1 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
7 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
8 documentation. Add missing '__' in front of
9 __builtin_ia32_packssdw256.
11 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
13 Backport from mainline
14 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
17 attribute of movddup insn to DF.
18 (*vec_interleave_lowv2df): Ditto.
21 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
23 Backport from 2013-01-07 trunk r194991, r194992.
26 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
29 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
30 (avr_addrspace_t): Add .section_name field.
31 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
33 (avr_addrspace): Same. Initialize .section_name. Remove last
34 NULL entry. Put __memx into .progmemx.data.
35 (progmem_section_prefix): Remove.
36 (avr_asm_init_sections): No need to initialize progmem_section.
37 (avr_asm_named_section): Use avr_addrspace[].section_name to get
39 (avr_asm_select_section): Ditto. And use get_unnamed_section to
40 retrieve the progmem section.
41 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
42 boundary to run over avr_addrspace[].
43 (avr_register_target_pragmas): Ditto.
45 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
47 Backport from 2013-01-07 trunk r194978.
50 * doc/install.texi (Cross-Compiler-Specific Options): Document
53 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
55 Backport from 2013-01-07 trunk r194968.
58 * config/avr/t-avr: Don't automatically rebuild
59 $(srcdir)/config/avr/t-multilib
60 $(srcdir)/config/avr/avr-tables.opt
61 (avr-mcus): New phony target to build them on request.
63 * avr/avr-mcus.def: Adjust comments.
65 2013-01-07 Terry Guo <terry.guo@arm.com>
67 Backport from mainline
68 2012-12-19 Terry Guo <terry.guo@arm.com>
70 * config/arm/arm.c (thumb_find_work_register): Check argument
71 register number based on current PCS.
73 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
75 Backport from mainline
76 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
79 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
80 selected code model, define __code_mode_small__, __code_model_medium__,
81 __code_model_large__, __code_model_32__ or __code_model_kernel__.
82 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
83 xchg temporary register with %k. Declare temporary register as
85 [__x86_64__]: For medium and large code models, preserve %rbx register.
87 2013-01-03 Richard Henderson <rth@redhat.com>
89 * config/i386/i386.c (ix86_expand_move): Always assign to op1
90 after eliminating TLS symbols.
92 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
95 * config/pa/pa.md (movsi): Revert previous change.
96 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
99 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
102 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
105 2013-01-02 Jason Merrill <jason@redhat.com>
108 * tree.c (build_array_type_1): Revert earlier change.
110 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
113 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
116 2012-12-21 Martin Jambor <mjambor@suse.cz>
118 PR tree-optimization/55355
119 * tree-sra.c (type_internals_preclude_sra_p): Also check that
120 bit_position is small enough to fit a single HOST_WIDE_INT.
122 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
124 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
126 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
128 Backport from mainline
129 2012-10-15 Matthias Klose <doko@ubuntu.com>
131 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
132 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
134 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
135 Tomash Brechko <tomash.brechko@gmail.com>
138 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
139 handling of before and after cases.
140 * config/sparc/sync.md (atomic_store): Fix pasto.
142 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
144 * optabs.c (expand_atomic_store): Elide redundant model test.
146 2012-12-13 Richard Henderson <rth@redhat.com>
149 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
151 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
154 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
155 (tldo_stb_sp64): Likewise.
156 (tldo_sth_sp32): Likewise.
157 (tldo_sth_sp64): Likewise.
158 (tldo_stw_sp32): Likewise.
159 (tldo_stw_sp64): Likewise.
160 (tldo_stx_sp64): Likewise.
162 2012-12-10 Kai Tietz <ktietz@redhat.com>
165 * print-tree.c (print_node): Cast from pointer via uintptr_t.
167 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
169 Backport from mainline
170 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
171 H.J. Lu <hongjiu.lu@intel.com>
174 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
175 before using it as insn or call equivalent.
177 2012-12-06 Jason Merrill <jason@redhat.com>
180 * tree.c (build_array_type_1): Re-layout if we found it in the
183 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
185 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
186 opaque cond in all call insns.
188 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
190 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
191 area if the function allocates dynamic stack space.
192 (ia64_initial_elimination_offset): Adjust offsets to above change.
194 2012-12-03 Richard Biener <rguenther@suse.de>
196 Backport from mainline
197 2012-09-24 Richard Guenther <rguenther@suse.de>
199 PR tree-optimization/53663
200 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
201 native encode/interpret translation on VN_WALKREWRITE.
203 2012-12-03 Kai Tietz <ktietz@redhat.com>
206 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
209 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
212 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
214 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
216 Backport from mainline:
217 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
220 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
221 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
222 (in_nullified_branch_delay): Likewise.
223 (in_call_delay): Likewise.
224 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
225 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
226 the $$sh_func_adrs call as variable. Update type of sibcalls and
228 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
229 length instead of adjustment. Handle negative and undefined call
230 adjustments for insn_default_length. Remove adjustment for millicode
231 insn with unfilled delay slot.
232 (pa_output_millicode_call): Update for revised millicode length.
233 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
235 2012-11-29 Kai Tietz <ktietz@redhat.com>
238 * prefix.c (lookup_key): Replace xmalloc/xrealloc
239 use by XNEWVEC/XRESIZEVEC.
241 * i386.c (get_scratch_register_on_entry): Handle
243 (split_stack_prologue_scratch_regno): Likewise.
244 (ix86_static_chain): Likewise.
245 (x86_output_mi_thunk): Likewise.
247 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
249 Backported from mainline
250 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
251 Markus Trippelsdorf <markus@trippelsdorf.de>
254 * lto-opts.c (lto_write_options): Also handle
255 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
256 OPT_SPECIAL_program_name.
259 * lto-wrapper.c (merge_and_complain): Handle
260 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
261 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
263 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
265 PR rtl-optimization/55489
266 * gcse.c (compute_transp): Precompute a canonical version
267 of XEXP (x, 0), and pass it to canon_true_dependence.
269 2012-11-27 Richard Biener <rguenther@suse.de>
272 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
273 stmt with a NOP instead of removing it.
275 2012-11-26 Richard Biener <rguenther@suse.de>
277 Backport from mainline
278 2012-10-19 Richard Biener <rguenther@suse.de>
280 PR tree-optimization/54976
281 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
282 Robustify against odd inner_mode inputs.
284 2012-10-12 Richard Biener <rguenther@suse.de>
286 PR tree-optimization/54894
287 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
288 Handle over-aligned scalar types properly.
290 2012-10-02 Richard Guenther <rguenther@suse.de>
293 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
296 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
298 Backport from mainline
299 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
301 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
302 explaining the register ordering preferences.
304 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
305 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
306 constraints so that the traditional floating point loads, stores,
307 and moves are done first, then the VSX loads, stores, and moves,
308 and finally the GPR loads, stores, and moves so that reload
309 chooses FPRs over GPRs, and uses the traditional load/store
310 instructions which provide an offset.
311 (movdf_hardfloat64): Likewise.
313 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
315 Backported from mainline
316 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
317 H.J. Lu <hongjiu.lu@intel.com>
320 * config/i386/i386.c (legitimize_pic_address): Properly handle
322 (ix86_print_operand_address): Set code to 'k' when forcing
323 addr32 prefix. For x32, zero-extend negative displacement if
326 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
328 * common.opt (fvar-tracking-uninit): Document.
329 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
330 * config/darwin.c (darwin_override_options): Likewise.
332 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
334 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
335 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
337 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
339 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
341 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
343 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
346 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
348 Backport from mainline
349 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
351 * config/i386/i386.c (ix86_init_machine_status): Do not
352 explicitly clear tls_descriptor_call_expanded_p again.
354 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
357 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
358 as read and written by the instruction.
360 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
363 (ix86_instantiate_decls): New function.
364 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
365 stack slot instead of SLOT_VIRTUAL.
366 <case IX86_BUILTIN_STMXCSR>: Ditto.
367 (assign_386_stack_local): Do not assert when virtual slot is valid.
368 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
369 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
370 (truncxf<mode>2): Ditto.
371 (floatunssi<mode>2): Ditto.
372 (isinf<mode>2): Ditto.
373 * config/i386/sync.md (atomic_load<mode>): Ditto.
374 (atomic_store<mode>): Ditto.
376 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
379 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
380 the argument is itself a conditional expression.
382 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
384 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
387 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
389 PR tree-optimization/54986
390 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
391 conversions on entry but add them back on exit if needed.
393 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
396 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
398 (print_reg): Use true_regnum rather than REGNO.
399 (ix86_print_operand_address): Remove SUBREG handling.
401 2012-11-05 Jakub Jelinek <jakub@redhat.com>
403 Backported from mainline
404 2012-10-24 Jakub Jelinek <jakub@redhat.com>
407 * gimple.h (is_gimple_sizepos): New inline function.
408 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
409 final assignment to expr variable.
410 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
411 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
412 into a local temporary.
414 2012-10-10 Jakub Jelinek <jakub@redhat.com>
416 PR tree-optimization/54877
417 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
418 use make_ssa_name instead of copy_ssa_name.
420 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
422 Backport from mainline
423 2012-10-31 Jakub Jelinek <jakub@redhat.com>
425 PR tree-optimization/53708
426 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
427 user-supplied alignment when used with an explicit section name.
429 2012-11-02 Jeff Law <law@redhat.com>
431 PR tree-optimization/54985
432 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
433 from thread_across_edge.
434 (thread_across_edge): Use it in all cases where we might thread
437 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
439 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
440 special register pushes before frame probing and allocation.
442 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
443 Joel Sherrill <joel.sherrill@oarcorp.com>
445 * config/sparc/t-rtems: New (Custom multilibs).
446 * config/sparc/t-rtems-64: New (Custom multilibs).
447 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
448 (sparc-*-rtems*): Add sparc/t-rtems.
450 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
452 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
454 (hash_rtx): Likewise.
456 2012-10-29 Terry Guo <terry.guo@arm.com>
458 Backport from mainline
459 2012-10-11 Terry Guo <terry.guo@arm.com>
461 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
463 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
466 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
468 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
469 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
471 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
473 * config/avr/t-rtems: Revert previous commit.
475 2012-10-26 Terry Guo <terry.guo@arm.com>
477 Backport from mainline
478 2012-10-23 Terry Guo <terry.guo@arm.com>
481 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
484 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
486 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
488 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
490 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
492 * config.gcc (microblaze*-*-rtems*): New target.
493 * config/microblaze/rtems.h: New.
494 * config/microblaze/t-rtems: New.
496 2012-10-25 Richard Biener <rguenther@suse.de>
498 PR tree-optimization/54902
499 * tree-ssa-pre.c (fini_pre): Return TODO.
500 (execute_pre): Adjust.
501 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
502 blocks before computing dominators.
504 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
506 Backport from mainline
507 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
509 * config/i386/i386.c (memory_address_length): Assert that non-null
510 base or index RTXes are registers. Do not check for REG RTXes.
511 Determine addr32 prefix using SImode_address_operand or
512 from original base and index RTXes. Simplify code.
514 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/i386-protos.h (memory_address_length): Add new bool
517 argument. Update all uses.
518 * config/i386/i386.c (memory_address_length): If not LEA insn, then
519 add length of addr32 prefix based on mode of base or index register.
520 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
521 addresses here. Update call to memory_address_length.
522 (ix86_print_address_operand): Use SImode_address_operand predicate.
523 * config/i386/predicates.md (SImode_address_operand): New.
524 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
525 to calculate "mode" attribute. Use SImode_address_operand predicate
526 instead of open-coding accepted RTX codes.
528 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
530 Backport from 2012-10-22 trunk r192685.
531 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
532 Note __AVR_<device>__ is not defined for cores.
533 Don't point to --help=target.
534 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
536 2012-10-19 Marek Polacek <polacek@redhat.com>
538 Backported from mainline
539 2012-10-19 Marek Polacek <polacek@redhat.com>
542 * fold-const.c (fold_sign_changed_comparison): Punt if folding
543 pointer/non-pointer comparison.
545 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
547 Backported from mainline
548 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
551 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
552 sure the mode is correct when falling through from above cases.
554 2012-10-19 Alan Modra <amodra@gmail.com>
556 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
557 (HAVE_LD_LARGE_TOC): Likewise.
558 * configure: Regenerate.
560 2012-10-19 Alan Modra <amodra@gmail.com>
562 * config/rs6000/predicates.md (splat_input_operand): Don't call
563 input_operand for MEMs. Instead check for volatile and call
564 memory_address_addr_space_p with modified mode.
566 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
568 Backported from mainline
569 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
571 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
573 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
575 PR rtl-optimization/54870
576 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
577 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
578 SSA_NAME pointer that points to a partition if there is at least
579 one variable with it set in the partition.
580 * dse.c (local_variable_can_escape): New predicate.
581 (can_escape): Call it.
582 * gimplify.c (mark_addressable): If this is a partitioned decl, also
583 mark the SSA_NAME pointer that points to a partition.
585 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
587 Backport from mainline
588 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
590 PR rtl-optimization/53701
591 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
592 rocess not only expr's vinsns but all old vinsns from expr's
595 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
597 Backport from mainline
598 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
601 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
603 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
604 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
605 only if producer writes to the register given by regno.
607 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
609 Backport from mainline
610 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
612 * config/i386/sse.md (UNSPEC_MOVU): Remove.
614 (UNSPEC_STOREU): Ditto.
615 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
616 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
617 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
618 (<sse2>_movdqu<avxsizesuffix>): Split to ...
619 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
620 (<sse2>_storedqu<avxsizesuffix>): ... this.
621 (*sse4_2_pcmpestr_unaligned): Update.
622 (*sse4_2_pcmpistr_unaligned): Ditto.
624 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
625 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
626 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
627 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
628 gen_sse2_load{dqu,upd} to load from unaligned memory and
629 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
631 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
632 Use CODE_FOR_sse_loadups.
633 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
634 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
635 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
636 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
637 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
638 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
639 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
640 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
641 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
642 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
643 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
645 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
647 Backport from trunk (r190222):
649 PR tree-optimization/54146
650 * ifcvt.c: Include pointer-set.h.
651 (cond_move_process_if_block): Change type of then_regs and
652 else_regs from alloca'd array to pointer_sets.
653 (check_cond_move_block): Update for this change.
654 (cond_move_convert_if_block): Likewise.
655 * Makefile.in: Fix dependencies for ifcvt.o.
657 2012-10-15 Richard Guenther <rguenther@suse.de>
659 PR tree-optimization/54920
660 * tree-ssa-pre.c (create_expression_by_pieces): Properly
661 allocate temporary storage for all NARY elements.
663 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
666 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
668 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
670 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
671 default_use_cxa_atexit to yes.
673 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
675 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
677 2012-10-05 Jan Hubicka <jh@suse.cz>
678 Jakub Jelinek <jakub@redhat.com>
680 PR tree-optimization/33763
681 * tree-inline.c (expand_call_inline): Silently ignore always_inline
682 attribute for redefined extern inline functions.
684 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
686 Backported from mainline
687 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
689 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
690 in SSE and YMM state support check for -march=native.
692 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
695 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
698 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
700 Backported from mainline
701 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
704 * doc/invoke.texi: Document -mprefer-avx128.
706 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
708 Backported from mainline
709 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
712 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
713 (XSTATE_FP): Likewise.
714 (XSTATE_SSE): Likewise.
715 (XSTATE_YMM): Likewise.
716 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
717 SSE and YMM states aren't supported.
719 2012-10-01 Tom de Vries <tom@codesourcery.com>
721 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
724 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
727 * config/s390/s390.c (s390_option_override): Add missing break.
729 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
731 Backport from mainline
732 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
734 * config.gcc: Replace 'host' with 'target' when configuring for
735 powerpc64*-*-freebsd.
737 2012-09-28 Meador Inge <meadori@codesourcery.com>
739 Backport from mainline
740 2012-09-27 Meador Inge <meadori@codesourcery.com>
742 * gcc-ar.c (main): Handle the returning of the sub-process error
745 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
747 Backport from 2012-09-28 trunk r191821.
748 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
750 2012-09-27 Jakub Jelinek <jakub@redhat.com>
753 * simplify-rtx.c (simplify_binary_operation_1): Perform
754 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
756 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
758 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
759 TYPE_NONALIASED_COMPONENT flag.
760 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
761 TYPE_NONALIASED_COMPONENT flag.
763 2012-09-21 Richard Guenther <rguenther@suse.de>
766 Backport from mainline
767 2012-04-19 Richard Guenther <rguenther@suse.de>
769 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
772 2012-09-20 Joseph Myers <joseph@codesourcery.com>
775 * c-typeck.c (c_cast_expr): When casting to a type requiring
776 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
779 2012-09-20 Joseph Myers <joseph@codesourcery.com>
782 * c-typeck.c (build_unary_op): Pass original argument of
783 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
784 any C_MAYBE_CONST_EXPR, if it has integer operands.
785 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
786 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
787 to c_objc_common_truthvalue_conversion, then remove any
788 C_MAYBE_CONST_EXPR, if they have integer operands. Use
789 c_objc_common_truthvalue_conversion not
790 c_common_truthvalue_conversion.
791 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
792 call note_integer_operands for arguments with integer operands
793 that are not integer constants.
795 2012-09-20 Jakub Jelinek <jakub@redhat.com>
797 Backported from mainline
798 2012-09-17 Jakub Jelinek <jakub@redhat.com>
800 PR tree-optimization/54563
801 * tree-ssa-math-opts.c (execute_cse_sincos): Call
802 gimple_purge_dead_eh_edges if last call has been changed.
804 2012-09-14 Jakub Jelinek <jakub@redhat.com>
807 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
808 instead of (match_dup 0) as second argument to vec_merge.
809 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
810 Remove third alternative.
811 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
812 operand 2 instead of operand 1, but put it as first argument
814 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
815 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
818 2012-09-20 Jakub Jelinek <jakub@redhat.com>
820 * BASE-VER: Set to 4.7.3.
821 * DEV-PHASE: Set to prerelease.
823 2012-09-20 Release Manager
825 * GCC 4.7.2 released.
827 2012-09-15 Andi Kleen <ak@linux.intel.com>
829 Backport from mainline
830 2012-09-07 Andi Kleen <ak@linux.intel.com>
832 * gcc/lto-streamer.h (res_pair): Add.
833 (lto_file_decl_data): Replace resolutions with respairs.
835 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
837 (lto_file_finalize): Set up resolutions vector lazily from respairs.
839 2012-09-14 Walter Lee <walt@tilera.com>
841 Backport from mainline.
842 2012-09-14 Walter Lee <walt@tilera.com>
844 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
845 option for TILEPro and TILE-Gx.
847 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
849 * config/i386/i386.h (x86_prefetchw): New global variable.
850 (TARGET_PREFETCHW): New macro.
851 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
852 (processor_alias_table): Add PTA_PREFETCHW to
853 bdver1, bdver2 and btver1.
854 (ix86_option_override_internal): Set x86_prefetchw for
855 PTA_PREFETCHW targets.
856 * config/i386/i386.md (prefetch): Expand to prefetchw
857 for TARGET_PREFETCHW.
858 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
860 Backport from mainline
861 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
863 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
864 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
866 (*prefetch_sse): ... this.
867 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
869 (*prefetch_3dnow): ... this.
871 2012-09-13 Jakub Jelinek <jakub@redhat.com>
874 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
875 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
877 2012-09-12 Teresa Johnson <tejohnson@google.com>
879 Backport from mainline.
880 2012-09-12 Teresa Johnson <tejohnson@google.com>
882 PR gcov-profile/54487
883 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
884 test using F_SETLKW with fcntl.
885 * configure, config.in: Regenerate.
887 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
889 Backport from mainline
890 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
892 * config/i386/i386.md : Comments on fma4 instruction selection
893 reflect requirement on register pressure based cost model.
895 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
896 flag is set-reset as informed by the cpuid flag.
898 * config/i386/i386.c (processor_alias_table): fma4
899 flag is enabled for bdver2.
901 2012-09-12 Christian Bruel <christian.bruel@st.com>
903 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
905 2012-09-12 Jakub Jelinek <jakub@redhat.com>
907 * config.gcc: Obsolete picochip-*.
