1 2012-03-12 Tristan Gingold <gingold@adacore.com>
3 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
4 (ia64_function_arg_advance): Ditto.
6 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8 * config.gcc (mips*-*-openbsd*): Remove.
9 * config/mips/openbsd.h: Remove.
10 * config/mips/sdb.h: Remove.
12 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
13 * config/mips/mips.c (sdb_label_count): Remove.
14 (mips_debugger_offset): Remove #if 0 code.
15 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
16 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
18 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
22 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
23 Update binutils references.
24 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
25 Update binutils reference.
26 Update Sun as/GNU ld caveat.
27 Document binutils largefile requirement for LTO plugin.
28 Remove reference to alternate libpthread.
30 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
32 * config.gcc (alpha*-dec-osf5.1*): Remove.
33 * config.host (alpha*-dec-osf*): Remove.
34 * configure.ac (*-*-osf*): Remove.
35 (alpha*-dec-osf*): Remove.
36 * configure: Regenerate.
38 * config/alpha/host-osf.c, config/alpha/osf5.h,
39 config/alpha/osf5.opt, config/alpha/va_list.h, config/alpha/x-osf:
42 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
43 * config/alpha/alpha.c (struct machine_function): Update comment.
44 (alpha_start_function): Remove Tru64 UNIX as handling for
46 * config/alpha/alpha.md ("exception_receiver"): Remove
48 ("*exception_receiver_2"): Likewise.
49 * except.c (finish_eh_generation): Remove Tru64 reference.
50 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
51 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
52 * target.def (handle_pragma_extern_prefix): Remove.
54 * Makefile.in (mips-tfile.o-warn): Remove.
55 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
56 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
57 * mips-tdump.c, mips-tfile.c: Remove.
59 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
61 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
62 (Specific, alpha*-dec-osf5.1): Note removal.
63 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
65 * doc/tm.texi: Regenerate.
66 * doc/trouble.texi (Cross-Compiler Problems): Remove.
68 2012-03-12 Richard Guenther <rguenther@suse.de>
70 * config/arm/arm.c (neon_dereference_pointer): Do not call
71 covert during RTL expansion.
73 2012-03-12 Tristan Gingold <gingold@adacore.com>
75 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
76 Options. Mention -mpointer-size.
78 2012-03-12 Richard Guenther <rguenther@suse.de>
80 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
81 build_nonstandard_integer_type.
83 2012-03-12 Richard Guenther <rguenther@suse.de>
85 * tree.c (signed_or_unsigned_type_for): Use
86 build_nonstandard_integer_type.
87 (signed_type_for): Adjust documentation.
88 (unsigned_type_for): Likewise.
89 * tree-pretty-print.c (dump_generic_node): Use standard names
90 for non-standard integer types if available.
92 2012-03-12 Tristan Gingold <gingold@adacore.com>
94 * config/vms/vms.opt: Add vms-opts.h header.
95 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
97 (-mvms-return-codes): Document.
98 (-mpointer-size): New option.
99 (vms_pointer_size): Add enumeration.
100 * config/vms/vms-opts.h: New file.
101 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
102 __INITIAL_POINTER_SIZE.
103 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
104 (C_COMMON_OVERRIDE_OPTIONS): Define.
105 (DWARF2_ADDR_SIZE): Define.
106 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
107 * config/vms/vms-protos.h (vms_c_common_override_options):
109 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
110 if -mno-pointer-size.
111 (vms_c_common_override_options): New function.
112 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
113 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
114 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
115 and flag_vms_pointer_size.
116 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
117 * config.gcc (*-*-*vms*): Define xm_file.
118 (alpha*-dec-*vms*): Do not define xm_file.
119 (alpha64-dec-*vms*): Remove.
120 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
123 2012-03-12 Jakub Jelinek <jakub@redhat.com>
125 PR tree-optimization/51721
126 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
127 if (int) unsvar cmp CST.
129 2012-03-12 Richard Guenther <rguenther@suse.de>
131 * tree-sra.c (create_access_replacement): Only rename the
132 replacement if we can rewrite it into SSA form. Properly
133 mark register typed replacements that we cannot rewrite
134 with TREE_ADDRESSABLE.
135 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
136 for aggregate or BLKmode results.
138 2012-03-12 Jakub Jelinek <jakub@redhat.com>
140 PR tree-optimization/52533
141 * tree-vrp.c (register_edge_assert_for_2): Use double_int
142 type for mask, only handle shifts by non-zero in-range
143 shift count, for LE_EXPR and GT_EXPR if new_val is
144 maximum, don't add the assertion.
146 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
148 * doc/invoke.texi: Document -mrtm option.
149 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET):
151 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
152 (ix86_handle_option): Handle OPT_mrtm.
153 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
156 * i386-builtin-types.def (INT_FTYPE_VOID): New.
157 * config/i386/i386-c.c (ix86_target_macros_internal): Define
159 (ix86_target_string): Define -mrtm option.
161 (ix86_option_override_internal): Extend "corei7-avx" with
162 RTM option. Handle new option.
163 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
164 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
166 (bdesc_special_args): Ditto.
167 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
168 (ix86_expand_special_args_builtin): Handle new built-in type.
169 (ix86_expand_builtin): Handle XABORT instruction.
170 * config/i386/i386.h (TARGET_RTM): New.
171 * config/i386/i386.md (UNSPECV_XBEGIN): New.
172 (UNSPECV_XEND): Ditto.
173 (UNSPECV_XABORT): Ditto.
174 (UNSPECV_XTEST): Ditto.
181 * config/i386/i386.opt (mrtm): New.
182 * config/i386/immintrin.h: Include rtmintrin.h and
184 * config/i386/rtmintrin.h: New header.
185 * config/i386/xtestintrin.h: Ditto.
187 2012-03-12 Tristan Gingold <gingold@adacore.com>
189 * ginclude/stddef.h: Adjust previous patch. Use __VMS__ instead
192 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
194 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
195 Also convert sequences with CC setting arithmetic instruction.
197 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
199 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
200 from C Language Options to Preprocessor Options.
201 (C Dialect Options): Move -no-integrated-cpp documentation
203 (Preprocessor Options): ...to here. Rewrite the description
204 so it makes more sense, and remove discussion of merging
207 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
209 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
211 (ix86_expand_setmem): Likewise.
213 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
215 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
218 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
220 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
221 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
223 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
225 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
227 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
229 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
232 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
233 Uros Bizjak <ubizjak@gmail.com>
235 * config/i386/predicates.md (call_insn_operand): Allow
236 constant_call_address_operand in Pmode only.
237 (sibcall_insn_operand): Ditto.
238 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
239 (*call_vzeroupper): Ditto.
241 (*sibcall_vzeroupper): Ditto.
242 (*call_value): Ditto.
243 (*call_value_vzeroupper): Ditto.
244 (*sibcall_value): Ditto.
245 (*sibcall_value_vzeroupper): Ditto.
246 (*indirect_jump): Ditto.
247 (*tablejump_1): Ditto.
248 (indirect_jump): Convert memory address to word mode for TARGET_X32.
250 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
253 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
256 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
257 Use movrt_negc instead of negc pattern for non-SH2A.
259 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
261 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
263 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
264 if Pmode != word_mode.
265 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
266 Pmode == SImode for TARGET_X32.
268 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
269 (tls_initial_exec_x32): Likewise.
271 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
273 PR rtl-optimization/52528
274 * combine.c (can_combine_p): Add setting of subst_low_luid
275 before call to expand_field_assignment().
277 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
279 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
280 and related program names.
282 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
284 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
286 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
289 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
290 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
292 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
293 (*movdi_internal_rex64): Use %E operand modifier for lea.
294 (*movsi_internal): Ditto.
296 (*lea<mode>_2): Ditto.
297 (*lea_{3,4,5,6}_zext): Ditto.
298 (*tls_global_dynamic_32_gnu): Ditto.
299 (*tls_global_dynamic_64): Ditto.
300 (*tls_dynamic_gnu2_lea_32): Ditto.
301 (*tls_dynamic_gnu2_lea_64): Ditto.
302 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
304 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
306 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
307 redefine to be NULL if the current bit-size is different from the
310 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
311 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
312 set the default tuning. Add asserts to make sure the cpu and tune
313 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
314 test whether the index is set, instead of > 0.
315 (rs6000_file_start): Do not reset the default cpu if the current
316 bit-size is different from the configured bit-size.
318 2012-03-09 Tristan Gingold <gingold@adacore.com>
320 * config/vms/vms-crtlmap.map: Add comments.
321 Add entries needed to build Ada RTS.
323 2012-03-09 Tristan Gingold <gingold@adacore.com>
325 * ginclude/stddef.h: Do not define __size_t on VMS.
327 2012-03-09 Tristan Gingold <gingold@adacore.com>
329 * c-tree.h (c_default_pointer_mode): New variable.
330 * c-decl.c (c_default_pointer_mode): New variable.
331 (c_build_pointer_type): New function.
332 (grokdeclarator): Call c_build_pointer_type instead
333 of build_pointer_type.
335 * config/vms/vms-c.c: Include c-tree.h
336 (saved_pointer_mode): New variable.
337 (handle_pragma_pointer_size): New function.
338 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
339 (vms_c_register_pragma): Register __pointer_size and
340 __required_pointer_size pragmas.
342 2012-03-09 Tristan Gingold <gingold@adacore.com>
344 * config/vms/vms-c.c (vms_construct_include_filename): New function.
345 (vms_c_register_includes): Reference it.
347 2012-03-09 Andrew Pinski <apinski@cavium.com>
350 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
352 (tree_ssa_phiopt_worker): Go through all the PHIs for
353 value_replacement instead of just the singleton one.
354 (value_replacement): Change return type to int. Return 0 instead of
356 Allow the middle basic block to contain more than just the defining
358 Handle non empty middle basic blocks.
359 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
361 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
363 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
364 array reference and component reference.
365 (analyze_scalar_evolution_for_address_of): New.
367 2012-03-08 Jie Zhang <jzhang918@gmail.com>
370 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
371 (hwloop_pattern_reg): Fix set but not used warning.
372 (bfin_reorg_loops): Remove unused parameter.
373 (bfin_reorg): Update use of bfin_reorg_loops.
375 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
377 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
378 with integer parameters in registers.
379 (gen_push): Push register in word_mode instead of Pmode.
380 (ix86_emit_save_regs): Likewise.
381 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
382 (gen_pop): Pop register in word_mode instead of Pmode.
383 (ix86_emit_restore_regs_using_pop): Likewise.
384 (ix86_expand_prologue): Replace Pmode with word_mode for push
385 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
386 restore RAX and R10 in word_mode.
387 (ix86_emit_restore_regs_using_mov): Restore integer registers
389 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
391 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
392 (ix86_split_long_move): Likewise.
394 * config/i386/i386.md (W): New.
395 (*push<mode>2_prologue): Replace :P with :W.
396 (*pop<mode>1): Likewise.
397 (*pop<mode>1_epilogue): Likewise.
398 (push/pop peephole2): Use word_mode scratch registers.
400 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
402 * config/i386/predicates.md (indirect_branch_operand): Simplify.
404 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
406 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
407 for constants in [-63,63].
409 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
413 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
415 * config/i386/i386.c (ix86_print_operand_address): Only handle
416 zero-extended DImode addresses.
418 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
420 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
421 * configure: Regenerate.
423 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
426 * config/avr/avr.c (avr_mem_clobber): New static function.
427 (avr_expand_delay_cycles): Add memory clobber operand to
428 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
429 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
430 (enable_interrupt, disable_interrupt): New expander.
431 (nopv, sleep, wdr): New expanders.
432 (delay_cycles_1): Add memory clobber.
433 (delay_cycles_2): Add memory clobber.
434 (delay_cycles_3): Add memory clobber.
435 (delay_cycles_4): Add memory clobber.
436 (cli_sei): New insn from former "enable_interrupt",
437 "disable_interrupt" with memory clobber.
438 (*wdt): New insn from former "wdt" with memory clobber.
439 (*nopv): Similar, but for "nopv".
440 (*sleep): Similar, but for "sleep".
442 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
443 Kaz Kojima <kkojima@gcc.gnu.org>
446 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
447 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
448 (SUBTARGET_OVERRIDE_OPTIONS): Define.
450 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
452 * config/i386/predicates.md (x86_64_zext_general_operand): New.
453 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
454 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
456 2012-03-07 Walter Lee <walt@tilera.com>
458 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
459 REG_CFA_* notes for the stack pointer.
460 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
461 EH_RETURN_STACKADJ_RTX.
462 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
463 generate REG_CFA_* notes for the stack pointer.
464 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
465 by EH_RETURN_STACKADJ_RTX.
467 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
469 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
470 when __AVR_3_BYTE_PC__ is defined.
472 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
475 (ix86_print_operand): Handle '^'.
476 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
477 using P mode iterator. Add %^ to asm template to conditionally emit
479 (*rep_movdi_rex64): Ditto.
480 (*strsetdi_rex_1): Ditto.
481 (*rep_stosdi_rex64): Ditto.
482 (*strmov{si,hi,qi}_1): Add %^ to asm template to
483 conditionally emit addr32 prefix.
484 (*rep_mov{si,qi}): Ditto.
485 (*strset{si,hi,qi}): Ditto.
486 (*rep_stos{si,qi}): Ditto.
487 (*cmpstrnqi_nz_1): Ditto.
488 (*cmpstrnqi_1): Ditto.
489 (*strlenqi_1): Ditto.
491 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
493 * config/i386/i386.c (function_value_64): Return pointers in
494 word_mode instead of Pmode.
495 (ix86_promote_function_mode): Likewise.
497 2012-03-07 Richard Guenther <rguenther@suse.de>
499 * coverage.c (get_gcov_type): Use type_for_mode.
500 (get_gcov_unsigned_t): Likewise.
501 * expr.c (store_constructor): Use type_for_mode.
502 (try_casesi): Likewise.
503 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
504 (add_standard_iv_candidates): Use standard type trees.
505 * dojump.c (do_jump): Remove dead code.
507 2012-03-07 Richard Guenther <rguenther@suse.de>
509 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
511 2012-03-07 Richard Guenther <rguenther@suse.de>
513 * convert.c (strip_float_extensions): Move ...
514 * tree.c (strip_float_extensions): ... here.
516 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
519 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
521 2012-03-07 Richard Guenther <rguenther@suse.de>
523 * omp-low.c (extract_omp_for_data): Use signed_type_for.
524 (expand_omp_for_generic): Likewise.
525 (expand_omp_for_static_nochunk): Likewise.
