1 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
2 Jakub Jelinek <jakub@redhat.com>
5 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6 gr_register_operand with gr_reg_or_0_operand.
7 (cmpxchg_rel_di): Likewise.
8 (sync_lock_test_and_set<mode>): Likewise.
10 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
13 (true_regnum): Likewise.
15 * rtlanal.c (subreg_info): Moved to ...
16 * rtl.h (subreg_info): Here. New.
17 (subreg_get_info): New.
19 * rtlanal.c (subreg_get_info): Make it extern.
21 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24 * config/i386/i386.c (ix86_abi): New.
25 (override_options): Handle -mabi=.
26 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with
28 (ix86_call_abi_override): Likewise.
29 (init_cumulative_args): Likewise.
30 (function_arg_advance): Likewise.
31 (function_arg_64): Likewise.
32 (function_arg): Likewise.
33 (ix86_pass_by_reference): Likewise.
34 (ix86_function_value_regno_p): Likewise.
35 (ix86_build_builtin_va_list_abi): Likewise.
36 (setup_incoming_varargs_64): Likewise.
37 (is_va_list_char_pointer): Likewise.
38 (ix86_init_machine_status): Likewise.
39 (ix86_reg_parm_stack_space): Use enum calling_abi on
41 (ix86_function_type_abi): Return enum calling_abi. Rewrite
42 for 64bit. Replace DEFAULT_ABI with ix86_abi.
43 (ix86_function_abi): Make it static and return enum
45 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
47 (ix86_fn_abi_va_list): Updated.
49 * config/i386/i386.h (ix86_abi): New.
50 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
51 (CONDITIONAL_REGISTER_USAGE): Likewise.
52 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
53 (machine_function): Likewise.
55 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
57 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
58 (STACK_BOUNDARY): Likewise.
59 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
61 * config/i386/i386.opt (mabi=): New.
63 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
64 return enum calling_abi.
65 (ix86_function_type_abi): Likewise.
66 (ix86_function_abi): Removed.
68 * doc/invoke.texi: Document -mabi= option for x86.
70 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
72 * builtins.c (real_dconstp): Delete.
73 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
75 2009-03-27 Dodji Seketeli <dodji@redhat.com>
76 Jakub Jelinek <jakub@redhat.com>
79 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
80 (gen_subprogram_die): When a function is explicit, generate the
81 DW_AT_explicit attribute.
82 * langhooks.h (struct lang_hooks_for_decls): Add
83 function_decl_explicit_p langhook.
84 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
85 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
87 2009-03-27 Jakub Jelinek <jakub@redhat.com>
89 * builtins.c (fold_builtin_memory_op): Optimize memmove
90 into memcpy if we can prove source and destination don't overlap.
92 * tree-inline.c: Include gt-tree-inline.h.
93 (clone_fn_id_num): New variable.
94 (clone_function_name): New function.
95 (tree_function_versioning): Use it.
96 * Makefile.in (GTFILES): Add tree-inline.c.
98 2009-03-27 Mark Mitchell <mark@codesourcery.com>
100 * BASE-VER: Change to 4.5.0.
102 2009-03-27 Xinliang David Li <davidxl@google.com>
104 PR tree-optimization/39557
105 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
107 2009-03-27 Xinliang David Li <davidxl@google.com>
109 PR tree-optimization/39548
110 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
113 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
115 * c-common.c (pointer_int_sum): Use %wd on return from
118 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
120 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
121 on return from tree_low_cst.
123 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
126 * ginclude/stdarg.h (va_copy): Define also for __GXX_EXPERIMENTAL_CXX0X__.
128 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
131 * builtins.h (c_strlen): Do not warn here.
132 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
133 * c-common.c (pointer_int_sum): Take an explicit location.
134 Warn about offsets out of bounds.
135 * c-common.h (pointer_int_sum): Adjust declaration.
137 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
139 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
142 2009-03-26 Jakub Jelinek <jakub@redhat.com>
145 * opts.c (warn_if_disallowed_function_p): Don't assume
146 get_callee_fndecl must return non-NULL.
148 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
150 PR rtl-optimization/39522
151 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
152 when reg_reloaded_valid is set.
154 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
156 * config/spu/divv2df3.c: New file.
157 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
158 (DPBIT_FUNCS): Filter out _div_df.
160 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
162 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
163 a jump insn, count that jump in the distance to the loop start.
165 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
168 * config/sh/sh.c (calc_live_regs): Fix condition for global
169 registers except PIC_OFFSET_TABLE_REGNUM.
171 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
174 * doc/invoke.texi (-mconsole): New.
178 (-mnop-fun-dllimport): New.
182 (sub section "i386 and x86-64 Windows Options"): New.
184 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
186 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
187 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
189 2009-03-25 Richard Guenther <rguenther@suse.de>
192 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
195 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
197 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
198 neither of haifa/selective schedulers are working.
200 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
202 * doc/invoke.texi (Debugging Options): Fix description of
203 -fno-merge-debug-strings.
205 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
207 * config/cris/libgcc.ver: New version-script.
208 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
210 * configure.ac <GAS features, nop mnemonic>: Add pattern
211 crisv32-*-* for "nop".
212 <GAS features, Thread-local storage>: Add item for CRIS and
214 * configure: Regenerate.
216 2009-03-24 Ira Rosen <irar@il.ibm.com>
218 PR tree-optimization/39529
219 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
220 mark_sym_for_renaming for the tag copied to the new vector
223 2009-03-24 Arthur Loiret <aloiret@debian.org>
225 * config.host (alpha*-*-linux*): Use driver-alpha.o and
227 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
228 EXTRA_SPEC_FUNCTIONS.
229 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
230 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
231 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
232 -march and -mtune options.
234 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
236 * config/m68k/t-rtems: Add m5329 multilib.
238 2009-03-24 Dodji Seketeli <dodji@redhat.com>
239 Jakub Jelinek <jakub@redhat.com>
242 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
245 2009-03-23 Jakub Jelinek <jakub@redhat.com>
248 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
249 instead of c_parser_expression_conv, if original_code isn't one of the
250 4 allowed comparison codes, fail.
252 2009-03-23 Richard Guenther <rguenther@suse.de>
254 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
255 * tree.h (struct tree_type): Likewise.
256 * reload.h (struct insn_chain): Likewise.
257 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
258 * function.h (struct function): Likewise.
259 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
261 2009-03-23 Jakub Jelinek <jakub@redhat.com>
263 PR tree-optimization/39516
264 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
266 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
268 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
269 should be set true if BITS_PER_WORD of target is bigger than 32
271 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
273 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
274 Translate -B-options to -rpath-link. Correct existing
275 rpath-link and conditionalize on !nostdlib.
277 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
279 * doc/extend.texi (Function Attributes, Variable Attributes):
281 * doc/invoke.texi (Debugging Options, Optimize Options)
282 (i386 and x86-64 Options, MCore Options): Likewise.
284 2009-03-20 Jakub Jelinek <jakub@redhat.com>
287 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
288 it for block local namespace aliases.
289 (gen_decl_die): Pass context_die to gen_namespace_die.
291 2009-03-19 Jakub Jelinek <jakub@redhat.com>
294 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
295 minimum or maximum value.
297 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
299 * reginfo.c (globalize_reg): Recompute derived reg sets.
301 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
304 * libgcc2.c (mprotect): Do not use signed arguments for
305 VirtualProtect, use DWORD arguments. Also fix the 'may
306 be used uninitialized' warning for the np variable.
308 2009-03-19 Jakub Jelinek <jakub@redhat.com>
311 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
312 functions using regparm calling conventions when not optimizing.
313 (ix86_function_sseregparm): Similarly for sseregparm calling
316 2009-03-19 Li Feng <nemokingdom@gmail.com>
319 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
320 dependence if the first conflict is after niter iterations.
322 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
325 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
326 functions with dynamic stack-pointer adjustments.
328 2009-03-19 Ben Elliston <bje@au.ibm.com>
330 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
331 option; change to -msdata=data.
333 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
335 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
338 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
341 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
343 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
345 * doc/invoke.texi (Code Gen Options): Expand discussion of
348 2009-03-18 Jakub Jelinek <jakub@redhat.com>
350 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
351 * matrix-reorg.c (struct matrix_info): Likewise.
352 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
353 * rtl.h (struct mem_attrs): Likewise.
354 * df.h (struct df): Likewise.
355 * tree-data-ref.h (struct data_dependence_relation): Likewise.
356 * ira-int.h (struct ira_allocno): Likewise.
357 * df-scan.c (struct df_collection_rec): Likewise.
358 * ira.c (struct equivalence): Likewise.
359 * function.c (struct temp_slot): Likewise.
360 * cfgloop.h (struct loop): Likewise.
363 * function.c (use_register_for_decl): When not optimizing, disregard
364 register keyword for variables with types containing methods.
366 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
369 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
370 (is_simple_operand): Call contains_component_ref_p before calling data
371 reference analysis that would fail on COMPONENT_REFs.
373 * tree-vrp.c (search_for_addr_array): Fix formatting.
375 2009-03-18 Richard Guenther <rguenther@suse.de>
377 * tree-vect-transform.c (vect_loop_versioning): Fold the
378 generated comparisons.
379 * tree-vectorizer.c (set_prologue_iterations): Likewise.
380 (slpeel_tree_peel_loop_to_edge): Likewise.
382 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
385 * opts.c (print_specific_help): In addition to `undocumented',
386 accept `separate' and `joined' flags if passed alone. Describe
387 output by the first matched one of those.
388 (common_handle_option): Skip over empty strings.
389 * gcc.c (display_help): Fix help string for `--help='.
390 * doc/invoke.texi (Option Summary, Overall Options): With
391 `--help=', classes and qualifiers can both be repeated, but
392 only the latter can be negated. One should not pass only
393 negated qualifiers. Fix markup and examples.
396 2008-10-14 Jakub Jelinek <jakub@redhat.com>
398 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
401 2009-03-17 Jing Yu <jingyu@google.com>
404 * function.h (struct rtl_data): Move is_thunk from here...
405 (struct function): ...to here.
406 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
407 * varasm.c (assemble_start_function): Change is_thunk from crtl to
409 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
411 (alpha_does_function_need_gp, alpha_start_function): Likewise.
412 (alpha_output_function_end_prologue): Likewise.
413 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
414 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
415 (rs6000_output_function_epilogue): Likewise.
416 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
418 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
421 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
422 from different units in a single alternative.
423 (*truncdfsf_i387): Ditto.
424 (*truncxfsf2_mixed): Ditto.
425 (*truncxfdf2_mixed): Ditto.
427 2009-03-17 Jakub Jelinek <jakub@redhat.com>
429 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
430 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
433 * tree-ssa-live.c (remove_unused_locals): Don't remove local
434 unused non-artificial variables when not optimizing.
437 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
438 DW_TAG_imported_module even if decl is IMPORTED_DECL with
439 NAMESPACE_DECL in its DECL_INITIAL.
442 * optabs.c (set_user_assembler_libfunc): New function.
443 * expr.h (set_user_assembler_libfunc): New prototype.
444 * c-common.c: Include libfuncs.h.
445 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
446 for memcmp, memset, memcpy, memmove and abort.
447 * Makefile.in (c-common.o): Depend on libfuncs.h.
450 * dwarf2out.c (gen_inlined_enumeration_type_die,
451 gen_inlined_structure_type_die, gen_inlined_union_type_die,
452 gen_tagged_type_instantiation_die): Removed.
453 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
456 2009-03-17 Janis Johnson <janis187@us.ibm.com>
459 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
461 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
462 (check-parallel-%): Ditto.
463 (check-consistency): Ditto.
465 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
467 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
468 local variable rhs by NULL_TREE.
470 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
473 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
475 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
478 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
480 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
483 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
484 for ms->sysv ABI calls only in 64bit mode.
486 * config/i386/i386.md (untyped_call): Support 32bit.
488 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
490 * doc/extend.texi: Replace x86_65 with x86_64.
