetter and self.
1335 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1336 Document instruction intrinsics and network accessing intrinsics.
1337 (TILEPro Built-in Functions): New node. Document instruction
1338 intrinsics and network accessing intrinsics.
1339 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1340 (Specific, tilepro-*-linux*): Likewise.
1341 * doc/invoke.texi (TILE-Gx Options): New section.
1342 (TILEPro Options): New section.
1343 * doc/md.texi (TILE-Gx): New section.
1344 (TILEPro): New section.
1345 * common/config/tilegx/tilegx-common.c: New file.
1346 * common/config/tilepro/tilepro-common.c: New file.
1347 * config/tilegx/constraints.md: New file.
1348 * config/tilegx/linux.h: New file.
1349 * config/tilegx/mul-tables.c: New file.
1350 * config/tilegx/predicates.md: New file.
1351 * config/tilegx/sync.md: New file.
1352 * config/tilegx/t-tilegx: New file.
1353 * config/tilegx/tilegx-builtins.h: New file.
1354 * config/tilegx/tilegx-c.c: New file.
1355 * config/tilegx/tilegx-generic.md: New file.
1356 * config/tilegx/tilegx-modes.def: New file.
1357 * config/tilegx/tilegx-multiply.h: New file.
1358 * config/tilegx/tilegx-protos.h: New file.
1359 * config/tilegx/tilegx.c: New file.
1360 * config/tilegx/tilegx.h: New file.
1361 * config/tilegx/tilegx.md: New file.
1362 * config/tilegx/tilegx.opt: New file.
1363 * config/tilepro/constraints.md: New file.
1364 * config/tilepro/gen-mul-tables.cc: New file.
1365 * config/tilepro/linux.h: New file.
1366 * config/tilepro/mul-tables.c: New file.
1367 * config/tilepro/predicates.md: New file.
1368 * config/tilepro/t-tilepro: New file.
1369 * config/tilepro/tilepro-builtins.h: New file.
1370 * config/tilepro/tilepro-c.c: New file.
1371 * config/tilepro/tilepro-generic.md: New file.
1372 * config/tilepro/tilepro-modes.def: New file.
1373 * config/tilepro/tilepro-multiply.h: New file.
1374 * config/tilepro/tilepro-protos.h: New file.
1375 * config/tilepro/tilepro.c: New file.
1376 * config/tilepro/tilepro.h: New file.
1377 * config/tilepro/tilepro.md: New file.
1378 * config/tilepro/tilepro.opt: New file.
1380 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1382 PR tree-optimization/52210
1383 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1384 vect_model_simple_cost with two entry vect_def_type array instead
1385 of an address of dt.
1387 2012-02-14 Richard Guenther <rguenther@suse.de>
1390 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1391 Do not stream DECL_QUALIFIER.
1392 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1393 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1394 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1396 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1399 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1402 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1405 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1406 * cselib.c (cselib_subst_to_values_from_insn): New function.
1407 * sched-deps.c (add_insn_mem_dependence,
1408 sched_analyze_1, sched_analyze_2): Use it.
1410 2012-02-13 Jan Hubicka <jh@suse.cz>
1413 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1415 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1417 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1418 (GTM_SELF_SPECS): Define if not already defined.
1419 (driver_self_specs): Add GTM_SELF_SPECS.
1420 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1421 (GTM_SELF_SPECS): Define.
1422 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1423 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1425 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1427 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1430 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1433 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1434 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1436 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1439 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1441 2012-02-13 Richard Guenther <rguenther@suse.de>
1443 PR translation/52211
1444 * passes.c (enable_disable_pass): Fix typo.
1446 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1449 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1450 XOR for reduce_bit_field if type is unsigned.
1452 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1454 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1455 disallow changes from SFmode to mode with different size in FP regs.
1457 2012-02-12 Robert Millan <rmh@gnu.org>
1458 Gerald Pfeifer <gerald@pfeifer.com>
1460 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1463 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1465 PR rtl-optimization/52175
1466 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1467 to frame-related instructions.
1469 2012-02-10 Jason Merrill <jason@redhat.com>
1472 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1473 (demangle_new_symbols): Fill it.
1474 (scan_linker_output): Walk it.
1475 (start_tweaking): Split out from scan_linker_output.
1476 (maybe_tweak): Update sym->chosen.
1477 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1479 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1482 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1484 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1486 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1487 having the same mode as previous compare.
1489 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1491 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1492 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1493 (nonlocal_goto_internal): Likewise.
1494 (nonlocal_goto): Emit a use and an indirect jump directly.
1496 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1499 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1500 __atomic_{is,always}_lock_free.
1502 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1505 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1506 negative constant address for x32.
1508 2012-02-10 Richard Henderson <rth@redhat.com>
1510 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1511 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1512 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1514 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1515 Ira Rosen <irar@il.ibm.com>
1517 PR tree-optimization/50031
1518 * targhooks.c (default_builtin_vectorization_cost): Handle
1520 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1521 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1522 all types of reduction and pattern statements.
1523 (vect_estimate_min_profitable_iters): Likewise.
1524 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1525 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1526 for explicit realigns.
1527 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1528 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1530 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1531 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1532 vec_perm for VSX and handle vec_promote_demote.
1534 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1537 * builtins.c (fold_builtin_atomic_always_lock_free,
1538 expand_builtin_atomic_always_lock_free,
1539 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1540 Return and/or test boolean_true_node/boolean_false_node instead of
1541 integer_one_node/integer_zero_node.
1543 2012-02-10 Jan Hubicka <jh@suse.cz>
1546 * predict.c (predict_paths_for_bb): Prevent looping.
1547 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1549 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1551 * config/arm/arm.c (output_move_double): In one case properly
1552 count number of instructions that will be emitted.
1554 2012-02-10 Richard Guenther <rguenther@suse.de>
1556 PR translation/52193
1557 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1559 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1562 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1564 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1567 * var-tracking.c (emit_note_insn_var_location): If
1568 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1569 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1570 non-NOTE_DURING_CALL_P insn.
1572 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1575 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1577 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1580 * gcc.c (switch_matches) Support switches with separated form,
1583 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1585 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1587 (RAMPZ_ADDR): Ditto.
1588 * config/avr/avr.c (avr_addr_t): New typedef.
1589 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1590 (avr_init_expanders): Initialize it.
1591 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1593 (expand_epilogue): Ditto.
1594 (avr_print_operand): Ditto.
1595 (avr_file_start): Ditto.
1596 (avr_emit_movmemhi): Ditto.
1598 2012-02-08 Richard Guenther <rguenther@suse.de>
1600 PR tree-optimization/46886
1601 * tree-flow.h (do_while_loop_p): Declare.
1602 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1603 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1605 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1607 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1608 always succeed for integers larger than a native word.
1610 2012-02-08 Richard Guenther <rguenther@suse.de>
1612 PR rtl-optimization/52170
1613 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1614 properly handle integer vector modes.
1616 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1618 PR gcov-profile/52150
1619 * coverage.c: Include target.h.
1620 (build_var): Call targetm.strip_name_encoding on the assembler name.
1621 Change one _ into . or $ if the target allows it.
1622 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1624 PR rtl-optimization/52139
1625 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1626 is a BARRIER after emit_insn_after_noloc, move BB_END
1627 to the last non-BARRIER insn before it.
1629 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1632 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1633 (mips_gimplify_va_arg_expr): Call it instead of
1634 std_gimplify_va_arg_expr.
1636 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1638 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1639 message for -mno-pointers-to-nested-function.
1641 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1644 * expr.c (get_inner_reference): If there is an offset, add a negative
1645 bit position to it (if any).
1647 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1649 PR rtl-optimization/52060
1650 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1651 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1652 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1653 and/or i0src_copy2 when needed.
1655 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1657 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1658 or LTOPLUGINSONAME if have_c.