526 (expand_omp_for_static_chunk): Likewise.
527 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
528 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
529 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
530 Use unsigned_type_for.
531 (vect_create_cond_for_align_checks): Use signed_type_for.
533 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
535 PR rtl-optimization/52203
536 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
537 all callers to pass NULL except ...
538 (reset_sched_cycles_in_current_ebb): ... here, save the value
539 in new variable 'empty'. Increase issue_rate only for
542 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
545 * Makefile.in: Let install-gcc-ar depend on installdirs,
546 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
547 Don't double canonicalize if cross-compiling.
549 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
552 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
553 to: RAMPZ, RAMPY, RAMPX, RAMPD.
554 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
556 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
559 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
561 * config/avr/avr.md (xload_8): Adjust insn length.
563 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
566 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
567 if RAMPZ affects reading from RAM.
569 2012-03-07 Richard Guenther <rguenther@suse.de>
573 * doc/invoke.texi (Precompiled Headers): Remove sentence that
574 suggests you can include PCHs from inside another header.
576 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
579 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
581 2012-03-07 Kai Tietz <ktietz@redhat.com>
583 * doc/invoke.texi (fwritable-relocated-rdata): Document
584 new Cygwin/MinGW target option.
585 * config/i386/winnt.c (i386_pe_unique_section): Ignore
586 reloc if flag -fwritable-relocated-rdata is not set.
587 (i386_pe_section_type_flags): Likewise.
588 * config/i386/cygming.opt (fwritable-relocated-rdata):
589 Add new flag variable flag_writable_rel_rdata.
591 2012-03-07 Richard Guenther <rguenther@suse.de>
593 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
594 precision against gimple constraints.
596 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
599 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
601 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
602 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
604 (init_emit_regs): Move associated initialization to...
605 (init_emit_once): ...here.
607 2012-03-06 Richard Henderson <rth@redhat.com>
609 * config/m68k/m68k.h (ISA_HAS_TAS): New.
610 * config/m68k/sync.md (atomic_test_and_set): Use it.
611 (atomic_test_and_set_1): Likewise.
613 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
616 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
617 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
618 (vector_ltgt<mode>): Likewise.
619 (vector_ordered<mode>): Likewise.
620 (vector_unordered<mode>): Likewise.
621 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
623 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
625 * trans-mem.c: New typedef for tm_region_p.
626 Define vector types for tm_region_p.
627 (tm_region_init): Replace region_worklist to a vector called
630 2012-03-06 Richard Guenther <rguenther@suse.de>
632 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
633 MEM_REF with constant pointer operand.
635 2012-03-06 Richard Guenther <rguenther@suse.de>
638 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
640 2012-03-06 Tristan Gingold <gingold@adacore.com>
642 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
643 (external_model_kind): Improve documentation.
644 (vms_pragma_extern_model): Handle relaxed_redef.
645 (vms_c_register_pragma): Allow expansion for nomember_alignment.
647 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
649 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
650 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
651 Some more notes on EIND usage and reorder EIND subsection.
653 2012-03-06 Tristan Gingold <gingold@adacore.com>
655 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
656 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
658 2012-03-06 Tristan Gingold <gingold@adacore.com>
660 * config/vms/t-vmsnative (version): Define.
661 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
663 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
665 PR rtl-optimization/52250
666 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
667 to put note list into. Unconditionally call move_bb_info.
668 (move_bb_info): Do not assert the blocks being in the same region,
669 just drop the note list if they are not.
671 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
674 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
675 and use unified expansion logic.
676 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
677 closer to the existing movt insn.
678 (negc): Rename insn to *negc. Add new expander.
679 (movnegt): Use xor pattern for T bit negation. Reserve helper
680 constant for negc pattern.
681 (*movnegt): New insn and splitter.
683 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
685 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
688 2012-03-05 Richard Henderson <rth@redhat.com>
690 * genemit.c (main): Include "target.h" in insn-emit.c.
691 * Makefile.in (insn-emit.o): Depend on TARGET_H.
692 * config/sh/sync.md (atomic_test_and_set): Reference
693 targetm.atomic_test_and_set_trueval instead of
694 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
696 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
698 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
701 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
703 * langhooks.c (add_builtin_type): New function.
704 * langhooks.h (add_builtin_type): Export it.
705 * config/mep/mep.c (mep_init_builtins): Use it.
706 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
708 2012-03-05 Jakub Jelinek <jakub@redhat.com>
711 * tree.h (BLOCK_SAME_RANGE): Define.
712 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
713 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
714 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
715 isn't equal to supercontext fragment's fragment chain.
716 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
718 (blocks_nreverse_all): Likewise.
719 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
720 BLOCK_SUPERCONTEXT to supercontext fragment instead of
721 supercontext fragment's fragment origin.
722 * dwarf2out.c (add_high_low_attributes): If stmt has the same
723 range as its parent (or parents thereof etc.), use the parent's
724 DW_AT_ranges value instead of creating a new .debug_ranges range.
726 2012-03-05 Richard Henderson <rth@redhat.com>
729 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
730 * omp-low.c (expand_omp_atomic): Assume anything aligned to
731 BIGGEST_ALIGNMENT is aligned.
733 2012-03-05 Richard Henderson <rth@redhat.com>
735 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
736 * config/sh/sh.c: ... here.
738 2012-03-05 Richard Henderson <rth@redhat.com>
741 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
742 instead of calling negqi2 directly.
744 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
747 * trans-mem.c (tm_region_init): Use last_basic_block.
749 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
751 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
752 * config/sh/sync.md (atomic_test_and_set): New expander.
753 (tasb, atomic_test_and_set_soft): New insns.
754 * config/sh/sh.opt (menable-tas): New option.
755 * doc/invoke.texi (SH Options): Document it.
757 2012-03-05 Richard Guenther <rguenther@suse.de>
759 * cfgloop.c (verify_loop_structure): Verify dominators before
761 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
762 dominators from here.
763 * graphite-scop-detection.c (create_sese_edges): Likewise.
764 * loop-doloop.c (doloop_optimize_loops): Likewise.
765 * loop-init.c (loop_optimizer_init): Likewise.
766 * loop-unroll.c (unroll_and_peel_loops): Likewise.
767 * loop-unswitch.c (unswitch_loops): Likewise.
768 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
769 * tree-parloops.c (parallelize_loops): Likewise. Verify
770 only when checking is enabled.
771 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
773 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
775 * genautomata.c (parse_automata_opt): New static function.
776 (initiate_automaton_gen): Remove all option handling code. Remove
777 argc argument. All callers changed.
778 (main): Call init_rtx_reader_args_cb with the new function as argument.
780 2012-03-05 Richard Guenther <rguenther@suse.de>
782 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
783 * tree-if-conv.c (combine_blocks): Free post-dominator info
785 * tree-parloops.c (create_parallel_loop): Free and re-compute
786 dominator info after breaking it.
788 2012-03-05 Richard Guenther <rguenther@suse.de>
791 * optabs.h (trapv_unoptab_p): New function.
792 (trapv_binoptab_p): Likewise.
793 * optabs.c (expand_binop): Use emit_libcall_block_1 with
794 a proper equiv_may_trap argument.
795 (expand_unop): Likewise.
796 (emit_libcall_block_1): Take extra argument whether the
797 instruction may trap. Renamed from ...
798 (emit_libcall_block): ... this. New wrapper.
800 2012-03-05 Jakub Jelinek <jakub@redhat.com>
802 PR tree-optimization/51721
803 * tree-vrp.c (register_edge_assert_for_2): If comparing
804 lhs of right shift by constant with an integer constant,
805 add ASSERT_EXPRs for the rhs1 of the right shift.
807 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
809 2012-03-05 Richard Guenther <rguenther@suse.de>
811 * tree.c (integer_zerop): Handle VECTOR_CSTs.
812 (integer_onep): Likewise.
813 (integer_all_onesp): Likewise.
815 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
817 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
819 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
821 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
822 instead of TARGET_64BIT.
824 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
826 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
829 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
831 * config/i386/i386.c (ix86_print_operand_address): Only handle
832 zero-extended DImode addresses.
834 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
836 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
837 taken and cputaken as bool.
839 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
841 * config/i386/constraints.md (Ya): New internal constraint.
842 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
843 (*zero_extendsidi2_rex64): Add x,x alternative.
844 (*zero_extendsidi2): Ditto. Add o,0 alternative.
845 Remove flags reg clobber. Adjust corresponding splits.
846 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
847 zero_extendqisi2 expanders using SWI12 mode iterator.
848 (zero_extend<mode>si2_and): Macroize insn from
849 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
851 (*zero_extend<mode>si2): Macroize insn from
852 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
853 (*zero_extend*2_movzbl_and): Remove insn patterns.
854 (zero_extendqihi2_and): Merge corresponding splitter.
855 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
856 (*zero_extend*2_movzbl_and): Remove insn patterns.
857 (*anddi_1): Split TYPE_IMOVX instructions.
858 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
860 (and->zext splitter): Add splitter pattern.
861 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
863 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
865 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
867 (Debugging Options): Likewise.
868 (Optimize Options): Likewise.
869 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
870 with other architectures. Use official processor names with correct
871 spelling/capitalization. Fix formatting and grammar issues.
872 (i386 and x86-64 Windows Options): Similar cleanup here.
874 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
876 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
878 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
880 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
883 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
885 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
886 operand is CONST_INT. Take COSTS_N_INSNS into account.
887 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
890 2012-03-02 Richard Henderson <rth@redhat.com>
892 * optabs.c (expand_atomic_test_and_set): Honor
893 atomic_test_and_set_trueval even when atomic_test_and_set
896 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
900 * config/sh/sh.c (sh_register_move_cost): Increase cost between
901 GENERAL_REGS and FP_REGS for SImode.
903 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
906 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
907 (absdi2): New expander.
908 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
910 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
912 * config/sh/sync.md (atomic_exchange<mode>): New expander.
913 (atomic_exchange<mode>_soft): New insn.
915 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
917 * config/sh/sync.md: Update copyright notice dates.
918 (atomic_compare_and_swap<mode>): Use SImode for return value instead
920 (atomic_compare_and_swap<mode>_soft): Likewise.
922 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
925 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
926 * config/sh/sh.c: Update copyright notice dates.
927 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
928 alignment for TARGET_HARD_SH4.
929 (sh_option_override): Reduce default function alignment. Set
930 loop alignment to 4 bytes when not optimizing for size.
932 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
935 * doc/invoke.texi (floop-flatten): Remove.
936 * toplev.c (process_options): Remove references to flag_loop_flatten.
937 * tree-ssa-loop.c (gate_graphite_transform): Same.
938 * common.opt (floop-flatten): Obsolete.
939 * graphite-poly.c (apply_poly_transforms): Remove reference to
941 * Makefile.in (graphite-flattening.o): Remove.
942 * graphite-flattening.c: Remove.
944 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
946 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
947 having mode compatible with the mode of previous compare. Substitute
948 compare mode of previous compare with the mode, compatible
949 with eliminated and previous compare.
951 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
953 * config/rs6000/dfp.md (floatdidd2): New define_insn.
955 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
957 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
958 compatible with CCGOCmode and CCGCmode.
960 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
962 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
964 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
966 * config/arm/arm.c (arm_sat_operator_match): New function.
967 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
968 * config/arm/arm.md ("insn" attribute): Add "sat" value.
969 ("SAT", "SATrev"): New code iterators.
970 ("SATlo", "SAThi"): New code iterator attributes.
971 ("*satsi_<SAT:code>"): New pattern.
972 ("*satsi_<SAT:code>_shift"): Likewise.
973 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
974 and "shift" attributes.
975 ("arm_usatsihi"): Add "insn" attribute.
976 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
977 by powers of two. Do not allow shift by 32.
979 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
982 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
983 to pass the argument in the register of "natural" mode.
985 2012-03-02 Richard Guenther <rguenther@suse.de>
987 PR tree-optimization/52406
988 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
989 (struct indices): Add unconstrained_base member.
990 (struct dr_alias): Remove unused vops member.
991 (DR_UNCONSTRAINED_BASE): New define.
992 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
993 add indices to allow their disambiguation. Make DR_BASE_OBJECT
994 be an artificial access that covers the whole indexed object,
995 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
996 plain decl base-objects to their MEM_REF variant.
997 (dr_may_alias_p): When the base-object of either data reference
998 has unknown size use only points-to information.
999 (compute_affine_dependence): Make dumps easier to read and
1001 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1002 DR_REF when looking for packed references.
1003 (vect_supportable_dr_alignment): Likewise.
1005 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
1007 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
1008 Improve conditions for peepholes of loads followed by commutative
1010 * config/arm/ldmstm.md: Regenerated.
1012 2012-03-02 Richard Guenther <rguenther@suse.de>
1014 * BASE-VER: Set to 4.8.0.
1016 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1018 * config.gcc (obsolete): Add all ARM targets using the FPA.
1019 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1020 * doc/install.texi: Avoid references to obsolete ARM ports.
1022 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1024 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1026 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1027 Joern Rennecke <joern.rennecke@embecosm.com>
1029 * doc/extend.texi: Expand and update information on interrupt
1030 attribute for Epiphany.
1032 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1034 * config/sh/sh-protos.h: Update copyright notice dates.
1035 * config/sh/sh.h: Likewise.
1036 * config/sh/sh.md: Likewise.
1037 * config/sh/constraints.md: Likewise.
1038 * config/sh/predicates.md: Likewise.
1040 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1042 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1043 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1045 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1047 * config/sh/constraints.md: Fix comment typo.
1049 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1052 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1053 unsigned HOST_WIDE_INT.
1054 (zvdep_imm64): Likewise.
1055 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1056 (vdepi_and): Likewise.
1057 Likewise for unamed 64-bit patterns.
1058 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1060 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1063 PR rtl-optimization/52417
1064 * cselib.c (cselib_any_perm_equivs): New variable.
1065 (cselib_reset_table): Check that it's not set when not
1066 preserving constants.
1067 (cselib_add_permanent_equiv): Set it.
1068 (cselib_have_permanent_equivalences): New.
1069 (cselib_init, cselib_finish): Reset it.
1070 * cselib.h (cselib_have_permanent_equivalences): Declare.
1071 * alias.c (get_addr): Restore earlier behavior when there
1072 aren't permanent equivalences.
1074 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1076 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1077 * config/v850/v850-modes.def: Fix copyright notice.
1079 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1081 * doc/extend.texi (AVR Built-in Functions): Document
1082 __builtin_avr_flash_segment.