492 2009-03-16 Jakub Jelinek <jakub@redhat.com>
494 PR tree-optimization/39455
495 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
496 mismatches for POINTER_TYPE_P (type).
497 (number_of_iterations_le): Likewise.
499 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
501 * config/picochip/picochip.c: Removed profiling support.
502 * config/picochip/picochip.md: Removed profiling instruction.
503 * config/picochip/picochip.h: Removed profiling builtin.
505 2009-03-16 Joseph Myers <joseph@codesourcery.com>
507 * doc/install.texi (--with-host-libstdcxx): Document.
509 2009-03-14 Anatoly Sokolov <aesok@post.ru>
512 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
513 generate a warning if the function name does not begin with
514 "__vector" and the function has either the 'signal' or 'interrupt'
515 attribute, from here to ...
516 (avr_declare_function_name): ...here. New function.
517 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
518 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
520 2009-03-14 Jakub Jelinek <jakub@redhat.com>
523 * cse.c (fold_rtx): Don't modify original const_arg1 when
524 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
525 separate variable instead.
526 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
527 from out of range shift counts.
528 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
530 2008-03-13 Catherine Moore <clm@codesourcery.com>
532 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
533 diagnostic.h with $(DIAGNOSTIC_H).
535 2008-03-12 Jakub Jelinek <jakub@redhat.com>
538 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
540 * config/i386/sync.md (sync_compare_and_swap<mode>,
541 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
542 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
544 (sync_double_compare_and_swapdi_pic,
545 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
546 cmpxchg8b_pic_memory_operand instead of just memory_operand.
548 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
551 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
553 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
556 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
557 (avx_addsubv4df3): Likewise.
558 (*avx_addsubv4sf3): Likewise.
559 (sse3_addsubv4sf3): Likewise.
561 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
564 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
566 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
569 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
570 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
571 registers for allocnos created from user-defined variables.
573 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
576 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
577 of non-integer mode as well.
579 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
581 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
582 for functions for which the parameter types are unknown.
584 2009-03-11 Jakub Jelinek <jakub@redhat.com>
587 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
588 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
589 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
590 * config/i386/i386.c (ix86_local_alignment): For
591 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
592 long long variables on the stack to avoid dynamic realignment.
593 Allow the first argument to be a decl rather than type.
594 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
596 2009-03-11 Nick Clifton <nickc@redhat.com>
599 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
601 Add description to mno-lsim option.
602 * config/mcore/mcore.h: Remove comment about deprecated m4align
604 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
605 * doc/invoke.texi: Add description of mno-lsim and
606 mstack-increment options.
608 * config/fr30/fr30.opt: Document the -mno-lsim option.
609 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
610 and -mno-lsim options.
612 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
614 * fold-const.c (fold_comparison): Only call fold_inf_compare
615 if the mode supports infinities.
617 2009-03-11 Jason Merrill <jason@redhat.com>
620 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
621 end already did. Notice GIMPLE_CALL modifications of the result.
622 Don't copy debug information from an ignored decl or a decl from
625 2009-03-10 Richard Guenther <rguenther@suse.de>
626 Nathan Froyd <froydnj@codesourcery.com>
629 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
630 (__divMODE3): Likewise.
632 2009-03-09 Jakub Jelinek <jakub@redhat.com>
634 PR tree-optimization/39394
635 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
636 DECL_SIZE_UNIT of variable length FIELD_DECLs.
638 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
640 * recog.c (verfiy_changes): Disallow renaming of hard regs in
641 inline asms for register asm ("") declarations.
643 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
645 * fold-const.c (fold_unary): Fix comment.
647 2009-03-07 Jan Hubicka <jh@suse.cz>
650 * tree-inline.c (setup_one_parameter): Do replacement of const
651 argument by constant in SSA form.
653 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
656 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
657 determine alignment passed to assign_stack_local.
658 (assign_parms_unsplit_complex): Likewise.
659 * except.c (sjlj_build_landing_pads): Likewise.
661 2009-03-06 Jakub Jelinek <jakub@redhat.com>
664 * tree-flow.h (add_referenced_var): Return bool instead of void.
665 * tree-dfa.c (add_referenced_var): Return result of
666 referenced_var_check_and_insert call.
667 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
668 of referenced_var_check_and_insert.
671 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
672 (gen_variable_die): Emit DW_AT_location on abstract static variable's
673 DIE, don't emit it if abstract origin already has it.
674 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
675 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
677 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
679 * genpreds.c: (needs_variable): Fix parentheses at variable name
681 (write_tm_constrs_h): Indent generated code.
683 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
685 * doc/extend.texi (Function Attributes): Add documentation
688 2009-03-06 Jakub Jelinek <jakub@redhat.com>
691 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
692 take locus from its DECL_SOURCE_LOCATION instead of input_location.
694 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
696 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
699 2009-03-05 Jakub Jelinek <jakub@redhat.com>
702 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
703 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
705 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
707 * config/i386/i386.md (R8_REG, R9_REG): New constants.
708 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
709 constants instead of magic numbers.
710 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
712 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
713 (x86_64_ms_abi_int_parameter_registers): Ditto.
714 (x86_64_int_return_registers): Ditto.
715 (ix86_maybe_switch_abi): Ditto.
716 (ix86_expand_call): Ditto for clobbered_registers array.
717 (ix86_hard_regno_mode_ok): Ditto.
718 (x86_extended_QIreg_mentioned_p): Ditto.
720 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
722 PR tree-optimization/39349
723 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
725 * combine.c (gen_lowpart_for_combine): Use omode when generating
728 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
730 PR rtl-optimization/39235
731 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
733 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
735 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
737 2009-03-04 Richard Guenther <rguenther@suse.de>
739 PR tree-optimization/39362
740 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
741 that occur in abnormal PHIs should be varying.
743 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
745 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
747 (simple_iv): Take loop as an argument instead of statement.
748 * tree-scalar-evolution.h (simple_iv): Declaration changed.
749 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
751 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
753 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
754 * matrix-reorg.c (analyze_transpose): Ditto.
755 * tree-data-ref.c (dr_analyze_innermost): Ditto.
756 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
757 * tree-predcom.c (ref_at_iteration): Ditto.
758 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
760 2009-03-04 Richard Guenther <rguenther@suse.de>
762 PR tree-optimization/39358
763 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
764 escaped_id and callused_id.
765 (solve_graph): Likewise.
767 2009-03-04 Richard Guenther <rguenther@suse.de>
769 PR tree-optimization/39339
770 * tree-sra.c (try_instantiate_multiple_fields): Make it
771 no longer ICE on the above.
773 2009-03-03 Joseph Myers <joseph@codesourcery.com>
775 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
776 that fits within Pmode.
778 2009-03-03 Steve Ellcey <sje@cup.hp.com>
781 * tm.texi (LIBCALL_VALUE): Update description.
783 2009-03-03 Steve Ellcey <sje@cup.hp.com>
786 * doc/extend.texi (section): Update description.
788 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
791 * tree-inline.c (remapped_type): New.
792 (can_be_nonlocal): Call remapped_type instead of remap_type.
794 2009-03-03 Jakub Jelinek <jakub@redhat.com>
797 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
798 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
800 2009-03-03 Richard Guenther <rguenther@suse.de>
803 * tree.c (tree_nonartificial_location): New function.
804 * tree.h (tree_nonartificial_location): Declare.
805 * builtins.c (expand_builtin_memory_chk): Provide location
806 of the call location for artificial function pieces.
807 (maybe_emit_chk_warning): Likewise.
808 (maybe_emit_sprintf_chk_warning): Likewise.
809 (maybe_emit_free_warning): Likewise.
810 * expr.c (expand_expr_real_1): Likewise.
812 2009-03-03 Jakub Jelinek <jakub@redhat.com>
814 PR tree-optimization/39343
815 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
816 COMPONENT_REF t has ARRAY_TYPE.
818 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
821 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
822 when the type precision of the induction variable should be
823 larger than the type precision of nit.
824 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
825 * graphite.c (graphite_loop_normal_form): Same.
826 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
828 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
830 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
831 (*call_1_rex64_ms_sysv): Use named constants instead of magic
832 numbers to describe clobbered registers.
833 (*call_value_0_rex64_ms_sysv): Ditto.
834 * config/i386/mmx.md (mmx_emms): Ditto.
837 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
839 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
842 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
844 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
845 (spu_section_type_flags): New function.
847 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
849 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
850 reg_class_contents of FLOAT_REGS into a temporary.
852 2009-03-02 Richard Guenther <rguenther@suse.de>
853 Ira Rosen <irar@il.ibm.com>
855 PR tree-optimization/39318
856 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
857 information to the vectorized statement.
859 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
861 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
862 variable. Use defined names instead of magic constants for REX SSE
865 2009-03-01 Richard Guenther <rguenther@suse.de>
867 PR tree-optimization/39331
868 * omp-low.c (lower_send_shared_vars): Do not receive new
869 values for the reference of DECL_BY_REFERENCE parms or results.
871 2009-03-01 Jan Hubicka <jh@suse.cz>
874 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
875 BLOCK_NONLOCALIZED_VAR): New macros.
876 (tree_block): Add nonlocalized_vars.
877 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
878 gen_decl_die): Add origin argument. Allow generation of die with
880 (gen_member_die, gen_type_die_with_usage, force_decl_die,
881 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
883 (gen_block_die): Fix checking for unused blocks.
884 (process_scope_var): Break out from .... ; work with origins only.
885 (decls_for_scope) ... here; process nonlocalized list.
886 (dwarf2out_ignore_block): Look for nonlocalized vars.
887 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
889 (dump_scope_block): Dump them.
890 * tree-inline.c (remap_decls): Handle nonlocalized vars.
891 (remap_block): Likewise.
892 (can_be_nonlocal): New predicate.
893 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
895 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
897 * configure: Regenerate.
899 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
901 * optc-gen.awk: No need to duplicate option flags twice.
902 Reuse help texts for duplicate options which do not have any.
904 * gcc.c (display_help): Document --version.
906 * gcc.c (main): If print_help_list and verbose_flag, ensure
907 driver output comes before subprocess output.
909 * optc-gen.awk: Assign all remaining fields to help string,
910 space-separated, for multi-line help in *.opt.
912 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
913 -Wno-pedantic-ms-format is for MinGW targets only.
915 * doc/options.texi (Option file format): Fix bad indentation,
916 restoring dropped sentence.
918 2009-02-28 Jan Hubicka <jh@suse.cz>
920 * tree-inline.c (tree_function_versioning): Output debug info.
922 2009-02-28 Jan Hubicka <jh@suse.cz>
925 * tree-inline.c (setup_one_parameter): Do not copy propagate
926 arguments when not optimizing.
928 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
931 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
932 (avx_addsubv4df3): Likewise.
933 (*avx_addsubv4sf3): Likewise.
934 (sse3_addsubv4sf3): Likewise.
935 (*avx_addsubv2df3): Likewise.
936 (sse3_addsubv2df3): Likewise.
937 (avx_unpckhps256): Correct item selectors.
938 (avx_unpcklps256): Likewise.
939 (avx_unpckhpd256): Likewise.
940 (avx_unpcklpd256): Likewise.
942 2009-02-28 Jan Hubicka <jh@suse.cz>
944 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
946 (copy_arguments_for_versioning): If var is declared don't declare it.
947 (tree_function_versioning): First setup substitutions and then copy
950 2009-02-27 Jan Hubicka <jh@suse.cz>
953 * cgraph.h (varpool_output_debug_info): Remove.
954 * cgraphunit.c (varpool_output_debug_info): Remove.
955 * dwarf2out.c (deferred_locations_struct): New struct
956 (deferred_locations): New type.
957 (deferred_locations_list): New static var.
958 (deffer_location): New function.
959 (gen_variable_die): Use it.
960 (decls_for_scope): Output info on local static vars.
961 (dwarf2out_finish): Process deferred locations.
962 * varpool.c (varpool_output_debug_info): Remove.