909 2012-09-11 Richard Guenther <rguenther@suse.de>
912 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
913 on flag_toplevel_reorder.
915 2012-09-10 Richard Henderson <rth@redhat.com>
917 * config/alpha/predicates.md (small_symbolic_operand): Disallow
920 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
922 Backport from 2012-09-10 mainline r191132.
925 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
927 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
930 * tree-sra.c (disqualify_base_of_expr): Check for possible
931 NULL_TREE returned by get_base_address()
933 2012-09-07 Richard Guenther <rguenther@suse.de>
935 Backport from mainline
936 2012-06-26 Jan Hubicka <jh@suse.cz>
939 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
942 2012-09-07 Richard Guenther <rguenther@suse.de>
944 Backport from mainline
945 2012-07-13 Richard Guenther <rguenther@suse.de>
947 PR tree-optimization/53922
948 * tree-vrp.c (value_inside_range): Change prototype to take
949 min/max instead of value-range.
950 (range_includes_zero_p): Likewise. Return the result from
952 (extract_range_from_binary_expr_1): Adjust to handle dont-know
953 return value from range_includes_zero_p.
954 (extract_range_from_unary_expr_1): Likewise.
955 (compare_range_with_value): Likewise.
956 (vrp_meet_1): Likewise.
958 2012-09-07 Richard Guenther <rguenther@suse.de>
961 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
962 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
963 arguments separately.
965 2012-09-07 Jakub Jelinek <jakub@redhat.com>
967 Backported from mainline
968 2012-09-06 Jakub Jelinek <jakub@redhat.com>
970 PR rtl-optimization/54455
971 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
972 bb ends up with asm goto referencing bb's label.
974 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
976 Backport from mainline.
977 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
978 Richard Earnshaw <richard.earnshaw@arm.com>
981 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
982 element size. Use elem_type from the formal parameter. New parameter
984 (neon_expand_args): Adjust call to neon_dereference_pointer.
986 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
988 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
989 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
991 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
993 Backport from mainline
994 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
996 * config/i386/i386.md (isa): Add fma and fma4.
997 (enabled): Handle fma and fma4.
998 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
999 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1000 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1001 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1002 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1003 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1005 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1007 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1008 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1009 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1011 2012-09-06 Richard Guenther <rguenther@suse.de>
1013 PR tree-optimization/54498
1014 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1015 abort when reaching an already visited region.
1016 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1017 (get_continuation_for_phi_1): Likewise.
1018 (walk_non_aliased_vuses): When we translated the reference,
1019 abort when we re-visit a region.
1020 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1022 2012-09-06 Andrew Pinski <apinski@cavium.com>
1025 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1027 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1030 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1031 build_int_cst with size_type_node instead of size_int.
1033 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1035 Backport from 2012-09-05 mainline r190697.
1038 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1039 configured --with-avrlibc.
1040 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1042 * config/avr/avrlibc.h: New file.
1043 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1044 configured --with-avrlibc.
1045 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1047 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1049 Backport from 2012-09-04 mainline r190919
1052 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1053 of size less than 4 bytes by using macro ARM_NUM_INTS.
1054 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1056 2012-09-04 Richard Henderson <rth@redhat.com>
1058 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1060 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1062 Backport from 2012-09-04 mainline r190920
1065 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1067 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1069 Backport from 2012-09-04 mainline r190914
1072 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1074 (avr_allocate_stack_slots_for_args): ...this new static function.
1076 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1078 Backported from mainline
1079 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1082 * doc/invoke.texi: Add -da and remove -dm.
1084 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1086 Backported from mainline
1087 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1090 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1091 operands[1] is CONST_INT_P, convert it to QImode before printing.
1093 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1096 * c-convert.c (convert): Don't call fold_convert_loc if
1097 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1098 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1099 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1101 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1104 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
1105 if init is a CONSTRUCTOR.
1107 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
1109 PR rtl-optimization/54369
1110 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
1111 calling dbr_schedule.
1112 * config/sparc/sparc.c (sparc_reorg): Likewise.
1114 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
1116 Backport from mainline
1117 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1119 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
1120 case for Atom processor.
1122 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
1124 Backport from mainline
1125 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
1128 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
1129 true for TARGET_64BIT or !flag_pic.
1130 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
1131 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
1132 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
1133 Add insn constraint. Conditionally emit xchg asm insns.
1134 (atomic_compare_and_swap<mode>): Update calls. Check only
1135 cmpxchg8b_pic_memory_operand in memory address fixup.
1137 (CASHMODE): Rename from DCASHMODE.
1138 (doublemodesuffix): Update modes.
1139 (regprefix): New mode attribute.
1141 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
1142 <UNSPECV_CMPXCHG>: New constant.
1143 (atomic_compare_and_swap<mode>_1): Rename from
1144 atomic_compare_and_swap_single<mode>. Update calls and
1145 unspec_volatile constants.
1146 (atomic_compare_and_swap<mode>_doubleword): Rename from
1147 atomic_compare_and_swap_double<mode>. Update calls and
1148 unspec_volatile constants.
1150 2012-08-28 Walter Lee <walt@tilera.com>
1152 Backport from mainline
1153 2012-08-28 Walter Lee <walt@tilera.com>
1155 * confg/tilegx/tilegx.md: Fix code style.
1156 (*zero_extendsidi_truncdisi): Fix typo.
1157 * config/tilegx/tilegx.c: Fix code style.
1158 (tilegx_function_profiler): Fix typo.
1160 2012-08-27 Walter Lee <walt@tilera.com>
1162 Backport from mainline
1163 2012-08-27 Walter Lee <walt@tilera.com>
1165 * doc/md.texi (TILE-Gx): Fix typo.
1167 2012-08-27 Walter Lee <walt@tilera.com>
1169 Backport from mainline
1170 2012-08-27 Walter Lee <walt@tilera.com>
1172 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
1173 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
1175 2012-08-27 Walter Lee <walt@tilera.com>
1177 Backport from mainline
1178 2012-08-27 Walter Lee <walt@tilera.com>
1180 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
1181 (insn_bfins): Delete.
1183 2012-08-27 Walter Lee <walt@tilera.com>
1185 Backport from mainline
1186 2012-08-27 Walter Lee <walt@tilera.com>
1188 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
1189 atomic_exchange_bare<mode>,
1190 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
1191 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
1192 * config/tilegx/tilegx.md (type): Add X1_remove.
1193 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
1194 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
1195 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
1198 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
1200 PR rtl-optimization/54088
1201 * jump.c (delete_related_insns): Robustify latest change.
1203 2012-08-21 Richard Guenther <rguenther@suse.de>
1205 Backport from mainline
1206 2012-08-16 Richard Guenther <rguenther@suse.de>
1209 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
1211 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
1212 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
1213 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
1214 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
1215 (tree_ssa_lim_finalize): Free all mem_refs.
1216 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
1217 scc when bailing out.
1218 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
1219 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
1220 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
1221 FOR_EACH_LOOP_BREAK.
1223 2012-08-17 Richard Guenther <rguenther@suse.de>
1225 * tree-sra.c (modify_function): Free redirect_callers vector.
1226 * ipa-split.c (split_function): Free args_to_pass vector.
1227 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
1229 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
1230 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
1231 (vect_analyze_slp_instance): Free everything.
1232 (destroy_bb_vec_info): Free the SLP instances.
1234 2012-08-17 Richard Guenther <rguenther@suse.de>
1236 * params.def (integer-share-limit): Decrease from 256 to 251,
1239 2012-08-21 Richard Guenther <rguenther@suse.de>
1241 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
1242 the affine expansion cache.
1244 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1246 Backported from trunk
1247 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
1250 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
1252 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1254 Backport from mainline.
1255 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1258 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
1259 mark as predicable. Adjust asm template.
1260 (vec_setv2di_internal): Likewise.
1261 (vec_extract<mode> VD, VQ): Likewise.
1262 (vec_extractv2di): Likewise.
1263 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
1264 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
1265 (neon_vdup_n<mode> VX, V32): Likewise.
1266 (neon_vdup_nv2di): Likewise.
1268 2012-08-17 Walter Lee <walt@tilera.com>
1270 Backport from mainline
1271 2012-08-17 Walter Lee <walt@tilera.com>
1273 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
1274 (FEEDBACK_ENTER): Define.
1275 (FEEDBACK_REENTER): Define.
1276 (FEEDBACK_ENTRY): Define.
1277 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
1278 (FEEDBACK_ENTER): Define.
1279 (FEEDBACK_REENTER): Define.
1280 (FEEDBACK_ENTRY): Define.
1282 2012-08-16 Walter Lee <walt@tilera.com>
1284 Backport from mainline
1285 2012-08-16 Walter Lee <walt@tilera.com>
1287 * config.gcc (tilegx-*-linux*): Add feedback.h.
1288 (tilepro-*-linux*): Likewise.
1289 * config/tilegx/feedback.h: New file.
1290 * config/tilepro/feedback.h: New file.
1292 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
1294 Backport from mainline r189840 and r187586:
1295 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1297 * config/i386/i386.md (stack_protect_set): Disable the pattern
1298 for Android since Android libc (bionic) does not provide random
1299 value for stack protection guard at gs:0x14. Guard value
1300 will be provided from external symbol (default implementation).
1301 (stack_protect_set_<mode>): Likewise.
1302 (stack_protect_test): Likewise.
1303 (stack_protect_test_<mode>): Likewise.
1304 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1305 not have Bionic by default
1306 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1307 Macro OPTION_BIONIC is defined in this file and provides Bionic
1308 accessibility status
1310 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1312 * configure.ac: Stack protector enabling for Android targets.
1313 * configure: Regenerate.
1315 2012-08-13 Jakub Jelinek <jakub@redhat.com>
1317 Backported from trunk
1318 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1320 PR rtl-optimization/53942
1321 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1322 directly from likely spilled non-fixed hard registers, move them
1325 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1327 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
1328 (xop_phaddubq): Ditto.
1330 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1332 Backport from mainline
1333 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1334 Richard Earnshaw <rearnsha@arm.com>
1336 * target.def (vector_alignment): New target hook.
1337 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1338 * doc/tm.texi: Regenerate.
1339 * targhooks.c (default_vector_alignment): New function.
1340 * targhooks.h (default_vector_alignment): Add prototype.
1341 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1342 * config/arm/arm.c (arm_vector_alignment): New function.
1343 (TARGET_VECTOR_ALIGNMENT): Define.
1345 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1346 vector type alignment instead of size.
1347 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1348 element type size directly instead of computing it from alignment.
1349 Fix variable naming and comment.
1351 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1353 Backport from mainline
1354 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
1356 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
1357 (alpha_pad_function_end): ... this. Also insert NOP between
1358 sibling call and GP load.
1359 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
1361 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
1363 Backport from mainline
1364 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1365 H.J. Lu <hongjiu.lu@intel.com>
1367 PR rtl-optimization/54157
1368 * combine.c (gen_lowpart_for_combine): Don't return identity
1369 for CONST or symbolic reference.
1371 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
1373 Backport from mainline
1374 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1376 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
1377 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1378 split_cost argument signed.
1379 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1380 (ix86_avoid_lea_for_addr): Ditto.
1382 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1384 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
1385 the address has less than two components.
1387 2012-08-02 Steve Ellcey <sellcey@mips.com>
1389 Backport from mainline
1390 2012-07-19 Steve Ellcey <sellcey@mips.com>
1392 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1395 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
1397 Backport from mainline
1398 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1401 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1402 negative constant address for TARGET_X32 ...
1403 (ix86_decompose_address): ... here. Reject constant addresses
1404 that don't satisfy x86_64_immediate_operand predicate.
1406 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1409 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1410 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1411 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1412 addresses. Prevent zero extensions of CONST_INT operands.
1414 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1417 * config/i386/i386.md (*lea): New insn pattern.
1419 (*lea<mode>_2): Ditto.
1420 (*lea_{3,4,5,6}_zext): Ditto.
1421 * config/i386/predicates.md (lea_address_operand): Do not reject
1422 zero-extended address operands.
1423 * config/i386/constraints.md (j): Remove address constraint.
1424 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
1426 (ix86_print_operand_address): Handle SImode subreg of an address.
1427 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
1429 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1431 Backport from mainline
1432 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1435 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1436 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1438 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1439 (*movdi_internal_rex64): Use %E operand modifier for lea.
1440 (*movsi_internal): Ditto.
1442 (*lea<mode>_2): Ditto.
1443 (*lea_{3,4,5,6}_zext): Ditto.
1444 (*tls_global_dynamic_32_gnu): Ditto.
1445 (*tls_global_dynamic_64): Ditto.
1446 (*tls_dynamic_gnu2_lea_32): Ditto.
1447 (*tls_dynamic_gnu2_lea_64): Ditto.
1448 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1450 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1452 Backport from mainline
1453 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1455 * config/i386/i386.c (ix86_address_subreg_operand): Reject
1457 (ix86_print_operand_address): Assert that parts.base and parts.index
1458 are non-NULL after call to simplify_subreg.
1460 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
1463 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
1465 * config/sh/sh.c (sh_option_override): Do not change
1466 flag_finite_math_only. Set TARGET_IEEE to complement of
1467 flag_finite_math_only.
1468 * doc/invoke.texi (SH options): Add mno-ieee. Correct
1469 description of mieee and mno-ieee behavior.
1471 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
1474 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
1475 (_lzcnt_u64): Ditto.
1477 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
1479 Backport from mainline
1480 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
1482 PR rtl-optimization/52250
1483 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
1484 to put note list into. Unconditionally call move_bb_info.
1485 (move_bb_info): Do not assert the blocks being in the same region,
1486 just drop the note list if they are not.
1488 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1490 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
1492 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1494 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
1495 defining statement is a SSA name that occurs in abnormal PHIs.
1497 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1499 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
1502 2012-07-19 Richard Guenther <rguenther@suse.de>
1503 Eric Botcazou <ebotcazou@adacore.com>
1505 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
1506 about transition from invariant to known bits.
1507 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
1509 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1512 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
1513 (cleanup_tree_cfg_bb): Don't call it.
1514 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
1517 2012-07-19 Christian Bruel <christian.bruel@st.com>
1520 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
1522 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
1524 * config.gcc (v850-*-rtems*): New target.
1525 * config/v850/rtems.h: New.
1526 * config/v850/t-rtems: New.
1528 2012-07-18 Nick Clifton <nickc@redhat.com>
1530 * doc/invoke.texi (ARM Options): Document -munaligned-access.
1532 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
1536 Backport from mainline
1537 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1540 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1541 instead expand it as zero extension.
1543 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
1545 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
1546 QImode and HImode splitters. Use ix86_comparison_operator.
1547 Explicitly match FLAGS_REG.
1548 (DFmode cmove splitter): Explicitly match FLAGS_REG.
1550 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
1551 Steven Bosscher <steven@gcc.gnu.org>
1552 Bernd Schmidt <bernds@codesourcery.com>
1554 PR rtl-optimization/53908
1555 * df-problems.c (can_move_insns_across): When doing
1556 memory-reference book-keeping, handle call insns.
1558 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
1560 Backport from mainline
1561 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1564 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
1565 sibcall_insn_operand. Move it to a temporary register if not.
1567 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
1570 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
1571 emit PIC sequence for fnaddr symbol reference in advance.
1573 2012-07-09 Jason Merrill <jason@redhat.com>
1576 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
1577 (type_hash_eq): Likewise.
1580 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
1582 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
1584 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
1585 due to negative shift amount.
1587 2012-07-06 Kai Tietz <ktietz@redhat.com>
1589 Backport from mainline.
1591 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
1592 as "/mingw/include".
1594 2012-07-06 Nick Clifton <nickc@redhat.com>
1596 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
1597 default_encode_section_info.
1599 2012-07-06 Richard Guenther <rguenther@suse.de>
1601 Backport from mainline
1602 2012-03-30 Richard Guenther <rguenther@suse.de>
1605 * double-int.c (rshift_double): Remove not needed cast.
1607 2012-03-28 Richard Guenther <rguenther@suse.de>
1610 * double-int.h (rshift_double): Remove.
1611 * double-int.c (lshift_double): Use absu_hwi to make count
1613 (rshift_double): Make static, take unsigned count argument,
1614 remove handling of negative count argument.
1615 (double_int_rshift): Dispatch to lshift_double.
1617 2012-07-06 Richard Guenther <rguenther@suse.de>
1619 Backport from mainline
1620 2012-06-18 Richard Guenther <rguenther@suse.de>
1622 PR tree-optimization/53693
1623 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1624 Reject operands with more than one use.
1626 2012-07-06 Richard Guenther <rguenther@suse.de>
1628 Backport from mainline
1629 2012-04-11 Richard Guenther <rguenther@suse.de>
1632 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
1633 consider loop nesting.
1634 (evolution_function_is_univariate_p): Properly check the remainder
1637 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
1639 Backport from mainline
1640 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
1642 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1643 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
1644 (adjacent_mem_locations): Move some code to and call...
1645 (get_memref_parts): ...new function.
1646 (mem_locations_overlap): New function.
1647 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
1648 (is_mem_ref): Rename to...
1649 (find_mem_ref): ...this. Return MEM rtx.
1650 (get_store_dest): Remove function.
1651 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
1652 new parameter and adjust calls.
1653 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
1654 mem refs overlap for true_store_to_load_dep_costly.
1655 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
1656 passed to adjacent_mem_locations.
1657 (is_costly_group): Walk resolved dependency list.
1658 (force_new_group): Emit group ending nop for Power6/Power7.
1659 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
1660 (group_ending_nop): New define_insn.
1662 2012-07-04 Richard Guenther <rguenther@suse.de>
1665 * gimple-fold.c (get_base_constructor): Do not return an
1666 error_mark_node DECL_INITIAL.
1668 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
1670 Backport from mainline
1671 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1673 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
1674 code model string in the error message.
1676 2012-07-04 Tristan Gingold <gingold@adacore.com>
1678 Backport from mainline.
1679 2012-06-25 Tristan Gingold <gingold@adacore.com>
1681 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
1682 (seh_cfa_adjust_cfa): ... that function.
1683 (seh_emit_stackalloc): Do not emit out of range values.
1684 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
1685 UNSPEC_DEF_CFA constants.
1686 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
1687 * config/i386/i386.c (ix86_frame_pointer_required): Required
1688 for very large frames on SEH target.
1689 (ix86_compute_frame_layout): Save area is before frame pointer
1690 on SEH target. Handle very large frames.
1691 (ix86_expand_prologue): Likewise.
1693 2012-07-04 Richard Guenther <rguenther@suse.de>
1695 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
1696 as in free_lang_data_in_type.
1698 2012-07-02 Martin Jambor <mjambor@suse.cz>
1700 Backport from mainline.
1701 2012-07-02 Martin Jambor <mjambor@suse.cz>
1704 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
1705 dynamic type change check.
1707 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
1709 * tree-eh.c (lower_try_finally_switch): Really put the location of the
1710 last statement of the finally block onto the switch.
1712 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1714 * configure: Regenerate.
1716 Backport from mainline.
1717 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1719 * config.gcc (target_type_format_char): New. Document it. Set it for
1721 * configure.ac (gnu_unique_option): Use target_type_format_char
1722 in test. Comment rationale.
1724 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1726 Backport from mainline.
1727 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1729 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
1731 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
1733 Backport from 2012-06-28 mainline r189049
1736 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
1737 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
1738 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
1739 avr_hard_regno_call_part_clobbered.
1741 2012-06-28 Richard Guenther <rguenther@suse.de>
1744 * expr.c (expand_expr_real_1): Verify if the type is complete
1745 before inspecting its size.
1747 2012-06-27 Nick Clifton <nickc@redhat.com>
1749 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
1752 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
1755 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1757 2012-06-26 Nick Clifton <nickc@redhat.com>
1759 * config/rx/rx.md (simple_return): Use the simple_return rtx.
1761 2012-06-25 Jakub Jelinek <jakub@redhat.com>
1764 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
1765 of x x x in the vmovlps load alternative.
1767 2012-06-22 Richard Guenther <rguenther@suse.de>
1769 * gcov-iov.c: Include bconfig.h and system.h.
