1 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
7 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9 Backport from 2012-03-28 mainline r185907.
12 * config.gcc (tm_file): Remove avr/multilib.h.
14 * doc/invoke.texi (AVR Options): Adjust
15 documentation of -mtiny-stack.
17 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
18 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
19 * config/avr/t-avr: Remove generation of multilib.h.
20 * config/avr/t-multilib: Regenerate.
21 * config/avr/multilib.h: Remove.
22 * config/avr/avr.opt (-msp8): New option.
23 (avr_sp8): New variable.
24 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
25 * config/avr/avr.h (AVR_HAVE_SPH): New define.
26 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
27 (avr_device_to_sp8): New prototype.
28 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
29 (DRIVER_SELF_SPECS): New define.
30 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
31 __AVR_SP8__, __AVR_HAVE_SPH__.
32 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
33 AVR_HAVE_8BIT_SP to decide if SP_H is present.
34 (avr_file_start): Ditto.
36 2012-03-28 Jakub Jelinek <jakub@redhat.com>
39 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
40 instead of 8 in adjust_address.
42 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
44 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
45 of a unit before computing the offset in units.
47 2012-03-27 Richard Guenther <rguenther@suse.de>
50 * fold-const.c (try_move_mult_to_index): Handle &x.array more
53 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
56 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
58 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
61 * varasm.c: Include pointer-set.h.
62 (pending_assemble_externals_set): New pointer set.
63 (process_pending_assemble_externals): Destroy the pointer set.
64 (assemble_external): See if decl is in pending_assemble_externals_set,
65 and add it to pending_assemble_externals if necessary.
66 (init_varasm_once): Allocate pending_assemble_externals_set.
68 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
70 Backported from mainline
71 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
74 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
75 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
76 (vector_ltgt<mode>): Likewise.
77 (vector_ordered<mode>): Likewise.
78 (vector_unordered<mode>): Likewise.
79 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
81 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
83 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
86 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
88 Backported from mainline
89 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
93 * config/sh/sh.c (sh_register_move_cost): Increase cost between
94 GENERAL_REGS and FP_REGS for SImode.
96 2012-03-22 Jakub Jelinek <jakub@redhat.com>
99 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
100 on any new_local_var_chain vars declared during recursing on
101 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
103 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
105 Backport from 2012-03-22 mainline r185692.
108 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
109 (unspecv): Add UNSPECV_MEMORY_BARRIER.
110 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
111 (delay_cycles_1, delay_cycles_2): Ditto.
112 (delay_cycles_3, delay_cycles_4): Ditto.
113 (nopv, *nopv): Ditto.
114 (sleep, *sleep): Ditto.
117 Backport from 2012-03-21 mainline r185605.
119 PR rtl-optimization/52543
121 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
122 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
123 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
124 (avr_load_libgcc_p): Restrict to __flash loads.
125 (avr_out_lpm): Only handle 1-byte loads from __flash.
126 (avr_load_lpm): New function.
127 (avr_find_unused_d_reg): Remove.
128 (avr_out_lpm_no_lpmx): Remove.
129 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
130 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
131 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
132 (load_<mode>, load_<mode>_clobber): New insns.
133 (mov<mode>): For multi-byte move from non-generic
134 16-bit address spaces: Expand to load_<mode> resp.
136 (load<mode>_libgcc): Remove expander.
137 (split-lpmx): Remove split.
139 Backport from 2012-03-13 mainline r185329.
142 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
143 offset (size) to a value the insns can deal with.
144 (expand_epilogue): Ditto.
146 Backport from 2012-03-12 mainline r185256.
149 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
150 type from reg_class_t to enum reg_class.
151 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
153 Backport from 2012-03-12 mainline r185253.
156 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
157 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
158 r184615 from 2012-02-28.
160 Backport from 2012-03-08 mainline r185105.
162 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
163 for constants in [-63,63].
165 Backport from 2012-03-08 mainline r185100.
168 * config/avr/avr.c (avr_mem_clobber): New static function.
169 (avr_expand_delay_cycles): Add memory clobber operand to
170 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
171 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
172 (enable_interrupt, disable_interrupt): New expander.
173 (nopv, sleep, wdr): New expanders.
174 (delay_cycles_1): Add memory clobber.
175 (delay_cycles_2): Add memory clobber.
176 (delay_cycles_3): Add memory clobber.
177 (delay_cycles_4): Add memory clobber.
178 (cli_sei): New insn from former "enable_interrupt",
179 "disable_interrupt" with memory clobber.
180 (*wdt): New insn from former "wdt" with memory clobber.
181 (*nopv): Similar, but for "nopv".
182 (*sleep): Similar, but for "sleep".
184 Backport from 2012-03-07 mainline r185043.
187 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
189 Backport from 2012-03-07 mainline r185032.
192 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
193 to: RAMPZ, RAMPY, RAMPX, RAMPD.
194 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
196 Backport from 2012-03-07 mainline r185031.
199 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
201 * config/avr/avr.md (xload_8): Adjust insn length.
203 Backport from 2012-03-07 mainline r185030.
206 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
207 if RAMPZ affects reading from RAM.
209 Backport from 2012-03-05 mainline r184919.
211 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
213 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
215 Backport from mainline r185259.
218 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
219 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
221 2012-03-22 Jakub Jelinek <jakub@redhat.com>
223 Backported from mainline
224 2012-03-13 Jakub Jelinek <jakub@redhat.com>
227 * c-parser.c (c_parser_postfix_expression)
228 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
230 * config/i386/smmintrin.h: Avoid /* within a comment.
231 * config/i386/nmmintrin.h: Likewise.
233 2012-03-22 Richard Guenther <rguenther@suse.de>
235 * BASE-VER: Set to 4.7.1.
236 * DEV-PHASE: Set to prerelease.
238 2012-03-22 Release Manager
240 * GCC 4.7.0 released.
242 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
244 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
246 2012-03-15 Jakub Jelinek <jakub@redhat.com>
247 Andrew Pinski <apinski@cavium.com>
250 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
251 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
252 calls instead of __builtin_ir{int,ound}*.
254 2012-03-14 Jakub Jelinek <jakub@redhat.com>
257 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
260 2012-03-13 Joseph Myers <joseph@codesourcery.com>
262 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
263 Refer to GCC 4.7 version of c99status.html.
265 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
267 Backport from mainline
268 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
270 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
271 redefine to be NULL if the current bit-size is different from the
274 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
275 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
276 set the default tuning. Add asserts to make sure the cpu and tune
277 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
278 test whether the index is set, instead of > 0.
279 (rs6000_file_start): Do not reset the default cpu if the current
280 bit-size is different from the configured bit-size.
282 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
284 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
286 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
287 Update binutils references.
288 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
289 Update binutils reference.
290 Update Sun as/GNU ld caveat.
291 Document binutils largefile requirement for LTO plugin.
292 Remove reference to alternate libpthread.
294 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
296 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
298 (Specific, mips-sgi-irix6): Likewise.
300 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
302 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
303 * configure: Regenerate.
305 2012-03-07 Richard Henderson <rth@redhat.com>
307 * config/m68k/m68k.h (ISA_HAS_TAS): New.
308 * config/m68k/sync.md (atomic_test_and_set): Use it.
309 (atomic_test_and_set_1): Likewise.
311 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
314 * Makefile.in: Let install-gcc-ar depend on installdirs, gcc-ar$(exeext),
315 gcc-nm$(exeext), gcc-ranlib$(exeext).
316 Don't double canonicalize if cross-compiling.
318 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
320 * trans-mem.c: New typedef for tm_region_p.
321 Define vector types for tm_region_p.
322 (tm_region_init): Replace region_worklist to a vector called
325 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
328 * trans-mem.c (tm_region_init): Use last_basic_block.
330 2012-03-05 Richard Henderson <rth@redhat.com>
333 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
334 * omp-low.c (expand_omp_atomic): Assume anything aligned to
335 BIGGEST_ALIGNMENT is aligned.
337 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
339 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
341 2012-03-05 Richard Henderson <rth@redhat.com>
344 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
345 instead of calling negqi2 directly.
347 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
349 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
350 (INTMAX_TYPE): Use it.
351 (UINTMAX_TYPE): Likewise.
352 (SUBTARGET_OVERRIDE_OPTIONS): Define.
353 (irix6_c_common_override_options): Declare.
354 (C_COMMON_OVERRIDE_OPTIONS): Define.
355 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
356 * config/mips/irix6-c.c: New file.
357 * config/mips/t-irix6 (irix6-c.o): New target.
358 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
361 2012-03-02 Richard Henderson <rth@redhat.com>
363 * optabs.c (expand_atomic_test_and_set): Honor
364 atomic_test_and_set_trueval even when atomic_test_and_set
367 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
369 Backport from mainline
370 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
372 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
374 2012-03-02 Richard Guenther <rguenther@suse.de>
376 * DEV-PHASE: Set to prerelease.
378 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
380 * config.gcc (obsolete): Add all ARM targets using the FPA.
381 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
382 * doc/install.texi: Avoid references to obsolete ARM ports.
384 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
386 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
388 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
389 Joern Rennecke <joern.rennecke@embecosm.com>
391 * doc/extend.texi: Expand and update information on interrupt
392 attribute for Epiphany.
394 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
396 * config/sh/sh-protos.h: Update copyright notice dates.
397 * config/sh/sh.h: Likewise.
398 * config/sh/sh.md: Likewise.
399 * config/sh/constraints.md: Likewise.
400 * config/sh/predicates.md: Likewise.
402 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
404 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
405 * config/sh/sh.c (tertiary_reload_operand): Likewise.
407 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
409 * config/sh/constraints.md: Fix comment typo.
411 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
414 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
415 unsigned HOST_WIDE_INT.
416 (zvdep_imm64): Likewise.
417 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
418 (vdepi_and): Likewise.
419 Likewise for unamed 64-bit patterns.
420 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
422 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
425 PR rtl-optimization/52417
426 * cselib.c (cselib_any_perm_equivs): New variable.
427 (cselib_reset_table): Check that it's not set when not
428 preserving constants.
429 (cselib_add_permanent_equiv): Set it.
430 (cselib_have_permanent_equivalences): New.
431 (cselib_init, cselib_finish): Reset it.
432 * cselib.h (cselib_have_permanent_equivalences): Declare.
433 * alias.c (get_addr): Restore earlier behavior when there
434 aren't permanent equivalences.
436 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
438 * config/mn10300/mn10300-modes.def: Fix copyright notice.
439 * config/v850/v850-modes.def: Fix copyright notice.
441 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
443 * doc/extend.texi (AVR Built-in Functions): Document
444 __builtin_avr_flash_segment.
446 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
447 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
448 (*split.flash_segment): New insn-and-split.
449 * config/avr/avr.c (avr_init_builtins): Add local variables:
450 const_memx_void_node, const_memx_ptr_type_node,
451 char_ftype_const_memx_ptr.
453 2012-03-01 Jakub Jelinek <jakub@redhat.com>
455 PR tree-optimization/52445
456 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
457 add ssa_name_ver, offset and size fields and change store field
459 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
460 (add_or_mark_expr): Likewise. Only consider previous stores
461 with the same size and offset.
462 (nt_init_block): Only look at gimple_assign_single_p stmts,
463 doesn't look at rhs2.
465 2012-03-01 Richard Guenther <rguenther@suse.de>
468 * tree-cfg.c (verify_gimple_assign_unary): Allow any
469 conversions from integral types to pointer types.
471 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
473 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
474 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
475 unintentionally removed in r184616.