964 2009-02-27 Jan Hubicka <jh@suse.cz>
967 * tree.h (TREE_PROTECTED): Fix comment.
968 (BLOCK_HANDLER_BLOCK): Remove.
969 (struct tree_block): Remove handler_block add body_block.
970 (inlined_function_outer_scope_p): New.
971 (is_body_block): Remove.
972 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
973 * dwarf2out.c (is_inlined_entry_point): Remove.
974 (add_high_low_attributes): Use inlined_function_outer_scope_p.
975 (gen_block_die): Use is_inlined_entry_point check. Remove body block
977 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
978 * gimplify.c (gimplify_expr): Gimplify body blocks.
979 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
980 block with multiple subblocks.
981 (dump_scope_block): Prettier output; dump more flags and info.
982 (dump_scope_blocks): New.
983 (remove_unused_locals): Use dump_scope_blocks.
984 * tree-flow.h (dump_scope_blocks): Declare.
985 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
986 * stmt.c (is_body_block): Remove.
987 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
988 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
990 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
993 * graphite.c (graphite_loop_normal_form): Do not call
994 number_of_iterations_exit from a gcc_assert.
996 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
998 * gcc/config/s390/s390.c: (s390_swap_cmp): Look for conditional
999 jumps if COND is NULL.
1000 (find_cond_jump): New function.
1001 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
1002 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
1004 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
1006 * config/alpha/alpha.h (alpha_expand_mov): Return false if
1007 force_const_mem returns NULL_RTX.
1009 2009-02-26 Jan Hubicka <jh@suse.cz>
1012 * cgraph.h (varpool_output_debug_info): Remove.
1013 * cgraphunit.c (varpool_output_debug_info): Remove.
1014 * dwarf2out.c (deferred_locations_struct): New struct
1015 (deferred_locations): New type.
1016 (deferred_locations_list): New static var.
1017 (deffer_location): New function.
1018 (gen_variable_die): Use it.
1019 (decls_for_scope): Output info on local static vars.
1020 (dwarf2out_finish): Process deferred locations.
1021 * varpool.c (varpool_output_debug_info): Remove.
1023 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
1025 PR rtl-optimization/39241
1026 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
1027 to subreg_offset_representable_p.
1029 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
1031 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
1032 execute function prototype. Get f and nregs from max_reg_num
1033 and get_insns. Remove the first backward pass as it's dead,
1034 guard the forward pass by flag_expensive_optimizations.
1035 (rest_of_handle_regmove): Delete.
1036 (pass_regmove): Replace it with regmove_optimize.
1038 2009-02-25 Martin Jambor <mjambor@suse.cz>
1040 PR tree-optimization/39259
1041 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
1042 calls_alloca function flags.
1043 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
1046 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
1048 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
1049 flags_set_1_rtx, flags_set_1_set): Delete.
1050 (regmove_optimize): Do not call mark_flags_life_zones.
1052 2009-02-24 Julian Brown <julian@codesourcery.com>
1055 * config/arm/arm.c (require_pic_register): Only set
1056 cfun->machine->pic_reg once per function.
1058 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
1060 * doc/invoke.texi (Link Options): Document an easier way to pass
1061 options that take arguments to the GNU linker using -Xlinker and -Wl.
1063 2009-02-24 Steve Ellcey <sje@cup.hp.com>
1066 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
1068 2009-02-24 Richard Guenther <rguenther@suse.de>
1071 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
1073 2009-02-24 Richard Guenther <rguenther@suse.de>
1074 Zdenek Dvorak <ook@ucw.cz>
1076 PR tree-optimization/39233
1077 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
1078 from converting them to a generic type.
1080 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
1082 PR tree-optimization/39260
1083 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
1084 contains a condition with a real type.
1085 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
1087 2009-02-23 Jason Merrill <jason@redhat.com>
1090 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
1091 narrowing_initializer_constant_valid_p.
1092 (narrowing_initializer_constant_valid_p): Don't return
1093 null_pointer_node for adding a pointer to itself.
1095 2009-02-23 Jan Hubicka <jh@suse.cz>
1098 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
1101 2009-02-23 Jan Hubicka <jh@suse.cz>
1103 PR tree-optimization/37709
1104 * tree.c (block_ultimate_origin): Move here from dwarf2out.
1105 * tree.h (block_ultimate_origin): Declare.
1106 * dwarf2out.c (block_ultimate_origin): Move to tree.c
1107 * tree-ssa-live.c (remove_unused_scope_block_p):
1108 Eliminate blocks containig no instructions nor live variables nor
1110 (dump_scope_block): New function.
1111 (remove_unused_locals): Enable removal of dead blocks by default;
1112 enable dumping at TDF_DETAILS.
1114 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
1116 * config/i386/i386.c (classify_argument): Don't allow COImode
1118 (function_arg_advance_32): Don't allow OImode.
1119 (function_arg_32): Likewise.
1120 (function_value_32): Likewise.
1121 (return_in_memory_32): Likewise.
1122 (function_arg_64): Remove OImode comment.
1124 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
1127 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1128 ix86_expand_vector_set for V4DImode in 64bit mode only.
1129 (ix86_expand_vector_init_one_var): Likewise.
1131 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
1133 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
1135 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
1138 * loop-iv.c: Revert last change.
1139 * emit-rtl.c: Likewise.
1141 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
1144 * config/i386/i386.c (type_natural_mode): Remove an extra
1145 space in the warning message.
1146 (function_value_32): Handle 32-byte vector modes.
1147 (return_in_memory_32): Likewise.
1149 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
1151 * loop-iv.c (truncate_value): New function.
1152 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
1154 (lowpart_subreg): Move to...
1155 * emit-rtl.c: ...here.
1157 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
1159 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
1160 accidental and undocumented change at revision 140860.
1162 2009-02-21 Joseph Myers <joseph@codesourcery.com>
1164 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
1165 take gimple_seq * arguments.
1166 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
1167 types_compatible_p langhook.
1169 2009-02-20 Mark Mitchell <mark@codesourcery.com>
1170 Joseph Myers <joseph@codesourcery.com>
1172 * config/arm/arm.c (arm_builtin_va_list): New function.
1173 (arm_expand_builtin_va_start): Likewise.
1174 (arm_gimplify_va_arg_expr): Likewise.
1175 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
1176 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
1177 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
1178 (va_list_type): New variable.
1179 (arm_mangle_type): Mangle va_list_type appropriately.
1181 2009-02-20 Jakub Jelinek <jakub@redhat.com>
1184 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
1185 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
1186 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
1187 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
1188 parameter to 1000 for -O1 by default.
1189 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
1191 * loop-invariant.c: Include params.h.
1192 (move_loop_invariants): Don't call move_single_loop_invariants on
1195 2009-02-20 Jaka Mocnik <jaka@xlab.si>
1197 * calls.c (emit_library_call_value_1): Use slot_offset instead of
1198 offset when calculating bounds for indexing stack_usage_map. Fixes
1199 a buffer overflow with certain target setups.
1201 2009-02-20 Jakub Jelinek <jakub@redhat.com>
1204 * calls.c (expand_call): Clear try_tail_call if caller and callee
1205 disagree in promotion of function return value.
1207 2009-02-19 Jakub Jelinek <jakub@redhat.com>
1210 * c-common.c (c_determine_visibility): If visibility changed and
1211 DECL_RTL has been already set, call make_decl_rtl to update symbol
1214 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
1217 * varasm.c (assemble_variable): Don't check DECL_NAME when
1218 globalizing a variable.
1220 2009-02-19 Joseph Myers <joseph@codesourcery.com>
1223 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
1224 expression before any __builtin_trap call.
1225 * c-typeck.c (build_function_call): Convert and check function
1226 arguments before generating a call to a trap. Evaluate the
1227 function arguments before the trap.
1229 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
1232 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
1233 (UNSPEC_FXAM_MEM): New unspec.
1234 (fxam<mode>2_i387_with_temp): New insn and split pattern.
1235 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
1236 memory using fxam<mode>2_i387_with_temp to remove excess precision.
1238 2009-02-19 Richard Guenther <rguenther@suse.de>
1240 PR tree-optimization/39207
1241 PR tree-optimization/39074
1242 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
1243 storedanything_tree): New.
1244 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
1245 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
1246 (build_succ_graph): Add edges from STOREDANYTHING to all
1248 (init_base_vars): Initialize STOREDANYTHING.
1249 (compute_points_to_sets): Free substitution info after
1250 building the succ graph.
1251 (ipa_pta_execute): Likewise.
1253 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
1255 (do_ds_constraint): Do not add to special var or non-pointer
1257 (type_could_have_pointers): Split out from ...
1258 (could_have_pointers): ... here. For arrays use the element type.
1259 (create_variable_info_for): Initialize may_have_pointers.
1260 (new_var_info): Likewise.
1261 (handle_lhs_call): Make the HEAP variable unknown-sized.
1262 (intra_create_variable_infos): Use a type with pointers for
1263 PARM_NOALIAS, make it unknown-sized.
1265 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
1268 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
1270 2009-02-18 Jason Merrill <jason@redhat.com>
1273 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
1274 value if DECL_EXTERNAL.
1275 * tree-sra.c (sra_walk_gimple_assign): Likewise.
1276 * target.h (gcc_target::binds_local_p): Clarify "module".
1277 * tree.h (TREE_PUBLIC): Clarify "module".
1279 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
1282 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
1283 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
1285 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
1288 * c.opt (Wabi): Support C and ObjC.
1291 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
1293 * config/i386/i386.c (classify_argument): Warn once about the ABI
1294 change when passing union with long double.
1296 * doc/invoke.texi: Update -Wabi for warning psABI changes.
1298 2009-02-18 Joseph Myers <joseph@codesourcery.com>
1301 * c-parser.c (c_parser_compound_statement): Always enter and leave
1304 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1307 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
1309 2009-02-18 Jakub Jelinek <jakub@redhat.com>
1311 PR tree-optimization/36922
1312 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
1313 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
1316 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
1318 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
1321 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
1323 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
1325 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
1327 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
1330 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
1331 Richard Sandiford <rdsandiford@googlemail.com>
1333 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
1334 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
1335 (loongson_biadd): ...this.
1337 2009-02-17 Richard Guenther <rguenther@suse.de>
1339 PR tree-optimization/39202
1340 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
1341 a var make sure to follow existing collapses.
1343 2009-02-17 Richard Guenther <rguenther@suse.de>
1346 * langhooks.c (lhd_print_error_function): Check for NULL block.
1348 2009-02-17 Richard Guenther <rguenther@suse.de>
1350 PR tree-optimization/39204
1351 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
1354 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
1356 * config/soft-fp/double.h: Update from glibc CVS.
1358 2009-02-17 Richard Guenther <rguenther@suse.de>
1360 PR tree-optimization/39207
1361 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
1362 strict-aliasing warnings for pointers pointing to NULL.
1364 2009-02-16 Joseph Myers <joseph@codesourcery.com>
1367 * c-parser.c (c_parser_braced_init): Call pop_init_level when
1368 skipping until next close brace.
1370 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
1373 * config/i386/i386.c (ix86_expand_push): Set memory alignment
1374 to function argument boundary.
1376 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
1378 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
1379 in the lea_add. Reload eventually constraints it properly.
1380 * config/picochip/constraints.md : Remove the target constraint
1381 "b", since it is not needed anymore.
1383 2009-02-16 Jakub Jelinek <jakub@redhat.com>
1385 * gthr-dce.h: Uglify function parameter and local variable names.
1386 * gthr-gnat.h: Likewise.
1387 * gthr-mipssde.h: Likewise.
1388 * gthr-nks.h: Likewise.
1389 * gthr-posix95.h: Likewise.
1390 * gthr-posix.h: Likewise.
1391 * gthr-rtems.h: Likewise.
1392 * gthr-single.h: Likewise.
1393 * gthr-solaris.h: Likewise.
1394 * gthr-tpf.h: Likewise.