1771 2012-06-22 Richard Guenther <rguenther@suse.de>
1773 PR gcov-profile/53744
1774 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1776 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1778 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1779 DECL_IGNORED_P non-reg vars even if they are used.
1781 2012-06-19 Jason Merrill <jason@redhat.com>
1784 * dwarf2out.c (modified_type_die): Use scope_die_for.
1785 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1786 (uses_local_type_r, uses_local_type): New.
1787 (scope_die_for): Keep a type that uses a local type in local scope.
1788 Use get_context_die for namespace and type scope.
1790 2012-06-19 Richard Guenther <rguenther@suse.de>
1793 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1794 replace it with the first non-BLOCK context.
1796 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
1798 PR rtl-optimization/53700
1800 Backport from mainline
1801 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
1803 * ira-color.c (setup_left_conflict_sizes_p): Process all
1804 conflicting objects.
1806 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1808 Backport from mainline
1809 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1812 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1813 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1814 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1815 instead of xop_mulv2div2di3_low.
1816 (xop_p<macs>dql): Fix vec_select selector.
1817 (xop_p<macs>dqh): Ditto.
1818 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1819 (xop_mulv2div2di3_high): Ditto.
1821 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1823 Backport from mainline:
1824 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1826 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1828 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1830 Backport from mainline:
1831 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1833 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
1834 * config/pa/pa.c (pa_attr_length_millicode_call): Use
1835 MAX_PCREL17F_OFFSET instead of fixed offset.
1836 (pa_attr_length_call): Likewise.
1837 (pa_attr_length_indirect_call): Likewise.
1839 2012-06-15 Walter Lee <walt@tilera.com>
1841 Backport from mainline:
1842 2012-06-15 Walter Lee <walt@tilera.com>
1844 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1846 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1848 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1850 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
1852 Backport from mainline:
1854 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1855 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
1856 * gimple.h (block_in_transaction): Check for flag_tm.
1858 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
1860 PR tree-optimization/52558
1862 Backport from mainline:
1863 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
1864 * gimple.h (gimple_set_in_transaction): Remove.
1865 (gimple_in_transaction): Look in BB instead.
1866 (gimple_statement_base): Remove in_transaction field.
1867 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
1868 * trans-mem.c (compute_transaction_bits): Place transaction bit
1869 information into basic blocks.
1871 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1873 PR tree-optimization/52558
1874 * cfg.c (alloc_aux_for_edge): Fix comment.
1875 (alloc_aux_for_edge): Remove static.
1876 * basic-block.h (alloc_aux_for_edge): Protoize.
1877 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
1878 (execute_sm_if_changed_flag): New.
1879 (execute_sm_if_changed_flag_set): New.
1880 (execute_sm): Do not generate data races unless requested.
1881 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
1882 (tree_ssa_lim_finalize): Call free_aux_for_edges.
1883 * gimple.h (block_in_transaction): New.
1884 (gimple_in_transaction): Use block_in_transaction.
1886 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1888 Backported from mainline
1889 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1891 PR rtl-optimization/53589
1892 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1893 discovery even when e->dest != target. If any LABEL_REF points
1894 to e->dest label, redirect it to target's label.
1896 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1899 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
1900 returns false, replace stmt with GIMPLE_NOP.
1901 (check_omp_nesting_restrictions): Instead of issuing warnings,
1902 issue errors and return false if any errors were reported.
1904 2012-06-14 Richard Guenther <rguenther@suse.de>
1906 * BASE-VER: Set to 4.7.2.
1907 * DEV-PHASE: Set to prerelease.
1909 2012-06-12 Christian Bruel <christian.bruel@st.com>
1912 * config/sh/sh.c (sh_option_override): Don't force
1913 flag_omit_frame_pointer and maccumulate_outgoing_args.
1914 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1916 2012-06-14 Release Manager
1918 * GCC 4.7.1 released.
1920 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
1922 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1924 2012-06-13 Richard Henderson <rth@redhat.com>
1926 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1927 iterator instead of INT.
1929 2012-06-08 Richard Henderson <rth@redhat.com>
1932 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1933 note to a clobber insn when no other insn is available.
1935 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1938 * doc/invoke.texi (Wenum-compare): Update documentation.
1940 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1943 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1945 (altivec_stvlxl): Ditto.
1946 (altivec_stvrx): Ditto.
1947 (altivec_stvrxl): Ditto.
1949 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1952 * trans-mem.c (expand_block_edges): Do not skip the first
1953 statement when resetting the BB.
1955 2012-06-04 Richard Guenther <rguenther@suse.de>
1958 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1959 create new assembler names.
1961 2012-06-04 Richard Guenther <rguenther@suse.de>
1963 Backport from mainline
1964 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1967 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1968 larger than maxbits. Don't compute maxbits modulo align.
1969 Also check that unit bytes long store at bitpos / unit * unit
1970 doesn't affect bits beyond bitregion_end.
1971 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1972 would not fit into bitregion_start ... bitregion_end + 1 bit
1974 (store_split_bit_field): Decrease unit close to end of bitregion_end
1975 if access is restricted in order to avoid mutual recursion.
1977 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1979 Backport from 2012-06-04 mainline r188172
1982 * config/avr/avr-stdint.h: New file.
1983 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1986 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1988 PR tree-optimization/53550
1989 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1990 is POINTER_TYPE_P, use sizetype as step type instead of type.
1992 2012-06-04 Richard Guenther <rguenther@suse.de>
1993 Eric Botcazou <ebotcazou@adacore.com>
1995 Backport from mainline
1996 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
1998 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
1999 Change type of BITOFFSET to signed. Make sure the lower bound of
2000 the computed range is non-negative by adjusting OFFSET and BITPOS.
2001 (expand_assignment): Adjust call to get_bit_range.
2003 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2005 * expr.c (get_bit_range): Return the null range if the enclosing record
2006 is part of a larger bit field.
2008 2012-03-20 Richard Guenther <rguenther@suse.de>
2010 * stor-layout.c (finish_bitfield_representative): Fallback
2011 to conservative maximum size if the padding up to the next
2012 field cannot be computed as a constant.
2013 (finish_bitfield_layout): If we cannot compute the distance
2014 between the start of the bitfield representative and the
2015 bitfield member start a new representative.
2016 * expr.c (get_bit_range): The distance between the start of
2017 the bitfield representative and the bitfield member is zero
2018 if the field offsets are not constants.
2020 2012-03-16 Richard Guenther <rguenther@suse.de>
2022 * stor-layout.c (finish_bitfield_representative): Fall back
2023 to the conservative maximum size if we cannot compute the
2024 size of the tail padding.
2026 2012-03-14 Richard Guenther <rguenther@suse.de>
2028 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2029 * stor-layout.c (start_bitfield_representative): New function.
2030 (finish_bitfield_representative): Likewise.
2031 (finish_bitfield_layout): Likewise.
2032 (finish_record_layout): Call finish_bitfield_layout.
2033 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2034 for QUAL_UNION_TYPE fields.
2035 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2036 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2037 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2042 * expr.c (get_bit_range): Unconditionally extract bitrange
2043 from DECL_BIT_FIELD_REPRESENTATIVE.
2044 (expand_assignment): Adjust call to get_bit_range.
2046 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2049 * fold-const.c (fold_binary_loc): Refine previous change.
2051 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2053 Backport from mainline
2054 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2057 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2058 avoid going above orig insn. Update comments.
2060 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2062 Backport from mainline
2063 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2066 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2067 prologue for unwinder and profiler.
2069 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2071 Backport from mainline
2072 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2074 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2076 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2078 Backport from mainline
2079 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2081 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2082 DBX_REGISTER_NUMBER.
2084 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2086 Backport from mainline
2087 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2089 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2090 operand is CONST_INT. Take COSTS_N_INSNS into account.
2091 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2094 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2096 * config/avr/avr.opt (-msp8): Document it.
2097 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2099 2012-05-31 Richard Guenther <rguenther@suse.de>
2102 * expr.c (expand_assignment): Do not use movmisalign on
2105 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2108 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
2109 (pa_section_type_flags): New.
2110 (pa_legitimate_constant_p): Revert previous change.
2112 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
2114 Backport from mainline
2115 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
2118 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
2119 accessed indirectly.
2120 (ipa_tm_create_version): Same.
2122 2012-05-30 Jason Merrill <jason@redhat.com>
2125 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
2126 about array compound literals.
2128 2012-05-30 Richard Guenther <rguenther@suse.de>
2131 * fold-const.c (fold_binary_loc): Make sure to call
2132 fold_plusminus_mult_expr with the original sign of operands.
2134 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
2136 * explow.c (probe_stack_range): Restore simple control flow and stop
2137 again when the probe cannot be generated if HAVE_check_stack.
2139 2012-05-30 Jakub Jelinek <jakub@redhat.com>
2141 PR rtl-optimization/53519
2142 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
2143 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2145 2012-05-29 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/53516
2148 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
2150 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2152 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
2154 Backport from mainline
2155 2012-05-28 Richard Guenther <rguenther@suse.de>
2157 PR tree-optimization/53438
2158 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2160 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
2162 Backport from mainline
2163 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2165 PR rtl-optimization/52528
2166 * combine.c (can_combine_p): Add setting of subst_low_luid
2167 before call to expand_field_assignment().
2169 2012-05-26 Martin Jambor <mjambor@suse.cz>
2171 Backport from mainline
2172 2012-05-23 Martin Jambor <mjambor@suse.cz>
2174 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2176 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2179 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
2180 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2182 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
2185 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
2186 (ix86_expand_vec_perm): Use int mode instead of float.
2188 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
2191 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
2192 gnu_ld variables to yes.
2193 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
2194 (HAVE_GNU_AS): Likewise.
2195 * config.in: Regenerate.
2196 * configure: Likewise.
2198 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2200 Backport from mainline
2201 2012-03-12 Richard Guenther <rguenther@suse.de>
2202 * config/arm/arm.c (neon_dereference_pointer): Do not call
2203 covert during RTL expansion.
2205 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2207 Backport from mainline
2208 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2211 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
2212 relied on signed overflow behavior.
2214 2012-05-24 Richard Guenther <rguenther@suse.de>
2217 * tree-profile.c (tree_profiling): Cleanup the CFG if
2218 execute_fixup_cfg requests it.
2220 2012-05-24 Jakub Jelinek <jakub@redhat.com>
2222 PR tree-optimization/53465
2223 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
2224 vr0 into *vr, then vrp_meet that.
2225 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
2226 have any equivalences.
2227 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
2230 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
2232 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
2234 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
2235 (iterative_hash_gimple_type): Adjust comment.
2236 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
2237 domain for an array type instead of the domain type itself.
2239 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
2241 Backport from 2012-05-23 mainline r187803
2244 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
2245 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2248 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2250 Backport from 2012-05-03 mainline r187075
2252 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2253 has_fma4 for AMD processors with both fma3 and fma4 support.
2255 2012-05-22 Richard Guenther <rguenther@suse.de>
2257 PR tree-optimization/53408
2258 * tree-vect-loop.c (vectorizable_induction): Properly check
2259 the restriction that we cannot handle induction results from
2260 the inner loop outside of the outer loop.
2262 2012-05-21 Jakub Jelinek <jakub@redhat.com>
2264 PR tree-optimization/53436
2265 * omp-low.c (omp_build_component_ref): New function.
2266 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
2268 PR tree-optimization/53366
2269 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
2270 tests if complex_numbers == 2, but there are non-complex number loads
2273 PR tree-optimization/53409
2274 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
2275 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
2277 PR tree-optimization/53410
2278 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
2279 instead of build_int_cst (type, 0) where vector types might be
2282 2012-05-21 Joseph Myers <joseph@codesourcery.com>
2285 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
2286 from folded operands before wrapping another around the
2287 conditional expression.
2289 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
2290 Patrick Marlier <patrick.marlier@gmail.com>
2292 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2295 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2297 Backport from mainline
2298 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2301 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
2302 (UNSPECV_RDRAND): This.
2303 (rdrand<mode>_1): Updated.
2305 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2307 Backport from mainline
2308 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
2310 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2311 RDRND, F16C and FSGSBASE.
2313 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
2315 Backport from mainline
2316 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2318 * tree-ssa-pre.c (can_value_number_call): Delete.
2319 (compute_avail): Skip all statements with side effects.
2320 <GIMPLE_CALL>: Skip calls to internal functions.
2322 2012-05-18 David S. Miller <davem@davemloft.net>
2324 Backport r185385 from mainline
2325 2012-03-14 Richard Guenther <rguenther@suse.de>
2328 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2329 element type instead of mode, use build_vector_type_for_mode
2330 instead of the langhook, build a vector of proper signedness.
2331 (expand_vector_operations_1): Adjust.
2333 2012-05-18 Olivier Hainque <hainque@adacore.com>
2335 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
2336 $(libsubdir) as libexecsubdir.
2338 2012-05-16 Andrew Pinski <apinski@cavium.com>
2340 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2343 2012-05-16 David S. Miller <davem@davemloft.net>
2345 * jump.c (delete_related_insns): If we remove a CALL, make sure
2346 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2348 2012-05-16 Richard Henderson <rth@redhat.com>
2351 * combine-stack-adj.c (prev_active_insn_bb): New.
2352 (next_active_insn_bb): New.
2353 (force_move_args_size_note): New.
2354 (combine_stack_adjustments_for_block): Use it.
2356 2012-05-16 Olivier Hainque <hainque@adacore.com>
2358 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2359 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2360 Add comments and improve stamp preservation across the whole sequence.
2361 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2363 2012-05-16 Richard Guenther <rguenther@suse.de>
2365 PR tree-optimization/53364
2366 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2367 detect a view-conversion of the decl.
2369 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2372 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2373 that operands[2] is either immediate, or q_regs_operand.
2375 2012-05-15 Bin Cheng <bin.cheng@arm.com>
2377 Backport r187139 from mainline.
2378 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2380 PR rtl-optimization/52804
2381 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2382 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2383 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2384 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2385 RELOAD_FOR_OUTADDR_ADDRESS.
2387 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2391 generate target register for "load" class builtins.
2394 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2397 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2398 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2399 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2400 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2401 (<sse>_movu<ssemodesuffix>): New expander.
2402 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2403 (avx_movdqu<avxmodesuffix>): New expander.
2404 (*sse2_movdqu): Rename from sse2_movdqu.
2405 (sse2_movdqu): New expander.
2407 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2409 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2410 lineno 1 the same as lineno 0 before first start file directive.
2411 (optimize_macinfo_range): Likewise.
2413 * dwarf2out.c (have_macinfo): Define.
2414 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2415 attribute, don't force empty compilation unit and don't emit any
2416 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2418 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2420 Backport from mainline
2421 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2423 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2424 ORDERED and UNORDERED conditions.
2426 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2428 * function.c (requires_stack_frame_p): If the function can throw
2429 non-call exceptions, return true if the insn can throw internally.
2431 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2433 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
2434 DECL_ORIGINAL_TYPE if it is present.
2436 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
2438 Backport from 2012-05-12 mainline r187342.
2441 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
2442 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
2443 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
2444 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
2445 (expand_prologue): Move initialization of cfun->machine->is_naked,
2446 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
2447 (avr_set_current_function): ...this new static function.
2448 (TARGET_SET_CURRENT_FUNCTION): New define.
2449 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
2450 checking attributes of current_function_decl.
2451 (avr_regs_to_save): Ditto.
2452 (signal_function_p): Rename to avr_signal_function_p.
2453 (interrupt_function_p): Rename to avr_interrupt_function_p.
2455 * doc/extend.texi (Function Attributes): Better explanation of
2456 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
2459 2012-05-09 Matthias Klose <doko@ubuntu.com>
2461 * gcc-ar.c (main): Don't check for execute bits for the plugin.
2463 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
2466 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
2467 when a constant source operand matches an "I" constraint, the "no
2468 CC0 change" applies to a register-destination only, not a
2469 strict_low_part-destination.
2471 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2473 Backport from mainline:
2474 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2476 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2478 2012-05-07 Jakub Jelinek <jakub@redhat.com>
2480 PR tree-optimization/53239
2481 * tree-vrp.c (get_value_range): Set VR of
2482 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
2485 2012-05-07 Richard Guenther <rguenther@suse.de>
2487 PR tree-optimization/53195
2488 * tree-inline.c (setup_one_parameter): Properly add referenced
2489 vars from the parameters new known value.
2491 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2493 Backport from mainline:
2494 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2497 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2500 2012-05-04 Ian Lance Taylor <iant@google.com>
2502 * tree-vect-patterns.c (vect_single_imm_use): Correct return
2503 values from false to NULL.
2505 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2507 Backport from mainline
2508 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2511 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2512 (TARGET_CMOV): Rename from TARGET_CMOVE.
2513 (TARGET_CMOVE): New define.
2514 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2515 Do not set TARGET_CMOVE here.
2517 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2519 Backport from mainline:
2521 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2523 PR tree-optimization/52633
2524 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2525 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2526 (vect_recog_over_widening_pattern): Remove handling of code that was
2527 already detected as over-widening pattern. Remove special handling
2528 of "unsigned" cases. Instead, support general case of conversion
2529 of the shift result to another type.
2531 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2533 * tree-vect-patterns.c (vect_single_imm_use): New function.
2534 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2535 (vect_recog_over_widening_pattern): Likewise.
2536 (vect_recog_widen_shift_pattern): Likewise.
2538 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2540 PR tree-optimization/52870
2541 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
2542 presumed pattern statement is within the same loop or basic block.
2544 2012-05-04 Richard Guenther <rguenther@suse.de>
2546 * common.opt (flto-report): Do not mark as Optimization.
2548 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
2551 * recog.c (constrain_operands): If extra constraints are present, also
2552 accept pseudo-registers with equivalent memory locations during reload.
2554 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2556 Backport from the mainline
2557 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2560 * config/rs6000/rs6000.md (bswapdi splitters): If
2561 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
2562 default) is used, generate an alternate sequence that does not
2563 depend on using indexed addressing.
2565 2012-05-03 David S. Miller <davem@davemloft.net>
2568 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
2569 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
2570 (sparc_emit_float_lib_cmp): Likewise.
2572 2012-05-04 Martin Jambor <mjambor@suse.cz>
2574 Backport from mainline
2575 2012-05-02 Martin Jambor <mjambor@suse.cz>
2578 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2579 of a variable when the contect is a function.
2581 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2584 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2585 append program name to it and pass that as first argument
2586 to make_relative_prefix. Always pass standard_libexec_prefix
2587 as last argument to make_relative_prefix. If
2588 make_relative_prefix returns NULL, fall back to
2589 standard_libexec_prefix.
2592 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2596 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2597 mode, return that mode.
2599 2012-05-03 Richard Guenther <rguenther@suse.de>
2601 PR tree-optimization/53144
2602 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2604 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2605 with SSA name values.
2606 (vn_reference_lookup_3): Adjust callers.
2608 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2610 PR tree-optimization/53163
2611 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2612 return value from compute_all_dependences.
2614 PR rtl-optimization/53160
2615 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2616 has been modified by ree pass already.
2618 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
2620 Backport from mainline
2621 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2624 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2625 calls to cgraph_node_name in xstrdup.
2626 (ipa_make_edge_direct_to_target): Ditto.
2627 * tree-sra.c (convert_callers_for_node): Ditto.
2628 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2629 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2630 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2631 (cgraph_materialize_all_clones): Ditto.
2632 * ipa-inline.c (report_inline_failed_reason): Ditto.
2633 (want_early_inline_function_p): Ditto.
2634 (edge_badness): Ditto.
2635 (update_edge_key): Ditto.
2636 (flatten_function): Ditto.
2637 (ipa_inline): Ditto.
2638 (inline_always_inline_functions): Ditto.
2639 (early_inline_small_functions): Ditto.
2641 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
2643 Backport from mainline
2644 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
2646 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
2647 Introduce emul_name to select the right linker emulation for
2648 powerpc64-*-freebsd*.
2649 * configure: Regenerate.
2650 * config.gcc: Add bits to support powerpc64-*-freebsd*.
2651 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
2652 * config/rs6000/freebsd64.h: New file.
2653 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
2655 (rs6000_savres_strategy): Likewise.