477 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
479 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
482 2012-02-29 Jakub Jelinek <jakub@redhat.com>
483 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
487 alternatives, add "e" constraint to the new last alternative
488 and ! to last 3 alternatives.
490 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
492 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
493 DW_AT_artificial attributes at the end of the processing.
494 (gen_array_type_die): Likewise.
495 (gen_enumeration_type_die): Likewise.
496 (gen_struct_or_union_type_die): Likewise.
497 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
500 2012-02-29 Jakub Jelinek <jakub@redhat.com>
503 * expr.c (expand_assignment): If doing misaligned store that doesn't
504 cover all mode bits, perform a RMW cycle.
506 PR tree-optimization/52429
507 * tree-parloops.c (separate_decls_in_region_debug): Return early
508 if var is LABEL_DECL.
510 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
512 PR tree-optimization/52424
513 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
514 calling dom_thread_across_edge.
516 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
518 * config/avr/avr.c: Move definition of TARGET macros to end of file.
520 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
522 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
523 * config/avr/avr.c (avr_output_bld): Remove unused function.
524 (avr_out_sbxx_branch): Use "%T" to print bit position.
526 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
528 * config/avr/avr.md: Untabify.
530 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
532 * config/avr/avr.md (eqne): New code iterator.
533 (*dec-and-branchsi): Use it in text peephole's condition.
534 (*dec-and-branchhi): Ditto.
535 (*dec-and-branchqi): Ditto.
537 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
540 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
541 the device does not have the skip-bug.
543 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
545 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
546 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
547 -mpretend-cmove): New.
549 2012-02-29 Jakub Jelinek <jakub@redhat.com>
552 * df.h (struct df_d): Adjust comment that hard_regs_live_count
553 doesn't count DEBUG_INSN refs.
554 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
557 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
561 2012-02-20 Richard Guenther <rguenther@suse.de>
562 PR tree-optimization/52298
563 * tree-vect-stmts.c (vectorizable_load): Properly use
564 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
567 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
570 * gimple.h (gimple_in_transaction): New.
571 (gimple_set_in_transaction): New.
572 (struct gimple_statement_base): Add in_transaction field.
573 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
575 (tree_ssa_lim_initialize): Compute transaction bits.
576 * tree.h (compute_transaction_bits): Protoize.
577 * trans-mem.c (tm_region_init): Use the heap to store BB
579 (compute_transaction_bits): New.
581 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
583 * gcc.c (display_help): Document --help=common and sort entries
586 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
588 * doc/install.texi: Document check-$LANG specific shortcuts
590 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
593 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
595 * config/arm/arm_neon.h: Regenerate.
596 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
597 (neon_vcgeu): New insn.
598 (neon_vcgtu): Likewise.
599 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
600 (ops): Unsigned comparison intrinsics call a different
603 2012-02-28 Richard Guenther <rguenther@suse.de>
606 * config/i386/i386.c (ix86_expand_vector_set): Fix element
607 ordering for the VEC_CONCAT for two element vectors for
608 V2SFmode, V2SImode and V2DImode.
610 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
613 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
614 detecting big-endian triplets.
616 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
618 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
619 mode if there is no type information available.
621 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
623 PR tree-optimization/53207
624 * doc/invoke.texi: Document as experimental and relying on graphite.
626 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
628 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
629 of initializer to changes from r184614.
631 2012-02-28 Richard Guenther <rguenther@suse.de>
633 PR tree-optimization/52395
634 * tree-sra.c (build_ref_for_offset): Also look at the base
635 TYPE_ALIGN when figuring out the alignment of the replacement.
637 2012-02-28 Richard Guenther <rguenther@suse.de>
639 PR tree-optimization/52402
640 * ipa-prop.c (ipa_modify_call_arguments): Properly use
641 mis-aligned types when creating the accesses at the call site.
643 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
645 * config/avr/builtins.def: New file.
646 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
647 * config/avr/avr.c (enum avr_builtin_id): Use it.
648 (avr_init_builtins): Use it. And use avr_bdesc.
649 (bdesc_1arg): Remove.
650 (bdesc_2arg): Remove.
651 (bdesc_3arg): Remove.
652 (struct avr_builtin_description): Add field n_args.
653 (avr_bdesc): New static variable using builtins.def.
654 (avr_expand_builtin): Use it.
655 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
656 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
657 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
659 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
662 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
663 match only one single hard register with respective hard reg rtx.
664 (movmemx_<mode>): Ditto.
665 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
666 insn anatomy of movmem[x]_<mode>.
667 (avr_out_movmem): Same for printing assembler and operand usage.
669 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
673 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
674 address spaces located outside of device flash.
676 * config/avr/avr.h (base_arch_s): Remove field n_segments.
677 (mcu_type_s): Add field n_flash.
678 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
679 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
680 (AVR_MCU): Add N_FLASH argument.
681 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
682 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
683 macro __FLASH<n> if that address space makes sense for the device.
684 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
685 outside of target flash.
686 (avr_asm_named_section): Ditto.
687 (avr_asm_select_section): Ditto.
688 (avr_addr_space_convert): Ditto.
689 (avr_emit_movmemhi): Ditto.
690 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
691 address space is outside of device flash.
692 (avr_insert_attributes): Ditto.
693 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
694 avr_current_arch->n_segments.
696 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
699 * config/i386/i386.md (*movabs<mode>_1): Enable only for
701 (*movabs<mode>_2): Likewise.
703 2012-02-27 Jakub Jelinek <jakub@redhat.com>
706 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
707 s_register_operand in the test instead of REG_P. Don't call
708 gen_reg_rtx if it won't be used.
710 PR tree-optimization/52376
711 * ipa-split.c (split_function): Ignore CLOBBER stmts.
713 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
715 * ifcvt.c (noce_get_condition): Check condition variable is not
716 small_register_classes_for_mode_p before accepting.
718 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
720 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
722 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
725 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
726 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
728 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
730 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
732 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
734 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
736 * config/sh/predicates.md: Remove blank lines.
737 * config/sh/sh.c: Fix typos in comments.
738 * config/sh/constraints.md: Likewise.
739 * config/sh/sh.md: Remove blank lines.
740 Fix typos in comments. Use ;; as comment characters.
742 2012-02-26 Walter Lee <walt@tilera.com>
744 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
745 (replace_mov_pcrel_step2): Ditto.
747 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
750 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
751 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
752 and locs that reference values newer than the non-canonical value
753 at hand. Return the canonical value as a worst case.
754 (memrefs_conflict_p): Walk canonical value's locs.
757 * cselib.c (preserve_only_constants): Rename to...
758 (preserve_constants_and_equivs): ... this. Split out...
759 (invariant_or_equiv_p): ... this. Preserve plus expressions
760 of other preserved expressions too.
761 (cselib_reset_table): Adjust.
762 * var-tracking.c (reverse_op): Use canonical value to build
765 2012-02-23 Kai Tietz <ktietz@redhat.com>
767 * config/i386/i386.c (ix86_delegitimize_address): Handle
768 UNSPEC_PCREL plus displacement.
770 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
773 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
774 to test for unusedness in st X addressing.
776 2012-02-24 Richard Guenther <rguenther@suse.de>
779 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
780 (is_gimple_reg_type): Move inline ...
781 * gimple.h (is_gimple_reg_type): ... here.
783 2012-02-24 Richard Guenther <rguenther@suse.de>
786 * passes.c (execute_function_todo): When verifying SSA form
787 verify gimple form first.
788 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
790 2012-02-24 Richard Guenther <rguenther@suse.de>
793 * fold-const.c (fold_addr_of_array_ref_difference): New function.
794 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
796 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
798 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
800 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
802 * tree-phinodes.c (make_phi_node): Mark static.
803 * tree-flow.h (make_phi_node): Remove extern decl.
804 * doc/gimple.texi (make_phi_node): Remove documentation.
806 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
808 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
809 * tree-ssa-sccvn.c (print_scc): Ditto.
811 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
813 * doc/passes.texi (Full redundancy elimination): Fix typo.
815 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
817 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
819 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
822 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
824 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
827 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
829 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
831 * config/avr/avr.md (code_stdname): Add ior, xor.
832 (xior): New code iterator.
833 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
834 (*<code_stdname><mode>qi.byte1-3): Ditto.
836 2012-02-23 Jakub Jelinek <jakub@redhat.com>
838 PR tree-optimization/52019
839 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
842 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
844 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
845 HAVE_INITFINI_ARRAY to work around namespace pollution in
846 certain versions of newlib system headers.
847 * config.in: Regenerate.
848 * configure: Regenerate.
849 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
850 instead of HAVE_INITFINI_ARRAY.
852 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
855 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
856 is not offsettable memory reference.
858 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
861 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
862 setting avr_need_clear_bss_p for __gnu_lto* symbols.
864 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
866 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
867 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
869 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
871 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
872 library on Solaris 8 even without TLS support.
873 * configure: Regenerate.
875 2012-02-22 Richard Guenther <rguenther@suse.de>
878 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
879 for GIMPLE_DEBUG stmts.
881 2012-02-22 Martin Jambor <mjambor@suse.cz>
884 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
885 according to the base object.
887 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
889 PR rtl-optimization/50063
890 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
891 and 2 (8-bit SP) in operand 2.
892 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
893 setup to use movhi_sp_r instead of vanilla move to write SP.
894 Adjust REG_CFA notes to superseed unspec.
895 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
897 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
898 known to be off) only with TARGET_NO_INTERRUPTS. Never use
899 irq_state 1 (IRQ known to be on) here.
901 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
903 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
905 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
906 assign_hard_reg): Likewise.
908 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
910 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
912 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
915 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
916 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
918 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
920 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
921 prototype from here to...
922 * config/avr/avr.h: ...here.
924 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
927 * thumb2.md (thumb2_shiftsi3_short): Split register and
928 immediate shifts. For register shifts tie operands 0 and 1.
929 (peephole2 for above): Check that register-controlled shifts
930 have suitably tied operands.
932 2012-02-21 Quentin Neill <quentin.neill@amd.com>
935 * config/i386/bdver1.md (bdver1_call, bdver1_push,
936 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
937 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
938 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
939 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
940 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
941 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
942 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
943 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
944 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
945 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
946 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
947 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
948 bdver1_ssevector_avx256_unaligned_load,
949 bdver1_ssevector_sse128_unaligned_load,
950 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
951 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
952 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
953 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
954 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
955 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
956 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
957 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
958 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
959 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
960 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
961 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
962 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
963 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
964 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
965 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
966 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
967 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
968 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
969 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
970 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
971 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
972 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
973 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
974 bdver1_ssediv_double_load, bdver1_ssediv_double,
975 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
976 Add "bdver2" attribute.
978 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
980 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
981 default if possible and not specified otherwise.
983 2012-02-21 Richard Guenther <rguenther@suse.de>
986 * gimplify.c (create_tmp_from_val): Use the main variant type
987 for the type of the temporary we create.
989 2012-02-21 Richard Guenther <rguenther@suse.de>
991 PR tree-optimization/52324
992 * gimplify.c (gimplify_expr): When re-gimplifying expressions
993 do not gimplify a MEM_REF address operand if it is already
996 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
998 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
999 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1001 2012-02-21 Richard Guenther <rguenther@suse.de>
1003 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1004 nested_in_vect_loop.
1006 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1008 PR tree-optimization/52318
1009 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1010 vdef also to non-pure/const call stmts in the sequence.
1012 2012-02-20 David S. Miller <davem@davemloft.net>
1014 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1015 don't use the "rd %pc" instruction on v9 for PIC register loads.
1017 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1020 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1021 in a transaction safe function.
