1 2009-09-28 Duncan Sands <baldrick@free.fr>
3 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
5 (register_callback): Dispatch it.
6 (invoke_plugin_callbacks): Incorporate in sanity check.
7 * ggc.h (ggc_register_cache_tab): Add declaration.
8 * ggc-common.c (ggc_register_root_tab): Simplify.
9 (const_ggc_cache_tab_t): New typedef.
10 (extra_cache_vec): New vector of dynamically added cache tables.
11 (ggc_register_cache_tab): New function.
12 (ggc_scan_cache_tab): New function.
13 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
14 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
16 2009-09-27 Richard Henderson <rth@redhat.com>
18 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
19 which we remove __builtin_stack_restore.
21 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
23 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
24 to test for GRD_INVARIANT.
25 (simple_rhs_p): Anything that's function_invariant_p is fine.
27 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
29 * gengtype.c (main): Use plunge_files instead of plugin_output.
31 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
32 Rafael Avila de Espindola <espindola@google.com>
34 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
35 Don't print pch related info if it is false.
36 (main): Don't print pch info in plugin mode.
38 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
40 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
41 with dw_val_class_const_double.
42 (struct dw_val_struct): Replace val_long_long with val_double and
43 adjust for above change.
44 (output_loc_operands): Likewise.
45 (add_AT_long_long): Rename into...
46 (add_AT_double): ...this.
47 (print_die): Replace dw_val_class_long_long with
48 dw_val_class_const_double and adjust.
49 (attr_checksum): Likewise.
50 (same_dw_val_p): Likewise.
51 (size_of_die): Likewise.
52 (value_format): Likewise.
53 (output_die): Likewise.
54 (loc_descriptor) <CONST_DOUBLE>: Likewise.
55 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
56 instead of add_AT_long_long.
57 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
58 value with the precision of its type.
60 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
63 * c-typeck.c (build_conditional_expr): Use the readonly and
64 volatile flags of the operand types, not of the operands itself.
66 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
68 collect2.c (main): Look for -brtl before adding libraries.
70 2009-09-27 Jonathan Gray <jsg@openbsd.org>
72 * config.gcc: Update OpenBSD targets.
73 * config/openbsd-stdint.h: New file.
74 * config/openbsd-libpthread.h: New file.
75 * config/openbsd.h: Update and break out LIB_SPEC definition.
76 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
77 * config/i386/openbsdelf.h: Correct types.
78 * config/m68k/openbsd.h: Likewise.
79 * config/mips/openbsd.h: Likewise.
80 * config/vax/openbsd.h: Likewise.
82 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
84 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
85 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
86 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
87 of the length and zero.
89 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
91 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
92 (FLAGS_H): Add options.h $(REAL_H).
93 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
94 (TREE_VECTORIZER_H): New.
95 (EBITMAP_H): Renamed from EBIMAP_H.
96 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
97 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
98 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
99 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
100 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
101 (graphite-clast-to-gimple.o, graphite-dependences.o)
102 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
103 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
104 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
105 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
106 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
107 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
108 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
109 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
110 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
111 updated and fixed as per above changes and per
112 check_makefile_deps.sh output.
115 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
116 * configure: Regenerate.
118 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
120 * doc/install.texi: Update minimum MPC version to 0.7.
122 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
124 * doc/install.texi (Binaries): Remove reference to the binary
125 distribution CD-ROM from the FSF.
127 2009-09-26 Michael Matz <matz@suse.de>
131 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
132 that are mentioned in the body.
134 2009-09-26 Michael Matz <matz@suse.de>
136 PR tree-optimization/41454
137 * tree-ssa-dom (stmts_to_rescan): Remove variable.
138 (tree_ssa_dominator_optimize): Don't allocate and free it.
139 (dom_opt_leave_block): Don't iterate over it.
140 (eliminate_redundant_computations): Don't return a value.
141 (cprop_operand, cprop_into_stmt): Ditto.
142 (optimize_stmt): Don't defer updating stmts.
144 2009-09-25 Dodji Seketeli <dodji@redhat.com>
146 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
147 generic_parameter_die, template_parameter_pack_die,
148 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
149 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
150 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
152 2009-09-25 Anatoly Sokolov <aesok@post.ru>
154 * config/v850/v850.h (FUNCTION_VALUE): Remove.
155 * config/v850/v850.c (v850_function_value): New function.
156 (TARGET_FUNCTION_VALUE): Define.
158 2009-09-25 Jakub Jelinek <jakub@redhat.com>
160 * tree-vect-stmts.c (vectorizable_call): Call
161 mark_symbols_for_renaming after vect_finish_stmt_generation.
163 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
164 to loc_descriptor_from_tree.
165 (add_location_or_const_value_attribute): Pass 0 instead of 2
166 for decl_by_reference_p decls.
168 2009-09-25 Richard Guenther <rguenther@suse.de>
171 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
174 2009-09-25 Ben Elliston <bje@au.ibm.com>
176 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
179 2009-09-25 Alan Modra <amodra@bigpond.net.au>
181 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
184 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
187 * fold-const.c (const_binop): Handle complex int division.
188 * tree-complex.c (expand_complex_div_straight,
189 expand_complex_div_wide): Update comments.
191 2009-09-24 DJ Delorie <dj@redhat.com>
194 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
195 (reg_class): Likewise.
196 (REG_CLASS_NAMES): Likewise.
197 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
199 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
202 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
204 * config/rs6000/predicates.md (indexed_or_indirect_operand):
205 Delete VSX load/store with update support.
206 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
207 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
211 (VStype_load_update): Ditto.
212 (VStype_store_update): Ditto.
213 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
214 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
216 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
217 load/store with update builtins.
219 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
221 * libgcc2.c (L_trampoline): Prototype for getpagesize
222 and mprotect in WINNT case.
224 2009-09-24 Anatoly Sokolov <aesok@post.ru>
226 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
227 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
228 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
230 (TARGET_FUNCTION_VALUE): Define.
232 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
234 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
236 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
239 * common.opt: Initialize dwarf_strict to -1.
240 * toplev.c (process_options): Catch unset dwarf_strict
241 and set to 0 for all targets not overriding.
242 * config/darwin.c (darwin_override_options): Catch unset
243 dwarf_strict and override to 1.
245 2009-09-24 Jeff Law <law@redhat.com>
247 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
249 2009-09-24 Richard Guenther <rguenther@suse.de>
251 PR tree-optimization/36143
252 PR tree-optimization/38747
253 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
254 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
256 2009-09-24 Jakub Jelinek <jakub@redhat.com>
259 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
260 return false instead of gcc_unreachable (). For CONST return the
261 value returned by recursive call instead of always returning true.
262 (tree_add_const_value_attribute): Return the value returned by
263 add_const_value_attribute instead of always returning true if rtl
266 2009-09-23 Justin Seyster <jrseys@gmail.com>
268 * Makefile.in (PLUGIN_HEADERS): Include real.h.
270 2009-09-24 Jakub Jelinek <jakub@redhat.com>
272 * cgraphunit.c (cgraph_lower_function): Revert last change.
273 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
274 instead of DECL_NO_STATIC_CHAIN.
275 * tree-cfg.c (verify_gimple_call): Likewise.
276 * tree-nested.c (get_chain_decl, get_chain_field,
277 convert_tramp_reference_op, convert_gimple_call): Likewise.
278 (convert_all_function_calls): Likewise. Always set or clear
279 DECL_STATIC_CHAIN initially, for !n->outer clear it.
280 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
281 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
283 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
284 DECL_NO_STATIC_CHAIN.
285 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
286 instead of DECL_NO_STATIC_CHAIN.
287 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
288 decl_function_context.
289 * varasm.c (initializer_constant_valid_p): Likewise.
290 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
291 (DECL_STATIC_CHAIN): ... this.
292 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
293 instead of DECL_NO_STATIC_CHAIN.
295 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
296 Rafael Avila de Espindola <espindola@google.com>
298 * gengtype.c (nb_plugin_files): Make it unsigned to match
299 num_gt_files. Adjust other variables to avoid warnings.
300 (main): Allocate an all zero lang_bitmap before each plugin file name
301 to match regular file names.
303 2009-09-23 Richard Henderson <rth@redhat.com>
305 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
306 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
307 static chain passed in memory.
308 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
309 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
310 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
311 STATIC_CHAIN_REGNUM defined.
313 * config/picochip/picochip-protos.h: s/class/klass/.
314 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
315 (picochip_static_chain): New.
316 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
317 (STATIC_CHAIN_INCOMING): Remove.
319 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
320 (xtensa_static_chain): New.
321 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
323 2009-09-23 Anatoly Sokolov <aesok@post.ru>
325 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
326 * config/pa/pa-protos.h (function_value): Remove.
327 * config/pa/pa.c (pa_function_value): Rename from function_value.
328 Make static, add 'outgoing' argument.
329 (TARGET_FUNCTION_VALUE): Define.
331 2009-09-23 Anatoly Sokolov <aesok@post.ru>
333 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
334 instead of cfun->machine->is_leaf.
335 * config/avr/avr.h (machine_function): Remove is_leaf field.
337 2009-09-23 Jakub Jelinek <jakub@redhat.com>
340 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
341 DW_OP_piece after DW_OP_stack_value, adjust size calculations
342 for it, when DW_OP_stack_value and DW_OP_implicit_value has
343 the same size, prefer DW_OP_stack_value.
344 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
345 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
347 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
350 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
352 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
355 * cfgexpand.c (convert_debug_memory_address): New.
356 (expand_debug_expr): Convert base address and offset to the same
357 mode. Use it to convert addresses to other modes. Accept
360 2009-09-23 Richard Guenther <rguenther@suse.de>
362 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
363 produced for bigendian targets with promoted subregs.
365 2009-09-23 Richard Guenther <rguenther@suse.de>
367 * value-prof.c (gimple_ic): Purge old EH edges only after building
370 2009-09-23 Nick Clifton <nickc@redhat.com>
372 * config/arc/arc.c (arc_trampoline_init): Fix typo.
374 2009-09-23 Jakub Jelinek <jakub@redhat.com>
377 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
380 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
381 on non-nested functions.
383 2009-09-23 Jakub Jelinek <jakub@redhat.com>
384 Jan Hubicka <jh@suse.cz>
386 * dwarf2out.c (loc_list_plus_const): Only define if
387 DWARF2_DEBUGGING_INFO.
388 (address_of_int_loc_descriptor): Likewise.
391 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
393 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
396 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
397 constant is more than zero.
399 2009-09-23 Alan Modra <amodra@bigpond.net.au>
402 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
403 call final to emit non-scheduled prologue, instead insert at entry.
405 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
406 Joseph S. Myers <joseph@codesourcery.com>
408 * doc/install.texi (*-*-freebsd*): Add proper format codes.
410 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
411 Rafael Avila de Espindola <espindola@google.com>
413 * gengtype.c (is_file_equal): New function.
414 (close_output_files): Use is_file_equal. Free of->buf.
416 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
417 Rafael Avila de Espindola <espindola@google.com>
419 * gengtype.c (write_types, write_local): Add the output_header
420 argument. Update all callers.
422 2009-09-22 Dodji Seketeli <dodji@redhat.com>
424 * dwarf2out.c (template_parameter_pack_die,
425 gen_formal_parameter_pack_die ): New functions.
426 (make_ith_pack_parameter_name): Remove this function.
427 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
428 DW_TAG_formal_parameter_pack.
429 (gen_generic_params_dies): Represent each template parameter pack
430 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
431 represented by usual DW_TAG_template_*_parameter DIEs that are
432 children of the DW_TAG_template_parameter_pack element DIE.
433 (generic_parameter_die): This doesn't deal with parameter pack
434 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
435 of parameter pack DIEs.
436 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
437 in certain cases, e.g. for pack elements.
438 (gen_formal_types_die, gen_decl_die): Adjust usage of
439 gen_formal_parameter_die.
440 (gen_subprogram_die): Represent each function parameter pack by a
441 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
442 represented by usual DW_TAG_formal_parameter DIEs that are children
443 of the DW_TAG_formal_parameter_pack DIE. Remove references to
444 ____builtin_va_alist decls as no part of the compiler uses those
446 * langhooks.h (struct lang_hooks_for_decls): Add
447 function_parm_expanded_from_pack_p, get_generic_function_decl
448 and function_parameter_pack_p hooks. Fix comment for
449 get_innermost_generic_parms hook.
450 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
451 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
452 macros and use them to initialize lang_hook.
454 2009-09-22 Richard Henderson <rth@redhat.com>
456 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
457 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
458 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
459 on TRAMPOLINE_TEMPLATE.
460 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
461 TRAMPOLINE_ADJUST_ADDRESS.
462 * targhooks.c (default_asm_trampoline_template): Remove.
463 (default_trampoline_adjust_address): Remove.
464 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
465 * targhooks.h: Update decls.
467 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
469 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
470 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
471 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
473 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
476 * reload1.c (reload): Reset debug insns with pseudos without
479 2009-09-22 Janis Johnson <janis187@us.ibm.com>
481 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
482 unconditional true for decimal float modes.
483 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
484 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
486 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
488 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
489 Enable a new case for __FreeBSD__ >= 7.
490 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
491 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
492 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
493 and USE_LD_AS_NEEDED.
495 * doc/install.texi (*-*-freebsd*): Update target information.
497 2009-09-22 Richard Guenther <rguenther@suse.de>
500 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
501 arrays really properly.
503 2009-09-22 Richard Henderson <rth@redhat.com>
506 * target.h (struct gcc_target): Add asm_out.trampoline_template,
507 calls.static_chain, calls.trampoline_init,
508 calls.trampoline_adjust_address.
509 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
510 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
511 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
512 * builtins.c (expand_builtin_setjmp_receiver): Use
513 targetm.calls.static_chain; only clobber registers.
514 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
515 set up memory attributes properly for the trampoline block.
516 (expand_builtin_adjust_trampoline): Use
517 targetm.calls.trampoline_adjust_address.
518 * calls.c (prepare_call_address): Add fndecl argument. Use
519 targetm.calls.static_chain.
520 * df-scan.c (df_need_static_chain_reg): Remove.
521 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
522 consolodate static chain handling.
523 * doc/tm.texi: Document new hooks.
524 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
525 (init_emit_regs): Don't initialize them.
526 * expr.h (prepare_call_address): Update decl.
527 * final.c (profile_function): Use targetm.calls.static_chain.
528 * function.c (expand_function_start): Likewise.
529 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
530 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
531 only clobber registers.
532 * targhooks.c (default_static_chain): New.
533 (default_asm_trampoline_template, default_trampoline_init): New.
534 (default_trampoline_adjust_address): New.
535 * targhooks.h: Declare them.
536 * varasm.c (assemble_trampoline_template): Use
537 targetm.asm_out.trampoline_template. Make the memory block const
540 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
541 alpha_initialize_trampoline. Make static. Merge VMS parameter
542 differences into the TARGET_ABI_OPEN_VMS code block.
543 (TARGET_TRAMPOLINE_INIT): New.
544 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
545 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
546 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
547 (INITIALIZE_TRAMPOLINE): Remove.
549 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
550 (TRAMPOLINE_TEMPLATE): Merge with ...
551 (INITIALIZE_TRAMPOLINE): ... this and move ...
552 * config/arc/arc.c (arc_trampoline_init): ... here.
553 (TARGET_TRAMPOLINE_INIT): New.
555 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
556 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
557 (arm_asm_trampoline_template): New.
558 (arm_trampoline_init, arm_trampoline_adjust_address): New.
559 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
560 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
561 code to arm_asm_trampoline_template.
562 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
563 arm_trampoline_adjust_address.
564 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
565 adjust for target hook parameters.
567 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
570 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
571 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
572 (bfin_trampoline_init): Rename from initialize_trampoline;
573 make static; update for target hook parameters.
574 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
575 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
576 bfin_asm_trampoline_template.
577 (INITIALIZE_TRAMPOLINE): Remove.
579 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
580 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
581 cris_trampoline_init): New.
582 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
583 cris_asm_trampoline_template.
584 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
585 adjust for target hook parameters.
587 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
589 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
590 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
591 fr30_trampoline_init): New.
592 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
593 fr30_asm_trampoline_template.
594 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
595 adjust for target hook parameters.
597 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
598 (frv_trampoline_init): Rename from frv_initialize_trampoline;
599 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
600 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
601 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
603 * config/h8300/h8300.c (h8300_trampoline_init): New.
604 (TARGET_TRAMPOLINE_INIT): New.
605 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
606 to h8300_trampoline_init and adjust for hook parameters.
608 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
609 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
610 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
611 make static; adjust for hook parameters.
612 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
614 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
615 (TARGET_TRAMPOLINE_INIT): New.
616 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
617 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
618 iq2000_asm_trampoline_template.
619 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
620 (TRAMPOLINE_CODE_SIZE): New.
621 (TRAMPOLINE_SIZE): Use it.
622 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
624 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
625 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
626 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
627 adjust for hook parameters.
628 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
630 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
631 (m32r_trampoline_init): New.
632 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
633 m32r_trampoline_init.
635 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
636 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
637 make static; update for hook parameters.
638 * config/m68hc11/m68hc11-protos.h: Update.
639 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
641 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
642 (TARGET_TRAMPOLINE_INIT): New.
643 (mcore_function_value): Fix typo.
644 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
645 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
646 to mcore_asm_trampoline_template.
647 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
649 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
650 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
651 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
652 update for hook parameters.
653 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
655 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
656 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
657 mips_trampoline_init): New.
658 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
659 mips_asm_trampoline_template.
660 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
661 update for hook parameters.
663 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
664 (TARGET_TRAMPOLINE_INIT): New.
665 (mmix_trampoline_size): Remove.
666 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
667 make static. Remove out-of-date tetra vs octa comment.
668 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
669 make static; update for hook parameters.
670 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
671 (INITIALIZE_TRAMPOLINE): Remove.
672 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
673 (TRAMPOLINE_ALIGNMENT): New.
674 * gcc/config/mmix/mmix-protos.h: Update.
676 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
677 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
678 mn10300_trampoline_init): New.
679 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
680 mn10300_asm_trampoline_template.
681 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
683 * config/moxie/moxie.c (moxie_static_chain,
684 moxie_asm_trampoline_template, moxie_trampoline_init,
685 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
686 TARGET_TRAMPOLINE_INIT): New.
687 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
688 moxie_trampoline_init.
689 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
690 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
692 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
693 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
694 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
695 pa_trampoline_adjust_address): New.
696 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
697 pa_asm_trampoline_template.
698 (TRAMPOLINE_ALIGNMENT): New.
699 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
700 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
701 adjust for hook parameters.
702 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
704 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
705 (TARGET_TRAMPOLINE_INIT): New.
706 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
707 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
709 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
711 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
712 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
713 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
714 make static; adjust parameters for the hook.
715 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
717 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
718 s390_trampoline_template; make static.
719 (s390_trampoline_init): Rename from s390_initialize_trampoline;
720 make static; adjust for target hook.
721 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
722 * config/s390/s390-protos.h: Remove trampoline decls.
723 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
724 (TRAMPOLINE_TEMPLATE): Remove.
725 (TRAMPOLINE_ALIGNMENT): New.
727 * config/score/score-protos.h (score_initialize_trampoline): Remove.
728 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
729 (TARGET_TRAMPOLINE_INIT): New.
730 (score_asm_trampoline_template): New.
731 (score_trampoline_init): Rename from score_initialize_trampoline;
732 make static; adjust for hook parameters.
733 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
734 score[37]_asm_trampoline_template.
735 (INITIALIZE_TRAMPOLINE): Remove.
736 * config/score/score3.c (score3_asm_trampoline_template): New.
737 (score3_trampoline_init): Rename from score3_initialize_trampoline;
738 adjust for target hook.
739 * config/score/score7.c (score7_asm_trampoline_template): New.
740 (score7_trampoline_init): Rename from score7_initialize_trampoline;
741 adjust for target hook.
742 * config/score/score3.h, config/score/score7.h: Update.
744 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
745 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
746 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
747 (sh_trampoline_init): Rename from sh_initialize_trampoline;
748 make static; adjust for target hook parameters.
749 (sh_trampoline_adjust_address): New.
750 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
751 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
753 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
754 (sparc32_initialize_trampoline): Rename from
755 sparc_initialize_trampoline; make static; replace tramp parameter
756 with m_tramp and update memory accesses.
757 (sparc64_initialize_trampoline): Similarly.
758 (sparc_trampoline_init): New.
759 * config/sparc/sparc-protos.h: Remove trampoline decls.
760 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
761 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
763 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
764 (array_to_constant): Make ARR parameter const.
765 (spu_trampoline_init): Rename from spu_initialize_trampoline;
766 make static; update for hook parameters.
767 * config/spu/spu-protos.h: Update decls.
768 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
770 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
771 from xstormy16_initialize_trampoline; make static; update for
773 (TARGET_TRAMPOLINE_INIT): New.
774 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
776 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
777 (TARGET_TRAMPOLINE_INIT): New.
778 (v850_can_eliminate): Make static.
779 (v850_asm_trampoline_template, v850_trampoline_init): New.
780 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
781 v850_asm_trampoline_template.
782 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
783 and adjust for target hook parameters.
785 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
786 (TARGET_TRAMPOLINE_INIT): New.
787 (vax_asm_trampoline_template, vax_trampoline_init): New.
788 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
789 vax_asm_trampoline_template.
790 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
792 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
793 (TARGET_TRAMPOLINE_INIT): New.
794 (xtensa_asm_trampoline_template): Rename from
795 xtensa_trampoline_template; make static.
796 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
797 make static; update for hook parameters.
798 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
799 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
800 (INITIALIZE_TRAMPOLINE): Remove.
802 * config/i386/i386.c (ix86_function_regparm): Do not issue an
803 error for nested functions with regparm=3.
804 (ix86_compute_frame_layout): Adjust frame pointer offset for
805 ix86_static_chain_on_stack.
806 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
807 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
808 don't reset to UNITS_PER_WORD.
809 (ix86_emit_leave): Adjust ix86_cfa_state.
810 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
811 (ix86_static_chain): New.
812 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
813 make static; update for target hook parameters; use ix86_static_chain.
814 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
815 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
816 (INITIALIZE_TRAMPOLINE): Remove.
817 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
818 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
819 to the end. Add static_chain_on_stack.
820 (ix86_static_chain_on_stack): New.
822 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
823 (m68k_output_mi_thunk): Don't use static_chain_rtx.
824 (m68k_trampoline_init): New.
825 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
826 m68k_trampoline_init and adjust for hook parameters.
827 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
828 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
830 2009-09-22 Jakub Jelinek <jakub@redhat.com>
832 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
833 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
835 * reload1.c (reload): Call wrap_constant when substituting
836 reg for equiv inside of DEBUG_INSNs.
839 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
840 add_call_src_coords_attributes, add_high_low_attributes,
841 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
842 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
843 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
844 when -gdwarf-2 -gstrict-dwarf.
845 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
846 -gdwarf-[23] -gstrict-dwarf.
847 (address_of_int_loc_descriptor, loc_descriptor,
848 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
849 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
850 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
852 2009-09-22 Richard Guenther <rguenther@suse.de>
854 PR tree-optimization/41428
855 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
856 (ccp_finalize): Pass it to substitute_and_fold.
858 2009-09-22 Richard Guenther <rguenther@suse.de>
860 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
861 (substitute_and_fold): Adjust prototype.
862 * tree-vrp.c (vrp_evaluate_conditional): Make static.
863 (simplify_stmt_using_ranges): Likewise.
864 (fold_predicate_in): Move here from tree-ssa-propagate.c.
865 (vrp_fold_stmt): New function.
866 (vrp_finalize): Pass it to substitute_and_fold.
867 * tree-flow.h (vrp_evaluate_conditional): Remove.
868 (simplify_stmt_using_ranges): Likewise.
869 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
870 * tree-ssa-copy.c (fini_copy_prop): Likewise.
871 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
873 (fold_predicate_in): Move to tree-vrp.c.
874 (substitute_and_fold): Use the callback instead of calling into
875 tree-vrp.c functions directly.
877 2009-09-22 Jakub Jelinek <jakub@redhat.com>
879 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
880 comparison warning on rs6000.
883 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
884 GIMPLE_EH_MUST_NOT_THROW cleanup.
885 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
887 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
890 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
891 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
892 LIB_SPEC for darwin10 and later since it always uses the unwinder in
893 libSystem which is derived from the gcc 4.2.1 unwinder.
895 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
898 * varasm.c (default_encode_section_info): Copy TLS model into
899 sym_ref flags regardless of backend support for TLS, for all
900 model types except TLS_MODEL_EMULATED.
902 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
905 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
906 we can handle it correctly.
908 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
910 * doc/install.texi (os2): Remove section.
912 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
914 * doc/standards.texi (Objective-C): Adjust two URLs.
916 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
918 * tree-tailcall.c (process_assignment): Don't check if a
919 multiplication or an addition are already present.
920 (find_tail_calls): Combine multiple additions and multiplications.
921 (adjust_accumulator_values): Emit accumulators.
923 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
925 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
926 xmm register restore.
928 2009-09-21 Jan Hubicka <jh@suse.cz>
930 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
931 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
934 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
936 * stor-layout.c (layout_type): Remove obsolete code.
938 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
941 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
943 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
946 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
947 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
948 (fold_builtin_2, do_mpc_arg1): Update accordingly.
949 * fold-const.c (const_binop): Likewise.
950 * real.h (do_mpc_arg2): Update prototype.
952 2009-09-20 Jan Hubicka <jh@suse.cz>
954 * dwarf2out.c (add_const_value_attribute): Return true if successful.
955 (add_location_or_const_value_attribute): Rewrite using
957 (tree_add_const_value_attribute): Return true if successful.
958 (tree_add_const_value_attribute_for_decl): Likewise.
960 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
961 (loc_descriptor): ... here;
962 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
963 (cst_pool_loc_descr): Break out from ...; do not reffer constant
964 pool items that was not marked for output.
965 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
966 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
967 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
968 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
969 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
970 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
971 DW_OP_stack_value to get address of items that are not available
973 (dw_loc_list): Handle single element lists correctly.
975 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
976 Pascal Obry <obry@adacore.com>
978 * unwind-dw2-fde.c (classify_object_over_fdes):
979 Cast the constant 1 to _Unwind_Ptr.
980 (add_fdes): Likewise.
981 (linear_search_fdes): Likewise.
983 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
985 * stor-layout.c (set_sizetype): Avoid useless type copy.
987 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
989 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
991 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
992 * configure, config.in: Regenerate.
993 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
995 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
996 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
997 for global data if the output could be used in a shared library.
998 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
999 to 0 if TARGET_WRITABLE_EH_FRAME.
1001 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
1003 PR rtl-optimization/39886
1004 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
1005 just when insn is equal to BB_END (bb).
1007 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
1009 * config/mips/mips.opt (mrelax-pic-calls): New option.
1010 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
1012 (mips_unspec_call): Change "unspec_call" expander into this.
1013 (mips_strip_unspec_call): New function.
1014 (mips_got_load): Call mips_unspec_call instead of
1015 gen_unspec_call<mode>.
1016 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
1018 (mips_cfg_in_reorg): New function.
1019 (mips16_lay_out_constants): Use it to decide whether to call
1020 CFG-aware insn splitting.
1021 (r10k_insert_cache_barriers): Move CFG set-up code from here to
1022 mips_reorg. Move DF set-up code from here ...
1023 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
1025 (mips_reorg): Call mips_df_reorg instead of
1026 r10k_insert_cache_barriers. Move CFG set-up code here from
1027 r10k_insert_cache_barriers.
1028 (mips_call_expr_from_insn): New function.
1029 (mips_pic_call_symbol_from_set): Likewise.
1030 (mips_find_pic_call_symbol): Likewise.
1031 (mips_annotate_pic_call_expr): Likewise.
1032 (mips_get_pic_call_symbol): Likewise.
1033 (mips_annotate_pic_calls): Likewise.
1034 (mips_override_options): Disable -mrelax-pic-calls unless PIC
1036 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
1037 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
1038 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
1040 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
1041 (unspec_call<mode>): Remove it.
1042 (sibcall_internal, sibcall_value_internal,
1043 sibcall_value_multiple_internal, call_internal, call_split,
1044 call_value_internal, call_value_split,
1045 call_value_multiple_internal, call_value_multiple_split): Pass
1046 SIZE_OPNO to MIPS_CALL.
1047 (call_internal_direct, call_direct_split,
1048 call_value_internal_direct, call_value_direct_split): Pass -1 as
1049 SIZE_OPNO to MIPS_CALL.
1050 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
1051 * configure: Regenerate.
1052 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
1053 and -mno-relax-pic-calls.
1054 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
1056 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1059 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
1060 in the directory this rule is called from, rather than the
1061 toplevel 'gcc' directory, to fix in-tree build.
1063 2009-09-19 Chris Demetriou <cgd@google.com>
1065 PR preprocessor/28435:
1066 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
1067 to cpplib that the preprocessor output is needed.
1069 2009-09-19 Jakub Jelinek <jakub@redhat.com>
1071 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
1072 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
1073 *return_and_restore_fpregs_<mode>,
1074 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
1077 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
1078 instead of assuming it has always a REG inside of it.
1080 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
1082 * config/freebsd.h: Update comment on types.
1083 (WINT_TYPE): Define.
1085 2009-09-18 Jason Merrill <jason@redhat.com>
1087 * c.opt: Add -fno-deduce-init-list.
1089 2009-09-18 Neil Vachharajani <nvachhar@google.com>
1091 * value-prof.c (interesting_stringop_to_profile_p): Added output
1092 argument to indicate which parameter is the size parameter.
1093 * value-prof.c (gimple_stringop_fixed_value): Use
1094 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
1095 * value-prof.c (gimple_stringops_transform): Update call sites to
1096 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
1098 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
1101 From David Binderman <dcb314@hotmail.com>:
1102 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
1103 local variable f. Remove stale comments.
1104 (ix86_compute_frame_layout): Remove useless local variable total_size.
1105 Remove #if 0'd code.
1106 (legitimate_address_p): Remove useless local variables
1107 reason_rtx and reason.
1108 (ix86_split_copysign_const): Remove useless local variable op1.
1109 (scale_counter): Remove useless local variable piece_size_mask.
1111 2009-09-18 Jakub Jelinek <jakub@redhat.com>
1113 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
1116 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1119 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
1121 2009-09-17 Jakub Jelinek <jakub@redhat.com>
1123 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
1126 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
1128 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
1129 DW_OP_implicit_value even without dwarf_version 4.
1131 2009-09-17 Jan Hubicka <jh@suse.cz>
1133 * dwarf2out.c: Include tree-pass.h and gimple.h.
1134 (loc_list_plus_const): New function.
1135 (loc_descriptor_from_tree_1): Rename to ...
1136 (loc_descriptor_from_tree): ... remove original.
1137 (loc_list_from_tree): New function.
1138 (add_AT_location_description): Accept location list.
1139 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
1140 (concatn_mem_loc_descriptor): Remove.
1141 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
1143 (secname_for_decl): Move up.
1144 (hidden_reference_p): New function; break out from ...
1145 (loc_by_refernece): ... here; move up.
1146 (dw_loc_list): New function.
1147 (single_element_loc_list): New function.
1148 (single_element_loc_list_p): New function.
1149 (add_loc_descr_to_each): New function.
1150 (add_loc_list): New function.
1151 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
1152 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
1153 add diagnostics why expansion failed.
1154 (add_location_or_const_value_attribute): Support location lists.
1155 (add_bound_info): Likewise.
1156 (descr_info_loc): Update call of loc_descriptor_from_tree.
1157 (gen_variable_die): Work on location lists.
1158 * final.c (pass_final): Add dump file.
1159 * Makefile.in (dwarf2out.o): Add new dependencies.
1161 2009-09-17 Janis Johnson <janis187@us.ibm.com>
1164 * real.c decimal_from_integer, decimal_integer_string): New.
1165 (real_from_integer): Use them as special case for decimal float.
1166 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
1167 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
1168 Do not append zero after the decimal point in string to convert.
1170 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
1172 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1173 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1175 2009-09-17 Martin Jambor <mjambor@suse.cz>
1177 * common.opt (fipa-sra): New switch.
1178 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
1179 * timevar.def (TV_IPA_SRA): New timevar.
1180 * params.def (ipa-sra-ptr-growth-factor): New parameter.
1181 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
1182 * tree-sra.c: Include cgraph.c.
1183 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
1184 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
1185 and grp_not_necessarilly_dereferenced.
1186 (func_param_count): New variable.
1187 (encountered_apply_args): New variable.
1188 (bb_dereferences): New variable.
1189 (final_bbs): New variable.
1190 (no_accesses_representant): New variable.
1191 (no_accesses_p): New function.
1192 (dump_access): Dump the new fields.
1193 (sra_initialize): Set encountered_apply_args to false.
1194 (get_ssa_base_param): New function.
1195 (mark_parm_dereference): New function.
1196 (create_access): Caring for INIDRECT_REFs and different handling of
1197 varialble length accesses in early IPA SRA. Store the stmt - a new
1198 parameter - to the new access.
1199 (build_access_from_expr_1): New parameter stmt, passed to
1200 create_access. Handle INDIRECT_REFs.
1201 (build_access_from_expr): Pass the current statement to
1202 build_access_from_expr_1.
1203 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
1205 (build_accesses_from_assign): Pass the current statement to
1206 build_access_from_expr_1. Do not create assign links in IPA-SRA.
1207 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
1208 final_bbs when necessary. Check for calls to __builtin_apply_args.
1209 Fixup EH info if anythng was changed.
1210 (is_unused_scalar_param): New function.
1211 (ptr_parm_has_direct_uses): New function.
1212 (find_param_candidates): New function.
1213 (mark_maybe_modified): New function.
1214 (analyze_modified_params): New function.
1215 (propagate_dereference_distances): New function.
1216 (dump_dereferences_table): New function.
1217 (analyze_caller_dereference_legality): New function.
1218 (unmodified_by_ref_scalar_representative): New function.
1219 (splice_param_accesses): New function.
1220 (decide_one_param_reduction): New function.
1221 (enum ipa_splicing_result): New type.
1222 (splice_all_param_accesses): New function.
1223 (get_param_index): New function.
1224 (turn_representatives_into_adjustments): New function.
1225 (analyze_all_param_acesses): New function.
1226 (get_replaced_param_substitute): New function.
1227 (get_adjustment_for_base): New function.
1228 (replace_removed_params_ssa_names): New function.
1229 (sra_ipa_reset_debug_stmts): New function.
1230 (sra_ipa_modify_expr): New function.
1231 (sra_ipa_modify_assign): New function.
1232 (convert_callers): New function.
1233 (modify_function): New function.
1234 (ipa_sra_preliminary_function_checks): New function.
1235 (ipa_early_sra): New function.
1236 (ipa_early_sra_gate): New function.
1237 (pass_early_ipa_sra): New variable.
1238 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
1240 2009-09-17 Michael Matz <matz@suse.de>
1243 * tree.c (build_type_attribute_qual_variant): Export.
1244 * tree.h (build_type_attribute_qual_variant): Declare.
1245 * tree-inline.c (remap_type_1): Use it to build variants with
1246 the original qualifiers and attributes.
1248 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1250 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
1251 without a fallthrough edge.
1253 2009-09-16 DJ Delorie <dj@redhat.com>
1255 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
1256 chip and ignore the "fast_interrupt" attribute if so.
1258 2009-09-16 Richard Henderson <rth@redhat.com>
1261 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
1264 2009-09-16 Richard Henderson <rth@redhat.com>
1267 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
1268 is set only if DECL_NO_STATIC_CHAIN is unset.
1269 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
1270 (FOR_EACH_NEST_INFO): New.
1271 (walk_all_functions): Use it.
1272 (finalize_nesting_tree): Likewise.
1273 (unnest_nesting_tree): Likewise.
1274 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
1275 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
1276 (convert_gimple_call): Early out if gimple_call_chain already set.
1277 (convert_all_function_calls): Iterate until no new functions
1278 require a static chain.
1279 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
1280 when building a trampoline. Use dump_function_to_file instead
1282 (lower_nested_functions): Open dump_file. Validate that decls
1283 that have DECL_NO_STATIC_CHAIN from the front end don't have that
1284 bit reset by this pass.
1286 2009-09-16 Michael Matz <matz@suse.de>
1289 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
1290 shorten decl_common_unused.
1291 (DECL_RESTRICTED_P): New accessor.
1292 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
1293 to disambiguate marked decls and restrict pointers.
1295 2009-09-16 Richard Henderson <rth@redhat.com>
1298 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
1300 2009-09-16 Jakub Jelinek <jakub@redhat.com>
1302 * integrate.c (set_block_abstract_flags): Call
1303 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
1305 2009-09-16 Richard Guenther <rguenther@suse.de>
1308 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
1311 2009-09-16 DJ Delorie <dj@redhat.com>
1312 Kaz Kojima <kkojima@gcc.gnu.org>
1314 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
1315 (sh_expand_prologue): Update calls to output_stack_adjust.
1316 (sh_expand_epilogue): Likewise.
1318 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
1321 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
1322 trying to limit the extent of searches in the insn stream.
1324 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
1325 Jakub Jelinek <jakub@redhat.com>
1329 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1331 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1332 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1333 (rs6000_savres_strategy): Always save FP registers inline if the
1334 target doesn't support hardware double-precision. Set the above
1335 bits in return value when needed.
1336 (rs6000_savres_routine_sym): Fix computation for cache selector.
1337 Mark the generated symbol as a function. Rename exitp argument to
1338 lr. Move code for determining the name of the symbol...
1339 (rs6000_savres_routine_name): ...here. New function. Add cases for
1340 getting the names right on AIX and 64-bit Linux.
1341 (savres_routine_name): New variable.
1342 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1343 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1344 on what the target routine uses as a base register. If savep && lr
1345 describe saving of r0 into memory slot.
1346 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1347 line calls for AIX ABI.
1348 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1349 determine FP save/restore functions.
1350 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1351 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1353 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1354 Duplicate restoration of LR and execute the appropriate one
1355 depending on whether GPRs are being restored inline. Set r11 from
1356 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1357 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1358 Fix out of line calls for AIX ABI.
1359 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1361 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1363 (*restore_gpregs_spe): Likewise.
1364 (*return_and_restore_gpregs_spe): Likewise.
1365 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1366 Define to empty string unconditionally.
1367 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1368 Define to empty string unconditionally.
1369 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1372 2009-09-15 Jan Hubicka <jh@suse.cz>
1374 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1375 * params.def (inline-insns-auto): Likewise.
1377 2009-09-15 Martin Jambor <mjambor@suse.cz>
1379 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1380 individual statements only at TDF_DETAILS dump level. Format
1381 source for 80 characters per line.
1383 2009-09-15 Christian Bruel <christian.bruel@st.com>
1385 * regrename.c (do_replace): Update REG_DEAD notes.
1387 2009-09-15 Revital Eres <eres@il.ibm.com>
1389 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1390 * targhooks.c (default_builtin_support_vector_misalignment):
1391 New builtin function.
1392 * targhooks.h (default_builtin_support_vector_misalignment):
1394 * target.h (builtin_support_vector_misalignment):
1395 New field in struct gcc_target.
1396 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1397 new builtin function.
1398 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1400 * config/rs6000/rs6000.c
1401 (rs6000_builtin_support_vector_misalignment): New function.
1402 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1404 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1406 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1408 (bfin_optimize_loop): Likewise.
1409 (bfin_gen_bundles): Likewise.
1410 (workaround_speculation): Likewise.
1411 (find_load): Return NULL_RTX for debug_insn.
1413 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1415 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1418 2009-09-14 DJ Delorie <dj@redhat.com>
1420 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1421 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1424 2009-09-14 Richard Henderson <rth@redhat.com>
1425 Jakub Jelinek <jakub@redhat.com>
1427 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1428 * cfgbuild.c (make_edges): Handle asm goto.
1429 * cfglayout.c (fixup_reorder_chain): Likewise.
1430 * cfgrtl.c (patch_jump_insn): Likewise.
1431 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1432 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1433 (gimple_build_asm_vec): Add and use labels parameter.
1434 (gimple_build_asm): Remove.
1435 (walk_gimple_asm): Walk labels too.
1436 * gimple.def (GIMPLE_ASM): Update docs.
1437 * gimple.h: Update decls.
1438 (struct gimple_statement_asm): Change nc to use unsigned char;
1440 (gimple_asm_nlabels): New.
1441 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1442 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1443 into gimple_build_asm_vec.
1444 * jump.c (mark_jump_label_asm): New.
1445 (mark_jump_label): Use it.
1446 (redirect_jump_1): Handle asm goto.
1447 (invert_jump_1): Soft fail if X is null.
1448 * recog.c (extract_asm_operands): New.
1449 (asm_noperands): Use it; handle asm labels.
1450 (decode_asm_operands): Use extract_asm_operands.
1451 (asm_operand_ok): Properly handle empty string.
1452 * reg-stack.c (get_asm_operands_in_out): Rename from
1453 get_asm_operand_n_inputs; use extract_asm_operands; return both
1454 inputs and outputs by reference; update all callers.
1455 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1456 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1457 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1458 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1459 (extract_asm_operands): Declare.
1460 * stmt.c (expand_asm_operands): Add and use labels parameter.
1461 (check_unique_operand_names): Likewise.
1462 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1463 (expand_asm_stmt): Handle asm labels.
1464 * tree-cfg.c (make_gimple_asm_edges): New.
1465 (make_edges): Use it.
1466 (cleanup_dead_labels): Handle asm labels.
1467 (is_ctrl_altering_stmt): Likewise.
1468 (gimple_redirect_edge_and_branch): Likewise.
1469 * tree.def (ASM_EXPR): Add 5th operand.
1470 * tree.h (ASM_LABELS): New.
1471 (resolve_asm_operand_names): Update decl.
1473 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1474 (c_parser_asm_goto_operands): New.
1475 * c-tree.h (build_asm_expr): Update decl.
1476 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1477 * doc/extend.texi: Document asm goto.
1479 2009-09-14 Richard Henderson <rth@redhat.com>
1481 * except.h: Update declarations.
1482 (struct pointer_map_t): Forward declare.
1483 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1484 (struct eh_landing_pad_d, eh_landing_pad): New.
1485 (struct eh_catch_d, eh_catch): New.
1486 (struct eh_region_d): Remove next_region_sharing_label, aka,
1487 label, tree_label, landing_pad, post_landing_pad, resume,
1488 may_contain_throw. Rename region_number to index. Remove
1489 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1490 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1491 (VEC(eh_landing_pad,gc)): New.
1492 (struct eh_status): Remove last_region_number. Add lp_array,
1493 throw_stmt_table, ttype_data, ehspec_data.
1494 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1495 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1496 * except.c (lang_protect_cleanup_actions): Return tree.
1497 (struct ehl_map_entry): Remove.
1498 (init_eh_for_function): Push zero entries for region and lp_array.
1499 (gen_eh_region): Add to region_array immediately.
1500 (gen_eh_region_catch): Operate on eh_catch objects.
1501 (gen_eh_landing_pad): New.
1502 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1503 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1504 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1505 (get_eh_landing_pad_from_number_fn): New.
1506 (get_eh_landing_pad_from_number): New.
1507 (get_eh_region_from_lp_number_fn): New.
1508 (get_eh_region_from_lp_number): New.
1509 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1510 (get_exception_pointer, get_exception_filter): Remove.
1511 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1512 (current_function_has_exception_handlers): Simplify.
1513 (bring_to_root, eh_region_replaceable_by_p): Remove.
1514 (replace_region, hash_type_list, hash_eh_region): Remove.
1515 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1516 (label_to_region_map, num_eh_regions): Remove.
1517 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1518 (find_exception_handler_labels): Remove.
1519 (duplicate_eh_regions_0, find_prev_try): Remove.
1520 (struct duplicate_eh_regions_data): New.
1521 (duplicate_eh_regions_1): Rewrite.
1522 (duplicate_eh_regions): Return a pointer map instead of an
1524 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1525 (redirect_eh_edge_to_label): Remove.
1526 (eh_region_outermost): Rewrite using eh_region pointers
1527 instead of integers.
1528 (add_ttypes_entry): Update for ttype_data move to eh_status.
1529 (add_ehspec_entry): Rewrite with VEC instead of varray.
1530 (assign_filter_values): Likewise. Export.
1531 (build_post_landing_pads, connect_post_landing_pads): Remove.
1532 (dw2_build_landing_pads): Rewrite to use lp_array.
1533 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1534 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1535 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1536 (sjlj_mark_call_sites): Update for landing pad numbers.
1537 (finish_eh_generation): Rewrite.
1538 (gate_handle_eh): Do nothing for no eh tree.
1539 (pass_rtl_eh): Move up near finish_eh_generation.
1540 (remove_eh_landing_pad): New.
1541 (remove_eh_handler): Export.
1542 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1543 (for_each_eh_label): Rewrite to use lp_array.
1544 (make_reg_eh_region_note): New.
1545 (make_reg_eh_region_note_nothrow_nononlocal): New.
1546 (insn_could_throw_p): New.
1547 (copy_reg_eh_region_note_forward): New.
1548 (copy_reg_eh_region_note_backward): New.
1549 (check_handled, add_reachable_handler): Remove.
1550 (reachable_next_level, foreach_reachable_handler): Remove.
1551 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1552 (get_eh_region_and_lp_from_rtx): New.
1553 (get_eh_region_from_rtx): New.
1554 (can_throw_internal_1, can_throw_external_1): Remove.
1555 (can_throw_internal): Use get_eh_region_from_rtx.
1556 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1557 (insn_nothrow_p, can_nonlocal_goto): New.
1558 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1559 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1560 (add_action_record): Use VEC not varray.
1561 (collect_one_action_chain): Update for eh_region changes.
1562 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1563 Use get_eh_region_and_lp_from_rtx.
1564 (gate_convert_to_eh_region_ranges): New.
1565 (pass_convert_to_eh_region_ranges): Use it.
1566 (push_uleb128, push_sleb128): Use VEC not varray.
1567 (output_one_function_exception_table): Likewise.
1568 (dump_eh_tree): Update for eh_region changes.
1569 (verify_eh_tree): Likewise.
1570 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1571 * tree-eh.c: Include target.h.
1572 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1573 Don't disallow GIMPLE_RESX; adjust argument check.
1574 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1575 (record_stmt_eh_region): Update for landing pad numbers;
1576 generate a landing pad if necessary.
1577 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1578 (remove_stmt_from_eh_lp_fn): Similarly.
1579 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1580 Update for lp numbers; don't special case missing throw_stmt_table.
1581 (lookup_expr_eh_lp): Similarly.
1582 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1583 (eh_seq, eh_region_may_contain_throw): New.
1584 (struct leh_state): Add ehp_region.
1585 (struct leh_tf_state): Remove eh_label.
1586 (emit_post_landing_pad): New.
1587 (emit_resx, emit_eh_dispatch): New.
1588 (note_eh_region_may_contain_throw): New.
1589 (frob_into_branch_around): Take eh_region not eh label;
1590 emit eh code into eh_seq.
1591 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1592 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1593 lower_eh_must_not_throw. Emit code to eh_seq.
1594 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1595 (lower_try_finally_onedest): Likewise.
1596 (lower_try_finally_copy): Likewise.
1597 (lower_try_finally_switch): Likewise.
1598 (lower_try_finally): Initialize ehp_region.
1599 (lower_catch): Update for eh_catch objects.
1600 (lower_eh_filter): Don't handle must_not_throw.
1601 (lower_eh_must_not_throw): New.
1602 (lower_cleanup): Don't set eh_label.
1603 (lower_eh_constructs_2): Resolve eh builtins.
1604 Handle GIMPLE_EH_MUST_NOT_THROW.
1605 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1606 Add eh_seq to the end of the function body.
1607 (make_eh_dispatch_edges): New.
1608 (make_eh_edge): Remove.
1609 (make_eh_edges): Simplify for landing pads.
1610 (redirect_eh_edge_1): New.
1611 (redirect_eh_edge): Use it.
1612 (redirect_eh_dispatch_edge): New.
1613 (stmt_could_throw_p): Use a switch. Allow RESX.
1614 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1615 (stmt_can_throw_internal): Likewise.
1616 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1617 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1618 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1619 (gate_refactor_eh): New.
1620 (pass_refactor_eh): Use it.
1621 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1622 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1623 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1624 (remove_unreachable_handlers): Rename from
1625 tree_remove_unreachable_handlers; rewrite for landing pads;
1626 call remove_eh_handler directly.
1627 (remove_unreachable_handlers_no_lp): New.
1628 (unsplit_eh, unsplit_all_eh): New.
1629 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1630 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1631 (cleanup_empty_eh_unsplit): New.
1632 (cleanup_empty_eh): Rewrite.
1633 (cleanup_all_empty_eh): New.
1634 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1635 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1636 (gate_cleanup_eh): New.
1637 (pass_cleanup_eh): Use it.
1638 (verify_eh_edges): Move later in file. Expect one EH edge.
1639 (verify_eh_dispatch_edge): New.
1641 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1642 (gtype-desc.o): Add TARGET_H.
1643 (tree.o): Use EXCEPT_H, not except.h.
1644 (cfgbuild.o): Add EXPR_H.
1645 (GTFILES): Add vecprim.h.
1646 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1647 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1648 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1649 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1650 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1651 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1652 calls to can_throw_internal.
1653 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1654 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1655 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1656 (expand_gimple_stmt): Use make_reg_eh_region_note.
1657 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1658 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1659 or find_exception_handler_labels.
1660 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1661 there is exacly one EH edge. Use can_nonlocal_goto and
1663 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1664 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1665 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1666 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1667 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1668 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1669 * dse.c (scan_insn): Use insn_could_throw_p.
1670 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1671 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1672 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1673 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1674 EXC_PTR_EXPR or FILTER_EXPR.
1675 (tree_expr_nonzero_warnv_p): Likewise.
1676 * function.h: Include vecprim.h, not varray.h
1677 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1678 move ttype_data and ehspec_data members to struct eh_status; change
1679 action_record_data member to a VEC.
1680 * gcse.c (hash_scan_set): Use can_throw_internal.
1681 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1682 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1683 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1684 (block_may_fallthru): Don't handle RESX_EXPR.
1685 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1686 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1687 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1688 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1689 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1690 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1691 (gimple_size): Likewise.
1692 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1693 (gimple_build_resx): Use gimple_build_with_ops.
1694 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1695 (is_gimple_val): Likewise.
1696 (is_gimple_stmt): Remove RESX_EXPR.
1697 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1698 (GIMPLE_RESX): Reorder with other EH constructs.
1699 * gimple.h (struct gimple_statement_eh_mnt): New.
1700 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1701 (gimple_eh_filter_must_not_throw): Remove.
1702 (gimple_eh_filter_set_must_not_throw): Remove.
1703 (gimple_eh_must_not_throw_fndecl): New.
1704 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1705 (is_gimple_resx): New.
1706 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1707 Don't copy EH_FILTER_MUST_NOT_THROW.
1708 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1709 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1710 handle must_not_throw_labels specially.
1711 * ipa-pure-const.c (check_call): Update debug statement for LP.
1712 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1713 * ipa-utils.c (get_base_var): Likewise.
1714 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1715 * lower-subreg.c (move_eh_region_note): Remove.
1716 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1717 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1718 (create_task_copyfn): Likewise.
1719 (maybe_catch_exception): Use gimple_build_eh_filter.
1720 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1721 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1722 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1723 and pass_lower_resx.
1724 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1725 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1726 can_throw_internal, can_nonlocal_goto.
1727 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1728 copy_reg_eh_region_note_forward.
1729 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1730 (emit_output_reload_insns): Likewise.
1731 (copy_eh_notes): Remove.
1732 * rtl.def (RESX): Remove.
1733 * rtl.h: Update declarations.
1734 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1735 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1736 (update_eh_label): Remove.
1737 (cleanup_dead_labels_eh): New.
1738 (cleanup_deal_labels): Use it instead of update_eh_label.
1739 (gimple_merge_blocks): Update landing pad data structure when
1740 removing a landing pad label.
1741 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1742 test; handle GIMPLE_EH_MUST_NOT_THROW.
1743 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1744 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1745 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1746 (verify_stmt): Likewise. Verify landing pads.
1747 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1748 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1749 (struct move_stmt_d): Add eh_map.
1750 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1751 (move_stmt_r): Remap eh region numbers in builtin calls,
1752 resx and eh_dispatch.
1753 (move_block_to_fn): Remove eh_offset parameter. Use
1754 maybe_duplicate_eh_stmt_fn.
1755 (find_outermost_region_in_block): Operate on eh_region pointers
1756 instead of region numbers.
1757 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1758 duplicate_eh_regions.
1759 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1760 test earlier. Disallow EH landing pads.
1761 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1762 * tree-flow.h: Update declarations.
1763 (struct tree_ann_common_d): Replace rn with lp_nr.
1764 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1765 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1766 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1767 resx and eh_dispatch.
1768 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1769 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1770 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1771 from duplicate_eh_regions.
1772 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1773 update RESX; handle EH_DISPATCH.
1774 (expand_call_inline): Set eh_lp_nr, not eh_region.
1775 (maybe_inline_call_in_expr): Likewise.
1776 * tree-inline.h (struct copy_body_data): Replace eh_region with
1777 eh_lp_nr, eh_region_offset with eh_map.
1778 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1779 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1780 * tree-pretty-print.c (dump_generic_node): Don't handle
1781 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1782 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1783 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1784 EXC_PTR_EXPR, FILTER_EXPR.
1785 * tree-ssa-operands.c (get_expr_operands): Likewise.
1786 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1787 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1788 (ao_ref_init_from_vn_reference): Likewise.
1789 * tree-ssa-sink.c (statement_sink_location): Likewise.
1790 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1791 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1792 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1793 EXC_PTR_EXPR, FILTER_EXPR.
1794 (is_exception_related): Remove.
1795 (compute_avail): Don't call it.
1796 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1797 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1798 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1799 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1801 (build_resx): Remove.
1802 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1803 * tree.h: Update declarations.
1804 (EH_FILTER_MUST_NOT_THROW): Remove.
1805 (struct tree_label_decl): Add eh_landing_pad_nr.
1806 (EH_LANDING_PAD_NR): New.
1807 * value-prof.c (gimple_ic): Tidy variable names. Update for
1808 landing pad numbers.
1809 (gimple_stringop_fixed_value): Tidy variable names. Assert
1810 that neither call stmt can throw.
1811 * vecprim.h (uchar): New.
1812 (VEC(uchar,heap), VEC(uchar,gc)): New.
1814 * c-common.c (c_define_builtins): Update call to
1815 build_common_builtin_nodes.
1816 * c-parser.c (c_parse_file): Don't call
1817 default_init_unwind_resume_libfunc.
1819 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1821 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1822 (mips_cprestore_address_p): Likewise.
1823 (mips_save_gp_to_cprestore_slot): Likewise.
1824 (mips_restore_gp): Rename to...
1825 (mips_restore_gp_from_cprestore_slot): ...this.
1826 (mips_must_initialize_gp_p): Declare.
1827 (mips_emit_save_slot_move): Likewise.
1828 (mips_output_load_label): Return nothing.
1829 (mips_eh_uses): Declare.
1830 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1831 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1832 (TARGET_ABSOLUTE_JUMPS): Likewise.
1833 (EH_USES): Likewise.
1834 (FIRST_PSEUDO_REGISTER): Update comment.
1835 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1836 (MIPS_CALL): ...here.
1837 (REGISTER_NAMES): Add $cprestore.
1838 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1839 Add load_label_length, has_inflexible_gp_insn_p,
1840 has_flexible_gp_insn_p, must_initialize_gp_p and
1841 must_restore_gp_when_clobbered_p.
1842 (mips_expand_call): Don't generate split instructions here.
1843 (mips_split_call): Update the call to mips_restore_gp after
1844 the above name change.
1845 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1846 (mips_find_gp_ref): New function.
1847 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1848 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1849 (mips_insn_has_flexible_gp_ref_p): Likewise.
1850 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1851 (mips_function_has_gp_insn): Delete.
1852 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1853 Use the new functions above. Only return INVALID_REGNUM
1854 for TARGET_ABSOLUTE_JUMPS.
1855 (mips_must_initialize_gp_p): New function.
1856 (mips_get_cprestore_base_and_offset): New function, extracted from...
1857 (mips_cprestore_slot): ...here. Take a bool parameter.
1858 (mips_cfun_has_cprestore_slot_p): New function.
1859 (mips_cprestore_address_p): Likewise.
1860 (mips_save_gp_to_cprestore_slot): Likewise.
1861 (mips_restore_gp): Rename to...
1862 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1863 epilogue_completed. Update the call to mips_cprestore_slot.
1864 Test cfun->machine->must_restore_gp_when_clobbered_p.
1865 (mips_direct_save_slot_move_p): New function.
1866 (mips_emit_save_slot_move): Likewise.
1867 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1868 of cfun->machine->global_pointer.
1869 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1870 (mips_save_reg): Use mips_emit_save_slot_move.
1871 (mips_expand_prologue): Set must_initialize_gp_p.
1872 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1873 for all cprestore saves. Emit a use_cprestore instruction after
1874 setting up the cprestore slot.
1875 (mips_restore_reg): Use mips_emit_save_slot_move.
1876 (mips_process_load_label): New function.
1877 (mips_load_label_length): Likewise.
1878 (mips_output_load_label): Don't return asm: output it here instead.
1879 Use mips_process_load_label.
1880 (mips_adjust_insn_length): Adjust the length of branch instructions
1881 that have length MAX_PIC_BRANCH_LENGTH.
1882 (mips_output_conditional_branch): Update the call to
1883 mips_output_load_label. Assume the branch target is OPERANDS[0]
1884 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1885 (mips_output_order_conditional_branch): Swap the meaning of
1886 OPERANDS[0] and OPERANDS[1].
1887 (mips_variable_issue): Don't count ghost instructions.
1888 (mips_expand_ghost_gp_insns): New function.
1889 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1890 (mips_output_mi_thunk): Set must_initialize_gp_p.
1891 (mips_eh_uses): New function.
1892 * config/mips/predicates.md (cprestore_save_slot_operand)
1893 (cprestore_load_slot_operand): New predicates.
1894 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1895 (UNSPEC_MOVE_GP): Likewise.
1896 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1897 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1898 (CPRESTORE_SLOT_REGNUM): New register.
1899 (MAX_PIC_BRANCH_LENGTH): New constant.
1900 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1901 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1902 branches. Fix commentary.
1903 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1904 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1905 Change type to "ghost".
1906 (loadgp_absolute_<mode>): Likewise.
1907 (loadgp_rtp_<mode>): Likewise.
1908 (copygp_mips16): Likewise.
1909 (loadgp_blockage): Remove redundant mode attribute.
1910 (potential_cprestore): New instruction.
1911 (cprestore): Turn into an unspec set.
1912 (use_cprestore): New instruction.
1913 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1914 (*branch_fp_inverted): Likewise.
1915 (*branch_order<mode>): Likewise.
1916 (*branch_order<mode>_inverted): Likewise.
1917 (*branch_equality<mode>): Likewise.
1918 (*branch_equality<mode>_inverted): Likewise.
1919 (*branch_bit<bbv><mode>): Likewise.
1920 (*branch_bit<bbv><mode>_inverted): Likewise.
1921 (*branch_equality<mode>_mips16): Remove redundant mode.
1922 (jump): Turn into a define_expand.
1923 (*jump_absolute): New instruction.
1924 (*jump_pic): Likewise.
1925 (*jump_mips16): Rename previously-unnamed pattern. Remove
1926 redundant mode attribute.
1927 (restore_gp): Split on epilogue_completed rather than
1928 reload_completed. Change type to "ghost".
1929 (move_gp<mode>): New instruction.
1930 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1931 Remove redundant mode attribute.
1932 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1933 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1934 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1936 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1939 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1940 are returned in the same register (vs34 or v2) that Altivec vector
1941 types are returned in.
1942 (rs6000_libcall_value): Ditto.
1945 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1946 instead of explicit addsi3/adddi3 calls.
1947 (rs6000_split_multireg_move): Ditto.
1948 (rs6000_emit_allocate_stack): Ditto.
1949 (rs6000_emit_prologue): Ditto.
1950 (rs6000_output_mi_thunk): Ditto.
1952 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1953 size is 64 bits if we can use 64-bit registers.
1955 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1957 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1960 From Jie Zhang <jie.zhang@analog.com>:
1961 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1962 save FP and RETS with saveall attribute.
1963 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1964 with saveall attribute.
1966 * config/bfin/bfin.c (bfin_expand_builtin,
1967 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1970 From Jie Zhang <jie.zhang@analog.com>:
1971 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1972 before use in two places.
1973 * config/bfin/bfin.md (AREG): Define mode iterator.
1974 (reload_in, reload_out): Use mode iterator AREG.
1976 2009-09-14 Richard Guenther <rguenther@suse.de>
1979 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1980 EH personality path.
1982 2009-09-13 Richard Guenther <rguenther@suse.de>
1983 Rafael Avila de Espindola <espindola@google.com>
1985 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1986 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1987 (LANG_HOOKS_INITIALIZER): Adjust.
1988 (lhd_pass_through_t): Declare.
1989 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1991 * langhooks.c (lhd_pass_through_t): New function.
1992 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1993 dwarf2out_begin_prologue): Use personality from current_function_decl.
1994 * expr.h (get_personality_function): Declare.
1995 * expr.c (get_personality_function): New function.
1996 (build_personality_function): Likewise.
1997 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1998 (eh_personality_libfunc): Remove.
1999 * optabs.c (build_libfunc_function): New function split out from ...
2000 (init_one_libfunc): ... here.
2001 * tree.h (DECL_FUNCTION_PERSONALITY): New.
2002 (tree_function_decl): Add personality.
2003 (lhd_gcc_personality): Declare.
2004 (build_personality_function): Likewise.
2005 * tree.c (gcc_eh_personality_decl): New.
2006 (lhd_gcc_personality): New function.
2007 * except.h (lang_eh_runtime_type): Remove.
2008 (enum eh_personality_kind): New.
2009 (build_personality_function): Declare.
2010 (function_needs_eh_personality): Declare.
2011 * except.c (lang_eh_runtime_type): Remove.
2012 (function_needs_eh_personality): New function.
2013 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
2014 (sjlj_emit_function_enter, output_function_exception_table):
2015 Use personality from current_function_decl.
2016 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
2017 * tree-inline.c (tree_can_inline_p): Do not inline across different
2019 (expand_call_inline): Likewise. Adjust the callers EH personality.
2020 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
2021 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
2022 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
2023 (c-parser.o): Likewise
2024 * c-tree.h (c_eh_initialized_p): Remove.
2025 (c_maybe_initialize_eh): Likewise.
2026 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
2027 (finish_decl): Don't call c_maybe_initialize_eh.
2028 (c_eh_initialized_p): Remove.
2029 (c_maybe_initialize_eh): Likewise.
2030 * c-parser.c (c_parser_omp_construct): Likewise.
2031 (c_parse_file): Initialize exception handling.
2033 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
2035 * config.gcc (tm_file): Remove i386/biarch32.h
2036 for i?86-w64-mingw* case.
2037 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
2039 * config.host: Set for x64 mingw the option
2040 use_long_long_for_widest_fast_int to yes.
2042 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
2044 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2045 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
2046 (dbxout_begin_function): Likewise.
2047 * final.c (dwarf2_debug_info_emitted_p): New predicate.
2048 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
2049 set on the function.
2050 (final_end_function): Likewise.
2051 (final_scan_insn): Likewise.
2052 (rest_of_handle_final): Likewise.
2053 * varasm.c (assemble_start_function): Likewise.
2054 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2056 2009-09-12 Jason Merrill <jason@redhat.com>
2058 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
2059 * opts.c (common_handle_option): constify.
2061 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2063 * doc/install.texi (avr): Remove obsolete reference site.
2065 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2067 * doc/install.texi (Binaries): Adjust AIX link.
2069 2009-09-12 Akim Demaille <demaille@gostai.com>
2071 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
2072 Use an imperative sentence.
2074 2009-09-11 Richard Henderson <rth@redhat.com>
2076 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
2077 structure-name and has-tree-operands arguments; update all entries.
2078 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
2080 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
2081 (gsstruct_code_size): New.
2082 (gss_for_code_): New.
2083 (gss_for_code): Remove.
2084 (gimple_size): Rewrite using gsstruct_code_size.
2085 (gimple_statement_structure): Move to gimple.h.
2086 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
2087 (gss_for_code, gimple_statement_structure): New.
2088 (gimple_ops): Use new arrays; tidy.
2090 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2092 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
2093 operand to be a PLUS expression.
2094 * config/pa/pa.c (pa_secondary_reload): Likewise.
2096 2009-09-11 Jakub Jelinek <jakub@redhat.com>
2098 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
2100 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
2103 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2105 From Jie Zhang <jie.zhang@analog.com>:
2106 * doc/extend.texi (node Function Attributes): Document l2
2108 (node Blackfin Variable Attributes): Document l2 variable attributes.
2110 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
2112 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
2113 to match the system compiler's configuration at inflection point.
2114 Add comment to remark a remaining difference with system compiler.
2116 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
2117 * configure: Regenerate.
2119 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2121 From Jie Zhang <jie.zhang@analog.com>:
2122 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
2123 (bfin_handle_l2_attribute): New.
2124 (bfin_attribute_table): Add l2 attribute.
2126 2009-09-11 Michael Matz <matz@suse.de>
2129 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
2130 on the local_decls list.
2132 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
2136 * cselib.c (cselib_expand_value_rtx_cb): Document callback
2138 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
2139 for VALUEs, to implement the documented interface.
2140 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
2141 Adjust for VALUEs and anything else, to implement the
2142 documented interface.
2144 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
2146 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
2147 with actual SPE/paired vector modes before using 64-bit alignment.
2148 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
2150 2009-09-10 DJ Delorie <dj@redhat.com>
2152 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
2155 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
2156 * config/mep/mep.c (mep_legitimate_constant_p): New.
2157 * config/mep/mep-protos.h: Prototype it.
2159 2009-09-10 Richard Henderson <rth@redhat.com>
2161 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
2163 2009-09-10 Jason Merrill <jason@redhat.com>
2165 * tree.c (chain_index): New fn.
2166 * tree.h: Declare it.
2168 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2170 * config/sol2-c.c (cmn_err_length_specs): Initialize
2171 scalar_identity_flag.
2173 2009-09-10 Richard Henderson <rth@redhat.com>
2175 * tree.h (struct tree_decl_common): Move align member earlier;
2176 move label_decl_uid member ...
2177 (struct tree_label_decl): ... here.
2178 (LABEL_DECL_UID): Update to match.
2180 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
2183 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
2184 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
2186 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
2187 dest_prev if the edge is complex.
2189 * tree-cfg.c (is_ctrl_stmt): Use a switch.
2191 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
2192 loop latch tests earlier.
2194 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
2195 before GIMPLE_RETURN, not after its predecessor; insert
2198 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
2199 gimple_seq_empty_p to test for no PHI nodes.
2200 * tree-cfg.c (split_critical_edges): Likewise.
2202 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
2204 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2206 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
2207 introduced by the VTA branch merge.
2209 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2211 * ira-conflicts.c: Use fputs or putc instead of fprintf
2215 * tree-switch-conversion.c: Ditto.
2217 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2219 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
2220 introduced by the VTA branch merge.
2222 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2225 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2227 PR rtl-optimization/39779
2228 * expr.c (convert_modes): Return when mode == oldmode after
2229 CONST_INTs are processed.
2231 2009-09-10 Nick Clifton <nickc@redhat.com>
2233 * config/mep/mep.c (mep_encode_section_info): Copy weakness
2234 attribute and referring decl when creating renamed symbol.
2236 2009-09-10 Richard Guenther <rguenther@suse.de>
2239 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
2241 (cgraph_finalize_compilation_unit): Compute reachability
2242 before emitting thunks. Properly process aliases before
2243 possibly removing unreachable nodes.
2245 2009-09-10 Richard Guenther <rguenther@suse.de>
2248 * tree.c (struct free_lang_data_d): Add worklist member.
2249 (find_decls_types_r): Push onto the worklist instead of recursing.
2250 Handle TREE_BINFOs properly.
2251 (find_decls_types): New function wrapped around find_decls_types_r
2252 to process the worklist.
2253 (find_decls_types_in_eh_region): Use it.
2254 (find_decls_types_in_node): Likewise.
2255 (find_decls_types_in_var): Likewise.
2256 (free_lang_data_in_cgraph): Likewise. Free the worklist.
2257 * tree.h (RECORD_OR_UNION_TYPE_P): New.
2258 (AGGREGATE_TYPE_P): Adjust.
2260 2009-09-09 Jason Merrill <jason@redhat.com>
2262 * configure.ac: Check glibc version even if we have an in-tree
2265 2009-09-09 Anthony Green <green@moxielogic.com>
2267 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
2268 the constant 0 when appropriate.
2269 * config/moxie/constraints.md: Add constraint O.
2271 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
2272 to pass up to 6 32-bit argument values in registers.
2273 (moxie_function_arg): Ditto.
2274 (moxie_arg_partial_bytes): Ditto.
2275 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
2276 (REG_PARM_STACK_SPACE): Ditto.
2277 (FUNCTION_ARG_REGNO_P): Ditto.
2279 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2280 instruction to allocate stack space.
2282 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
2284 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
2285 unnecessarily stringent constraints. Fix address
2286 calculation in the splitters.
2288 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2290 PR rtl-optimization/39779
2291 * expr.c (convert_modes): Return when mode == oldmode after
2292 CONST_INTs are processed.
2294 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
2297 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
2298 (ix86_expand_prologue): Take frame.padding0 into logic of
2300 (ix86_expand_epilogue): Likewise.
2302 2009-09-09 Jakub Jelinek <jakub@redhat.com>
2304 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
2306 (SHLIB_LINK, SHLIB_INSTALL): Use them.
2307 * config/t-slibgcc-libgcc: New file.
2308 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2310 2009-09-09 Martin Jambor <mjambor@suse.cz>
2312 PR tree-optimization/41089
2313 * tree-sra.c (find_var_candidates): Do not consider va_lists in
2316 2009-09-09 Richard Henderson <rth@redhat.com>
2318 * gimple.h (CASE_GIMPLE_OMP): New.
2319 (is_gimple_omp): Use it.
2320 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
2321 (verify_gimple_debug): Likewise.
2323 2009-09-09 Richard Guenther <rguenther@suse.de>
2325 PR tree-optimization/41101
2326 * tree-ssa-pre.c (maximal_set): Remove.
2327 (compute_antic_aux): Treat the maximal set as implicitly all ones.
2328 Defer all blocks we didn't visit at least one successor.
2329 (add_to_exp_gen): Do not add to the maximal set.
2330 (make_values_for_phi): Likewise.
2331 (compute_avail): Likewise.
2332 (init_pre): Do not allocate the maximal set.
2333 (execute_pre): Do not dump it.
2335 2009-09-09 Martin Jambor <mjambor@suse.cz>
2337 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2338 an SSA_NAME rather than a is_gimple_variable.
2340 2009-09-09 Richard Guenther <rguenther@suse.de>
2343 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2344 code dealing with plain pointer bases.
2345 (maybe_fold_offset_to_reference): Likewise.
2346 (maybe_fold_stmt_addition): Adjust.
2348 2009-09-09 Richard Guenther <rguenther@suse.de>
2350 * tree.c (free_lang_data_in_type): Do not free the type variant
2352 (free_lang_data): Merge char_type_node with its properly signed
2354 (pass_ipa_free): Collect after freeing language specific data.
2356 2009-09-09 Michael Matz <matz@suse.de>
2359 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2360 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2361 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2364 2009-09-08 DJ Delorie <dj@redhat.com>
2366 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2368 2009-09-04 Jason Merrill <jason@redhat.com>
2370 * tree.c (tree_find_value): Remove.
2371 * tree.h: Remove prototype.
2372 * varasm.c (assemble_external): Use value_member instead.
2374 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2376 * toplev.c (process_options): Choose default debugging type when
2377 gtoggle enables debug info and type is unset.
2379 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2383 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2386 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2388 * configure: Rebuilt with modified libtool.m4.
2390 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2395 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2397 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2399 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2400 (remove_statement): Likewise.
2401 (rewrite_use_nonlinear_expr): Adjust.
2402 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2403 * tree-ssa.c (release_defs_bitset): ... this. New.
2404 * tree-flow.h (release_defs_bitset): Declare.
2406 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2409 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2410 in the middle block.
2412 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2414 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2415 via intptr_t to long type.
2416 (insert_operand_rank): Cast long type via intptr_t to
2418 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2420 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2421 from pointer to unsigned via uintptr_t.
2423 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2424 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2426 * configure: Regenerated.
2427 * config.in: Regenerated
2428 * system.h (stdint.h): Add include.
2429 (inttypes.h): Likewise.
2430 * Makefile.in (aclocal): Add config/stdint.m4.
2431 * aclocal.m4: Regenerated.
2433 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2435 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2437 (note_np_check_stores): New function.
2438 (harmless_null_pointer_p): New function.
2439 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2440 changed. Take into account whether we're in the shadow of a condjump
2441 that tested NP_REG for NULL.
2442 Lose all code that tested for SEQUENCEs.
2443 (workaround_speculation): Avoid inserting NOPs for loads that are
2444 either always executed or a NULL pointer.
2446 2009-09-08 Jan Hubicka <jh@suse.cz>
2448 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2449 * params.def (early-inlining-insns): Likewise.
2451 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2453 PR rtl-optimization/41239
2454 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2455 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2457 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2458 across calls, as the calls might not always return normally.
2459 (call_may_noreturn_p): New function.
2460 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2461 (init_deps): Initialize it.
2462 (remove_from_deps): Also remove calls from
2463 last_function_call_may_noreturn list.
2465 2009-09-07 Richard Henderson <rth@redhat.com>
2467 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2468 more VR->OPERANDS than LHS operands. Free LHS before returning.
2470 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2472 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2473 (attr "addrtype"): New member "spreg".
2474 Use it if mem_spfp_address_operand is true for the address.
2475 (attr "type"): New entry "stall".
2476 (cpu_unit "load"): New.
2477 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2479 (insn_reservation "loadsp"): New.
2480 (insn_reservation "load_stall1"): New.
2481 (insn_reservation "load_stall3"): New.
2483 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2484 (mem_p_address_operand): Exclude stack and frame pointer based
2486 (mem_spfp_address_operand): New; match them here.
2487 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2488 (bfin_reorg): Call it if scheduling insns.
2489 (bfin_gen_bundles): Remove dummy insns created by
2490 add_sched_insns_for_speculation.
2492 From Jie Zhang <jie.zhang@analog.com>:
2493 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2494 bfin_si_revision, bfin_workarounds): Move these ...
2495 * config/bfin/bfin.h: ... here.
2497 From Mike Frysinger <michael.frysinger@analog.com>
2498 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2499 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2500 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2501 bf547m, bf548m, and bf549m.
2502 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2503 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2504 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2505 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2506 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2507 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2508 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2509 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2510 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2511 bf542m, bf544m, bf547m, bf548m, and bf549m.
2513 From Jie Zhang <jie.zhang@analog.com>:
2514 * config/bfin/predicates.md (p_register_operand): New predicate.
2515 (dp_register_operand): New predicate.
2516 * config/bfin/bfin-protos.h (WA_05000074): Define.
2517 (ENABLE_WA_05000074): Define.
2518 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2519 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2520 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2521 (define_attr addrtype): Allow load/store register to be P register.
2522 (define_attr storereg): New.
2523 (define_cpu_unit anomaly_05000074): New.
2524 (define_insn_reservation dsp32shiftimm): New.
2525 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2526 (define_insn_reservation loadp): Cannot use slot2.
2527 (define_insn_reservation loadsp): Cannot use slot2.
2528 (define_insn_reservation storep): Cannot use slot2. Does not
2529 apply when working around 05000074.
2530 (define_insn_reservation storep_anomaly_05000074): New.
2531 (define_insn_reservation storei): Does not apply when working
2533 (define_insn_reservation storei_anomaly_05000074): New.
2534 (define_attr length): Add dsp32shiftimm case.
2535 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2536 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2537 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2538 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2539 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2541 2009-09-07 Martin Jambor <mjambor@suse.cz>
2544 * tree-sra.c (create_artificial_child_access): Return NULL if
2545 build_ref_for_offset fails.
2546 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2547 and create_artificial_child_access to fail.
2549 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2552 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2553 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2554 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2556 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2558 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2559 block, ensure it has an exit edge. Emit a barrier after a jump.
2561 2009-09-07 Nick Clifton <nickc@redhat.com>
2563 * gcc.c (this_is_linker_script): New variable. Like
2564 this_is_library_file but for the %T constructor.
2565 (end_going_arg): If this_is_linker_script is set then locate the
2566 script and insert a --script switch before it
2567 (do_spec_2): Initialise this_is_linker_script.
2568 (do_spec_1): Likewise. Handle %T construct.
2569 (eval_spec_function): Preserve this_is_linker_script.
2570 * doc/invoke.texi: Document %T construct in spec files.
2571 * config/m32c/m32c.h (LIB_SPEC): Use it.
2573 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2575 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2576 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2577 when volatile flag is set.
2578 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2580 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2583 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2584 (combine_stack_adjustments_for_block): Allow insns between stack
2585 adjustments and stores with corresponding pre-(dec|inc)rement or
2586 pre-modify operation.
2588 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2591 * combine-stack-adj.c (struct csa_memlist): Rename to...
2592 (struct csa_reflist): ... this. Rename mem field to ref.
2593 (free_csa_memlist): Rename to...
2594 (free_csa_reflist): ... this.
2595 (record_one_stack_memref): Rename to...
2596 (record_one_stack_ref): ... this. Handle also REG_P.
2597 (try_apply_stack_adjustment): Handle also REG_P.
2598 (struct record_stack_memrefs_data): Rename to...
2599 (struct record_stack_refs_data): ... this. Rename memlist field to
2601 (record_stack_memrefs): Rename to...
2602 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2603 subexpressions instead of failing when a MEM contains SP references.
2604 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2605 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2607 2009-09-06 Richard Guenther <rguenther@suse.de>
2610 * tree.c (build_array_type): Do not record types marked
2611 with structural equality in the canonical type hashtable.
2613 2009-09-06 Richard Guenther <rguenther@suse.de>
2616 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2618 2009-09-05 Richard Guenther <rguenther@suse.de>
2621 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2623 2009-09-05 Richard Guenther <rguenther@suse.de>
2626 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2628 2009-09-05 Richard Guenther <rguenther@suse.de>
2631 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2632 before comparing function argument types.
2634 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2637 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2640 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2643 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2645 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2646 locators before emit_insn is called.
2648 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2651 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2652 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2653 (reginfo_init): Don't call allocate_reg_info.
2655 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2658 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2659 NONDEBUG_INSN_P instead of INSN_P.
2661 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2664 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2666 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2669 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2670 pattern of the split.
2672 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2674 * toplev.c (process_options): Move setter of flag_var_tracking
2675 before other tests that depend on it. Move down setter of
2676 flag_rename_registers. Don't enable var-tracking-assignments
2677 by default if selective scheduling is enabled. Warn if both
2680 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2682 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2683 comment. Use switch statement to catch overlaps between rtx
2684 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2685 (IS_DECL_CODE): ... here. Remove.
2686 (check_value_is_not_decl): Remove.
2687 (dv_from_decl, dv_from_value): Check after conversion.
2689 2009-09-04 Richard Guenther <rguenther@suse.de>
2692 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2693 after emitting tunks. Move emitting thunks and ctors from ...
2694 (cgraph_optimize): ... here. Remove redundant
2695 cgraph_analyze_functions.
2696 * varasm.c (find_decl_and_mark_needed): Remove no longer
2698 (finish_aliases_1): Adjust check for thunk aliases.
2700 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2702 * config/arm/arm.md (ctzsi2): Added braces
2703 to avoid warning that broke booststrap.
2705 2009-09-04 Martin Jambor <mjambor@suse.cz>
2707 PR tree-optimization/41112
2708 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2709 handle variable-bounded arrays.
2710 (expr_with_var_bounded_array_refs_p): New function.
2711 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2713 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2715 * config/s390/2097.md: Removed two incorrect bypasses.
2716 (z10_fsimpdf): Fixed latency.
2717 (z10_fhex): New insn_reservation.
2718 (z10_floaddf): Fixed latency.
2719 (z10_floadsf): Fixed latency.
2720 (z10_ftrunctf): Fixed latency.
2721 (z10_ftruncdf): Fixed latency.
2722 * config/s390/s390.c (z10_cost): Fixed values.
2723 (s390_adjust_priority): Added z10 path.
2724 * config/s390/s390.md (type): Added fhex.
2725 (*mov<mode>_64dfp): Updated type attribute.
2726 (*mov<mode>_64): Updated type attribute.
2727 (*mov<mode>_31): Updated type attribute.
2728 (*mov<mode>"): Likewise.
2729 * config/s390/2084.md (x_fsimpdf): Updated condition.
2731 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2733 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2734 RTXs in the predicate for operand 1.
2736 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2738 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2739 (rbitsi2): New insn.
2740 (ctzsi2): New expand.
2741 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2743 2009-09-03 Martin Jambor <mjambor@suse.cz>
2745 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2746 (create_artificial_child_access): Use build_ref_for_offset instead
2747 of duplicate_expr_for_different_base.
2748 (propagate_subacesses_accross_link): Likewise.
2750 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2752 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2754 (mips16e_collect_argument_saves): Skip debug instructions.
2755 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2756 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2757 (r10k_insert_cache_barriers): Likewise.
2758 (mips_reorg_process_insns): Likewise.
2760 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2763 * ira.c (update_equiv_reg): Remove check on class likely spill.
2765 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2768 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2769 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2773 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2774 the stack slot if it is passed by invisible reference.
2775 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2776 by invisible reference.
2778 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2780 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2781 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2782 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2784 * config/bfin/sync.md: New file.
2785 * config/bfin/bfin.md: Include it.
2786 (UNSPEC_ATOMIC): New.
2787 (UNSPEC_ONES): Provide a unique number.
2789 From Jie Zhang <jie.zhang@analog.com>:
2790 * config/bfin/bfin.c (ret_regs): New.
2791 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2792 (must_save_rets_p): New.
2793 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2794 current_function_is_leaf.
2795 (do_link): Likewise.
2796 (do_unlink): Likewise.
2797 (expand_interrupt_handler_prologue): Use ret_regs array.
2798 (expand_interrupt_handler_epilogue): Use ret_regs array and
2799 pass return register to gen_return_internal.
2800 (bfin_expand_epilogue): Pass return register to
2801 gen_return_internal.
2802 (bfin_expand_call): Explicitly clobber RETS.
2803 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2804 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2805 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2806 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2808 (return_internal): Take a reg rtx rather than the register number.
2810 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2812 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2813 when comparing against estimated_loop_iterations_int return.
2815 2009-09-03 Richard Guenther <rguenther@suse.de>
2817 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2818 eh_personality_libfunc.
2820 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2822 * tree-parloops.c (separate_decls_in_region): Add space.
2824 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2826 * tree-parloops.c (separate_decls_in_region): Change the condition
2827 checking if there are reductions in the loop.
2829 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2831 PR tree-optimization/38275
2832 * tree-parloops.c (parallelize_loops): Replace profitability condition
2833 for expected number of iterations.
2835 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2837 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2838 (bootstrap-debug): Explain conditions in which it becomes default.
2839 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2842 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2844 * doc/invoke.texi (Optimize Options): Move
2845 -finline-small-functions to the -O2 list.
2847 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2849 * toplev.c (process_options): Enable var-tracking-assignments
2850 by default if var-tracking is enabled.
2852 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2854 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2856 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2857 * rtl.h (prev_nonnote_insn_bb): Declare it.
2859 2009-09-03 Diego Novillo <dnovillo@google.com>
2861 * cgraph.c (cgraph_node_for_decl): New.
2862 * cgraph.h (cgraph_node_for_decl): Declare.
2863 * tree.c (host_integerp): Return 0 if T is NULL.
2865 2009-09-03 Diego Novillo <dnovillo@google.com>
2867 * tree.h (struct alias_pair): Move from varasm.c.
2868 (alias_pairs): Likewise.
2869 (TYPE_MAXVAL): Define.
2870 (TYPE_MINVAL): Define.
2871 (iterative_hash_host_wide_int): Declare.
2872 (remove_unreachable_alias_pairs): Declare.
2873 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2874 * diagnostic.c (default_diagnostic_starter): Make extern.
2875 (default_diagnostic_finalizer): Make extern.
2876 * diagnostic.h (default_diagnostic_starter): Declare.
2877 (default_diagnostic_finalizer): Declare.
2878 (default_tree_printer): Declare.
2879 * toplev.c (default_tree_printer): Make extern.
2881 2009-09-03 Richard Guenther <rguenther@suse.de>
2882 Diego Novillo <dnovillo@google.com>
2884 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2885 * cgraphunit.c (cgraph_expand_function): Do not emit
2886 associated thunks from here.
2887 (cgraph_emit_thunks): New.
2888 (cgraph_optimize): Call it.
2889 Return if any IPA pass finds an error.
2890 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2893 2009-09-03 Simon Baldwin <simonb@google.com>
2894 Rafael Espindola <espindola@google.com>
2895 Richard Guenther <rguenther@suse.de>
2896 Doug Kwan <dougkwan@google.com>
2897 Diego Novillo <dnovillo@google.com>
2899 * tree.c: Include tree-pass.h, langhooks-def.h,
2900 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2901 (free_lang_data_in_type): New.
2902 (need_assembler_name_p): New.
2903 (free_lang_data_in_block): New.
2904 (free_lang_data_in_decl): New.
2905 (struct free_lang_data_d): New.
2906 (add_tree_to_fld_list): New.
2907 (find_decls_types_r): New.
2908 (get_eh_types_for_runtime): New.
2909 (find_decls_types_in_eh_region): New.
2910 (find_decls_types_in_node): New.
2911 (find_decls_types_in_var): New.
2912 (free_lang_data_in_cgraph): New.
2913 (free_lang_data): New.
2914 (gate_free_lang_data): New.
2915 (pass_ipa_free_lang_data): New.
2917 2009-09-03 Diego Novillo <dnovillo@google.com>
2919 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2920 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2921 (lang_hooks): Remove const qualifier.
2922 * ipa.c (cgraph_remove_unreachable_nodes): Call
2923 remove_unreachable_alias_pairs.
2924 * except.c (add_type_for_runtime): Check if TYPE has
2925 already been converted.
2926 (lookup_type_for_runtime): Likewise.
2927 (check_handled): Handle converted types.
2928 * varasm.c (remove_unreachable_alias_pairs): New.
2929 * gimple.c: Include demangle.h.
2930 (gimple_decl_printable_name): New.
2931 (gimple_fold_obj_type_ref): New.
2932 * gimple.h (gimple_decl_printable_name): Declare.
2933 (gimple_fold_obj_type_ref): Declare.
2934 * passes.c (init_optimization_passes): Add pass
2935 pass_ipa_free_lang_data.
2936 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2937 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2939 2009-09-03 Diego Novillo <dnovillo@google.com>
2941 * c-lang.c (lang_hooks): Remove const qualifier.
2943 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2945 * doc/install.texi (*-*-freebsd*): Update target information.
2947 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2949 * hard-reg-set.h (call_fixed_regs): Remove.
2950 * reginfo.c (call_fixed_regs): Remove.
2951 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2952 (globalize_reg): Don't use call_fixed_regs.
2953 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2956 2009-09-01 Michael Matz <matz@suse.de>
2958 * expr.h (emit_storent_insn, expand_expr_real_1,
2959 expand_expr_real_2): Declare.
2960 * expr.c (emit_storent_insn, expand_expr_real_1,
2961 expand_expr_real_2): Export.
2962 (store_expr): Setting and evaluating dont_return_target is useless.
2963 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2964 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2965 * except.c (expand_resx_expr): Rename to ...
2966 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2967 * except.h (expand_resx_stmt): Declare.
2968 * stmt.c: Add include gimple.h
2969 (expand_asm_expr): Rename to ...
2970 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2971 (expand_case): Rewrite to take gimple statement.
2972 * tree.h (expand_asm_stmt): Declare.
2973 (expand_case): Change prototype.
2974 * Makefile.in (stmt.o): Depend on gimple.h.
2975 * builtins.c (expand_builtin_synchronize): Build gimple asm
2976 statement, not an ASM_EXPR.
2977 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2978 gimple_to_tree, release_stmt_tree): Remove.
2979 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2980 ggc_free, but hold comparison code and operands separately.
2981 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2982 (expand_call_stmt, expand_gimple_stmt_1,
2983 expand_gimple_stmt): New helpers.
2984 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2985 release_stmt_tree. Call expand_gimple_stmt instead.
2986 (expand_gimple_basic_block): Ditto.
2988 * calls.c (emit_call_1): Don't look at EH regions here, make
2989 fntree parameter useless.
2990 (expand_call): New local rettype for TREE_TYPE(exp), use it
2991 throughout. Remove local p, use addr instead.
2992 Don't look at EH regions here.
2994 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2996 * doc/invoke.texi (-fsched-pressure): Document it.
2997 (-fsched-reg-pressure-heuristic): Remove it.
2999 * reload.c (ira.h): Include.
3000 (find_reloads): Add choosing reload on number of small spilled
3003 * haifa-sched.c (ira.h): Include.
3004 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
3005 saved_reg_pressure, curr_reg_live, saved_reg_live,
3006 region_ref_regs): New variables.
3007 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
3008 initiate_reg_pressure_info, setup_ref_regs,
3009 initiate_bb_reg_pressure_info, save_reg_pressure,
3010 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
3012 (setup_insn_reg_pressure_info): New function.
3013 (rank_for_schedule): Add pressure checking and insn issue time.
3014 Remove comparison of insn reg weights.
3015 (ready_sort): Set insn reg pressure info.
3016 (update_register_pressure, setup_insn_max_reg_pressure,
3017 update_reg_and_insn_max_reg_pressure,
3018 sched_setup_bb_reg_pressure_info): New functions.
3019 (schedule_insn): Add code for printing and updating reg pressure info.
3020 (find_set_reg_weight, find_insn_reg_weight): Remove.
3021 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
3022 (debug_ready_list): Print reg pressure info.
3023 (schedule_block): Ditto. Check insn issue time.
3024 (sched_init): Set up sched_pressure_p. Allocate and set up some
3025 reg pressure related info.
3026 (sched_finish): Free some reg pressure related info.
3027 (fix_tick_ready): Make insn always ready if pressure_p.
3028 (init_h_i_d): Don't call find_insn_reg_weight.
3029 (haifa_finish_h_i_d): Free insn reg pressure info.
3031 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3032 ira_memory_move_cost, ira_class_hard_regs,
3033 ira_class_hard_regs_num, ira_no_alloc_regs,
3034 ira_available_class_regs, ira_reg_class_cover_size,
3035 ira_reg_class_cover, ira_class_translate): Move to ira.h.
3037 * ira-lives.c (single_reg_class): Check mode to find how many
3038 registers are necessary for operand.
3039 (ira_implicitly_set_insn_hard_regs): New.
3041 * common.opt (fsched-pressure): New options.
3042 (fsched-reg-pressure-heuristic): Remove.
3044 * ira.c (setup_eliminable_regset): Rename to
3045 ira_setup_eliminable_regset. Make it external.
3046 (expand_reg_info): Pass cover class to setup_reg_classes.
3047 (ira): Call resize_reg_info instead of allocate_reg_info.
3049 * sched-deps.c: Include ira.h.
3050 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
3051 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
3052 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
3053 mark_insn_hard_regno_birth, mark_insn_reg_birth,
3054 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
3055 mark_insn_reg_store, mark_insn_reg_clobber,
3056 setup_insn_reg_pressure_info): New.
3057 (sched_analyze_1): Update implicit_reg_pending_uses.
3058 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
3059 Use them to create dependencies. Set insn reg uses and pressure
3060 info. Process reg_pending_uses in one place.
3061 (free_deps): Free implicit sets.
3062 (remove_from_deps): Remove implicit sets if necessary. Check
3063 implicit sets when clearing reg_last_in_use.
3064 (init_deps_global): Clear implicit_reg_pending_clobbers and
3065 implicit_reg_pending_uses.
3067 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3068 ira_memory_move_cost, ira_class_hard_regs,
3069 ira_class_hard_regs_num, ira_no_alloc_regs,
3070 ira_available_class_regs, ira_reg_class_cover_size,
3071 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
3072 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
3073 ira_implicitly_set_insn_hard_regs): New prototypes.
3075 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
3076 cost_elements_num): New variables.
3077 (allocno_costs, total_costs): Rename to costs and
3078 total_allocno_costs.
3079 (COSTS_OF_ALLOCNO): Rename to COSTS.
3080 (allocno_pref): Rename to pref.
3081 (allocno_pref_buffer): Rename to pref_buffer.
3082 (common_classes): Rename to regno_cover_class.
3084 (record_reg_classes): Set allocno attributes only if allocno_p.
3085 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
3086 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
3087 and COSTS_OF_ALLOCNO.
3088 (print_costs): Rename to print_allocno_costs.
3089 (print_pseudo_costs): New.
3090 (process_bb_node_for_costs): Split into 2 functions with new
3091 function process_bb_for_costs. Pass BB to process_bb_for_costs.
3092 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
3093 new parameter dump_file. Use cost_elements_num instead of
3094 ira_allocnos_num. Make one iteration if preferred classes were
3095 already calculated for scheduler. Make 2 versions of code
3096 depending on allocno_p.
3097 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
3098 regno_cover_class and COSTS instead of common_classes and
3100 (init_costs, finish_costs): New.
3101 (ira_costs): Set up allocno_p and cost_elements_num. Call
3102 init_costs and finish_costs.
3103 (ira_set_pseudo_classes): New.
3105 * rtl.h (allocate_reg_info): Remove.
3106 (resize_reg_info): Change return type.
3107 (reg_cover_class): New.
3108 (setup_reg_classes): Add new parameter.
3110 * sched-int.h (struct deps_reg): New member implicit_sets.
3111 (sched_pressure_p, sched_regno_cover_class): New external definitions.
3112 (INCREASE_BITS): New macro.
3113 (struct reg_pressure_data, struct reg_use_data): New.
3114 (struct _haifa_insn_data): Remove reg_weight. Add members
3115 reg_pressure, reg_use_list, reg_set_list, and
3116 reg_pressure_excess_cost_change.
3117 (struct deps): New member implicit_sets.
3118 (pressure_p): New variable.
3119 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
3120 (struct reg_pressure_data, struct reg_use_data): New.
3121 (INSN_REG_WEIGHT): Remove.
3122 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
3123 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
3124 (sched_init_region_reg_pressure_info,
3125 sched_setup_bb_reg_pressure_info): New prototypes.
3127 * reginfo.c (struct reg_pref): New member coverclass.
3128 (reg_cover_class): New function.
3129 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
3130 (reg_info_size): New variable.
3131 (allocate_reg_info): Make static. Setup reg_info_size.
3132 (resize_reg_info): Use reg_info_size. Return flag of resizing.
3133 (setup_reg_classes): Add a new parameter. Setup cover class too.
3135 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
3138 * sched-rgn.c (deps_join): Set up implicit_sets.
3139 (schedule_region): Set up region and basic blocks pressure
3142 * passes.c (init_optimization_passes): Move
3143 pass_subregs_of_mode_init before pass_sched.
3145 2009-09-02 Martin Jambor <mjambor@suse.cz>
3147 * tree-sra.c (struct access): New field grp_hint.
3148 (dump_access): Dump grp_hint.
3149 (sort_and_splice_var_accesses): Set grp_hint if a group is read
3151 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
3152 those which have been specifically read and somehow written to.
3153 (propagate_subacesses_accross_link): Set grp_hint of right child and
3154 also possibly of the left child.
3156 2009-09-02 Jakub Jelinek <jakub@redhat.com>
3158 * tree-object-size.c (addr_object_size): Always use object_size_type
3159 0 or 2 when determining the pointer pointed object size.