1084 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1085 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1086 (*split.flash_segment): New insn-and-split.
1087 * config/avr/avr.c (avr_init_builtins): Add local variables:
1088 const_memx_void_node, const_memx_ptr_type_node,
1089 char_ftype_const_memx_ptr.
1091 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1093 PR tree-optimization/52445
1094 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1095 add ssa_name_ver, offset and size fields and change store field
1097 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1098 (add_or_mark_expr): Likewise. Only consider previous stores
1099 with the same size and offset.
1100 (nt_init_block): Only look at gimple_assign_single_p stmts,
1101 doesn't look at rhs2.
1103 2012-03-01 Richard Guenther <rguenther@suse.de>
1106 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1107 conversions from integral types to pointer types.
1109 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1111 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1112 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1113 unintentionally removed in r184616.
1115 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1117 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1120 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1121 Uros Bizjak <ubizjak@gmail.com>
1124 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1125 alternatives, add "e" constraint to the new last alternative
1126 and ! to last 3 alternatives.
1128 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1130 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1131 DW_AT_artificial attributes at the end of the processing.
1132 (gen_array_type_die): Likewise.
1133 (gen_enumeration_type_die): Likewise.
1134 (gen_struct_or_union_type_die): Likewise.
1135 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1138 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1141 * expr.c (expand_assignment): If doing misaligned store that doesn't
1142 cover all mode bits, perform a RMW cycle.
1144 PR tree-optimization/52429
1145 * tree-parloops.c (separate_decls_in_region_debug): Return early
1146 if var is LABEL_DECL.
1148 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1150 PR tree-optimization/52424
1151 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1152 calling dom_thread_across_edge.
1154 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1156 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1158 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1160 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1161 * config/avr/avr.c (avr_output_bld): Remove unused function.
1162 (avr_out_sbxx_branch): Use "%T" to print bit position.
1164 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1166 * config/avr/avr.md: Untabify.
1168 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1170 * config/avr/avr.md (eqne): New code iterator.
1171 (*dec-and-branchsi): Use it in text peephole's condition.
1172 (*dec-and-branchhi): Ditto.
1173 (*dec-and-branchqi): Ditto.
1175 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1178 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1179 the device does not have the skip-bug.
1181 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1183 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1184 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1185 -mpretend-cmove): New.
1187 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1190 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1191 doesn't count DEBUG_INSN refs.
1192 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1193 for DEBUG_INSN refs.
1195 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1199 2012-02-20 Richard Guenther <rguenther@suse.de>
1200 PR tree-optimization/52298
1201 * tree-vect-stmts.c (vectorizable_load): Properly use
1202 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1205 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
1208 * gimple.h (gimple_in_transaction): New.
1209 (gimple_set_in_transaction): New.
1210 (struct gimple_statement_base): Add in_transaction field.
1211 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1213 (tree_ssa_lim_initialize): Compute transaction bits.
1214 * tree.h (compute_transaction_bits): Protoize.
1215 * trans-mem.c (tm_region_init): Use the heap to store BB
1217 (compute_transaction_bits): New.
1219 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1221 * gcc.c (display_help): Document --help=common and sort entries
1224 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1226 * doc/install.texi: Document check-$LANG specific shortcuts
1228 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1231 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1233 * config/arm/arm_neon.h: Regenerate.
1234 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1235 (neon_vcgeu): New insn.
1236 (neon_vcgtu): Likewise.
1237 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1238 (ops): Unsigned comparison intrinsics call a different builtin.
1240 2012-02-28 Richard Guenther <rguenther@suse.de>
1243 * config/i386/i386.c (ix86_expand_vector_set): Fix element
1244 ordering for the VEC_CONCAT for two element vectors for
1245 V2SFmode, V2SImode and V2DImode.
1247 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1250 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1251 detecting big-endian triplets.
1253 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
1255 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1256 mode if there is no type information available.
1258 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
1260 PR tree-optimization/53207
1261 * doc/invoke.texi: Document as experimental and relying on graphite.
1263 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1265 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1266 of initializer to changes from r184614.
1268 2012-02-28 Richard Guenther <rguenther@suse.de>
1270 PR tree-optimization/52395
1271 * tree-sra.c (build_ref_for_offset): Also look at the base
1272 TYPE_ALIGN when figuring out the alignment of the replacement.
1274 2012-02-28 Richard Guenther <rguenther@suse.de>
1276 PR tree-optimization/52402
1277 * ipa-prop.c (ipa_modify_call_arguments): Properly use
1278 mis-aligned types when creating the accesses at the call site.
1280 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1282 * config/avr/builtins.def: New file.
1283 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1284 * config/avr/avr.c (enum avr_builtin_id): Use it.
1285 (avr_init_builtins): Use it. And use avr_bdesc.
1286 (bdesc_1arg): Remove.
1287 (bdesc_2arg): Remove.
1288 (bdesc_3arg): Remove.
1289 (struct avr_builtin_description): Add field n_args.
1290 (avr_bdesc): New static variable using builtins.def.
1291 (avr_expand_builtin): Use it.
1292 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1293 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1294 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1296 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1299 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1300 match only one single hard register with respective hard reg rtx.
1301 (movmemx_<mode>): Ditto.
1302 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1303 insn anatomy of movmem[x]_<mode>.
1304 (avr_out_movmem): Same for printing assembler and operand usage.
1306 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
1310 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1311 address spaces located outside of device flash.
1313 * config/avr/avr.h (base_arch_s): Remove field n_segments.
1314 (mcu_type_s): Add field n_flash.
1315 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1316 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1317 (AVR_MCU): Add N_FLASH argument.
1318 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1319 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1320 macro __FLASH<n> if that address space makes sense for the device.
1321 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1322 outside of target flash.
1323 (avr_asm_named_section): Ditto.
1324 (avr_asm_select_section): Ditto.
1325 (avr_addr_space_convert): Ditto.
1326 (avr_emit_movmemhi): Ditto.
1327 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1328 address space is outside of device flash.
1329 (avr_insert_attributes): Ditto.
1330 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1331 avr_current_arch->n_segments.
1333 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
1336 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
1337 (*movabs<mode>_2): Likewise.
1339 2012-02-27 Jakub Jelinek <jakub@redhat.com>
1342 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1343 s_register_operand in the test instead of REG_P. Don't call
1344 gen_reg_rtx if it won't be used.
1346 PR tree-optimization/52376
1347 * ipa-split.c (split_function): Ignore CLOBBER stmts.
1349 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
1351 * ifcvt.c (noce_get_condition): Check condition variable is not
1352 small_register_classes_for_mode_p before accepting.
1354 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1358 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1361 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1362 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1364 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1366 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
1368 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1370 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
1372 * config/sh/predicates.md: Remove blank lines.
1373 * config/sh/sh.c: Fix typos in comments.
1374 * config/sh/constraints.md: Likewise.
1375 * config/sh/sh.md: Remove blank lines.
1376 Fix typos in comments. Use ;; as comment characters.
1378 2012-02-26 Walter Lee <walt@tilera.com>
1380 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1381 (replace_mov_pcrel_step2): Ditto.
1383 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
1386 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1387 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
1388 and locs that reference values newer than the non-canonical value
1389 at hand. Return the canonical value as a worst case.
1390 (memrefs_conflict_p): Walk canonical value's locs.
1393 * cselib.c (preserve_only_constants): Rename to...
1394 (preserve_constants_and_equivs): ... this. Split out...
1395 (invariant_or_equiv_p): ... this. Preserve plus expressions
1396 of other preserved expressions too.
1397 (cselib_reset_table): Adjust.
1398 * var-tracking.c (reverse_op): Use canonical value to build
1401 2012-02-23 Kai Tietz <ktietz@redhat.com>
1403 * config/i386/i386.c (ix86_delegitimize_address): Handle
1404 UNSPEC_PCREL plus displacement.
1406 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
1409 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1410 to test for unusedness in st X addressing.
1412 2012-02-24 Richard Guenther <rguenther@suse.de>
1415 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1416 (is_gimple_reg_type): Move inline ...
1417 * gimple.h (is_gimple_reg_type): ... here.
1419 2012-02-24 Richard Guenther <rguenther@suse.de>
1422 * passes.c (execute_function_todo): When verifying SSA form
1423 verify gimple form first.
1424 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1426 2012-02-24 Richard Guenther <rguenther@suse.de>
1429 * fold-const.c (fold_addr_of_array_ref_difference): New function.
1430 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1432 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1434 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1436 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1438 * tree-phinodes.c (make_phi_node): Mark static.
1439 * tree-flow.h (make_phi_node): Remove extern decl.
1440 * doc/gimple.texi (make_phi_node): Remove documentation.
1442 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1444 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1445 * tree-ssa-sccvn.c (print_scc): Ditto.
1447 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1449 * doc/passes.texi (Full redundancy elimination): Fix typo.
1451 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1453 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1455 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
1458 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1460 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
1463 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1465 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
1467 * config/avr/avr.md (code_stdname): Add ior, xor.
1468 (xior): New code iterator.
1469 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1470 (*<code_stdname><mode>qi.byte1-3): Ditto.
1472 2012-02-23 Jakub Jelinek <jakub@redhat.com>
1474 PR tree-optimization/52019
1475 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1478 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1480 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1481 HAVE_INITFINI_ARRAY to work around namespace pollution in
1482 certain versions of newlib system headers.
1483 * config.in: Regenerate.
1484 * configure: Regenerate.
1485 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1486 instead of HAVE_INITFINI_ARRAY.
1488 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
1491 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1492 is not offsettable memory reference.
1494 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1497 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1498 setting avr_need_clear_bss_p for __gnu_lto* symbols.
1500 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1502 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1503 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1505 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1507 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1508 library on Solaris 8 even without TLS support.
1509 * configure: Regenerate.
1511 2012-02-22 Richard Guenther <rguenther@suse.de>
1514 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
1515 for GIMPLE_DEBUG stmts.
1517 2012-02-22 Martin Jambor <mjambor@suse.cz>
1520 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
1521 according to the base object.
1523 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
1525 PR rtl-optimization/50063
1526 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
1527 and 2 (8-bit SP) in operand 2.
1528 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
1529 setup to use movhi_sp_r instead of vanilla move to write SP.
1530 Adjust REG_CFA notes to superseed unspec.
1531 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
1533 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
1534 known to be off) only with TARGET_NO_INTERRUPTS. Never use
1535 irq_state 1 (IRQ known to be on) here.
1537 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
1539 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
1541 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
1542 assign_hard_reg): Likewise.
1544 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1546 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
1548 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1551 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
1552 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
1554 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
1556 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
1557 prototype from here to...
1558 * config/avr/avr.h: ...here.
1560 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
1563 * thumb2.md (thumb2_shiftsi3_short): Split register and
1564 immediate shifts. For register shifts tie operands 0 and 1.
1565 (peephole2 for above): Check that register-controlled shifts
1566 have suitably tied operands.
1568 2012-02-21 Quentin Neill <quentin.neill@amd.com>
1571 * config/i386/bdver1.md (bdver1_call, bdver1_push,
1572 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
1573 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
1574 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
1575 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
1576 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
1577 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
1578 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
1579 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
1580 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
1581 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
1582 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
1583 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
1584 bdver1_ssevector_avx256_unaligned_load,
1585 bdver1_ssevector_sse128_unaligned_load,
1586 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
1587 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
1588 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
1589 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
1590 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
1591 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
1592 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
1593 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
1594 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
1595 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
1596 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
1597 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
1598 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
1599 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
1600 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
1601 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
1602 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
1603 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
1604 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
1605 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
1606 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
1607 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
1608 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
1609 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
1610 bdver1_ssediv_double_load, bdver1_ssediv_double,
1611 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
1612 Add "bdver2" attribute.
1614 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1616 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
1617 default if possible and not specified otherwise.
1619 2012-02-21 Richard Guenther <rguenther@suse.de>
1622 * gimplify.c (create_tmp_from_val): Use the main variant type
1623 for the type of the temporary we create.
1625 2012-02-21 Richard Guenther <rguenther@suse.de>
1627 PR tree-optimization/52324
1628 * gimplify.c (gimplify_expr): When re-gimplifying expressions
1629 do not gimplify a MEM_REF address operand if it is already
1632 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1634 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
1635 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
1637 2012-02-21 Richard Guenther <rguenther@suse.de>
1639 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
1640 nested_in_vect_loop.
1642 2012-02-21 Jakub Jelinek <jakub@redhat.com>
1644 PR tree-optimization/52318
1645 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
1646 vdef also to non-pure/const call stmts in the sequence.
1648 2012-02-21 Tristan Gingold <gingold@adacore.com>
1650 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
1652 2012-02-20 David S. Miller <davem@davemloft.net>
1654 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
1655 don't use the "rd %pc" instruction on v9 for PIC register loads.
1657 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
1660 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
1661 in a transaction safe function.
1663 2012-02-20 Kai Tietz <ktietz@redhat.com>
1666 * stor-layout.c (place_field): Handle desired_align for
1669 2012-02-20 Richard Guenther <rguenther@suse.de>
1671 PR tree-optimization/52298
1672 * tree-vect-stmts.c (vectorizable_store): Properly use
1673 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1675 (vectorizable_load): Likewise.
1676 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
1677 Access DR_STEP after ensuring it is not NULL.
1679 2012-02-20 Jakub Jelinek <jakub@redhat.com>
1681 PR tree-optimization/52286
1682 * fold-const.c (fold_binary_loc): For (X & C1) | C2
1683 optimization use double_int_to_tree instead of build_int_cst_wide,
1684 rewrite to use double_int vars.
1686 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1689 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
1691 Remove -e 0 from $gcc_cv_ld invocation.
1692 Only use __GLIBC_PREREQ if defined.
1693 Enable on Solaris since Solaris 8 patch.
1694 (gcc_SUN_LD_VERSION): New macro.
1695 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
1696 gcc_SUN_LD_VERSION for version number format.
1697 * configure: Regenerate.
1698 * varasm.c (get_elf_initfini_array_priority_section): Set
1699 SECTION_NOTYPE for non-default priority.
1700 Use get_section instead of get_unnamed_section to emit
1701 .init_array/.fini_array with default priority.
1703 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1705 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
1706 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
1707 (mips_start_unique_function, mips_output_mips16_rdhwr)
1708 (mips_code_end): New functions.
1709 (TARGET_ASM_CODE_END): Define.
1711 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
1713 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
1714 to stubs with non-sibling calls.
1716 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
1718 * doc/invoke.texi (-fira-* options): Copy-edit.
1719 (ira-* parameters): Copy-edit.