1023 2012-02-20 Kai Tietz <ktietz@redhat.com>
1026 * stor-layout.c (place_field): Handle desired_align for
1029 2012-02-20 Richard Guenther <rguenther@suse.de>
1031 PR tree-optimization/52298
1032 * tree-vect-stmts.c (vectorizable_store): Properly use
1033 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1035 (vectorizable_load): Likewise.
1036 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1037 Access DR_STEP after ensuring it is not NULL.
1039 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1041 PR tree-optimization/52286
1042 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1043 optimization use double_int_to_tree instead of build_int_cst_wide,
1044 rewrite to use double_int vars.
1046 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1049 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1051 Remove -e 0 from $gcc_cv_ld invocation.
1052 Only use __GLIBC_PREREQ if defined.
1053 Enable on Solaris since Solaris 8 patch.
1054 (gcc_SUN_LD_VERSION): New macro.
1055 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1056 gcc_SUN_LD_VERSION for version number format.
1057 * configure: Regenerate.
1058 * varasm.c (get_elf_initfini_array_priority_section): Set
1059 SECTION_NOTYPE for non-default priority.
1060 Use get_section instead of get_unnamed_section to emit
1061 .init_array/.fini_array with default priority.
1063 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1065 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1066 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1067 (mips_start_unique_function, mips_output_mips16_rdhwr)
1068 (mips_code_end): New functions.
1069 (TARGET_ASM_CODE_END): Define.
1071 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1073 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1074 to stubs with non-sibling calls.
1076 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1078 * doc/invoke.texi (-fira-* options): Copy-edit.
1079 (ira-* parameters): Copy-edit.
1081 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1083 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1084 GCC coding conventions.
1086 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1088 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1089 when used as adjectives.
1091 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1093 * doc/invoke.texi: Clean up "that"/"which" confusion.
1095 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1097 * system.h: Poison SMALL_REGISTER_CLASSES
1098 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1099 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1101 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1103 PR tree-optimization/52285
1104 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1105 when deciding if a call is a tail call or tail recursion.
1107 2012-02-16 Kai Tietz <ktietz@redhat.com>
1109 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1110 interger-constant displacement for UNSPEC_PCREL.
1112 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1114 PR rtl-optimization/52208
1115 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1116 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1118 PR tree-optimization/52255
1119 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1120 loop->header has virtual PHI, but exit_e->dest doesn't, add
1121 virtual PHI to exit_e->dest and adjust all uses after the loop.
1124 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1125 children with clone_tree_hash, not after it.
1127 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1129 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1130 extended identifiers.
1132 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1135 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1136 a same_body_alias, also test whether e->callee isn't a former
1137 or current clone of the decl this is a same body alias of.
1139 PR translation/52264
1140 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1142 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1144 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1146 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1149 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1150 force_reg instead of copy_to_reg for better optimization. Force
1151 non-register or memory operands into a register.
1153 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1155 * extend.texi: Reserve upper bits of memory model for future use.
1157 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1158 Anatoly Sokolov <aesok@post.ru>
1159 Eric Weddington <eric.weddington@atmel.com>
1162 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1163 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1164 Rewrite initializers for .macro.
1165 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1166 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1167 atxmega32d4, atxmega32x1.
1168 avrxmega4: atxmega64a3, atxmega64d3.
1169 avrxmega5: atxmega64a1, atxmega64a1u.
1170 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1171 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1172 avrxmega7: atxmega128a1, atxmega128a1u.
1173 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1174 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1175 (struct base_arch_s): Rename reserved to xmega_p.
1176 Rename reserved2 to have_rampd.
1177 (AVR_XMEGA): New define.
1178 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1179 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1180 * config/avr/predicates.md (io_address_operand): Take into
1182 (low_io_address_operand): Ditto.
1183 (high_io_address_operand): Ditto.
1184 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1185 (enabled, movhi_sp_r): Use them.
1186 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1187 cpp_define_formatted to built-in define __AVR_ARCH__.
1188 (__AVR_XMEGA__): New built-in define.
1189 (__AVR_HAVE_RAMPD__): New built-in define.
1190 (__AVR_HAVE_RAMPX__): New built-in define.
1191 (__AVR_HAVE_RAMPY__): New built-in define.
1192 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1194 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1195 (avr_option_override): Initialize them.
1196 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1197 (avr_init_expanders): Initialize them. No more block several calls.
1198 (emit_push_sfr): New static function.
1199 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1201 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1202 (avr_print_operand): Print addreeses as symbols for
1203 RAMPX, RAMPY, RAMPD, CCP.
1204 (output_movhi): Handle AVR_XMEGA when writing to SP.
1205 (avr_out_movhi_mr_r_xmega): New static function.
1206 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1207 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1208 __RAMPD__, __CCP__ as needed.
1210 * config/avr/multilib.h: Regenerate.
1211 * config/avr/t-multilib: Regenerate.
1212 * config/avr/avr-tables.opt: Regenerate.
1214 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1216 PR tree-optimization/50561
1217 * graphite-flattening.c (lst_project_loop): Do not
1218 remove old scattering dimensions after flattening.
1219 (lst_do_flatten): Likewise.
1221 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1223 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1224 __builtin_avr_map8, __builtin_avr_map16.
1225 Document __builtin_avr_insert_bits.
1227 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1228 (insert_bits): New insn.
1229 (adjust_len.map_bits): Rename to insert_bits.
1230 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1231 * avr-protos.h (avr_out_map_bits): Remove.
1232 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1233 * config/avr/constraints.md (Cxf,C0f): New.
1234 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1235 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1236 New built-in define __BUILTIN_AVR_INSERT_BITS.
1237 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1238 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1239 (avr_move_bits): Rewrite.
1240 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1242 (avr_map_op_t): New typedef.
1243 (avr_map_op): New static variable.
1244 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1245 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1246 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1247 (bdesc_3arg, avr_expand_triop_builtin): New.
1248 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1249 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1250 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1251 (avr_map_equal_p, avr_map_sig_p): Remove.
1252 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1253 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1254 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1255 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1256 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1257 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1259 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1261 * config/c6x/c6x.md (reserve_cycles): New attribute.
1262 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1263 don't reserve functional units after the branch occurs.
1265 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1268 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1269 functions into non-tm_pure functions.
1271 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1274 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1275 (iterative_hash_canonical_type): Likewise.
1276 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1279 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1281 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1282 sched-group insn, it either remains alone or the entire list is pruned.
1284 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1286 * doc/install.texi (Prerequisites): Fix grammar.
1287 (Configuration): Likewise.
1289 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1291 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1292 MPC as part of GCC before describing configuring with --with-gmp etc.
1293 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1294 sources are present.
1296 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1299 * dwarf2out.c (clone_tree_hash): New function.
1300 (copy_decls_walk): Use it instead of clone_tree.
1302 2012-02-14 Richard Guenther <rguenther@suse.de>
1304 PR tree-optimization/52244
1305 PR tree-optimization/51528
1306 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1307 replacements for integral types.
1309 2012-02-14 Walter Lee <walt@tilera.com>
1311 * config.gcc: Handle tilegx and tilepro.
1312 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1314 Add HAVE_AS_TLS check for tilegx and tilepro.
1315 * configure: Regenerate.
1316 * doc/contrib.texi: Add Mat Hostetter and self.
1317 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1318 Document instruction intrinsics and network accessing intrinsics.
1319 (TILEPro Built-in Functions): New node. Document instruction
1320 intrinsics and network accessing intrinsics.
1321 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1322 (Specific, tilepro-*-linux*): Likewise.
1323 * doc/invoke.texi (TILE-Gx Options): New section.
1324 (TILEPro Options): New section.
1325 * doc/md.texi (TILE-Gx): New section.
1326 (TILEPro): New section.
1327 * common/config/tilegx/tilegx-common.c: New file.
1328 * common/config/tilepro/tilepro-common.c: New file.
1329 * config/tilegx/constraints.md: New file.
1330 * config/tilegx/linux.h: New file.
1331 * config/tilegx/mul-tables.c: New file.
1332 * config/tilegx/predicates.md: New file.
1333 * config/tilegx/sync.md: New file.
1334 * config/tilegx/t-tilegx: New file.
1335 * config/tilegx/tilegx-builtins.h: New file.
1336 * config/tilegx/tilegx-c.c: New file.
1337 * config/tilegx/tilegx-generic.md: New file.
1338 * config/tilegx/tilegx-modes.def: New file.
1339 * config/tilegx/tilegx-multiply.h: New file.
1340 * config/tilegx/tilegx-protos.h: New file.
1341 * config/tilegx/tilegx.c: New file.
1342 * config/tilegx/tilegx.h: New file.
1343 * config/tilegx/tilegx.md: New file.
1344 * config/tilegx/tilegx.opt: New file.
1345 * config/tilepro/constraints.md: New file.
1346 * config/tilepro/gen-mul-tables.cc: New file.
1347 * config/tilepro/linux.h: New file.
1348 * config/tilepro/mul-tables.c: New file.
1349 * config/tilepro/predicates.md: New file.
1350 * config/tilepro/t-tilepro: New file.
1351 * config/tilepro/tilepro-builtins.h: New file.
1352 * config/tilepro/tilepro-c.c: New file.
1353 * config/tilepro/tilepro-generic.md: New file.
1354 * config/tilepro/tilepro-modes.def: New file.
1355 * config/tilepro/tilepro-multiply.h: New file.
1356 * config/tilepro/tilepro-protos.h: New file.
1357 * config/tilepro/tilepro.c: New file.
1358 * config/tilepro/tilepro.h: New file.
1359 * config/tilepro/tilepro.md: New file.
1360 * config/tilepro/tilepro.opt: New file.
1362 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1364 PR tree-optimization/52210
1365 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1366 vect_model_simple_cost with two entry vect_def_type array instead
1367 of an address of dt.
1369 2012-02-14 Richard Guenther <rguenther@suse.de>
1372 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1373 Do not stream DECL_QUALIFIER.
1374 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1375 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1376 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1378 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1381 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1384 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1387 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1388 * cselib.c (cselib_subst_to_values_from_insn): New function.
1389 * sched-deps.c (add_insn_mem_dependence,
1390 sched_analyze_1, sched_analyze_2): Use it.
1392 2012-02-13 Jan Hubicka <jh@suse.cz>
1395 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1397 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1399 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1400 (GTM_SELF_SPECS): Define if not already defined.
1401 (driver_self_specs): Add GTM_SELF_SPECS.
1402 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1403 (GTM_SELF_SPECS): Define.
1404 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1405 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1407 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1409 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1412 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1415 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1416 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1418 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1421 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1423 2012-02-13 Richard Guenther <rguenther@suse.de>
1425 PR translation/52211
1426 * passes.c (enable_disable_pass): Fix typo.
1428 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1431 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1432 XOR for reduce_bit_field if type is unsigned.
1434 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1436 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1437 disallow changes from SFmode to mode with different size in FP regs.
1439 2012-02-12 Robert Millan <rmh@gnu.org>
1440 Gerald Pfeifer <gerald@pfeifer.com>
1442 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1445 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1447 PR rtl-optimization/52175
1448 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1449 to frame-related instructions.
1451 2012-02-10 Jason Merrill <jason@redhat.com>
1454 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1455 (demangle_new_symbols): Fill it.
1456 (scan_linker_output): Walk it.
1457 (start_tweaking): Split out from scan_linker_output.
1458 (maybe_tweak): Update sym->chosen.
1459 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1461 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1464 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1466 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1468 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1469 having the same mode as previous compare.
1471 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1473 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1474 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1475 (nonlocal_goto_internal): Likewise.