3161 2009-09-02 Richard Guenther <rguenther@suse.de>
3164 2009-08-31 Richard Guenther <rguenther@suse.de>
3166 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3167 to query if the memory regions for memmove overlap.
3168 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3169 asserts on pointers, instead deal with odd trees.
3170 (ptr_derefs_may_alias_p): Likewise.
3171 (refs_may_alias_p_1): Constructor bases also never alias.
3173 2009-08-01 Christian Bruel <christian.bruel@st.com>
3176 2009-07-31 Christian Bruel <christian.bruel@st.com>
3177 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3179 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
3181 * doc/invoke.texi (-fvar-tracking-assignments): New.
3182 (-fvar-tracking-assignments-toggle): New.
3183 (-fdump-final-insns=file): Mark filename as optional.
3184 (--param min-nondebug-insn-uid): New.
3185 (-gdwarf-@{version}): Mention version 4.
3186 * opts.c (common_handle_option): Accept it.
3187 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
3188 * regrename.c (regrename_optimize): Drop last. Don't count debug
3189 insns as uses. Don't reject change because of debug insn.
3190 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
3191 from the chain starter, and check for inexact matches in DEBUG_INSNS.
3192 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
3193 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
3194 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
3195 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
3196 * doc/gimple.texi (is_gimple_debug): New.
3197 (gimple_debug_bind_p): New.
3198 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
3199 * doc/install.texi (bootstrap-debug): More details.
3200 (bootstrap-debug-big, bootstrap-debug-lean): Document.
3201 (bootstrap-debug-lib): More details.
3202 (bootstrap-debug-ckovw): Update.
3203 (bootstrap-time): New.
3204 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
3205 (insert_phi_nodes_for): Insert debug stmts.
3206 (rewrite_stmt): Take iterator. Insert debug stmts.
3207 (rewrite_enter_block): Adjust.
3208 (maybe_replace_use_in_debug_stmt): New.
3209 (rewrite_update_stmt): Use it.
3210 (mark_use_interesting): Return early for debug stmts.
3211 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
3212 stmts before replacing stmt.
3213 (move_computations_stmt): Likewise.
3214 * ira-conflicts.c (add_copies): Skip debug insns.
3215 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
3216 (regstat_bb_compute_ri): Skip debug insns.
3217 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
3218 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
3219 check_loop_closed_ssa_stmt): Skip debug stmts.
3220 * tree-tailcall.c (find_tail_calls): Likewise.
3221 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3222 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
3223 (build_var_debug_value_stat): Declare.
3224 (build_var_debug_value): Define.
3225 (target_for_debug_bind): Declare.
3226 * reload.c (find_equiv_reg): Skip debug insns.
3227 * rtlanal.c (reg_used_between_p): Skip debug insns.
3228 (side_effects_p): Likewise.
3229 (canonicalize_condition): Likewise.
3230 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
3231 insns never depend on debug insns.
3232 (create_ddg_dep_no_link): Likewise.
3233 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
3234 Don't add inter-loop dependencies for debug insns.
3235 (build_intra_loop_deps): Likewise.
3236 (create_ddg): Count debug insns.
3237 * ddg.h (struct ddg::num_debug): New.
3238 (num_backargs): Pair up with previous int field.
3239 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
3240 -fcompare-debug-second.
3241 * final.c (get_attr_length_1): Skip debug insns.
3242 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
3243 * gcc.c (invoke_as): Call compare-debug-dump-opt.
3244 (driver_self_specs): Map -fdump-final-insns to
3245 -fdump-final-insns=..
3246 (get_local_tick): New.
3247 (compare_debug_dump_opt_spec_function): Test for . argument and
3248 compute output name. Compute temp output spec without flag name.
3249 Compute -frandom-seed.
3250 (OPT): Undef after use.
3251 * cfgloopanal.c (num_loop_insns): Skip debug insns.
3252 (average_num_loop_insns): Likewise.
3253 * params.h (MIN_NONDEBUG_INSN_UID): New.
3254 * gimple.def (GIMPLE_DEBUG): New.
3255 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
3256 * auto-inc-dec.c (merge_in_block): Skip debug insns.
3257 (merge_in_block): Fix whitespace.
3258 * toplev.c (flag_var_tracking): Update comment.
3259 (flag_var_tracking_assignments): New.
3260 (flag_var_tracking_assignments_toggle): New.
3261 (process_options): Don't open final insns dump file if we're not
3262 going to write to it. Compute defaults for var_tracking.
3263 * df-scan.c (df_insn_rescan_debug_internal): New.
3264 (df_uses_record): Handle debug insns.
3265 * haifa-sched.c (ready): Initialize n_debug.
3266 (contributes_to_priority): Skip debug insns.
3267 (dep_list_size): New.
3269 (rank_for_schedule): Likewise. Schedule debug insns as soon as
3270 they're ready. Disregard previous debug insns to make decisions.
3271 (queue_insn): Never queue debug insns.
3272 (ready_add, ready_remove_first, ready_remove): Count debug insns.
3273 (schedule_insn): Don't reject debug insns because of issue rate.
3274 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
3275 (queue_to_ready): Skip and discount debug insns.
3276 (choose_ready): Let debug insns through.
3277 (schedule_block): Check boundary debug insns. Discount debug
3278 insns, schedule them early. Adjust whitespace.
3279 (set_priorities): Check for boundary debug insns.
3280 (add_jump_dependencies): Use dep_list_size.
3281 (prev_non_location_insn): New.
3282 (check_cfg): Use it.
3283 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
3285 (remove_unused_ivs): Reset debug stmts.
3286 * modulo-sched.c (const_iteration_count): Skip debug insns.
3287 (res_MII): Discount debug insns.
3288 (loop_single_full_bb_p): Skip debug insns.
3289 (sms_schedule): Likewise.
3290 (sms_schedule_by_order): Likewise.
3291 (ps_has_conflicts): Likewise.
3292 * caller-save.c (refmarker_fn): New.
3293 (save_call_clobbered_regs): Replace regs with saved mem in
3295 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
3296 Call refmarker_fn mark for hardregnos.
3297 (mark_reg_as_referenced): New.
3298 (replace_reg_with_saved_mem): New.
3299 * ipa-pure-const.c (check_stmt): Skip debug stmts.
3300 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
3302 (cse_extended_basic_block): Skip debug insns.
3303 (count_reg_usage): Likewise.
3304 (is_dead_reg): New, split out of...
3305 (set_live_p): ... here.
3306 (insn_live_p): Use it for debug insns.
3307 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
3308 (execute_optimize_stdarg): Likewise.
3309 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3310 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
3311 changes in debug stmts as changes.
3312 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
3313 (moveup_expr): Don't move across debug insns. Don't move
3314 debug insn if it would create a bookkeeping block.
3315 (moveup_expr_cached): Don't use cache for debug insns that
3316 are heads of blocks.
3317 (compute_av_set_inside_bb): Skip debug insns.
3318 (sel_rank_for_schedule): Schedule debug insns first. Remove
3320 (block_valid_for_bookkeeping_p); Support lax searches.
3321 (create_block_for_bookkeeping): Adjust block numbers when
3322 encountering debug-only blocks.
3323 (find_place_for_bookkeeping): Deal with debug-only blocks.
3324 (generate_bookkeeping_insn): Accept no place to insert.
3325 (remove_temp_moveop_nops): New argument full_tidying.
3326 (prepare_place_to_insert): Deal with debug insns.
3327 (advance_state_on_fence): Debug insns don't start cycles.
3328 (update_boundaries): Take fence as argument. Deal with
3330 (schedule_expr_on_boundary): No full_tidying on debug insns.
3331 (fill_insns): Deal with debug insns.
3332 (track_scheduled_insns_and_blocks): Don't count debug insns.
3333 (need_nop_to_preserve_insn_bb): New, split out of...
3334 (remove_insn_from_stream): ... this.
3335 (fur_orig_expr_not_found): Skip debug insns.
3336 * rtl.def (VALUE): Move up.
3338 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3339 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3340 Set it if debug stmts are found.
3341 (statement_sink_location): Skip debug stmts. Propagate
3342 moving defs into debug stmts.
3343 * ifcvt.c (first_active_insn): Skip debug insns.
3344 (last_active_insns): Likewise.
3345 (cond_exec_process_insns): Likewise.
3346 (noce_process_if_block): Likewise.
3347 (check_cond_move_block): Likewise.
3348 (cond_move_convert_if_block): Likewise.
3349 (block_jumps_and_fallthru_p): Likewise.
3350 (dead_or_predicable): Likewise.
3351 * dwarf2out.c (debug_str_hash_forced): New.
3352 (find_AT_string): Add comment.
3353 (gen_label_for_indirect_string): New.
3354 (get_debug_string_label): New.
3355 (AT_string_form): Use it.
3356 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3357 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3358 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3359 several operations that cannot be represented with DWARF opcodes.
3360 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3361 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3362 (dwarf2out_var_location): Take during-call mark into account.
3363 (output_indirect_string): Update comment. Output if there are
3364 label and references.
3365 (prune_indirect_string): New.
3366 (prune_unused_types): Call it if debug_str_hash_forced.
3367 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3368 (dw_long_long_const): Remove.
3369 (struct dw_val_struct): Change val_long_long type to rtx.
3370 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3371 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3372 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3373 component instead of HOST_BITS_PER_LONG.
3374 (output_loc_operands): Likewise. For const8* assert
3375 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3376 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3377 rather than HOST_BITS_PER_LONG is >= 64.
3378 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3380 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3381 HOST_BITS_PER_LONG for dw_val_class_long_long.
3382 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3383 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3384 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3386 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3387 Handle DW_OP_implicit_value.
3388 (extract_int): Move prototype earlier.
3389 (mem_loc_descriptor): For SUBREG punt if inner
3390 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3391 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3392 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3393 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3394 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3395 instead of Pmode size.
3396 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3397 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3398 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3399 (concat_loc_descriptor, concatn_loc_descriptor,
3400 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3401 (add_location_or_const_value_attribute): Likewise. For single
3402 location loc_lists attempt to use add_const_value_attribute
3403 for constant decls. Add DW_AT_const_value even if
3404 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3406 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3407 (control_flow_insn_p): Likewise.
3408 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3409 (separate_decls_in_region_debug_bind): New.
3410 (separate_decls_in_region): Process debug bind stmts afterwards.
3411 * recog.c (verify_changes): Handle debug insns.
3412 (extract_insn): Likewise.
3413 (peephole2_optimize): Skip debug insns.
3414 * dse.c (scan_insn): Skip debug insns.
3415 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3417 (setup_id_for_insn): Handle debug insns.
3418 (maybe_tidy_empty_bb): Adjust whitespace.
3419 (tidy_control_flow): Skip debug insns.
3420 (sel_remove_insn): Adjust for debug insns.
3421 (sel_estimate_number_of_insns): Skip debug insns.
3422 (create_insn_rtx_from_pattern): Handle debug insns.
3423 (create_copy_of_insn_rtx): Likewise.
3424 * sel-sched-.h (sel_bb_end): Declare.
3425 (sel_bb_empty_or_nop_p): New.
3426 (get_all_loop_exits): Use it.
3427 (_eligible_successor_edge_p): Likewise.
3428 (return_nop_to_pool): Adjust.
3429 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3430 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3431 * gimple-pretty-print.c (dump_gimple_debug): New.
3432 (dump_gimple_stmt): Use it.
3433 (dump_bb_header): Skip gimple debug stmts.
3434 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3435 (fixup_match_2): Likewise.
3436 (regmove_backward_pass): Likewise. Simplify combined
3437 replacement. Handle debug insns.
3438 * function.c (instantiate_virtual_regs): Handle debug insns.
3439 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3440 * print-rtl.h: Include cselib.h.
3441 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3442 * df.h (df_inns_rescan_debug_internal): Declare.
3443 * gcse.c (alloc_hash_table): Estimate n_insns.
3444 (cprop_insn): Don't regard debug insns as changes.
3445 (bypass_conditional_jumps): Skip debug insns.
3446 (one_pre_gcse_pass): Adjust.
3447 (one_code_hoisting_pass): Likewise.
3448 (compute_ld_motion_mems): Skip debug insns.
3449 (one_cprop_pass): Adjust.
3450 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3451 (if_convertible_stmt_p): Handle debug stmts.
3452 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3453 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3454 * ira-build.c (create_bb_allocnos): Skip debug insns.
3455 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3456 (has_single_use): Likewise.
3457 (single_imm_use): Likewise.
3458 (num_imm_uses): Likewise.
3459 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3460 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3461 (create_outofssa_var_map): Likewise.
3462 * lower-subreg.c (adjust_decomposed_uses): New.
3463 (resolve_debug): New.
3464 (decompose_multiword_subregs): Use it.
3465 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3466 * emit-rtl.c: Include params.h.
3467 (cur_debug_insn_uid): Define.
3468 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3469 (copy_rtx_if_shared_1): Handle debug insns.
3470 (reset_used_flags): Likewise.
3471 (set_used_flags): LIkewise.
3472 (get_max_insn_count): New.
3473 (next_nondebug_insn): New.
3474 (prev_nondebug_insn): New.
3475 (make_debug_insn_raw): New.
3476 (emit_insn_before_noloc): Handle debug insns.
3477 (emit_jump_insn_before_noloc): Likewise.
3478 (emit_call_insn_before_noloc): Likewise.
3479 (emit_debug_insn_before_noloc): New.
3480 (emit_insn_after_noloc): Handle debug insns.
3481 (emit_jump_insn_after_noloc): Likewise.
3482 (emit_call_insn_after_noloc): Likewise.
3483 (emit_debug_insn_after_noloc): Likewise.
3484 (emit_insn_after): Take loc from earlier non-debug insn.
3485 (emit_jump_insn_after): Likewise.
3486 (emit_call_insn_after): Likewise.
3487 (emit_debug_insn_after_setloc): New.
3488 (emit_debug_insn_after): New.
3489 (emit_insn_before): Take loc from later non-debug insn.
3490 (emit_jump_insn_before): Likewise.
3491 (emit_call_insn_before): Likewise.
3492 (emit_debug_insn_before_setloc): New.
3493 (emit_debug_insn_before): New.
3494 (emit_insn): Handle debug insns.
3495 (emit_debug_insn): New.
3496 (emit_jump_insn): Handle debug insns.
3497 (emit_call_insn): Likewise.
3499 (init_emit): Take min-nondebug-insn-uid into account.
3500 Initialize cur_debug_insn_uid.
3501 (emit_copy_of_insn_after): Handle debug insns.
3502 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3503 location of single rhs in place.
3504 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3505 (floor_sdiv_adjust): New.
3506 (cell_sdiv_adjust): New.
3507 (cell_udiv_adjust): New.
3508 (round_sdiv_adjust): New.
3509 (round_udiv_adjust): New.
3510 (wrap_constant): Moved from cselib.
3511 (unwrap_constant): New.
3512 (expand_debug_expr): New.
3513 (expand_debug_locations): New.
3514 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3516 (gimple_expand_cfg): Expand debug locations.
3517 * cselib.c: Include tree-pass.h.
3518 (struct expand_value_data): New.
3519 (cselib_record_sets_hook): New.
3520 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3521 (cselib_clear_table): Move, and implemnet in terms of...
3522 (cselib_reset_table_with_next_value): ... this.
3523 (cselib_get_next_unknown_value): New.
3524 (discard_useless_locs): Don't discard preserved values.
3525 (cselib_preserve_value): New.
3526 (cselib_preserved_value_p): New.
3527 (cselib_preserve_definitely): New.
3528 (cselib_clear_preserve): New.
3529 (cselib_preserve_only_values): New.
3530 (new_cselib_val): Take rtx argument. Dump it in details.
3531 (cselib_lookup_mem): Adjust.
3532 (expand_loc): Take regs_active in struct. Adjust. Silence
3533 dumps unless details are requested.
3534 (cselib_expand_value_rtx_cb): New.
3535 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3536 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3537 without details. Copy more subregs. Try to resolve values
3538 using a callback. Wrap constants.
3539 (cselib_subst_to_values): Adjust.
3540 (cselib_log_lookup): New.
3541 (cselib_lookup): Call it.
3542 (cselib_invalidate_regno): Don't count preserved values as useless.
3543 (cselib_invalidate_mem): Likewise.
3544 (cselib_record_set): Likewise.
3545 (struct set): Renamed to cselib_set, moved to cselib.h.
3546 (cselib_record_sets): Adjust. Call hook.
3547 (cselib_process_insn): Reset table when it would be cleared.
3548 (dump_cselib_val): New.
3549 (dump_cselib_table): New.
3550 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3551 (remove_forwarder_block): Support moving debug stmts.
3552 * cselib.h (cselib_record_sets_hook): Declare.
3553 (cselib_expand_callback): New type.
3554 (cselib_expand_value_rtx_cb): Declare.
3555 (cselib_reset_table_with_next_value): Declare.
3556 (cselib_get_next_unknown_value): Declare.
3557 (cselib_preserve_value): Declare.
3558 (cselib_preserved_value_p): Declare.
3559 (cselib_preserve_only_values): Declare.
3560 (dump_cselib_table): Declare.
3561 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3562 (try_crossjump_to_edge): Likewise.
3563 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3564 dominated blocks when debug stmts are present.
3565 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3566 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3567 (set_var_live_on_entry): Likewise.
3568 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3569 * cfglayout.c (curr_location, last_location): Make static.
3570 (set_curr_insn_source_location): Don't avoid bouncing.
3571 (get_curr_insn_source_location): New.
3572 (get_curr_insn_block): New.
3573 (duplicate_insn_chain): Handle debug insns.
3574 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3576 * common.opt (fcompare-debug): Move to sort order.
3577 (fdump-unnumbered-links): Likewise.
3578 (fvar-tracking-assignments): New.
3579 (fvar-tracking-assignments-toggle): New.
3580 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3581 because of debug stmts.
3582 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3583 (eliminate_unnecessary_stmts): Walk dominated blocks before
3585 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3586 * ira.c (memref_used_between_p): Skip debug insns.
3587 (update_equiv_regs): Likewise.
3588 * sched-deps.c (sd_lists_size): Accept empty list.
3589 (sd_init_insn): Mark debug insns.
3590 (sd_finish_insn): Unmark them.
3591 (sd_add_dep): Reject non-debug deps on debug insns.
3592 (fixup_sched_groups): Give debug insns group treatment.
3594 (sched_analyze_reg): Don't mark debug insns for sched before call.
3595 (sched_analyze_2): Handle debug insns.
3596 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3598 (deps_analyze_insn): Handle debug insns.
3599 (deps_start_bb): Skip debug insns.
3600 (init_deps): Initialize last_debug_insn.
3601 * tree-ssa.c (target_for_debug_bind): New.
3602 (find_released_ssa_name): New.
3603 (propagate_var_def_into_debug_stmts): New.
3604 (propagate_defs_into_debug_stmts): New.
3605 (verify_ssa): Skip debug bind stmts without values.
3606 (warn_uninialized_vars): Skip debug stmts.
3607 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3608 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3609 (rtx_equal_p): Likewise.
3610 * ira-costs.c (scan_one_insn): Skip debug insns.
3611 (process_bb_node_for_hard_reg_moves): Likewise.
3612 * rtl.h (DEBUG_INSN_P): New.
3613 (NONDEBUG_INSN_P): New.
3614 (MAY_HAVE_DEBUG_INSNS): New.
3615 (INSN_P): Accept debug insns.
3616 (RTX_FRAME_RELATED_P): Likewise.
3617 (INSN_DELETED_P): Likewise
3618 (PAT_VAR_LOCATION_DECL): New.
3619 (PAT_VAR_LOCATION_LOC): New.
3620 (PAT_VAR_OCATION_STATUS): New.
3621 (NOTE_VAR_LOCATION_DECL): Reimplement.
3622 (NOTE_VAR_LOCATION_LOC): Likewise.
3623 (NOTE_VAR_LOCATION_STATUS): Likewise.
3624 (INSN_VAR_LOCATION): New.
3625 (INSN_VAR_LOCATION_DECL): New.
3626 (INSN_VAR_LOCATION_LOC): New.
3627 (INSN_VAR_LOCATION_STATUS): New.
3628 (gen_rtx_UNKNOWN_VAR_LOC): New.
3629 (VAR_LOC_UNKNOWN_P): New.
3630 (NOTE_DURING_CALL_P): New.
3631 (SCHED_GROUP_P): Accept debug insns.
3632 (emit_debug_insn_before): Declare.
3633 (emit_debug_insn_before_noloc): Declare.
3634 (emit_debug_insn_beore_setloc): Declare.
3635 (emit_debug_insn_after): Declare.
3636 (emit_debug_insn_after_noloc): Declare.
3637 (emit_debug_insn_after_setloc): Declare.
3638 (emit_debug_insn): Declare.
3639 (make_debug_insn_raw): Declare.
3640 (prev_nondebug_insn): Declare.
3641 (next_nondebug_insn): Declare.
3642 (delegitimize_mem_from_attrs): Declare.
3643 (get_max_insn_count): Declare.
3644 (wrap_constant): Declare.
3645 (unwrap_constant): Declare.
3646 (get_curr_insn_source_location): Declare.
3647 (get_curr_insn_block): Declare.
3648 * tree-inline.c (insert_debug_decl_map): New.
3649 (processing_debug_stmt): New.
3650 (remap_decl): Don't create new mappings in debug stmts.
3651 (remap_gimple_op_r): Don't add references in debug stmts.
3652 (copy_tree_body_r): Likewise.
3653 (remap_gimple_stmt): Handle debug bind stmts.
3654 (copy_bb): Skip debug stmts.
3655 (copy_edges_for_bb): Likewise.
3656 (copy_debug_stmt): New.
3657 (copy_debug_stmts): New.
3658 (copy_body): Copy debug stmts at the end.
3659 (insert_init_debug_bind): New.
3660 (insert_init_stmt): Take id. Skip and emit debug stmts.
3661 (setup_one_parameter): Remap variable earlier, register debug mapping.
3662 (estimate_num_insns): Skip debug stmts.
3663 (expand_call_inline): Preserve debug_map.
3664 (optimize_inline_calls): Check for no debug_stmts left-overs.
3665 (unsave_expr_now): Preserve debug_map.
3666 (copy_gimple_seq_and_replace_locals): Likewise.
3667 (tree_function_versioning): Check for no debug_stmts left-overs.
3668 Init and destroy debug_map as needed. Split edges unconditionally.
3669 (build_duplicate_type): Init and destroy debug_map as needed.
3670 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3671 (struct copy_body_data): Add debug_stmts and debug_map.
3672 * sched-int.h (struct ready_list): Add n_debug.
3673 (struct deps): Add last_debug_insn.
3674 (DEBUG_INSN_SCHED_P): New.
3675 (BOUNDARY_DEBUG_INSN_P): New.
3676 (SCHEDULE_DEBUG_INSN_P): New.
3677 (sd_iterator_cond): Accept empty list.
3678 * combine.c (create_log_links): Skip debug insns.
3679 (combine_instructions): Likewise.
3680 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3681 return value is always unshared.
3682 (struct rtx_subst_pair): New.
3683 (auto_adjust_pair): New.
3684 (propagate_for_debug_subst): New.
3685 (propagate_for_debug): New.
3686 (try_combine): Skip debug insns. Propagate removed defs into
3688 (next_nonnote_nondebug_insn): New.
3689 (distribute_notes): Use it. Skip debug insns.
3690 (distribute_links): Skip debug insns.
3691 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3692 * resource.c (mark_target_live_regs): Likewise.
3693 * var-tracking.c: Include cselib.h and target.h.
3694 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3696 (micro_operation_type_name): New.
3697 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3698 (struct micro_operation_def): Update comments.
3699 (decl_or_value): New type. Use instead of decls.
3700 (struct emit_note_data_def): Add vars.
3701 (struct attrs_def): Use decl_or_value.
3702 (struct variable_tracking_info_def): Add permp, flooded.
3703 (struct location_chain_def): Update comment.
3704 (struct variable_part_def): Use decl_or_value.
3705 (struct variable_def): Make var_part a variable length array.
3707 (scratch_regs): New.
3708 (cselib_hook_called): New.
3709 (dv_is_decl_p): New.
3710 (dv_is_value_p): New.
3713 (dv_as_opaque): New.
3714 (dv_onepart_p): New.
3716 (IS_DECL_CODE): New.
3717 (check_value_is_not_decl): New.
3718 (dv_from_decl): New.
3719 (dv_from_value): New.
3720 (dv_htab_hash): New.
3721 (variable_htab_hash): Use it.
3722 (variable_htab_eq): Support values.
3723 (variable_htab_free): Free from the right pool.
3724 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3725 (attrs_list_union): Adjust.
3726 (attrs_list_mpdv_union): New.
3727 (tie_break_pointers): New.
3728 (canon_value_cmp): New.
3729 (unshare_variable): Return possibly-modified slot.
3730 (vars_copy_1): Adjust.
3731 (var_reg_decl_set): Adjust. Split out of...
3732 (var_reg_set): ... this.
3733 (get_init_value): Adjust.
3734 (var_reg_delete_and_set): Adjust.
3735 (var_reg_delete): Adjust.
3736 (var_regno_delete): Adjust.
3737 (var_mem_decl_set): Split out of...
3738 (var_mem_set): ... this.
3739 (var_mem_delete_and_set): Adjust.
3740 (var_mem_delete): Adjust.
3744 (variable_union): Adjust. Speed up merge of 1-part vars.
3745 (variable_canonicalize): Use unshared slot.
3746 (VALUED_RECURSED_INTO): New.
3747 (find_loc_in_1pdv): New.
3748 (struct dfset_merge): New.
3749 (insert_into_intersection): New.
3750 (intersect_loc_chains): New.
3752 (canonicalize_loc_order_check): New.
3753 (canonicalize_values_mark): New.
3754 (canonicalize_values_star): New.
3755 (variable_merge_over_cur): New.
3756 (variable_merge_over_src): New.
3757 (dataflow_set_merge): New.
3758 (dataflow_set_equiv_regs): New.
3759 (remove_duplicate_values): New.
3760 (struct dfset_post_merge): New.
3761 (variable_post_merge_new_vals): New.
3762 (variable_post_merge_perm_vals): New.
3763 (dataflow_post_merge_adjust): New.
3764 (find_mem_expr_in_1pdv): New.
3765 (dataflow_set_preserve_mem_locs): New.
3766 (dataflow_set_remove_mem_locs): New.
3767 (dataflow_set_clear_at_call): New.
3768 (onepart_variable_different_p): New.
3769 (variable_different_p): Use it.
3770 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3771 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3773 (track_loc_p): Pass it true.
3774 (struct count_use_info): New.
3775 (find_use_val): New.
3776 (replace_expr_with_values): New.
3778 (use_type): New, partially split out of...
3779 (count_uses): ... this. Count new micro-ops.
3780 (count_uses_1): Adjust.
3781 (count_stores): Adjust.
3782 (count_with_sets): New.
3783 (VAL_NEEDS_RESOLUTION): New.
3784 (VAL_HOLDS_TRACK_EXPR): New.
3785 (VAL_EXPR_IS_COPIED): New.
3786 (VAL_EXPR_IS_CLOBBERED): New.
3787 (add_uses): Adjust. Generate new micro-ops.
3788 (add_uses_1): Adjust.
3789 (add_stores): Generate new micro-ops.
3790 (add_with_sets): New.
3791 (find_src_status): Adjust.
3792 (find_src_set_src): Adjust.
3793 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3794 Handle new micro-ops. Canonicalize value equivalances.
3795 (vt_find_locations): Compute total size of hash tables for
3796 dumping. Perform merge for var-tracking-assignments. Don't
3797 disregard single-block loops.
3798 (dump_attrs_list): Handle decl_or_value.
3799 (dump_variable): Take variable. Deal with decl_or_value.
3800 (dump_variable_slot): New.
3801 (dump_vars): Use it.
3802 (dump_dataflow_sets): Adjust.
3803 (set_slot_part): New, extended to support one-part variables
3804 after splitting out of...
3805 (set_variable_part): ... this.
3806 (clobber_slot_part): New, split out of...
3807 (clobber_variable_part): ... this.
3808 (delete_slot_part): New, split out of...
3809 (delete_variable_part): .... this.
3810 (check_wrap_constant): New.
3811 (vt_expand_loc_callback): New.
3812 (vt_expand_loc): New.
3813 (emit_note_insn_var_location): Adjust. Handle values. Handle
3814 EMIT_NOTE_AFTER_CALL_INSN.
3815 (emit_notes_for_differences_1): Adjust. Handle values.
3816 (emit_notes_for_differences_2): Likewise.
3817 (emit_notes_for_differences): Adjust.
3818 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3819 Adjust. Handle new micro-ops.
3820 (vt_add_function_parameters): Adjust. Create and bind values.
3821 (vt_initialize): Adjust. Initialize scratch_regs and
3822 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3823 operations. Move some code to count_with_sets and add_with_sets.
3824 (delete_debug_insns): New.
3825 (vt_debug_insns_local): New.
3826 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3828 (var_tracking_main): If var-tracking-assignments is enabled
3829 but var-tracking isn't, delete debug insns and leave. Likewise
3830 if we exceed limits or fail the stack adjustments tests, and
3831 after all var-tracking processing.
3832 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3833 (dataflow_set): Add traversed_vars.
3834 (value_chain, const_value_chain): New typedefs.
3835 (value_chain_pool, value_chains): New variables.
3836 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3837 add_value_chains, add_cselib_value_chains, remove_value_chain,
3838 remove_value_chains, remove_cselib_value_chains): New functions.
3839 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3840 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3842 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3843 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3844 (dst_can_be_shared): New variable.
3845 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3846 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3847 different from set->vars, look up slot again instead of using the
3849 (dataflow_set_init): Initialize traversed_vars.
3850 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3851 lookup if set->vars is shared. Don't keep slot cleared before
3852 calling unshare_variable. Unshare set->vars if needed. Adjust
3853 unshare_variable callers. Clear dst_can_be_shared if needed.
3854 Even ->refcount == 1 vars must be unshared if set->vars is shared
3855 and var needs to be modified.
3856 (dataflow_set_union): Set traversed_vars during canonicalization.
3857 (VALUE_CHANGED, DECL_CHANGED): Define.
3858 (set_dv_changed, dv_changed_p): New static inlines.
3859 (track_expr_p): Clear DECL_CHANGED.
3860 (dump_dataflow_sets): Set it.
3861 (variable_was_changed): Call set_dv_changed.
3862 (emit_note_insn_var_location): Likewise.
3863 (changed_variables_stack): New variable.
3864 (check_changed_vars_1, check_changed_vars_2): New functions.
3865 (emit_notes_for_changes): Do nothing if changed_variables is
3866 empty. Traverse changed_variables with check_changed_vars_1,
3867 call check_changed_vars_2 on each changed_variables_stack entry.
3868 (emit_notes_in_bb): Add SET argument. Just clear it at the
3869 beginning, use it instead of local &set, don't destroy it at the end.
3870 (vt_emit_notes): Call dataflow_set_clear early on all
3871 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3872 computed set, dataflow_set_clear also VTI(bb)->in when we are
3873 done with the basic block. Initialize changed_variables_stack,
3874 free it afterwards. If ENABLE_CHECKING verify that after noting
3875 differences to an empty set value_chains hash table is empty.
3876 (vt_initialize): Initialize value_chains and value_chain_pool.
3877 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3878 (variable_tracking_main): Call dump_dataflow_sets before calling
3879 vt_emit_notes, not after it.
3880 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3881 (propagate_var_def_into_debug_stmts): Declare.
3882 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3883 (df_set_note): Reject debug insns.
3884 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3885 add notes to debug insns.
3886 (df_note_bb_compute): Adjust. Likewise.
3887 (df_simulate_uses): Skip debug insns.
3888 (df_simulate_initialize_backwards): Likewise.
3889 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3890 (subst_stack_regs_pat): Reject debug insns.
3891 (convert_regs_1): Handle debug insns.
3892 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3893 (print-rtl.o): Depend on cselib.h.
3894 (cselib.o): Depend on TREE_PASS_H.
3895 (var-tracking.o): Depend on cselib.h and TARGET_H.
3896 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3897 (init_ready_list): Skip boundary debug insns.
3898 (add_branch_dependences): Skip debug insns.
3899 (free_block_dependencies): Check for blocks with only debug insns.
3900 (compute_priorities): Likewise.
3901 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3902 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3904 (gimple_build_debug_bind_stat): New.
3905 (empty_body_p): Skip debug stmts.
3906 (gimple_has_side_effects): Likewise.
3907 (gimple_rhs_has_side_effects): Likewise.
3908 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3909 (gimple_build_debug_bind_stat): Declare.
3910 (gimple_build_debug_bind): Define.
3911 (is_gimple_debug): New.
3912 (gimple_debug_bind_p): New.
3913 (gimple_debug_bind_get_var): New.
3914 (gimple_debug_bind_get_value): New.
3915 (gimple_debug_bind_get_value_ptr): New.
3916 (gimple_debug_bind_set_var): New.
3917 (gimple_debug_bind_set_value): New.
3918 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3919 (gimple_debug_bind_reset_value): New.
3920 (gimple_debug_bind_has_value_p): New.
3921 (gsi_next_nondebug): New.
3922 (gsi_prev_nondebug): New.
3923 (gsi_start_nondebug_bb): New.
3924 (gsi_last_nondebug_bb): New.
3925 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3926 (print_insn): Handle DEBUG_INSN.
3927 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3928 of first insn prevail.
3929 (first_stmt): Skip debug stmts.
3930 (first_non_label_stmt): Likewise.
3931 (last_stmt): Likewise.
3932 (has_zero_uses_1): New.
3933 (single_imm_use_1): New.
3934 (verify_gimple_debug): New.
3935 (verify_types_in_gimple_stmt): Handle debug stmts.
3936 (verify_stmt): Likewise.
3937 (debug_loop_num): Skip debug stmts.
3938 (remove_edge_and_dominated_blocks): Remove dominators last.
3939 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3940 (linearize_expr): Likewise.
3941 * config/i386/i386.c (ix86_delegitimize_address): Call
3942 default implementation.
3943 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3944 (group_barrier_needed): Skip debug insns.
3945 (emit_insn_group_barriers): Likewise.
3946 (emit_all_insn_group_barriers): Likewise.
3947 (ia64_variable_issue): Handle debug insns.
3948 (ia64_dfa_new_cycle): Likewise.
3949 (final_emit_insn_group_barriers): Skip debug insns.
3950 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3951 def cfa without frame.
3952 (process_set): Likewise.
3953 (process_for_unwind_directive): Pass frame on.
3954 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3955 (rs6000_delegitimize_address): New.
3956 (rs6000_debug_adjust_cost): Handle debug insns.
3957 (is_microcoded_insn): Likewise.
3958 (is_cracked_insn): Likewise.
3959 (is_nonpipeline_insn): Likewise.
3960 (insn_must_be_first_in_group): Likewise.
3961 (insn_must_be_last_in_group): Likewise.
3962 (force_new_group): Likewise.
3963 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3964 contains only debug insns.
3965 (rtl_merge_blocks): Skip debug insns.
3966 (purge_dead_edges): Likewise.
3967 (rtl_block_ends_with_call_p): Skip debug insns.
3968 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3969 (mark_reg_dependencies): Skip debug insns.
3970 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3971 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3972 * tree-ssa-threadedge.c
3973 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3974 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3975 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3976 (copyprop_hardreg_forward_1): Handle debug insns.
3977 * reload1.c (reload): Skip debug insns. Replace unassigned
3978 pseudos in debug insns with their equivalences.
3979 (eliminate_regs_in_insn): Skip debug insns.
3980 (emit_input_reload_insns): Skip debug insns at first, adjust
3982 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3983 (get_indirect_ref_operands): Pass opf_no_vops on.
3984 (get_expr_operands): Likewise. Skip debug stmts.
3985 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3987 2009-09-01 Richard Henderson <rth@redhat.com>
3989 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3990 stmt_ends_pp_p statements at least once.
3991 * tree-vrp.c (vrp_initialize): Likewise.
3992 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3994 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3997 Fix AIX bootstrap after PR debug/30161
3998 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3999 that is a GNU extension.
4000 (tmpl_value_parm_die_table): Move the definition of this global
4001 outside #ifdef DWARF2_DEBUGGING_INFO region.
4003 2009-09-01 Richard Guenther <rguenther@suse.de>
4005 * tree.c (tree_expr_size): New function.
4006 * tree.h (tree_expr_size): Declare.
4007 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
4008 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
4009 * langhooks.c (lhd_expr_size): Remove.
4010 * langhooks.h (struct lang_hooks): Remove expr_size.
4011 * explow.c (expr_size): Use tree_expr_size.
4012 (int_expr_size): Likewise.
4013 * langhooks-def.h (lhd_expr_size): Remove.
4014 (LANG_HOOKS_EXPR_SIZE): Likewise.
4015 (LANG_HOOKS_INITIALIZER): Adjust.
4017 2009-09-01 Richard Guenther <rguenther@suse.de>
4019 * tree-flow.h (mark_addressable): Move declaration ...
4020 * tree.h (mark_addressable): ... here.
4021 * stmt.c (expand_asm_operands): Use mark_addressable, not
4022 lang_hooks.mark_addressable.
4023 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4024 LANG_HOOKS_MARK_ADDRESSABLE.
4025 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
4026 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
4028 2009-08-31 Chris Demetriou <cgd@google.com>
4030 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
4031 vectorize if not TARGET_SSE2.
4033 2009-08-31 DJ Delorie <dj@redhat.com>
4035 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
4036 registers if no coprocessor is enabled.
4038 2009-08-31 Dodji Seketeli <dodji@redhat.com>
4041 * cgraph.h (cgraph_get_node): Declare ...
4042 * cgraph.c (cgraph_get_node): ... new function.
4043 * dwarf2out.c (gen_generic_params_dies,
4044 generic_parameter_die, tree_add_const_value_attribute_for_decl,
4045 make_ith_pack_parameter_name,
4046 append_entry_to_tmpl_value_parm_die_table,
4047 gen_remaining_tmpl_value_param_die_attribute): New functions.
4048 (gen_subprogram_die): Generate debug info for template parameters
4049 if debug info level is higher than DINFO_LEVEL_TERSE.
4050 Use tree_add_const_value_attribute_for_decl instead of
4051 tree_add_const_value_attribute.
4052 (gen_const_die): Use tree_add_const_value_attribute_for_decl
4053 instead of tree_add_const_value_attribute.
4054 (gen_struct_or_union_type_die): Generate debug
4055 info for template parameters if debug info level is higher than
4057 (tree_add_const_value_attribute): Handle integral and pointer
4058 constants. Update comment.
4059 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
4060 (dwarf_attr_name): Support DW_AT_GNU_template_name.
4061 (reference_to_unused): Fix thinko. Remove redundant predicates from
4063 (tree_add_const_value_attribute): Make this work for constant
4065 tree_add_const_value_attribute_for_decl is to be used for variable
4067 (add_location_or_const_value_attribute): Use
4068 tree_add_const_value_attribute_for_decl now.
4069 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
4070 DW_TAG_template_value_param DIEs after function DIEs have been
4072 * langhooks.h (lang_hooks_for_types): Add
4073 get_argument_pack_elems.
4074 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
4075 (lang_hooks): Added get_innermost_generic_parms,
4076 get_innermost_generic_args.
4077 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
4078 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
4079 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
4080 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
4082 2009-08-31 DJ Delorie <dj@redhat.com>
4084 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
4085 it once we start generating the prologue or epilogue.
4086 (mep_call_saves_register): If the frame is locked, re-use
4088 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
4089 (mep_expand_prologue): Call it.
4090 (mep_expand_epilogue): Likewise.
4091 (mep_start_function): Use the same logic as mep_expand_prologue.
4092 (mep_pass_by_reference): Make logic more readable.
4093 (mep_return_in_memory): Zero-sized objects are passed in memory.
4094 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
4096 2009-08-31 Richard Guenther <rguenther@suse.de>
4098 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4099 to query if the memory regions for memmove overlap.
4100 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4101 asserts on pointers, instead deal with odd trees.
4102 (ptr_derefs_may_alias_p): Likewise.
4103 (refs_may_alias_p_1): Constructor bases also never alias.
4105 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
4107 * doc/install.texi (Final install): Adjust reference on where to
4108 order printed manuals.
4110 2009-08-30 Olivier Hainque <hainque@adacore.com>
4112 * dwarf2out.c (switch_to_frame_table_section): Move
4113 definition prior to first use.
4115 2009-08-30 Richard Guenther <rguenther@suse.de>
4117 PR tree-optimization/41186
4118 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
4119 (ao_ref_init_from_ptr_and_size): New function.
4120 (ref_maybe_used_by_call_p_1): Be more precise tracking
4121 used ranges for builtin functions.
4122 (ref_maybe_used_by_call_p): Adjust.
4123 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
4124 ranges for builtin functions.
4125 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
4127 2009-08-30 Alan Modra <amodra@bigpond.net.au>
4130 * fwprop.c (get_reg_use_in): Delete.
4131 (free_load_extend): New function.
4132 (forward_propagate_subreg): Use it.
4134 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
4136 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
4138 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
4141 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
4144 2009-08-29 Douglas B Rupp <rupp@gnat.com>
4146 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
4147 fini or fini_array section.
4149 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4151 * graphite-dependences.c (graphite_legal_transform_bb): Call
4152 pbb_remove_duplicate_pdrs.
4153 * graphite-poly.c (can_collapse_pdr): Removed.
4154 (pdr_find_duplicate): Removed.
4155 (can_collapse_pdrs): New.
4156 (pbb_remove_duplicate_pdrs): New.
4157 (new_poly_dr): Do not look for duplicates.
4158 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
4159 (PBB_PDR_DUPLICATES_REMOVED): New.
4160 (pbb_remove_duplicate_pdrs): Declared.
4162 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4164 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
4165 the strides by multiplying by PDR_NB_REFS.
4166 * graphite-poly.c (can_collapse_pdr): New.
4167 (pdr_find_duplicate): New.
4168 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
4169 Initialize PDR_NB_REFS.
4170 * graphite-poly.h (struct poly_dr): Add field nb_refs.
4172 (new_poly_dr): Number of subscripts is a graphite_dim_t.
4174 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4177 * graphite-poly.c (apply_poly_transforms): Remove legality test before
4180 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4182 * graphite-dependences.c (pddr_original_scattering): Return NULL
4183 for read-read dependence relations.
4184 * graphite-poly.h (enum poly_dr_type): Fix comment.
4187 (pdr_may_write_p): New.
4189 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4191 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
4192 (struct poly_dr): Same.
4193 (new_poly_dr): Same.
4194 * graphite-poly.c (new_poly_dr): Same.
4195 * graphite-dependences.c (dot_deps): Disable call to system.
4197 2009-08-28 Cary Coutant <ccoutant@google.com>
4200 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
4201 struct/union/enum types local to a function.
4203 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4204 Sebastian Pop <sebastian.pop@amd.com>
4206 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
4207 pbb_strip_mine_time_depth. Changed the implementation so that
4208 transformation is expressed as a transformation on
4209 time (scatttering) dimensions. Also, ensures that the 2d+1
4210 scheduling format is preserved.
4211 (pbb_strip_mine_profitable_p): Profitability is based on the
4212 iteration number of a given time (scattering) dimension,
4213 and not on a original loop depth dimension.
4214 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
4215 (pbb_do_strip_mine): Call psct_dynamic_dim.
4216 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
4217 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
4218 (pbb_nb_dynamic_scattering_transform): New.
4219 (psct_dynamic_dim): New.
4221 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4223 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4224 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4225 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
4226 * graphite-interchange.c (build_linearized_memory_access): Same.
4227 (memory_stride_in_loop): Same.
4229 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4231 * graphite-dependences.c (pddr_original_scattering): New.
4232 (graphite_legal_transform_dr): Call pddr_original_scattering.
4235 * graphite-dependences.h (dot_deps): Declared.
4236 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
4237 (print_pdr): Print PDR_ID.
4238 * graphite-poly.h (struct poly_dr): Add field id.
4241 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
4243 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4245 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
4246 not delete the original dependence relation.
4248 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4250 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
4251 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
4252 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
4253 (free_poly_ddr): New.
4254 (pddr_is_empty): New.
4255 (dependence_polyhedron_1): Now returns a poly_ddr_p.
4256 (dependence_polyhedron): Same. Remove useless gcc_assert.
4258 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
4259 (graphite_carried_dependence_level_k): Call pddr_is_empty.
4260 * graphite-dependences.h (enum poly_dependence_kind): New.
4261 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
4262 (PDRP_SOURCE): Renamed PDDR_SOURCE.
4263 (PDRP_SINK): Renamed PDDR_SINK.
4264 (PDRP_DDP): Renamed PDDR_DDP.
4266 (free_poly_ddr): Declared.
4267 * graphite-poly.c (new_scop): Use the new hash function names.
4268 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
4269 into original_pddrs.
4270 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
4272 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4274 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4275 bounds with LT_EXPR to make niter analysis more precise on code
4276 generated by Graphite.
4278 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4280 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
4281 (graphite_legal_transform_bb): Same.
4282 (poly_drs_may_alias_p): Same.
4284 2009-08-28 Richard Guenther <rguenther@suse.de>
4286 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
4288 2009-08-28 Jan Beulich <jbeulich@novell.com>
4290 * config/i386/netware.c: Include langhooks.h.
4291 (i386_nlm_encode_section_info): Simplify.
4292 (netware_override_options): Delete.
4293 * config/i386/netware.h (netware_override_options): Delete
4295 (OVERRIDE_OPTIONS): Delete definition.
4296 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4297 (ASM_COMMENT_START): Define.
4298 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
4300 2009-08-28 Jan Beulich <jbeulich@novell.com>
4302 * configure.ac: For in-tree ld, do a plain version check to
4303 determine whether comdat groups are supported.
4304 * configure: Regenerate.
4306 2009-08-28 Olivier Hainque <hainque@adacore.com>
4308 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
4309 always defined. Reflect definition or absence of such for
4310 COLLECT_EXPORT_LIST. Readability helper.
4311 (scanfilter): New enum, to help control what symbols
4312 are to be considered or ignored by scan_prog_file.
4313 (enum pass): Rename as "scanpass", moved together with scanfilter
4314 prior to scan_prog_file's prototype.
4315 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
4316 Group prototype with the scanpass/scanfilter definitions, factorize
4317 head comments for the several implementations at the prototype.
4318 (main): Reorganize the first pass link control to let AIX
4319 drag only the needed frame tables in executables. Prevent
4320 frame tables collection during the scan aimed at static ctors.
4321 Pre-link and scan for frame tables later to compensate.
4322 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
4323 A C statement to issue assembly directives that create a reference
4324 to the given DWARF table identifier label from the current function
4326 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
4327 to differentiate first time section entry. Only emit a .data
4328 tables start identifier label the first time around.
4329 (switch_to_frame_table_section): New function. Helper for
4330 output_call_frame_info to switch possibly BACK into the eh_frame
4331 or the debug_frame section depending on FOR_EH.
4332 (output_call_frame_info): Use helper to first enter the proper
4334 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4335 emit a link to the frame table start label from each function
4337 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4338 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4339 * config/rs6000/rs6000-protos.h: Declare it.
4340 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4342 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4344 * config/sh/sh.c (split_branches): Check the result of
4347 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4349 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4350 using -pthread -fopenmp
4352 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4354 * doc/service.texi (service directory): Update URL.
4356 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4358 PR rtl-optimization/40861
4359 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4360 extract word from a multi-word subreg for negative byte positions.
4362 2009-08-27 Tristan Gingold <gingold@adacore.com>
4363 Douglas B Rupp <rupp@gnat.com>
4365 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4366 (SECTION_VMS_OVERLAY): Define.
4367 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4369 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4371 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4372 common_object declarations.
4373 (ia64_section_type_flags): Set section flag for common_object.
4374 * config/ia64/ia64-protos.h
4375 (ia64_vms_output_aligned_decl_common): Declare.
4376 (ia64_vms_elf_asm_named_section): Declare.
4378 2009-08-27 Michael Matz <matz@suse.de>
4380 * expr.c (expand_expr_real_2): New function taking exploded
4381 unary or binary expression, split out from ...
4382 (expand_expr_real_1): ... here. Move over all unary/binary
4383 switch parts to above function, in particular these codes:
4384 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4385 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4386 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4387 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4388 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4389 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4390 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4391 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4392 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4393 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4394 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4395 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4396 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4397 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4398 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4399 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4400 VEC_PACK_FIX_TRUNC_EXPR.
4401 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4404 2009-08-27 Richard Guenther <rguenther@suse.de>
4406 * gengtype.c (main): Handle uint64_t.
4407 * ipa-utils.c (get_base_var): Indent properly.
4408 * tree-ssa-live.c (debug_scope_block): New function.
4409 * tree-flow.h (debug_scope_block): Declare.
4410 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4411 * basic-block.h (enum profile_status): Rename to
4412 enum profile_status_d.
4413 (x_profile_status): Adjust type.
4415 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4418 * dwarf2out.c (get_context_die): Declare this static function.
4419 (gen_type_die_with_usage): Make sure a DIE is a generated for
4420 the context of a typedef.
4422 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4424 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4427 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4429 * config/mips/mips-protos.h (mips_output_sync): Declare.
4430 (mips_sync_loop_insns): Likewise.
4431 (mips_output_sync_loop): Replace first two parameters with an rtx.
4432 * config/mips/mips.c (mips_multi_member): New structure.
4433 (mips_multi_members): New variable.
4434 (mips_multi_start): New function.
4435 (mips_multi_add): Likewise.
4436 (mips_multi_add_insn): Likewise.
4437 (mips_multi_add_label): Likewise.
4438 (mips_multi_last_index): Likewise.
4439 (mips_multi_copy_insn): Likewise.
4440 (mips_multi_set_operand): Likewise.
4441 (mips_multi_write): Likewise.
4442 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4443 (mips_init_print_operand_punct): Update accordingly.
4444 (mips_start_ll_sc_sync_block): New function.
4445 (mips_end_ll_sc_sync_block): Likewise.
4446 (mips_output_sync): Likewise.
4447 (mips_sync_insn1_template): Likewise.
4448 (mips_sync_insn2_template): Likewise.
4449 (mips_get_sync_operand): Likewise.
4450 (mips_process_sync_loop): Likewise.
4451 (mips_output_sync_loop): Use mips_process_sync_loop.
4452 (mips_sync_loop_insns): New function.
4453 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4454 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4455 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4456 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4457 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4458 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4459 (MIPS_SYNC_OLD_OP_12): Likewise.
4460 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4461 (MIPS_SYNC_NEW_OP_12): Likewise.
4462 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4463 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4464 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4465 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4466 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4467 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4468 * config/mips/mips.md (sync_mem): New attribute.
4469 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4470 (sync_exclusive_mask, sync_required_oldval): Likewise.
4471 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4472 (sync_release_barrier): Likewise.
4473 (length): Handle sync loops.
4474 (sync): Use mips_output_sync.
4475 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4476 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4477 and use mips_output_sync_loop.
4478 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4479 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4480 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4481 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4482 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4483 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4484 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4485 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4486 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4488 2009-08-26 Richard Guenther <rguenther@suse.de>
4491 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4492 the types to not match.
4493 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4495 * tree-ssa.c (useless_type_conversion_p): Conversions to
4496 pointers to unprototyped functions are useless.
4498 2009-08-26 Richard Guenther <rguenther@suse.de>
4500 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4501 whole-program condition, prepare to be called for non-globals.
4502 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4503 params build a representative with known type and track its fields.
4505 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4507 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4508 clearing by a taken branch.
4509 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4510 effectively after bbro pass.
4511 (sync_nand<mode>): Ditto.
4512 (sync_old_<fetchop_name><mode>): Ditto.
4513 (sync_old_nand<mode>): Ditto.
4514 (sync_new_<fetchop_name><mode>): Dito.
4515 (sync_new_nand<mode>): Ditto.
4516 (sync_compare_and_swap<mode>_1): Ditto.
4517 (*sync_compare_and_swap<mode>): Ditto.
4518 (sync_lock_test_and_set<mode>_1): Ditto.
4519 ("sync_lock_test_and_set<mode>): Ditto.
4521 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4523 * hwint.h (HOST_LONG_FORMAT): New macro
4524 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4525 Use HOST_PTR_PRINTF.
4526 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4527 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4528 (HOST_PTR_PRINTF): Document.
4530 2009-08-25 Jan Hubicka <jh@suse.cz>
4532 * config/i386/bmmintrin.h: Replace by #error.
4535 Michael Meissner <michael.meissner@amd.com>
4536 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4537 Tony Linthicum <tony.linthicum@amd.com>
4539 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4540 (TARGET_ROUND): New macro for the round/ptest instructions which
4541 are shared between SSE4.1 and SSE5.
4542 (OPTION_MASK_ISA_ROUND): Ditto.
4543 (OPTION_ISA_ROUND): Ditto.
4544 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4545 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4547 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4548 (-mfused-madd): New switch to give users control over whether the
4549 compiler optimizes to use the multiply/add SSE5 instructions.
4551 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4552 (ix86_handle_option): Turn off 3dnow if -msse5.
4553 (override_options): Add SSE5 support.
4554 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4556 (ix86_expand_sse_movcc): Add SSE5 support.
4557 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4558 vector type to the next largest size.
4559 (ix86_expand_sse5_pack): New function to use pperm to pack a
4560 vector type to the next smallest size.
4561 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4562 (IX86_BUILTIN_FMADDSD): Ditto.
4563 (IX86_BUILTIN_FMADDPS): Ditto.
4564 (IX86_BUILTIN_FMADDPD): Ditto.
4565 (IX86_BUILTIN_FMSUBSS): Ditto.
4566 (IX86_BUILTIN_FMSUBSD): Ditto.
4567 (IX86_BUILTIN_FMSUBPS): Ditto.
4568 (IX86_BUILTIN_FMSUBPD): Ditto.
4569 (IX86_BUILTIN_FNMADDSS): Ditto.
4570 (IX86_BUILTIN_FNMADDSD): Ditto.
4571 (IX86_BUILTIN_FNMADDPS): Ditto.
4572 (IX86_BUILTIN_FNMADDPD): Ditto.
4573 (IX86_BUILTIN_FNMSUBSS): Ditto.
4574 (IX86_BUILTIN_FNMSUBSD): Ditto.
4575 (IX86_BUILTIN_FNMSUBPS): Ditto.
4576 (IX86_BUILTIN_FNMSUBPD): Ditto.
4577 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4578 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4579 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4580 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4581 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4582 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4583 (IX86_BUILTIN_PPERM): Ditto.
4584 (IX86_BUILTIN_PERMPS): Ditto.
4585 (IX86_BUILTIN_PERMPD): Ditto.
4586 (IX86_BUILTIN_PMACSSWW): Ditto.
4587 (IX86_BUILTIN_PMACSWW): Ditto.
4588 (IX86_BUILTIN_PMACSSWD): Ditto.
4589 (IX86_BUILTIN_PMACSWD): Ditto.
4590 (IX86_BUILTIN_PMACSSDD): Ditto.
4591 (IX86_BUILTIN_PMACSDD): Ditto.
4592 (IX86_BUILTIN_PMACSSDQL): Ditto.
4593 (IX86_BUILTIN_PMACSSDQH): Ditto.
4594 (IX86_BUILTIN_PMACSDQL): Ditto.
4595 (IX86_BUILTIN_PMACSDQH): Ditto.
4596 (IX86_BUILTIN_PMADCSSWD): Ditto.
4597 (IX86_BUILTIN_PMADCSWD): Ditto.
4598 (IX86_BUILTIN_PHADDBW): Ditto.
4599 (IX86_BUILTIN_PHADDBD): Ditto.
4600 (IX86_BUILTIN_PHADDBQ): Ditto.
4601 (IX86_BUILTIN_PHADDWD): Ditto.
4602 (IX86_BUILTIN_PHADDWQ): Ditto.
4603 (IX86_BUILTIN_PHADDDQ): Ditto.
4604 (IX86_BUILTIN_PHADDUBW): Ditto.
4605 (IX86_BUILTIN_PHADDUBD): Ditto.
4606 (IX86_BUILTIN_PHADDUBQ): Ditto.
4607 (IX86_BUILTIN_PHADDUWD): Ditto.
4608 (IX86_BUILTIN_PHADDUWQ): Ditto.
4609 (IX86_BUILTIN_PHADDUDQ): Ditto.
4610 (IX86_BUILTIN_PHSUBBW): Ditto.
4611 (IX86_BUILTIN_PHSUBWD): Ditto.
4612 (IX86_BUILTIN_PHSUBDQ): Ditto.
4613 (IX86_BUILTIN_PROTB): Ditto.
4614 (IX86_BUILTIN_PROTW): Ditto.
4615 (IX86_BUILTIN_PROTD): Ditto.
4616 (IX86_BUILTIN_PROTQ): Ditto.
4617 (IX86_BUILTIN_PROTB_IMM): Ditto.
4618 (IX86_BUILTIN_PROTW_IMM): Ditto.
4619 (IX86_BUILTIN_PROTD_IMM): Ditto.
4620 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4621 (IX86_BUILTIN_PSHLB): Ditto.
4622 (IX86_BUILTIN_PSHLW): Ditto.
4623 (IX86_BUILTIN_PSHLD): Ditto.
4624 (IX86_BUILTIN_PSHLQ): Ditto.
4625 (IX86_BUILTIN_PSHAB): Ditto.
4626 (IX86_BUILTIN_PSHAW): Ditto.
4627 (IX86_BUILTIN_PSHAD): Ditto.
4628 (IX86_BUILTIN_PSHAQ): Ditto.
4629 (IX86_BUILTIN_FRCZSS): Ditto.
4630 (IX86_BUILTIN_FRCZSD): Ditto.
4631 (IX86_BUILTIN_FRCZPS): Ditto.
4632 (IX86_BUILTIN_FRCZPD): Ditto.
4633 (IX86_BUILTIN_CVTPH2PS): Ditto.
4634 (IX86_BUILTIN_CVTPS2PH): Ditto.
4635 (IX86_BUILTIN_COMEQSS): Ditto.
4636 (IX86_BUILTIN_COMNESS): Ditto.
4637 (IX86_BUILTIN_COMLTSS): Ditto.
4638 (IX86_BUILTIN_COMLESS): Ditto.
4639 (IX86_BUILTIN_COMGTSS): Ditto.
4640 (IX86_BUILTIN_COMGESS): Ditto.
4641 (IX86_BUILTIN_COMUEQSS): Ditto.
4642 (IX86_BUILTIN_COMUNESS): Ditto.
4643 (IX86_BUILTIN_COMULTSS): Ditto.
4644 (IX86_BUILTIN_COMULESS): Ditto.
4645 (IX86_BUILTIN_COMUGTSS): Ditto.
4646 (IX86_BUILTIN_COMUGESS): Ditto.
4647 (IX86_BUILTIN_COMORDSS): Ditto.
4648 (IX86_BUILTIN_COMUNORDSS): Ditto.
4649 (IX86_BUILTIN_COMFALSESS): Ditto.
4650 (IX86_BUILTIN_COMTRUESS): Ditto.
4651 (IX86_BUILTIN_COMEQSD): Ditto.
4652 (IX86_BUILTIN_COMNESD): Ditto.
4653 (IX86_BUILTIN_COMLTSD): Ditto.
4654 (IX86_BUILTIN_COMLESD): Ditto.
4655 (IX86_BUILTIN_COMGTSD): Ditto.
4656 (IX86_BUILTIN_COMGESD): Ditto.
4657 (IX86_BUILTIN_COMUEQSD): Ditto.
4658 (IX86_BUILTIN_COMUNESD): Ditto.
4659 (IX86_BUILTIN_COMULTSD): Ditto.
4660 (IX86_BUILTIN_COMULESD): Ditto.
4661 (IX86_BUILTIN_COMUGTSD): Ditto.
4662 (IX86_BUILTIN_COMUGESD): Ditto.
4663 (IX86_BUILTIN_COMORDSD): Ditto.
4664 (IX86_BUILTIN_COMUNORDSD): Ditto.
4665 (IX86_BUILTIN_COMFALSESD): Ditto.
4666 (IX86_BUILTIN_COMTRUESD): Ditto.
4667 (IX86_BUILTIN_COMEQPS): Ditto.
4668 (IX86_BUILTIN_COMNEPS): Ditto.
4669 (IX86_BUILTIN_COMLTPS): Ditto.
4670 (IX86_BUILTIN_COMLEPS): Ditto.
4671 (IX86_BUILTIN_COMGTPS): Ditto.
4672 (IX86_BUILTIN_COMGEPS): Ditto.
4673 (IX86_BUILTIN_COMUEQPS): Ditto.
4674 (IX86_BUILTIN_COMUNEPS): Ditto.
4675 (IX86_BUILTIN_COMULTPS): Ditto.
4676 (IX86_BUILTIN_COMULEPS): Ditto.
4677 (IX86_BUILTIN_COMUGTPS): Ditto.
4678 (IX86_BUILTIN_COMUGEPS): Ditto.
4679 (IX86_BUILTIN_COMORDPS): Ditto.
4680 (IX86_BUILTIN_COMUNORDPS): Ditto.
4681 (IX86_BUILTIN_COMFALSEPS): Ditto.
4682 (IX86_BUILTIN_COMTRUEPS): Ditto.
4683 (IX86_BUILTIN_COMEQPD): Ditto.
4684 (IX86_BUILTIN_COMNEPD): Ditto.
4685 (IX86_BUILTIN_COMLTPD): Ditto.
4686 (IX86_BUILTIN_COMLEPD): Ditto.
4687 (IX86_BUILTIN_COMGTPD): Ditto.
4688 (IX86_BUILTIN_COMGEPD): Ditto.
4689 (IX86_BUILTIN_COMUEQPD): Ditto.
4690 (IX86_BUILTIN_COMUNEPD): Ditto.
4691 (IX86_BUILTIN_COMULTPD): Ditto.
4692 (IX86_BUILTIN_COMULEPD): Ditto.
4693 (IX86_BUILTIN_COMUGTPD): Ditto.
4694 (IX86_BUILTIN_COMUGEPD): Ditto.
4695 (IX86_BUILTIN_COMORDPD): Ditto.
4696 (IX86_BUILTIN_COMUNORDPD): Ditto.
4697 (IX86_BUILTIN_COMFALSEPD): Ditto.
4698 (IX86_BUILTIN_COMTRUEPD): Ditto.
4699 (IX86_BUILTIN_PCOMEQUB): Ditto.
4700 (IX86_BUILTIN_PCOMNEUB): Ditto.
4701 (IX86_BUILTIN_PCOMLTUB): Ditto.
4702 (IX86_BUILTIN_PCOMLEUB): Ditto.
4703 (IX86_BUILTIN_PCOMGTUB): Ditto.
4704 (IX86_BUILTIN_PCOMGEUB): Ditto.
4705 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4706 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4707 (IX86_BUILTIN_PCOMEQUW): Ditto.
4708 (IX86_BUILTIN_PCOMNEUW): Ditto.
4709 (IX86_BUILTIN_PCOMLTUW): Ditto.
4710 (IX86_BUILTIN_PCOMLEUW): Ditto.
4711 (IX86_BUILTIN_PCOMGTUW): Ditto.
4712 (IX86_BUILTIN_PCOMGEUW): Ditto.
4713 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4714 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4715 (IX86_BUILTIN_PCOMEQUD): Ditto.
4716 (IX86_BUILTIN_PCOMNEUD): Ditto.
4717 (IX86_BUILTIN_PCOMLTUD): Ditto.
4718 (IX86_BUILTIN_PCOMLEUD): Ditto.
4719 (IX86_BUILTIN_PCOMGTUD): Ditto.
4720 (IX86_BUILTIN_PCOMGEUD): Ditto.
4721 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4722 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4723 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4724 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4725 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4726 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4727 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4728 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4729 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4730 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4731 (IX86_BUILTIN_PCOMEQB): Ditto.
4732 (IX86_BUILTIN_PCOMNEB): Ditto.
4733 (IX86_BUILTIN_PCOMLTB): Ditto.
4734 (IX86_BUILTIN_PCOMLEB): Ditto.
4735 (IX86_BUILTIN_PCOMGTB): Ditto.
4736 (IX86_BUILTIN_PCOMGEB): Ditto.
4737 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4738 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4739 (IX86_BUILTIN_PCOMEQW): Ditto.
4740 (IX86_BUILTIN_PCOMNEW): Ditto.
4741 (IX86_BUILTIN_PCOMLTW): Ditto.
4742 (IX86_BUILTIN_PCOMLEW): Ditto.
4743 (IX86_BUILTIN_PCOMGTW): Ditto.
4744 (IX86_BUILTIN_PCOMGEW): Ditto.
4745 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4746 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4747 (IX86_BUILTIN_PCOMEQD): Ditto.
4748 (IX86_BUILTIN_PCOMNED): Ditto.
4749 (IX86_BUILTIN_PCOMLTD): Ditto.
4750 (IX86_BUILTIN_PCOMLED): Ditto.
4751 (IX86_BUILTIN_PCOMGTD): Ditto.
4752 (IX86_BUILTIN_PCOMGED): Ditto.
4753 (IX86_BUILTIN_PCOMFALSED): Ditto.
4754 (IX86_BUILTIN_PCOMTRUED): Ditto.
4755 (IX86_BUILTIN_PCOMEQQ): Ditto.
4756 (IX86_BUILTIN_PCOMNEQ): Ditto.
4757 (IX86_BUILTIN_PCOMLTQ): Ditto.
4758 (IX86_BUILTIN_PCOMLEQ): Ditto.
4759 (IX86_BUILTIN_PCOMGTQ): Ditto.
4760 (IX86_BUILTIN_PCOMGEQ): Ditto.
4761 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4762 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4763 (enum multi_arg_type): New enum for describing the various SSE5
4764 intrinsic argument types.
4765 (bdesc_multi_arg): New table for SSE5 intrinsics.
4766 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4767 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4769 (ix86_expand_builtin): Add SSE5 intrinsic support.
4770 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4771 operand instructions.
4772 (ix86_expand_sse5_multiple_memory): New function to split the
4773 second memory reference from SSE5 instructions.
4774 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4775 (ix86_return_pops_args): Use stdarg_p to determine if the function
4776 has variable arguments.
4777 (ix86_setup_incoming_varargs): Ditto.
4778 (x86_this_parameter): Ditto.
4780 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4782 (ix86_expand_sse5_pack): Ditto.
4783 (ix86_sse5_valid_op_p): Ditto.
4784 (ix86_expand_sse5_multiple_memory): Ditto.
4786 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4787 constant for SSE5 support.
4788 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4789 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4790 (UNSPEC_SSE5_PERMUTE): Ditto.
4791 (UNSPEC_SSE5_ASHIFT): Ditto.
4792 (UNSPEC_SSE5_LSHIFT): Ditto.
4793 (UNSPEC_FRCZ): Ditto.
4794 (UNSPEC_CVTPH2PS): Ditto.
4795 (UNSPEC_CVTPS2PH): Ditto.
4796 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4798 (COM_FALSE_S): Ditto.
4799 (COM_FALSE_P): Ditto.
4800 (COM_TRUE_S): Ditto.
4801 (COM_TRUE_P): Ditto.
4802 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4803 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4805 (memory attribute): Ditto.
4806 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4807 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4808 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4809 (floor<mode>2): Ditto.
4810 (ceil<mode>2): Ditto.
4811 (btrunc<mode>2): Ditto.
4812 (nearbyintdf2): Ditto.
4813 (nearbyintsf2): Ditto.
4814 (sse_setccsf): Disable if SSE5.
4815 (sse_setccdf): Ditto.
4816 (sse5_setcc<mode>): New support for SSE5 conditional move.
4817 (sse5_pcmov_<mode>): Ditto.
4819 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4821 (SSEMODEF2P): Ditto.
4822 (ssemodesuffixf4): New mode attribute for SSE5.
4823 (ssemodesuffixf2s): Ditto.
4824 (ssemodesuffixf2c): Ditto.
4825 (sserotatemax): Ditto.
4826 (ssescalarmode): Ditto.
4827 (sse_maskcmpv4sf3): Disable if SSE5.
4828 (sse_maskcmpv2df3): Ditto.
4829 (sse_vmmaskcmpv4sf3): Ditto.
4830 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4831 (sse5_vmfmadd<mode>4): Ditto.
4832 (sse5_fmsub<mode>4): Ditto.
4833 (sse5_vmfmsub<mode>4): Ditto.
4834 (sse5_fnmadd<mode>4): Ditto.
4835 (sse5_vmfnmadd<mode>4): Ditto.
4836 (sse5_fnmsub<mode>4): Ditto.
4837 (sse5_vmfnmsub<mode>4): Ditto.
4838 (sse5i_fmadd<mode>4): Ditto.
4839 (sse5i_fmsub<mode>4): Ditto.
4840 (sse5i_fnmadd<mode>4): Ditto.
4841 (sse5i_fnmsub<mode>4): Ditto.
4842 (sse5i_vmfmadd<mode>4): Ditto.
4843 (sse5i_vmfmsub<mode>4): Ditto.
4844 (sse5i_vmfnmadd<mode>4): Ditto.
4845 (sse5i_vmfnmsub<mode>4): Ditto.
4846 (mulv16qi3): Add SSE5 support.
4848 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4849 (sse2_mulv4si3): Disable if SSE5.
4850 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4851 (sse4_1_roundps): Ditto.
4852 (sse4_1_roundsd): Ditto.
4853 (sse4_1_roundss): Ditto.
4854 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4856 (sse_maskcmpsf3): Ditto.
4857 (sse_vmmaskcmpv4sf3): Ditto.
4858 (sse2_maskcmpv2df3): Ditto.
4859 (sse2_maskcmpdf3): Ditto.
4860 (sse2_vmmaskcmpv2df3): Ditto.
4861 (sse2_eq<mode>3): Ditto.
4862 (sse2_gt<mode>3): Ditto.
4863 (sse5_pcmov_<mode>): Add SSE5 support.
4864 (vec_unpacku_hi_v16qi): Ditto.
4865 (vec_unpacks_hi_v16qi): Ditto.
4866 (vec_unpacku_lo_v16qi): Ditto.
4867 (vec_unpacks_lo_v16qi): Ditto.
4868 (vec_unpacku_hi_v8hi): Ditto.
4869 (vec_unpacks_hi_v8hi): Ditto.
4870 (vec_unpacku_lo_v8hi): Ditto.
4871 (vec_unpacks_lo_v8hi): Ditto.
4872 (vec_unpacku_hi_v4si): Ditto.
4873 (vec_unpacks_hi_v4si): Ditto.
4874 (vec_unpacku_lo_v4si): Ditto.
4875 (vec_unpacks_lo_v4si): Ditto.
4876 (sse5_pmacsww): New SSE5 intrinsic insn.
4877 (sse5_pmacssww): Ditto.
4878 (sse5_pmacsdd): Ditto.
4879 (sse5_pmacssdd): Ditto.
4880 (sse5_pmacssdql): Ditto.
4881 (sse5_pmacssdqh): Ditto.
4882 (sse5_pmacsdqh): Ditto.
4883 (sse5_pmacsswd): Ditto.
4884 (sse5_pmacswd): Ditto.
4885 (sse5_pmadcsswd): Ditto.
4886 (sse5_pmadcswd): Ditto.
4887 (sse5_pcmov_<move>): Conditional move support on SSE5.
4888 (sse5_phaddbw): New SSE5 intrinsic insn.
4889 (sse5_phaddbd): Ditto.
4890 (sse5_phaddbq): Ditto.
4891 (sse5_phaddwd): Ditto.
4892 (sse5_phaddwq): Ditto.
4893 (sse5_phadddq): Ditto.
4894 (sse5_phaddubw): Ditto.
4895 (sse5_phaddubd): Ditto.
4896 (sse5_phaddubq): Ditto.
4897 (sse5_phadduwd): Ditto.
4898 (sse5_phadduwq): Ditto.
4899 (sse5_phaddudq): Ditto.
4900 (sse5_phsubbw): Ditto.
4901 (sse5_phsubwd): Ditto.
4902 (sse5_phsubdq): Ditto.
4903 (sse5_pperm): Ditto.
4904 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4905 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4906 (sse5_pperm_sign_v8hi_v4si): Ditto.
4907 (sse5_pperm_zero_v8hi_v4si): Ditto.
4908 (sse5_pperm_sign_v4si_v2di): Ditto.
4909 (sse5_pperm_sign_v4si_v2di): Ditto.
4910 (sse5_pperm_pack_v2di_v4si): Ditto.
4911 (sse5_pperm_pack_v4si_v8hi): Ditto.
4912 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4913 (sse5_perm<mode>): New SSE5 intrinsic insn.
4914 (rotl<mode>3): Ditto.
4915 (sse5_rotl<mode>3): Ditto.
4916 (sse5_ashl<mode>3): Ditto.
4917 (sse5_lshl<mode>3): Ditto.
4918 (sse5_frcz<mode>2): Ditto.
4919 (sse5s_frcz<mode>2): Ditto.
4920 (sse5_cvtph2ps): Ditto.
4921 (sse5_cvtps2ph): Ditto.
4922 (sse5_vmmaskcmp<mode>3): Ditto.
4923 (sse5_com_tf<mode>3): Ditto.
4924 (sse5_maskcmp<mode>3): Ditto.
4925 (sse5_maskcmp_uns<mode>3): Ditto.
4926 (sse5_maskcmp_uns2<mode>3): Ditto.
4927 (sse5_pcom_tf<mode>3): Ditto.
4929 * config/i386/predicates.md (sse5_comparison_float_operator):
4930 New predicate to match the comparison operators supported by
4931 the SSE5 com instruction.
4932 (ix86_comparison_int_operator): New predicate to match just the
4933 signed int comparisons.
4934 (ix86_comparison_uns_operator): New predicate to match just the
4935 unsigned int comparisons.
4937 * doc/invoke.texi (-msse5): Add documentation.
4938 (-mfused-madd): Ditto.
4940 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4942 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4944 (x86_64-*-*): Ditto.
4946 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4948 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4949 intrinisics for SSE5.
4951 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4954 * config/i386/mmintrin-common.h: New file, to contain common
4955 instructions between SSE4.1 and SSE5.
4957 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4958 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4959 (gen_regparm_prefix): Ditto.
4961 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4962 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4963 prototype_p to determine if a function is prototyped.
4965 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4967 * c-common.c (c_common_reswords) add the alignof keyword,
4968 with same RID as __alignof and __alignof__
4970 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4972 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4973 * hooks.c (hook_bool_const_int_const_int_true): New function.
4974 * target.h (struct gcc_target): Add can_eliminate field.
4975 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4976 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4977 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4978 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4979 (elim_table): Revise comment.
4980 * system.h (CAN_ELIMINATE): Poison.
4981 * defaults.h (CAN_ELIMINATE): Remove.
4982 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4984 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4985 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4987 (alpha_vms_can_eliminate): Declare as static, change return type to
4989 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4991 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4992 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4993 (arm_can_eliminate): New function.
4995 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4996 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4997 (avr_can_eliminate): Declare as static.
4998 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
5000 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
5001 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
5002 (bfin_can_eliminate): New function.
5004 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
5005 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
5006 (crx_can_eliminate): New function.
5008 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
5009 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
5010 (fr30_can_eliminate): New function.
5012 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
5013 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
5014 (frv_can_eliminate): New function.
5016 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
5017 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
5018 (h8300_can_eliminate): New function.
5020 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
5021 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
5022 (i386_can_eliminate): Declare as static, change return type to bool.
5023 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
5025 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
5026 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
5027 (ia64_can_eliminate): New function.
5029 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
5030 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
5031 (iq2000_can_eliminate): New function.
5033 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
5034 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
5035 (m32r_can_eliminate): New function.
5037 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
5038 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
5039 (m68hc11_can_eliminate): New function.
5041 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
5042 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
5043 (m68k_can_eliminate): New function.
5045 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
5046 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
5047 (mep_can_eliminate): New function.
5049 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
5050 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
5051 (mips_can_eliminate): New function.
5053 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
5054 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
5055 (rs6000_can_eliminate): New function.
5057 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
5058 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
5059 (s390_can_eliminate): Declare as static.
5060 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
5062 * config/score/score.h (CAN_ELIMINATE): Remove macro.
5063 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
5064 (score_can_eliminate): New function.
5066 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
5067 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
5068 (sparc_can_eliminate): Declare as static.
5069 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
5071 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
5072 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
5073 (xstormy16_can_eliminate): New function.
5075 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
5076 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
5077 (v850_can_eliminate): New function.
5079 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
5081 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
5082 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
5083 (*movdfcc_ext[1234]): Disable for IEEE mode.
5085 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
5087 * gimplify.c (prepare_gimple_addressable): New static function.
5088 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
5090 (gimplify_addr_expr): Invoke it similarly on the operand instead of
5091 manually fiddling with it.
5093 2009-08-25 Michael Matz <matz@suse.de>
5095 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
5096 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
5098 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
5099 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
5100 (do_jump): Split out code for simple binary comparisons into ...
5101 (do_jump_1): ... this, taking the individual operands and code.
5102 Change callers to helper function above accordingly.
5103 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
5106 2009-08-25 Michael Matz <matz@suse.de>
5108 * expr.h (struct separate_ops, sepops): New type for passing
5109 around an exploded simple expression.
5110 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
5111 Use this structure instead of expression tree.
5112 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
5113 expression, only its type.
5114 (expand_vec_cond_expr): Take type and individual operands instead
5116 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
5117 expand_vec_shift_expr): Change prototype accordingly.
5118 * tree-vect-stmts.c (vectorizable_condition): Change call of
5119 expand_vec_cond_expr_p to pass only type.
5120 * expr.c (do_store_flags): Change prototype and implementation
5121 to take an exploded expression.
5122 (expand_expr_real_1): New local ops initialized with details
5123 of the full expression. Use it instead of full
5124 expression in calls to do_store_flags, expand_vec_cond_expr,
5125 expand_widen_pattern_expr and expand_vec_shift_expr.
5127 2009-08-25 Michael Matz <matz@suse.de>
5129 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
5130 treeop2 initialized with first three operands of the full expression.
5131 Substitute all TREE_OPERAND (exp, [012]) calls with them.
5133 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
5135 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
5136 (__gthread_objc_condition_allocate): Mark arguments as unused.
5137 (__gthread_objc_condition_deallocate): Likewise.
5138 (__gthread_objc_condition_wait): Likewise.
5139 (__gthread_objc_condition_broadcast): Likewise.
5140 (__gthread_objc_condition_signal): Likewise.
5141 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
5142 (__gthread_objc_thread_id): Likewise.
5144 2009-08-25 Janus Weil <janus@gcc.gnu.org>
5147 * tree-pretty-print.c (print_call_name): Print the correct call name
5148 for procedure pointer components.
5150 2009-08-24 Steve Ellcey <sje@cup.hp.com>
5152 * config/ia64/ia64.c (ia64_promote_function_mode): Call
5153 default_promote_function_mode when not VMS.
5155 2009-08-24 Olivier Hainque <hainque@adacore.com>
5157 * convert.c (convert_to_integer): Don't assume an input pointer is
5158 POINTER_SIZE wide. Fetch from the type instead.
5160 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5162 * configure.ac (AC_PREREQ): Bump to 2.64.
5164 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
5166 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
5167 (process_command): Don't search standard_exec_prefix_1 and
5168 standard_exec_prefix_2.
5170 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5172 * config/arm/arm.c (output_return_instruction): Handle for
5175 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5177 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
5179 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5181 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
5182 (*arm_movdf_vfp): Likewise.
5184 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5186 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
5187 (vashr<mode>3): Rename from ashr<mode>3.
5188 (vlshr<mode>3): Rename from lshr<mode>3.
5190 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
5193 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
5194 (check_format_info_main): Use scalar_identify_flag.
5195 (check_format_types): Check for scalar size identity if
5196 scalar_identify_flag is set.
5197 (printf_length_specs): Extend by new field.
5198 (asm_fprintf_length_specs): Likewise.
5199 (gcc_diag_length_specs): Likewise.
5200 (scanf_length_specs): Likewise.
5201 (strfmon_length_specs): Likewise.
5202 (gcc_gfc_length_specs): Likewise.
5203 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
5204 (ms_printf_flag_specs): Likewise.
5205 * c-format.h (format_length_info): Add new member scalar_identity_flag.
5207 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
5210 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
5211 (*call_value_pop_1): Ditto.
5212 (*sibcall_pop_1): New insn pattern.
5213 (*sibcall_value_pop_1): Ditto.
5215 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5218 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
5221 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5224 * fwprop.c (try_fwprop_subst): Allow multiple sets.
5225 (get_reg_use_in): New function.
5226 (forward_propagate_subreg): Propagate through subreg of zero_extend
5229 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
5231 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
5232 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5234 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5236 * configure.ac: Remove --with-datarootdir, --with-docdir,
5237 --with-htmldir switches. No need to call AC_SUBST for
5238 datarootdir, docdir, htmldir any more.
5239 * configure: Regenerate.
5240 * doc/install.texi (Configuration): Document --datarootdir,
5241 --docdir, --htmldir, --pdfdir; update documentation for
5242 --infodir, --mandir.
5243 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
5246 * aclocal.m4: Regenerate.
5247 * config.in: Regenerate.
5248 * configure: Regenerate.
5250 2009-08-21 Douglas B Rupp <rupp@gnat.com>
5251 Olivier Hainque <hainque@adacore.com>
5253 * config/ia64/ia64.c: Include libfuncs.h.
5254 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
5255 (ia64_expand_call): Use reg 25 on VMS.
5256 (ia64_initialize_trampoline): Fix for VMS ABI.
5257 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
5258 (ia64_function_arg): Initialize reg 25 on VMS.
5259 Fix OpenVMS ABI issues for varargs.
5260 For OpenVMS, emit the Argument Information register set in the
5261 incoming/sibcall case as well.
5262 (ia64_arg_type): New function.
5263 (ia64_function_arg_advance): Keep track of cum->words.
5264 Fix OpenVMS ABI issues for varargs.
5265 (ia64_function_value): On VMS, promote mode of non-aggregate types.
5266 (ia64_override_options): Set flag_no_common on VMS.
5267 (ia64_init_builtins): Disable FWRITE builtin.
5268 (ia64_asm_output_external): Call DO_CRTL_NAMES.
5269 (ia64_vms_init_libfuncs): Add decc$ routines.
5270 (ia64_vms_valid_pointer_mode): New function.
5271 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
5272 (ia64_promote_function_mode): New function
5273 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
5274 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
5275 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5276 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
5277 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
5278 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
5279 Suppress trailing '#' if VALUE is numeric.
5280 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
5281 ia64_promote_function_mode.
5282 (TARGET_VALID_POINTER_MODE): Define.
5284 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5287 * config/rs6000/rs6000.c (rs6000_override_options): Use
5288 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
5291 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
5292 reporting of vector + decimal/boolean/complex error.
5294 2009-08-21 Jakub Jelinek <jakub@redhat.com>
5296 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
5297 __vector double TYPE_DECL.
5299 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
5301 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
5302 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5303 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
5304 to pointer to enum machine_mode. Update all callers as needed.
5306 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
5308 * config/alpha/alpha.md (exception_receiver): Emit alternative
5309 GP load sequence if flag_reorder_blocks_and_partition is set.
5310 (*exception_receiver_2): Also enable when
5311 flag_reorder_blocks_and_partition is set.
5313 2009-08-20 Matt Rice <ratmice@gmail.com>
5314 Diego Novillo <dnovillo@google.com>
5316 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
5319 2009-08-20 Richard Guenther <rguenther@suse.de>
5321 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
5322 * c-tree.h (c_dup_lang_specific_decl): Remove.
5323 (struct lang_decl, struct lang_type): Move definitions ...
5324 * c-lang.h: ... here. New file.
5325 * c-decl.c: Include c-lang.h.
5326 (c_dup_lang_specific_decl): Remove.
5327 * c-typeck.c: Include c-lang.h.
5328 * Makefile.in (c-decl.o): Add c-lang.h dependency.
5329 (c-typeck.o): Likewise.
5330 * c-config-lang.in (gtfiles): Add c-lang.h.
5331 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5334 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5336 * config/alpha/alpha.c (alpha_end_function): Do not clear
5337 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5338 this is now handled in generic code.
5340 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5342 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5343 (s390_z10_fix_long_loop_prediction): New function.
5344 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5345 (s390_reorg): Walk over the INSNs and invoke
5346 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5348 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5350 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5351 "*brx_64bit", "*brx_31bit"): New patterns.
5352 * config/s390/s390.c ('E'): New output modifier.
5354 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5355 Richard Earnshaw <richard.earnshaw@arm.com>
5357 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5358 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5360 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5362 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5364 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5365 for mode mode of operand0 when doing secondary reload for SAR.
5367 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5370 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5371 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5373 2009-08-19 Jason Merrill <jason@redhat.com>
5375 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5376 supported template depth in C++0x.
5378 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5380 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5381 free_after_compilation.
5382 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5383 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5384 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5385 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5386 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5387 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5388 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5390 2009-08-19 Ian Lance Taylor <iant@google.com>
5392 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5393 of (plus (mult (neg B) C) A).
5395 2009-08-18 Michael Matz <matz@suse.de>
5397 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5398 instead of comparing TYPE_MAIN_VARIANT for equality.
5399 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5400 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5401 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5402 * gimplify.c (goa_lhs_expr_p): Ditto and use
5403 STRIP_USELESS_TYPE_CONVERSION.
5405 2009-08-18 Michael Matz <matz@suse.de>
5407 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5408 first field in a struct.
5409 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5411 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5413 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5414 locators before emit_insn is called. Remove assert that
5416 (alpha_end_function): Clear crtl->emit structure and free insn
5417 locators if cfun->is_thunk is true.
5419 2009-08-18 Jason Merrill <jason@redhat.com>
5421 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5423 * configure.ac: Test for it.
5424 * configure, config.in: Regenerate.
5425 * doc/install.texi: Document --enable-gnu-unique-object.
5427 2009-08-18 Richard Guenther <rguenther@suse.de>
5430 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5431 pow(x,y*z) only if x is nonnegative.
5433 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5435 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5439 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5440 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5442 2009-08-17 DJ Delorie <dj@redhat.com>
5444 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5445 * config/m32c/prologue.md (epilogue_freit): New.
5447 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5448 (bank_switch_p): Likewise.
5449 (fast_interrupt_p): Likewise.
5450 (interrupt_p): Likewise.
5451 (m32c_conditional_register_usage): Round memregs size up.
5452 (need_to_save): We only need to save $a0 when we use ENTER.
5453 (interrupt_p): Check for fast_interrupt too.
5454 (bank_switch_p): New.
5455 (fast_interrupt_p): New.
5456 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5457 (m32c_emit_prolog): Support bank switching and fast interrupts.
5458 * doc/extend.texi (Function Attributes): Add bank_switch and
5461 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5463 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5464 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5466 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5468 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5469 (menu): Add IA-64/VMS Options.
5470 (IA-64/VMS Options): Likewise.
5472 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5475 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5477 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5479 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5480 (mips_pop_asm_switch): Likewise.
5481 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5483 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5484 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5485 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5486 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5487 instead of set_noreorder.
5488 (mips_output_function_prologue): Use the new functions.
5489 (mips_output_function_epilogue): Likewise.
5490 (mips_need_noat_wrapper_p): New function, split out from...
5491 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5492 Use mips_push_asm_switch and mips_pop_asm_switch.
5493 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5494 and mips_pop_asm_switch.
5495 (ASM_OUTPUT_REG_POP): Likewise.
5496 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5497 Use mips_pop_asm_switch.
5498 (mips_asm_switch): New structure.
5499 (set_noreorder, set_nomacro): Replace with...
5500 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5501 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5502 instead of set_nomacro.
5503 (fix_truncsfsi2_macro): Likewise.
5504 (cprestore): Likewise.
5505 (hazard): Use mips_noreorder instead of set_noreorder.
5506 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5508 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5510 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5511 from prev_active_insn.
5513 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5515 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5516 * config/avr/avr.c (avr_override_options): Initialize
5517 avr_current_arch variable.
5518 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5519 __AVR_HAVE_16BIT_SP__ according to the device type.
5520 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5522 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5523 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5525 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5528 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5529 generating inlined subroutine die only. We shouldn't be
5530 called for anything else.
5531 (gen_block_die): Don't generate inline subroutine debug info for
5534 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5536 * graphite-poly.c (print_pbb): Print PBB index.
5538 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5541 * graphite-interchange.c (ppl_max_for_le): Moved...
5542 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5543 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5544 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5545 * graphite-ppl.h (ppl_max_for_le): Declared.
5547 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5549 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5550 supported on all platforms.
5551 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5552 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5553 * c-pragma.c: Likewise.
5554 * target-def.h (TARGET_INITIALIZER): Remove
5555 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5556 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5558 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5560 * config/ia64/fde-vms.c: New file.
5561 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5562 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5563 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5564 (uw_frame_state_for): Only register a personality routine if it is
5565 known to be compatible with our expectations.
5566 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5567 Declare unw_table_entry stack variable and
5568 mod all calls to _Unwind_FindTableEntry to add arg.
5569 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5570 (_Unwind_FindTableEntry): Add arg to prototype.
5572 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5574 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5575 field 'signal_pfs_loc'.
5576 (uw_frame_state_for): Remove duplicate code dealing with leaf
5577 procedures without unwind info.
5578 If in the frame after unwinding through a signal handler, restore
5579 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5580 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5581 'pfs_loc' to the AR.PFS location in the signal context; instead
5582 set 'signal_pfs_loc'.
5583 Manually generate the unwind info for the AR.PFS register.
5584 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5585 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5586 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5587 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5588 instead set 'signal_pfs_loc'.
5589 Remove code preventing the AR.PFS register from being restored
5590 from the signal context.
5592 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5593 Tristan Gingold <gingold@adacore.com>
5595 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5596 * config/ia64/t-vms: New file.
5597 * config/ia64/vms64.h: New file.
5598 * config/ia64/vms.h: New file.
5599 * config/ia64/vms-crtinit.asm: New file.
5600 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5601 * config/ia64/vms-unwind.h: New file.
5603 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5605 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5608 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5611 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5613 * real.h (do_mpc_arg2): ... here.
5614 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5617 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5619 * final.c (add_debug_prefix_map): Don't use GC memory for
5620 old_prefix and new_prefix.
5622 2009-08-14 Richard Guenther <rguenther@suse.de>
5624 * ipa-prop.c (compute_complex_pass_through): If we cannot
5625 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5627 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5629 * c-lex.c (c_lex_with_flags): Increase size of local variable
5630 to avoid memory clobber.
5632 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5635 * config/i386/i386.c (ix86_fp_comparison_strategy):
5636 Only enable/disable sahf at function granularity.
5638 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5640 PR rtl-optimization/41064
5641 * reload1.c (reload_as_needed): Don't call extract_insn
5642 for known invalid replacements after calling
5643 validate_replace_rtx_group and verify_changes.
5645 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5648 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5649 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5650 ix86_expand_fp_vcond.
5651 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5652 Assert that operation is supported by ix86_expand_int_vcond.
5653 (vcondu<SSEMODE124C8:mode>): Ditto.
5655 2009-08-13 DJ Delorie <dj@redhat.com>
5657 * config/i386/djgpp-stdint.h: New.
5658 * config.gcc (djgpp): Use it.
5660 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5662 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5663 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5665 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5667 * tree-ssa-loop-prefetch.c
5668 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5669 for long-stride pruning.
5670 (compute_miss_rate): New function to compute the probability
5671 that two memory references access different cache lines.
5673 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5675 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5677 2009-08-13 Richard Guenther <rguenther@suse.de>
5680 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5681 use the constant pointer type.
5682 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5683 of CV qualifiers on the target pointer type.
5684 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5685 conversion check before restrict check.
5687 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5690 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5692 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5694 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5696 2009-08-12 Richard Guenther <rguenther@suse.de>
5698 PR tree-optimization/41011
5699 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5700 and reference constructing.
5702 2009-08-12 Xinliang David Li <davidxl@google.com>
5704 PR tree-optimization/41012
5705 * tree-flow.h : New external interface.
5706 * gimple-low.c (check_call_arg): Change to public function.
5707 Remove argument mismatch check in lowering.
5708 * tree-inline.h (tree_can_inline_p): Interface change.
5709 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5711 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5712 Call change to tree_can_inline_p function.
5713 (cgraph_decide_inlining_incrementally): Ditto.
5715 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5717 PR tree-optimization/41031
5718 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5719 on the partition variable rather than promote_mode on the source
5720 type. Assert that the partition variable's type has the same
5721 mode as the source value's.
5723 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5725 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5726 for for_return == 2.
5727 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5729 * calls.c (expand_call): Fix typo.
5730 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5732 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5734 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5735 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5736 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5737 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5739 2009-08-12 Andrew Haley <aph@redhat.com>
5741 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5743 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5746 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5748 2009-08-12 Richard Guenther <rguenther@suse.de>
5750 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5751 * gimplify.c (gimplify_modify_expr): Do not use
5752 lang_hooks.types_compatible_p.
5753 * tree-ssa.c (useless_type_conversion_p): For aggregates
5754 just return false if the canonical types differ.
5756 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5759 * sese.c (convert_for_phi_arg): New.
5760 (add_guard_exit_phis): Use convert_for_phi_arg.
5762 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5764 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5765 unknown subscript upper bounds.
5767 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5768 Pranav Garg <pranav.garg2107@gmail.com>
5770 * graphite-interchange.c (gather_access_strides): Removed.
5771 (ppl_max_for_le): New.
5772 (build_linearized_memory_access): New.
5773 (memory_stride_in_loop): New.
5774 (pbb_interchange_profitable_p): Reimplemented.
5775 * graphite-ppl.h (ppl_new_id_map): New.
5776 (ppl_interchange): New.
5778 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5780 * graphite-interchange.c (compute_subscript): Removed.
5781 (compute_array_size_cstr): Removed.
5782 (compute_array_size_poly): Removed.
5783 (compute_array_size): Removed.
5784 (gather_access_strides_poly): Removed.
5785 (gather_access_strides): Empty.
5787 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5789 * graphite-dependences.c (dependence_polyhedron_1): Replace
5790 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5791 (graphite_legal_transform_dr): Same.
5792 (graphite_carried_dependence_level_k): Same.
5793 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5794 Initialize PDR_NB_SUBSCRIPTS.
5795 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5797 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5798 (PDR_NB_SUBSCRIPTS): New.
5799 (pdr_nb_subscripts): Removed.
5800 (pdr_dim): Simplified.
5801 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5802 with PDR_NB_SUBSCRIPTS.
5804 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5806 * graphite-interchange.c (compute_array_size): Remove use of
5808 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5809 Do not initialize PDR_DATA_CONTAINER.
5810 (print_pdr): Do not print PDR_DATA_CONTAINER.
5811 * graphite-poly.h (struct poly_dr): Remove data_container field.
5812 (PDR_DATA_CONTAINER): Removed.
5813 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5815 (build_poly_dr): Same.
5817 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5818 Sebastian Pop <sebastian.pop@amd.com>
5820 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5821 copy of the dependence polyhedron. Free the temporary objects.
5822 (graphite_carried_dependence_level_k): Free unused objects before
5825 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5827 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5828 Early return without analyzing the data dependences if no
5829 transform has been done. Call restore_scattering if the transform
5831 (graphite-interchange.c): Same.
5832 * graphite-poly.c (print_scattering_function): Test for
5834 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5835 (apply_poly_transforms): Do not gcc_assert that
5836 the transform is legal.
5837 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5838 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5839 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5840 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5841 * graphite-poly.h (struct poly_scattering): New.
5842 (struct poly_bb): Add original, transformed, and saved fields.
5843 Remove transformed_scattering, original_scattering,
5844 nb_local_variables and nb_scattering_transform fields.
5845 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5846 (poly_scattering_new): New.