1721 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1723 * doc/invoke.texi: Minor copy-edits to bring into conformance with
1724 GCC coding conventions.
1726 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
1728 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
1729 when used as adjectives.
1731 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
1733 * doc/invoke.texi: Clean up "that"/"which" confusion.
1735 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
1737 * system.h: Poison SMALL_REGISTER_CLASSES
1738 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
1739 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
1741 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1743 PR tree-optimization/52285
1744 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
1745 when deciding if a call is a tail call or tail recursion.
1747 2012-02-16 Kai Tietz <ktietz@redhat.com>
1749 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
1750 interger-constant displacement for UNSPEC_PCREL.
1752 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1754 PR rtl-optimization/52208
1755 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
1756 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
1758 PR tree-optimization/52255
1759 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
1760 loop->header has virtual PHI, but exit_e->dest doesn't, add
1761 virtual PHI to exit_e->dest and adjust all uses after the loop.
1764 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
1765 children with clone_tree_hash, not after it.
1767 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
1769 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
1770 extended identifiers.
1772 2012-02-16 Jakub Jelinek <jakub@redhat.com>
1775 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
1776 a same_body_alias, also test whether e->callee isn't a former
1777 or current clone of the decl this is a same body alias of.
1779 PR translation/52264
1780 * cgraphunit.c (verify_cgraph_node): Fix a typo.
1782 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
1784 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
1786 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1789 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
1790 force_reg instead of copy_to_reg for better optimization. Force
1791 non-register or memory operands into a register.
1793 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
1795 * extend.texi: Reserve upper bits of memory model for future use.
1797 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
1798 Anatoly Sokolov <aesok@post.ru>
1799 Eric Weddington <eric.weddington@atmel.com>
1802 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
1803 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
1804 Rewrite initializers for .macro.
1805 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
1806 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
1807 atxmega32d4, atxmega32x1.
1808 avrxmega4: atxmega64a3, atxmega64d3.
1809 avrxmega5: atxmega64a1, atxmega64a1u.
1810 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
1811 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
1812 avrxmega7: atxmega128a1, atxmega128a1u.
1813 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
1814 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
1815 (struct base_arch_s): Rename reserved to xmega_p.
1816 Rename reserved2 to have_rampd.
1817 (AVR_XMEGA): New define.
1818 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
1819 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
1820 * config/avr/predicates.md (io_address_operand): Take into
1822 (low_io_address_operand): Ditto.
1823 (high_io_address_operand): Ditto.
1824 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
1825 (enabled, movhi_sp_r): Use them.
1826 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
1827 cpp_define_formatted to built-in define __AVR_ARCH__.
1828 (__AVR_XMEGA__): New built-in define.
1829 (__AVR_HAVE_RAMPD__): New built-in define.
1830 (__AVR_HAVE_RAMPX__): New built-in define.
1831 (__AVR_HAVE_RAMPY__): New built-in define.
1832 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
1834 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
1835 (avr_option_override): Initialize them.
1836 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
1837 (avr_init_expanders): Initialize them. No more block several calls.
1838 (emit_push_sfr): New static function.
1839 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
1841 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
1842 (avr_print_operand): Print addreeses as symbols for
1843 RAMPX, RAMPY, RAMPD, CCP.
1844 (output_movhi): Handle AVR_XMEGA when writing to SP.
1845 (avr_out_movhi_mr_r_xmega): New static function.
1846 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
1847 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
1848 __RAMPD__, __CCP__ as needed.
1850 * config/avr/multilib.h: Regenerate.
1851 * config/avr/t-multilib: Regenerate.
1852 * config/avr/avr-tables.opt: Regenerate.
1854 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
1856 PR tree-optimization/50561
1857 * graphite-flattening.c (lst_project_loop): Do not
1858 remove old scattering dimensions after flattening.
1859 (lst_do_flatten): Likewise.
1861 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
1863 * doc/extend.texi (AVR Built-in Functions): Remove doc for
1864 __builtin_avr_map8, __builtin_avr_map16.
1865 Document __builtin_avr_insert_bits.
1867 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
1868 (insert_bits): New insn.
1869 (adjust_len.map_bits): Rename to insert_bits.
1870 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
1871 * avr-protos.h (avr_out_map_bits): Remove.
1872 (avr_out_insert_bits, avr_has_nibble_0xf): New.
1873 * config/avr/constraints.md (Cxf,C0f): New.
1874 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1875 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1876 New built-in define __BUILTIN_AVR_INSERT_BITS.
1877 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1878 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1879 (avr_move_bits): Rewrite.
1880 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1882 (avr_map_op_t): New typedef.
1883 (avr_map_op): New static variable.
1884 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1885 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1886 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1887 (bdesc_3arg, avr_expand_triop_builtin): New.
1888 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1889 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1890 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1891 (avr_map_equal_p, avr_map_sig_p): Remove.
1892 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1893 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1894 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1895 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1896 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1897 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1899 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1901 * config/c6x/c6x.md (reserve_cycles): New attribute.
1902 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1903 don't reserve functional units after the branch occurs.
1905 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
1908 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1909 functions into non-tm_pure functions.
1911 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
1914 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1915 (iterative_hash_canonical_type): Likewise.
1916 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1919 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
1921 * haifa-sched.c (prune_ready_list): Ensure that if there is a
1922 sched-group insn, it either remains alone or the entire list is pruned.
1924 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1926 * doc/install.texi (Prerequisites): Fix grammar.
1927 (Configuration): Likewise.
1929 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
1931 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1932 MPC as part of GCC before describing configuring with --with-gmp etc.
1933 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1934 sources are present.
1936 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1939 * dwarf2out.c (clone_tree_hash): New function.
1940 (copy_decls_walk): Use it instead of clone_tree.
1942 2012-02-14 Richard Guenther <rguenther@suse.de>
1944 PR tree-optimization/52244
1945 PR tree-optimization/51528
1946 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1947 replacements for integral types.
1949 2012-02-14 Walter Lee <walt@tilera.com>
1951 * config.gcc: Handle tilegx and tilepro.
1952 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1954 Add HAVE_AS_TLS check for tilegx and tilepro.
1955 * configure: Regenerate.
1956 * doc/contrib.texi: Add Mat Hostetter and self.
1957 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1958 Document instruction intrinsics and network accessing intrinsics.
1959 (TILEPro Built-in Functions): New node. Document instruction
1960 intrinsics and network accessing intrinsics.
1961 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1962 (Specific, tilepro-*-linux*): Likewise.
1963 * doc/invoke.texi (TILE-Gx Options): New section.
1964 (TILEPro Options): New section.
1965 * doc/md.texi (TILE-Gx): New section.
1966 (TILEPro): New section.
1967 * common/config/tilegx/tilegx-common.c: New file.
1968 * common/config/tilepro/tilepro-common.c: New file.
1969 * config/tilegx/constraints.md: New file.
1970 * config/tilegx/linux.h: New file.
1971 * config/tilegx/mul-tables.c: New file.
1972 * config/tilegx/predicates.md: New file.
1973 * config/tilegx/sync.md: New file.
1974 * config/tilegx/t-tilegx: New file.
1975 * config/tilegx/tilegx-builtins.h: New file.
1976 * config/tilegx/tilegx-c.c: New file.
1977 * config/tilegx/tilegx-generic.md: New file.
1978 * config/tilegx/tilegx-modes.def: New file.
1979 * config/tilegx/tilegx-multiply.h: New file.
1980 * config/tilegx/tilegx-protos.h: New file.
1981 * config/tilegx/tilegx.c: New file.
1982 * config/tilegx/tilegx.h: New file.
1983 * config/tilegx/tilegx.md: New file.
1984 * config/tilegx/tilegx.opt: New file.
1985 * config/tilepro/constraints.md: New file.
1986 * config/tilepro/gen-mul-tables.cc: New file.
1987 * config/tilepro/linux.h: New file.
1988 * config/tilepro/mul-tables.c: New file.
1989 * config/tilepro/predicates.md: New file.
1990 * config/tilepro/t-tilepro: New file.
1991 * config/tilepro/tilepro-builtins.h: New file.
1992 * config/tilepro/tilepro-c.c: New file.
1993 * config/tilepro/tilepro-generic.md: New file.
1994 * config/tilepro/tilepro-modes.def: New file.
1995 * config/tilepro/tilepro-multiply.h: New file.
1996 * config/tilepro/tilepro-protos.h: New file.
1997 * config/tilepro/tilepro.c: New file.
1998 * config/tilepro/tilepro.h: New file.
1999 * config/tilepro/tilepro.md: New file.
2000 * config/tilepro/tilepro.opt: New file.
2002 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2004 PR tree-optimization/52210
2005 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2006 vect_model_simple_cost with two entry vect_def_type array instead
2007 of an address of dt.
2009 2012-02-14 Richard Guenther <rguenther@suse.de>
2012 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2013 Do not stream DECL_QUALIFIER.
2014 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2015 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2016 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2018 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2021 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2024 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2027 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2028 * cselib.c (cselib_subst_to_values_from_insn): New function.
2029 * sched-deps.c (add_insn_mem_dependence,
2030 sched_analyze_1, sched_analyze_2): Use it.
2032 2012-02-13 Jan Hubicka <jh@suse.cz>
2035 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2037 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2039 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2040 (GTM_SELF_SPECS): Define if not already defined.
2041 (driver_self_specs): Add GTM_SELF_SPECS.
2042 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2043 (GTM_SELF_SPECS): Define.
2044 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2045 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2047 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2049 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2052 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2055 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2056 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2058 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2061 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2063 2012-02-13 Richard Guenther <rguenther@suse.de>
2065 PR translation/52211
2066 * passes.c (enable_disable_pass): Fix typo.
2068 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2071 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2072 XOR for reduce_bit_field if type is unsigned.
2074 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2076 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2077 disallow changes from SFmode to mode with different size in FP regs.
2079 2012-02-12 Robert Millan <rmh@gnu.org>
2080 Gerald Pfeifer <gerald@pfeifer.com>
2082 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2085 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2087 PR rtl-optimization/52175
2088 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2089 to frame-related instructions.
2091 2012-02-10 Jason Merrill <jason@redhat.com>
2094 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2095 (demangle_new_symbols): Fill it.
2096 (scan_linker_output): Walk it.
2097 (start_tweaking): Split out from scan_linker_output.
2098 (maybe_tweak): Update sym->chosen.
2099 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2101 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2104 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2106 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2108 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2109 having the same mode as previous compare.
2111 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2113 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2114 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2115 (nonlocal_goto_internal): Likewise.
2116 (nonlocal_goto): Emit a use and an indirect jump directly.
2118 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2121 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2122 __atomic_{is,always}_lock_free.
2124 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2127 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2128 negative constant address for TARGET_X32.
2130 2012-02-10 Richard Henderson <rth@redhat.com>
2132 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2133 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2134 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2136 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2137 Ira Rosen <irar@il.ibm.com>
2139 PR tree-optimization/50031
2140 * targhooks.c (default_builtin_vectorization_cost): Handle
2142 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2143 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2144 all types of reduction and pattern statements.
2145 (vect_estimate_min_profitable_iters): Likewise.
2146 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2147 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2148 for explicit realigns.
2149 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2150 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2152 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2153 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2154 vec_perm for VSX and handle vec_promote_demote.
2156 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2159 * builtins.c (fold_builtin_atomic_always_lock_free,
2160 expand_builtin_atomic_always_lock_free,
2161 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2162 Return and/or test boolean_true_node/boolean_false_node instead of
2163 integer_one_node/integer_zero_node.
2165 2012-02-10 Jan Hubicka <jh@suse.cz>
2168 * predict.c (predict_paths_for_bb): Prevent looping.
2169 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2171 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2173 * config/arm/arm.c (output_move_double): In one case properly
2174 count number of instructions that will be emitted.
2176 2012-02-10 Richard Guenther <rguenther@suse.de>
2178 PR translation/52193
2179 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2181 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2184 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2186 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2189 * var-tracking.c (emit_note_insn_var_location): If
2190 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2191 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2192 non-NOTE_DURING_CALL_P insn.
2194 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2197 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2199 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2202 * gcc.c (switch_matches) Support switches with separated form,
2205 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
2207 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2209 (RAMPZ_ADDR): Ditto.
2210 * config/avr/avr.c (avr_addr_t): New typedef.
2211 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2212 (avr_init_expanders): Initialize it.
2213 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2215 (expand_epilogue): Ditto.
2216 (avr_print_operand): Ditto.
2217 (avr_file_start): Ditto.
2218 (avr_emit_movmemhi): Ditto.
2220 2012-02-08 Richard Guenther <rguenther@suse.de>
2222 PR tree-optimization/46886
2223 * tree-flow.h (do_while_loop_p): Declare.
2224 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2225 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2227 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
2229 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2230 always succeed for integers larger than a native word.
2232 2012-02-08 Richard Guenther <rguenther@suse.de>
2234 PR rtl-optimization/52170
2235 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2236 properly handle integer vector modes.
2238 2012-02-08 Jakub Jelinek <jakub@redhat.com>
2240 PR gcov-profile/52150
2241 * coverage.c: Include target.h.
2242 (build_var): Call targetm.strip_name_encoding on the assembler name.
2243 Change one _ into . or $ if the target allows it.
2244 * Makefile.in (coverage.o): Depend on $(TARGET_H).
2246 PR rtl-optimization/52139
2247 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2248 is a BARRIER after emit_insn_after_noloc, move BB_END
2249 to the last non-BARRIER insn before it.
2251 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
2254 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2255 (mips_gimplify_va_arg_expr): Call it instead of
2256 std_gimplify_va_arg_expr.
2258 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2260 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2261 message for -mno-pointers-to-nested-function.
2263 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
2266 * expr.c (get_inner_reference): If there is an offset, add a negative
2267 bit position to it (if any).
2269 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2271 PR rtl-optimization/52060
2272 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2273 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2274 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2275 and/or i0src_copy2 when needed.
2277 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2279 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2280 or LTOPLUGINSONAME if have_c.
2282 * config/freebsd-spec.h: Add comment about what macros can be defined
2284 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2285 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2288 2012-02-07 Richard Guenther <rguenther@suse.de>
2290 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2291 newline in -alias dumps.
2293 2012-02-07 Kai Tietz <ktietz@redhat.com>
2294 Dave Korn <dave.korn.cygwin@gmail.com>
2297 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2298 Take care that typinfo gets dllexport-attribute.
2300 2012-02-07 Jakub Jelinek <jakub@redhat.com>
2303 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2304 if modifier < EXPAND_SUM call force_operand on the result.