1476 (nonlocal_goto): Emit a use and an indirect jump directly.
1478 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1481 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1482 __atomic_{is,always}_lock_free.
1484 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1487 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1488 negative constant address for x32.
1490 2012-02-10 Richard Henderson <rth@redhat.com>
1492 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1493 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1494 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1496 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1497 Ira Rosen <irar@il.ibm.com>
1499 PR tree-optimization/50031
1500 * targhooks.c (default_builtin_vectorization_cost): Handle
1502 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1503 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1504 all types of reduction and pattern statements.
1505 (vect_estimate_min_profitable_iters): Likewise.
1506 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1507 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1508 for explicit realigns.
1509 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1510 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1512 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1513 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1514 vec_perm for VSX and handle vec_promote_demote.
1516 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1519 * builtins.c (fold_builtin_atomic_always_lock_free,
1520 expand_builtin_atomic_always_lock_free,
1521 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1522 Return and/or test boolean_true_node/boolean_false_node instead of
1523 integer_one_node/integer_zero_node.
1525 2012-02-10 Jan Hubicka <jh@suse.cz>
1528 * predict.c (predict_paths_for_bb): Prevent looping.
1529 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1531 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1533 * config/arm/arm.c (output_move_double): In one case properly
1534 count number of instructions that will be emitted.
1536 2012-02-10 Richard Guenther <rguenther@suse.de>
1538 PR translation/52193
1539 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1541 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1544 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1546 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1549 * var-tracking.c (emit_note_insn_var_location): If
1550 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1551 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1552 non-NOTE_DURING_CALL_P insn.
1554 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1557 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1559 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1562 * gcc.c (switch_matches) Support switches with separated form,
1565 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1567 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1569 (RAMPZ_ADDR): Ditto.
1570 * config/avr/avr.c (avr_addr_t): New typedef.
1571 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1572 (avr_init_expanders): Initialize it.
1573 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1575 (expand_epilogue): Ditto.
1576 (avr_print_operand): Ditto.
1577 (avr_file_start): Ditto.
1578 (avr_emit_movmemhi): Ditto.
1580 2012-02-08 Richard Guenther <rguenther@suse.de>
1582 PR tree-optimization/46886
1583 * tree-flow.h (do_while_loop_p): Declare.
1584 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1585 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1587 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1589 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1590 always succeed for integers larger than a native word.
1592 2012-02-08 Richard Guenther <rguenther@suse.de>
1594 PR rtl-optimization/52170
1595 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1596 properly handle integer vector modes.
1598 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1600 PR gcov-profile/52150
1601 * coverage.c: Include target.h.
1602 (build_var): Call targetm.strip_name_encoding on the assembler name.
1603 Change one _ into . or $ if the target allows it.
1604 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1606 PR rtl-optimization/52139
1607 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1608 is a BARRIER after emit_insn_after_noloc, move BB_END
1609 to the last non-BARRIER insn before it.
1611 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1614 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1615 (mips_gimplify_va_arg_expr): Call it instead of
1616 std_gimplify_va_arg_expr.
1618 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1620 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1621 message for -mno-pointers-to-nested-function.
1623 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1626 * expr.c (get_inner_reference): If there is an offset, add a negative
1627 bit position to it (if any).
1629 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1631 PR rtl-optimization/52060
1632 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1633 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1634 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1635 and/or i0src_copy2 when needed.
1637 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1639 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1640 or LTOPLUGINSONAME if have_c.
1642 * config/freebsd-spec.h: Add comment about what macros can be defined
1644 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1645 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1648 2012-02-07 Richard Guenther <rguenther@suse.de>
1650 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1651 newline in -alias dumps.
1653 2012-02-07 Kai Tietz <ktietz@redhat.com>
1654 Dave Korn <dave.korn.cygwin@gmail.com>
1657 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1658 Take care that typinfo gets dllexport-attribute.
1660 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1663 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1664 if modifier < EXPAND_SUM call force_operand on the result.
1666 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1668 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1669 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1671 (epiphany_function_type): Replace types for specific interrupts with
1672 EPIPHANY_FUNCTION_INTERRUPT.
1673 (EPIPHANY_INTERRUPT_P): Update.
1674 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1675 New static function.
1676 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1677 <disinterrupt>: Affects type identity.
1678 (epiphany_handle_interrupt_attribute): Handle variable number of
1680 (epiphany_compute_function_type): Update for new
1681 epiphany_function_type definition.
1682 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1683 handlers with a longcall forwarder.
1684 (epiphany_start_function): Handle multiple interrupt arguments and/or
1685 forwarder_section attribute.
1687 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1690 2012-02-07 Alan Modra <amodra@gmail.com>
1693 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1696 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1698 PR tree-optimization/50969
1699 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1700 use vec_perm rather than vector_stmt.
1701 (vect_model_load_cost): Likewise.
1702 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1703 vec_perm to be the same as other vector statements.
1704 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1705 cost of vec_perm for TARGET_VSX.
1707 2012-02-06 Richard Guenther <rguenther@suse.de>
1709 PR tree-optimization/52115
1710 * tree-sra.c (access_has_replacements_p): New function.
1711 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1713 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1716 * trans-mem.c (expand_call_tm): Add an assertion.
1717 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1720 2012-02-06 Richard Guenther <rguenther@suse.de>
1722 PR tree-optimization/50955
1723 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1724 raise cost of expressions that replace an address with an
1725 expression based on a different pointer.
1727 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1730 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1731 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1733 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1736 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1737 -Weffc++ and specify guidelines come from second edition.
1739 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1741 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1742 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1743 (call_direct_split, call_value_split, call_value_internal_direct)
1744 (call_value_direct_split, call_value_multiple_split): Use jal and
1745 jal_macro attributes.
1747 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1749 * reload1.c (reload_regs_reach_end_p): Replace with...
1750 (reload_reg_rtx_reaches_end_p): ...this function.
1751 (new_spill_reg_store): Update commentary.
1752 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1753 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1754 before setting new_spill_reg_store.
1755 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1756 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1757 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1758 for non-spill reload registers.
1760 2012-02-05 Ira Rosen <irar@il.ibm.com>
1762 PR tree-optimization/52091
1763 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1764 (vect_is_simple_use_1): Likewise.
1765 * tree-vect-loop.c (vectorizable_reduction): Update calls
1766 to vect_is_simple_use_1 and vect_is_simple_use.
1767 (vectorizable_live_operation): Likewise.
1768 * tree-vect-patterns.c (widened_name_p,
1769 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1770 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1771 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1772 vectorizable_shift,vectorizable_operation, vectorizable_store,
1773 vectorizable_load): Likewise.
1774 (vect_is_simple_cond): Add an argument, pass it to
1775 vect_is_simple_use_1.
1776 (vectorizable_condition): Update calls to vect_is_simple_cond,
1778 (vect_is_simple_use): Add an argument, the statement in which
1779 OPERAND is used. Check that if OPERAND's def stmt is a double
1780 reduction phi node, the use is a phi node too.
1781 (vect_is_simple_use_1): Add an argument, pass it to
1783 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1784 to vect_is_simple_use.
1786 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1788 PR rtl-optimization/52095
1789 * modulo-sched.c (dump_insn_locator): New function.
1790 (loop_canon_p, sms_schedule): Use it.
1792 PR rtl-optimization/52113
1793 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1794 even for decomposable shift/zext insns.
1796 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1797 Zdenek Dvorak <ook@ucw.cz>
1799 PR rtl-optimization/52092
1800 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1801 on get_iv_value result.
1803 2012-02-02 Andrew Pinski <apinski@cavium.com>
1807 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1809 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1812 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1814 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1816 PR rtl-optimization/49800
1817 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1818 (sched_finish): Call regstat_free_n_sets_and_refs.
1820 2012-02-02 Jia Liu <proljc@gmail.com>
1822 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1825 2012-02-02 Jan Hubicka <jh@suse.cz>
1826 Tom de Vries <tom@codesourcery.com>
1829 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1830 * varpool.c (varpool_analyze_pending_decls): Likewise.
1832 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1833 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1835 * config.gcc: Add cr16-* support.
1837 * doc/extend.texi: Document cr16 extensions.
1838 * doc/install.texi: Document cr16 install.
1839 * doc/invoke.texi: Document cr16 options.
1840 * doc/md.texi: Document cr16 constraints.
1842 * common/config/cr16/cr16-common.c: New file.
1843 * config/cr16/cr16.c: New file.
1844 * config/cr16/cr16.h: New file.
1845 * config/cr16/cr16.md: New file.
1846 * config/cr16/cr16.opt: New file.
1847 * config/cr16/cr16-protos.h: New file.
1848 * config/cr16/predicates.md: New file.
1849 * config/cr16/constraints.md: New file.
1850 * config/cr16/t-cr16: New file.
1852 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1855 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1856 that operands[2] is either immediate, or q_regs_operand.
1858 PR tree-optimization/52073
1859 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1860 a pattern stmt for pattern uses, ignore uses outside of the loop.
1862 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1864 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1865 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1866 (OUT_AS1, OUT_AS2): Remove.
1868 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1870 PR rtl-optimization/51374
1871 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1872 to cross other volatile_refs_p insns.
1874 2012-02-01 Richard Guenther <rguenther@suse.de>
1876 * doc/invoke.texi (fno-inline): Clarify documentation.
1877 (finline-small-functions): Likewise.
1878 (finline-functions): Likewise.
1879 * common.opt (finline): Adjust comment and documentation.
1880 (finline-small-functions): Clarify documentation.
1881 (finline-functions): Likewise.
1882 (finline-functions-called-once): Likewise.
1884 2012-02-01 Tristan Gingold <gingold@adacore.com>
1886 * c-typeck.c (composite_type): Keep mode for pointers.
1888 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1890 * function.h (regno_reg_rtx): Adjust comment.
1891 * reginfo.c (init_reg_modes_target): Only use the previous mode
1892 if it fits within one register. Remove MIPS comment.
1894 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1897 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1899 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1901 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1902 to srak instruction.
1904 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1906 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1908 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1913 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1915 2012-01-31 Richard Guenther <rguenther@suse.de>
1917 PR tree-optimization/51528
1918 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1921 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1926 * ree.c (add_removable_extension): Change def_map argument
1927 to unsigned *, store in def_map 1 + offset into *insn_list vector
1928 instead of pointers into the vector.
1929 (find_removable_extensions): Adjust caller.
1931 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1933 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1934 Transform all "* quoted-c-code" to { c-code }.
1935 Remove redundant test for "optimize" in combine patterns.
1936 Move (include "avr-dimode.md") to end of file.
1938 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1941 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1942 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1944 2012-01-30 Richard Guenther <rguenther@suse.de>
1946 PR tree-optimization/52028
1947 * tree-loop-distribution.c (ldist_gen): Properly update
1950 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1953 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1954 set_cur_line_info_table if not emitting debug info.
1956 PR tree-optimization/52046
1957 * tree-vect-patterns.c (check_bool_pattern): Give up if
1958 a comparison could throw.
1961 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1963 2012-01-30 Richard Guenther <rguenther@suse.de>
1965 PR tree-optimization/52045
1966 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1967 SSA form if cfgcleanup did anything.
1969 2012-01-30 Richard Guenther <rguenther@suse.de>
1971 PR tree-optimization/52045
1972 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1973 before computing final todo.
1975 2012-01-30 Richard Guenther <rguenther@suse.de>
1977 PR tree-optimization/51528
1978 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1981 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1983 * df-problems.c (df_kill_notes): Check that the use refers
1984 to the note under examination.