5847 (poly_scattering_free): New.
5848 (poly_scattering_copy): New.
5849 (store_scattering_pbb): New.
5850 (store_scattering): New.
5851 (restore_scattering_pbb): New.
5852 (restore_scattering): New.
5853 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5854 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5856 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5858 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5861 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5863 * Makefile.in (graphite.o): Depends on PREDICT_H.
5864 * graphite.c: Include predict.h.
5865 (graphite_finalize): Call tree_estimate_probability.
5866 * predict.c (predict_loops): Do not call scev_initialize and
5868 (tree_estimate_probability_bb): New.
5869 (tree_estimate_probability): Do not initialize loops: move that
5870 code to the driver. Call tree_estimate_probability_bb.
5871 (tree_estimate_probability_driver): New.
5872 (pass_profile): Use tree_estimate_probability_driver.
5873 * predict.h (tree_estimate_probability): Declared.
5875 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5877 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5878 * graphite-dependences.c (graphite_legal_transform): Add time to
5879 TV_GRAPHITE_DATA_DEPS.
5880 (dependency_between_pbbs_p): Same.
5881 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5883 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5885 PR rtl-optimization/41033
5886 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5887 aliasing is disabled.
5889 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5891 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5892 si_mask_operand, and_load_operand, low_bitmask_operand,
5893 and_reg_operand, and_operand): New predicates.
5894 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5895 * config/mips/mips.c (and_operands_ok): New function.
5896 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5897 * config/mips/mips.md (move_type): Add ext_ins and logical.
5898 (type): Handle them.
5899 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5900 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5901 shift_shift. Remove commutative constraint modifier.
5902 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5904 (*clear_upper32_dext): Remove define_insn_and_split.
5905 (*clear_upper32): Turn this define_insn_and_split ...
5906 (splitter for ANDing register with 0xffff_ffff): .. into this.
5908 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5910 * combine.c (try_widen_shift_mode): Factor out code to check if an
5911 integer constant is a low-order bitmask from here ...
5912 * rtlanal.c (low_bitmask_len): ... to here.
5913 * rtl.h (low_bitmask_len): Declare.
5915 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5918 * config/alpha/alpha.md (addsi3): Remove expander.
5919 (addsi3): Rename from *addsi3_internal insn pattern.
5920 (subsi3): Remove expander.
5921 (subsi3): Rename from *subsi3_internal insn pattern.
5923 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5925 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5928 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5929 Eric Botcazou <botcazou@adacore.com>
5930 Douglas B Rupp <rupp@gnat.com>
5932 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5933 that records that fit in 64 bits are returned by immediate value,
5934 as required by OpenVMS Calling Standard.
5935 (function_value): Adjust for above modification.
5936 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5937 virtual_incoming_args_rtx as base object, not next_arg.
5938 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5940 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5942 * reload.c (find_reloads_subreg_address): Check the original
5943 req_equiv_mem address to detect the case where an address is
5944 not valid in the outer mode.
5946 2009-08-11 Richard Guenther <rguenther@suse.de>
5949 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5951 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5953 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5954 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5956 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5957 Douglas B Rupp <rupp@gnat.com>
5959 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5960 PT_STACK when frame_pointer_needed on OpenVMS.
5961 (alpha_pv_save_size, alpha_using_fp): Remove.
5962 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5963 with proper processing for PT_NULL.
5964 (alpha_vms_initial_elimination_offset): New function. Support for
5965 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5966 (alpha_sa_size): Force procedure type to PT_STACK when
5967 frame_pointer_needed on OpenVMS.
5968 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5969 (alpha_using_fp): Likewise.
5970 (alpha_vms_can_eliminate): Add prototype.
5971 (alpha_vms_initial_elimination_offset): Likewise.
5972 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5973 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5975 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5976 Douglas B Rupp <rupp@gnat.com>
5978 * config/alpha/alpha.c (common_object_handler): New function.
5979 (vms_attribute_table): Declare a single attribute "common_object".
5980 (vms_output_aligned_decl_common): New global function.
5981 (SECTION_VMS_OVERLAY): Delete.
5982 (SECTION_VMS_GLOBAL): Likewise.
5983 (SECTION_VMS_INITIALIZE): Likewise.
5984 (vms_asm_named_section): Remove support for above flags.
5985 (vms_section_type_flags): Delete.
5986 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5987 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5988 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5989 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5991 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5994 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5995 (sub_ddmmss): Likewise.
5997 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
6000 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
6003 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6006 * reload1.c (reload_as_needed): Use cancel_changes to completely
6007 undo a failed replacement attempt.
6009 2009-08-10 Richard Guenther <rguenther@suse.de>
6012 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
6013 (useless_type_conversion_p): ... here. Require pointer targets
6016 2009-08-10 Dodji Seketeli <dodji@redhat.com>
6019 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
6020 loose the original type of the statement list.
6022 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6024 * config/alpha/alpha.c: Include libfuncs.h
6025 (avms_asm_output_extern): New function.
6026 (alpha_init_libfuncs): Init some decc libfuncs.
6027 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
6028 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
6029 (DO_CRTL_NAMES): Define.
6031 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
6032 (LONG_TYPE_SIZE): Define.
6033 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
6034 (SUBTARGET_SWITCHES): Define malloc64 switch.
6035 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
6036 (MASK_RETURN_ADDR): Define.
6037 doc/invoke.texi (mmalloc64): Document switch.
6039 2009-08-09 Olivier Hainque <hainque@adacore.com>
6040 Douglas B Rupp <rupp@gnat.com>
6042 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
6043 uses_condition_handler.
6044 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
6045 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
6046 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
6047 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
6048 (code_for_builtin): New insn codes for the new alpha_builtins.
6049 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
6050 (alpha_sa_size): Account for uses_condition_handler.
6051 (alpha_expand_prologue): Likewise.
6052 (alpha_start_function): Likewise.
6053 (alpha_expand_epilogue): Likewise.
6054 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
6055 establish/revert expanders.
6056 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
6057 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
6058 New expander, resorting to the alpha.c associated function.
6059 (builtin_revert_vms_condition_handler): Likewise.
6060 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
6061 __gcc_shell_handler, the static VMS condition handler used as
6062 an indirection wrapper to the current dynamically established
6064 * config/alpha/vms-unwind.h: Complete rewrite.
6065 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
6066 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
6068 2009-08-09 Eric Botcazou <botcazou@adacore.com>
6069 Douglas B Rupp <rupp@gnat.com>
6071 * config/alpha/alpha.c (alpha_links): Add 'target' field.
6072 (alpha_need_linkage): Handle aliases. Return function symbol.
6073 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
6074 Use ultimate alias target for the linkage name.
6075 * config/alpha/alpha.md (movmemdi): Use the symbol returned
6076 by alpha_need_linkage for the function symbol.
6077 (setmemdi): Likewise.
6079 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6081 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
6082 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
6083 (ASM_WEAKEN_LABEL): Define.
6084 (CRT_CALL_STATIC_FUNCTION): Define.
6085 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
6086 (ENDFILE_SPEC): Define.
6087 (INIT_SECTION_ASM_OP): Define.
6088 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
6089 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
6091 (MULTILIB_OSDIRNAMES): Define.
6092 (shlib_version): Define.
6093 (SHLIB_EXT): Define.
6094 (SHLIB_OBJS): Define.
6095 (SHLIB_NAME): Define.
6096 (SHLIB_MULTILIB): Define.
6097 (SHLIB_INSTALL): Define.
6098 (SHLIB_SYMVEC): Define.
6099 (SHLIB_SYMVECX2): Define.
6100 (SHLIB_LINK): Define.
6102 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6104 * config/alpha/alpha.c (alpha_initialize_trampoline):
6105 Initialize VMS trampoline IAW ABI for bounded procedure calls.
6106 (alpha_start_function): Emit transfer address on nested functions
6107 for VMS trampoline call.
6108 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
6109 since no longer used.
6110 * config/alpha/vms-tramp.asm: Remove.
6111 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
6112 since now only data initialized at runtime.
6114 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6116 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
6117 (LINK_GCC_C_SEQUENCE_SPEC): Define.
6118 (MD_EXEC_PREFIX): Remove, no longer used.
6119 (MD_STARTFILE_PREFIX): Likewise.
6120 (INCLUDE_DEFAULTS): Likewise.
6121 * config/alpha/t-vms:
6122 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
6124 2009-08-09 Richard Guenther <rguenther@suse.de>
6126 PR tree-optimization/41016
6127 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
6128 (operand_precision): Remove.
6129 (integral_operand_p): Likewise.
6130 (recognize_single_bit_test): Adjust.
6132 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6134 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
6135 operation overflows. Likewise non-cast unary arithmetic.
6136 If one arm of a conditional expression is always taken,
6137 inhibit evaluation warnings for the other arm. Likewise inhibit
6138 evaluation warnings for the second && or || operand if the first
6139 operand is enough to determine the result.
6140 * c-typeck.c (build_conditional_expr): Apply the same inhibition
6142 (build_binary_op): Prevent duplicate evaluation warnings.
6144 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6146 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
6147 and destination have different modes, Use promote_mode to
6148 determine the signedness of the conversion. Assert that the
6149 promoted source mode matches the destination mode. Don't pass
6150 the destination and destination mode to expand_expr if the source
6151 mode is different. Simplify conversion logic.
6153 2009-08-09 Ira Rosen <irar@il.ibm.com>
6155 PR tree-optimization/41008
6156 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
6157 from condition only in case it's a comparison. Adjust checks.
6159 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
6161 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
6162 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
6163 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
6164 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
6165 (dump_cand): Handle them.
6166 (struct iv_cand): New members COST_STEP and AINC_USE.
6167 (stmt_after_increment): Likewise.
6168 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
6169 callers changed. Use gimple_uid comparison instead of scanning.
6170 (add_candidate_1): When looking for identical candidates, take
6171 AINC_USE into account. Set it for new candidates.
6172 (force_expr_to_var_cost): Cast target_spill_cost to int.
6173 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
6174 All callers changed. Check for availability of autoinc addressing
6175 modes, both in general for a given mode, and in the specific use case.
6176 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
6178 (get_computation_cost): Likewise.
6179 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
6180 add_autoinc_candidates): New static functions.
6181 (add_candidate): Call add_autoinc_candidates for candidates based on
6183 (find_iv_candidates): Call set_autoinc_for_original_candidates.
6184 (determine_use_iv_cost_address): If we have an autoinc candidate at
6185 the matching use, verify autoinc is possible and subtract the cost
6186 of the candidate's step from the cost.
6187 (determine_iv_cost): Record the cost of the increment in the COST_STEP
6188 member of the candidate.
6189 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
6190 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
6192 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6194 * config.build (ia64-hp-*vms*): New target.
6195 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6197 * config.gcc (ia64-hp-*vms*): New target.
6198 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6200 * config.host (ia64-hp-*vms*): New target.
6201 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6204 2009-08-08 Richard Guenther <rguenther@suse.de>
6206 PR tree-optimization/40991
6207 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
6209 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
6211 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
6212 mode check. Do truncations in an integer mode.
6213 (force_to_mode): Handle subregs for all mode types. Only do
6214 arithmetic simplifications on integer modes.
6216 2009-08-07 Richard Guenther <rguenther@suse.de>
6218 PR tree-optimization/40999
6219 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
6220 (maybe_fold_reference): Lookup constant initializers.
6221 (fold_gimple_assign): Likewise.
6223 2009-08-07 Richard Guenther <rguenther@suse.de>
6225 * tree-ssa.c (useless_type_conversion_p_1): Only for types
6226 that require structural equality defer to the langhook.
6228 2009-08-07 Martin Jambor <mjambor@suse.cz>
6230 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
6232 (struct ipa_pass_through_data): New type.
6233 (struct ipa_ancestor_jf_data): New type.
6234 (union jump_func_value): Removed field formal_id, added fields
6235 pass_through and ancestor.
6236 (struct ipa_param_call_note): Changed type of formal_id to int from
6238 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
6239 operations jump functions and ancestor jump functions.
6240 (compute_complex_pass_through): New function.
6241 (compute_scalar_jump_functions): Call compute_complex_pass_through,
6242 reflect changes in the jump function strucutre.
6243 (update_jump_functions_after_inlining): Ignore complex pass-through
6244 and ancestor jump functions.
6245 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
6246 polynomial pass-through with operation jump functions.
6248 2009-08-07 Jakub Jelinek <jakub@redhat.com>
6250 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
6251 fde->dw_fde_begin as begin label instead of hot/cold label.
6252 Use LLSDAC label instead of LLSDA for second section lsda.
6253 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
6254 label instead of LLSDA if it is true.
6255 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
6257 * except.c (add_call_site, dw2_size_of_call_site_table): Add
6258 SECTION argument. Use it as index into crtl->eh.call_site_record
6260 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
6261 use it to determine how to print table entries instead of using
6262 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
6263 label instead of normal begin label as base.
6264 (sjlj_assign_call_site_values): Adjust add_call_site caller.
6265 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
6266 ensure no EH range spans between sections and that landing pads
6267 are always in the corresponding section.
6268 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
6269 for crtl->eh.call_site_record being an array rather than scalar.
6270 (output_one_function_exception_table): New function, copied
6271 from output_function_exception_table. Adjust
6272 dw2_size_of_call_site_table, dw2_output_call_site_table
6273 callers. For SECOND section use *C suffixed labels.
6274 (output_function_exception_table): Call
6275 output_one_function_exception_table and, when doing hot/cold
6276 partitioning, also another time for the second section.
6277 * opts.c: Include except.h.
6278 (decode_options): Allow -freorder-blocks-and-partition with
6279 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
6280 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
6281 * function.h (struct rtl_eh): Change call_site_record from
6282 scalar into array of 2 elements.
6284 2009-08-07 Martin Jambor <mjambor@suse.cz>
6286 * ipa-prop.c (count_formal_params_1): New function.
6287 (ipa_get_vector_of_formal_parms): New function.
6288 (get_vector_of_formal_parm_types): New function.
6289 (ipa_modify_formal_parameters): New function.
6290 (ipa_modify_call_arguments): New function.
6291 (index_in_adjustments_multiple_times_p): New function.
6292 (ipa_combine_adjustments): New function.
6293 (ipa_dump_param_adjustments): New function.
6294 * ipa-prop.h (struct ipa_parm_adjustment): New type.
6295 (ipa_get_vector_of_formal_parms): Declare.
6296 (ipa_modify_formal_parameters): Declare.
6297 (ipa_modify_call_arguments): Declare.
6298 (ipa_combine_adjustments): Declare.
6299 (ipa_dump_param_adjustments): Declare.
6300 (build_ref_for_offset): Declare.
6301 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
6302 * tree-sra.c: Include ipa-prop.c.
6303 (build_ref_for_offset): Make public.
6305 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
6307 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
6309 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
6311 * gcc/doc/extend.texi (__builtin_extract_return_address)
6312 (__builtin_frob_return_address): Document.
6314 2009-08-06 Paul Brook <paul@codesourcery.com>
6316 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
6317 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
6318 implementation on ARMv6-M.
6320 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6322 * doc/extend.texi (pcs): Document new attribute for ARM.
6324 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6326 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6329 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6331 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6334 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6336 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6338 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6340 Merge ARM/hard_vfp_branch to trunk.
6342 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6344 * arm.c (libcall_eq): New function.
6345 (libcall_hash): New function.
6346 (add_libcall): New function.
6347 (arm_libcall_uses_aapcs_base): New function.
6348 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6349 libcalls using the base PCS.
6350 (arm_init_cumulative_args): Likewise.
6352 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6354 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6355 Use base ABI for conversion libfuncs between HFmode and SFmode.
6357 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6359 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6360 V4SImode as representatives of all 64-bit and 128-bit vector
6361 types. Allow vector types without vector modes.
6362 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6363 without vector modes like BLKmode.
6364 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6365 BLKmode. Avoid unsupported vector modes or TImode moves for
6367 (aapcs_vfp_allocate_return_reg): Likewise.
6368 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6369 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6371 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6373 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6374 (arm_get_pcs_model): Pass attribute arguments to
6375 arm_pcs_from_attribute.
6376 (arm_init_cumulative_args): Use base AAPCS for conversions from
6377 floating-point types to DImode.
6378 (arm_attribute_table): Add pcs attribute.
6379 (arm_handle_pcs_attribute): New.
6380 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6381 conversions from floating-point types to DImode, also declare them
6382 to use base AAPCS and declare functions they call to use base
6383 AAPCS and their RTABI names.
6385 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6387 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6388 -mfloat-abi=hard not being supported for VFP.
6390 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6392 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6393 SYMBOL_REF to hard_libcall_value.
6395 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6396 Richard Earnshaw <rearnsha@arm.com>
6398 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6399 has been put on the stack, all remaining co-processory arguments for
6400 that co-processor also go on the stack.
6402 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6404 * config/arm/arm.c (arm_return_in_memory): Handle returning
6405 vectors of suitable size in registers also for AAPCS case.
6407 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6409 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6411 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6413 ARM Hard-VFP calling convention
6414 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6415 * target.h (gcc_target): Add libcall_value to table of call hooks.
6416 * targhooks.h (default_libcall_value): Default implementation.
6417 * targhooks.c (default_libcall_value): Likewise.
6418 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6419 * optabs.c (expand_unop): Use it.
6420 * expr.h (hard_libcall_value): Pass the function RTX through.
6421 * calls.c (emit_library_call_value_1): Update call to
6423 * explow.c (hard_libcall_value): Use new target hook.
6424 * testsuite/lib/target-supports.exp
6425 (check_effective_target_arm_hard_vfp_ok): New hook.
6426 (check_effective_target_arm_neon_ok): Improve test for neon
6428 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6429 * config/arm/arm.c: Include cgraph.h
6430 (TARGET_FUNCTION_VALUE): Override default hook.
6431 (arm_pcs_default): New variable.
6432 (arm_override_options): Don't fault hard calling convention with VFP.
6433 Add support for AAPCS variants.
6434 (arm_function_value): Make static. Handle AAPCS variants.
6435 (arm_libcall_value): New function.
6436 (arm_apply_result_size): Handle VFP registers in results.
6437 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6439 (pcs_attribute_args): New variable.
6440 (arm_pcs_from_attribute): New function.
6441 (arm_get_pcs_model): New function.
6442 (aapcs_vfp_cum_init): New function.
6443 (aapcs_vfp_sub_candidate): New function.
6444 (aapcs_vfp_is_return_candidate): New function.
6445 (aapcs_vfp_is_call_candidate): New function.
6446 (aapcs_vfp_allocate): New function.
6447 (aapcs_vfp_allocate_return_reg): New function.
6448 (aapcs_vfp_advance): New function.
6449 (aapcs_cp_arg_layout): New variable.
6450 (aapcs_select_call_coproc): New function.
6451 (aapcs_select_return_coproc): New function.
6452 (aapcs_allocate_return_reg): New function.
6453 (aapcs_libcall_value): New function.
6454 (aapcs_layout_arg): New function.
6455 (arm_init_cumulative_args): Initialize AAPCS args data.
6456 (arm_function_arg): Handle AAPCS variants using new interface.
6457 (arm_arg_parital_bytes): Likewise.
6458 (arm_function_arg_advance): New function.
6459 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6460 calling conventions.
6461 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6462 * arm.h (NUM_VFP_ARG_REGS): Define.
6463 (LIBCALL_VALUE): Update.
6464 (FUNCTION_VALUE): Delete.
6465 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6466 (arm_pcs): New enum.
6467 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6468 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6469 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6470 * arm-protos.h (arm_function_arg_advance): Add.
6471 (aapcs_libcall_value): Add.
6472 (arm_function_value): Delete.
6474 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6475 H.J. Lu <hongjiu.lu@intel.com>
6478 * config/i386/i386.c (standard_sse_mode_p): Remove.
6479 (standard_sse_constant_p): Return 2 for integer mode
6480 vector_all_ones_operand when SSE2 is enabled.
6481 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6482 (ix86_expand_vector_move): Do not check for negative values from
6483 standard_sse_constant_p.
6485 2009-08-06 Richard Guenther <rguenther@suse.de>
6487 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6488 array type comparisons frontend independent.
6489 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6490 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6491 out array reference lower bound and element size operands.
6492 (ao_ref_init_from_vn_reference): Properly compute the offset
6493 for ARRAY_RANGE_REF.
6494 (vn_reference_fold_indirect): Fill out array reference lower
6495 bound and element size operands.
6496 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6497 a non gimple valued reference operand which can happen for
6498 array reference lower bound or element size.
6499 (create_component_ref_by_pieces_1): Properly generate the
6500 element size operand for array references.
6502 2009-08-06 Richard Guenther <rguenther@suse.de>
6504 PR tree-optimization/40964
6505 * tree.c (iterative_hash_host_wide_int): Export.
6506 * tree.h (iterative_hash_host_wide_int): Declare.
6507 * tree-ssa-structalias.c (heapvar_map): New struct.
6508 (heapvar_map_eq): New function.
6509 (heapvar_map_hash): Likewise.
6510 (heapvar_lookup): Adjust.
6511 (heapvar_insert): Likewise.
6512 (make_constraint_from_heapvar): Allow multiple heap variables
6513 per decl at different offsets.
6514 (init_alias_heapvars): Adjust.
6516 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6518 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6519 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6520 trailing sync if TARGET_SYNC_AFTER_SC.
6522 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6524 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6525 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6526 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6527 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6528 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6529 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6530 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6531 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6532 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6533 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6534 the prototype declaration match the definition.
6535 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6536 instructions explicitly. Add barrier_before and operands
6538 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6539 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6540 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6541 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6542 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6543 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6545 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6547 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6549 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6550 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6553 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6556 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6558 PR rtl-optimization/40924
6559 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6560 make sure canon_rtx (mem_address) isn't simpler than
6561 canon_rtx (expanded_mem_address).
6563 2009-08-05 Li Feng <nemokingdom@gmail.com>
6565 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6567 (build_scop_drs): Build alias set for each SCoP.
6569 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6571 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6572 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6573 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6574 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6575 (BASE_DRIVER_SELF_SPECS): Likewise.
6577 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6579 * tree-ssa-alias.c: Fix some comment typos.
6581 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6583 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6584 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6586 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6589 * simplify-rtx.c (simplify_binary_operation_1): Disable
6590 simplifications for decimal float operations.
6592 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6595 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6596 operand of INDIRECT_REF.
6598 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6600 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6601 constants referencing TLS symbols.
6603 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6605 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6606 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6608 2009-08-03 Richard Guenther <rguenther@suse.de>
6610 * tree.c (make_vector_type): Build a main variant first,
6611 get the canonical one and then build the variant.
6612 * tree-ssa.c (useless_type_conversion_p_1): Handle
6614 (useless_type_conversion_p): Conversions to pointers to
6615 incomplete record types are useless.
6617 2009-08-03 Richard Guenther <rguenther@suse.de>
6619 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6620 file will be created.
6621 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6622 * toplev.c (compile_file): Adjust comment.
6624 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6626 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6627 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6628 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6629 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6630 (sh_promote_function_mode): Fix typo.
6632 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6634 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6636 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6638 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6639 declaration arguments.
6641 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6643 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6644 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6645 (ix86_split_ashl): Ditto.
6646 (ix86_expand_vector_init_one_nonzero): Ditto.
6647 (ix86_expand_vector_set): Ditto.
6648 (ix86_expand_reduc_v4sf): Ditto.
6650 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6652 * explow.c (promote_function_mode): Remove assert.
6653 * config/sh/sh.c (sh_promote_function_mode): Declare.
6655 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6657 * config/pa/pa.c (pa_promote_function_mode): Declare.
6658 Change to static. Fix promote_mode call.
6660 * gthr-dce.h (CONST_CAST2): Define if not defined.
6661 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6663 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6665 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6667 * expr.c (store_constructor): Use promote_decl_mode. Remove
6668 now write-only variable unsignedp.
6669 (expand_expr_real_1): Use promote_decl_mode.
6670 * expr.h (promote_function_mode, promote_decl_mode): New.
6671 (promote_mode): Remove last argument.
6672 * function.c (assign_temp): Drop last argument of promote_mode.
6673 (assign_parm_find_data_types): Use promote_function_mode.
6674 (assign_parm_setup_reg): Likewise.
6675 (expand_function_end): Use promote_function_mode.
6676 * calls.c (initialize_argument_information): Use promote_function_mode.
6677 (precompute_arguments): Use promote_mode instead of checking if
6678 only PROMOTE_FUNCTION_MODE is defined.
6679 (expand_call): When making sibcall decisions, use promote_function_mode.
6680 Below, remove an if for targetm.calls.promote_function_return and
6681 and use promote_function_mode.
6682 (emit_library_call_value_1): Use promote_function_mode, fix bug
6683 where promote_mode was passed FOR_CALL == 0 for a return value in an
6685 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6686 * explow.c (promote_function_mode, promote_decl_mode): New.
6687 (promote_mode): Keep only the FOR_CALL == 0 case.
6688 * combine.c (setup_incoming_promotion): Remove test of
6689 promote_function_args. Use promote_function_mode.
6690 * stmt.c (expand_value_return): Use promote_decl_mode.
6691 (expand_decl): Use promote_decl_mode.
6693 * expr.c (store_constructor): Use promote_decl_mode. Remove
6694 now write-only variable unsignedp.
6695 (expand_expr_real_1): Use promote_decl_mode.
6696 * expr.h (promote_function_mode, promote_decl_mode): New.
6697 (promote_mode): Remove last argument.
6698 * function.c (assign_temp): Drop last argument of promote_mode.
6699 (assign_parm_find_data_types): Use promote_function_mode.
6700 (assign_parm_setup_reg): Likewise.
6701 (expand_function_end): Use promote_function_mode.
6702 * calls.c (initialize_argument_information): Use promote_function_mode.
6703 (precompute_arguments): Use promote_mode instead of checking if
6704 only PROMOTE_FUNCTION_MODE is defined.
6705 (expand_call): When making sibcall decisions, use promote_function_mode.
6706 Below, remove an if for targetm.calls.promote_function_return and
6707 and use promote_function_mode.
6708 (emit_library_call_value_1): Use promote_function_mode, fix bug
6709 where promote_mode was passed FOR_CALL == 0 for a return value in an
6711 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6712 * explow.c (promote_function_mode, promote_decl_mode): New.
6713 (promote_mode): Keep only the FOR_CALL == 0 case.
6714 * combine.c (setup_incoming_promotion): Remove test of
6715 promote_function_args. Use promote_function_mode.
6716 * stmt.c (expand_value_return): Use promote_decl_mode.
6717 (expand_decl): Use promote_decl_mode.
6719 * explow.c (promote_function_mode): Just call the target hook.
6720 * targhooks.c (default_promote_function_mode,
6721 default_promote_function_mode_always_promote): New.
6722 * targhooks.h (default_promote_function_mode,
6723 default_promote_function_mode_always_promote): Declare.
6724 * target.h (promote_function_args, promote_function_return): Remove.
6725 (promote_function_mode): New.
6726 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6727 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6728 (TARGET_PROMOTE_FUNCTION_MODE): New.
6729 (TARGET_CALLS): Adjust.
6730 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6731 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6733 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6734 * config/s390/s390.c (s390_promote_function_mode): ... here,
6735 with pointer handling.
6736 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6737 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6739 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6740 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6741 with pointer handling.
6742 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6743 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6745 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6746 * config/sh/sh.c (sh_promote_function_mode): New.
6747 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6748 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6750 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6751 * config/cris/cris.c (cris_promote_function_mode): ... here.
6752 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6753 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6755 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6756 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6757 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6758 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6760 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6761 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6762 complex type handling.
6763 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6764 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6766 * config/pa/pa.c (pa_promote_function_mode): New.
6767 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6768 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6770 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6771 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6772 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6773 * config/xtensa/xtensa.c: Likewise.
6774 * config/stormy16/stormy16.c: Likewise.
6775 * config/iq2000/iq2000.c: Likewise.
6776 * config/rs6000/rs6000.c: Likewise.
6777 * config/picochip/picochip.c: Likewise.
6778 * config/arc/arc.c: Likewise.
6779 * config/mcore/mcore.c: Likewise.
6780 * config/score/score.c: Likewise.
6781 * config/mips/mips.c: Likewise.
6782 * config/bfin/bfin.c: Likewise.
6783 * config/ia64/ia64.c: Likewise (disabled though).
6785 * config/frv/frv.h: Remove pointless remark.
6787 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6788 TARGET_PROMOTE_FUNCTION_ARGS,
6789 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6790 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6792 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6794 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6795 -floop-parallelize-all.
6796 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6797 flag_loop_parallelize_all.
6798 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6799 * graphite.c (graphite_transform_loops): Same.
6801 * graphite-poly.c (apply_poly_transforms): Same.
6803 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6805 PR tree-optimization/40914
6806 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6807 if set, then check the delta field of the PMF record.
6808 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6809 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6810 call is stored in the delta.
6812 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6814 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6816 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6818 * config/i386/bsd.h (ASM_BYTE): New define.
6819 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6820 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6821 .byte. Use fputs or putc instead of fprintf where appropriate.
6822 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6823 fputs or putc instead of fprintf where appropriate.
6824 * config/i386/i386elf.h: Ditto.
6825 * config/i386/sysv4.h: Ditto.
6827 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6828 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6829 (*tls_global_dynamic_64): Ditto.
6831 2009-07-31 Christian Bruel <christian.bruel@st.com>
6833 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6835 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6837 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6838 Remove dead code for MINUS.
6840 2009-07-31 Anthony Green <green@moxielogic.com>
6842 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6844 (moxie_expand_epilogue): Ditto for epilogue.
6845 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6847 (moxie_function_arg): Ditto.
6848 (moxie_pass_by_reference): Ditto.
6849 (moxie_arg_partial_bytes): Ditto.
6850 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6851 (FUNCTION_ARG_ADVANCE) Ditto.
6852 (REG_PARM_STACK_SPACE) Ditto.
6853 (FUNCTION_ARG_REGNO_P) Dito.
6855 * config.gcc: Add moxie linux config support.
6856 * gcc/config/moxie/uclinux.h: New file.
6858 2009-07-31 DJ Delorie <dj@redhat.com>
6860 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6861 (UNSPECV_SP_SWITCH_E): New.
6862 (sp_switch_1): Change to an unspec.
6863 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6865 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6866 reference the new stack's address
6868 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6870 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6871 graphite-clast-to-gimple.o, graphite-dependences.o,
6872 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6873 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6874 (graphite-blocking.o,
6875 graphite-clast-to-gimple.o, graphite-dependences.o,
6876 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6877 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6878 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6879 * cfgloop.h (struct loop): Add can_be_parallel field.
6880 * common.opt (fgraphite-identity): Moved up.
6881 (fgraphite-force-parallel): New flag.
6882 * graphite.c: Rewrite.
6883 * graphite.h: Rewrite.
6884 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6886 * toplev.c (graphite_out_file): New file descriptor.
6887 (graphite_in_file): New.
6888 (process_options): flag_graphite_force_parallel cannot be used without
6890 * tree-ssa-loop.c: Include toplev.h.
6891 (gate_graphite_transforms): Enable flag_graphite for
6892 flag_graphite_force_parallel.
6894 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6896 * ChangeLog.graphite: New.
6897 * graphite-blocking.c: New.
6898 * graphite-clast-to-gimple.c: New.
6899 * graphite-clast-to-gimple.h: New.
6900 * graphite-dependences.c: New.
6901 * graphite-dependences.h: New.
6902 * graphite-interchange.c: New.
6903 * graphite-poly.c: New.
6904 * graphite-poly.h: New.
6905 * graphite-ppl.c: New.
6906 * graphite-ppl.h: New.
6907 * graphite-scop-detection.c: New.
6908 * graphite-scop-detection.h: New.
6909 * graphite-sese-to-poly.c: New.
6910 * graphite-sese-to-poly.h: New.
6914 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6916 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6917 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6919 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6921 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6922 (scev_is_linear_expression): Return false if the evolution is not
6923 affine multivariate.
6925 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6927 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6928 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6930 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6932 * tree-data-ref.c (debug_data_references): New.
6933 (debug_data_reference): New.
6934 * tree-data-ref.h (debug_data_references): Declared.
6935 (debug_data_reference): Declared.
6937 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6939 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6940 * tree-data-ref.h (scop_p): Removed.
6941 (struct data_reference): Remove field scop.
6943 (stmt_simple_memref_p): Removed.
6945 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6947 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6948 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6951 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6953 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6955 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6957 * doc/invoke.texi (-fgraphite-identity): Documented.
6959 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6961 * tree-scalar-evolution.c: Fix comment.
6962 (instantiate_scev_1): Return unknow from scev instantiation if the
6963 result is not above instantiate_below.
6965 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6967 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6968 static anymore. Instantiate the symbols that may have been introduced
6970 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6973 2009-07-30 DJ Delorie <dj@redhat.com>
6975 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6976 .vliw directive to VLIW sections.
6978 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6980 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6982 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6983 (AUTOHEADER): New variable.
6984 ($(srcdir)/cstamp-h.in): Use it.
6986 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6987 Pat Haugen <pthaugen@us.ibm.com>
6988 Revital Eres <ERES@il.ibm.com>
6990 * config/rs6000/vector.md (VEC_F): Add VSX support.
6994 (vector_load_<mode>): Ditto.
6995 (vector_store_<mode>): Ditto.
6996 (vector GPR move split): Ditto.
6997 (vec_reload_and_plus_<mptrsize>): Ditto.
6998 (vec_reload_and_reg_<mptrsize>): Ditto.
6999 (add<mode>3): Ditto.
7000 (sub<mode>3): Ditto.
7001 (mul<mode>3): Ditto.
7002 (neg<mode>2): Ditto.
7003 (abs<mode>2): Ditto.
7004 (smin<mode>3): Ditto.
7005 (smax<mode>3): Ditto.
7006 (vector_eq<mode>): Ditto.
7007 (vector_gt<mode>): Ditto.
7008 (vector_ge<mode>): Ditto.
7009 (vector_gtu<mode>): Ditto.
7010 (vector_select_<mode>_uns): Ditto.
7011 (vector_eq_<mode>_p): Ditto.
7012 (vector_gt_<mode>_p): Ditto.
7013 (vector_ge_<mode>_p): Ditto.
7014 (vector_gtu_<mode>_p): Ditto.
7015 (cr6_test_for_zero): Ditto.
7016 (cr6_test_for_zero_reverse): Ditto.
7017 (cr6_test_for_lt): Ditto.
7018 (cr6_test_for_lt_reverse): Ditto.
7019 (xor<mode>3): Ditto.
7020 (ior<mode>3): Ditto.
7021 (and<mode>3): Ditto.
7022 (one_cmpl<mode>2): Ditto.
7023 (nor<mode>2): Ditto.
7024 (andc<mode>2): Ditto.
7025 (float<VEC_int<mode>2): Ditto.
7026 (unsigned_float<VEC_int><mode>2): Ditto.
7027 (fix_trunc<mode><VEC_int>2): Ditto.
7028 (fixuns_trunc<mode><VEC_int>2): Ditto.
7030 (vec_set<mode>): Ditto.
7031 (vec_extract<mode>): Ditto.
7032 (vec_interleave_highv4sf): Ditto.
7033 (vec_interleave_lowv4sf): Ditto.
7034 (vec_realign_load_<mode>): Ditto.
7035 (vec_shl_<mode>): Ditto.
7036 (vec_shr_<mode>): Ditto.
7037 (div<mode>3): New patterns for VSX.
7038 (vec_interleave_highv2df): Ditto.
7039 (vec_interleave_lowv2df): Ditto.
7040 (vec_pack_trunc_v2df): Ditto.
7041 (vec_pack_sfix_trunc_v2df): Ditto.
7042 (vec_pack_ufix_trunc_v2df): Ditto.
7043 (vec_unpacks_hi_v4sf): Ditto.
7044 (vec_unpacks_lo_v4sf): Ditto.
7045 (vec_unpacks_float_hi_v4si): Ditto.
7046 (vec_unpacks_float_lo_v4si): Ditto.
7047 (vec_unpacku_float_hi_v4si): Ditto.
7048 (vec_unpacku_float_lo_v4si): Ditto.
7049 (movmisalign<mode>): Ditto.
7050 (vector_ceil<mode>2): New patterns for vectorizing math library.
7051 (vector_floor<mode>2): Ditto.
7052 (vector_btrunc<mode>2): Ditto.
7053 (vector_copysign<mode>3): Ditto.
7055 * config/rs6000/predicates.md (easy_vector_constant_msb): New
7056 predicate for setting the high bit in each word, used for copysign.
7058 * config/rs6000/ppc-asm.h (f19): Whitespace.
7059 (f32-f63): Define if VSX.
7060 (v0-v31): Define if Altivec.
7061 (vs0-vs63): Define if VSX.
7063 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
7065 * config/rs6000/power7.md: New file, provide tuning parameters for
7068 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
7069 (rs6000_cpu_cpp_builtins): Ditto.
7070 (altivec_overloaded_builtins): Ditto.
7071 (altivec_resolve_overloaded_builtin): Ditto.
7073 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
7074 debug switch to disable vectorizing simple math builtin
7077 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7078 Vectorize simple math builtin functions.
7079 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7080 hook to vectorize math builtins.
7081 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
7082 (rs6000_builtin_conversion): Add VSX/power7 support.
7083 (rs6000_builtin_vec_perm): Ditto.
7084 (vsplits_constant): Add support for loading up a vector constant
7085 with just the high bit set in each part.
7086 (rs6000_expand_vector_init): Add VSX/power7 support.
7087 (rs6000_expand_vector_set): Ditto.
7088 (rs6000_expand_vector_extract): Ditto.
7089 (rs6000_emit_move): Ditto.
7090 (bdesc_3arg): Ditto.
7091 (bdesc_2arg): Ditto.
7092 (bdesc_1arg): Ditto.
7093 (rs6000_expand_ternop_builtin): Ditto.
7094 (altivec_expand_builtin): Ditto.
7095 (rs6000_expand_unop_builtin): Ditto.
7096 (rs6000_init_builtins): Ditto.
7097 (altivec_init_builtins): Ditto.
7098 (builtin_function_type): Ditto.
7099 (rs6000_common_init_builtins): Ditto.
7100 (rs6000_handle_altivec_attribute); Ditto.
7101 (rs6000_mangle_type): Ditto.
7102 (rs6000_vector_mode_supported_p): Ditto.
7103 (rs6000_mode_dependent_address): Altivec addresses with AND -16
7106 * config/rs6000/vsx.md: New file for VSX support.
7108 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
7109 identifing values with just the most significant bit set.
7110 (enum rs6000_builtins): Add builtins for VSX. Add simple math
7111 vectorized builtins.
7113 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
7114 (UNSPEC_VRFIM): Delete.
7115 (splitter for loading up vector with most significant bit): New
7116 splitter for vectorizing copysign.
7117 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
7118 vectorizing simple math functions.
7119 (altivec_vrfip): Add support for vectorizing simple math functions.
7120 (altivec_vrfim): Ditto.
7121 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
7123 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
7124 (power7.md, vsx.md): Include for power7 support.
7125 (copysigndf3): Use VSX instructions if -mvsx.
7126 (negdf2_fpr): Ditto.
7127 (absdf2_fpr): Ditto.
7128 (nabsdf2_fpr): Ditto.
7129 (adddf3_fpr): Ditto.
7130 (subdf3_fpr): Ditto.
7131 (muldf3_fpr): Ditto.
7132 (divdf3_fpr): Ditto.
7133 (fix_truncdfdi2_fpr): Ditto.
7134 (cmpdf_internal1): Ditto.
7135 (fred, fred_fpr): Convert into expander/insn to add VSX support.
7136 (btruncdf2, btruncdf2_fpr): Ditto.
7137 (ceildf2, ceildf2_fpr): Ditto.
7138 (floordf2, floordf2_fpr): Ditto.
7139 (floatdidf2, floatdidf2_fpr): Ditto.
7140 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
7141 (fmsubdf4_fpr): Ditto.
7142 (fnmadddf4_fpr_1): Ditto.
7143 (fnmadddf4_fpr_2): Ditto.
7144 (fnmsubdf4_fpr_1): Ditto.
7145 (fnmsubdf4_fpr_2): Ditto.
7146 (fixuns_truncdfdi2): Add expander for VSX support.
7147 (fix_truncdfdi2): Ditto.
7148 (fix_truncdfsi2): Ditto.
7150 (btruncsf2): Whitespace.
7151 (movdf_hardfloat32): Add support for VSX registers.
7152 (movdf_softfloat32): Ditto.
7153 (movdf_hardfloat64): Ditto.
7154 (movdf_hardfloat64_mfpgpr): Ditto.
7155 (movdf_softfloat64): Ditto.
7156 (movti splitters): Add check for vector registers supporting
7157 TImode in the future.
7158 (bpermd): Add power7 bpermd instruction.
7160 * config/rs6000/altivec.h (vec_div): Define if VSX.
7164 (vec_nearbyint): Ditto.
7167 (all predicates): Use the generic builtin function, and not the V4SF
7168 specific function so that the predicates will work with VSX's V2DF.
7172 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
7173 Document new VSX functions and types.
7175 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
7178 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
7179 "wa", and "j" constraints. Modify "v" to talk about Altivec
7180 instead of just vector.
7182 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
7185 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
7186 location for phi arguments.
7187 (rewrite_update_phi_arguments): Find locations for reaching defs.
7188 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7189 Add location to add_phi_arg calls.
7190 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
7191 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
7192 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
7193 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
7194 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
7195 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
7196 * tree-phinodes.c (make_phi_node): Initialize location.
7197 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
7198 (add_phi_arg): Add location parameter.
7199 (remove_phi_arg_num): Move location when moving phi argument.
7200 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
7202 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
7203 slpeel_update_phi_nodes_for_guard1,
7204 slpeel_update_phi_nodes_for_guard2,
7205 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
7206 vect_loop_versioning): Set locations.
7207 * tree-parloops.c (create_phi_for_local_result,
7208 transform_to_exit_first_loop, create_parallel_loop): Add locations.
7209 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
7210 * tree-vect-loop.c (get_initial_def_for_induction,
7211 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
7213 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
7214 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
7215 (gimple_phi_arg_set_location): New. Set locus.
7216 (gimple_phi_arg_has_location): New. Check for locus.
7217 (redirect_edge_var_map_location): New. Return locus from var_map.
7218 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
7219 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
7220 combining PHI arguments.
7221 (cond_store_replacement): Set location.
7222 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
7223 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
7224 scop_add_exit_phis_edge): Add locations.
7225 * tree-cfgcleanup.c (remove_forwarder_block,
7226 remove_forwarder_block_with_phi): Add locations.
7227 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
7228 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
7230 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
7231 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
7232 flush_pending_stmts): Add source location.
7233 * lambda-code.c (perfect_nestify): Maintain location stack with argument
7234 stack to preserve locations.
7235 * tree-vect-stmts.c (vectorizable_load): Add location.
7236 * tree-inline.c (copy_phis_for_bb): Copy locus.
7237 (setup_one_parameter): Add call locus to inlined parameter stmts.
7238 (initialize_inlined_parameters): Pass in call location as parameter
7240 (tree_function_versioning): Pass location to setup_one_parameter.
7241 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
7242 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
7243 copy and edge lists.
7244 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
7245 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
7246 locus parameter and override the stmt default if provided.
7247 (new_elim_graph, clear_elim_graph, delete_elim_graph,
7248 elim_graph_add_edge, elim_graph_remove_succ_edge,
7249 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
7250 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
7251 eliminate_phi): Add locus info in elimination graph for each edge and
7253 (insert_backedge_copies): Copy locus if present.
7254 * tree-flow.h (struct _edge_var_map): Add locus field.
7255 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
7256 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
7257 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
7259 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
7261 2009-07-30 Martin Jambor <mjambor@suse.cz>
7263 PR tree-optimization/40570
7264 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
7267 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
7269 * ssa-loop-manip.c: Include langhooks.h.
7270 (rewrite_phi_with_iv): New.
7271 (rewrite_all_phi_nodes_with_iv): New.
7272 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7273 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
7274 * tree-parloops.c (loop_parallel_p): Move out all conditions
7275 except dependency check.
7276 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
7277 (gen_parallel_loop): Call canonicalize_loop_ivs without
7278 reduction_list argument.
7279 (build_new_reduction): New.
7280 (gather_scalar_reductions): New.
7281 (try_get_loop_niter): New.
7282 (try_create_reduction_list): New.
7283 (parallleize_loops): Change the parallel conditions check.
7284 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
7285 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
7287 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
7289 * opt-functions.awk (opt_args): Allow argument to be enclosed in
7291 * doc/options.texi (Option properties): Mention new quoting syntax.
7293 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7295 * config/alpha/alpha.c (alpha_start_function):
7296 Handle VMS_DEBUG_MAIN_POINTER
7297 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
7298 * doc/invoke.texi: Document -mdebug-main switch.
7300 2009-07-29 Richard Henderson <rth@redhat.com>
7302 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
7303 (cgraph_create_edge_including_clones): Likewise.
7304 * tree-inline.c (copy_bb): Operate on the correct edges
7305 when updating the callgraph.
7307 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7309 * config/alpha/vms-cc.c: Deleted.
7310 * config/alpha/vms-ld.c: Deleted.
7311 * config/alpha/t-vms64: Moved to config/vms
7312 * config/alpha/vms-crt0-64.c: Moved to config/vms
7313 * config/alpha/vms-crt0.c: Moved to config/vms
7314 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
7315 * config/alpha/vms-psxcrt0.c: Moved to config/vms
7316 * config/alpha/xm-vms.h: Moved to config/vms
7317 * config/alpha/x-vms: Moved to config/vms
7318 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
7320 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
7321 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
7323 * config/vms/t-vms64: Moved here from config/alpha
7324 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7325 (argc,argv,envp): Enforce 32bit malloc'ing.
7326 * config/vms/vms-psxcrt0-64.c: Likewise.
7327 * config/vms/vms-crt0.c: Moved here from config/alpha.
7328 * config/vms/vms-psxcrt0.c: Likewise.
7329 * config/vms/vms-crtl-64.h: New file.
7330 * config/vms/vms-crtl.h: New file.
7331 * config/vms/vms.opt: New file.
7332 * config/vms/xm-vms64.h: New file.
7333 * config/vms/xm-vms.h: Moved here from config/alpha.
7334 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7336 * config/vms/x-vms: Moved here from config/alpha.
7337 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7338 (vms-ld.o, vms-cc.o): Removed.
7339 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7341 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7343 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7344 correct stack (obvious VMS fix).
7346 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7348 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7349 date, version info if VMS_DEBUGGING_INFO defined.
7350 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7351 size, date calculating code moved here.
7353 2009-07-29 Paul Brook <paul@codesourcery.com>
7355 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7358 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7361 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7362 to DImode when generating insq_le insn.
7364 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7366 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7367 New macro set for VMS_DEBUGGGING_INFO.
7368 (AT_string_form): Use it.
7370 2009-07-28 DJ Delorie <dj@redhat.com>
7372 * config/mep/mep.c (vtext_section): New.
7373 (vftext_section): New.
7374 (ftext_section): New.
7375 (mep_select_section): Add support for functions.
7376 (mep_unique_section): Likewise.
7377 (mep_asm_init_sections): Likewise.
7378 (mep_encode_section_info): Remove it from here.
7380 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7382 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7384 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7385 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7387 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7389 * dwarf2out.c (output_file_names): Test new macro
7390 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7391 (add_comp_dir_attribute): Likewise.
7393 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7395 * config/i386/mingw-w64.h (LINK_SPEC): Add
7396 separating space between commands.
7398 2009-07-28 Jan Hubicka <jh@suse.cz>
7400 PR tree-optimization/40759
7401 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7404 2009-07-27 DJ Delorie <dj@redhat.com>
7406 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7407 types are dword-aligned.
7408 (mep_expand_va_start): Likewise.
7410 2009-07-27 Olivier Hainque <hainque@adacore.com>
7411 Douglas B Rupp <rupp@gnat.com>
7413 * convert.c (convert_to_pointer): Don't assume the target
7414 pointer type is POINTER_SIZE long. Fetch its precision instead.
7416 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7418 * system.h (fopen): Undefine if macro.
7420 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7422 * dwarf2out.c (output_cfi_p): Removed.
7423 (output_cfis): New function.
7424 (output_fde): New function, split from output_call_frame_info.
7425 (output_call_frame_info): Use it.
7426 (dwarf2out_switch_text_section): Use output_cfis.
7428 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7430 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7431 TARGET_BI_ARCH is specified without enabling SJLJ.
7432 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7433 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7435 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7437 * arm.md (negdi2): Use DImode if forcing a value into a register.
7439 2009-07-26 Ira Rosen <irar@il.ibm.com>
7441 PR tree-optimization/40801
7442 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7443 of vector operand from the previous copy of vector statement.
7444 Pass the correct definition type value to
7445 vect_get_vec_def_for_stmt_copy().
7447 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7449 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7450 const char ** conversion.
7452 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7454 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7455 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7456 (gcc_unreachable): Invoke __builtin_unreachable() if
7457 !ENABLE_ASSERT_CHECKING.
7459 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7461 PR rtl-optimization/40445
7462 * emit-rtl.c (next_nonnote_insn_bb): New function.
7463 * rtl.h (next_nonnote_insn_bb): Declare new function.
7464 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7465 with no successors that is the successor of the ENTRY_BLOCK.
7466 Continue from the top after removing an empty fallthrough block.
7467 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7468 of next_nonnote_insn.
7470 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7472 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7474 2009-07-25 Martin Jambor <mjambor@suse.cz>
7476 * c-common.c (c_common_attribute_table): New element for noclone.
7477 (handle_noclone_attribute): New function. Forward-declare.
7478 * tree-inline.c (tree_versionable_function_p): Check for noclone
7480 * doc/extend.texi (Labels as Values): Document need for noclone.
7481 (Function Attributes): Document noclone attribute.
7483 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7485 PR rtl-optimization/34999
7486 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7487 and dw_fde_switched_cold_to_hot fields.
7488 (output_cfi_p): New function.
7489 (output_call_frame_info): If fde->dw_fde_switched_sections,
7490 output 2 FDEs instead of one with corrupted header.
7491 (dwarf2out_do_cfi_startproc): New function.
7492 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7493 and fde->dw_fde_switched_cold_to_hot.
7494 (dwarf2out_switch_text_section): Compute
7495 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7496 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7497 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7498 Otherwise, compute fde->dw_fde_switch_cfi.
7500 2009-07-24 Cary Coutant <ccoutant@google.com>
7502 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7504 2009-07-24 Cary Coutant <ccoutant@google.com>
7506 * cfghooks.c (split_block): Copy discriminator to new block.
7507 * tree-cfg.c (assign_discriminator): Check location of last
7508 instruction in block as well as first.
7510 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7512 * config/i386/linux.c: Use fputs or putc instead of fprintf
7514 * config/i386/gas.h: Ditto.
7515 * config/i386/x86-64.h: Ditto.
7516 * config/i386/att.h: Ditto.
7518 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7520 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7523 2009-07-24 Martin Jambor <mjambor@suse.cz>
7525 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7526 (ipa_push_func_to_list_1): Declare.
7527 (ipa_push_func_to_list): New function.
7529 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7530 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7531 (ipa_push_func_to_list): Removed.
7532 (ipa_pop_func_from_list): Clear node_enqueued flag.
7534 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7536 * config/s390/s390.c (override_options): Default
7537 max-unrolled-insns to 100 for z10 tuning.
7539 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7541 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7542 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7543 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7544 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7545 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7546 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7547 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7549 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7551 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7552 use default set in mingw32.h header.
7553 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7554 64-bit /mingw/include path.
7555 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7558 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7560 PR rtl-optimization/40209
7561 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7563 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7565 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7566 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7567 with the rest of string where appropriate. Use fputs or putc
7568 instead of fprintf where appropriate.
7570 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7571 Pat Haugen <pthaugen@us.ibm.com>
7572 Revital Eres <ERES@il.ibm.com>
7574 * config/rs6000/vector.md: New file. Move most of the vector
7575 expander support here from altivec.md to allow for the VSX vector
7576 unit in the future. Add support for secondary_reload patterns.
7577 Rewrite the patterns for vector comparison, and vector comparison
7578 predicate instructions so that the RTL expresses the desired
7579 behavior, instead of using unspec.
7581 * config/rs6000/constraints.md ("f" constraint): Use
7582 rs6000_constraints to hold the precalculated register class.
7583 ("d" constraint): Ditto.
7584 ("wd" constraint): New constraint for VSX.
7585 ("wf" constraint): Ditto.
7586 ("ws" constraint): Ditto.
7587 ("wa" constraint): Ditto.
7588 ("wZ" constraint): Ditto.
7589 ("j" constraint): Ditto.
7591 * config/rs6000/predicates.md (vsx_register_operand): New
7593 (vfloat_operand): New predicate for vector.md.
7594 (vint_operand): Ditto.
7595 (vlogical_operand): Ditto.
7596 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7597 (easy_vector_constant): Add VSX support.
7598 (altivec_indexed_or_indirect_operand): New predicate for
7599 recognizing Altivec style memory references with AND -16.
7601 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7602 for vector secondary reload support.
7603 (rs6000_vector_reg_class): Delete, replacing it with
7605 (rs6000_vsx_reg_class): Ditto.
7606 (rs6000_constraints): New array to hold the register classes of
7607 each of the register constraints that can vary at runtime.
7608 (builtin_mode_to_type): New static array for builtin function type
7610 (builtin_hash_table): New static hash table for builtin function
7612 (TARGET_SECONDARY_RELOAD): Define target hook.
7613 (TARGET_IRA_COVER_CLASSES): Ditto.
7614 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7615 registers are 128 bits if VSX memory reference instructions are used.
7616 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7618 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7619 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7620 Print several of the scheduling related parameters.
7621 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7622 rs6000_constraints instead of rs6000_vector_reg_class. Move
7623 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7624 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7625 Altivec. Add VSX support. Setup for secondary reload support on
7626 Altivec/VSX registers.
7627 (rs6000_override_options): Make power7 set the scheduling groups
7628 like the power5. Add support for new debug switches to override
7629 the scheduling defaults. Temporarily disable -mcpu=power7 from
7630 setting -mvsx. Add support for debug switches -malways-hint,
7631 -msched-groups, and -malign-branch-targets.
7632 (rs6000_buitlin_conversion): Add support for returning unsigned
7633 vector conversion functions to fix regressions due to stricter
7635 (rs6000_builtin_mul_widen_even): Ditto.
7636 (rs6000_builtin_mul_widen_odd): Ditto.
7637 (rs6000_builtin_vec_perm): Ditto.
7638 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7639 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7641 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7643 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7644 VSX types for bit operations. Changes to accomidate vector.md.
7645 (bdesc_2arg): Ditto.
7646 (bdesc_1arg): Ditto.
7647 (struct builtin_description_predicates): Rewrite predicate
7648 handling so that RTL describes the operation, instead of passing
7649 the instruction to be used as a string argument.
7650 (bdesc_altivec_preds): Ditto.
7651 (altivec_expand_predicate_builtin): Ditto.
7652 (altivec_expand_builtin): Ditto.
7653 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7654 statement for vsldoi support.
7655 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7656 (altivec_expand_st_builtin): Ditto.
7657 (paired_expand_builtin): Whitespace changes.
7658 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7659 builtin_mode_to_type table for secondary reload. Call
7660 builtin_function_type to build random builtin functions.
7661 (altivec_init_builtins): Change to use builtin_function_type to
7662 create builtin function types dynamically as we need them.
7663 (builtin_hash_function): New support for hashing the tree types
7664 for builtin function as we need it, rather than trying to build
7665 all of the trees that we need. Add initial preliminary VSX support.
7666 (builtin_function_type): Ditto.
7667 (builtin_function_eq): Ditto.
7668 (builtin_hash_struct): Ditto.
7669 (rs6000_init_builtins): Ditto.
7670 (rs6000_common_init_builtins): Ditto.
7671 (altivec_init_builtins): Ditto.
7672 (rs6000_common_init_builtins): Ditto.
7673 (enum reload_reg_type): New enum for simplifing reg classes.
7674 (rs6000_reload_register_type): Simplify register classes into GPR,
7675 Vector, and other registers. Altivec and VSX addresses in reload.
7676 (rs6000_secondary_reload_inner): Ditto.
7677 (rs6000_ira_cover_classes): New target hook, that returns the
7678 appropriate cover classes, based on -mvsx being used or not.
7679 (rs6000_secondary_reload_class): Add VSX support.
7680 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7681 (get_vsel_insn): Ditto.
7682 (rs6000_emit_vector_compare): Rewrite vector conditional support
7683 so that where we can, we use RTL operators, instead of blindly use
7685 (rs6000_emit_vector_select): Ditto.
7686 (rs6000_emit_vector_cond_expr): Ditto.
7687 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7688 (create_TOC_reference): Add -mdebug=addr support.
7689 (emit_frame_save): VSX loads/stores need register indexed addressing.
7691 * config/rs6000/rs6000.md: Include vector.md.
7693 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7695 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7696 support for V2DI, V2DF in logical, permute, select operations.
7698 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7699 switch for vsx/power7.
7700 (-mvsx-scalar-memory): Ditto.
7701 (-mvsx-align-128): Ditto.
7702 (-mallow-movmisalign): Ditto.
7703 (-mallow-df-permute): Ditto.
7704 (-msched-groups): Ditto.
7705 (-malways-hint): Ditto.
7706 (-malign-branch-targets): Ditto.
7708 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7710 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7711 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7712 (rs6000_vector_reg_class): Delete.
7713 (rs6000_vsx_reg_class): Ditto.
7714 (enum rs6000_reg_class_enum): New enum for the constraints that
7715 vary based on target switches.
7716 (rs6000_constraints): New array to hold the register class for all
7717 of the register constraints that vary based on the switches used.
7718 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7719 (enum rs6000_builtins): Add unsigned varients for the builtin
7720 declarations returned by target hooks for expanding multiplies,
7721 select, and permute operations. Add VSX builtins.
7722 (enum rs6000_builtin_type_index): Add entries for VSX.
7723 (V2DI_type_node): Ditto.
7724 (V2DF_type_node): Ditto.
7725 (unsigned_V2DI_type_node): Ditto.
7726 (bool_long_type_node): Ditto.
7727 (intDI_type_internal_node): Ditto.
7728 (uintDI_type_internal_node): Ditto.
7729 (double_type_internal_node): Ditto.
7731 * config/rs6000/altivec.md (whole file): Move all expanders to
7732 vector.md from altivec.md. Rename insn matching functions to be
7734 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7735 (altivec_vcmp*): Ditto.
7736 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7737 (VM): New iterator for moves that includes the VSX types.
7738 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7739 (altivec_vperm_<mode>_uns): New, for unsigned types.
7740 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7741 (altivec_eq<mode>): Ditto.
7742 (altivec_gt<mode>): Ditto.
7743 (altivec_gtu<mode>): Ditto.
7744 (altivec_eqv4sf): Ditto.
7745 (altivec_gev4sf): Ditto.
7746 (altivec_gtv4sf): Ditto.
7747 (altivec_vcmpbfp_p): Ditto.
7749 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7751 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7754 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7757 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7758 ASM_SHORT instead of .word.
7759 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7760 instead of .word in asm template.
7762 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7765 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7766 (process_bb_node_lives): Use it.
7768 * ira.c (setup_cover_and_important_classes): Don't setup
7769 ira_important_class_nums. Add cover classes to the end of
7771 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7773 (find_reg_class_closure): Use reorder_important_classes.
7775 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7777 * config/i386/i386.c (i386_ira_cover_classes): New function.
7778 (TARGET_IRA_COVER_CLASSES): Redefine.
7780 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7781 importance of order of cover classes in the array.
7783 2009-07-22 Diego Novillo <dnovillo@google.com>
7785 * tree-pass.h (TDF_EH): Define.
7786 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7787 contains TDF_EH, print the EH region number holding GS.
7788 * tree-dump.c (dump_options): Add "eh".
7789 * doc/invoke.texi: Document it.
7791 2009-07-22 Doug Kwan <dougkwan@google.com>
7793 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7795 2009-07-22 Michael Matz <matz@suse.de>
7797 PR tree-optimization/35229
7798 PR tree-optimization/39300
7800 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7801 (inhibit_phi_insertion): New function.
7802 (insert_into_preds_of_block): Call it for REFERENCEs.
7803 (init_pre): Initialize and finalize scalar evolutions.
7804 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7806 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7808 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7809 Use CONST_VECTOR_NUNITS to determine number of elements.
7811 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7813 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7814 (U, W): Constraints are now deprecated and will be removed if we
7816 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7818 ("prefetch"): Add the stcmh instruction for prefetching.
7819 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7821 (s390_short_displacement): Return always true if compiling for
7822 machines not providing the long displacement facility.
7823 (s390_mem_constraint): Support the new constraint letter Z.
7824 (s390_check_qrst_address): New function.
7826 2009-07-21 DJ Delorie <dj@redhat.com>
7828 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7831 2009-07-21 Jason Merrill <jason@redhat.com>
7833 * c-common.c (max_tinst_depth): Increase default to 1024.
7835 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7837 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7838 (vec_unpacku_float_lo_v4si): Ditto.
7840 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7843 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7844 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7845 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7846 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7848 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7850 PR tree-optimization/40813
7851 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7854 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7856 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7857 with a NOP_EXPR if needed.
7859 2009-07-21 Paul Brook <paul@codesourcery.com>
7861 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7862 Terminate debug dump with newline.
7864 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7866 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7867 Cast "1" to unsigned HOST_WIDE_INT.
7868 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7869 deposit length to the maximum length - lsb. Extend length if
7870 HOST_BITS_PER_WIDE_INT is 32.
7872 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7874 * cgraph.h (constant_pool_htab): New function.
7875 (constant_descriptor_tree): Move from varasm.c.
7876 * varasm.c (constant_pool_htab): New function.
7877 (constant_descriptor_tree): Move to cgraph.h.
7879 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7881 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7883 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7885 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7888 2009-07-20 Xinliang David Li <davidxl@google.com>
7890 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7892 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7894 * config/mips/mips.md (move_type): Add arith.
7895 (type): Handle arith.
7896 (zero_extendsidi2): Rename this into ...
7897 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7898 (zero_extendsidi2): New expander.
7899 (*zero_extendsidi2_dext): New pattern.
7901 2009-07-20 Nick Clifton <nickc@redhat.com>
7903 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7904 to set MIPS_ABI_DEFAULT.
7905 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7907 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7909 * tree-object-size.c (addr_object_size): Handle unions with
7910 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7912 PR tree-optimization/40792
7913 * tree.c (build_function_type_skip_args): Remove bogus assert.
7915 2009-07-20 Jan Hubicka <jh@suse.cz>
7916 Martin Jambor <mjambor@suse.cz>
7918 * cgraph.h (combined_args_to_skip): New field.
7919 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7920 combined_args_to_skip and args_to_skip.
7921 * tree-inline.c (update_clone_info): New function.
7922 (tree_function_versioning): Call update_clone_info.
7923 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7925 (cgraph_materialize_all_clones): More extensive dumping, working
7926 with combined_args_to_skip rather than args_to_skip.
7928 2009-07-20 Ira Rosen <irar@il.ibm.com>
7930 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7931 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7932 (get_initial_def_for_reduction): Likewise.
7933 (vectorizable_reduction): Skip the check of first operand in case
7934 of COND_EXPR. Add check that it is outer loop vectorization if
7935 nested cycle was detected. Call vectorizable_condition() for
7936 COND_EXPR. If reduction epilogue cannot be created do not fail for
7937 nested cycles (if it is not double reduction). Assert that there
7938 is only one type in the loop in case of COND_EXPR. Call
7939 vectorizable_condition() to vectorize COND_EXPR.
7940 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7941 Add parameters. Allow nested cycles if called from
7942 vectorizable_reduction(). Use reduction vector variable if provided.
7943 (vect_analyze_stmt): Call vectorizable_reduction() before
7944 vectorizable_condition().
7945 (vect_transform_stmt): Update call to vectorizable_condition().
7947 2009-07-20 Christian Bruel <christian.bruel@st.com>
7949 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7950 * doc/invoke.texi (-mfmovd): Likewise.
7951 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7953 2009-07-20 Jan Hubicka <jh@suse.cz>
7955 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7956 when handling SSA name.
7958 2009-07-19 Jan Hubicka <jh@suse.cz>
7960 PR tree-optimization/40676
7961 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7962 virtual PHIs in empty BBs.
7964 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7966 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7967 re-expanded the compound use gen_lowpart instead to convert to the
7970 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7972 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7973 OUTER_CONST arguments.
7974 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7975 the new wider mode will be masked off.
7976 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7978 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7980 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7981 high-order bits are zero.
7983 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7985 * combine.c (simplify_shift_const_1): Split code to determine
7987 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7988 new bits shifted in are identical to the old sign bit.
7990 2009-07-18 Richard Guenther <rguenther@suse.de>
7993 * gimplify.c (gimplify_call_expr): Reject code using results from
7994 functions returning void.
7996 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7998 * doc/md.texi: Document the new PowerPC "es" constraint.
7999 Document that "m" can include automodified addresses on this target,
8000 and explain how %U must be used. Extend the "Q" and "Z" documentation
8001 to suggest "es" as well as "m".
8002 * config/rs6000/constraints.md (es): New memory constraint.
8003 (Q, Z): Update strings to match new documentation.
8005 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8007 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
8008 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
8009 * config/rs6000/predicates.md (volatile_mem_operand): Use
8010 offsettable_nonstrict_memref_p.
8011 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
8012 (*floatunssidf2_internal): Likewise.
8013 (*fix_truncdfsi2_internal): Likewise.
8014 (*fix_trunctfsi2_internal): Likewise.
8016 2009-07-17 Anatoly Sokolov <aesok@post.ru>
8018 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
8020 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8022 2009-07-17 Richard Guenther <rguenther@suse.de>
8025 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
8026 (pass_warn_unused_result): Likewise.
8027 (TODO_set_props): Remove.
8028 * omp-low.c (diagnose_omp_structured_block_errors): Change to
8030 (pass_diagnose_omp_blocks): Define.
8031 * c-decl.c (pop_file_scope): Do not finalize the CU here.
8032 (c_gimple_diagnostics_recursively): Remove.
8033 (finish_function): Do not call it.
8034 (c_write_global_declarations): Continue after errors.
8035 Finalize the CU here.
8036 * c-gimplify.c (c_genericize): Do not gimplify here.
8037 * c-common.c (c_warn_unused_result): Move ...
8038 * tree-cfg.c (do_warn_unused_result): ... here.
8039 (run_warn_unused_result): New function.
8040 (gate_warn_unused_result): New function.
8041 (pass_warn_unused_result): New pass.
8042 * c-common.h (c_warn_unused_result): Remove.
8043 * flags.h (flag_warn_unused_result): Declare.
8044 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
8045 * opts.c (flag_warn_unused_result): Initialize to false.
8046 * toplev.c (compile_file): Add comment.
8047 * omp-low.c (create_omp_child_function): Do not register
8048 the function with the frontend.
8049 (diagnose_omp_structured_block_errors): Prepare to be
8050 called as optimization pass.
8051 (gate_diagnose_omp_blocks): New function.
8052 (pass_diagnose_omp_blocks): New pass.
8053 * cgraph.h (cgraph_optimize): Remove.
8054 (cgraph_analyze_function): Likewise.
8055 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
8056 * cgraphunit.c (cgraph_lower_function): Lower nested functions
8057 before their parents here.
8058 (cgraph_finalize_function): Not here.
8059 (cgraph_analyze_function): Gimplify functions here.
8060 (cgraph_finalize_compilation_unit): Continue after errors.
8061 Optimize the callgraph from here.
8062 (cgraph_optimize): Make static.
8063 * langhooks.c (write_global_declarations): Finalize the CU.
8064 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
8065 (gimplify_function_tree): Assert we gimplify only once.
8066 Set PROP_gimple_any property.
8067 * tree-nested.c (gimplify_all_functions): New function.
8068 (lower_nested_functions): Gimplify all nested functions.
8069 * gimple.h (diagnose_omp_structured_block_errors): Remove.
8070 * passes.c (init_optimization_passes): Add pass_warn_unused_result
8071 and pass_diagnose_omp_blocks after gimplification. Do not
8072 set TODO_set_props on all_lowering_passes.
8073 (execute_one_pass): Do not handle TODO_set_props.
8074 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
8075 (gimplify.o): Add tree-pass.h dependency.
8076 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
8077 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
8078 (unsave_r): Likewise.
8079 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
8082 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
8084 * doc/service.texi (Service): Restore previously removed link,
8085 which isn't broken after all.
8087 2009-07-17 Richard Guenther <rguenther@suse.de>
8089 PR tree-optimization/40321
8090 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
8091 PHI nodes to the maximal set.
8092 (make_values_for_phi): Add PHI arguments to the maximal set.
8093 (execute_pre): Dump PHI_GEN and the maximal set.
8095 2009-07-17 Jakub Jelinek <jakub@redhat.com>
8098 * gimplify.c (gimplify_conversion): Don't change non-conversions into
8101 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
8103 * doc/extend.texi (Nested Functions): Replace broken link with
8105 * doc/service.texi (Service): Remove broken link.
8107 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
8110 * builtins.c (expand_builtin_memcmp): Use loc instead of
8111 EXPR_LOCATION (exp).
8112 (expand_builtin_strncmp): Likewise.
8114 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
8115 Manuel López-Ibáñez <manu@gcc.gnu.org>
8118 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
8119 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
8120 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
8121 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
8122 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
8123 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
8124 tree-inline.c, c-common.c, c-common.h, gimple.c,
8125 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
8126 convert.c: Add location argument to fold_{unary,binary,ternary},
8127 fold_build[123], build_call_expr, build_size_arg,
8128 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
8129 fold_build1_initializer, fold_build2_initializer,
8130 fold_build3_initializer, fold_build_call_array,
8131 fold_build_call_array_initializer, fold_single_bit_test,
8132 omit_one_operand, omit_two_operands, invert_truthvalue,
8133 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
8134 combine_comparisons, fold_builtin_*, fold_call_expr,
8135 build_range_check, maybe_fold_offset_to_address, round_up,
8138 2009-07-16 Jason Merrill <jason@redhat.com>
8141 * c-common.c (c_common_reswords): Add __is_standard_layout
8143 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
8144 * doc/implement-cxx.texi: New.
8145 * doc/gcc.texi: Include it.
8147 2009-07-16 DJ Delorie <dj@redhat.com>
8149 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
8150 compares that may be indirectly affected by previous instructions.
8152 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8154 * builtins.c (do_mpc_arg2): New.
8155 (fold_builtin_2): Fold builtin cpow.
8156 * real.h (HAVE_mpc_pow): New.
8158 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
8160 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
8161 comparison to skip unprofitable schedule
8163 2009-07-16 Simon Baldwin <simonb@google.com>
8165 * gcc.c (option_map): New flag -no-canonical-prefixes.
8166 * (display_help): Print help text for new flag.
8167 * (process_command): Move options translation and language specifics
8168 and handle new flag early. Use it to set a function pointer to a
8169 prefix builder. Replace make_relative_prefix calls with calls to
8170 the function pointed to. Ignore new flag in regular options handling.
8171 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
8173 2009-07-15 DJ Delorie <dj@redhat.com>
8175 * config/mep/mep.md (sibcall_internal): Change register to avoid
8177 (sibcall_value_internal): Likewise.
8179 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
8181 PR rtl-optimization/40710
8182 * resource.c (mark_target_live_regs): Reset DF problem to LR.
8184 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
8186 * config/mips/mips.md (*extenddi_truncate<mode>,
8187 *extendsi_truncate<mode>): Change type attribute to move_type
8188 with shift_shift. Split out code handling exts from here ...
8189 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
8191 (*extendhi_truncateqi): Change type attribute to move_type with
8192 shift_shift. Split out code handling exts from here ...
8193 (*extendhi_truncateqi_exts): ... to this new pattern.
8195 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
8197 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
8198 instead of "and" with inverted sign bit mask value. Use
8199 "nonimmediate_operand" for operand 1 and operand 2 predicate.
8200 Allocate registers only for operand 4 and operand 5.
8202 2009-07-15 Jakub Jelinek <jakub@redhat.com>
8205 * fold-const.c (fold_cond_expr_with_comparison): When folding
8206 < and <= to MIN, make sure the MIN uses the same type as the
8207 comparison's operands.
8209 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
8211 * arm.md (ior_xor): New code iterator.
8212 (split for ior/xor with shift and zero-extend): New split pattern.
8213 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
8215 2009-07-15 Richard Guenther <rguenther@suse.de>
8217 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
8220 2009-07-15 Richard Guenther <rguenther@suse.de>
8223 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
8225 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8227 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
8228 handle 2.6.30 kernel.
8230 2009-07-15 DJ Delorie <dj@redhat.com>
8232 * config/mep/mep.md (sibcall_internal): Change register to allow
8233 for 24-bit addresses.
8234 (sibcall_value_internal): Likewise.
8236 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
8238 * doc/invoke.texi: Added descriptions of the scheduling heuristics
8239 that are enabled/disabled by the flags introduced by a previous patch.
8241 2009-07-14 DJ Delorie <dj@redhat.com>
8243 * config/mep/mep.md (sibcall_internal): Include non-toggling
8245 (sibcall_value_internal): Likewise.
8247 2009-07-14 Taras Glek <tglek@mozilla.com>
8248 Rafael Espindola <espindola@google.com>
8250 * doc/sourcebuild.texi: Document install-plugin target.
8251 * configure.ac: Added install-plugin target to language makefiles.
8252 * configure: Regenerate.
8253 * Makefile.in: (install-plugin): Install more headers,
8254 depend on lang.install-plugin.
8256 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8258 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
8261 2009-07-14 DJ Delorie <dj@redhat.com>
8263 * config/mep/mep.c (mep_vliw_jmp_match): New function.
8264 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
8265 * config/mep/mep.md (sibcall_internal): Change test from
8266 mep_vliw_mode_match to mep_vliw_jmp_match.
8267 (sibcall_value_internal): Likewise.
8269 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
8271 * config/i386/sse.md (copysign<mode>3): New expander.
8272 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
8273 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
8274 Use ix86_build_const_vector.
8275 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
8276 IX86_BUILTIN_CPYSGNPD.
8277 (builtin_description): Add __builtin_ia32_copysignps and
8278 __builtin_ia32_copysignpd.
8279 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
8280 and BUILT_IN_COPYSIGNF.
8282 2009-07-13 Jason Merrill <jason@redhat.com>
8284 * builtins.c (can_trust_pointer_alignment): New fn.
8285 (get_pointer_alignment): Factor it out from here.
8286 * tree.h: Declare it.
8288 2009-07-14 David Edelsohn <edelsohn@gnu.org>
8290 * config/rs6000/predicates.md (offsettable_mem_operand): Test
8293 2009-07-14 Dodji Seketeli <dodji@redhat.com>
8297 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
8299 2009-07-14 Richard Guenther <rguenther@suse.de>
8300 Andrey Belevantsev <abel@ispras.ru>
8303 * cfgexpand.c (partition_stack_vars): Do not bother to update
8304 alias information when not optimizing.
8306 2009-07-14 Richard Guenther <rguenther@suse.de>
8307 Andrey Belevantsev <abel@ispras.ru>
8309 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
8310 (pt_solution_set): Likewise.
8311 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
8312 * tree-ssa-structalias.c (pt_solution_set): New function.
8313 * final.c (rest_of_clean_state): Free SSA data structures.
8314 * print-rtl.c (print_decl_name): Remove.
8315 (print_mem_expr): Implement in terms of print_generic_expr.
8316 * alias.c (ao_ref_from_mem): New function.
8317 (rtx_refs_may_alias_p): Likewise.
8318 (true_dependence): Query alias-export info.
8319 (canon_true_dependence): Likewise.
8320 (write_dependence_p): Likewise.
8321 * tree-dfa.c (get_ref_base_and_extent): For void types leave
8323 * emit-rtl.c (component_ref_for_mem_expr): Remove.
8324 (mem_expr_equal_p): Use operand_equal_p.
8325 (set_mem_attributes_minus_bitpos): Do not use
8326 component_ref_for_mem_expr.
8327 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8328 (update_alias_info_with_stack_vars): Likewise.
8329 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8330 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8331 explicitly nor clear stmt operands.
8332 Free the decl-to-pointer map.
8333 * tree-optimize.c (execute_free_datastructures): Do not free
8334 SSA data structures here.
8335 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8336 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8337 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8339 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8341 2009-07-13 DJ Delorie <dj@redhat.com>
8343 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8344 unrolling at the right iteration count.
8346 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8349 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8351 * haifa-sched.c (rank_for_schedule): Introduced flags to
8352 enable/disable individual scheduling heuristics.
8353 * common.opt: Introduced flags to enable/disable individual
8354 heuristics in the scheduler.
8355 * doc/invoke.texi: Introduced flags to enable/disable individual
8356 heuristics in the scheduler.
8358 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8360 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8361 config/i386/mingw-tls.c.
8362 * config/i386/mingw-tls.c: Removed.
8364 2009-07-13 Ira Rosen <irar@il.ibm.com>
8366 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8367 checks access only relevant statements.
8368 (vectorizable_reduction): Likewise.
8370 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8372 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8373 just for 32-bit case.
8375 2009-07-12 Jan Hubicka <jh@suse.cz>
8377 PR tree-optimization/40585
8378 * except.c (expand_resx_expr): When there already is resume
8379 instruction, produce linked list.
8380 (build_post_landing_pads): Assert that resume is empty.
8381 (connect_post_landing_pads): Handle resume lists.
8382 (dump_eh_tree): Dump resume list.
8384 2009-07-12 Ira Rosen <irar@il.ibm.com>
8386 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8387 with additional argument.
8388 * tree-vectorizer.h (enum vect_def_type): Add
8389 vect_double_reduction_def.
8390 (vect_is_simple_reduction): Add argument.
8391 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8393 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8394 vect_is_simple_reduction with additional argument.
8395 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8397 (reduction_code_for_scalar_code): Handle additional codes by
8398 returning ERROR_MARK for them. Fix comment and indentation.
8399 (vect_is_simple_reduction): Fix comment, add argument to specify
8400 double reduction. Detect double reduction.
8401 (get_initial_def_for_induction): Fix indentation.
8402 (get_initial_def_for_reduction): Fix comment and indentation.
8403 Handle double reduction. Create initial definitions that do not
8404 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8405 (vect_create_epilog_for_reduction): Fix comment, add argument to
8406 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8407 epilogue result extraction. Create double reduction phi node and
8408 replace relevant uses.
8409 (vectorizable_reduction): Call vect_is_simple_reduction with
8410 additional argument. Fix indentation. Update epilogue code treatment
8411 according to the changes in reduction_code_for_scalar_code. Check
8412 for double reduction. Call vect_create_epilog_for_reduction with
8413 additional argument.
8414 * tree-vect-stmts.c (process_use): Handle double reduction, update
8416 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8417 (vect_get_vec_def_for_operand): Likewise.
8419 2009-07-12 Danny Smith <dansmister@gmail.com>
8421 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8422 dllexport if !TREE_PUBLIC.
8423 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8425 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8427 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8428 (avr_extra_arch_macro) Remove declatation.
8429 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8430 (avr_extra_arch_macro) Declare as static.
8431 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8433 2009-07-11 Jan Hubicka <jh@suse.cz>
8436 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8438 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8441 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8442 cold_in_std_section bits.
8443 (dwarf2out_begin_prologue): Initialize them.
8444 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8445 if already covered by text_section or cold_text_section range.
8447 PR rtl-optimization/40667
8448 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8449 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8450 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8451 * config/i386/i386.c (ix86_minimum_alignment): New function.
8452 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8453 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8454 * emit-rtl.c (gen_reg_rtx): Likewise.
8455 * function.c (assign_parms): Likewise. If nominal_type needs
8456 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8457 rather than passed_type's alignment.
8460 * function.c (assign_parm_setup_stack): Adjust
8461 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8462 from nominal_mode on big endian.
8464 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8466 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8468 2009-07-10 DJ Delorie <dj@redhat.com>
8470 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8472 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8474 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8476 (thumb2_cbnz): Likewise.
8478 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8481 * config.gcc (supported_defaults): Add synci.
8482 (with_synci): Add validation.
8483 (all_defaults): Add synci.
8484 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8487 * config/mips/mips.opt (msynci): New option.
8488 * config/mips/mips.c (mips_override_options): Warn on use of
8489 -msynci for targets that do now support it.
8490 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8492 * gcc/doc/invoke.texi (-msynci): Document the new option.
8493 * doc/install.texi (--with-synci): Document the new option.
8495 2009-07-10 Richard Guenther <rguenther@suse.de>
8497 PR tree-optimization/40496
8498 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8499 the PHI result with a compatible type.
8501 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8505 * c.opt (Wunused-result): New.
8506 * doc/invoke.texi: Document it.
8507 * c-common.c (c_warn_unused_result): Use it.
8509 2009-07-09 DJ Delorie <dj@redhat.com>
8511 * targhooks.c (default_target_can_inline_p): Rename from
8512 default_target_option_can_inline_p.
8513 * targhooks.h (default_target_can_inline_p): Likewise.
8514 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8515 TARGET_OPTION_CAN_INLINE_P.
8516 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8517 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8518 (mep_target_can_inline_p): Rename from
8519 mep_target_option_can_inline_p.
8522 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8523 registers used to pass vectors.
8525 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8527 2009-07-09 Tom Tromey <tromey@redhat.com>
8529 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8530 * config/mmix/mmix.c: Include dwarf2.h.
8531 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8532 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8533 * config/sh/sh.c: Include dwarf2.h.
8534 * config/i386/i386.c: Include dwarf2.h.
8535 * Makefile.in (DWARF2_H): Remove 'elf'.
8536 * except.c: Include dwarf2.h.
8537 * unwind-dw2.c: Include dwarf2.h.
8538 * dwarf2out.c: Include dwarf2.h.
8539 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8540 * unwind-dw2-fde.c: Include dwarf2.h.
8541 * dwarf2asm.c: Include dwarf2.h.
8543 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8545 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8546 (max_issue): Use it.
8547 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8549 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8550 (region_sched_info): Update.
8551 * sched-ebb.c (ebb_sched_info): Update.
8552 * modulo-sched.c (sms_sched_info): Update.
8553 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8555 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8557 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8559 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8561 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8563 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8566 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8567 arg1 with arg01 if arg1 is already INTEGER_CST.
8569 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8571 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8572 Transform (and (truncate)) into (truncate (and)).
8574 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8576 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8577 creating LHS paradoxical subregs. Fix surrounding returns to
8578 use NULL_RTX rather than 0.
8580 2009-07-08 DJ Delorie <dj@redhat.com>
8582 * config/mep/mep.c: (mep_option_can_inline_p): New.
8583 (TARGET_OPTION_CAN_INLINE_P): Define.
8585 2009-07-08 Mark Wielaard <mjw@redhat.com>
8588 * dwarf2out.c (add_data_member_location_attribute): When we have
8589 only a constant offset don't emit a new location description using
8590 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8593 2009-07-08 Richard Henderson <rth@redhat.com>
8596 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8597 (enum reg_class): Add CLOBBERED_REGS.
8598 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8599 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8600 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8601 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8602 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8603 force 64-bit sibcalls into R11.
8604 * config/i386/constraints.md (U): New constraint.
8605 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8606 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8607 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8609 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8611 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8613 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8614 * ebitmap.h (dump_ebitmap): Ditto.
8615 * optabs.h (optab_libfunc): Ditto.
8616 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8617 * tree-flow.h (vect_can_force_dr_alignment_p,
8618 get_vectype_for_scalar_type): Ditto.
8619 (vectorize_loops): Move prototype to ...
8620 * tree-vectorizer.h: ... here. Also, adjust comment.
8621 (vect_set_verbosity_level): Remove duplicate prototype.
8622 * tree-ssa-loop.c: Include tree-vectorizer.h.
8623 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8625 2009-07-08 Nick Clifton <nickc@redhat.com>
8627 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8630 2009-07-08 DJ Delorie <dj@redhat.com>
8632 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8633 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8634 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8636 * config/mep/intrinsics.md: Regenerated.
8637 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8638 registers when asm() or calls are detected.
8640 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8643 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8645 * gimple (gimple_build_call_from_tree): Likewise.
8646 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8647 no_warning flag before warning.
8649 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8651 * tree.c (set_expr_locus): Remove.
8652 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8653 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8655 * gimplify.c (internal_get_tmp_var): Likewise.
8656 (gimplify_call_expr): Likewise.
8657 (gimplify_one_sizepos): Likewise.
8659 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8662 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8663 to variables for debugging purposes.
8665 2009-06-23 Mark Loeser <mark@halcy0n.com>
8668 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8670 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8672 * pretty-print.c (pp_base_format): Remove %J.
8673 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8674 gcc_cxxdiag_char_table): Likewise.
8675 (init_dynamic_diag_info): Likewise.
8677 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8679 * pretty-print.c (pp_base_format): Remove %H.
8680 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8681 gcc_cxxdiag_char_table): Likewise.
8682 (init_dynamic_diag_info): Likewise.
8683 * config/mep/mep.c (mep_select_section): Likewise.
8685 2009-07-07 Duncan Sands <baldrick@free.fr>
8687 * final.c (pass_clean_state): Give the pass a name.
8688 * passes.c (pass_rest_of_compilation): Likewise.
8689 * tree-optimize.c (pass_all_optimizations): Likewise.
8691 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8693 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8694 an extra 'decl' for error_at.
8696 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8699 * tree-tailcall.c (adjust_return_value_with_ops,
8700 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8701 if it has complex or vector type.
8703 2009-07-07 Olivier Hainque <hainque@adacore.com>
8705 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8708 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8710 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8712 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8714 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8715 * c-decl.c: Likewise.
8716 * function.c: Likewise.
8717 * varasm.c: Likewise.
8718 * tree-ssa.c: Likewise.
8719 * c-common.c: Likewise.
8720 * tree-cfg.c: Likewise.
8721 * config/spu/spu.c: Likewise.
8722 * config/ia64/ia64.c: Likewise.
8723 * config/v850/v850.c: Likewise.
8725 2009-07-06 DJ Delorie <dj@redhat.com>
8727 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8728 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8729 unspecified accesses to control registers.
8730 * config/mep/intrinsics.md: Regenerate.
8731 * config/mep/intrinsics.h: Regenerate.
8732 * config/mep/mep-intrin.h: Regenerate.
8734 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8736 * c-lex.c: Replace %H by an explicit location. Update all calls.
8737 * c-common.c: Likewise.
8738 * c-decl.c: Likewise.
8739 * c-typeck.c: Likewise.
8740 * fold-const.c: Likewise.
8741 * gimplify.c: Likewise.
8743 * tree-cfg.c: Likewise.
8744 * tree-ssa-loop-niter.c: Likewise.
8745 * tree-vrp.c: Likewise.
8746 * value-prof.c: Likewise.
8748 2009-07-06 Diego Novillo <dnovillo@google.com>
8750 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8751 if it has one. Handle cases where VAR does not have an
8752 annotation or cfun is NULL.
8754 2009-07-06 Diego Novillo <dnovillo@google.com>
8756 * tree.c: Include debug.h.
8757 (initialize_tree_contains_struct): New.
8758 (init_ttree): Call it.
8759 (tree_node_structure_for_code): Factor out of ...
8760 (tree_node_structure): ... here.
8761 * treestruct.def (TS_PHI_NODE): Remove.
8762 (TS_GIMPLE_STATEMENT): Remove.
8764 2009-07-06 Diego Novillo <dnovillo@google.com>
8766 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8767 (debug_tree_chain): Handle cycles.
8769 2009-07-06 Nick Clifton <nickc@redhat.com>
8770 DJ Delorie <dj@redhat.com>
8772 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8773 __FMOVD_ENABLED__ is defined.
8775 (TARGET_FMOVD): Provide a default definition.
8776 (MASK_FMOVD): Likewise.
8777 (TARGET_CPU_CPP_BUILTINS): Define
8778 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8779 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8780 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8781 (split for DF load from memory into register): Also handle
8782 MEMs which consist of REG+DISP addressing.
8783 (split for DF store from register to memory): Likewise.
8784 (movsf_ie): Always use single fp_mode.
8785 * config/sh/sh.c (sh_override_options): Do not automatically
8786 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8787 that to the -mfmovd command line switch.
8788 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8789 (fldi_ok): Always allow.
8790 * config/sh/sh.opt (mfmovd): Remove this switch.
8791 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8793 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8794 Kaz Kojima <kkojima@gcc.gnu.org>
8796 PR rtl-optimization/30807
8797 * postreload.c (reload_combine): For every new use of REG_SUM,
8798 record the use of BASE.
8800 2009-07-06 Jan Hubicka <jh@suse.cz>
8802 * params.def: Revert my accidental commit at 2009-06-30.
8804 2009-07-04 Ian Lance Taylor <iant@google.com>
8807 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8809 (mingw_format_attribute_overrides): Likewise.
8811 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8814 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8815 don't check cfa.reg. Instead of cfa.indirect use
8816 fde && fde->drap_reg != INVALID_REGNUM test.
8818 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8820 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8822 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8825 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8827 2009-07-03 Richard Guenther <rguenther@suse.de>
8829 PR tree-optimization/40640
8830 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8833 2009-07-03 Jan Hubicka <jh@suse.cz>
8835 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8836 for size, reduce amount of inlining.
8838 2009-07-03 Richard Guenther <rguenther@suse.de>
8841 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8842 if t +- x is known to not overflow and the conversion widens the
8844 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8846 2009-07-03 Jan Hubicka <jh@suse.cz>
8848 * ipa-pure-const.c (analyze): Update loop optimizer init.
8849 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8850 try_remove_empty_loop, remove_empty_loops): Remove.
8851 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8852 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8853 to mark regular loops as neccesary.
8854 (degenerate_phi_p): New function.
8855 (propagate_necessity, remove_dead_phis): Use it.
8856 (forward_edge_to_pdom): Likewise.
8857 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8858 virtual PHI nodes that became unreachable.
8859 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8860 * tree-flow.h (remove_empty_loops): Remove.
8861 * passes.c (init_optimization_passes): Remove.
8863 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8865 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8866 can_create_pseudo_p.
8867 (*fix_trunc<mode>_i387_1): Ditto.
8868 (*floathi<mode>2_1): Ditto.
8869 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8870 (*fistdi2_1): Ditto.
8871 (*fist<mode>2_1): Ditto.
8872 (frndintxf2_floor): Ditto.
8873 (*fist<mode>2_floor_1): Ditto.
8874 (frndintxf2_ceil): Ditto.
8875 (*fist<mode>2_ceil_1): Ditto.
8876 (frndintxf2_trunc): Ditto.
8877 (frndintxf2_mask_pm): Ditto.
8878 (fxam<mode>2_i387_with_temp): Ditto.
8879 * config/i386/sse.md (mulv16qi3): Ditto.
8880 (*sse2_mulv4si3): Ditto.
8882 (sse4_2_pcmpestr): Ditto.
8883 (sse4_2_pcmpistr): Ditto.
8885 2009-07-03 Jan Hubicka <jh@suse.cz>
8887 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8888 (mark_stmt_necessary): Set it.
8889 (mark_operand_necessary): Set it.
8890 (mark_control_dependent_edges_necessary): Set it.
8891 (mark_virtual_phi_result_for_renaming): New function.
8892 (get_live_post_dom): New function.
8893 (forward_edge_to_pdom): New function.
8894 (remove_dead_stmt): Fix handling of control dependences.
8895 (tree_dce_init): Init new bitmap.
8896 (tree_dce_done): Free it.
8898 2009-07-02 Richard Guenther <rguenther@suse.de>
8901 * tree-ssa-structalias.c (new_var_info): Initialize
8904 2009-07-02 Jan Hubicka <jh@suse.cz>
8906 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8909 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8911 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8912 instead of recomputing it. Adjust calls.
8913 (emit_store_flag): Adjust recursive calls.
8915 2009-07-02 Richard Guenther <rguenther@suse.de>
8917 * tree-ssa-live.c (remove_unused_locals): Do not remove
8919 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8920 of DECL_EXTERNAL for HEAP variables.
8921 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8922 HEAP variables. Do not adjust RESTRICT vars.
8923 (find_what_var_points_to): Nobody cares if something
8926 2009-07-02 Ben Elliston <bje@au.ibm.com>
8928 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8929 pc_low and pc_high declarations to the top of the function.
8931 2009-07-01 DJ Delorie <dj@redhat.com>
8933 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8935 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8936 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8937 unspecified accesses to control registers.
8938 * config/mep/intrinsics.md: Regenerate.
8939 * config/mep/intrinsics.h: Regenerate.
8940 * config/mep/mep-intrin.h: Regenerate.
8942 2009-07-01 Anthony Green <green@moxielogic.com>
8944 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8945 instruction when possible.
8946 (moxie_expand_prologue): Ditto. Also, save an instruction and
8947 some complexity by popping off of $r12 instead of $sp.
8948 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8951 2009-07-01 Richard Henderson <rth@redhat.com>
8954 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8955 contained no insns, reposition note before last insn.
8957 2009-07-01 Richard Henderson <rth@redhat.com>
8960 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8961 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8963 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8966 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8967 darwin9 for printing reg addresses with %y.
8969 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8971 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8972 truncation from operands in binary operations.
8974 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8977 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8978 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8979 subreg of op0 to the original op0.
8981 * expmed.c (store_bit_field_1): Use a temporary as the destination
8982 instead of a paradoxical subreg when we need to truncate the result.
8984 2009-07-01 DJ Delorie <dj@redhat.com>
8986 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8987 names to VLIW variants.
8988 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8989 * config/mep/intrinsics.md: Regenerate.
8990 * config/mep/intrinsics.h: Regenerate.
8991 * config/mep/mep-intrin.h: Regenerate.
8993 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8996 * jump.c (returnjump_p): Revert last patch.
8997 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8999 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9002 * pa.md (casesi32p): Use jump table label to determine the offset
9004 (casesi64p): Likewise.
9006 * pa.c (forward_branch_p): Return bool type. Use instruction
9007 addresses when available. Assert that INSN has a jump label.
9008 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
9011 2009-07-01 Richard Guenther <rguenther@suse.de>
9013 PR tree-optimization/19831
9014 * tree-ssa-dce.c (propagate_necessity): Calls to functions
9015 that only act as barriers do not make any previous stores necessary.
9016 * tree-ssa-structalias.c (handle_lhs_call): Delay making
9017 HEAP variables global, do not add a constraint from nonlocal.
9018 (find_func_aliases): Handle escapes through return statements.
9019 (compute_points_to_sets): Make escaped HEAP variables global.
9021 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9024 * expmed.c (emit_store_flag): Perform a conversion if necessary,
9025 after reducing a DImode cstore to SImode.
9027 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9029 * expr.c (expand_expr_real_1): Reinstate fallthrough to
9030 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
9032 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
9034 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
9035 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
9037 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
9038 and umod_optab if TARGET_BSD_DIVMOD.
9039 * config/vax/lib1funcs.asm: New file.
9040 * config/vax/t-linux: New file.
9041 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
9043 2009-06-30 Jakub Jelinek <jakub@redhat.com>
9046 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
9047 to type arguments that have void type.
9050 * dwarf2out.c (gen_formal_parameter_die): Call
9051 equate_decl_number_to_die if node is different from origin.
9053 2009-06-30 Anthony Green <green@moxielogic.com>
9055 Clean up moxie port for --enable-build-with-cxx.
9056 * config/moxie/moxie.c (moxie_function_value): First two
9057 parameters are const_tree, not tree.
9058 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
9059 (REG_CLASS_NAMES): Ditto.
9060 (REGNO_REG_CLASS): Ditto.
9061 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
9062 (moxie_function_value): Fix constyness of arguments.
9064 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
9066 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
9067 finalize_size_functions before further processing.
9068 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
9069 (variable_size): Call self_referential_size on size expressions
9070 that contain a PLACEHOLDER_EXPR.