2656 (rs6000_savres_routine_name): Likewise.
2657 (rs6000_elf_file_end): Likewise.
2658 * config/rs6000/t-freebsd64: New file.
2659 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
2660 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
2662 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2664 Backport from mainline
2665 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2668 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2670 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2672 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2673 predicate to discriminate types.
2675 2012-04-27 Richard Guenther <rguenther@suse.de>
2678 * convert.c (convert_to_integer): Avoid infinite recursion for
2679 target-defined built-in types.
2681 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2684 * config/cris/cris.md ("*andhi_lowpart_v32")
2685 ("*andqi_lowpart_v32"): Change first input-only operand from
2686 a (match_operand ...) to (match_dup 0). Drop alternatives with
2687 const_int-matching constraints for redundancy.
2688 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2689 three-operand alternative.
2691 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
2693 Backport from mainline
2694 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2696 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2697 (*addsi_2_zext): Ditto.
2698 (*add<mode>_3): Ditto.
2699 (*addsi_3_zext): Ditto.
2700 (*add<mode>_5): Ditto.
2702 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2705 * c-typeck.c (set_nonincremental_init,
2706 set_nonincremental_init_from_string): Pass true instead of false
2707 as IMPLICIT to add_pending_init.
2709 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2711 Backport from 2012-04-24 mainline r186768.
2714 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2716 2012-04-24 Richard Guenther <rguenther@suse.de>
2718 PR tree-optimization/53085
2719 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2722 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2725 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
2727 (output_addressed_constants): Likewise.
2730 * varasm.c (get_section): Don't ICE for section conflicts with
2731 built-in section kinds.
2733 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
2735 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2737 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2739 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2741 2012-04-23 Richard Guenther <rguenther@suse.de>
2744 * c-typeck.c (build_binary_op): Fix typo.
2746 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2748 PR tree-optimizations/52891
2749 * tree-vect-patterns.c (adjust_bool_pattern): Use
2750 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2751 but with non-standard precision.
2753 2012-04-22 Ian Lance Taylor <iant@google.com>
2755 * godump.c (go_output_typedef): Dump size of structs.
2757 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
2759 Backport from mainline:
2761 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2762 hints for 'A' operand types.
2764 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2766 Backport from 2012-04-19 mainline r186588.
2769 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2770 the case *(X+const).
2772 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2774 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2776 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2779 * config/i386/sync.md (atomic_<code><mode>): Rename to
2780 atomic_<logic><mode>.
2782 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
2784 Backport from mainline
2785 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2788 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2789 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2790 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
2791 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2792 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2793 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2794 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2795 gen_avx2_permvarv8sf.
2797 2012-04-16 Martin Jambor <mjambor@suse.cz>
2799 Backported from mainline
2801 2012-04-13 Martin Jambor <mjambor@suse.cz>
2804 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2805 fold_ctor_reference returns a zero constant.
2807 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2809 Backported from mainline
2810 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2812 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2813 and __ILP32__ for x32.
2815 2012-04-13 Tom de Vries <tom@codesourcery.com>
2817 Backport from mainline r186418.
2819 2012-04-13 Tom de Vries <tom@codesourcery.com>
2821 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2822 parameters vuse and vuse_escaped.
2823 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2824 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2827 2012-04-13 Richard Guenther <rguenther@suse.de>
2829 PR tree-optimization/52969
2830 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2831 the condition for the COND_EXPR and handle predicate negation
2832 by swapping the COND_EXPR arms.
2834 2012-04-13 Richard Guenther <rguenther@suse.de>
2837 * convert.c (convert_to_pointer): Remove special-casing of
2840 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2842 Backport from mainline
2843 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2846 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2847 the list of options to enable the FCFID instruction.
2848 (TARGET_EXTRA_BUILTINS): Adjust comment.
2850 2012-04-12 Richard Guenther <rguenther@suse.de>
2852 PR tree-optimization/52943
2853 * tree-chrec.h (chrec_is_positive): Remove.
2854 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2855 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2856 Return false for a constant zero instead of negative.
2857 (analyze_siv_subscript_cst_affine): Handle zero difference
2858 in the initial condition explicitely.
2860 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2863 * varasm.c (process_pending_assemble_externals): Set
2864 pending_assemble_externals_processed true.
2865 (assemble_external): Call assemble_external_real if the pending
2866 assemble externals have been processed.
2868 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
2871 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2872 the DECL generated for the special GOT helper.
2874 2012-04-06 Walter Lee <walt@tilera.com>
2876 Backport from mainline
2877 2012-03-07 Walter Lee <walt@tilera.com>
2879 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2880 REG_CFA_* notes for the stack pointer.
2881 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2882 EH_RETURN_STACKADJ_RTX.
2883 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2884 generate REG_CFA_* notes for the stack pointer.
2885 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2886 by EH_RETURN_STACKADJ_RTX.
2888 2012-04-06 Matt Turner <mattst88@gmail.com>
2890 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2892 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
2894 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
2895 of the destination isn't also a FP_REGS register.
2897 2012-04-03 Richard Guenther <rguenther@suse.de>
2899 Backport from mainline
2900 2012-03-02 Richard Guenther <rguenther@suse.de>
2902 PR tree-optimization/52406
2903 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
2904 (struct indices): Add unconstrained_base member.
2905 (struct dr_alias): Remove unused vops member.
2906 (DR_UNCONSTRAINED_BASE): New define.
2907 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
2908 add indices to allow their disambiguation. Make DR_BASE_OBJECT
2909 be an artificial access that covers the whole indexed object,
2910 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
2911 plain decl base-objects to their MEM_REF variant.
2912 (dr_may_alias_p): When the base-object of either data reference
2913 has unknown size use only points-to information.
2914 (compute_affine_dependence): Make dumps easier to read and
2916 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
2917 DR_REF when looking for packed references.
2918 (vect_supportable_dr_alignment): Likewise.
2920 2012-04-03 Richard Guenther <rguenther@suse.de>
2922 Backport from mainline
2923 2012-03-15 Richard Guenther <rguenther@suse.de>
2926 * tree-data-ref.c (subscript_dependence_tester_1): Check
2927 all dimensions for non-conflicting access functions.
2929 2012-04-03 Richard Guenther <rguenther@suse.de>
2931 Backport from mainline
2932 2012-03-06 Richard Guenther <rguenther@suse.de>
2935 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
2937 2012-03-23 Richard Guenther <rguenther@suse.de>
2939 PR tree-optimization/52678
2940 * tree-vectorizer.h (struct _stmt_vec_info): Add
2941 loop_phi_evolution_part member.
2942 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
2943 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
2944 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
2945 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2946 Use the cached evolution part and the PHI nodes value from
2947 the loop preheader edge instead of re-analyzing the evolution.
2949 2012-03-26 Richard Guenther <rguenther@suse.de>
2951 PR tree-optimization/52701
2952 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
2953 compute and set the evolution part of PHI nodes.
2955 2012-03-30 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/52754
2958 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2959 propagate arbitrary addresses into really plain dereferences.
2961 2012-04-03 Jakub Jelinek <jakub@redhat.com>
2963 PR tree-optimization/52835
2964 * tree-data-ref.c (build_rdg): Return NULL if
2965 compute_data_dependences_for_loop failed.
2967 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
2969 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
2970 (stmt_can_make_abnormal_goto): Use it.
2971 (is_ctrl_altering_stmt): Likewise.
2973 2012-03-31 Martin Jambor <mjambor@suse.cz>
2975 Backported from mainline
2976 2012-03-30 Martin Jambor <mjambor@suse.cz>
2978 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
2979 is a builtin_stack_save in a dominating BB.
2981 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2983 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
2984 crossing 128bit lane boundary.
2986 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2988 Backported from mainline
2989 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
2992 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
2994 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
2995 * config/i386/i386.c: Include reload.h.
2996 (ix86_legitimize_reload_address): New function.
2998 2012-03-28 Martin Jambor <mjambor@suse.cz>
3000 Backported from mainline
3001 2012-03-27 Martin Jambor <mjambor@suse.cz>
3004 * tree-sra.c (sra_modify_assign): Do not call
3005 load_assign_lhs_subreplacements when working with an unscalarizable
3008 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3011 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3012 __builtin_va_start to __builtin_next_arg if the latter is
3013 builtin_decl_explicit_p rather than when it is not.
3016 * tree-vect-generic.c (vector_element): Perform multiplication
3017 for pos in bitsizetype type instead of idx type.
3019 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3021 Backport from 2012-03-28 mainline r185910.
3024 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3025 (avr_builtin_decl): New static function.
3026 (struct avr_builtin_description, avr_bdesc): Move up.
3027 Add GTY marker. Add field fndecl. Remove redundant field id.
3028 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3029 (avr_expand_builtin): Code cleanup because .id is removed.
3031 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3034 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3037 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3039 Backport from 2012-03-28 mainline r185907.
3042 * config.gcc (tm_file): Remove avr/multilib.h.
3044 * doc/invoke.texi (AVR Options): Adjust
3045 documentation of -mtiny-stack.
3047 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3048 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3049 * config/avr/t-avr: Remove generation of multilib.h.
3050 * config/avr/t-multilib: Regenerate.
3051 * config/avr/multilib.h: Remove.
3052 * config/avr/avr.opt (-msp8): New option.
3053 (avr_sp8): New variable.
3054 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3055 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3056 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3057 (avr_device_to_sp8): New prototype.
3058 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3059 (DRIVER_SELF_SPECS): New define.
3060 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3061 __AVR_SP8__, __AVR_HAVE_SPH__.
3062 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3063 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3064 (avr_file_start): Ditto.
3066 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3069 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3070 instead of 8 in adjust_address.
3072 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3074 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3075 of a unit before computing the offset in units.
3077 2012-03-27 Richard Guenther <rguenther@suse.de>
3080 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3083 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3086 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3088 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3091 * varasm.c: Include pointer-set.h.
3092 (pending_assemble_externals_set): New pointer set.
3093 (process_pending_assemble_externals): Destroy the pointer set.
3094 (assemble_external): See if decl is in pending_assemble_externals_set,
3095 and add it to pending_assemble_externals if necessary.
3096 (init_varasm_once): Allocate pending_assemble_externals_set.
3098 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3100 Backported from mainline
3101 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3104 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3105 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3106 (vector_ltgt<mode>): Likewise.
3107 (vector_ordered<mode>): Likewise.
3108 (vector_unordered<mode>): Likewise.
3109 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3111 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
3113 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3116 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3118 Backported from mainline
3119 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3123 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3124 GENERAL_REGS and FP_REGS for SImode.
3126 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3129 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3130 on any new_local_var_chain vars declared during recursing on
3131 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3133 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3135 Backport from 2012-03-22 mainline r185692.
3138 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3139 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3140 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3141 (delay_cycles_1, delay_cycles_2): Ditto.
3142 (delay_cycles_3, delay_cycles_4): Ditto.
3143 (nopv, *nopv): Ditto.
3144 (sleep, *sleep): Ditto.
3147 Backport from 2012-03-21 mainline r185605.
3149 PR rtl-optimization/52543
3151 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3152 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3153 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3154 (avr_load_libgcc_p): Restrict to __flash loads.
3155 (avr_out_lpm): Only handle 1-byte loads from __flash.
3156 (avr_load_lpm): New function.
3157 (avr_find_unused_d_reg): Remove.
3158 (avr_out_lpm_no_lpmx): Remove.
3159 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3160 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3161 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3162 (load_<mode>, load_<mode>_clobber): New insns.
3163 (mov<mode>): For multi-byte move from non-generic
3164 16-bit address spaces: Expand to load_<mode> resp.
3165 load_<mode>_clobber.
3166 (load<mode>_libgcc): Remove expander.
3167 (split-lpmx): Remove split.
3169 Backport from 2012-03-13 mainline r185329.
3172 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3173 offset (size) to a value the insns can deal with.
3174 (expand_epilogue): Ditto.
3176 Backport from 2012-03-12 mainline r185256.
3179 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3180 type from reg_class_t to enum reg_class.
3181 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3183 Backport from 2012-03-12 mainline r185253.
3186 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3187 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3188 r184615 from 2012-02-28.
3190 Backport from 2012-03-08 mainline r185105.
3192 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
3193 for constants in [-63,63].
3195 Backport from 2012-03-08 mainline r185100.
3198 * config/avr/avr.c (avr_mem_clobber): New static function.
3199 (avr_expand_delay_cycles): Add memory clobber operand to
3200 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
3201 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
3202 (enable_interrupt, disable_interrupt): New expander.
3203 (nopv, sleep, wdr): New expanders.
3204 (delay_cycles_1): Add memory clobber.
3205 (delay_cycles_2): Add memory clobber.
3206 (delay_cycles_3): Add memory clobber.
3207 (delay_cycles_4): Add memory clobber.
3208 (cli_sei): New insn from former "enable_interrupt",
3209 "disable_interrupt" with memory clobber.
3210 (*wdt): New insn from former "wdt" with memory clobber.
3211 (*nopv): Similar, but for "nopv".
3212 (*sleep): Similar, but for "sleep".
3214 Backport from 2012-03-07 mainline r185043.
3217 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3219 Backport from 2012-03-07 mainline r185032.
3222 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3223 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3224 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3226 Backport from 2012-03-07 mainline r185031.
3229 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3231 * config/avr/avr.md (xload_8): Adjust insn length.
3233 Backport from 2012-03-07 mainline r185030.
3236 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3237 if RAMPZ affects reading from RAM.
3239 Backport from 2012-03-05 mainline r184919.
3241 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3243 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3245 Backport from mainline r185259.
3248 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3249 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3251 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3253 Backported from mainline
3254 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3257 * c-parser.c (c_parser_postfix_expression)
3258 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3260 * config/i386/smmintrin.h: Avoid /* within a comment.
3261 * config/i386/nmmintrin.h: Likewise.
3263 2012-03-22 Richard Guenther <rguenther@suse.de>
3265 * BASE-VER: Set to 4.7.1.
3266 * DEV-PHASE: Set to prerelease.
3268 2012-03-22 Release Manager
3270 * GCC 4.7.0 released.
3272 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3274 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3276 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3277 Andrew Pinski <apinski@cavium.com>
3280 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3281 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3282 calls instead of __builtin_ir{int,ound}*.
3284 2012-03-14 Jakub Jelinek <jakub@redhat.com>
3287 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
3290 2012-03-13 Joseph Myers <joseph@codesourcery.com>
3292 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
3293 Refer to GCC 4.7 version of c99status.html.
3295 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3297 Backport from mainline
3298 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3300 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
3301 redefine to be NULL if the current bit-size is different from the
3302 configured bit-size.
3304 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
3305 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
3306 set the default tuning. Add asserts to make sure the cpu and tune
3307 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
3308 test whether the index is set, instead of > 0.
3309 (rs6000_file_start): Do not reset the default cpu if the current
3310 bit-size is different from the configured bit-size.
3312 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3314 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3316 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3317 Update binutils references.
3318 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3319 Update binutils reference.
3320 Update Sun as/GNU ld caveat.
3321 Document binutils largefile requirement for LTO plugin.
3322 Remove reference to alternate libpthread.
3324 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3326 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
3328 (Specific, mips-sgi-irix6): Likewise.
3330 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3332 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
3333 * configure: Regenerate.
3335 2012-03-07 Richard Henderson <rth@redhat.com>
3337 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3338 * config/m68k/sync.md (atomic_test_and_set): Use it.
3339 (atomic_test_and_set_1): Likewise.
3341 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3344 * Makefile.in: Let install-gcc-ar depend on installdirs,
3345 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3346 Don't double canonicalize if cross-compiling.
3348 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3350 * trans-mem.c: New typedef for tm_region_p.
3351 Define vector types for tm_region_p.
3352 (tm_region_init): Replace region_worklist to a vector called
3355 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3358 * trans-mem.c (tm_region_init): Use last_basic_block.
3360 2012-03-05 Richard Henderson <rth@redhat.com>
3363 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3364 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3365 BIGGEST_ALIGNMENT is aligned.
3367 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3369 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3371 2012-03-05 Richard Henderson <rth@redhat.com>
3374 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3375 instead of calling negqi2 directly.
3377 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3379 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
3380 (INTMAX_TYPE): Use it.
3381 (UINTMAX_TYPE): Likewise.
3382 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3383 (irix6_c_common_override_options): Declare.
3384 (C_COMMON_OVERRIDE_OPTIONS): Define.
3385 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
3386 * config/mips/irix6-c.c: New file.
3387 * config/mips/t-irix6 (irix6-c.o): New target.
3388 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
3391 2012-03-02 Richard Henderson <rth@redhat.com>
3393 * optabs.c (expand_atomic_test_and_set): Honor
3394 atomic_test_and_set_trueval even when atomic_test_and_set
3395 optab is not in use.
3397 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3399 Backport from mainline
3400 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3402 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3404 2012-03-02 Richard Guenther <rguenther@suse.de>
3406 * DEV-PHASE: Set to prerelease.
3408 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3410 * config.gcc (obsolete): Add all ARM targets using the FPA.
3411 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3412 * doc/install.texi: Avoid references to obsolete ARM ports.
3414 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3416 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3418 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3419 Joern Rennecke <joern.rennecke@embecosm.com>
3421 * doc/extend.texi: Expand and update information on interrupt
3422 attribute for Epiphany.
3424 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3426 * config/sh/sh-protos.h: Update copyright notice dates.
3427 * config/sh/sh.h: Likewise.
3428 * config/sh/sh.md: Likewise.
3429 * config/sh/constraints.md: Likewise.
3430 * config/sh/predicates.md: Likewise.
3432 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3434 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3435 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3437 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3439 * config/sh/constraints.md: Fix comment typo.
3441 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3444 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3445 unsigned HOST_WIDE_INT.
3446 (zvdep_imm64): Likewise.
3447 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3448 (vdepi_and): Likewise.
3449 Likewise for unamed 64-bit patterns.
3450 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3452 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3455 PR rtl-optimization/52417
3456 * cselib.c (cselib_any_perm_equivs): New variable.
3457 (cselib_reset_table): Check that it's not set when not
3458 preserving constants.
3459 (cselib_add_permanent_equiv): Set it.
3460 (cselib_have_permanent_equivalences): New.
3461 (cselib_init, cselib_finish): Reset it.
3462 * cselib.h (cselib_have_permanent_equivalences): Declare.
3463 * alias.c (get_addr): Restore earlier behavior when there
3464 aren't permanent equivalences.
3466 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3468 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3469 * config/v850/v850-modes.def: Fix copyright notice.
3471 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3473 * doc/extend.texi (AVR Built-in Functions): Document
3474 __builtin_avr_flash_segment.
3476 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3477 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3478 (*split.flash_segment): New insn-and-split.
3479 * config/avr/avr.c (avr_init_builtins): Add local variables:
3480 const_memx_void_node, const_memx_ptr_type_node,
3481 char_ftype_const_memx_ptr.
3483 2012-03-01 Jakub Jelinek <jakub@redhat.com>
3485 PR tree-optimization/52445
3486 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
3487 add ssa_name_ver, offset and size fields and change store field
3489 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
3490 (add_or_mark_expr): Likewise. Only consider previous stores
3491 with the same size and offset.
3492 (nt_init_block): Only look at gimple_assign_single_p stmts,
3493 doesn't look at rhs2.
3495 2012-03-01 Richard Guenther <rguenther@suse.de>
3498 * tree-cfg.c (verify_gimple_assign_unary): Allow any
3499 conversions from integral types to pointer types.
3501 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3503 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3504 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3505 unintentionally removed in r184616.
3507 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3509 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3512 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3513 Uros Bizjak <ubizjak@gmail.com>
3516 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3517 alternatives, add "e" constraint to the new last alternative
3518 and ! to last 3 alternatives.
3520 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3522 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3523 DW_AT_artificial attributes at the end of the processing.
3524 (gen_array_type_die): Likewise.
3525 (gen_enumeration_type_die): Likewise.
3526 (gen_struct_or_union_type_die): Likewise.
3527 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3530 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3533 * expr.c (expand_assignment): If doing misaligned store that doesn't
3534 cover all mode bits, perform a RMW cycle.