1660 * config/freebsd-spec.h: Add comment about what macros can be defined
1662 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1663 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1666 2012-02-07 Richard Guenther <rguenther@suse.de>
1668 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1669 newline in -alias dumps.
1671 2012-02-07 Kai Tietz <ktietz@redhat.com>
1672 Dave Korn <dave.korn.cygwin@gmail.com>
1675 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1676 Take care that typinfo gets dllexport-attribute.
1678 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1681 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1682 if modifier < EXPAND_SUM call force_operand on the result.
1684 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1686 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1687 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1689 (epiphany_function_type): Replace types for specific interrupts with
1690 EPIPHANY_FUNCTION_INTERRUPT.
1691 (EPIPHANY_INTERRUPT_P): Update.
1692 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1693 New static function.
1694 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1695 <disinterrupt>: Affects type identity.
1696 (epiphany_handle_interrupt_attribute): Handle variable number of
1698 (epiphany_compute_function_type): Update for new
1699 epiphany_function_type definition.
1700 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1701 handlers with a longcall forwarder.
1702 (epiphany_start_function): Handle multiple interrupt arguments and/or
1703 forwarder_section attribute.
1705 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1708 2012-02-07 Alan Modra <amodra@gmail.com>
1711 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1714 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1716 PR tree-optimization/50969
1717 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1718 use vec_perm rather than vector_stmt.
1719 (vect_model_load_cost): Likewise.
1720 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1721 vec_perm to be the same as other vector statements.
1722 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1723 cost of vec_perm for TARGET_VSX.
1725 2012-02-06 Richard Guenther <rguenther@suse.de>
1727 PR tree-optimization/52115
1728 * tree-sra.c (access_has_replacements_p): New function.
1729 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1731 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1734 * trans-mem.c (expand_call_tm): Add an assertion.
1735 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1738 2012-02-06 Richard Guenther <rguenther@suse.de>
1740 PR tree-optimization/50955
1741 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1742 raise cost of expressions that replace an address with an
1743 expression based on a different pointer.
1745 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1748 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1749 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1751 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1754 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1755 -Weffc++ and specify guidelines come from second edition.
1757 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1759 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1760 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1761 (call_direct_split, call_value_split, call_value_internal_direct)
1762 (call_value_direct_split, call_value_multiple_split): Use jal and
1763 jal_macro attributes.
1765 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1767 * reload1.c (reload_regs_reach_end_p): Replace with...
1768 (reload_reg_rtx_reaches_end_p): ...this function.
1769 (new_spill_reg_store): Update commentary.
1770 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1771 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1772 before setting new_spill_reg_store.
1773 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1774 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1775 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1776 for non-spill reload registers.
1778 2012-02-05 Ira Rosen <irar@il.ibm.com>
1780 PR tree-optimization/52091
1781 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1782 (vect_is_simple_use_1): Likewise.
1783 * tree-vect-loop.c (vectorizable_reduction): Update calls
1784 to vect_is_simple_use_1 and vect_is_simple_use.
1785 (vectorizable_live_operation): Likewise.
1786 * tree-vect-patterns.c (widened_name_p,
1787 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1788 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1789 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1790 vectorizable_shift,vectorizable_operation, vectorizable_store,
1791 vectorizable_load): Likewise.
1792 (vect_is_simple_cond): Add an argument, pass it to
1793 vect_is_simple_use_1.
1794 (vectorizable_condition): Update calls to vect_is_simple_cond,
1796 (vect_is_simple_use): Add an argument, the statement in which
1797 OPERAND is used. Check that if OPERAND's def stmt is a double
1798 reduction phi node, the use is a phi node too.
1799 (vect_is_simple_use_1): Add an argument, pass it to
1801 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1802 to vect_is_simple_use.
1804 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1806 PR rtl-optimization/52095
1807 * modulo-sched.c (dump_insn_locator): New function.
1808 (loop_canon_p, sms_schedule): Use it.
1810 PR rtl-optimization/52113
1811 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1812 even for decomposable shift/zext insns.
1814 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1815 Zdenek Dvorak <ook@ucw.cz>
1817 PR rtl-optimization/52092
1818 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1819 on get_iv_value result.
1821 2012-02-02 Andrew Pinski <apinski@cavium.com>
1825 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1827 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1830 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1832 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1834 PR rtl-optimization/49800
1835 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1836 (sched_finish): Call regstat_free_n_sets_and_refs.
1838 2012-02-02 Jia Liu <proljc@gmail.com>
1840 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1843 2012-02-02 Jan Hubicka <jh@suse.cz>
1844 Tom de Vries <tom@codesourcery.com>
1847 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1848 * varpool.c (varpool_analyze_pending_decls): Likewise.
1850 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1851 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1853 * config.gcc: Add cr16-* support.
1855 * doc/extend.texi: Document cr16 extensions.
1856 * doc/install.texi: Document cr16 install.
1857 * doc/invoke.texi: Document cr16 options.
1858 * doc/md.texi: Document cr16 constraints.
1860 * common/config/cr16/cr16-common.c: New file.
1861 * config/cr16/cr16.c: New file.
1862 * config/cr16/cr16.h: New file.
1863 * config/cr16/cr16.md: New file.
1864 * config/cr16/cr16.opt: New file.
1865 * config/cr16/cr16-protos.h: New file.
1866 * config/cr16/predicates.md: New file.
1867 * config/cr16/constraints.md: New file.
1868 * config/cr16/t-cr16: New file.
1870 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1873 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1874 that operands[2] is either immediate, or q_regs_operand.
1876 PR tree-optimization/52073
1877 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1878 a pattern stmt for pattern uses, ignore uses outside of the loop.
1880 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1882 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1883 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1884 (OUT_AS1, OUT_AS2): Remove.
1886 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1888 PR rtl-optimization/51374
1889 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1890 to cross other volatile_refs_p insns.
1892 2012-02-01 Richard Guenther <rguenther@suse.de>
1894 * doc/invoke.texi (fno-inline): Clarify documentation.
1895 (finline-small-functions): Likewise.
1896 (finline-functions): Likewise.
1897 * common.opt (finline): Adjust comment and documentation.
1898 (finline-small-functions): Clarify documentation.
1899 (finline-functions): Likewise.
1900 (finline-functions-called-once): Likewise.
1902 2012-02-01 Tristan Gingold <gingold@adacore.com>
1904 * c-typeck.c (composite_type): Keep mode for pointers.
1906 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1908 * function.h (regno_reg_rtx): Adjust comment.
1909 * reginfo.c (init_reg_modes_target): Only use the previous mode
1910 if it fits within one register. Remove MIPS comment.
1912 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1915 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1917 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1919 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1920 to srak instruction.
1922 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1924 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1926 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1931 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1933 2012-01-31 Richard Guenther <rguenther@suse.de>
1935 PR tree-optimization/51528
1936 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1939 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1944 * ree.c (add_removable_extension): Change def_map argument
1945 to unsigned *, store in def_map 1 + offset into *insn_list vector
1946 instead of pointers into the vector.
1947 (find_removable_extensions): Adjust caller.
1949 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1951 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1952 Transform all "* quoted-c-code" to { c-code }.
1953 Remove redundant test for "optimize" in combine patterns.
1954 Move (include "avr-dimode.md") to end of file.
1956 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1959 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1960 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1962 2012-01-30 Richard Guenther <rguenther@suse.de>
1964 PR tree-optimization/52028
1965 * tree-loop-distribution.c (ldist_gen): Properly update
1968 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1971 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1972 set_cur_line_info_table if not emitting debug info.
1974 PR tree-optimization/52046
1975 * tree-vect-patterns.c (check_bool_pattern): Give up if
1976 a comparison could throw.
1979 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1981 2012-01-30 Richard Guenther <rguenther@suse.de>
1983 PR tree-optimization/52045
1984 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1985 SSA form if cfgcleanup did anything.