2306 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
2308 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2309 adding __forwarder_dst__ prefix if a forwarder_section attribute is
2311 (epiphany_function_type): Replace types for specific interrupts with
2312 EPIPHANY_FUNCTION_INTERRUPT.
2313 (EPIPHANY_INTERRUPT_P): Update.
2314 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2315 New static function.
2316 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2317 <disinterrupt>: Affects type identity.
2318 (epiphany_handle_interrupt_attribute): Handle variable number of
2320 (epiphany_compute_function_type): Update for new
2321 epiphany_function_type definition.
2322 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2323 handlers with a longcall forwarder.
2324 (epiphany_start_function): Handle multiple interrupt arguments and/or
2325 forwarder_section attribute.
2327 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2330 2012-02-07 Alan Modra <amodra@gmail.com>
2333 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2336 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2338 PR tree-optimization/50969
2339 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2340 use vec_perm rather than vector_stmt.
2341 (vect_model_load_cost): Likewise.
2342 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2343 vec_perm to be the same as other vector statements.
2344 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2345 cost of vec_perm for TARGET_VSX.
2347 2012-02-06 Richard Guenther <rguenther@suse.de>
2349 PR tree-optimization/52115
2350 * tree-sra.c (access_has_replacements_p): New function.
2351 (sra_modify_assign): Use it to decide whether a use is uninitialized.
2353 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
2356 * trans-mem.c (expand_call_tm): Add an assertion.
2357 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2360 2012-02-06 Richard Guenther <rguenther@suse.de>
2362 PR tree-optimization/50955
2363 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2364 raise cost of expressions that replace an address with an
2365 expression based on a different pointer.
2367 2012-02-06 Jakub Jelinek <jakub@redhat.com>
2370 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2371 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2373 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
2376 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2377 -Weffc++ and specify guidelines come from second edition.
2379 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2381 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2382 (sibcall_value_multiple_internal, call_split, call_internal_direct)
2383 (call_direct_split, call_value_split, call_value_internal_direct)
2384 (call_value_direct_split, call_value_multiple_split): Use jal and
2385 jal_macro attributes.
2387 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
2389 * reload1.c (reload_regs_reach_end_p): Replace with...
2390 (reload_reg_rtx_reaches_end_p): ...this function.
2391 (new_spill_reg_store): Update commentary.
2392 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2393 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2394 before setting new_spill_reg_store.
2395 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2396 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2397 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2398 for non-spill reload registers.
2400 2012-02-05 Ira Rosen <irar@il.ibm.com>
2402 PR tree-optimization/52091
2403 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2404 (vect_is_simple_use_1): Likewise.
2405 * tree-vect-loop.c (vectorizable_reduction): Update calls
2406 to vect_is_simple_use_1 and vect_is_simple_use.
2407 (vectorizable_live_operation): Likewise.
2408 * tree-vect-patterns.c (widened_name_p,
2409 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2410 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2411 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2412 vectorizable_shift,vectorizable_operation, vectorizable_store,
2413 vectorizable_load): Likewise.
2414 (vect_is_simple_cond): Add an argument, pass it to
2415 vect_is_simple_use_1.
2416 (vectorizable_condition): Update calls to vect_is_simple_cond,
2418 (vect_is_simple_use): Add an argument, the statement in which
2419 OPERAND is used. Check that if OPERAND's def stmt is a double
2420 reduction phi node, the use is a phi node too.
2421 (vect_is_simple_use_1): Add an argument, pass it to
2423 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2424 to vect_is_simple_use.
2426 2012-02-04 Jakub Jelinek <jakub@redhat.com>
2428 PR rtl-optimization/52095
2429 * modulo-sched.c (dump_insn_locator): New function.
2430 (loop_canon_p, sms_schedule): Use it.
2432 PR rtl-optimization/52113
2433 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2434 even for decomposable shift/zext insns.
2436 2012-02-03 Jakub Jelinek <jakub@redhat.com>
2437 Zdenek Dvorak <ook@ucw.cz>
2439 PR rtl-optimization/52092
2440 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2441 on get_iv_value result.
2443 2012-02-02 Andrew Pinski <apinski@cavium.com>
2447 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2449 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2452 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2454 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
2456 PR rtl-optimization/49800
2457 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2458 (sched_finish): Call regstat_free_n_sets_and_refs.
2460 2012-02-02 Jia Liu <proljc@gmail.com>
2462 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2465 2012-02-02 Jan Hubicka <jh@suse.cz>
2466 Tom de Vries <tom@codesourcery.com>
2469 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2470 * varpool.c (varpool_analyze_pending_decls): Likewise.
2472 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2473 Jayant R Sonar <jayant.sonar@kpitcummins.com>
2475 * config.gcc: Add cr16-* support.
2477 * doc/extend.texi: Document cr16 extensions.
2478 * doc/install.texi: Document cr16 install.
2479 * doc/invoke.texi: Document cr16 options.
2480 * doc/md.texi: Document cr16 constraints.
2482 * common/config/cr16/cr16-common.c: New file.
2483 * config/cr16/cr16.c: New file.
2484 * config/cr16/cr16.h: New file.
2485 * config/cr16/cr16.md: New file.
2486 * config/cr16/cr16.opt: New file.
2487 * config/cr16/cr16-protos.h: New file.
2488 * config/cr16/predicates.md: New file.
2489 * config/cr16/constraints.md: New file.
2490 * config/cr16/t-cr16: New file.
2492 2012-02-02 Jakub Jelinek <jakub@redhat.com>
2495 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2496 that operands[2] is either immediate, or q_regs_operand.
2498 PR tree-optimization/52073
2499 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2500 a pattern stmt for pattern uses, ignore uses outside of the loop.
2502 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2504 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2505 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2506 (OUT_AS1, OUT_AS2): Remove.
2508 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
2510 PR rtl-optimization/51374
2511 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2512 to cross other volatile_refs_p insns.
2514 2012-02-01 Richard Guenther <rguenther@suse.de>
2516 * doc/invoke.texi (fno-inline): Clarify documentation.
2517 (finline-small-functions): Likewise.
2518 (finline-functions): Likewise.
2519 * common.opt (finline): Adjust comment and documentation.
2520 (finline-small-functions): Clarify documentation.
2521 (finline-functions): Likewise.
2522 (finline-functions-called-once): Likewise.
2524 2012-02-01 Tristan Gingold <gingold@adacore.com>
2526 * c-typeck.c (composite_type): Keep mode for pointers.
2528 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
2530 * function.h (regno_reg_rtx): Adjust comment.
2531 * reginfo.c (init_reg_modes_target): Only use the previous mode
2532 if it fits within one register. Remove MIPS comment.
2534 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2537 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
2539 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2541 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
2542 to srak instruction.
2544 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2546 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
2548 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2553 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
2555 2012-01-31 Richard Guenther <rguenther@suse.de>
2557 PR tree-optimization/51528
2558 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
2561 2012-01-31 Jakub Jelinek <jakub@redhat.com>
2566 * ree.c (add_removable_extension): Change def_map argument
2567 to unsigned *, store in def_map 1 + offset into *insn_list vector
2568 instead of pointers into the vector.
2569 (find_removable_extensions): Adjust caller.
2571 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2573 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
2574 Transform all "* quoted-c-code" to { c-code }.
2575 Remove redundant test for "optimize" in combine patterns.
2576 Move (include "avr-dimode.md") to end of file.
2578 2012-01-30 Bin Cheng <bin.cheng@arm.com>
2581 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
2582 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
2584 2012-01-30 Richard Guenther <rguenther@suse.de>
2586 PR tree-optimization/52028
2587 * tree-loop-distribution.c (ldist_gen): Properly update
2590 2012-01-30 Jakub Jelinek <jakub@redhat.com>
2593 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
2594 set_cur_line_info_table if not emitting debug info.
2596 PR tree-optimization/52046
2597 * tree-vect-patterns.c (check_bool_pattern): Give up if
2598 a comparison could throw.
2601 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
2603 2012-01-30 Richard Guenther <rguenther@suse.de>
2605 PR tree-optimization/52045
2606 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
2607 SSA form if cfgcleanup did anything.
2609 2012-01-30 Richard Guenther <rguenther@suse.de>
2611 PR tree-optimization/52045
2612 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
2613 before computing final todo.
2615 2012-01-30 Richard Guenther <rguenther@suse.de>
2617 PR tree-optimization/51528
2618 * tree-sra.c (sra_modify_assign): Re-factor in preparation
2621 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
2623 * df-problems.c (df_kill_notes): Check that the use refers
2624 to the note under examination.
2626 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
2629 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
2630 parameter and use short-lived pseudos.
2631 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
2632 (sparc_expand_vector_init): Const-ify local variables and adjust
2633 calls to above functions.
2635 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
2637 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
2639 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
2641 * doc/invoke.texi: Make usage of "compile time" and
2642 "run time"/"runtime" consistent throughout the file.
2644 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
2646 * config/alpha/alpha.c (alpha_option_override): Default to
2647 full IEEE compliance mode for Go language.
2649 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
2651 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
2652 (LINK_SSP_SPEC): Define.
2654 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2657 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
2660 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
2662 * doc/invoke.texi: Correct hyphenation of "floating point",
2663 "double precision", and related terminology throughout the file.
2665 2012-01-28 Jakub Jelinek <jakub@redhat.com>
2668 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
2669 arm_general_register_operand predicate for operand 2 instead of
2672 2012-01-27 Ian Lance Taylor <iant@google.com>
2675 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
2676 * builtins.c (expand_builtin_init_trampoline): Add onstack
2677 parameter. Change caller.
2678 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
2679 * tree.c (build_common_builtin_nodes): Declare
2680 __builtin_init_heap_trampoline.
2682 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
2684 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
2685 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
2686 * config/avr/avr.c: Ditto.
2687 (avr_regnames): Remove because unused.
2688 * config/avr/avr.md (*cpse.ne): New peephole.
2689 (*cpse.eq): New peephole from former cpse peepholes.
2691 2012-01-27 Michael Eager <eager@eagercon.com>
2693 * config/microblaze.c (microblaze_emit_compare): Correct
2694 test after pcmp instruction.
2696 2012-01-27 Richard Guenther <rguenther@suse.de>
2698 PR tree-optimization/52020
2699 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
2701 2012-01-27 Richard Guenther <rguenther@suse.de>
2703 * ipa-pure-const.c (check_stmt): Clobbers do not make a
2704 function non-const/pure.
2706 2012-01-27 Richard Guenther <rguenther@suse.de>
2708 PR tree-optimization/50444
2709 * tree-sra.c (build_ref_for_offset): Properly adjust the
2710 MEM_REF type for unaligned accesses.
2712 2012-01-27 Richard Guenther <rguenther@suse.de>
2714 PR tree-optimization/50444
2715 * expr.c (mem_ref_refers_to_non_mem_p): New function.
2716 (expand_assignment): Use it. Properly handle misaligned
2717 bases when expanding stores to component references.
2718 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
2721 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
2724 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
2725 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
2726 * tree-data-ref.c (find_data_references_in_loop): Make static.
2727 (compute_all_dependences): Change return type to bool. Bail out
2728 for too many datarefs in a loop. Move the hunk resetting the data
2729 dependences vector from ...
2730 (compute_data_dependences_for_loop): ... here. Account for
2731 compute_all_dependences returning false.
2732 (compute_data_dependences_for_bb): Likewise.
2733 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
2734 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
2736 2012-01-27 Richard Guenther <rguenther@suse.de>
2739 * expr.c (store_field): Use the alias-set of the scratch memory
2742 2012-01-27 Tom de Vries <tom@codesourcery.com>
2744 PR tree-optimization/51990
2745 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2747 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
2749 2012-01-27 Jakub Jelinek <jakub@redhat.com>
2752 * var-tracking.c (reverse_op): Don't add any reverse operation
2753 if V already has any constant locations.
2755 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2757 * doc/invoke.texi: Correct usage of "command line" (noun)
2758 vs "command-line" (adjective) throughout.
2760 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
2762 * doc/invoke.texi (Language Independent Options): Move
2763 -Wcoverage-mismatch blurb from here....
2764 (Warning Options): ...to here.
2766 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
2768 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2769 Set rs6000_always_hint to false for 476.
2771 2012-01-27 Matthias Klose <doko@ubuntu.com>
2773 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
2775 * incpath.c (add_standard_paths): Likewise.
2777 2012-01-27 Richard Henderson <rth@redhat.com>
2779 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2780 * config/m68k/sync.md (atomic_test_and_set): Rename from
2781 sync_test_and_setqi and adjust the operands.
2782 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
2783 and unconditionally enable.
2785 2012-01-27 Richard Henderson <rth@redhat.com>
2787 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2788 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
2789 (ldstub): Rename from ldstubqi.
2790 (ldstub<I24MODE>): Remove.
2792 2012-01-27 Richard Henderson <rth@redhat.com>
2794 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
2795 * c-cppbuiltin.c (cpp_atomic_builtins): Define
2796 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
2797 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
2798 * doc/tm.texi: Rebuild.
2800 2012-01-27 Richard Henderson <rth@redhat.com>
2802 * optabs.c (gen_atomic_test_and_set): Remove default.
2803 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
2805 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2807 PR rtl-optimization/51978
2808 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
2809 (combine_reaching_defs): Likewise.
2810 (struct re_info): Remove.
2811 (add_removable_extension): Remove x and data arguments,
2812 add insn, insn_list and def_map. Use the arguments directly
2813 instead of using struct re_info.
2814 (find_removable_extensions): Don't call add_removable_extension
2815 through note_stores, instead just call it with single_set
2817 (find_and_remove_re): Pass curr_cand->expr instead of
2818 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
2820 2012-01-26 Michael Matz <matz@suse.de>
2822 PR tree-optimization/46590
2823 * cfgexpand.c: Revert last change (r183305).
2824 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
2826 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
2827 checking for emptiness.
2829 2012-01-26 Jakub Jelinek <jakub@redhat.com>
2832 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
2833 non-addressable non-BLKmode base correctly.
2835 2012-01-26 Michael Matz <matz@suse.de>
2837 PR tree-optimization/48794
2838 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
2839 regions referenced from RESX/EH_DISPATCH.
2841 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2843 * config/s390/s390.h: Make BRANCH_COST an option.
2844 * config/s390/s390.opt: New option -mbranch-cost.
2846 2012-01-26 Richard Henderson <rth@redhat.com>
2848 Revert 2012-01-24 change:
2849 * trans-mem.c (requires_barrier): Do not instrument thread local
2850 variables and emit save/restore for them.