3536 PR tree-optimization/52429
3537 * tree-parloops.c (separate_decls_in_region_debug): Return early
3538 if var is LABEL_DECL.
3540 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3542 PR tree-optimization/52424
3543 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
3544 calling dom_thread_across_edge.
3546 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3548 * config/avr/avr.c: Move definition of TARGET macros to end of file.
3550 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3552 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
3553 * config/avr/avr.c (avr_output_bld): Remove unused function.
3554 (avr_out_sbxx_branch): Use "%T" to print bit position.
3556 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3558 * config/avr/avr.md: Untabify.
3560 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3562 * config/avr/avr.md (eqne): New code iterator.
3563 (*dec-and-branchsi): Use it in text peephole's condition.
3564 (*dec-and-branchhi): Ditto.
3565 (*dec-and-branchqi): Ditto.
3567 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3570 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
3571 the device does not have the skip-bug.
3573 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3575 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3576 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3577 -mpretend-cmove): New.
3579 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3582 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3583 doesn't count DEBUG_INSN refs.
3584 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3585 for DEBUG_INSN refs.
3587 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3591 2012-02-20 Richard Guenther <rguenther@suse.de>
3592 PR tree-optimization/52298
3593 * tree-vect-stmts.c (vectorizable_load): Properly use
3594 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3597 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3600 * gimple.h (gimple_in_transaction): New.
3601 (gimple_set_in_transaction): New.
3602 (struct gimple_statement_base): Add in_transaction field.
3603 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3605 (tree_ssa_lim_initialize): Compute transaction bits.
3606 * tree.h (compute_transaction_bits): Protoize.
3607 * trans-mem.c (tm_region_init): Use the heap to store BB
3609 (compute_transaction_bits): New.
3611 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3613 * gcc.c (display_help): Document --help=common and sort entries
3616 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3618 * doc/install.texi: Document check-$LANG specific shortcuts
3620 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3623 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3625 * config/arm/arm_neon.h: Regenerate.
3626 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3627 (neon_vcgeu): New insn.
3628 (neon_vcgtu): Likewise.
3629 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3630 (ops): Unsigned comparison intrinsics call a different
3633 2012-02-28 Richard Guenther <rguenther@suse.de>
3636 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3637 ordering for the VEC_CONCAT for two element vectors for
3638 V2SFmode, V2SImode and V2DImode.
3640 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3643 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3644 detecting big-endian triplets.
3646 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3648 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3649 mode if there is no type information available.
3651 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3653 PR tree-optimization/53207
3654 * doc/invoke.texi: Document as experimental and relying on graphite.
3656 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3658 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3659 of initializer to changes from r184614.
3661 2012-02-28 Richard Guenther <rguenther@suse.de>
3663 PR tree-optimization/52395
3664 * tree-sra.c (build_ref_for_offset): Also look at the base
3665 TYPE_ALIGN when figuring out the alignment of the replacement.
3667 2012-02-28 Richard Guenther <rguenther@suse.de>
3669 PR tree-optimization/52402
3670 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3671 mis-aligned types when creating the accesses at the call site.
3673 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3675 * config/avr/builtins.def: New file.
3676 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3677 * config/avr/avr.c (enum avr_builtin_id): Use it.
3678 (avr_init_builtins): Use it. And use avr_bdesc.
3679 (bdesc_1arg): Remove.
3680 (bdesc_2arg): Remove.
3681 (bdesc_3arg): Remove.
3682 (struct avr_builtin_description): Add field n_args.
3683 (avr_bdesc): New static variable using builtins.def.
3684 (avr_expand_builtin): Use it.
3685 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3686 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3687 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3689 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3692 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3693 match only one single hard register with respective hard reg rtx.
3694 (movmemx_<mode>): Ditto.
3695 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3696 insn anatomy of movmem[x]_<mode>.
3697 (avr_out_movmem): Same for printing assembler and operand usage.
3699 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3703 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3704 address spaces located outside of device flash.
3706 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3707 (mcu_type_s): Add field n_flash.
3708 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3709 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3710 (AVR_MCU): Add N_FLASH argument.
3711 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3712 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3713 macro __FLASH<n> if that address space makes sense for the device.
3714 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3715 outside of target flash.
3716 (avr_asm_named_section): Ditto.
3717 (avr_asm_select_section): Ditto.
3718 (avr_addr_space_convert): Ditto.
3719 (avr_emit_movmemhi): Ditto.
3720 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3721 address space is outside of device flash.
3722 (avr_insert_attributes): Ditto.
3723 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3724 avr_current_arch->n_segments.
3726 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3729 * config/i386/i386.md (*movabs<mode>_1): Enable only for
3731 (*movabs<mode>_2): Likewise.
3733 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3736 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3737 s_register_operand in the test instead of REG_P. Don't call
3738 gen_reg_rtx if it won't be used.
3740 PR tree-optimization/52376
3741 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3743 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3745 * ifcvt.c (noce_get_condition): Check condition variable is not
3746 small_register_classes_for_mode_p before accepting.
3748 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3750 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3752 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3755 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3756 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3758 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3760 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3762 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3764 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3766 * config/sh/predicates.md: Remove blank lines.
3767 * config/sh/sh.c: Fix typos in comments.
3768 * config/sh/constraints.md: Likewise.
3769 * config/sh/sh.md: Remove blank lines.
3770 Fix typos in comments. Use ;; as comment characters.
3772 2012-02-26 Walter Lee <walt@tilera.com>
3774 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3775 (replace_mov_pcrel_step2): Ditto.
3777 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3780 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3781 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3782 and locs that reference values newer than the non-canonical value
3783 at hand. Return the canonical value as a worst case.
3784 (memrefs_conflict_p): Walk canonical value's locs.
3787 * cselib.c (preserve_only_constants): Rename to...
3788 (preserve_constants_and_equivs): ... this. Split out...
3789 (invariant_or_equiv_p): ... this. Preserve plus expressions
3790 of other preserved expressions too.
3791 (cselib_reset_table): Adjust.
3792 * var-tracking.c (reverse_op): Use canonical value to build
3795 2012-02-23 Kai Tietz <ktietz@redhat.com>
3797 * config/i386/i386.c (ix86_delegitimize_address): Handle
3798 UNSPEC_PCREL plus displacement.
3800 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3803 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3804 to test for unusedness in st X addressing.
3806 2012-02-24 Richard Guenther <rguenther@suse.de>
3809 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3810 (is_gimple_reg_type): Move inline ...
3811 * gimple.h (is_gimple_reg_type): ... here.
3813 2012-02-24 Richard Guenther <rguenther@suse.de>
3816 * passes.c (execute_function_todo): When verifying SSA form
3817 verify gimple form first.
3818 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3820 2012-02-24 Richard Guenther <rguenther@suse.de>
3823 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3824 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3826 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3828 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3830 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3832 * tree-phinodes.c (make_phi_node): Mark static.
3833 * tree-flow.h (make_phi_node): Remove extern decl.
3834 * doc/gimple.texi (make_phi_node): Remove documentation.
3836 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3838 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3839 * tree-ssa-sccvn.c (print_scc): Ditto.
3841 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3843 * doc/passes.texi (Full redundancy elimination): Fix typo.
3845 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3847 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3849 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3852 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3854 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3857 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3859 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3861 * config/avr/avr.md (code_stdname): Add ior, xor.
3862 (xior): New code iterator.
3863 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3864 (*<code_stdname><mode>qi.byte1-3): Ditto.
3866 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3868 PR tree-optimization/52019
3869 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3872 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3874 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3875 HAVE_INITFINI_ARRAY to work around namespace pollution in
3876 certain versions of newlib system headers.
3877 * config.in: Regenerate.
3878 * configure: Regenerate.
3879 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3880 instead of HAVE_INITFINI_ARRAY.
3882 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
3885 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3886 is not offsettable memory reference.
3888 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3891 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3892 setting avr_need_clear_bss_p for __gnu_lto* symbols.
3894 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3896 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
3897 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
3899 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3901 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
3902 library on Solaris 8 even without TLS support.
3903 * configure: Regenerate.
3905 2012-02-22 Richard Guenther <rguenther@suse.de>
3908 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
3909 for GIMPLE_DEBUG stmts.
3911 2012-02-22 Martin Jambor <mjambor@suse.cz>
3914 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
3915 according to the base object.
3917 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3919 PR rtl-optimization/50063
3920 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
3921 and 2 (8-bit SP) in operand 2.
3922 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
3923 setup to use movhi_sp_r instead of vanilla move to write SP.
3924 Adjust REG_CFA notes to superseed unspec.
3925 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
3927 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
3928 known to be off) only with TARGET_NO_INTERRUPTS. Never use
3929 irq_state 1 (IRQ known to be on) here.
3931 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
3933 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
3935 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
3936 assign_hard_reg): Likewise.
3938 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3940 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
3942 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3945 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
3946 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
3948 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3950 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
3951 prototype from here to...
3952 * config/avr/avr.h: ...here.
3954 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
3957 * thumb2.md (thumb2_shiftsi3_short): Split register and
3958 immediate shifts. For register shifts tie operands 0 and 1.
3959 (peephole2 for above): Check that register-controlled shifts
3960 have suitably tied operands.
3962 2012-02-21 Quentin Neill <quentin.neill@amd.com>
3965 * config/i386/bdver1.md (bdver1_call, bdver1_push,
3966 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
3967 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
3968 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
3969 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
3970 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
3971 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
3972 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
3973 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
3974 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
3975 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
3976 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
3977 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
3978 bdver1_ssevector_avx256_unaligned_load,
3979 bdver1_ssevector_sse128_unaligned_load,
3980 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
3981 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
3982 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
3983 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
3984 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
3985 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
3986 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
3987 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
3988 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
3989 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
3990 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
3991 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
3992 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
3993 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
3994 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
3995 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
3996 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
3997 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
3998 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
3999 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4000 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4001 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4002 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4003 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4004 bdver1_ssediv_double_load, bdver1_ssediv_double,
4005 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4006 Add "bdver2" attribute.
4008 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4010 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4011 default if possible and not specified otherwise.
4013 2012-02-21 Richard Guenther <rguenther@suse.de>
4016 * gimplify.c (create_tmp_from_val): Use the main variant type
4017 for the type of the temporary we create.
4019 2012-02-21 Richard Guenther <rguenther@suse.de>
4021 PR tree-optimization/52324
4022 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4023 do not gimplify a MEM_REF address operand if it is already
4026 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4028 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4029 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4031 2012-02-21 Richard Guenther <rguenther@suse.de>
4033 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4034 nested_in_vect_loop.
4036 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4038 PR tree-optimization/52318
4039 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4040 vdef also to non-pure/const call stmts in the sequence.
4042 2012-02-20 David S. Miller <davem@davemloft.net>
4044 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4045 don't use the "rd %pc" instruction on v9 for PIC register loads.
4047 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4050 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4051 in a transaction safe function.
4053 2012-02-20 Kai Tietz <ktietz@redhat.com>
4056 * stor-layout.c (place_field): Handle desired_align for
4059 2012-02-20 Richard Guenther <rguenther@suse.de>
4061 PR tree-optimization/52298
4062 * tree-vect-stmts.c (vectorizable_store): Properly use
4063 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4065 (vectorizable_load): Likewise.
4066 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4067 Access DR_STEP after ensuring it is not NULL.
4069 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4071 PR tree-optimization/52286
4072 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4073 optimization use double_int_to_tree instead of build_int_cst_wide,
4074 rewrite to use double_int vars.
4076 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4079 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4081 Remove -e 0 from $gcc_cv_ld invocation.
4082 Only use __GLIBC_PREREQ if defined.
4083 Enable on Solaris since Solaris 8 patch.
4084 (gcc_SUN_LD_VERSION): New macro.
4085 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4086 gcc_SUN_LD_VERSION for version number format.
4087 * configure: Regenerate.
4088 * varasm.c (get_elf_initfini_array_priority_section): Set
4089 SECTION_NOTYPE for non-default priority.
4090 Use get_section instead of get_unnamed_section to emit
4091 .init_array/.fini_array with default priority.
4093 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4095 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4096 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4097 (mips_start_unique_function, mips_output_mips16_rdhwr)
4098 (mips_code_end): New functions.
4099 (TARGET_ASM_CODE_END): Define.
4101 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4103 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4104 to stubs with non-sibling calls.
4106 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4108 * doc/invoke.texi (-fira-* options): Copy-edit.
4109 (ira-* parameters): Copy-edit.
4111 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4113 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4114 GCC coding conventions.
4116 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4118 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4119 when used as adjectives.
4121 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4123 * doc/invoke.texi: Clean up "that"/"which" confusion.
4125 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4127 * system.h: Poison SMALL_REGISTER_CLASSES
4128 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4129 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4131 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4133 PR tree-optimization/52285
4134 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4135 when deciding if a call is a tail call or tail recursion.
4137 2012-02-16 Kai Tietz <ktietz@redhat.com>
4139 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4140 interger-constant displacement for UNSPEC_PCREL.
4142 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4144 PR rtl-optimization/52208
4145 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4146 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4148 PR tree-optimization/52255
4149 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4150 loop->header has virtual PHI, but exit_e->dest doesn't, add
4151 virtual PHI to exit_e->dest and adjust all uses after the loop.
4154 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4155 children with clone_tree_hash, not after it.
4157 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4159 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4160 extended identifiers.
4162 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4165 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4166 a same_body_alias, also test whether e->callee isn't a former
4167 or current clone of the decl this is a same body alias of.
4169 PR translation/52264
4170 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4172 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4174 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4176 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4179 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4180 force_reg instead of copy_to_reg for better optimization. Force
4181 non-register or memory operands into a register.
4183 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4185 * extend.texi: Reserve upper bits of memory model for future use.
4187 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4188 Anatoly Sokolov <aesok@post.ru>
4189 Eric Weddington <eric.weddington@atmel.com>
4192 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4193 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4194 Rewrite initializers for .macro.
4195 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4196 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4197 atxmega32d4, atxmega32x1.
4198 avrxmega4: atxmega64a3, atxmega64d3.
4199 avrxmega5: atxmega64a1, atxmega64a1u.
4200 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4201 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4202 avrxmega7: atxmega128a1, atxmega128a1u.
4203 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4204 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4205 (struct base_arch_s): Rename reserved to xmega_p.
4206 Rename reserved2 to have_rampd.
4207 (AVR_XMEGA): New define.
4208 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4209 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4210 * config/avr/predicates.md (io_address_operand): Take into
4212 (low_io_address_operand): Ditto.
4213 (high_io_address_operand): Ditto.
4214 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4215 (enabled, movhi_sp_r): Use them.
4216 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4217 cpp_define_formatted to built-in define __AVR_ARCH__.
4218 (__AVR_XMEGA__): New built-in define.
4219 (__AVR_HAVE_RAMPD__): New built-in define.
4220 (__AVR_HAVE_RAMPX__): New built-in define.
4221 (__AVR_HAVE_RAMPY__): New built-in define.
4222 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4224 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4225 (avr_option_override): Initialize them.
4226 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4227 (avr_init_expanders): Initialize them. No more block several calls.
4228 (emit_push_sfr): New static function.
4229 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4231 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4232 (avr_print_operand): Print addreeses as symbols for
4233 RAMPX, RAMPY, RAMPD, CCP.
4234 (output_movhi): Handle AVR_XMEGA when writing to SP.
4235 (avr_out_movhi_mr_r_xmega): New static function.
4236 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4237 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4238 __RAMPD__, __CCP__ as needed.
4240 * config/avr/multilib.h: Regenerate.
4241 * config/avr/t-multilib: Regenerate.
4242 * config/avr/avr-tables.opt: Regenerate.
4244 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4246 PR tree-optimization/50561
4247 * graphite-flattening.c (lst_project_loop): Do not
4248 remove old scattering dimensions after flattening.
4249 (lst_do_flatten): Likewise.
4251 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4253 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4254 __builtin_avr_map8, __builtin_avr_map16.
4255 Document __builtin_avr_insert_bits.
4257 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4258 (insert_bits): New insn.
4259 (adjust_len.map_bits): Rename to insert_bits.
4260 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4261 * avr-protos.h (avr_out_map_bits): Remove.
4262 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4263 * config/avr/constraints.md (Cxf,C0f): New.
4264 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4265 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4266 New built-in define __BUILTIN_AVR_INSERT_BITS.
4267 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4268 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4269 (avr_move_bits): Rewrite.
4270 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4272 (avr_map_op_t): New typedef.
4273 (avr_map_op): New static variable.
4274 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4275 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4276 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4277 (bdesc_3arg, avr_expand_triop_builtin): New.
4278 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4279 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4280 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4281 (avr_map_equal_p, avr_map_sig_p): Remove.
4282 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4283 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4284 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4285 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4286 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4287 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4289 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4291 * config/c6x/c6x.md (reserve_cycles): New attribute.
4292 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4293 don't reserve functional units after the branch occurs.
4295 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4298 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4299 functions into non-tm_pure functions.
4301 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4304 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4305 (iterative_hash_canonical_type): Likewise.
4306 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4309 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4311 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4312 sched-group insn, it either remains alone or the entire list is pruned.
4314 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4316 * doc/install.texi (Prerequisites): Fix grammar.
4317 (Configuration): Likewise.
4319 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4321 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4322 MPC as part of GCC before describing configuring with --with-gmp etc.
4323 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4324 sources are present.
4326 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4329 * dwarf2out.c (clone_tree_hash): New function.
4330 (copy_decls_walk): Use it instead of clone_tree.
4332 2012-02-14 Richard Guenther <rguenther@suse.de>
4334 PR tree-optimization/52244
4335 PR tree-optimization/51528
4336 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4337 replacements for integral types.
4339 2012-02-14 Walter Lee <walt@tilera.com>
4341 * config.gcc: Handle tilegx and tilepro.
4342 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4344 Add HAVE_AS_TLS check for tilegx and tilepro.
4345 * configure: Regenerate.
4346 * doc/contrib.texi: Add Mat Hostetter and self.
4347 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4348 Document instruction intrinsics and network accessing intrinsics.
4349 (TILEPro Built-in Functions): New node. Document instruction
4350 intrinsics and network accessing intrinsics.
4351 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4352 (Specific, tilepro-*-linux*): Likewise.
4353 * doc/invoke.texi (TILE-Gx Options): New section.
4354 (TILEPro Options): New section.
4355 * doc/md.texi (TILE-Gx): New section.
4356 (TILEPro): New section.
4357 * common/config/tilegx/tilegx-common.c: New file.
4358 * common/config/tilepro/tilepro-common.c: New file.
4359 * config/tilegx/constraints.md: New file.
4360 * config/tilegx/linux.h: New file.
4361 * config/tilegx/mul-tables.c: New file.
4362 * config/tilegx/predicates.md: New file.
4363 * config/tilegx/sync.md: New file.
4364 * config/tilegx/t-tilegx: New file.
4365 * config/tilegx/tilegx-builtins.h: New file.
4366 * config/tilegx/tilegx-c.c: New file.
4367 * config/tilegx/tilegx-generic.md: New file.
4368 * config/tilegx/tilegx-modes.def: New file.
4369 * config/tilegx/tilegx-multiply.h: New file.
4370 * config/tilegx/tilegx-protos.h: New file.
4371 * config/tilegx/tilegx.c: New file.
4372 * config/tilegx/tilegx.h: New file.
4373 * config/tilegx/tilegx.md: New file.
4374 * config/tilegx/tilegx.opt: New file.
4375 * config/tilepro/constraints.md: New file.
4376 * config/tilepro/gen-mul-tables.cc: New file.
4377 * config/tilepro/linux.h: New file.
4378 * config/tilepro/mul-tables.c: New file.
4379 * config/tilepro/predicates.md: New file.
4380 * config/tilepro/t-tilepro: New file.
4381 * config/tilepro/tilepro-builtins.h: New file.
4382 * config/tilepro/tilepro-c.c: New file.
4383 * config/tilepro/tilepro-generic.md: New file.
4384 * config/tilepro/tilepro-modes.def: New file.
4385 * config/tilepro/tilepro-multiply.h: New file.
4386 * config/tilepro/tilepro-protos.h: New file.
4387 * config/tilepro/tilepro.c: New file.