1395 * gthr-vxworks.h: Likewise.
1396 * gthr-win32.h: Likewise.
1398 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
1401 * config/i386/i386.md: Restrict the new peephole2 to move
1402 between MMX/SSE registers.
1404 2009-02-15 Richard Guenther <rguenther@suse.de>
1407 2009-02-13 Richard Guenther <rguenther@suse.de>
1409 * configure.ac: Enable LFS.
1410 * configure: Re-generate.
1411 * config.in: Likewise.
1413 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1415 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
1416 spu_srqwbyte, spu_srqwbytebc): Define.
1417 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
1418 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
1419 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
1420 "shrqby_<mode>"): New insn-and-split patterns.
1421 * config/spu/spu.c (expand_builtin_args): Determine and return
1422 number of operands using spu_builtin_description data.
1423 (spu_expand_builtin_1): Use it.
1425 2009-02-13 Steve Ellcey <sje@cup.hp.com>
1428 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
1431 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
1434 * config/i386/i386.c (override_options): Correct warning
1435 messages for -malign-loops, -malign-jumps and -malign-functions.
1437 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
1440 * config/i386/i386.md: Restrict the new peephole2 to move
1441 between the general purpose registers.
1443 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
1446 * config/i386/i386.c (type_natural_mode): Add a new argument.
1447 Return the original mode and warn ABI change if vector size is 32byte.
1448 (function_arg_advance): Updated.
1449 (function_arg): Likewise.
1450 (ix86_function_value): Likewise.
1451 (ix86_return_in_memory): Likewise.
1452 (ix86_sol10_return_in_memory): Likewise.
1453 (ix86_gimplify_va_arg): Likewise.
1454 (function_arg_32): Don't warn ABX ABI change here.
1455 (function_arg_64): Likewise.
1457 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
1459 * loop-iv.c (implies_p): In the final case, test that operands 0
1460 of the two comparisons match.
1462 * config/bfin/bfin.c (find_prev_insn_start): New function.
1463 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
1464 (find_next_insn_start): Move.
1466 2009-02-13 Richard Guenther <rguenther@suse.de>
1468 * configure.ac: Enable LFS.
1469 * configure: Re-generate.
1470 * config.in: Likewise.
1472 2009-02-13 Joseph Myers <joseph@codesourcery.com>
1475 * c-parser.c (c_parser_parms_list_declarator): Discard pending
1476 sizes on syntax error after some arguments have been parsed.
1478 2009-02-12 Jakub Jelinek <jakub@redhat.com>
1480 * doc/invoke.texi (-fira): Remove.
1482 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
1484 * caller-save.c: Replace regclass.c with reginfo.c in comments.
1485 * recog.c: Likewise.
1488 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
1490 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
1491 (umul_ppmm): Likewise.
1492 (count_leading_zeros): Likewise.
1493 (count_trailing_zeros): Likewise.
1494 (UMUL_TIME): Likewise.
1496 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
1498 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
1499 soft-fp/t-softfp to tmake_file.
1501 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
1502 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
1503 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
1504 IA64_BUILTIN_INFQ]: New.
1505 (ia64_init_builtins): Initialize __builtin_infq,
1506 __builtin_fabsq and __builtin_copysignq if not HPUX.
1507 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
1508 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
1510 * config/ia64/lib1funcs.asm (__divtf3): Define only if
1512 (__fixtfti): Likewise.
1513 (__fixunstfti): Likewise.
1514 (__floattitf): Likewise.
1516 * config/ia64/libgcc-glibc.ver: New.
1517 * config/ia64/t-fprules-softfp: Likewise.
1518 * config/ia64/sfp-machine.h: Likewise.
1520 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
1521 (LIBGCC2_TF_CEXT): Likewise.
1522 (TF_SIZE): Likewise.
1523 (TARGET_INIT_LIBFUNCS): Likewise.
1525 * config/ia64/t-glibc (SHLINB_MAPFILES):
1526 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
1528 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
1530 * config/i386/i386.c (construct_container): Rewrite processing
1531 BLKmode with X86_64_SSE_CLASS.
1533 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
1536 * config/i386/i386.md: Replace simplify_replace_rtx with
1537 replace_rtx in the new peephole2.
1539 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
1541 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
1542 loop unrolling do not happen at -O2.
1544 2009-02-12 Michael Matz <matz@suse.de>
1546 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
1548 2009-02-12 Jakub Jelinek <jakub@redhat.com>
1550 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
1553 2009-02-12 Ben Elliston <bje@au.ibm.com>
1555 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
1556 patterns when updating the back chain. Missed in the 2009-02-10
1559 2009-02-11 Janis Johnson <janis187@us.ibm.com>
1561 * doc/extend.texi (Decimal Floating Types): Update identifier of
1562 draft TR and list of missing support.
1564 2009-02-11 Jakub Jelinek <jakub@redhat.com>
1567 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
1568 bit to variable length decl's flags, add it also to its
1569 pointer replacement variable.
1571 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
1572 Jakub Jelinek <jakub@redhat.com>
1575 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
1576 (memory_blockage): New expander.
1577 (*memory_blockage): New insn pattern.
1578 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
1579 instead of general blockage at the end of function prologue when
1580 frame pointer is used to access red zone area. Do not emit blockage
1581 when profiling, it is emitted in generic code.
1582 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
1583 function epilogue when frame pointer is used to access red zone area.
1585 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
1588 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
1589 by arithmetic with memory operands.
1590 * config/i386/predicates.md (commutative_operator): New.
1592 2009-02-10 Janis Johnson <janis187@us.ibm.com>
1594 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
1597 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
1599 * alias.h (record_alias_subset): Declare.
1600 * alias.c (record_alias_subset): Make global.
1602 2009-02-10 Nick Clifton <nickc@redhat.com>
1604 * tree-parloops.c: Change license to GPLv3.
1605 * ipa-struct-reorg.c: Change license to GPLv3.
1606 * ipa-struct-reorg.h: Change license to GPLv3.
1608 2009-02-10 Steve Ellcey <sje@cup.hp.com>
1611 * c-decl.c (start_struct): Return NULL on error.
1613 2009-02-10 Jakub Jelinek <jakub@redhat.com>
1616 * cfgloopmanip.c (remove_path): Call remove_bbs after
1617 cancel_loop_tree, not before it.
1620 * function.h (struct function): Add has_local_explicit_reg_vars bit.
1621 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
1622 VAR_DECLs were seen.
1623 * tree-ssa-live.c (remove_unused_locals): Recompute
1624 cfun->has_local_explicit_reg_vars.
1625 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
1626 copies or clearings if cfun->has_local_explicit_reg_vars.
1628 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
1631 * config/i386/i386.c (expand_prologue): Emit blockage at the end
1632 of function prologue when frame pointer is used to access
1635 2009-02-10 Richard Guenther <rguenther@suse.de>
1638 * gimplify.c (gimple_regimplify_operands): Always look if
1639 we need to create a temporary.
1641 2009-02-10 Richard Guenther <rguenther@suse.de>
1643 PR tree-optimization/39132
1644 * tree-loop-distribution.c (todo): New global var.
1645 (generate_memset_zero): Trigger TODO_rebuild_alias.
1646 (tree_loop_distribution): Return todo.
1648 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
1651 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
1652 (x86_64_reg_class_name): Removed.
1653 (classify_argument): Return 0 if bytes > 32. Return 0 if the
1654 first one isn't X86_64_SSE_CLASS or any other ones aren't
1655 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
1656 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
1657 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
1658 and 3 X86_64_SSEUP_CLASS.
1659 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
1660 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
1662 2009-02-10 Ben Elliston <bje@au.ibm.com>
1664 * config/rs6000/rs6000.md (allocate_stack): Always use an update
1665 form instruction to update the stack back chain word, even if the
1666 user has disabled the generation of update instructions.
1667 (movdi_<mode>_update_stack): New.
1668 (movsi_update_stack): Likewise.
1669 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
1670 always use an update form instruction to update the stack back
1673 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
1676 * graphite.c (if_region_set_false_region): After moving a region in
1677 the false branch of a condition, remove the empty dummy basic block.
1678 (gloog): Remove wrong fix for PR38953.
1680 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1682 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
1683 generation due to implicit sign extension.
1685 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
1688 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
1689 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
1691 2009-02-09 Richard Guenther <rguenther@suse.de>
1694 * convert.c (convert_to_real): Disable (float)fn((double)x)
1695 to fnf(x) conversion if errno differences may occur and
1696 -fmath-errno is set.
1698 2009-02-07 Anatoly Sokolov <aesok@post.ru>
1700 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
1701 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1702 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1704 2009-02-06 Joseph Myers <joseph@codesourcery.com>
1707 * c-common.c (handle_alias_attribute): Disallow attribute for
1708 anything not a FUNCTION_DECL or VAR_DECL.
1710 2009-02-06 Janis Johnson <janis187@us.ibm.com>
1713 * real.c (do_compare): Special-case compare of zero against
1714 decimal float value.
1716 2009-02-06 Joseph Myers <joseph@codesourcery.com>
1719 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
1720 as indicating flexible array members unless the field itself is
1721 being declarared as the incomplete array.
1723 2009-02-06 Jan Hubicka <jh@suse.cz>
1725 PR tree-optimization/38844
1726 * ipa-inline.c (try_inline): Stop inlining recursion when edge
1729 2009-02-06 Richard Guenther <rguenther@suse.de>
1732 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
1733 fork because we may expand it as __gcov_fork.
1735 2009-02-06 Nick Clifton <nickc@redhat.com>
1737 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
1739 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
1741 PR tree-optimization/35659
1742 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
1743 vn_phi_eq): Shortcut if hashcode does not match.
1744 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
1746 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
1747 and avoid iterative_hash_expr.
1748 (FOR_EACH_VALUE_ID_IN_SET): New.
1749 (value_id_compare): Remove.
1750 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
1751 sort expressions by value id.
1753 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
1756 * config/sh/predicates.md (general_movsrc_operand): Don't check
1757 the subreg of system registers here.
1759 2009-02-05 Jakub Jelinek <jakub@redhat.com>
1762 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
1765 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
1767 PR rtl-optimization/39110
1768 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
1769 addresses, not aligned ones.
1771 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
1772 Richard Guenther <rguenther@suse.de>
1774 PR tree-optimization/39100
1775 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
1776 comment says and add edges.
1778 2009-02-05 Joseph Myers <joseph@codesourcery.com>
1781 * c-common.c (handle_tls_model_attribute): Ignore attribute for
1782 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
1784 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
1786 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
1787 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
1788 register_bb_in_sese, new_sese, free_sese): Moved.
1789 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
1790 outermost_loop_in_scop, build_scop_iteration_domain,
1791 expand_scalar_variables_ssa_name, get_vdef_before_scop,
1792 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
1793 Use loop_in_sese_p instead of loop_in_scop_p.
1794 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
1795 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
1796 (scopdet_basic_block_info): Fix bug in scop detection.
1797 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
1798 eq_loop_to_cloog_loop): Remove.
1799 (nb_loops_around_loop_in_scop, nb_loop
1800 ref_nb_loops): Moved here...
1801 * graphite.h (ref_nb_loops): ... from here.
1802 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
1803 (loop_domain_dim, loop_iteration_vector_dim): Remove.
1804 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
1805 * testsuite/gcc.dg/graphite/scop-19.c: New
1807 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
1808 Hans-Peter Nilsson <hp@axis.com>
1810 PR rtl-optimization/37889
1811 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
1812 Move offset handling from PLUS to before the switch. Use new
1813 arguments when considering SYMBOL_REFs too.
1814 (rtx_addr_can_trap_p): Pass dummy offset and size.
1815 (enum may_trap_p_flags): Remove.
1816 (may_trap_p_1): Pass size from MEM_SIZE.
1818 PR rtl-optimization/38921
1819 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
1820 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
1821 * rtlanal.c (may_trap_after_code_motion_p): Delete.