2852 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2855 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
2858 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
2860 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
2863 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
2866 Rename __pgm to __flash.
2867 Rename __pgm1 to __flash1.
2868 Rename __pgm2 to __flash2.
2869 Rename __pgm3 to __flash3.
2870 Rename __pgm4 to __flash4.
2871 Rename __pgm5 to __flash5.
2872 Rename __pgmx to __memx.
2873 * doc/extend.texi (AVR Named Address Spaces)
2874 Rename address space names as indicated above.
2875 * config/avr/avr.c (avr_addrspace): Ditto.
2877 * config/avr/avr-protos.h
2878 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2879 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2880 * config/avr/predicates.md: Ditto.
2881 * config/avr/avr.c Ditto, and
2882 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2883 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2885 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2886 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2887 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2888 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2889 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2890 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2891 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2892 * config/avr/avr.c: Ditto.
2893 * config/avr/avr.md: Ditto.
2895 2012-01-25 Jason Merrill <jason@redhat.com>
2898 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2900 2012-01-25 Jakub Jelinek <jakub@redhat.com>
2902 PR tree-optimization/51987
2903 * tree-data-ref.c (get_references_in_stmt): Handle references in
2904 non-volatile GIMPLE_ASM.
2906 2012-01-25 Richard Guenther <rguenther@suse.de>
2908 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2909 bases are dereferenced.
2911 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2913 PR rtl-optimization/48374
2914 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2916 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
2918 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2919 compute_data_dependences_for_loop returns false.
2920 * tree-parloops.c (loop_parallel_p): Likewise.
2922 2012-01-25 Richard Guenther <rguenther@suse.de>
2924 * tree.h (get_pointer_alignment_1): Declare.
2925 * builtins.c (get_pointer_alignment_1): New function.
2926 (get_pointer_alignment): Use it.
2928 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2930 PR rtl-optimization/48308
2931 * combine.c (enum undo_kind): Add UNDO_LINKS.
2932 (struct undo): Add member l to other_contents and where.
2933 (do_SUBST_LINK): New.
2935 (try_combine): Handle LOG_LINKS for the dummy i1 case.
2936 (undo_all): Handle UNDO_LINKS.
2938 2012-01-25 Richard Henderson <rth@redhat.com>
2940 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2943 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2945 * optabs.c (gen_atomic_test_and_set): Use each argument.
2947 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2949 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2950 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2951 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2952 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2953 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2954 TARGET_PAIRED_SINGLE_FLOAT.
2956 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2958 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2959 (in_struct, return_val): Remove MEM documentation.
2960 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2961 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2962 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2964 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2965 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2966 * expr.c (store_field): Likewise.
2967 * function.c (assign_stack_temp_for_type): Likewise.
2968 * ifcvt.c (noce_try_cmove_arith): Likewise.
2969 * reload1.c (reload): Likewise.
2970 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2971 (alpha_set_memflags): Likewise.
2972 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2974 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2976 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2978 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2979 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2980 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2982 * cselib.c (cselib_rtx_varies_p): Delete.
2983 (cselib_invalidate_mem): Update call to canon_true_dependence.
2984 * dse.c (record_store, check_mem_read_rtx): Likewise.
2985 (scan_reads_nospill): Likewise.
2986 * cse.c (check_dependence): Likewise.
2987 (cse_rtx_varies_p): Delete.
2988 * expr.c (safe_from_p): Update call to true_dependence.
2989 * ira.c (validate_equiv_mem_from_store): Likewise.
2990 (memref_referenced_p): Likewise.
2991 * postreload-gcse.c (find_mem_conflicts): Likewise.
2992 * sched-deps.c (sched_analyze_2): Likewise.
2993 * store-motion.c (load_kills_store): Likewise.
2994 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2995 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2996 (compute_transp): Update call to canon_true_dependence.
2998 2012-01-25 Richard Henderson <rth@redhat.com>
3000 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3001 (maybe_emit_atomic_test_and_set): New.
3002 (expand_sync_lock_test_and_set): Use it.
3003 (expand_atomic_test_and_set): Likewise.
3004 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3005 the implementation; clarify implementation defined details.
3006 * doc/md.texi (atomic_test_and_set): Document.
3008 2012-01-25 Richard Henderson <rth@redhat.com>
3010 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3012 2012-01-25 Richard Henderson <rth@redhat.com>
3015 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3016 to effect no-op split.
3018 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3021 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3022 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3023 (BT_FN_VOID_PTR_INT_SIZE): New.
3024 (BT_FN_UINT_UINT_VAR): Remove.
3025 (BT_FN_UINT32_UINT32_VAR): New.
3026 (BT_FN_DOUBLE_VPTR): Remove.
3027 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3029 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3030 (_ITM_changeTransactionMode): Same.
3031 (_ITM_memmoveRtWt): Change return type to void.
3032 (_ITM_memcpyRtWt): Same.
3033 (_ITM_memsetW): Same.
3034 (_ITM_RaRD): Change types to double.
3039 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3041 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3042 Patrick Marlier <patrick.marlier@gmail.com>
3044 * trans-mem.c (requires_barrier): Do not instrument thread local
3045 variables and emit save/restore for them.
3047 2012-01-24 Jason Merrill <jason@redhat.com>
3050 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3051 output static aliases.
3053 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3056 * common.opt (-pie, -shared, pie, shared): Change from Common to
3058 * gcc.c (display_help): Display help for -pie and -shared.
3060 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3063 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3064 Remove note on size/offset limitation.
3065 (AVR Variable Attributes): Add example how to read data located
3066 with progmem. Refer to named address spaces.
3067 * doc/invoke.texi (AVR Options): Fix typo.
3069 2012-01-24 Richard Guenther <rguenther@suse.de>
3071 Forward-port to trunk
3072 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3075 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3076 op0 isn't sufficiently aligned and there is movmisalignM
3077 insn for mode, use it to load op0 into a temporary register.
3079 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3082 * target.def (const_not_ok_for_debug_p): New hook.
3083 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3085 * doc/tm.texi: Regenerated.
3086 * dwarf2out.c (const_ok_for_output_1): If
3087 targetm.const_not_ok_for_debug_p returns true, fail.
3088 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3090 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3092 2012-01-23 Kai Tietz <ktietz@redhat.com>
3095 * config/i386/predicates.md (symbolic_operand): Allow
3096 UNSPEC_PCREL as PIC expression for lea.
3097 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3098 * config/i386/i386.c (ix86_delegitimize_address): Handle
3099 UNSPEC_PCREL for none-MEM, too.
3101 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3103 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3104 (ipa_tm_create_version_alias): Same.
3106 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3109 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3110 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3112 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3113 Patrick Marlier <patrick.marlier@gmail.com>
3114 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3117 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3118 simple_object_start_read.
3120 2012-01-23 Richard Guenther <rguenther@suse.de>
3123 PR tree-optimization/51895
3124 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3125 parameter decomposition into BLKmode components.
3127 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3129 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3130 fake variables for restrict-qualified pointers whose pointed-to type
3131 contains a placeholder.
3133 2012-01-23 Richard Guenther <rguenther@suse.de>
3135 PR tree-optimization/51949
3136 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3138 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3140 PR rtl-optimization/51933
3141 * ree.c (transform_ifelse): Return true right away if dstreg is
3142 already wider or equal to cand->mode.
3143 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3144 (make_defs_and_copies_lists): Remove defs_list and copies_list
3145 arguments, add state argument, just truncate state->work_list
3146 instead of always allocating and freeing the vector. Assert that
3147 get_defs succeeds instead of returning 2. Changed return type to bool.
3148 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3149 have ext_src_mode, see if it has been modified already with the
3150 right kind of extension and has been extended before from the
3151 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3152 just return true. Remember the original mode in state->modified array.
3153 (combine_reaching_defs): Add state argument. Don't allocate and
3154 free here def_list, copied_list and vec vectors, instead just
3155 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3156 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3157 Add state variable, clear vectors in it, initialize state.modified
3158 if needed. Free all the vectors at the end and state.modified too.
3159 Don't skip a candidate if the extension expression has been modified.
3161 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3164 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3165 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3166 (extra_options) interix.opt -> i386/interix.opt"
3167 (extra_objs):Add winnt-stubs.o
3168 * configure.ac: Add interix to target_os .comm on PE check.
3169 * configure: Regenerate.
3170 * config/interix3.h: Delete and move bits to..
3171 * config/interix.h: Delete and move bits to..
3172 * config/i386/i386-interix3.h: Delete and move bits to..
3173 * config/i386/i386-interix.h: ..here.
3174 (TARGET_CPU_DEFAULT): Remove redefinition.
3175 (TARGET_ASM_CONSTRUCTOR): Undefine.
3176 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3177 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3178 (PTRDIFF_TYPE): Define.
3179 (LONG_DOUBLE_TYPE_SIZE): Define.
3180 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3181 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3182 (TARGET_SECTION_TYPE_FLAGS): Define.
3183 (ASM_DECLARE_FUNCTION_NAME): Define.
3184 (ASM_OUTPUT_EXTERNAL): Define.
3185 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3186 (ASM_OUTPUT_ALIGNED_BSS): Define.
3187 (PCC_BITFIELD_TYPE_MATTERS): Define.
3188 (USE_CONST_SECTION): Define.
3189 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3190 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3191 (SUPPORTS_ONE_ONLY): Remove.
3192 (I386_PE_STRIP_ENCODING): Define.
3193 * config/interix.opt: Delete and move bits to..
3194 * config/i386/interix.opt: ..here. New.
3195 (mpe-aligned-commons): Add.
3196 * config/i386/t-interix: Add copyright header.
3197 (winnt-stubs.o): Add rule.
3199 2012-01-22 Jason Merrill <jason@redhat.com>
3202 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3203 for extra name aliases.
3205 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
3207 PR rtl-optimization/51924
3208 * ree.c (combine_set_extension): Improve debugging message.
3209 (combine_reaching_defs): Likewise.
3210 (get_defs): Rename confusingly named variable.
3211 (find_and_remove_re): Skip a candidate if the extension expression has
3214 2012-01-21 Robert Millan <rmh@gnu.org>
3215 Gerald Pfeifer <gerald@pfeifer.com>
3217 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3218 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3220 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3222 PR tree-optimization/51914
3223 * tree-vect-stmts.c (vectorizable_conversion): For
3224 cvt_type && modifier == WIDEN, put temporary with cvt_type
3225 at the beginning of vec_dsts and set vec_dest to temporary
3228 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
3230 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3232 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
3234 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3235 * config/rs6000/rs6000.c: Likewise.
3237 2012-01-20 Jakub Jelinek <jakub@redhat.com>
3240 * config/arm/arm.c (arm_count_output_move_double_insns): Call
3241 output_move_double on a copy of operands array.
3243 2012-01-20 Cary Coutant <ccoutant@google.com>
3244 Dodji Seketeli <dodji@redhat.com>
3247 * dwarf2out.c (copy_declaration_context): Return ref to parent
3248 of declaration DIE, if necessary.
3249 (remove_child_or_replace_with_skeleton): Add new parameter; update
3250 caller. Place skeleton DIE under parent DIE of original declaration.
3251 Move call to copy_declaration_context to here ...
3252 (break_out_comdat_types): ... from here.
3254 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3256 PR rtl-optimization/51856
3257 * reload.c (find_reloads_subreg_address): Set the address_reloaded
3260 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3263 * config/arm/arm.c (arm_print_operand): Correct output of alignment
3264 hints for neon loads and stores.
3266 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
3270 * doc/extend.texi (Named Address Spaces): Split into subsections.
3271 (AVR Named Address Spaces): New subsection.
3272 (M32C Named Address Spaces): New subsection.
3273 (RL78 Named Address Spaces): New subsection.
3274 (SPU Named Address Spaces): New subsection.
3275 (Variable Attributes): New anchor "AVR Variable Attributes".
3276 (AVR Variable Attributes): Rewrite and avoid wording
3277 "address space" in this context.
3278 * doc/invoke.texi (AVR Options): Rewrite and add documentation
3279 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3280 (AVR Built-in Macros): New subsubsection therein.
3281 * doc/md.texi (AVR constraints): Remove "C04", "R".
3283 2012-01-20 Richard Guenther <rguenther@suse.de>
3285 PR tree-optimization/51903
3286 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3287 when removing stmts.
3289 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3292 * config/arm/arm.c (arm_load_pic_register): Use
3293 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3294 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3295 (arm_pic_static_addr): Likewise.
3296 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3297 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3298 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3299 (pic_load_addr_unified): New.
3301 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
3304 * function.c (instantiate_virtual_regs_in_insn): Use
3305 delete_insn_and_edges when removing a wrong asm insn.
3307 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
3309 PR rtl-optimization/40761
3310 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3311 Add new member loop_num.
3312 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3313 (ira_build): Remove the parameter.
3315 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3316 (ira.c): Do not build CFG loops for one region allocation. Remove
3317 argument from ira_build call.
3319 * ira-build.c (init_loop_tree_node): New function.
3320 (create_loop_tree_nodes): Use it. Separate the case when CFG
3321 loops are not built.
3322 (more_one_region_p): Check current_loops.
3323 (finish_loop_tree_nodes): Separate the case when CFG loops are not
3325 (add_loop_to_tree): Process loop equal to NULL too.
3326 (form_loop_tree): Separate the case when CFG loops are not built.
3327 Use explicitly number for the root.
3328 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3330 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3331 instead of loop->num.
3332 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
3333 (mark_all_loops_for_removal): Ditto.
3334 (remove_unnecessary_regions): Separate the case when CFG loops
3336 (ira_build): Remove the parameter. Use explicit number of regions
3337 when CFG loops are not built.
3339 * ira-color.c (print_loop_title): Separate the case for the root node.
3340 Use loop_num instead of loop->num.
3341 (move_spill_restore): Use loop_num instead of loop->num.
3343 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3344 (change_loop): Ditto.
3345 (change_loop): Use loop_num instead of loop->num.
3347 * ira-lives.c (process_bb_node_lives): Ditto.
3349 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3351 * ira-conflicts.c (print_allocno_conflicts): Ditto.
3353 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3356 * tree-mudflap.c (mf_artificial): New function.
3357 (execute_mudflap_function_ops, execute_mudflap_function_decls,
3358 mx_register_decls, mudflap_enqueue_decl): Use it.
3361 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3362 numbers in the insn pattern.
3364 2012-01-19 Michael Matz <matz@suse.de>
3366 PR tree-optimization/46590
3367 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3368 use it in remembering which conflicts we already created.
