1 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
4 (true_regnum): Likewise.
6 * rtlanal.c (subreg_info): Moved to ...
7 * rtl.h (subreg_info): Here. New.
8 (subreg_get_info): New.
10 * rtlanal.c (subreg_get_info): Make it extern.
12 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15 * config/i386/i386.c (ix86_abi): New.
16 (override_options): Handle -mabi=.
17 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with
19 (ix86_call_abi_override): Likewise.
20 (init_cumulative_args): Likewise.
21 (function_arg_advance): Likewise.
22 (function_arg_64): Likewise.
23 (function_arg): Likewise.
24 (ix86_pass_by_reference): Likewise.
25 (ix86_function_value_regno_p): Likewise.
26 (ix86_build_builtin_va_list_abi): Likewise.
27 (setup_incoming_varargs_64): Likewise.
28 (is_va_list_char_pointer): Likewise.
29 (ix86_init_machine_status): Likewise.
30 (ix86_reg_parm_stack_space): Use enum calling_abi on
32 (ix86_function_type_abi): Return enum calling_abi. Rewrite
33 for 64bit. Replace DEFAULT_ABI with ix86_abi.
34 (ix86_function_abi): Make it static and return enum
36 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
38 (ix86_fn_abi_va_list): Updated.
40 * config/i386/i386.h (ix86_abi): New.
41 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
42 (CONDITIONAL_REGISTER_USAGE): Likewise.
43 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
44 (machine_function): Likewise.
46 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
48 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
49 (STACK_BOUNDARY): Likewise.
50 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
52 * config/i386/i386.opt (mabi=): New.
54 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
55 return enum calling_abi.
56 (ix86_function_type_abi): Likewise.
57 (ix86_function_abi): Removed.
59 * doc/invoke.texi: Document -mabi= option for x86.
61 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
63 * builtins.c (real_dconstp): Delete.
64 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
66 2009-03-27 Dodji Seketeli <dodji@redhat.com>
67 Jakub Jelinek <jakub@redhat.com>
70 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
71 (gen_subprogram_die): When a function is explicit, generate the
72 DW_AT_explicit attribute.
73 * langhooks.h (struct lang_hooks_for_decls): Add
74 function_decl_explicit_p langhook.
75 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
76 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
78 2009-03-27 Jakub Jelinek <jakub@redhat.com>
80 * builtins.c (fold_builtin_memory_op): Optimize memmove
81 into memcpy if we can prove source and destination don't overlap.
83 * tree-inline.c: Include gt-tree-inline.h.
84 (clone_fn_id_num): New variable.
85 (clone_function_name): New function.
86 (tree_function_versioning): Use it.
87 * Makefile.in (GTFILES): Add tree-inline.c.
89 2009-03-27 Mark Mitchell <mark@codesourcery.com>
91 * BASE-VER: Change to 4.5.0.
93 2009-03-27 Xinliang David Li <davidxl@google.com>
95 PR tree-optimization/39557
96 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
98 2009-03-27 Xinliang David Li <davidxl@google.com>
100 PR tree-optimization/39548
101 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
104 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
106 * c-common.c (pointer_int_sum): Use %wd on return from
109 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
111 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
112 on return from tree_low_cst.
114 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
117 * ginclude/stdarg.h (va_copy): Define also for __GXX_EXPERIMENTAL_CXX0X__.
119 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
122 * builtins.h (c_strlen): Do not warn here.
123 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
124 * c-common.c (pointer_int_sum): Take an explicit location.
125 Warn about offsets out of bounds.
126 * c-common.h (pointer_int_sum): Adjust declaration.
128 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
130 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
133 2009-03-26 Jakub Jelinek <jakub@redhat.com>
136 * opts.c (warn_if_disallowed_function_p): Don't assume
137 get_callee_fndecl must return non-NULL.
139 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
141 PR rtl-optimization/39522
142 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
143 when reg_reloaded_valid is set.
145 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
147 * config/spu/divv2df3.c: New file.
148 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
149 (DPBIT_FUNCS): Filter out _div_df.
151 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
153 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
154 a jump insn, count that jump in the distance to the loop start.
156 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
159 * config/sh/sh.c (calc_live_regs): Fix condition for global
160 registers except PIC_OFFSET_TABLE_REGNUM.
162 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
165 * doc/invoke.texi (-mconsole): New.
169 (-mnop-fun-dllimport): New.
173 (sub section "i386 and x86-64 Windows Options"): New.
175 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
177 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
178 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
180 2009-03-25 Richard Guenther <rguenther@suse.de>
183 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
186 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
188 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
189 neither of haifa/selective schedulers are working.
191 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
193 * doc/invoke.texi (Debugging Options): Fix description of
194 -fno-merge-debug-strings.
196 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
198 * config/cris/libgcc.ver: New version-script.
199 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
201 * configure.ac <GAS features, nop mnemonic>: Add pattern
202 crisv32-*-* for "nop".
203 <GAS features, Thread-local storage>: Add item for CRIS and
205 * configure: Regenerate.
207 2009-03-24 Ira Rosen <irar@il.ibm.com>
209 PR tree-optimization/39529
210 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
211 mark_sym_for_renaming for the tag copied to the new vector
214 2009-03-24 Arthur Loiret <aloiret@debian.org>
216 * config.host (alpha*-*-linux*): Use driver-alpha.o and
218 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
219 EXTRA_SPEC_FUNCTIONS.
220 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
221 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
222 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
223 -march and -mtune options.
225 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
227 * config/m68k/t-rtems: Add m5329 multilib.
229 2009-03-24 Dodji Seketeli <dodji@redhat.com>
230 Jakub Jelinek <jakub@redhat.com>
233 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
236 2009-03-23 Jakub Jelinek <jakub@redhat.com>
239 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
240 instead of c_parser_expression_conv, if original_code isn't one of the
241 4 allowed comparison codes, fail.
243 2009-03-23 Richard Guenther <rguenther@suse.de>
245 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
246 * tree.h (struct tree_type): Likewise.
247 * reload.h (struct insn_chain): Likewise.
248 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
249 * function.h (struct function): Likewise.
250 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
252 2009-03-23 Jakub Jelinek <jakub@redhat.com>
254 PR tree-optimization/39516
255 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
257 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
259 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
260 should be set true if BITS_PER_WORD of target is bigger than 32
262 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
264 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
265 Translate -B-options to -rpath-link. Correct existing
266 rpath-link and conditionalize on !nostdlib.
268 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
270 * doc/extend.texi (Function Attributes, Variable Attributes):
272 * doc/invoke.texi (Debugging Options, Optimize Options)
273 (i386 and x86-64 Options, MCore Options): Likewise.
275 2009-03-20 Jakub Jelinek <jakub@redhat.com>
278 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
279 it for block local namespace aliases.
280 (gen_decl_die): Pass context_die to gen_namespace_die.
282 2009-03-19 Jakub Jelinek <jakub@redhat.com>
285 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
286 minimum or maximum value.
288 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
290 * reginfo.c (globalize_reg): Recompute derived reg sets.
292 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
295 * libgcc2.c (mprotect): Do not use signed arguments for
296 VirtualProtect, use DWORD arguments. Also fix the 'may
297 be used uninitialized' warning for the np variable.
299 2009-03-19 Jakub Jelinek <jakub@redhat.com>
302 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
303 functions using regparm calling conventions when not optimizing.
304 (ix86_function_sseregparm): Similarly for sseregparm calling
307 2009-03-19 Li Feng <nemokingdom@gmail.com>
310 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
311 dependence if the first conflict is after niter iterations.
313 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
316 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
317 functions with dynamic stack-pointer adjustments.
319 2009-03-19 Ben Elliston <bje@au.ibm.com>
321 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
322 option; change to -msdata=data.
324 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
326 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
329 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
332 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
334 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
336 * doc/invoke.texi (Code Gen Options): Expand discussion of
339 2009-03-18 Jakub Jelinek <jakub@redhat.com>
341 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
342 * matrix-reorg.c (struct matrix_info): Likewise.
343 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
344 * rtl.h (struct mem_attrs): Likewise.
345 * df.h (struct df): Likewise.
346 * tree-data-ref.h (struct data_dependence_relation): Likewise.
347 * ira-int.h (struct ira_allocno): Likewise.
348 * df-scan.c (struct df_collection_rec): Likewise.
349 * ira.c (struct equivalence): Likewise.
350 * function.c (struct temp_slot): Likewise.
351 * cfgloop.h (struct loop): Likewise.
354 * function.c (use_register_for_decl): When not optimizing, disregard
355 register keyword for variables with types containing methods.
357 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
360 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
361 (is_simple_operand): Call contains_component_ref_p before calling data
362 reference analysis that would fail on COMPONENT_REFs.
364 * tree-vrp.c (search_for_addr_array): Fix formatting.
366 2009-03-18 Richard Guenther <rguenther@suse.de>
368 * tree-vect-transform.c (vect_loop_versioning): Fold the
369 generated comparisons.
370 * tree-vectorizer.c (set_prologue_iterations): Likewise.
371 (slpeel_tree_peel_loop_to_edge): Likewise.
373 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
376 * opts.c (print_specific_help): In addition to `undocumented',
377 accept `separate' and `joined' flags if passed alone. Describe
378 output by the first matched one of those.
379 (common_handle_option): Skip over empty strings.
380 * gcc.c (display_help): Fix help string for `--help='.
381 * doc/invoke.texi (Option Summary, Overall Options): With
382 `--help=', classes and qualifiers can both be repeated, but
383 only the latter can be negated. One should not pass only
384 negated qualifiers. Fix markup and examples.
387 2008-10-14 Jakub Jelinek <jakub@redhat.com>
389 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
392 2009-03-17 Jing Yu <jingyu@google.com>
395 * function.h (struct rtl_data): Move is_thunk from here...
396 (struct function): ...to here.
397 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
398 * varasm.c (assemble_start_function): Change is_thunk from crtl to
400 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
402 (alpha_does_function_need_gp, alpha_start_function): Likewise.
403 (alpha_output_function_end_prologue): Likewise.
404 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
405 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
406 (rs6000_output_function_epilogue): Likewise.
407 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
409 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
413 from different units in a single alternative.
414 (*truncdfsf_i387): Ditto.
415 (*truncxfsf2_mixed): Ditto.
416 (*truncxfdf2_mixed): Ditto.
418 2009-03-17 Jakub Jelinek <jakub@redhat.com>
420 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
421 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
424 * tree-ssa-live.c (remove_unused_locals): Don't remove local
425 unused non-artificial variables when not optimizing.
428 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
429 DW_TAG_imported_module even if decl is IMPORTED_DECL with
430 NAMESPACE_DECL in its DECL_INITIAL.
433 * optabs.c (set_user_assembler_libfunc): New function.
434 * expr.h (set_user_assembler_libfunc): New prototype.
435 * c-common.c: Include libfuncs.h.
436 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
437 for memcmp, memset, memcpy, memmove and abort.
438 * Makefile.in (c-common.o): Depend on libfuncs.h.
441 * dwarf2out.c (gen_inlined_enumeration_type_die,
442 gen_inlined_structure_type_die, gen_inlined_union_type_die,
443 gen_tagged_type_instantiation_die): Removed.
444 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
447 2009-03-17 Janis Johnson <janis187@us.ibm.com>
450 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
452 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
453 (check-parallel-%): Ditto.
454 (check-consistency): Ditto.
456 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
458 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
459 local variable rhs by NULL_TREE.
461 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
464 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
466 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
469 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
471 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
474 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
475 for ms->sysv ABI calls only in 64bit mode.
477 * config/i386/i386.md (untyped_call): Support 32bit.
479 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
481 * doc/extend.texi: Replace x86_65 with x86_64.
483 2009-03-16 Jakub Jelinek <jakub@redhat.com>
485 PR tree-optimization/39455
486 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
487 mismatches for POINTER_TYPE_P (type).
488 (number_of_iterations_le): Likewise.