1987 2012-01-30 Richard Guenther <rguenther@suse.de>
1989 PR tree-optimization/52045
1990 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1991 before computing final todo.
1993 2012-01-30 Richard Guenther <rguenther@suse.de>
1995 PR tree-optimization/51528
1996 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1999 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2001 * df-problems.c (df_kill_notes): Check that the use refers
2002 to the note under examination.
2004 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2007 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2008 parameter and use short-lived pseudos.
2009 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2010 (sparc_expand_vector_init): Const-ify local variables and adjust
2011 calls to above functions.
2013 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2015 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2017 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2019 * doc/invoke.texi: Make usage of "compile time" and
2020 "run time"/"runtime" consistent throughout the file.
2022 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2024 * config/alpha/alpha.c (alpha_option_override): Default to
2025 full IEEE compliance mode for Go language.
2027 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2029 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2030 (LINK_SSP_SPEC): Define.
2032 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2035 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2038 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2040 * doc/invoke.texi: Correct hyphenation of "floating point",
2041 "double precision", and related terminology throughout the file.
2043 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2046 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2047 arm_general_register_operand predicate for operand 2 instead of
2050 2012-01-27 Ian Lance Taylor <iant@google.com>
2053 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2054 * builtins.c (expand_builtin_init_trampoline): Add onstack
2055 parameter. Change caller.
2056 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2057 * tree.c (build_common_builtin_nodes): Declare
2058 __builtin_init_heap_trampoline.
2060 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2062 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2063 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2064 * config/avr/avr.c: Ditto.
2065 (avr_regnames): Remove because unused.
2066 * config/avr/avr.md (*cpse.ne): New peephole.
2067 (*cpse.eq): New peephole from former cpse peepholes.
2069 2012-01-27 Michael Eager <eager@eagercon.com>
2071 * config/microblaze.c (microblaze_emit_compare): Correct
2072 test after pcmp instruction.
2074 2012-01-27 Richard Guenther <rguenther@suse.de>
2076 PR tree-optimization/52020
2077 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2079 2012-01-27 Richard Guenther <rguenther@suse.de>
2081 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2082 function non-const/pure.
2084 2012-01-27 Richard Guenther <rguenther@suse.de>
2086 PR tree-optimization/50444
2087 * tree-sra.c (build_ref_for_offset): Properly adjust the
2088 MEM_REF type for unaligned accesses.
2090 2012-01-27 Richard Guenther <rguenther@suse.de>
2092 PR tree-optimization/50444
2093 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2094 (expand_assignment): Use it. Properly handle misaligned
2095 bases when expanding stores to component references.
2096 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2099 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2102 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2103 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2104 * tree-data-ref.c (find_data_references_in_loop): Make static.
2105 (compute_all_dependences): Change return type to bool. Bail out
2106 for too many datarefs in a loop. Move the hunk resetting the data
2107 dependences vector from ...
2108 (compute_data_dependences_for_loop): ... here. Account for
2109 compute_all_dependences returning false.
2110 (compute_data_dependences_for_bb): Likewise.
2111 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2112 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2114 2012-01-27 Richard Guenther <rguenther@suse.de>
2117 * expr.c (store_field): Use the alias-set of the scratch memory
2120 2012-01-27 Tom de Vries <tom@codesourcery.com>
2122 PR tree-optimization/51990
2123 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2125 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2127 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2130 * var-tracking.c (reverse_op): Don't add any reverse operation
2131 if V already has any constant locations.
2133 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2135 * doc/invoke.texi: Correct usage of "command line" (noun)
2136 vs "command-line" (adjective) throughout.
2138 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2140 * doc/invoke.texi (Language Independent Options): Move
2141 -Wcoverage-mismatch blurb from here....
2142 (Warning Options): ...to here.
2144 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2146 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2147 Set rs6000_always_hint to false for 476.
2149 2012-01-27 Matthias Klose <doko@ubuntu.com>
2151 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2153 * incpath.c (add_standard_paths): Likewise.
2155 2012-01-27 Richard Henderson <rth@redhat.com>
2157 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2158 * config/m68k/sync.md (atomic_test_and_set): Rename from
2159 sync_test_and_setqi and adjust the operands.
2160 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2161 and unconditionally enable.
2163 2012-01-27 Richard Henderson <rth@redhat.com>
2165 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2166 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2167 (ldstub): Rename from ldstubqi.
2168 (ldstub<I24MODE>): Remove.
2170 2012-01-27 Richard Henderson <rth@redhat.com>
2172 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2173 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2174 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2175 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2176 * doc/tm.texi: Rebuild.
2178 2012-01-27 Richard Henderson <rth@redhat.com>
2180 * optabs.c (gen_atomic_test_and_set): Remove default.
2181 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2183 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2185 PR rtl-optimization/51978
2186 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2187 (combine_reaching_defs): Likewise.
2188 (struct re_info): Remove.
2189 (add_removable_extension): Remove x and data arguments,
2190 add insn, insn_list and def_map. Use the arguments directly
2191 instead of using struct re_info.
2192 (find_removable_extensions): Don't call add_removable_extension
2193 through note_stores, instead just call it with single_set
2195 (find_and_remove_re): Pass curr_cand->expr instead of
2196 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2198 2012-01-26 Michael Matz <matz@suse.de>
2200 PR tree-optimization/46590
2201 * cfgexpand.c: Revert last change (r183305).
2202 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2204 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2205 checking for emptiness.
2207 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2210 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2211 non-addressable non-BLKmode base correctly.
2213 2012-01-26 Michael Matz <matz@suse.de>
2215 PR tree-optimization/48794
2216 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2217 regions referenced from RESX/EH_DISPATCH.
2219 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2221 * config/s390/s390.h: Make BRANCH_COST an option.
2222 * config/s390/s390.opt: New option -mbranch-cost.
2224 2012-01-26 Richard Henderson <rth@redhat.com>
2226 Revert 2012-01-24 change:
2227 * trans-mem.c (requires_barrier): Do not instrument thread local
2228 variables and emit save/restore for them.
2230 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2233 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2236 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2238 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2241 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2244 Rename __pgm to __flash.
2245 Rename __pgm1 to __flash1.
2246 Rename __pgm2 to __flash2.
2247 Rename __pgm3 to __flash3.
2248 Rename __pgm4 to __flash4.
2249 Rename __pgm5 to __flash5.
2250 Rename __pgmx to __memx.
2251 * doc/extend.texi (AVR Named Address Spaces)
2252 Rename address space names as indicated above.
2253 * config/avr/avr.c (avr_addrspace): Ditto.
2255 * config/avr/avr-protos.h
2256 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2257 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2258 * config/avr/predicates.md: Ditto.
2259 * config/avr/avr.c Ditto, and
2260 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2261 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2263 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2264 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2265 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2266 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2267 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2268 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2269 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2270 * config/avr/avr.c: Ditto.
2271 * config/avr/avr.md: Ditto.
2273 2012-01-25 Jason Merrill <jason@redhat.com>
2276 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2278 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2280 PR tree-optimization/51987
2281 * tree-data-ref.c (get_references_in_stmt): Handle references in
2282 non-volatile GIMPLE_ASM.
2284 2012-01-25 Richard Guenther <rguenther@suse.de>
2286 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2287 bases are dereferenced.
2289 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2291 PR rtl-optimization/48374
2292 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2294 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2296 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2297 compute_data_dependences_for_loop returns false.
2298 * tree-parloops.c (loop_parallel_p): Likewise.
2300 2012-01-25 Richard Guenther <rguenther@suse.de>
2302 * tree.h (get_pointer_alignment_1): Declare.
2303 * builtins.c (get_pointer_alignment_1): New function.
2304 (get_pointer_alignment): Use it.
2306 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2308 PR rtl-optimization/48308
2309 * combine.c (enum undo_kind): Add UNDO_LINKS.