4388 * config/tilepro/tilepro.h: New file.
4389 * config/tilepro/tilepro.md: New file.
4390 * config/tilepro/tilepro.opt: New file.
4392 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4394 PR tree-optimization/52210
4395 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4396 vect_model_simple_cost with two entry vect_def_type array instead
4397 of an address of dt.
4399 2012-02-14 Richard Guenther <rguenther@suse.de>
4402 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4403 Do not stream DECL_QUALIFIER.
4404 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4405 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4406 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4408 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4411 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4414 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4417 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4418 * cselib.c (cselib_subst_to_values_from_insn): New function.
4419 * sched-deps.c (add_insn_mem_dependence,
4420 sched_analyze_1, sched_analyze_2): Use it.
4422 2012-02-13 Jan Hubicka <jh@suse.cz>
4425 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4427 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4429 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4430 (GTM_SELF_SPECS): Define if not already defined.
4431 (driver_self_specs): Add GTM_SELF_SPECS.
4432 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4433 (GTM_SELF_SPECS): Define.
4434 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4435 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4437 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4439 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4442 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4445 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4446 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4448 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4451 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4453 2012-02-13 Richard Guenther <rguenther@suse.de>
4455 PR translation/52211
4456 * passes.c (enable_disable_pass): Fix typo.
4458 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4461 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4462 XOR for reduce_bit_field if type is unsigned.
4464 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4466 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4467 disallow changes from SFmode to mode with different size in FP regs.
4469 2012-02-12 Robert Millan <rmh@gnu.org>
4470 Gerald Pfeifer <gerald@pfeifer.com>
4472 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4475 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4477 PR rtl-optimization/52175
4478 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4479 to frame-related instructions.
4481 2012-02-10 Jason Merrill <jason@redhat.com>
4484 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
4485 (demangle_new_symbols): Fill it.
4486 (scan_linker_output): Walk it.
4487 (start_tweaking): Split out from scan_linker_output.
4488 (maybe_tweak): Update sym->chosen.
4489 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
4491 2012-02-11 Jakub Jelinek <jakub@redhat.com>
4494 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
4496 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
4498 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4499 having the same mode as previous compare.
4501 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4503 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4504 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4505 (nonlocal_goto_internal): Likewise.
4506 (nonlocal_goto): Emit a use and an indirect jump directly.
4508 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4511 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4512 __atomic_{is,always}_lock_free.
4514 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4517 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4518 negative constant address for x32.
4520 2012-02-10 Richard Henderson <rth@redhat.com>
4522 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4523 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4524 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4526 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4527 Ira Rosen <irar@il.ibm.com>
4529 PR tree-optimization/50031
4530 * targhooks.c (default_builtin_vectorization_cost): Handle
4532 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4533 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4534 all types of reduction and pattern statements.
4535 (vect_estimate_min_profitable_iters): Likewise.
4536 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4537 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4538 for explicit realigns.
4539 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4540 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4542 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4543 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
4544 vec_perm for VSX and handle vec_promote_demote.
4546 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4549 * builtins.c (fold_builtin_atomic_always_lock_free,
4550 expand_builtin_atomic_always_lock_free,
4551 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
4552 Return and/or test boolean_true_node/boolean_false_node instead of
4553 integer_one_node/integer_zero_node.
4555 2012-02-10 Jan Hubicka <jh@suse.cz>
4558 * predict.c (predict_paths_for_bb): Prevent looping.
4559 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
4561 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
4563 * config/arm/arm.c (output_move_double): In one case properly
4564 count number of instructions that will be emitted.
4566 2012-02-10 Richard Guenther <rguenther@suse.de>
4568 PR translation/52193
4569 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
4571 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4574 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4576 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4579 * var-tracking.c (emit_note_insn_var_location): If
4580 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4581 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4582 non-NOTE_DURING_CALL_P insn.
4584 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4587 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4589 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4592 * gcc.c (switch_matches) Support switches with separated form,
4595 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4597 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4599 (RAMPZ_ADDR): Ditto.
4600 * config/avr/avr.c (avr_addr_t): New typedef.
4601 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4602 (avr_init_expanders): Initialize it.
4603 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4605 (expand_epilogue): Ditto.
4606 (avr_print_operand): Ditto.
4607 (avr_file_start): Ditto.
4608 (avr_emit_movmemhi): Ditto.
4610 2012-02-08 Richard Guenther <rguenther@suse.de>
4612 PR tree-optimization/46886
4613 * tree-flow.h (do_while_loop_p): Declare.
4614 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4615 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4617 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4619 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4620 always succeed for integers larger than a native word.
4622 2012-02-08 Richard Guenther <rguenther@suse.de>
4624 PR rtl-optimization/52170
4625 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4626 properly handle integer vector modes.
4628 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4630 PR gcov-profile/52150
4631 * coverage.c: Include target.h.
4632 (build_var): Call targetm.strip_name_encoding on the assembler name.
4633 Change one _ into . or $ if the target allows it.
4634 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4636 PR rtl-optimization/52139
4637 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4638 is a BARRIER after emit_insn_after_noloc, move BB_END
4639 to the last non-BARRIER insn before it.
4641 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4644 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4645 (mips_gimplify_va_arg_expr): Call it instead of
4646 std_gimplify_va_arg_expr.
4648 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4650 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4651 message for -mno-pointers-to-nested-function.
4653 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4656 * expr.c (get_inner_reference): If there is an offset, add a negative
4657 bit position to it (if any).
4659 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4661 PR rtl-optimization/52060
4662 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4663 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4664 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4665 and/or i0src_copy2 when needed.
4667 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4669 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4670 or LTOPLUGINSONAME if have_c.
4672 * config/freebsd-spec.h: Add comment about what macros can be defined
4674 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4675 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4678 2012-02-07 Richard Guenther <rguenther@suse.de>
4680 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4681 newline in -alias dumps.
4683 2012-02-07 Kai Tietz <ktietz@redhat.com>
4684 Dave Korn <dave.korn.cygwin@gmail.com>
4687 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4688 Take care that typinfo gets dllexport-attribute.
4690 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4693 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4694 if modifier < EXPAND_SUM call force_operand on the result.
4696 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4698 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4699 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4701 (epiphany_function_type): Replace types for specific interrupts with
4702 EPIPHANY_FUNCTION_INTERRUPT.
4703 (EPIPHANY_INTERRUPT_P): Update.
4704 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4705 New static function.
4706 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4707 <disinterrupt>: Affects type identity.
4708 (epiphany_handle_interrupt_attribute): Handle variable number of
4710 (epiphany_compute_function_type): Update for new
4711 epiphany_function_type definition.
4712 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4713 handlers with a longcall forwarder.
4714 (epiphany_start_function): Handle multiple interrupt arguments and/or
4715 forwarder_section attribute.
4717 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4720 2012-02-07 Alan Modra <amodra@gmail.com>
4723 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4726 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4728 PR tree-optimization/50969
4729 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4730 use vec_perm rather than vector_stmt.
4731 (vect_model_load_cost): Likewise.
4732 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4733 vec_perm to be the same as other vector statements.
4734 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4735 cost of vec_perm for TARGET_VSX.
4737 2012-02-06 Richard Guenther <rguenther@suse.de>
4739 PR tree-optimization/52115
4740 * tree-sra.c (access_has_replacements_p): New function.
4741 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4743 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4746 * trans-mem.c (expand_call_tm): Add an assertion.
4747 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4750 2012-02-06 Richard Guenther <rguenther@suse.de>
4752 PR tree-optimization/50955
4753 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4754 raise cost of expressions that replace an address with an
4755 expression based on a different pointer.
4757 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4760 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4761 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4763 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4766 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4767 -Weffc++ and specify guidelines come from second edition.
4769 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4771 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4772 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4773 (call_direct_split, call_value_split, call_value_internal_direct)
4774 (call_value_direct_split, call_value_multiple_split): Use jal and
4775 jal_macro attributes.
4777 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4779 * reload1.c (reload_regs_reach_end_p): Replace with...
4780 (reload_reg_rtx_reaches_end_p): ...this function.
4781 (new_spill_reg_store): Update commentary.
4782 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4783 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4784 before setting new_spill_reg_store.
4785 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4786 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4787 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4788 for non-spill reload registers.
4790 2012-02-05 Ira Rosen <irar@il.ibm.com>
4792 PR tree-optimization/52091
4793 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4794 (vect_is_simple_use_1): Likewise.
4795 * tree-vect-loop.c (vectorizable_reduction): Update calls
4796 to vect_is_simple_use_1 and vect_is_simple_use.
4797 (vectorizable_live_operation): Likewise.
4798 * tree-vect-patterns.c (widened_name_p,
4799 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4800 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4801 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4802 vectorizable_shift,vectorizable_operation, vectorizable_store,
4803 vectorizable_load): Likewise.
4804 (vect_is_simple_cond): Add an argument, pass it to
4805 vect_is_simple_use_1.
4806 (vectorizable_condition): Update calls to vect_is_simple_cond,
4808 (vect_is_simple_use): Add an argument, the statement in which
4809 OPERAND is used. Check that if OPERAND's def stmt is a double
4810 reduction phi node, the use is a phi node too.
4811 (vect_is_simple_use_1): Add an argument, pass it to
4813 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4814 to vect_is_simple_use.
4816 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4818 PR rtl-optimization/52095
4819 * modulo-sched.c (dump_insn_locator): New function.
4820 (loop_canon_p, sms_schedule): Use it.
4822 PR rtl-optimization/52113
4823 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4824 even for decomposable shift/zext insns.
4826 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4827 Zdenek Dvorak <ook@ucw.cz>
4829 PR rtl-optimization/52092
4830 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4831 on get_iv_value result.
4833 2012-02-02 Andrew Pinski <apinski@cavium.com>
4837 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4839 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4842 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4844 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4846 PR rtl-optimization/49800
4847 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4848 (sched_finish): Call regstat_free_n_sets_and_refs.
4850 2012-02-02 Jia Liu <proljc@gmail.com>
4852 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4855 2012-02-02 Jan Hubicka <jh@suse.cz>
4856 Tom de Vries <tom@codesourcery.com>
4859 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4860 * varpool.c (varpool_analyze_pending_decls): Likewise.
4862 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4863 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4865 * config.gcc: Add cr16-* support.
4867 * doc/extend.texi: Document cr16 extensions.
4868 * doc/install.texi: Document cr16 install.
4869 * doc/invoke.texi: Document cr16 options.
4870 * doc/md.texi: Document cr16 constraints.
4872 * common/config/cr16/cr16-common.c: New file.
4873 * config/cr16/cr16.c: New file.
4874 * config/cr16/cr16.h: New file.
4875 * config/cr16/cr16.md: New file.
4876 * config/cr16/cr16.opt: New file.
4877 * config/cr16/cr16-protos.h: New file.
4878 * config/cr16/predicates.md: New file.
4879 * config/cr16/constraints.md: New file.
4880 * config/cr16/t-cr16: New file.
4882 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4885 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
4886 that operands[2] is either immediate, or q_regs_operand.
4888 PR tree-optimization/52073
4889 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
4890 a pattern stmt for pattern uses, ignore uses outside of the loop.
4892 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4894 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
4895 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
4896 (OUT_AS1, OUT_AS2): Remove.
4898 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4900 PR rtl-optimization/51374
4901 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
4902 to cross other volatile_refs_p insns.
4904 2012-02-01 Richard Guenther <rguenther@suse.de>
4906 * doc/invoke.texi (fno-inline): Clarify documentation.
4907 (finline-small-functions): Likewise.
4908 (finline-functions): Likewise.
4909 * common.opt (finline): Adjust comment and documentation.
4910 (finline-small-functions): Clarify documentation.
4911 (finline-functions): Likewise.
4912 (finline-functions-called-once): Likewise.
4914 2012-02-01 Tristan Gingold <gingold@adacore.com>
4916 * c-typeck.c (composite_type): Keep mode for pointers.
4918 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
4920 * function.h (regno_reg_rtx): Adjust comment.
4921 * reginfo.c (init_reg_modes_target): Only use the previous mode
4922 if it fits within one register. Remove MIPS comment.
4924 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4927 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
4929 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4931 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
4932 to srak instruction.
4934 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4936 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
4938 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4943 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
4945 2012-01-31 Richard Guenther <rguenther@suse.de>
4947 PR tree-optimization/51528
4948 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
4951 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4956 * ree.c (add_removable_extension): Change def_map argument
4957 to unsigned *, store in def_map 1 + offset into *insn_list vector
4958 instead of pointers into the vector.
4959 (find_removable_extensions): Adjust caller.
4961 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4963 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
4964 Transform all "* quoted-c-code" to { c-code }.
4965 Remove redundant test for "optimize" in combine patterns.
4966 Move (include "avr-dimode.md") to end of file.
4968 2012-01-30 Bin Cheng <bin.cheng@arm.com>
4971 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
4972 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
4974 2012-01-30 Richard Guenther <rguenther@suse.de>
4976 PR tree-optimization/52028
4977 * tree-loop-distribution.c (ldist_gen): Properly update
4980 2012-01-30 Jakub Jelinek <jakub@redhat.com>
4983 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
4984 set_cur_line_info_table if not emitting debug info.
4986 PR tree-optimization/52046
4987 * tree-vect-patterns.c (check_bool_pattern): Give up if
4988 a comparison could throw.
4991 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
4993 2012-01-30 Richard Guenther <rguenther@suse.de>
4995 PR tree-optimization/52045
4996 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
4997 SSA form if cfgcleanup did anything.
4999 2012-01-30 Richard Guenther <rguenther@suse.de>
5001 PR tree-optimization/52045
5002 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5003 before computing final todo.
5005 2012-01-30 Richard Guenther <rguenther@suse.de>
5007 PR tree-optimization/51528
5008 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5011 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5013 * df-problems.c (df_kill_notes): Check that the use refers
5014 to the note under examination.
5016 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5019 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5020 parameter and use short-lived pseudos.
5021 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5022 (sparc_expand_vector_init): Const-ify local variables and adjust
5023 calls to above functions.
5025 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5027 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5029 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5031 * doc/invoke.texi: Make usage of "compile time" and
5032 "run time"/"runtime" consistent throughout the file.
5034 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5036 * config/alpha/alpha.c (alpha_option_override): Default to
5037 full IEEE compliance mode for Go language.
5039 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5041 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5042 (LINK_SSP_SPEC): Define.
5044 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5047 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5050 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5052 * doc/invoke.texi: Correct hyphenation of "floating point",
5053 "double precision", and related terminology throughout the file.
5055 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5058 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5059 arm_general_register_operand predicate for operand 2 instead of
5062 2012-01-27 Ian Lance Taylor <iant@google.com>
5065 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5066 * builtins.c (expand_builtin_init_trampoline): Add onstack
5067 parameter. Change caller.
5068 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5069 * tree.c (build_common_builtin_nodes): Declare
5070 __builtin_init_heap_trampoline.
5072 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5074 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5075 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5076 * config/avr/avr.c: Ditto.
5077 (avr_regnames): Remove because unused.
5078 * config/avr/avr.md (*cpse.ne): New peephole.
5079 (*cpse.eq): New peephole from former cpse peepholes.
5081 2012-01-27 Michael Eager <eager@eagercon.com>
5083 * config/microblaze.c (microblaze_emit_compare): Correct
5084 test after pcmp instruction.
5086 2012-01-27 Richard Guenther <rguenther@suse.de>
5088 PR tree-optimization/52020
5089 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5091 2012-01-27 Richard Guenther <rguenther@suse.de>
5093 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5094 function non-const/pure.
5096 2012-01-27 Richard Guenther <rguenther@suse.de>
5098 PR tree-optimization/50444
5099 * tree-sra.c (build_ref_for_offset): Properly adjust the
5100 MEM_REF type for unaligned accesses.
5102 2012-01-27 Richard Guenther <rguenther@suse.de>
5104 PR tree-optimization/50444
5105 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5106 (expand_assignment): Use it. Properly handle misaligned
5107 bases when expanding stores to component references.
5108 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5111 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5114 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5115 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5116 * tree-data-ref.c (find_data_references_in_loop): Make static.
5117 (compute_all_dependences): Change return type to bool. Bail out
5118 for too many datarefs in a loop. Move the hunk resetting the data
5119 dependences vector from ...
5120 (compute_data_dependences_for_loop): ... here. Account for
5121 compute_all_dependences returning false.
5122 (compute_data_dependences_for_bb): Likewise.
5123 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5124 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5126 2012-01-27 Richard Guenther <rguenther@suse.de>
5129 * expr.c (store_field): Use the alias-set of the scratch memory
5132 2012-01-27 Tom de Vries <tom@codesourcery.com>
5134 PR tree-optimization/51990
5135 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5137 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5139 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5142 * var-tracking.c (reverse_op): Don't add any reverse operation
5143 if V already has any constant locations.
5145 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5147 * doc/invoke.texi: Correct usage of "command line" (noun)
5148 vs "command-line" (adjective) throughout.
5150 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5152 * doc/invoke.texi (Language Independent Options): Move
5153 -Wcoverage-mismatch blurb from here....
5154 (Warning Options): ...to here.
5156 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5158 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5159 Set rs6000_always_hint to false for 476.
5161 2012-01-27 Matthias Klose <doko@ubuntu.com>
5163 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5165 * incpath.c (add_standard_paths): Likewise.
5167 2012-01-27 Richard Henderson <rth@redhat.com>
5169 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5170 * config/m68k/sync.md (atomic_test_and_set): Rename from
5171 sync_test_and_setqi and adjust the operands.
5172 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5173 and unconditionally enable.
5175 2012-01-27 Richard Henderson <rth@redhat.com>
5177 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5178 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5179 (ldstub): Rename from ldstubqi.
5180 (ldstub<I24MODE>): Remove.
5182 2012-01-27 Richard Henderson <rth@redhat.com>
5184 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5185 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5186 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5187 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5188 * doc/tm.texi: Rebuild.
5190 2012-01-27 Richard Henderson <rth@redhat.com>
5192 * optabs.c (gen_atomic_test_and_set): Remove default.
5193 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5195 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5197 PR rtl-optimization/51978
5198 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5199 (combine_reaching_defs): Likewise.
5200 (struct re_info): Remove.
5201 (add_removable_extension): Remove x and data arguments,
5202 add insn, insn_list and def_map. Use the arguments directly
5203 instead of using struct re_info.
5204 (find_removable_extensions): Don't call add_removable_extension
5205 through note_stores, instead just call it with single_set
5207 (find_and_remove_re): Pass curr_cand->expr instead of
5208 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5210 2012-01-26 Michael Matz <matz@suse.de>
5212 PR tree-optimization/46590
5213 * cfgexpand.c: Revert last change (r183305).
5214 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5216 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5217 checking for emptiness.
5219 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5222 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5223 non-addressable non-BLKmode base correctly.
5225 2012-01-26 Michael Matz <matz@suse.de>
5227 PR tree-optimization/48794
5228 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5229 regions referenced from RESX/EH_DISPATCH.
5231 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5233 * config/s390/s390.h: Make BRANCH_COST an option.
5234 * config/s390/s390.opt: New option -mbranch-cost.
5236 2012-01-26 Richard Henderson <rth@redhat.com>
5238 Revert 2012-01-24 change:
5239 * trans-mem.c (requires_barrier): Do not instrument thread local
5240 variables and emit save/restore for them.
5242 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5245 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5248 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5250 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5253 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5256 Rename __pgm to __flash.
5257 Rename __pgm1 to __flash1.
5258 Rename __pgm2 to __flash2.
5259 Rename __pgm3 to __flash3.
5260 Rename __pgm4 to __flash4.
5261 Rename __pgm5 to __flash5.
5262 Rename __pgmx to __memx.
5263 * doc/extend.texi (AVR Named Address Spaces)
5264 Rename address space names as indicated above.
5265 * config/avr/avr.c (avr_addrspace): Ditto.
5267 * config/avr/avr-protos.h
5268 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5269 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5270 * config/avr/predicates.md: Ditto.
5271 * config/avr/avr.c Ditto, and
5272 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5273 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5275 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5276 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5277 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5278 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5279 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5280 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5281 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5282 * config/avr/avr.c: Ditto.