490 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
492 * config/picochip/picochip.c: Removed profiling support.
493 * config/picochip/picochip.md: Removed profiling instruction.
494 * config/picochip/picochip.h: Removed profiling builtin.
496 2009-03-16 Joseph Myers <joseph@codesourcery.com>
498 * doc/install.texi (--with-host-libstdcxx): Document.
500 2009-03-14 Anatoly Sokolov <aesok@post.ru>
503 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
504 generate a warning if the function name does not begin with
505 "__vector" and the function has either the 'signal' or 'interrupt'
506 attribute, from here to ...
507 (avr_declare_function_name): ...here. New function.
508 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
509 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
511 2009-03-14 Jakub Jelinek <jakub@redhat.com>
514 * cse.c (fold_rtx): Don't modify original const_arg1 when
515 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
516 separate variable instead.
517 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
518 from out of range shift counts.
519 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
521 2008-03-13 Catherine Moore <clm@codesourcery.com>
523 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
524 diagnostic.h with $(DIAGNOSTIC_H).
526 2008-03-12 Jakub Jelinek <jakub@redhat.com>
529 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
531 * config/i386/sync.md (sync_compare_and_swap<mode>,
532 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
533 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
535 (sync_double_compare_and_swapdi_pic,
536 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
537 cmpxchg8b_pic_memory_operand instead of just memory_operand.
539 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
542 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
544 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
547 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
548 (avx_addsubv4df3): Likewise.
549 (*avx_addsubv4sf3): Likewise.
550 (sse3_addsubv4sf3): Likewise.
552 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
555 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
557 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
560 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
561 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
562 registers for allocnos created from user-defined variables.
564 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
567 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
568 of non-integer mode as well.
570 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
572 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
573 for functions for which the parameter types are unknown.
575 2009-03-11 Jakub Jelinek <jakub@redhat.com>
578 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
579 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
580 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
581 * config/i386/i386.c (ix86_local_alignment): For
582 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
583 long long variables on the stack to avoid dynamic realignment.
584 Allow the first argument to be a decl rather than type.
585 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
587 2009-03-11 Nick Clifton <nickc@redhat.com>
590 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
592 Add description to mno-lsim option.
593 * config/mcore/mcore.h: Remove comment about deprecated m4align
595 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
596 * doc/invoke.texi: Add description of mno-lsim and
597 mstack-increment options.
599 * config/fr30/fr30.opt: Document the -mno-lsim option.
600 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
601 and -mno-lsim options.
603 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
605 * fold-const.c (fold_comparison): Only call fold_inf_compare
606 if the mode supports infinities.
608 2009-03-11 Jason Merrill <jason@redhat.com>
611 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
612 end already did. Notice GIMPLE_CALL modifications of the result.
613 Don't copy debug information from an ignored decl or a decl from
616 2009-03-10 Richard Guenther <rguenther@suse.de>
617 Nathan Froyd <froydnj@codesourcery.com>
620 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
621 (__divMODE3): Likewise.
623 2009-03-09 Jakub Jelinek <jakub@redhat.com>
625 PR tree-optimization/39394
626 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
627 DECL_SIZE_UNIT of variable length FIELD_DECLs.
629 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
631 * recog.c (verfiy_changes): Disallow renaming of hard regs in
632 inline asms for register asm ("") declarations.
634 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
636 * fold-const.c (fold_unary): Fix comment.
638 2009-03-07 Jan Hubicka <jh@suse.cz>
641 * tree-inline.c (setup_one_parameter): Do replacement of const
642 argument by constant in SSA form.
644 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
647 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
648 determine alignment passed to assign_stack_local.
649 (assign_parms_unsplit_complex): Likewise.
650 * except.c (sjlj_build_landing_pads): Likewise.
652 2009-03-06 Jakub Jelinek <jakub@redhat.com>
655 * tree-flow.h (add_referenced_var): Return bool instead of void.
656 * tree-dfa.c (add_referenced_var): Return result of
657 referenced_var_check_and_insert call.
658 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
659 of referenced_var_check_and_insert.
662 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
663 (gen_variable_die): Emit DW_AT_location on abstract static variable's
664 DIE, don't emit it if abstract origin already has it.
665 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
666 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
668 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
670 * genpreds.c: (needs_variable): Fix parentheses at variable name
672 (write_tm_constrs_h): Indent generated code.
674 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
676 * doc/extend.texi (Function Attributes): Add documentation
679 2009-03-06 Jakub Jelinek <jakub@redhat.com>
682 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
683 take locus from its DECL_SOURCE_LOCATION instead of input_location.
685 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
687 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
690 2009-03-05 Jakub Jelinek <jakub@redhat.com>
693 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
694 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
696 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
698 * config/i386/i386.md (R8_REG, R9_REG): New constants.
699 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
700 constants instead of magic numbers.
701 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
703 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
704 (x86_64_ms_abi_int_parameter_registers): Ditto.
705 (x86_64_int_return_registers): Ditto.
706 (ix86_maybe_switch_abi): Ditto.
707 (ix86_expand_call): Ditto for clobbered_registers array.
708 (ix86_hard_regno_mode_ok): Ditto.
709 (x86_extended_QIreg_mentioned_p): Ditto.
711 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
713 PR tree-optimization/39349
714 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
716 * combine.c (gen_lowpart_for_combine): Use omode when generating
719 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
721 PR rtl-optimization/39235
722 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
724 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
726 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
728 2009-03-04 Richard Guenther <rguenther@suse.de>
730 PR tree-optimization/39362
731 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
732 that occur in abnormal PHIs should be varying.
734 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
736 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
738 (simple_iv): Take loop as an argument instead of statement.
739 * tree-scalar-evolution.h (simple_iv): Declaration changed.
740 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
742 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
744 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
745 * matrix-reorg.c (analyze_transpose): Ditto.
746 * tree-data-ref.c (dr_analyze_innermost): Ditto.
747 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
748 * tree-predcom.c (ref_at_iteration): Ditto.
749 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
751 2009-03-04 Richard Guenther <rguenther@suse.de>
753 PR tree-optimization/39358
754 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
755 escaped_id and callused_id.
756 (solve_graph): Likewise.
758 2009-03-04 Richard Guenther <rguenther@suse.de>
760 PR tree-optimization/39339
761 * tree-sra.c (try_instantiate_multiple_fields): Make it
762 no longer ICE on the above.
764 2009-03-03 Joseph Myers <joseph@codesourcery.com>
766 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
767 that fits within Pmode.
769 2009-03-03 Steve Ellcey <sje@cup.hp.com>
772 * tm.texi (LIBCALL_VALUE): Update description.
774 2009-03-03 Steve Ellcey <sje@cup.hp.com>
777 * doc/extend.texi (section): Update description.
779 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
782 * tree-inline.c (remapped_type): New.
783 (can_be_nonlocal): Call remapped_type instead of remap_type.
785 2009-03-03 Jakub Jelinek <jakub@redhat.com>
788 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
789 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
791 2009-03-03 Richard Guenther <rguenther@suse.de>
794 * tree.c (tree_nonartificial_location): New function.
795 * tree.h (tree_nonartificial_location): Declare.
796 * builtins.c (expand_builtin_memory_chk): Provide location
797 of the call location for artificial function pieces.
798 (maybe_emit_chk_warning): Likewise.
799 (maybe_emit_sprintf_chk_warning): Likewise.
800 (maybe_emit_free_warning): Likewise.
801 * expr.c (expand_expr_real_1): Likewise.
803 2009-03-03 Jakub Jelinek <jakub@redhat.com>
805 PR tree-optimization/39343
806 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
807 COMPONENT_REF t has ARRAY_TYPE.
809 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
812 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
813 when the type precision of the induction variable should be
814 larger than the type precision of nit.
815 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
816 * graphite.c (graphite_loop_normal_form): Same.
817 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
819 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
821 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
822 (*call_1_rex64_ms_sysv): Use named constants instead of magic
823 numbers to describe clobbered registers.
824 (*call_value_0_rex64_ms_sysv): Ditto.
825 * config/i386/mmx.md (mmx_emms): Ditto.
828 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
830 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
833 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
835 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
836 (spu_section_type_flags): New function.
838 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
840 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
841 reg_class_contents of FLOAT_REGS into a temporary.
843 2009-03-02 Richard Guenther <rguenther@suse.de>
844 Ira Rosen <irar@il.ibm.com>
846 PR tree-optimization/39318
847 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
848 information to the vectorized statement.
850 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
852 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
853 variable. Use defined names instead of magic constants for REX SSE
856 2009-03-01 Richard Guenther <rguenther@suse.de>
858 PR tree-optimization/39331
859 * omp-low.c (lower_send_shared_vars): Do not receive new
860 values for the reference of DECL_BY_REFERENCE parms or results.
862 2009-03-01 Jan Hubicka <jh@suse.cz>
865 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
866 BLOCK_NONLOCALIZED_VAR): New macros.
867 (tree_block): Add nonlocalized_vars.
868 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
869 gen_decl_die): Add origin argument. Allow generation of die with
871 (gen_member_die, gen_type_die_with_usage, force_decl_die,
872 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
874 (gen_block_die): Fix checking for unused blocks.
875 (process_scope_var): Break out from .... ; work with origins only.
876 (decls_for_scope) ... here; process nonlocalized list.
877 (dwarf2out_ignore_block): Look for nonlocalized vars.
878 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
880 (dump_scope_block): Dump them.
881 * tree-inline.c (remap_decls): Handle nonlocalized vars.
882 (remap_block): Likewise.
883 (can_be_nonlocal): New predicate.
884 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
886 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
888 * configure: Regenerate.
890 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
892 * optc-gen.awk: No need to duplicate option flags twice.
893 Reuse help texts for duplicate options which do not have any.
895 * gcc.c (display_help): Document --version.
897 * gcc.c (main): If print_help_list and verbose_flag, ensure
898 driver output comes before subprocess output.
900 * optc-gen.awk: Assign all remaining fields to help string,
901 space-separated, for multi-line help in *.opt.
903 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
904 -Wno-pedantic-ms-format is for MinGW targets only.
906 * doc/options.texi (Option file format): Fix bad indentation,
907 restoring dropped sentence.
909 2009-02-28 Jan Hubicka <jh@suse.cz>
911 * tree-inline.c (tree_function_versioning): Output debug info.
913 2009-02-28 Jan Hubicka <jh@suse.cz>
916 * tree-inline.c (setup_one_parameter): Do not copy propagate
917 arguments when not optimizing.
919 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
922 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
923 (avx_addsubv4df3): Likewise.
924 (*avx_addsubv4sf3): Likewise.
925 (sse3_addsubv4sf3): Likewise.
926 (*avx_addsubv2df3): Likewise.
927 (sse3_addsubv2df3): Likewise.
928 (avx_unpckhps256): Correct item selectors.
929 (avx_unpcklps256): Likewise.
930 (avx_unpckhpd256): Likewise.
931 (avx_unpcklpd256): Likewise.
933 2009-02-28 Jan Hubicka <jh@suse.cz>
935 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
937 (copy_arguments_for_versioning): If var is declared don't declare it.
938 (tree_function_versioning): First setup substitutions and then copy
941 2009-02-27 Jan Hubicka <jh@suse.cz>
944 * cgraph.h (varpool_output_debug_info): Remove.
945 * cgraphunit.c (varpool_output_debug_info): Remove.
946 * dwarf2out.c (deferred_locations_struct): New struct
947 (deferred_locations): New type.
948 (deferred_locations_list): New static var.
949 (deffer_location): New function.
950 (gen_variable_die): Use it.
951 (decls_for_scope): Output info on local static vars.
952 (dwarf2out_finish): Process deferred locations.
953 * varpool.c (varpool_output_debug_info): Remove.
955 2009-02-27 Jan Hubicka <jh@suse.cz>
958 * tree.h (TREE_PROTECTED): Fix comment.