1986 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1989 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1990 parameter and use short-lived pseudos.
1991 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1992 (sparc_expand_vector_init): Const-ify local variables and adjust
1993 calls to above functions.
1995 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1997 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1999 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2001 * doc/invoke.texi: Make usage of "compile time" and
2002 "run time"/"runtime" consistent throughout the file.
2004 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2006 * config/alpha/alpha.c (alpha_option_override): Default to
2007 full IEEE compliance mode for Go language.
2009 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2011 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2012 (LINK_SSP_SPEC): Define.
2014 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2017 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2020 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2022 * doc/invoke.texi: Correct hyphenation of "floating point",
2023 "double precision", and related terminology throughout the file.
2025 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2028 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2029 arm_general_register_operand predicate for operand 2 instead of
2032 2012-01-27 Ian Lance Taylor <iant@google.com>
2035 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2036 * builtins.c (expand_builtin_init_trampoline): Add onstack
2037 parameter. Change caller.
2038 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2039 * tree.c (build_common_builtin_nodes): Declare
2040 __builtin_init_heap_trampoline.
2042 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2044 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2045 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2046 * config/avr/avr.c: Ditto.
2047 (avr_regnames): Remove because unused.
2048 * config/avr/avr.md (*cpse.ne): New peephole.
2049 (*cpse.eq): New peephole from former cpse peepholes.
2051 2012-01-27 Michael Eager <eager@eagercon.com>
2053 * config/microblaze.c (microblaze_emit_compare): Correct
2054 test after pcmp instruction.
2056 2012-01-27 Richard Guenther <rguenther@suse.de>
2058 PR tree-optimization/52020
2059 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2061 2012-01-27 Richard Guenther <rguenther@suse.de>
2063 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2064 function non-const/pure.
2066 2012-01-27 Richard Guenther <rguenther@suse.de>
2068 PR tree-optimization/50444
2069 * tree-sra.c (build_ref_for_offset): Properly adjust the
2070 MEM_REF type for unaligned accesses.
2072 2012-01-27 Richard Guenther <rguenther@suse.de>
2074 PR tree-optimization/50444
2075 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2076 (expand_assignment): Use it. Properly handle misaligned
2077 bases when expanding stores to component references.
2078 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2081 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2084 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2085 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2086 * tree-data-ref.c (find_data_references_in_loop): Make static.
2087 (compute_all_dependences): Change return type to bool. Bail out
2088 for too many datarefs in a loop. Move the hunk resetting the data
2089 dependences vector from ...
2090 (compute_data_dependences_for_loop): ... here. Account for
2091 compute_all_dependences returning false.
2092 (compute_data_dependences_for_bb): Likewise.
2093 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2094 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2096 2012-01-27 Richard Guenther <rguenther@suse.de>
2099 * expr.c (store_field): Use the alias-set of the scratch memory
2102 2012-01-27 Tom de Vries <tom@codesourcery.com>
2104 PR tree-optimization/51990
2105 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2107 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2109 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2112 * var-tracking.c (reverse_op): Don't add any reverse operation
2113 if V already has any constant locations.
2115 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2117 * doc/invoke.texi: Correct usage of "command line" (noun)
2118 vs "command-line" (adjective) throughout.
2120 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2122 * doc/invoke.texi (Language Independent Options): Move
2123 -Wcoverage-mismatch blurb from here....
2124 (Warning Options): ...to here.
2126 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2128 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2129 Set rs6000_always_hint to false for 476.
2131 2012-01-27 Matthias Klose <doko@ubuntu.com>
2133 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2135 * incpath.c (add_standard_paths): Likewise.
2137 2012-01-27 Richard Henderson <rth@redhat.com>
2139 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2140 * config/m68k/sync.md (atomic_test_and_set): Rename from
2141 sync_test_and_setqi and adjust the operands.
2142 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2143 and unconditionally enable.
2145 2012-01-27 Richard Henderson <rth@redhat.com>
2147 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2148 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2149 (ldstub): Rename from ldstubqi.
2150 (ldstub<I24MODE>): Remove.
2152 2012-01-27 Richard Henderson <rth@redhat.com>
2154 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2155 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2156 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2157 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2158 * doc/tm.texi: Rebuild.
2160 2012-01-27 Richard Henderson <rth@redhat.com>
2162 * optabs.c (gen_atomic_test_and_set): Remove default.
2163 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2165 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2167 PR rtl-optimization/51978
2168 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2169 (combine_reaching_defs): Likewise.
2170 (struct re_info): Remove.
2171 (add_removable_extension): Remove x and data arguments,
2172 add insn, insn_list and def_map. Use the arguments directly
2173 instead of using struct re_info.
2174 (find_removable_extensions): Don't call add_removable_extension
2175 through note_stores, instead just call it with single_set
2177 (find_and_remove_re): Pass curr_cand->expr instead of
2178 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2180 2012-01-26 Michael Matz <matz@suse.de>
2182 PR tree-optimization/46590
2183 * cfgexpand.c: Revert last change (r183305).
2184 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2186 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2187 checking for emptiness.
2189 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2192 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2193 non-addressable non-BLKmode base correctly.
2195 2012-01-26 Michael Matz <matz@suse.de>
2197 PR tree-optimization/48794
2198 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2199 regions referenced from RESX/EH_DISPATCH.
2201 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2203 * config/s390/s390.h: Make BRANCH_COST an option.
2204 * config/s390/s390.opt: New option -mbranch-cost.
2206 2012-01-26 Richard Henderson <rth@redhat.com>
2208 Revert 2012-01-24 change:
2209 * trans-mem.c (requires_barrier): Do not instrument thread local
2210 variables and emit save/restore for them.
2212 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2215 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2218 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2220 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2223 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2226 Rename __pgm to __flash.
2227 Rename __pgm1 to __flash1.
2228 Rename __pgm2 to __flash2.
2229 Rename __pgm3 to __flash3.
2230 Rename __pgm4 to __flash4.
2231 Rename __pgm5 to __flash5.
2232 Rename __pgmx to __memx.
2233 * doc/extend.texi (AVR Named Address Spaces)
2234 Rename address space names as indicated above.
2235 * config/avr/avr.c (avr_addrspace): Ditto.
2237 * config/avr/avr-protos.h
2238 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2239 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2240 * config/avr/predicates.md: Ditto.
2241 * config/avr/avr.c Ditto, and
2242 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2243 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2245 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2246 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2247 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2248 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2249 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2250 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2251 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2252 * config/avr/avr.c: Ditto.
2253 * config/avr/avr.md: Ditto.
2255 2012-01-25 Jason Merrill <jason@redhat.com>
2258 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2260 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2262 PR tree-optimization/51987
2263 * tree-data-ref.c (get_references_in_stmt): Handle references in
2264 non-volatile GIMPLE_ASM.
2266 2012-01-25 Richard Guenther <rguenther@suse.de>
2268 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2269 bases are dereferenced.
2271 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2273 PR rtl-optimization/48374
2274 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2276 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2278 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2279 compute_data_dependences_for_loop returns false.
2280 * tree-parloops.c (loop_parallel_p): Likewise.
2282 2012-01-25 Richard Guenther <rguenther@suse.de>
2284 * tree.h (get_pointer_alignment_1): Declare.
2285 * builtins.c (get_pointer_alignment_1): New function.
2286 (get_pointer_alignment): Use it.
2288 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2290 PR rtl-optimization/48308
2291 * combine.c (enum undo_kind): Add UNDO_LINKS.
2292 (struct undo): Add member l to other_contents and where.
2293 (do_SUBST_LINK): New.
2295 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2296 (undo_all): Handle UNDO_LINKS.
2298 2012-01-25 Richard Henderson <rth@redhat.com>
2300 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2303 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2305 * optabs.c (gen_atomic_test_and_set): Use each argument.
2307 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2309 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2310 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2311 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2312 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2313 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2314 TARGET_PAIRED_SINGLE_FLOAT.
2316 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2318 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2319 (in_struct, return_val): Remove MEM documentation.
2320 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2321 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2322 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2324 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2325 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2326 * expr.c (store_field): Likewise.
2327 * function.c (assign_stack_temp_for_type): Likewise.
2328 * ifcvt.c (noce_try_cmove_arith): Likewise.
2329 * reload1.c (reload): Likewise.
2330 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2331 (alpha_set_memflags): Likewise.
2332 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2334 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2336 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2338 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2339 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2340 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2342 * cselib.c (cselib_rtx_varies_p): Delete.
2343 (cselib_invalidate_mem): Update call to canon_true_dependence.
2344 * dse.c (record_store, check_mem_read_rtx): Likewise.
2345 (scan_reads_nospill): Likewise.
2346 * cse.c (check_dependence): Likewise.
2347 (cse_rtx_varies_p): Delete.
2348 * expr.c (safe_from_p): Update call to true_dependence.
2349 * ira.c (validate_equiv_mem_from_store): Likewise.
2350 (memref_referenced_p): Likewise.
2351 * postreload-gcse.c (find_mem_conflicts): Likewise.
2352 * sched-deps.c (sched_analyze_2): Likewise.
2353 * store-motion.c (load_kills_store): Likewise.
2354 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2355 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2356 (compute_transp): Update call to canon_true_dependence.
2358 2012-01-25 Richard Henderson <rth@redhat.com>
2360 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2361 (maybe_emit_atomic_test_and_set): New.
2362 (expand_sync_lock_test_and_set): Use it.
2363 (expand_atomic_test_and_set): Likewise.
2364 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2365 the implementation; clarify implementation defined details.
2366 * doc/md.texi (atomic_test_and_set): Document.
2368 2012-01-25 Richard Henderson <rth@redhat.com>
2370 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2372 2012-01-25 Richard Henderson <rth@redhat.com>
2375 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2376 to effect no-op split.
2378 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2381 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2382 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2383 (BT_FN_VOID_PTR_INT_SIZE): New.
2384 (BT_FN_UINT_UINT_VAR): Remove.
2385 (BT_FN_UINT32_UINT32_VAR): New.
2386 (BT_FN_DOUBLE_VPTR): Remove.
2387 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2389 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2390 (_ITM_changeTransactionMode): Same.
2391 (_ITM_memmoveRtWt): Change return type to void.
2392 (_ITM_memcpyRtWt): Same.
2393 (_ITM_memsetW): Same.
2394 (_ITM_RaRD): Change types to double.
2399 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2401 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2402 Patrick Marlier <patrick.marlier@gmail.com>
2404 * trans-mem.c (requires_barrier): Do not instrument thread local
2405 variables and emit save/restore for them.
2407 2012-01-24 Jason Merrill <jason@redhat.com>
2410 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2411 output static aliases.
2413 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2416 * common.opt (-pie, -shared, pie, shared): Change from Common to
2418 * gcc.c (display_help): Display help for -pie and -shared.
2420 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2423 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2424 Remove note on size/offset limitation.
2425 (AVR Variable Attributes): Add example how to read data located
2426 with progmem. Refer to named address spaces.
2427 * doc/invoke.texi (AVR Options): Fix typo.
2429 2012-01-24 Richard Guenther <rguenther@suse.de>
2431 Forward-port to trunk
2432 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2435 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2436 op0 isn't sufficiently aligned and there is movmisalignM
2437 insn for mode, use it to load op0 into a temporary register.
2439 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2442 * target.def (const_not_ok_for_debug_p): New hook.
2443 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2445 * doc/tm.texi: Regenerated.
2446 * dwarf2out.c (const_ok_for_output_1): If
2447 targetm.const_not_ok_for_debug_p returns true, fail.