1822 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
1824 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
1826 AVX Programming Reference (January, 2009)
1827 * config/i386/sse.md (*vpclmulqdq): New.
1829 2009-02-04 Jakub Jelinek <jakub@redhat.com>
1831 PR tree-optimization/38977
1832 PR gcov-profile/38292
1833 * calls.c (special_function_p): Disregard __builtin_ prefix.
1835 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
1837 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
1838 non-indexable addresses even before reload.
1840 2009-02-03 Joseph Myers <joseph@codesourcery.com>
1843 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
1844 as having variable size. Do not give an error for unnamed
1845 parameters with [*] declarators. Give a warning for type names
1846 with [*] declarators and mark them as variable size.
1847 * c-parser.c (c_parser_sizeof_expression): Do not give an error
1848 for sizeof applied to [*] type names.
1850 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1853 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
1855 2009-02-03 Jakub Jelinek <jakub@redhat.com>
1857 * gcc.c (process_command): Update copyright notice dates.
1858 * gcov.c (print_version): Likewise.
1859 * gcov-dump.c (print_version): Likewise.
1860 * mips-tfile.c (main): Likewise.
1861 * mips-tdump.c (main): Likewise.
1863 2009-02-03 Joseph Myers <joseph@codesourcery.com>
1866 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
1867 for composite type involving a zero-length array type.
1869 2009-02-03 Jakub Jelinek <jakub@redhat.com>
1872 * function.c (match_asm_constraints_1): Skip over
1873 initial optional % in the constraint.
1876 * c-parser.c (c_parser_postfix_expression): If fixed point is not
1877 supported, don't accept FIXED_CSTs.
1878 * c-decl.c (finish_declspecs): Error if fixed point is not supported
1879 and _Sat is used without _Fract/_Accum. Set specs->type to
1880 integer_type_node for cts_fract/cts_accum if fixed point is not
1883 2009-02-02 Catherine Moore <clm@codesourcery.com>
1885 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
1887 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
1889 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
1890 (ABI_HAS_64BIT_SYMBOLS): Use it.
1891 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
1893 2009-02-02 Paul Brook <paul@codesourcery.com>
1895 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
1897 2009-02-02 Jakub Jelinek <jakub@redhat.com>
1900 * recog.h (asm_operand_ok): Add constraints argument.
1901 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
1902 recurse on matching constraint.
1903 (check_asm_operands): Pass constraints as 3rd argument to
1904 asm_operand_ok. Don't look up matching constraint here.
1905 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
1908 2009-02-02 Ben Elliston <bje@au.ibm.com>
1910 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
1911 TARGET_NARROW_VOLATILE_BITFIELD macro names.
1913 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1915 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
1916 information. Remove some obsolete information. Reorganize.
1918 * config/pa/fptr.c: Revert license to GPL 2.
1919 * config/pa/milli64.S: Likewise.
1921 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
1924 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
1925 LIBRARY name in, instead of hard-coding it.
1926 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
1927 extra target make frag to tmake_files according to EH model.
1928 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1929 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
1930 frags that define makefile variable EH_MODEL appropriately.
1931 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
1932 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
1933 to "-sjlj" according to type of EH configured.
1934 (LIBGCC_SONAME): Concatenate it to shared library base name.
1935 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
1936 to "_sjlj" according to type of EH configured.
1937 (LIBGCC_SONAME): Concatenate it to shared library base name.
1938 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
1939 (SHLIB_LINK): Add missing semicolon to if-else construct.
1940 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
1941 string value of "pe_dll" command-line option.
1942 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
1943 (SHLIB_SONAME): Use it when overriding t-cygming default.
1944 (SHLIB_IMPLIB): Override t-cygming default.
1945 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
1946 string value of "pe_dll" command-line option.
1948 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
1951 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
1952 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
1954 2009-01-31 Richard Guenther <rguenther@suse.de>
1956 PR tree-optimization/38937
1957 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
1958 computing the transitive closure.
1960 2009-01-30 Richard Guenther <rguenther@suse.de>
1962 PR tree-optimization/39041
1963 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1964 Propagate variable indices only if the types match for this stmt.
1966 2009-01-30 Jakub Jelinek <jakub@redhat.com>
1969 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
1970 inline but never defined.
1972 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
1974 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
1975 (*insv_h_di_reg_extimm): New insn.
1976 (*insv_l<mode>_reg_extimm): New insn.
1978 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1980 * config/picochip/picochip.c (flag_conserve_stack): set
1981 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
1982 fconserve-stack. Reduce call-overhead used by inliner.
1984 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1987 * common.opt (flag_conserve_stack): Initialised to zero.
1989 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
1992 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
1993 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
1996 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
1998 * ira-color.c (allocno_reload_assign): Update comments.
1999 * regmove.c (regmove_optimize): Likewise.
2003 2009-01-29 Robert Millan <rmh@aybabtu.com>
2005 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
2006 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
2007 `MD_UNWIND_SUPPORT'.
2008 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
2010 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
2012 PR tree-optimization/39007
2013 * tree-loop-distribution.c (generate_builtin): Use
2014 recompute_dominator to compute the immediate dominator of the
2015 basic block just after the loop.
2017 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2019 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
2020 (ASM_OUTPUT_DWARF_PCREL): Define.
2022 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
2024 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
2025 * doc/passes.texi: Remove entries about regclass, local-alloc, and
2026 global. Modify entries about regmove and IRA.
2028 * ra-conflict.c: Remove the file.
2030 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
2032 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
2033 (pass_regclass_init): Rename to pass_reginfo_init.
2035 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
2037 * toplev.h (flag_ira): Remove.
2039 * caller-save.c (setup_save_areas): Remove flag_ira.
2041 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
2043 * global.c: Remove the file.
2045 * opts.c: (decode_options): Remove flag_ira.
2047 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
2049 * regmove.c: Modify file description.
2050 (find_use_as_address, try_auto_increment): Define them only if
2051 AUTO_INC_DEC is defined.
2052 (replacement_quality, replace_in_call_usage, fixup_match_1,
2053 stable_and_no_regs_but_for_p): Remove.
2054 (reg_set_in_bb): Make it static.
2055 (regmove_optimize): Remove flag_ira and code which worked for
2058 * local-alloc.c: Remove the file.
2060 * common.opt (fira): Remove.
2062 * ira.c: Include except.h.
2063 (eliminable_regset): Move from global.c.
2064 (mark_elimination): Ditto. Remove flag_ira.
2065 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
2066 equiv_mem_modified, validate_equiv_mem_from_store,
2067 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
2068 contains_replace_regs, memref_referenced_p, memref_used_between_p,
2069 no_equiv, recorded_label_ref): Move from local-alloc.c.
2070 (update_equiv_regs): Ditto. Make it static.
2071 (print_insn_chain, print_insn_chains): Move it from global.c.
2072 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
2073 (build_insn_chain): Ditto. Make it static.
2074 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
2075 Rename to init_live_subregs.
2076 (gate_ira): Remove flag_ira.
2078 * regclass.c: Rename reginfo.c. Change file description.
2079 (FORBIDDEN_INC_DEC_CLASSES): Remove.
2080 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
2081 (init_reg_sets_1): Remove code for evaluation of
2082 reg_class_superclasses and losing_caller_save_reg_set.
2083 (init_regs): Remove init_reg_autoinc.
2084 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
2085 ok_for_base_p_nonstrict): Remove.
2086 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
2087 (pass_regclass_init): Rename to pass_reginfo_init. Modify
2088 corresponding entries.
2089 (dump_regclass, record_operand_costs, scan_one_insn,
2090 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
2091 record_address_regs, auto_inc_dec_reg_p): Remove.
2092 (gt-regclass.h): Rename to gt-reginfo.h.
2094 * rtl.h (dump_global_regs, retry_global_alloc,
2095 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
2097 * Makefile.in (RA_H): Remove.
2098 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
2099 Rename regclass.o to reginfo.o.
2100 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
2102 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
2103 (GTFILES): Rename regclass.c to reginfo.c.
2105 * passes.c (init_optimization_passes): Remove pass_local_alloc and
2106 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
2108 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
2109 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
2111 (finish_spills): Ditto. Remove code for !flag_ira.
2113 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2116 * doc/invoke.texi (rtl debug options): Complete rewrite.
2117 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
2119 * mode-switching.c (pass_mode_switching): Rename pass from
2120 "mode-sw" to "mode_sw".
2121 * except.c (pass_convert_to_eh_ranges): Rename pass from
2122 "eh-ranges" to "eh_ranges".
2123 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
2127 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
2128 Alexander Monakov <amonakov@ispras.ru>
2131 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
2133 (move_exprs_to_boundary): Change return type and pass through
2134 should_move from move_op. Relax assert. Update usage ...
2135 (schedule_expr_on_boundary): ... here. Use should_move instead of
2137 (move_op_orig_expr_found): Indicate that insn was disconnected from
2139 (code_motion_process_successors): Do not call after_merge_succs
2140 callback if original expression was not found when traversing any of
2142 (code_motion_path_driver): Change return type. Update prototype.
2143 (move_op): Update comment. Add a new parameter (should_move). Update
2144 prototype. Set *should_move based on indication provided by
2145 move_op_orig_expr_found.
2147 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
2149 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
2150 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
2151 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
2152 * config/rs6000/rs6000.c (rs6000_override_options): Default
2153 avoid-indexed-addresses on for Power6, off for everything else.
2154 (avoiding_indexed_address_p): New function.
2155 (rs6000_legitimize_address): Use it.
2156 (rs6000_legitimate_address): Likewise.
2157 * config/rs6000/rs6000.md (movXX_updateX): Likewise
2159 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
2161 PR tree-optimization/38997
2162 * tree-loop-distribution.c (generate_memset_zero): Use
2163 POINTER_PLUS_EXPR for a pointer addition.
2165 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
2167 * config/s390/s390.md (bswap<mode>2): New pattern added.
2169 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
2171 * config/s390/s390.md (*tls_load_31): Added type attribute.
2173 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
2175 * config/s390/s390.md: Fix a few comments.
2177 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
2179 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
2180 (*tm<mode>_full): Fixed z10prop attribute.
2181 (*tst<mode>_extimm): Fixed z10prop attribute.
2182 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
2183 (*tstqiCCT_cconly): Fixed z10prop attribute.
2184 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
2185 (*movsi_larl): Fixed z10prop attribute.
2186 (*movsi_zarch): Fixed z10prop attribute.
2187 (*movsi_eas): Fixed z10prop attribute.
2188 (*movhi): Fixed z10prop attribute.
2189 (*movqi): Fixed z10prop attribute.
2190 (*movstrictqi): Fixed z10prop attribute.
2191 (*mov<mode>): Fixed z10prop attribute.
2192 (*movcc): Fixed z10prop attribute.
2193 (*sethighpartdi_64): Fixed z10prop attribute.
2194 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
2195 (*negdi2_sign_cc): Fixed z10prop attribute.
2196 (*negdi2_sign): Fixed z10prop attribute.
2197 (*absdi2_sign_cc): Fixed z10prop attribute.
2198 (*absdi2_sign): Fixed z10prop attribute.
2199 (*negabsdi2_sign_cc): Fixed z10prop attribute.
2200 (*negabsdi2_sign): Fixed z10prop attribute.
2201 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
2202 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
2203 (doloop_si64): Fixed z10prop attribute.
2204 (doloop_si31): Fixed z10prop attribute.
2205 (doloop_long): Fixed z10prop attribute.
2206 (indirect_jump): Fixed z10prop attribute.
2207 (nop): Fixed z10prop attribute.
2208 (main_base_64): Fixed z10prop attribute.
2209 (reload_base_64): Fixed z10prop attribute.
2211 2009-01-28 Jakub Jelinek <jakub@redhat.com>
2213 PR rtl-optimization/38740
2214 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
2216 * config/mips/mips.c (mips_reorg): Likewise.
2218 2009-01-28 Richard Guenther <rguenther@suse.de>
2220 PR tree-optimization/38926
2221 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
2222 with the correct value id to a value.