959 (BLOCK_HANDLER_BLOCK): Remove.
960 (struct tree_block): Remove handler_block add body_block.
961 (inlined_function_outer_scope_p): New.
962 (is_body_block): Remove.
963 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
964 * dwarf2out.c (is_inlined_entry_point): Remove.
965 (add_high_low_attributes): Use inlined_function_outer_scope_p.
966 (gen_block_die): Use is_inlined_entry_point check. Remove body block
968 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
969 * gimplify.c (gimplify_expr): Gimplify body blocks.
970 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
971 block with multiple subblocks.
972 (dump_scope_block): Prettier output; dump more flags and info.
973 (dump_scope_blocks): New.
974 (remove_unused_locals): Use dump_scope_blocks.
975 * tree-flow.h (dump_scope_blocks): Declare.
976 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
977 * stmt.c (is_body_block): Remove.
978 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
979 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
981 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
984 * graphite.c (graphite_loop_normal_form): Do not call
985 number_of_iterations_exit from a gcc_assert.
987 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
989 * gcc/config/s390/s390.c: (s390_swap_cmp): Look for conditional
990 jumps if COND is NULL.
991 (find_cond_jump): New function.
992 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
993 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
995 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
997 * config/alpha/alpha.h (alpha_expand_mov): Return false if
998 force_const_mem returns NULL_RTX.
1000 2009-02-26 Jan Hubicka <jh@suse.cz>
1003 * cgraph.h (varpool_output_debug_info): Remove.
1004 * cgraphunit.c (varpool_output_debug_info): Remove.
1005 * dwarf2out.c (deferred_locations_struct): New struct
1006 (deferred_locations): New type.
1007 (deferred_locations_list): New static var.
1008 (deffer_location): New function.
1009 (gen_variable_die): Use it.
1010 (decls_for_scope): Output info on local static vars.
1011 (dwarf2out_finish): Process deferred locations.
1012 * varpool.c (varpool_output_debug_info): Remove.
1014 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
1016 PR rtl-optimization/39241
1017 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
1018 to subreg_offset_representable_p.
1020 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
1022 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
1023 execute function prototype. Get f and nregs from max_reg_num
1024 and get_insns. Remove the first backward pass as it's dead,
1025 guard the forward pass by flag_expensive_optimizations.
1026 (rest_of_handle_regmove): Delete.
1027 (pass_regmove): Replace it with regmove_optimize.
1029 2009-02-25 Martin Jambor <mjambor@suse.cz>
1031 PR tree-optimization/39259
1032 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
1033 calls_alloca function flags.
1034 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
1037 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
1039 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
1040 flags_set_1_rtx, flags_set_1_set): Delete.
1041 (regmove_optimize): Do not call mark_flags_life_zones.
1043 2009-02-24 Julian Brown <julian@codesourcery.com>
1046 * config/arm/arm.c (require_pic_register): Only set
1047 cfun->machine->pic_reg once per function.
1049 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
1051 * doc/invoke.texi (Link Options): Document an easier way to pass
1052 options that take arguments to the GNU linker using -Xlinker and -Wl.
1054 2009-02-24 Steve Ellcey <sje@cup.hp.com>
1057 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
1059 2009-02-24 Richard Guenther <rguenther@suse.de>
1062 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
1064 2009-02-24 Richard Guenther <rguenther@suse.de>
1065 Zdenek Dvorak <ook@ucw.cz>
1067 PR tree-optimization/39233
1068 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
1069 from converting them to a generic type.
1071 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
1073 PR tree-optimization/39260
1074 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
1075 contains a condition with a real type.
1076 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
1078 2009-02-23 Jason Merrill <jason@redhat.com>
1081 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
1082 narrowing_initializer_constant_valid_p.
1083 (narrowing_initializer_constant_valid_p): Don't return
1084 null_pointer_node for adding a pointer to itself.
1086 2009-02-23 Jan Hubicka <jh@suse.cz>
1089 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
1092 2009-02-23 Jan Hubicka <jh@suse.cz>
1094 PR tree-optimization/37709
1095 * tree.c (block_ultimate_origin): Move here from dwarf2out.
1096 * tree.h (block_ultimate_origin): Declare.
1097 * dwarf2out.c (block_ultimate_origin): Move to tree.c
1098 * tree-ssa-live.c (remove_unused_scope_block_p):
1099 Eliminate blocks containig no instructions nor live variables nor
1101 (dump_scope_block): New function.
1102 (remove_unused_locals): Enable removal of dead blocks by default;
1103 enable dumping at TDF_DETAILS.
1105 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
1107 * config/i386/i386.c (classify_argument): Don't allow COImode
1109 (function_arg_advance_32): Don't allow OImode.
1110 (function_arg_32): Likewise.
1111 (function_value_32): Likewise.
1112 (return_in_memory_32): Likewise.
1113 (function_arg_64): Remove OImode comment.
1115 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
1118 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1119 ix86_expand_vector_set for V4DImode in 64bit mode only.
1120 (ix86_expand_vector_init_one_var): Likewise.
1122 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
1124 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
1126 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
1129 * loop-iv.c: Revert last change.
1130 * emit-rtl.c: Likewise.
1132 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
1135 * config/i386/i386.c (type_natural_mode): Remove an extra
1136 space in the warning message.
1137 (function_value_32): Handle 32-byte vector modes.
1138 (return_in_memory_32): Likewise.
1140 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
1142 * loop-iv.c (truncate_value): New function.
1143 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
1145 (lowpart_subreg): Move to...
1146 * emit-rtl.c: ...here.
1148 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
1150 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
1151 accidental and undocumented change at revision 140860.
1153 2009-02-21 Joseph Myers <joseph@codesourcery.com>
1155 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
1156 take gimple_seq * arguments.
1157 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
1158 types_compatible_p langhook.
1160 2009-02-20 Mark Mitchell <mark@codesourcery.com>
1161 Joseph Myers <joseph@codesourcery.com>
1163 * config/arm/arm.c (arm_builtin_va_list): New function.
1164 (arm_expand_builtin_va_start): Likewise.
1165 (arm_gimplify_va_arg_expr): Likewise.
1166 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
1167 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
1168 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
1169 (va_list_type): New variable.
1170 (arm_mangle_type): Mangle va_list_type appropriately.
1172 2009-02-20 Jakub Jelinek <jakub@redhat.com>
1175 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
1176 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
1177 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
1178 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
1179 parameter to 1000 for -O1 by default.
1180 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
1182 * loop-invariant.c: Include params.h.
1183 (move_loop_invariants): Don't call move_single_loop_invariants on
1186 2009-02-20 Jaka Mocnik <jaka@xlab.si>
1188 * calls.c (emit_library_call_value_1): Use slot_offset instead of
1189 offset when calculating bounds for indexing stack_usage_map. Fixes
1190 a buffer overflow with certain target setups.
1192 2009-02-20 Jakub Jelinek <jakub@redhat.com>
1195 * calls.c (expand_call): Clear try_tail_call if caller and callee
1196 disagree in promotion of function return value.
1198 2009-02-19 Jakub Jelinek <jakub@redhat.com>
1201 * c-common.c (c_determine_visibility): If visibility changed and
1202 DECL_RTL has been already set, call make_decl_rtl to update symbol
1205 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
1208 * varasm.c (assemble_variable): Don't check DECL_NAME when
1209 globalizing a variable.
1211 2009-02-19 Joseph Myers <joseph@codesourcery.com>
1214 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
1215 expression before any __builtin_trap call.
1216 * c-typeck.c (build_function_call): Convert and check function
1217 arguments before generating a call to a trap. Evaluate the
1218 function arguments before the trap.
1220 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
1223 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
1224 (UNSPEC_FXAM_MEM): New unspec.
1225 (fxam<mode>2_i387_with_temp): New insn and split pattern.
1226 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
1227 memory using fxam<mode>2_i387_with_temp to remove excess precision.
1229 2009-02-19 Richard Guenther <rguenther@suse.de>
1231 PR tree-optimization/39207
1232 PR tree-optimization/39074
1233 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
1234 storedanything_tree): New.
1235 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
1236 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
1237 (build_succ_graph): Add edges from STOREDANYTHING to all
1239 (init_base_vars): Initialize STOREDANYTHING.
1240 (compute_points_to_sets): Free substitution info after
1241 building the succ graph.
1242 (ipa_pta_execute): Likewise.
1244 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
1246 (do_ds_constraint): Do not add to special var or non-pointer
1248 (type_could_have_pointers): Split out from ...
1249 (could_have_pointers): ... here. For arrays use the element type.
1250 (create_variable_info_for): Initialize may_have_pointers.
1251 (new_var_info): Likewise.
1252 (handle_lhs_call): Make the HEAP variable unknown-sized.
1253 (intra_create_variable_infos): Use a type with pointers for
1254 PARM_NOALIAS, make it unknown-sized.
1256 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
1259 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
1261 2009-02-18 Jason Merrill <jason@redhat.com>
1264 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
1265 value if DECL_EXTERNAL.
1266 * tree-sra.c (sra_walk_gimple_assign): Likewise.
1267 * target.h (gcc_target::binds_local_p): Clarify "module".
1268 * tree.h (TREE_PUBLIC): Clarify "module".
1270 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
1273 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
1274 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
1276 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
1279 * c.opt (Wabi): Support C and ObjC.
1282 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
1284 * config/i386/i386.c (classify_argument): Warn once about the ABI
1285 change when passing union with long double.
1287 * doc/invoke.texi: Update -Wabi for warning psABI changes.
1289 2009-02-18 Joseph Myers <joseph@codesourcery.com>
1292 * c-parser.c (c_parser_compound_statement): Always enter and leave
1295 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1298 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
1300 2009-02-18 Jakub Jelinek <jakub@redhat.com>
1302 PR tree-optimization/36922
1303 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
1304 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
1307 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
1309 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
1312 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
1314 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
1316 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
1318 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
1321 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
1322 Richard Sandiford <rdsandiford@googlemail.com>
1324 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
1325 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
1326 (loongson_biadd): ...this.
1328 2009-02-17 Richard Guenther <rguenther@suse.de>
1330 PR tree-optimization/39202
1331 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
1332 a var make sure to follow existing collapses.
1334 2009-02-17 Richard Guenther <rguenther@suse.de>
1337 * langhooks.c (lhd_print_error_function): Check for NULL block.
1339 2009-02-17 Richard Guenther <rguenther@suse.de>
1341 PR tree-optimization/39204
1342 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
1345 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
1347 * config/soft-fp/double.h: Update from glibc CVS.
1349 2009-02-17 Richard Guenther <rguenther@suse.de>
1351 PR tree-optimization/39207
1352 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
1353 strict-aliasing warnings for pointers pointing to NULL.
1355 2009-02-16 Joseph Myers <joseph@codesourcery.com>
1358 * c-parser.c (c_parser_braced_init): Call pop_init_level when
1359 skipping until next close brace.
1361 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
1364 * config/i386/i386.c (ix86_expand_push): Set memory alignment
1365 to function argument boundary.
1367 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
1369 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
1370 in the lea_add. Reload eventually constraints it properly.
1371 * config/picochip/constraints.md : Remove the target constraint
1372 "b", since it is not needed anymore.
1374 2009-02-16 Jakub Jelinek <jakub@redhat.com>
1376 * gthr-dce.h: Uglify function parameter and local variable names.
1377 * gthr-gnat.h: Likewise.
1378 * gthr-mipssde.h: Likewise.
1379 * gthr-nks.h: Likewise.
1380 * gthr-posix95.h: Likewise.
1381 * gthr-posix.h: Likewise.
1382 * gthr-rtems.h: Likewise.
1383 * gthr-single.h: Likewise.
1384 * gthr-solaris.h: Likewise.
1385 * gthr-tpf.h: Likewise.
1386 * gthr-vxworks.h: Likewise.
1387 * gthr-win32.h: Likewise.