2310 (struct undo): Add member l to other_contents and where.
2311 (do_SUBST_LINK): New.
2313 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2314 (undo_all): Handle UNDO_LINKS.
2316 2012-01-25 Richard Henderson <rth@redhat.com>
2318 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2321 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2323 * optabs.c (gen_atomic_test_and_set): Use each argument.
2325 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2327 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2328 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2329 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2330 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2331 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2332 TARGET_PAIRED_SINGLE_FLOAT.
2334 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2336 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2337 (in_struct, return_val): Remove MEM documentation.
2338 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2339 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2340 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2342 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2343 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2344 * expr.c (store_field): Likewise.
2345 * function.c (assign_stack_temp_for_type): Likewise.
2346 * ifcvt.c (noce_try_cmove_arith): Likewise.
2347 * reload1.c (reload): Likewise.
2348 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2349 (alpha_set_memflags): Likewise.
2350 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2352 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2354 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2356 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2357 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2358 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2360 * cselib.c (cselib_rtx_varies_p): Delete.
2361 (cselib_invalidate_mem): Update call to canon_true_dependence.
2362 * dse.c (record_store, check_mem_read_rtx): Likewise.
2363 (scan_reads_nospill): Likewise.
2364 * cse.c (check_dependence): Likewise.
2365 (cse_rtx_varies_p): Delete.
2366 * expr.c (safe_from_p): Update call to true_dependence.
2367 * ira.c (validate_equiv_mem_from_store): Likewise.
2368 (memref_referenced_p): Likewise.
2369 * postreload-gcse.c (find_mem_conflicts): Likewise.
2370 * sched-deps.c (sched_analyze_2): Likewise.
2371 * store-motion.c (load_kills_store): Likewise.
2372 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2373 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2374 (compute_transp): Update call to canon_true_dependence.
2376 2012-01-25 Richard Henderson <rth@redhat.com>
2378 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2379 (maybe_emit_atomic_test_and_set): New.
2380 (expand_sync_lock_test_and_set): Use it.
2381 (expand_atomic_test_and_set): Likewise.
2382 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2383 the implementation; clarify implementation defined details.
2384 * doc/md.texi (atomic_test_and_set): Document.
2386 2012-01-25 Richard Henderson <rth@redhat.com>
2388 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2390 2012-01-25 Richard Henderson <rth@redhat.com>
2393 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2394 to effect no-op split.
2396 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2399 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2400 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2401 (BT_FN_VOID_PTR_INT_SIZE): New.
2402 (BT_FN_UINT_UINT_VAR): Remove.
2403 (BT_FN_UINT32_UINT32_VAR): New.
2404 (BT_FN_DOUBLE_VPTR): Remove.
2405 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2407 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2408 (_ITM_changeTransactionMode): Same.
2409 (_ITM_memmoveRtWt): Change return type to void.
2410 (_ITM_memcpyRtWt): Same.
2411 (_ITM_memsetW): Same.
2412 (_ITM_RaRD): Change types to double.
2417 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2419 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2420 Patrick Marlier <patrick.marlier@gmail.com>
2422 * trans-mem.c (requires_barrier): Do not instrument thread local
2423 variables and emit save/restore for them.
2425 2012-01-24 Jason Merrill <jason@redhat.com>
2428 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2429 output static aliases.
2431 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2434 * common.opt (-pie, -shared, pie, shared): Change from Common to
2436 * gcc.c (display_help): Display help for -pie and -shared.
2438 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2441 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2442 Remove note on size/offset limitation.
2443 (AVR Variable Attributes): Add example how to read data located
2444 with progmem. Refer to named address spaces.
2445 * doc/invoke.texi (AVR Options): Fix typo.
2447 2012-01-24 Richard Guenther <rguenther@suse.de>
2449 Forward-port to trunk
2450 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2453 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2454 op0 isn't sufficiently aligned and there is movmisalignM
2455 insn for mode, use it to load op0 into a temporary register.
2457 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2460 * target.def (const_not_ok_for_debug_p): New hook.
2461 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2463 * doc/tm.texi: Regenerated.
2464 * dwarf2out.c (const_ok_for_output_1): If
2465 targetm.const_not_ok_for_debug_p returns true, fail.
2466 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2468 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2470 2012-01-23 Kai Tietz <ktietz@redhat.com>
2473 * config/i386/predicates.md (symbolic_operand): Allow
2474 UNSPEC_PCREL as PIC expression for lea.
2475 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2476 * config/i386/i386.c (ix86_delegitimize_address): Handle
2477 UNSPEC_PCREL for none-MEM, too.
2479 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2481 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2482 (ipa_tm_create_version_alias): Same.
2484 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2487 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2488 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2490 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2491 Patrick Marlier <patrick.marlier@gmail.com>
2492 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2495 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2496 simple_object_start_read.
2498 2012-01-23 Richard Guenther <rguenther@suse.de>
2501 PR tree-optimization/51895
2502 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2503 parameter decomposition into BLKmode components.
2505 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2507 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2508 fake variables for restrict-qualified pointers whose pointed-to type
2509 contains a placeholder.
2511 2012-01-23 Richard Guenther <rguenther@suse.de>
2513 PR tree-optimization/51949
2514 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2516 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2518 PR rtl-optimization/51933
2519 * ree.c (transform_ifelse): Return true right away if dstreg is
2520 already wider or equal to cand->mode.
2521 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2522 (make_defs_and_copies_lists): Remove defs_list and copies_list
2523 arguments, add state argument, just truncate state->work_list
2524 instead of always allocating and freeing the vector. Assert that
2525 get_defs succeeds instead of returning 2. Changed return type to bool.
2526 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2527 have ext_src_mode, see if it has been modified already with the
2528 right kind of extension and has been extended before from the
2529 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2530 just return true. Remember the original mode in state->modified array.
2531 (combine_reaching_defs): Add state argument. Don't allocate and
2532 free here def_list, copied_list and vec vectors, instead just
2533 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2534 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2535 Add state variable, clear vectors in it, initialize state.modified
2536 if needed. Free all the vectors at the end and state.modified too.
2537 Don't skip a candidate if the extension expression has been modified.
2539 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2542 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2543 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2544 (extra_options) interix.opt -> i386/interix.opt"
2545 (extra_objs):Add winnt-stubs.o
2546 * configure.ac: Add interix to target_os .comm on PE check.
2547 * configure: Regenerate.
2548 * config/interix3.h: Delete and move bits to..
2549 * config/interix.h: Delete and move bits to..
2550 * config/i386/i386-interix3.h: Delete and move bits to..
2551 * config/i386/i386-interix.h: ..here.
2552 (TARGET_CPU_DEFAULT): Remove redefinition.
2553 (TARGET_ASM_CONSTRUCTOR): Undefine.
2554 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2555 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2556 (PTRDIFF_TYPE): Define.
2557 (LONG_DOUBLE_TYPE_SIZE): Define.
2558 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2559 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2560 (TARGET_SECTION_TYPE_FLAGS): Define.
2561 (ASM_DECLARE_FUNCTION_NAME): Define.
2562 (ASM_OUTPUT_EXTERNAL): Define.
2563 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2564 (ASM_OUTPUT_ALIGNED_BSS): Define.
2565 (PCC_BITFIELD_TYPE_MATTERS): Define.
2566 (USE_CONST_SECTION): Define.
2567 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2568 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2569 (SUPPORTS_ONE_ONLY): Remove.
2570 (I386_PE_STRIP_ENCODING): Define.
2571 * config/interix.opt: Delete and move bits to..
2572 * config/i386/interix.opt: ..here. New.
2573 (mpe-aligned-commons): Add.
2574 * config/i386/t-interix: Add copyright header.
2575 (winnt-stubs.o): Add rule.
2577 2012-01-22 Jason Merrill <jason@redhat.com>
2580 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2581 for extra name aliases.