2223 (do_regular_insertion): Use the value number of edoubleprime
2224 for the value number of the expr.
2227 2008-08-21 Richard Guenther <rguenther@suse.de>
2229 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2230 a PHI ask VN if it is already available.
2231 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2232 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2234 2009-01-28 Jakub Jelinek <jakub@redhat.com>
2237 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
2238 set to varying whenever max has TREE_OVERFLOW set, similarly
2239 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
2241 2009-01-28 Richard Guenther <rguenther@suse.de>
2244 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
2245 uninitialized aggregate uses in call arguments.
2247 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
2249 PR tree-optimization/38984
2250 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
2251 the nothing_id variable if -fno-delete-null-pointer-checks.
2253 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
2256 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
2257 (set_got_offset_rex64): Ditto.
2259 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
2262 * doc/extend.texi: Improve local variable with asm reg.
2264 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
2266 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
2267 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
2268 was not supplied then set warn_packed_bitfield_compat to the
2270 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
2273 2009-01-27 Richard Guenther <rguenther@suse.de>
2275 PR tree-optimization/38503
2276 * cfgexpand.c (expand_gimple_basic_block): Ignore
2277 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
2278 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
2279 variables that cannot have TBAA applied.
2280 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
2283 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
2286 * calls.c (initialize_argument_information): Do not wrap complex
2287 arguments in SAVE_EXPR.
2289 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
2291 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
2292 (INSTALL_LIBGCC): Revert typo commit.
2294 2009-01-26 Richard Guenther <rguenther@suse.de>
2296 PR tree-optimization/38745
2297 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
2298 from special handling.
2300 2009-01-26 Richard Guenther <rguenther@suse.de>
2302 PR tree-optimization/38745
2303 * tree-ssa.c (execute_update_addresses_taken): Do not include
2304 variables that cannot possibly be a register in not_reg_needs.
2305 Do not clear TREE_ADDRESSABLE on vars that may not become
2307 * tree-ssa.c (update_alias_info_1): Include those in the set
2308 of addressable vars.
2310 2009-01-26 Richard Guenther <rguenther@suse.de>
2313 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
2314 * tree-ssa-dse.c: Include langhooks.h
2315 (execute_simple_dse): Remove stores with zero size.
2317 2009-01-24 Jakub Jelinek <jakub@redhat.com>
2320 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
2323 2009-01-24 Julian Brown <julian@codesourcery.com>
2325 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
2326 config/arm/linux-atomic.c.
2327 * config/arm/linux-atomic.c: New.
2329 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
2331 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
2332 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
2333 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
2335 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
2338 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
2341 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
2343 PR tree-optimization/38953
2344 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
2345 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
2346 (gloog): Split the exit of the scop when the scop exit is a loop exit.
2347 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
2350 2009-01-24 Paul Brook <paul@codesourcery.com>
2352 * config/arm/neon.md (neon_type): Move to arm.md.
2353 (neon_mov<VSTRUCT>): Add neon_type attribute.
2354 * config/arm/arm.md (neon_type): Move to here.
2355 (conds): Add "unconditioal" and use as default for NEON insns.
2357 2009-01-24 Ben Elliston <bje@au.ibm.com>
2359 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
2360 void *' warning from -Wc++-compat.
2361 * Makefile.in (dominance.o-warn): Remove.
2363 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
2365 PR tree-optimization/38932
2366 * fold-const.c (fold_unary_ignore_overflow): New.
2367 * tree.h (fold_unary_ignore_overflow): Declare.
2368 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
2369 * tree-ssa-sccvn.c (visit_reference_op_load,
2370 simplify_unary_expression): Likewise.
2372 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
2374 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
2375 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
2376 regardless of their type.
2377 * c-common.c (handle_packed_attribute): Don't ignore packed on
2379 * c.opt (Wpacked-bitfield-compat): New warning option.
2380 * stor-layout.c (place_field): Warn if offset of a field changed.
2381 * doc/extend.texi (packed): Mention the ABI change.
2382 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
2383 (Warning Options): Add it to the list.
2385 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
2387 * c-opts.c (c_common_post_options): Fix a typo in comments.
2389 2009-01-22 Steve Ellcey <sje@cup.hp.com>
2392 * gimplify.c (gimplify_init_constructor): Fix promotion of const
2393 variables to static.
2394 * doc/invoke.texi (-fmerge-all-constants): Update description.
2396 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
2399 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
2400 (*movdi_1_rex64): Use type "mmx" for alternative 5.
2402 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
2404 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
2406 (LOCAL_ALIGNMENT): Similarly.
2408 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
2409 Joseph Myers <joseph@codesourcery.com>
2411 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
2412 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
2413 * config/arm/arm-tune.md: Regenerate.
2414 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
2417 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
2419 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
2420 version number to five.
2422 2009-01-22 Dodji Seketeli <dodji@redhat.com>
2425 * c-decl.c: (clone_underlying_type): Revert PR c++/26693 changes.
2426 * c-common.c (set_underlying_type): Likewise.
2427 (is_typedef_decl ): Likewise
2429 (set_underlying_type): Likewise.
2430 (is_typedef_type): Likewise.
2432 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
2435 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
2438 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2441 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
2442 (LIBGCC_SPEC): Don't define.
2443 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
2445 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
2447 PR rtl-optimization/38879
2448 * alias.c (base_alias_check): Unaligned access via AND address can
2449 alias all surrounding object types except those with sizes equal
2450 or wider than the size of unaligned access.
2452 2009-01-21 Dodji Seketeli <dodji@redhat.com>
2455 * c-decl.c: (clone_underlying_type): Move this ...
2456 * c-common.c (set_underlying_type): ... here.
2457 Also, make sure the function properly sets TYPE_STUB_DECL() on
2458 the newly created typedef variant type.
2459 (is_typedef_decl ): New entry point.
2460 * tree.h: Added a new member member_types_needing_access_check to
2461 struct tree_decl_non_common.
2462 (set_underlying_type): New entry point.
2463 (is_typedef_type): Likewise.
2465 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
2467 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
2468 Check whether two instructions have memory references that
2469 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
2470 are helper functions for traversing.
2471 * alias.h (insn_alias_sets_confilict_p): New prototypes.
2472 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
2473 not to draw dependency edge for instructions with non-conflicting
2476 2009-01-20 Joseph Myers <joseph@codesourcery.com>
2479 * longlong.h: Update copyright years. Use soft-fp license notice.
2480 Sync __clz_tab declaration with glibc.
2482 2009-01-20 Steve Ellcey <sje@cup.hp.com>
2485 * doc/extend.texi (syscall_linkage): New.
2486 (version_id): Modify.
2488 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2489 Richard Guenther <rguenther@suse.de>
2491 PR tree-optimization/38747
2492 PR tree-optimization/38748
2493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
2494 conversion if the base address is an indirect reference and the
2495 aliasing sets could cause issues.
2497 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
2499 * common.opt (fgraphite, fgraphite-identity): Add comment for
2500 explaining why these options are not documented.
2502 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
2504 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
2505 gimple_call_lhs is NULL.
2507 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
2510 * emit-rtl.c (adjust_address_1): Make sure memref is never
2513 2009-01-20 Ben Elliston <bje@au.ibm.com>
2515 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
2516 const qualifier from arg parameter. Remove unnecessary cast to char *.
2517 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
2518 const qualifier from arg 2.
2520 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2522 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
2524 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
2527 * rtl.h (reinit_regs): New prototype.
2528 * regclass.c: Include ira.h.
2530 * Makefile.in (regclass.o): Add ira.h.
2531 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
2533 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
2536 * c-common.c (handle_aligned_attribute): Use
2537 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
2538 default alignment value.
2540 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
2542 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
2543 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
2545 * doc/extend.texi: Update __attribute__ ((aligned)). Document
2546 __BIGGEST_ALIGNMENT__.
2548 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
2550 2009-01-18 Richard Guenther <rguenther@suse.de>
2552 PR tree-optimization/38819
2553 * tree-flow.h (operation_could_trap_helper_p): Declare.
2554 * tree-eh.c (operation_could_trap_helper_p): Export.
2555 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
2556 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
2557 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
2558 are about to insert a possibly trapping instruction and fail
2561 2009-01-18 Andreas Schwab <schwab@suse.de>
2563 * doc/install.texi (Configuration): Remove obsolete paragraph
2564 about use of --with-gnu-ld with --with-gnu-as.
2566 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
2568 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
2569 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
2570 Follow spelling conventions.
2572 2009-01-18 Ben Elliston <bje@au.ibm.com>
2574 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
2575 C++ warning about implicit conversion from void * to struct
2577 (bitmap_obstack_free): Likewise for bitmap_element *.
2578 * Makefile.in (bitmap.o-warn): Remove.
2580 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
2582 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
2584 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
2585 Tobias Grosser <tobi.grosser@amd.com>
2587 * graphite.c (graphite_trans_scop_block): Do not block single
2590 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
2592 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
2593 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
2594 test with assertion.
2596 2009-01-16 Richard Guenther <rguenther@suse.de>
2598 PR tree-optimization/38835
2600 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
2601 and INT + PTR -> (INT)(PTR p+ INT) folding.
2602 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
2604 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
2607 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
2608 the subreg from a lowpart subreg if it is also casting the value.
2610 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
2611 Tobias Grosser <tobi.grosser@amd.com>
2613 * graphite.c (compare_prefix_loops): New.
2614 (build_scop_canonical_schedules): Rewritten.
2615 (graphite_transform_loops): Move build_scop_canonical_schedules
2616 after build_scop_iteration_domain.
2618 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
2619 Tobias Grosser <tobi.grosser@amd.com>
2621 * graphite.c (add_conditions_to_domain): Add the loops to
2622 the dimension of the iteration domain. Do copy the domain
2623 only when it exists.
2624 (build_scop_conditions_1): Do not call add_conditions_to_domain.
2625 (add_conditions_to_constraints): New.
2626 (can_generate_code_stmt, can_generate_code): Removed.
2627 (gloog): Do not call can_generate_code.
2628 (graphite_transform_loops): Call add_conditions_to_constraints
2629 after building the iteration domain.
2631 2009-01-16 Jakub Jelinek <jakub@redhat.com>
2633 PR tree-optimization/38789
2634 * tree-ssa-threadedge.c
2635 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2636 __builtin_constant_p.
2638 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2640 * dce.c (delete_unmarked_insns): Reversed the order that insns are
2641 examined before deleting them.
2643 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
2645 * function.c (aggregate_value_p): Correctly extract the function
2646 type from CALL_EXPR_FN lookup.
2648 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
2650 * config/picochip/picochip.c (picochip_override_options): Revert
2651 CFI asm flag disable commited previously.
2653 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
2654 Tobias Grosser <tobi.grosser@amd.com>
2655 Jan Sjodin <jan.sjodin@amd.com>
2657 * graphite.c (scan_tree_for_params): On substractions negate
2658 all the coefficients of the term.
2659 (clast_to_gcc_expression_red): New. Handle reduction expressions
2660 of more than two operands.
2661 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
2662 (get_vdef_before_scop): Handle also the case of default definitions.
2664 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2666 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
2667 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
2668 Also use them when walking CALL_INSN_FUNCTION_USAGE.
2670 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
2671 Joey Ye <joey.ye@intel.com>
2674 * cfgexpand.c (expand_stack_alignment): Don't update stack
2675 boundary nor check incoming stack boundary here.
2676 (gimple_expand_cfg): Update stack boundary and check incoming
2677 stack boundary here.
2679 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2681 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
2683 2009-01-14 Jakub Jelinek <jakub@redhat.com>
2685 PR rtl-optimization/38245
2686 * calls.c (expand_call): Add stack arguments to
2687 CALL_INSN_FUNCTION_USAGE even for pure calls (when
2688 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
2689 in regs and partially in memory or BLKmode arguments.