3369 (add_scope_conflicts): Adjust call to above, (de)allocate helper
3372 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
3375 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3376 (merge_and_complain): Same.
3378 2012-01-19 Jakub Jelinek <jakub@redhat.com>
3381 * config/initfini-array.h: Guard content of the header
3382 with #ifdef HAVE_INITFINI_ARRAY.
3383 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3384 Add initfini-array.h to tm_file here.
3385 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3386 * config.gcc: Don't add initfini-array.h to tm_file here.
3387 * configure: Regenerated.
3389 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
3391 PR rtl-optimization/51505
3392 * df-problems.c (df_kill_notes): New parameter live. Update comment.
3393 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3394 (df_note_bb_compute): Update the call to df_kill_notes.
3396 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
3398 * trans-mem.c (requires_barrier): Remove call to is_global_var.
3400 2012-01-18 Richard Guenther <rguenther@suse.de>
3402 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3403 of conversions to void *.
3405 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3406 Richard Sandiford <rdsandiford@googlemail.com>
3410 * optabs.h (simplify_expand_binop): Declare.
3411 * optabs.c (simplify_expand_binop): Make global.
3412 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3413 endian targets if the source cannot be exactly covered by word
3416 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3419 * hard-reg-set.h (struct hard_reg_set_container): New type.
3420 * target.h (struct hard_reg_set_container): Forward declare.
3421 * target.def (set_up_by_prologue): New target hook.
3422 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3423 * doc/tm.texi: Regenerated.
3424 * function.c (thread_prologue_and_epilogue_insns): Change
3425 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3426 Call targetm.set_up_by_prologue on it.
3427 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3428 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3430 2012-01-17 Nick Clifton <nickc@redhat.com>
3432 * config/rx/rx.c (rx_can_use_simple_return): New function.
3433 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3434 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3436 2012-01-17 Richard Guenther <rguenther@suse.de>
3439 * expr.c (expand_assignment): Take address-space information
3440 from the address operand of MEM_REF and TARGET_MEM_REF.
3441 (expand_expr_real_1): Likewise.
3443 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3445 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3446 reload dump is requested.
3448 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
3451 * trans-mem.c (requires_barrier): Call may_be_aliased.
3453 2012-01-17 Jakub Jelinek <jakub@redhat.com>
3455 PR tree-optimization/51877
3456 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3457 call arguments and fndecls compare equal, instead return false if they
3458 don't. Return true only if lhs1 and lhs2 are either both NULL, or
3459 both SSA_NAMEs that are valueized the same, or they satisfy
3462 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3464 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3466 * configure: Regenerate.
3468 2012-01-16 Jan Hubicka <jh@suse.cz>
3472 * convert.c (convert_to_integer): Use fold_convert for
3473 converting an INTEGER_CST to integer type.
3475 2012-01-16 Jason Merrill <jason@redhat.com>
3478 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3480 2012-01-16 Jakub Jelinek <jakub@redhat.com>
3483 * config/s390/s390.c (s390_chunkify_start): Don't skip
3484 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
3485 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3486 If insn is followed by NOTE_INSN_VAR_LOCATION or
3487 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3488 Don't use location of note insns.
3490 PR tree-optimization/51865
3491 * tree-inline.c (tree_function_versioning): Call remap_decl
3492 on DECL_RESULT whenever it has VOID_TYPE_P type.
3494 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
3496 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3497 for calls to locally-binding MIPS16 functions if only the return
3498 type uses float regs.
3500 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
3501 Richard Sandiford <rdsandiford@googlemail.com>
3503 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3504 (SYMBOL_32_HIGH): Likewise.
3505 (mips_output_tls_reloc_directive): Declare.
3506 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3507 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3508 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3509 (mips_lo_relocs, mips_hi_relocs): Make extern.
3510 (mips16_stub_function): Move up file.
3511 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3512 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
3513 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
3514 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3515 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
3516 (mips_get_tp): Add MIPS16 support.
3517 (mips_legitimize_tls_address): Remove MIPS16 sorry().
3518 Generalize DTPREL and TPREL handling.
3519 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
3520 Add MIPS16 TLS support.
3521 (mips_output_tls_reloc_directive): New function.
3522 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
3523 * config/mips/predicates.md (symbolic_operand_with_high)
3524 (tls_reloc_operand): New predicates.
3525 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
3526 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
3527 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
3528 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
3529 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
3530 (*tls_get_tp_mips16_call_<mode>): Likewise.
3532 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
3534 PR rtl-optimization/51821
3535 * recog.c (peep2_find_free_register): Determine clobbered registers
3538 2012-01-14 Denis Chertykov <chertykov@gmail.com>
3541 * config/avr/avr-protos.h: Revert change of 2012-01-09.
3542 * config/avr/avr.c: Likewise.
3543 * config/avr/avr.h: Likewise.
3545 2012-01-13 Ian Lance Taylor <iant@google.com>
3548 * tree.h (TYPE_QUALS): Add cast to int.
3549 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
3551 2012-01-13 Ian Lance Taylor <iant@google.com>
3553 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
3554 comparing param_index to VEC_length result.
3556 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
3558 * c-decl.c: Do not include tree-mudflap.h
3559 * tree-optimize.c: Likewise.
3560 * Makefile.in: Update dependencies.
3562 2012-01-13 Richard Guenther <rguenther@suse.de>
3565 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
3566 variable-sized result always use RSO.
3568 2012-01-12 DJ Delorie <dj@redhat.com>
3570 * cfgexpand.c (convert_debug_memory_address): Allow any valid
3571 pointer type, not just the default pointer type.
3573 2012-01-09 Richard Henderson <rth@redhat.com>
3574 Denis Chertykov <chertykov@gmail.com>
3577 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
3578 * config/avr/avr.c (avr_can_eliminate): Simplify.
3579 (avr_initial_elimination_offset): Likewise.
3580 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
3581 (expand_epilogue): Likewise.
3582 (avr_legitimize_address): Gut.
3583 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
3584 (avr_hard_regno_nregs): New.
3585 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
3586 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
3587 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
3588 add soft frame pointer.
3589 (CALL_USED_REGISTERS): Likewise.
3590 (REG_CLASS_CONTENTS): Likewise.
3591 (REGISTER_NAMES): Likewise.
3592 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
3593 (HARD_FRAME_POINTER_REGNUM): New.
3594 (FRAME_POINTER_REGNUM): Use soft frame pointer.
3595 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
3596 remove the HARD_FRAME_POINTER self-elimination.
3598 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
3601 * config/avr/avr.c (avr_encode_section_info): Test for absence of
3602 DECL_EXTERNAL when checking for initializers of progmem variables.
3604 2012-01-12 Ira Rosen <irar@il.ibm.com>
3606 PR tree-optimization/51799
3607 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
3608 that the last operation is a type demotion.
3610 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
3612 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
3613 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
3615 2012-01-11 Jakub Jelinek <jakub@redhat.com>
3618 * combine.c (distribute_notes): If i3 is a noreturn call,
3619 allow old_size to be equal to args_size and make sure the
3620 noreturn call gets REG_ARGS_SIZE note.
3621 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
3622 on noreturn calls even when the delta is 0.
3624 2012-01-11 Nathan Sidwell <nathan@acm.org>
3626 * gcov.c (STRING_SIZE): Remove.
3627 (generate_results): Erase annotations for source files with no
3628 coverage information.
3630 (output_lines): Use it.
3632 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3634 * gimple.h (gimplify_body): Remove first argument.
3635 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
3636 pointer set here, instead just pass DATA to walk_tree.
3637 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
3638 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
3639 (unvisit_body): Likewise, but with unmark_visited.
3640 (gimplify_body): Remove BODY_P argument and adjust.
3641 (gimplify_function_tree): Adjust call to gimplify_body.
3642 * omp-low.c (finalize_task_copyfn): Likewise.
3644 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
3646 * tree.h (build_function_decl_skip_args): Add boolean parameter.
3647 (build_function_type_skip_args): Delete.
3648 * tree.c (build_function_type_skip_args): Make static and add
3649 SKIP_RETURN parameter. Fix thinko in the handling of variants.
3650 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
3651 pass it to build_function_type_skip_args.
3652 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
3653 (tree_function_versioning): Likewise.
3654 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
3655 build_function_decl_skip_args.
3656 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
3657 and pass it to build_function_decl_skip_args/tree_function_versioning.
3658 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
3659 * ipa-inline-transform.c (save_inline_function_body): Likewise.
3660 * trans-mem.c (ipa_tm_create_version): Likewise.
3661 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
3662 * tree-inline.c (declare_return_variable): Remove always-true test.
3663 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
3664 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
3665 * ipa-split.c (split_function): Skip the return value for the split
3666 part if it doesn't return.
3668 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3670 PR tree-optimization/49642
3671 * ipa-split.c (forbidden_dominators): New variable.
3672 (check_forbidden_calls): New function.
3673 (dominated_by_forbidden): Likewise.
3674 (consider_split): Check for forbidden dominators.
3675 (execute_split_functions): Initialize and free forbidden
3676 dominators info; call check_forbidden_calls.
3678 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3680 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
3682 2012-01-11 Nick Clifton <nickc@redhat.com>
3684 * config/rx/rx.md (return): Define pattern.
3686 2012-01-11 Richard Guenther <rguenther@suse.de>
3688 * doc/extend.texi (malloc attribute): Adjust according to
3691 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
3692 Patrick Marlier <patrick.marlier@gmail.com>
3695 * trans-mem.c (get_cg_data): Traverse aliases if requested.
3696 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
3697 (ipa_tm_note_irrevocable): Same.
3698 (ipa_tm_scan_irr_block): Same.
3699 (ipa_tm_decrement_clone_counts): Same.
3700 (ipa_tm_scan_irr_function): Same.
3701 (ipa_tm_create_version_alias): Same.
3702 (ipa_tm_create_version): Same.
3703 (ipa_tm_transform_calls_redirect): Same.
3704 (ipa_tm_transform_calls): Same.
3705 (ipa_tm_transform_transaction): Same.
3706 (ipa_tm_execute): Same.
3708 2012-01-10 Richard Guenther <rguenther@suse.de>
3711 * opts.c (common_handle_option): Handle -Werror.
3713 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
3715 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
3718 2012-01-10 Jason Merrill <jason@redhat.com>
3720 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
3723 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3725 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
3726 supports R_386_TLS_GD_PLT reloc.
3727 (gcc_cv_as_ix86_tlsldmplt): Check if linker
3728 supports R_386_TLS_LDM_PLT reloc.
3729 * configure: Regenerate.
3730 * config.in: Regenerate.
3732 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
3735 Extend __pgmx semantics to linearize memory.
3736 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
3737 determine if code comes inline or from libgcc.
3738 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
3739 (movmem_qi, movmem_qi): Set constraint #2 to "n".
3740 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
3741 (movmemx_qi, movmemx_hi): New insns.
3742 (xload_<mode>_libgcc): Rewrite to new insn condition.
3743 (xload_<mode>): Remove insns.
3744 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
3745 cases that don't satisfy avr_xload_libgcc_p().
3746 (avr_addr_space_convert): Allow converting in any direction.
3747 (avr_addr_space_subset_p): Return always true.
3748 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
3749 (avr_emit_movmemhi): Ditto.
3750 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
3751 (avr_out_movmem): Ditto.
3752 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
3753 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
3754 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
3755 (avr_encode_section_info): Encode 'progmem' in symbol flags.
3756 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
3758 2012-01-10 Richard Guenther <rguenther@suse.de>
3760 PR tree-optimization/50913
3761 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
3762 Require data-refs to be representable by Graphite with respect
3765 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
3767 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
3768 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
3770 2012-01-10 Tom de Vries <tom@codesourcery.com>
3772 PR rtl-optimization/51271
3773 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
3774 handling annulled branch.
3776 2012-01-10 Richard Henderson <rth@redhat.com>
3778 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
3779 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
3780 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
3781 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
3782 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
3783 arm_expand_vec_perm_const): New.
3784 * config/arm/arm-protos.h: Update.
3785 * config/arm/neon.md (UNSPEC_VCONCAT): New.
3786 (*neon_vswp<VDQX>): New.
3787 (neon_vcombine<VDX>): Use neon_split_vcombine.
3788 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
3789 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
3790 (vec_perm<VE>): New.
3792 2012-01-10 Richard Henderson <rth@redhat.com>
3794 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
3795 use it if reload_completed.
3796 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
3797 arm_output_asm_insn, arm_process_output_memory_barrier,
3798 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
3799 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
3800 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
3801 arm_process_output_sync_insn, arm_output_sync_insn,
3802 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
3803 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
3804 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
3805 (emit_unlikely_jump): New.
3806 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
3807 (arm_split_atomic_op): New.
3808 * config/arm/arm-protos.h: Update.
3809 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
3810 (struct arm_sync_generator): Remove.
3811 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
3812 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
3813 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
3814 (VUNSPEC_LL, VUNSPEC_SC): New.
3815 (sync_result, sync_memory, sync_required_value, sync_new_value,
3816 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
3817 (attr length): Don't use arm_sync_loop_insns.
3818 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
3819 (movsfcc, movdfcc): Likewise.
3820 * config/arm/constraints.md (Ua): New.
3821 * config/arm/prediates.md (mem_noofs_operand): New.
3822 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
3823 (sync_clobber, sync_t2_reqd): Remove.
3824 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
3825 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
3826 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
3827 (arm_sync_compare_and_swap<SIDI>): Remove.
3828 (arm_sync_compare_and_swap<NARROW>): Remove.
3829 (arm_sync_lock_test_and_set<SIDI>): Remove.
3830 (arm_sync_lock_test_and_set<NARROW>): Remove.
3831 (arm_sync_new_<syncop><SIDI>): Remove.
3832 (arm_sync_new_<syncop><NARROW>): Remove.
3833 (arm_sync_new_nand<SIDI>): Remove.
3834 (arm_sync_new_nand<NARROW>): Remove.
3835 (arm_sync_old_<syncop><SIDI>): Remove.
3836 (arm_sync_old_<syncop><NARROW>): Remove.
3837 (arm_sync_old_nand<SIDI>): Remove.
3838 (arm_sync_old_nand<NARROW>): Remove.
3839 (*memory_barrier): Merge arm_output_memory_barrier.
3840 (atomic_compare_and_swap<QHSD>): New.
3841 (atomic_compare_and_swap<NARROW>_1): New.
3842 (atomic_compare_and_swap<SIDI>_1): New.
3843 (atomic_exchange<QHSD>): New.
3844 (cas_cmp_operand, cas_cmp_str): New.