9071 (size_functions): New static variable.
9072 (copy_self_referential_tree_r): New static function.
9073 (self_referential_size): Likewise.
9074 (finalize_size_functions): New global function.
9075 * tree.c: Include tree-inline.h.
9076 (push_without_duplicates): New static function.
9077 (find_placeholder_in_expr): New global function.
9078 (substitute_in_expr) <tcc_declaration>: Return the replacement object
9080 <tcc_expression>: Likewise.
9081 <tcc_vl_exp>: If the replacement object is a constant, try to inline
9082 the call in the expression.
9083 * tree.h (finalize_size_functions): Declare.
9084 (find_placeholder_in_expr): Likewise.
9085 (FIND_PLACEHOLDER_IN_EXPR): New macro.
9086 (substitute_placeholder_in_expr): Update comment.
9087 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
9089 (copy_tree_body_r): Likewise.
9090 (copy_tree_body): New static function.
9091 (maybe_inline_call_in_expr): New global function.
9092 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
9093 (maybe_inline_call_in_expr): Declare.
9094 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
9095 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
9098 2009-06-30 Richard Guenther <rguenther@suse.de>
9100 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
9102 (propagate_necessity): Do not mark reaching defs of stores
9105 2009-06-30 Jan Hubicka <jh@suse.cz>
9107 * cfgloopanal.c (check_irred): Move into ...
9108 (mark_irreducible_loops): ... here; return true if ireducible
9110 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
9111 (analyze_function): Try to prove loop finiteness.
9112 * cfgloop.h (mark_irreducible_loops): Update prototype.
9113 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
9115 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
9117 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
9119 2009-06-30 Ira Rosen <irar@il.ibm.com>
9121 PR tree-optimization/40542
9122 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
9125 2009-06-30 Martin Jambor <mjambor@suse.cz>
9127 PR tree-optimization/40582
9128 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
9129 than useless_type_conversion_p.
9130 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
9133 2009-06-30 Martin Jambor <mjambor@suse.cz>
9136 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
9138 2009-06-30 Richard Guenther <rguenther@suse.de>
9140 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
9141 use ao_ref references.
9142 (walk_aliased_vdefs): Likewise.
9143 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
9144 * tree-ssa-dce.c (struct ref_data): Remove.
9145 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
9146 (mark_aliased_reaching_defs_necessary): Adjust.
9147 (mark_all_reaching_defs_necessary_1): Likewise.
9149 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
9152 * expmed.c (emit_cstore): New name of emit_store_flag_1.
9153 (emit_store_flag_1): Extract from emit_store_flag, adjust
9154 calls to (what now is) emit_cstore.
9155 (emit_store_flag): Call emit_store_flag_1 and also use it
9156 for what used to be recursive calls.
9158 2009-06-30 Wei Guozhi <carrot@google.com>
9161 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
9162 if the target bb post dominates from bb.
9163 * config/i386/i386.c (memory_address_length): Check existence of base
9164 register before using it.
9166 2009-06-30 Nick Clifton <nickc@redhat.com>
9167 DJ Delorie <dj@redhat.com>
9169 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9170 __FMOVD_ENABLED__ is defined.
9172 (TARGET_FMOVD): Provide a default definition.
9173 (MASK_FMOVD): Likewise.
9174 (TARGET_CPU_CPP_BUILTINS): Define
9175 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9176 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9177 two fmov instructions depending upon whether TARGET_FMOVD is
9179 (split for DF load from memory into register): Also handle
9180 MEMs which consist of REG+DISP addressing.
9181 (split for DF store from register to memory): Likewise.
9182 * config/sh/sh.opt (mfmovd): Remove this switch.
9183 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9184 * config/sh/sh.c (sh_override_options): Do not automatically
9185 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9186 that to the -mfmovd command line switch.
9188 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
9190 (fldi_ok): Always allow.
9191 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
9193 2009-06-29 DJ Delorie <dj@redhat.com>
9195 * doc/install.texi (mep-x-elf): Correct chip's full name.
9197 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
9199 * doc/extend.texi: Fix typo.
9201 2009-06-29 Tom Tromey <tromey@redhat.com>
9204 * Makefile.in (DWARF2_H): New variable.
9206 (dwarf2out.o): Likewise.
9207 (dwarf2asm.o): Likewise.
9208 * config/i386/t-i386: Use DWARF2_H.
9209 * except.c: Include elf/dwarf2.h.
9210 * unwind-dw2.c: Include elf/dwarf2.h.
9211 * dwarf2out.c: Include elf/dwarf2.h.
9212 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
9213 <dtprel>: New field.
9214 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
9215 (size_of_loc_descr): Likewise.
9216 (output_loc_operands_raw): Likewise.
9217 (output_loc_operands): Handle new dtprel field.
9218 (loc_checksum): Update.
9219 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
9220 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
9221 * unwind-dw2-fde.c: Include elf/dwarf2.h.
9222 * dwarf2asm.c: Include elf/dwarf2.h.
9223 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
9224 * config/mmix/mmix.c: Include elf/dwarf2.h.
9225 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
9226 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
9227 * config/sh/sh.c: Include elf/dwarf2.h.
9228 * config/i386/i386.c: Include elf/dwarf2.h.
9230 2009-06-29 DJ Delorie <dj@redhat.com>
9232 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
9234 * doc/extend.texi: Add MeP attributes and pragmas.
9235 * doc/invoke.text: Add MeP Options.
9236 * doc/contrib.texi: Add MeP contribution.
9237 * doc/md.texi: Add MeP constraints.
9238 * doc/install.texi: Add MeP target.
9240 2009-06-30 Anatoly Sokolov <aesok@post.ru>
9242 * target.h (struct gcc_target): Add frame_pointer_required field.
9243 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
9244 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
9245 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
9247 * reload1.c (update_eliminables): (Ditto.).
9248 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
9249 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9250 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
9252 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
9254 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
9255 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9256 (arm_frame_pointer_required): New function.
9258 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
9259 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9260 (avr_frame_pointer_required_p): Declare as static.
9261 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
9263 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
9264 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9265 (bfin_frame_pointer_required): Make as static, change return type
9267 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
9269 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
9270 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9271 (cris_frame_pointer_required): New function.
9273 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
9275 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
9276 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9277 (fr30_frame_pointer_required): New function.
9279 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
9280 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9281 (frv_frame_pointer_required): Make as static, change return type
9283 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
9285 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
9286 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9287 (ix86_frame_pointer_required): Make as static, change return type to
9289 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
9291 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
9292 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9294 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
9296 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
9298 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
9300 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
9301 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9302 (mips_frame_pointer_required): Make as static.
9303 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
9305 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
9306 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9307 (mmix_frame_pointer_required): Mew function.
9309 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
9310 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9312 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
9314 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
9316 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
9318 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
9319 (CAN_ELIMINATE): Redefine.
9320 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9321 (sparc_frame_pointer_required): New function.
9322 (sparc_can_eliminate): New function.
9323 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9325 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9326 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9328 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9329 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9330 (xtensa_frame_pointer_required): Make as static, change return type
9332 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9335 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9337 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9338 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9339 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9340 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9341 (register_callback): Handle PLUGIN_START_UNIT.
9342 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9344 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9346 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9348 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9349 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9351 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9353 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9356 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9358 * doc/extend.texi (Additional Floating Types): __float128 is also
9359 supported on i386 targets.
9361 2009-06-29 Richard Guenther <rguenther@suse.de>
9364 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9366 (pt_solutions_same_restrict_base): Declare.
9367 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9369 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9370 (make_constraint_from, make_copy_constraint): Move earlier.
9371 (make_constraint_from_heapvar): New function.
9372 (make_constraint_from_restrict): Likewise.
9373 (handle_lhs_call): Use it.
9374 (find_func_aliases): Use it to track conversions to restrict
9376 (struct fieldoff): Add only_restrict_pointers flag.
9377 (push_fields_onto_fieldstack): Initialize it.
9378 (create_variable_info_for): Track global restrict qualified pointers.
9379 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9380 Track restrict qualified pointer arguments.
9381 (set_uids_in_ptset): Use varinfo is_global_var flag.
9382 (find_what_var_points_to): Set the vars_contains_restrict flag.
9383 Always create the points-to solution for sets including restrict tags.
9384 (pt_solutions_same_restrict_base): New function.
9385 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9386 qualified pointers use pt_solutions_same_restrict_base as
9387 additional source for disambiguation.
9389 2009-06-29 Richard Guenther <rguenther@suse.de>
9392 * alias.c (find_base_decl): Remove.
9393 (get_deref_alias_set_1): Remove restrict handling.
9394 * c-common.c (c_apply_type_quals_to_decl): Do not set
9395 DECL_POINTER_ALIAS_SET.
9396 * gimplify.c (find_single_pointer_decl_1): Remove.
9397 (find_single_pointer_decl): Likewise.
9398 (internal_get_tmp_var): Remove restrict handling.
9399 (gimple_regimplify_operands): Likewise.
9400 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9401 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9402 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9403 * tree.c (restrict_base_for_decl): Remove.
9404 (init_ttree): Do not allocate it.
9405 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9406 LABEL_DECL_UID for label decls.
9407 (copy_node_stat): Do not copy restrict information.
9408 (decl_restrict_base_lookup): Remove.
9409 (decl_restrict_base_insert): Likewise.
9410 (print_restrict_base_statistics): Likewise.
9411 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9412 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9413 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9414 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9415 (LABEL_DECL_UID): Adjust.
9416 (DECL_BASED_ON_RESTRICT_P): Remove.
9417 (DECL_GET_RESTRICT_BASE): Likewise.
9418 (SET_DECL_RESTRICT_BASE): Likewise.
9419 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9421 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9422 instead of DECL_POINTER_ALIAS_SET.
9423 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9424 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9425 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9427 2009-06-29 Richard Guenther <rguenther@suse.de>
9429 PR tree-optimization/40579
9430 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9431 the IL to simplify has constants that overflowed.
9433 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9435 PR tree-optimization/40550
9436 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9437 vector_compute_type only when the size of vector_compute_type is
9438 less than the size of type.
9440 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9442 * fold-const.c (contains_label_1): Fix comments.
9443 (contains_label_p): Do not walk trees multiple time.
9445 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9447 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9448 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9449 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9450 ix86_fp_comparison_operator.
9451 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9452 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9453 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9454 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9455 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9456 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9457 (related splits): Change predicate to ix86_fp_comparison_operator.
9458 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9459 instead of ix86_fp_comparison_codes.
9460 (ix86_trivial_fp_comparison_operator,
9461 ix86_fp_comparison_operator): New.
9462 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9463 (ix86_expand_compare): Eliminate last two parameters.
9464 (ix86_fp_jump_nontrivial_p): Kill.
9465 * config/i386/i386.c (put_condition_code): Eliminate call to
9466 ix86_fp_comparison_codes and subsequent assertion.
9467 (ix86_fp_comparison_codes): Eliminate.
9468 (ix86_fp_swap_condition): New.
9469 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9470 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9471 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9472 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9473 and ix86_fp_swap_condition.
9474 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9475 Use ix86_fp_comparison_strategy.
9476 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9477 (ix86_fp_jump_nontrivial_p): Eliminate.
9478 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9479 call to ix86_expand_compare.
9480 (ix86_split_fp_branch, ix86_expand_setcc,
9481 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9482 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9484 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9486 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9487 related to jump_clobbers.
9488 * config/arm/arm.md (conds): Remove jump_clob case.
9489 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9490 splits): Change comparison_operator to arm_comparison_operator.
9491 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9494 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9496 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9497 condition for floating point modes.
9498 * expmed.c (emit_store_flag_1): Move here a bigger part
9500 (emit_store_flag): Try swapping the condition for floating point
9502 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9504 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9506 * expr.c (expand_expr_real_1): Just use do_store_flag.
9507 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9508 emit_store_flag_force.
9509 * expmed.c (emit_store_flag_force): Copy here trick
9510 previously in expand_expr_real_1. Try reversing the comparison.
9511 (emit_store_flag_1): Work if target is NULL.
9512 (emit_store_flag): Work if target is NULL, using the result mode
9513 from the comparison. Use split_comparison, restructure final part
9514 to simplify conditionals.
9516 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9518 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9519 * dojump.c (do_jump): Change handling of floating-point
9520 ops to use just do_compare_and_jump.
9521 (split_comparison): New.
9522 (do_compare_rtx_and_jump): Add here logic coming previously
9523 in do_jump, using split_comparison.
9525 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9528 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9530 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9532 * tree-ssa-alias.c: Fix unintentional commit.
9534 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9536 * passes.c (execute_one_pass): Fix unintentional commit.
9538 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9540 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9541 (df_rd_local_compute, df_md_local_compute): Inline them.
9543 (df_md_scratch): New.
9544 (df_md_alloc, df_md_free): Allocate/free it.
9545 (df_md_local_compute): Only include live registers in init.
9546 (df_md_transfer_function): Prune the in-set computed by
9547 the confluence function, and the gen-set too.
9549 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9551 PR rtl-optimization/26854
9552 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9553 * df-problems.c (df_rd_add_problem): Fix comment.
9554 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9555 df_md_simulate_artificial_defs_at_top,
9556 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9557 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9558 df_md_transfer_function, df_md_init, df_md_confluence_0,
9559 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9560 problem_MD, df_md_add_problem): New.
9561 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9562 df_md_get_bb_info): New.
9563 (DF_LAST_PROBLEM_PLUS1): Adjust.
9565 * Makefile.in (fwprop.o): Include domwalk.h.
9566 * fwprop.c: Include domwalk.h.
9567 (reg_defs, reg_defs_stack): New.
9568 (bitmap_only_bit_between): Remove.
9569 (process_defs): New.
9570 (process_uses): Use reg_defs and local_md instead of
9571 bitmap_only_bit_between and local_rd.
9572 (single_def_use_enter_block): New, from build_single_def_use_links.
9573 (single_def_use_leave_block): New.
9574 (build_single_def_use_links): Remove code moved to
9575 single_def_use_enter_block, invoke domwalk.
9576 (use_killed_between): Adjust comment.
9578 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9580 * bitmap.h (bitmap_ior_and_into): New.
9581 * bitmap.c (bitmap_ior_and_into): New.
9583 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9585 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9586 before_dom_children_before_stmts and after_dom_children_after_stmts.
9587 Rename the two remaining callbacks to just before_dom_children and
9588 after_dom_children. Remove other GIMPLE statement walking bits.
9589 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9590 * graphite.c: Do not include domwalk.h.
9591 * tree-into-ssa.c (interesting_blocks): New global.
9592 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9593 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9594 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9595 now that they're not domwalk callbacks.
9596 (rewrite_initialize_block): Rename to...
9597 (rewrite_enter_block): ... this, place after called functions. Test
9598 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9599 (rewrite_finalize_block): Rename to...
9600 (rewrite_leave_block): ... this, place after called functions.
9601 (rewrite_update_init_block): Rename to...
9602 (rewrite_update_enter_block): ... this, place after called functions.
9603 Test interesting_blocks, call rewrite_update_stmt and
9604 rewrite_update_phi_arguments.
9605 (rewrite_update_fini_block): Rename to...
9606 (rewrite_leave_block): ... this, place after called functions.
9607 (rewrite_blocks): Remove last argument, simplify initialization of
9609 (mark_def_sites_initialize_block): Rename to...
9610 (mark_def_sites_block): ... this, call mark_def_sites.
9611 (mark_def_sites_blocks): Remove argument, simplify initialization of
9613 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9614 (update_ssa): Likewise.
9615 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9617 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9618 (dom_opt_initialize_block): Rename to...
9619 (dom_opt_enter_block): ... this, place after called functions. Walk
9620 statements here, inline propagate_to_outgoing_edges.
9621 (dom_opt_finalize_block): Rename to...
9622 (dom_opt_leave_block): ... this, place after called functions.
9623 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9625 (dse_enter_block, dse_record_phi): New.
9626 (dse_record_phis): Delete.
9627 (dse_finalize_block): Rename to...
9628 (dse_leave_block): ... this.
9629 (tree_ssa_dse): Simplify initialization of walk_data.
9630 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9631 Adjust initialization of walk_data.
9632 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9633 * tree-ssa-loop-phiopt.c (get_non_trapping):
9634 Adjust initialization of walk_data.
9635 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9636 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9637 it's not a domwalk callback.
9638 (uncprop_initialize_block): Rename to...
9639 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9640 (dse_finalize_block): Rename to...
9641 (dse_leave_block): ... this.
9642 (tree_ssa_uncprop): Simplify initialization of walk_data.
9643 * Makefile.in: Adjust dependencies.
9645 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9647 * arm.md (casesi): Fix test for Thumb1.
9648 (thumb1_casesi_internal_pic): Likewise.
9649 (thumb1_casesi_dispatch): Likewise.
9651 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9653 * config/arm/arm-cores.def: Added core cortex-m0.
9654 * config/arm/arm-tune.md: Regenerated.
9655 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9657 2009-06-26 DJ Delorie <dj@redhat.com>
9659 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9661 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9662 the scheduler doesn't tag jump insns.
9664 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9666 * c-decl.c (merge_decls): Re-indent.
9668 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9671 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9672 Special-case decimal float constants.
9674 2009-06-26 Richard Henderson <rth@redhat.com>
9676 * function.h (struct function): Add cannot_be_copied_reason,
9677 and cannot_be_copied_set.
9678 * tree-inline.c (has_label_address_in_static_1): Rename from
9679 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9680 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9681 don't set inline_forbidden_reason.
9682 (copy_forbidden): New function, split out of inline_forbidden_p.
9683 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9684 (inline_forbidden_p): Use copy_forbidden.
9685 (tree_versionable_function_p): Likewise.
9686 (inlinable_function_p): Merge into tree_inlinable_function_p.
9687 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9688 * ipa-cp.c (ipcp_versionable_function_p): New function.
9689 (ipcp_cloning_candidate_p): Use it.
9690 (ipcp_node_modifiable_p): Likewise.
9692 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9694 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9695 that is marked not to be inlined. Remove flag_mudflap use.
9696 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9697 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9699 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9702 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9703 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9705 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9707 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9709 (__mingwthr_remove_key_dtor): Likewise.
9711 2009-06-26 Richard Guenther <rguenther@suse.de>
9713 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9715 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9718 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9719 try the non-cond_exec path also.
9721 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9724 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9725 (output_cbranch): Use new functions.
9726 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9729 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9730 Pat Haugen <pthaugen@us.ibm.com>
9731 Revital Eres <ERES@il.ibm.com>
9733 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9734 for %c error. Add %x support to print VSX registers as a unified
9735 register set, instead of separate float and altivec registers.
9736 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9737 %y case, and add support for VSX pre-modify addresses.
9738 (output_toc): Add assert for CONST containing an integer constant
9740 (rs6000_adjust_cost): Add POWER7 support.
9741 (insn_must_be_first_in_group): Ditto.
9742 (insn_must_be_last_in_group): Ditto.
9743 (rs6000_emit_popcount): Ditto.
9744 (rs6000_vector_mode_supported_p): Ditto.
9746 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9747 Change some of the functions called by macros to being called
9748 through a pointer, so debug functions can be inserted if
9749 -mdebug=addr or -mdebug=cost.
9750 (rs6000_preferred_reload_class_ptr): Ditto.
9751 (rs6000_secondary_reload_class_ptr): Ditto.
9752 (rs6000_secondary_memory_needed_ptr): Ditto.
9753 (rs6000_cannot_change_mode_class_ptr): Ditto.
9754 (rs6000_secondary_reload_inner): Ditto.
9755 (rs6000_legitimize_reload_address): Ditto.
9756 (rs6000_legitimize_reload_address_ptr): Ditto.
9757 (rs6000_mode_dependent_address): Ditto.
9758 (rs6000_mode_dependent_address_ptr): Ditto.
9760 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9761 function to return true if the mode allows reg + integer
9763 (virtual_stack_registers_memory_p): New function to return true if
9764 the address refers to a virtual stack register.
9765 (rs6000_legitimate_offset_address_p): Move code to say whether a
9766 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9768 (rs6000_legitimate_address_p): Add checks for modes that only can
9769 do reg+reg addressing. Start adding VSX support.
9770 (rs6000_legitimize_reload_address): Ditto.
9771 (rs6000_legitimize_address): Ditto.
9772 (rs6000_debug_legitimate_address_p): New debug functions for
9773 -mdebug=addr and -mdebug=cost.
9774 (rs6000_debug_rtx_costs): Ditto.
9775 (rs6000_debug_address_costs): Ditto.
9776 (rs6000_debug_adjust_cost): Ditto.
9777 (rs6000_debug_legitimize_address): Ditto.
9778 (rs6000_legitimize_reload_address_ptr): Point to call normal
9779 function or debug function. Make functions called via pointer
9781 (rs6000_mode_dependent_address_ptr): Ditto.
9782 (rs6000_secondary_reload_class_ptr): Ditto.
9783 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9784 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9785 into a friendlier error.
9786 (rs6000_init_builtins): Add initial VSX support.
9787 (rs6000_adjust_cost): Fix some spacing issues.
9789 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9790 (REG_CLASS_NAMES): Ditto.
9791 (REG_CLASS_CONTENTS): Ditto.
9792 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9793 pointer, to add -mdebug=addr support.
9794 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9795 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9796 -mdebug=addr support.
9797 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9798 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9799 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9801 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9803 (bswapsi*): Set attribute types for load/store. Add combiner
9804 patterns to eliminate zero extend on 64-bit.
9805 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9806 stdbrx if the hardware supports those instructions.
9808 2009-06-25 Ian Lance Taylor <iant@google.com>
9810 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9811 (Link Options): Document -static-libstdc++.
9813 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9816 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9817 DATA_ALIGNMENT instead.
9819 2009-06-25 Richard Guenther <rguenther@suse.de>
9821 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9822 indirect references against the callused/escaped solutions.
9823 (call_may_clobber_ref_p_1): Likewise.
9825 2009-06-25 Martin Jambor <mjambor@suse.cz>
9827 PR tree-optimization/40493
9828 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9829 (enum unscalarized_data_handling): New type.
9830 (handle_unscalarized_data_in_subtree): Return what has been done.
9831 (load_assign_lhs_subreplacements): Handle left flushes differently.
9832 (sra_modify_assign): Use unscalarized_data_handling, simplified
9833 condition determining whether to remove the statement.
9835 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9837 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9838 excerpt - @ should be doubled for texinfo.
9840 2009-06-24 Ian Lance Taylor <iant@google.com>
9842 * config/arc/arc.c: Include "df.h".
9843 (arc_attribute_table): Make static. Move higher in file.
9844 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9845 (output_shift): Initialize n later to avoid warning.
9846 * config/arm/arm.c (arm_attribute_table): Make static. Move
9848 * config/avr/avr.c (avr_attribute_table): Make static. Move
9850 (reg_class_tab): Change array type from int to enum reg_class.
9851 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9853 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9854 (lshrhi3_out): Likewise.
9855 (class_likely_spilled_p): Change return type to bool.
9856 (avr_rtx_costs): Use local code variable with enum type.
9857 * config/avr/avr.md (movmemhi): Use add_reg_note.
9858 (andhi3, andsi3): Don't use AS2 with "and".
9859 (iorhi3, iorsi3): Don't use AS2 with "or".
9860 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9861 * config/crx/crx.c: Include "df.h".
9862 (crx_attribute_table): Make static.
9863 * config/m32r/m32r.c: Include "df.h".
9864 (m32r_attribute_table): Make static. Move higher in file.
9865 (pop): Use add_reg_note.
9866 (block_move_call): Change 0 to LCT_NORMAL in function call.
9867 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9868 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9869 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9870 declare, not just when TREE_CODE is defined.
9871 * config/m68hc11/m68hc11.c: Include "expr.h".
9872 (m68hc11_attribute_table): Make static. Move higher in file.
9873 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9875 (m68hc11_register_indirect_p): Likewise.
9876 (m68hc11_function_arg_padding): Change return type to enum
9878 (emit_move_after_reload): Use add_reg_note.
9879 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9880 (m68hc11_split_logical): Likewise.
9881 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9883 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9884 to VOIDmode in function call.
9885 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9887 (m68hc11_split_logical): Update declaration.
9888 (m68hc11_function_arg_padding): Update declaration.
9889 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9890 to array of enum reg_class.
9891 (mcore_attribute_table): Make static. Move higher in file.
9892 (mcore_rtx_costs): Add cast to enum type.
9893 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9894 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9895 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9897 * config/sh/predicates.md (trapping_target_operand): Rename and to
9899 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9901 * config/spu/spu.c (spu_attribute_table): Make static. Move
9903 * config/v850/v850.c (v850_attribute_table): Make static. Move
9905 (v850_rtx_costs): Use local code with enum type.
9906 (expand_epilogue): Add cast.
9907 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9909 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9912 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9913 -m2a-single-only and -m2a-nofpu.
9914 * config/sh/sh.opt: Document m2a generates FPU code.
9916 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9918 * defaults.h (CAN_ELIMINATE): Provide default.
9919 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9920 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9921 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9922 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9923 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9924 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9925 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9926 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9927 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9928 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9930 2009-06-24 DJ Delorie <dj@redhat.com>
9932 * mep-ext-cop.cpu: Fix copyright notice.
9933 * mep-default: Fix copyright notice.
9934 * mep-core: Fix copyright notice.
9935 * mep: Fix copyright notice.
9936 * mep-ivc2: Fix copyright notice.
9937 * mep-c5: Fix copyright notice.
9939 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9941 * doc/contrib.texi (Contributors):
9943 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9946 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9947 src and dst operands if necessary.
9949 2009-06-23 DJ Delorie <dj@redhat.com>
9952 * config.gcc: Add mep support.
9953 * recog.c: Resurrect validate_replace_rtx_subexp().
9954 * recog.h: Likewise.
9955 * config/mep/: Add new port:
9956 * config/mep/constraints.md: New file.
9957 * config/mep/default.h: New file.
9958 * config/mep/intrinsics.h: New file.
9959 * config/mep/intrinsics.md: New file.
9960 * config/mep/ivc2-template.h: New file.
9961 * config/mep/mep-c5.cpu: New file.
9962 * config/mep/mep-core.cpu: New file.
9963 * config/mep/mep-default.cpu: New file.
9964 * config/mep/mep-ext-cop.cpu: New file.
9965 * config/mep/mep-intrin.h: New file.
9966 * config/mep/mep-ivc2.cpu: New file.
9967 * config/mep/mep-lib1.asm: New file.
9968 * config/mep/mep-lib2.c: New file.
9969 * config/mep/mep-pragma.c: New file.
9970 * config/mep/mep-protos.h: New file.
9971 * config/mep/mep-tramp.c: New file.
9972 * config/mep/mep.c: New file.
9973 * config/mep/mep.cpu: New file.
9974 * config/mep/mep.h: New file.
9975 * config/mep/mep.md: New file.
9976 * config/mep/mep.opt: New file.
9977 * config/mep/predicates.md: New file.
9978 * config/mep/t-mep: New file.
9980 2009-06-23 Ian Lance Taylor <iant@google.com>
9982 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9983 from loose_warn into c_loose_warn and from strict_warn into
9984 c_strict_warn. Set and substitute warn_cxxflags. Check for
9985 --enable-build-with-cxx. Set and substitute
9986 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9987 * Makefile.in (CXXFLAGS): New variable.
9988 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9989 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9990 the default is the same as $(STRICT_WARN).
9991 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9992 (CXX): New variable.
9993 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9994 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9995 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9996 (HOST_LIBS): New variable.
9997 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9998 (ALL_CXXFLAGS): New variable.
9999 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
10000 * doc/install.texi (Configuration): Document
10001 --enable-build-with-cxx, --with-stage1-ldflags,
10002 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
10003 * configure: Rebuild.
10005 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10007 * config/arm/arm.c (arm_override_options): Fix braces and formatting
10008 from previous commit.
10010 2009-06-23 Ian Lance Taylor <iant@google.com>
10012 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
10014 2009-06-23 Ian Lance Taylor <iant@google.com>
10016 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
10017 with ATTRIBUTE_UNUSED.
10019 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10020 Pat Haugen <pthaugen@us.ibm.com>
10021 Revital Eres <eres@il.ibm.com>
10023 * config.in (HAVE_AS_POPCNTD): Add default definition.
10024 (HAVE_AS_LWSYNC): Ditto.
10026 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
10028 (gcc_cv_as_powerpc_cmpb): Ditto.
10029 (gcc_cv_as_powerpc_dfp): Ditto.
10030 (gcc_cv_as_powerpc_vsx): Ditto.
10031 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
10032 supporting the popcntd/lwsync instructions.
10033 (gcc_cv_as_powerpc_lwsync): Ditto.
10034 * configure: Regenerate.
10036 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
10037 -mcpu=native and -mcpu=power7.
10038 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
10040 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
10041 a variable instead of a mask to reduce the number of mask bits.
10042 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
10043 (-mbit-word): Ditto.
10044 (-mregnames): Ditto.
10045 * config/rs6000/rs6000.opt (-mupdate): Ditto.
10046 (-mfused-madd): Ditto.
10048 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
10050 (-mvsx): New switch for VSX instructions.
10051 (-misel): Move from a variable to a mask to allow it to be set by
10054 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
10055 function declaration to an array declaration.
10056 (rs6000_hard_regno_nregs): New external array declaration.
10058 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
10059 files included by rs6000.md.
10061 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
10062 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
10064 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
10066 (rs6000_debug_reg): New -mdebug= variables.
10067 (rs6000_debug_addr): Ditto.
10068 (rs6000_debug_cost): Ditto.
10069 (rs6000_pmode): New variable to hold Pmode.
10070 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
10071 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
10072 calculated at compiler start.
10073 (rs6000_hard_regno_nregs): Change function to an array which holds
10074 HARD_REGNO_NREGS calculated at compiler start.
10075 (rs6000_explicit_options): Delete isel field.
10076 (rs6000_vector_unit): New array to hold which vector unit
10077 supports arithmetic options for a given type.
10078 (rs6000_vector_mem): New array to hold which vector unit supports
10079 memory reference operations for a given type.
10080 (rs6000_vector_align): New array to given the alignment of each
10082 (power7_cost): New basic costs for power7.
10083 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
10084 (rs6000_hard_regno_nregs_internal): New function, moved from
10085 HARD_REGNO_NREGS, to calculate the number of registers each hard
10086 register takes for each type.
10087 (rs6000_debug_reg_print): New function for -mdebug=reg support.
10088 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
10089 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
10090 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
10091 unit information here so it is calculated once at compiler startup
10093 (rs6000_override_options): Make -misel a target mask. Add more
10094 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
10095 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
10097 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
10098 (rs6000_handle_option): Move -misel from variable to target mask.
10099 (rs6000_builtin_mask_for_load): Add VSX support.
10100 (rs6000_conditional_register_usage): Ditto.
10101 (USE_ALTIVEC_FOR_ARG_P): Ditto.
10102 (function_arg_boundary): Ditto.
10103 (rs6000_expand_builtin): Ditto.
10104 (def_builtin): Make abort message a little friendlier.
10105 (rs6000_emit_int_cmove): Add support for 64-bit isel.
10107 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
10108 assembler support the popcntd instruction instead of a vsx
10109 instruction to enable power7 support.
10110 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
10111 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
10112 option to the assembler if -mcpu=native.
10113 (ASM_CPU_NATIVE_SPEC): Ditto.
10114 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
10116 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
10117 the lwsync instruction.
10118 (enum processor_type): Add PROCESSOR_POWER7.
10119 (rs6000_debug_reg): New -mdebug= options.
10120 (rs6000_debug_addr): Ditto.
10121 (rs6000_debug_cost): Ditto.
10122 (rs6000_isel): Delete.
10123 (enum rs6000_vector): New enum to say what vector unit we have.
10124 (VECTOR_UNIT_*): New macros to say which vector unit has
10125 arithmetic operations for a given type.
10126 (VECTOR_MEM_*): New macros to say which vector unit has memory
10127 operations for a given type.
10128 (TARGET_LDBRX): Whether the machine supports the ldbrx
10130 (TARGET_ISEL): Delete, -misel moved to be a mask.
10131 (TARGET_ISEL64): New macro for 64-bit isel support.
10132 (UNITS_PER_VSX_WORD): New macro.
10133 (POINTER_SIZE): Move to be an external variable, rather than
10134 calculating whether we are generating 32 ot 64-bit code.
10136 (STACK_BOUNDARY): Add VSX support.
10137 (LOCAL_ALIGNMENT): Ditto.
10138 (SLOW_UNALIGNED_ACCESS): Ditto.
10139 (VSX_REGNO_P): New macro for VSX support.
10140 (VFLOAT_REGNO_P): Ditto.
10141 (VINT_REGNO_P): Ditto.
10142 (VLOGICAL_REGNO_P): Ditto.
10143 (VSX_VECTOR_MODE): Ditto.
10144 (VSX_SCALAR_MODE): Ditto.
10146 (VSX_MOVE_MODE): Ditto.
10147 (VSX_REG_CLASS_P): Ditto.
10148 (HARD_REGNO_NREGS): Instead of calling a function, use an array
10150 (UNITS_PER_SIMD_WORD): Add VSX support.
10151 (MODES_TIEABLE_P): Ditto.
10152 (STARTING_FRAME_OFFSET): Ditto.
10153 (STACK_DYNAMIC_OFFSET): Ditto.
10154 (EPILOGUE_USES): Ditto.
10155 (REGNO_REG_CLASS): Move to array lookup.
10156 (CLASS_MAX_NREGS): Ditto.
10157 (rs6000_vector_reg_class): Add declaration.
10158 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
10159 overlap with the floating point and Altivec registers.
10161 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
10163 * config/rs6000/driver-rs6000.c (asm_names): New static array to
10164 give the appropriate asm switches if -mcpu=native.
10165 (host_detect_local_cpu): Add support for "asm".
10166 (host_detect_local_cpu): Follow GNU code guidelines for name.
10168 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
10169 -mbit-word to a variable instead of being a target mask.
10171 * config/rs6000/sync.md (lwsync): If the assembler supports it,
10172 emit the lwsync instruction instead of emitting the instruction as
10173 an integer constant.
10175 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
10176 fixuns_trundfsi2, move expander into rs6000.md.
10178 * config/rs6000/rs6000.md (cpu): Add power7.
10179 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
10180 (logical predicate patterns): Change the single instruction
10181 primitives that set CR0 to be fast_compare instead of compare.
10183 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
10184 (popcntddi2): Ditto.
10185 (popcount<mode>): Ditto.
10186 (floating multiply/add insns): Name the floating point
10187 multiply/add insns.
10188 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
10189 (isel_unsigned_<mode>): Ditto.
10190 (fixuns_trundfsi2): Move expander here from spe.md.
10191 (smindi3): Define if we have -misel on 64-bit systems.
10196 2009-06-23 Anatoly Sokolov <aesok@post.ru>
10198 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
10200 * config/avr/avr.c (avr_current_device): New variable.
10201 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
10202 (avr_arch, mcu_type_s): Move to avr.h.
10203 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
10204 default_data_section_start fields.
10205 (avr_arch): Moved from avr.c.
10206 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
10207 library_name fields.
10208 (avr_current_device, avr_mcu_types, avr_arch_types,
10209 avr_device_to_arch, avr_device_to_data_start,
10210 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
10211 (EXTRA_SPEC_FUNCTIONS): Define.
10212 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
10213 options mapping. Use device_to_arch and device_to_data_start insted.
10214 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
10215 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
10216 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
10217 * config/avr/driver-avr.c: New file.
10218 * config/avr/avr-devices.c: New file.
10220 2009-06-23 Jakub Jelinek <jakub@redhat.com>
10222 * var-tracking.c (unshare_variable): Force initialized to
10223 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
10224 (set_variable_part): Likewise.
10225 (struct variable_union_info): Remove pos_src field.
10226 (vui_vec, vui_allocated): New variables.
10227 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
10228 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
10229 == 1 use a simpler sorting algorithm. Compute pos field right
10230 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
10231 Avoid quadratic comparison if !flag_var_tracking_uninit.
10232 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
10233 unshare_variable unconditionally.
10234 (dataflow_set_different_2): Removed.
10235 (dataflow_set_different): Don't traverse second hash table.
10236 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
10237 unconditionally to var_reg_set or var_mem_set.
10238 (emit_notes_in_bb): Likewise.
10239 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
10241 (emit_note_insn_var_location): Don't set initialized to
10242 VAR_INIT_STATUS_INITIALIZED early.
10243 (vt_finalize): Free vui_vec if needed, clear vui_vec and
10245 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
10247 * tree-object-size.c (addr_object_size): Instead of checking
10248 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
10249 are no FIELD_DECLs following it.
10251 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
10253 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10254 order to match bswaps with signed source operands.
10256 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10258 * sdbout.c (sdbout_one_type): Fix braces in switch.
10260 2009-06-23 Richard Guenther <rguenther@suse.de>
10262 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
10264 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
10265 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
10266 var_callused, callused_tree, var_storedanything, storedanything_tree,
10267 var_integer, integer_tree): Remove global variables.
10268 (new_var_info): Do not pass new id, append the new var to the
10269 global variable vector.
10270 (do_ds_constraint): Use is_global_var member of the variable-info.
10271 (new_scalar_tmp_constraint_exp): Adjust.
10272 (create_function_info_for): Likewise.
10273 (create_variable_info_for): Likewise.
10274 (find_what_var_points_to): Remove dead code.
10275 (init_base_vars): Simplify.
10276 (compute_points_to_sets): Adjust.
10278 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10280 * combine.c (try_combine): Dump information about the insns we're
10283 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10285 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
10286 check when calling force_to_mode on TRUNCATE's operand.
10288 2009-06-22 Ian Lance Taylor <iant@google.com>
10290 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
10292 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10294 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
10296 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10298 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
10299 override library linkage flags such as -static-libgcc or
10302 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10304 * config/m68k/m68k-devices.def: Add line for MCF5221x.
10306 2009-06-22 Ian Lance Taylor <iant@google.com>
10308 * config/linux.opt: Put mglibc ahead of muclibc.
10310 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
10311 for duplicate decls.
10313 2009-06-22 Matthias Klose <doko@ubuntu.com>
10315 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
10317 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10320 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
10321 instead of NULL if a parser error occurs.
10323 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10325 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10326 non-DWARF2_DEBUGGING_INFO version.
10328 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10330 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10331 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10333 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10334 (LIBGCC2_TF_CEXT): Define.
10337 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10340 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10342 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10344 * config/arm/arm.c (arm_override_options): Disable
10345 -mcaller-super-interworking and -mcallee-super-interworking.
10346 * doc/invoke.texi (ARM Options): Document this.
10348 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10350 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10351 * config/arm/constraints.md (j): New constraint for movw operands.
10352 (N): Remove thumb2 meaning.
10353 * config/arm/arm.md (*arm_movw): Delete.
10354 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10355 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10356 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10358 2009-06-22 Martin Jambor <mjambor@suse.cz>
10360 PR tree-optimization/40492
10361 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10362 build_ref_for_offset.
10364 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10366 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10367 JUMP_TABLE_DATA_P predicates where applicable.
10368 * auto-inc-dec.c: Ditto.
10369 * builtins.c: Ditto.
10370 * caller-save.c: Ditto.
10372 * cfgcleanup.c: Ditto.
10373 * cfglayout.c: Ditto.
10375 * combine.c: Ditto.
10376 * combine-stack-adj.c: Ditto.
10380 * df-scan.c: Ditto.
10382 * dwarf2asm.c: Ditto.
10383 * dwarf2out.c: Ditto.
10384 * emit-rtl.c: Ditto.
10390 * function.c: Ditto.
10393 * genpreds.c: Ditto.
10394 * genrecog.c: Ditto.
10396 * ira-costs.c: Ditto.
10397 * ira-lives.c: Ditto.
10399 * loop-iv.c: Ditto.
10400 * lower-subreg.c: Ditto.
10401 * modulo-sched.c: Ditto.
10403 * postreload.c: Ditto.
10404 * print-rtl.c: Ditto.
10406 * reginfo.c: Ditto.
10407 * regmove.c: Ditto.
10408 * reload1.c: Ditto.
10411 * rtlanal.c: Ditto.
10413 * sched-vis.c: Ditto.
10415 * sel-sched-ir.c: Ditto.
10416 * simplify-rtx.c: Ditto.
10417 * targhooks.c: Ditto.
10418 * var-tracking.c: Ditto.
10419 * vmsdbgout.c: Ditto.
10421 2009-06-22 Matthias Klose <doko@ubuntu.com>
10423 * Makefile.in (install-plugin): Always use DESTDIR.
10425 2009-06-22 Olivier Hainque <hainque@adacore.com>
10427 * config/pa/pa.c (output_call): Don't optimize post call jumps
10428 into return address adjustments if the call may throw.
10430 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10432 * arm.c (thumb1_output_casesi): New function.
10433 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10434 optimizing for size or PIC.
10435 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10436 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10437 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10438 (thumb1_casesi_internal_pic): New expand rule.
10439 (thumb1_casesi_dispatch): New pattern.
10440 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10442 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10443 in the text seciton when PIC or optimizing for size.
10444 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10445 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10446 preservation properties of code.
10447 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10448 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10449 (__gnu_thumb1_case_si): New function.
10450 * t-arm (LIB1ASMSRC): Define here.
10451 (LIB1ASMFUNCS): Add some common functions.
10452 * t-arm-elf (LIB1ASMSRC): Delete.
10453 (LIB1ASMFUNCS): Append to existing set.
10454 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10455 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10456 * t-symbian (LIB1ASMFUNCS): Likewise.
10457 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10458 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10460 2009-06-21 Richard Guenther <rguenther@suse.de>
10462 PR tree-optimization/38729
10463 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10464 to loops with a single exit if -fno-expensive-optimizations.
10466 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10468 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10469 (dataflow_set): Change vars type from htab_t to shared_hash.
10470 (shared_hash_pool, empty_shared_hash): New variables.
10471 (vars_clear): Removed.
10472 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10473 shared_hash_find_slot_unshare, shared_hash_find_slot,
10474 shared_hash_find_slot_noinsert, shared_hash_find): New
10476 (shared_hash_unshare, shared_hash_destroy): New functions.
10477 (unshare_variable): Unshare set->vars if shared, use
10479 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10480 (get_init_value, find_src_set_src, dump_dataflow_set,
10481 clobber_variable_part, emit_notes_for_differences): Use
10483 (dataflow_set_init): Remove second argument, set vars to
10484 empty_shared_hash instead of creating a new htab.
10485 (dataflow_set_clear): Call shared_hash_destroy and set vars
10486 to empty_shared_hash instead of calling vars_clear.
10487 (dataflow_set_copy): Don't call vars_copy, instead just share
10488 the src htab with dst.
10489 (variable_union): Use shared_hash_*, use initially NO_INSERT
10490 lookup if set->vars is shared. Don't keep slot cleared before
10491 calling unshare_variable. Unshare set->vars if needed.
10492 Even ->refcount == 1 vars must be unshared if set->vars is shared
10493 and var needs to be modified.
10494 (variable_canonicalize): New function.
10495 (dataflow_set_union): If dst->vars is empty, just share src->vars
10496 with dst->vars and traverse with variable_canonicalize to canonicalize
10497 and unshare what is needed.
10498 (dataflow_set_different): If old_set and new_set use the same shared
10499 htab, they aren't different. If number of htab elements is different,
10500 htabs are different. Use shared_hash_*.
10501 (dataflow_set_destroy): Call shared_hash_destroy instead of
10503 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10504 second argument to dataflow_set_init.
10505 (vt_initialize): Likewise. Initialize shared_hash_pool and
10506 empty_shared_hash, move bb in/out initialization afterwards.
10507 Use variable_htab_free instead of NULL as changed_variables del hook.
10508 (variable_was_changed): Change type of second argument to pointer to
10509 dataflow_set. When inserting var into changed_variables, bump
10510 refcount. Unshare set->vars if set is shared htab and slot needs to
10512 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10513 lookup if set->vars is shared. Unshare set->vars if needed.
10514 Even ->refcount == 1 vars must be unshared if set->vars is shared
10515 and var needs to be modified. Adjust variable_was_changed caller.
10516 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10517 vars must be unshared if set->vars is shared and var needs to be
10518 modified. Adjust variable_was_changed caller.
10519 (emit_note_insn_var_location): Don't pool_free var.
10520 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10522 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10523 free_alloc_pool on shared_hash_pool.
10525 2009-06-20 Anthony Green <green@moxielogic.com>
10527 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10528 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10530 2009-06-20 Richard Guenther <rguenther@suse.de>
10532 * tree-ssa-structalias.c (find_func_aliases): For memset use
10533 a constraint from NULL if we memset to zero.
10534 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10535 we explicitly handle that do not read from memory.
10536 (call_may_clobber_ref_p_1): Properly handle builtins that may
10539 2009-06-20 Richard Guenther <rguenther@suse.de>
10541 PR tree-optimization/40495
10542 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10543 (new_scalar_tmp_constraint_exp): New function.
10544 (process_constraint): Do not create temporary decls.
10545 (process_all_all_constraints): Likewise.
10546 (handle_const_call): Likewise.
10547 (create_function_info_for): Do not set decl.
10549 2009-06-19 Ian Lance Taylor <iant@google.com>
10551 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10552 (rs6000_attribute_table): Make static; move before use.
10554 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10556 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10557 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10558 Propagate the TREE_READONLY flag without overwriting it.
10559 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10560 Propagate the TREE_READONLY flag onto the result.
10561 (process_call_operands): Move around. Use correct constant value.
10563 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10566 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10567 * config/arm/arm.md: Likewise.
10569 2009-06-19 Ian Lance Taylor <iant@google.com>
10571 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10572 to GIMPLE_ERROR_MARK.
10574 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10575 op2_original_type parameters. Warn about using different enum types.
10576 * c-parser.c (c_parser_conditional_expression): Pass original
10577 types to build_conditional_expr.
10578 * c-tree.h (build_conditional_expr): Update declaration.
10580 2009-06-19 Ian Lance Taylor <iant@google.com>
10582 * config/i386/i386.c (ix86_function_specific_save): Test that
10583 fields match values, rather than testing the values are in a
10586 2009-06-19 Richard Guenther <rguenther@suse.de>
10588 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10589 ADDR_EXPR pointers.
10590 (ptr_derefs_may_alias_p): Likewise.
10591 (ptr_deref_may_alias_ref_p_1): New function.
10592 (ptr_deref_may_alias_ref_p): Likewise.
10593 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10594 covered by looking at the ESCAPED solution.
10595 (call_may_clobber_ref_p_1): Likewise.
10596 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10597 Handle NULL_TREE offset. Do not produce redundant constraints.
10598 (process_all_all_constraints): New helper function.
10599 (do_structure_copy): Use it.
10600 (handle_lhs_call): Likewise.
10601 (find_func_aliases): Handle some builtins with pointer arguments
10602 and/or return values explicitly.
10604 2009-06-19 Ian Lance Taylor <iant@google.com>
10606 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10608 2009-06-19 Ian Lance Taylor <iant@google.com>
10610 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10612 2009-06-19 Ian Lance Taylor <iant@google.com>
10614 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10615 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10618 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10619 uninitialized const.
10621 2009-06-19 Ian Lance Taylor <iant@google.com>
10623 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10626 * c-decl.c (in_struct, struct_types): Remove.
10627 (struct c_binding): Add in_struct field.
10628 (c_binding_ptr): Define type, along with VEC.
10629 (struct c_struct_parse_info): Define.
10630 (struct_parse_info): New static variable.
10631 (bind): Initialize in_struct field.
10632 (start_struct): Remove enclosing_in_struct and
10633 enclosing_struct_types parameters. Add
10634 enclosing_struct_parse_info parameter. Change all callers. Set
10635 struct_parse_info rather than in_struct and struct_types.
10636 (grokfield): If -Wc++-compat and there is a symbol binding for the
10637 field name, set the in_struct flag and push it on the
10638 struct_parse_info->fields vector.
10639 (warn_cxx_compat_finish_struct): New static function.
10640 (finish_struct): Remove enclosing_in_struct and
10641 enclosing_struct_types parameters. Add
10642 enclosing_struct_parse_info parameter. Change all callers. Don't
10643 set C_TYPE_DEFINED_IN_STRUCT here. Call
10644 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10645 parameter. Only push on struct_types if warn_cxx_compat.
10646 (finish_enum): Only push on struct_types if warn_cxx_compat.
10647 (declspecs_add_type): Add loc parameter. Change all callers.
10648 Change all error calls to error_at. Pass loc, not input_location,
10649 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10650 defined in a struct. If -Wc++-compat and parsing a struct, record
10651 that a typedef name was used.
10652 * c-parser.c (c_parser_declspecs): Get location to pass to
10653 declspecs_add_type.
10654 (c_parser_struct_or_union_specifier): Update calls to start_struct
10656 * c-tree.h (struct c_struct_parse_info): Declare.
10657 (finish_struct, start_struct): Update declarations.
10658 (declspecs_add_type): Update declaration.
10660 2009-06-19 Ian Lance Taylor <iant@google.com>
10662 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10663 variable with an anonymous type.
10665 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10667 * see.c: Remove for real.
10669 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10671 * optabs.h (enum optab_index): Add new OTI_significand.
10672 (significand_optab): Define corresponding macro.
10673 * optabs.c (init_optabs): Initialize significand_optab.
10674 * genopinit.c (optabs): Implement significand_optab using
10675 significand?f2 patterns.
10676 * builtins.c (expand_builtin_mathfn): Handle
10677 BUILT_IN_SIGNIFICAND{,F,L}.
10678 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10679 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10681 * config/i386/i386.md (significandxf2, significand<mode>2): New
10682 expanders to implement significandf, significand and significandl
10683 built-ins as inline x87 intrinsics.
10685 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10687 * config/avr/avr.c (avr_override_options): Remove setting value of
10688 PARAM_INLINE_CALL_COST.
10690 2009-06-18 Richard Henderson <rth@redhat.com>
10693 * tree-pass.h (TDF_ASMNAME): New.
10694 * tree-dump.c (dump_options): Add asmname.
10695 * doc/invoke.texi: Document it.
10697 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10698 (dump_decl_name): ...here.
10699 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10700 (dump_generic_node): Update dump_function_name calls.
10701 (print_call_name): New flags arg; update all dump calls.
10702 * diagnostic.h (print_call_name): Update.
10703 * gimple-pretty-print.c (dump_gimple_call): Update.
10705 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10708 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10710 2009-06-18 Diego Novillo <dnovillo@google.com>
10712 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10713 * plugin.c (str_license): Declare.
10714 (try_init_one_plugin): Assert that the symbol
10715 'plugin_is_GPL_compatible' exists.
10717 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10720 * Makefile.in (OBJS-common): Remove see.o.
10722 * common.opt (fsee): Mark as preserved for backward compatibility.
10723 * opts.c (common_handle_option): Add OPT_fsee to the backward
10724 compatibility section.
10725 * passes.c (init_optimization_passes, pass_see): Remove pass.
10726 * timevar.def (TV_SEE): Remove.
10727 * tree-pass.h (pass_see): Remove declaration.
10728 * doc/invoke.texi (-fsee): Remove documentation.
10730 2009-06-18 Martin Jambor <mjambor@suse.cz>
10732 * tree-sra.c: Include statistics.h
10733 (sra_stats): New variable.
10734 (sra_initialize): Clear sra_stats.
10735 (create_access_replacement): Increment sra_stats.replacements.
10736 (get_access_replacement): Do not return twice.
10737 (analyze_all_variable_accesses): Increment statistics counter by the
10738 number of scalarized aggregates.
10739 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10740 (sra_modify_expr): Increment sra_stats.exprs.
10741 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10742 (sra_modify_assign): Increment sra_stats.exprs,
10743 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10744 (perform_intra_sra): Update statistics counters.
10745 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10747 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10749 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10750 (arm_scalar_mode_supported_p): New function.
10752 2009-06-18 Paul Brook <paul@codesourcery.com>
10753 Sandra Loosemore <sandra@codesourcery.com>
10755 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10756 (__extendhfsf2, __truncsfhf2): Define.
10757 * config/arm/fp16.c: New file.
10758 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10759 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10761 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10763 * doc/extend.texi (Half-Precision): New section.
10764 * doc/invoke.texi (Option Summary): List -mfp16-format.
10765 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10766 * config/arm/arm.opt (mfp16-format=): New.
10767 * config/arm/arm.c: Include intl.h.
10768 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10769 (TARGET_INVALID_RETURN_TYPE): Redefine.
10770 (TARGET_PROMOTED_TYPE): Redefine.
10771 (TARGET_CONVERT_TO_TYPE): Redefine.
10772 (arm_fp16_format): Define.
10773 (all_fpus): Add entry for neon-fp16.
10774 (fp_model_for_fpu): Likewise.
10775 (struct fp16_format): Declare.
10776 (all_fp16_formats): Define.
10777 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10779 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10781 (arm_legitimate_index_p): Treat HFmode like HImode.
10782 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10783 (coproc_secondary_reload_class): Special-case HFmode.
10784 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10785 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10786 (arm_init_fp16_builtins): New.
10787 (arm_init_builtins): Call it.
10788 (arm_invalid_parameter_type): New.
10789 (arm_invalid_return_type): New.
10790 (arm_promoted_type): New.
10791 (arm_convert_to_type).
10792 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10794 (arm_emit_fp16_const): New function.
10795 (arm_mangle_type): Mangle __fp16 as "Dh".
10796 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10798 (TARGET_NEON_FP16): New.
10799 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10800 (enum fputype): Add FPUTYPE_NEON_FP16.
10801 (enum arm_fp16_format_type): Declare.
10802 (arm_fp16_format): Declare.
10803 (LARGEST_EXPONENT_IS_NORMAL): Define.
10804 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10805 * config/arm/arm-modes.def (HFmode): Define.
10806 * config/arm/vfp.md: (*movhf_vfp): New.
10807 (extendhfsf2): New.
10809 * config/arm/arm.md: (fpu): Add neon_fp16.
10810 (floatsihf2, floatdihf2): New.
10811 (fix_trunchfsi2, fix_trunchfdi2): New.
10813 (extendhfdf2): New.
10815 (*arm32_movhf): New.
10816 (*thumb1_movhf): New.
10817 (consttable_2): Add check for HFmode constants.
10818 (consttable_4): Handle HFmode constants.
10820 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10822 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10824 2009-06-17 Olivier Hainque <hainque@adacore.com>
10826 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10827 const char ** conversion in AIX specific section.
10829 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10831 * config/i386/i386.c (ix86_special_builtin_type): Remove
10832 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10833 (bdesc_special_args): Updated.
10834 (ix86_init_mmx_sse_builtins): Likewise.
10835 (ix86_expand_special_args_builtin): Likewise.
10837 2009-06-17 Richard Henderson <rth@redhat.com>
10839 * tree-pretty-print.c (maybe_dump_asm_name): New.
10840 (dump_decl_name): Use it.
10841 (PRINT_FUNCTION_NAME): Merge into...
10842 (dump_function_name): ... here. Use maybe_dump_asm_name.
10844 2009-06-17 Cary Coutant <ccoutant@google.com>
10846 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10848 * debug.c (struct gcc_debug_hooks): Change placeholder for
10850 (debug_nothing_int_charstar_int): Replaced by...
10851 (debug_nothing_int_charstar_int_bool): ...this.
10852 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10853 source_line prototype.
10854 (debug_nothing_int_charstar_int): Replaced by...
10855 (debug_nothing_int_charstar_int_bool): ...this.
10856 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10857 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10858 Output is_stmt operand when necessary.
10859 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10860 (notice_source_line): Add is_stmt parameter.
10861 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10862 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10864 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10865 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10867 2009-06-17 Ian Lance Taylor <iant@google.com>
10869 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10871 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10874 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10876 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10877 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10878 tree_strip_sign_nop_conversions and
10879 tree_ssa_strip_useless_type_conversions rather than stripping
10880 the operations here.
10881 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10883 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10884 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10885 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10886 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10889 2009-06-17 Michael Eager <eager@eagercon.com>
10891 * config/rs6000/constraints.md (register_constraint "d"): New.
10892 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10893 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10894 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10895 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10896 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10897 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10898 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10899 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10900 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10901 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10903 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10904 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10905 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10906 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10907 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10908 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10909 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10910 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10911 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10912 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10913 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10914 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10915 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10916 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10918 2009-06-16 Ian Lance Taylor <iant@google.com>
10920 * profile.c (total_num_never_executed): Don't define.
10921 (compute_branch_probabilities): Don't count or print
10922 num_never_executed.
10923 (init_branch_prob): Don't set total_num_never_executed.
10924 (end_branch_prob): Don't print total_num_never_executed.
10926 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10928 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10930 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10932 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10933 (nabstd2_fpr): Same.
10935 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10937 * expr.c (expand_assignment): Change complex type check.
10939 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10941 * doc/plugins.texi (Building GCC plugins): Added new section.
10943 2009-06-17 Ian Lance Taylor <iant@google.com>
10945 * c-pch.c (get_ident): Don't set size of templ array.
10946 (pch_init): Don't set size of partial_pch array.
10948 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10949 string constant to intialize an array whose size is the length of
10952 2009-06-17 Richard Guenther <rguenther@suse.de>
10954 PR tree-optimization/40389
10955 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10956 to addressable types.
10957 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10959 2009-06-17 Richard Guenther <rguenther@suse.de>
10961 PR middle-end/40460
10962 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10963 if there is no evolution of left in the loop bail out.
10964 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10965 chrec_fold_multiply.
10967 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10968 Janis Johnson <janis187@us.ibm.com>
10971 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10972 for the symbol ref of a constant that is the source of a move
10973 - nor for any other not-obvious-label-ref constants.
10975 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10977 * plugin.c (position_pass): Skip newly inserted pass during list
10978 traversal to avoid repeated insertion.
10980 2009-06-16 Ian Lance Taylor <iant@google.com>
10982 * vec.h (VEC_stack_alloc): Define different version if
10983 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10984 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10985 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10986 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10988 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10990 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10992 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10993 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10994 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10995 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10996 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10997 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10998 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10999 (bdesc_special_args): Add __builtin_ia32_rdtsc and
11000 __builtin_ia32_rdtscp.
11001 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
11002 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
11003 and __builtin_ia32_rorhi.
11004 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
11005 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11006 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11007 (ix86_expand_args_builtin): Likewise.
11008 (ix86_expand_special_args_builtin): Likewise.
11010 * config/i386/i386.md (UNSPECV_RDTSCP): New.
11011 (UNSPECV_RDTSC): Likewise.
11012 (UNSPECV_RDPMC): Likewise.
11013 (*bsr): Renamed to ...
11015 (*bsr_rex64): Renamed to ...
11018 (*rdpmc): Likewise.
11019 (*rdpmc_rex64): Likewise.
11021 (*rdtsc): Likewise.
11022 (*rdtsc_rex64): Likewise.
11023 (rdtscp): Likewise.
11024 (*rdtscp): Likewise.
11025 (*rdtscp_rex64): Likewise.
11027 * config/i386/ia32intrin.h: New.
11029 * config/i386/x86intrin.h: Include <ia32intrin.h>.
11031 2009-06-16 Ian Lance Taylor <iant@google.com>
11033 * ira-build.c (copy_info_to_removed_store_destinations):
11034 Initialize parent_a.
11036 2009-06-16 Ian Lance Taylor <iant@google.com>
11038 * c-decl.c (grokdeclarator): Change size_varies to bool.
11040 2009-06-16 Ian Lance Taylor <iant@google.com>
11042 * sel-sched.c: Make forward declarations of move_op_hooks and
11043 fur_hooks explicitly extern.
11045 2009-06-16 Ian Lance Taylor <iant@google.com>
11047 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
11048 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
11050 2009-06-16 Ian Lance Taylor <iant@google.com>
11052 * resource.c (mark_referenced_resources): Change
11053 include_delayed_effects parameter to bool. Change all callers.
11054 (mark_end_of_function_resources): Likewise.
11055 * reorg.c (insn_references_resource_p): Likewise.
11056 (insn_sets_resource_p): Likewise.
11057 * resource.h (mark_referenced_resources): Update declaration.
11058 (mark_end_of_function_resources): Update declaration.
11060 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11062 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
11064 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11066 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
11067 GCC can bootstrap on AIX with GNU Binutils 2.20.
11069 2009-06-16 Ian Lance Taylor <iant@google.com>
11071 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
11073 2009-06-16 Ian Lance Taylor <iant@google.com>
11075 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
11076 inline, not extern inline.
11077 (exact_log2): Likewise.
11078 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
11080 (exact_log2): Likewise, but don't test CTZ_HWI.
11082 2009-06-16 Ian Lance Taylor <iant@google.com>
11084 * bitmap.c (bitmap_clear): Don't declare as inline.
11085 * gimple.c (gimplify_assign): Likewise.
11086 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
11087 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
11088 (sched_scan_info): Remove duplicate definition.
11090 2009-06-16 Ian Lance Taylor <iant@google.com>
11092 * c-common.c (skip_evaluation): Don't define.
11093 (c_inhibit_evaluation_warnings): Define global variable.
11094 (overflow_warning): Check c_inhibit_evaluation_warnings rather
11095 than skip_evaluation.
11096 (convert_and_check, warn_for_div_by_zero): Likewise.
11097 * c-common.h (skip_evaluation): Don't declare.
11098 (c_inhibit_evaluation_warnings): Declare.
11099 * c-parser.c (c_parser_typeof_specifier): Set
11100 c_inhibit_evaluation_warnings rather than skip_evaluation.
11101 (c_parser_conditional_expression): Likewise.
11102 (c_parser_binary_expression): Likewise.
11103 (c_parser_sizeof_expression): Likewise.
11104 (c_parser_alignof_expression): Likewise.
11105 * c-typeck.c (build_indirect_ref): Check
11106 c_inhibit_evaluation_warnings rather than skip_evaluation.
11107 (build_conditional_expr, build_binary_op): Likewise.
11109 2009-06-16 Richard Guenther <rguenther@suse.de>
11111 * tree-ssa-alias.c (is_escape_site): Remove.
11112 * tree-ssa-alias.h (enum escape_type): Remove.
11113 (is_escape_site): Likewise.
11114 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
11115 via casts and asms without deferring to is_escape_site.
11117 2009-06-16 Jakub Jelinek <jakub@redhat.com>
11119 PR middle-end/40446
11120 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
11121 use gen_lowpart if op0 has complex mode.
11123 2009-06-16 Richard Guenther <rguenther@suse.de>
11125 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
11126 variables add them to ESCAPED.
11127 (find_func_aliases): Do not make all indirectly stored values escaped.
11129 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
11131 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
11132 make_decl_one_only.
11134 2009-06-16 Martin Jambor <mjambor@suse.cz>
11136 PR tree-optimization/40432
11137 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
11138 check whether we need to force gimple register operand.
11140 2009-06-16 Martin Jambor <mjambor@suse.cz>
11142 PR tree-optimization/40413
11143 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
11144 build_ref_for_offset.
11145 (propagate_subacesses_accross_link): Fix a typo in a comment.
11147 2009-06-16 Ira Rosen <irar@il.ibm.com>
11149 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11150 with additional parameter.
11151 * tree-vectorizer.h (enum vect_def_type): Add new value
11153 (enum vect_relevant): Add comments.
11154 (vect_is_simple_reduction): Add new argument.
11155 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
11156 Detect nested cycles.
11157 (vect_is_simple_reduction): Update documentation, add an argument to
11158 distinguish inner-loop reduction from nested cycle, detect nested
11159 cycles, fix printings and indentation, don't swap operands in case
11161 (get_initial_def_for_reduction): Handle subtraction.
11162 (vect_create_epilog_for_reduction): Add new argument to specify
11163 reduction variable.
11164 (vect_finalize_reduction): Handle subtraction, fix comments.
11165 (vectorizable_reduction): Handle nested cycles. In case of nested
11166 cycle keep track of the reduction variable position. Call
11167 vect_is_simple_reduction with additional parameter. Use original
11168 statement code in reduction epilogue for nested cycle. Call
11169 vect_create_epilog_for_reduction with additional parameter.
11170 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
11171 inner-loop vectorization.
11172 (vect_recog_widen_sum_pattern): Likewise.
11173 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
11175 (vect_mark_stmts_to_be_vectorized): Likewise.
11176 (vect_get_vec_def_for_operand): Handle nested cycles.
11178 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11180 * doc/invoke.texi (Debugging Options): Fix option index entries
11181 for -fdump-statistics, -frandom-seed add entries for
11182 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
11183 (FRV Options): Fix entries for -mTLS, -mtls.
11184 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
11185 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
11186 (M68hc1x Options): Fix @itemx for -mnominmax.
11187 (MCore Options): Fix entry for -mno-lsim.
11188 (MMIX Options): Fix entry for -mabi=mmixware.
11189 (PDP-11 Options): Fix entry for -mbcopy-builtin.
11191 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
11193 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
11194 Mention the plugin mode of gengtype.
11195 * doc/gty.texi (Source Files Containing Type Information): Likewise.
11196 * gengtype.c: Updated copyright.
11197 (plugin_files, nb_plugin_files) Added new static variables.
11198 (measure_input_list) Care about plugin_files.
11199 (write_rtx_next): Added early return in plugin mode.
11200 (create_file): Updated copyright year in generated file. Added
11202 (oprintf): Added early return if NULL outf.
11203 (get_output_file_with_visibility): Care of plugin_files.
11204 (get_output_file_name): May return null.
11205 (write_local): Added early return.
11206 (put_mangled_filename): Ditto.
11207 (finish_root_table): Added check for base_files.
11208 (write_roots): Care about null when plugins.
11209 (main): Added plugin mode.
11211 2009-06-15 Ian Lance Taylor <iant@google.com>
11213 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
11214 * gcov.c (read_count_file): Add braces around variables declared
11217 * c.opt (Wjump-misses-init): New warning.
11218 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
11219 -Wall and -Wc++-compat if not already set.
11220 (c_common_post_options): Clear warn_jump_misses_init if it was not
11222 * c-decl.c (struct c_binding): Change type field to a union with
11223 new label field. Make it the first field in the struct. Update
11224 references to type to use u.type instead.
11225 (struct c_spot_bindings): Define.
11226 (struct c_goto_bindings): Define.
11227 (c_goto_bindings_p): Define, along with VECs.
11228 (struct c_label_vars): Define.
11229 (struct c_scope): Add has_label_bindings field.
11230 (bind_label, set_spot_bindings): New static functions.
11231 (decl_jump_unsafe, update_spot_bindings): New static functions.
11232 (update_label_decls): New static function.
11233 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
11234 Update binding u.label field to shadowed field.
11235 (c_binding_start_stmt_expr): New function.
11236 (c_binding_end_stmt_expr): New function.
11237 (pushdecl): Don't call c_begin_vm_scope.
11238 (make_label): Add defining and p_label_vars parameters. Change
11240 (lookup_label): Correct test for whether a label has not yet been
11241 defined. Call bind_label rather than bind.
11242 (warn_about_goto): New static function.
11243 (lookup_label_for_goto): New function.
11244 (declare_label): Call bind_label rather than bind.
11245 (check_earlier_gotos): New static function.
11246 (define_label): Don't give errors about jumping into statement
11247 expressions or scopes of variably modified types. Call
11248 set_spot_bindings and check_earlier_gotos. Call bind_label
11249 instead of bind. Don't set label_context_stack_se or
11250 label_context_stack_vm.
11251 (c_get_switch_bindings): New function.
11252 (c_release_switch_bindings): New function.
11253 (c_check_switch_jump_warnings): New function.
11254 (start_function): Don't set label_context_stack_se or
11255 label_context_stack_vm.
11256 (finish_function): Likewise.
11257 * c-typeck.c (label_context_stack_se): Don't define.
11258 (label_context_stack_vm): Don't define.
11259 (c_finish_goto_label): Call lookup_label_for_goto rather than
11260 lookup_label. Don't give errors about jumping into a statement
11261 expression or the scope of a variably modified type. Don't set
11262 label_context_stack_se or label_context_stack_vm.
11263 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
11264 fields. Add bindings field.
11265 (c_start_case): Don't set deleted fields. Set bindings field.
11266 (do_case): Rework order of tests. Don't check blocked_stmt_expr
11267 or blocked_vm. Call c_check_switch_jump_warnings.
11268 (c_finish_case): Don't test blocked_stmt_expr field. Call
11269 c_release_switch_bindings.
11270 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
11271 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11272 set label_context_stack_se. Call c_bindings_start_stmt_expr.
11273 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
11274 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11275 set label_context_stack_se. Call c_bindings_end_stmt_expr.
11276 (c_begin_vm_scope, c_end_vm_scope): Don't define.
11277 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
11278 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
11279 (C_DECL_UNJUMPABLE_VM): Don't define.
11280 (C_DECL_UNDEFINABLE_VM): Don't define.
11281 (struct c_label_list): Don't define.
11282 (struct c_label_context_se): Don't define.
11283 (struct c_label_context_vm): Don't define.
11284 (struct c_spot_bindings): Declare.
11285 (c_bindings_start_stmt_expr): Declare.
11286 (c_bindings_end_stmt_expr): Declare.
11287 (lookup_label_for_goto): Declare.
11288 (c_get_switch_bindings, c_release_switch_bindings): Declare.
11289 (c_check_switch_jump_warnings): Declare.
11290 (label_context_stack_se, label_context_stack_vm): Don't declare.
11291 (c_finish_goto_label): Update declaration.
11292 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
11293 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
11294 (Warning Options): Document -Wjump-misses-init.
11296 2009-06-15 Jakub Jelinek <jakub@redhat.com>
11298 * tree-object-size.c (addr_object_size): Fix a pasto in the last
11301 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11303 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
11305 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11307 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
11309 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11311 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
11313 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11315 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
11316 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
11317 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
11318 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
11319 * dwarf2asm.c (dw2_force_const_mem): Update call to
11320 make_decl_one_only.
11321 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
11322 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
11323 * langhooks.c (lhd_comdat_group): Remove.
11324 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11325 * tree.h (DECL_COMDAT_GROUP): New.
11326 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11327 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11328 (make_decl_one_only): Change signature.
11329 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11330 make_decl_one_only.
11331 (make_decl_one_only): Change signature.
11332 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11334 2009-06-15 Richard Guenther <rguenther@suse.de>
11336 PR middle-end/40439
11337 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11339 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11341 * tree-ssa-math-opts.c: Remove extra divide.
11343 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11345 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11347 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11349 * passes.c: Add bswap pass.
11350 * tree-pass.h: Add pass_optimize_bswap declaration.
11351 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11352 Include rtl.h, expr.h and optabs.h for optab_handler check.
11353 (struct symbolic_number, pass_optimize_bswap): New definition.
11354 (do_shift_rotate, verify_symbolic_number_p): New functions.
11355 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11356 (gate_optimize_bswap): New function.
11357 * tree.c (widest_int_cst_value): New function.
11358 * tree.h (widest_int_cst_value): Prototype added.
11360 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11362 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11363 REG_EQUAL/REG_EQUIV notes.
11365 2009-06-14 Richard Guenther <rguenther@suse.de>
11367 PR middle-end/40389
11368 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11369 has its address taken if NRV was applied and it is addressable.
11370 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11371 function split out from ...
11372 (get_constraint_for_1): ... here.
11373 (handle_rhs_call): Use it to mark the return slot escaped if
11374 it is addressable and NRV was applied.
11376 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11378 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11379 Change first argument type to location_t.
11380 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11381 Do not set input_location.
11382 Use loc instead of input_location throughout.
11384 2009-06-13 Richard Guenther <rguenther@suse.de>
11386 PR tree-optimization/40421
11387 * tree-predcom.c (should_unroll_loop_p): Remove.
11388 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11390 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11392 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11393 Add location argument.
11395 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11397 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11399 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11400 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11401 * config/spu/spu-protos.h: Add location to
11402 spu_resolve_overloaded_builtin.
11403 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11404 spu_build_builtin_va_list.
11405 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11406 argument. Pass location to build_function_call_vec.
11407 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11409 (emit_fpu_switch): Same.
11410 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11411 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11412 to build_decl and create_artificial_label.
11413 (xtensa_gimplify_va_arg_expr): Same.
11414 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11415 (xstormy16_gimplify_va_arg_expr): Same.
11416 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11417 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11418 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11419 (mips16_build_function_stub): Same.
11420 (mips16_build_call_stub): Same.
11422 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11425 * arm/constraints.md (Pa, Pb): New constraints.
11426 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11427 split pattern to deal with them.
11429 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11431 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11432 fix index entry for -Xpreprocessor.
11434 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11436 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11437 Add location argument to build_decl call.
11438 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11439 (rs6000_init_builtins): Same.
11440 (spe_init_builtins): Same.
11441 (rs6000_gimplify_va_arg): Add location argument to
11442 create_artificial_label call.
11444 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11446 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11447 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11448 * Makefile.in: Fix GGC dependency for gcse.o.
11450 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11452 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11453 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11454 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11456 * c-parser.c (c_parser_binary_expression): Use current column while
11457 building binary operations.
11458 * common.opt (fshow-column): Enable by default.
11459 * tree-vrp.c (check_array_ref): Use warning_at.
11460 (check_array_bounds): Use location from call back if expr has no
11462 * tree.h: Add location argument to maybe_fold_*.
11463 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11464 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11465 (maybe_fold_offset_to_component_ref): Same.
11466 (maybe_fold_offset_to_reference): Same.
11467 (maybe_fold_offset_to_address): Same.
11468 (maybe_fold_stmt_indirect): Same.
11469 (maybe_fold_stmt_addition): Same.
11470 (fold_stmt_r): Pass location to maybe_fold_*.
11471 (fold_gimple_assign): Same.
11472 * c-tree.h: Add location argument to finish_decl,
11473 default_function_array_conversion, store_init_value.
11474 * c-decl.c (define_label): Use error_at.
11475 (c_make_fname_decl): Pass location to finish_decl.
11476 (finish_decl): New location argument.
11477 (build_compound_literal): Pass location to store_init_value.
11478 (grokdeclarator): Pass location to finish_decl.
11480 * c-typeck.c (array_to_pointer_conversion): New location argument.
11481 (function_to_pointer_conversion): Same.
11482 (default_function_array_conversion): Same.
11483 (parser_build_unary_op): Pass location to overflow_warning.
11484 (parser_build_binary_op): Same. Use warning_at.
11485 (build_unary_op): Pass location to array_to_pointer_conversion.
11486 (build_c_cast): Pass location to digest_init.
11487 (build_modify_expr): New location argument.
11488 (convert_for_assignment): Same.
11489 (store_init_value): Same.
11490 (digest_init): Same.
11491 (output_init_element): Pass location to digest_init and
11492 array_to_pointer_conversion.
11493 (c_finish_return): Pass location to convert_for_assignment.
11494 * gimplify.c (gimplify_conversion): Pass location to
11495 maybe_fold_offset_to_address.
11496 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11497 to maybe_fold_stmt_addition.
11498 * c-omp.c (c_finish_omp_atomic): Pass new location to
11500 (c_finish_omp_for): Same.
11501 * c-common.c (overflow_warning): New argument.
11502 * c-common.h: New argument to build_modify_expr, overflow_warning.
11503 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11505 (c_parser_initializer): Pass location to
11506 default_function_array_conversion.
11507 (c_parser_initelt): Same.
11508 (c_parser_initval): Same.
11509 (c_parser_asm_operands): Same.
11510 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11511 (c_parser_conditional_expression): Same.
11512 (c_parser_binary_expression): Add location info to stack. Use it.
11513 (c_parser_unary_expression): Pass location to
11514 default_function_array_conversion, parser_build_unary_op,
11515 build_indirect_ref, c_parser_postfix_expression_after_primary.
11516 (c_parser_postfix_expression_after_primary): New location argument.
11518 (c_parser_expression_conv): Pass location to
11519 default_function_array_conversion.
11520 (c_parser_expr_list): Same.
11521 (c_parser_omp_atomic): Same.
11522 (c_parser_omp_for_loop): Same.
11523 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11524 (build_array_declarator): New argument.
11525 * c-decl.c (build_array_declarator): Add location argument.
11526 (grokdeclarator): Set id_loc for cdk_array.
11527 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11528 build_array_declarator.
11529 * tree.c (build_omp_clause): Add location argument.
11530 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11531 (OMP_CLAUSE_LOCATION): New macro.
11532 (struct tree_omp_clause): Add location field.
11533 (build_omp_clause): Add argument.
11534 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11535 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11537 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11538 (cp_parser_omp_clause_collapse): Same.
11539 (cp_parser_omp_clause_default): Same.
11540 (cp_parser_omp_clause_if): Same.
11541 (cp_parser_omp_clause_nowait): Same.
11542 (cp_parser_omp_clause_num_threads): Same.
11543 (cp_parser_omp_clause_ordered): Same.
11544 (cp_parser_omp_clause_schedule): Same.
11545 (cp_parser_omp_clause_untied): Same.
11546 (cp_parser_omp_for_loop): Same.
11547 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11548 * c-tree.h (c_start_case): Add location argument.
11549 (c_process_expr_stmt): Same.
11550 (c_finish_goto_*): Same.
11551 * tree-parloops.c (initialize_reductions): Pass location to
11553 (create_parallel_loop): Same.
11554 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11555 (gfc_trans_omp_reduction_list): Same.
11556 (gfc_trans_omp_clauses): Same.
11557 (gfc_trans_omp_do): Same.
11558 * c-typeck.c (c_finish_goto_label): Same.
11559 (c_finish_goto_ptr): New location argument.
11560 (c_start_case): Same.
11561 (emit_side_effect_warnings): Same.
11562 (c_process_expr_stmt): Same.
11563 (c_finish_stmt_expr): Same.
11564 (c_finish_omp_clauses): Use error_at instead of error.
11565 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11567 * c-omp.c (c_split_parallel_clauses): New location argument.
11568 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11569 to build_omp_clause.
11570 (convert_local_reference_stmt): Same.
11571 (convert_gimple_call): Same.
11572 * c-common.h (c_split_parallel_clauses): New argument.
11573 * c-parser.c (c_parser_statement_after_labels): Pass location to
11574 c_finish_goto_label.
11575 (c_parser_switch_statement): Pass location to c_start_case.
11576 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11577 and c_process_expr_stmt.
11578 (c_parser_omp_variable_list): Add location argument.
11579 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11580 (c_parser_omp_clause_default): Same.
11581 (c_parser_omp_clause_if): Same.
11582 (c_parser_omp_clause_num_threads): Same.
11583 (-c_parser_omp_clause_ordered): Same.
11584 (c_parser_omp_clause_reduction): Pass location to
11585 c_parser_omp_variable_list.
11586 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11587 (c_parser_omp_clause_untied): Same.
11588 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11589 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11591 * c-tree.h (check_for_loop_decls, undeclared_variable,
11592 build_component_ref, build_array_ref, build_external_ref,
11593 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11594 build_conditional_expr, build_compound_expr, c_cast_expr,
11595 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11596 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11598 * c-semantics.c (build_stmt): Same.
11599 (build_case_label): Same.
11600 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11601 (undeclared_variable): New argument.
11602 (make_label): Same.
11603 (lookup_label): Pass location on down.
11604 (define_label): Same.
11605 (finish_decl): Same.
11606 (build_compound_literal): Same.
11607 (finish_struct): Same.
11608 (finish_function): Do not set location here.
11609 (check_for_loop_decls): New argument.
11610 * tree.c (save_expr): Set location.
11611 (build_empty_stmt): New argument.
11612 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11613 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11614 * builtins.c (gimplify_va_arg_expr): Use locations.
11615 (expand_builtin_sync_operation): Same.
11616 * c-typeck.c (build_component_ref): New argument.
11617 (build_array_ref): Same.
11618 (build_external_ref): Same.
11619 (c_expr_sizeof_expr): Same.
11620 (c_expr_sizeof_type): Same.
11621 (parser_build_unary_op): Same.
11622 (build_conditional_expr): Same.
11623 (build_compound_expr): Pass location on down.
11624 (build_compound_expr): New argument.
11625 (build_c_cast): Same.
11626 (c_cast_expr): Same.
11627 (build_asm_expr): Same.
11628 (c_finish_return): Same.
11629 (c_process_expr_stmt): Pass location on down.
11630 (c_finish_stmt_expr): New argument.
11631 (push_clenaup): Same.
11632 (c_finish_omp_parallel): Same.
11633 (c_finish_omp_task): Same.
11634 * gimplify.c (gimplify_call_expr): Pass location on down.
11635 * c-omp.c (c_finish_omp_master): New argument.
11636 (c_finish_omp_critical): Same.
11637 (c_finish_omp_ordered): Same.
11638 (c_finish_omp_barrier): Same.
11639 (-c_finish_omp_taskwait): Same.
11640 (c_finish_omp_atomic): Same.
11641 (c_finish_omp_flush): Same.
11642 * tree-inline.c (copy_tree_body_r): Pass location on down.
11643 (inline_forbidden_p): Remove use of input_location.
11644 * c-gimplify.c (c_build_bind_expr): New argument.
11645 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11646 (c_sizeof_or_alignof_type): New argument.
11647 (c_alignof_expr): Same.
11648 (build_va_arg): Same.
11649 (c_add_case_label): Same.
11650 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11651 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11652 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11653 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11654 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11655 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11657 * stub-objc.c (objc_build_selector_expr): Same.
11658 (objc_build_throw_stmt): Same.
11659 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11660 (c_parser_initelt): Same.
11661 (c_parser_compound_statement): Same.
11662 (c_parser_compound_statement_nostart): Same.
11663 (c_parser_label): Same.
11664 (c_parser_statement_after_labels): Same.
11665 (c_parser_if_body): Same.
11666 (c_parser_else_body): Same.
11667 (c_parser_if_statement): Same.
11668 (c_parser_switch_statement): Same.
11669 (c_parser_while_statement): Same.
11670 (c_parser_do_statement): Same.
11671 (c_parser_for_statement): Same.
11672 (c_parser_asm_statement): Same.
11673 (c_parser_conditional_expression): Same.
11674 (c_parser_binary_expression): Same.
11675 (c_parser_cast_expression): Same.
11676 (c_parser_unary_expression): Same.
11677 (c_parser_sizeof_expression): Same.
11678 (c_parser_alignof_expression): Same.
11679 (c_parser_postfix_expression): Same.
11680 (c_parser_expression): Same.
11681 (c_parser_objc_receiver): Same.
11682 (c_parser_omp_variable_list): Same.
11683 (c_parser_omp_structured_block): Same.
11684 (c_parser_omp_atomic): New argument.
11685 (c_parser_omp_barrier): Same.
11686 (c_parser_omp_critical): Same.
11687 (c_parser_omp_flush): Pass location on down.
11688 (c_parser_omp_for_loop): New argument.
11689 (c_parser_omp_for): Same.
11690 (c_parser_omp_master): Same.
11691 (c_parser_omp_ordered): Same.
11692 (c_parser_omp_sections_scope): Same.
11693 (c_parser_omp_sections): Same.
11694 (c_parser_omp_parallel): Same.
11695 (c_parser_omp_single): Same.
11696 (c_parser_omp_task): Same.
11697 (c_parser_omp_taskwait): Pass location on down.
11698 (c_parser_omp_construct): Same.
11699 (c_parser_omp_threadprivate): Same.
11700 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11701 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11702 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11703 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11704 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11705 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11706 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11707 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11708 config/i386/i386.c, stmt.c:
11709 Add location argument to the following function definitions and/or
11710 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11711 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11712 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11713 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11714 do_case, c_finish_bc_stmt, build_compound_literal,
11715 build_function_call.
11716 * c-decl.c (build_compound_literal): Add location argument.
11717 Make all diagnostic calls use location.
11718 (start_struct): Same.
11719 (finish_struct): Same.
11720 (start_enum): Same.
11721 (build_enumerator): Same.
11722 (start_function): Same.
11723 (grokdeclarator): Make all diagnostic calls use location.
11724 (store_parm_decls_oldstyle): Same.
11725 * c-typeck.c (build_function_call): Add location argument.
11726 Make all diagnostic calls use location.
11728 (c_finish_bc_stmt): Same.
11729 * tree-nested.c (get_trampoline_type): Add argument.
11730 Pass location to build_decl.
11731 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11732 * rtl.h (RTL_LOCATION): New.
11733 * c-common.c (c_add_case_label): Add location argument.
11734 Make all diagnostic calls use location.
11735 * c-common.h: Add location argument to make_fname_decl, do_case,
11736 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11737 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11738 Set it appropriately for every case. Pass enum_loc to start_enum
11739 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11741 (c_parser_struct_or_union_specifier): Save location. Use it for
11742 start_struct, finish_struct, and parser_xref_tag.
11744 2009-06-12 Ian Lance Taylor <iant@google.com>
11746 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11748 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11749 cpp_opts->warn_cxx_operator_names.
11751 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11754 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11755 is returns NULL and OP is a VCE, look through the VCE.
11757 2009-06-12 Ian Lance Taylor <iant@google.com>
11760 * collect2.c (main): Use CONST_CAST2 in code inside #if
11761 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11763 2009-06-12 Joey Ye <joey.ye@intel.com>
11765 PR middle-end/39146
11766 * cfgexpand.c (get_decl_align_unit): Update
11767 max_used_stack_slot_alignment with align instead of
11768 stack_alignment_needed.
11770 * function.c (assign_stack_local_1): Update
11771 max_used_stack_slot_alignment with alignment_in_bits instead
11772 of stack_alignment_needed.
11773 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11776 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11778 * dwarf2out.c (last_var_location_insn): New variable.
11779 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11780 (dwarf2out_var_location): Don't record anything after last real
11781 insn. Only change labels if there were any real instructions
11782 in between last note and this one, or if changed sections.
11784 2009-06-11 Richard Henderson <rth@redhat.com>
11786 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11787 note when storing the frame pointer in a register.
11788 (FRP): Don't redefine to nothing for epilogue.
11789 (alpha_expand_epilogue): Mark register and sp restores.
11790 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11792 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11793 when gen_lowpart is needed.
11795 2009-06-11 Richard Henderson <rth@redhat.com>
11797 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11799 * dwarf2out.c (need_data_align_sf_opcode): New.
11800 (div_data_align): Move earlier.
11801 (def_cfa_1, reg_save): Use it.
11803 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11805 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11806 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11807 (ix86_handle_option): Handle OPT_mcrc32.
11808 (ix86_target_string): Add -mcrc32.
11809 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11811 * config/i386/i386.h (TARGET_CRC32): New.
11813 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11814 (sse4_2_crc32di): Likewise.
11816 * config/i386/i386.opt (mcrc32): New.
11818 * doc/invoke.texi: Document -mcrc32.
11820 2009-06-11 Richard Henderson <rth@redhat.com>
11822 * common.opt (gdwarf-): Accept a version number.
11823 * doc/invoke.texi (gdwarf-): Update docs.
11824 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11825 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11826 version level, and record it.
11828 * dwarf2.h (DW_CIE_VERSION): Remove.
11829 * dwarf2out.c (DWARF_VERSION): Remove.
11830 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11831 (output_call_frame_info): Use CIE version 3 for dwarf3,
11832 or if the return register column is out of range for version 1.
11833 (dwarf_stack_op_name): Add all dwarf3 values.
11834 (DEBUG_PUBTYPES_SECTION): New.
11835 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11836 encoding change for dwarf3.
11837 (output_die) [dw_val_class_die_ref]: Likewise.
11838 (output_compilation_unit_header): Emit correct version for dwarf3.
11839 (output_line_info): Likewise.
11840 (output_pubnames): Update for DWARF_VERSION removal.
11841 (output_aranges): Likewise.
11842 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11843 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11844 (dwarf2out_finish): Likewise.
11846 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11848 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11851 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11854 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11855 * builtins.c (expand_builtin_unreachable): New function.
11856 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11857 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11858 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11860 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11861 searching for missing barriers.
11863 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11865 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11866 when -fprofile-generate* was passed.
11867 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11869 2009-06-11 Anthony Green <green@moxielogic.com>
11871 * config/moxie/moxie.md: Define length attribute for all instructions.
11873 (*b<cond:code>): Support limited branch ranges for new PC-relative
11874 branch instructions.
11875 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11877 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11879 * config/i386/i386.c (min_insn_size): Use get_attr_length
11880 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11881 For __asm return 0.
11883 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11884 instead of emit_insn_before.
11886 2009-06-10 Ian Lance Taylor <iant@google.com>
11889 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11892 2009-06-10 Revital Eres <eres@il.ibm.com>
11894 * passes.c (init_optimization_passes): Reschedule
11895 predictive-commoning pass before complete unroll pass.
11897 2009-06-10 Martin Jambor <mjambor@suse.cz>
11899 * cgraph.c (cgraph_node_can_be_local_p): New function.
11900 (cgraph_make_node_local): New function.
11901 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11902 (cgraph_make_node_local): Declare.
11904 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11906 * tree.h (tree_base): Add packed_flag and user_align fields.
11907 Decrease size of spare field.
11908 (TYPE_USER_ALIGN): Use user_align from tree_base.
11909 (DECL_USER_ALIGN): Likewise.
11910 (TYPE_PACKED): Use packed_flag from tree_base.
11911 (DECL_PACKED): Likewise.
11912 (tree_type): Delete packed_flag and user_align fields. Widen
11913 precision field. Widen mode field and shuffle fields to align
11914 mode on an 8-bit boundary.
11915 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11916 Renumber decl_flag_* fields. Fix comments. Widen
11917 decl_common_unused field.
11918 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11919 (DECL_EXTERNAL): Likewise.
11920 (DECL_BIT_FIELD): Likewise.
11921 (DECL_NONADDRESSABLE_P): Likewise.
11922 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11923 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11925 2009-06-10 Ian Lance Taylor <iant@google.com>
11927 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11928 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11929 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11930 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11931 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11932 DEF_VEC_ALLOC_FUNC_P.
11933 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11934 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11935 DEF_VEC_ALLOC_FUNC_O.
11936 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11937 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11938 DEF_VEC_ALLOC_FUNC_I.
11939 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11940 (vec_stack_p_reserve_exact_1): Declare.
11941 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11942 (vec_stack_free): Declare.
11943 (VEC_stack_alloc): Define.
11944 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11945 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11946 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11947 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11949 (stack_vecs): New static variable.
11950 (vec_stack_p_reserve_exact_1): New function.
11951 (vec_stack_o_reserve_1): New static function.
11952 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11953 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11954 (vec_stack_free): New function.
11955 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11956 (VEC_df_ref_stack_alloc): Define.
11957 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11958 DEF_VEC_ALLOC_P_STACK.
11959 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11960 (struct df_collection_rec): Change _vec fields to VEC. Remove
11962 (df_free_collection_rec): Adjust for new fields.
11963 (df_insn_rescan): Use new df_collection_rec fields.
11964 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11965 (df_ref_create_structure, df_ref_record): Likewise.
11966 (df_get_conditional_uses, df_get_call_refs): Likewise.
11967 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11968 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11969 (df_record_exit_block_uses, df_bb_verify): Likewise.
11970 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11971 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11972 Remove count parameter. Change return type to void. Change all
11974 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11975 Remove count parameter. Change return type to void. Change all
11977 (df_install_refs): Change old_vec parameter to VEC. Remove count
11978 parameter. Change all callers.
11979 (df_install_mws): Change old_vec parameter to VEC. Remove count
11980 parameter. Change all callers.
11981 (df_refs_verify): Change new_rec parameter to VEC. Change call
11983 (df_mws_verify): Likewise.
11985 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11987 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11989 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11991 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11993 2009-06-10 Anthony Green <green@moxielogic.com>
11995 * config/moxie/crti.asm: New file.
11996 * config/moxie/crtn.asm: New file.
11997 * config/moxie/moxie.c: New file.
11998 * config/moxie/moxie.h: New file.
11999 * config/moxie/sfp-machine.h: New file.
12000 * config/moxie/moxie-protos.h: New file.
12001 * config/moxie/t-moxie: Created.
12002 * config/moxie/t-moxie-softfp: Created.
12003 * config/moxie/moxie.md: Created.
12004 * config/moxie/constraints.md: Created.
12005 * config.gcc: Add moxie support.
12006 * doc/md.texi (Machine Constraints): Add moxie constraints.
12007 * doc/contrib.texi (Contributors): Mention moxie port.
12008 * doc/install.texi (Specific): Mention the moxie port.
12010 2009-06-09 Ian Lance Taylor <iant@google.com>
12012 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
12013 compiling with C++.
12014 * optabs.c (optab_table): Only use designated initializers if
12015 HAVE_DESIGNATED_INITIALIZERS is defined.
12016 (convert_optab_table): Likewise.
12017 (init_optabs): Always call init_insn_codes if
12018 HAVE_DESIGNATED_INITIALIZERS is not defined.
12020 2009-06-09 Ian Lance Taylor <iant@google.com>
12022 * targhooks.c (default_builtin_vectorized_function): Change fn
12023 parameter to unsigned int.
12024 (default_builtin_vectorized_conversion): Change code parameter to
12026 (default_builtin_reciprocal): Change fn parameter to unsigned int.
12027 * targhooks.h: Update declarations.
12028 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
12029 parameter to unsigned int.
12031 * c-typeck.c (comptypes_check_enum_int): New static function.
12032 (comptypes_internal): Add enum_and_int_p parameter. Change all
12034 (comp_target_types): Add location parameter. Change all callers.
12035 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
12036 Change all callers.
12037 (function_types_compatible_p, type_lists_compatible_p): Likewise.
12038 (build_conditional_expr): Add colon_loc parameter. Change all
12040 (convert_for_assignment): Add location parameter. Change all callers.
12041 * c-parser.c (c_parser_conditional_expression): Pass location of
12042 colon to build_conditional_expr.
12043 * c-tree.h (build_conditional_expr): Update declaration.
12045 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12047 * graphite.c: Revert previous patch.
12049 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12052 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12054 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
12056 * tree-ssa-loop-prefetch.c
12057 (loop_prefetch_arrays): Fixed a portability problem in printf format
12060 2009-06-09 Martin Jambor <mjambor@suse.cz>
12062 PR tree-optimization/40351
12063 * tree-sra.c (propagate_subacesses_accross_link): Check that a
12064 refrence to a potential artifical subaccess can be constructed.
12066 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12068 * config/sh/sh-protos.h (sh_optimization_options): Declare.
12069 (sh_override_options): Likewise.
12070 * config/sh/sh.c: Include params.h.
12071 (sh_optimization_options): New.
12072 (sh_override_options): Likewise.
12073 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
12074 (OVERRIDE_OPTIONS): Use sh_override_options.
12076 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12078 * dwarf2out.c (emit_cfa_remember): New variable.
12079 (add_fde_cfi): If emit_cfa_remember, recurse to add
12080 DW_CFA_remember_state first.
12081 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
12082 instead just set emit_cfa_remember.
12084 2009-06-08 Jan Hubicka <jh@suse.cz>
12087 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
12089 2009-06-08 Jan Hubicka <jh@suse.cz>
12091 PR middle-end/39834
12092 * cgraphunit.c (save_inline_function_body): Do not copy transform
12093 hooks for saved inline bodies.
12094 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
12095 for given function.
12097 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
12099 * jump.c (returnjump_p): Handle delayed branches. Add missing
12102 2009-06-08 Jan Hubicka <jh@suse.cz>
12104 PR middle-end/40102
12105 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
12106 original node might've been modified.
12107 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
12109 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12111 * tree-object-size.c (addr_object_size): Add OSI argument.
12112 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
12113 (compute_builtin_object_size, expr_object_size): Adjust callers.
12114 (plus_stmt_object_size): Call addr_object_size instead of
12115 compute_builtin_object_size.
12117 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
12118 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12120 * tree-ssa-loop-prefetch.c
12121 (gather_memory_references): Introduced a counter for the number of
12123 (anything_to_prefetch_p): Introduced a counter for the number of
12125 (is_loop_prefetching_profitable): New function with a cost model
12127 (loop_prefetch_arrays): Use the new cost model to determine if
12128 prefetching is profitable.