2448 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2450 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2452 2012-01-23 Kai Tietz <ktietz@redhat.com>
2455 * config/i386/predicates.md (symbolic_operand): Allow
2456 UNSPEC_PCREL as PIC expression for lea.
2457 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2458 * config/i386/i386.c (ix86_delegitimize_address): Handle
2459 UNSPEC_PCREL for none-MEM, too.
2461 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2463 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2464 (ipa_tm_create_version_alias): Same.
2466 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2469 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2470 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2472 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2473 Patrick Marlier <patrick.marlier@gmail.com>
2474 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2477 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2478 simple_object_start_read.
2480 2012-01-23 Richard Guenther <rguenther@suse.de>
2483 PR tree-optimization/51895
2484 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2485 parameter decomposition into BLKmode components.
2487 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2489 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2490 fake variables for restrict-qualified pointers whose pointed-to type
2491 contains a placeholder.
2493 2012-01-23 Richard Guenther <rguenther@suse.de>
2495 PR tree-optimization/51949
2496 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2498 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2500 PR rtl-optimization/51933
2501 * ree.c (transform_ifelse): Return true right away if dstreg is
2502 already wider or equal to cand->mode.
2503 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2504 (make_defs_and_copies_lists): Remove defs_list and copies_list
2505 arguments, add state argument, just truncate state->work_list
2506 instead of always allocating and freeing the vector. Assert that
2507 get_defs succeeds instead of returning 2. Changed return type to bool.
2508 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2509 have ext_src_mode, see if it has been modified already with the
2510 right kind of extension and has been extended before from the
2511 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2512 just return true. Remember the original mode in state->modified array.
2513 (combine_reaching_defs): Add state argument. Don't allocate and
2514 free here def_list, copied_list and vec vectors, instead just
2515 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2516 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2517 Add state variable, clear vectors in it, initialize state.modified
2518 if needed. Free all the vectors at the end and state.modified too.
2519 Don't skip a candidate if the extension expression has been modified.
2521 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2524 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2525 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2526 (extra_options) interix.opt -> i386/interix.opt"
2527 (extra_objs):Add winnt-stubs.o
2528 * configure.ac: Add interix to target_os .comm on PE check.
2529 * configure: Regenerate.
2530 * config/interix3.h: Delete and move bits to..
2531 * config/interix.h: Delete and move bits to..
2532 * config/i386/i386-interix3.h: Delete and move bits to..
2533 * config/i386/i386-interix.h: ..here.
2534 (TARGET_CPU_DEFAULT): Remove redefinition.
2535 (TARGET_ASM_CONSTRUCTOR): Undefine.
2536 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2537 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2538 (PTRDIFF_TYPE): Define.
2539 (LONG_DOUBLE_TYPE_SIZE): Define.
2540 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2541 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2542 (TARGET_SECTION_TYPE_FLAGS): Define.
2543 (ASM_DECLARE_FUNCTION_NAME): Define.
2544 (ASM_OUTPUT_EXTERNAL): Define.
2545 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2546 (ASM_OUTPUT_ALIGNED_BSS): Define.
2547 (PCC_BITFIELD_TYPE_MATTERS): Define.
2548 (USE_CONST_SECTION): Define.
2549 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2550 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2551 (SUPPORTS_ONE_ONLY): Remove.
2552 (I386_PE_STRIP_ENCODING): Define.
2553 * config/interix.opt: Delete and move bits to..
2554 * config/i386/interix.opt: ..here. New.
2555 (mpe-aligned-commons): Add.
2556 * config/i386/t-interix: Add copyright header.
2557 (winnt-stubs.o): Add rule.
2559 2012-01-22 Jason Merrill <jason@redhat.com>
2562 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2563 for extra name aliases.
2565 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2567 PR rtl-optimization/51924
2568 * ree.c (combine_set_extension): Improve debugging message.
2569 (combine_reaching_defs): Likewise.
2570 (get_defs): Rename confusingly named variable.
2571 (find_and_remove_re): Skip a candidate if the extension expression has
2574 2012-01-21 Robert Millan <rmh@gnu.org>
2575 Gerald Pfeifer <gerald@pfeifer.com>
2577 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2578 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2580 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2582 PR tree-optimization/51914
2583 * tree-vect-stmts.c (vectorizable_conversion): For
2584 cvt_type && modifier == WIDEN, put temporary with cvt_type
2585 at the beginning of vec_dsts and set vec_dest to temporary
2588 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2590 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2592 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2594 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2595 * config/rs6000/rs6000.c: Likewise.
2597 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2600 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2601 output_move_double on a copy of operands array.
2603 2012-01-20 Cary Coutant <ccoutant@google.com>
2604 Dodji Seketeli <dodji@redhat.com>
2607 * dwarf2out.c (copy_declaration_context): Return ref to parent
2608 of declaration DIE, if necessary.
2609 (remove_child_or_replace_with_skeleton): Add new parameter; update
2610 caller. Place skeleton DIE under parent DIE of original declaration.
2611 Move call to copy_declaration_context to here ...
2612 (break_out_comdat_types): ... from here.
2614 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2616 PR rtl-optimization/51856
2617 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2620 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2623 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2624 hints for neon loads and stores.
2626 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2630 * doc/extend.texi (Named Address Spaces): Split into subsections.
2631 (AVR Named Address Spaces): New subsection.
2632 (M32C Named Address Spaces): New subsection.
2633 (RL78 Named Address Spaces): New subsection.
2634 (SPU Named Address Spaces): New subsection.
2635 (Variable Attributes): New anchor "AVR Variable Attributes".
2636 (AVR Variable Attributes): Rewrite and avoid wording
2637 "address space" in this context.
2638 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2639 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2640 (AVR Built-in Macros): New subsubsection therein.
2641 * doc/md.texi (AVR constraints): Remove "C04", "R".
2643 2012-01-20 Richard Guenther <rguenther@suse.de>
2645 PR tree-optimization/51903
2646 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2647 when removing stmts.
2649 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2652 * config/arm/arm.c (arm_load_pic_register): Use
2653 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2654 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2655 (arm_pic_static_addr): Likewise.
2656 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2657 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2658 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2659 (pic_load_addr_unified): New.
2661 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2664 * function.c (instantiate_virtual_regs_in_insn): Use
2665 delete_insn_and_edges when removing a wrong asm insn.
2667 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2669 PR rtl-optimization/40761
2670 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2671 Add new member loop_num.
2672 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2673 (ira_build): Remove the parameter.
2675 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2676 (ira.c): Do not build CFG loops for one region allocation. Remove
2677 argument from ira_build call.
2679 * ira-build.c (init_loop_tree_node): New function.
2680 (create_loop_tree_nodes): Use it. Separate the case when CFG
2681 loops are not built.
2682 (more_one_region_p): Check current_loops.
2683 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2685 (add_loop_to_tree): Process loop equal to NULL too.
2686 (form_loop_tree): Separate the case when CFG loops are not built.
2687 Use explicitly number for the root.
2688 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2690 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2691 instead of loop->num.
2692 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2693 (mark_all_loops_for_removal): Ditto.
2694 (remove_unnecessary_regions): Separate the case when CFG loops
2696 (ira_build): Remove the parameter. Use explicit number of regions
2697 when CFG loops are not built.
2699 * ira-color.c (print_loop_title): Separate the case for the root node.
2700 Use loop_num instead of loop->num.
2701 (move_spill_restore): Use loop_num instead of loop->num.
2703 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2704 (change_loop): Ditto.
2705 (change_loop): Use loop_num instead of loop->num.
2707 * ira-lives.c (process_bb_node_lives): Ditto.
2709 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2711 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2713 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2716 * tree-mudflap.c (mf_artificial): New function.
2717 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2718 mx_register_decls, mudflap_enqueue_decl): Use it.
2721 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2722 numbers in the insn pattern.
2724 2012-01-19 Michael Matz <matz@suse.de>
2726 PR tree-optimization/46590
2727 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2728 use it in remembering which conflicts we already created.
2729 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2732 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2735 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2736 (merge_and_complain): Same.
2738 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2741 * config/initfini-array.h: Guard content of the header
2742 with #ifdef HAVE_INITFINI_ARRAY.
2743 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2744 Add initfini-array.h to tm_file here.
2745 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2746 * config.gcc: Don't add initfini-array.h to tm_file here.
2747 * configure: Regenerated.
2749 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2751 PR rtl-optimization/51505
2752 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2753 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2754 (df_note_bb_compute): Update the call to df_kill_notes.
2756 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2758 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2760 2012-01-18 Richard Guenther <rguenther@suse.de>
2762 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2763 of conversions to void *.
2765 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2766 Richard Sandiford <rdsandiford@googlemail.com>
2770 * optabs.h (simplify_expand_binop): Declare.
2771 * optabs.c (simplify_expand_binop): Make global.
2772 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2773 endian targets if the source cannot be exactly covered by word
2776 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2779 * hard-reg-set.h (struct hard_reg_set_container): New type.
2780 * target.h (struct hard_reg_set_container): Forward declare.
2781 * target.def (set_up_by_prologue): New target hook.
2782 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2783 * doc/tm.texi: Regenerated.
2784 * function.c (thread_prologue_and_epilogue_insns): Change
2785 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2786 Call targetm.set_up_by_prologue on it.
2787 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2788 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2790 2012-01-17 Nick Clifton <nickc@redhat.com>
2792 * config/rx/rx.c (rx_can_use_simple_return): New function.
2793 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2794 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2796 2012-01-17 Richard Guenther <rguenther@suse.de>
2799 * expr.c (expand_assignment): Take address-space information
2800 from the address operand of MEM_REF and TARGET_MEM_REF.
2801 (expand_expr_real_1): Likewise.
2803 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2805 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2806 reload dump is requested.
2808 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2811 * trans-mem.c (requires_barrier): Call may_be_aliased.
2813 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2815 PR tree-optimization/51877
2816 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2817 call arguments and fndecls compare equal, instead return false if they
2818 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2819 both SSA_NAMEs that are valueized the same, or they satisfy
2822 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2824 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2826 * configure: Regenerate.
2828 2012-01-16 Jan Hubicka <jh@suse.cz>
2832 * convert.c (convert_to_integer): Use fold_convert for
2833 converting an INTEGER_CST to integer type.
2835 2012-01-16 Jason Merrill <jason@redhat.com>
2838 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2840 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2843 * config/s390/s390.c (s390_chunkify_start): Don't skip
2844 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2845 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2846 If insn is followed by NOTE_INSN_VAR_LOCATION or
2847 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2848 Don't use location of note insns.
2850 PR tree-optimization/51865
2851 * tree-inline.c (tree_function_versioning): Call remap_decl
2852 on DECL_RESULT whenever it has VOID_TYPE_P type.
2854 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2856 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2857 for calls to locally-binding MIPS16 functions if only the return
2858 type uses float regs.
2860 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2861 Richard Sandiford <rdsandiford@googlemail.com>
2863 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2864 (SYMBOL_32_HIGH): Likewise.
2865 (mips_output_tls_reloc_directive): Declare.
2866 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2867 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2868 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2869 (mips_lo_relocs, mips_hi_relocs): Make extern.
2870 (mips16_stub_function): Move up file.
2871 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2872 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2873 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2874 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2875 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2876 (mips_get_tp): Add MIPS16 support.
2877 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2878 Generalize DTPREL and TPREL handling.
2879 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2880 Add MIPS16 TLS support.
2881 (mips_output_tls_reloc_directive): New function.
2882 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2883 * config/mips/predicates.md (symbolic_operand_with_high)
2884 (tls_reloc_operand): New predicates.