2583 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2585 PR rtl-optimization/51924
2586 * ree.c (combine_set_extension): Improve debugging message.
2587 (combine_reaching_defs): Likewise.
2588 (get_defs): Rename confusingly named variable.
2589 (find_and_remove_re): Skip a candidate if the extension expression has
2592 2012-01-21 Robert Millan <rmh@gnu.org>
2593 Gerald Pfeifer <gerald@pfeifer.com>
2595 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2596 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2598 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2600 PR tree-optimization/51914
2601 * tree-vect-stmts.c (vectorizable_conversion): For
2602 cvt_type && modifier == WIDEN, put temporary with cvt_type
2603 at the beginning of vec_dsts and set vec_dest to temporary
2606 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2608 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2610 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2612 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2613 * config/rs6000/rs6000.c: Likewise.
2615 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2618 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2619 output_move_double on a copy of operands array.
2621 2012-01-20 Cary Coutant <ccoutant@google.com>
2622 Dodji Seketeli <dodji@redhat.com>
2625 * dwarf2out.c (copy_declaration_context): Return ref to parent
2626 of declaration DIE, if necessary.
2627 (remove_child_or_replace_with_skeleton): Add new parameter; update
2628 caller. Place skeleton DIE under parent DIE of original declaration.
2629 Move call to copy_declaration_context to here ...
2630 (break_out_comdat_types): ... from here.
2632 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2634 PR rtl-optimization/51856
2635 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2638 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2641 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2642 hints for neon loads and stores.
2644 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2648 * doc/extend.texi (Named Address Spaces): Split into subsections.
2649 (AVR Named Address Spaces): New subsection.
2650 (M32C Named Address Spaces): New subsection.
2651 (RL78 Named Address Spaces): New subsection.
2652 (SPU Named Address Spaces): New subsection.
2653 (Variable Attributes): New anchor "AVR Variable Attributes".
2654 (AVR Variable Attributes): Rewrite and avoid wording
2655 "address space" in this context.
2656 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2657 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2658 (AVR Built-in Macros): New subsubsection therein.
2659 * doc/md.texi (AVR constraints): Remove "C04", "R".
2661 2012-01-20 Richard Guenther <rguenther@suse.de>
2663 PR tree-optimization/51903
2664 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2665 when removing stmts.
2667 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2670 * config/arm/arm.c (arm_load_pic_register): Use
2671 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2672 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2673 (arm_pic_static_addr): Likewise.
2674 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2675 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2676 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2677 (pic_load_addr_unified): New.
2679 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2682 * function.c (instantiate_virtual_regs_in_insn): Use
2683 delete_insn_and_edges when removing a wrong asm insn.
2685 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2687 PR rtl-optimization/40761
2688 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2689 Add new member loop_num.
2690 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2691 (ira_build): Remove the parameter.
2693 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2694 (ira.c): Do not build CFG loops for one region allocation. Remove
2695 argument from ira_build call.
2697 * ira-build.c (init_loop_tree_node): New function.
2698 (create_loop_tree_nodes): Use it. Separate the case when CFG
2699 loops are not built.
2700 (more_one_region_p): Check current_loops.
2701 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2703 (add_loop_to_tree): Process loop equal to NULL too.
2704 (form_loop_tree): Separate the case when CFG loops are not built.
2705 Use explicitly number for the root.
2706 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2708 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2709 instead of loop->num.
2710 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2711 (mark_all_loops_for_removal): Ditto.
2712 (remove_unnecessary_regions): Separate the case when CFG loops
2714 (ira_build): Remove the parameter. Use explicit number of regions
2715 when CFG loops are not built.
2717 * ira-color.c (print_loop_title): Separate the case for the root node.
2718 Use loop_num instead of loop->num.
2719 (move_spill_restore): Use loop_num instead of loop->num.
2721 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2722 (change_loop): Ditto.
2723 (change_loop): Use loop_num instead of loop->num.
2725 * ira-lives.c (process_bb_node_lives): Ditto.
2727 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2729 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2731 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2734 * tree-mudflap.c (mf_artificial): New function.
2735 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2736 mx_register_decls, mudflap_enqueue_decl): Use it.
2739 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2740 numbers in the insn pattern.
2742 2012-01-19 Michael Matz <matz@suse.de>
2744 PR tree-optimization/46590
2745 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2746 use it in remembering which conflicts we already created.
2747 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2750 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2753 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2754 (merge_and_complain): Same.
2756 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2759 * config/initfini-array.h: Guard content of the header
2760 with #ifdef HAVE_INITFINI_ARRAY.
2761 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2762 Add initfini-array.h to tm_file here.
2763 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2764 * config.gcc: Don't add initfini-array.h to tm_file here.
2765 * configure: Regenerated.
2767 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2769 PR rtl-optimization/51505
2770 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2771 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2772 (df_note_bb_compute): Update the call to df_kill_notes.
2774 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2776 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2778 2012-01-18 Richard Guenther <rguenther@suse.de>
2780 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2781 of conversions to void *.
2783 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2784 Richard Sandiford <rdsandiford@googlemail.com>
2788 * optabs.h (simplify_expand_binop): Declare.
2789 * optabs.c (simplify_expand_binop): Make global.
2790 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2791 endian targets if the source cannot be exactly covered by word
2794 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2797 * hard-reg-set.h (struct hard_reg_set_container): New type.
2798 * target.h (struct hard_reg_set_container): Forward declare.
2799 * target.def (set_up_by_prologue): New target hook.
2800 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2801 * doc/tm.texi: Regenerated.
2802 * function.c (thread_prologue_and_epilogue_insns): Change
2803 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2804 Call targetm.set_up_by_prologue on it.
2805 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2806 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2808 2012-01-17 Nick Clifton <nickc@redhat.com>
2810 * config/rx/rx.c (rx_can_use_simple_return): New function.
2811 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2812 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2814 2012-01-17 Richard Guenther <rguenther@suse.de>
2817 * expr.c (expand_assignment): Take address-space information
2818 from the address operand of MEM_REF and TARGET_MEM_REF.
2819 (expand_expr_real_1): Likewise.
2821 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2823 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2824 reload dump is requested.
2826 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2829 * trans-mem.c (requires_barrier): Call may_be_aliased.
2831 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2833 PR tree-optimization/51877
2834 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2835 call arguments and fndecls compare equal, instead return false if they
2836 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2837 both SSA_NAMEs that are valueized the same, or they satisfy
2840 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2842 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2844 * configure: Regenerate.
2846 2012-01-16 Jan Hubicka <jh@suse.cz>
2850 * convert.c (convert_to_integer): Use fold_convert for
2851 converting an INTEGER_CST to integer type.
2853 2012-01-16 Jason Merrill <jason@redhat.com>
2856 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2858 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2861 * config/s390/s390.c (s390_chunkify_start): Don't skip
2862 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2863 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2864 If insn is followed by NOTE_INSN_VAR_LOCATION or
2865 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2866 Don't use location of note insns.
2868 PR tree-optimization/51865
2869 * tree-inline.c (tree_function_versioning): Call remap_decl
2870 on DECL_RESULT whenever it has VOID_TYPE_P type.
2872 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2874 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2875 for calls to locally-binding MIPS16 functions if only the return
2876 type uses float regs.
2878 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2879 Richard Sandiford <rdsandiford@googlemail.com>
2881 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2882 (SYMBOL_32_HIGH): Likewise.
2883 (mips_output_tls_reloc_directive): Declare.
2884 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2885 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2886 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2887 (mips_lo_relocs, mips_hi_relocs): Make extern.
2888 (mips16_stub_function): Move up file.
2889 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2890 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2891 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2892 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2893 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2894 (mips_get_tp): Add MIPS16 support.
2895 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2896 Generalize DTPREL and TPREL handling.
2897 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2898 Add MIPS16 TLS support.