1389 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
1392 * config/i386/i386.md: Restrict the new peephole2 to move
1393 between MMX/SSE registers.
1395 2009-02-15 Richard Guenther <rguenther@suse.de>
1398 2009-02-13 Richard Guenther <rguenther@suse.de>
1400 * configure.ac: Enable LFS.
1401 * configure: Re-generate.
1402 * config.in: Likewise.
1404 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1406 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
1407 spu_srqwbyte, spu_srqwbytebc): Define.
1408 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
1409 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
1410 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
1411 "shrqby_<mode>"): New insn-and-split patterns.
1412 * config/spu/spu.c (expand_builtin_args): Determine and return
1413 number of operands using spu_builtin_description data.
1414 (spu_expand_builtin_1): Use it.
1416 2009-02-13 Steve Ellcey <sje@cup.hp.com>
1419 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
1422 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
1425 * config/i386/i386.c (override_options): Correct warning
1426 messages for -malign-loops, -malign-jumps and -malign-functions.
1428 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
1431 * config/i386/i386.md: Restrict the new peephole2 to move
1432 between the general purpose registers.
1434 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
1437 * config/i386/i386.c (type_natural_mode): Add a new argument.
1438 Return the original mode and warn ABI change if vector size is 32byte.
1439 (function_arg_advance): Updated.
1440 (function_arg): Likewise.
1441 (ix86_function_value): Likewise.
1442 (ix86_return_in_memory): Likewise.
1443 (ix86_sol10_return_in_memory): Likewise.
1444 (ix86_gimplify_va_arg): Likewise.
1445 (function_arg_32): Don't warn ABX ABI change here.
1446 (function_arg_64): Likewise.
1448 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
1450 * loop-iv.c (implies_p): In the final case, test that operands 0
1451 of the two comparisons match.
1453 * config/bfin/bfin.c (find_prev_insn_start): New function.
1454 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
1455 (find_next_insn_start): Move.
1457 2009-02-13 Richard Guenther <rguenther@suse.de>
1459 * configure.ac: Enable LFS.
1460 * configure: Re-generate.
1461 * config.in: Likewise.
1463 2009-02-13 Joseph Myers <joseph@codesourcery.com>
1466 * c-parser.c (c_parser_parms_list_declarator): Discard pending
1467 sizes on syntax error after some arguments have been parsed.
1469 2009-02-12 Jakub Jelinek <jakub@redhat.com>
1471 * doc/invoke.texi (-fira): Remove.
1473 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
1475 * caller-save.c: Replace regclass.c with reginfo.c in comments.
1476 * recog.c: Likewise.
1479 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
1481 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
1482 (umul_ppmm): Likewise.
1483 (count_leading_zeros): Likewise.
1484 (count_trailing_zeros): Likewise.
1485 (UMUL_TIME): Likewise.
1487 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
1489 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
1490 soft-fp/t-softfp to tmake_file.
1492 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
1493 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
1494 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
1495 IA64_BUILTIN_INFQ]: New.
1496 (ia64_init_builtins): Initialize __builtin_infq,
1497 __builtin_fabsq and __builtin_copysignq if not HPUX.
1498 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
1499 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
1501 * config/ia64/lib1funcs.asm (__divtf3): Define only if
1503 (__fixtfti): Likewise.
1504 (__fixunstfti): Likewise.
1505 (__floattitf): Likewise.
1507 * config/ia64/libgcc-glibc.ver: New.
1508 * config/ia64/t-fprules-softfp: Likewise.
1509 * config/ia64/sfp-machine.h: Likewise.
1511 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
1512 (LIBGCC2_TF_CEXT): Likewise.
1513 (TF_SIZE): Likewise.
1514 (TARGET_INIT_LIBFUNCS): Likewise.
1516 * config/ia64/t-glibc (SHLINB_MAPFILES):
1517 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
1519 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
1521 * config/i386/i386.c (construct_container): Rewrite processing
1522 BLKmode with X86_64_SSE_CLASS.
1524 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
1527 * config/i386/i386.md: Replace simplify_replace_rtx with
1528 replace_rtx in the new peephole2.
1530 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
1532 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
1533 loop unrolling do not happen at -O2.
1535 2009-02-12 Michael Matz <matz@suse.de>
1537 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
1539 2009-02-12 Jakub Jelinek <jakub@redhat.com>
1541 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
1544 2009-02-12 Ben Elliston <bje@au.ibm.com>
1546 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
1547 patterns when updating the back chain. Missed in the 2009-02-10
1550 2009-02-11 Janis Johnson <janis187@us.ibm.com>
1552 * doc/extend.texi (Decimal Floating Types): Update identifier of
1553 draft TR and list of missing support.
1555 2009-02-11 Jakub Jelinek <jakub@redhat.com>
1558 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
1559 bit to variable length decl's flags, add it also to its
1560 pointer replacement variable.
1562 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
1563 Jakub Jelinek <jakub@redhat.com>
1566 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
1567 (memory_blockage): New expander.
1568 (*memory_blockage): New insn pattern.
1569 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
1570 instead of general blockage at the end of function prologue when
1571 frame pointer is used to access red zone area. Do not emit blockage
1572 when profiling, it is emitted in generic code.
1573 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
1574 function epilogue when frame pointer is used to access red zone area.
1576 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
1579 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
1580 by arithmetic with memory operands.
1581 * config/i386/predicates.md (commutative_operator): New.
1583 2009-02-10 Janis Johnson <janis187@us.ibm.com>
1585 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
1588 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
1590 * alias.h (record_alias_subset): Declare.
1591 * alias.c (record_alias_subset): Make global.
1593 2009-02-10 Nick Clifton <nickc@redhat.com>
1595 * tree-parloops.c: Change license to GPLv3.
1596 * ipa-struct-reorg.c: Change license to GPLv3.
1597 * ipa-struct-reorg.h: Change license to GPLv3.
1599 2009-02-10 Steve Ellcey <sje@cup.hp.com>
1602 * c-decl.c (start_struct): Return NULL on error.
1604 2009-02-10 Jakub Jelinek <jakub@redhat.com>
1607 * cfgloopmanip.c (remove_path): Call remove_bbs after
1608 cancel_loop_tree, not before it.
1611 * function.h (struct function): Add has_local_explicit_reg_vars bit.
1612 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
1613 VAR_DECLs were seen.
1614 * tree-ssa-live.c (remove_unused_locals): Recompute
1615 cfun->has_local_explicit_reg_vars.
1616 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
1617 copies or clearings if cfun->has_local_explicit_reg_vars.
1619 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
1622 * config/i386/i386.c (expand_prologue): Emit blockage at the end
1623 of function prologue when frame pointer is used to access
1626 2009-02-10 Richard Guenther <rguenther@suse.de>
1629 * gimplify.c (gimple_regimplify_operands): Always look if
1630 we need to create a temporary.
1632 2009-02-10 Richard Guenther <rguenther@suse.de>
1634 PR tree-optimization/39132
1635 * tree-loop-distribution.c (todo): New global var.
1636 (generate_memset_zero): Trigger TODO_rebuild_alias.
1637 (tree_loop_distribution): Return todo.
1639 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
1642 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
1643 (x86_64_reg_class_name): Removed.
1644 (classify_argument): Return 0 if bytes > 32. Return 0 if the
1645 first one isn't X86_64_SSE_CLASS or any other ones aren't
1646 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
1647 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
1648 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
1649 and 3 X86_64_SSEUP_CLASS.
1650 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
1651 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
1653 2009-02-10 Ben Elliston <bje@au.ibm.com>
1655 * config/rs6000/rs6000.md (allocate_stack): Always use an update
1656 form instruction to update the stack back chain word, even if the
1657 user has disabled the generation of update instructions.
1658 (movdi_<mode>_update_stack): New.
1659 (movsi_update_stack): Likewise.
1660 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
1661 always use an update form instruction to update the stack back
1664 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
1667 * graphite.c (if_region_set_false_region): After moving a region in
1668 the false branch of a condition, remove the empty dummy basic block.
1669 (gloog): Remove wrong fix for PR38953.
1671 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1673 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
1674 generation due to implicit sign extension.
1676 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
1679 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
1680 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
1682 2009-02-09 Richard Guenther <rguenther@suse.de>
1685 * convert.c (convert_to_real): Disable (float)fn((double)x)
1686 to fnf(x) conversion if errno differences may occur and
1687 -fmath-errno is set.
1689 2009-02-07 Anatoly Sokolov <aesok@post.ru>
1691 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
1692 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1693 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1695 2009-02-06 Joseph Myers <joseph@codesourcery.com>
1698 * c-common.c (handle_alias_attribute): Disallow attribute for
1699 anything not a FUNCTION_DECL or VAR_DECL.
1701 2009-02-06 Janis Johnson <janis187@us.ibm.com>
1704 * real.c (do_compare): Special-case compare of zero against
1705 decimal float value.
1707 2009-02-06 Joseph Myers <joseph@codesourcery.com>
1710 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
1711 as indicating flexible array members unless the field itself is
1712 being declarared as the incomplete array.
1714 2009-02-06 Jan Hubicka <jh@suse.cz>
1716 PR tree-optimization/38844
1717 * ipa-inline.c (try_inline): Stop inlining recursion when edge
1720 2009-02-06 Richard Guenther <rguenther@suse.de>
1723 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
1724 fork because we may expand it as __gcov_fork.
1726 2009-02-06 Nick Clifton <nickc@redhat.com>
1728 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
1730 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
1732 PR tree-optimization/35659
1733 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
1734 vn_phi_eq): Shortcut if hashcode does not match.
1735 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
1737 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
1738 and avoid iterative_hash_expr.
1739 (FOR_EACH_VALUE_ID_IN_SET): New.
1740 (value_id_compare): Remove.
1741 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
1742 sort expressions by value id.
1744 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
1747 * config/sh/predicates.md (general_movsrc_operand): Don't check
1748 the subreg of system registers here.
1750 2009-02-05 Jakub Jelinek <jakub@redhat.com>
1753 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
1756 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
1758 PR rtl-optimization/39110
1759 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
1760 addresses, not aligned ones.
1762 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
1763 Richard Guenther <rguenther@suse.de>
1765 PR tree-optimization/39100
1766 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
1767 comment says and add edges.
1769 2009-02-05 Joseph Myers <joseph@codesourcery.com>
1772 * c-common.c (handle_tls_model_attribute): Ignore attribute for
1773 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
1775 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
1777 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
1778 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
1779 register_bb_in_sese, new_sese, free_sese): Moved.
1780 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
1781 outermost_loop_in_scop, build_scop_iteration_domain,
1782 expand_scalar_variables_ssa_name, get_vdef_before_scop,
1783 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
1784 Use loop_in_sese_p instead of loop_in_scop_p.
1785 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
1786 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
1787 (scopdet_basic_block_info): Fix bug in scop detection.
1788 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
1789 eq_loop_to_cloog_loop): Remove.
1790 (nb_loops_around_loop_in_scop, nb_loop
1791 ref_nb_loops): Moved here...
1792 * graphite.h (ref_nb_loops): ... from here.
1793 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
1794 (loop_domain_dim, loop_iteration_vector_dim): Remove.
1795 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
1796 * testsuite/gcc.dg/graphite/scop-19.c: New
1798 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
1799 Hans-Peter Nilsson <hp@axis.com>
1801 PR rtl-optimization/37889
1802 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
1803 Move offset handling from PLUS to before the switch. Use new
1804 arguments when considering SYMBOL_REFs too.
1805 (rtx_addr_can_trap_p): Pass dummy offset and size.
1806 (enum may_trap_p_flags): Remove.
1807 (may_trap_p_1): Pass size from MEM_SIZE.
1809 PR rtl-optimization/38921
1810 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
1811 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
1812 * rtlanal.c (may_trap_after_code_motion_p): Delete.
1813 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
1815 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
1817 AVX Programming Reference (January, 2009)
1818 * config/i386/sse.md (*vpclmulqdq): New.