2690 (emit_library_call_value_1): Add stack arguments to
2691 CALL_INSN_FUNCTION_USAGE even for pure calls (when
2692 ACCUMULATE_OUTGOING_ARGS).
2693 * dce.c: Include tm_p.h.
2694 (find_call_stack_args): New function.
2695 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
2697 (mark_insn): Call find_call_stack_args for CALL_Ps.
2698 (prescan_insns_for_dce): Walk insns backwards in bb rather than
2699 forwards. Allocate and free arg_stores bitmap if needed, pass it
2700 down to deletable_insn_p, don't mark stores set in arg_stores
2701 bitmap, clear the bitmap at the beginning of each bb.
2702 * Makefile.in (dce.o): Depend on $(TM_P_H).
2704 2009-01-14 Michael Meissner <gnu@the-meissners.org>
2707 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
2708 to make sure the insn is a conditional test (bug 22599). Reformat a
2711 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2714 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
2715 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
2716 (gloog): Do not call cleanup_tree_cfg.
2717 (graphite_transform_loops): Call cleanup_tree_cfg after all
2718 scops have been code generated.
2720 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
2721 * doc/gty.texi (Invoking the garbage collector): Added new node
2722 and section documenting ggc_collect.
2724 2009-01-14 Richard Guenther <rguenther@suse.de>
2726 PR tree-optimization/38826
2728 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
2729 initialization notes only if we actually emitted a warning.
2730 (intra_create_variable_infos): Add constraints for a result decl
2731 that is passed by hidden reference.
2732 (build_pred_graph): Mark all related variables non-direct on
2735 2009-01-14 Nick Clifton <nickc@redhat.com>
2737 * ira-conflicts.c: Include addresses.h for the definition of
2739 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
2740 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
2742 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
2745 * Makefile.in (ira-lives.o): Add except.h.
2747 * ira-lives.c: Include except.h.
2748 (process_bb_node_lives): Process can_throw_internal.
2750 2009-01-13 Jakub Jelinek <jakub@redhat.com>
2752 PR rtl-optimization/38774
2753 * combine.c (simplify_set): When undoing cc_use change, don't do
2754 PUT_CODE on the newly created comparison, but instead put back the
2757 2009-01-13 Joseph Myers <joseph@codesourcery.com>
2759 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
2760 values. Remove duplicate arm8 entry.
2762 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2764 PR tree-optimization/38786
2765 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
2766 the SSA_NAME case of expand_scalar_variables_expr.
2767 Set the type of an expression to the type of its assign statement.
2768 (expand_scalar_variables_expr): Also gather the scalar computation
2769 used to index the memory access. Do not pass loop_p.
2770 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
2771 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
2772 the gimple_stmt_iterator where it inserts new code.
2774 (copy_bb_and_scalar_dependences): Do not pass loop_p.
2775 (translate_clast): Update call to copy_bb_and_scalar_dependences.
2777 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2779 * graphite.h (debug_value): Removed.
2780 * graphite.c (debug_value): Removed.
2782 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
2784 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
2785 ldrd/strd with two 32-bit instructions.
2787 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
2789 * config/arm/arm.c (struct processors): Pass for speed down into
2790 cost helper functions.
2791 (const_ok_for_op): Handle COMPARE and inequality nodes.
2792 (arm_rtx_costs_1): Rewrite.
2793 (arm_size_rtx_costs): Update prototype.
2794 (arm_rtx_costs): Pass speed down to helper functions.
2795 (arm_slowmul_rtx_costs): Rework cost calculations.
2796 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
2797 (arm_9e_rtx_costs): Likewise.
2799 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
2801 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
2802 relocations of local symbols wider than UNITS_PER_WORD are not valid.
2803 (alpha_legitimize_address): Do not split local symbols wider than
2804 UNITS_PER_WORD into HIGH/LO_SUM parts.
2806 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
2809 * gcc.c (process_command): Replace call to execvp with calls
2810 to pex_one and exit.
2812 2009-01-03 Anatoly Sokolov <aesok@post.ru>
2815 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
2816 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
2817 variant for devices with 3-byte PC.
2818 (__tablejump_elpm__) : New.
2820 2009-01-12 Jakub Jelinek <jakub@redhat.com>
2823 * c-parser.c (c_parser_postfix_expression): Allow `->' in
2824 offsetof member-designator, handle it as `[0].'.
2826 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2828 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
2829 function when not using named sections on targets with named sections
2830 if branch distance is less than 262132.
2832 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
2834 * combine.c (combine_instructions): Recompute
2835 optimize_this_for_speed_p for each BB in the main combine loop.
2837 2009-01-12 Tomas Bily <tbily@suse.cz>
2840 * tree-loop-distribution.c (prop_phis): New function.
2841 (generate_builtin): Call prop_phis.
2842 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
2844 2009-01-12 Jakub Jelinek <jakub@redhat.com>
2846 PR tree-optimization/38807
2847 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
2848 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
2850 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2852 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2853 subreg of op0 to the original op0.
2855 2009-01-11 Laurent GUERBY <laurent@guerby.net>
2857 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
2859 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
2862 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
2863 starting with digits.
2865 2009-01-10 Jakub Jelinek <jakub@redhat.com>
2868 * config/arm/arm.c (arm_is_long_call_p): Don't call
2869 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
2871 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
2873 * regrename.c (regrename_optimize): Fix dumping.
2874 (find_oldest_value_reg): Preserve REG_POINTER.
2875 (copy_hardreg_forward_1): Likewise.
2877 2009-01-09 Diego Novillo <dnovillo@google.com>
2879 * gimple.h (struct gimple_statement_base) <uid>: Document
2880 the restrictions on its use.
2882 (gimple_set_uid): Tidy.
2884 2009-01-09 Jakub Jelinek <jakub@redhat.com>
2886 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
2887 zero guard even if align_bytes != 0 and count is smaller than
2890 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
2892 PR rtl-optimization/38495
2893 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
2894 (add_range_and_copies_from_move_list): Print all added ranges.
2895 Add ranges to memory optimized destination.
2897 2009-01-09 Jakub Jelinek <jakub@redhat.com>
2901 * config/i386/i386.c (override_options): Reject
2902 -mstringop-strategy=rep_8byte with -m32.
2903 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
2904 to 1. Do count comparison against epilogue_size_needed at compile
2905 time even when count_exp was constant forced into register. For
2906 size_needed don't jump to epilogue, instead just avoid aligning
2907 and invoke the body algorithm. If need_zero_guard, add zero guard
2908 even if count is non-zero, but smaller than size_needed + number of
2909 bytes that could be stored for alignment.
2910 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
2911 to 1. If need_zero_guard, add zero guard even if count is non-zero,
2912 but smaller than size_needed + number of bytes that could be stored
2913 for alignment. Compare size_needed with epilogue_size_needed instead
2914 of desired_align - align, don't adjust size_needed, pass
2915 epilogue_size_needed to the epilogue expanders.
2918 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
2920 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2922 * pa.c (last_address): Change to unsigned.
2923 (update_total_code_bytes): Change argument to unsigned. Don't
2924 check if insn addresses are set.
2925 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
2926 addresses are not set.
2927 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
2929 2009-01-09 Nick Clifton <nickc@redhat.com>
2931 * config/sh/symbian.c: Replace uses of DECL_INLINE with
2932 DECL_DECLARED_INLINE_P.
2934 2009-01-09 Jakub Jelinek <jakub@redhat.com>
2937 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
2938 GET_MODE (op0) in operand_subword_force calls.
2941 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
2942 fold_convert arg0 operands to TREE_TYPE (op0) first.
2944 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
2946 * params.def (ira-max-conflict-table-size): Decrease default value
2949 2009-01-08 Jakub Jelinek <jakub@redhat.com>
2951 PR tree-optimization/37031
2952 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
2954 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
2955 allocate it using gc instead of heap, use VEC_quick_push instead of
2957 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
2958 instead of heap, use VEC_quick_push instead of VEC_safe_push.
2959 * tree-data-ref.h (struct access_matrix): Change matrix to gc
2960 allocated vector from heap allocated.
2961 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
2962 * tree-loop-linear.c (linear_transform_loops): Allocate nest
2963 vector only after perfect_loop_nest_depth call.
2965 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
2966 Jan Sjodin <jan.sjodin@amd.com>
2968 PR tree-optimization/38559
2969 * graphite.c (debug_value, copy_constraint,
2970 swap_constraint_variables, scale_constraint_variable, ): New.
2971 (get_lower_bound, get_upper_bound): Removed.
2972 (graphite_trans_bb_strip_mine): Clean up this code that works
2973 only for constant number of iterations. Fully copy upper and
2974 lower bound constraints, not only the constant part of them.
2975 * graphite.h (debug_value): Declared.
2977 2009-01-08 Ira Rosen <irar@il.ibm.com>
2979 PR tree-optimization/37194
2980 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2981 Don't add the cost of cost model guard in prologue to scalar
2982 outside cost in case of known number of iterations.
2984 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
2985 Alan Modra <amodra@bigpond.net.au>
2987 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
2988 non-word-aligned REG+CONST addressing.
2990 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
2993 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
2994 free_after_compilation when outputting a thunk.
2995 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
2996 Do not call free_after_compilation here.
2998 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
3000 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
3001 (ix86_valid_target_attribute_inner_p): Ditto.
3003 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
3005 PR tree-optimization/38492
3006 PR tree-optimization/38498
3007 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
3008 * tree-chrec.h (scev_is_linear_expression): Declared.
3009 * graphite.c (graphite_cannot_represent_loop_niter): New.
3010 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
3011 (graphite_loop_normal_form): Use gcc_assert.
3012 (scan_tree_for_params): Use CASE_CONVERT.
3013 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
3014 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
3015 Use gcc_assert. Discard scops that contain unhandled cases.
3016 (build_scop_conditions): Return a boolean status for unhandled cases.
3017 (strip_mine_profitable_p): Print the loop number, not its depth.
3018 (is_interchange_valid): Pass the depth of the loop nest, don't
3019 recompute it wrongly.
3020 (graphite_trans_bb_block): Same.
3021 (graphite_trans_bb_block): Print tentative of loop blocking.
3022 (graphite_trans_scop_block): Do not print that the loop has been
3024 (graphite_transform_loops): Do not handle scops that contain condition
3027 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
3029 AVX Programming Reference (December, 2008)
3030 * config/i386/avxintrin.h (_mm256_stream_si256): New.
3031 (_mm256_stream_pd): Likewise.
3032 (_mm256_stream_ps): Likewise.
3034 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
3035 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
3036 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
3037 (bdesc_special_args): Add __builtin_ia32_movntdq256,
3038 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
3039 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
3040 (ix86_expand_special_args_builtin): Likewise.
3042 * config/i386/sse.md (AVXMODEDI): New.
3043 (avx_movnt<mode>): Likewise.
3044 (avx_movnt<mode>): Likewise.
3045 (<sse>_movnt<mode>): Remove AVX support.
3046 (sse2_movntv2di): Likewise.
3048 2009-01-07 Richard Guenther <rguenther@suse.de>
3051 * fold-const.c (extract_muldiv): Remove obsolete comment.
3052 (fold_plusminus_mult_expr): Undo MINUS_EXPR
3053 to PLUS_EXPR canonicalization for the canonicalization.
3055 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
3057 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
3058 hosted cross-compilers generating less efficient code.
3060 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
3062 * function.h (rtl_data): Add a dbr_scheduled_p field.
3063 * reorg.c (dbr_schedule): Set it.
3064 (gate_handle_delay_slots): Check it.
3065 * config/mips/mips.c (mips_base_delayed_branch): Delete.
3066 (mips_reorg): Check flag_delayed_branch instead of
3067 mips_base_delayed_branch.
3068 (mips_override_options): Don't set mips_base_delayed_branch
3069 or flag_delayed_branch.
3071 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
3073 PR rtl-optimization/38426.
3074 * ira.c (ira): Set current_function_is_leaf earlier.