5283 * config/avr/avr.md: Ditto.
5285 2012-01-25 Jason Merrill <jason@redhat.com>
5288 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5290 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5292 PR tree-optimization/51987
5293 * tree-data-ref.c (get_references_in_stmt): Handle references in
5294 non-volatile GIMPLE_ASM.
5296 2012-01-25 Richard Guenther <rguenther@suse.de>
5298 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5299 bases are dereferenced.
5301 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5303 PR rtl-optimization/48374
5304 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5306 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5308 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5309 compute_data_dependences_for_loop returns false.
5310 * tree-parloops.c (loop_parallel_p): Likewise.
5312 2012-01-25 Richard Guenther <rguenther@suse.de>
5314 * tree.h (get_pointer_alignment_1): Declare.
5315 * builtins.c (get_pointer_alignment_1): New function.
5316 (get_pointer_alignment): Use it.
5318 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5320 PR rtl-optimization/48308
5321 * combine.c (enum undo_kind): Add UNDO_LINKS.
5322 (struct undo): Add member l to other_contents and where.
5323 (do_SUBST_LINK): New.
5325 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5326 (undo_all): Handle UNDO_LINKS.
5328 2012-01-25 Richard Henderson <rth@redhat.com>
5330 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5333 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5335 * optabs.c (gen_atomic_test_and_set): Use each argument.
5337 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5339 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5340 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5341 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5342 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5343 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5344 TARGET_PAIRED_SINGLE_FLOAT.
5346 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5348 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5349 (in_struct, return_val): Remove MEM documentation.
5350 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5351 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5352 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5354 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5355 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5356 * expr.c (store_field): Likewise.
5357 * function.c (assign_stack_temp_for_type): Likewise.
5358 * ifcvt.c (noce_try_cmove_arith): Likewise.
5359 * reload1.c (reload): Likewise.
5360 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5361 (alpha_set_memflags): Likewise.
5362 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5364 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5366 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5368 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5369 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5370 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5372 * cselib.c (cselib_rtx_varies_p): Delete.
5373 (cselib_invalidate_mem): Update call to canon_true_dependence.
5374 * dse.c (record_store, check_mem_read_rtx): Likewise.
5375 (scan_reads_nospill): Likewise.
5376 * cse.c (check_dependence): Likewise.
5377 (cse_rtx_varies_p): Delete.
5378 * expr.c (safe_from_p): Update call to true_dependence.
5379 * ira.c (validate_equiv_mem_from_store): Likewise.
5380 (memref_referenced_p): Likewise.
5381 * postreload-gcse.c (find_mem_conflicts): Likewise.
5382 * sched-deps.c (sched_analyze_2): Likewise.
5383 * store-motion.c (load_kills_store): Likewise.
5384 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5385 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5386 (compute_transp): Update call to canon_true_dependence.
5388 2012-01-25 Richard Henderson <rth@redhat.com>
5390 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5391 (maybe_emit_atomic_test_and_set): New.
5392 (expand_sync_lock_test_and_set): Use it.
5393 (expand_atomic_test_and_set): Likewise.
5394 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5395 the implementation; clarify implementation defined details.
5396 * doc/md.texi (atomic_test_and_set): Document.
5398 2012-01-25 Richard Henderson <rth@redhat.com>
5400 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5402 2012-01-25 Richard Henderson <rth@redhat.com>
5405 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5406 to effect no-op split.
5408 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5411 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5412 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5413 (BT_FN_VOID_PTR_INT_SIZE): New.
5414 (BT_FN_UINT_UINT_VAR): Remove.
5415 (BT_FN_UINT32_UINT32_VAR): New.
5416 (BT_FN_DOUBLE_VPTR): Remove.
5417 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5419 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5420 (_ITM_changeTransactionMode): Same.
5421 (_ITM_memmoveRtWt): Change return type to void.
5422 (_ITM_memcpyRtWt): Same.
5423 (_ITM_memsetW): Same.
5424 (_ITM_RaRD): Change types to double.
5429 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5431 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5432 Patrick Marlier <patrick.marlier@gmail.com>
5434 * trans-mem.c (requires_barrier): Do not instrument thread local
5435 variables and emit save/restore for them.
5437 2012-01-24 Jason Merrill <jason@redhat.com>
5440 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5441 output static aliases.
5443 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5446 * common.opt (-pie, -shared, pie, shared): Change from Common to
5448 * gcc.c (display_help): Display help for -pie and -shared.
5450 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5453 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5454 Remove note on size/offset limitation.
5455 (AVR Variable Attributes): Add example how to read data located
5456 with progmem. Refer to named address spaces.
5457 * doc/invoke.texi (AVR Options): Fix typo.
5459 2012-01-24 Richard Guenther <rguenther@suse.de>
5461 Forward-port to trunk
5462 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5465 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5466 op0 isn't sufficiently aligned and there is movmisalignM
5467 insn for mode, use it to load op0 into a temporary register.
5469 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5472 * target.def (const_not_ok_for_debug_p): New hook.
5473 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5475 * doc/tm.texi: Regenerated.
5476 * dwarf2out.c (const_ok_for_output_1): If
5477 targetm.const_not_ok_for_debug_p returns true, fail.
5478 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5480 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5482 2012-01-23 Kai Tietz <ktietz@redhat.com>
5485 * config/i386/predicates.md (symbolic_operand): Allow
5486 UNSPEC_PCREL as PIC expression for lea.
5487 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
5488 * config/i386/i386.c (ix86_delegitimize_address): Handle
5489 UNSPEC_PCREL for none-MEM, too.
5491 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5493 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
5494 (ipa_tm_create_version_alias): Same.
5496 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
5499 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5500 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5502 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5503 Patrick Marlier <patrick.marlier@gmail.com>
5504 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5507 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5508 simple_object_start_read.
5510 2012-01-23 Richard Guenther <rguenther@suse.de>
5513 PR tree-optimization/51895
5514 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5515 parameter decomposition into BLKmode components.
5517 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5519 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5520 fake variables for restrict-qualified pointers whose pointed-to type
5521 contains a placeholder.
5523 2012-01-23 Richard Guenther <rguenther@suse.de>
5525 PR tree-optimization/51949
5526 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5528 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5530 PR rtl-optimization/51933
5531 * ree.c (transform_ifelse): Return true right away if dstreg is
5532 already wider or equal to cand->mode.
5533 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5534 (make_defs_and_copies_lists): Remove defs_list and copies_list
5535 arguments, add state argument, just truncate state->work_list
5536 instead of always allocating and freeing the vector. Assert that
5537 get_defs succeeds instead of returning 2. Changed return type to bool.
5538 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5539 have ext_src_mode, see if it has been modified already with the
5540 right kind of extension and has been extended before from the
5541 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5542 just return true. Remember the original mode in state->modified array.
5543 (combine_reaching_defs): Add state argument. Don't allocate and
5544 free here def_list, copied_list and vec vectors, instead just
5545 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
5546 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
5547 Add state variable, clear vectors in it, initialize state.modified
5548 if needed. Free all the vectors at the end and state.modified too.
5549 Don't skip a candidate if the extension expression has been modified.
5551 2012-01-22 Douglas B Rupp <rupp@gnat.com>
5554 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
5555 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
5556 (extra_options) interix.opt -> i386/interix.opt"
5557 (extra_objs):Add winnt-stubs.o
5558 * configure.ac: Add interix to target_os .comm on PE check.
5559 * configure: Regenerate.
5560 * config/interix3.h: Delete and move bits to..
5561 * config/interix.h: Delete and move bits to..
5562 * config/i386/i386-interix3.h: Delete and move bits to..
5563 * config/i386/i386-interix.h: ..here.
5564 (TARGET_CPU_DEFAULT): Remove redefinition.
5565 (TARGET_ASM_CONSTRUCTOR): Undefine.
5566 (SUBTARGET_SWITCHES): Define for ms-bitfields.
5567 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
5568 (PTRDIFF_TYPE): Define.
5569 (LONG_DOUBLE_TYPE_SIZE): Define.
5570 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
5571 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5572 (TARGET_SECTION_TYPE_FLAGS): Define.
5573 (ASM_DECLARE_FUNCTION_NAME): Define.
5574 (ASM_OUTPUT_EXTERNAL): Define.
5575 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5576 (ASM_OUTPUT_ALIGNED_BSS): Define.
5577 (PCC_BITFIELD_TYPE_MATTERS): Define.
5578 (USE_CONST_SECTION): Define.
5579 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5580 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5581 (SUPPORTS_ONE_ONLY): Remove.
5582 (I386_PE_STRIP_ENCODING): Define.
5583 * config/interix.opt: Delete and move bits to..
5584 * config/i386/interix.opt: ..here. New.
5585 (mpe-aligned-commons): Add.
5586 * config/i386/t-interix: Add copyright header.
5587 (winnt-stubs.o): Add rule.
5589 2012-01-22 Jason Merrill <jason@redhat.com>
5592 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5593 for extra name aliases.
5595 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5597 PR rtl-optimization/51924
5598 * ree.c (combine_set_extension): Improve debugging message.
5599 (combine_reaching_defs): Likewise.
5600 (get_defs): Rename confusingly named variable.
5601 (find_and_remove_re): Skip a candidate if the extension expression has
5604 2012-01-21 Robert Millan <rmh@gnu.org>
5605 Gerald Pfeifer <gerald@pfeifer.com>
5607 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5608 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5610 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5612 PR tree-optimization/51914
5613 * tree-vect-stmts.c (vectorizable_conversion): For
5614 cvt_type && modifier == WIDEN, put temporary with cvt_type
5615 at the beginning of vec_dsts and set vec_dest to temporary
5618 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5620 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5622 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5624 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5625 * config/rs6000/rs6000.c: Likewise.
5627 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5630 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5631 output_move_double on a copy of operands array.
5633 2012-01-20 Cary Coutant <ccoutant@google.com>
5634 Dodji Seketeli <dodji@redhat.com>
5637 * dwarf2out.c (copy_declaration_context): Return ref to parent
5638 of declaration DIE, if necessary.
5639 (remove_child_or_replace_with_skeleton): Add new parameter; update
5640 caller. Place skeleton DIE under parent DIE of original declaration.
5641 Move call to copy_declaration_context to here ...
5642 (break_out_comdat_types): ... from here.
5644 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5646 PR rtl-optimization/51856
5647 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5650 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5653 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5654 hints for neon loads and stores.
5656 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5660 * doc/extend.texi (Named Address Spaces): Split into subsections.
5661 (AVR Named Address Spaces): New subsection.
5662 (M32C Named Address Spaces): New subsection.
5663 (RL78 Named Address Spaces): New subsection.
5664 (SPU Named Address Spaces): New subsection.
5665 (Variable Attributes): New anchor "AVR Variable Attributes".
5666 (AVR Variable Attributes): Rewrite and avoid wording
5667 "address space" in this context.
5668 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5669 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5670 (AVR Built-in Macros): New subsubsection therein.
5671 * doc/md.texi (AVR constraints): Remove "C04", "R".
5673 2012-01-20 Richard Guenther <rguenther@suse.de>
5675 PR tree-optimization/51903
5676 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5677 when removing stmts.
5679 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5682 * config/arm/arm.c (arm_load_pic_register): Use
5683 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5684 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5685 (arm_pic_static_addr): Likewise.
5686 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5687 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5688 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5689 (pic_load_addr_unified): New.
5691 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5694 * function.c (instantiate_virtual_regs_in_insn): Use
5695 delete_insn_and_edges when removing a wrong asm insn.
5697 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5699 PR rtl-optimization/40761
5700 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5701 Add new member loop_num.
5702 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5703 (ira_build): Remove the parameter.
5705 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5706 (ira.c): Do not build CFG loops for one region allocation. Remove
5707 argument from ira_build call.
5709 * ira-build.c (init_loop_tree_node): New function.
5710 (create_loop_tree_nodes): Use it. Separate the case when CFG
5711 loops are not built.
5712 (more_one_region_p): Check current_loops.
5713 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5715 (add_loop_to_tree): Process loop equal to NULL too.
5716 (form_loop_tree): Separate the case when CFG loops are not built.
5717 Use explicitly number for the root.
5718 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5720 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5721 instead of loop->num.
5722 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5723 (mark_all_loops_for_removal): Ditto.
5724 (remove_unnecessary_regions): Separate the case when CFG loops
5726 (ira_build): Remove the parameter. Use explicit number of regions
5727 when CFG loops are not built.
5729 * ira-color.c (print_loop_title): Separate the case for the root node.
5730 Use loop_num instead of loop->num.
5731 (move_spill_restore): Use loop_num instead of loop->num.
5733 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5734 (change_loop): Ditto.
5735 (change_loop): Use loop_num instead of loop->num.
5737 * ira-lives.c (process_bb_node_lives): Ditto.
5739 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5741 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5743 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5746 * tree-mudflap.c (mf_artificial): New function.
5747 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5748 mx_register_decls, mudflap_enqueue_decl): Use it.
5751 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5752 numbers in the insn pattern.
5754 2012-01-19 Michael Matz <matz@suse.de>
5756 PR tree-optimization/46590
5757 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5758 use it in remembering which conflicts we already created.
5759 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5762 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5765 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5766 (merge_and_complain): Same.
5768 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5771 * config/initfini-array.h: Guard content of the header
5772 with #ifdef HAVE_INITFINI_ARRAY.
5773 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5774 Add initfini-array.h to tm_file here.
5775 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5776 * config.gcc: Don't add initfini-array.h to tm_file here.
5777 * configure: Regenerated.
5779 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5781 PR rtl-optimization/51505
5782 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5783 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5784 (df_note_bb_compute): Update the call to df_kill_notes.
5786 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5788 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5790 2012-01-18 Richard Guenther <rguenther@suse.de>
5792 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5793 of conversions to void *.
5795 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5796 Richard Sandiford <rdsandiford@googlemail.com>
5800 * optabs.h (simplify_expand_binop): Declare.
5801 * optabs.c (simplify_expand_binop): Make global.
5802 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5803 endian targets if the source cannot be exactly covered by word
5806 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5809 * hard-reg-set.h (struct hard_reg_set_container): New type.
5810 * target.h (struct hard_reg_set_container): Forward declare.
5811 * target.def (set_up_by_prologue): New target hook.
5812 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5813 * doc/tm.texi: Regenerated.
5814 * function.c (thread_prologue_and_epilogue_insns): Change
5815 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5816 Call targetm.set_up_by_prologue on it.
5817 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5818 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5820 2012-01-17 Nick Clifton <nickc@redhat.com>
5822 * config/rx/rx.c (rx_can_use_simple_return): New function.
5823 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5824 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5826 2012-01-17 Richard Guenther <rguenther@suse.de>
5829 * expr.c (expand_assignment): Take address-space information
5830 from the address operand of MEM_REF and TARGET_MEM_REF.
5831 (expand_expr_real_1): Likewise.
5833 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5835 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5836 reload dump is requested.
5838 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5841 * trans-mem.c (requires_barrier): Call may_be_aliased.
5843 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5845 PR tree-optimization/51877
5846 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5847 call arguments and fndecls compare equal, instead return false if they
5848 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5849 both SSA_NAMEs that are valueized the same, or they satisfy
5852 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5854 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5856 * configure: Regenerate.
5858 2012-01-16 Jan Hubicka <jh@suse.cz>
5862 * convert.c (convert_to_integer): Use fold_convert for
5863 converting an INTEGER_CST to integer type.
5865 2012-01-16 Jason Merrill <jason@redhat.com>
5868 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5870 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5873 * config/s390/s390.c (s390_chunkify_start): Don't skip
5874 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5875 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5876 If insn is followed by NOTE_INSN_VAR_LOCATION or
5877 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5878 Don't use location of note insns.
5880 PR tree-optimization/51865
5881 * tree-inline.c (tree_function_versioning): Call remap_decl
5882 on DECL_RESULT whenever it has VOID_TYPE_P type.
5884 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5886 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
5887 for calls to locally-binding MIPS16 functions if only the return
5888 type uses float regs.
5890 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
5891 Richard Sandiford <rdsandiford@googlemail.com>
5893 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
5894 (SYMBOL_32_HIGH): Likewise.
5895 (mips_output_tls_reloc_directive): Declare.
5896 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
5897 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
5898 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
5899 (mips_lo_relocs, mips_hi_relocs): Make extern.
5900 (mips16_stub_function): Move up file.
5901 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
5902 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
5903 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
5904 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
5905 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
5906 (mips_get_tp): Add MIPS16 support.
5907 (mips_legitimize_tls_address): Remove MIPS16 sorry().
5908 Generalize DTPREL and TPREL handling.
5909 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
5910 Add MIPS16 TLS support.
5911 (mips_output_tls_reloc_directive): New function.
5912 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
5913 * config/mips/predicates.md (symbolic_operand_with_high)
5914 (tls_reloc_operand): New predicates.
5915 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
5916 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
5917 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
5918 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
5919 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
5920 (*tls_get_tp_mips16_call_<mode>): Likewise.
5922 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
5924 PR rtl-optimization/51821
5925 * recog.c (peep2_find_free_register): Determine clobbered registers
5928 2012-01-14 Denis Chertykov <chertykov@gmail.com>
5931 * config/avr/avr-protos.h: Revert change of 2012-01-09.
5932 * config/avr/avr.c: Likewise.
5933 * config/avr/avr.h: Likewise.
5935 2012-01-13 Ian Lance Taylor <iant@google.com>
5938 * tree.h (TYPE_QUALS): Add cast to int.
5939 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
5941 2012-01-13 Ian Lance Taylor <iant@google.com>
5943 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
5944 comparing param_index to VEC_length result.
5946 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
5948 * c-decl.c: Do not include tree-mudflap.h
5949 * tree-optimize.c: Likewise.
5950 * Makefile.in: Update dependencies.
5952 2012-01-13 Richard Guenther <rguenther@suse.de>
5955 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
5956 variable-sized result always use RSO.
5958 2012-01-12 DJ Delorie <dj@redhat.com>
5960 * cfgexpand.c (convert_debug_memory_address): Allow any valid
5961 pointer type, not just the default pointer type.
5963 2012-01-09 Richard Henderson <rth@redhat.com>
5964 Denis Chertykov <chertykov@gmail.com>
5967 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
5968 * config/avr/avr.c (avr_can_eliminate): Simplify.
5969 (avr_initial_elimination_offset): Likewise.
5970 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
5971 (expand_epilogue): Likewise.
5972 (avr_legitimize_address): Gut.
5973 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
5974 (avr_hard_regno_nregs): New.
5975 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
5976 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
5977 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
5978 add soft frame pointer.
5979 (CALL_USED_REGISTERS): Likewise.
5980 (REG_CLASS_CONTENTS): Likewise.
5981 (REGISTER_NAMES): Likewise.
5982 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
5983 (HARD_FRAME_POINTER_REGNUM): New.
5984 (FRAME_POINTER_REGNUM): Use soft frame pointer.
5985 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
5986 remove the HARD_FRAME_POINTER self-elimination.
5988 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
5991 * config/avr/avr.c (avr_encode_section_info): Test for absence of
5992 DECL_EXTERNAL when checking for initializers of progmem variables.
5994 2012-01-12 Ira Rosen <irar@il.ibm.com>
5996 PR tree-optimization/51799
5997 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
5998 that the last operation is a type demotion.
6000 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6002 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6003 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6005 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6008 * combine.c (distribute_notes): If i3 is a noreturn call,
6009 allow old_size to be equal to args_size and make sure the
6010 noreturn call gets REG_ARGS_SIZE note.
6011 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6012 on noreturn calls even when the delta is 0.
6014 2012-01-11 Nathan Sidwell <nathan@acm.org>
6016 * gcov.c (STRING_SIZE): Remove.
6017 (generate_results): Erase annotations for source files with no
6018 coverage information.
6020 (output_lines): Use it.
6022 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6024 * gimple.h (gimplify_body): Remove first argument.
6025 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6026 pointer set here, instead just pass DATA to walk_tree.
6027 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6028 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6029 (unvisit_body): Likewise, but with unmark_visited.
6030 (gimplify_body): Remove BODY_P argument and adjust.