2899 (mips_output_tls_reloc_directive): New function.
2900 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2901 * config/mips/predicates.md (symbolic_operand_with_high)
2902 (tls_reloc_operand): New predicates.
2903 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2904 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2905 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2906 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2907 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2908 (*tls_get_tp_mips16_call_<mode>): Likewise.
2910 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2912 PR rtl-optimization/51821
2913 * recog.c (peep2_find_free_register): Determine clobbered registers
2916 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2919 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2920 * config/avr/avr.c: Likewise.
2921 * config/avr/avr.h: Likewise.
2923 2012-01-13 Ian Lance Taylor <iant@google.com>
2926 * tree.h (TYPE_QUALS): Add cast to int.
2927 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2929 2012-01-13 Ian Lance Taylor <iant@google.com>
2931 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2932 comparing param_index to VEC_length result.
2934 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2936 * c-decl.c: Do not include tree-mudflap.h
2937 * tree-optimize.c: Likewise.
2938 * Makefile.in: Update dependencies.
2940 2012-01-13 Richard Guenther <rguenther@suse.de>
2943 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2944 variable-sized result always use RSO.
2946 2012-01-12 DJ Delorie <dj@redhat.com>
2948 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2949 pointer type, not just the default pointer type.
2951 2012-01-09 Richard Henderson <rth@redhat.com>
2952 Denis Chertykov <chertykov@gmail.com>
2955 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2956 * config/avr/avr.c (avr_can_eliminate): Simplify.
2957 (avr_initial_elimination_offset): Likewise.
2958 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2959 (expand_epilogue): Likewise.
2960 (avr_legitimize_address): Gut.
2961 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2962 (avr_hard_regno_nregs): New.
2963 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2964 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2965 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2966 add soft frame pointer.
2967 (CALL_USED_REGISTERS): Likewise.
2968 (REG_CLASS_CONTENTS): Likewise.
2969 (REGISTER_NAMES): Likewise.
2970 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2971 (HARD_FRAME_POINTER_REGNUM): New.
2972 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2973 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2974 remove the HARD_FRAME_POINTER self-elimination.
2976 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2979 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2980 DECL_EXTERNAL when checking for initializers of progmem variables.
2982 2012-01-12 Ira Rosen <irar@il.ibm.com>
2984 PR tree-optimization/51799
2985 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2986 that the last operation is a type demotion.
2988 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2990 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2991 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2993 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2996 * combine.c (distribute_notes): If i3 is a noreturn call,
2997 allow old_size to be equal to args_size and make sure the
2998 noreturn call gets REG_ARGS_SIZE note.
2999 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3000 on noreturn calls even when the delta is 0.
3002 2012-01-11 Nathan Sidwell <nathan@acm.org>
3004 * gcov.c (STRING_SIZE): Remove.
3005 (generate_results): Erase annotations for source files with no
3006 coverage information.
3008 (output_lines): Use it.
3010 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3012 * gimple.h (gimplify_body): Remove first argument.
3013 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3014 pointer set here, instead just pass DATA to walk_tree.
3015 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3016 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3017 (unvisit_body): Likewise, but with unmark_visited.
3018 (gimplify_body): Remove BODY_P argument and adjust.
3019 (gimplify_function_tree): Adjust call to gimplify_body.
3020 * omp-low.c (finalize_task_copyfn): Likewise.
3022 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3024 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3025 (build_function_type_skip_args): Delete.
3026 * tree.c (build_function_type_skip_args): Make static and add
3027 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3028 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3029 pass it to build_function_type_skip_args.
3030 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3031 (tree_function_versioning): Likewise.
3032 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3033 build_function_decl_skip_args.
3034 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3035 and pass it to build_function_decl_skip_args/tree_function_versioning.
3036 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3037 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3038 * trans-mem.c (ipa_tm_create_version): Likewise.
3039 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3040 * tree-inline.c (declare_return_variable): Remove always-true test.
3041 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3042 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3043 * ipa-split.c (split_function): Skip the return value for the split
3044 part if it doesn't return.
3046 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3048 PR tree-optimization/49642
3049 * ipa-split.c (forbidden_dominators): New variable.
3050 (check_forbidden_calls): New function.
3051 (dominated_by_forbidden): Likewise.
3052 (consider_split): Check for forbidden dominators.
3053 (execute_split_functions): Initialize and free forbidden
3054 dominators info; call check_forbidden_calls.
3056 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3058 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3060 2012-01-11 Nick Clifton <nickc@redhat.com>
3062 * config/rx/rx.md (return): Define pattern.
3064 2012-01-11 Richard Guenther <rguenther@suse.de>
3066 * doc/extend.texi (malloc attribute): Adjust according to
3069 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3070 Patrick Marlier <patrick.marlier@gmail.com>
3073 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3074 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3075 (ipa_tm_note_irrevocable): Same.
3076 (ipa_tm_scan_irr_block): Same.
3077 (ipa_tm_decrement_clone_counts): Same.
3078 (ipa_tm_scan_irr_function): Same.
3079 (ipa_tm_create_version_alias): Same.
3080 (ipa_tm_create_version): Same.
3081 (ipa_tm_transform_calls_redirect): Same.
3082 (ipa_tm_transform_calls): Same.
3083 (ipa_tm_transform_transaction): Same.
3084 (ipa_tm_execute): Same.
3086 2012-01-10 Richard Guenther <rguenther@suse.de>
3089 * opts.c (common_handle_option): Handle -Werror.
3091 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3093 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3096 2012-01-10 Jason Merrill <jason@redhat.com>
3098 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3101 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3103 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3104 supports R_386_TLS_GD_PLT reloc.
3105 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3106 supports R_386_TLS_LDM_PLT reloc.
3107 * configure: Regenerate.
3108 * config.in: Regenerate.
3110 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3113 Extend __pgmx semantics to linearize memory.
3114 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3115 determine if code comes inline or from libgcc.
3116 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3117 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3118 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3119 (movmemx_qi, movmemx_hi): New insns.
3120 (xload_<mode>_libgcc): Rewrite to new insn condition.
3121 (xload_<mode>): Remove insns.
3122 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3123 cases that don't satisfy avr_xload_libgcc_p().
3124 (avr_addr_space_convert): Allow converting in any direction.
3125 (avr_addr_space_subset_p): Return always true.
3126 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3127 (avr_emit_movmemhi): Ditto.
3128 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3129 (avr_out_movmem): Ditto.
3130 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3131 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3132 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3133 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3134 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3136 2012-01-10 Richard Guenther <rguenther@suse.de>
3138 PR tree-optimization/50913
3139 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3140 Require data-refs to be representable by Graphite with respect
3143 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3145 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3146 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3148 2012-01-10 Tom de Vries <tom@codesourcery.com>
3150 PR rtl-optimization/51271
3151 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3152 handling annulled branch.
3154 2012-01-10 Richard Henderson <rth@redhat.com>
3156 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3157 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3158 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3159 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3160 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3161 arm_expand_vec_perm_const): New.
3162 * config/arm/arm-protos.h: Update.
3163 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3164 (*neon_vswp<VDQX>): New.
3165 (neon_vcombine<VDX>): Use neon_split_vcombine.
3166 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3167 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3168 (vec_perm<VE>): New.
3170 2012-01-10 Richard Henderson <rth@redhat.com>
3172 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3173 use it if reload_completed.
3174 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3175 arm_output_asm_insn, arm_process_output_memory_barrier,
3176 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3177 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3178 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3179 arm_process_output_sync_insn, arm_output_sync_insn,
3180 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3181 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3182 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3183 (emit_unlikely_jump): New.
3184 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3185 (arm_split_atomic_op): New.
3186 * config/arm/arm-protos.h: Update.
3187 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3188 (struct arm_sync_generator): Remove.
3189 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3190 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3191 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3192 (VUNSPEC_LL, VUNSPEC_SC): New.