3845 (atomic_op_operand, atomic_op_str): New.
3846 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
3847 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
3848 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
3849 (arm_load_exclusive<NARROW>): New.
3850 (arm_load_exclusivesi, arm_load_exclusivedi): New.
3851 (arm_store_exclusive<QHSD>): New.
3853 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3855 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
3856 reload patterns if -mvsx-scalar-memory.
3858 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
3859 generated, even -mno-vsx-scalar-double was used.
3860 (vsx_xscvdpsp_scalar): Likewise.
3861 (vsx_xscvspdp_scalar2): Likewise.
3863 2012-01-09 Tom de Vries <tom@codesourcery.com>
3864 Andrew Pinski <apinski@cavium.com>
3867 * reorg.c (fill_slots_from_thread): Don't speculate
3868 frame-related insns.
3870 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
3872 * sched-int.h (bb_note): Move to...
3873 * basic-block.h: ...here.
3874 * haifa-sched.c (bb_note): Move to...
3875 * cfgrtl.c: ...here.
3876 * function.c (next_block_for_reg): New function.
3877 (move_insn_for_shrink_wrap): Likewise.
3878 (prepare_shrink_wrap): Rewrite to use the above.
3880 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
3882 * gimple.c (is_gimple_non_addressable): Remove.
3883 * gimple.h: Remove is_gimple_non_addressable.
3884 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3885 is_gimple_non_addressable.
3886 * trans-mem.c (expand_assign_tm): Same.
3888 2012-01-09 Richard Guenther <rguenther@suse.de>
3890 PR tree-optimization/51775
3891 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3892 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3894 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3896 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3898 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3900 2012-01-09 Richard Guenther <rguenther@suse.de>
3902 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3904 2012-01-08 Jan Hubicka <jh@suse.cz>
3906 PR tree-optimize/51680
3907 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3908 on when known_vals needs to be computed; cleanup.
3910 2012-01-08 Jan Hubicka <jh@suse.cz>
3912 PR tree-optimize/51694
3913 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3915 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
3917 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3918 for -std=c++98 and -std=c++11 too.
3920 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
3922 * cfgloop.c (cancel_loop): Add free() of bbs array.
3924 2012-01-07 Jan Hubicka <jh@suse.cz>
3926 PR tree-optimization/51600
3927 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3928 that benefits small functions.
3930 2012-01-07 Jan Hubicka <jh@suse.cz>
3932 * ipa-inline.c (want_inline_small_function_p): Fix formating.
3934 2012-01-07 Jan Hubicka <jh@suse.cz>
3936 PR tree-optimization/51680
3937 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3938 whose inlining reduce unit size.
3940 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
3943 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3944 Add canonical node to containing_mem chain after the non-canonical
3945 one, even if there weren't any locs to propagate.
3946 (remove_useless_values): Keep only canonical values.
3947 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3948 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
3949 canonicalize mem_chain elements that are not discarded.
3951 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3954 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3955 before emitting functions.
3957 PR gcov-profile/50127
3958 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3959 clear_aux_for_blocks.
3961 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3964 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3966 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3968 * c-decl.c (ext_block): Moved up.
3969 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3971 2012-01-06 Han Shen <shenhan@google.com>
3973 Translate built-in include paths for sysroot.
3974 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3975 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3977 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3978 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3980 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3981 control whether sysroot should be prepended to gxx include dir.
3983 * configure: Regenerate.
3985 2012-01-06 Torvald Riegel <triegel@redhat.com>
3987 PR rtl-optimization/51771
3988 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3989 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3991 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3993 PR tree-optimization/51315
3994 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3995 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3997 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4000 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4001 for shrp pattern. Correctly handle and fixup shift variable.
4002 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4004 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4007 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4008 note when !ACCUMULATE_OUTGOING_ARGS.
4010 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4012 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4014 (extract_range_from_unary_expr_1): Avoid useless computations.
4016 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4018 PR rtl-optimization/51767
4019 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4020 of jump_block and add an extra edge for degenerated asm gotos.
4023 * stmt.c (check_unique_operand_names): Don't ICE during error
4024 reporting if i is from labels chain.
4027 * profile.c (branch_prob): Split bbs that have exit edge
4028 and need a fake entry edge too.
4030 2012-01-05 Jan Hubicka <jh@suse.cz>
4033 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4036 2012-01-05 Richard Guenther <rguenther@suse.de>
4039 * tree-streamer-out.c (write_ts_optimization): New function.
4040 (streamer_write_tree_body): Call it.
4041 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4042 (streamer_read_tree_body): Call it.
4043 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4045 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4048 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4049 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4050 in_cleanup_point_expr before gimplify_stmt call and restore it
4052 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4053 in_cleanup_point_expr is false.
4055 2012-01-05 Richard Guenther <rguenther@suse.de>
4058 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4060 * toplev.c (process_options): Reject combining mudflap and LTO.
4061 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4063 2012-01-05 Richard Guenther <rguenther@suse.de>
4065 PR tree-optimization/51760
4066 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4068 (bit_value_unop): Handle UNDEFINED operands.
4069 (bit_value_binop): Likewise.
4071 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4073 * config/avr/avr.c (avr_replace_prefix): Remove.
4074 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4075 (avr_asm_function_rodata_section): Ditto.
4076 (avr_asm_select_section): Ditto.
4078 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4080 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4083 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4086 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4087 calls that have any non-fake successor edges.
4090 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4092 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4094 PR tree-optimization/51624
4095 * tree-sra.c (build_ref_for_model): When replicating a chain of
4096 COMPONENT_REFs, stop as soon as the offset would become negative.
4098 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4101 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4102 in .debug_loc on the floor.
4104 2012-01-04 Andrew Pinski <apinski@cavium.com>
4106 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4108 2012-01-04 Andrew Pinski <apinski@cavium.com>
4109 Adam Nemet <anemet@caviumnetworks.com>
4111 * config/mips/mips.md (size): Add SI and DI.
4112 (SIZE): New mode attribute.
4113 (U): New code attribute.
4114 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4115 (mips_lbux_<mode>): Delete.
4116 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4117 (mips_lhx): Use gen_mips_lhx_extsi.
4118 (mips_lhx_<mode>): Delete.
4120 (mips_l<size>x): New expand.
4121 (mips_lwx_<mode>): Delete.
4122 (mips_l<GPR:size>x_<P:mode>): New pattern.
4123 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4124 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4125 * config/mips/mips.c (mips_lx_address_p): New function.
4126 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4127 (dsp64): New availability predicate.
4128 (mips_builtins): Add an entry for __builtin_mips_ldx.
4129 * config/mips/mips.h (ISA_HAS_LBX): New define.
4130 (ISA_HAS_LBUX): Likewise.
4131 (ISA_HAS_LHX): Likewise.
4132 (ISA_HAS_LHUX): Likewise.
4133 (ISA_HAS_LWX): Likewise.
4134 (ISA_HAS_LWUX): Likewise.
4135 (ISA_HAS_LDX): Likewise.
4136 * doc/extend.texi (__builtin_mips_ldx): Document.
4138 2012-01-04 Tristan Gingold <gingold@adacore.com>
4140 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4141 when long pointers are used.
4142 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4143 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4144 (ia64-hp-*vms*): Remove.
4145 * config/vms/xm-vms64.h: Delete.
4147 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4150 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4152 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4154 * opts.c (finish_options): Remove duplicate sorry.
4156 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4159 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4162 2012-01-04 Richard Guenther <rguenther@suse.de>
4165 * tree.c (size_low_cst): New function.
4166 * tree.h (size_low_cst): Declare.
4167 * fold-const.c (fold_comparison): Use it to extract the low
4168 part of the POINTER_PLUS_EXPR offset.
4170 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4172 Fix clearing ZERO_REG
4173 * config/avr/avr.md (cc): Add alternative "ldi".
4174 (movqi_insn): Use it in cc attribute.
4175 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4176 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4177 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4179 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4181 * configure: Regenerate.
4183 2012-01-04 Richard Guenther <rguenther@suse.de>
4185 PR tree-optimization/49651
4186 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4187 (var_can_have_subvars): Use it.
4188 (get_constraint_for_1): Only consider subfields if there can be any.
4190 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4193 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4194 to its new canonical_cselib_val and the cselib_val was in
4195 first_containing_mem chain, but the canonical_cselib_val was not,
4196 add the latter into the chain.
4197 (cselib_invalidate_mem): Compare canonical_cselib_val of
4198 addr_list chain elt with v.
4201 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4202 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4204 (output_macinfo_op): Don't ggc_strdup fd->filename.
4205 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
4206 then ggc_strdup it. Don't free inc->info or cur->info.
4207 (output_macinfo): Don't free ref->info or file->info.
4209 2012-01-03 Ira Rosen <irar@il.ibm.com>
4211 PR tree-optimization/51269
4212 * tree-vect-loop-manip.c (set_prologue_iterations): Make
4213 first_niters a pointer.
4214 (slpeel_tree_peel_loop_to_edge): Likewise.
4215 (vect_do_peeling_for_loop_bound): Update call to
4216 slpeel_tree_peel_loop_to_edge.
4217 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
4218 here. Remove it from the parameters list.
4219 (vect_do_peeling_for_alignment): Update calls and compute
4222 2012-01-03 Richard Guenther <rguenther@suse.de>
4224 PR tree-optimization/51070
4225 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4226 Properly handle calls.
4228 2012-01-03 Richard Guenther <rguenther@suse.de>
4230 PR tree-optimization/51692
4231 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
4232 the LHS of allocation stmts.
4234 2012-01-03 Olivier Hainque <hainque@adacore.com>
4236 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
4238 2012-01-03 Olivier Hainque <hainque@adacore.com>
4240 * collect2.c (main): In AIX specific computations for vector
4241 insertions, use CONST_CAST2 to cast from char ** to const char **.
4243 2012-01-03 Richard Guenther <rguenther@suse.de>
4246 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
4247 the context of a limbo DIE when it does not already exist.
4249 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4251 PR tree-optimization/51719
4252 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
4253 but direct call is, clear direct call's lhs and don't add fallthrough
4254 edge from dcall_bb to join_bb and PHIs.
4256 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4258 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
4259 the instructions emitted by the pattern.
4260 ("*TDC_insn_<mode>"): Add comment.
4262 2012-01-03 Richard Guenther <rguenther@suse.de>
4265 * fold-const.c (fold_comparison): Properly canonicalize
4266 tree offset and HOST_WIDE_INT bit position.
4268 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
4270 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
4271 operands for extzv pattern.
4273 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4276 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
4279 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
4281 * doc/invoke.texi (-flto and related options): Copy-edit.
4283 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4285 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
4287 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4289 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
4292 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
4294 * expr.h (move_by_pieces_ninsns): Declare.
4295 * expr.c (move_by_pieces_ninsns): Make external.
4296 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
4297 (mips_store_by_pieces_p): Likewise.
4298 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
4299 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
4300 * config/mips/mips.c (mips_move_by_pieces_p): New function.
4301 (mips_store_by_pieces_p): Likewise.
4303 2012-01-02 Jakub Jelinek <jakub@redhat.com>
4305 * passes.c (register_one_dump_file): Free full_name.
4307 * reload1.c (reload): Don't allocate reg_max_ref_width here.
4308 (calculate_elim_costs_all_insns): Free offsets_at and
4309 offsets_known_at at the end and clear the pointers.
4311 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4313 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
4314 this option introduced in r180739.
4316 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4319 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
4320 (tmake_file target=avr): Add avr/t-multilib.
4322 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
4323 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
4324 * config/avr/genmultilib.awk: New file.
4325 * config/avr/t-multilib: New auto-generated file.
4326 * config/avr/multilib.h: New auto-generated file.
4327 * config/avr/t-avr (AVR_MCUS): New variable.
4328 (genopt.sh): Use it.
4329 (s-mlib): Depend on t-multilib.
4330 (t-multilib, multilib.h): New dependencies.
4331 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
4332 (MULTILIB_OPTIONS): Remove.
4333 (MULTILIB_MATCHES): Remove.
4334 (MULTILIB_DIRNAMES): Remove.
4335 (MULTILIB_EXCEPTIONS): Remove:
4336 * config/avr/genopt.sh: Don't use hard coded file name;
4337 pass AVR_MCUS from t-avr instead.
4339 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4341 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
4343 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
4345 Implement light-weight DImode support.
4346 * config/avr/avr-dimode.md: New file.
4347 * config/avr/avr.md: Include it.
4348 (adjust_len): Add plus64, compare64.
4349 (HIDI): Remove code iterator.
4350 (code_stdname): New code attribute.
4351 (rotx, rotsmode): Remove DI.
4352 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
4354 * config/avr/avr-protos.h (avr_have_dimode): New.
4355 (avr_out_plus64, avr_out_compare64): New.
4356 * config/avr/avr.c (avr_out_compare): Handle DImode.
4357 (avr_have_dimode): New variable definition and initialization.
4358 (avr_out_compare64, avr_out_plus64): New functions.
4359 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
4360 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
4361 (avr_compare_pattern): Skip DImode comparisons.
4363 2012-01-02 Revital Eres <revital.eres@linaro.org>
4365 * ddg.c (def_has_ccmode_p): New function.
4366 (add_cross_iteration_register_deps,
4367 create_ddg_dep_from_intra_loop_link): Call it.
4369 2012-01-02 Richard Guenther <rguenther@suse.de>
4372 * invoke.texi (fassociative-math): Remove spurious paranthesis.
4374 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4376 * gcc.c (process_command): Update copyright notice dates.
4377 * gcov.c (print_version): Likewise.
4378 * gcov-dump.c (print_version): Likewise.
4379 * mips-tfile.c (main): Likewise.
4380 * mips-tdump.c (main): Likewise.
4382 2012-01-01 Ira Rosen <irar@il.ibm.com>
4384 PR tree-optimization/51704
4385 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
4386 a use is inside the basic block or loop before accessing its vect info.
4388 2012-01-01 Jan Hubicka <jhjh@suse.cz>
4390 PR rtl-optimization/51069
4391 * cfgloopmanip.c (remove_path): Removing path making irreducible
4392 region unconditional makes BB part of the region.
4394 2012-01-01 Jakub Jelinek <jakub@redhat.com>
4396 PR tree-optimization/51683
4397 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
4398 calls with side-effects.
4399 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4401 Copyright (C) 2012 Free Software Foundation, Inc.
4403 Copying and distribution of this file, with or without modification,
4404 are permitted in any medium without royalty provided the copyright
4405 notice and this notice are preserved.