6031 (gimplify_function_tree): Adjust call to gimplify_body.
6032 * omp-low.c (finalize_task_copyfn): Likewise.
6034 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6036 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6037 (build_function_type_skip_args): Delete.
6038 * tree.c (build_function_type_skip_args): Make static and add
6039 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6040 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6041 pass it to build_function_type_skip_args.
6042 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6043 (tree_function_versioning): Likewise.
6044 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6045 build_function_decl_skip_args.
6046 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6047 and pass it to build_function_decl_skip_args/tree_function_versioning.
6048 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6049 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6050 * trans-mem.c (ipa_tm_create_version): Likewise.
6051 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6052 * tree-inline.c (declare_return_variable): Remove always-true test.
6053 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6054 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6055 * ipa-split.c (split_function): Skip the return value for the split
6056 part if it doesn't return.
6058 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6060 PR tree-optimization/49642
6061 * ipa-split.c (forbidden_dominators): New variable.
6062 (check_forbidden_calls): New function.
6063 (dominated_by_forbidden): Likewise.
6064 (consider_split): Check for forbidden dominators.
6065 (execute_split_functions): Initialize and free forbidden
6066 dominators info; call check_forbidden_calls.
6068 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6070 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6072 2012-01-11 Nick Clifton <nickc@redhat.com>
6074 * config/rx/rx.md (return): Define pattern.
6076 2012-01-11 Richard Guenther <rguenther@suse.de>
6078 * doc/extend.texi (malloc attribute): Adjust according to
6081 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6082 Patrick Marlier <patrick.marlier@gmail.com>
6085 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6086 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6087 (ipa_tm_note_irrevocable): Same.
6088 (ipa_tm_scan_irr_block): Same.
6089 (ipa_tm_decrement_clone_counts): Same.
6090 (ipa_tm_scan_irr_function): Same.
6091 (ipa_tm_create_version_alias): Same.
6092 (ipa_tm_create_version): Same.
6093 (ipa_tm_transform_calls_redirect): Same.
6094 (ipa_tm_transform_calls): Same.
6095 (ipa_tm_transform_transaction): Same.
6096 (ipa_tm_execute): Same.
6098 2012-01-10 Richard Guenther <rguenther@suse.de>
6101 * opts.c (common_handle_option): Handle -Werror.
6103 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6105 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6108 2012-01-10 Jason Merrill <jason@redhat.com>
6110 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6113 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6115 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6116 supports R_386_TLS_GD_PLT reloc.
6117 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6118 supports R_386_TLS_LDM_PLT reloc.
6119 * configure: Regenerate.
6120 * config.in: Regenerate.
6122 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6125 Extend __pgmx semantics to linearize memory.
6126 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6127 determine if code comes inline or from libgcc.
6128 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6129 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6130 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6131 (movmemx_qi, movmemx_hi): New insns.
6132 (xload_<mode>_libgcc): Rewrite to new insn condition.
6133 (xload_<mode>): Remove insns.
6134 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6135 cases that don't satisfy avr_xload_libgcc_p().
6136 (avr_addr_space_convert): Allow converting in any direction.
6137 (avr_addr_space_subset_p): Return always true.
6138 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6139 (avr_emit_movmemhi): Ditto.
6140 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6141 (avr_out_movmem): Ditto.
6142 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6143 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6144 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6145 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6146 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6148 2012-01-10 Richard Guenther <rguenther@suse.de>
6150 PR tree-optimization/50913
6151 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6152 Require data-refs to be representable by Graphite with respect
6155 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6157 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6158 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6160 2012-01-10 Tom de Vries <tom@codesourcery.com>
6162 PR rtl-optimization/51271
6163 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6164 handling annulled branch.
6166 2012-01-10 Richard Henderson <rth@redhat.com>
6168 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6169 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6170 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6171 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6172 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6173 arm_expand_vec_perm_const): New.
6174 * config/arm/arm-protos.h: Update.
6175 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6176 (*neon_vswp<VDQX>): New.
6177 (neon_vcombine<VDX>): Use neon_split_vcombine.
6178 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6179 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6180 (vec_perm<VE>): New.
6182 2012-01-10 Richard Henderson <rth@redhat.com>
6184 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6185 use it if reload_completed.
6186 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6187 arm_output_asm_insn, arm_process_output_memory_barrier,
6188 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6189 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6190 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6191 arm_process_output_sync_insn, arm_output_sync_insn,
6192 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6193 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6194 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6195 (emit_unlikely_jump): New.
6196 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6197 (arm_split_atomic_op): New.
6198 * config/arm/arm-protos.h: Update.
6199 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6200 (struct arm_sync_generator): Remove.
6201 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6202 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6203 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6204 (VUNSPEC_LL, VUNSPEC_SC): New.
6205 (sync_result, sync_memory, sync_required_value, sync_new_value,
6206 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6207 (attr length): Don't use arm_sync_loop_insns.
6208 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6209 (movsfcc, movdfcc): Likewise.
6210 * config/arm/constraints.md (Ua): New.
6211 * config/arm/prediates.md (mem_noofs_operand): New.
6212 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6213 (sync_clobber, sync_t2_reqd): Remove.
6214 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6215 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6216 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6217 (arm_sync_compare_and_swap<SIDI>): Remove.
6218 (arm_sync_compare_and_swap<NARROW>): Remove.
6219 (arm_sync_lock_test_and_set<SIDI>): Remove.
6220 (arm_sync_lock_test_and_set<NARROW>): Remove.
6221 (arm_sync_new_<syncop><SIDI>): Remove.
6222 (arm_sync_new_<syncop><NARROW>): Remove.
6223 (arm_sync_new_nand<SIDI>): Remove.
6224 (arm_sync_new_nand<NARROW>): Remove.
6225 (arm_sync_old_<syncop><SIDI>): Remove.
6226 (arm_sync_old_<syncop><NARROW>): Remove.
6227 (arm_sync_old_nand<SIDI>): Remove.
6228 (arm_sync_old_nand<NARROW>): Remove.
6229 (*memory_barrier): Merge arm_output_memory_barrier.
6230 (atomic_compare_and_swap<QHSD>): New.
6231 (atomic_compare_and_swap<NARROW>_1): New.
6232 (atomic_compare_and_swap<SIDI>_1): New.
6233 (atomic_exchange<QHSD>): New.
6234 (cas_cmp_operand, cas_cmp_str): New.
6235 (atomic_op_operand, atomic_op_str): New.
6236 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6237 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6238 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6239 (arm_load_exclusive<NARROW>): New.
6240 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6241 (arm_store_exclusive<QHSD>): New.
6243 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6245 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6246 reload patterns if -mvsx-scalar-memory.
6248 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6249 generated, even -mno-vsx-scalar-double was used.
6250 (vsx_xscvdpsp_scalar): Likewise.
6251 (vsx_xscvspdp_scalar2): Likewise.
6253 2012-01-09 Tom de Vries <tom@codesourcery.com>
6254 Andrew Pinski <apinski@cavium.com>
6257 * reorg.c (fill_slots_from_thread): Don't speculate
6258 frame-related insns.
6260 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6262 * sched-int.h (bb_note): Move to...
6263 * basic-block.h: ...here.
6264 * haifa-sched.c (bb_note): Move to...
6265 * cfgrtl.c: ...here.
6266 * function.c (next_block_for_reg): New function.
6267 (move_insn_for_shrink_wrap): Likewise.
6268 (prepare_shrink_wrap): Rewrite to use the above.
6270 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6272 * gimple.c (is_gimple_non_addressable): Remove.
6273 * gimple.h: Remove is_gimple_non_addressable.
6274 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6275 is_gimple_non_addressable.
6276 * trans-mem.c (expand_assign_tm): Same.
6278 2012-01-09 Richard Guenther <rguenther@suse.de>
6280 PR tree-optimization/51775
6281 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6282 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6284 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6286 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6288 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6290 2012-01-09 Richard Guenther <rguenther@suse.de>
6292 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6294 2012-01-08 Jan Hubicka <jh@suse.cz>
6296 PR tree-optimize/51680
6297 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6298 on when known_vals needs to be computed; cleanup.
6300 2012-01-08 Jan Hubicka <jh@suse.cz>
6302 PR tree-optimize/51694
6303 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6305 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6307 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6308 for -std=c++98 and -std=c++11 too.
6310 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6312 * cfgloop.c (cancel_loop): Add free() of bbs array.
6314 2012-01-07 Jan Hubicka <jh@suse.cz>
6316 PR tree-optimization/51600
6317 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6318 that benefits small functions.
6320 2012-01-07 Jan Hubicka <jh@suse.cz>
6322 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6324 2012-01-07 Jan Hubicka <jh@suse.cz>
6326 PR tree-optimization/51680
6327 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6328 whose inlining reduce unit size.
6330 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6333 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6334 Add canonical node to containing_mem chain after the non-canonical
6335 one, even if there weren't any locs to propagate.
6336 (remove_useless_values): Keep only canonical values.
6337 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6338 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6339 canonicalize mem_chain elements that are not discarded.
6341 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6344 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6345 before emitting functions.
6347 PR gcov-profile/50127
6348 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6349 clear_aux_for_blocks.
6351 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6354 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6356 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6358 * c-decl.c (ext_block): Moved up.
6359 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6361 2012-01-06 Han Shen <shenhan@google.com>
6363 Translate built-in include paths for sysroot.
6364 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6365 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6367 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6368 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6370 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6371 control whether sysroot should be prepended to gxx include dir.
6373 * configure: Regenerate.
6375 2012-01-06 Torvald Riegel <triegel@redhat.com>
6377 PR rtl-optimization/51771
6378 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6379 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6381 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6383 PR tree-optimization/51315
6384 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6385 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6387 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6390 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6391 for shrp pattern. Correctly handle and fixup shift variable.
6392 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6394 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6397 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6398 note when !ACCUMULATE_OUTGOING_ARGS.
6400 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6402 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6404 (extract_range_from_unary_expr_1): Avoid useless computations.
6406 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6408 PR rtl-optimization/51767
6409 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6410 of jump_block and add an extra edge for degenerated asm gotos.
6413 * stmt.c (check_unique_operand_names): Don't ICE during error
6414 reporting if i is from labels chain.
6417 * profile.c (branch_prob): Split bbs that have exit edge
6418 and need a fake entry edge too.
6420 2012-01-05 Jan Hubicka <jh@suse.cz>
6423 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6426 2012-01-05 Richard Guenther <rguenther@suse.de>
6429 * tree-streamer-out.c (write_ts_optimization): New function.
6430 (streamer_write_tree_body): Call it.
6431 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6432 (streamer_read_tree_body): Call it.
6433 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6435 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6438 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6439 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6440 in_cleanup_point_expr before gimplify_stmt call and restore it
6442 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6443 in_cleanup_point_expr is false.
6445 2012-01-05 Richard Guenther <rguenther@suse.de>
6448 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6450 * toplev.c (process_options): Reject combining mudflap and LTO.
6451 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6453 2012-01-05 Richard Guenther <rguenther@suse.de>
6455 PR tree-optimization/51760
6456 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6458 (bit_value_unop): Handle UNDEFINED operands.
6459 (bit_value_binop): Likewise.
6461 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6463 * config/avr/avr.c (avr_replace_prefix): Remove.
6464 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6465 (avr_asm_function_rodata_section): Ditto.
6466 (avr_asm_select_section): Ditto.
6468 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6470 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6473 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6476 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6477 calls that have any non-fake successor edges.
6480 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
6482 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
6484 PR tree-optimization/51624
6485 * tree-sra.c (build_ref_for_model): When replicating a chain of
6486 COMPONENT_REFs, stop as soon as the offset would become negative.
6488 2012-01-04 Jakub Jelinek <jakub@redhat.com>
6491 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
6492 in .debug_loc on the floor.
6494 2012-01-04 Andrew Pinski <apinski@cavium.com>
6496 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
6498 2012-01-04 Andrew Pinski <apinski@cavium.com>
6499 Adam Nemet <anemet@caviumnetworks.com>
6501 * config/mips/mips.md (size): Add SI and DI.
6502 (SIZE): New mode attribute.
6503 (U): New code attribute.
6504 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6505 (mips_lbux_<mode>): Delete.
6506 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6507 (mips_lhx): Use gen_mips_lhx_extsi.
6508 (mips_lhx_<mode>): Delete.
6510 (mips_l<size>x): New expand.
6511 (mips_lwx_<mode>): Delete.
6512 (mips_l<GPR:size>x_<P:mode>): New pattern.
6513 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6514 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6515 * config/mips/mips.c (mips_lx_address_p): New function.
6516 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6517 (dsp64): New availability predicate.
6518 (mips_builtins): Add an entry for __builtin_mips_ldx.
6519 * config/mips/mips.h (ISA_HAS_LBX): New define.
6520 (ISA_HAS_LBUX): Likewise.
6521 (ISA_HAS_LHX): Likewise.
6522 (ISA_HAS_LHUX): Likewise.
6523 (ISA_HAS_LWX): Likewise.
6524 (ISA_HAS_LWUX): Likewise.
6525 (ISA_HAS_LDX): Likewise.
6526 * doc/extend.texi (__builtin_mips_ldx): Document.
6528 2012-01-04 Tristan Gingold <gingold@adacore.com>
6530 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6531 when long pointers are used.
6532 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6533 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6534 (ia64-hp-*vms*): Remove.
6535 * config/vms/xm-vms64.h: Delete.
6537 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6540 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6542 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6544 * opts.c (finish_options): Remove duplicate sorry.
6546 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6549 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
6552 2012-01-04 Richard Guenther <rguenther@suse.de>
6555 * tree.c (size_low_cst): New function.
6556 * tree.h (size_low_cst): Declare.
6557 * fold-const.c (fold_comparison): Use it to extract the low
6558 part of the POINTER_PLUS_EXPR offset.
6560 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
6562 Fix clearing ZERO_REG
6563 * config/avr/avr.md (cc): Add alternative "ldi".
6564 (movqi_insn): Use it in cc attribute.
6565 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
6566 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
6567 (output_reload_insisf): Use ZERO_REG to pre-clear register.
6569 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6571 * configure: Regenerate.
6573 2012-01-04 Richard Guenther <rguenther@suse.de>
6575 PR tree-optimization/49651
6576 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6577 (var_can_have_subvars): Use it.
6578 (get_constraint_for_1): Only consider subfields if there can be any.
6580 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6583 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6584 to its new canonical_cselib_val and the cselib_val was in
6585 first_containing_mem chain, but the canonical_cselib_val was not,
6586 add the latter into the chain.
6587 (cselib_invalidate_mem): Compare canonical_cselib_val of
6588 addr_list chain elt with v.
6591 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6592 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6594 (output_macinfo_op): Don't ggc_strdup fd->filename.
6595 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6596 then ggc_strdup it. Don't free inc->info or cur->info.
6597 (output_macinfo): Don't free ref->info or file->info.
6599 2012-01-03 Ira Rosen <irar@il.ibm.com>
6601 PR tree-optimization/51269
6602 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6603 first_niters a pointer.
6604 (slpeel_tree_peel_loop_to_edge): Likewise.
6605 (vect_do_peeling_for_loop_bound): Update call to
6606 slpeel_tree_peel_loop_to_edge.
6607 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6608 here. Remove it from the parameters list.
6609 (vect_do_peeling_for_alignment): Update calls and compute
6612 2012-01-03 Richard Guenther <rguenther@suse.de>
6614 PR tree-optimization/51070
6615 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6616 Properly handle calls.
6618 2012-01-03 Richard Guenther <rguenther@suse.de>
6620 PR tree-optimization/51692
6621 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6622 the LHS of allocation stmts.
6624 2012-01-03 Olivier Hainque <hainque@adacore.com>
6626 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6628 2012-01-03 Olivier Hainque <hainque@adacore.com>
6630 * collect2.c (main): In AIX specific computations for vector
6631 insertions, use CONST_CAST2 to cast from char ** to const char **.
6633 2012-01-03 Richard Guenther <rguenther@suse.de>
6636 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6637 the context of a limbo DIE when it does not already exist.
6639 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6641 PR tree-optimization/51719
6642 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6643 but direct call is, clear direct call's lhs and don't add fallthrough
6644 edge from dcall_bb to join_bb and PHIs.
6646 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6648 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6649 the instructions emitted by the pattern.
6650 ("*TDC_insn_<mode>"): Add comment.
6652 2012-01-03 Richard Guenther <rguenther@suse.de>
6655 * fold-const.c (fold_comparison): Properly canonicalize
6656 tree offset and HOST_WIDE_INT bit position.
6658 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6660 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6661 operands for extzv pattern.
6663 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6666 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6669 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6671 * doc/invoke.texi (-flto and related options): Copy-edit.
6673 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6675 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6677 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6679 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6682 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6684 * expr.h (move_by_pieces_ninsns): Declare.
6685 * expr.c (move_by_pieces_ninsns): Make external.
6686 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6687 (mips_store_by_pieces_p): Likewise.
6688 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6689 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6690 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6691 (mips_store_by_pieces_p): Likewise.
6693 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6695 * passes.c (register_one_dump_file): Free full_name.
6697 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6698 (calculate_elim_costs_all_insns): Free offsets_at and
6699 offsets_known_at at the end and clear the pointers.
6701 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6703 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6704 this option introduced in r180739.
6706 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6709 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6710 (tmake_file target=avr): Add avr/t-multilib.
6712 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6713 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6714 * config/avr/genmultilib.awk: New file.
6715 * config/avr/t-multilib: New auto-generated file.
6716 * config/avr/multilib.h: New auto-generated file.
6717 * config/avr/t-avr (AVR_MCUS): New variable.
6718 (genopt.sh): Use it.
6719 (s-mlib): Depend on t-multilib.
6720 (t-multilib, multilib.h): New dependencies.
6721 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6722 (MULTILIB_OPTIONS): Remove.
6723 (MULTILIB_MATCHES): Remove.
6724 (MULTILIB_DIRNAMES): Remove.
6725 (MULTILIB_EXCEPTIONS): Remove:
6726 * config/avr/genopt.sh: Don't use hard coded file name;
6727 pass AVR_MCUS from t-avr instead.
6729 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6731 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6733 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6735 Implement light-weight DImode support.
6736 * config/avr/avr-dimode.md: New file.
6737 * config/avr/avr.md: Include it.
6738 (adjust_len): Add plus64, compare64.
6739 (HIDI): Remove code iterator.
6740 (code_stdname): New code attribute.
6741 (rotx, rotsmode): Remove DI.
6742 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6744 * config/avr/avr-protos.h (avr_have_dimode): New.
6745 (avr_out_plus64, avr_out_compare64): New.
6746 * config/avr/avr.c (avr_out_compare): Handle DImode.
6747 (avr_have_dimode): New variable definition and initialization.
6748 (avr_out_compare64, avr_out_plus64): New functions.
6749 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6750 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6751 (avr_compare_pattern): Skip DImode comparisons.
6753 2012-01-02 Revital Eres <revital.eres@linaro.org>
6755 * ddg.c (def_has_ccmode_p): New function.
6756 (add_cross_iteration_register_deps,
6757 create_ddg_dep_from_intra_loop_link): Call it.
6759 2012-01-02 Richard Guenther <rguenther@suse.de>
6762 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6764 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6766 * gcc.c (process_command): Update copyright notice dates.
6767 * gcov.c (print_version): Likewise.
6768 * gcov-dump.c (print_version): Likewise.
6769 * mips-tfile.c (main): Likewise.
6770 * mips-tdump.c (main): Likewise.
6772 2012-01-01 Ira Rosen <irar@il.ibm.com>
6774 PR tree-optimization/51704
6775 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6776 a use is inside the basic block or loop before accessing its vect info.
6778 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6780 PR rtl-optimization/51069
6781 * cfgloopmanip.c (remove_path): Removing path making irreducible
6782 region unconditional makes BB part of the region.
6784 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6786 PR tree-optimization/51683
6787 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6788 calls with side-effects.
6789 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6791 Copyright (C) 2012 Free Software Foundation, Inc.
6793 Copying and distribution of this file, with or without modification,
6794 are permitted in any medium without royalty provided the copyright
6795 notice and this notice are preserved.