2885 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2886 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2887 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2888 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2889 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2890 (*tls_get_tp_mips16_call_<mode>): Likewise.
2892 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2894 PR rtl-optimization/51821
2895 * recog.c (peep2_find_free_register): Determine clobbered registers
2898 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2901 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2902 * config/avr/avr.c: Likewise.
2903 * config/avr/avr.h: Likewise.
2905 2012-01-13 Ian Lance Taylor <iant@google.com>
2908 * tree.h (TYPE_QUALS): Add cast to int.
2909 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2911 2012-01-13 Ian Lance Taylor <iant@google.com>
2913 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2914 comparing param_index to VEC_length result.
2916 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2918 * c-decl.c: Do not include tree-mudflap.h
2919 * tree-optimize.c: Likewise.
2920 * Makefile.in: Update dependencies.
2922 2012-01-13 Richard Guenther <rguenther@suse.de>
2925 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2926 variable-sized result always use RSO.
2928 2012-01-12 DJ Delorie <dj@redhat.com>
2930 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2931 pointer type, not just the default pointer type.
2933 2012-01-09 Richard Henderson <rth@redhat.com>
2934 Denis Chertykov <chertykov@gmail.com>
2937 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2938 * config/avr/avr.c (avr_can_eliminate): Simplify.
2939 (avr_initial_elimination_offset): Likewise.
2940 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2941 (expand_epilogue): Likewise.
2942 (avr_legitimize_address): Gut.
2943 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2944 (avr_hard_regno_nregs): New.
2945 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2946 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2947 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2948 add soft frame pointer.
2949 (CALL_USED_REGISTERS): Likewise.
2950 (REG_CLASS_CONTENTS): Likewise.
2951 (REGISTER_NAMES): Likewise.
2952 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2953 (HARD_FRAME_POINTER_REGNUM): New.
2954 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2955 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2956 remove the HARD_FRAME_POINTER self-elimination.
2958 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2961 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2962 DECL_EXTERNAL when checking for initializers of progmem variables.
2964 2012-01-12 Ira Rosen <irar@il.ibm.com>
2966 PR tree-optimization/51799
2967 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2968 that the last operation is a type demotion.
2970 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2972 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2973 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2975 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2978 * combine.c (distribute_notes): If i3 is a noreturn call,
2979 allow old_size to be equal to args_size and make sure the
2980 noreturn call gets REG_ARGS_SIZE note.
2981 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2982 on noreturn calls even when the delta is 0.
2984 2012-01-11 Nathan Sidwell <nathan@acm.org>
2986 * gcov.c (STRING_SIZE): Remove.
2987 (generate_results): Erase annotations for source files with no
2988 coverage information.
2990 (output_lines): Use it.
2992 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2994 * gimple.h (gimplify_body): Remove first argument.
2995 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2996 pointer set here, instead just pass DATA to walk_tree.
2997 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2998 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2999 (unvisit_body): Likewise, but with unmark_visited.
3000 (gimplify_body): Remove BODY_P argument and adjust.
3001 (gimplify_function_tree): Adjust call to gimplify_body.
3002 * omp-low.c (finalize_task_copyfn): Likewise.
3004 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3006 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3007 (build_function_type_skip_args): Delete.
3008 * tree.c (build_function_type_skip_args): Make static and add
3009 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3010 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3011 pass it to build_function_type_skip_args.
3012 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3013 (tree_function_versioning): Likewise.
3014 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3015 build_function_decl_skip_args.
3016 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3017 and pass it to build_function_decl_skip_args/tree_function_versioning.
3018 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3019 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3020 * trans-mem.c (ipa_tm_create_version): Likewise.
3021 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3022 * tree-inline.c (declare_return_variable): Remove always-true test.
3023 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3024 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3025 * ipa-split.c (split_function): Skip the return value for the split
3026 part if it doesn't return.
3028 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3030 PR tree-optimization/49642
3031 * ipa-split.c (forbidden_dominators): New variable.
3032 (check_forbidden_calls): New function.
3033 (dominated_by_forbidden): Likewise.
3034 (consider_split): Check for forbidden dominators.
3035 (execute_split_functions): Initialize and free forbidden
3036 dominators info; call check_forbidden_calls.
3038 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3040 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3042 2012-01-11 Nick Clifton <nickc@redhat.com>
3044 * config/rx/rx.md (return): Define pattern.
3046 2012-01-11 Richard Guenther <rguenther@suse.de>
3048 * doc/extend.texi (malloc attribute): Adjust according to
3051 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3052 Patrick Marlier <patrick.marlier@gmail.com>
3055 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3056 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3057 (ipa_tm_note_irrevocable): Same.
3058 (ipa_tm_scan_irr_block): Same.
3059 (ipa_tm_decrement_clone_counts): Same.
3060 (ipa_tm_scan_irr_function): Same.
3061 (ipa_tm_create_version_alias): Same.
3062 (ipa_tm_create_version): Same.
3063 (ipa_tm_transform_calls_redirect): Same.
3064 (ipa_tm_transform_calls): Same.
3065 (ipa_tm_transform_transaction): Same.
3066 (ipa_tm_execute): Same.
3068 2012-01-10 Richard Guenther <rguenther@suse.de>
3071 * opts.c (common_handle_option): Handle -Werror.
3073 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3075 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3078 2012-01-10 Jason Merrill <jason@redhat.com>
3080 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3083 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3085 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3086 supports R_386_TLS_GD_PLT reloc.
3087 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3088 supports R_386_TLS_LDM_PLT reloc.
3089 * configure: Regenerate.
3090 * config.in: Regenerate.
3092 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3095 Extend __pgmx semantics to linearize memory.
3096 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3097 determine if code comes inline or from libgcc.
3098 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3099 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3100 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3101 (movmemx_qi, movmemx_hi): New insns.
3102 (xload_<mode>_libgcc): Rewrite to new insn condition.
3103 (xload_<mode>): Remove insns.
3104 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3105 cases that don't satisfy avr_xload_libgcc_p().
3106 (avr_addr_space_convert): Allow converting in any direction.
3107 (avr_addr_space_subset_p): Return always true.
3108 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3109 (avr_emit_movmemhi): Ditto.
3110 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3111 (avr_out_movmem): Ditto.
3112 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3113 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3114 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3115 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3116 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3118 2012-01-10 Richard Guenther <rguenther@suse.de>
3120 PR tree-optimization/50913
3121 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3122 Require data-refs to be representable by Graphite with respect
3125 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3127 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3128 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3130 2012-01-10 Tom de Vries <tom@codesourcery.com>
3132 PR rtl-optimization/51271
3133 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3134 handling annulled branch.
3136 2012-01-10 Richard Henderson <rth@redhat.com>
3138 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3139 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3140 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3141 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3142 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3143 arm_expand_vec_perm_const): New.
3144 * config/arm/arm-protos.h: Update.
3145 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3146 (*neon_vswp<VDQX>): New.
3147 (neon_vcombine<VDX>): Use neon_split_vcombine.
3148 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3149 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3150 (vec_perm<VE>): New.
3152 2012-01-10 Richard Henderson <rth@redhat.com>
3154 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3155 use it if reload_completed.
3156 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3157 arm_output_asm_insn, arm_process_output_memory_barrier,
3158 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3159 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3160 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3161 arm_process_output_sync_insn, arm_output_sync_insn,
3162 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3163 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3164 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3165 (emit_unlikely_jump): New.
3166 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3167 (arm_split_atomic_op): New.
3168 * config/arm/arm-protos.h: Update.
3169 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3170 (struct arm_sync_generator): Remove.
3171 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3172 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3173 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3174 (VUNSPEC_LL, VUNSPEC_SC): New.
3175 (sync_result, sync_memory, sync_required_value, sync_new_value,
3176 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3177 (attr length): Don't use arm_sync_loop_insns.
3178 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3179 (movsfcc, movdfcc): Likewise.
3180 * config/arm/constraints.md (Ua): New.
3181 * config/arm/prediates.md (mem_noofs_operand): New.
3182 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3183 (sync_clobber, sync_t2_reqd): Remove.
3184 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3185 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3186 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3187 (arm_sync_compare_and_swap<SIDI>): Remove.
3188 (arm_sync_compare_and_swap<NARROW>): Remove.
3189 (arm_sync_lock_test_and_set<SIDI>): Remove.
3190 (arm_sync_lock_test_and_set<NARROW>): Remove.
3191 (arm_sync_new_<syncop><SIDI>): Remove.
3192 (arm_sync_new_<syncop><NARROW>): Remove.
3193 (arm_sync_new_nand<SIDI>): Remove.
3194 (arm_sync_new_nand<NARROW>): Remove.
3195 (arm_sync_old_<syncop><SIDI>): Remove.
3196 (arm_sync_old_<syncop><NARROW>): Remove.
3197 (arm_sync_old_nand<SIDI>): Remove.
3198 (arm_sync_old_nand<NARROW>): Remove.
3199 (*memory_barrier): Merge arm_output_memory_barrier.
3200 (atomic_compare_and_swap<QHSD>): New.
3201 (atomic_compare_and_swap<NARROW>_1): New.
3202 (atomic_compare_and_swap<SIDI>_1): New.
3203 (atomic_exchange<QHSD>): New.
3204 (cas_cmp_operand, cas_cmp_str): New.
3205 (atomic_op_operand, atomic_op_str): New.
3206 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3207 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3208 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3209 (arm_load_exclusive<NARROW>): New.
3210 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3211 (arm_store_exclusive<QHSD>): New.
3213 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3215 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3216 reload patterns if -mvsx-scalar-memory.
3218 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3219 generated, even -mno-vsx-scalar-double was used.
3220 (vsx_xscvdpsp_scalar): Likewise.
3221 (vsx_xscvspdp_scalar2): Likewise.
3223 2012-01-09 Tom de Vries <tom@codesourcery.com>
3224 Andrew Pinski <apinski@cavium.com>
3227 * reorg.c (fill_slots_from_thread): Don't speculate
3228 frame-related insns.
3230 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3232 * sched-int.h (bb_note): Move to...
3233 * basic-block.h: ...here.
3234 * haifa-sched.c (bb_note): Move to...
3235 * cfgrtl.c: ...here.
3236 * function.c (next_block_for_reg): New function.
3237 (move_insn_for_shrink_wrap): Likewise.
3238 (prepare_shrink_wrap): Rewrite to use the above.
3240 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3242 * gimple.c (is_gimple_non_addressable): Remove.
3243 * gimple.h: Remove is_gimple_non_addressable.
3244 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3245 is_gimple_non_addressable.
3246 * trans-mem.c (expand_assign_tm): Same.
3248 2012-01-09 Richard Guenther <rguenther@suse.de>
3250 PR tree-optimization/51775
3251 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3252 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3254 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3256 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3258 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3260 2012-01-09 Richard Guenther <rguenther@suse.de>
3262 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3264 2012-01-08 Jan Hubicka <jh@suse.cz>
3266 PR tree-optimize/51680
3267 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3268 on when known_vals needs to be computed; cleanup.
3270 2012-01-08 Jan Hubicka <jh@suse.cz>
3272 PR tree-optimize/51694
3273 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3275 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3277 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3278 for -std=c++98 and -std=c++11 too.
3280 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3282 * cfgloop.c (cancel_loop): Add free() of bbs array.
3284 2012-01-07 Jan Hubicka <jh@suse.cz>
3286 PR tree-optimization/51600
3287 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3288 that benefits small functions.