3076 2009-01-06 Jakub Jelinek <jakub@redhat.com>
3078 PR rtl-optimization/38722
3079 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
3080 too early, only set a flag and modify after last possible
3083 2009-01-06 Janis Johnson <janis187@us.ibm.com>
3086 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
3087 * real.c (decimal_single_format): Correct values of emin and emax.
3088 (decimal_double_format): Ditto.
3089 (decimal_quad_format): Ditto.
3090 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
3091 computation of DECnn_MIN and DECnn_MAX for corrected values of
3092 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
3093 __DECnn_MIN__, and adjust its computation for the corrected value
3096 2009-01-06 Jan Hubicka <jh@suse.cz>
3099 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
3101 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3103 * doc/contrib.texi (Contributors): Slightly adjust the end note.
3104 Add Robert Clark to the list of testers.
3106 2009-01-06 Jan Hubicka <jh@suse.cz>
3107 Kai Tietz <kai.tietz@onevision.com>
3109 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
3110 * config/i386/i386.c (ix86_expand_call): Add clobbers.
3112 2009-01-06 Jan Hubicka <jh@suse.cz>
3113 Kai Tietz <kai.tietz@onevision.com>
3115 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
3117 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
3118 (ix86_nsaved_regs): Count only general purpose regs.
3119 (ix86_nsaved_sseregs): New.
3120 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
3121 to 16 for w64; compute padding and size of sse reg save area.
3122 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
3123 general purpose regs.
3124 (ix86_emit_save_sse_regs_using_mov): New.
3125 (ix86_expand_prologue): Save SSE regs if needed.
3126 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
3127 (ix86_emit_restore_sse_regs_using_mov): New.
3128 (ix86_expand_epilogue): Save SSE regs if needed.
3130 2009-01-06 Jan Hubicka <jh@suse.cz>
3131 Kai Tietz <kai.tietz@onevision.com>
3133 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
3134 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
3135 functions when accumulate outgoing args is off.
3137 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
3140 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
3141 before using pseudos_have_intersected_live_ranges_p.
3143 * ira-int.h (ira_assert): Always define.
3145 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
3147 AVX Programming Reference (December, 2008)
3148 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
3149 (_mm256_permute2_pd): Likewise.
3150 (_mm_permute2_ps): Likewise.
3151 (_mm256_permute2_ps): Likewise.
3152 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
3153 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
3155 * config/i386/i386.c (ix86_builtins): Remove
3156 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3157 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
3158 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
3159 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
3160 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3161 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
3162 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
3163 __builtin_ia32_vpermil2ps256.
3164 (ix86_init_mmx_sse_builtins): Updated.
3165 (ix86_expand_args_builtin): Likewise.
3167 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3169 * pa.c (output_call): Relocate non-jump insns in the delay slot of
3170 long absolute calls when generating PA 2.0 code.
3172 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
3174 PR rtl-optimization/38583
3175 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
3177 * params.def (ira-max-conflict-table-size): New.
3179 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
3181 * ira.h (ira_conflicts_p): New external definition.
3183 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
3184 table. Report this. Return result of building.
3185 (ira_build_conflicts): Use ira_conflicts_p. Check result of
3186 building conflict table.
3188 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
3189 (ira_color): Use ira_conflicts_p.
3191 * global.c: Include ira.h.
3192 (pseudo_for_reload_consideration_p, build_insn_chain): Use
3195 * Makefile.in (global.o): Add ira.h.
3197 * ira-build.c (mark_all_loops_for_removal,
3198 propagate_some_info_from_allocno): New.
3199 (remove_unnecessary_allocnos): Call
3200 propagate_some_info_from_allocno.
3201 (remove_low_level_allocnos): New.
3202 (remove_unnecessary_regions): Add parameter. Call
3203 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
3204 parameter to remove_unnecessary_regions.
3205 (ira_build): Remove all regions but root if the conflict table was
3206 not built. Update conflict hard regs for allocnos crossing calls.
3208 * ira.c (ira_conflicts_p): New global.
3209 (ira): Define and use ira_conflicts_p.
3211 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
3212 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
3213 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
3215 2009-01-06 Ben Elliston <bje@au.ibm.com>
3217 * gengtype-lex.l (YY_NO_INPUT): Define.
3219 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3222 * c-common.c (handle_vector_size_attribute): Also reject
3225 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
3227 PR tree-optimization/38492
3228 * graphite.c (rename_map_elt, debug_rename_elt,
3229 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
3230 rename_map_elt_info, eq_rename_map_elts,
3231 get_new_name_from_old_name, bb_in_sese_p): Moved around.
3232 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
3233 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
3234 (sese_build_livein_liveouts): New.
3235 (new_sese, free_sese): New.
3236 (new_scop): Call new_sese.
3237 (free_scop): Call free_sese.
3238 (rename_variables_from_edge, rename_phis_end_scop): Removed.
3239 (register_old_new_names): Renamed register_old_and_new_names.
3240 (register_scop_liveout_renames, add_loop_exit_phis,
3241 insert_loop_close_phis, struct igp,
3242 default_liveout_before_guard, add_guard_exit_phis,
3243 insert_guard_phis, copy_renames): New.
3244 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
3245 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
3246 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
3247 (scop_adjust_phis_for_liveouts): New.
3248 (gloog): Call scop_adjust_phis_for_liveouts.
3250 * graphite.h (struct sese): Documented. Added fields liveout,
3252 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
3253 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
3254 (struct scop): Added field liveout_renames.
3255 (SCOP_LIVEOUT_RENAMES): New.
3257 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
3259 PR tree-optimization/38510
3260 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
3261 (translate_clast): Call recompute_all_dominators before
3263 (gloog): Call recompute_all_dominators before graphite_verify.
3265 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
3266 Jan Sjodin <jan.sjodin@amd.com>
3268 PR tree-optimization/38500
3269 * graphite.c (create_sese_edges): Call fix_loop_structure after
3272 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3274 * config.gcc: Add m32r*-*-rtems*.
3275 * config/m32r/rtems.h: New file.
3277 2009-01-05 Ben Elliston <bje@au.ibm.com>
3279 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
3280 (.po.pox): Likewise.
3281 (po/gcc.pot): Likewise.
3283 2009-01-04 David S. Miller <davem@davemloft.net>
3285 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
3286 (STARTING_FRAME_OFFSET): Always set to zero.
3288 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
3290 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
3291 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
3292 fixed-point types, and vectors of the same.
3294 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
3296 * config/mips/sync.md (*mb_barrier): Rename to...
3297 (*memory_barrier): ...this.
3299 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
3301 * doc/extend.texi (Function Attributes): Move @cindex after @item
3302 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
3303 and put in alphabetical order. Fix 'target' name and put in order.
3304 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
3307 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
3309 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
3310 (memory_barrier): Expand as unspec instead of unspec_volatile.
3311 Remove mem:BLK from insn operands. Use Pmode scratch register.
3312 (*memory_barrier): Define as unspec instead of unspec_volatile.
3313 Use (match_dup 0) as input operand.
3315 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
3316 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
3317 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
3318 scratch register. Remove operand 1.
3319 (*stbar): Define as unspec instead of unspec_volatile.
3320 Use (match_dup 0) as input operand, remove (const_int 8).
3321 (*membar): Define as unspec instead of unspec_volatile.
3322 Use (match_dup 0) as input operand, remove input operand 2.
3324 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
3325 (memory_barrier): Expand as unspec instead of unspec_volatile.
3326 Remove mem:BLK from insn operands. Use Pmode scratch register.
3327 (*memory_barrier): Define as unspec instead of unspec_volatile.
3328 Use (match_dup 0) as input operand.
3330 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
3331 Remove mem:BLK from insn operands. Use Pmode scratch register.
3332 Set volatile flag on operand 0.
3333 (*memory_barrier): New insn pattern.
3335 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
3337 (*memory_barrier): Use (match_dup 0) as input operand.
3339 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
3340 Remove mem:BLK from insn operands. Use Pmode scratch register.
3341 Set volatile flag on operand 0.
3342 (*mb_internal): New insn pattern.
3344 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
3346 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
3349 * function.c (struct temp_slot): Move to the section of the file
3350 that deals with temp slots. Remove field 'address'.
3351 (temp_slot_address_table): New hash table of address -> temp slot.
3352 (struct temp_slot_address_entry): New struct, items for the table.
3353 (temp_slot_address_compute_hash, temp_slot_address_hash,
3354 temp_slot_address_eq, insert_temp_slot_address): Support functions
3356 (find_temp_slot_from_address): Rewrite to use the new hash table.
3357 (remove_unused_temp_slot_addresses): Remove addresses of temp
3358 slots that have been made available.
3359 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
3360 worker function for remove_unused_temp_slot_addresses.
3361 (assign_stack_temp_for_type): Don't clear the temp slot address list.
3362 Add the temp slot address to the address -> temp slot map.
3363 (update_temp_slot_address): Update via insert_temp_slot_address.
3364 (free_temp_slots): Call remove_unused_temp_slot_addresses.
3365 (pop_temp_slots): Likewise.
3366 (init_temp_slots): Allocate the address -> temp slot map, or empty
3367 the map if it is already allocated.
3368 (prepare_function_start): Initialize temp slot processing.
3370 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
3373 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
3374 Calculate the size of all stack vars assuming no packing of stack
3375 vars will happen, replacing a quadratic algorithm with a linear one.
3377 2009-01-03 Jakub Jelinek <jakub@redhat.com>
3380 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
3383 2009-01-03 Diego Novillo <dnovillo@google.com>
3385 * doc/contrib.texi: Update contributions.
3387 2009-01-03 Jakub Jelinek <jakub@redhat.com>
3390 * builtins.c (fold_builtin_memory_op): Give up if either operand
3391 is volatile. Set srctype or desttype to non-qualified version
3395 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
3398 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3400 PR rtl-optimization/35805
3401 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
3402 problem if fast dce is able to remove any instructions.
3403 * dce.c (dce_process_block): Fix dump message.
3405 2009-01-02 Mark Mitchell <mark@codesourcery.com>
3408 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
3410 2009-01-02 Jakub Jelinek <jakub@redhat.com>
3413 * tree-flow.h (op_code_prio, op_prio): New prototypes.
3414 * tree-pretty-print.c (op_code_prio): New function.
3415 (op_prio): No longer static. Use op_code_prio.
3416 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
3417 Use op_prio and op_code_prio to determine if () should be
3418 printed around operand(s) or not.
3420 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
3421 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
3422 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
3423 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
3424 pp_character instead of pp_string for single letter printing.
3426 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3428 * doc/extend.texi: Fix '#pragma GCC option' typo.
3430 2009-01-02 Richard Guenther <rguenther@suse.de>
3432 * doc/install.texi (--enable-checking): Mention different
3434 (--enable-stage1-checking): Document.
3436 2009-01-01 Andrew Pinski <pinskia@gmail.com>
3439 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
3440 case to be an error.
3442 2009-01-02 Ben Elliston <bje@au.ibm.com>
3444 * config/fp-bit.h (pack_d): Constify argument.
3445 * config/fp-bit.c (makenan): Constify return type. Remove casts.
3446 (isnan): Constify argument.
3450 (_fpadd_parts): Constify return type.
3451 (_fpmul_parts): Likewise.
3452 (_fpdiv_parts): Likewise.
3454 2009-01-01 Jakub Jelinek <jakub@redhat.com>
3457 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
3458 warn about overwriting initializer with side-effects or
3459 -Woverride-init if !IMPLICIT.
3460 (output_init_element): Likewise. Pass IMPLICIT down to
3462 (process_init_element): Add IMPLICIT argument. Pass it down
3463 to output_init_element.
3464 (push_init_element, pop_init_level, set_designator): Adjust
3465 process_init_element callers.
3466 (set_nonincremental_init, set_nonincremental_init_from_string):
3467 Adjust add_pending_init callers.
3468 (output_pending_init_elements): Adjust output_init_element callers.
3469 * c-tree.h (process_init_element): Adjust prototype.
3470 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
3471 process_init_element callers.