1820 2009-02-04 Jakub Jelinek <jakub@redhat.com>
1822 PR tree-optimization/38977
1823 PR gcov-profile/38292
1824 * calls.c (special_function_p): Disregard __builtin_ prefix.
1826 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
1828 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
1829 non-indexable addresses even before reload.
1831 2009-02-03 Joseph Myers <joseph@codesourcery.com>
1834 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
1835 as having variable size. Do not give an error for unnamed
1836 parameters with [*] declarators. Give a warning for type names
1837 with [*] declarators and mark them as variable size.
1838 * c-parser.c (c_parser_sizeof_expression): Do not give an error
1839 for sizeof applied to [*] type names.
1841 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1844 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
1846 2009-02-03 Jakub Jelinek <jakub@redhat.com>
1848 * gcc.c (process_command): Update copyright notice dates.
1849 * gcov.c (print_version): Likewise.
1850 * gcov-dump.c (print_version): Likewise.
1851 * mips-tfile.c (main): Likewise.
1852 * mips-tdump.c (main): Likewise.
1854 2009-02-03 Joseph Myers <joseph@codesourcery.com>
1857 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
1858 for composite type involving a zero-length array type.
1860 2009-02-03 Jakub Jelinek <jakub@redhat.com>
1863 * function.c (match_asm_constraints_1): Skip over
1864 initial optional % in the constraint.
1867 * c-parser.c (c_parser_postfix_expression): If fixed point is not
1868 supported, don't accept FIXED_CSTs.
1869 * c-decl.c (finish_declspecs): Error if fixed point is not supported
1870 and _Sat is used without _Fract/_Accum. Set specs->type to
1871 integer_type_node for cts_fract/cts_accum if fixed point is not
1874 2009-02-02 Catherine Moore <clm@codesourcery.com>
1876 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
1878 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
1880 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
1881 (ABI_HAS_64BIT_SYMBOLS): Use it.
1882 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
1884 2009-02-02 Paul Brook <paul@codesourcery.com>
1886 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
1888 2009-02-02 Jakub Jelinek <jakub@redhat.com>
1891 * recog.h (asm_operand_ok): Add constraints argument.
1892 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
1893 recurse on matching constraint.
1894 (check_asm_operands): Pass constraints as 3rd argument to
1895 asm_operand_ok. Don't look up matching constraint here.
1896 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
1899 2009-02-02 Ben Elliston <bje@au.ibm.com>
1901 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
1902 TARGET_NARROW_VOLATILE_BITFIELD macro names.
1904 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1906 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
1907 information. Remove some obsolete information. Reorganize.
1909 * config/pa/fptr.c: Revert license to GPL 2.
1910 * config/pa/milli64.S: Likewise.
1912 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
1915 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
1916 LIBRARY name in, instead of hard-coding it.
1917 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
1918 extra target make frag to tmake_files according to EH model.
1919 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1920 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
1921 frags that define makefile variable EH_MODEL appropriately.
1922 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
1923 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
1924 to "-sjlj" according to type of EH configured.
1925 (LIBGCC_SONAME): Concatenate it to shared library base name.
1926 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
1927 to "_sjlj" according to type of EH configured.
1928 (LIBGCC_SONAME): Concatenate it to shared library base name.
1929 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
1930 (SHLIB_LINK): Add missing semicolon to if-else construct.
1931 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
1932 string value of "pe_dll" command-line option.
1933 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
1934 (SHLIB_SONAME): Use it when overriding t-cygming default.
1935 (SHLIB_IMPLIB): Override t-cygming default.
1936 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
1937 string value of "pe_dll" command-line option.
1939 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
1942 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
1943 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
1945 2009-01-31 Richard Guenther <rguenther@suse.de>
1947 PR tree-optimization/38937
1948 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
1949 computing the transitive closure.
1951 2009-01-30 Richard Guenther <rguenther@suse.de>
1953 PR tree-optimization/39041
1954 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1955 Propagate variable indices only if the types match for this stmt.
1957 2009-01-30 Jakub Jelinek <jakub@redhat.com>
1960 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
1961 inline but never defined.
1963 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
1965 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
1966 (*insv_h_di_reg_extimm): New insn.
1967 (*insv_l<mode>_reg_extimm): New insn.
1969 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1971 * config/picochip/picochip.c (flag_conserve_stack): set
1972 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
1973 fconserve-stack. Reduce call-overhead used by inliner.
1975 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1978 * common.opt (flag_conserve_stack): Initialised to zero.
1980 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
1983 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
1984 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
1987 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
1989 * ira-color.c (allocno_reload_assign): Update comments.
1990 * regmove.c (regmove_optimize): Likewise.
1994 2009-01-29 Robert Millan <rmh@aybabtu.com>
1996 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
1997 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
1998 `MD_UNWIND_SUPPORT'.
1999 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
2001 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
2003 PR tree-optimization/39007
2004 * tree-loop-distribution.c (generate_builtin): Use
2005 recompute_dominator to compute the immediate dominator of the
2006 basic block just after the loop.
2008 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2010 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
2011 (ASM_OUTPUT_DWARF_PCREL): Define.
2013 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
2015 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
2016 * doc/passes.texi: Remove entries about regclass, local-alloc, and
2017 global. Modify entries about regmove and IRA.
2019 * ra-conflict.c: Remove the file.
2021 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
2023 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
2024 (pass_regclass_init): Rename to pass_reginfo_init.
2026 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
2028 * toplev.h (flag_ira): Remove.
2030 * caller-save.c (setup_save_areas): Remove flag_ira.
2032 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
2034 * global.c: Remove the file.
2036 * opts.c: (decode_options): Remove flag_ira.
2038 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
2040 * regmove.c: Modify file description.
2041 (find_use_as_address, try_auto_increment): Define them only if
2042 AUTO_INC_DEC is defined.
2043 (replacement_quality, replace_in_call_usage, fixup_match_1,
2044 stable_and_no_regs_but_for_p): Remove.
2045 (reg_set_in_bb): Make it static.
2046 (regmove_optimize): Remove flag_ira and code which worked for
2049 * local-alloc.c: Remove the file.
2051 * common.opt (fira): Remove.
2053 * ira.c: Include except.h.
2054 (eliminable_regset): Move from global.c.
2055 (mark_elimination): Ditto. Remove flag_ira.
2056 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
2057 equiv_mem_modified, validate_equiv_mem_from_store,
2058 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
2059 contains_replace_regs, memref_referenced_p, memref_used_between_p,
2060 no_equiv, recorded_label_ref): Move from local-alloc.c.
2061 (update_equiv_regs): Ditto. Make it static.
2062 (print_insn_chain, print_insn_chains): Move it from global.c.
2063 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
2064 (build_insn_chain): Ditto. Make it static.
2065 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
2066 Rename to init_live_subregs.
2067 (gate_ira): Remove flag_ira.
2069 * regclass.c: Rename reginfo.c. Change file description.
2070 (FORBIDDEN_INC_DEC_CLASSES): Remove.
2071 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
2072 (init_reg_sets_1): Remove code for evaluation of
2073 reg_class_superclasses and losing_caller_save_reg_set.
2074 (init_regs): Remove init_reg_autoinc.
2075 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
2076 ok_for_base_p_nonstrict): Remove.
2077 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
2078 (pass_regclass_init): Rename to pass_reginfo_init. Modify
2079 corresponding entries.
2080 (dump_regclass, record_operand_costs, scan_one_insn,
2081 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
2082 record_address_regs, auto_inc_dec_reg_p): Remove.
2083 (gt-regclass.h): Rename to gt-reginfo.h.
2085 * rtl.h (dump_global_regs, retry_global_alloc,
2086 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
2088 * Makefile.in (RA_H): Remove.
2089 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
2090 Rename regclass.o to reginfo.o.
2091 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
2093 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
2094 (GTFILES): Rename regclass.c to reginfo.c.
2096 * passes.c (init_optimization_passes): Remove pass_local_alloc and
2097 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
2099 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
2100 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
2102 (finish_spills): Ditto. Remove code for !flag_ira.
2104 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2107 * doc/invoke.texi (rtl debug options): Complete rewrite.
2108 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
2110 * mode-switching.c (pass_mode_switching): Rename pass from
2111 "mode-sw" to "mode_sw".
2112 * except.c (pass_convert_to_eh_ranges): Rename pass from
2113 "eh-ranges" to "eh_ranges".
2114 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
2118 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
2119 Alexander Monakov <amonakov@ispras.ru>
2122 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
2124 (move_exprs_to_boundary): Change return type and pass through
2125 should_move from move_op. Relax assert. Update usage ...
2126 (schedule_expr_on_boundary): ... here. Use should_move instead of
2128 (move_op_orig_expr_found): Indicate that insn was disconnected from
2130 (code_motion_process_successors): Do not call after_merge_succs
2131 callback if original expression was not found when traversing any of
2133 (code_motion_path_driver): Change return type. Update prototype.
2134 (move_op): Update comment. Add a new parameter (should_move). Update
2135 prototype. Set *should_move based on indication provided by
2136 move_op_orig_expr_found.
2138 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
2140 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
2141 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
2142 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
2143 * config/rs6000/rs6000.c (rs6000_override_options): Default
2144 avoid-indexed-addresses on for Power6, off for everything else.
2145 (avoiding_indexed_address_p): New function.
2146 (rs6000_legitimize_address): Use it.
2147 (rs6000_legitimate_address): Likewise.
2148 * config/rs6000/rs6000.md (movXX_updateX): Likewise
2150 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
2152 PR tree-optimization/38997
2153 * tree-loop-distribution.c (generate_memset_zero): Use
2154 POINTER_PLUS_EXPR for a pointer addition.
2156 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
2158 * config/s390/s390.md (bswap<mode>2): New pattern added.
2160 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
2162 * config/s390/s390.md (*tls_load_31): Added type attribute.
2164 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
2166 * config/s390/s390.md: Fix a few comments.
2168 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
2170 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
2171 (*tm<mode>_full): Fixed z10prop attribute.
2172 (*tst<mode>_extimm): Fixed z10prop attribute.
2173 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
2174 (*tstqiCCT_cconly): Fixed z10prop attribute.
2175 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
2176 (*movsi_larl): Fixed z10prop attribute.
2177 (*movsi_zarch): Fixed z10prop attribute.
2178 (*movsi_eas): Fixed z10prop attribute.
2179 (*movhi): Fixed z10prop attribute.
2180 (*movqi): Fixed z10prop attribute.
2181 (*movstrictqi): Fixed z10prop attribute.
2182 (*mov<mode>): Fixed z10prop attribute.
2183 (*movcc): Fixed z10prop attribute.
2184 (*sethighpartdi_64): Fixed z10prop attribute.
2185 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
2186 (*negdi2_sign_cc): Fixed z10prop attribute.
2187 (*negdi2_sign): Fixed z10prop attribute.
2188 (*absdi2_sign_cc): Fixed z10prop attribute.
2189 (*absdi2_sign): Fixed z10prop attribute.
2190 (*negabsdi2_sign_cc): Fixed z10prop attribute.
2191 (*negabsdi2_sign): Fixed z10prop attribute.
2192 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
2193 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
2194 (doloop_si64): Fixed z10prop attribute.
2195 (doloop_si31): Fixed z10prop attribute.
2196 (doloop_long): Fixed z10prop attribute.
2197 (indirect_jump): Fixed z10prop attribute.
2198 (nop): Fixed z10prop attribute.
2199 (main_base_64): Fixed z10prop attribute.
2200 (reload_base_64): Fixed z10prop attribute.
2202 2009-01-28 Jakub Jelinek <jakub@redhat.com>
2204 PR rtl-optimization/38740
2205 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
2207 * config/mips/mips.c (mips_reorg): Likewise.
2209 2009-01-28 Richard Guenther <rguenther@suse.de>
2211 PR tree-optimization/38926
2212 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
2213 with the correct value id to a value.