12129 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
12130 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12131 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
12132 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12133 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
12134 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12136 2009-06-08 Michael Matz <matz@suse.de>
12139 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
12140 partitions use the same.
12141 (expand_one_var): Deal with DECL_RTL sometimes begin set also
12142 for basevars of SSA_NAMEs.
12143 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
12144 to not expand them twice.
12145 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
12148 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
12150 * common.opt (fcompare-debug=, fcompare-debug-second): New.
12151 (fdump-final-insns=, gtoggle): New.
12152 * doc/invoke.texi: Document them.
12153 * final.c (rest_of_clean_state): Dump final insn stream.
12154 * gcc.c (invoke_as): Hook in -fcompare-debug.
12155 (static_spec_functions): Add compare-debug-dump-opt,
12156 compare-debug-self-opt and compare-debug-auxbase-opt.
12157 (compare_debug, compare_debug_second, compare_debug_opt): New.
12158 (switches_debug_check, n_switches_debug_check): New.
12159 (debug_auxbase_opt, debug_check_temp_file): New.
12160 (process_command): Handle -fno-compare-debug, -fcompare-debug and
12162 (do_self_spec): Handle arguments after switches.
12163 (do_spec_1): Add .gk extension to temp file basenames for compare.
12164 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
12165 (cc1_options): Use it instead of normal auxbase computation for
12166 the second compare-debug compilation.
12167 (compare_files): New.
12168 (main): Set up and implement compare debug mode.
12169 (compare_debug_dump_opt_spec_function): New.
12170 (compare_debug_self_opt_spec_function): New.
12171 (compare_debug_auxbase_opt_spec_function): New.
12172 * toplev.c (process_options): Handle flag_gtoggle,
12173 flag_dump_final_insns.
12174 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
12175 during -fcompare-debug-second compilation.
12177 2009-06-07 Ian Lance Taylor <iant@google.com>
12179 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
12180 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
12182 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
12183 with no default node. Change warning with %H to warning_at.
12184 Don't clear warn_switch around case checking.
12185 * doc/invoke.texi (Warning Options): Clarify distinction between
12186 -Wswitch and -Wswitch-enum.
12188 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12190 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
12192 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12194 * gbl-ctors.h: Add header guard.
12196 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12198 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
12199 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
12200 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
12201 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
12202 prototypes for removed functions.
12203 (expressions_equal_p): Move to ...
12204 * tree-ssa-sccvn.h: ... here and ...
12205 * matrix-reorg.c: ... adjust includes.
12207 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12209 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
12211 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12213 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
12214 (finish_function): Remove erroneous whitespace.
12216 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12218 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
12219 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
12221 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12223 * errors.c (internal_error): Commentary typo fix.
12224 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
12225 * tree-ssa-pre.c: Ditto.
12227 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12229 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
12230 them is supposed to hold actual statements.
12232 2009-06-06 Ian Lance Taylor <iant@google.com>
12234 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
12235 empty statements can now have attributes.
12237 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
12239 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
12240 * config/mips/mips.md: Ditto.
12242 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12244 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
12246 (__eabi_uconvert): Likewise.
12248 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12250 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
12251 CFI_* definitions with IN_GCC.
12253 2009-06-05 David Edelsohn <edelsohn@gnu.org>
12255 * xcoffout.h (xcoffout_source_line): Update prototype.
12257 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12259 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
12260 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
12262 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12264 PR middle-end/40340
12265 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
12266 inlined_function_outer_scope_p blocks for artificial inlines
12268 * tree.c (tree_nonartificial_location): Rewrite using
12269 block_nonartificial_location.
12271 2009-06-05 Revital Eres <eres@il.ibm.com>
12272 Leehod Baruch <leehod@il.ibm.com>
12274 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
12275 (expand_expr_real_1): Remove comment.
12276 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12277 Vectorize misaligned access when the target supports it.
12278 (vect_supportable_dr_alignment): Check for unaligned access support.
12279 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
12282 2009-06-05 Julian Brown <julian@codesourcery.com>
12284 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
12285 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
12287 2009-06-05 Richard Guenther <rguenther@suse.de>
12290 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
12291 as possibly unused.
12293 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12295 * config/s390/s390.c (global_not_special_regno_p): New static inline.
12296 (save_gprs): Don't tell unwinder when a global register is saved.
12297 (s390_emit_epilogue): Emit needed epilogue unwind info.
12299 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12301 * dwarf2out.c (deferred_asm_name): New.
12302 (add_name_and_src_coords_attributes): Defer creation of
12303 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
12305 (move_linkage_attr): New.
12306 (dwarf2out_finish): Revisit deferrals and emit attributes at the
12309 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12311 * tree-nested.c (finalize_nesting_tree_1): Declare the
12312 frame_decl in the binding tree.
12314 2009-06-04 Cary Coutant <ccoutant@google.com>
12316 * basic-block.h (struct basic_block_def): Add discriminator field.
12317 * dbxout.c (dbxout_source_line): Add new parameter. Change all
12319 * debug.c (do_nothing_debug_hooks): Add additional entry.
12320 (debug_nothing_int_charstar_int): New function.
12321 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
12322 (debug_nothing_int_charstar_int): New declaration.
12323 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
12324 discriminator value in .loc directive.
12325 * final.c (last_discriminator): New variable.
12326 (discriminator): New variable.
12327 (final_start_function): Initialize above variables, pass current
12328 discriminator to debug hook.
12329 (notice_source_line): Check for discriminator change.
12330 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12331 * sdbout.c (sdbout_source_line): New parameter.
12332 * tree-cfg.c (struct locus_discrim_map): New structure type.
12333 (discriminator_per_locus): New hash table.
12334 (build_gimple_cfg): Allocate and free discriminator hash table.
12335 (make_edges): Call assign_discriminator.
12336 (locus_map_hash): New function.
12337 (locus_map_eq): New function.
12338 (next_discriminator_for_locus): New function.
12339 (same_line_p): New function.
12340 (assign_discriminator): New function.
12341 (make_cond_expr_edges): Call assign_discriminator.
12342 (make_gimple_switch_edges): Likewise.
12343 (first_non_label_stmt): New function.
12344 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12346 * xcoffout.c (xcoffout_source_line): Add new parameter.
12348 * configure.ac (gcc_cv_as_discriminator): New configury check for
12349 gas support for discriminator.
12350 * configure: Regenerate.
12351 * config.in: Regenerate.
12353 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12355 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12356 val after checking for integers.
12358 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12360 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12362 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12363 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12364 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12365 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12366 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12367 X64_SSE_REGPARM_MAX.
12368 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12369 X64_SSE_REGPARM_MAX.
12371 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12373 * gcc.c (report_times_to_file): New.
12374 (execute): Implement it.
12375 (process_command): Support -time=.
12376 * doc/invoke.texi: Document it.
12378 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12380 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12381 that have value exprs.
12383 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12385 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12386 declarations for constants until...
12387 (dw2_output_indirect_constant_1): ... this point.
12389 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12392 * arm.md (arm_addsi3): Don't try to split an add with an
12393 eliminable register until after reload has completed.
12395 2009-06-03 Ian Lance Taylor <iant@google.com>
12397 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12398 * genattrtab.c (write_length_unit_log): Likewise.
12399 * genchecksum.c (dosum): Likewise.
12400 * gengtype.c (write_rtx_next): Likewise.
12401 (finish_root_table, write_roots): Likewise.
12402 * gimple.c (gimple_ops_offset_): Likewise.
12403 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12404 * config/arc/arc.c (arc_attribute_table): Likewise.
12405 * config/arm/arm.c (arm_attribute_table): Likewise.
12406 * config/avr/avr.c (avr_attribute_table): Likewise.
12407 * config/crx/crx.c (crx_attribute_table): Likewise.
12408 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12409 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12410 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12411 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12412 * config/sh/sh.c (sh_attribute_table): Likewise.
12413 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12414 * config/spu/spu.c (spu_attribute_table): Likewise.
12415 * config/v850/v850.c (v850_attribute_table): Likewise.
12417 * config/alpha/alpha.c (vms_attribute_table): Make static.
12418 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12419 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12420 * config/mips/mips.c (mips_attribute_table): Likewise.
12422 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12424 (cc1-checksum.o): Likewise.
12426 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12428 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12430 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12432 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12433 insn if it is changing sp. Use gen_add3_insn instead of
12434 conditionally gen_addsi3 and gen_adddi3.
12435 (offset_below_red_zone_p): New static inline function.
12436 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12437 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12438 * config/rs6000/ppc-asm.h: Include auto-host.h.
12439 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12440 CFI_RESTORE): Define.
12441 * config/rs6000/crtresxgpr.asm: Add unwind info.
12442 * config/rs6000/crtresxfpr.asm: Likewise.
12443 * config/rs6000/crtresgpr.asm: Likewise.
12444 * config/rs6000/crtresfpr.asm: Likewise.
12445 * config/rs6000/crtsavgpr.asm: Likewise.
12446 * config/rs6000/crtsavfpr.asm: Likewise.
12448 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12449 argument of DWARF2_FRAME_REG_OUT macros.
12451 2009-06-03 Julian Brown <julian@codesourcery.com>
12453 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12454 words or less (including TImode) in core registers.
12456 2009-06-03 Richard Guenther <rguenther@suse.de>
12458 PR middle-end/40328
12459 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12461 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12463 * statistics.c (statistics_counter_event): Do not record event
12464 in pass dump if its number == -1.
12465 (curr_statistics_hash): Add assert that we never get passes
12466 with static number == -1.
12468 2009-06-03 Richard Guenther <rguenther@suse.de>
12469 Andrey Belevantsev <abel@ispras.ru>
12471 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12472 non-BLKmode arrays addressable.
12474 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12476 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12477 * config/m68k/m68k.h: ... here.
12479 2009-06-03 Martin Jambor <mjambor@suse.cz>
12481 PR tree-optimization/40323
12482 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12485 2009-06-03 Richard Guenther <rguenther@suse.de>
12487 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12490 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12492 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12493 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12494 JUMP_TABLE_DATA_P where applicable.
12495 * config/sh/sh.c: Ditto.
12496 * config/sh/sh.h: Ditto.
12497 * config/sh/sh.md: Ditto.
12498 * config/sh/symbian.c: Ditto.
12500 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12502 * config/i386/driver-i386.c (describe_cache): Optimize
12503 concatenation of strings. Use snprintf instead of sprintf.
12504 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12505 target when not compiling with GCC.
12507 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12509 * config/sh/sh.c: Revert last change.
12510 (sh_expand_epilogue): Emit a blockage insn before the frame
12511 pointer adjustment unconditionally.
12513 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12515 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12516 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12517 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12518 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12519 to COLLECT_GCC_OPTIONS.
12521 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12523 * collect2.c (target_system_root): New variable.
12524 (main): Handle --sysroot=.
12525 (ignore_library): Strip the sysroot from the library path.
12527 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12529 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12530 (collect2.o): Depend on collect2-aix.h.
12531 (collect2-aix.o): New rule.
12532 * collect2-aix.h: New file.
12533 * collect2-aix.c: Likewise.
12534 * collect2.c: Include collect2-aix.h. Don't undefine
12535 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12536 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12537 Use TARGET_AIX_VERSION instead of _AIX51.
12538 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12539 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12540 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12541 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12542 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12544 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12546 * collect2.c (ignore_library): Avoid premature post-increment
12547 and null deference.
12549 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12551 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12552 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12553 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12554 CROSS_DIRECTORY_STRUCTURE too.
12555 (LINK_LIBG_SPEC): Likewise.
12556 (LIB_SPEC): Add %R to sysroot paths.
12557 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12558 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12559 * config/rs6000/aix51.h: As for aix43.h.
12560 * config/rs6000/aix52.h: Likewise.
12561 * config/rs6000/aix53.h: Likewise.
12562 * config/rs6000/aix61.h: Likewise.
12563 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12564 to the beginning of sysroot paths.
12566 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12568 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12569 INSN_LISTs that are out of the REG_NOTE range.
12571 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12573 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12574 (struct var_to_expand): Likewise.
12575 (struct opt_info): Add head and tail for linked lists of the above.
12576 (analyze_insn_to_expand_var): Initialize next.
12577 (analyze_iv_to_split_insn): Likewise.
12578 (analyze_insns_in_loop): Create linked lists.
12579 (allocate_basic_variable): Simplify for use without hash table.
12580 (insert_var_expansion_initialization): Likewise, make it type-safer.
12581 (combine_var_copies_in_loop_exit): Likewise.
12582 (apply_opt_in_copies): Walk lists rather than hash tables.
12583 (release_var_copies): Simplified and inlined by hand into...
12584 (free_opt_info): ... this function.
12586 2009-06-02 Richard Guenther <rguenther@suse.de>
12588 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12591 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12593 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12594 only for builtins that are not overridden.
12596 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12598 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12601 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12603 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12605 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12607 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12609 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12611 * common.opt (fdump-unnumbered-links): New.
12612 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12613 * print-rtl.c (flag_dump_unnumbered_links): New.
12614 (print_rtx): Test it.
12616 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12618 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12619 push/pop multiple to 8-byte alignment.
12621 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12623 * config/i386/i386.c (queued_cfa_restores): New static variable.
12624 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12626 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12627 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12628 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12629 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12630 note unconditionally.
12631 (ix86_emit_restore_regs_using_mov): Likewise.
12632 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12633 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12634 it through to ix86_emit_restore_reg_using_pop.
12635 (ix86_emit_leave): Add RED_OFFSET argument. Call
12636 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12637 instead of adding REG_CFA_OFFSET note unconditionally.
12638 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12639 the above functions. Call ix86_add_queued_cfa_restore_notes when
12642 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12643 force output of the label even for dwarf2out_do_cfi_asm.
12644 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12645 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12646 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12648 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12649 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12650 dwarf2out_cfi_label callers.
12651 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12652 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12653 Adjust dwarf2out_cfi_label callers.
12654 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12656 * config/i386/i386.h (struct machine_cfa_state,
12657 struct machine_function): Guard with ifndef USED_FOR_TARGET
12658 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12661 * emutls.c (__emutls_get_address): Change arr->size to mean number
12662 of allocated arr->data entries instead of # of slots + 1.
12664 PR middle-end/40316
12665 * recog.c (peep2_reinit_state): New function.
12666 (peephole2_init_state): Use it at the end of a basic block and also
12667 when seeing a RTX_FRAME_RELATED_P insn.
12669 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12671 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12672 fixuns_truncrfdi2): New.
12673 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12674 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12675 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12676 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12677 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12678 *recip_approx): Remove.
12679 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12680 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12681 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12683 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12686 2009-06-01 Ian Lance Taylor <iant@google.com>
12688 * attribs.c (register_attribute): Use CONST_CAST.
12689 * collect2.c (main): Use CONST_CAST2.
12690 (scan_prog_file): Likewise.
12691 * gcc.c (process_command, main): Likewise.
12692 * toplev.c (toplev_main): Likewise.
12694 * c-typeck.c (handle_warn_cast_qual): New static function,
12695 partially broken out of build_c_cast.
12696 (build_c_cast): Call handle_warn_cast_qual.
12697 * doc/invoke.texi (Warning Options): Document new effect of
12700 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12702 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12703 (diagnostic_report_current_module): Print columns.
12704 * common.opt (flag_show_column): Enable by default.
12706 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12708 * alias.c (find_base_term): Check for NULL term before returning.
12710 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12712 Revert due to PR40320:
12713 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12714 * calls.c (emit_library_call_value_1): Don't force_operand for move
12717 2009-06-01 Olivier Hainque <hainque@adacore.com>
12718 Eric Botcazou <ebotcazou@adacore.com>
12720 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12721 to be processed as a bitfield for constructor output purposes.
12722 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12724 * varasm.c (oc_local_state): New type, output_constructor
12725 local state to support communication with helpers.
12726 (oc_outer_state): New type, output_constructor outer state of
12727 relevance in recursive calls.
12728 (output_constructor_array_range): New output_constructor helper,
12729 extracted code for an array range element.
12730 (output_constructor_regular_field): New output_constructor helper,
12731 extracted code for an element that is not a bitfield.
12732 (output_constructor_bitfield): New output_constructor helper,
12733 extracted code for a bitfield element. Accept an OUTER state
12734 argument for recursive processing. Recurse on record or array
12735 CONSTRUCTOR values, possibly past noop conversions.
12736 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12737 VALUE is a valid constant-valued expression for use in a static
12738 bit-field initializer.
12739 (output_constructor): Rework to use helpers. Accept and honor an
12740 OUTER state argument for recursive calls. Return total size. Be
12741 prepared for nested constructors initializing bitfields.
12742 (output_constant): Feed OUTER in calls to output_constructor.
12744 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12746 * calls.c (emit_library_call_value_1): Don't force_operand for move
12749 2009-06-01 Nick Clifton <nickc@redhat.com>
12751 * doc/invoke.texi (IA-64 Options): Fix typo.
12753 2009-06-01 Ira Rosen <irar@il.ibm.com>
12755 PR tree-optimization/39129
12756 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12758 (vect_do_peeling_for_loop_bound): Use
12759 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12760 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12761 (vect_loop_versioning): Likewise.
12762 (vect_create_cond_for_alias_checks): Fix indentation.
12763 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12765 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12766 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12767 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12768 "control flow in loop".
12769 (vect_estimate_min_profitable_iters): Use
12770 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12771 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12772 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12773 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12774 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12775 statement belongs to a group of strided accesses with the exact code
12777 (vectorizable_load): Likewise.
12778 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12779 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12781 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12783 * config/freebsd-stdint.h: New file.
12784 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12785 Add freebsd-stdint.h to tm_file.
12787 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12789 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12790 (thumb2_extendhidi2): Likewise.
12792 2009-05-31 Ian Lance Taylor <iant@google.com>
12794 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12796 2009-05-31 Ian Lance Taylor <iant@google.com>
12798 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12799 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12800 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12802 2009-05-31 Jason Merrill <jason@redhat.com>
12804 * tree-pretty-print.c (print_call_name): Take the callee, not the
12805 call itself. Make non-static. Use dump_function_name for functions.
12806 (dump_generic_node): Adjust.
12807 * diagnostic.h: Declare print_call_name.
12808 * gimple-pretty-print.c (dump_gimple_call): Use it.
12810 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12812 * config/sh/sh.md (ashldi3_std): New define_expand.
12815 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12818 * config/sh/sh.c: Include debug.h.
12819 (sh_expand_epilogue): Emit a blockage insn before the frame
12820 pointer adjustment also when dwarf2out_do_frame returns true.
12822 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12824 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12825 (thumb2_extendqidi2): New pattern.
12827 2009-05-31 Ira Rosen <irar@il.ibm.com>
12829 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12830 mark phis for renaming.
12831 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12832 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12833 Call mark_sym_for_renaming.
12834 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12835 * tree-vect-loop.c (vect_transform_loop): Remove
12836 vect_memsyms_to_rename initialization and a call to
12837 mark_set_for_renaming.
12839 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12841 PR middle-end/40304
12842 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12843 frame related even if !set_cfa && style < 0.
12845 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12847 * config/i386/mingw-tls.c: New file.
12848 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12849 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12850 defining _WIN32 but not __CYGWIN__.
12852 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12854 * configure.ac: Add MPC support.
12856 * config.in, configure: Regenerate.
12858 2009-05-29 Richard Henderson <rth@redhat.com>
12860 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12861 NOTE_INSN_BASIC_BLOCK.
12862 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12863 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12864 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12866 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12868 (add_cfi): Disable check redefining cfa away from drap.
12869 (lookup_cfa_1): Add remember argument; handle remember/restore.
12870 (lookup_cfa): Pass remember argument.
12871 (cfa_remember): New.
12872 (compute_barrier_args_size_1): Remove sibcall check.
12873 (dwarf2out_frame_debug_def_cfa): New.
12874 (dwarf2out_frame_debug_adjust_cfa): New.
12875 (dwarf2out_frame_debug_cfa_offset): New.
12876 (dwarf2out_frame_debug_cfa_register): New.
12877 (dwarf2out_frame_debug_cfa_restore): New.
12878 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12879 (dwarf2out_begin_epilogue): New.
12880 (dwarf2out_frame_debug_restore_state): New.
12881 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12882 DW_CFA_restore_state.
12883 (output_cfi_directive): Likewise.
12884 (convert_cfa_to_fb_loc_list): Likewise.
12885 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12886 * dwarf2out.h: Update.
12887 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12888 (copy_insn_1): Early out for null.
12889 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12890 and dwarf2out_frame_debug_restore_state.
12891 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12892 (prologue_insn_hash, epilogue_insn_hash): New.
12893 (free_after_compilation): Adjust freeing accordingly.
12894 (record_insns): Create hash table if needed; push insns into
12895 hash instead of array.
12896 (maybe_copy_epilogue_insn): New.
12897 (contains): Search hash table instead of array.
12898 (sibcall_epilogue_contains): Remove.
12899 (thread_prologue_and_epilogue_insns): Split eh_return insns
12900 and mark them as epilogues.
12901 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12902 scanning in terms of basic blocks.
12903 * insn-notes.def (CFA_RESTORE_STATE): New.
12904 * jump.c (returnjump_p_1): Accept EH_RETURN.
12905 (eh_returnjump_p_1, eh_returnjump_p): New.
12906 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12907 CFA_REGISTER, CFA_RESTORE): New.
12908 * rtl.def (EH_RETURN): New.
12909 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12911 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12912 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12914 * config/i386/i386.c (gen_push): Update cfa state.
12915 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12916 add a CFA_ADJUST_CFA note.
12917 (ix86_dwarf_handle_frame_unspec): Remove.
12918 (ix86_expand_prologue): Update cfa state.
12919 (ix86_emit_restore_reg_using_pop): New.
12920 (ix86_emit_restore_regs_using_pop): New.
12921 (ix86_emit_leave): New.
12922 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12923 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12924 * config/i386/i386.h (struct machine_cfa_state): New.
12925 (ix86_cfa_state): New.
12926 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12927 (eh_return_internal): Merge from eh_return_<mode>,
12928 use eh_return rtx, split w/ epilogue.
12930 2009-05-29 Ian Lance Taylor <iant@google.com>
12932 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12934 * calls.c (emit_library_call_value_1): Likewise.
12936 * c-typeck.c (c_build_va_arg): New function.
12937 * c-tree.h (c_build_va_arg): Declare.
12938 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12939 instead of build_va_arg.
12941 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12943 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12944 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12945 (ptr_difference_cost): Use affine combinations to compute it.
12946 (difference_cost): Likewise.
12947 (get_computation_cost_at): Compute more accurate cost for addresses
12948 if the ratio is a multiplier allowed in addresses.
12949 For non-addresses, consider that an additional offset or symbol is
12952 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12954 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12955 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12957 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12958 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12959 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12961 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12962 to 1 for TYPE_SSE{IADD1,CVT1}.
12963 (prefix_vex_imm8): Removed.
12964 (length_vex): Only pass 1 as second argument to
12965 ix86_attr_length_vex_default if prefix_extra is 0.
12966 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12967 (length): For prefix vex computation use length_immediate
12968 attribute instead of prefix_vex_imm8.
12969 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12970 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12971 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12972 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12973 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12974 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12975 a space in between the operands.
12976 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12977 if one operand is 0xff and the other one si, di, bp or sp.
12978 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12979 other one si, di, bp or sp.
12980 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12981 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12982 type and mode attributes.
12983 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12984 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12985 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12986 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12987 prefix_data16 attribute iff MODE_DF.
12988 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12989 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12990 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12991 constm128_operand in length_immediate computation.
12992 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12993 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12994 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12995 length_immediate attribute to 1.
12996 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12997 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12998 for certain alternatives.
12999 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
13000 prefix_data16 attribute if MODE_V1DF.
13001 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
13002 length_immediate to 1.
13003 (set_got_rex64, set_rip_rex64): Remove length attribute, set
13004 length_address to 4, set mode attribute to MODE_DI.
13005 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
13006 (fxam<mode>2_i387): Set length attribute to 4.
13007 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
13008 *prefetch_3dnow_rex): Override length_address attribute.
13009 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
13011 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
13012 (constm128_operand): Removed.
13013 * config/i386/i386.c (memory_address_length): For
13014 disp && !index && !base in 64-bit mode account for SIB byte if
13015 print_operand_address can't optimize disp32 into disp32(%rip)
13016 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
13017 for fs: or gs: segment.
13018 (ix86_attr_length_immediate_default): When checking if shortform
13019 is possible, truncate immediate to the length of the non-shortened
13021 (ix86_attr_length_address_default): Ignore MEM_P operands
13023 (ix86_attr_length_vex_default): Only check for DImode on
13024 GENERAL_REG_P operands.
13025 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
13026 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
13027 (sse_cvttps2pi): Clear prefix_rep attribute.
13028 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
13030 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
13031 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
13032 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
13033 iff operand 2 is const_int_operand.
13034 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
13035 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
13036 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
13038 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
13040 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
13041 prefix_data16 attribute for movlpd and movhpd instructions.
13042 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
13043 length_immediate for shufpd instruction.
13044 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
13045 (avx_cmpp<avxmodesuffixf2c><mode>3,
13046 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
13047 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
13048 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
13049 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
13050 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
13051 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
13052 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
13053 prefix_data16 attribute for the first alternative to 1.
13054 (*avx_loadlps): Override length_immediate for the first alternative.
13055 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
13056 attributes for second alternative.
13057 (*vec_concatv2sf_sse4_1): Override length_immediate and
13058 prefix_data16 attributes for second alternative.
13059 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
13060 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
13061 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
13062 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
13063 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
13064 prefix_data16 and length_immediate to 1.
13065 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
13067 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
13068 prefix_extra attribute for variants that don't have 0f prefix alone.
13069 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
13070 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
13071 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
13072 *sse4_1_pextrd): Set length_immediate to 1.
13073 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
13074 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
13076 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
13077 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
13078 length_immediate to 1 for second alternative.
13079 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
13080 prefix_extra and length_immediate attributes for the first
13082 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
13084 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
13085 to 1 for the first and third alternative.
13086 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
13088 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
13090 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
13092 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
13093 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
13094 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
13095 *avx_psign<mode>3): Set prefix_extra attribute to 1.
13096 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
13097 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
13098 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
13099 ssse3_psign<mode>3): Override prefix_rex attribute.
13100 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
13101 (ssse3_palignrti): Override length_immediate to 1.
13102 (ssse3_palignrdi): Override length_immediate to 1, override
13103 prefix_rex attribute.
13104 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
13105 (sse4a_extrqi): Override length_immediate to 2.
13106 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
13107 (sse4a_insertq): Override prefix_data16 to 0.
13108 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
13109 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
13110 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
13111 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
13112 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
13113 and length_immediate to 1.
13114 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
13115 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
13116 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
13117 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
13118 and length_immediate to 1.
13119 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
13120 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
13121 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
13122 avx_ptest256): Override prefix_extra to 1.
13123 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
13124 Override prefix_data16 and length_immediate to 1.
13125 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
13126 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
13127 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
13128 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
13129 prefix_data16 to 0 and prefix_extra to 2.
13130 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
13131 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
13133 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
13134 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
13135 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
13136 and prefix_extra to 2.
13137 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
13138 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
13139 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
13140 avx_vpermilvar<mode>3,
13141 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
13142 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
13143 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
13144 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
13145 Override prefix_extra to 1.
13146 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
13147 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
13148 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
13149 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
13150 prefix_extra and length_immediate to 1.
13151 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
13153 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
13154 to 1 for the first alternative.
13155 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
13156 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
13158 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
13159 *movv2sf_internal_avx, *movv2sf_internal): Override
13160 prefix_rep attribute for certain alternatives.
13161 (*mov<mode>_internal): Override prefix_rep or prefix_data16
13162 attributes for certain alternatives.
13163 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
13164 attributes for certain alternatives.
13165 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
13166 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
13167 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
13168 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
13169 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
13170 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
13171 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
13172 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
13173 length_immediate to 1 if operand 2 is const_int_operand.
13174 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
13175 *vec_extractv2si_1): Set length_immediate attribute to 1.
13176 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
13177 using old 3DNOW insn rather than SSE/3DNOW_A.
13178 (mmx_emms, mmx_femms): Clear modrm attribute.
13180 2009-05-29 Martin Jambor <mjambor@suse.cz>
13182 * tree-sra.c: New implementation of SRA.
13184 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
13185 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
13186 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
13187 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
13188 (SRA_MAX_STRUCTURE_COUNT): Removed.
13189 (SRA_FIELD_STRUCTURE_RATIO): Removed.
13190 * doc/invoke.texi (sra-max-structure-size): Removed.
13191 (sra-field-structure-ratio): Removed.
13193 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13195 PR middle-end/40291
13196 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
13199 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
13201 PR rtl-optimization/40101
13202 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
13203 seqno. Adjust comment.
13204 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
13205 inserting bookkeeping before a jump, the jump is not scheduled.
13206 When no positive seqno found, provide a value. Add comment.
13208 2009-05-29 Richard Guenther <rguenther@suse.de>
13210 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
13211 short-cutting on the first component.
13213 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13215 PR middle-end/39958
13216 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
13217 for trees other than decls/types.
13219 2009-05-29 Richard Guenther <rguenther@suse.de>
13221 * tree-ssa-operands.c (get_expr_operands): Do not handle
13222 INDIRECT_REFs in the handled-component case. Remove
13223 unused get_ref_base_and_extent case.
13224 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
13225 tree_low_cst and host_integerp where possible.
13226 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
13227 codes for equivalence.
13228 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
13230 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
13232 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
13233 to tmake_file for i[34567]86-*-cygwin*.
13235 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13238 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
13239 (altivec_categorize_keyword, init_vector_keywords,
13240 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
13243 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
13245 * tree.c (handle_dll_attribute): Check if node is
13246 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
13248 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
13250 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
13252 (thumb2_zero_extendqidi2): Likewise.
13254 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
13256 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
13257 instead of gen_movrt.
13258 * config/sh/sh.md (movrt): Remove.
13260 2009-05-28 Steve Ellcey <sje@cup.hp.com>
13262 * doc/invoke.texi (IA-64 Options):
13263 Add -msdata, -mfused-madd, -mno-inline-float-divide,
13264 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
13265 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
13266 -msched-prefer-non-control-spec-insns,
13267 -msched-stop-bits-after-every-cycle,
13268 -msched-count-spec-in-critical-path,
13269 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
13270 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
13271 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
13272 and -msched-spec-verbose.
13274 2009-05-28 Joseph Myers <joseph@codesourcery.com>
13276 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
13277 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
13279 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
13281 2009-05-28 Richard Guenther <rguenther@suse.de>
13283 * tree-ssa-alias.c (ao_ref_init): New function.
13284 (ao_ref_base): Likewise.
13285 (ao_ref_base_alias_set): Likewise.
13286 (ao_ref_alias_set): Likewise.
13287 (refs_may_alias_p_1): Change signature.
13288 (refs_may_alias_p): Adjust.
13289 (refs_anti_dependent_p): Likewise.
13290 (refs_output_dependent_p): Likewise.
13291 (call_may_clobber_ref_p_1): Change signature.
13292 (call_may_clobber_ref_p): Adjust.
13293 (stmt_may_clobber_ref_p_1): New function split out from ...
13294 (stmt_may_clobber_ref_p): ... here.
13295 (maybe_skip_until): Adjust signature.
13296 (get_continuation_for_phi): Likewise.
13297 (walk_non_aliased_vuses): Likewise.
13298 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
13299 (ao_ref_init): Declare.
13300 (ao_ref_base): Likewise.
13301 (ao_ref_alias_set): Likewise.
13302 (stmt_may_clobber_ref_p_1): Likewise.
13303 (walk_non_aliased_vuses): Adjust.
13304 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
13305 (get_ref_from_reference_ops): remove.
13306 (vn_reference_lookup_2): Adjust signature.
13307 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
13308 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
13309 (vn_reference_lookup): Adjust.
13310 (vn_reference_insert): Likewise.
13311 (vn_reference_insert_pieces): Adjust signature.
13312 (visit_reference_op_call): Adjust.
13313 * tree-ssa-pre.c (get_expr_type): Simplify.
13314 (phi_translate_1): Adjust.
13315 (compute_avail): Likewise.
13316 (translate_vuse_through_block): Do not re-build trees.
13317 (value_dies_in_block_x): Likewise.
13318 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
13320 (vn_reference_lookup_pieces): Adjust declaration.
13321 (vn_reference_insert_pieces): Likewise.
13323 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13325 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13326 with checking disabled.
13328 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13332 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13333 macro definition for support of three-operand format aligned
13334 .comm directive in assembler on cygwin/pe/mingw target OS.
13335 * configure: Regenerate.
13336 * config.h: Regenerate.
13338 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13339 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13340 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13342 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13343 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13345 2009-05-28 Ira Rosen <irar@il.ibm.com>
13347 PR tree-optimization/40254
13348 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13349 in analysis of basic blocks.
13351 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13353 PR middle-end/33699
13354 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13355 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13356 (TARGET_INITIALIZER): Use it.
13357 * cse.c (CHEAPER): Move it up to the other macros.
13358 (insert): Rename this ...
13359 (insert_with_costs): ... to this. Add cost parameters. Update
13361 (insert): New function. Call insert_with_costs.
13362 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13363 find_reg_offset_for_const, try_const_anchors): New functions.
13364 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13365 when using a const-anchor. Call insert_const_anchors.
13366 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13367 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13369 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13371 * tree-inline.c (remap_decls): Enable nonlocalized variables
13372 when not optimizing.
13374 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13376 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13377 Simplify other tests involving optimize.
13379 2009-05-27 Tom Tromey <tromey@redhat.com>
13381 * unwind-dw2.c (_Unwind_DebugHook): New function.
13382 (uw_install_context): Call _Unwind_DebugHook.
13384 2009-05-27 Tom Tromey <tromey@redhat.com>
13386 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13388 2009-05-27 Ian Lance Taylor <iant@google.com>
13390 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13391 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13392 (ALL_LINKERFLAGS): Define.
13393 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13394 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13395 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13396 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13397 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13398 $(LINKER_FOR_BUILD).
13399 (build/gcov-iov$(build_exeext)): Likewise.
13401 2009-05-27 Julian Brown <julian@codesourcery.com>
13403 * gcse.c (target.h): Include.
13404 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13405 copy of argument to a pseudo register.
13407 2009-05-27 Diego Novillo <dnovillo@google.com>
13409 * tree-ssa-live.c (dump_scope_block): Document arguments.
13410 (dump_scope_blocks): Document.
13411 (debug_scope_blocks): New.
13412 * tree-flow.h (debug_scope_blocks): Declare.
13414 2009-05-21 Denis Chertykov <denisc@overta.ru>
13416 * doc/contrib.texi (Contributors): Add myself to the list.
13418 2009-05-27 Olivier Hainque <hainque@adacore.com>
13420 * expr.c (target_align): New function. Alignment the TARGET of an
13421 assignment may be assume to have.
13422 (highest_pow2_factor_for_target): Use it instead of relying on
13423 immediate tree attributes of TARGET, not necessarily honored when
13424 intermediate bitfields are involved.
13426 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13429 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13430 AVX, SSE4, AES, PCLMUL and POPCNT.
13432 2009-05-27 Diego Novillo <dnovillo@google.com>
13434 * tree-pretty-print.c (dump_location): New.
13435 (dump_generic_node): Call it.
13436 Factor code to handle BLOCK nodes ...
13437 (dump_block_node): ... here.
13439 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13441 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13443 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13445 * gcc-plugin.h: Include config.h and system.h.
13446 (IN_GCC): Define if not defined.
13448 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13450 PR middle-end/40249
13451 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13454 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13456 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13458 * config/m32r/m32r.h: Ditto.
13459 * config/m32r/m32r.md: Ditto.
13460 * config/m32r/predicates.md: Ditto.
13462 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13464 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13466 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13469 (Loading plugins): typo.
13470 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13471 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13472 (Interacting with the GCC Garbage Collector): Added new section.
13473 (Giving information about a plugin): Added new section for
13475 * ggc.h (ggc_register_root_tab): Added declaration.
13476 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13477 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13478 (register_callback): Improved comment in declaration.
13479 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13480 (extra_root_vec) Added static variable for dynamic roots registration.
13481 (ggc_register_root_tab) Added new routine.
13482 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13483 PLUGIN_GGC_MARKING event.
13484 * ggc-zone.c: Include plugin.h.
13485 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13486 * ggc-page.c: Include plugin.h.
13487 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13488 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13489 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13490 (register_callback): check lack of callbacks for
13491 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13492 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13493 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13494 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13495 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13496 dependency on plugin.h.
13497 (plugin.o): Added dependency on ggc.h...
13499 2009-05-26 Richard Guenther <rguenther@suse.de>
13501 PR middle-end/40248
13503 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13504 with mismatched comparison modes.
13506 * expr.c (expand_expr_real_1): Expand the operand of a
13507 VIEW_CONVERT_EXPR in its natural mode.
13509 2009-05-26 Ian Lance Taylor <iant@google.com>
13511 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13512 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13513 (ALL_COMPILERFLAGS): Define.
13514 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13515 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13516 (collect2$(exeext), collect2.o): Likewise.
13517 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13518 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13519 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13520 (libbackend.o, intl.o, cppdefault.o): Likewise.
13521 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13522 (build/%.o): Use $(COMPILER_FOR_BUILD).
13523 (build/gen%$(build_exeext)): Likewise.
13524 (build/gcov-iov$(build_exeext)): LIkewise.
13525 * config/t-darwin (darwin.o): Use $(COMPILER).
13526 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13527 * config/t-sol2 (sol2-c.o): Likewise.
13528 (sol2.o): Likewise.
13529 * config/t-vxworks (vxworks.o): Likewise.
13530 * config/x-darwin (host-darwin.o): Likewise.
13531 * config/x-hpux (host-hpux.o): Likewise.
13532 * config/x-linux (host-linux.o): Likewise.
13533 * config/x-solaris (host-solaris.o): Likewise.
13534 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13535 * config/arm/t-arm (arm-c.o): Likewise.
13536 * config/arm/t-pe (pe.o): Likewise.
13537 * config/arm/t-wince-pe (pe.o): Likewise.
13538 * config/i386/t-cygming (winnt.o): Likewise.
13539 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13540 * config/i386/t-cygwin (cygwin1.o): Likewise.
13541 (cygwin2.o): Likewise.
13542 * config/i386/t-i386 (i386-c.o): Likewise.
13543 * config/i386/t-interix (winnt.o): Likewise.
13544 * config/i386/t-netware (netware.o): Likewise.
13545 * config/i386/t-nwld (nwld.o): Likewise.
13546 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13547 * config/i386/x-i386 (driver-i386.o): Likewise.
13548 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13549 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13550 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13551 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13552 * config/mips/x-native (driver-native.o): Likewise.
13553 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13554 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13555 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13556 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13557 * config/score/t-score-elf (score7.o): Likewise.
13558 (score3.o): Likewise.
13559 * config/sh/t-sh (sh-c.o): Likewise.
13560 * config/sh/t-symbian (sh-c.o): Likewise.
13561 (symbian.o): Likewise.
13562 * config/spu/t-spu-elf (spu-c.o): Likewise.
13563 * config/v850/t-v850 (v850-c.o): Likewise.
13564 * config/v850/t-v850e (v850-c.o): Likewise.
13566 2009-05-26 Richard Guenther <rguenther@suse.de>
13568 PR tree-optimization/40122
13569 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13570 VECTOR_CSTs if possible.
13571 (fold_gimple_assign): Likewise.
13573 2009-05-26 Richard Guenther <rguenther@suse.de>
13575 PR middle-end/40252
13576 * fold-const.c (fold_binary): Use the correct types for building
13579 2009-05-26 Richard Guenther <rguenther@suse.de>
13581 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13582 redundant calls to merge_alias_info.
13583 (bump_vector_ptr): Likewise.
13584 * tree-ssa-copy.c (merge_alias_info): Remove.
13585 (replace_exp_1): Remove call to merge_alias_info.
13586 (propagate_tree_value): Likewise.
13587 (fini_copy_prop): Propagate points-to info.
13588 * tree-flow.h (merge_alias_info): Remove.
13590 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13592 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13594 2009-05-25 Jan Hubicka <jh@suse.cz>
13596 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13597 * cgraph.h (struct inline_summary): New filed self_wize,
13598 size_inlining_benefit, self_time and time_inlining_benefit.
13599 (struct cgraph_global_info): Replace insns by time ans size fields.
13600 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13601 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13602 (ipcp_update_callgraph): Do not touch function bodies.
13603 * ipa-inline.c: Include except.h
13604 (MAX_TIME): New constant.
13605 (overall_insns): Remove.
13606 (leaf_node_p): New.
13607 (overall_size, max_benefit): New static variables.
13608 (cgraph_estimate_time_after_inlining): New function.
13609 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13610 (cgraph_clone_inlined_nodes): Update size.
13611 (cgraph_mark_inline_edge): Update size.
13612 (cgraph_estimate_growth): Use size info.
13613 (cgraph_check_inline_limits): Check size.
13614 (cgraph_default_inline_p): Likewise.
13615 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13616 (cgraph_decide_recursive_inlining): Check size.
13617 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13619 (cgraph_decide_inlining): Likewise.
13620 (cgraph_decide_inlining_incrementally): Likewise; honor
13621 PARAM_EARLY_INLINING_INSNS.
13622 (likely_eliminated_by_inlining_p): New predicate.
13623 (estimate_function_body_sizes): New function.
13624 (compute_inline_parameters): Use it.
13625 * except.c (must_not_throw_labels): New function.
13626 * except.h (must_not_throw_labels): Declare.
13627 * tree-inline.c (init_inline_once): Kill inlining_weigths
13628 * tree-ssa-structalias.c: Avoid uninitialized warning.
13629 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13630 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13631 (PARAM_INLINE_CALL_COST): Remove.
13632 (PARAM_EARLY_INLINING_INSNS): New.
13634 2009-05-25 Richard Guenther <rguenther@suse.de>
13636 PR tree-optimization/36327
13637 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13638 callback for reference translation or lookup at the point of may-defs.
13639 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13640 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13641 for union COMPONENT_REFs.
13642 (vn_reference_lookup_3): New callback. Lookup from memset
13643 and CONSTRUCTOR assignment, translate through struct copies.
13644 (vn_reference_lookup_pieces): Make sure to not free the
13645 passed operands array. Adjust walk_non_aliased_vuses call.
13646 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13647 make sure we do not leak memory.
13649 2009-05-25 Richard Guenther <rguenther@suse.de>
13651 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13652 * tree-inline.c (expand_call_inline): Reset the escaped and
13653 callused solutions.
13654 * tree-ssa-structalias.c (pass_build_ealias): New.
13655 * tree-pass.h (pass_build_ealias): Declare.
13656 * passes.c (init_optimization_passes): Add PTA during
13657 early optimizations.
13658 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13659 and CALLUSED solutions.
13660 (dump_points_to_solution): New function, split out from ...
13661 (dump_points_to_info_for): ... here.
13662 * tree-parloops.c (parallelize_loops): Reset the escaped and
13663 callused solutions.
13665 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13668 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13669 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13671 2009-05-25 Ira Rosen <irar@il.ibm.com>
13673 PR tree-optimization/40238
13674 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13675 statements after basic block's labels.
13676 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13677 to free the allocated memory.
13679 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13681 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13682 return address with a USE.
13684 2009-05-24 Richard Guenther <rguenther@suse.de>
13686 PR middle-end/40233
13687 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13688 array type from the main variant of the inner type.
13690 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13692 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13693 definition to bool (from int) to un-break build.
13694 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13696 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13698 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13699 discard_stmt_changes): Delete.
13700 * tree-ssa-operands.c (scb_stack): Delete.
13701 (init_ssa_operands): Do not initialize it.
13702 (fini_ssa_operands): Do not free it.
13703 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13705 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13706 update_stmt, remove the others. Fix comments.
13707 * tree-dfa.c (optimize_stack_restore): Likewise.
13708 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13709 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13710 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13711 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13713 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13714 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13715 (dom_opt_finalize_block): Likewise, adjusting access to
13717 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13718 (stmts_to_rescan): Change item type to gimple.
13719 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13721 2009-05-24 Ira Rosen <irar@il.ibm.com>
13723 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13724 * tree-pass.h (pass_slp_vectorize): New pass.
13725 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13726 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13727 * tree-vectorizer.c (timevar.h): Include.
13728 (user_vect_verbosity_level): Declare.
13729 (vect_location): Fix comment.
13730 (vect_set_verbosity_level): Update user_vect_verbosity_level
13731 instead of vect_verbosity_level.
13732 (vect_set_dump_settings): Add an argument. Ignore user defined
13733 verbosity if dump flags require higher level of verbosity. Print to
13734 stderr only for loop vectorization.
13735 (vectorize_loops): Update call to vect_set_dump_settings.
13736 (execute_vect_slp): New function.
13737 (gate_vect_slp): Likewise.
13738 (struct gimple_opt_pass pass_slp_vectorize): New.
13739 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13740 access its members.
13741 (vec_info_for_bb): New function.
13742 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13743 (VECTORIZATION_ENABLED): New macro.
13744 (SLP_ENABLED, SLP_DISABLED): Likewise.
13745 (vect_is_simple_use): Add bb_vec_info argument.
13746 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13747 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13748 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13749 vect_schedule_slp, vect_analyze_slp): Likewise.
13750 (vect_analyze_stmt): Add slp_tree argument.
13751 (find_bb_location): Declare.
13752 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13753 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13754 (vect_analyze_loop_operations, vect_analyze_loop,
13755 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13756 vect_finalize_reduction, vectorizable_reduction,
13757 vectorizable_live_operation, vect_transform_loop): Likewise.
13758 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13759 skip evolution analysis if analyzing a basic block.
13760 (dr_analyze_indices): Likewise.
13761 (initialize_data_dependence_relation): Skip the test whether the
13762 object is invariant for basic blocks.
13763 (compute_all_dependences): Skip dependence analysis for data
13764 references in basic blocks.
13765 (find_data_references_in_stmt): Don't fail in case of invariant
13766 access in basic block.
13767 (find_data_references_in_bb): New function.
13768 (find_data_references_in_loop): Move code to
13769 find_data_references_in_bb and add a call to it.
13770 (compute_data_dependences_for_bb): New function.
13771 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13772 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13774 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13775 unknown dependence in basic block and fail in case of dependence in
13777 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13778 dependence instances from either loop or basic block vectorization
13780 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13781 before calling nested_in_vect_loop_p.
13782 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13783 dependence instances from either loop or basic block vectorization
13785 (vect_verify_datarefs_alignment): Likewise.
13786 (vect_enhance_data_refs_alignment): Adjust function calls.
13787 (vect_analyze_data_refs_alignment): Likewise.
13788 (vect_analyze_group_access): Fix printing. Skip different checks if
13789 DR_STEP is 0. Keep strided stores either in loop or basic block
13790 vectorization data structure. Fix indentation.
13791 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13793 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13794 dependence instances from either loop or basic block vectorization
13796 (vect_analyze_data_refs): Update comment. Call
13797 compute_data_dependences_for_bb to analyze basic blocks.
13798 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13799 case of loop vectorization. In case of basic block vectorization use
13800 data-ref itself as a base.
13801 (vect_create_data_ref_ptr): In case of basic block vectorization:
13802 don't advance the pointer, add new statements before the current
13803 statement. Adjust function calls.
13804 (vect_supportable_dr_alignment): Support only aligned accesses in
13805 basic block vectorization.
13806 * common.opt (ftree-slp-vectorize): New flag.
13807 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13808 (vect_pattern_recog_1): Likewise.
13809 * tree-vect-stmts.c (process_use): Likewise.
13810 (vect_init_vector): Add new statements in the beginning of the basic
13811 block in case of basic block SLP.
13812 (vect_get_vec_def_for_operand): Adjust function calls.
13813 (vect_finish_stmt_generation): Likewise.
13814 (vectorizable_call): Add assert that it is loop vectorization, adjust
13816 (vectorizable_conversion, vectorizable_assignment): Likewise.
13817 (vectorizable_operation): In case of basic block SLP, take
13818 vectorization factor from statement's type and skip the relevance
13819 check. Adjust function calls.
13820 (vectorizable_type_demotion): Add assert that it is loop
13821 vectorization, adjust function calls.
13822 (vectorizable_type_promotion): Likewise.
13823 (vectorizable_store): Check for outer loop only in case of loop
13824 vectorization. Adjust function calls. For basic blocks, skip the
13825 relevance check and don't advance pointers.
13826 (vectorizable_load): Likewise.
13827 (vectorizable_condition): Add assert that it is loop vectorization,
13828 adjust function calls.
13829 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13830 that it is not reduction, get vector type, call only supported
13831 functions, skip loop specific parts.
13832 (vect_transform_stmt): Check for outer loop only in case of loop
13834 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13835 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13836 for external definition.
13837 * passes.c (pass_slp_vectorize): New pass.
13838 * tree-vect-slp.c (find_bb_location): New function.
13839 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13840 check for patterns only in loops.
13841 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13842 case of multiple types in basic block SLP.
13843 (vect_mark_slp_stmts_relevant): New function.
13844 (vect_supported_load_permutation_p): Fix comment.
13845 (vect_analyze_slp_instance): Add argument. In case of basic block
13846 SLP, take vectorization factor from statement's type, check that
13847 unrolling factor is 1. Adjust function call. Save SLP instance in
13848 either loop or basic block vectorization structure. Return FALSE,
13850 (vect_analyze_slp): Add argument. Get strided stores groups from
13851 either loop or basic block vectorization structure. Return FALSE
13852 if basic block SLP failed.
13853 (new_bb_vec_info): New function.
13854 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13855 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13856 (vect_schedule_slp): Add argument. Get SLP instances from either
13857 loop or basic block vectorization structure. Set vectorization factor
13858 to be 1 for basic block SLP.
13859 (vect_slp_transform_bb): New function.
13860 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13862 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13864 * final.c (shorten_branches): Do not align labels for jump tables.
13865 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13867 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13869 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13870 Remove outdated reference to flow.c and fix nits.
13871 * doc/gccint.texi: Tweak RTL description.
13872 * doc/rtl.texi: Likewise.
13874 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13876 * config/avr/avr.c: Change my email address.
13877 * config/avr/avr.h: Likewise.
13878 * config/avr/avr.md: Likewise.
13879 * config/avr/avr-protos.h: Likewise.
13880 * config/avr/libgcc.S: Likewise.
13882 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13884 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13885 (spu_split_load, spu_split_store): Change return type to int.
13886 (spu_split_convert): Declare.
13887 * config/spu/predicates.md (spu_mem_operand): Remove.
13888 (spu_mov_operand): Update.
13889 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13890 * config/spu/spu.c (regno_aligned_for_load): Remove.
13891 (reg_aligned_for_addr, spu_expand_load): Define.
13892 (spu_expand_extv): Reimplement and handle MEM.
13893 (spu_expand_insv): Handle MEM.
13894 (spu_sched_reorder): Handle insn's with length 0.
13895 (spu_legitimate_address_p): Reimplement.
13896 (store_with_one_insn_p): Return TRUE for any mode with size
13897 larger than 16 bytes.
13898 (address_needs_split): Define.
13899 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13901 (spu_convert_move): Define.
13902 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13903 (spu_split_store): Change all MEM's to TImode.
13904 (spu_init_expanders): Preallocate registers that correspond to
13905 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13907 (spu_split_convert): Define.
13908 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13909 (_move<mode>, _movdi, _movti): Update predicate and condition.
13910 (load, store): Change to define_split.
13911 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13913 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13914 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13915 define_insn_and_split of lshr<mode>3.
13916 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13917 (<v>ashr<mode>3_imm): Define.
13918 (extv, extzv, insv): Allow MEM operands.
13919 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13920 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13921 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13922 (_spu_convert2): Change to define_insn_and_split and remove the
13923 corresponding define_peephole2.
13924 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13925 Change predicates to memory_operand.
13927 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13929 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13931 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13933 PR tree-optimization/40219
13934 * tree.c (iterative_hash_expr): Make sure the builtin function is
13935 a normal builtin function and not a front end or back end builtin
13936 before indexing into the built_in_decls array.
13938 2009-05-22 Richard Guenther <rguenther@suse.de>
13940 PR middle-end/38964
13941 * alias.c (write_dependence_p): Do not use TBAA for answering
13942 anti-dependence or output-dependence.
13943 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13944 (emit_pointer_definition): Remove.
13945 (emit_alias_warning): Likewise.
13946 (find_what_var_points_to): Remove TBAA pruning code.
13947 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13949 (compute_points_to_sets): Remove code computing the set of
13950 dereferenced pointers.
13951 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13952 oracle for querying anti and output dependencies.
13953 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13954 if TBAA may be applied.
13955 (refs_anti_dependent_p): New function.
13956 (refs_output_dependent_p): Likewise.
13957 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13958 (refs_output_dependent_p): Likewise.
13959 * doc/tree-ssa.texi (Memory model): New section.
13960 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13961 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13962 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13963 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13964 * expr.c (expand_expr_real_1): Likewise.
13965 * gimple-low.c (lower_stmt): Likewise.
13966 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13967 (dump_gimple_cdt): Remove.
13968 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13969 (gimple_size): Likewise.
13970 (walk_gimple_op): Likewise.
13971 (is_gimple_stmt): Likewise.
13972 (walk_stmt_load_store_addr_ops): Likewise.
13973 (gimple_build_cdt): Remove.
13974 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13975 * gimple.h (gimple_cdt_new_type): Remove.
13976 (gimple_cdt_new_type_ptr): Likewise.
13977 (gimple_cdt_set_new_type): Likewise.
13978 (gimple_cdt_location): Likewise.
13979 (gimple_cdt_location_ptr): Likewise.
13980 (gimple_cdt_set_location): Likewise.
13981 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13982 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13983 GIMPLE_CHANGE_DYNAMIC_TYPE.
13984 (verify_types_in_gimple_stmt): Likewise.
13985 * tree-inline.c (estimate_num_insns): Likewise.
13986 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13987 (copy_decl_to_var): Likewise.
13988 (copy_result_decl_to_var): Likewise.
13989 * tree-pretty-print.c (dump_generic_node): Do not handle
13990 CHANGE_DYNAMIC_TYPE_EXPR.
13991 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13992 * tree-ssa-operands.c (get_expr_operands): Likewise.
13993 * tree-ssa-structalias.c (struct variable_info): Remove
13994 no_tbaa_pruning member.
13995 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13996 (unify_nodes): Do not copy it.
13997 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13998 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13999 (set_uids_in_ptset): Do not check it.
14000 (find_what_var_points_to): Likewise.
14001 (compute_tbaa_pruning): Remove.
14002 (compute_points_to_sets): Do not call it.
14003 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14004 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14005 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
14006 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
14007 (DECL_NO_TBAA_P): Likewise.
14008 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
14009 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
14010 (expand_omp_atomic_pipeline): Do not set it.
14011 * print-tree.c (print_node): Do not dump it.
14012 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14015 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
14018 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
14021 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14023 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
14026 2009-05-22 Ben Elliston <bje@au.ibm.com>
14028 * Makefile.in (bversion.h, s-bversion): New targets.
14029 (TOPLEV_H): Add bversion.h.
14030 * toplev.h: Include "bversion.h".
14031 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
14032 the __format__ attribute only if compiling with the same version
14033 of GCC as the sources (the "build version").
14035 2009-05-22 Ben Elliston <bje@au.ibm.com>
14037 * c-format.c (handle_format_attribute): Fix comment typo.
14039 2009-05-21 Steve Ellcey <sje@cup.hp.com>
14042 * config/ia64/ia64.opt (mfused-madd): New.
14043 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
14044 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
14045 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
14046 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
14047 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
14048 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
14049 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
14050 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
14051 instruction if !TARGET_FUSED_MADD.
14052 (fpma, fpms): Remove colon from name.
14054 2009-05-22 Richard Guenther <rguenther@suse.de>
14056 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
14057 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
14058 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
14060 (create_expression_by_pieces): Only convert if necessary.
14061 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
14062 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
14064 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
14066 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
14067 regular pattern from a template and rename it ...
14068 (*extzv_truncsi_exts): ... to this.
14070 2009-05-21 Richard Guenther <rguenther@suse.de>
14072 * cgraph.h (struct cgraph_node): Remove inline_decl member.
14073 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
14074 (cgraph_default_inline_p): Likewise.
14075 (cgraph_decide_inlining_incrementally): Likewise.
14077 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
14078 Uros Bizjak <ubizjak@gmail.com>
14080 * config/i386/cpuid.h (bit_MOVBE): New.
14082 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
14084 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
14085 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
14086 (ix86_handle_option): Handle OPT_mmovbe.
14087 (ix86_target_string): Add -mmovbe.
14088 (pta_flags): Add PTA_MOVBE.
14089 (processor_alias_table): Add PTA_MOVBE to "atom".
14090 (override_options): Handle PTA_MOVBE.
14092 * config/i386/i386.h (TARGET_MOVBE): New.
14094 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
14095 (*bswapsi_movbe): New.
14096 (*bswapdi_movbe): Likewise.
14097 (bswapdi2): Renamed to ...
14098 (*bswapdi_1): This.
14099 (bswapdi2): New expander.
14101 * config/i386/i386.opt (mmovbe): New.
14103 * doc/invoke.texi: Document -mmovbe.
14105 2009-05-21 Taras Glek <tglek@mozilla.com>
14107 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
14108 * gcc-plugin.h (plugin_init): Updated signature.
14109 * gcc-plugin.h (plugin_name_args): Moved to this header.
14110 * doc/plugins.texi (plugin_init): Updated documention to reflect
14112 * doc/plugins.texi (plugin_name_args): Added to documention.
14114 2009-05-21 Mark Mitchell <mark@codesourcery.com>
14116 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
14117 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
14119 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
14121 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
14122 JUMP_TABLE_DATA_P predicates where applicable.
14123 * config/i386/predicates.md: Ditto.
14124 * config/i386/sse.md: Ditto.
14126 2009-05-21 Jakub Jelinek <jakub@redhat.com>
14128 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
14129 operand2 -128 override length_immediate attribute to 1.
14130 * config/i386/predicates.md (constm128_operand): New predicate.
14132 * config/i386/i386.c (memory_address_length): Handle %r12
14133 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
14135 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
14136 mode look through optional ZERO_EXTEND and SUBREG.
14137 * config/i386/i386.md (R12_REG): New define_constant.
14138 (prefix_data16): For sse unit set also for MODE_TI insns.
14139 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
14140 insns set if operand 1 is ext_QIreg_operand.
14141 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
14142 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
14144 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
14145 mode from MODE_DI to MODE_SI.
14146 (movdi_1_rex64): Override modrm and length_immediate attributes
14147 only for movabs (TYPE_IMOV, alternative 2).
14148 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
14149 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
14150 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
14151 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
14152 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
14153 prefix_rex attribute if DImode.
14154 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
14155 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
14156 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
14157 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
14158 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
14159 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
14160 Likewise. For TYPE_IMOV clear length_immediate attribute.
14161 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
14162 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
14163 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
14164 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
14165 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
14166 or one operand TYPE_ISHIFT.
14167 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
14168 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
14169 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
14170 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
14171 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
14172 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
14173 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
14174 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
14175 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
14176 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
14177 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
14178 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
14179 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
14180 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
14181 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
14182 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
14183 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
14184 set mode attribute, don't override length attribute.
14185 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
14187 (return_internal_long): Set length attribute to 2 instead of 1.
14188 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
14189 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
14190 prefix_rex attribute.
14191 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
14193 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
14195 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14197 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
14199 2009-05-20 Ian Lance Taylor <iant@google.com>
14201 * tree.c (build_tree_list_vec_stat): New function.
14202 (ctor_to_vec): New function.
14203 (build_nt_call_vec): New function.
14204 (build_call_array): Change args to be a const pointer.
14205 (build_call_vec): New function.
14206 * tree.h (build_nt_call_vec): Declare.
14207 (build_tree_list_vec_stat): Declare.
14208 (build_tree_list_vec): Define.
14209 (build_call_array): Update declaration.
14210 (build_call_vec): Declare.
14211 (ctor_to_vec): Declare.
14212 * c-common.c (tree_vector_cache): New static variable.
14213 (make_tree_vector): New function.
14214 (release_tree_vector): New function.
14215 (make_tree_vector_single): New function.
14216 (make_tree_vector_copy): New function.
14217 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
14218 (make_tree_vector_single, make_tree_vector_copy): Declare.
14219 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
14220 (c_parser_expr_list): Don't manage cache here, instead call
14222 (c_parser_release_expr_list): Remove static function.
14223 (c_parser_vec_to_tree_list): Remove static function.
14224 (c_parser_attributes): Call build_tree_list_vec instead of
14225 c_parser_vec_to_tree_list. Call release_tree_vector instead of
14226 c_parser_release_expr_list.
14227 (c_parser_postfix_expression_after_primary): Likewise.
14228 (c_parser_objc_keywordexpr): Likewise.
14230 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
14232 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
14233 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
14234 TARGET_CONVERT_TO_TYPE.
14235 * hooks.c (hook_tree_const_tree_null): Define.
14236 * hooks.h (hook_tree_const_tree_null): Declare.
14237 * target.h (struct gcc_target): Add invalid_parameter_type,
14238 invalid_return_type, promoted_type, and convert_to_type fields.
14239 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
14240 (TARGET_INVALID_RETURN_TYPE): Define.
14241 (TARGET_PROMOTED_TYPE): Define.
14242 (TARGET_CONVERT_TO_TYPE): Define.
14243 (TARGET_INITIALIZER): Update for new fields.
14244 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
14245 (grokparms): Check targetm.invalid_parameter_type.
14246 * c-typeck.c (default_conversion): Check targetm.promoted_type.
14247 * c-convert.c (convert): Check targetm.convert_to_type.
14249 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
14251 * config/mips/mips.md (*extenddi_truncate<mode>,
14252 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
14254 (*extendhi_truncateqi): New define_insn_and_sptit.
14256 2009-05-20 Jakub Jelinek <jakub@redhat.com>
14258 PR middle-end/40204
14259 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
14260 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
14262 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
14264 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
14265 the operand of VIEW_CONVERT_EXPR.
14267 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
14269 * config/i386/driver-i386.c (host_detect_local_cpu): Check
14270 extended family and model for Intel processors. Support Intel Atom.
14272 2009-05-20 Olivier Hainque <hainque@adacore.com>
14274 * gstab.h (stab_code_type): Define, to be used instead of the
14275 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
14277 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
14278 occurrences by stab_code_type.
14279 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
14281 2009-05-20 Martin Jambor <mjambor@suse.cz>
14283 * tree-flow.h (insert_edge_copies_seq): Undeclare.
14284 (sra_insert_before): Likewise.
14285 (sra_insert_after): Likewise.
14286 (sra_init_cache): Likewise.
14287 (sra_type_can_be_decomposed_p): Likewise.
14288 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
14289 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
14290 (sra_insert_before): Likewise.
14291 (sra_insert_after): Likewise.
14292 (sra_init_cache): Likewise.
14293 (insert_edge_copies_seq): Made static and moved upwards.
14295 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
14298 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
14300 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
14301 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
14304 2009-05-20 Richard Guenther <rguenther@suse.de>
14306 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14307 with mismatched comparison modes.
14309 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14311 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
14312 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
14313 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
14314 with shifts for Thumb2.
14315 (orsi_notsi): New for orn.
14316 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
14317 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
14318 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
14319 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
14320 Don't invert remainder for IOR.
14322 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14324 PR tree-optimization/40087
14325 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14326 number_of_iterations_ne): Rename never_infinite argument.
14327 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14328 number_of_iterations_le): Handle pointer-type ivs when
14329 exit_must_be_taken is false.
14330 (number_of_iterations_cond): Do not always assume that
14331 exit_must_be_taken if the control variable is a pointer.
14333 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14335 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14336 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14338 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14340 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14341 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14343 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14346 * c.opt (Wlogical-op): Disabled by default.
14347 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14349 * doc/invoke.texi (Wlogical-op): Likewise.
14351 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14353 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14355 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14356 Propagate the type of the first operand.
14357 <ASSERT_EXPR>: Simplify.
14358 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14359 Rewrite using the RHS code as discriminant.
14360 <NOP_EXPR>: Turn into CASE_CONVERT.
14361 <PLUS_EXPR>: Propagate the type of the first operand.
14363 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14365 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14366 (ia64_dconst_0_375): New.
14367 * config/ia64/ia64.c (ia64_override_options): Remove
14368 -minline-sqrt-min-latency warning.
14369 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14370 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14371 * config/ia64/ia64.md (*sqrt_approx): Remove.
14372 (sqrtsf2): Remove #if 0.
14373 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14374 (sqrtdf): Remove assert.
14375 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14376 (sqrtxf2): Remove #if 0.
14377 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14378 * div.md (sqrt_approx_rf): New.
14379 (sqrtsf2_internal_thr): New implementation.
14380 (sqrtsf2_internal_lat): New.
14381 (sqrtdf2_internal_thr: New implementation.
14382 (sqrtxf2_internal): New implementation.
14384 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14385 Hans-Peter Nilsson <hp@axis.com>
14387 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14388 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14389 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14390 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14391 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14392 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14393 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14394 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14395 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14396 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14397 * c-common.c: ...from here.
14399 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14401 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14403 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14405 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14407 2009-05-19 Ben Elliston <bje@au.ibm.com>
14409 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14410 assignments with memcpy calls.
14411 (add_fdes): Likewise.
14412 (binary_search_unencoded_fdes): Likewise.
14413 (linear_search_fdes): Eliminate type puns.
14415 2009-05-19 Richard Guenther <rguenther@suse.de>
14417 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14418 not falsely claim to have propagated into all uses.
14420 2009-05-19 Ben Elliston <bje@au.ibm.com>
14422 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14425 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14427 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14428 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14429 (TARGET_LEGITIMATE_ADDRESS_P): New.
14430 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14431 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14433 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14436 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14437 child of the containing namespace's DIE.
14439 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14441 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14442 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14443 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14446 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14449 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14450 gen_align with gen_pad.
14451 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14452 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14454 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14455 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14457 * config/i386/i386.md (align): Renamed to ...
14458 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14459 ASM_OUTPUT_MAX_SKIP_PAD.
14461 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14463 * config.gcc: Fix variable syntax.
14466 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14467 before calling exact_log2.
14468 (output_iorsi3): Likewise.
14469 (output_xorsi3): Likewise.
14471 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14473 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14474 for the none zero constant operand except for EQ and NE
14475 comprisons even when the first operand is R0.
14477 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14479 * config/s390/2064.md: Remove trailing whitespaces.
14480 * config/s390/2084.md: Likewise.
14481 * config/s390/constraints.md: Likewise.
14482 * config/s390/fixdfdi.h: Likewise.
14483 * config/s390/libgcc-glibc.ver: Likewise.
14484 * config/s390/s390-modes.def: Likewise.
14485 * config/s390/s390-protos.h: Likewise.
14486 * config/s390/s390.c: Likewise.
14487 * config/s390/s390.h: Likewise.
14488 * config/s390/s390.md: Likewise.
14489 * config/s390/tpf-unwind.h: Likewise.
14491 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14493 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14495 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14498 * configure.ac (m68k-*-*): Check if binutils support TLS.
14499 * configure: Regenerate.
14500 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14501 * config/m68k/constraints.md (Cu): New constraint.
14502 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14503 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14504 (movsi): Handle TLS symbols.
14505 (addsi3_5200): Handle XTLS symbols, indent.
14506 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14507 (m68k_tls_reference_p): Declare.
14508 (m68k_legitimize_address): Declare.
14509 (m68k_unwrap_symbol): Declare.
14510 * config/m68k/m68k.opt (mxtls): New option.
14511 * config/m68k/m68k.c (ggc.h): Include.
14512 (m68k_output_dwarf_dtprel): Implement hook.
14513 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14514 (m68k_expand_prologue): Load GOT pointer when function needs it.
14515 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14516 (m68k_legitimate_constant_address_p): Same.
14517 (m68k_decompose_address): Handle TLS references.
14518 (m68k_get_gp): New static function.
14519 (enum m68k_reloc): New contants.
14520 (TLS_RELOC_P): New macro.
14521 (m68k_wrap_symbol): New static function.
14522 (m68k_unwrap_symbol): New function.
14523 (m68k_final_prescan_insn_1): New static function.
14524 (m68k_final_prescan_insn): New function.
14525 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14527 (legitimize_pic_address): Handle TLS references..
14528 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14529 (m68k_libcall_value_in_a0_p)
14530 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14531 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14532 (m68k_legitimize_tls_address): Handle TLS references.
14533 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14535 (m68k_legitimize_address): Handle TLS symbols.
14536 (m68k_get_reloc_decoration): New static function.
14537 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14539 (m68k_output_dwarf_dtprel): Implement hook.
14540 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14541 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14542 m68k_call_* routines.
14543 (sched_attr_op_type): Handle TLS symbols.
14544 (gt-m68k.h): Include.
14545 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14546 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14548 2009-05-18 Martin Jambor <mjambor@suse.cz>
14550 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14551 (visit_store_addr_for_mod_analysis): New function.
14552 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14553 (determine_cst_member_ptr): Use gimple_assign_single_p.
14554 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14555 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14556 operands. Don't check number of operands of a NOP_EXPR.
14558 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14560 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14562 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14565 * c-common.c (warn_logical_operator): Don't warn if one of
14566 expression isn't always true or false.
14568 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14570 * config/i386/biarch32.h: New file.
14571 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14573 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14575 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14576 *zero_extend<mode>_truncqi): Merge these into ...
14577 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14578 Name the pattern following this as *zero_extendhi_truncqi.
14580 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14582 PR middle-end/39301
14583 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14584 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14585 (output_info): Make field HOST_WIDEST_INT.
14586 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14587 (dump_bitmat_statistics): Same.
14589 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14591 * config.gcc (use_gcc_stdint): Set to wrap.
14592 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14593 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14594 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14595 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14596 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14597 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14598 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14599 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14601 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14603 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14605 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14606 Move definitions earlier.
14607 (OPT_ARCH64, OPT_ARCH32): Define.
14608 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14611 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14614 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14617 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14619 * arm.md (movdi2): Copy non-reg values to DImode registers.
14621 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14624 * final.c (label_to_max_skip): New function.
14625 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14626 CODE_LABEL_NUMBER <= max_labelno.
14627 * output.h (label_to_max_skip): New prototype.
14628 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14629 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14630 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14631 Handle CODE_LABELs with >= 16 byte alignment or with
14632 max_skip == (1 << align) - 1.
14633 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14634 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14637 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14638 .p2align 3 if MAX_SKIP is smaller than 7.
14639 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14641 2009-05-15 Ian Lance Taylor <iant@google.com>
14643 * alias.c (struct alias_set_entry_d): Rename from struct
14644 alias_set_entry. Change all uses.
14645 * except.c (struct call_site_record_d): Rename from struct
14646 call_site_record. Change all uses.
14647 * except.h (struct eh_region_d): Rename from struct eh_region.
14649 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14651 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14652 ivtype_map_elt. Change all uses.
14653 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14655 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14656 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14658 (struct sese_d): Rename from struct sese. Change all uses.
14659 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14660 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14661 * optabs.h (struct optab_d): Rename from struct optab. Change all
14663 (struct convert_optab_d): Rename from struct convert_optab.
14665 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14666 ipa_opt_pass. Change all uses.
14667 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14670 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14671 defined as a typedef.
14672 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14675 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14678 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14680 (merge_ranges): Returns bool.
14681 * tree.h (make_range): .. to here.
14682 (build_range_check): Likewise.
14683 (merge_ranges): Likewise. Renamed from merge_ranges.
14684 * c-typeck.c (parser_build_binary_op): Update calls to
14685 warn_logical_operator.
14686 * c-common.c (warn_logical_operator): Add new warning.
14687 * c-common.h (warn_logical_operator): Update declaration.
14689 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14691 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14693 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14695 * doc/install.texi: Document MPC requirements, flags etc.
14697 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14698 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14699 Evaluate constant arguments.
14700 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14701 (fold_builtin_1): Likewise, also evaluate constant arguments.
14702 Remove superfluous break.
14703 (do_mpc_ckconv): New.
14704 * real.h: Include mpc.h.
14705 * toplev.c (print_version): Output MPC version info if available.
14707 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14709 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14711 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14713 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14716 2009-05-15 Jan Hubicka <jh@suse.cz>
14718 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14719 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14720 (try_inline): Fix return value.
14721 (cgraph_decide_inlining_incrementally): Honor new value.
14722 (cgraph_early_inlining): Handle indirect inlining.
14723 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14725 2009-05-15 Jan Hubicka <jh@suse.cz>
14727 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14728 * cgraphunit.c (cgraph_finalize_function): Set it.
14729 (cgraph_expand_function): Use it.
14731 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14733 * real.c (encode_ieee_half): Define.
14734 (decode_ieee_half): Define.
14735 (ieee_half_format): Define.
14736 (arm_half_format): Define.
14737 * real.h (ieee_half_format): Declare.
14738 (arm_half_format): Declare.
14740 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14742 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14743 swapped, and reversed optabs exist before trying to use them.
14745 2009-05-15 Paul Brook <paul@codesourcery.com>
14746 Sandra Loosemore <sandra@codesourcery.com>
14748 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14749 loads. Allow PRE_DEC.
14750 (output_move_neon): Handle PRE_DEC.
14751 (arm_print_operand): Add 'A' for neon structure loads.
14752 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14753 * config/arm/neon.md (neon_mov): Update comment.
14754 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14756 (Um): New constraint.
14758 2009-05-15 Jan Hubicka <jh@suse.cz>
14760 Revert the following patch until testsuite fallout is fixed:
14761 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14762 * cgraph.h (struct inline_summary): New filed self_wize,
14763 size_inlining_benefit, self_time and time_inlining_benefit.
14764 (struct cgraph_global_info): Replace insns by time ans size fields.
14765 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14766 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14767 (ipcp_update_callgraph): Do not touch function bodies.
14768 * ipa-inline.c: Include except.h
14769 (MAX_TIME): New constant.
14770 (overall_insns): Remove
14771 (overall_size, max_benefit): New static variables.
14772 (cgraph_estimate_time_after_inlining): New function.
14773 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14774 (cgraph_clone_inlined_nodes): Update size.
14775 (cgraph_mark_inline_edge): Update size.
14776 (cgraph_estimate_growth): Use size info.
14777 (cgraph_check_inline_limits): Check size.
14778 (cgraph_default_inline_p): Likewise.
14779 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14780 (cgraph_decide_recursive_inlining): Check size.
14781 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14783 (cgraph_decide_inlining): Likewise.
14784 (cgraph_decide_inlining_incrementally): Likewise; honor
14785 PARAM_EARLY_INLINING_INSNS.
14786 (likely_eliminated_by_inlining_p): New predicate.
14787 (estimate_function_body_sizes): New function.
14788 (compute_inline_parameters): Use it.
14789 * except.c (must_not_throw_labels): New function.
14790 * except.h (must_not_throw_labels): Declare.
14791 * tree-inline.c (init_inline_once): Kill inlining_weigths
14792 * tree-ssa-structalias.c: Avoid uninitialized warning.
14793 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14794 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14795 (PARAM_INLINE_CALL_COST): Remove.
14796 (PARAM_EARLY_INLINING_INSNS): New.
14798 2009-05-15 Richard Guenther <rguenther@suse.de>
14800 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14801 not TODO_update_ssa.
14803 2009-05-15 Richard Guenther <rguenther@suse.de>
14805 PR tree-optimization/39999
14806 * gimple.h (gimple_expr_type): Use the expression type looking
14807 through useless conversions.
14808 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14809 (vn_nary_op_insert_stmt): Likewise.
14810 (simplify_binary_expression): Likewise.
14812 2009-05-15 Richard Guenther <rguenther@suse.de>
14814 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14815 New options, enabled by default.
14816 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14818 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14819 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14820 * tree-ssa-structalias.c (gate_tree_pta): New function.
14821 (pass_build_alias): Use it.
14823 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14825 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14826 recurse on an invariant address if a conversion from a pointer
14827 type to a wider integer type is involved.
14829 2009-05-15 Jan Hubicka <jh@suse.cz>
14831 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14832 * cgraph.h (struct inline_summary): New filed self_wize,
14833 size_inlining_benefit, self_time and time_inlining_benefit.
14834 (struct cgraph_global_info): Replace insns by time ans size fields.
14835 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14836 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14837 (ipcp_update_callgraph): Do not touch function bodies.
14838 * ipa-inline.c: Include except.h
14839 (MAX_TIME): New constant.
14840 (overall_insns): Remove
14841 (overall_size, max_benefit): New static variables.
14842 (cgraph_estimate_time_after_inlining): New function.
14843 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14844 (cgraph_clone_inlined_nodes): Update size.
14845 (cgraph_mark_inline_edge): Update size.
14846 (cgraph_estimate_growth): Use size info.
14847 (cgraph_check_inline_limits): Check size.
14848 (cgraph_default_inline_p): Likewise.
14849 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14850 (cgraph_decide_recursive_inlining): Check size.
14851 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14853 (cgraph_decide_inlining): Likewise.
14854 (cgraph_decide_inlining_incrementally): Likewise; honor
14855 PARAM_EARLY_INLINING_INSNS.
14856 (likely_eliminated_by_inlining_p): New predicate.
14857 (estimate_function_body_sizes): New function.
14858 (compute_inline_parameters): Use it.
14859 * except.c (must_not_throw_labels): New function.
14860 * except.h (must_not_throw_labels): Declare.
14861 * tree-inline.c (init_inline_once): Kill inlining_weigths
14862 * tree-ssa-structalias.c: Avoid uninitialized warning.
14863 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14864 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14865 (PARAM_INLINE_CALL_COST): Remove.
14866 (PARAM_EARLY_INLINING_INSNS): New.
14867 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14868 (inline-call-cost): Remove.
14869 (early-inlining-insns): New.
14871 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14873 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14875 (print_int_cst_bounds_in_octal_p): Likewise.
14876 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14878 * dwarf2out.c (base_type_die): Likewise.
14879 (is_subrange_type): Delete.
14880 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14881 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14882 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14883 if the destination type is boolean.
14884 (build_range_check): Do not special-case subtypes.
14885 (fold_sign_changed_comparison): Likewise.
14886 (fold_unary): Likewise.
14887 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14888 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14889 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14890 * tree.c (subrange_type_for_debug_p): New predicate based on the
14891 former is_subrange_type.
14892 * tree.h (subrange_type_for_debug_p): Declare.
14893 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14894 (convert_affine_scev): Remove call to above function.
14895 (chrec_convert_aggressive): Likewise.
14896 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14897 false for conversions involving subtypes.
14898 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14899 (vrp_val_min): Likewise.
14900 (needs_overflow_infinity): Likewise.
14901 (extract_range_from_unary_expr): Likewise.
14903 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14905 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14906 * config/frv/frv.c: Likewise.
14907 * config/s390/s390.c: Likewise.
14908 * config/sparc/sparc.h: Likewise.
14909 * config/i386/i386.h: Likewise.
14910 * config/i386/i386.c: Likewise.
14911 * config/crx/crx.c: Likewise.
14912 * config/m68hc11/m68hc11.h: Likewise.
14913 * config/iq2000/iq2000.c: Likewise.
14914 * config/mn10300/mn10300.h: Likewise.
14915 * config/mn10300/mn10300.c: Likewise.
14916 * config/m68k/m68k.c: Likewise.
14917 * config/rs6000/rs6000.c: Likewise.
14918 * config/rs6000/xcoff.h: Likewise.
14919 * config/rs6000/linux64.h: Likewise.
14920 * config/rs6000/sysv4.h: Likewise.
14921 * config/score/score3.c: Likewise.
14922 * config/score/score7.c: Likewise.
14923 * config/score/score.c: Likewise.
14924 * config/arm/arm.md: Likewise.
14925 * config/mips/mips.c: Likewise.
14926 * config/mips/mips.md: Likewise.
14927 * config/bfin/bfin.h: Likewise.
14928 * config/pa/pa.c: Likewise.
14929 * config/pa/constraints.md: Likewise.
14931 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14932 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14933 * config/pdp11/pdp11.h: Use memory_address_p instead.
14935 2009-05-14 Ian Lance Taylor <iant@google.com>
14937 * passes.c (finish_optimization_passes): Change i to int.
14938 * plugin.c (plugins_active_p): Change event to int.
14939 (dump_active_plugins): Likewise.
14940 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14942 * tree.c (tree_range_check_failed): Change c to unsigned int.
14943 (omp_clause_range_check_failed): Likewise.
14944 (build_common_builtin_nodes): Change mode to int. Add cast.
14945 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14946 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14948 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14949 ++ or -- with a variable of enum type.
14951 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14954 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14956 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14958 * store-motion.c: Do not include params.h
14959 * Makefile.in: Fix dependencies for various files.
14961 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14963 * auto-inc-dec.c: Fix pass description, remove apparent
14964 accidental duplication.
14966 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14968 PR middle-end/40147
14969 * ipa-utils.h (memory_identifier_string): Moved to ...
14970 * tree.h (memory_identifier_string): Here. Add GTY(()).
14972 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14974 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14975 in the former documentation of...
14976 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14977 * ira-conflicts.c (get_dup_num): Use address_operand.
14978 * targhooks.c (default_legitimate_address_p): New.
14979 * targhooks.h (default_legitimate_address_p): New.
14980 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14982 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14983 * target.h (struct target): Add legitimate_address_p.
14984 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14985 (TARGET_INITIALIZER): Include it.
14987 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14988 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14989 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14990 (TARGET_LEGITIMATE_ADDRESS_P): New.
14992 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14993 (REG_OK_STRICT_P): Delete.
14994 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14995 (frv_legitimate_address_p_1): ... this.
14996 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14997 (frv_legitimate_address_p_1): ... the renamed old
14998 frv_legitimate_address_p.
14999 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
15000 (TARGET_LEGITIMATE_ADDRESS_P): New.
15002 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15003 * config/s390/s390-protos.h (legitimate_address_p): Remove.
15004 * config/s390/s390.c (legitimate_address_p): Rename to...
15005 (s390_legitimate_address_p): ... this, make static.
15006 (legitimize_address): Adjust call.
15007 (TARGET_LEGITIMATE_ADDRESS_P): New.
15008 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
15010 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15011 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
15012 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
15013 (TARGET_LEGITIMATE_ADDRESS_P): New.
15015 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15016 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
15017 * config/spu/spu.c (spu_legitimate_address): Rename to...
15018 (spu_legitimate_address_p): ... this, make static.
15019 (TARGET_LEGITIMATE_ADDRESS_P): New.
15021 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15022 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
15023 * config/sparc/sparc.c (legitimate_address_p): Rename to...
15024 (sparc_legitimate_address_p): ... this, make static and return bool.
15025 (legitimize_address): Adjust call.
15026 (TARGET_LEGITIMATE_ADDRESS_P): New.
15028 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15029 * config/i386/i386-protos.h (legitimate_address_p): Remove.
15030 * config/i386/i386.c (legitimate_address_p): Rename to...
15031 (ix86_legitimate_address_p): ... this, make static.
15032 (constant_address_p): Move after it, adjust call.
15033 (TARGET_LEGITIMATE_ADDRESS_P): New.
15035 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15036 * config/avr/avr-protos.h (legitimate_address_p): Remove.
15037 * config/avr/avr.c (legitimate_address_p): Rename to...
15038 (avr_legitimate_address_p): ... this, make static.
15039 (legitimize_address): Adjust call.
15040 (TARGET_LEGITIMATE_ADDRESS_P): New.
15042 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15043 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
15044 * config/crx/crx.c (crx_legitimate_address_p): Make static.
15045 (TARGET_LEGITIMATE_ADDRESS_P): New.
15047 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15048 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
15049 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
15050 (TARGET_LEGITIMATE_ADDRESS_P): New.
15052 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15053 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
15055 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
15057 (TARGET_LEGITIMATE_ADDRESS_P): New.
15059 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15060 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
15062 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
15064 (m68hc11_legitimate_address_p): ... this, make static.
15065 (go_if_legitimate_address_internal): Rename to...
15066 (m68hc11_legitimate_address_p_1): ... this.
15067 (legitimize_address): Adjust call.
15068 (TARGET_LEGITIMATE_ADDRESS_P): New.
15070 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15071 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
15072 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
15073 (TARGET_LEGITIMATE_ADDRESS_P): New.
15075 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15076 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
15077 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
15078 (mn10300_legitimate_address_p): ... this, make static.
15079 (TARGET_LEGITIMATE_ADDRESS_P): New.
15081 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15082 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
15083 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
15084 (TARGET_LEGITIMATE_ADDRESS_P): New.
15086 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15087 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
15088 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
15089 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15090 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
15091 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
15092 (rs6000_legitimate_address_p): ... this, make static.
15093 (TARGET_LEGITIMATE_ADDRESS_P): New.
15094 (REG_MODE_OK_FOR_BASE_P): Delete.
15095 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
15097 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15098 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
15100 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
15101 static, adjust types.
15102 (TARGET_LEGITIMATE_ADDRESS_P): New.
15104 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15105 * config/score/score.c (score_address_p): Rename to...
15106 (score_legitimate_address_p): ... this.
15107 (TARGET_LEGITIMATE_ADDRESS_P): New.
15108 * config/score/score3.c (score3_address_p): Rename to...
15109 (score3_legitimate_address_p): ... this.
15110 * config/score/score7.c (score7_address_p): Rename to...
15111 (score7_legitimate_address_p): ... this.
15113 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
15114 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
15115 GO_IF_LEGITIMATE_ADDRESS): Delete.
15116 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
15117 thumb2_legitimate_address_p): Delete.
15118 (arm_legitimate_address_p): Rename to...
15119 (arm_legitimate_address_outer_p): ... this.
15120 * config/arm/constraints.md ("Uq"): Adjust call.
15121 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
15122 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
15124 (arm_legitimate_address_outer_p): ... this.
15125 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
15127 (TARGET_LEGITIMATE_ADDRESS_P): New.
15129 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15130 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
15131 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
15132 (TARGET_LEGITIMATE_ADDRESS_P): New.
15134 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15135 * config/vax/vax-protos.h (legitimate_address_p): Remove.
15136 * config/vax/vax.c (legitimate_address_p): Rename to...
15137 (vax_legitimate_address_p): ... this, make static.
15138 (TARGET_LEGITIMATE_ADDRESS_P): New.
15140 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15141 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
15142 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
15143 (TARGET_LEGITIMATE_ADDRESS_P): New.
15145 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15146 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
15147 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
15148 (mmix_legitimate_address_p): ... this, make static.
15149 (TARGET_LEGITIMATE_ADDRESS_P): New.
15151 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15152 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
15153 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
15154 (TARGET_LEGITIMATE_ADDRESS_P): New.
15156 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15158 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
15159 of MODE_COMPLEX_INT.
15161 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15163 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
15164 LCT_NORMAL in function call.
15165 * mips-tdump.c (print_file_desc): Add cast to enum type.
15166 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
15167 (mark_stabs): Add casts to enum types.
15168 (parse_stabs_common): Add casts to enum types.
15170 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15172 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
15173 Check for invalid values of LETTER.
15175 2009-05-13 Taras Glek <tglek@mozilla.com>
15177 * attribs.c (register_attribute): moved out attribute registration
15178 into register_attribute.
15179 * doc/plugins.texi: Documented register_attribute and
15181 * gcc-plugin.h: Added forward decl for register_attribute.
15182 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
15183 * plugin.c (register_callback, invoke_plugin_callbacks): Added
15184 PLUGIN_ATTRIBUTES boilerplate.
15186 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
15188 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
15189 values even in sentinel and empty entries.
15190 (ms_printf_flag_specs): Likewise.
15191 (ms_scanf_flag_specs): Likewise.
15192 (ms_strftime_flag_specs): Likewise.
15193 (ms_print_char_table): Likewise.
15194 (ms_scan_char_table): Likewise.
15195 (ms_time_char_table): Likewise.
15197 2009-05-13 Doug Kwan <dougkwan@google.com>
15199 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
15201 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15203 * config/mips/mips.md (store): Add attributes for QI and HI.
15205 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
15206 (truncdi<mode>2): ... this new pattern.
15208 2009-05-13 Brad Hards <bradh@kde.org>
15210 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
15212 2009-05-14 Jakub Jelinek <jakub@redhat.com>
15213 Ben Elliston <bje@au.ibm.com>
15215 PR middle-end/40035
15216 * dse.c (check_mem_read_rtx): Guard against width == -1.
15218 2009-05-13 Michael Matz <matz@suse.de>
15220 PR middle-end/39976
15221 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
15222 (trivially_conflicts_p): New function.
15223 (insert_backedge_copies): Use it.
15225 2009-05-13 Janis Johnson <janis187@us.ibm.com>
15227 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
15228 (handle_stdc_pragma): Use new enum constant names.
15229 (handle_pragma_float_const_decimal64): Ditto.
15231 2009-05-13 Ian Lance Taylor <iant@google.com>
15233 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
15236 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
15238 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
15239 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
15241 * config/m68k/m68k.h (FL_UCLINUX): Define.
15243 2009-05-13 Jan Hubicka <jh@suse.cz>
15245 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
15247 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15249 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
15250 unless -fschedule-insns is specified.
15252 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15255 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
15256 TARGET_EXPAND_CBRANCHDI4.
15257 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
15258 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
15259 (cmpeqdi): Fix comment.
15261 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15263 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
15264 (sh_legitimate_address_p): Likewise.
15265 * config/sh/sh.c (sh_legitimate_index_p): New.
15266 (sh_legitimate_address_p): Likewise.
15267 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
15268 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
15269 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
15270 (MAYBE_BASE_REGISTER_RTX_P): New macro.
15271 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
15272 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
15273 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
15274 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
15275 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
15277 2009-05-12 Jan Hubicka <jh@suse.cz>
15279 * tree-inline.c (estimate_operator_cost): Add operands;
15280 when division happens by constant, it is cheap.
15281 (estimate_num_insns): Loads and stores are not having cost of 0;
15282 EH magic stuff is cheap; when computing runtime cost of switch,
15283 use log2 base of amount of its cases; builtin_expect has cost of 0;
15284 compute cost for moving return value of call.
15285 (init_inline_once): Initialize time_based flags.
15286 * tree-inline.h (eni_weights_d): Add time_based flag.
15288 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15290 * df-core.c: Update head documentation.
15292 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15295 * rs6000.c (rs6000_generate_compare): Use op1b instead of
15296 shadowing exisiting variable op1.
15298 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
15301 * config/i386/driver-i386.c (processor_signatures): New enum.
15302 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
15303 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
15304 processor signature to detect geode processor.
15306 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15310 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15312 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15313 causes spurious differences between trunk and cond-optab branch.
15315 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15317 * dojump.c (compare_from_rtx): Delete.
15318 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
15319 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
15320 if the comparison does not satisfy the predicate; test predicates for
15321 operands 2 and 3 of a cstore pattern. Don't try cstore optab
15322 further if one existing pattern fails.
15323 * expr.h (compare_from_rtx): Delete.
15324 (prepare_operand): Declare it.
15325 * optabs.c: Change "lib call" to "libcall" throughout.
15326 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15327 HAVE_conditional_trap, emit_cmp_insn): Delete.
15328 (can_compare_p): Delete cmp_optab case.
15329 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15330 Accept other parameters by value.
15331 (prepare_operand): Make non-static.
15332 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15333 other parameters by value. Try to widen operands here based on
15334 an optab_methods argument and looking at cbranch_optab.
15335 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15336 loop. Use cbranch_optab directly.
15337 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15338 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15340 (emit_conditional_move, emit_conditional_add): Inline what's needed
15341 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15342 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15343 with COMPARE. Move cmov_optab and cstore_optab above
15344 with cbranch_optab, move cmp_optab down with ucmp_optab,
15345 remove tst_otpab. Do not initialize trap_rtx.
15346 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15347 for trap code. Do not check HAVE_conditional_trap. Use
15348 prepare_cmp_insn. Accept no predicate for operand 3.
15349 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15350 (OTI_ctrap, ctrap_optab): New.
15351 (tst_optab): Delete.
15352 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15353 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15354 with lookup of ctrap_optab.
15355 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15357 (ctrap_optab): New.
15359 * combine.c (combine_simplify_rtx, simplify_set): Do not
15360 special case comparing against zero for cc0 machines.
15361 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15362 COMPARE on cc0 machines.
15363 (simplify_relational_operation): Return a new expression when
15364 a COMPARE could be removed.
15365 * final.c (final_scan_insn): Compare cc_status values
15366 against LHS of a (compare FOO (const_int 0)) cc0 source.
15367 Also check if cc_status.value is the full compare.
15369 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15370 (cstoreMM4): Document.
15371 (conditional_trap): Document ctrapMM4 instead.
15372 (sync_compare_and_swapMM): Refer to cbranchcc4.
15373 (Dependent Patterns): Eliminate obsolete information referring to
15374 the old jump optimization phase.
15375 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15376 of compares with 0 on cc0 machines.
15377 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15378 avoiding references to cc0. Remove text about storing operands
15380 * doc/tm.texi (Condition Codes): Include blurb on different
15381 condition code representations, separate into subsections for
15382 CC0, MODE_CC and conditional execution.
15384 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15385 alpha_emit_setcc): Accept operands and a machine mode.
15386 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15387 Get code/op0/op1 from operands, use machine mode argument
15388 instead of alpha_compare.fp_p. Emit the branch here.
15389 (alpha_emit_setcc): Likewise, and return boolean.
15390 (alpha_emit_conditional_move): Likewise. Assert that
15391 cmp_op_mode == cmp_mode, and simplify accordingly.
15392 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15393 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15394 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15396 (stack probe test): Use cbranchdi4.
15397 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15399 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15400 * config/arc/arc.h (movsicc, movsfcc): Use it.
15401 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15402 (cbranchsi4, cstoresi4): New.
15403 (cmpsi, bCC and sCC expanders): Remove.
15405 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15406 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15407 * config/arm/predicates.md (arm_comparison_operator): Only include
15408 floating-point operators if there is a hardware floating-point unit.
15409 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15410 deferring to cbranch_cc and cstore_cc respectively.
15411 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15412 cbranch_cc, cstore_cc): New.
15413 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15415 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15417 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15418 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15420 (adjust_insn_length): Adjust calls.
15421 (avr_reorg): Handle (compare (foo) (const_int 0)).
15422 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15423 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15424 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15425 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15427 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15428 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15430 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15431 (cbranchsi4, cstorebi4, cstoresi4): New.
15432 (movbisi): This insn is duplicate, split it to zero_extend.
15433 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15434 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15435 (bfin_optimize_loop): Use cbranch expander.
15436 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15437 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15438 (bfin_bimode_comparison_operator): ... this.
15439 (bfin_direct_comparison_operator): New.
15441 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15442 inside (compare FOO (const_int 0)).
15443 (cris_rtx_costs): Handle ZERO_EXTRACT.
15444 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15445 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15446 (*tstdi_v32): Delete.
15447 (*cmpdi_non_v32): Add M alternative for operand 1.
15448 (cmpsi, cmp<mode>): Make private.
15449 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15451 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15453 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15454 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15455 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15456 (cc_reg_operand): New.
15457 (any_cond): Delete.
15458 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15459 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15460 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15461 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15462 crx_expand_scond): Delete.
15464 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15466 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15467 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15469 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15470 cstoresi4, cstoresf4, cstoredf4): New.
15471 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15472 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15473 Receive the entire operands array.
15474 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15475 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15476 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15477 Get test/op0/op1 from the operands array.
15478 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15480 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15481 (h8300_expand_store): New.
15482 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15484 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15485 (h8300_expand_store): New.
15486 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15487 or do not try to produce (set (cc0) REG).
15488 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15489 change a compare into a move to a scratch register. Disable some
15490 peepholes when comparing with zero.
15491 (tstsi, tsthi, tstsi, cmpqi): Make private.
15493 (bCC, sCC): Delete.