3193 (sync_result, sync_memory, sync_required_value, sync_new_value,
3194 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3195 (attr length): Don't use arm_sync_loop_insns.
3196 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3197 (movsfcc, movdfcc): Likewise.
3198 * config/arm/constraints.md (Ua): New.
3199 * config/arm/prediates.md (mem_noofs_operand): New.
3200 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3201 (sync_clobber, sync_t2_reqd): Remove.
3202 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3203 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3204 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3205 (arm_sync_compare_and_swap<SIDI>): Remove.
3206 (arm_sync_compare_and_swap<NARROW>): Remove.
3207 (arm_sync_lock_test_and_set<SIDI>): Remove.
3208 (arm_sync_lock_test_and_set<NARROW>): Remove.
3209 (arm_sync_new_<syncop><SIDI>): Remove.
3210 (arm_sync_new_<syncop><NARROW>): Remove.
3211 (arm_sync_new_nand<SIDI>): Remove.
3212 (arm_sync_new_nand<NARROW>): Remove.
3213 (arm_sync_old_<syncop><SIDI>): Remove.
3214 (arm_sync_old_<syncop><NARROW>): Remove.
3215 (arm_sync_old_nand<SIDI>): Remove.
3216 (arm_sync_old_nand<NARROW>): Remove.
3217 (*memory_barrier): Merge arm_output_memory_barrier.
3218 (atomic_compare_and_swap<QHSD>): New.
3219 (atomic_compare_and_swap<NARROW>_1): New.
3220 (atomic_compare_and_swap<SIDI>_1): New.
3221 (atomic_exchange<QHSD>): New.
3222 (cas_cmp_operand, cas_cmp_str): New.
3223 (atomic_op_operand, atomic_op_str): New.
3224 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3225 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3226 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3227 (arm_load_exclusive<NARROW>): New.
3228 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3229 (arm_store_exclusive<QHSD>): New.
3231 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3233 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3234 reload patterns if -mvsx-scalar-memory.
3236 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3237 generated, even -mno-vsx-scalar-double was used.
3238 (vsx_xscvdpsp_scalar): Likewise.
3239 (vsx_xscvspdp_scalar2): Likewise.
3241 2012-01-09 Tom de Vries <tom@codesourcery.com>
3242 Andrew Pinski <apinski@cavium.com>
3245 * reorg.c (fill_slots_from_thread): Don't speculate
3246 frame-related insns.
3248 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3250 * sched-int.h (bb_note): Move to...
3251 * basic-block.h: ...here.
3252 * haifa-sched.c (bb_note): Move to...
3253 * cfgrtl.c: ...here.
3254 * function.c (next_block_for_reg): New function.
3255 (move_insn_for_shrink_wrap): Likewise.
3256 (prepare_shrink_wrap): Rewrite to use the above.
3258 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3260 * gimple.c (is_gimple_non_addressable): Remove.
3261 * gimple.h: Remove is_gimple_non_addressable.
3262 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3263 is_gimple_non_addressable.
3264 * trans-mem.c (expand_assign_tm): Same.
3266 2012-01-09 Richard Guenther <rguenther@suse.de>
3268 PR tree-optimization/51775
3269 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3270 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3272 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3274 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3276 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3278 2012-01-09 Richard Guenther <rguenther@suse.de>
3280 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3282 2012-01-08 Jan Hubicka <jh@suse.cz>
3284 PR tree-optimize/51680
3285 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3286 on when known_vals needs to be computed; cleanup.
3288 2012-01-08 Jan Hubicka <jh@suse.cz>
3290 PR tree-optimize/51694
3291 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3293 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3295 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3296 for -std=c++98 and -std=c++11 too.
3298 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3300 * cfgloop.c (cancel_loop): Add free() of bbs array.
3302 2012-01-07 Jan Hubicka <jh@suse.cz>
3304 PR tree-optimization/51600
3305 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3306 that benefits small functions.
3308 2012-01-07 Jan Hubicka <jh@suse.cz>
3310 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3312 2012-01-07 Jan Hubicka <jh@suse.cz>
3314 PR tree-optimization/51680
3315 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3316 whose inlining reduce unit size.
3318 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3321 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3322 Add canonical node to containing_mem chain after the non-canonical
3323 one, even if there weren't any locs to propagate.
3324 (remove_useless_values): Keep only canonical values.
3325 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3326 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3327 canonicalize mem_chain elements that are not discarded.
3329 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3332 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3333 before emitting functions.
3335 PR gcov-profile/50127
3336 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3337 clear_aux_for_blocks.
3339 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3342 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3344 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3346 * c-decl.c (ext_block): Moved up.
3347 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3349 2012-01-06 Han Shen <shenhan@google.com>
3351 Translate built-in include paths for sysroot.
3352 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3353 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3355 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3356 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3358 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3359 control whether sysroot should be prepended to gxx include dir.
3361 * configure: Regenerate.
3363 2012-01-06 Torvald Riegel <triegel@redhat.com>
3365 PR rtl-optimization/51771
3366 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3367 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3369 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3371 PR tree-optimization/51315
3372 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3373 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3375 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3378 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3379 for shrp pattern. Correctly handle and fixup shift variable.
3380 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3382 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3385 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3386 note when !ACCUMULATE_OUTGOING_ARGS.
3388 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3390 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3392 (extract_range_from_unary_expr_1): Avoid useless computations.
3394 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3396 PR rtl-optimization/51767
3397 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3398 of jump_block and add an extra edge for degenerated asm gotos.
3401 * stmt.c (check_unique_operand_names): Don't ICE during error
3402 reporting if i is from labels chain.
3405 * profile.c (branch_prob): Split bbs that have exit edge
3406 and need a fake entry edge too.
3408 2012-01-05 Jan Hubicka <jh@suse.cz>
3411 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3414 2012-01-05 Richard Guenther <rguenther@suse.de>
3417 * tree-streamer-out.c (write_ts_optimization): New function.
3418 (streamer_write_tree_body): Call it.
3419 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3420 (streamer_read_tree_body): Call it.
3421 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3423 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3426 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3427 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3428 in_cleanup_point_expr before gimplify_stmt call and restore it
3430 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3431 in_cleanup_point_expr is false.
3433 2012-01-05 Richard Guenther <rguenther@suse.de>
3436 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3438 * toplev.c (process_options): Reject combining mudflap and LTO.
3439 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3441 2012-01-05 Richard Guenther <rguenther@suse.de>
3443 PR tree-optimization/51760
3444 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3446 (bit_value_unop): Handle UNDEFINED operands.
3447 (bit_value_binop): Likewise.
3449 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3451 * config/avr/avr.c (avr_replace_prefix): Remove.
3452 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3453 (avr_asm_function_rodata_section): Ditto.
3454 (avr_asm_select_section): Ditto.
3456 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3458 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3461 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3464 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3465 calls that have any non-fake successor edges.
3468 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3470 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3472 PR tree-optimization/51624
3473 * tree-sra.c (build_ref_for_model): When replicating a chain of
3474 COMPONENT_REFs, stop as soon as the offset would become negative.
3476 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3479 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3480 in .debug_loc on the floor.
3482 2012-01-04 Andrew Pinski <apinski@cavium.com>
3484 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3486 2012-01-04 Andrew Pinski <apinski@cavium.com>
3487 Adam Nemet <anemet@caviumnetworks.com>
3489 * config/mips/mips.md (size): Add SI and DI.
3490 (SIZE): New mode attribute.
3491 (U): New code attribute.
3492 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3493 (mips_lbux_<mode>): Delete.
3494 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3495 (mips_lhx): Use gen_mips_lhx_extsi.
3496 (mips_lhx_<mode>): Delete.
3498 (mips_l<size>x): New expand.
3499 (mips_lwx_<mode>): Delete.