2214 (do_regular_insertion): Use the value number of edoubleprime
2215 for the value number of the expr.
2218 2008-08-21 Richard Guenther <rguenther@suse.de>
2220 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2221 a PHI ask VN if it is already available.
2222 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2223 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2225 2009-01-28 Jakub Jelinek <jakub@redhat.com>
2228 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
2229 set to varying whenever max has TREE_OVERFLOW set, similarly
2230 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
2232 2009-01-28 Richard Guenther <rguenther@suse.de>
2235 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
2236 uninitialized aggregate uses in call arguments.
2238 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
2240 PR tree-optimization/38984
2241 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
2242 the nothing_id variable if -fno-delete-null-pointer-checks.
2244 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
2247 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
2248 (set_got_offset_rex64): Ditto.
2250 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
2253 * doc/extend.texi: Improve local variable with asm reg.
2255 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
2257 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
2258 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
2259 was not supplied then set warn_packed_bitfield_compat to the
2261 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
2264 2009-01-27 Richard Guenther <rguenther@suse.de>
2266 PR tree-optimization/38503
2267 * cfgexpand.c (expand_gimple_basic_block): Ignore
2268 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
2269 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
2270 variables that cannot have TBAA applied.
2271 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
2274 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
2277 * calls.c (initialize_argument_information): Do not wrap complex
2278 arguments in SAVE_EXPR.
2280 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
2282 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
2283 (INSTALL_LIBGCC): Revert typo commit.
2285 2009-01-26 Richard Guenther <rguenther@suse.de>
2287 PR tree-optimization/38745
2288 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
2289 from special handling.
2291 2009-01-26 Richard Guenther <rguenther@suse.de>
2293 PR tree-optimization/38745
2294 * tree-ssa.c (execute_update_addresses_taken): Do not include
2295 variables that cannot possibly be a register in not_reg_needs.
2296 Do not clear TREE_ADDRESSABLE on vars that may not become
2298 * tree-ssa.c (update_alias_info_1): Include those in the set
2299 of addressable vars.
2301 2009-01-26 Richard Guenther <rguenther@suse.de>
2304 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
2305 * tree-ssa-dse.c: Include langhooks.h
2306 (execute_simple_dse): Remove stores with zero size.
2308 2009-01-24 Jakub Jelinek <jakub@redhat.com>
2311 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
2314 2009-01-24 Julian Brown <julian@codesourcery.com>
2316 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
2317 config/arm/linux-atomic.c.
2318 * config/arm/linux-atomic.c: New.
2320 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
2322 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
2323 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
2324 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
2326 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
2329 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
2332 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
2334 PR tree-optimization/38953
2335 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
2336 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
2337 (gloog): Split the exit of the scop when the scop exit is a loop exit.
2338 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
2341 2009-01-24 Paul Brook <paul@codesourcery.com>
2343 * config/arm/neon.md (neon_type): Move to arm.md.
2344 (neon_mov<VSTRUCT>): Add neon_type attribute.
2345 * config/arm/arm.md (neon_type): Move to here.
2346 (conds): Add "unconditioal" and use as default for NEON insns.
2348 2009-01-24 Ben Elliston <bje@au.ibm.com>
2350 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
2351 void *' warning from -Wc++-compat.
2352 * Makefile.in (dominance.o-warn): Remove.
2354 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
2356 PR tree-optimization/38932
2357 * fold-const.c (fold_unary_ignore_overflow): New.
2358 * tree.h (fold_unary_ignore_overflow): Declare.
2359 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
2360 * tree-ssa-sccvn.c (visit_reference_op_load,
2361 simplify_unary_expression): Likewise.
2363 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
2365 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
2366 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
2367 regardless of their type.
2368 * c-common.c (handle_packed_attribute): Don't ignore packed on
2370 * c.opt (Wpacked-bitfield-compat): New warning option.
2371 * stor-layout.c (place_field): Warn if offset of a field changed.
2372 * doc/extend.texi (packed): Mention the ABI change.
2373 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
2374 (Warning Options): Add it to the list.
2376 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
2378 * c-opts.c (c_common_post_options): Fix a typo in comments.
2380 2009-01-22 Steve Ellcey <sje@cup.hp.com>
2383 * gimplify.c (gimplify_init_constructor): Fix promotion of const
2384 variables to static.
2385 * doc/invoke.texi (-fmerge-all-constants): Update description.
2387 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
2391 (*movdi_1_rex64): Use type "mmx" for alternative 5.
2393 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
2395 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
2397 (LOCAL_ALIGNMENT): Similarly.
2399 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
2400 Joseph Myers <joseph@codesourcery.com>
2402 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
2403 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
2404 * config/arm/arm-tune.md: Regenerate.
2405 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
2408 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
2410 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
2411 version number to five.
2413 2009-01-22 Dodji Seketeli <dodji@redhat.com>
2416 * c-decl.c: (clone_underlying_type): Revert PR c++/26693 changes.
2417 * c-common.c (set_underlying_type): Likewise.
2418 (is_typedef_decl ): Likewise
2420 (set_underlying_type): Likewise.
2421 (is_typedef_type): Likewise.
2423 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
2426 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
2429 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2432 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
2433 (LIBGCC_SPEC): Don't define.
2434 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
2436 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
2438 PR rtl-optimization/38879
2439 * alias.c (base_alias_check): Unaligned access via AND address can
2440 alias all surrounding object types except those with sizes equal
2441 or wider than the size of unaligned access.
2443 2009-01-21 Dodji Seketeli <dodji@redhat.com>
2446 * c-decl.c: (clone_underlying_type): Move this ...
2447 * c-common.c (set_underlying_type): ... here.
2448 Also, make sure the function properly sets TYPE_STUB_DECL() on
2449 the newly created typedef variant type.
2450 (is_typedef_decl ): New entry point.
2451 * tree.h: Added a new member member_types_needing_access_check to
2452 struct tree_decl_non_common.
2453 (set_underlying_type): New entry point.
2454 (is_typedef_type): Likewise.
2456 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
2458 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
2459 Check whether two instructions have memory references that
2460 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
2461 are helper functions for traversing.
2462 * alias.h (insn_alias_sets_confilict_p): New prototypes.
2463 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
2464 not to draw dependency edge for instructions with non-conflicting
2467 2009-01-20 Joseph Myers <joseph@codesourcery.com>
2470 * longlong.h: Update copyright years. Use soft-fp license notice.
2471 Sync __clz_tab declaration with glibc.
2473 2009-01-20 Steve Ellcey <sje@cup.hp.com>
2476 * doc/extend.texi (syscall_linkage): New.
2477 (version_id): Modify.
2479 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2480 Richard Guenther <rguenther@suse.de>
2482 PR tree-optimization/38747
2483 PR tree-optimization/38748
2484 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
2485 conversion if the base address is an indirect reference and the
2486 aliasing sets could cause issues.
2488 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
2490 * common.opt (fgraphite, fgraphite-identity): Add comment for
2491 explaining why these options are not documented.
2493 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
2495 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
2496 gimple_call_lhs is NULL.
2498 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
2501 * emit-rtl.c (adjust_address_1): Make sure memref is never
2504 2009-01-20 Ben Elliston <bje@au.ibm.com>
2506 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
2507 const qualifier from arg parameter. Remove unnecessary cast to char *.
2508 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
2509 const qualifier from arg 2.
2511 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2513 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
2515 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
2518 * rtl.h (reinit_regs): New prototype.
2519 * regclass.c: Include ira.h.
2521 * Makefile.in (regclass.o): Add ira.h.
2522 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
2524 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
2527 * c-common.c (handle_aligned_attribute): Use
2528 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
2529 default alignment value.
2531 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
2533 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
2534 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
2536 * doc/extend.texi: Update __attribute__ ((aligned)). Document
2537 __BIGGEST_ALIGNMENT__.
2539 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
2541 2009-01-18 Richard Guenther <rguenther@suse.de>
2543 PR tree-optimization/38819
2544 * tree-flow.h (operation_could_trap_helper_p): Declare.
2545 * tree-eh.c (operation_could_trap_helper_p): Export.
2546 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
2547 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
2548 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
2549 are about to insert a possibly trapping instruction and fail
2552 2009-01-18 Andreas Schwab <schwab@suse.de>
2554 * doc/install.texi (Configuration): Remove obsolete paragraph
2555 about use of --with-gnu-ld with --with-gnu-as.
2557 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
2559 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
2560 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
2561 Follow spelling conventions.
2563 2009-01-18 Ben Elliston <bje@au.ibm.com>
2565 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
2566 C++ warning about implicit conversion from void * to struct
2568 (bitmap_obstack_free): Likewise for bitmap_element *.
2569 * Makefile.in (bitmap.o-warn): Remove.
2571 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
2573 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
2575 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
2576 Tobias Grosser <tobi.grosser@amd.com>
2578 * graphite.c (graphite_trans_scop_block): Do not block single
2581 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
2583 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
2584 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
2585 test with assertion.
2587 2009-01-16 Richard Guenther <rguenther@suse.de>
2589 PR tree-optimization/38835
2591 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
2592 and INT + PTR -> (INT)(PTR p+ INT) folding.
2593 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
2595 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
2598 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
2599 the subreg from a lowpart subreg if it is also casting the value.
2601 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
2602 Tobias Grosser <tobi.grosser@amd.com>
2604 * graphite.c (compare_prefix_loops): New.
2605 (build_scop_canonical_schedules): Rewritten.
2606 (graphite_transform_loops): Move build_scop_canonical_schedules
2607 after build_scop_iteration_domain.
2609 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
2610 Tobias Grosser <tobi.grosser@amd.com>
2612 * graphite.c (add_conditions_to_domain): Add the loops to
2613 the dimension of the iteration domain. Do copy the domain
2614 only when it exists.
2615 (build_scop_conditions_1): Do not call add_conditions_to_domain.
2616 (add_conditions_to_constraints): New.
2617 (can_generate_code_stmt, can_generate_code): Removed.
2618 (gloog): Do not call can_generate_code.
2619 (graphite_transform_loops): Call add_conditions_to_constraints
2620 after building the iteration domain.
2622 2009-01-16 Jakub Jelinek <jakub@redhat.com>
2624 PR tree-optimization/38789
2625 * tree-ssa-threadedge.c
2626 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2627 __builtin_constant_p.
2629 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2631 * dce.c (delete_unmarked_insns): Reversed the order that insns are
2632 examined before deleting them.
2634 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
2636 * function.c (aggregate_value_p): Correctly extract the function
2637 type from CALL_EXPR_FN lookup.
2639 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
2641 * config/picochip/picochip.c (picochip_override_options): Revert
2642 CFI asm flag disable commited previously.
2644 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
2645 Tobias Grosser <tobi.grosser@amd.com>
2646 Jan Sjodin <jan.sjodin@amd.com>
2648 * graphite.c (scan_tree_for_params): On substractions negate
2649 all the coefficients of the term.
2650 (clast_to_gcc_expression_red): New. Handle reduction expressions
2651 of more than two operands.
2652 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
2653 (get_vdef_before_scop): Handle also the case of default definitions.
2655 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2657 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
2658 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
2659 Also use them when walking CALL_INSN_FUNCTION_USAGE.
2661 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
2662 Joey Ye <joey.ye@intel.com>
2665 * cfgexpand.c (expand_stack_alignment): Don't update stack
2666 boundary nor check incoming stack boundary here.
2667 (gimple_expand_cfg): Update stack boundary and check incoming
2668 stack boundary here.
2670 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2672 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
2674 2009-01-14 Jakub Jelinek <jakub@redhat.com>
2676 PR rtl-optimization/38245
2677 * calls.c (expand_call): Add stack arguments to
2678 CALL_INSN_FUNCTION_USAGE even for pure calls (when
2679 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
2680 in regs and partially in memory or BLKmode arguments.