15494 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15497 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15498 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15499 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15500 (ix86_emit_i387_log1p): Use cbranchxf2.
15501 (ix86_expand_setcc): Return void.
15502 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15503 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15504 cmp<MODEF>, cmpcc): Remove.
15505 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15506 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15507 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15508 (sCC and bCC expanders): Remove.
15509 (stack_protect_test): Use cbranchcc4.
15511 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15513 (ia64_expand_compare): Accept three rtx by reference and return void.
15514 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15515 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15516 from *expr. Update *expr with the BImode comparison to do.
15517 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15518 cmptf, bCC, sCC, conditional_trap): Delete.
15519 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15520 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15521 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15522 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15523 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15525 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15526 type of last argument.
15527 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15528 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15529 use machine mode argument instead of branch_type. Remove dead
15530 code for floating-point comparisons.
15531 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15532 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15534 (cbranchsi4, cstoresi4): New.
15535 * config/iq2000/predicates.md (reg_or_const_operand): New.
15537 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15538 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15539 (b<code>_op): Rewrite to...
15540 (bcc_op): ... this, using match_operator.
15541 (s<code>_op): Rewrite to...
15542 (scc_op): ... this, using match_operator.
15543 (s<code>_24_op): Rewrite to...
15544 (scc_op_24): ... this, using match_operator.
15545 (s<code>_<mode>): Rewrite to...
15546 (cstore<mode>4): ... this, using match_operator.
15547 (s<code>_<mode>_24): Rewrite to...
15548 (cstore<mode>4_24): ... this, using match_operator.
15549 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15550 m32c_unpend_compare, m32c_expand_scc): Delete.
15551 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15552 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15553 (m32c_expand_movcc): Change NE to EQ if necessary.
15554 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15556 * config/m32r/m32r-protos.h (gen_cond_store): New.
15557 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15558 (gen_cond_store): New, from sCC patterns.
15559 (m32r_expand_block_move): Use cbranchsi4.
15560 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15561 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15562 (cbranchsi4, cstoresi4): New.
15564 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15566 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15567 (m68hc11_notice_update_cc): Look into a compare with 0.
15568 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15570 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15571 cmphi, cmpqi, bCC): Delete.
15572 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15573 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15574 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15577 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15578 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15579 * config/m68k/constraints.md (H): New.
15580 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15581 the define_insn below.
15582 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15583 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15584 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15585 patterns): Wrap RHS with COMPARE.
15586 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15587 (*cmpdi_internal): Name this pattern.
15588 (cmpdi): Change to define_insn.
15589 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15590 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15591 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15593 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15594 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15595 (conditional_trap): Change to...
15596 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15597 (*conditional_trap): Use the ordered_comparison_operator and
15598 const1_operand predicates.
15599 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15600 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15601 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15602 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15604 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15605 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15606 (mcore_gen_compare): New.
15607 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15608 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15609 (mcore_gen_compare): ... this.
15610 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15611 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15612 (stack probe pattern): Use cbranchsi4.
15614 * config/mips/predicates.md (mips_cstore_operator): New.
15615 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15616 * config/mips/mips.md (any_cond): Delete.
15617 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15619 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15620 fixuns_truncsfdi2): Use cbranch patterns.
15621 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15622 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15623 Adjust call to mips_expand_conditional_branch.
15624 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15626 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15627 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15628 * config/mips/mips.c (cmp_operands): Delete.
15629 (mips_emit_compare): Get comparison operands from *op0/*op1.
15630 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15631 that it succeeds. Use op0/op1 instead of cmp_operands.
15632 (mips_expand_conditional_branch, mips_expand_conditional_move,
15633 mips_expand_conditional_trap): Likewise.
15634 (mips_block_move_loop): Use cbranch patterns.
15635 * config/mips/mips.h (cmp_operands): Delete.
15637 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15638 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15639 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15640 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15641 (*cmpcc_folded): Rename to...
15642 (*cmpdi_folded): this.
15643 (*cmpcc): Rename to...
15645 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15648 (cbranchdf4): New. Handle invalid comparisons here.
15649 * config/mmix/predicates.md (float_comparison_operator): New.
15651 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15652 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15653 * config/mn10300/mn10300.md (tst): Delete.
15654 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15655 Name these patterns and wrap RHS in a compare.
15656 (*cmpsi): Make this pattern private. Include tst.
15657 (*cmpsf): Make this pattern private.
15658 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15659 (compare with zero peepholes): Likewise.
15661 (cbranchsi4, cbranchsf4): New.
15662 (casesi): Use cbranchsi4.
15664 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15665 hppa_branch_type): Delete.
15666 (return_addr_rtx): Use cbranchsi4.
15667 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15668 Emit CCFPmode comparison here.
15669 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15670 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15671 hppa_branch_type): Delete.
15672 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15673 (movsicc, movdicc): Remove references to hppa_compare_op0,
15674 hppa_compare_op1 and compare_from_rtx.
15675 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15676 (casesi): Use cbranchsi4.
15678 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15679 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15680 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15681 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15682 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15684 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15685 (*branch, *branch_inverted): New.
15687 * config/picochip/picochip.md (cbranchhi4): Use
15688 ordered_comparison_operator.
15689 (cmphi, bCC): Remove.
15691 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15692 (trap_comparison_operator): Delete.
15693 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15694 rs6000_emit_cbranch): Accept mode and operands.
15695 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15696 rs6000_compare_fp_p): Delete.
15697 (rs6000_generate_compare): Accept mode and comparison. Extract code
15698 and op0/op1 from there. Replace references to rs6000_compare_op0
15699 and rs6000_compare_op1.
15700 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15701 extract result from passed operands.
15702 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15703 extract loc from passed operands.
15704 (rs6000_emit_cmove): Likewise.
15705 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15706 rs6000_compare_fp_p): Delete.
15707 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15708 (cbranch<GPR>4, cbranch<FP>4): New.
15709 (cstore<mode>4): New. Consolidate here all choices about when to use
15710 portable or specialized sCC sequences.
15711 (stack_protect_test): Use cbranchsi4.
15712 (conditional_trap): Replace with ctrap<GPR>4.
15713 (conditional trap insn): Replace trap_comparison_operator with
15714 ordered_comparison_operator.
15716 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15717 (s390_emit_prologue): Use ctrap.
15718 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15719 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15720 New predicates replacing...
15721 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15722 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15723 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15724 (add<mode>cc): Do not use s390_compare_op0/op1.
15725 (s<code>): Change to...
15726 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15727 (seq): Change to...
15728 (cstorecc4): ... this. Handle EQ or NE equally.
15729 (*sne): Un-privatize for use in cstorecc4.
15730 (b<code>): Change to...
15731 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15732 (conditional_trap): Replace with...
15733 (ctrap<GPR>4, ctrap<FP>4): ... these.
15734 (stack_protect): Use cbranchcc4.
15736 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15737 * config/score/score-protos.h (score_gen_cmp): Delete.
15738 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15739 (score_block_move-loop): Use cbranchsi4.
15740 * config/score/score.md (cbranchsi4): New.
15741 (cmpsi, bCC): Delete.
15742 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15743 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15744 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15745 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15746 * config/score/score3.h (score3_gen_cmp): Delete.
15747 * config/score/score7.h (score7_gen_cmp): Delete.
15749 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15750 (sh_emit_scc_to_t): ... this. Return void.
15751 (from_compare): Rename to...
15752 (sh_emit_compare_and_branch): ... this.
15753 (sh_emit_compare_and_set): New.
15754 (sh_expand_t_scc): Accept operands.
15755 * config/sh/predicates.md (sh_float_comparison_operator): New.
15756 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15757 (prepare_scc_operands): Rename to...
15758 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15760 (sh_emit_cheap_store_flag): New.
15761 (sh_emit_set_t_insn): New.
15762 (from_compare): Rename to...
15763 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15764 handling of TARGET_SH2E floating point to avoid recursive call.
15765 Generate branch here.
15766 (sh_emit_compare_and_set): New.
15767 (sh_expand_t_scc): Get op0/op1 from arguments.
15768 (sh_emit_cheap_store_flag): New.
15769 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15771 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15772 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15773 (movsicc, movdicc): Do nothing when it recreated operands from
15774 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15775 prepare_scc_operands (now sh_emit_scc_to_t).
15776 (udivdi3): Use cstoresi4.
15777 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15778 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15779 (cbranchint4_media, cbranchfp4_media): New.
15780 (casesi): Use cbranchdi4.
15781 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15783 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15784 (movnegt): Remove second operand.
15785 (cbranchsf4, cbranchdf4): New.
15786 (stack_protect): Use cbranchdi4/cbranchsi4.
15788 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15789 (gen_compare_reg): Accept comparison, extract part of it to...
15790 (gen_compare_reg_1): ... this.
15791 (gen_compare_operator): Delete.
15792 (gen_v9_scc): Accept separate destination, comparison code and arms.
15793 Do not use sparc_compare_op0/sparc_compare_op1.
15794 (emit_scc_insn, emit_conditional_branch_insn): New.
15795 (emit_v9_brxx): Make static. Remove useless assertion.
15796 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15798 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15799 * config/sparc/sparc-protos.h (gen_compare_reg,
15800 sparc_emit_float_lib_cmp): Adjust prototype.
15801 (emit_scc_insn, emit_conditional_branch_insn): New.
15802 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15803 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15804 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15805 iterators to the top.
15806 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15807 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15808 snedi_special_trunc): Delete.
15809 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15810 and snedi_special_trunc.
15811 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15812 cbranchdi4, cbranch<F:mode>4): New.
15813 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15814 here. Use gen_compare_reg instead of gen_compare_operator.
15815 (conditional_trap): Replace with...
15816 (ctrapsi4, ctrapdi4): ... this.
15817 (stack_protect_test): Use cbranchcc4.
15819 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15821 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15822 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15823 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15824 from operands[0] or operands[3] depending on is_set.
15825 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15826 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15827 cmpdf, bCC), sCC: Remove.
15828 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15829 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15831 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15832 spu_emit_branch_or_set.
15834 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15836 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15837 xstormy16_compare_op1): Delete.
15838 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15839 xstormy16_compare_op1): Delete.
15840 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15842 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15843 (cmphi, cmpsi, bCC): Remove.
15845 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15846 (*cmpsi): ... this one.
15847 (cbranchsi4, cstoresi4): New.
15848 (bCC expanders): Delete.
15849 (sCC insns): Fold into...
15850 (*setcc): ... this one.
15851 (casesi): Do not use gen_cmpsi and gen_bgtu.
15852 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15853 (movsicc): Simplify.
15854 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15856 * config/vax/vax-protos.h (cond_name): New.
15857 (vax_output_conditional_branch): Remove.
15858 * config/vax/vax.c (cond_name): New.
15859 (vax_output_conditional_branch): Remove.
15860 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15861 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15862 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15863 (bit<VAXint>): Wrap source with (compare).
15864 (b<code> and following unnamed pattern): Rename to *branch and
15865 *branch_reversed. Change macroization to match_operator.
15866 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15868 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15869 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15870 Change last argument to machine_mode.
15871 (xtensa_expand_scc): Add machine_mode argument.
15872 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15873 (gen_conditional_move, xtensa_expand_conditional_branch,
15874 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15875 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15876 Adjust operand numbers.
15877 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15879 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15880 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15881 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15883 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15885 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15886 causes spurious differences between trunk and cond-optab branch.
15888 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15891 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15893 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15895 * tree.c (iterative_hash_pointer): Delete.
15896 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15897 Hash UIDs and versions of SSA names. Don't special-case built-in
15898 function declarations.
15900 2009-05-11 Ian Lance Taylor <iant@google.com>
15903 * graphite.c: Force -Wc++-compat to only be a warning before
15904 #including "cloog/cloog.h".
15906 2009-05-11 Martin Jambor <mjambor@suse.cz>
15908 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15910 2009-05-11 Jan Hubicka <jh@suse.cz>
15912 * tree-ssa-loop-ivcanon.c: Include target.h
15913 (struct loop_size): new structure.
15914 (constant_after_peeling): New predicate.
15915 (tree_estimate_loop_size): New function.
15916 (estimated_unrolled_size): Rewrite for new estimates.
15917 (try_unroll_loop_completely): Use new estimates.
15918 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15920 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15922 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15923 libcpp interface change.
15924 (spu_macro_to_expand): Likewise.
15926 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15928 PR tree-optimization/40026
15929 * gimplify.c (gimplify_init_constructor): Change initial conditional
15930 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15931 optimize_compound_literals_in_ctor.
15933 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15935 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15937 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15939 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15941 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15942 HOST_WIDE_INT for gap.
15944 2009-05-11 Ira Rosen <irar@il.ibm.com>
15946 PR tree-optimization/40074
15947 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15948 account in group size and step comparison.
15950 2009-05-11 Richard Guenther <rguenther@suse.de>
15952 * passes.c (init_optimization_passes): Strip now incorrect comment.
15953 (execute_function_todo): Do not set PROP_alias.
15954 * tree-pass.h (PROP_alias): Remove.
15955 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15956 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15957 * tree-nrv.c (pass_return_slot): Likewise.
15958 * tree-object-size.c (pass_object_sizes): Likewise.
15959 * tree-ssa-dom.c (pass_dominator): Likewise.
15960 (pass_phi_only_cprop): Likewise.
15961 * tree-ssa-dse.c (pass_dse): Likewise.
15962 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15963 (pass_cselim): Likewise.
15964 * tree-ssa-pre.c (pass_pre): Likewise.
15965 (pass_fre): Likewise.
15966 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15967 * tree-ssa-sink.c (pass_sink_code): Likewise.
15968 * tree-stdarg.c (pass_stdarg): Likewise.
15969 * tree-tailcall.c (pass_tail_calls): Likewise.
15970 * tree-vrp.c (pass_vrp): Likewise.
15972 2009-05-10 Ian Lance Taylor <iant@google.com>
15974 * basic-block.h (enum profile_status): Break out of struct
15975 control_flow_graph.
15976 * cgraph.h (struct inline_summary): Break out of struct
15978 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15979 of struct cgraph_order_sort.
15980 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15981 * cse.c (struct branch_path): Break out of struct
15982 cse_basic_block_data.
15983 * except.h (enum eh_region_type): Break out of struct eh_region.
15984 * gcc.c (enum add_del): Break out of struct modify_target.
15985 * genrecog.c (enum decision_type): Break out of struct decision_test.
15986 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15988 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15989 * regmove.c (enum match_use): New enum, broken out of struct match.
15990 * sched-int.h (enum post_call_group): New enum, broken out of
15992 (struct deps_reg): Break out of struct deps.
15993 * target.h (struct asm_int_op): Break out of struct gcc_target.
15994 * tree-eh.c (struct goto_queue_node): Break out of struct
15996 * tree-inline.h (enum copy_body_cge_which): Break out of
15998 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
16000 * c-decl.c (in_struct, struct_types): New static variables.
16001 (pushtag): Add loc parameter. Change all callers.
16002 (lookup_tag): Add ploc parameter. Change all callers.
16003 (check_compound_literal_type): New function.
16004 (parser_xref_tag): Add loc parameter. Change all callers. If
16005 -Wc++-compat, warn about struct/union/enum types defined within a
16007 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
16008 and loc parameters. Change all callers. Change error calls to
16009 error_at, using loc. For a redefinition, if the location of the
16010 original definition is known, report it. Set in_struct and
16011 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
16012 (finish_struct): Add new parameters enclosing_in_struct and
16013 enclosing_struct_types. Change all callers. Set
16014 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
16015 in the struct. If in a struct, add this struct to struct_types.
16016 (start_enum): Add loc parameter. Change all callers. Use
16017 error_at for errors, using loc. For a redefinition, if the
16018 location of the original definition is known, report it. If in a
16019 struct, add this enum type to struct_types. If -Wc++-compat warn
16020 if in sizeof, typeof, or alignof.
16021 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
16022 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
16023 (c_parser_enum_specifier): Get enum location for start_enum.
16024 (c_parser_struct_or_union_specifier): Get struct location for
16025 start_struct. Save in_struct and struct_types status between
16026 start_struct and finish_struct.
16027 (c_parser_cast_expression): Get location of cast.
16028 (c_parser_alignof_expression): Get location of type.
16029 (c_parser_postfix_expression): Likewise.
16030 (c_parser_postfix_expression_after_paren_type): Add type_loc
16031 parameter. Change all callers. Call check_compound_literal_type.
16032 Use type_loc for error about variable size type.
16033 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
16034 of an enum constant from an enum type defined in a struct or union.
16035 (c_cast_expr): Add loc parameter. Change all callers. If
16036 -Wc++-compat, warn about defining a type in a cast.
16037 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
16038 (start_enum, start_struct, finish_struct): Update declarations.
16039 (parser_xref_tag, c_cast_expr): Update declarations.
16040 (check_compound_literal_type): Declare.
16042 2009-05-11 Ben Elliston <bje@au.ibm.com>
16044 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
16045 for recent libcpp interface change.
16046 (rs6000_macro_to_expand): Likewise.
16048 2009-05-10 Michael Matz <matz@suse.de>
16051 * config/arm/arm.c (require_pic_register): Emit on entry edge,
16052 not at entry of function.
16054 2009-05-10 Richard Guenther <rguenther@suse.de>
16056 PR tree-optimization/40081
16058 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16059 using the main variant of the element type. Do not fiddle with
16060 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16062 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
16063 structs with volatile fields.
16065 2009-05-10 Jan Hubicka <jh@suse.cz>
16067 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
16068 (estimate_move_cost): Assert that it does not get called for
16070 (estimate_num_insns): Skip VOID types in argument handling.
16071 (optimize_inline_calls): Delete unreachable blocks and verify that
16072 callgraph is valid.
16074 2009-05-10 Jan Hubicka <jh@suse.cz>
16076 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
16077 * cgraph.c (cgraph_mark_address_taken_node): New function.
16078 (dump_cgraph_node): Dump new flag.
16079 * cgraph.h (struct cgraph_node): Add address_taken.
16080 (cgraph_mark_address_taken_node): New function.
16081 * ipa.c (cgraph_postorder): Prioritize functions with address taken
16082 since new direct calls can be born.
16084 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16086 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
16087 tok->val.node.node.
16089 2009-05-10 Jan Hubicka <jh@suse.cz>
16091 PR middle-end/40084
16092 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
16094 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
16095 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
16096 * tree-inline.c (copy_bb): Set frequency correctly.
16097 (fold_marked_statements): Update call to
16098 cgraph_update_edges_for_call_stmt.
16100 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16102 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
16103 identifiers in diagnostics.
16104 * config/arm/arm.c (arm_handle_fndecl_attribute,
16105 arm_handle_isr_attribute): Likewise.
16106 * config/avr/avr.c (avr_handle_progmem_attribute,
16107 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
16108 * config/bfin/bfin.c (handle_int_attribute,
16109 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
16110 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
16111 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
16113 * config/darwin.c (darwin_handle_kext_attribute,
16114 darwin_handle_weak_import_attribute): Likewise.
16115 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
16116 h8300_handle_eightbit_data_attribute,
16117 h8300_handle_tiny_data_attribute): Likewise.
16118 * config/i386/i386.c (ix86_handle_cconv_attribute,
16119 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
16120 * config/i386/winnt.c (ix86_handle_shared_attribute,
16121 ix86_handle_selectany_attribute): Likewise.
16122 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
16123 * config/m32c/m32c.c (function_vector_handler): Likewise.
16124 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
16125 m68hc11_handle_fntype_attribute): Likewise.
16126 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
16127 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
16128 * config/mips/mips.c (mips_insert_attributes,
16129 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
16130 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
16131 rs6000_handle_struct_attribute): Likewise.
16132 * config/sh/sh.c (sh_insert_attributes,
16133 sh_handle_resbank_handler_attribute,
16134 sh_handle_interrupt_handler_attribute,
16135 sh2a_handle_function_vector_handler_attribute,
16136 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
16138 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
16139 * config/spu/spu.c (spu_handle_fndecl_attribute,
16140 spu_handle_vector_attribute): Likewise.
16141 * config/stormy16/stormy16.c
16142 (xstormy16_handle_interrupt_attribute): Likewise.
16143 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
16144 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
16146 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16148 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
16149 (pp_translate_identifiers): New.
16150 (pp_identifier): Only conditionally translate identifier to locale
16152 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
16153 (pp_base_tree_identifier): Only conditionally translate identifier
16154 to locale character set.
16155 * c-pretty-print.c (M_): Define.
16156 (pp_c_type_specifier, pp_c_primary_expression): Mark English
16157 fragments for conditional translation with M_.
16158 * tree-pretty-print.c (maybe_init_pretty_print): Disable
16159 identifier translation.
16161 2009-05-10 Richard Guenther <rguenther@suse.de>
16163 PR tree-optimization/40081
16164 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16165 using the main variant of the element type. Do not fiddle with
16166 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16168 2009-05-09 Jan Hubicka <jh@suse.cz>
16170 PR middle-end/40080
16171 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
16172 indirect calls; verify cgraph afterwards.
16174 2009-05-09 Jan Hubicka <jh@suse.cz>
16177 * ipa.c (update_inlined_to_pointer): New function.
16178 (cgraph_remove_unreachable_nodes): Use it.
16180 2009-05-09 Jan Hubicka <jh@suse.cz>
16182 * tree-eh.c (struct leh_state): Remove prev_try.
16183 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
16184 not track prev_try.
16185 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
16186 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
16187 remove_eh_handler_and_replace, foreach_reachable_handler,
16188 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
16189 * except.h (struct eh_region): Remove eh_region_u_cleanup.
16190 (gen_eh_region_cleanup): Update prototype.
16192 2009-05-09 Jan Hubicka <jh@suse.cz>
16194 PR middle-end/40043
16195 * except.c (copy_eh_region): Always set prev_try.
16196 (redirect_eh_edge_to_label): Find outer try.
16197 (foreach_reachable_handler): When looking for prev try
16198 handle case where previous try is not going to be taken.
16200 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16202 PR tree-optimization/40049
16203 * tree-vect-stmts.c (vectorizable_operation): If the machine has
16204 only vector/vector shifts, convert the type of the constant to the
16205 appropriate type to avoid building incorrect trees, which
16206 eventually have problems with garbage collection.
16208 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16210 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
16211 -1 for complex floating-point types if honoring signed zeros.
16213 2009-05-08 Jan Hubicka <jh@suse.cz>
16215 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
16216 argument; handle correctly when profile is absent.
16217 (build_cgraph_edges): Update.
16218 (rebuild_cgraph_edges): Update.
16219 * cgraph.c: Do not include varray.h.
16220 (cgraph_set_call_stmt_including_clones): New function.
16221 (cgraph_create_edge_including_clones): Likewise
16222 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
16223 (cgraph_update_edges_for_call_stmt): Handle clones.
16224 (cgraph_remove_node): Handle clone tree.
16225 (cgraph_remove_node_and_inline_clones): New function.
16226 (dump_cgraph_node): Dump clone tree.
16227 (cgraph_clone_node): Handle clone tree.
16228 (clone_function_name): Bring here from tree-inline.c.
16229 (cgraph_create_virtual_clone): New function.
16230 * cgraph.h (ipa_replace_map): Move here from ipa.h.
16231 (cgraph_clone_info): New function.
16232 (strut cgraph_node): Add clone_info and new clone tree pointers.
16233 (cgraph_remove_node_and_inline_clones,
16234 cgraph_set_call_stmt_including_clones,
16235 cgraph_create_edge_including_clones,
16236 cgraph_create_virtual_clone): Declare.
16237 (cgraph_function_versioning): Use VEC argument.
16238 (compute_call_stmt_bb_frequency): Update prototype.
16239 (cgraph_materialize_all_clones): New function.
16240 * ipa-cp.c (ipcp_update_cloned_node): Remove.
16241 (ipcp_create_replace_map): Update to VECtors.
16242 (ipcp_update_callgraph): Use virtual clones.
16243 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
16244 (ipcp_update_profiling): Do not update local profiling.
16245 (ipcp_insert_stage): Use VECtors and virtual clones.
16246 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
16247 (clone_of_p): New function.
16248 (cgraph_preserve_function_body_p): Use clone tree.
16249 (cgraph_optimize): Materialize clones.
16250 (cgraph_function_versioning): Update for VECtors.
16251 (save_inline_function_body): Use clone tree.
16252 (cgraph_materialize_clone): New function.
16253 (cgraph_materialize_all_clones): Likewise.
16254 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
16255 * ipa.c: Include gimple.h.
16256 (cgraph_remove_unreachable_nodes): Use clone tree.
16257 * ipa-prop.c (ipa_note_param_call): Update call to
16258 compute_call_stmt_bb_frequencycall.
16259 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
16260 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
16261 (copy_bb): Handle updating of clone tree; add new edge when new call
16263 (expand_call_inline): Be strict about every call having edge.
16264 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
16265 (delete_unreachable_blocks_update_callgraph): New function.
16266 (tree_function_versioning): Use VECtors; always remove unreachable
16267 blocks and fold conditionals.
16268 * tree-inline.h: Do not include varray.h.
16269 (tree_function_versioning): Remove.
16270 * Makefile.in (GTFILES): Remove tree-inline.c
16271 * passes.c (do_per_function): Do only functions having body.
16272 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
16275 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
16276 Andrew Morrow <acm@google.com>
16279 * c-common.c (c_common_attribute_table): Permit deprecated
16280 attribute to take an optional argument.
16281 (handle_deprecated_attribute): If the optional argument to
16282 __attribute__((deprecated)) is not a string ignore the attribute
16283 and emit a warning.
16285 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
16286 * c-typeck.c (build_component_ref): Likewise.
16287 (build_external_ref): Likewise.
16289 * toplev.c (warn_deprecated_use): Add an attribute argument.
16290 Emit the message associated with __attribute__((deprecated)).
16292 * toplev.h (warn_deprecated_use): Updated.
16294 * doc/extend.texi: Document new optional parameter to
16295 __attribute__((deprecated))
16297 2009-05-08 Michael Eager <eager@eagercon.com>
16299 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
16300 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
16302 2009-05-08 Richard Guenther <rguenther@suse.de>
16304 PR tree-optimization/40062
16305 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
16306 Avoid exponential behavior.
16308 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16310 PR rtl-optimization/33928
16312 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
16313 process_uses, build_single_def_use_links): New.
16314 (update_df): Update use_def_ref.
16315 (forward_propagate_into): Use get_def_for_use instead of use-def
16317 (fwprop_init): Call build_single_def_use_links and let it initialize
16319 (fwprop_done): Free use_def_ref.
16320 (fwprop_addr): Eliminate duplicate call to df_set_flags.
16321 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
16322 df_rd_simulate_one_insn): New.
16323 (df_rd_bb_local_compute_process_def): Update head comment.
16324 (df_chain_create_bb): Use the new RD simulation functions.
16325 * df.h (df_rd_simulate_artificial_defs_at_top,
16326 df_rd_simulate_one_insn): New.
16327 * opts.c (decode_options): Enable fwprop at -O1.
16328 * doc/invoke.texi (-fforward-propagate): Document this.
16330 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16333 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16334 and one complex operand specially.
16335 * tree-complex.c (some_nonzerop): Do not identify a real value as
16336 zero if flag_signed_zeros.
16338 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16340 PR rtl-optimization/33928
16341 * loop-invariant.c (record_use): Fix && vs. || mishap.
16343 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16345 PR rtl-optimization/33928
16346 * loop-invariant.c (struct use): Add addr_use_p.
16347 (struct def): Add n_addr_uses.
16348 (struct invariant): Add cheap_address.
16349 (create_new_invariant): Set cheap_address.
16350 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16351 (record_uses): Pass df_ref to record_use.
16352 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16355 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16357 * config/sh/sh.c: Do not include c-pragma.h.
16359 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16361 * config/spu/spu.c: Remove include of c-common.h.
16363 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16366 * c-common.h (mark_valid_location_for_stdc_pragma,
16367 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16368 clear_float_const_decimal64, float_const_decimal64_p): New.
16369 * c.opt (Wunsuffixed-float-constants): New.
16370 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16371 unsuffixed float constant, handle new warning.
16372 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16373 * c-decl.c (c_scope): New flag float_const_decimal64.
16374 (set_float_const_decimal64, clear_float_const_decimal64,
16375 float_const_decimal64_p): New.
16376 (push_scope): Set new flag.
16377 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16378 to use STDC pragmas.
16379 (c_parser_external_declaration): Ditto.
16380 (c_parser_compound_statement_nostart): Ditto.
16381 * c-pragma.c (valid_location_for_stdc_pragma,
16382 mark_valid_location_for_stdc_pragma,
16383 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16384 handle_pragma_float_const_decimal64): New.
16385 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16386 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16387 set_float_const_decimal64, clear_float_const_decimal64,
16388 float_const_decimal64_p): New dummy functions.
16389 * doc/extend.texi (Decimal Float): Remove statement that the
16390 pragma, and suffix for double constants, are not supported.
16391 * doc/invoke.texi (Warning Options): List new option.
16392 (-Wunsuffixed-float-constants): New.
16394 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16396 * config/i386/i386.c: Do not include c-common.h.
16398 2009-05-07 Mark Heffernan <meheff@google.com>
16400 * doc/invoke.texi (Debugging Options): Document change of debugging
16402 * opts.c (decode_options): Make dump_base_name relative to
16403 aux_base_name directory.
16405 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16407 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16408 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16410 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16412 * Makefile.in (install-plugin): Simplify a bit.
16414 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16416 * Makefile.in (OBJS-common): Add regcprop.o.
16418 * timevar.def (TV_CPROP_REGISTERS): New.
16419 * regrename.c (regrename_optimize): Return 0.
16420 (rest_of_handle_regrename): Delete.
16421 (pass_rename_registers): Point to regrename_optimize.
16422 (struct value_data_entry, struct value_data,
16423 kill_value_one_regno, kill_value_regno, kill_value,
16424 set_value_regno, init_value_data, kill_clobbered_value,
16425 kill_set_value, kill_autoinc_value, copy_value,
16426 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16427 replace_oldest_value_reg, replace_oldest_value_addr,
16428 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16429 debug_value_data, validate_value_data): Move...
16430 * regcprop.c: ... here.
16431 (rest_of_handle_cprop): Delete.
16432 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16434 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16436 PR middle-end/40057
16437 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16438 GEN_INT for 1 << bitnum.
16439 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16440 build_int_cst_type.
16442 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16444 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16445 Remove wrong description of "nand" operation.
16447 2009-05-06 Richard Guenther <rguenther@suse.de>
16448 Adam Nemet <anemet@caviumnetworks.com>
16450 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16451 comment. Add that if LHS is not a gimple register, then RHS1 has
16452 to be a single object (GIMPLE_SINGLE_RHS).
16454 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16456 * expr.c (get_def_for_expr): Move it up in the file.
16457 (store_field): When expanding a bit-field store, look at the
16458 defining gimple stmt for the masking conversion.
16460 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16462 PR middle-end/39986
16463 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16464 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16465 32-bit memcpy into long.
16467 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16469 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16470 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16472 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16473 instead of appending DW_OP_deref*.
16475 2009-05-06 Michael Matz <matz@suse.de>
16477 PR middle-end/40021
16478 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16479 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16481 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16483 * Makefile.in (install-plugin): Fix srcdir handling.
16485 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16487 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16488 when processing for not_regs_needed bitmap.
16489 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16490 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16491 handling it for rhs.
16493 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16495 * config/i386/i386.md (unnamed inc/dec peephole): Use
16496 optimize_insn_for_size_p instead of optimize_size.
16497 * config/i386/predicates.md (incdec_operand): Likewise.
16498 (aligned_operand): Likewise.
16499 * config/i386/sse.md (divv8sf3): Likewise.
16500 (sqrtv8sf2): Likewise.
16502 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16504 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16506 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16508 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16510 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16511 ssemodesuffixf2c with avxmodesuffixf2c.
16513 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16516 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16518 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16520 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16521 (struct tree_base): Adjust spacing for 8 bit boundaries.
16522 (struct tree_decl_common): Add decl_by_reference_flag bit.
16523 (DECL_BY_REFERENCE): Adjust.
16524 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16525 print DECL_BY_REFERENCE bit.
16526 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16527 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16528 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16529 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16532 PR middle-end/39666
16533 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16534 range of the type, but default label is missing, add it with one
16535 of the existing labels instead of adding a new label for it.
16537 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16541 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16543 * Makefile.in (enable_plugin, plugin_includedir): New.
16544 (install): Depend on install-plugin.
16545 (PLUGIN_HEADERS): New.
16546 (install-plugin): New.
16547 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16549 2009-05-05 Richard Guenther <rguenther@suse.de>
16551 PR tree-optimization/40022
16552 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16554 (phivn_valid_p): Fix tuplification error, simplify.
16555 (phiprop_insert_phi): Add dumps.
16556 (propagate_with_phi): Simplify.
16558 2009-05-05 Richard Guenther <rguenther@suse.de>
16560 PR middle-end/40023
16561 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16563 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16565 * tree.h (strip_float_extensions): Remove duplicate declaration.
16566 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16567 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16568 block_ultimate_origin): Rearrange the declarations line to match the
16569 comment that indicates the .c file which the functions are defined.
16570 (dwarf2out_*, set_decl_rtl): Add comment.
16571 (get_base_address): Adjust comment.
16572 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16573 declarations line and add comment.
16574 (is_builtin_name): Add blank after function name, for clarity.
16576 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16578 * attribs.c (decl_attributes): Use %qE for identifiers in
16580 * cgraphunit.c (verify_cgraph_node): Translate function names to
16581 locale character set in diagnostics.
16582 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16584 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16585 Document that functions are named in UTF-8.
16586 * expr.c (expand_expr_real_1): Translate function names to locale
16587 character set in diagnostics.
16588 * gimplify.c (omp_notice_variable, omp_is_private,
16589 gimplify_scan_omp_clauses): Use %qE for identifiers in
16591 * langhooks.c (lhd_print_error_function): Translate function names
16592 to locale character set.
16593 * langhooks.h (decl_printable_name): Document that return value is
16594 in internal character set.
16595 * stmt.c: Include pretty-print.h
16596 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16598 (resolve_operand_name_1): Translate named operand name to locale
16600 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16602 * toplev.c (announce_function): Translate function names to locale
16604 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16605 (default_tree_printer): Use pp_identifier or translate identifiers
16606 to locale character set. Mark "<anonymous>" for translation.
16607 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16608 for identifiers in diagnostics.
16609 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16611 * varasm.c (output_constructor): Use %qE for identifiers in
16614 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16616 * configure.ac: use ` ` instead of $()
16617 * configure: Regenerate.
16619 2009-05-05 Ben Elliston <bje@au.ibm.com>
16621 * config/pa/linux-atomic.c: Eliminate conditional include of
16622 errno.h on non-LP64 systems to simplify build requirements.
16624 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16626 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16628 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16629 and pass value to identifier_to_locale.
16630 (warn_variable_length_array): Make name a tree.
16631 (grokdeclarator): Separate diagnostic texts for named and unnamed
16632 declarators. Use %qE for named declarators.
16633 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16635 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16636 identifiers in diagnostics.
16637 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16638 identifier_to_locale. Mark "anonymous" strings for translation.
16640 2009-05-04 Michael Eager <eager@eagercon.com>
16642 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16643 address for DImode/DFmode only if double-precision FP regs.
16645 2009-05-04 Michael Eager <eager@eagercon.com>
16647 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16648 TARGET_SINGLE_FLOAT check.
16650 2009-05-04 Michael Eager <eager@eagercon.com>
16652 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16654 2009-05-04 Michael Eager <eager@eagercon.com>
16656 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16657 * config/rs6000/t-xilinx: New
16659 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16661 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16662 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16663 * gcc/explow.c (memory_address): Use target hook.
16664 * gcc/targhooks.c (default_legitimize_address): New.
16665 * gcc/targhooks.h (default_legitimize_address): New.
16666 * gcc/target.h (legitimize_address): New.
16667 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16668 (TARGET_INITIALIZER): Include it.
16669 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16671 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16672 * config/bfin/bfin.c (legitimize_address): Remove.
16673 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16674 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16676 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16677 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16679 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16680 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16681 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16682 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16683 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16684 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16685 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16686 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16687 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16688 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16689 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16690 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16691 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16692 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16693 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16694 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16695 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16696 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16697 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16698 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16699 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16700 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16701 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16703 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16704 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16705 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16706 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16707 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16708 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16709 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16710 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16711 (thumb_legitimize_address): Delete.
16712 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16713 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16714 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16715 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16716 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16717 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16719 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16722 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16723 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16724 * config/m32r/m32r.c (m32r_legitimize_address): New.
16725 * config/m68k/m68k.c (m68k_legitimize_address): New.
16726 * config/score/score.c (score_legitimize_address): Standardize.
16727 * config/score/score3.c (score3_legitimize_address): Standardize.
16728 * config/score/score3.h (score3_legitimize_address): Adjust.
16729 * config/score/score7.c (score7_legitimize_address): Standardize.
16730 * config/score/score7.h (score7_legitimize_address): Adjust.
16731 * config/sh/sh.c (sh_legitimize_address): New.
16732 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16734 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16735 (s390_legitimize_address): ... this.
16736 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16737 (sparc_legitimize_address): ... this.
16738 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16739 (ix86_legitimize_address): ... this.
16740 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16741 (avr_legitimize_address): ... this.
16742 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16743 (mn10300_legitimize_address): ... this.
16744 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16745 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16746 (alpha_expand_mov): Adjust call.
16748 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16749 * config/spu/spu.c (spu_legitimize_address): Likewise.
16750 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16751 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16753 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16755 * intl.c (locale_encoding, locale_utf8): New.
16756 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16757 * intl.h (locale_encoding, locale_utf8): Declare.
16758 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16759 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16761 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16763 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16764 (pp_base_tree_identifier): Declare as function.
16765 (identifier_to_locale): Declare.
16766 * Makefile.in (pretty-print.o): Update dependencies.
16767 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16769 2009-05-04 Richard Guenther <rguenther@suse.de>
16771 PR middle-end/40015
16772 * builtins.c (fold_builtin_memory_op): Do not decay to element
16773 type if the size matches the whole array.
16775 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16777 * expmed.c (synth_mult): When trying out a shift, pass the result
16780 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16782 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16783 (shiftsub1_cost): New.
16784 (init_expmed): Compute shiftsub1_cost.
16785 (synth_mult): Optimize multiplications by constants of the form
16786 -(2^^m-1) for some constant positive integer m.
16788 2009-05-03 Richard Guenther <rguenther@suse.de>
16791 * c-typeck.c (array_to_pointer_conversion): Do not built
16792 ADDR_EXPRs of arrays of pointer-to-element type.
16793 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16794 up wrong ADDR_EXPRs after-the-fact.
16795 * c-common.c (strict_aliasing_warning): Strip pointer
16796 conversions for obtaining the original type.
16797 * builtins.c (fold_builtin_memset): Handle array types.
16798 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16801 2009-05-03 Richard Guenther <rguenther@suse.de>
16803 PR middle-end/23329
16804 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16805 Do not lose casts from array types with unknown extent to array
16806 types with known extent.
16807 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16808 alias set compatibility.
16810 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16812 * flags.h (extra_warnings): Delete.
16813 * toplev.c (process_options): Handle Wuninitialized here.
16814 * opts.c (extra_warnings): Delete.
16815 (set_Wextra): Delete.
16816 (common_handle_option): -Wextra can be handled automatically.
16817 * c-opts.c (c_common_handle_option): Delete obsolete code.
16818 (c_common_post_options): Simplify comment.
16819 * common.opt (W): Add Var.
16821 (Wuninitialized): Initialize to -1.
16823 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16824 Richard Guenther <rguenther@suse.de>
16826 * expr.c (get_def_for_expr): New function.
16827 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16828 SSA rather than trees.
16829 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16830 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16832 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16834 * c-common.c (reswords): Add _Imaginary.
16835 * c-common.c (enum rid): Add RID_IMAGINARY.
16837 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16839 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16840 Patch by Richard Guenther.
16842 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16844 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16845 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16846 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16847 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16848 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16849 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16850 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16851 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16852 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16853 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16854 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16855 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16856 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16857 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16858 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16859 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16860 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16861 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16863 2009-05-02 Richard Guenther <rguenther@suse.de>
16865 PR tree-optimization/39940
16866 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16869 2009-05-02 Richard Guenther <rguenther@suse.de>
16871 PR middle-end/40001
16872 * tree-ssa.c (execute_update_addresses_taken): Properly check
16873 if we can mark a variable DECL_GIMPLE_REG_P.
16874 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16875 back to the end of the function.
16876 (is_gimple_reg_type): Remove complex type special casing.
16877 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16880 2009-05-02 Ben Elliston <bje@au.ibm.com>
16882 * doc/collect2.texi (Collect2): Document search path behaviour
16883 when configured with --with-ld.
16885 2009-05-02 Jan Hubicka <jh@suse.cz>
16887 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16888 parameter; update callers.
16889 (coalesce_cost_edge): EH edges are costier because they needs
16890 splitting even if not critical and even more costier when there are
16891 multiple EH predecestors.
16893 2009-05-02 Jan Hubicka <jh@suse.cz>
16895 * except.c (remove_eh_handler_and_replace): Handle updating after
16896 removing TRY blocks.
16898 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16900 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16902 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16904 * varasm.c: Do not include c-pragma.h.
16905 * attribs.c: Do not incude c-common.h.
16907 2009-05-01 Michael Matz <matz@suse.de>
16909 * calls.c (initialize_argument_information): Handle SSA names like
16910 decls with a non MEM_P DECL_RTL.
16912 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16914 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16915 * ipa-utils.c: Likewise.
16916 * ipa-type-escape.c: Likewise.
16917 * cgraphunit.c Do not include c-common.h.
16918 * ipa-pure-const.c: Likewise.
16919 * tree-if-conv.c: Likewise.
16920 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16921 * ipa-struct-reorg.c: Likewise.
16922 * tree-nomudflap.c: Likewise.
16923 * tree-ssa-structalias.c: Likewise.
16925 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16927 * store-motion.c: Many cleanups to make this pass a first-class
16928 citizen instead of an appendix to gcse load motion. Add TODO list
16929 to make this pass faster/cleaner/better.
16931 (struct ls_expr): Post gcse.c-split cleanups.
16932 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16933 "stores" field to "avail_stores".
16934 (pre_ldst_mems): Rename to store_motion_mems.
16935 (pre_ldst_table): Rename to store_motion_mems_table.
16936 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16937 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16938 (ldst_entry): Rename to st_expr_entry, update users.
16939 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16940 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16941 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16943 (first_ls_expr): Rename to first_st_expr, update users.
16944 (next_ls_expr): Rename to next_st_expr, update users.
16945 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16946 fields properly for store motion instead of names inherited from load
16948 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16949 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16952 (ae_kill): Rename to st_kill, update users.
16953 (ae_gen): Rename to st_avloc, update users.
16954 (transp): Rename to st_transp, update users.
16955 (pre_insert_map): Rename to st_insert_map, update users.
16956 (pre_delete_map): Rename to st_delete_map, update users.
16957 (insert_store, build_store_vectors, free_store_memory,
16958 one_store_motion_pass): Update for abovementioned changes.
16960 (gcse_subst_count, gcse_create_count): Remove.
16961 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16962 and "n_stores_created", local variables.
16964 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16967 (regvec, compute_store_table_current_insn): Remove.
16968 (reg_set_info, reg_clear_last_set): Remove.
16969 (compute_store_table): Use DF caches instead of local dataflow
16972 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16974 * c-objc-common.c (c_tree_printer): Print identifiers with
16975 pp_identifier, not pp_string. Mark "({anonymous})" for
16977 * c-pretty-print.c (pp_c_ws_string): New.
16978 (pp_c_cv_qualifier, pp_c_type_specifier,
16979 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16980 pp_c_storage_class_specifier, pp_c_function_specifier,
16981 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16982 pp_c_primary_expression, pp_c_postfix_expression,
16983 pp_c_unary_expression, pp_c_shift_expression,
16984 pp_c_relational_expression, pp_c_equality_expression,
16985 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16986 use pp_string and pp_c_ws_string in place of pp_identifier and
16987 pp_c_identifier for non-identifiers. Mark English strings for
16989 * c-pretty-print.h (pp_c_ws_string): Declare.
16991 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16992 Roland McGrath <roland@redhat.com>
16994 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16995 (ENABLE_LD_BUILDID): New configuration option.
16996 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16997 (LINK_BUILDID_SPEC): New macro.
16998 (init_spec): If defined, prepend it between LINK_EH_SPEC and
17000 * doc/install.texi: Document --enable-linker-build-id option.
17001 * configure: Rebuild.
17002 * config.in: Rebuild.
17004 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
17006 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
17007 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
17008 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
17009 MIPS_GP_SAVE_AREA_SIZE.
17010 * config/mips/mips.c (struct mips_frame_info): Update comment
17011 before arg_pointer_offset and hard_frame_pointer_offset.
17012 (mips_compute_frame_info): Update diagram before function: to
17013 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
17014 indicate the position of frame_pointer_rtx with -fstack-protector and
17015 to show args_size. Don't allocate cprestore area for leaf functions
17016 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
17018 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
17020 2009-04-30 Michael Matz <matz@suse.de>
17022 PR tree-optimization/39955
17023 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
17025 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
17027 * ira.c (setup_cover_and_important_classes): Use safe macro
17028 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
17030 * genpreds.c (write_tm_preds_h): Output suitable definition of
17031 REG_CLASS_FOR_CONSTRAINT.
17033 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17035 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
17037 * bitmap.c (bitmap_descriptor): Likewise.
17038 * ggc-common.c (loc_descriptor): Likewise.
17039 * varray.c (varray_descriptor): Likewise.
17040 * vec.c (vec_descriptor): Likewise.
17042 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
17044 * Makefile.in (dce.o): Add $(EXCEPT_H).
17045 * dce.c: Include except.h and delete redundant vector definitions.
17046 (deletable_insn_p): Return false for non-call insns that can throw
17049 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
17051 * gcse.c (ae_gen): Remove.
17052 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
17053 and make non-static function to make it available in store-motion.c.
17054 Update call sites with search-and-replace.
17055 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
17056 extract_mentioned_regs, extract_mentioned_regs_helper,
17057 find_moveable_store, compute_store_table, load_kills_store, find_loads,
17058 store_killed_in_insn, store_killed_after, store_killed_before,
17059 build_store_vectors, insert_insn_start_basic_block, insert-store,
17060 remove_reachable_equiv_notes, replace_store_insn, delete_store,
17061 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
17062 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
17063 * store-motion.c: ...new file. Also copy data structures from gcse.c
17064 and clean up to remove parts not used by store motion.
17065 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
17066 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
17068 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17071 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
17072 when optimizing for size.
17074 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
17076 * gcse.c (gcse_constant_p): Fix typo in last change.
17078 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17080 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
17082 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
17084 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
17086 2009-04-29 James E. Wilson <wilson@codesourcery.com>
17088 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
17089 CONST_HIGH_PART result.
17091 2009-04-29 Anatoly Sokolov <aesok@post.ru>
17093 * config/avr/avr.c (initial_elimination_offset): Rename to
17094 avr_initial_elimination_offset.
17095 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
17096 change return type to bool.
17097 (avr_can_eliminate): New function.
17098 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
17099 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
17100 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
17101 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
17102 avr_initial_elimination_offset.
17103 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
17104 (avr_initial_elimination_offset): Define.
17106 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
17107 Steven Bosscher <steven@gcc.gnu.org>
17109 PR rtl-optimization/39938
17110 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
17111 * cfgrtl.c: Include insn-attr.h.
17112 (rest_of_pass_free_cfg): New function.
17113 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
17114 * resource.c (init_resource_info): Remove call to df_analyze.
17116 2009-04-29 Richard Guenther <rguenther@suse.de>
17119 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
17120 allow conversion to signed integers.
17122 2009-04-29 Richard Guenther <rguenther@suse.de>
17124 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
17125 shifts of floating point vectors if the shift amount is
17126 a constant multiple of the element size.
17128 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
17129 Michael Matz <matz@suse.de>
17131 PR middle-end/39927
17133 * tree-outof-ssa.c (emit_partition_copy): New function.
17134 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
17135 insert_part_to_rtx_on_edge): Perform the partition base var
17136 copy using emit_partition_copy.
17137 (insert_value_copy_on_edge): Convert constants to the right mode.
17138 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
17139 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
17141 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17143 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
17144 scan backwards to try to find a constant to initialize it.
17146 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
17147 insn before the loop_end instruction, don't look past labels.
17149 2009-04-29 Richard Guenther <rguenther@suse.de>
17151 PR middle-end/39937
17152 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
17153 loose type conversions.
17154 (forward_propagate_addr_expr): Fix tuplification bug. Remove
17155 stmts only if there are no uses of its definition.
17157 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17159 * config/bfin/bfin.h (splitting_loops): Declare.
17160 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
17161 Reorder bit definitions to be ascending.
17162 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
17163 * config/bfin/bfin.c (splitting_loops): New variable.
17164 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
17165 (struct loop_info): Remove members INIT and LOOP_INIT.
17166 (bfin_optimize_loop): Don't set them. Reorder the code that generates
17167 the LSETUP sequence. Allow LC to be loaded from any register, but
17168 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
17169 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
17171 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
17172 of reload_completed.
17175 * config/bfin/bfin.md (movsi_insn): Refine constraints.
17177 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
17179 * Makefile.in (PLUGIN_VERSION_H): New.
17180 (OBJS-common): Remove plugin-version.o.
17181 (plugin.o): Depend on (PLUGIN_VERSION_H).
17182 (plugin-version.o): Remove.
17183 * configure: Regenerate
17184 * configure.ac: Create plugin-version.h.
17185 * gcc-plugin.h (plugin_gcc_version): Remove.
17186 (plugin_default_version_check): Change signature.
17187 * plugin-version.c: Remove.
17188 * plugin.c: Include plugin-version.h.
17189 (str_plugin_gcc_version_name): Remove.
17190 (try_init_one_plugin): Pass gcc version to plugin_init.
17191 (plugin_default_version_check): Both gcc and plugin versions are now
17194 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17196 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
17197 problematic last insns. Test for TYPE_CALL rather than CALL_P.
17198 Remove special case testing for last insn of inner loops. Don't fail
17199 if the loop ends with a jump, emit an extra nop instead.
17201 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
17202 DREGS rather than comparing directly. Remove code that tries to
17203 account for latencies.
17205 2009-04-29 Richard Guenther <rguenther@suse.de>
17207 PR tree-optimization/39941
17208 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
17209 eliminating an indirect call.
17211 2009-04-29 Richard Guenther <rguenther@suse.de>
17213 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
17214 parameter. Allow invariants as base if !require_lvalue.
17215 (verify_gimple_assign_single): Adjust.
17217 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17219 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
17220 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
17221 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
17222 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
17223 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
17225 * config/bfin/bfin.c (bfin_expand_builtin,
17226 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
17228 2009-04-28 Richard Guenther <rguenther@suse.de>
17230 * tree-vect-loop.c (get_initial_def_for_induction): Use
17231 correct types for pointer increment.
17233 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17235 * toplev.c (print_version): Update GMP version string calculation.
17237 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
17239 PR rtl-optimization/39938
17240 * resource.c (init_resource_info): Add call to df_analyze.
17242 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17244 * config/alpha/alpha.md (usegp): Cast the result of
17245 alpha_find_lo_sum_using_gp to enum attr_usegp.
17246 * config/alpha/alpha.c (override_options): Remove end-of-structure
17247 marker element from cpu_table. Use array size of cpu_table to handle
17248 -mcpu and -mtune options.
17249 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
17251 2009-04-28 Joseph Myers <joseph@codesourcery.com>
17253 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
17254 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
17255 tune_32 and tune_64.
17256 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17257 support on PowerPC.
17258 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
17259 * config/rs6000/option-defaults.h: ... here. New file.
17260 (OPT_64, OPT_32): Define.
17261 (MASK_64BIT): Define to 0 if not already defined.
17262 (OPT_ARCH64, OPT_ARCH32): Define.
17263 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
17266 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17268 * config/arm/arm.c (arm_override_options): Emit error on using
17271 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17273 PR rtl-optimization/39914
17274 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17275 registers for allocnos created from user-defined variables only
17276 when not optimizing.
17278 2009-04-28 Richard Guenther <rguenther@suse.de>
17280 PR middle-end/39937
17281 * fold-const.c (fold_binary): Use distribute_real_division only
17284 2009-04-28 Steve Ellcey <sje@cup.hp.com>
17286 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
17287 add hpux-stdint.h to tm_file.
17288 (hppa[12]*-*-hpux11*): Ditto.
17289 (ia64*-*-hpux*): Ditto.
17290 * config/hpux-stdint.h: New.
17291 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
17292 __STDC_EXT__ for all compiles.
17293 * config/pa/pa-hpux.h: Ditto.
17294 * config/pa/pa-hpux10.h: Ditto.
17295 * config/pa/pa-hpux11.h: Ditto.
17297 2009-04-28 Catherine Moore <clm@codesourcery.com>
17299 * debug.h (set_name): Add comment.
17301 2009-04-28 Andrew Pinski <pinskia@gmail.com>
17304 * config/darwin.c (machopic_gen_offset): Check
17305 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
17306 * config/arm/arm.c (require_pic_register): Likewise.
17308 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
17310 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
17311 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
17312 m32c_promote_prototypes): Delete.
17314 2009-04-28 Michael Matz <matz@suse.de>
17316 PR middle-end/39922
17317 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
17320 2009-04-28 Richard Guenther <rguenther@suse.de>
17322 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17324 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17326 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17327 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17328 * config/arm/arm-tune.md: Regenerate.
17330 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17332 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17333 block if there are complex incoming edges.
17334 (sel_merge_blocks): Remove useless assert.
17335 (sel_redirect_edge_and_branch): Check that edge was redirected.
17336 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17337 (sel_find_rgns): Delete declaration.
17338 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17339 the region when it is not a preheader.
17341 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17344 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17346 2009-04-28 Richard Guenther <rguenther@suse.de>
17348 * tree.h (SSA_NAME_VALUE): Remove.
17349 (struct tree_ssa_name): Remove value_handle member.
17350 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17351 array for jump threading.
17352 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17354 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17355 * tree-flow.h (threadedge_initialize_values): Declare.
17356 (threadedge_finalize_values): Likewise.
17357 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17358 (SSA_NAME_VALUE): Define.
17359 (threadedge_initialize_values): New function.
17360 (threadedge_finalize_values): Likewise.
17361 * tree-ssa-dom.c (ssa_name_values): New global variable.
17362 (SSA_NAME_VALUE): Define.
17363 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17365 2009-04-28 Ira Rosen <irar@il.ibm.com>
17367 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17368 Use REPORT_VECTORIZED_LOCATIONS instead
17369 REPORT_VECTORIZED_LOOPS.
17370 * tree-vectorizer.c (vect_verbosity_level): Make static.
17371 (vect_loop_location): Rename to vect_location.
17372 (vect_set_verbosity_level): Update comment.
17373 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17375 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17376 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17377 instead REPORT_UNVECTORIZED_LOOPS.
17378 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17379 and vect_loop_def to vect_external_def and vect_internal_def.
17380 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17381 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17382 REPORT_UNVECTORIZED_LOCATIONS.
17383 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17384 and vect_used_in_loop and to vect_unused_in_scope and
17385 vect_used_in_scope.
17386 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17387 (vect_verbosity_level): Remove declaration.
17388 (vect_analyze_operations): Likewise.
17389 (vect_analyze_stmt): Declare.
17390 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17391 REPORT_UNVECTORIZED_LOCATIONS.
17392 (vect_get_loop_niters): Fix indentation.
17393 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17394 (vect_analyze_loop_operations): New function.
17395 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17396 vect_analyze_operations.
17397 (vect_is_simple_reduction): Use new names.
17398 (vectorizable_live_operation, vect_transform_loop): Likewise.
17399 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17400 to specify whether the data references can be a part of interleaving
17402 (vect_analyze_data_ref_dependence): Use new names.
17403 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17404 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17405 * tree-vect-patterns.c (widened_name_p): Use new names.
17406 (vect_recog_dot_prod_pattern): Likewise.
17407 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17408 (process_use, vect_mark_stmts_to_be_vectorized,
17409 vect_model_simple_cost, vect_model_store_cost,
17410 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17411 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17412 vectorizable_operation, vectorizable_type_demotion,
17413 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17414 vectorizable_condition): Likewise.
17415 (vect_analyze_operations): Split into vect_analyze_loop_operations
17417 (vect_analyze_stmt): ... new function.
17418 (new_stmt_vec_info): Use new names.
17419 (vect_is_simple_use): Use new names and fix comment.
17420 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17421 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17423 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17426 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17427 and integer modes for x87 operands. Do not ICE for unsupported size,
17428 generate error instead. Generate error for unsupported operand types.
17429 ['z']: Do not handle HImode memory operands specially. Warning
17430 for floating-point operands. Fallthru to 'Z' for unsupported operand
17431 types. Do not ICE for unsupported size, generate error instead.
17432 (output_387_binary_op): Use %Z to output operands.
17433 (output_fp_compare): Ditto.
17434 (output_387_reg_move): Ditto.
17436 2009-04-28 Ben Elliston <bje@au.ibm.com>
17441 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17443 * builtins.c (c_strlen): Do not warn here.
17444 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17445 * c-common.c (pointer_int_sum): Take an explicit location.
17446 Warn about offsets out of bounds.
17447 * c-common.h (pointer_int_sum): Adjust declaration.
17449 2009-04-27 Ian Lance Taylor <iant@google.com>
17451 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17453 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17454 * df-core.c (df_set_flags): Change return type to int. Change
17455 type of old_flags to int.
17456 (df_clear_flags): Likewise.
17457 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17458 (df_get_conditional_uses): Likewise.
17459 * df.h (df_set_flags, df_clear_flags): Update declarations.
17460 * dwarf2out.c (struct indirect_string_node): Change type of form
17461 field to enum dwarf_form.
17462 (AT_string_form): Change return type to enum dwarf_form.
17463 * fixed-value.c (fixed_compare): Add cast to enum type.
17464 * fwprop.c (update_df): Change 0 to VOIDmode.
17465 * gensupport.c: Change 0 to UNKNOWN.
17466 * gimple.h (gimple_cond_code): Add cast to enum type.
17467 * haifa-sched.c (reemit_notes): Add cast to enum type.
17468 * hooks.c (hook_int_void_no_regs): Remove function.
17469 * hooks.h (hook_int_void_no_regs): Remove declaration.
17470 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17471 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17472 * real.c (real_arithmetic): Add cast to enum type.
17473 (real_compare): Likewise.
17474 * target.h (struct gcc_target): Change return type of
17475 branch_target_register_class to enum reg_class.
17476 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17477 default_branch_target_register_class.
17478 * targhooks.c (default_branch_target_register_class): New function.
17479 * targhooks.h (default_branch_target_register_class): Declare.
17480 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17481 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17483 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17485 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17486 vect_uninitialized_def. Change 0 to ERROR_MARK.
17487 * tree-vect-stmts.c (supportable_widening_operation): Don't
17488 initialize icode1 and icode2.
17489 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17490 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17492 (cmn_err_flag_specs): Change 0 to STD_C89.
17493 (cmn_err_char_table): Likewise.
17494 * config/arm/arm.c (get_arm_condition_code): Change type of code
17495 to enum arm_cond_code.
17496 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17497 (IWMMXT_BUILTIN2): Likewise.
17498 (neon_builtin_type_bits): Don't define typedef.
17499 (neon_builtin_datum): Change type of bits field to int.
17500 (arm_expand_neon_args): Add cast to enum type.
17501 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17503 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17504 casts to enum type.
17505 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17507 * config/mips/mips.md (jal_macro): Return enum constant.
17508 (single_insn): Likewise.
17509 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17511 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17512 casts to enum type.
17513 * config/s390/s390.c (s390_tune_flags): Change type to int.
17514 (s390_arch_flags): Likewise.
17515 (s390_handle_arch_option): Change flags field of struct pta to int.
17516 * config/s390/s390.h (s390_tune_flags): Update declaration.
17517 (s390_arch_flags): Likewise.
17518 * config/sh/sh.c (prepare_move_operands): Compare
17519 tls_symbolic_operand result with enum constant.
17520 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17521 (sh_expand_prologue): Add cast to enum type.
17522 (sh_expand_epilogue): Likewise.
17523 (tls_symbolic_operand): Change return type to enum tls_model.
17524 (fpscr_set_from_mem): Add cast to enum type.
17525 (legitimize_pic_address): Compare tls_symbolic_operand result with
17527 (sh_target_reg_class): Change return type to enum reg_class.
17528 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17530 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17531 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17532 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17533 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17534 (delayed_branch, tls_call_delay): Likewise.
17535 (eligible_for_sibcall_delay): Likewise.
17536 (eligible_for_return_delay): Likewise.
17537 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17538 (spu_expand_builtin_1): Likewise.
17540 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17541 for all types of conversions.
17542 (output_init_element): Issue -Wc++-compat warning if needed when
17543 initializing a bitfield with enum type.
17544 * c-parser.c (c_parser_expression): Set original_type to
17545 original_type of right hand operand of comma operator.
17547 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17549 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17551 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17552 * doc/cpp.texi (Standard Predefined Macros)
17553 (Implementation-defined behavior): Likewise.
17554 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17555 * doc/gimple.texi (GIMPLE Exception Handling)
17556 (@code{GIMPLE_ASSIGN}): Likewise.
17557 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17558 * doc/invoke.texi (Warning Options, Optimize Options)
17559 (AVR Options, Darwin Options): Likewise.
17560 (Optimize Options): Reformulate -fwhole-program description.
17561 * doc/loop.texi (Lambda): Likewise.
17562 * doc/md.texi (Output Template, Define Constraints)
17563 (Standard Names, Insn Splitting): Likewise.
17564 * doc/options.texi (Option properties): Likewise.
17565 * doc/passes.texi (Tree-SSA passes): Likewise.
17566 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17567 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17568 (File Names and DBX): Likewise.
17569 * doc/trouble.texi (Incompatibilities): Likewise.
17571 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17573 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17574 instruction is correct.
17576 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17578 Allow non-constant arguments to conversion intrinsics.
17579 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17580 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17581 * spu.c (print_operand): Handle 'v' and 'w'.
17582 (exp2_immediate_p, spu_gen_exp2): Define.
17583 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17584 spu_convtf_1): Update parameter descriptions.
17585 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17586 * constraints.md ('v', 'w'): New.
17587 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17589 (i2f, I2F): New define_mode_attr.
17590 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17591 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17592 fixuns_truncv4sfv4si2): Update to use mode attribute.
17593 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17594 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17595 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17596 patterns for combine.
17598 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17600 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17601 (cprop, hoist, pre, store_motion): New debug counters.
17602 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17603 is not an RTL pass anymore.
17604 (pass_profiling): Remove extern decl for pass removed in 2005.
17605 (pass_gcse, pass_jump_bypass): Remove.
17606 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17607 to 0 for clean state.
17608 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17609 * cse.c (gate_handle_cse_after_global_opts,
17610 rest_of_handle_cse_after_global_opts): New functions.
17611 (pass_cse_after_global_opts): New pass, does local CSE.
17612 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17613 (TV_CPROP): New timevar.
17614 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17615 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17616 (gcse_main, recompute_all_luids): Remove.
17617 (compute_hash_table_work): Call max_reg_num instead of reading
17619 (cprop_jump): Don't set run_jump_opt_after_gcse.
17620 (constprop_register): Always allow to alter jumps.
17621 (cprop_insn): Likewise.
17622 (do_local_cprop): Likewise.
17623 (local_cprop_pass): Likewise. Return non-zero if something changed.
17624 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17625 (find_implicit_sets): Add note about missed optimization opportunity.
17626 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17627 pass_rtl_cprop execute function.
17628 Don't bother tracking the pass number, each pass gets its own dumpfile
17630 Always allow to alter jumpsand bypass jumps.
17631 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17632 will just find no suitable set.
17633 (pre_edge_insert): Fix dumping, this function is for PRE only.
17634 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17635 pass_rtl_pre execute function.
17636 (hoist_code): Return non-zero if something changed. Keep track of
17637 substitutions and insertions for statistics gathering similar to PRE.
17638 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17639 called from the pass_rtl_hoist execute function. Show pass statistics.
17640 (compute_store_table): Use max_reg_num directly instead of using the
17641 formerly global max_gcse_regno.
17642 (build_store_vectors): Likewise.
17643 (replace_store_insn): Fix dumping.
17644 (store_motion): Rename to ...
17645 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17646 pass, called from the pass_rtl_store_motion execute function. Keep
17647 track of substitutions and insertions for statistics gathering similar
17649 (bypass_jumps): Remove, fold interesting bits into ...
17650 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17651 from the pass_rtl_cprop execute function.
17652 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17653 pass_jump_bypass): Remove.
17654 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17655 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17656 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17657 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17658 (gate_rtl_store_motion, execute_rtl_store_motion,
17659 pass_rtl_store_motion): New.
17660 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17661 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17662 * passes.c (init_optimization_passes): Remove pass_gcse and
17663 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17664 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17665 instead of pass_jump_bypass.
17667 2009-04-27 Richard Guenther <rguenther@suse.de>
17669 PR middle-end/39928
17670 * gimplify.c (gimplify_expr): If we are required to create
17671 a temporary make sure it ends up as register.
17673 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17676 * config/i386/i386.c (construct_container): Don't call
17677 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17678 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17680 2009-04-27 Michael Matz <matz@suse.de>
17682 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17683 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17684 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17685 (dump_replaceable_exprs): Take a bitmap.
17686 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17688 (expand_gimple_basic_block): Likewise.
17689 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17690 replaceable_expressions member a bitmap.
17691 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17692 (mark_replaceable): Likewise.
17693 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17694 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17696 2009-04-27 Richard Guenther <rguenther@suse.de>
17698 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17699 (verify_stmts): Dispatch to gimple/type verification code.
17700 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17701 issue with call argument types.
17703 2009-04-27 Michael Matz <matz@suse.de>
17705 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17706 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17709 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17710 Eric Botcazou <ebotcazou@adacore.com>
17712 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17713 a label's basic block.
17714 (mark_target_live_regs): Tidy and rework obsolete comments.
17715 Change back DF problem to LIVE. If a label starts a basic block,
17716 assume that all registers that used to be live then still are.
17717 (init_resource_info): If a label starts a basic block, set its
17718 BLOCK_FOR_INSN accordingly.
17719 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17721 2009-04-27 Richard Guenther <rguenther@suse.de>
17723 * tree-flow-inline.h (function_ann): Remove.
17724 (get_function_ann): Likewise.
17725 * tree-dfa.c (create_function_ann): Remove.
17726 * tree-flow.h (struct static_var_ann_d): Remove.
17727 (struct function_ann_d): Likewise.
17728 (union tree_ann_d): Remove fdecl member.
17729 (function_ann_t): Remove.
17730 (function_ann, get_function_ann, create_function_ann): Remove
17733 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17735 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17737 2009-04-27 Jan Hubicka <jh@suse.cz>
17739 * ipa-pure-const.c (struct funct_state_d): New fields
17740 state_previously_known, looping_previously_known; remove
17741 state_set_in_source.
17742 (analyze_function): Use new fields.
17743 (propagate): Avoid assumption that state_set_in_source imply
17746 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17747 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17748 * cfgloop.h (finite_loop_p): Declare.
17750 2009-04-26 Michael Matz <matz@suse.de>
17752 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17754 2009-04-26 Michael Matz <matz@suse.de>
17756 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17757 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17758 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17759 pass_mark_used_blocks): Remove.
17760 * tree-optimize.c (pass_free_datastructures,
17761 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17762 * passes.c (init_optimization_passes): Don't call
17763 pass_mark_used_blocks, remove dead code.
17765 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17767 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17768 * tree-ssa-live.h (register_ssa_partition): Likewise.
17770 2009-04-26 Michael Matz <matz@suse.de>
17773 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17774 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17775 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17777 (compare_pairs): Swap cost comparison.
17778 (coalesce_ssa_name): Don't use change_partition_var.
17779 * tree-nrv.c (struct nrv_data): Add modified member.
17780 (finalize_nrv_r): Set it.
17781 (tree_nrv): Use it to update statements.
17782 (pass_nrv): Require PROP_ssa.
17783 * tree-mudflap.c (mf_decl_cache_locals,
17784 mf_build_check_statement_for): Use make_rename_temp.
17785 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17786 * alias.c (find_base_decl): Handle SSA names.
17787 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17788 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17789 * rtl.h (set_reg_attrs_for_parm): Declare.
17790 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17791 to "optimized", remove unused locals at finish.
17792 (execute_free_datastructures): Make global, call
17793 delete_tree_cfg_annotations.
17794 (execute_free_cfg_annotations): Don't call
17795 delete_tree_cfg_annotations.
17797 * ssaexpand.h: New file.
17798 * expr.c (toplevel): Include ssaexpand.h.
17799 (expand_assignment): Handle SSA names the same as register variables.
17800 (expand_expr_real_1): Expand SSA names.
17801 * cfgexpand.c (toplevel): Include ssaexpand.h.
17802 (SA): New global variable.
17803 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17804 (SSAVAR): New macro.
17805 (set_rtl): New helper function.
17806 (add_stack_var): Deal with SSA names, use set_rtl.
17807 (expand_one_stack_var_at): Likewise.
17808 (expand_one_stack_var): Deal with SSA names.
17809 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17810 before unique numbers.
17811 (expand_stack_vars): Use set_rtl.
17812 (expand_one_var): Accept SSA names, add asserts for them, feed them
17813 to above subroutines.
17814 (expand_used_vars): Expand all partitions (without default defs),
17815 then only the local decls (ignoring those expanded already).
17816 (expand_gimple_cond): Remove edges when jumpif() expands an
17817 unconditional jump.
17818 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17819 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17821 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17822 members of SA; deal with PARM_DECL partitions here; expand
17823 all PHI nodes, free tree datastructures and SA. Commit instructions
17824 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17825 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17826 info and statements at start, collect garbage at finish.
17827 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17828 (VAR_ANN_PARTITION) Remove.
17829 (change_partition_var): Don't declare.
17830 (partition_to_var): Always return SSA names.
17831 (var_to_partition): Only accept SSA names.
17832 (register_ssa_partition): Only check argument.
17833 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17835 (delete_var_map): Don't free it.
17836 (var_union): Only accept SSA names, simplify.
17837 (partition_view_init): Mark only useful SSA names as used.
17838 (partition_view_fini): Only deal with SSA names.
17839 (change_partition_var): Remove.
17840 (dump_var_map): Use ssa_name instead of partition_to_var member.
17841 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17843 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17844 (struct _elim_graph): New member const_dests; nodes member vector of
17846 (set_location_for_edge): New static helper.
17847 (create_temp): Remove.
17848 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17849 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17850 (new_elim_graph): Allocate const_dests member.
17851 (clean_elim_graph): Truncate const_dests member.
17852 (delete_elim_graph): Free const_dests member.
17853 (elim_graph_size): Adapt to new type of nodes member.
17854 (elim_graph_add_node): Likewise.
17855 (eliminate_name): Likewise.
17856 (eliminate_build): Don't take basic block argument, deal only with
17857 partition numbers, not variables.
17858 (get_temp_reg): New static helper.
17859 (elim_create): Use it, deal with RTL temporaries instead of trees.
17860 (eliminate_phi): Adjust all calls to new signature.
17861 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17862 (rewrite_trees): Only do checking.
17863 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17864 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17865 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17866 contains_tree_r, MAX_STMTS_IN_LATCH,
17867 process_single_block_loop_latch, analyze_edges_for_bb,
17868 perform_edge_inserts): Remove.
17869 (expand_phi_nodes): New global function.
17870 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17871 functions, initialize new parameter, remember partitions having a
17873 (finish_out_of_ssa): New global function.
17874 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17875 don't reset in_ssa_p here, don't disable TER when mudflap.
17876 (pass_del_ssa): Remove.
17877 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17879 (execute_free_datastructures): Declare.
17880 * Makefile.in (SSAEXPAND_H): New variable.
17881 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17882 * basic-block.h (commit_one_edge_insertion): Declare.
17883 * passes.c (init_optimization_passes): Move pass_nrv and
17884 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17885 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17886 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17887 (redirect_branch_edge): Deal with super block when expanding, split
17888 out jump patching itself into ...
17889 (patch_jump_insn): ... here, new static helper.
17891 2009-04-26 Michael Matz <matz@suse.de>
17893 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17894 beyond num_ssa_names.
17895 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17896 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17898 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17900 PR inline-asm/39543
17901 * fwprop.c (forward_propagate_asm): New function.
17902 (forward_propagate_and_simplify): Propagate also into __asm, if it
17903 doesn't increase the number of referenced registers.
17906 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17908 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17910 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17911 note_nonlocal_vla_type for nonlocal VLAs.
17912 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17913 contains_remapped_vars, remap_vla_decls): New functions.
17914 (convert_nonlocal_reference_stmt): If not optimizing, call
17915 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17916 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17917 if it wasn't found in var_map.
17918 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17919 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17920 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17922 * gimplify.c (nonlocal_vlas): New variable.
17923 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17925 (gimplify_body): Create and destroy nonlocal_vlas.
17927 * dwarf2out.c (loc_descr_plus_const): New function.
17928 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17929 mem_loc_descriptor, loc_descriptor_from_tree_1,
17930 descr_info_loc, gen_variable_die): Use it.
17932 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17933 !TREE_STATIC VAR_DECLs.
17934 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17935 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17936 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17937 DECL_BY_REFERENCE is valid.
17938 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17939 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17940 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17941 Copy DECL_BY_REFERENCE.
17942 (struct nesting_copy_body_data): New type.
17943 (nesting_copy_decl): New function.
17944 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17945 if they have variable length.
17947 2009-04-26 Michael Matz <matz@suse.de>
17949 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17950 mark new temporaries for renaming.
17952 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17955 * c-decl.c (global_bindings_p): Return negative value.
17956 (c_variable_size): New. Based on variable_size from
17958 (grokdeclarator): Call c_variable_size not variable_size.
17960 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17962 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17964 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17966 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17967 Redefine it to just use mingw/include.
17968 (ASM_SPEC): Rules for -m32 and -m64.
17969 (LINK_SPEC): Use Likewise.
17970 (SPEC_32): New define.
17971 (SPEC_64): Likewise.
17972 (SUB_LINK_SPEC): Likewise.
17973 (MULTILIB_DEFAULTS): New define.
17974 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17975 Add multilib options.
17976 (MULTILIB_DIRNAMES): Likewise.
17977 (MULTILIB_OSDIRNAMES): Likewise.
17978 (LIBGCC): Likewise.
17979 (INSTALL_LIBGCC): Likewise.
17981 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17984 * c-tree.h (enum c_inline_static_type): New.
17985 (record_inline_static): Declare.
17986 * c-decl.c (struct c_inline_static, c_inline_statics,
17987 record_inline_static, check_inline_statics): New.
17988 (pop_file_scope): Call check_inline_statics.
17989 (start_decl): Call record_inline_static instead of pedwarning
17990 directly for static in inline function.
17991 * c-typeck.c (build_external_ref): Call record_inline_static
17992 instead of pedwarning directly for static referenced in inline
17995 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17997 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17998 not new but only being rescanned.
17999 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
18000 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
18001 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
18002 record_set_info, compute_set, grealloc): Remove.
18003 (recompute_all_luids): New function.
18004 (gcse_main): Don't compute sets, and don't do related memory
18005 allocations/free-ing. If something changed before the end of the
18006 pass, update LUIDs using recompute_all_luids.
18007 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
18008 (free_gcse_mem): Don't free it either.
18009 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
18010 Use the df insn LUIDs.
18011 (load_killed_in_block): Likewise.
18012 (compute_hash_table_work): Don't compute reg_set_in_block.
18013 (compute_transp): Use DF_REG_DEF_CHAINs.
18014 (local_cprop_pass): Don't use compute_sets and related functions.
18015 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
18016 Use get_max_uid() instead of max_cuid.
18017 (insert_insn_end_basic_block, pre_insert_copy_insn,
18018 update_ld_motion_stores): Don't try to
18019 keep reg_set tables up to date.
18020 (pre_insert_copies): Use df insn LUIDs.
18021 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
18022 (reg_set_info): Don't use extra bitmap argument.
18023 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
18024 information to compute regs_set_in_block.
18025 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
18026 (bypass_jumps): Don't use compute_sets and friends.
18028 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18031 * opts.c (undocumented_msg): Do not leave blank even with
18034 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18036 * c-decl.c (build_enumerator): Allow values folding to integer
18037 constants but not integer constant expressions with a pedwarn if
18040 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18043 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
18044 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
18045 type is an integer constant.
18047 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18050 * config/i386/i386.c (print_operand) ['z']: Revert handling of
18053 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18056 * c-decl.c (grokdeclarator): Diagnose declarations of functions
18057 with variably modified return type and no storage class
18058 specifiers, except for the case of nested functions. Distinguish
18059 extern declarations of functions with variably modified return
18060 types from those of objects with variably modified types.
18062 2009-04-25 Jan Hubicka <jh@suse.cz>
18064 * tree.c (list_equal_p): New function.
18065 * tree.h (list_equal_p): Declare.
18066 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18067 basic_block_def, basic_block, const_basic_block): New.
18068 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
18069 (redirect_eh_edge): New function.
18070 (make_eh_edge_update_phi): EH edges are not abnormal.
18071 * except.c: Include tree-flow.h.
18072 (list_match): New function.
18073 (eh_region_replaceable_by_p): New function.
18074 (replace_region): New function.
18075 (hash_type_list): New function.
18076 (hash_eh_region): New function.
18077 (eh_regions_equal_p): New function.
18078 (merge_peers): New function.
18079 (remove_unreachable_regions): Verify EH tree when checking;
18081 (copy_eh_region_1): New function.
18082 (copy_eh_region): New function.
18083 (push_reachable_handler): New function.
18084 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
18085 regions without label but with live RESX.
18086 * except.h (redirect_eh_edge_to_label): New.
18087 * tree-flow.h (redirect_eh_edge): New.
18088 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18089 basic_block_def, basic_block, const_basic_block): Remove.
18090 * Makefile.in (except.o): Add dependency on tree-flow.h
18091 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
18092 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
18095 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
18098 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
18099 on the destination of memcpy.
18101 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
18103 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
18104 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
18105 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
18107 2009-04-25 Jan Hubicka <jh@suse.cz>
18109 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
18110 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
18111 to be reached by different label than left.
18112 (update_eh_edges): Update comment; remove edge_to_remove if possible
18113 and return true if suceeded.
18114 (cleanup_empty_eh): Accept sharing map; handle shared regions.
18115 (cleanup_eh): Compute sharing map.
18116 * except.c (remove_eh_handler_and_replace): Add argument if we should
18118 (remove_unreachable_regions): Update for label sharing.
18119 (label_to_region_map): Likewise.
18120 (get_next_region_sharing_label): New function.
18121 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
18123 (remove_eh_handler): Update.
18124 (remove_eh_region_and_replace_by_outer_of): New function.
18125 * except.h (struct eh_region): Add next_region_sharing_label.
18126 (remove_eh_region_and_replace_by_outer_of,
18127 get_next_region_sharing_label): Declare.
18128 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
18130 2009-04-25 Jan Hubicka <jh@suse.cz>
18132 * tree-cfg.c (split_critical_edges): Split also edges where we can't
18133 insert code even if they are not critical.
18135 2009-04-25 Jan Hubicka <jh@suse.cz>
18137 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18138 (gimple_can_remove_branch_p): EH edges won't remove branch by
18140 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
18141 updating of non-abnormal EH edges.
18142 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18143 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
18144 (split_critical_edges): Split also edges where emitting code on them
18145 will lead to splitting later.
18147 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18148 H.J. Lu <hongjiu.lu@intel.com>
18151 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
18152 the configured assembler supports fildq and fistpq mnemonics.
18153 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
18154 * configure: Regenerated.
18155 * config.in: Ditto.
18157 * config/i386/i386.c (print_operand): Handle 'Z'.
18158 ['z']: Remove handling of special fild/fist suffixes.
18159 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
18160 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
18161 suffix of fild insn.
18162 (*floatsi<mode>2_vector_mixed): Ditto.
18163 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
18164 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
18165 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18166 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
18167 * config/i386/gas.h (GAS_MNEMONICS): Remove.
18169 2009-04-25 Ben Elliston <bje@au.ibm.com>
18171 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
18172 the source of a set operation.
18174 2009-04-25 Anatoly Sokolov <aesok@post.ru>
18176 * target.h (struct gcc_target): Add case_values_threshold field.
18177 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
18178 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
18179 * targhooks.c (default_case_values_threshold): New function.
18180 * targhooks.h (default_case_values_threshold): Declare function.
18181 * stmt.c (expand_case): Use case_values_threshold target hook.
18182 * expr.h (case_values_threshold): Remove declartation.
18183 * expr.c (case_values_threshold): Remove function.
18184 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
18186 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
18187 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18188 (avr_case_values_threshold): Declare as static.
18189 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
18191 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
18192 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18193 (mn10300_case_values_threshold): New function.
18195 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18197 * ira.c (setup_cover_and_important_classes): Add enum cast.
18199 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
18201 * genpreds.c (write_enum_constraint_num): Output definition of
18202 CONSTRAINT_NUM_DEFINED_P macro.
18203 * ira.c (setup_cover_and_important_classes): Use
18204 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
18206 2009-04-24 DJ Delorie <dj@redhat.com>
18208 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
18209 __SH2A_SINGLE_ONLY__ also.
18211 2009-04-24 Steve Ellcey <sje@cup.hp.com>
18213 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
18214 (movdf_internal): Ditto.
18215 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
18216 SFmode and DFmode constants.
18217 (ia64_print_operand): Add 'G' format for printing
18218 floating point constants.
18220 2009-04-24 Richard Guenther <rguenther@suse.de>
18222 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
18223 from unsigned additions.
18225 2009-04-24 Joseph Myers <joseph@codesourcery.com>
18227 * c-typeck.c (set_init_index): Allow array designators that are
18228 not integer constant expressions with a pedwarn if pedantic.
18230 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18232 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
18233 zero if no overlap in nonzero bits between the operands.
18235 2009-04-24 Ian Lance Taylor <iant@google.com>
18237 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
18238 (record_dead_and_set_regs): Likewise.
18239 * df.h (struct df_mw_hardreg): Change flags field to int.
18240 (struct df_base_ref): Likewise.
18241 (struct df): Change changeable_flags field to int.
18242 * df-scan.c (df_defs_record): Change clobber_flags to int.
18243 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
18244 constants rather than #define macros.
18245 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
18246 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
18247 (enum dwarf_calling_convention): Likewise.
18248 (enum dwarf_line_number_x_ops): Likewise.
18249 (enum dwarf_call_frame_info): Likewise.
18250 (enum dwarf_source_language): Likewise.
18251 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
18252 (add_calling_convention_attribute): Likewise.
18253 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
18254 (combine_comparisons): Change compcode to int. Add cast to enum type.
18255 * genrecog.c (maybe_both_true_2): Change c to int.
18256 (write_switch): Likewise. Add cast to enum type.
18257 * gimplify.c (gimplify_omp_for): Handle return values from
18258 gimplify_expr using MIN rather than bitwise or.
18259 (gimplify_expr): Add cast to enum type.
18260 * ipa-prop.c (update_jump_functions_after_inlining): Change
18261 IPA_BOTTOM to IPA_JF_UNKNOWN.
18262 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
18263 Add casts to enum type.
18264 (setup_cover_and_important_classes): Change cl to int. Add casts
18266 (setup_class_translate): Change cl and mode to int.
18267 (ira_init_once): Change mode to int.
18268 (free_register_move_costs): Likewise.
18269 (setup_prohibited_mode_move_regs): Add casts to enum type.
18270 * langhooks.c (add_builtin_function_common): Rework assertion that
18271 value fits bitfield.
18272 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
18273 * omega.c (omega_do_elimination): Avoid math on enum types.
18274 * optabs.c (expand_vec_shift_expr): Remove casts to int.
18275 * opts.c (set_debug_level): Change 2 to enum constant. Use new
18276 int local to handle integral_argment value.
18277 * regmove.c (try_auto_increment): Change PUT_MODE to
18279 * reload.c (push_secondary_reload): Add casts to enum type.
18280 (secondary_reload_class, find_valid_class): Likewise.
18281 * reload1.c (emit_input_reload_insns): Likewise.
18282 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
18283 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
18284 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
18286 * tree.c (build_common_builtin_nodes): Add casts to enum type.
18287 * tree-complex.c (complex_lattice_t): Typedef to int rather than
18289 (expand_complex_libcall): Add casts to enum type.
18290 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
18291 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
18292 with ERROR_MARK, not NUM_TREE_CODES.
18293 (vect_create_epilog_for_reduction): Likewise.
18294 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
18295 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
18296 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
18298 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
18299 vect_unused_in_loop. Change 0 to loop_vect.
18300 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
18301 * var-tracking.c (get_init_value): Change return type to enum
18303 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
18304 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
18306 (arm_override_options): Add casts to enum type.
18307 (arm_emit_tls_decoration): Likewise.
18308 * config/i386/i386.c (ix86_function_specific_restore): Add casts
18310 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
18311 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
18312 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
18314 * config/s390/s390.c (code_for_builtin_64): Change to array of
18316 (code_for_builtin_31): Likewise.
18317 (s390_expand_builtin): Change code_for_builtin to enum insn_code
18319 * config/sparc/sparc.c (sparc_override_options): Change value
18320 field in struct code_model to enum cmodel. In initializer change
18321 0 to NULL and add cast to enum type.
18323 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18324 Change all callers. Issue a -Wc++-compat warning using
18325 lhs_origtype if necessary.
18326 (convert_for_assignment): Issue -Wc++-compat warnings about
18327 invalid conversions to enum type on assignment.
18328 * c-common.h (build_modify_expr): Update declaration.
18330 2009-04-24 Nick Clifton <nickc@redhat.com>
18332 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18333 (function_arg_advance): Likewise.
18334 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18337 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18339 * config/s390/constraints.md ('I', 'J'): Fix condition.
18341 2009-04-24 Diego Novillo <dnovillo@google.com>
18343 * gengtype-parse.c (parse_error): Add newline after message.
18345 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18347 * config/i386/sse.md (avxmodesuffixs): Removed.
18348 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18349 (*avx_pinsr<ssevecsize>): This.
18351 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18353 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18354 follow chains of regs with a single definition, and allow expressions
18355 that are function_invariant_p.
18356 (simple_rhs_p): Allow expressions that are function_invariant_p.
18358 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18360 PR middle-end/39867
18361 * fold-const.c (fold_cond_expr_with_comparison): When folding
18362 > and >= to MAX, make sure the MAX uses the same type as the
18363 comparison's operands.
18365 2009-04-24 Nick Clifton <nickc@redhat.com>
18367 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18368 addressing for DImode accesses.
18369 (frv_print_operand_address): Handle PLUS case.
18370 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18372 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18374 PR rtl-optimization/39794
18375 * alias.c (canon_true_dependence): Add x_addr argument.
18376 * rtl.h (canon_true_dependence): Adjust prototype.
18377 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18378 * cselib.c (cselib_invalidate_mem): Likewise.
18379 * gcse.c (compute_transp): Likewise.
18380 * dse.c (scan_reads_nospill): Likewise.
18381 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18382 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18383 canon_base_addr of the group, plus optional offset.
18384 (struct group_info): Rename canon_base_mem to
18386 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18387 canon_rtx of base_mem.
18389 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18391 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18392 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18394 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18396 * config/spu/spu-builtins.h: Delete file.
18398 * config/spu/spu.h (enum spu_builtin_type): Move here from
18400 (struct spu_builtin_description): Likewise. Add GTY marker.
18401 Do not use enum spu_function_code or enum insn_code.
18402 (spu_builtins): Add extern declaration.
18404 * config/spu/spu.c: Do not include "spu-builtins.h".
18405 (enum spu_function_code, enum spu_builtin_type_index,
18406 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18407 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18408 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18409 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18410 (spu_builtin_types): Make static. Add GTY marker.
18411 (spu_builtins): Add extern declaration with GTY marker.
18412 Include "gt-spu.h".
18414 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18415 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18416 Check programmatically whether all parameters are scalar.
18418 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18420 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18422 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18423 assignment from the constructor either if the target is volatile.
18425 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18427 * config/arm/arm.md (insv): Do not share operands[0].
18429 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18431 * config/vxlib-tls.c (active_tls_threads): Delete.
18432 (delete_hook_installed): New.
18433 (tls_delete_hook): Don't delete the delete hook.
18434 (tls_destructor): Delete it here.
18435 (__gthread_set_specific): Adjust installing the delete hook.
18436 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18437 __gthread_leave_tsd_dtor_context.
18439 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18441 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18443 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18445 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18447 (alpha_rtx_costs): Ditto.
18448 (emit_unlikely_jump): Use add_reg_note.
18449 (emit_frame_store_1): Ditto.
18450 (alpha_expand_prologue): Ditto.
18451 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18452 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18454 2009-04-23 Nick Clifton <nickc@redhat.com>
18456 * config/v850/v850.md (epilogue): Remove suppressed code.
18457 (return): Rename to return_simple and remove test of frame size.
18458 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18459 to gen_return_simple.
18461 2009-04-22 Jing Yu <jingyu@google.com>
18464 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18466 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18469 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18470 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18471 value is a VECTOR_CST, the element type is the element type of the
18474 2009-04-22 DJ Delorie <dj@redhat.com>
18476 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18478 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18480 * alias.c (find_base_term): Move around LO_SUM case, so that
18481 CONST falls through into PLUS/MINUS handling.
18484 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18485 into 0, use omit_one_operand.
18487 2009-04-23 Ben Elliston <bje@au.ibm.com>
18489 * config/rs6000/linux-unwind.h (get_regs): Remove type
18490 puns. Change the type of `pc' to an array of unsigned ints and
18491 update all users. Constify frame24.
18493 2009-04-22 DJ Delorie <dj@redhat.com>
18495 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18496 declarations before code.
18497 (current_function_special_page_vector): Likewise.
18498 (m32c_expand_insv): Silence a warning.
18500 2009-04-21 Taras Glek <tglek@mozilla.com>
18502 * alias.c: Update GTY annotations to new syntax.
18503 * basic-block.h: Likewise.
18504 * bitmap.h: Likewise.
18505 * c-common.h: Likewise.
18506 * c-decl.c: Likewise.
18507 * c-parser.c: Likewise.
18508 * c-pragma.c: Likewise.
18509 * c-tree.h: Likewise.
18510 * cfgloop.h: Likewise.
18511 * cgraph.h: Likewise.
18512 * config/alpha/alpha.c: Likewise.
18513 * config/arm/arm.h: Likewise.
18514 * config/avr/avr.h: Likewise.
18515 * config/bfin/bfin.c: Likewise.
18516 * config/cris/cris.c: Likewise.
18517 * config/darwin.c: Likewise.
18518 * config/frv/frv.c: Likewise.
18519 * config/i386/i386.c: Likewise.
18520 * config/i386/i386.h: Likewise.
18521 * config/i386/winnt.c: Likewise.
18522 * config/ia64/ia64.h: Likewise.
18523 * config/iq2000/iq2000.c: Likewise.
18524 * config/mips/mips.c: Likewise.
18525 * config/mmix/mmix.h: Likewise.
18526 * config/pa/pa.c: Likewise.
18527 * config/pa/pa.h: Likewise.
18528 * config/rs6000/rs6000.c: Likewise.
18529 * config/s390/s390.c: Likewise.
18530 * config/sparc/sparc.c: Likewise.
18531 * config/xtensa/xtensa.c: Likewise.
18532 * cselib.h: Likewise.
18533 * dbxout.c: Likewise.
18534 * dwarf2out.c: Likewise.
18535 * except.c: Likewise.
18536 * except.h: Likewise.
18537 * fixed-value.h: Likewise.
18538 * function.c: Likewise.
18539 * function.h: Likewise.
18540 * gimple.h: Likewise.
18541 * integrate.c: Likewise.
18542 * optabs.c: Likewise.
18543 * output.h: Likewise.
18544 * real.h: Likewise.
18546 * stringpool.c: Likewise.
18547 * tree-data-ref.c: Likewise.
18548 * tree-flow.h: Likewise.
18549 * tree-scalar-evolution.c: Likewise.
18550 * tree-ssa-address.c: Likewise.
18551 * tree-ssa-alias.h: Likewise.
18552 * tree-ssa-operands.h: Likewise.
18553 * tree.c: Likewise.
18554 * tree.h: Likewise.
18555 * varasm.c: Likewise.
18556 * varray.h: Likewise.
18558 * coretypes.h: Do not define GTY macro if it is already defined.
18559 * doc/gty.texi: Update GTY documentation to new syntax.
18560 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18561 annotations on structs.
18562 * gengtype-parse.c: Likewise.
18564 2009-04-22 Mark Heffernan <meheff@google.com>
18566 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18568 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18570 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18573 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18575 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18576 the same as a PLUS without a shift. Increase the cost of a
18579 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18581 * Makefile.in: Update dependencies.
18582 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18583 * errors.h: Remove bogus comment about compatibility.
18584 (warning): Update declaration.
18585 * genautomata.c: Update all calls to warning.
18586 * gimple.c: Do not include errors.h. Include toplev.h.
18587 * tree-ssa-structalias.c: Do not include errors.h.
18588 * omega.c: Likewise.
18589 * tree-ssa-reassoc.c: Likewise.
18590 * config/spu/spu-c.c: Likewise.
18591 * config/spu/t-spu-elf: Update dependencies.
18593 2009-04-22 Richard Guenther <rguenther@suse.de>
18595 PR tree-optimization/39824
18596 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18597 make sure the types are compatible.
18599 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18602 * c-common.c (c_parse_error): Take a token_flags parameter.
18603 Use token_type for the token type instead.
18604 Pass token_flags to cpp_type2name.
18605 * c-common.h (c_parse_error): Update declaration.
18606 * c-parser.c (c_parser_error): Pass 0 as token flags.
18608 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18610 PR rtl-optimization/39580
18611 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18613 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18615 * function.c (expand_function_end): Do not emit a jump to the "naked"
18616 return label for fall-through returns.
18617 * except.c (sjlj_emit_function_exit): Always place the call to the
18618 unregister function at the location installed by expand_function_end.
18620 2009-04-22 Richard Guenther <rguenther@suse.de>
18622 PR tree-optimization/39845
18623 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18624 (gen_inbound_check): Likewise.
18626 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18628 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18630 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18631 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18633 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18635 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18636 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18637 shift counts to avoid out-of-bounds array accesses.
18639 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18641 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18642 (Pmode): Move above.
18644 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18646 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18647 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18648 GET_CODE macro. Use IN_RANGE macro where appropriate.
18649 * config/alpha/alpha.h: Ditto.
18650 * config/alpha/alpha.md: Ditto.
18651 * config/alpha/constraints.md: Ditto.
18652 * config/alpha/predicates.md: Ditto.
18654 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18656 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18657 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18658 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18659 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18660 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18661 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18662 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18663 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18664 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18665 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18666 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18667 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18668 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18669 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18670 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18671 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18672 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18673 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18674 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18675 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18676 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18677 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18678 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18679 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18680 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18681 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18682 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18684 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18686 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18687 references from comments.
18688 * cfgbuild.c: (count_basic_blocks): Delete.
18689 (find_basic_blocks_1): Delete.
18690 (find_basic_blocks): Delete.
18691 * except.c (finish_eh_generation): Make static. Move comment from
18692 except.h here. Remove find_basic_blocks references from comments.
18693 * except.h (finish_eh_generation): Delete.
18694 * basic-block.h (find_basic_blocks): Delete.
18695 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18697 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18699 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18700 (sdbout_parms): Likewise.
18702 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18704 * config/sh/sh.c (prepare_cbranch_operands): Use
18705 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18706 (expand_cbranchdi4): Likewise.
18707 (from_compare): Add cast to enum type.