3290 2012-01-07 Jan Hubicka <jh@suse.cz>
3292 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3294 2012-01-07 Jan Hubicka <jh@suse.cz>
3296 PR tree-optimization/51680
3297 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3298 whose inlining reduce unit size.
3300 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3303 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3304 Add canonical node to containing_mem chain after the non-canonical
3305 one, even if there weren't any locs to propagate.
3306 (remove_useless_values): Keep only canonical values.
3307 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3308 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3309 canonicalize mem_chain elements that are not discarded.
3311 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3314 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3315 before emitting functions.
3317 PR gcov-profile/50127
3318 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3319 clear_aux_for_blocks.
3321 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3324 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3326 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3328 * c-decl.c (ext_block): Moved up.
3329 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3331 2012-01-06 Han Shen <shenhan@google.com>
3333 Translate built-in include paths for sysroot.
3334 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3335 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3337 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3338 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3340 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3341 control whether sysroot should be prepended to gxx include dir.
3343 * configure: Regenerate.
3345 2012-01-06 Torvald Riegel <triegel@redhat.com>
3347 PR rtl-optimization/51771
3348 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3349 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3351 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3353 PR tree-optimization/51315
3354 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3355 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3357 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3360 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3361 for shrp pattern. Correctly handle and fixup shift variable.
3362 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3364 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3367 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3368 note when !ACCUMULATE_OUTGOING_ARGS.
3370 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3372 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3374 (extract_range_from_unary_expr_1): Avoid useless computations.
3376 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3378 PR rtl-optimization/51767
3379 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3380 of jump_block and add an extra edge for degenerated asm gotos.
3383 * stmt.c (check_unique_operand_names): Don't ICE during error
3384 reporting if i is from labels chain.
3387 * profile.c (branch_prob): Split bbs that have exit edge
3388 and need a fake entry edge too.
3390 2012-01-05 Jan Hubicka <jh@suse.cz>
3393 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3396 2012-01-05 Richard Guenther <rguenther@suse.de>
3399 * tree-streamer-out.c (write_ts_optimization): New function.
3400 (streamer_write_tree_body): Call it.
3401 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3402 (streamer_read_tree_body): Call it.
3403 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3405 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3408 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3409 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3410 in_cleanup_point_expr before gimplify_stmt call and restore it
3412 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3413 in_cleanup_point_expr is false.
3415 2012-01-05 Richard Guenther <rguenther@suse.de>
3418 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3420 * toplev.c (process_options): Reject combining mudflap and LTO.
3421 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3423 2012-01-05 Richard Guenther <rguenther@suse.de>
3425 PR tree-optimization/51760
3426 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3428 (bit_value_unop): Handle UNDEFINED operands.
3429 (bit_value_binop): Likewise.
3431 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3433 * config/avr/avr.c (avr_replace_prefix): Remove.
3434 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3435 (avr_asm_function_rodata_section): Ditto.
3436 (avr_asm_select_section): Ditto.
3438 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3440 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3443 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3446 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3447 calls that have any non-fake successor edges.
3450 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3452 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3454 PR tree-optimization/51624
3455 * tree-sra.c (build_ref_for_model): When replicating a chain of
3456 COMPONENT_REFs, stop as soon as the offset would become negative.
3458 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3461 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3462 in .debug_loc on the floor.
3464 2012-01-04 Andrew Pinski <apinski@cavium.com>
3466 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3468 2012-01-04 Andrew Pinski <apinski@cavium.com>
3469 Adam Nemet <anemet@caviumnetworks.com>
3471 * config/mips/mips.md (size): Add SI and DI.
3472 (SIZE): New mode attribute.
3473 (U): New code attribute.
3474 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3475 (mips_lbux_<mode>): Delete.
3476 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3477 (mips_lhx): Use gen_mips_lhx_extsi.
3478 (mips_lhx_<mode>): Delete.
3480 (mips_l<size>x): New expand.
3481 (mips_lwx_<mode>): Delete.
3482 (mips_l<GPR:size>x_<P:mode>): New pattern.
3483 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3484 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3485 * config/mips/mips.c (mips_lx_address_p): New function.
3486 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3487 (dsp64): New availability predicate.
3488 (mips_builtins): Add an entry for __builtin_mips_ldx.
3489 * config/mips/mips.h (ISA_HAS_LBX): New define.
3490 (ISA_HAS_LBUX): Likewise.
3491 (ISA_HAS_LHX): Likewise.
3492 (ISA_HAS_LHUX): Likewise.
3493 (ISA_HAS_LWX): Likewise.
3494 (ISA_HAS_LWUX): Likewise.
3495 (ISA_HAS_LDX): Likewise.
3496 * doc/extend.texi (__builtin_mips_ldx): Document.
3498 2012-01-04 Tristan Gingold <gingold@adacore.com>
3500 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3501 when long pointers are used.
3502 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3503 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3504 (ia64-hp-*vms*): Remove.
3505 * config/vms/xm-vms64.h: Delete.
3507 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3510 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3512 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3514 * opts.c (finish_options): Remove duplicate sorry.
3516 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3519 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3522 2012-01-04 Richard Guenther <rguenther@suse.de>
3525 * tree.c (size_low_cst): New function.
3526 * tree.h (size_low_cst): Declare.
3527 * fold-const.c (fold_comparison): Use it to extract the low
3528 part of the POINTER_PLUS_EXPR offset.
3530 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3532 Fix clearing ZERO_REG
3533 * config/avr/avr.md (cc): Add alternative "ldi".
3534 (movqi_insn): Use it in cc attribute.
3535 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3536 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3537 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3539 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3541 * configure: Regenerate.
3543 2012-01-04 Richard Guenther <rguenther@suse.de>
3545 PR tree-optimization/49651
3546 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3547 (var_can_have_subvars): Use it.
3548 (get_constraint_for_1): Only consider subfields if there can be any.
3550 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3553 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3554 to its new canonical_cselib_val and the cselib_val was in
3555 first_containing_mem chain, but the canonical_cselib_val was not,
3556 add the latter into the chain.
3557 (cselib_invalidate_mem): Compare canonical_cselib_val of
3558 addr_list chain elt with v.
3561 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3562 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3564 (output_macinfo_op): Don't ggc_strdup fd->filename.
3565 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3566 then ggc_strdup it. Don't free inc->info or cur->info.
3567 (output_macinfo): Don't free ref->info or file->info.
3569 2012-01-03 Ira Rosen <irar@il.ibm.com>
3571 PR tree-optimization/51269
3572 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3573 first_niters a pointer.
3574 (slpeel_tree_peel_loop_to_edge): Likewise.
3575 (vect_do_peeling_for_loop_bound): Update call to
3576 slpeel_tree_peel_loop_to_edge.
3577 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3578 here. Remove it from the parameters list.
3579 (vect_do_peeling_for_alignment): Update calls and compute
3582 2012-01-03 Richard Guenther <rguenther@suse.de>
3584 PR tree-optimization/51070
3585 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3586 Properly handle calls.
3588 2012-01-03 Richard Guenther <rguenther@suse.de>
3590 PR tree-optimization/51692
3591 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3592 the LHS of allocation stmts.
3594 2012-01-03 Olivier Hainque <hainque@adacore.com>
3596 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3598 2012-01-03 Olivier Hainque <hainque@adacore.com>
3600 * collect2.c (main): In AIX specific computations for vector
3601 insertions, use CONST_CAST2 to cast from char ** to const char **.
3603 2012-01-03 Richard Guenther <rguenther@suse.de>
3606 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3607 the context of a limbo DIE when it does not already exist.
3609 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3611 PR tree-optimization/51719
3612 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3613 but direct call is, clear direct call's lhs and don't add fallthrough
3614 edge from dcall_bb to join_bb and PHIs.
3616 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3618 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3619 the instructions emitted by the pattern.
3620 ("*TDC_insn_<mode>"): Add comment.
3622 2012-01-03 Richard Guenther <rguenther@suse.de>
3625 * fold-const.c (fold_comparison): Properly canonicalize
3626 tree offset and HOST_WIDE_INT bit position.
3628 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3630 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3631 operands for extzv pattern.
3633 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3636 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3639 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3641 * doc/invoke.texi (-flto and related options): Copy-edit.
3643 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3645 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3647 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3649 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3652 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3654 * expr.h (move_by_pieces_ninsns): Declare.
3655 * expr.c (move_by_pieces_ninsns): Make external.
3656 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3657 (mips_store_by_pieces_p): Likewise.
3658 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3659 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3660 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3661 (mips_store_by_pieces_p): Likewise.
3663 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3665 * passes.c (register_one_dump_file): Free full_name.
3667 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3668 (calculate_elim_costs_all_insns): Free offsets_at and
3669 offsets_known_at at the end and clear the pointers.
3671 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3673 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3674 this option introduced in r180739.
3676 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3679 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3680 (tmake_file target=avr): Add avr/t-multilib.
3682 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3683 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3684 * config/avr/genmultilib.awk: New file.
3685 * config/avr/t-multilib: New auto-generated file.
3686 * config/avr/multilib.h: New auto-generated file.
3687 * config/avr/t-avr (AVR_MCUS): New variable.
3688 (genopt.sh): Use it.
3689 (s-mlib): Depend on t-multilib.
3690 (t-multilib, multilib.h): New dependencies.
3691 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3692 (MULTILIB_OPTIONS): Remove.
3693 (MULTILIB_MATCHES): Remove.
3694 (MULTILIB_DIRNAMES): Remove.
3695 (MULTILIB_EXCEPTIONS): Remove:
3696 * config/avr/genopt.sh: Don't use hard coded file name;
3697 pass AVR_MCUS from t-avr instead.
3699 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3701 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3703 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3705 Implement light-weight DImode support.
3706 * config/avr/avr-dimode.md: New file.
3707 * config/avr/avr.md: Include it.
3708 (adjust_len): Add plus64, compare64.
3709 (HIDI): Remove code iterator.
3710 (code_stdname): New code attribute.
3711 (rotx, rotsmode): Remove DI.
3712 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3714 * config/avr/avr-protos.h (avr_have_dimode): New.
3715 (avr_out_plus64, avr_out_compare64): New.
3716 * config/avr/avr.c (avr_out_compare): Handle DImode.
3717 (avr_have_dimode): New variable definition and initialization.
3718 (avr_out_compare64, avr_out_plus64): New functions.
3719 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3720 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3721 (avr_compare_pattern): Skip DImode comparisons.
3723 2012-01-02 Revital Eres <revital.eres@linaro.org>
3725 * ddg.c (def_has_ccmode_p): New function.
3726 (add_cross_iteration_register_deps,
3727 create_ddg_dep_from_intra_loop_link): Call it.
3729 2012-01-02 Richard Guenther <rguenther@suse.de>
3732 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3734 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3736 * gcc.c (process_command): Update copyright notice dates.
3737 * gcov.c (print_version): Likewise.
3738 * gcov-dump.c (print_version): Likewise.
3739 * mips-tfile.c (main): Likewise.
3740 * mips-tdump.c (main): Likewise.
3742 2012-01-01 Ira Rosen <irar@il.ibm.com>
3744 PR tree-optimization/51704
3745 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3746 a use is inside the basic block or loop before accessing its vect info.
3748 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3750 PR rtl-optimization/51069
3751 * cfgloopmanip.c (remove_path): Removing path making irreducible
3752 region unconditional makes BB part of the region.
3754 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3756 PR tree-optimization/51683
3757 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3758 calls with side-effects.
3759 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3761 Copyright (C) 2012 Free Software Foundation, Inc.
3763 Copying and distribution of this file, with or without modification,
3764 are permitted in any medium without royalty provided the copyright
3765 notice and this notice are preserved.