2681 (emit_library_call_value_1): Add stack arguments to
2682 CALL_INSN_FUNCTION_USAGE even for pure calls (when
2683 ACCUMULATE_OUTGOING_ARGS).
2684 * dce.c: Include tm_p.h.
2685 (find_call_stack_args): New function.
2686 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
2688 (mark_insn): Call find_call_stack_args for CALL_Ps.
2689 (prescan_insns_for_dce): Walk insns backwards in bb rather than
2690 forwards. Allocate and free arg_stores bitmap if needed, pass it
2691 down to deletable_insn_p, don't mark stores set in arg_stores
2692 bitmap, clear the bitmap at the beginning of each bb.
2693 * Makefile.in (dce.o): Depend on $(TM_P_H).
2695 2009-01-14 Michael Meissner <gnu@the-meissners.org>
2698 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
2699 to make sure the insn is a conditional test (bug 22599). Reformat a
2702 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2705 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
2706 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
2707 (gloog): Do not call cleanup_tree_cfg.
2708 (graphite_transform_loops): Call cleanup_tree_cfg after all
2709 scops have been code generated.
2711 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
2712 * doc/gty.texi (Invoking the garbage collector): Added new node
2713 and section documenting ggc_collect.
2715 2009-01-14 Richard Guenther <rguenther@suse.de>
2717 PR tree-optimization/38826
2719 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
2720 initialization notes only if we actually emitted a warning.
2721 (intra_create_variable_infos): Add constraints for a result decl
2722 that is passed by hidden reference.
2723 (build_pred_graph): Mark all related variables non-direct on
2726 2009-01-14 Nick Clifton <nickc@redhat.com>
2728 * ira-conflicts.c: Include addresses.h for the definition of
2730 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
2731 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
2733 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
2736 * Makefile.in (ira-lives.o): Add except.h.
2738 * ira-lives.c: Include except.h.
2739 (process_bb_node_lives): Process can_throw_internal.
2741 2009-01-13 Jakub Jelinek <jakub@redhat.com>
2743 PR rtl-optimization/38774
2744 * combine.c (simplify_set): When undoing cc_use change, don't do
2745 PUT_CODE on the newly created comparison, but instead put back the
2748 2009-01-13 Joseph Myers <joseph@codesourcery.com>
2750 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
2751 values. Remove duplicate arm8 entry.
2753 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2755 PR tree-optimization/38786
2756 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
2757 the SSA_NAME case of expand_scalar_variables_expr.
2758 Set the type of an expression to the type of its assign statement.
2759 (expand_scalar_variables_expr): Also gather the scalar computation
2760 used to index the memory access. Do not pass loop_p.
2761 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
2762 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
2763 the gimple_stmt_iterator where it inserts new code.
2765 (copy_bb_and_scalar_dependences): Do not pass loop_p.
2766 (translate_clast): Update call to copy_bb_and_scalar_dependences.
2768 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2770 * graphite.h (debug_value): Removed.
2771 * graphite.c (debug_value): Removed.
2773 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
2775 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
2776 ldrd/strd with two 32-bit instructions.
2778 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
2780 * config/arm/arm.c (struct processors): Pass for speed down into
2781 cost helper functions.
2782 (const_ok_for_op): Handle COMPARE and inequality nodes.
2783 (arm_rtx_costs_1): Rewrite.
2784 (arm_size_rtx_costs): Update prototype.
2785 (arm_rtx_costs): Pass speed down to helper functions.
2786 (arm_slowmul_rtx_costs): Rework cost calculations.
2787 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
2788 (arm_9e_rtx_costs): Likewise.
2790 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
2792 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
2793 relocations of local symbols wider than UNITS_PER_WORD are not valid.
2794 (alpha_legitimize_address): Do not split local symbols wider than
2795 UNITS_PER_WORD into HIGH/LO_SUM parts.
2797 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
2800 * gcc.c (process_command): Replace call to execvp with calls
2801 to pex_one and exit.
2803 2009-01-03 Anatoly Sokolov <aesok@post.ru>
2806 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
2807 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
2808 variant for devices with 3-byte PC.
2809 (__tablejump_elpm__) : New.
2811 2009-01-12 Jakub Jelinek <jakub@redhat.com>
2814 * c-parser.c (c_parser_postfix_expression): Allow `->' in
2815 offsetof member-designator, handle it as `[0].'.
2817 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2819 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
2820 function when not using named sections on targets with named sections
2821 if branch distance is less than 262132.
2823 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
2825 * combine.c (combine_instructions): Recompute
2826 optimize_this_for_speed_p for each BB in the main combine loop.
2828 2009-01-12 Tomas Bily <tbily@suse.cz>
2831 * tree-loop-distribution.c (prop_phis): New function.
2832 (generate_builtin): Call prop_phis.
2833 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
2835 2009-01-12 Jakub Jelinek <jakub@redhat.com>
2837 PR tree-optimization/38807
2838 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
2839 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
2841 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2843 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2844 subreg of op0 to the original op0.
2846 2009-01-11 Laurent GUERBY <laurent@guerby.net>
2848 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
2850 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
2853 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
2854 starting with digits.
2856 2009-01-10 Jakub Jelinek <jakub@redhat.com>
2859 * config/arm/arm.c (arm_is_long_call_p): Don't call
2860 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
2862 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
2864 * regrename.c (regrename_optimize): Fix dumping.
2865 (find_oldest_value_reg): Preserve REG_POINTER.
2866 (copy_hardreg_forward_1): Likewise.
2868 2009-01-09 Diego Novillo <dnovillo@google.com>
2870 * gimple.h (struct gimple_statement_base) <uid>: Document
2871 the restrictions on its use.
2873 (gimple_set_uid): Tidy.
2875 2009-01-09 Jakub Jelinek <jakub@redhat.com>
2877 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
2878 zero guard even if align_bytes != 0 and count is smaller than
2881 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
2883 PR rtl-optimization/38495
2884 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
2885 (add_range_and_copies_from_move_list): Print all added ranges.
2886 Add ranges to memory optimized destination.
2888 2009-01-09 Jakub Jelinek <jakub@redhat.com>
2892 * config/i386/i386.c (override_options): Reject
2893 -mstringop-strategy=rep_8byte with -m32.
2894 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
2895 to 1. Do count comparison against epilogue_size_needed at compile
2896 time even when count_exp was constant forced into register. For
2897 size_needed don't jump to epilogue, instead just avoid aligning
2898 and invoke the body algorithm. If need_zero_guard, add zero guard
2899 even if count is non-zero, but smaller than size_needed + number of
2900 bytes that could be stored for alignment.
2901 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
2902 to 1. If need_zero_guard, add zero guard even if count is non-zero,
2903 but smaller than size_needed + number of bytes that could be stored
2904 for alignment. Compare size_needed with epilogue_size_needed instead
2905 of desired_align - align, don't adjust size_needed, pass
2906 epilogue_size_needed to the epilogue expanders.
2909 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
2911 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2913 * pa.c (last_address): Change to unsigned.
2914 (update_total_code_bytes): Change argument to unsigned. Don't
2915 check if insn addresses are set.
2916 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
2917 addresses are not set.
2918 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
2920 2009-01-09 Nick Clifton <nickc@redhat.com>
2922 * config/sh/symbian.c: Replace uses of DECL_INLINE with
2923 DECL_DECLARED_INLINE_P.
2925 2009-01-09 Jakub Jelinek <jakub@redhat.com>
2928 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
2929 GET_MODE (op0) in operand_subword_force calls.
2932 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
2933 fold_convert arg0 operands to TREE_TYPE (op0) first.
2935 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
2937 * params.def (ira-max-conflict-table-size): Decrease default value
2940 2009-01-08 Jakub Jelinek <jakub@redhat.com>
2942 PR tree-optimization/37031
2943 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
2945 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
2946 allocate it using gc instead of heap, use VEC_quick_push instead of
2948 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
2949 instead of heap, use VEC_quick_push instead of VEC_safe_push.
2950 * tree-data-ref.h (struct access_matrix): Change matrix to gc
2951 allocated vector from heap allocated.
2952 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
2953 * tree-loop-linear.c (linear_transform_loops): Allocate nest
2954 vector only after perfect_loop_nest_depth call.
2956 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
2957 Jan Sjodin <jan.sjodin@amd.com>
2959 PR tree-optimization/38559
2960 * graphite.c (debug_value, copy_constraint,
2961 swap_constraint_variables, scale_constraint_variable, ): New.
2962 (get_lower_bound, get_upper_bound): Removed.
2963 (graphite_trans_bb_strip_mine): Clean up this code that works
2964 only for constant number of iterations. Fully copy upper and
2965 lower bound constraints, not only the constant part of them.
2966 * graphite.h (debug_value): Declared.
2968 2009-01-08 Ira Rosen <irar@il.ibm.com>
2970 PR tree-optimization/37194
2971 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2972 Don't add the cost of cost model guard in prologue to scalar
2973 outside cost in case of known number of iterations.
2975 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
2976 Alan Modra <amodra@bigpond.net.au>
2978 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
2979 non-word-aligned REG+CONST addressing.
2981 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
2984 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
2985 free_after_compilation when outputting a thunk.
2986 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
2987 Do not call free_after_compilation here.
2989 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
2991 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
2992 (ix86_valid_target_attribute_inner_p): Ditto.
2994 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
2996 PR tree-optimization/38492
2997 PR tree-optimization/38498
2998 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
2999 * tree-chrec.h (scev_is_linear_expression): Declared.
3000 * graphite.c (graphite_cannot_represent_loop_niter): New.
3001 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
3002 (graphite_loop_normal_form): Use gcc_assert.
3003 (scan_tree_for_params): Use CASE_CONVERT.
3004 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
3005 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
3006 Use gcc_assert. Discard scops that contain unhandled cases.
3007 (build_scop_conditions): Return a boolean status for unhandled cases.
3008 (strip_mine_profitable_p): Print the loop number, not its depth.
3009 (is_interchange_valid): Pass the depth of the loop nest, don't
3010 recompute it wrongly.
3011 (graphite_trans_bb_block): Same.
3012 (graphite_trans_bb_block): Print tentative of loop blocking.
3013 (graphite_trans_scop_block): Do not print that the loop has been
3015 (graphite_transform_loops): Do not handle scops that contain condition
3018 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
3020 AVX Programming Reference (December, 2008)
3021 * config/i386/avxintrin.h (_mm256_stream_si256): New.
3022 (_mm256_stream_pd): Likewise.
3023 (_mm256_stream_ps): Likewise.
3025 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
3026 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
3027 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
3028 (bdesc_special_args): Add __builtin_ia32_movntdq256,
3029 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
3030 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
3031 (ix86_expand_special_args_builtin): Likewise.
3033 * config/i386/sse.md (AVXMODEDI): New.
3034 (avx_movnt<mode>): Likewise.
3035 (avx_movnt<mode>): Likewise.
3036 (<sse>_movnt<mode>): Remove AVX support.
3037 (sse2_movntv2di): Likewise.
3039 2009-01-07 Richard Guenther <rguenther@suse.de>
3042 * fold-const.c (extract_muldiv): Remove obsolete comment.
3043 (fold_plusminus_mult_expr): Undo MINUS_EXPR
3044 to PLUS_EXPR canonicalization for the canonicalization.
3046 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
3048 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
3049 hosted cross-compilers generating less efficient code.
3051 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
3053 * function.h (rtl_data): Add a dbr_scheduled_p field.
3054 * reorg.c (dbr_schedule): Set it.
3055 (gate_handle_delay_slots): Check it.
3056 * config/mips/mips.c (mips_base_delayed_branch): Delete.
3057 (mips_reorg): Check flag_delayed_branch instead of
3058 mips_base_delayed_branch.
3059 (mips_override_options): Don't set mips_base_delayed_branch
3060 or flag_delayed_branch.
3062 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
3064 PR rtl-optimization/38426.
3065 * ira.c (ira): Set current_function_is_leaf earlier.