18708 (expand_cbranchsi4): Use add_reg_note.
18709 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18710 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18711 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18712 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18713 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18714 instead of CODE_FOR_nothing.
18715 (cbranchdi4): Likewise. Fix the order of arguments for
18717 (push_fpscr): Use add_reg_note.
18718 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18719 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18721 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18723 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18724 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18725 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18726 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18727 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18728 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18729 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18730 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18731 config/alpha/x-vms, config/arc/t-arc,
18732 config/arm/README-interworking, config/arm/arm-c.c,
18733 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18734 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18735 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18736 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18737 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18738 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18739 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18740 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18741 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18742 config/cris/t-elfmulti, config/crx/t-crx,
18743 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18744 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18745 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18746 config/h8300/t-h8300, config/i386/athlon.md,
18747 config/i386/darwin-libgcc.10.4.ver,
18748 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18749 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18750 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18751 config/i386/t-linux64, config/i386/t-nwld,
18752 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18753 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18754 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18755 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18756 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18757 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18758 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18759 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18760 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18761 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18762 config/m68k/t-uclinux, config/mcore/t-mcore,
18763 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18764 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18765 config/mips/crtn.asm, config/mips/irix-crti.asm,
18766 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18767 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18768 config/mips/mips-fixed.md, config/mips/sb1.md,
18769 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18770 config/mips/t-iris6, config/mips/t-isa3264,
18771 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18772 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18773 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18774 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18775 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18776 config/mn10300/t-linux, config/mn10300/t-mn10300,
18777 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18778 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18779 config/picochip/libgccExtras/clzsi2.asm,
18780 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18781 config/rs6000/darwin-libgcc.10.4.ver,
18782 config/rs6000/darwin-libgcc.10.5.ver,
18783 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18784 config/rs6000/t-aix43, config/rs6000/t-aix52,
18785 config/rs6000/t-darwin, config/rs6000/t-fprules,
18786 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18787 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18788 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18789 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18790 config/rs6000/t-rtems, config/rs6000/t-spe,
18791 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18792 config/score/t-score-elf, config/sh/divcost-analysis,
18793 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18794 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18795 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18796 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18797 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18798 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18799 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18800 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18801 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18802 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18803 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18804 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18805 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18806 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18807 * config/h8300/genmova.sh: Include copyright and license notices
18808 in generated output.
18809 * config/h8300/mova.md: Regenerate.
18810 * doc/install.texi2html: Include word "Copyright" in copyright
18811 notice and use name "Free Software Foundation, Inc.".
18812 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18813 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18814 ChangeLog-2007, ChangeLog-2008: Correct dates.
18816 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18818 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18819 NE_EXPR operations as well.
18820 * c-parser.c (c_parser_condition): Do not set location information on
18822 (c_parser_conditional_expression): Likewise.
18823 (c_parser_binary_expression): Set location information on operators.
18824 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18825 TRUTH_NOT_EXPR has been folded.
18826 * fold-const.c (fold_truth_not_expr): Copy location information from
18827 the incoming expression to the outgoing one.
18828 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18829 recursive calls on the LHS of the operator but pass that of the
18830 operator to recursive calls on the RHS of the operator. Set it
18832 (shortcut_cond_expr): Set the locus of the operator on the second
18833 COND_EXPR and that of the expression on the first in degenerate cases.
18834 Pass the locus of the expression to calls to shortcut_cond_r.
18835 Set the locus of the 'then' block on the associated jump, if any.
18836 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18837 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18838 expression to call to gimplify_boolean_expr.
18840 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18842 * config.gcc: Add additional configuration for
18843 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18844 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18845 (CPP_SPEC): Redefine for allowing -municode option.
18846 (STARTFILE_SPEC): Likewise.
18847 * config/i386/t-mingw-w64: New.
18848 * config/i386/mingw-w64.opt: New.
18849 (municode): Add new target option.
18850 * doc/invoke.texi (municode): Add documentation for new option.
18852 2009-04-21 Ian Lance Taylor <iant@google.com>
18854 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18855 Correct test for number of arguments.
18856 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18858 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18860 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18861 argument of emit_library_call.
18863 2009-04-21 Richard Guenther <rguenther@suse.de>
18865 PR middle-end/39829
18866 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18867 inside VIEW_CONVERT_EXPRs.
18869 2009-04-21 Martin Jambor <mjambor@suse.cz>
18871 * tree-switch-conversion.c (build_constructors): Split a long line.
18872 (constructor_contains_same_values_p): New function.
18873 (build_one_array): Create assigns of constants if possible, do not
18874 call mark_sym_for_renaming, call update_stmt.
18875 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18876 make_rename_temp. Do not call mark_symbols_for_renaming, call
18878 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18879 find_new_referenced_vars, call update_stmt.
18880 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18881 instead of calling make_rename_temp. Do not call
18882 find_new_referenced_vars or mark_symbols_for_renaming, call
18885 2009-04-21 Richard Guenther <rguenther@suse.de>
18887 PR tree-optimization/39827
18888 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18889 (tree_ssa_phiprop): Pass the correct array size.
18891 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18893 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18895 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18898 * c-typeck.c (lvalue_p): Move declaration ...
18899 * c-common.h (lvalue_p): ... to here.
18900 * c-common.c (candidate_equal_p): New.
18901 (add_tlist): Use it.
18902 (merge_tlist): Use it.
18903 (warn_for_collisions_1): Likewise.
18904 (warning_candidate_p): Accept more candidates.
18905 (verify_tree): A warning candidate can be an expression. Use
18908 2009-04-21 Ben Elliston <bje@au.ibm.com>
18911 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18912 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18913 options. Remove -mcall-solaris documentation.
18915 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18918 * doc/invoke.texi (-Wlong-long): Update description.
18919 * c-lex (interpret_integer): Only warn if there was no previous
18920 overflow and -Wlong-long is enabled.
18921 * c-decl.c (declspecs_add_type): Drop redundant flags.
18922 * c.opt (Wlong-long): Init to -1.
18923 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18924 and front-end warn_long_long. Wlong-long only depends on other
18925 flags if it is uninitialized.
18926 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18927 the same for CPP and FE.
18928 (restore_extension_diagnostics): Likewise.
18930 2009-04-20 Ian Lance Taylor <iant@google.com>
18932 Fix enum conversions which are invalid in C++:
18933 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18934 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18935 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18936 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18937 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18938 (dbxout_parms): Likewise.
18939 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18940 (df_clear_flags): Likewise.
18941 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18942 top_flag parameter to int.
18943 (df_chain_create_bb_process_use): Likewise.
18944 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18946 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18947 (df_ref_create_structure, df_def_record_1): Likewise.
18948 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18949 (df_notes_rescan): Change 0 to VOIDmode in function call.
18950 (df_get_call_refs, df_insn_refs_collect): Likewise.
18951 (df_bb_regs_collect): Likewise.
18952 (df_entry_block_defs_collect): Likewise.
18953 (df_exit_block_uses_collect): Likewise.
18954 * df.h: Update declarations.
18955 * double-int.c (double_int_divmod): Add cast to enum type.
18956 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18957 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18958 (based_loc_descr): Likewise.
18959 (loc_descriptor_from_tree_1): Change first_op and second_op to
18960 enum dwarf_location_atom. Add cast to enum type.
18961 * expmed.c (init_expmed): Change 0 to SET in function call.
18962 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18963 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18964 (do_store_flag): Likewise.
18965 * fixed-value.h (struct fixed_value): Change mode to enum
18967 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18968 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18970 (insert_insn_decl, insert_decl, insert_state): Likewise.
18971 (automata_list_finish): Likewise.
18972 * genrecog.c (process_define_predicate): Add cast to enum type.
18973 * gensupport.c (init_predicate_table): Add cast to enum type.
18974 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18976 (gimple_build_call_1, gimple_build_label): Likewise.
18977 (gimple_build_goto, gimple_build_asm_1): Likewise.
18978 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18979 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18980 (enum fallback): Rename from enum fallback_t.
18981 (fallback_t): Typedef as int.
18982 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18983 GSI_SAME_STMT in function call.
18984 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18986 (setup_reg_class_relations): Likewise.
18987 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18988 (setup_prohibited_class_mode_regs): Add cast to enum type.
18989 (setup_prohibited_mode_move_regs): Likewise.
18990 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18991 (record_address_regs): Change i to enum reg_class.
18992 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18993 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18994 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18995 (GET_MODE_2XWIDER_MODE): Likewise.
18996 (GET_CLASS_NARROWEST_MODE): Likewise.
18997 * omp-low.c (expand_omp_for): Add cast to enum type.
18998 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18999 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
19000 * postreload.c (reload_cse_simplify_operands): Change rclass local
19002 * predict.c (combine_predictions_for_insn): Change best_predictor
19003 and predictor to enum br_predictor.
19004 (combine_predictions_for_bb): Likewise.
19005 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
19006 use SET_PREDICT_EXPR_OUTCOME.
19007 * real.c (real_arithmetic): Change icode to code in function call.
19008 * reginfo.c (init_move_cost): Add casts to enum type.
19009 (init_reg_sets_1, init_fake_stack_mems): Likewise.
19010 * regmove.c (regclass_compatible_p): Change class0 and class1 to
19012 * reload.c (find_valid_class): Add casts to enum type.
19013 (push_reload): Change 0 to NO_REGS in function call.
19014 (find_reloads): Change this_alternative to array of enum
19015 reg_class. Remove some now-unnecessary casts.
19016 (make_memloc): Change 0 to VOIDmode in function call.
19017 * reload1.c (reload): Change 0 to VOIDmode in function call.
19018 (eliminate_regs_1, elimination_effects): Likewise.
19019 (eliminate_regs_in_insn): Likewise.
19020 (emit_input_reload_insns): Add cast to enum type.
19021 (delete_output_reload): Change 0 to VOIDmode in function call.
19022 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
19023 to enum type in function call.
19024 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
19025 (SET_PREDICT_EXPR_OUTCOME): Define.
19026 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
19027 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
19028 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
19029 (dump_function): Likewise.
19030 * tree-dump.h: Update declarations.
19031 * tree-pass.h: Update declarations.
19032 * varasm.c (assemble_integer): Change mclass to enum mode_class.
19033 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
19035 (arm_rtx_costs_1): Correct parenthesization.
19036 (arm_rtx_costs): Add casts to enum type.
19037 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
19038 (vfp_emit_fstmd): Use add_rg_note.
19039 (emit_multi_reg_push, emit_sfm): Likewise.
19040 (thumb_set_frame_pointer): Likewise.
19041 (arm_expand_prologue): Likewise.
19042 (arm_regno_class): Change return type to enum reg_class.
19043 (thumb1_expand_prologue): Use add_reg_note.
19044 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
19045 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
19047 * config/arm/gentune.sh: Add cast to enum type.
19048 * config/arm/arm-tune.md: Rebuild.
19049 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
19050 (ix86_split_fp_branch, predict_jump): Likewise.
19051 (ix86_expand_multi_arg_builtin): Change sub_code from enum
19052 insn_code to enum rtx_code.
19053 (ix86_builtin_vectorized_function): Add cast to enum type.
19054 * config/i386/i386.md (truncdfsf2): Change slot to enum
19056 (truncxf<mode>2, isinf<mode>2): Likewise.
19057 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
19059 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
19060 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
19061 (insert_bundle_state): Change 1 to INSERT in function call.
19062 (ia64_add_bundle_selector_before): Likewise.
19063 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
19064 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
19065 (restore_stack_nonlocal): Likewise.
19066 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
19068 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
19070 (mips_rtx_costs): Likewise.
19071 (mips_override_options): Add casts to enum type.
19072 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
19074 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
19075 (store_reg, set_reg_plus_d): Likewise.
19076 (hppa_expand_prologue, hppa_profile_hook): Likewise.
19077 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19079 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
19081 (emit_unlikely_jump): Use add_reg_note.
19082 (rs6000_emit_allocate_stack): Likewise.
19083 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
19084 (output_toc): Change 1 to INSERT in function call.
19085 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
19086 (rs6000_initialize_trampoline): Likewise.
19087 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
19089 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
19090 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
19091 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
19092 (save_gprs): Use add_reg_note.
19093 (s390_emit_prologue): Likewise.
19094 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19095 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
19096 (sparc_fold_builtin): Add cast to enum type.
19097 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
19099 (spu_expand_prologue): Use add_reg_note.
19100 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
19102 2009-04-20 Ian Lance Taylor <iant@google.com>
19104 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
19105 (c_parser_postfix_expression_after_primary): Get VEC for list of
19106 arguments. Get original types of arguments. Call
19107 build_function_call_vec.
19108 (cached_expr_list_1, cached_expr_list_2): New static variables.
19109 (c_parser_expr_list): Change return type to VEC *. Add
19110 p_orig_types parameter. Change all callers.
19111 (c_parser_release_expr): New static function.
19112 (c_parser_vec_to_tree_list): New static function.
19113 * c-typeck.c (build_function_call): Rewrite to build a VEC and
19114 call build_function_call_vec.
19115 (build_function_call_vec): New function, based on old
19116 build_function_call.
19117 (convert_arguments): Remove nargs and argarray parameters. Change
19118 values to a VEC. Add origtypes parameter.
19119 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
19120 (convert_for_assignment): Add origtype parameter. Change all
19121 callers. If warn_cxx_compat, check for conversion to an enum
19122 type when calling a function.
19123 (store_init_value): Add origtype parameter. Change all callers.
19124 (digest_init): Likewise.
19125 (struct init_node): Add origtype field.
19126 (add_pending_init): Add origtype parameter. Change all callers.
19127 (output_init_element): Likewise.
19128 (output_pending_init_elements): Pass origtype from init_node to
19129 output_init_element.
19130 (process_init_element): Pass origtype from c_expr to
19131 output_init_element.
19132 (c_finish_return): Add origtype parameter. Change all callers.
19133 * c-common.c (sync_resolve_size): Change params to VEC *. Change
19135 (sync_resolve_params): Likewise.
19136 (sync_resolve_return): Change params to first_param. Change caller.
19137 (resolve_overloaded_builtins): Change params to VEC *. Change
19138 callers. Save first parameter around call to build_function_call_vec.
19139 * c-decl.c (finish_decl): Add origtype parameter. Change all
19140 callers. Call build_function_call_vec rather than
19141 build_function_call for cleanup.
19142 * c-tree.h: Update declarations.
19143 * c-common.h: Update declarations.
19144 * stub-objc.c (objc_rewrite_function_call): Change parameter from
19145 params to first_param.
19146 * target.h (struct gcc_target): Change resolve_overloaded_builtin
19147 params parameter from tree to void *.
19148 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19149 Change arglist parameter to have type void *, and to be a pointer
19151 * config/rs6000/rs6000-protos.h
19152 (altivec_resolve_overloaded_builtin): Update declaration.
19153 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
19154 fnargs parameter to have type void *, and to be a pointer to a
19155 VEC. Call build_function_call_vec instead of
19156 build_function_call.
19157 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
19159 2009-04-20 Joey Ye <joey.ye@intel.com>
19160 Xuepeng Guo <xuepeng.guo@intel.com>
19161 H.J. Lu <hongjiu.lu@intel.com>
19163 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
19165 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
19166 (IX86_LEA_PRIORITY): Likewise.
19167 (distance_non_agu_define): New function.
19168 (distance_agu_use): Likewise.
19169 (ix86_lea_for_add_ok): Likewise.
19170 (ix86_dep_by_shift_count): Likewise.
19172 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
19173 should split for LEA.
19175 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
19177 (ix86_dep_by_shift_count): Likewise.
19179 2009-04-20 Richard Guenther <rguenther@suse.de>
19181 * expr.c (handled_component_p): Move ...
19182 * tree.h (handled_component_p): ... here.
19183 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
19184 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
19185 and REALPART_EXPR to be in one group.
19187 2009-04-20 Richard Guenther <rguenther@suse.de>
19189 * basic-block.h (get_all_dominated_blocks): Declare.
19190 * dominance.c (get_all_dominated_blocks): New function.
19191 * tree-cfg.c (get_all_dominated_blocks): Remove.
19192 (remove_edge_and_dominated_blocks): Adjust.
19193 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
19194 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
19195 instead of recursing.
19197 2009-04-20 Doug Kwan <dougkwan@google.com>
19199 * cgraph.h (cgraph_node_ptr): New type for vector functions.
19200 (struct cgraph_node_set_def): New type.
19201 (cgraph_node_set) New type. Also declare vector functions.
19202 (struct cgraph_node_set_element_def): New type.
19203 (cgraph_node_set_element): Ditto.
19204 (cgraph_node_set_iterator): New iterator type.
19205 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
19206 cgraph_node_set_remove, dump_cgraph_node_set,
19207 debug_cgraph_node_set): New prototypes.
19208 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
19209 cgraph_node_set_size): New inlines.
19210 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
19211 including cgraph.h.
19212 (struct ipa_opt_pass): Add struct cgraph_node_set_def
19213 argument to function 'write_summary'.
19214 * ipa.c: Include ggc.h.
19215 (hash_cgraph_node_set_element,
19216 eq_cgraph_node_set_element, cgraph_node_set_new,
19217 cgraph_node_set_add, cgraph_node_set_remove,
19218 cgraph_node_set_find, dump_cgraph_node_set,
19219 debug_cgraph_node_set): New functions.
19220 * Makefile.in (ipa.o): Add dependency on GGC_H.
19222 2009-04-20 Ira Rosen <irar@il.ibm.com>
19224 PR tree-optimization/39675
19225 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
19226 check of the return code of vect_schedule_slp. Check that
19227 stmt_vec_info still exists for the statement, before checking its
19228 vectorization type.
19230 2009-04-20 Michael Matz <matz@suse.de>
19232 * Makefile.in (generated_files): Take out $(simple_generated_c).
19234 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
19236 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
19237 (UINTPTR_TYPE): Likewise.
19239 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19242 * c-typeck.c (digest_init): Check for initializing an array with a
19245 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19248 * c-semantics.c (pop_stmt_list): Propagate
19249 STATEMENT_LIST_HAS_LABEL to parent statement list.
19251 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
19253 * config/mips/mips.h (mips_tune_attr): New macro.
19254 * config/mips/mips.md (cpu): Use it.
19256 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19259 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
19262 2009-04-19 Diego Novillo <dnovillo@google.com>
19264 * toplev.c (compile_file): Move call to coverage_finish ...
19265 * cgraphunit.c (ipa_passes): ... here.
19266 Call cgraph_process_new_functions.
19267 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
19268 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
19270 2009-04-19 Jan Hubicka <jh@suse.cz>
19272 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
19274 (dump_cgraph_node): Dump can throw external flag.
19275 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
19277 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19281 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
19282 * common.opt (Wlogical-op): Move from here...
19283 * c.opt (Wlogical-op): ... to here.
19284 * c-typeck.c (parser_build_binary_op): Update call to
19285 warn_logical_operator.
19286 * c-opts.c (c_common_post_options): Enable warn_logical_op with
19288 * c-common.c (warn_logical_op): Update.
19289 * c-common.h (warn_logical_op): Update declaration.
19291 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
19293 * tree.c (protected_set_expr_location): Fix formatting.
19295 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19298 * c-typeck.c (readonly_warning): new.
19299 (build_unary_op, build_modify_expr): Use readonly_warning for
19300 storing into something readonly but not const-qualified.
19302 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19305 * c-typeck.c (build_unary_op): Check for taking address of
19306 expression of type void.
19308 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19311 * c-typeck.c (build_function_call): Check for calling a function
19312 with qualified void return types. Call require_complete_type when
19315 2009-04-18 Jan Hubicka <jh@suse.cz>
19317 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
19319 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
19320 can_throw_external flag.
19321 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
19322 * ipa-pure-const.c (ignore_edge): New function.
19323 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19324 only over can_throw_external edges.
19325 (local_pure_const): Add nothrow flag.
19326 * ipa-utils.c (searchc): Add ignore_edge callback.
19327 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19328 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19329 (set_nothrow_function_flags): Update cgraph.
19330 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19332 2009-04-18 Richard Guenther <rguenther@suse.de>
19334 PR middle-end/39804
19335 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19336 (fold_stmt): ... this and ...
19337 (fold_stmt_inplace): ... this.
19338 (fold_stmt_1): Fold references in calls and asms.
19339 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19341 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19343 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19344 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19346 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19348 * tree.c (function_args_count): Remove.
19349 * tree.h: Remove the prototype for function_args_count.
19351 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19353 * tree-iterator.c (expr_only): Remove.
19354 * tree.h: Remove the prototype for expr_only.
19356 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19358 * reginfo.c (cannot_change_mode_set_regs): Remove.
19359 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19361 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19363 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19364 whether operands 0 and 1 overlaps.
19366 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19368 PR middle-end/36902
19369 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19370 pointer. Use warning_at instead of warning.
19371 (search_for_addr_array): Likewise.
19372 (check_array_bounds): Likewise.
19373 (check_all_array_refs): Check that the incoming edge is not in the
19374 list of edges to be removed.
19375 (check_all_array_refs): Avoid the temporal pointer.
19376 (vrp_visit_cond_stmt): Fix typo.
19377 (simplify_switch_using_ranges): Handle the case where the switch
19378 index is an integer constant.
19380 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19382 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19384 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19386 * doc/extend.texi, doc/invoke.texi: Fix typos.
19388 2009-04-17 Cary Coutant <ccoutant@google.com>
19390 * tree-flow-inline.h (get_lineno): Fix inverted test.
19392 2009-04-17 Diego Novillo <dnovillo@google.com>
19394 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19395 assertion for AVAIL_OUT.
19397 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19400 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19401 * config/sh/linux-atomic.asm: Likewise.
19403 2009-04-17 Diego Novillo <dnovillo@google.com>
19405 * except.c (debug_eh_tree): New.
19406 (struct eh_region, struct eh_status): Move ...
19407 * except.h: ... here.
19408 (add_type_for_runtime): Declare extern.
19409 (lookup_type_for_runtime): Likewise.
19410 (debug_eh_tree): Declare.
19411 * Makefile.in (GTFILES): List except.h before except.c
19413 2009-04-17 Diego Novillo <dnovillo@google.com>
19415 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19416 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19417 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19418 (find_vars_r): ... here.
19419 * tree-flow.h (find_referenced_vars_in): Declare.
19420 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19421 that AVAIL_OUT exists for BLOCK.
19422 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19423 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19424 (tree-parloops.o): Likewise.
19426 2009-04-17 Simon Baldwin <simonb@google.com>
19428 * toplev.c (default_tree_printer): Add handling for %E format.
19430 2009-04-17 Diego Novillo <dnovillo@google.com>
19432 * tree-pretty-print.c (dump_generic_node): Add break after
19433 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19434 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19435 FUNCTION_TYPE together. Call print_struct_decl when printing
19436 structures and TDF_SLIM is not given.
19437 (print_struct_decl): Fix logic for detecting recursion.
19439 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19442 * gcc.c (create_at_file): New.
19443 (compile_input_file_p): New.
19444 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19445 * main.c (main): Update call to toplev_main.
19446 * toplev.c (toplev_main): Change signature. Call expandargv.
19447 * toplev.h (toplev_main): Change signature.
19449 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19451 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19452 if the latter is not constant.
19454 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19456 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19458 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19460 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19461 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19463 2009-04-17 Richard Guenther <rguenther@suse.de>
19465 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19466 Handle component references view-converting an invariant address.
19468 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19470 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19471 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19472 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19473 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19474 Use @deftypevr rather than @deftypevar.
19476 2009-04-17 Richard Guenther <rguenther@suse.de>
19478 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19479 (get_prop_source_stmt): Likewise.
19480 (can_propagate_from): Likewise.
19482 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19484 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19485 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19486 (--with-multilib-list): Add default value.
19487 * configure: Regenerate.
19488 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19489 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19490 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19491 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19492 Don't add default cpu to multilib list unnecessarily, but do enable
19493 the relevant compiler option..
19494 Add support for --with-multilib-list=<blank> and
19495 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19496 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19497 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19498 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19499 TM_MULTILIB_CONFIG.
19500 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19501 (MULTILIB_OSDIRNAMES): New variable.
19502 * config/sh/t-1e: Delete file.
19503 * config/sh/t-mlib-sh1: Delete file.
19504 * config/sh/t-mlib-sh2: Delete file.
19505 * config/sh/t-mlib-sh2a: Delete file.
19506 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19507 * config/sh/t-mlib-sh2a-single: Delete file.
19508 * config/sh/t-mlib-sh2a-single-only: Delete file.
19509 * config/sh/t-mlib-sh2e: Delete file.
19510 * config/sh/t-mlib-sh3e: Delete file.
19511 * config/sh/t-mlib-sh4: Delete file.
19512 * config/sh/t-mlib-sh4-nofpu: Delete file.
19513 * config/sh/t-mlib-sh4-single: Delete file.
19514 * config/sh/t-mlib-sh4-single-only: Delete file.
19515 * config/sh/t-mlib-sh4a: Delete file.
19516 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19517 * config/sh/t-mlib-sh4a-single: Delete file.
19518 * config/sh/t-mlib-sh4a-single-only: Delete file.
19519 * config/sh/t-mlib-sh4al: Delete file.
19520 * config/sh/t-mlib-sh5-32media: Delete file.
19521 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19522 * config/sh/t-mlib-sh5-64media: Delete file.
19523 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19524 * config/sh/t-mlib-sh5-compact: Delete file.
19525 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19526 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19527 * doc/install.texi (Options specification): Add
19528 --with-multilib-list and --with-endian.
19530 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19532 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19534 (OBJS-common): Add plugin-version.o.
19535 (plugin-version.o): New.
19536 * gcc-plugin.h (plugin_gcc_version): New.
19537 (plugin_default_version_check): New.
19538 (plugin_init_func, plugin_init): Add version argument.
19539 * plugin-version.c: New.
19540 * plugin.c (str_plugin_gcc_version_name): New.
19541 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19542 pass it to the init function.
19543 (plugin_default_version_check): New.
19545 2009-04-17 Richard Guenther <rguenther@suse.de>
19547 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19548 for decl-vs-decl disambiguation.
19550 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19552 * config/s390/s390.h (s390_tune_attr): New macro definition.
19553 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19555 2009-04-17 Richard Guenther <rguenther@suse.de>
19557 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19558 (fold_stmt_r): Likewise.
19559 (maybe_fold_reference): New function.
19560 (fold_gimple_assign): Handle cases fold_stmt_r did.
19561 (fold_stmt): Do not use fold_stmt_r.
19562 (fold_stmt_inplace): Likewise.
19564 2009-04-17 Richard Guenther <rguenther@suse.de>
19566 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19567 (record_equivalences_from_stmt): Remove useless checks and
19569 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19570 the type is already suitable.
19572 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19574 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19576 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19578 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19579 (CMPtype): Define as __gcc_CMPtype.
19581 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19583 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19584 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19586 2009-04-17 Richard Guenther <rguenther@suse.de>
19588 PR tree-optimization/39746
19589 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19590 special-casing for builtins and static variable use/def.
19591 (call_may_clobber_ref_p_1): Likewise.
19593 2009-04-16 Ian Lance Taylor <iant@google.com>
19595 * df.h: Include "timevar.h".
19596 (struct df_problem): Change tv_id field to timevar_id_t.
19597 * tree-pass.h: Include "timevar.h".
19598 (struct opt_pass): Change tv_id field to timevar_id_t.
19599 * timevar.h (timevar_id_t): Define TV_NONE.
19600 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19601 TV_NONE rather than tv_id != 0.
19602 (execute_one_pass): Likewise.
19603 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19604 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19605 dependencies to $(TREE_PASS_H).
19606 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19608 (pass_branch_target_load_optimize2): Likewise.
19609 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19610 (pass_outof_cfg_layout_mode): Likewise.
19611 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19612 (pass_rebuild_cgraph_edges): Likewise.
19613 (pass_remove_cgraph_callee_edges): Likewise.
19614 * df-core.c (pass_df_initialize_opt): Likewise.
19615 (pass_df_initialize_no_opt): Likewise.
19616 (pass_df_finish): Likewise.
19617 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19618 * except.c (pass_set_nothrow_function_flags): Likewise.
19619 (pass_convert_to_eh_region_ranges): Likewise.
19620 * final.c (pass_compute_alignments): Likewise.
19621 * function.c (pass_instantiate_virtual_regs): Likewise.
19622 (pass_init_function): Likewise.
19623 (pass_leaf_regs): Likewise.
19624 (pass_match_asm_constraints): Likewise.
19625 * gimple-low.c (pass_lower_cf): Likewise.
19626 (pass_mark_used_blocks): Likewise.
19627 * init-regs.c (pass_initialize_regs): Likewise.
19628 * integrate.c (pass_initial_value_sets): Likewise.
19629 * ira.c (pass_ira): Likewise.
19630 * jump.c (pass_cleanup_barriers): Likewise.
19631 * omp-low.c (pass_expand_omp): Likewise.
19632 (pass_lower_omp): Likewise.
19633 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19634 * recog.c (pass_split_all_insns): Likewise.
19635 (pass_split_after_reload): Likewise.
19636 (pass_split_before_regstack): Likewise.
19637 (pass_split_before_sched2): Likewise.
19638 (pass_split_for_shorten_branches): Likewise.
19639 * reginfo.c (pass_reginfo_init): Likewise.
19640 (pass_subregs_of_mode_init): Likewise.
19641 (pass_subregs_of_mode_finish): Likewise.
19642 * passes.c (pass_postreload): Likewise.
19643 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19644 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19645 (pass_warn_function_return): Likewise.
19646 (pass_warn_function_noreturn): Likewise.
19647 * tree-complex.c (pass_lower_complex): Likewise.
19648 (pass_lower_complex_O0): Likewise.
19649 * tree-if-conv.c (pass_if_conversion): Likewise.
19650 * tree-into-ssa.c (pass_build_ssa): Likewise.
19651 * tree-mudflap.c (pass_mudflap_1): Likewise.
19652 (pass_mudflap_2): Likewise.
19653 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19654 (pass_mudflap_2): Likewise.
19655 * tree-nrv.c (pass_return_slot): Likewise.
19656 * tree-object-size.c (pass_object_sizes): Likewise.
19657 * tree-optimize.c (pass_all_optimizations): Likewise.
19658 (pass_early_local_passes): Likewise.
19659 (pass_all_early_optimizations): Likewise.
19660 (pass_cleanup_cfg): Likewise.
19661 (pass_cleanup_cfg_post_optimizing): Likewise.
19662 (pass_free_datastructures): Likewise.
19663 (pass_free_cfg_annotations): Likewise.
19664 (pass_fixup_cfg): Likewise.
19665 (pass_init_datastructures): Likewise.
19666 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19667 (pass_late_warn_uninitialized): Likewise.
19668 (pass_update_address_taken): Likewise.
19669 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19670 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19671 (pass_cse_sincos): Likewise.
19672 (pass_convert_to_rsqrt): Likewise.
19673 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19674 * tree-stdarg.c (pass_stdarg): Likewise.
19675 * tree-tailcall.c (pass_tail_recursion): Likewise.
19676 (pass_tail_calls): Likewise.
19677 * tree-vect-generic.c (pass_lower_vector): Likewise.
19678 (pass_lower_vector_ssa): Likewise.
19679 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19681 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19683 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19685 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19687 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19688 logical and signext.
19690 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19693 * config/sh/predicates.md (arith_operand): Check if the operand
19694 of TRUNCATE is a REG.
19696 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19698 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19699 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19701 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19703 * tree-iterator.c (tsi_split_statement_list_after,
19704 tsi_split_statement_list_before): Remove.
19705 * tree-iterator.h: Remove the prototypes for
19706 tsi_split_statement_list_after and tsi_split_statement_list_before.
19708 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19710 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19711 * tree-ssa-propagate.h: Remove the prototype for
19712 stmt_makes_single_load.
19714 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19716 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19717 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19719 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19721 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19723 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19725 * except.c (eh_region_outer_p): Remove.
19726 * except.h: Remove the prototype for eh_region_outer_p.
19728 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19730 * function.c (current_function_assembler_name): Remove.
19731 * function.h: Remove the prototype for
19732 current_function_assembler_name.
19734 2009-04-16 Ian Lance Taylor <iant@google.com>
19736 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19737 (add_reg_note): Call alloc_reg_note.
19738 * rtl.h (alloc_reg_note): Declare.
19739 * combine.c (try_combine): Use alloc_reg_note.
19740 (recog_for_combine, move_deaths): Likewise.
19741 (distribute_notes): Use alloc_reg_note and add_reg_note.
19742 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19743 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19744 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19746 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19748 PR rtl-optimization/39762
19749 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19750 ira_may_move_out_cost): Add comments about way of their usage.
19751 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19753 * ira-conflicts.c (process_regs_for_copy): Use function
19754 ira_get_register_move_cost instead of global
19755 ira_register_move_cost.
19757 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19758 color_pass, move_spill_restore, update_curr_costs): Ditto.
19760 * ira-lives.c (process_single_reg_class_operands): Ditto.
19762 * ira-emit.c (emit_move_list): Ditto.
19764 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19765 (record_reg_classes): Ditto. Use functions
19766 ira_get_register_move_cost and ira_get_may_move_cost instead of
19767 global vars ira_register_move_cost, ira_may_move_out_cost and
19768 ira_may_move_in_cost.
19769 (record_address_regs): Don't call ira_init_register_move_cost.
19770 Use function ira_get_may_move_cost instead of global
19771 ira_may_move_in_cost.
19772 (process_bb_node_for_hard_reg_moves): Use function
19773 ira_get_register_move_cost instead of global ira_register_move_cost.
19774 (ira_costs): Don't call ira_init_register_move_cost.
19776 2009-04-16 Richard Guenther <rguenther@suse.de>
19778 * tree-cfg.c (verify_gimple_assign_binary):
19779 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19780 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19781 (create_general_new_stmt): Note that this function is broken.
19783 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19785 * common.opt (fhelp): Add Var(help_flag).
19786 * gcc-plugin.h (plugin_info): Add help.
19787 * plugin.c (plugin_name_args): Add help.
19788 (register_plugin_info): Set plugin->help.
19789 (print_help_one_plugin): New.
19790 (print_plugins_help): New.
19791 * plugin.h (print_plugins_help): New.
19792 * toplev.c (toplev_main): Call print_plugins_help if needed.
19794 2009-04-16 Richard Guenther <rguenther@suse.de>
19796 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19797 (gimple_ior_addresses_taken_1): New function.
19798 (gimple_ior_addresses_taken): Likewise.
19799 * gimple.h (struct gimple_statement_with_ops_base): Remove
19800 addresses_taken member.
19801 (gimple_ior_addresses_taken): Declare.
19802 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19803 gimple_set_addresses_taken): Remove.
19804 * ipa-reference.c (mark_address): New function.
19805 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19806 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19807 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19808 (gimple_add_to_addresses_taken): Remove.
19809 (get_tmr_operands): Call mark_address_taken.
19810 (get_asm_expr_operands): Likewise.
19811 (get_expr_operands): Likewise.
19812 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19813 (free_stmt_operands): Do not free it.
19814 * tree-ssa.c (delete_tree_ssa): Likewise.
19815 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19817 2009-04-16 Richard Guenther <rguenther@suse.de>
19819 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19820 (walk_stmt_load_store_ops): Likewise.
19821 * gimple.c (get_base_loadstore): New function.
19822 (walk_stmt_load_store_addr_ops): Likewise.
19823 (walk_stmt_load_store_ops): Likewise.
19824 * ipa-pure-const.c (check_op): Simplify.
19825 (check_load, check_store): New functions.
19826 (check_stmt): Use walk_stmt_load_store_ops.
19827 * ipa-reference.c (mark_load): Adjust signature.
19828 (mark_store): Likewise.
19829 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19831 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19833 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19834 (plugin_info): New.
19835 * opts.c (common_handle_option): Don't call print_version.
19836 * plugin.c (plugin_name_args): Add version.
19837 (register_plugin_info): New.
19838 (register_callback): Handle PLUGIN_INFO.
19839 (try_init_one_plugin): New.
19840 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19842 (finalize_one_plugin): New.
19843 (finalize_plugins): New.
19844 (print_one_plugin): New.
19845 (print_plugins_versions): New.
19846 * plugin.h (print_plugins_versions): New.
19847 (finalize_plugins): New.
19848 * toplev.c (compile_file): Don't call initialize_plugins.
19849 (print_version): Call print_plugins_versions.
19850 (toplev_main): Call initialize_plugins. Print version if needed.
19851 Call finalize_plugins.
19853 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19855 * common.opt (fversion): New.
19856 * gcc.c (print_version): New.
19857 (process_command): Don't print the version. Just set print_version.
19858 (main): Print version. Call subprocesses if print_version and
19859 verbose_flag are set.
19860 * opts.c (common_handle_option): Handle OPT_fversion.
19862 2009-04-16 Richard Guenther <rguenther@suse.de>
19863 Ira Rosen <irar@il.ibm.com>
19865 PR tree-optimization/39698
19866 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19867 type of the reduction variable. Only generate the def if
19870 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19871 make sure to first convert to an integer of the same precision.
19872 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19873 the type of the evolution correctly in computing the new
19874 induction variable base.
19876 2009-04-16 Richard Guenther <rguenther@suse.de>
19878 PR middle-end/39625
19879 * tree-cfg.c (make_blocks): Split statements with to-be
19880 abnormal SSA names on the lhs.
19882 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19884 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19885 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19886 * c-typeck.c (really_start_incremental_init): Likewise.
19887 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19888 (TARGET_INITIALIZER): Remove it.
19889 * target.h (struct target): Remove vector_opaque_p.
19890 * tree.c (build_opaque_vector_type): New.
19891 * tree.h (TYPE_VECTOR_OPAQUE): New.
19892 (build_opaque_vector_type): Declare.
19893 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19894 * config/rs6000/rs6000.c (build_opaque_vector_type,
19895 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19896 (rs6000_init_builtins): Use build_opaque_vector_type for
19897 opaque_V4SI_type_node.
19899 2009-04-15 Catherine Moore <clm@codesourcery.com>
19901 * debug.h (set_name): Declare.
19902 * dwarf2out.c (dwarf2out_set_name): Declare.
19903 (dwarf2_debug_hooks): Add set_name.
19904 (find_AT_string): New.
19905 (add_AT_string): Call find_AT_string.
19906 (dwarf2out_set_name): New.
19907 * cp/decl.c (grokdeclarator): Call set_name.
19908 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19909 * debug.c (do_nothing_debug_hooks): Likewise.
19910 * dbxout.c (dbx_debug_hooks): Likewise.
19911 * sdbout.c (sdb_debug_hooks): Likewise.
19913 2009-04-15 Michael Eager <eager@eagercon.com>
19915 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19916 reg for single-precision FPU.
19917 * config/rs6000/rs6000.md (movsi_internal1): Only for
19918 !TARGET_SINGLE_FPU.
19919 (movsi_internal1_single): New. Add pattern to move SI values to/from
19920 single-precision FP regs.
19922 2009-04-15 Richard Guenther <rguenther@suse.de>
19924 * omp-low.c (lower_rec_input_clauses): Build correct address
19926 (expand_omp_for_generic): Fix multiplication type.
19927 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19928 (generate_memset_zero): Fix types.
19929 * tree-profile.c (prepare_instrumented_value): Correctly
19932 2009-04-15 Ian Lance Taylor <iant@google.com>
19934 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19935 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19936 for -Wall and for -Wc++-compat.
19937 (c_common_post_options): For C++, set warn_enum_compare if not
19939 * c-tree.h (struct c_expr): Add field original_type.
19940 (build_external_ref): Update declaration.
19941 * c-parser.c (c_parser_braced_init): Set original_type.
19942 (c_parser_initelt): Likewise.
19943 (c_parser_expr_no_commas): Likewise.
19944 (c_parser_conditional_expression): Likewise.
19945 (c_parser_cast_expression): Likewise.
19946 (c_parser_unary_expression): Likewise. Pull setting of
19947 original_code to top of function.
19948 (c_parser_sizeof_expression): Set original_type.
19949 (c_parser_alignof_expression): Likewise.
19950 (c_parser_postfix_expression): Likewise. Pull setting of
19951 original_code to top of function.
19952 (c_parser_postfix_expression_after_paren_type): Set original_type.
19953 (c_parser_postfix_expression_after_primary): Likewise.
19954 (c_parser_expression): Likewise.
19955 * c-typeck.c (build_external_ref): Add type parameter. Change all
19957 (c_expr_sizeof_expr): Set original_type field.
19958 (parser_build_unary_op): Likewise.
19959 (parser_build_binary_op): Likewise. Optionally warn about
19960 comparisons of enums of different types.
19961 (digest_init): Set original_type field.
19962 (really_start_incremental_init): Likewise.
19963 (push_init_level, pop_init_level): Likewise.
19964 * doc/invoke.texi (Warning Options): -Wenum-compare now
19967 2009-04-15 Richard Guenther <rguenther@suse.de>
19969 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19970 out a necessary conversion.
19971 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19972 names we didn't value number.
19973 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19975 2009-04-15 Richard Guenther <rguenther@suse.de>
19977 PR tree-optimization/39764
19978 * tree-ssa-ccp.c (get_value): Canonicalize value with
19979 canonicalize_float_value.
19981 2009-04-15 Jan Hubicka <jh@suse.cz>
19983 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19984 Wrong version of patch.
19986 2009-04-15 Jan Hubicka <jh@suse.cz>
19988 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19990 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19992 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19993 our distinct integral and vector types.
19995 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19997 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19998 * init.c (build_vtbl_address): Remove call to assemble_external.
20000 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
20002 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
20003 output for other floating point modes.
20005 2009-04-14 Diego Novillo <dnovillo@google.com>
20007 * diagnostic.c (diagnostic_report_diagnostic): Do not
20008 warn about loaded plugins for DK_ERROR and DK_WARNING.
20009 * c-decl.c (declspecs_add_type): Move call to
20010 invoke_plugin_callbacks ...
20011 * c-parser.c (c_parser_declspecs): ... here.
20012 * plugin.c (dump_active_plugins): Tidy output.
20014 2009-04-14 Diego Novillo <dnovillo@google.com>
20015 Le-Chun Wu <lcwu@google.com>
20017 * configure.ac: Add --enable-plugin support.
20018 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
20019 * Makefile.in (PLUGIN_H): Define.
20020 Export ENABLE_PLUGIN and GMPINC to site.exp.
20021 Add PLUGINLIBS to link command.
20022 Add/modify dependencies for plugin.o and files including plugin.h.
20024 * config.in: Regenerate.
20026 * opts.c (common_handle_option): Handle OPT_fplugin_ and
20029 2009-04-14 Le-Chun Wu <lcwu@google.com>
20031 * tree-pass.h (register_one_dump_file): Add a prototype for
20032 register_one_dump_file.
20033 * toplev.c (compile_file): Call initialize_plugins.
20034 (do_compile): Call invoke_plugin_callbacks.
20035 (toplev_main): Call invoke_plugin_callbacks.
20036 * common.opt: Add -fplugin= and -fplugin-arg-.
20037 * gcc-plugin.h: New public header file for plugins to include.
20038 * plugin.c: New source file.
20039 * plugin.h: New internal header file.
20040 * passes.c (register_one_dump_file): Make it external.
20042 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
20044 2009-04-14 Diego Novillo <dnovillo@google.com>
20046 * doc/plugins.texi: New.
20047 * doc/gccint.texi: Add reference to Plugins chapter.
20048 * doc/invoke.texi: Document -fplugin and -fplugin-arg
20049 * diagnostic.c (diagnostic_report_diagnostic): Warn about
20050 loaded plugins, if any.
20051 * timevar.def (TV_PLUGIN_INIT): Define.
20052 (TV_PLUGIN_RUN): Define.
20053 * plugin.c: Include timevar.h
20054 (plugins_active_p): New.
20055 (dump_active_plugins): New.
20056 (debug_active_plugins): New.
20058 2009-04-14 Joseph Myers <joseph@codesourcery.com>
20060 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
20062 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
20064 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
20066 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
20067 the same as a minus without a shift.
20069 2009-04-14 Nick Clifton <nickc@redhat.com>
20071 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
20072 comparisons with small integers will always produce a short
20075 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
20078 2008-12-19 Diego Novillo <dnovillo@google.com>
20080 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
20082 2009-04-14 Richard Guenther <rguenther@suse.de>
20084 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
20086 (verify_gimple_assign_binary): Likewise. Handle shifts and
20088 (verify_gimple_phi): Print the mismatched argument position.
20089 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20091 (vect_update_init_of_dr): Likewise.
20092 * matrix-reorg.c (transform_access_sites): Do what the
20094 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
20096 2009-04-13 Michael Eager <eager@eagercon.com>
20098 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
20099 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
20100 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
20101 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
20102 remove duplicate config
20104 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20106 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
20107 file_name:line_number type locator of the call site.
20109 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
20111 * genautomata.c: Put blank after comma.
20112 (automaton_decls): New.
20113 (struct unit_usage): Add comments to member next.
20114 (store_alt_unit_usage): Keep the list ordered.
20115 (unit_present_on_list_p, equal_alternatives_p): New.
20116 (check_regexp_units_distribution): Check units distribution
20117 correctness correctly.
20118 (main): Don't write automata if error is found. Return correct
20121 * config/m68k/cf.md (cfv4_ds): Remove.
20122 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
20123 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
20125 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
20126 power4-load-ext, power4-store, power4-store-update,
20127 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
20128 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
20129 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
20130 power4-sqrt, power4-isync): Modify reservation to make correct
20131 unit distribution to automata.
20133 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
20134 power5-store-update, power5-two, power5-three, power5-lmul,
20135 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
20137 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
20139 * except.c (pass_set_nothrow_function_flags): Set name and add
20141 (set_nothrow_function_flags): Mention in the dump file when
20142 changing a function to nothrow.
20144 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
20147 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
20148 instead of unsigned long.
20150 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20152 * config/arm/arm.c (return_used_this_function): Remove.
20153 (arm_output_function_prologue): Remove use of
20154 return_used_this_function.
20155 (output_return_instruction): Replace use of
20156 return_used_this_function
20157 by cfun->machine->return_used_this_function.
20158 (arm_output_epilogue): Likewise.
20159 (arm_output_function_epilogue): Likewise.
20160 (thumb_unexpanded_epilogue): Likewise.
20161 * config/arm/arm.h (struct machine_function):
20162 New member return_used_this_function.
20164 2009-04-12 Mark Mitchell <mark@codesourcery.com>
20166 * doc/install.texi: Correct description of default directory for
20167 --with-gxx-include-dir.
20169 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
20171 * fold-const.c (build_range_check): Properly deal with enumeral and
20172 boolean base types.
20174 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
20176 * doc/invoke.texi (max_gcse_passes): Remove documentation.
20177 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
20178 * params.h (MAX_GCSE_PASSES): Remove.
20179 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
20180 in sequence. Remove ability to run multiple passes.
20181 (bypass_jumps): Report run as third CPROP pass.
20183 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
20185 PR middle-end/39651
20186 * except.c (can_throw_external): Look at each insn in a SEQUENCE
20187 when deciding whether the whole SEQUENCE can throw.
20189 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
20192 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
20193 offseted label references.
20195 2009-04-11 Jan Hubicka <jh@suse.cz>
20197 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
20199 2009-04-11 Richard Guenther <rguenther@suse.de>
20201 PR middle-end/39732
20202 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
20203 return variables as TREE_ADDRESSABLE.
20205 2009-04-11 Richard Guenther <rguenther@suse.de>
20207 PR tree-optimization/39713
20208 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
20209 reference trees have SSA_NAME operands.
20211 2009-04-11 Richard Guenther <rguenther@suse.de>
20214 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
20215 address expressions.
20217 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
20219 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
20220 match changes in Cygwin 1.7
20221 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
20222 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
20224 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20226 PR tree-optimization/39701
20227 * doc/invoke.texi (Optimization Options): Document change in
20228 meaning and initialization of -fdelete-null-pointer-checks.
20230 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20232 PR middle-end/39701
20233 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
20235 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
20238 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
20240 2009-04-10 Chao-ying Fu <fu@mips.com>
20242 * doc/tm.texi (Instruction Output): Document
20243 TARGET_ASM_FINAL_POSTSCAN_INSN.
20244 * target.h (final_postscan_insn): New field in asm_out.
20245 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20246 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
20247 * final.c (final_scan_insn): Call
20248 targetm.asm_out.final_postscan_insn after outputting
20249 an asm macro and a normal instruction.
20251 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
20252 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
20253 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
20254 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
20255 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20257 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20259 PR middle-end/39701
20260 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
20261 variables as non-NULL even with -fdelete-null-pointer-checks.
20263 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20265 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
20267 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
20270 * config/i386/i386.c (classify_argument): Handle SCmode with
20271 (bit_offset % 64) != 0.
20273 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
20275 * doc/invoke.texi (Optimize Options): Add cross-reference to
20276 -Q --help=optimizers examples.
20278 2009-04-10 Ben Elliston <bje@au.ibm.com>
20281 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
20282 regalign for the reg == fpr and TDmode case.
20284 2009-04-09 David Ayers <ayers@fsfe.org>
20287 * objc/objc-act.c (warn_with_method): Remove helper function.
20288 (check_duplicates): Call warning and inform directly.
20289 (really_start_method): Likewise.
20291 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20293 * expmed.c (expand_divmod): Always use a comparison for a division
20294 by a large unsigned integer.
20296 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
20297 for things others than variables or functions as nonzero.
20299 2009-04-09 Nick Clifton <nickc@redhat.com>
20301 * unwind-compat.c: Change copyright header to refer to version
20302 3 of the GNU General Public License with version 3.1 of the
20303 GCC Runtime Library Exception and to point readers at the
20304 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
20305 * config/alpha/crtfastmath.c: Likewise.
20306 * config/alpha/linux-unwind.h: Likewise.
20307 * config/alpha/qrnnd.asm: Likewise.
20308 * config/alpha/vms-crt0-64.c: Likewise.
20309 * config/alpha/vms-crt0.c: Likewise.
20310 * config/alpha/vms-dwarf2.asm: Likewise.
20311 * config/alpha/vms-dwarf2eh.asm: Likewise.
20312 * config/alpha/vms-psxcrt0-64.c: Likewise.
20313 * config/alpha/vms-psxcrt0.c: Likewise.
20314 * config/alpha/vms_tramp.asm: Likewise.
20315 * config/arc/initfini.c: Likewise.
20316 * config/arc/lib1funcs.asm: Likewise.
20317 * config/arm/bpabi-v6m.S: Likewise.
20318 * config/arm/bpabi.S: Likewise.
20319 * config/arm/bpabi.c: Likewise.
20320 * config/arm/crti.asm: Likewise.
20321 * config/arm/crtn.asm: Likewise.
20322 * config/arm/ieee754-df.S: Likewise.
20323 * config/arm/ieee754-sf.S: Likewise.
20324 * config/arm/lib1funcs.asm: Likewise.
20325 * config/arm/libunwind.S: Likewise.
20326 * config/arm/linux-atomic.c: Likewise.
20327 * config/arm/mmintrin.h: Likewise.
20328 * config/arm/pr-support.c: Likewise.
20329 * config/arm/unaligned-funcs.c: Likewise.
20330 * config/arm/unwind-arm.c: Likewise.
20331 * config/arm/unwind-arm.h: Likewise.
20332 * config/avr/libgcc.S: Likewise.
20333 * config/bfin/crti.s: Likewise.
20334 * config/bfin/crtlibid.s: Likewise.
20335 * config/bfin/crtn.s: Likewise.
20336 * config/bfin/lib1funcs.asm: Likewise.
20337 * config/bfin/linux-unwind.h: Likewise.
20338 * config/cris/arit.c: Likewise.
20339 * config/cris/cris_abi_symbol.c: Likewise.
20340 * config/darwin-64.c: Likewise.
20341 * config/darwin-crt2.c: Likewise.
20342 * config/darwin-crt3.c: Likewise.
20343 * config/darwin.h: Likewise.
20344 * config/dbxelf.h: Likewise.
20345 * config/dfp-bit.c: Likewise.
20346 * config/dfp-bit.h: Likewise.
20347 * config/elfos.h: Likewise.
20348 * config/fixed-bit.c: Likewise.
20349 * config/fixed-bit.h: Likewise.
20350 * config/fp-bit.c: Likewise.
20351 * config/fp-bit.h: Likewise.
20352 * config/fr30/crti.asm: Likewise.
20353 * config/fr30/crtn.asm: Likewise.
20354 * config/fr30/lib1funcs.asm: Likewise.
20355 * config/freebsd-spec.h: Likewise.
20356 * config/frv/cmovd.c: Likewise.
20357 * config/frv/cmovh.c: Likewise.
20358 * config/frv/cmovw.c: Likewise.
20359 * config/frv/frvbegin.c: Likewise.
20360 * config/frv/frvend.c: Likewise.
20361 * config/frv/lib1funcs.asm: Likewise.
20362 * config/glibc-stdint.h: Likewise.
20363 * config/h8300/clzhi2.c: Likewise.
20364 * config/h8300/crti.asm: Likewise.
20365 * config/h8300/crtn.asm: Likewise.
20366 * config/h8300/ctzhi2.c: Likewise.
20367 * config/h8300/fixunssfsi.c: Likewise.
20368 * config/h8300/lib1funcs.asm: Likewise.
20369 * config/h8300/parityhi2.c: Likewise.
20370 * config/h8300/popcounthi2.c: Likewise.
20371 * config/i386/ammintrin.h: Likewise.
20372 * config/i386/att.h: Likewise.
20373 * config/i386/avxintrin.h: Likewise.
20374 * config/i386/biarch64.h: Likewise.
20375 * config/i386/bmmintrin.h: Likewise.
20376 * config/i386/cpuid.h: Likewise.
20377 * config/i386/cross-stdarg.h: Likewise.
20378 * config/i386/crtfastmath.c: Likewise.
20379 * config/i386/crtprec.c: Likewise.
20380 * config/i386/cygming-crtbegin.c: Likewise.
20381 * config/i386/cygming-crtend.c: Likewise.
20382 * config/i386/cygwin.asm: Likewise.
20383 * config/i386/emmintrin.h: Likewise.
20384 * config/i386/gmm_malloc.h: Likewise.
20385 * config/i386/gthr-win32.c: Likewise.
20386 * config/i386/i386.h: Likewise.
20387 * config/i386/immintrin.h: Likewise.
20388 * config/i386/linux-unwind.h: Likewise.
20389 * config/i386/linux64.h: Likewise.
20390 * config/i386/mm3dnow.h: Likewise.
20391 * config/i386/mmintrin-common.h: Likewise.
20392 * config/i386/mmintrin.h: Likewise.
20393 * config/i386/nmmintrin.h: Likewise.
20394 * config/i386/pmm_malloc.h: Likewise.
20395 * config/i386/pmmintrin.h: Likewise.
20396 * config/i386/smmintrin.h: Likewise.
20397 * config/i386/sol2-c1.asm: Likewise.
20398 * config/i386/sol2-ci.asm: Likewise.
20399 * config/i386/sol2-cn.asm: Likewise.
20400 * config/i386/sol2-gc1.asm: Likewise.
20401 * config/i386/tmmintrin.h: Likewise.
20402 * config/i386/unix.h: Likewise.
20403 * config/i386/w32-unwind.h: Likewise.
20404 * config/i386/wmmintrin.h: Likewise.
20405 * config/i386/x86-64.h: Likewise.
20406 * config/i386/x86intrin.h: Likewise.
20407 * config/i386/xmmintrin.h: Likewise.
20408 * config/ia64/crtbegin.asm: Likewise.
20409 * config/ia64/crtend.asm: Likewise.
20410 * config/ia64/crtfastmath.c: Likewise.
20411 * config/ia64/crti.asm: Likewise.
20412 * config/ia64/crtn.asm: Likewise.
20413 * config/ia64/fde-glibc.c: Likewise.
20414 * config/ia64/lib1funcs.asm: Likewise.
20415 * config/ia64/linux-unwind.h: Likewise.
20416 * config/ia64/quadlib.c: Likewise.
20417 * config/ia64/unwind-ia64.c: Likewise.
20418 * config/linux.h: Likewise.
20419 * config/m32c/m32c-lib1.S: Likewise.
20420 * config/m32c/m32c-lib2-trapv.c: Likewise.
20421 * config/m32c/m32c-lib2.c: Likewise.
20422 * config/m32r/initfini.c: Likewise.
20423 * config/m68hc11/larith.asm: Likewise.
20424 * config/m68hc11/m68hc11-crt0.S: Likewise.
20425 * config/m68k/cf.md: Likewise.
20426 * config/m68k/crti.s: Likewise.
20427 * config/m68k/crtn.s: Likewise.
20428 * config/m68k/lb1sf68.asm: Likewise.
20429 * config/m68k/linux-unwind.h: Likewise.
20430 * config/mcore/crti.asm: Likewise.
20431 * config/mcore/crtn.asm: Likewise.
20432 * config/mcore/lib1.asm: Likewise.
20433 * config/mips/linux-unwind.h: Likewise.
20434 * config/mips/loongson.h: Likewise.
20435 * config/mips/mips16.S: Likewise.
20436 * config/mmix/crti.asm: Likewise.
20437 * config/mmix/crtn.asm: Likewise.
20438 * config/pa/fptr.c: Likewise.
20439 * config/pa/hpux-unwind.h: Likewise.
20440 * config/pa/lib2funcs.asm: Likewise.
20441 * config/pa/linux-atomic.c: Likewise.
20442 * config/pa/linux-unwind.h: Likewise.
20443 * config/pa/milli64.S: Likewise.
20444 * config/pa/quadlib.c: Likewise.
20445 * config/pa/stublib.c: Likewise.
20446 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20447 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20448 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20449 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20450 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20451 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20452 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20453 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20454 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20455 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20456 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20457 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20458 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20459 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20460 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20461 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20462 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20463 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20464 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20465 * config/rs6000/750cl.h: Likewise.
20466 * config/rs6000/altivec.h: Likewise.
20467 * config/rs6000/biarch64.h: Likewise.
20468 * config/rs6000/crtresfpr.asm: Likewise.
20469 * config/rs6000/crtresgpr.asm: Likewise.
20470 * config/rs6000/crtresxfpr.asm: Likewise.
20471 * config/rs6000/crtresxgpr.asm: Likewise.
20472 * config/rs6000/crtsavfpr.asm: Likewise.
20473 * config/rs6000/crtsavgpr.asm: Likewise.
20474 * config/rs6000/darwin-asm.h: Likewise.
20475 * config/rs6000/darwin-fallback.c: Likewise.
20476 * config/rs6000/darwin-fpsave.asm: Likewise.
20477 * config/rs6000/darwin-ldouble.c: Likewise.
20478 * config/rs6000/darwin-tramp.asm: Likewise.
20479 * config/rs6000/darwin-unwind.h: Likewise.
20480 * config/rs6000/darwin-vecsave.asm: Likewise.
20481 * config/rs6000/darwin-world.asm: Likewise.
20482 * config/rs6000/e500crtres32gpr.asm: Likewise.
20483 * config/rs6000/e500crtres64gpr.asm: Likewise.
20484 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20485 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20486 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20487 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20488 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20489 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20490 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20491 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20492 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20493 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20494 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20495 * config/rs6000/eabi-ci.asm: Likewise.
20496 * config/rs6000/eabi-cn.asm: Likewise.
20497 * config/rs6000/eabi.asm: Likewise.
20498 * config/rs6000/linux-unwind.h: Likewise.
20499 * config/rs6000/linux64.h: Likewise.
20500 * config/rs6000/paired.h: Likewise.
20501 * config/rs6000/paired.md: Likewise.
20502 * config/rs6000/ppc64-fp.c: Likewise.
20503 * config/rs6000/ppu_intrinsics.h: Likewise.
20504 * config/rs6000/rs6000.h: Likewise.
20505 * config/rs6000/si2vmx.h: Likewise.
20506 * config/rs6000/sol-ci.asm: Likewise.
20507 * config/rs6000/sol-cn.asm: Likewise.
20508 * config/rs6000/spe.h: Likewise.
20509 * config/rs6000/spu2vmx.h: Likewise.
20510 * config/rs6000/sysv4.h: Likewise.
20511 * config/rs6000/tramp.asm: Likewise.
20512 * config/rs6000/vec_types.h: Likewise.
20513 * config/s390/linux-unwind.h: Likewise.
20514 * config/s390/tpf-unwind.h: Likewise.
20515 * config/score/crti.asm: Likewise.
20516 * config/score/crtn.asm: Likewise.
20517 * config/sh/crt1.asm: Likewise.
20518 * config/sh/crti.asm: Likewise.
20519 * config/sh/crtn.asm: Likewise.
20520 * config/sh/divtab-sh4-300.c: Likewise.
20521 * config/sh/divtab-sh4.c: Likewise.
20522 * config/sh/divtab.c: Likewise.
20523 * config/sh/lib1funcs-4-300.asm: Likewise.
20524 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20525 * config/sh/lib1funcs.asm: Likewise.
20526 * config/sh/lib1funcs.h: Likewise.
20527 * config/sh/linux-atomic.asm: Likewise.
20528 * config/sh/linux-unwind.h: Likewise.
20529 * config/sh/shmedia.h: Likewise.
20530 * config/sh/sshmedia.h: Likewise.
20531 * config/sh/ushmedia.h: Likewise.
20532 * config/sparc/crtfastmath.c: Likewise.
20533 * config/sparc/linux-unwind.h: Likewise.
20534 * config/sparc/sol2-c1.asm: Likewise.
20535 * config/sparc/sol2-ci.asm: Likewise.
20536 * config/sparc/sol2-cn.asm: Likewise.
20537 * config/spu/divmodti4.c: Likewise.
20538 * config/spu/divv2df3.c: Likewise.
20539 * config/spu/float_disf.c: Likewise.
20540 * config/spu/float_unsdidf.c: Likewise.
20541 * config/spu/float_unsdisf.c: Likewise.
20542 * config/spu/float_unssidf.c: Likewise.
20543 * config/spu/mfc_multi_tag_release.c: Likewise.
20544 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20545 * config/spu/mfc_tag_release.c: Likewise.
20546 * config/spu/mfc_tag_reserve.c: Likewise.
20547 * config/spu/mfc_tag_table.c: Likewise.
20548 * config/spu/multi3.c: Likewise.
20549 * config/spu/spu_internals.h: Likewise.
20550 * config/spu/spu_intrinsics.h: Likewise.
20551 * config/spu/spu_mfcio.h: Likewise.
20552 * config/spu/vec_types.h: Likewise.
20553 * config/spu/vmx2spu.h: Likewise.
20554 * config/stormy16/stormy16-lib2.c: Likewise.
20555 * config/svr4.h: Likewise.
20556 * config/sync.c: Likewise.
20557 * config/v850/lib1funcs.asm: Likewise.
20558 * config/vxlib-tls.c: Likewise.
20559 * config/vxlib.c: Likewise.
20560 * config/vxworks-dummy.h: Likewise.
20561 * config/xtensa/crti.asm: Likewise.
20562 * config/xtensa/crtn.asm: Likewise.
20563 * config/xtensa/ieee754-df.S: Likewise.
20564 * config/xtensa/ieee754-sf.S: Likewise.
20565 * config/xtensa/lib1funcs.asm: Likewise.
20566 * config/xtensa/lib2funcs.S: Likewise.
20567 * config/xtensa/linux-unwind.h: Likewise.
20568 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20569 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20570 * coretypes.h: Likewise.
20571 * crtstuff.c: Likewise.
20572 * defaults.h: Likewise.
20573 * dwarf2.h: Likewise.
20574 * emutls.c: Likewise.
20575 * gbl-ctors.h: Likewise.
20576 * gcov-io.h: Likewise.
20577 * ginclude/float.h: Likewise.
20578 * ginclude/iso646.h: Likewise.
20579 * ginclude/stdarg.h: Likewise.
20580 * ginclude/stdbool.h: Likewise.
20581 * ginclude/stddef.h: Likewise.
20582 * ginclude/stdfix.h: Likewise.
20583 * ginclude/stdint-gcc.h: Likewise.
20584 * ginclude/tgmath.h: Likewise.
20585 * gthr-aix.h: Likewise.
20586 * gthr-dce.h: Likewise.
20587 * gthr-gnat.c: Likewise.
20588 * gthr-gnat.h: Likewise.
20589 * gthr-lynx.h: Likewise.
20590 * gthr-mipssde.h: Likewise.
20591 * gthr-nks.h: Likewise.
20592 * gthr-posix.c: Likewise.
20593 * gthr-posix.h: Likewise.
20594 * gthr-posix95.h: Likewise.
20595 * gthr-rtems.h: Likewise.
20596 * gthr-single.h: Likewise.
20597 * gthr-solaris.h: Likewise.
20598 * gthr-tpf.h: Likewise.
20599 * gthr-vxworks.h: Likewise.
20600 * gthr-win32.h: Likewise.
20601 * gthr.h: Likewise.
20602 * libgcc2.c: Likewise.
20603 * libgcc2.h: Likewise.
20604 * libgcov.c: Likewise.
20605 * tsystem.h: Likewise.
20606 * typeclass.h: Likewise.
20607 * unwind-c.c: Likewise.
20608 * unwind-compat.h: Likewise.
20609 * unwind-dw2-fde-compat.c: Likewise.
20610 * unwind-dw2-fde-darwin.c: Likewise.
20611 * unwind-dw2-fde-glibc.c: Likewise.
20612 * unwind-dw2-fde.c: Likewise.
20613 * unwind-dw2-fde.h: Likewise.
20614 * unwind-dw2.c: Likewise.
20615 * unwind-dw2.h: Likewise.
20616 * unwind-generic.h: Likewise.
20617 * unwind-pe.h: Likewise.
20618 * unwind-sjlj.c: Likewise.
20619 * unwind.inc: Likewise.
20620 * config/arm/neon-gen.ml: Change generated copyright header to
20621 refer to version 3 of the GNU General Public License with
20622 version 3.1 of the GCC Runtime Library Exception and to point
20623 readers at the COPYING3 and COPYING3.RUNTIME files and the
20624 FSF's license web page.
20625 * config/arm/arm_neon.h: Regenerate.
20627 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20629 * config/cris/cris.md: Change copyright header to refer to version
20630 3 of the GNU General Public License.
20631 * doc/install.texi2html: Change copyright header to refer to version
20632 3 of the GNU General Public License and to point readers at the
20633 COPYING3 file and the FSF's license web page.
20634 * config/vax/linux.h: Likewise.
20636 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20638 * config/i386/i386.md (cmpcc): New.
20639 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20640 (sync_compare_and_swap_cc*): Delete.
20642 * config/s390/s390.c (s390_compare_emitted): Remove.
20643 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20644 s390_compare_emitted used to be handled. Assert that modes match.
20645 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20646 refer to sync_compare_and_swap_ccsi.
20647 * config/s390/s390.h (s390_compare_emitted): Remove.
20648 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20649 instead of s390_compare_emitted.
20650 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20651 instead of s390_compare_emitted.
20652 * config/s390/s390.md (cmpcc): New.
20653 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20654 CC_REGNUM, do not pretend it's set.
20655 (sync_compare_and_swap_cc*): Delete.
20656 * config/s390/predicates.md (cc_reg_operand): New.
20658 * expr.c (sync_compare_and_swap_cc): Delete.
20659 * optabs.h (sync_compare_and_swap_cc): Delete.
20660 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20661 is being used with can_compare_p.
20662 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20663 (find_cc_set): New.
20664 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20665 look for a MODE_CC set instead. Use emit_store_flag.
20666 (expand_compare_and_swap_loop): Likewise, with some additional
20667 complication to avoid a force_reg when useless. Use
20668 emit_cmp_and_jump_insns.
20669 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20670 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20671 sync_compare_and_swap documentation.
20673 2009-04-09 Jan Hubicka <jh@suse.cz>
20675 * except.c (find_prev_try): Break out from ....
20676 (duplicate_eh_regions): ... here; properly update prev_try pointers
20677 when duplication part of tree.
20678 (dump_eh_tree): Improve dumping.
20679 (verify_eh_region): New.
20680 (verify_eh_tree): Use it.
20682 2009-04-06 Richard Guenther <rguenther@suse.de>
20684 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20685 &ARRAY addresses by adjusting their types and prepending
20687 * tree-cfg.c (verify_gimple_assign_single): Verify that
20688 addresses are correct.
20690 2009-04-09 Richard Guenther <rguenther@suse.de>
20692 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20693 indices into an array reference if possible.
20694 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20695 Fold POINTER_PLUS_EXPR statements with invariant address.
20697 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20700 * config.gcc (powerpc64-*-linux*): Always build biarch.
20702 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20705 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20706 it and pedwarn if this results in an INTEGER_CST.
20708 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20710 * doc/install.texi: Update minimum GMP version. Remove obsolete
20711 text in MPFR section.
20713 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20715 * dwarf2out.c (class_scope_p): New static inline.
20716 (class_or_namespace_scope_p): Use it.
20717 (gen_variable_die): Use DW_TAG_member tag for static data member
20718 declarations instead of DW_TAG_variable.
20720 PR middle-end/39573
20721 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20724 2009-04-08 Richard Guenther <rguenther@suse.de>
20726 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20727 valueize random data.
20729 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20731 * config.gcc (aix tm_file): Add aix-stdint.h.
20732 (aix tm clause use_gcc_stdint): Set to wrap.
20733 * config/rs6000/aix-stdint.h: New file.
20735 2009-04-08 Richard Guenther <rguenther@suse.de>
20737 PR middle-end/36291
20738 * tree-dfa.c (add_referenced_var): Do not recurse into
20739 global initializers.
20740 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20742 (fold_const_aggregate_ref): Likewise.
20744 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20746 * recog.c (ordered_comparison_operator): New.
20747 * gensupport.c (std_preds): Add it.
20748 * doc/md.texi (Machine-Independent Predicates): Document it.
20750 2009-04-08 Jan Hubicka <jh@suse.cz>
20752 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20753 * function.h (rtl_eh): Remove exception_handler_label_map.
20754 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20755 remove_exception_handler_label, for_each_eh_label_1): Remove.
20756 (rtl_remove_unreachable_regions): Remove.
20757 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20758 (find_exception_handler_labels): Don't build the hashtable.
20759 (maybe_remove_eh_handler): Remove.
20760 (for_each_eh_label): Rewrite to walk the tree.
20761 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20762 * except.h (maybe_remove_eh_handler): Remove.
20763 * passes.c (init_optimization_passes): Schedule second EH cleanup
20765 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20766 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20768 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20770 * genoutput.c (validate_optab_operands): New.
20771 (gen_insn, gen_expand): Call it.
20773 * genflags.c (gen_insn): Detect misused iterators.
20774 (main): Pass line_no to gen_insn, exit with status 1 on error.
20776 * genextract.c (line_no): Make global.
20777 (VEC_safe_set_locstr): Change assertion to error message.
20778 (main): Exit with status 1 on error.
20780 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20784 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20785 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20786 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20787 * c-convert.c (convert): Do not call fold on results of conversion
20788 functions when the result is a C_MAYBE_CONST_EXPR.
20789 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20790 of __builtin_choose_expr.
20791 * c-typeck.c (remove_c_maybe_const_expr): New.
20792 (build_unary_op, build_conditional_expr, build_compound_expr,
20793 build_binary_op, c_objc_common_truthvalue_conversion): Call
20794 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20797 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20799 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20800 CODE to produce a new one. Add a prototype to use fold_convert_const
20802 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20805 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20806 mix declarations and code.
20808 2009-04-08 Ben Elliston <bje@au.ibm.com>
20810 * gcc.c: Replace `CC' with `GCC' throughout.
20812 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20814 * doc/invoke.texi: Document Atom support.
20816 2009-04-07 Jason Merrill <jason@redhat.com>
20819 * c-common.h, c-common.c: Add flag_pretty_templates.
20820 * c-opts.c (c_common_handle_option): Set it.
20821 * c.opt: Add -fno-pretty-templates.
20822 * doc/invoke.texi (C++ Dialect Options): Likewise.
20824 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20826 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20827 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20828 (ia64_expand_builtin): Likewise.
20830 2009-04-07 Martin Jambor <mjambor@suse.cz>
20832 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20833 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20834 ADDR_EXPRS are include too.
20836 2009-04-07 Richard Guenther <rguenther@suse.de>
20838 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20839 decls are only used if passes as parameters or if they are
20840 local statics and the call is not to a builtin.
20841 (call_may_clobber_ref_p_1): Likewise.
20843 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20845 * expr.c (do_store_flag): Remove last argument. Simplify code
20846 to avoid duplication of tests already done by can_compare_p.
20847 (expand_expr_real_1): Adjust caller.
20849 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20851 * optabs.c (can_compare_p): Test the predicate of a
20852 cbranch and cstore pattern.
20854 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20856 * expr.c (convert_move): Use emit_store_flag instead of
20859 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20861 * config/i386/i386.c (ix86_compare_emitted): Remove.
20862 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20863 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20864 * config/i386/i386.h (ix86_compare_emitted): Remove.
20865 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20866 instead of ix86_compare_emitted.
20867 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20869 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20871 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20872 Add t-sysroot-suffix to tmake_file.
20873 * config/print-sysroot-suffix.sh: New file.
20874 * config/t-sysroot-suffix: New file.
20876 2009-04-07 Ben Elliston <bje@au.ibm.com>
20878 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20879 as the latter produces a warning when the target does not support
20882 2009-04-07 Ben Elliston <bje@au.ibm.com>
20884 * dfp.c: Replace type punning assignments with memcpy throughout.
20885 * Makefile.in (dfp.o-warn): Remove.
20887 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20890 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20891 Include soft-fp/t-softfp after rs6000/t-linux64.
20893 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20895 * stor-layout.c (set_sizetype): Use the full precision of their
20896 machine mode for bitsize types.
20898 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20900 * config/i386/i386.md: Revert 2 accidental checkins.
20902 2009-04-06 Joey Ye <joey.ye@intel.com>
20903 Xuepeng Guo <xuepeng.guo@intel.com>
20904 H.J. Lu <hongjiu.lu@intel.com>
20906 Atom pipeline model, tuning and insn selection.
20907 * config.gcc (atom): Add atom config options and target.
20909 * config/i386/atom.md: New.
20911 * config/i386/i386.c (atom_cost): New cost.
20912 (m_ATOM): New macro flag.
20913 (initial_ix86_tune_features): Set m_ATOM.
20914 (x86_accumulate_outgoing_args): Likewise.
20915 (x86_arch_always_fancy_math_387): Likewise.
20916 (processor_target): Add Atom cost.
20917 (cpu_names): Add Atom cpu name.
20918 (override_options): Set Atom ISA.
20919 (ix86_issue_rate): New case PROCESSOR_ATOM.
20920 (ix86_adjust_cost): Likewise.
20922 * config/i386/i386.h (TARGET_ATOM): New target macro.
20923 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20924 (TARGET_OPT_AGU): New target option.
20925 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20926 (processor_type): Add PROCESSOR_ATOM.
20928 * config/i386/i386.md (cpu): Add new value "atom".
20929 (use_carry, movu): New attr.
20930 (atom.md): Include atom.md.
20931 (adddi3_carry_rex64): Set attr "use_carry".
20932 (addqi3_carry): Likewise.
20933 (addhi3_carry): Likewise.
20934 (addsi3_carry): Likewise.
20935 (*addsi3_carry_zext): Likewise.
20936 (subdi3_carry_rex64): Likewise.
20937 (subqi3_carry): Likewise.
20938 (subhi3_carry): Likewise.
20939 (subsi3_carry): Likewise.
20940 (x86_movdicc_0_m1_rex64): Likewise.
20941 (*x86_movdicc_0_m1_se): Likewise.
20942 (x86_movsicc_0_m1): Likewise.
20943 (*x86_movsicc_0_m1_se): Likewise.
20944 (*adddi_1_rex64): Emit add insn as much as possible.
20945 (*addsi_1): Likewise.
20946 (return_internal): Set atom_unit.
20947 (return_internal_long): Likewise.
20948 (return_pop_internal): Likewise.
20949 (*rcpsf2_sse): Set atom_sse_attr attr.
20950 (*qrt<mode>2_sse): Likewise.
20951 (*prefetch_sse): Likewise.
20953 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20955 (ix86_target_macros_internal): Likewise.
20957 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20958 (*prefetch_sse_rex): Likewise.
20959 (sse_rcpv4sf2): Likewise.
20960 (sse_vmrcpv4sf2): Likewise.
20961 (sse_sqrtv4sf2): Likewise.
20962 (<sse>_vmsqrt<mode>2): Likewise.
20963 (sse_ldmxcsr): Likewise.
20964 (sse_stmxcsr): Likewise.
20965 (*sse_sfence): Likewise.
20966 (sse2_clflush): Likewise.
20967 (*sse2_mfence): Likewise.
20968 (*sse2_lfence): Likewise.
20969 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20970 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20971 (avx_movdqu<avxmodesuffix>): Likewise.
20972 (avx_lddqu<avxmodesuffix>): Likewise.
20973 (sse2_movntv2di): Change attr "type" to "ssemov".
20974 (sse2_movntsi): Likewise.
20975 (rsqrtv8sf2): Change attr "type" to "sseadd".
20976 (sse3_addsubv2df3): Set attr "atom_unit".
20977 (sse3_h<plusminus_insn>v4sf3): Likewise.
20978 (*sse2_pmaddwd): Likewise.
20979 (*vec_extractv2di_1_rex64): Likewise.
20980 (*vec_extractv2di_1_avx): Likewise.
20981 (sse2_psadbw): Likewise.
20982 (ssse3_phaddwv8hi3): Likewise.
20983 (ssse3_phaddwv4hi3): Likewise.
20984 (ssse3_phadddv4si3): Likewise.
20985 (ssse3_phadddv2si3): Likewise.
20986 (ssse3_phaddswv8hi3): Likewise.
20987 (ssse3_phaddswv4hi3): Likewise.
20988 (ssse3_phsubwv8hi3): Likewise.
20989 (ssse3_phsubwv4hi3): Likewise.
20990 (ssse3_phsubdv4si3): Likewise.
20991 (ssse3_phsubdv2si3): Likewise.
20992 (ssse3_phsubswv8hi3): Likewise.
20993 (ssse3_phsubswv4hi3): Likewise.
20994 (ssse3_pmaddubsw128): Likewise.
20995 (sse3_pmaddubsw: Likewise.
20996 (ssse3_palignrti): Likewise.
20997 (ssse3_palignrdi): Likewise.
20999 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
21001 * doc/install.texi (Specific): Fix two cross-references to MinGW.
21003 2009-04-06 Richard Guenther <rguenther@suse.de>
21005 PR tree-optimization/28868
21006 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
21007 of which PHI results we inserted.
21008 (insert_into_preds_of_block): Record inserted PHIs.
21009 (eliminate): Eliminate redundant PHI nodes.
21010 (init_pre): Init inserted_phi_names.
21012 2009-04-06 Richard Guenther <rguenther@suse.de>
21014 PR tree-optimization/39643
21015 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
21016 IMAGPART_EXPRs of complex constants.
21017 (execute_fold_all_builtins): If we folded a call queue
21018 TODO_update_address_taken.
21020 2009-04-06 Jan Hubicka <jh@suse.cz>
21022 PR middle-end/39659
21023 * except.c (remove_unreachable_regions): Propagate may_contain_throw
21026 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
21028 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
21030 (ic_invalidate_array): Likewise.
21032 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
21034 * calls.c (emit_library_call_value_1): Fix a problem with parameter
21035 alignment for library calls.
21037 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
21039 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
21040 (mingw32 tm clause use_gcc_stdint): Set to wrap.
21041 * config/i386/mingw-stdint.h: New file.
21043 2009-04-05 Richard Guenther <rguenther@suse.de>
21045 PR tree-optimization/39648
21046 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
21047 our &A vs. &A[0] IL deficiencies.
21049 2009-04-04 Jan Hubicka <jh@suse.cz>
21051 * except.c (sjlj_find_directly_reachable_regions): Be ready for
21052 removed toplevel regions.
21053 (sjlj_mark_call_sites): Likewise.
21055 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
21057 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
21058 (cygwin tm clause use_gcc_stdint): Set to wrap.
21059 * config/i386/cygwin-stdint.h: New file.
21061 2009-04-04 Richard Guenther <rguenther@suse.de>
21063 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
21064 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
21065 single-argument PHIs if we are in loop-closed SSA form.
21066 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
21067 for the pre-condition.
21068 (slpeel_tree_peel_loop_to_edge): Likewise.
21069 (vect_build_loop_niters): Take an optional sequence to append stmts.
21070 (vect_generate_tmps_on_preheader): Likewise.
21071 (vect_do_peeling_for_loop_bound): Take extra guards for the
21073 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
21074 the cost model check.
21075 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
21076 guards if we are going to peel. Do not apply versioning in that case.
21077 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
21078 (vect_do_peeling_for_loop_bound): Likewise.
21079 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
21080 loop bound only record extra pre-conditions, do not apply loop
21083 2009-04-04 Richard Guenther <rguenther@suse.de>
21085 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
21088 2009-04-04 Jan Hubicka <jh@suse.cz>
21090 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
21091 last_basic_block for size of bb->index indexed array.
21092 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
21093 compute_out, link_btr_uses, build_btr_def_use_webs,
21094 build_btr_def_use_webs, migrate_btr_defs): Likewise.
21096 2009-04-04 Jan Hubicka <jh@suse.cz>
21098 * except.c (remove_eh_handler_and_replace): Break out from ...
21099 (remove_eh_handler): ... here.
21100 (bring_to_root): New function.
21101 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
21102 handled ones, bring others to root of tree.
21104 2009-04-04 Jan Hubicka <jh@suse.cz>
21106 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
21107 (all_phis_safe_to_merge): New function.
21108 (update_info): New structure.
21109 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
21110 (cleanup_empty_eh): Update SSA if possible.
21112 2009-04-04 Richard Guenther <rguenther@suse.de>
21114 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
21115 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
21116 (append_vuse): Likewise.
21118 2009-04-04 Jakub Jelinek <jakub@redhat.com>
21120 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
21121 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
21122 instead of REG_UNSAVED for DW_CFA_undefined.
21123 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
21124 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
21127 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
21130 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
21132 2009-04-04 Richard Guenther <rguenther@suse.de>
21134 PR tree-optimization/8781
21135 PR tree-optimization/37892
21136 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
21137 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
21138 (valueize_refs): Call it for *& valueizations.
21139 (shared_reference_ops_from_ref): Rename to ...
21140 (valueize_shared_reference_ops_from_ref): ... this and valueize.
21141 (shared_reference_ops_from_call): Rename to ...
21142 (valueize_shared_reference_ops_from_call): ... this and valueize.
21143 (vn_reference_lookup): Update.
21144 (visit_reference_op_call): Likewise.
21145 * tree-ssa-pre.c (phi_translate_1): Fold *&.
21146 (eliminate): Value-replace the call address in call statements.
21148 2009-04-04 Richard Guenther <rguenther@suse.de>
21150 PR tree-optimization/39636
21151 * tree-ssa-forwprop.c
21152 (forward_propagate_addr_into_variable_array_index): Check for
21153 GIMPLE_ASSIGN before accessing the rhs code.
21155 2009-04-03 Jason Merrill <jason@redhat.com>
21157 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
21159 2009-04-03 Steve Ellcey <sje@cup.hp.com>
21161 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
21162 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
21163 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
21164 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
21165 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
21166 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
21167 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
21168 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
21169 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
21170 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
21171 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
21172 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
21173 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
21174 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
21175 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
21176 Use fr_reg_or_fp01_operand instead of fr_register_operand
21178 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
21179 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
21180 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
21182 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
21184 PR rtl-optimization/39607
21185 PR rtl-optimization/39631
21189 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21190 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21191 instead of DF_LR_OUT.
21192 * ira-lives.c (process_bb_node_lives): Ditto.
21193 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21194 instead of DF_LR_{OUT,IN}.
21195 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21196 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21198 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
21200 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
21201 (execute_lower_omp): Always run but take the short way out if -fopenmp
21203 (gate_lower_omp): Remove, forcing the pass manager to always run the
21204 pass and always set PROP_gimple_lomp.
21205 (pass_lower_omp): Remove gate function.
21206 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
21207 PROP_trees. Instead, require it.
21208 * ipa-cp.c (pass_ipa_cp): Likewise.
21209 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
21210 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
21211 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
21212 and PROP_gimple_leh.
21214 2009-04-03 Richard Guenther <rguenther@suse.de>
21216 PR middle-end/13146
21217 PR tree-optimization/23940
21218 PR tree-optimization/33237
21219 PR middle-end/33974
21220 PR middle-end/34093
21221 PR tree-optimization/36201
21222 PR tree-optimization/36230
21223 PR tree-optimization/38049
21224 PR tree-optimization/38207
21225 PR tree-optimization/38230
21226 PR tree-optimization/38301
21227 PR tree-optimization/38585
21228 PR middle-end/38895
21229 PR tree-optimization/38985
21230 PR tree-optimization/39299
21231 * tree-ssa-structalias.h: Remove.
21232 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
21233 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
21234 (struct vuse_element_d): Remove.
21235 (struct vuse_vec_d): Likewise.
21236 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
21237 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
21238 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
21239 VUSE_ELEMENT_VAR): Likewise.
21240 (struct voptype_d): Likewise.
21241 (NUM_VOP_FREE_BUCKETS): Likewise.
21242 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
21243 (struct stmt_operands_d): Remove.
21244 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
21245 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
21246 VDEF_NUM, VDEF_VECT): Likewise.
21247 (copy_virtual_operands): Remove.
21248 (operand_build_cmp): Likewise.
21249 (create_ssa_artificial_load_stmt): Likewise.
21250 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
21251 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
21252 vuse_index and mayuse_index members. Pack and move done and iter_type
21253 members to the front.
21254 (SSA_OP_VMAYUSE): Remove.
21255 (SSA_OP_VIRTUAL_USES): Adjust.
21256 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
21257 (unlink_stmt_vdef): Declare.
21258 (add_to_addressable_set): Remove.
21259 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
21260 (vrp_visit_stmt): Likewise.
21261 * doc/tree-ssa.texi (Alias analysis): Update.
21262 * doc/invoke.texi (max-aliased-vops): Remove docs.
21263 (avg-aliased-vops): Likewise.
21264 * tree-into-ssa.c (syms_to_rename): Remove.
21265 (need_to_update_vops_p): Likewise.
21266 (need_to_initialize_update_ssa_p): Rename to ...
21267 (update_ssa_initialized_fn): ... this. Track function we are
21269 (symbol_marked_for_renaming): Simplify.
21270 (add_new_name_mapping): Do not set need_to_update_vops_p.
21271 (dump_currdefs): Use SYMS_TO_RENAME.
21272 (rewrite_update_stmt): Always walk all uses/defs.
21273 (dump_update_ssa): Adjust.
21274 (init_update_ssa): Take function argument. Track what we are
21276 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
21277 (create_new_def_for): Initialize for cfun, assert we are initialized
21279 (mark_sym_for_renaming): Simplify.
21280 (mark_set_for_renaming): Do not initialize update-ssa.
21281 (need_ssa_update_p): Simplify. Take function argument.
21282 (name_mappings_registered_p): Assert we ask for the correct function.
21283 (name_registered_for_update_p): Likewise.
21284 (ssa_names_to_replace): Likewise.
21285 (release_ssa_name_after_update_ssa): Likewise.
21286 (update_ssa): Likewise. Use SYMS_TO_RENAME.
21287 (dump_decl_set): Do not print a newline.
21288 (debug_decl_set): Do it here.
21289 (dump_update_ssa): And here.
21290 * tree-ssa-loop-im.c (move_computations): Adjust.
21291 (movement_possibility): Likewise.
21292 (determine_max_movement): Likewise.
21293 (gather_mem_refs_stmt): Likewise.
21294 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
21295 or NAME_MEMORY_TAG.
21296 * tree-complex.c (update_all_vops): Remove.
21297 (expand_complex_move): Adjust.
21298 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
21299 Simplify test for memory referencing statement. Exclude
21300 non-invariant ADDR_EXPRs.
21301 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
21302 * tree-loop-distribution.c (generate_memset_zero): Adjust.
21303 (rdg_flag_uses): Likewise.
21304 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
21306 (tree_optimize_tail_calls_1): Also split the
21307 edge from the entry block if we have degenerate PHI nodes in
21308 the first basic block.
21309 * tree.c (init_ttree): Remove memory-tag related code.
21310 (tree_code_size): Likewise.
21311 (tree_node_structure): Likewise.
21312 (build7_stat): Re-write to be build6_stat.
21313 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
21314 (SSA_VAR_P): Adjust.
21315 (struct tree_memory_tag): Remove.
21316 (struct tree_memory_partition_tag): Likewise.
21317 (union tree_node): Adjust.
21318 (build7): Re-write to be build6.
21319 * tree-pass.h (pass_reset_cc_flags): Remove.
21320 (TODO_update_address_taken): New flag.
21321 (pass_simple_dse): Remove.
21322 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21323 * params.h (MAX_ALIASED_VOPS): Remove.
21324 (AVG_ALIASED_VOPS): Likewise.
21325 * omp-low.c (expand_omp_taskreg): Update SSA form.
21326 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21327 aliases the lhs in a copy stmt.
21328 * tree-ssa-dse.c (struct address_walk_data): Remove.
21329 (memory_ssa_name_same): Likewise.
21330 (memory_address_same): Likewise.
21331 (get_kill_of_stmt_lhs): Likewise.
21332 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21333 unused stores. Look through PHI nodes into post-dominated regions.
21334 (dse_optimize_stmt): Simplify. Properly remove stores.
21335 (tree_ssa_dse): Compute dominators.
21336 (execute_simple_dse): Remove.
21337 (pass_simple_dse): Likewise.
21338 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21339 gimple_loaded_syms and gimple_stored_syms computation.
21340 * toplev.c (dump_memory_report): Dump alias and pta stats.
21341 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21342 (vn_reference_eq): Likewise.
21343 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21344 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21345 valueize_vuses): Remove.
21346 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21347 (get_def_ref_stmt_vuse): ... this.
21348 (vn_reference_lookup_2): New function.
21349 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21350 walking equivalent vuses. Simplify.
21351 (vn_reference_lookup): Likewise.
21352 (vn_reference_insert): Likewise.
21353 (vn_reference_insert_pieces): Likewise.
21354 (visit_reference_op_call): Simplify.
21355 (visit_reference_op_load): Likewise.
21356 (visit_reference_op_store): Likewise.
21357 (init_scc_vn): Remove shared_lookup_vuses initialization.
21358 (free_scc_vn): Remove shared_lookup_vuses freeing.
21359 (sort_vuses, sort_vuses_heap): Remove.
21360 (get_ref_from_reference_ops): Export.
21361 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21362 vector with single vuse pointer.
21363 (vn_reference_lookup_pieces, vn_reference_lookup,
21364 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21365 (shared_vuses_from_stmt): Remove.
21366 (get_ref_from_reference_ops): Declare.
21367 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21368 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21369 memory-tag related code.
21370 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21371 (likely_value): Add comment, skip static-chain of call statements.
21372 (surely_varying_stmt_p): Adjust.
21373 (gimplify_and_update_call_from_tree): Likewise.
21374 (execute_fold_all_builtins): Do not rebuild alias info.
21375 (gimplify_and_update_call_from_tree): Properly update VOPs.
21376 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21377 (copy_ref_info): Remove memory-tag related code.
21378 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21379 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21380 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21382 * tree-ssa-dom.c (gimple_p): Remove typedef.
21383 (eliminate_redundant_computations): Adjust.
21384 (record_equivalences_from_stmt): Likewise.
21385 (avail_expr_hash): Likewise.
21386 (avail_expr_eq): Likewise.
21387 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21388 (stmt_makes_single_load): Likewise.
21389 (stmt_makes_single_store): Likewise.
21390 * tree-ssa-alias.c: Rewrite completely.
21391 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21392 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21393 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21394 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21395 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21396 Remove public functions.
21397 (pass_reset_cc_flags): Remove.
21398 (pass_build_alias): Move ...
21399 * tree-ssa-structalias.c (pass_build_alias): ... here.
21400 * tree-ssa-alias.c (may_be_aliased): Move ...
21401 * tree-flow-inline.h (may_be_aliased): ... here.
21402 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21403 count_uses_and_derefs): Move ...
21404 * gimple.c: ... here.
21405 * gimple.h (count_uses_and_derefs): Declare.
21406 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21407 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21408 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21409 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21410 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21411 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21412 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21414 * tree-dfa.c (refs_may_alias_p): Move ...
21415 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21416 * tree-ssa-alias.h: New file.
21417 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21418 (statement_sink_location): Likewise.
21419 * opts.c (decode_options): Do not adjust max-aliased-vops or
21420 avg-aliased-vops values.
21421 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21422 (TV_CALL_CLOBBER): Likewise.
21423 (TV_FLOW_SENSITIVE): Likewise.
21424 (TV_FLOW_INSENSITIVE): Likewise.
21425 (TV_MEMORY_PARTITIONING): Likewise.
21426 (TV_ALIAS_STMT_WALK): New timevar.
21427 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21428 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21429 (get_address_description): Remove memory-tag related code.
21430 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21431 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21432 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21433 and immediate uses in statements. Document.
21434 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21435 (dump_symbols): Remove.
21436 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21437 * alias.c (get_deref_alias_set): New function split out from ...
21438 (get_alias_set): ... here.
21439 * alias.h (get_deref_alias_set): Declare.
21440 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21441 type parameter. Remove restrict pointer handling. Create a
21442 ref-all pointer in case type-based alias sets do not conflict.
21443 (vect_analyze_data_refs): Remove SMT related code.
21444 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21445 (vectorizable_load): Likewise.
21446 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21447 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21448 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21449 Ignore vops and SMTs.
21450 (dr_analyze_alias): Likewise..
21451 (free_data_ref): Likewise.
21452 (create_data_ref): Likewise.
21453 (analyze_all_data_dependences): Likewise.
21454 (get_references_in_stmt): Adjust.
21455 * tree-flow-inline.h (gimple_aliases_computed_p,
21456 gimple_addressable_vars, gimple_call_clobbered_vars,
21457 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21458 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21459 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21460 gimple_mem_ref_stats): Remove.
21461 (gimple_vop): New function.
21462 (op_iter_next_use): Remove vuses and mayuses cases.
21463 (op_iter_next_def): Remove vdefs case.
21464 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21465 (clear_and_done_ssa_iter): Do not set removed fields.
21466 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21467 Assert we are not iterating over vuses or vdefs if not also
21468 iterating over uses or defs.
21469 (op_iter_init_use): Likewise.
21470 (op_iter_init_def): Likewise.
21471 (op_iter_next_vdef): Remove.
21472 (op_iter_next_mustdef): Likewise.
21473 (op_iter_init_vdef): Likewise.
21474 (compare_ssa_operands_equal): Likewise.
21475 (link_use_stmts_after): Handle vuse operand.
21476 (is_call_used): Use is_call_clobbered.
21477 (is_call_clobbered): Global variables are always call clobbered,
21478 query the call-clobbers bitmap.
21479 (mark_call_clobbered): Ignore global variables.
21480 (clear_call_clobbered): Likewise.
21481 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21482 virtual operands sanity check.
21483 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21485 (TARGET_MEM_REF): Remove TMR_TAG operand.
21486 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21487 Remove call-clobber related code.
21488 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21489 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21490 partitions or escape reason.
21491 (get_single_def_stmt, get_single_def_stmt_from_phi,
21492 get_single_def_stmt_with_phi): Remove.
21493 (dump_referenced_vars): Tidy.
21494 (get_ref_base_and_extent): Allow bare decls.
21495 (collect_dfa_stats): Adjust.
21496 * graphite.c (rename_variables_in_stmt): Adjust.
21497 (graphite_copy_stmts_from_block): Likewise.
21498 (translate_clast): Likewise.
21499 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21501 (translate_vuse_through_block): Use the oracle.
21502 (phi_translate_1): Adjust.