3500 (mips_l<GPR:size>x_<P:mode>): New pattern.
3501 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3502 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3503 * config/mips/mips.c (mips_lx_address_p): New function.
3504 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3505 (dsp64): New availability predicate.
3506 (mips_builtins): Add an entry for __builtin_mips_ldx.
3507 * config/mips/mips.h (ISA_HAS_LBX): New define.
3508 (ISA_HAS_LBUX): Likewise.
3509 (ISA_HAS_LHX): Likewise.
3510 (ISA_HAS_LHUX): Likewise.
3511 (ISA_HAS_LWX): Likewise.
3512 (ISA_HAS_LWUX): Likewise.
3513 (ISA_HAS_LDX): Likewise.
3514 * doc/extend.texi (__builtin_mips_ldx): Document.
3516 2012-01-04 Tristan Gingold <gingold@adacore.com>
3518 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3519 when long pointers are used.
3520 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3521 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3522 (ia64-hp-*vms*): Remove.
3523 * config/vms/xm-vms64.h: Delete.
3525 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3528 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3530 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3532 * opts.c (finish_options): Remove duplicate sorry.
3534 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3537 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3540 2012-01-04 Richard Guenther <rguenther@suse.de>
3543 * tree.c (size_low_cst): New function.
3544 * tree.h (size_low_cst): Declare.
3545 * fold-const.c (fold_comparison): Use it to extract the low
3546 part of the POINTER_PLUS_EXPR offset.
3548 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3550 Fix clearing ZERO_REG
3551 * config/avr/avr.md (cc): Add alternative "ldi".
3552 (movqi_insn): Use it in cc attribute.
3553 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3554 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3555 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3557 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3559 * configure: Regenerate.
3561 2012-01-04 Richard Guenther <rguenther@suse.de>
3563 PR tree-optimization/49651
3564 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3565 (var_can_have_subvars): Use it.
3566 (get_constraint_for_1): Only consider subfields if there can be any.
3568 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3571 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3572 to its new canonical_cselib_val and the cselib_val was in
3573 first_containing_mem chain, but the canonical_cselib_val was not,
3574 add the latter into the chain.
3575 (cselib_invalidate_mem): Compare canonical_cselib_val of
3576 addr_list chain elt with v.
3579 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3580 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3582 (output_macinfo_op): Don't ggc_strdup fd->filename.
3583 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3584 then ggc_strdup it. Don't free inc->info or cur->info.
3585 (output_macinfo): Don't free ref->info or file->info.
3587 2012-01-03 Ira Rosen <irar@il.ibm.com>
3589 PR tree-optimization/51269
3590 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3591 first_niters a pointer.
3592 (slpeel_tree_peel_loop_to_edge): Likewise.
3593 (vect_do_peeling_for_loop_bound): Update call to
3594 slpeel_tree_peel_loop_to_edge.
3595 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3596 here. Remove it from the parameters list.
3597 (vect_do_peeling_for_alignment): Update calls and compute
3600 2012-01-03 Richard Guenther <rguenther@suse.de>
3602 PR tree-optimization/51070
3603 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3604 Properly handle calls.
3606 2012-01-03 Richard Guenther <rguenther@suse.de>
3608 PR tree-optimization/51692
3609 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3610 the LHS of allocation stmts.
3612 2012-01-03 Olivier Hainque <hainque@adacore.com>
3614 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3616 2012-01-03 Olivier Hainque <hainque@adacore.com>
3618 * collect2.c (main): In AIX specific computations for vector
3619 insertions, use CONST_CAST2 to cast from char ** to const char **.
3621 2012-01-03 Richard Guenther <rguenther@suse.de>
3624 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3625 the context of a limbo DIE when it does not already exist.
3627 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3629 PR tree-optimization/51719
3630 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3631 but direct call is, clear direct call's lhs and don't add fallthrough
3632 edge from dcall_bb to join_bb and PHIs.
3634 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3636 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3637 the instructions emitted by the pattern.
3638 ("*TDC_insn_<mode>"): Add comment.
3640 2012-01-03 Richard Guenther <rguenther@suse.de>
3643 * fold-const.c (fold_comparison): Properly canonicalize
3644 tree offset and HOST_WIDE_INT bit position.
3646 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3648 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3649 operands for extzv pattern.
3651 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3654 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3657 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3659 * doc/invoke.texi (-flto and related options): Copy-edit.
3661 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3663 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3665 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3667 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3670 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3672 * expr.h (move_by_pieces_ninsns): Declare.
3673 * expr.c (move_by_pieces_ninsns): Make external.
3674 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3675 (mips_store_by_pieces_p): Likewise.
3676 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3677 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3678 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3679 (mips_store_by_pieces_p): Likewise.
3681 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3683 * passes.c (register_one_dump_file): Free full_name.
3685 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3686 (calculate_elim_costs_all_insns): Free offsets_at and
3687 offsets_known_at at the end and clear the pointers.
3689 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3691 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3692 this option introduced in r180739.
3694 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3697 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3698 (tmake_file target=avr): Add avr/t-multilib.
3700 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3701 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3702 * config/avr/genmultilib.awk: New file.
3703 * config/avr/t-multilib: New auto-generated file.
3704 * config/avr/multilib.h: New auto-generated file.
3705 * config/avr/t-avr (AVR_MCUS): New variable.
3706 (genopt.sh): Use it.
3707 (s-mlib): Depend on t-multilib.
3708 (t-multilib, multilib.h): New dependencies.
3709 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3710 (MULTILIB_OPTIONS): Remove.
3711 (MULTILIB_MATCHES): Remove.
3712 (MULTILIB_DIRNAMES): Remove.
3713 (MULTILIB_EXCEPTIONS): Remove:
3714 * config/avr/genopt.sh: Don't use hard coded file name;
3715 pass AVR_MCUS from t-avr instead.
3717 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3719 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3721 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3723 Implement light-weight DImode support.
3724 * config/avr/avr-dimode.md: New file.
3725 * config/avr/avr.md: Include it.
3726 (adjust_len): Add plus64, compare64.
3727 (HIDI): Remove code iterator.
3728 (code_stdname): New code attribute.
3729 (rotx, rotsmode): Remove DI.
3730 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3732 * config/avr/avr-protos.h (avr_have_dimode): New.
3733 (avr_out_plus64, avr_out_compare64): New.
3734 * config/avr/avr.c (avr_out_compare): Handle DImode.
3735 (avr_have_dimode): New variable definition and initialization.
3736 (avr_out_compare64, avr_out_plus64): New functions.
3737 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3738 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3739 (avr_compare_pattern): Skip DImode comparisons.
3741 2012-01-02 Revital Eres <revital.eres@linaro.org>
3743 * ddg.c (def_has_ccmode_p): New function.
3744 (add_cross_iteration_register_deps,
3745 create_ddg_dep_from_intra_loop_link): Call it.
3747 2012-01-02 Richard Guenther <rguenther@suse.de>
3750 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3752 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3754 * gcc.c (process_command): Update copyright notice dates.
3755 * gcov.c (print_version): Likewise.
3756 * gcov-dump.c (print_version): Likewise.
3757 * mips-tfile.c (main): Likewise.
3758 * mips-tdump.c (main): Likewise.
3760 2012-01-01 Ira Rosen <irar@il.ibm.com>
3762 PR tree-optimization/51704
3763 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3764 a use is inside the basic block or loop before accessing its vect info.
3766 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3768 PR rtl-optimization/51069
3769 * cfgloopmanip.c (remove_path): Removing path making irreducible
3770 region unconditional makes BB part of the region.
3772 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3774 PR tree-optimization/51683
3775 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3776 calls with side-effects.
3777 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3779 Copyright (C) 2012 Free Software Foundation, Inc.
3781 Copying and distribution of this file, with or without modification,
3782 are permitted in any medium without royalty provided the copyright
3783 notice and this notice are preserved.