3067 2009-01-06 Jakub Jelinek <jakub@redhat.com>
3069 PR rtl-optimization/38722
3070 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
3071 too early, only set a flag and modify after last possible
3074 2009-01-06 Janis Johnson <janis187@us.ibm.com>
3077 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
3078 * real.c (decimal_single_format): Correct values of emin and emax.
3079 (decimal_double_format): Ditto.
3080 (decimal_quad_format): Ditto.
3081 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
3082 computation of DECnn_MIN and DECnn_MAX for corrected values of
3083 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
3084 __DECnn_MIN__, and adjust its computation for the corrected value
3087 2009-01-06 Jan Hubicka <jh@suse.cz>
3090 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
3092 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3094 * doc/contrib.texi (Contributors): Slightly adjust the end note.
3095 Add Robert Clark to the list of testers.
3097 2009-01-06 Jan Hubicka <jh@suse.cz>
3098 Kai Tietz <kai.tietz@onevision.com>
3100 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
3101 * config/i386/i386.c (ix86_expand_call): Add clobbers.
3103 2009-01-06 Jan Hubicka <jh@suse.cz>
3104 Kai Tietz <kai.tietz@onevision.com>
3106 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
3108 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
3109 (ix86_nsaved_regs): Count only general purpose regs.
3110 (ix86_nsaved_sseregs): New.
3111 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
3112 to 16 for w64; compute padding and size of sse reg save area.
3113 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
3114 general purpose regs.
3115 (ix86_emit_save_sse_regs_using_mov): New.
3116 (ix86_expand_prologue): Save SSE regs if needed.
3117 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
3118 (ix86_emit_restore_sse_regs_using_mov): New.
3119 (ix86_expand_epilogue): Save SSE regs if needed.
3121 2009-01-06 Jan Hubicka <jh@suse.cz>
3122 Kai Tietz <kai.tietz@onevision.com>
3124 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
3125 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
3126 functions when accumulate outgoing args is off.
3128 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
3131 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
3132 before using pseudos_have_intersected_live_ranges_p.
3134 * ira-int.h (ira_assert): Always define.
3136 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
3138 AVX Programming Reference (December, 2008)
3139 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
3140 (_mm256_permute2_pd): Likewise.
3141 (_mm_permute2_ps): Likewise.
3142 (_mm256_permute2_ps): Likewise.
3143 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
3144 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
3146 * config/i386/i386.c (ix86_builtins): Remove
3147 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3148 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
3149 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
3150 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
3151 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3152 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
3153 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
3154 __builtin_ia32_vpermil2ps256.
3155 (ix86_init_mmx_sse_builtins): Updated.
3156 (ix86_expand_args_builtin): Likewise.
3158 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3160 * pa.c (output_call): Relocate non-jump insns in the delay slot of
3161 long absolute calls when generating PA 2.0 code.
3163 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
3165 PR rtl-optimization/38583
3166 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
3168 * params.def (ira-max-conflict-table-size): New.
3170 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
3172 * ira.h (ira_conflicts_p): New external definition.
3174 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
3175 table. Report this. Return result of building.
3176 (ira_build_conflicts): Use ira_conflicts_p. Check result of
3177 building conflict table.
3179 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
3180 (ira_color): Use ira_conflicts_p.
3182 * global.c: Include ira.h.
3183 (pseudo_for_reload_consideration_p, build_insn_chain): Use
3186 * Makefile.in (global.o): Add ira.h.
3188 * ira-build.c (mark_all_loops_for_removal,
3189 propagate_some_info_from_allocno): New.
3190 (remove_unnecessary_allocnos): Call
3191 propagate_some_info_from_allocno.
3192 (remove_low_level_allocnos): New.
3193 (remove_unnecessary_regions): Add parameter. Call
3194 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
3195 parameter to remove_unnecessary_regions.
3196 (ira_build): Remove all regions but root if the conflict table was
3197 not built. Update conflict hard regs for allocnos crossing calls.
3199 * ira.c (ira_conflicts_p): New global.
3200 (ira): Define and use ira_conflicts_p.
3202 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
3203 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
3204 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
3206 2009-01-06 Ben Elliston <bje@au.ibm.com>
3208 * gengtype-lex.l (YY_NO_INPUT): Define.
3210 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3213 * c-common.c (handle_vector_size_attribute): Also reject
3216 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
3218 PR tree-optimization/38492
3219 * graphite.c (rename_map_elt, debug_rename_elt,
3220 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
3221 rename_map_elt_info, eq_rename_map_elts,
3222 get_new_name_from_old_name, bb_in_sese_p): Moved around.
3223 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
3224 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
3225 (sese_build_livein_liveouts): New.
3226 (new_sese, free_sese): New.
3227 (new_scop): Call new_sese.
3228 (free_scop): Call free_sese.
3229 (rename_variables_from_edge, rename_phis_end_scop): Removed.
3230 (register_old_new_names): Renamed register_old_and_new_names.
3231 (register_scop_liveout_renames, add_loop_exit_phis,
3232 insert_loop_close_phis, struct igp,
3233 default_liveout_before_guard, add_guard_exit_phis,
3234 insert_guard_phis, copy_renames): New.
3235 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
3236 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
3237 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
3238 (scop_adjust_phis_for_liveouts): New.
3239 (gloog): Call scop_adjust_phis_for_liveouts.
3241 * graphite.h (struct sese): Documented. Added fields liveout,
3243 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
3244 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
3245 (struct scop): Added field liveout_renames.
3246 (SCOP_LIVEOUT_RENAMES): New.
3248 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
3250 PR tree-optimization/38510
3251 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
3252 (translate_clast): Call recompute_all_dominators before
3254 (gloog): Call recompute_all_dominators before graphite_verify.
3256 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
3257 Jan Sjodin <jan.sjodin@amd.com>
3259 PR tree-optimization/38500
3260 * graphite.c (create_sese_edges): Call fix_loop_structure after
3263 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3265 * config.gcc: Add m32r*-*-rtems*.
3266 * config/m32r/rtems.h: New file.
3268 2009-01-05 Ben Elliston <bje@au.ibm.com>
3270 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
3271 (.po.pox): Likewise.
3272 (po/gcc.pot): Likewise.
3274 2009-01-04 David S. Miller <davem@davemloft.net>
3276 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
3277 (STARTING_FRAME_OFFSET): Always set to zero.
3279 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
3281 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
3282 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
3283 fixed-point types, and vectors of the same.
3285 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
3287 * config/mips/sync.md (*mb_barrier): Rename to...
3288 (*memory_barrier): ...this.
3290 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
3292 * doc/extend.texi (Function Attributes): Move @cindex after @item
3293 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
3294 and put in alphabetical order. Fix 'target' name and put in order.
3295 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
3298 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
3300 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
3301 (memory_barrier): Expand as unspec instead of unspec_volatile.
3302 Remove mem:BLK from insn operands. Use Pmode scratch register.
3303 (*memory_barrier): Define as unspec instead of unspec_volatile.
3304 Use (match_dup 0) as input operand.
3306 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
3307 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
3308 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
3309 scratch register. Remove operand 1.
3310 (*stbar): Define as unspec instead of unspec_volatile.
3311 Use (match_dup 0) as input operand, remove (const_int 8).
3312 (*membar): Define as unspec instead of unspec_volatile.
3313 Use (match_dup 0) as input operand, remove input operand 2.
3315 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
3316 (memory_barrier): Expand as unspec instead of unspec_volatile.
3317 Remove mem:BLK from insn operands. Use Pmode scratch register.
3318 (*memory_barrier): Define as unspec instead of unspec_volatile.
3319 Use (match_dup 0) as input operand.
3321 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
3322 Remove mem:BLK from insn operands. Use Pmode scratch register.
3323 Set volatile flag on operand 0.
3324 (*memory_barrier): New insn pattern.
3326 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
3328 (*memory_barrier): Use (match_dup 0) as input operand.
3330 * config/mips/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 (*mb_internal): New insn pattern.
3335 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
3337 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
3340 * function.c (struct temp_slot): Move to the section of the file
3341 that deals with temp slots. Remove field 'address'.
3342 (temp_slot_address_table): New hash table of address -> temp slot.
3343 (struct temp_slot_address_entry): New struct, items for the table.
3344 (temp_slot_address_compute_hash, temp_slot_address_hash,
3345 temp_slot_address_eq, insert_temp_slot_address): Support functions
3347 (find_temp_slot_from_address): Rewrite to use the new hash table.
3348 (remove_unused_temp_slot_addresses): Remove addresses of temp
3349 slots that have been made available.
3350 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
3351 worker function for remove_unused_temp_slot_addresses.
3352 (assign_stack_temp_for_type): Don't clear the temp slot address list.
3353 Add the temp slot address to the address -> temp slot map.
3354 (update_temp_slot_address): Update via insert_temp_slot_address.
3355 (free_temp_slots): Call remove_unused_temp_slot_addresses.
3356 (pop_temp_slots): Likewise.
3357 (init_temp_slots): Allocate the address -> temp slot map, or empty
3358 the map if it is already allocated.
3359 (prepare_function_start): Initialize temp slot processing.
3361 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
3364 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
3365 Calculate the size of all stack vars assuming no packing of stack
3366 vars will happen, replacing a quadratic algorithm with a linear one.
3368 2009-01-03 Jakub Jelinek <jakub@redhat.com>
3371 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
3374 2009-01-03 Diego Novillo <dnovillo@google.com>
3376 * doc/contrib.texi: Update contributions.
3378 2009-01-03 Jakub Jelinek <jakub@redhat.com>
3381 * builtins.c (fold_builtin_memory_op): Give up if either operand
3382 is volatile. Set srctype or desttype to non-qualified version
3386 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
3389 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3391 PR rtl-optimization/35805
3392 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
3393 problem if fast dce is able to remove any instructions.
3394 * dce.c (dce_process_block): Fix dump message.
3396 2009-01-02 Mark Mitchell <mark@codesourcery.com>
3399 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
3401 2009-01-02 Jakub Jelinek <jakub@redhat.com>
3404 * tree-flow.h (op_code_prio, op_prio): New prototypes.
3405 * tree-pretty-print.c (op_code_prio): New function.
3406 (op_prio): No longer static. Use op_code_prio.
3407 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
3408 Use op_prio and op_code_prio to determine if () should be
3409 printed around operand(s) or not.
3411 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
3412 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
3413 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
3414 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
3415 pp_character instead of pp_string for single letter printing.
3417 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3419 * doc/extend.texi: Fix '#pragma GCC option' typo.
3421 2009-01-02 Richard Guenther <rguenther@suse.de>
3423 * doc/install.texi (--enable-checking): Mention different
3425 (--enable-stage1-checking): Document.
3427 2009-01-01 Andrew Pinski <pinskia@gmail.com>
3430 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
3431 case to be an error.
3433 2009-01-02 Ben Elliston <bje@au.ibm.com>
3435 * config/fp-bit.h (pack_d): Constify argument.
3436 * config/fp-bit.c (makenan): Constify return type. Remove casts.
3437 (isnan): Constify argument.
3441 (_fpadd_parts): Constify return type.
3442 (_fpmul_parts): Likewise.
3443 (_fpdiv_parts): Likewise.
3445 2009-01-01 Jakub Jelinek <jakub@redhat.com>
3448 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
3449 warn about overwriting initializer with side-effects or
3450 -Woverride-init if !IMPLICIT.
3451 (output_init_element): Likewise. Pass IMPLICIT down to
3453 (process_init_element): Add IMPLICIT argument. Pass it down
3454 to output_init_element.
3455 (push_init_element, pop_init_level, set_designator): Adjust
3456 process_init_element callers.
3457 (set_nonincremental_init, set_nonincremental_init_from_string):
3458 Adjust add_pending_init callers.
3459 (output_pending_init_elements): Adjust output_init_element callers.
3460 * c-tree.h (process_init_element): Adjust prototype.
3461 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
3462 process_init_element callers.