21503 (value_dies_in_block_x): Use the oracle. Cache the outcome
21505 (valid_in_sets): Check if the VUSE for
21506 a REFERENCE is available.
21507 (eliminate): Do not remove stmts during elimination,
21508 instead queue and remove them afterwards.
21509 (do_pre): Do not rebuild alias info.
21510 (pass_pre): Run TODO_rebuild_alias before PRE.
21511 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21512 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21513 (mark_all_v_defs_stmt): Remove.
21514 (mark_all_v_defs_seq): Adjust.
21515 (sra_replace): Likewise.
21516 (scalarize_use): Likewise.
21517 (scalarize_copy): Likewise.
21518 (scalarize_init): Likewise.
21519 (scalarize_ldst): Likewise.
21520 (todoflags): Remove.
21521 (tree_sra): Do not rebuild alias info.
21522 (tree_sra_early): Adjust.
21523 (pass_sra): Run TODO_update_address_taken before SRA.
21524 * tree-predcom.c (set_alias_info): Remove.
21525 (prepare_initializers_chain): Do not call it.
21526 (mark_virtual_ops_for_renaming): Adjust.
21527 (mark_virtual_ops_for_renaming_list): Remove.
21528 (initialize_root_vars): Adjust.
21529 (initialize_root_vars_lm): Likewise.
21530 (prepare_initializers_chain): Likewise.
21531 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21532 (may_propagate_copy_into_stmt): Likewise.
21533 (merge_alias_info): Do nothing for now.
21534 (propagate_tree_value_into_stmt): Adjust.
21535 (stmt_may_generate_copy): Likewise.
21536 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21537 not mark symbols for renaming.
21538 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21539 with the same statement, make sure to update the new pointed-to one.
21540 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21541 call statements, do not mark symbols for renaming.
21542 (mark_operand_necessary): Dump something.
21543 (ref_may_be_aliased): New function.
21544 (mark_aliased_reaching_defs_necessary_1): New helper function.
21545 (mark_aliased_reaching_defs_necessary): Likewise.
21546 (mark_all_reaching_defs_necessary_1): Likewise.
21547 (mark_all_reaching_defs_necessary): Likewise.
21548 (propagate_necessity): Do not process virtual PHIs. For
21549 non-aliased loads mark all reaching definitions as necessary.
21550 For aliased loads and stores mark the immediate dominating
21551 aliased clobbers as necessary.
21552 (visited): New global static.
21553 (perform_tree_ssa_dce): Free visited bitmap after propagating
21555 (remove_dead_phis): Perform simple dead virtual PHI removal.
21556 (remove_dead_stmt): Properly unlink virtual operands when
21558 (eliminate_unnecessary_stmts): Schedule PHI removal after
21560 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21561 (process_replaceable): Likewise.
21562 (find_replaceable_in_bb): Likewise.
21563 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21564 based on the single gimple vop.
21565 (verify_flow_insensitive_alias_info): Remove.
21566 (verify_flow_sensitive_alias_info): Likewise.
21567 (verify_call_clobbering): Likewise.
21568 (verify_memory_partitions): Likewise.
21569 (verify_alias_info): Likewise.
21570 (verify_ssa): Adjust..
21571 (execute_update_addresses_taken): Export. Update SSA
21572 manually. Optimize only when optimizing. Use a local bitmap.
21573 (pass_update_address_taken): Remove TODO_update_ssa, add
21575 (pass_update_address_taken): Just use TODO_update_address_taken.
21576 (init_tree_ssa): Do not initialize addressable_vars.
21577 (verify_ssa): Verify new VUSE / VDEF properties.
21578 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21579 Do not call verify_alias_info.
21580 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21581 Do not free the loaded and stored syms bitmaps. Reset the escaped
21582 and callused solutions. Do not free addressable_vars.
21583 Remove memory-tag related code.
21584 (warn_uninitialized_var): Aliases are always available.
21585 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21586 * lambda-code.c (can_put_in_inner_loop): Adjust.
21587 (can_put_after_inner_loop): Likewise.
21588 (perfect_nestify): Likewise.
21589 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21590 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21591 (vectorizable_conversion): Do not mark symbols for renaming.
21592 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21593 (expand_call_inline): Unlink the calls virtual operands before
21595 (tree_function_versioning): Do not call update_ssa if we are not
21596 updating clones. Simplify.
21597 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21598 (propagate_with_phi): Likewise..
21599 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21600 clobber code. Assert we are not aliased or global.
21601 * tree-flow.h: Include tree-ssa-alias.h
21602 (enum escape_type): Remove.
21603 (struct mem_sym_stats_d): Likewise.
21604 (struct mem_ref_stats_d): Likewise.
21605 (struct gimple_df): Add vop member. Remove global_var,
21606 call_clobbered_vars, call_used_vars, addressable_vars,
21607 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21608 escaped and callused members.
21609 (struct ptr_info_def): Remove all members, add points-to solution
21611 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21612 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21613 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21614 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21615 (tree-ssa-alias.o): Likewise.
21616 (toplev.o): Add tree-ssa-alias.h
21617 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21618 * gimple.c (gimple_set_bb): Fix off-by-one error.
21619 (is_gimple_reg): Do not handle memory tags.
21620 (gimple_copy): Also copy virtual operands.
21621 Delay updating the statement. Do not reset loaded and stored syms.
21622 (gimple_set_stored_syms): Remove.
21623 (gimple_set_loaded_syms): Likewise.
21624 (gimple_call_copy_skip_args): Copy the virtual operands
21625 and mark the new statement modified.
21626 * tree-ssa-structalias.c (may_alias_p): Remove.
21627 (set_uids_in_ptset): Take the alias set to prune with as
21628 parameter. Fold in the alias test of may_alias_p.
21629 (compute_points_to_sets): Compute whether a ptr is dereferenced
21630 in a local sbitmap.
21631 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21632 other ADDRESSOF constraints on the lhs.
21633 (get_constraint_for_component_ref): Assert that we don't get
21634 ADDRESSOF constraints from the base of the reference.
21635 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21636 (struct variable_info): Remove collapsed_to member.
21637 (get_varinfo_fc): Remove.
21638 (new_var_info): Do not set collapsed_to.
21639 (dump_constraint): Do not follow cycles.
21640 (dump_constraint_graph): Likewise.
21641 (build_pred_graph): Likewise.
21642 (build_succ_graph): Likewise.
21643 (rewrite_constraints): Likewise.
21644 (do_simple_structure_copy): Remove.
21645 (do_rhs_deref_structure_copy): Remove.
21646 (do_lhs_deref_structure_copy): Remove.
21647 (collapse_rest_of_var): Remove.
21648 (do_structure_copy): Re-implement.
21649 (pta_stats): New global variable.
21650 (dump_pta_stats): New function.
21651 (struct constraint_expr): Make offset signed.
21652 (UNKNOWN_OFFSET): Define special value.
21653 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21654 (solution_set_expand): New helper function split out from ...
21655 (do_sd_constraint): ... here.
21656 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21657 (do_ds_constraint): Likewise.
21658 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21659 and CALLUSED = *CALLUSED.
21660 (set_union_with_increment): Make inc argument signed.
21661 (type_safe): Remove.
21662 (get_constraint_for_ptr_offset): Handle unknown and negative
21664 (first_vi_for_offset): Handle offsets before start. Bail
21665 out early for offsets beyond the variable extent.
21666 (first_or_preceding_vi_for_offset): New function.
21667 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21668 Together with ESCAPED = *ESCAPED this properly computes reachability.
21669 (find_what_var_points_to): New function.
21670 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21671 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21672 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21673 pt_solutions_intersect): New functions.
21674 (compute_call_used_vars): Remove.
21675 (compute_may_aliases): New main entry into PTA computation.
21676 * gimple.h (gimple_p): New typedef.
21677 (struct gimple_statement_base): Remove references_memory_p.
21678 (struct gimple_statement_with_memory_ops_base): Remove
21679 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21681 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21682 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21683 gimple_set_references_memory): Remove.
21684 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21685 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21687 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21688 (verify_expr): Allow RESULT_DECL.
21689 (gimple_duplicate_bb): Do not copy virtual operands.
21690 (gimple_duplicate_sese_region): Adjust.
21691 (gimple_duplicate_sese_tail): Likewise.
21692 (mark_virtual_ops_in_region): Remove.
21693 (move_sese_region_to_fn): Do not call it.
21694 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21695 and pass_simple_dse.
21696 (execute_function_todo): Handle TODO_update_address_taken,
21697 call execute_update_addresses_taken for TODO_rebuild_alias.
21698 (execute_todo): Adjust.
21699 (execute_one_pass): Init dump files early.
21700 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21702 (create_general_new_stmt): Clear vops.
21703 * tree-ssa-reassoc.c (get_rank): Adjust.
21704 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21705 symbols for renaming.
21706 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21707 (PARAM_AVG_ALIASED_VOPS): Likewise.
21708 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21709 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21710 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21711 (operand_build_cmp, copy_virtual_operands,
21712 create_ssa_artificial_load_stmt, add_to_addressable_set,
21713 gimple_add_to_addresses_taken): Remove public functions.
21714 (unlink_stmt_vdef): New function.
21716 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21718 * config.gcc (powerpc-*-linux*): Merge variants.
21720 2009-04-02 Chao-ying Fu <fu@mips.com>
21721 James Grosbach <james.grosbach@microchip.com>
21723 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21724 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21726 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21727 keep_interrupts_masked_p, use_debug_exception_return_p.
21728 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21729 keep_interrupts_masked, use_debug_exception_return.
21730 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21731 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21733 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21734 (mips_print_operand): Process COP0 registers to print $0 .. $31
21735 correctly for GAS to process.
21736 (mips_interrupt_extra_call_saved_reg_p): New function.
21737 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21739 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21740 (mips_compute_frame_info): Add supports for interrupt context that
21741 includes doubleword accumulators and COP0 registers.
21742 (mips_for_each_saved_acc): New function.
21743 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21744 mips_for_each_saved_reg.
21745 (mips_save_reg): Save accumulators.
21746 (mips_kernel_reg_p): A new for_each_rtx callback.
21747 (mips_expand_prologue): Support interrupt handlers.
21748 (mips_restore_reg): Restore accumulators.
21749 (mips_expand_epilogue): Support interrupt handlers.
21750 (mips_can_use_return_insn): Return false for interrupt handlers.
21751 (mips_epilogue_uses): New function.
21752 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21753 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21754 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21755 cop0_move): New instructions.
21756 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21757 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21759 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21761 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21762 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21763 interrupt handlers, we use K0 as the temporary register.
21764 (EPILOGUE_USES): Change to a function call.
21765 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21766 handlers, we use K0 as the temporary register.
21768 * doc/extend.texi (Function Attributes): Document interrupt,
21769 use_shadow_register_set, keep_interrupts_masked,
21770 use_debug_exception_return for MIPS attributes.
21772 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21774 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21775 Remove a number of t-files from tmake_file.
21776 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21777 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21778 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21779 target_prototype, not TARGET_PROTOTYPE.
21780 (LINK_OS_GNU_SPEC): Define.
21781 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21782 and darwin-ldoubdle.c.
21784 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21787 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21788 (cpp_options): Ditto.
21789 (default_compilers): Ditto.
21790 (display_help): Ditto.
21791 (process_command): Ditto.
21792 (do_spec_1): Ditto.
21793 (set_input): Use lbasename instead of duplicate code.
21794 (save_temps_prefix): New static for -save-temps=obj.
21795 (save_temps_length): Ditto.
21797 * doc/invoke.texi (-save-temps=obj): Document new variant to
21798 -save-temps switch.
21800 2009-04-02 Jeff Law <law@redhat.com>
21802 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21805 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21807 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21808 * configure: Regenerated.
21810 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21812 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21813 share the argument list.
21815 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21819 2009-02-12 Diego Novillo <dnovillo@google.com>
21821 * varpool.c (debug_varpool): New.
21822 * cgraph.h (debug_varpool): Declare.
21824 2009-04-02 Jan Hubicka <jh@suse.cz>
21826 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21829 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21831 * config/i386/i386.c (ix86_abi): Move initialization to ...
21832 (override_options): Here.
21834 2009-04-02 Christian Bruel <christian.bruel@st.com>
21836 * config/sh/sh.c (sh_dwarf_register_span): New function.
21837 (TARGET_DWARF_REGISTER_SPAN): Define.
21838 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21840 2009-04-02 Ira Rosen <irar@il.ibm.com>
21842 PR tree-optimization/39595
21843 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21844 interleaved loads group is not greater than the SLP group size.
21846 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21848 * builtins.c (is_builtin_name): New.
21849 (called_as_built_in): Use is_builtin_name.
21850 * tree.h (is_builtin_name): New.
21851 * varasm.c (incorporeal_function_p): Use is_builtin_name
21853 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21855 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21857 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21860 * c-decl.c (clone_underlying_type): Move this ...
21861 * c-common.c (set_underlying_type): ... here.
21862 Also, make sure the function properly sets TYPE_STUB_DECL() on
21863 the newly created typedef variant type.
21864 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21865 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21868 2009-04-02 Richard Guenther <rguenther@suse.de>
21870 PR tree-optimization/37221
21871 * tree-flow.h (degenerate_phi_result): Declare.
21872 * tree-ssa-dom.c (degenerate_phi_result): Export.
21873 * tree-scalar-evolution.c (analyze_initial_condition): If
21874 the initial condition is defined by a degenerate PHI node
21875 use the degenerate value.
21877 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21879 PR rtl-optimization/39588
21880 * combine.c (merge_outer_ops): Do not set the constant when this
21882 (simplify_shift_const_1): Do not modify it either in this case.
21884 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21886 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21887 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21889 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21892 * c-lex.c (interpret_float): Default (no suffix) is double.
21894 2009-04-1 Xinliang David Li <davidxl@google.com>
21896 * config/i386/i386.c (legitimate_constant_p): Recognize
21897 all one vector constant.
21899 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21901 * config/vax/vax.c: Add #includes to silence warnings.
21902 Change #include order to silence two warnings.
21904 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21906 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21907 (ASM_SPEC): Pass -k to the assembler for PIC code.
21909 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21911 * config.gcc: Add vax-*-linux* to the switch.
21912 * config/vax/linux.h: New file. (TARGET_VERSION,
21913 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21915 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21917 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21918 Use predicate macros instead of GET_CODE() == foo.
21919 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21920 ashlsi3, rotrsi3, <unnamed>): Likewise.
21922 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21924 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21925 jbbccihi, jbbccisi): Remova trailing whitespace.
21926 * config/vax/constraints.md: Likewise.
21927 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21928 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21929 * config/vax/predicates.md: Likewise.
21930 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21931 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21932 * config/vax/vax.h: Likewise.
21933 * config/vax/vax.md (nonlocal_goto): Likewise.
21935 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21937 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21938 (indirectable_address_p, adjacent_operands_p): Add spaces around
21940 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21942 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21944 * config/vax/vax.c (legitimate_constant_address_p,
21945 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21946 index_term_p, reg_plus_index_p, legitimate_address_p,
21947 vax_mode_dependent_address_p): Update comments to match functions
21948 modified by the recent int->bool conversion.
21950 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21952 * config/vax/builtins.md: Update copyright message.
21953 * config/vax/constraints.md: Likewise.
21954 * config/vax/netbsd-elf.h: Likewise.
21955 * config/vax/predicates.md: Likewise.
21956 * config/vax/vax-protos.h: Likewise.
21957 * config/vax/vax.c: Likewise.
21958 * config/vax/vax.h: Likewise.
21959 * config/vax/vax.md: Likewise.
21960 * config/vax/vax.opt: Likewise.
21962 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21964 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21965 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21966 * config/vax/constraints.md (B, R): Likewise.
21967 * config/vax/predicates.md (external_memory_operand,
21968 nonimmediate_addsub_di_operand): Likewise.
21969 * config/vax/vax.c (vax_output_int_add): Likewise.
21970 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21971 untyped_call): Likewise.
21973 2009-04-01 Matt Thomas <matt@3am-software.com>
21975 * config/vax/predicates.md: New file.
21976 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21977 external_const_operand, nonsymbolic_operand, external_memory_operand,
21978 indirect_memory_operand, indexed_memory_operand,
21979 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21980 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21982 * config/vax/constraints.md: New file.
21983 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21985 * config/vax/builtins.md: New file.
21986 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21987 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21989 * config/vax/vax.opt (mqmath): Add option.
21990 * config/vax/vax.md (isfx): Extend with DI.
21991 (VAXintQH, VAXintQHSD): Define.
21992 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21993 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21994 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21995 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21996 (movdi): Update constraints and use vax_output_int_move().
21997 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21998 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21999 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
22000 nonlocal_goto): New.
22001 (mov<mode>): Extend accepted operand types.
22002 (subdi3_old): Rename from subdi3, change update constraints and use
22003 a new implementation.
22004 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
22005 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
22006 MOVE_RATIO, CLEAR_RATIO): Define.
22007 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
22008 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
22009 (PRINT_OPERAND): Redefine using a function instead of inlined code.
22010 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
22011 (split_quadword_operands): Make static and really allow variable
22013 (print_operand_address): Update for PIC generation.
22014 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
22015 indexable_address_p, fixup_mathdi_operand,
22016 vax_expand_addsub_di_operands, adjacent_operands_p): New.
22017 (vax_float_literal, legitimate_constant_p,
22018 indirectable_constant_address_p, index_term_p,
22019 reg_plus_index_p): Return bool instead of int.
22020 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
22022 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
22024 (vax_output_conditional_branch): Indent.
22025 (legitimate_constant_address_p, indirectable_constant_address_p,
22026 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
22027 vax_mode_dependent_address_p): Return bool instead of int, update for
22029 * config/vax/vax-protos.h (legitimate_constant_address_p,
22030 legitimate_constant_p, legitimate_address_p,
22031 vax_mode_dependent_address_p): Change declaration to bool.
22032 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
22033 vax_expand_addsub_di_operands, vax_output_int_subtract,
22034 vax_output_movmemsi): Declare.
22035 (split_quadword_operands, vax_float_literal): Delete declaration.
22036 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
22037 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
22038 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
22039 ASM_OUTPUT_DWARF_PCREL): Define.
22040 (ASM_SPEC): Change definition to allow PIC generation.
22042 2009-04-01 Steve Ellcey <sje@cup.hp.com>
22044 * doc/sourcebuild.texi: Update front-end requirements.
22046 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22049 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
22050 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
22051 (booldi3_internal3): Use boolean_or_operator instead of
22054 2009-04-01 Joseph Myers <joseph@codesourcery.com>
22057 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
22058 declarator whose size is not an integer constant expression but
22059 folds to an integer constant, then treat it as a constant
22062 2009-04-01 Richard Guenther <rguenther@suse.de>
22064 * fold-const.c (fold_plusminus_mult_expr): Do not fold
22065 i * 4 + 2 to (i * 2 + 1) * 2.
22067 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22070 * c-parser.c (c_parser_asm_statement): Skip until close paren and
22071 return if c_parser_asm_string_literal returned NULL.
22073 2009-04-01 Nick Clifton <nickc@redhat.com>
22075 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
22077 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
22078 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
22079 other typedefs to avoid conflicts with libgcc2.c. Define labels
22080 to gain 16-bit bit-manipulation functions from libgcc2.c and then
22082 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
22083 to gain 16-bit trapping arithmetic functions from libgcc2.c and
22086 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
22088 * varasm.c (default_function_rodata_section): Declare DOT as
22091 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
22092 Andrey Galkin <agalkin@hypercom.com>
22095 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
22096 Make object_name unique for each process.
22098 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22101 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
22102 addressable variables in the parallel that could go out of scope while
22103 running queued tasks.
22105 2009-04-01 Anatoly Sokolov <aesok@post.ru>
22107 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
22108 (CASE_VALUES_THRESHOLD): Redefine.
22109 * config/avr/avr.c (avr_override_options): Remove initialization of
22110 avr_case_values_threshold variable.
22111 (avr_case_values_threshold): Remove variable. Add new function.
22112 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
22113 * config/avr/avr.opt (mno-tablejump): Remove option.
22114 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
22116 2009-04-01 DJ Delorie <dj@redhat.com>
22118 * varasm.c (default_function_rodata_section): Don't assume
22119 anything about where the first '.' in the section name is.
22121 2009-04-01 Alan Modra <amodra@bigpond.net.au>
22123 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
22124 rs6000_emit_stack_tie.
22126 2009-03-31 Ian Lance Taylor <iant@google.com>
22128 * tree-eh.c (tree_remove_unreachable_handlers): Compare
22129 gimple_code with GIMPLE_RESX, not RESX.
22131 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22133 * c-common.c (c_get_ident): New.
22134 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
22136 2009-04-01 Ben Elliston <bje@au.ibm.com>
22138 * config/rs6000/sysv4.opt (msdata): Improve option description.
22140 2009-03-31 Steve Ellcey <sje@cup.hp.com>
22142 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
22143 (divdf3_internal_lat): Remove.
22144 (divxf3_internal_lat): Remove.
22145 (divxf3_internal_thr): Remove.
22146 (divxf): Use divxf3_internal.
22147 * config/ia64/div.md (divsf3_internal_lat): New.
22148 (divdf3_internal_lat): New.
22149 (divxf3_internal): New.
22151 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22154 * Makefile.in (USE_GCC_STDINT): Define.
22155 (stmp-int-hdrs): Install stdint.h if applicable.
22156 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
22158 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
22159 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
22160 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22161 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22162 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22163 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22164 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22165 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22166 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22167 (c_common_nodes_and_builtins): Initialize
22168 underlying_wchar_type_node. Do not initialize
22169 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
22170 nodes for new types.
22171 (c_stddef_cpp_builtins): Define macros for new types.
22172 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
22174 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
22175 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
22176 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
22177 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
22178 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
22179 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
22180 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
22181 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
22182 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
22183 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
22184 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
22185 int16_type_node, int32_type_node, int64_type_node,
22186 uint8_type_node, uint16_type_node, c_uint32_type_node,
22187 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
22188 int_least32_type_node, int_least64_type_node,
22189 uint_least8_type_node, uint_least16_type_node,
22190 uint_least32_type_node, uint_least64_type_node,
22191 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
22192 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
22193 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
22194 uintptr_type_node): Define.
22195 * c-cppbuiltin.c (builtin_define_constants,
22196 builtin_define_type_minmax): New.
22197 (builtin_define_stdint_macros): Define more macros.
22198 (c_cpp_builtins): Define more limit macros.
22199 (type_suffix): New.
22200 (builtin_define_type_max): Define in terms of
22201 builtin_define_type_minmax. Remove is_long parameter. All
22203 * config.gcc (use_gcc_stdint): Define.
22204 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
22205 Add newlib-stdint.h for generic targets.
22206 * config/glibc-stdint.h, config/newlib-stdint.h,
22207 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
22208 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
22209 * config/score/score.h (UINTPTR_TYPE): Define.
22210 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22211 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22212 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22213 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22214 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22215 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22216 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22217 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22218 * config/spu/spu.h (STDINT_LONG32): Define.
22219 * configure.ac (use_gcc_stdint): Substitute.
22220 * configure: Regenerate.
22221 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
22222 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
22223 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
22224 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
22225 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
22226 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
22227 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
22228 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
22229 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
22230 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
22231 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
22232 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
22233 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
22234 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
22235 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
22236 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
22237 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
22238 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
22239 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
22240 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
22241 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
22242 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
22243 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22244 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22245 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22246 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22247 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22248 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22249 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
22251 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
22253 * loop-iv.c (suitable_set_for_replacement): Renamed from
22254 simplify_using_assignment; changed to return bool and to accept new
22255 args DEST and SRC. Return true iff we find a source/destination pair
22256 that can be used to make a replacement, and fill SRC and DEST if so.
22257 Remove arg ALTERED. Don't deal with altered regs here. All callers
22259 (simplify_using_initial_values): Deal with altered regs here and track
22260 more precisely the effect they have on the validity of our expression.
22262 * loop-iv.c (simplify_using_condition): A condition of the form
22263 (EQ REG CONST) can be used to simply make a substitution.
22264 (simplify_using_initial_values): Keep track of conditions we have seen
22265 and keep using them to simplify new expressions, while applying the
22266 same substitutions to them as to the expression.
22268 * simplify-rtx.c (simplify_relational_operation_1): Simplify
22269 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
22272 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
22273 changed. Use this when trying to improve the upper bound.
22274 Generate the comparison by using simplify_gen_relational.
22276 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
22278 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
22280 (simplify_using_assignment, simplify_using_initial_values): Call
22281 replace_in_expr to make replacements. Call replace_single_def_regs
22282 once on the initial version of the expression.
22284 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22287 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
22289 2009-03-31 Richard Guenther <rguenther@suse.de>
22291 PR middle-end/31029
22292 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
22293 equality comparisons. Fold C - X CMP X if C % 2 == 1.
22295 2009-03-31 Richard Guenther <rguenther@suse.de>
22297 * tree.h (div_if_zero_remainder): Declare.
22298 * fold-const.c (div_if_zero_remainder): Export.
22299 * tree-ssa-forwprop.c
22300 (forward_propagate_addr_into_variable_array_index): Handle
22301 constant array index addition outside of the variable index.
22303 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22306 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
22307 define_splits, floatunssi<mode>2): Require x87 conversions from
22308 DImode to be permitted.
22310 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22312 PR preprocessor/15638
22313 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
22315 2009-03-31 Richard Guenther <rguenther@suse.de>
22317 PR middle-end/23401
22318 PR middle-end/27810
22319 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
22320 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22321 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22322 a separate statement.
22323 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22324 (lookup_tmp_var): Likewise.
22325 (is_gimple_formal_tmp_or_call_rhs): Remove.
22326 (is_gimple_reg_or_call_rhs): Rename to ...
22327 (is_gimple_reg_rhs_or_call): ... this.
22328 (is_gimple_mem_or_call_rhs): Rename to ...
22329 (is_gimple_mem_rhs_or_call): ... this.
22330 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22331 DECL_GIMPLE_REG_P only if is_formal is true.
22332 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22333 for non-proper post-modify expression gimplification.
22334 (gimplify_self_mod_expr): For post-modify expressions gimplify
22335 the lvalue to a minimal lvalue.
22336 (rhs_predicate_for): Remove formal temp case.
22337 (gimplify_modify_expr_rhs): Likewise.
22338 (gimplify_addr_expr): Use is_gimple_reg.
22339 (gimplify_expr): Remove formal temp cases.
22340 (gimple_regimplify_operands): Likewise.
22341 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22342 and FILTER_EXPR like constants.
22343 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22345 (is_gimple_formal_tmp_rhs): Remove.
22346 (is_gimple_reg_rhs): Remove special casing.
22347 (is_gimple_mem_rhs): Fix.
22348 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22349 (is_gimple_formal_tmp_var): Remove.
22350 (is_gimple_formal_tmp_reg): Likewise.
22351 (is_gimple_min_lval): Allow invariant component ref parts.
22352 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22353 is_gimple_formal_tmp_reg): Remove declarations.
22354 * tree-cfg.c (verify_expr): Verify that variables with address
22355 taken do not have DECL_GIMPLE_REG_P set.
22356 * tree-mudflap.c (mf_build_check_statement_for): Use
22357 force_gimple_operand instead of gimplify_expr.
22359 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22361 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22362 schedulable rows to compute_split_row.
22364 2009-03-31 Ben Elliston <bje@au.ibm.com>
22367 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22370 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22372 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22373 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22374 * configure: Regenerate.
22375 * config.in: Regenerate.
22376 * config/rs6000/rs6000.opt (mtls-markers): Add.
22377 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22378 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22379 (tls_ld_aix, tls_ld_sysv): Likewise.
22380 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22381 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22383 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22385 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22387 2009-03-30 Jan Hubicka <jh@suse.cz>
22389 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22391 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22392 detection and label handling.
22394 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22396 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22397 left_conflicts_size.
22398 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22399 ALLOCNO_LEFT_CONFLICTS_SIZE.
22401 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22402 remove_allocno_from_bucket_and_push,
22403 allocno_spill_priority_compare, push_allocnos_to_stack,
22404 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22405 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22406 (setup_allocno_left_conflicts_num): Ditto. Rename to
22407 setup_allocno_left_conflicts_size.
22408 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22409 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22410 setup_allocno_left_conflicts_size instead of
22411 setup_allocno_left_conflicts_num.
22413 * ira-build.c (ira_create_allocno): Use
22414 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22415 ALLOCNO_LEFT_CONFLICTS_NUM.
22417 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22419 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22420 instead of DF_LR_OUT.
22422 * ira-lives.c (process_bb_node_lives): Ditto.
22424 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22425 instead of DF_LR_{OUT,IN}.
22427 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22429 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22431 2009-03-30 Jan Hubicka <jh@suse.cz>
22433 * except.c (label_to_region_map): Fix thinko.
22435 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22437 PR middle-end/38237
22438 * tree.h (tree_find_value): New declaration.
22439 * tree.c (tree_find_value): New function.
22440 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22442 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22445 * c-decl.c (struct c_binding): Add locus field.
22446 (bind): Add locus argument, set locus field from it.
22447 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22448 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22449 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22450 implicitly_declare, undeclared_variable, lookup_label,
22451 declare_label, c_make_fname_decl, c_builtin_function,
22452 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22455 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22458 * config/i386/i386.c (classify_argument): Check total size of
22461 2009-03-30 Martin Jambor <mjambor@suse.cz>
22463 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22464 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22465 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22468 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22469 seen_variable_array_ref while also traversing a union.
22471 * tree-inline.c (optimize_inline_calls): Do not call
22472 cgraph_node_remove_callees.
22473 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22474 (pass_remove_cgraph_callee_edges): New variable.
22475 * passes.c (init_optimization_passes): Add
22476 pass_remove_cgraph_callee_edges after early inlining and before all
22477 late intraprocedural passes.
22479 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22481 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22483 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22484 Fix typos in names.
22486 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22488 * combine.c (simplify_comparison): Use have_insn_for.
22489 * dojump.c (do_jump): Likewise.
22491 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22493 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22494 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22495 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22496 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22497 instead of sparc_compare_emitted.
22498 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22499 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22500 instead of sparc_compare_emitted.
22502 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22504 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22505 enter/exit cfglayout mode.
22506 (pass_partition_block): Require it.
22507 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22508 (combine_instructions): Track basic blocks instead of labels.
22509 (update_cfg_for_uncondjump): New.
22510 (try_combine): Use it. Update jumps after rescanning.
22511 (pass_combine): Require PROP_cfglayout.
22512 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22514 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22516 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22517 Provide/destroy PROP_cfglayout respectively.
22518 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22519 * tree-pass.h (PROP_cfglayout): New.
22521 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22523 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22524 fold_convert_const_fixed_from_fixed,
22525 fold_convert_const_fixed_from_int,
22526 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22527 set TREE_CONSTANT_OVERFLOW.
22528 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22529 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22531 2009-03-30 Ira Rosen <irar@il.ibm.com>
22533 * tree-vect-loop-manip.c: New file.
22534 * tree-vectorizer.c: Update documentation and included files.
22535 (vect_loop_location): Make extern.
22536 (rename_use_op): Move to tree-vect-loop-manip.c
22537 (rename_variables_in_bb, rename_variables_in_loop,
22538 slpeel_update_phis_for_duplicate_loop,
22539 slpeel_update_phi_nodes_for_guard1,
22540 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22541 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22542 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22543 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22544 find_loop_location): Likewise.
22545 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22546 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22547 get_vectype_for_scalar_type, vect_is_simple_use,
22548 supportable_widening_operation, supportable_narrowing_operation):
22550 (bb_in_loop_p): Move to tree-vect-loop.c.
22551 (new_loop_vec_info, destroy_loop_vec_info,
22552 reduction_code_for_scalar_code, report_vect_op,
22553 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22554 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22555 (vect_supportable_dr_alignment): Likewise.
22556 * tree-vectorizer.h (tree-data-ref.h): Include.
22557 (vect_loop_location): Declare.
22558 Reorganize function declarations according to the new file structure.
22559 * tree-vect-loop.c: New file.
22560 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22561 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22562 * tree-vect-data-refs.c: New file.
22563 * tree-vect-patterns.c (timevar.h): Don't include.
22564 * tree-vect-stmts.c: New file.
22565 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22566 tree-vect-slp.c, tree-vect-loop.c.
22567 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22568 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22569 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22570 (tree-vect-analyze.o): Remove.
22571 (tree-vect-transform.o): Likewise.
22572 (tree-vect-data-refs.o): Add rule.
22573 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22574 tree-vect-slp.o): Likewise.
22575 (tree-vect-patterns.o): Remove redundant dependencies.
22576 (tree-vectorizer.o): Likewise.
22577 * tree-vect-slp.c: New file.
22579 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22581 * optc-gen.awk: Warn if an option flag has multiple different
22584 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22586 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22587 -floop-block): Document dependences on PPL, CLooG and Graphite.
22589 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22591 PR rtl-optimization/323
22592 * c-common.c (c_fully_fold, convert_and_check,
22593 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22594 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22595 * c-common.def (EXCESS_PRECISION_EXPR): New.
22596 * c-cppbuiltin.c (builtin_define_float_constants): Define
22597 constants with enough digits for long double.
22598 * c-lex.c (interpret_float): Interpret constant with excess
22599 precision where appropriate.
22600 * c-opts.c (c_common_post_options): Set
22601 flag_excess_precision_cmdline. Give an error for
22602 -fexcess-precision=standard for C++ for processors where the
22603 option is significant.
22604 * c-parser.c (c_parser_conditional_expression): Handle excess
22605 precision in condition.
22606 * c-typeck.c (convert_arguments): Handle arguments with excess
22608 (build_unary_op): Move excess precision outside operation.
22609 (build_conditional_expr): Likewise.
22610 (build_compound_expr): Likewise.
22611 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22612 (build_modify_expr): Handle excess precision in RHS.
22613 (convert_for_assignment): Handle excess precision in converted
22615 (digest_init, output_init_element, process_init_element): Handle
22616 excess precision in initializer.
22617 (c_finish_return): Handle excess precision in return value.
22618 (build_binary_op): Handle excess precision in operands and add
22619 excess precision as needed for operation.
22620 * common.opt (-fexcess-precision=): New option.
22621 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22622 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22623 For standard excess precision, output explicit conversion to and
22624 truncation from XFmode.
22625 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22626 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22627 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22628 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22629 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22630 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22631 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22632 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22633 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22634 define_splits, sqrt<mode>2): Disable where appropriate for
22635 standard excess precision.
22636 * convert.c (convert_to_real): Do not shorten arithmetic to type
22637 for which excess precision would be used.
22638 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22639 * doc/invoke.texi (-fexcess-precision=): Document option.
22640 (-mfpmath=): Correct index entry.
22641 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22642 flag_excess_precision): New.
22643 * langhooks.c (lhd_post_options): Set
22644 flag_excess_precision_cmdline.
22645 * opts.c (common_handle_option): Handle -fexcess-precision=.
22646 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22647 init_excess_precision): New.
22648 (lang_dependent_init_target): Call init_excess_precision.
22649 * tree.c (excess_precision_type): New.
22650 * tree.h (excess_precision_type): Declare.
22652 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22655 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22656 non-lvalue to component.
22658 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22660 PR preprocessor/34695
22661 * Makefile.in (c-opts.o): Depend on c-tree.h.
22662 * c-common.c: Move down include of diagnostic.h.
22663 (done_lexing, c_cpp_error): New.
22664 * c-common.h (done_lexing): Declare.
22665 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22667 * c-opts.c: Include c-tree.h.
22668 (c_common_init_options): Set preprocessor error callback.
22669 (c_common_handle_option): Do not set preprocessor
22670 inhibit_warnings, warnings_are_errors, warn_system_headers,
22671 pedantic_errors or inhibit_warnings flags.
22672 (c_common_post_options): Do not check cpp_errors (parse_in).
22673 (c_common_finish): Do not output dependencies if there were
22674 errors. Do not check return value of cpp_finish.
22675 * c-ppoutput.c (pp_file_change): Set input_location.
22676 * c-tree.h (c_cpp_error): Declare.
22677 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22679 (diagnostic_build_prefix): Check override_column.
22680 * diagnostic.h (diagnostic_info): Add override_column field.
22681 (diagnostic_override_column): Define.
22683 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22685 * c-common.c (c_expand_expr, c_staticp): Remove.
22686 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22687 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22688 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22689 * c-gimplify.c (gimplify_compound_literal_expr,
22690 optimize_compound_literals_in_ctor): Remove.
22691 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22692 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22693 * c-semantics.c (emit_local_var): Remove.
22695 * langhooks-def.h (lhd_expand_expr): Remove.
22696 * langhooks.c (lhd_expand_expr): Remove.
22697 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22699 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22700 handling from c-semantics.c; don't call into langhook.
22701 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22702 * gimplify.c (gimplify_compound_literal_expr,
22703 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22704 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22705 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22706 as was done in c-gimplify.c.
22707 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22708 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22709 Move from c-common.h.
22710 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22712 * tree.c (staticp): Do not call langhook.
22713 * langhooks.c (lhd_staticp): Delete.
22714 * langhooks-def.h (lhd_staticp): Delete prototype.
22715 (LANG_HOOKS_STATICP): Delete.
22716 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22718 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22719 instead of DECL_STMTs.
22721 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22729 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22731 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22732 contained expression.
22733 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22734 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22735 conditional expressions for C.
22736 (decl_constant_value_for_optimization): Move from
22737 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22738 whether optimizing and that the expression is a VAR_DECL not of
22739 array type instead of doing such checks in the caller. Do not
22740 check pedantic. Call gcc_unreachable for C++.
22741 * c-common.def (C_MAYBE_CONST_EXPR): New.
22742 * c-common.h (c_fully_fold, c_save_expr,
22743 decl_constant_value_for_optimization): New prototypes.
22744 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22745 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22746 EXPR_INT_CONST_OPERANDS): Define.
22747 * c-convert.c (convert): Strip nops from expression.
22748 * c-decl.c (groktypename): Take extra parameters expr and
22749 expr_const_operands. Update call to grokdeclarator.
22750 (start_decl): Update call to grokdeclarator. Add statement for
22751 expressions used in type of decl.
22752 (grokparm): Update call to grokdeclarator.
22753 (push_parm_decl): Update call to grokdeclarator.
22754 (build_compound_literal): Add parameter non_const and build a
22755 C_MAYBE_COSNT_EXPR if applicable.
22756 (grokdeclarator): Take extra parameters expr and
22757 expr_const_operands. Track expressions used in declaration
22758 specifiers and declarators. Fold array sizes and track whether
22759 they are constant expressions and whether they are integer
22760 constant expressions.
22761 (parser_xref_tag): Set expr and expr_const_operands fields in
22763 (grokfield): Update call to grokdeclarator.
22764 (start_function): Update call to grokdeclarator.
22765 (build_null_declspecs): Set expr and expr_const_operands fields in
22767 (declspecs_add_type): Handle expressions in typeof specifiers.
22768 * c-parser.c (c_parser_declspecs): Set expr and
22769 expr_const_operands fields for declaration specifiers.
22770 (c_parser_enum_specifier): Likewise.
22771 (c_parser_struct_or_union_specifier): Likewise.
22772 (c_parser_typeof_specifier): Likewise. Update call to
22773 groktypename. Fold expression as needed. Return expressions with
22774 type instead of adding statements.
22775 (c_parser_attributes): Update calls to c_parser_expr_list.
22776 (c_parser_statement_after_labels): Fold expression before passing
22777 to objc_build_throw_stmt.
22778 (c_parser_condition): Fold expression.
22779 (c_parser_asm_operands): Fold expression.
22780 (c_parser_conditional_expression): Use c_save_expr. Update call
22781 to build_conditional_expr.
22782 (c_parser_alignof_expression): Update call to groktypename.
22783 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22784 original_code. Fold expression argument of va_arg. Create
22785 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22786 argument to va_arg. Update calls to groktypename. Fold array
22787 index for offsetof. Verify that first argument to
22788 __builtin_choose_expr has integer type.
22789 (c_parser_postfix_expression_after_paren_type): Update calls to
22790 groktypename and build_compound_literal. Handle expressions with
22791 side effects in type name.
22792 (c_parser_postfix_expression_after_primary): Update call to
22793 c_parser_expr_list. Set original_code for calls to
22794 __builtin_constant_p.
22795 (c_parser_expr_list): Take extra parameter fold_p. Fold
22796 expressions if requested.
22797 (c_parser_objc_type_name): Update call to groktypename.
22798 (c_parser_objc_synchronized_statement): Fold expression.
22799 (c_parser_objc_receiver): Fold expression.
22800 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22801 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22802 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22803 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22804 (struct c_typespec): Add elements expr and expr_const_operands.
22805 (struct c_declspecs): Add elements expr and expr_const_operands.
22806 (groktypename, build_conditional_expr, build_compound_literal):
22808 (in_late_binary_op): Declare.
22809 * c-typeck.c (note_integer_operands): New function.
22810 (in_late_binary_op): New variable.
22811 (decl_constant_value_for_broken_optimization): Move to c-common.c
22812 and rename to decl_constant_value_for_optimization.
22813 (default_function_array_conversion): Do not strip nops.
22814 (default_conversion): Do not call
22815 decl_constant_value_for_broken_optimization.
22816 (build_array_ref): Do not fold result.
22817 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22818 result when operand is a VLA.
22819 (c_expr_sizeof_type): Update call to groktypename. Handle
22820 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22821 result when operand names a VLA type.
22822 (build_function_call): Update call to build_compound_literal.
22823 Only fold result for calls to __builtin_* functions. Strip
22824 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22825 the function designator.
22826 (convert_arguments): Fold arguments. Update call to
22827 convert_for_assignment.
22828 (build_unary_op): Handle increment and decrement of
22829 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22830 decrement earlier. Fold operand of increment and decrement.
22831 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22832 built for integer operand. Wrap returns that are INTEGER_CSTs
22833 without being integer constant expressions or that have integer
22834 constant operands without being INTEGER_CSTs.
22835 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22836 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22837 result is an integer constant expression or can be used in
22838 unevaluated parts of one and avoid folding and wrap as
22839 appropriate. Fold operands before possibly doing -Wsign-compare
22841 (build_compound_expr): Wrap result for C99 if operands can be used
22842 in integer constant expressions.
22843 (build_c_cast): Update call to digest_init. Do not ignore
22844 overflow from casting floating-point constants to integers. Wrap
22845 results that could be confused with integer constant expressions,
22846 null pointer constants or floating-point constants.
22847 (c_cast_expr): Update call to groktypename. Handle expressions
22848 included in type name.
22849 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22850 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22851 Update calls to convert_for_assignment.
22852 (convert_for_assignment): Take new parameter
22853 null_pointer_constant. Do not strip nops or call
22854 decl_constant_value_for_broken_optimization. Set
22855 in_late_binary_op for conversions to boolean.
22856 (store_init_value): Update call to digest_init.
22857 (digest_init): Take new parameter null_pointer_constant. Do not
22858 call decl_constant_value_for_broken_optimization. pedwarn for
22859 initializers not constant expressions. Update calls to
22860 convert_for_assignment.
22861 (constructor_nonconst): New.
22862 (struct constructor_stack): Add nonconst element.
22863 (really_start_incremental_init, push_init_level, pop_init_level):
22864 Handle constructor_nonconst and nonconst element.
22865 (set_init_index): Call constant_expression_warning for array
22867 (output_init_element): Fold value. Set constructor_nonconst as
22868 applicable. pedwarn for initializers not constant expressions.
22869 Update call to digest_init. Call constant_expression_warning
22870 where constant initializers are required.
22871 (process_init_element): Use c_save_expr.
22872 (c_finish_goto_ptr): Fold expression.
22873 (c_finish_return): Fold return value. Update call to
22874 convert_for_assignment.
22875 (c_start_case): Fold switch expression.
22876 (c_process_expr_stmt): Fold expression.
22877 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22878 ensure statement expression is not evaluated in constant expression.
22879 (build_binary_op): Track whether results are integer constant
22880 expressions or may occur in such, disable folding and wrap results
22881 as applicable. Fold operands for -Wsign-compare warnings unless
22883 (c_objc_common_truthvalue_conversion): Handle results folded to
22884 integer constants that are not integer constant expressions.
22885 * doc/extend.texi: Document when typeof operands are evaluated,
22886 that condition of __builtin_choose_expr is an integer constant
22887 expression, and more about use of __builtin_constant_p in
22890 2009-03-29 Richard Guenther <rguenther@suse.de>
22892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22893 propagate addresses of array references.
22895 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22897 * regmove.c (perhaps_ends_bb_p): Remove.
22898 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22899 from INSN and check that the main loop stays within that basic block.
22900 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22901 (regmove_forward_pass): Split out from regmove_optimize. Use
22902 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22903 (regmove_backward_pass): Split out from regmove_optimize. Use
22904 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22905 (regmove_optimize): Simplify.
22907 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22910 * config/i386/i386.c (classify_argument): Ignore flexible array
22911 member in struct and warn ABI change.
22913 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22915 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22917 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22918 (ix86_adjust_cost): Updated.
22920 2009-03-29 Jan Hubicka <jh@suse.cz>
22922 PR middle-end/28850
22923 * tree-pass.h (pass_cleanup_eh): New function.
22924 (remove_unreachable_regions): Break code handling RTL
22925 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22926 that can not be reached by runtime.
22927 (can_be_reached_by_runtime): New function.
22928 (label_to_region_map): New function.
22929 (num_eh_regions): New function.
22930 (rtl_remove_unreachable_regions): New function.
22931 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22932 (remove_eh_region): New function.
22933 * except.h: Include sbitmap and vecprim.
22934 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22935 num_eh_regions): Declare.
22936 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22937 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22938 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22939 (tree_empty_eh_handler_p): New function.
22940 (cleanup_empty_eh): New function.
22941 (cleanup_eh): New function.
22942 (pass_cleanup_eh): New function.
22944 2009-03-29 Jan Hubicka <jh@suse.cz>
22946 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22947 for removed regions.
22949 2009-03-29 Jan Hubicka <jh@suse.cz>
22951 * except.c (dump_eh_tree): Dump all datastructures.
22953 2009-03-29 Jan Hubicka <jh@suse.cz>
22955 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22956 (duplicate_eh_regions_1): Likewise.
22957 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22958 vector; call EH verification.
22959 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22960 Be ready for region being removed.
22962 2009-03-29 Jan Hubicka <jh@suse.cz>
22964 * bitmap.c (bitmap_last_set_bit): New function.
22965 * bitmap.h (bitmap_last_set_bit): Declare.
22967 2009-03-29 David Ayers <ayers@fsfe.org>
22970 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22971 by calling objc_compare_types and surpress warnings about
22972 incompatible C pointers that are compatible ObjC pointers.
22974 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22976 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22977 call initialize_inline_failed.
22978 (initialize_inline_failed): Move it from here ...
22979 * cgraph.c (initialize_inline_failed): ... to here.
22980 (cgraph_create_edge): Call initialize_inline_failed rather than
22981 setting inline_failed directly.
22983 2009-03-29 Ben Elliston <bje@au.ibm.com>
22986 * sysv4.opt (msdata): Improve comment.
22987 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22988 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22990 2009-03-29 Ben Elliston <bje@au.ibm.com>
22993 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22994 load and store attributes.
22996 2009-03-29 Ben Elliston <bje@au.ibm.com>
22998 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22999 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
23000 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
23001 * doc/extend.texi (X86 Built-in Functions): Add index entries for
23002 __builtin_infq and __builtin_huge_valq.
23004 2009-03-28 Anatoly Sokolov <aesok@post.ru>
23006 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
23008 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23009 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
23011 2009-03-28 Xinliang David Li <davidxl@google.com>
23013 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
23014 (do_dbg_cnt): New function.
23016 2009-03-28 Jan Hubicka <jh@suse.cz>
23018 Merge from pretty-ipa:
23020 2009-03-27 Jan Hubicka <jh@suse.cz>
23022 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23023 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
23024 * passes.c (function_called_by_processed_nodes_p): New.
23025 * ipa-pure-const.c (check_call): Fix handling of operands.
23026 (analyze_function): Dump debug output for skipped bodies.
23027 (local_pure_const): Use function_called_by_processed_nodes_p.
23028 * dwarf2out.c (reference_to_unused): Use output.
23029 * passes.c (do_per_function_toporder): Likewise.
23031 2008-11-12 Jan Hubicka <jh@suse.cz>
23033 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
23034 * ipa-pure-const.c (funct_state_d): Add can throw field; make
23035 state_set_in_source enum
23036 (check_decl): Ignore memory tags; do not set fake looping flags;
23038 (check_operand, check_tree, check_rhs_var, check_lhs_var,
23039 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
23040 (check_call, analyze_function): Rewrite.
23042 (add_new_function): Update call of analyze_function.
23043 (generate_summary): Add call of analyze_function.
23044 (propagate): Propagate can_throw; handle state_set_in_source correctly.
23045 (local_pure_const): New function.
23046 (pass_local_pure_const): New pass.
23047 * ipa-inline.c (inline_transform): Set after_inlining.
23048 * tree-eh.c (stmt_can_throw_external): New.
23049 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
23050 work with aliasing built.
23051 * tree-flow.h (stmt_can_throw_external): New.
23052 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
23053 and local pure/const pass in early and late optimization queue.
23055 2009-03-28 Martin Jambor <mjambor@suse.cz>
23057 * fold-const.c (get_pointer_modulus_and_residue): New parameter
23059 (fold_binary): Allow function decl aligment consideration is the
23060 second argument is integer constant one.
23061 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
23062 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
23063 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
23065 2009-03-28 Jan Hubicka <jh@suse.cz>
23067 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
23068 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
23069 * function.h (rtl_data): Add nothrow flag.
23070 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
23071 set DECL_NOTHROW for AVAILABLE functions.
23073 2009-03-28 Jakub Jelinek <jakub@redhat.com>
23075 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
23076 following vector keyword has expansion starting with pixel or bool
23077 keyword, expand vector to __vector and pixel or bool to __pixel or
23081 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
23082 warn_if_disallowed_function_p): Removed.
23083 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
23084 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
23085 warning_if_disallowed_function_p.
23086 * flags.h (warn_if_disallowed_function_p,
23087 warn_disallowed_functions): Removed.
23088 * common.opt (Wdisallowed-function-list=): Removed.
23089 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
23091 2009-03-28 Richard Guenther <rguenther@suse.de>
23093 PR tree-optimization/38723
23094 * tree-ssa-pre.c (compute_avail): Add all default definitions to
23097 2009-03-28 Jan Hubicka <jh@suse.cz>
23099 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
23100 test introduced by my previous patch.
23102 2009-03-28 Richard Guenther <rguenther@suse.de>
23104 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
23105 the PHIs value undefined.
23107 2009-03-28 Jan Hubicka <jh@suse.cz>
23109 * tree-pass.h (pass_fixup_cfg): New pass.
23110 * ipa-inline.c (inline_transform): Set
23111 always_inline_functions_inlined/after_inlining.
23112 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
23113 (pass_fixup_cfg): New pass.
23114 * passes.c (init_optimization_passes): Add fixup_cfg.
23116 2009-03-28 Richard Guenther <rguenther@suse.de>
23118 PR tree-optimization/38458
23119 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
23120 argument use the arguments copy-of value.
23122 2009-03-28 Richard Guenther <rguenther@suse.de>
23124 PR tree-optimization/38180
23125 * tree-ssa-ccp.c (get_default_value): Simplify.
23126 (likely_value): Likewise.
23127 (surely_varying_stmt_p): Properly handle VOP case.
23128 (ccp_initialize): Likewise.
23129 (ccp_fold): Handle propagating through *&.
23130 (fold_const_aggregate_ref): Also handle decls.
23132 2009-03-28 Jan Hubicka <jh@suse.cz>
23134 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23135 * cgraph.h (cgraph_node): Likewise.
23136 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
23137 (cgraph_reset_node): Use process flag.
23138 (cgraph_mark_functions_to_output): Likewise.
23139 (cgraph_expand_function): Likewise.
23140 (cgraph_expand_all_functions): Likewise.
23141 (cgraph_output_in_order): Likewise.
23142 * dwarf2out.c (reference_to_unused): Likewise.
23143 * passes.c do_per_function_toporder): Likewise.
23145 2009-03-28 Jan Hubicka <jh@suse.cz>
23147 Bring from lto-branch:
23149 2008-09-03 Doug Kwan <dougkwan@google.com>
23151 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
23152 enums instead of reason strings.
23153 * cgraph.c (cgraph_create_edge): Same.
23154 (cgraph_inline_failed_string): New function.
23155 * cgraph.h (cgraph_inline_failed_t): New enum type.
23156 (cgraph_inline_failed_string): New prototype.
23157 (struct cgraph_edge): Change type of INLINED_FAILED from constant
23158 char pointer to cgraph_inline_failed_t.
23159 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
23160 (cgraph_default_inline_p): Ditto.
23161 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
23162 to cgraph_inline_failed_t pointer.
23163 * cif-code.def: New file.
23164 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
23166 (cgraph_check_inline_limits): Change type of REASON to pointer to
23167 cgraph_inline_failed_t. Replace reason strings with enums.
23168 (cgraph_default_inline_p): Ditto.
23169 (cgraph_recursive_inlining_p): Ditto.
23170 (update_caller_keys): Change type of FAILED_REASON to
23171 cgraph_inline_failed_t.
23172 (cgraph_set_inline_failed): Change type of REASON to pointer to
23173 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
23174 convert enums to strings for text output.
23175 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
23176 to be of type cgraph_inline_failed_t. Replace reason strings with
23177 enums. Call cgraph_inline_failed_string to covert enums
23178 to strings for text output.
23179 (cgraph_decide_inlining): Replace reason strings with enums.
23180 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
23181 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
23183 * tree-inline.c (expand_call_inline): Change type of REASON
23184 to cgraph_inline_failed_t. Replace reason strings with enums.
23185 Call cgraph_inline_failed_string for text output.
23186 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
23189 2009-03-28 Jan Hubicka <jh@suse.cz>
23191 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
23192 cgraph_clone_node): Remove master clone handling.
23193 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23194 * cgraph.h (master_clone): Remove.
23195 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23196 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
23197 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23199 2009-03-28 Jan Hubicka <jh@suse.cz>
23201 * cgraph.c (cgraph_function_body_availability): Functions declared
23202 inline are always safe to assume that it is not going to be replaced.
23204 2009-03-28 Richard Guenther <rguenther@suse.de>
23206 PR tree-optimization/38513
23207 * tree-ssa-pre.c (eliminate): Remove redundant stores.
23208 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
23209 EXC_PTR_EXPR and FILTER_EXPR.
23210 (get_ref_from_reference_ops): Likewise.
23212 2009-03-28 Richard Guenther <rguenther@suse.de>
23214 PR tree-optimization/38968
23215 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
23216 Use FLOOR_MOD_EXPR to compute misalignment.
23218 2009-03-28 Richard Guenther <rguenther@suse.de>
23220 PR tree-optimization/37795
23221 * tree.h (combine_comparisons): Declare.
23222 * fold-const.c (combine_comparisons): Export.
23223 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
23225 (ifcombine_iforif): Use combine_comparisons.
23227 2009-03-28 Jan Hubicka <jh@suse.cz>
23229 * tree-eh.c (inlinable_call_p): New function.
23230 (make_eh_edges): Use it.
23231 (verify_eh_edges): Use it.
23232 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
23233 * except.c (reachable_next_level): Add inlinable_function argument
23234 (sjlj_find_directly_reachable_regions): Update.
23235 (add_reachable_handler): Do not set saw_any_handlers.
23236 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
23237 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23238 Add new inlinable call parameter.
23239 (can_throw_internal, can_throw_external): Update.
23240 * except.h (can_throw_internal_1, can_throw_external_1,
23241 foreach_reachable_handler): Update declaration.
23243 2009-03-28 Joseph Myers <joseph@codesourcery.com>
23245 * config/arm/t-arm-coff, config/h8300/coff.h,
23246 config/i386/i386-aout.h, config/i386/i386-coff.h,
23247 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
23248 config/pdp11/2bsd.h, config/rs6000/aix41.h,
23249 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
23250 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
23251 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
23252 sys-types.h: Remove.
23253 * Makefile.in: Remove protoize and fixproto support and references
23255 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
23256 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
23258 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
23259 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
23260 unprotoize$(exeext).
23261 (rest.encap): Don't depend on $(STMP_FIXPROTO)
23262 (.PHONY): Don't depend on proto.
23263 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
23264 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
23265 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
23266 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
23267 build/gen-protos.o, build/scan.o, xsys-protos.h,
23268 build/fix-header$(build_exeext), build/fix-header.o,
23269 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
23270 stmp-install-fixproto): Remove.
23271 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
23272 SYSCALLS.c or fixproto files.
23273 (install-common): Don't install protoize.
23274 (install-headers-tar, install-headers-cpio, install-headers-cp):
23275 Don't depend on $(STMP_FIXPROTO).
23276 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
23277 install fixproto files or write out fixproto settings.
23278 (uninstall): Don't uninstall protoize.
23279 * config.gcc (use_fixproto): Remove.
23280 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
23281 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
23282 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
23283 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
23284 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
23285 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
23286 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
23287 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
23288 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
23289 * config/t-vxworks (STMP_FIXPROTO): Remove.
23290 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
23291 STMP_FIXPROTO): Remove.
23292 * config.in, configure: Regenerate.
23293 * crtstuff.c (gid_t, uid_t): Don't undefine.
23294 * doc/install.texi: Change m68k-coff to m68k-elf in example.
23295 (arm-*-coff, arm-*-aout: Remove target entries.
23296 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
23297 Remove mention of AIX 4.1.
23298 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
23299 * doc/invoke.texi (Running Protoize): Remove.
23300 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
23301 (Protoize Caveats): Remove.
23302 * tsystem.h: Update comments on headers assumed to exist.
23304 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
23306 * genautomata.c: Add a new year to the copyright. Add a new
23308 (struct insn_reserv_decl): Add comments for member bypass_list.
23309 (find_bypass): Remove.
23310 (insert_bypass): New.
23311 (process_decls): Use insert_bypass.
23312 (output_internal_insn_latency_func): Output all bypasses with the
23313 same input insn in one switch case.
23315 * rtl.def (define_bypass): Describe bypass choice.
23316 * doc/md.texi (define_bypass): Ditto.
23318 2009-03-27 Richard Guenther <rguenther@suse.de>
23320 * gimplify.c (mark_addressable): Export.
23321 * tree-flow.h (mark_addressable): Declare.
23322 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23323 * tree-ssa.c (verify_phi_args): Verify that address taken
23324 variables have TREE_ADDRESSABLE set.
23326 2009-03-27 Richard Guenther <rguenther@suse.de>
23328 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23329 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23330 Do not mark decls TREE_ADDRESSABLE.
23331 (build_fold_addr_expr): Adjust.
23332 (fold_addr_expr): Remove.
23333 (fold_unary): Use build_fold_addr_expr.
23334 (fold_comparison): Likewise.
23335 (split_address_to_core_and_offset): Likewise.
23336 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23338 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23339 (gimplify_modify_expr_to_memcpy): Mark source and destination
23341 * omp-low.c (create_omp_child_function): Mark the object decl
23343 (lower_rec_input_clauses): Mark the var we take the address of
23345 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23347 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23349 PR middle-end/39315
23350 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23351 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23353 2009-03-27 Richard Guenther <rguenther@suse.de>
23355 PR tree-optimization/39120
23356 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23358 (handle_lhs_call): Process return constraints. Add escape
23359 constraints if necessary.
23360 (handle_const_call): Fill out return constraints. Make nested
23361 case more precise. Avoid consttmp if possible.
23362 (handle_pure_call): Fill out return constraints. Avoid
23363 callused if possible.
23364 (find_func_aliases): Simplify call handling.
23366 2009-03-27 Richard Guenther <rguenther@suse.de>
23368 PR tree-optimization/39120
23369 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23370 as a representative.
23371 (solve_graph): Do propagate CALLUSED.
23372 (handle_pure_call): Use a scalar constraint from CALLUSED for
23374 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23377 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23380 * c-common.c (handle_aligned_attribute): Properly check alignment
23381 overflow. Use (1U << i) instead of (1 << i).
23383 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23385 * expr.h (get_mem_align_offset): Updated.
23387 * tree.h (tree_decl_common): Change align to "unsigned int" and
23388 move it before pointer_alias_set.
23390 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23391 Jakub Jelinek <jakub@redhat.com>
23394 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23395 gr_register_operand with gr_reg_or_0_operand.
23396 (cmpxchg_rel_di): Likewise.
23397 (sync_lock_test_and_set<mode>): Likewise.
23399 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23401 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23402 (true_regnum): Likewise.
23404 * rtlanal.c (subreg_info): Moved to ...
23405 * rtl.h (subreg_info): Here. New.
23406 (subreg_get_info): New.
23408 * rtlanal.c (subreg_get_info): Make it extern.
23410 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23413 * config/i386/i386.c (ix86_abi): New.
23414 (override_options): Handle -mabi=.
23415 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23416 (ix86_call_abi_override): Likewise.
23417 (init_cumulative_args): Likewise.
23418 (function_arg_advance): Likewise.
23419 (function_arg_64): Likewise.
23420 (function_arg): Likewise.
23421 (ix86_pass_by_reference): Likewise.
23422 (ix86_function_value_regno_p): Likewise.
23423 (ix86_build_builtin_va_list_abi): Likewise.
23424 (setup_incoming_varargs_64): Likewise.
23425 (is_va_list_char_pointer): Likewise.
23426 (ix86_init_machine_status): Likewise.
23427 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23428 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23429 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23430 (ix86_function_abi): Make it static and return enum calling_abi.
23431 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23433 (ix86_fn_abi_va_list): Updated.
23435 * config/i386/i386.h (ix86_abi): New.
23436 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23437 (CONDITIONAL_REGISTER_USAGE): Likewise.
23438 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23439 (machine_function): Likewise.
23441 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23443 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23444 (STACK_BOUNDARY): Likewise.
23445 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23447 * config/i386/i386.opt (mabi=): New.
23449 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23450 return enum calling_abi.
23451 (ix86_function_type_abi): Likewise.
23452 (ix86_function_abi): Removed.
23454 * doc/invoke.texi: Document -mabi= option for x86.
23456 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23458 * builtins.c (real_dconstp): Delete.
23459 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23461 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23462 Jakub Jelinek <jakub@redhat.com>
23465 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23466 (gen_subprogram_die): When a function is explicit, generate the
23467 DW_AT_explicit attribute.
23468 * langhooks.h (struct lang_hooks_for_decls): Add
23469 function_decl_explicit_p langhook.
23470 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23471 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23473 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23475 * builtins.c (fold_builtin_memory_op): Optimize memmove
23476 into memcpy if we can prove source and destination don't overlap.
23478 * tree-inline.c: Include gt-tree-inline.h.
23479 (clone_fn_id_num): New variable.
23480 (clone_function_name): New function.
23481 (tree_function_versioning): Use it.
23482 * Makefile.in (GTFILES): Add tree-inline.c.
23484 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23486 * BASE-VER: Change to 4.5.0.
23488 2009-03-27 Xinliang David Li <davidxl@google.com>
23490 PR tree-optimization/39557
23491 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23493 2009-03-27 Xinliang David Li <davidxl@google.com>
23495 PR tree-optimization/39548
23496 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23499 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23501 * c-common.c (pointer_int_sum): Use %wd on return from
23504 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23506 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23507 on return from tree_low_cst.
23509 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23512 * ginclude/stdarg.h (va_copy): Define also for
23513 __GXX_EXPERIMENTAL_CXX0X__.
23515 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23518 * builtins.h (c_strlen): Do not warn here.
23519 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23520 * c-common.c (pointer_int_sum): Take an explicit location.
23521 Warn about offsets out of bounds.
23522 * c-common.h (pointer_int_sum): Adjust declaration.
23524 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23526 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23529 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23532 * opts.c (warn_if_disallowed_function_p): Don't assume
23533 get_callee_fndecl must return non-NULL.
23535 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23537 PR rtl-optimization/39522
23538 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23539 when reg_reloaded_valid is set.
23541 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23543 * config/spu/divv2df3.c: New file.
23544 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23545 (DPBIT_FUNCS): Filter out _div_df.
23547 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23549 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23550 a jump insn, count that jump in the distance to the loop start.
23552 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23555 * config/sh/sh.c (calc_live_regs): Fix condition for global
23556 registers except PIC_OFFSET_TABLE_REGNUM.
23558 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23561 * doc/invoke.texi (-mconsole): New.
23563 (-mno-cygwin): New.
23565 (-mnop-fun-dllimport): New.
23569 (sub section "i386 and x86-64 Windows Options"): New.
23571 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23573 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23574 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23576 2009-03-25 Richard Guenther <rguenther@suse.de>
23578 PR middle-end/39497
23579 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23582 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23584 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23585 neither of haifa/selective schedulers are working.
23587 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23589 * doc/invoke.texi (Debugging Options): Fix description of
23590 -fno-merge-debug-strings.
23592 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23594 * config/cris/libgcc.ver: New version-script.
23595 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23597 * configure.ac <GAS features, nop mnemonic>: Add pattern
23598 crisv32-*-* for "nop".
23599 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23600 * configure: Regenerate.
23602 2009-03-24 Ira Rosen <irar@il.ibm.com>
23604 PR tree-optimization/39529
23605 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23606 mark_sym_for_renaming for the tag copied to the new vector
23609 2009-03-24 Arthur Loiret <aloiret@debian.org>
23611 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23612 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23613 EXTRA_SPEC_FUNCTIONS.
23614 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23615 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23616 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23617 -march and -mtune options.
23619 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23621 * config/m68k/t-rtems: Add m5329 multilib.
23623 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23624 Jakub Jelinek <jakub@redhat.com>
23627 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23630 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23633 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23634 instead of c_parser_expression_conv, if original_code isn't one of the
23635 4 allowed comparison codes, fail.
23637 2009-03-23 Richard Guenther <rguenther@suse.de>
23639 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23640 * tree.h (struct tree_type): Likewise.
23641 * reload.h (struct insn_chain): Likewise.
23642 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23643 * function.h (struct function): Likewise.
23644 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23646 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23648 PR tree-optimization/39516
23649 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23651 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23653 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23654 should be set true if BITS_PER_WORD of target is bigger than 32
23656 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23658 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23659 Translate -B-options to -rpath-link. Correct existing
23660 rpath-link and conditionalize on !nostdlib.
23662 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23664 * doc/extend.texi (Function Attributes, Variable Attributes):
23666 * doc/invoke.texi (Debugging Options, Optimize Options)
23667 (i386 and x86-64 Options, MCore Options): Likewise.
23669 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23672 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23673 it for block local namespace aliases.
23674 (gen_decl_die): Pass context_die to gen_namespace_die.
23676 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23679 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23680 minimum or maximum value.
23682 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23684 * reginfo.c (globalize_reg): Recompute derived reg sets.
23686 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23689 * libgcc2.c (mprotect): Do not use signed arguments for
23690 VirtualProtect, use DWORD arguments. Also fix the 'may
23691 be used uninitialized' warning for the np variable.
23693 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23696 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23697 functions using regparm calling conventions when not optimizing.
23698 (ix86_function_sseregparm): Similarly for sseregparm calling
23701 2009-03-19 Li Feng <nemokingdom@gmail.com>
23703 PR middle-end/39500
23704 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23705 dependence if the first conflict is after niter iterations.
23707 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23709 PR middle-end/38609
23710 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23711 functions with dynamic stack-pointer adjustments.
23713 2009-03-19 Ben Elliston <bje@au.ibm.com>
23715 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23716 option; change to -msdata=data.
23718 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23720 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23723 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23726 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23728 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23730 * doc/invoke.texi (Code Gen Options): Expand discussion of
23733 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23735 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23736 * matrix-reorg.c (struct matrix_info): Likewise.
23737 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23738 * rtl.h (struct mem_attrs): Likewise.
23739 * df.h (struct df): Likewise.
23740 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23741 * ira-int.h (struct ira_allocno): Likewise.
23742 * df-scan.c (struct df_collection_rec): Likewise.
23743 * ira.c (struct equivalence): Likewise.
23744 * function.c (struct temp_slot): Likewise.
23745 * cfgloop.h (struct loop): Likewise.
23748 * function.c (use_register_for_decl): When not optimizing, disregard
23749 register keyword for variables with types containing methods.
23751 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23753 PR middle-end/39447
23754 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23755 (is_simple_operand): Call contains_component_ref_p before calling data
23756 reference analysis that would fail on COMPONENT_REFs.
23758 * tree-vrp.c (search_for_addr_array): Fix formatting.
23760 2009-03-18 Richard Guenther <rguenther@suse.de>
23762 * tree-vect-transform.c (vect_loop_versioning): Fold the
23763 generated comparisons.
23764 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23765 (slpeel_tree_peel_loop_to_edge): Likewise.
23767 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23769 PR middle-end/37805
23770 * opts.c (print_specific_help): In addition to `undocumented',
23771 accept `separate' and `joined' flags if passed alone. Describe
23772 output by the first matched one of those.
23773 (common_handle_option): Skip over empty strings.
23774 * gcc.c (display_help): Fix help string for `--help='.
23775 * doc/invoke.texi (Option Summary, Overall Options): With
23776 `--help=', classes and qualifiers can both be repeated, but
23777 only the latter can be negated. One should not pass only
23778 negated qualifiers. Fix markup and examples.
23781 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23782 PR middle-end/37805
23783 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23784 and -fhelp=separate.
23786 2009-03-17 Jing Yu <jingyu@google.com>
23788 PR middle-end/39378
23789 * function.h (struct rtl_data): Move is_thunk from here...
23790 (struct function): ...to here.
23791 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23792 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23794 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23796 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23797 (alpha_output_function_end_prologue): Likewise.
23798 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23799 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23800 (rs6000_output_function_epilogue): Likewise.
23801 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23803 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23806 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23807 from different units in a single alternative.
23808 (*truncdfsf_i387): Ditto.
23809 (*truncxfsf2_mixed): Ditto.
23810 (*truncxfdf2_mixed): Ditto.
23812 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23814 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23815 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23818 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23819 unused non-artificial variables when not optimizing.
23822 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23823 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23824 NAMESPACE_DECL in its DECL_INITIAL.
23826 PR middle-end/39443
23827 * optabs.c (set_user_assembler_libfunc): New function.
23828 * expr.h (set_user_assembler_libfunc): New prototype.
23829 * c-common.c: Include libfuncs.h.
23830 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23831 for memcmp, memset, memcpy, memmove and abort.
23832 * Makefile.in (c-common.o): Depend on libfuncs.h.
23835 * dwarf2out.c (gen_inlined_enumeration_type_die,
23836 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23837 gen_tagged_type_instantiation_die): Removed.
23838 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23841 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23844 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23846 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23847 (check-parallel-%): Ditto.
23848 (check-consistency): Ditto.
23850 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23852 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23853 local variable rhs by NULL_TREE.
23855 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23858 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23860 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23863 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23865 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23868 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23869 for ms->sysv ABI calls only in 64bit mode.
23871 * config/i386/i386.md (untyped_call): Support 32bit.
23873 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23875 * doc/extend.texi: Replace x86_65 with x86_64.
23877 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23879 PR tree-optimization/39455
23880 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23881 mismatches for POINTER_TYPE_P (type).
23882 (number_of_iterations_le): Likewise.
23884 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23886 * config/picochip/picochip.c: Removed profiling support.
23887 * config/picochip/picochip.md: Removed profiling instruction.
23888 * config/picochip/picochip.h: Removed profiling builtin.
23890 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23892 * doc/install.texi (--with-host-libstdcxx): Document.
23894 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23897 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23898 generate a warning if the function name does not begin with
23899 "__vector" and the function has either the 'signal' or 'interrupt'
23900 attribute, from here to ...
23901 (avr_declare_function_name): ...here. New function.
23902 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23903 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23905 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23908 * cse.c (fold_rtx): Don't modify original const_arg1 when
23909 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23910 separate variable instead.
23911 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23912 from out of range shift counts.
23913 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23915 2009-03-13 Catherine Moore <clm@codesourcery.com>
23917 * config/i386/x-mingw32 (host-mingw32.o): Replace
23918 diagnostic.h with $(DIAGNOSTIC_H).
23920 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23923 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23925 * config/i386/sync.md (sync_compare_and_swap<mode>,
23926 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23927 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23929 (sync_double_compare_and_swapdi_pic,
23930 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23931 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23933 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23936 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23938 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23941 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23942 (avx_addsubv4df3): Likewise.
23943 (*avx_addsubv4sf3): Likewise.
23944 (sse3_addsubv4sf3): Likewise.
23946 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23949 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23951 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23954 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23955 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23956 registers for allocnos created from user-defined variables.
23958 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23961 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23962 of non-integer mode as well.
23964 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23966 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23967 for functions for which the parameter types are unknown.
23969 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23972 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23973 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23974 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23975 * config/i386/i386.c (ix86_local_alignment): For
23976 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23977 long long variables on the stack to avoid dynamic realignment.
23978 Allow the first argument to be a decl rather than type.
23979 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23981 2009-03-11 Nick Clifton <nickc@redhat.com>
23984 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23986 Add description to mno-lsim option.
23987 * config/mcore/mcore.h: Remove comment about deprecated m4align
23989 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23990 * doc/invoke.texi: Add description of mno-lsim and
23991 mstack-increment options.
23993 * config/fr30/fr30.opt: Document the -mno-lsim option.
23994 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23995 and -mno-lsim options.
23997 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23999 * fold-const.c (fold_comparison): Only call fold_inf_compare
24000 if the mode supports infinities.
24002 2009-03-11 Jason Merrill <jason@redhat.com>
24005 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
24006 end already did. Notice GIMPLE_CALL modifications of the result.
24007 Don't copy debug information from an ignored decl or a decl from
24010 2009-03-10 Richard Guenther <rguenther@suse.de>
24011 Nathan Froyd <froydnj@codesourcery.com>
24013 PR middle-end/37850
24014 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
24015 (__divMODE3): Likewise.
24017 2009-03-09 Jakub Jelinek <jakub@redhat.com>
24019 PR tree-optimization/39394
24020 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
24021 DECL_SIZE_UNIT of variable length FIELD_DECLs.
24023 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24025 * recog.c (verfiy_changes): Disallow renaming of hard regs in
24026 inline asms for register asm ("") declarations.
24028 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
24030 * fold-const.c (fold_unary): Fix comment.
24032 2009-03-07 Jan Hubicka <jh@suse.cz>
24035 * tree-inline.c (setup_one_parameter): Do replacement of const
24036 argument by constant in SSA form.
24038 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24040 PR middle-end/38028
24041 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
24042 determine alignment passed to assign_stack_local.
24043 (assign_parms_unsplit_complex): Likewise.
24044 * except.c (sjlj_build_landing_pads): Likewise.
24046 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24048 PR middle-end/39360
24049 * tree-flow.h (add_referenced_var): Return bool instead of void.
24050 * tree-dfa.c (add_referenced_var): Return result of
24051 referenced_var_check_and_insert call.
24052 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
24053 of referenced_var_check_and_insert.
24056 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
24057 (gen_variable_die): Emit DW_AT_location on abstract static variable's
24058 DIE, don't emit it if abstract origin already has it.
24059 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
24060 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
24062 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24064 * genpreds.c (needs_variable): Fix parentheses at variable name
24066 (write_tm_constrs_h): Indent generated code.
24068 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24070 * doc/extend.texi (Function Attributes): Add documentation
24071 for isr attributes.
24073 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24076 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
24077 take locus from its DECL_SOURCE_LOCATION instead of input_location.
24079 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24081 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
24084 2009-03-05 Jakub Jelinek <jakub@redhat.com>
24087 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
24088 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
24090 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
24092 * config/i386/i386.md (R8_REG, R9_REG): New constants.
24093 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
24094 constants instead of magic numbers.
24095 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
24097 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
24098 (x86_64_ms_abi_int_parameter_registers): Ditto.
24099 (x86_64_int_return_registers): Ditto.
24100 (ix86_maybe_switch_abi): Ditto.
24101 (ix86_expand_call): Ditto for clobbered_registers array.
24102 (ix86_hard_regno_mode_ok): Ditto.
24103 (x86_extended_QIreg_mentioned_p): Ditto.
24105 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
24107 PR tree-optimization/39349
24108 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
24110 * combine.c (gen_lowpart_for_combine): Use omode when generating
24113 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
24115 PR rtl-optimization/39235
24116 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
24118 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24120 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
24122 2009-03-04 Richard Guenther <rguenther@suse.de>
24124 PR tree-optimization/39362
24125 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
24126 that occur in abnormal PHIs should be varying.
24128 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24130 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
24132 (simple_iv): Take loop as an argument instead of statement.
24133 * tree-scalar-evolution.h (simple_iv): Declaration changed.
24134 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
24136 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
24138 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
24139 * matrix-reorg.c (analyze_transpose): Ditto.
24140 * tree-data-ref.c (dr_analyze_innermost): Ditto.
24141 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
24142 * tree-predcom.c (ref_at_iteration): Ditto.
24143 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
24145 2009-03-04 Richard Guenther <rguenther@suse.de>
24147 PR tree-optimization/39358
24148 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
24149 escaped_id and callused_id.
24150 (solve_graph): Likewise.
24152 2009-03-04 Richard Guenther <rguenther@suse.de>
24154 PR tree-optimization/39339
24155 * tree-sra.c (try_instantiate_multiple_fields): Make it
24156 no longer ICE on the above.
24158 2009-03-03 Joseph Myers <joseph@codesourcery.com>
24160 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
24161 that fits within Pmode.
24163 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24165 PR middle-end/10109
24166 * tm.texi (LIBCALL_VALUE): Update description.
24168 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24170 PR middle-end/34443
24171 * doc/extend.texi (section): Update description.
24173 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
24175 PR middle-end/39345
24176 * tree-inline.c (remapped_type): New.
24177 (can_be_nonlocal): Call remapped_type instead of remap_type.
24179 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24182 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
24183 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
24185 2009-03-03 Richard Guenther <rguenther@suse.de>
24187 PR middle-end/39272
24188 * tree.c (tree_nonartificial_location): New function.
24189 * tree.h (tree_nonartificial_location): Declare.
24190 * builtins.c (expand_builtin_memory_chk): Provide location
24191 of the call location for artificial function pieces.
24192 (maybe_emit_chk_warning): Likewise.
24193 (maybe_emit_sprintf_chk_warning): Likewise.
24194 (maybe_emit_free_warning): Likewise.
24195 * expr.c (expand_expr_real_1): Likewise.
24197 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24199 PR tree-optimization/39343
24200 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
24201 COMPONENT_REF t has ARRAY_TYPE.
24203 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
24205 PR middle-end/39335
24206 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
24207 when the type precision of the induction variable should be
24208 larger than the type precision of nit.
24209 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
24210 * graphite.c (graphite_loop_normal_form): Same.
24211 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
24213 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24215 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
24216 (*call_1_rex64_ms_sysv): Use named constants instead of magic
24217 numbers to describe clobbered registers.
24218 (*call_value_0_rex64_ms_sysv): Ditto.
24219 * config/i386/mmx.md (mmx_emms): Ditto.
24220 (mmx_femms): Ditto.
24222 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
24224 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
24227 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24229 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
24230 (spu_section_type_flags): New function.
24232 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24234 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
24235 reg_class_contents of FLOAT_REGS into a temporary.
24237 2009-03-02 Richard Guenther <rguenther@suse.de>
24238 Ira Rosen <irar@il.ibm.com>
24240 PR tree-optimization/39318
24241 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
24242 information to the vectorized statement.
24244 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
24246 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
24247 variable. Use defined names instead of magic constants for REX SSE
24250 2009-03-01 Richard Guenther <rguenther@suse.de>
24252 PR tree-optimization/39331
24253 * omp-low.c (lower_send_shared_vars): Do not receive new
24254 values for the reference of DECL_BY_REFERENCE parms or results.
24256 2009-03-01 Jan Hubicka <jh@suse.cz>
24259 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
24260 BLOCK_NONLOCALIZED_VAR): New macros.
24261 (tree_block): Add nonlocalized_vars.
24262 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
24263 gen_decl_die): Add origin argument. Allow generation of die with
24264 origin at hand only.
24265 (gen_member_die, gen_type_die_with_usage, force_decl_die,
24266 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
24268 (gen_block_die): Fix checking for unused blocks.
24269 (process_scope_var): Break out from .... ; work with origins only.
24270 (decls_for_scope) ... here; process nonlocalized list.
24271 (dwarf2out_ignore_block): Look for nonlocalized vars.
24272 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
24274 (dump_scope_block): Dump them.
24275 * tree-inline.c (remap_decls): Handle nonlocalized vars.
24276 (remap_block): Likewise.
24277 (can_be_nonlocal): New predicate.
24278 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
24280 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24282 * configure: Regenerate.
24284 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24286 * optc-gen.awk: No need to duplicate option flags twice.
24287 Reuse help texts for duplicate options which do not have any.
24289 * gcc.c (display_help): Document --version.
24291 * gcc.c (main): If print_help_list and verbose_flag, ensure
24292 driver output comes before subprocess output.
24294 * optc-gen.awk: Assign all remaining fields to help string,
24295 space-separated, for multi-line help in *.opt.
24297 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
24298 -Wno-pedantic-ms-format is for MinGW targets only.
24300 * doc/options.texi (Option file format): Fix bad indentation,
24301 restoring dropped sentence.
24303 2009-02-28 Jan Hubicka <jh@suse.cz>
24305 * tree-inline.c (tree_function_versioning): Output debug info.
24307 2009-02-28 Jan Hubicka <jh@suse.cz>
24310 * tree-inline.c (setup_one_parameter): Do not copy propagate
24311 arguments when not optimizing.
24313 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
24316 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24317 (avx_addsubv4df3): Likewise.
24318 (*avx_addsubv4sf3): Likewise.
24319 (sse3_addsubv4sf3): Likewise.
24320 (*avx_addsubv2df3): Likewise.
24321 (sse3_addsubv2df3): Likewise.
24322 (avx_unpckhps256): Correct item selectors.
24323 (avx_unpcklps256): Likewise.
24324 (avx_unpckhpd256): Likewise.
24325 (avx_unpcklpd256): Likewise.
24327 2009-02-28 Jan Hubicka <jh@suse.cz>
24329 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24331 (copy_arguments_for_versioning): If var is declared don't declare it.
24332 (tree_function_versioning): First setup substitutions and then copy
24335 2009-02-27 Jan Hubicka <jh@suse.cz>
24338 * cgraph.h (varpool_output_debug_info): Remove.
24339 * cgraphunit.c (varpool_output_debug_info): Remove.
24340 * dwarf2out.c (deferred_locations_struct): New struct
24341 (deferred_locations): New type.
24342 (deferred_locations_list): New static var.
24343 (deffer_location): New function.
24344 (gen_variable_die): Use it.
24345 (decls_for_scope): Output info on local static vars.
24346 (dwarf2out_finish): Process deferred locations.
24347 * varpool.c (varpool_output_debug_info): Remove.
24349 2009-02-27 Jan Hubicka <jh@suse.cz>
24352 * tree.h (TREE_PROTECTED): Fix comment.
24353 (BLOCK_HANDLER_BLOCK): Remove.
24354 (struct tree_block): Remove handler_block add body_block.
24355 (inlined_function_outer_scope_p): New.
24356 (is_body_block): Remove.
24357 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24358 * dwarf2out.c (is_inlined_entry_point): Remove.
24359 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24360 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24362 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24363 * gimplify.c (gimplify_expr): Gimplify body blocks.
24364 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24365 block with multiple subblocks.
24366 (dump_scope_block): Prettier output; dump more flags and info.
24367 (dump_scope_blocks): New.
24368 (remove_unused_locals): Use dump_scope_blocks.
24369 * tree-flow.h (dump_scope_blocks): Declare.
24370 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24371 * stmt.c (is_body_block): Remove.
24372 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24373 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24375 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24377 PR middle-end/39308
24378 * graphite.c (graphite_loop_normal_form): Do not call
24379 number_of_iterations_exit from a gcc_assert.
24381 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24383 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24384 jumps if COND is NULL.
24385 (find_cond_jump): New function.
24386 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24387 * config/s390/s390.md: Remove z10_cobra attribute value.
24389 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24391 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24392 force_const_mem returns NULL_RTX.
24394 2009-02-26 Jan Hubicka <jh@suse.cz>
24397 * cgraph.h (varpool_output_debug_info): Remove.
24398 * cgraphunit.c (varpool_output_debug_info): Remove.
24399 * dwarf2out.c (deferred_locations_struct): New struct
24400 (deferred_locations): New type.
24401 (deferred_locations_list): New static var.
24402 (deffer_location): New function.
24403 (gen_variable_die): Use it.
24404 (decls_for_scope): Output info on local static vars.
24405 (dwarf2out_finish): Process deferred locations.
24406 * varpool.c (varpool_output_debug_info): Remove.
24408 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24410 PR rtl-optimization/39241
24411 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24412 to subreg_offset_representable_p.
24414 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24416 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24417 execute function prototype. Get f and nregs from max_reg_num
24418 and get_insns. Remove the first backward pass as it's dead,
24419 guard the forward pass by flag_expensive_optimizations.
24420 (rest_of_handle_regmove): Delete.
24421 (pass_regmove): Replace it with regmove_optimize.
24423 2009-02-25 Martin Jambor <mjambor@suse.cz>
24425 PR tree-optimization/39259
24426 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24427 calls_alloca function flags.
24428 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24429 calls are detected.
24431 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24433 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24434 flags_set_1_rtx, flags_set_1_set): Delete.
24435 (regmove_optimize): Do not call mark_flags_life_zones.
24437 2009-02-24 Julian Brown <julian@codesourcery.com>
24440 * config/arm/arm.c (require_pic_register): Only set
24441 cfun->machine->pic_reg once per function.
24443 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24445 * doc/invoke.texi (Link Options): Document an easier way to pass
24446 options that take arguments to the GNU linker using -Xlinker and -Wl.
24448 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24451 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24453 2009-02-24 Richard Guenther <rguenther@suse.de>
24456 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24458 2009-02-24 Richard Guenther <rguenther@suse.de>
24459 Zdenek Dvorak <ook@ucw.cz>
24461 PR tree-optimization/39233
24462 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24463 from converting them to a generic type.
24465 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24467 PR tree-optimization/39260
24468 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24469 contains a condition with a real type.
24470 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24472 2009-02-23 Jason Merrill <jason@redhat.com>
24475 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24476 narrowing_initializer_constant_valid_p.
24477 (narrowing_initializer_constant_valid_p): Don't return
24478 null_pointer_node for adding a pointer to itself.
24480 2009-02-23 Jan Hubicka <jh@suse.cz>
24483 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24486 2009-02-23 Jan Hubicka <jh@suse.cz>
24488 PR tree-optimization/37709
24489 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24490 * tree.h (block_ultimate_origin): Declare.
24491 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24492 * tree-ssa-live.c (remove_unused_scope_block_p):
24493 Eliminate blocks containig no instructions nor live variables nor
24495 (dump_scope_block): New function.
24496 (remove_unused_locals): Enable removal of dead blocks by default;
24497 enable dumping at TDF_DETAILS.
24499 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24501 * config/i386/i386.c (classify_argument): Don't allow COImode
24503 (function_arg_advance_32): Don't allow OImode.
24504 (function_arg_32): Likewise.
24505 (function_value_32): Likewise.
24506 (return_in_memory_32): Likewise.
24507 (function_arg_64): Remove OImode comment.
24509 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24512 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24513 ix86_expand_vector_set for V4DImode in 64bit mode only.
24514 (ix86_expand_vector_init_one_var): Likewise.
24516 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24518 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24520 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24523 * loop-iv.c: Revert last change.
24524 * emit-rtl.c: Likewise.
24526 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24529 * config/i386/i386.c (type_natural_mode): Remove an extra
24530 space in the warning message.
24531 (function_value_32): Handle 32-byte vector modes.
24532 (return_in_memory_32): Likewise.
24534 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24536 * loop-iv.c (truncate_value): New function.
24537 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24539 (lowpart_subreg): Move to...
24540 * emit-rtl.c: ...here.
24542 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24544 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24545 accidental and undocumented change at revision 140860.
24547 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24549 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24550 take gimple_seq * arguments.
24551 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24552 types_compatible_p langhook.
24554 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24555 Joseph Myers <joseph@codesourcery.com>
24557 * config/arm/arm.c (arm_builtin_va_list): New function.
24558 (arm_expand_builtin_va_start): Likewise.
24559 (arm_gimplify_va_arg_expr): Likewise.
24560 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24561 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24562 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24563 (va_list_type): New variable.
24564 (arm_mangle_type): Mangle va_list_type appropriately.
24566 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24568 PR middle-end/39157
24569 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24570 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24571 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24572 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24573 parameter to 1000 for -O1 by default.
24574 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24576 * loop-invariant.c: Include params.h.
24577 (move_loop_invariants): Don't call move_single_loop_invariants on
24580 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24582 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24583 offset when calculating bounds for indexing stack_usage_map. Fixes
24584 a buffer overflow with certain target setups.
24586 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24589 * calls.c (expand_call): Clear try_tail_call if caller and callee
24590 disagree in promotion of function return value.
24592 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24595 * c-common.c (c_determine_visibility): If visibility changed and
24596 DECL_RTL has been already set, call make_decl_rtl to update symbol
24599 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24602 * varasm.c (assemble_variable): Don't check DECL_NAME when
24603 globalizing a variable.
24605 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24608 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24609 expression before any __builtin_trap call.
24610 * c-typeck.c (build_function_call): Convert and check function
24611 arguments before generating a call to a trap. Evaluate the
24612 function arguments before the trap.
24614 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24617 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24618 (UNSPEC_FXAM_MEM): New unspec.
24619 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24620 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24621 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24623 2009-02-19 Richard Guenther <rguenther@suse.de>
24625 PR tree-optimization/39207
24626 PR tree-optimization/39074
24627 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24628 storedanything_tree): New.
24629 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24630 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24631 (build_succ_graph): Add edges from STOREDANYTHING to all
24633 (init_base_vars): Initialize STOREDANYTHING.
24634 (compute_points_to_sets): Free substitution info after
24635 building the succ graph.
24636 (ipa_pta_execute): Likewise.
24638 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24640 (do_ds_constraint): Do not add to special var or non-pointer
24642 (type_could_have_pointers): Split out from ...
24643 (could_have_pointers): ... here. For arrays use the element type.
24644 (create_variable_info_for): Initialize may_have_pointers.
24645 (new_var_info): Likewise.
24646 (handle_lhs_call): Make the HEAP variable unknown-sized.
24647 (intra_create_variable_infos): Use a type with pointers for
24648 PARM_NOALIAS, make it unknown-sized.
24650 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24653 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24655 2009-02-18 Jason Merrill <jason@redhat.com>
24658 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24659 value if DECL_EXTERNAL.
24660 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24661 * target.h (gcc_target::binds_local_p): Clarify "module".
24662 * tree.h (TREE_PUBLIC): Clarify "module".
24664 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24667 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24668 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24670 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24673 * c.opt (Wabi): Support C and ObjC.
24676 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24678 * config/i386/i386.c (classify_argument): Warn once about the ABI
24679 change when passing union with long double.
24681 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24683 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24686 * c-parser.c (c_parser_compound_statement): Always enter and leave
24689 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24692 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24694 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24696 PR tree-optimization/36922
24697 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24698 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24701 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24703 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24706 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24708 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24710 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24712 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24715 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24716 Richard Sandiford <rdsandiford@googlemail.com>
24718 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24719 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24720 (loongson_biadd): ...this.
24722 2009-02-17 Richard Guenther <rguenther@suse.de>
24724 PR tree-optimization/39202
24725 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24726 a var make sure to follow existing collapses.
24728 2009-02-17 Richard Guenther <rguenther@suse.de>
24730 PR middle-end/39214
24731 * langhooks.c (lhd_print_error_function): Check for NULL block.
24733 2009-02-17 Richard Guenther <rguenther@suse.de>
24735 PR tree-optimization/39204
24736 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24739 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24741 * config/soft-fp/double.h: Update from glibc CVS.
24743 2009-02-17 Richard Guenther <rguenther@suse.de>
24745 PR tree-optimization/39207
24746 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24747 strict-aliasing warnings for pointers pointing to NULL.
24749 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24752 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24753 skipping until next close brace.
24755 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24758 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24759 to function argument boundary.
24761 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24763 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24764 in the lea_add. Reload eventually constraints it properly.
24765 * config/picochip/constraints.md: Remove the target constraint
24766 "b", since it is not needed anymore.
24768 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24770 * gthr-dce.h: Uglify function parameter and local variable names.
24771 * gthr-gnat.h: Likewise.
24772 * gthr-mipssde.h: Likewise.
24773 * gthr-nks.h: Likewise.
24774 * gthr-posix95.h: Likewise.
24775 * gthr-posix.h: Likewise.
24776 * gthr-rtems.h: Likewise.
24777 * gthr-single.h: Likewise.
24778 * gthr-solaris.h: Likewise.
24779 * gthr-tpf.h: Likewise.
24780 * gthr-vxworks.h: Likewise.
24781 * gthr-win32.h: Likewise.
24783 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24786 * config/i386/i386.md: Restrict the new peephole2 to move
24787 between MMX/SSE registers.
24789 2009-02-15 Richard Guenther <rguenther@suse.de>
24792 2009-02-13 Richard Guenther <rguenther@suse.de>
24794 * configure.ac: Enable LFS.
24795 * configure: Re-generate.
24796 * config.in: Likewise.
24798 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24800 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24801 spu_srqwbyte, spu_srqwbytebc): Define.
24802 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24803 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24804 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24805 "shrqby_<mode>"): New insn-and-split patterns.
24806 * config/spu/spu.c (expand_builtin_args): Determine and return
24807 number of operands using spu_builtin_description data.
24808 (spu_expand_builtin_1): Use it.
24810 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24813 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24816 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24819 * config/i386/i386.c (override_options): Correct warning
24820 messages for -malign-loops, -malign-jumps and -malign-functions.
24822 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24825 * config/i386/i386.md: Restrict the new peephole2 to move
24826 between the general purpose registers.
24828 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24831 * config/i386/i386.c (type_natural_mode): Add a new argument.
24832 Return the original mode and warn ABI change if vector size is 32byte.
24833 (function_arg_advance): Updated.
24834 (function_arg): Likewise.
24835 (ix86_function_value): Likewise.
24836 (ix86_return_in_memory): Likewise.
24837 (ix86_sol10_return_in_memory): Likewise.
24838 (ix86_gimplify_va_arg): Likewise.
24839 (function_arg_32): Don't warn ABX ABI change here.
24840 (function_arg_64): Likewise.
24842 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24844 * loop-iv.c (implies_p): In the final case, test that operands 0
24845 of the two comparisons match.
24847 * config/bfin/bfin.c (find_prev_insn_start): New function.
24848 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24849 (find_next_insn_start): Move.
24851 2009-02-13 Richard Guenther <rguenther@suse.de>
24853 * configure.ac: Enable LFS.
24854 * configure: Re-generate.
24855 * config.in: Likewise.
24857 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24860 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24861 sizes on syntax error after some arguments have been parsed.
24863 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24865 * doc/invoke.texi (-fira): Remove.
24867 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24869 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24870 * recog.c: Likewise.
24873 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24875 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24876 (umul_ppmm): Likewise.
24877 (count_leading_zeros): Likewise.
24878 (count_trailing_zeros): Likewise.
24879 (UMUL_TIME): Likewise.
24881 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24883 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24884 soft-fp/t-softfp to tmake_file.
24886 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24887 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24888 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24889 IA64_BUILTIN_INFQ]: New.
24890 (ia64_init_builtins): Initialize __builtin_infq,
24891 __builtin_fabsq and __builtin_copysignq if not HPUX.
24892 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24893 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24895 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24897 (__fixtfti): Likewise.
24898 (__fixunstfti): Likewise.
24899 (__floattitf): Likewise.
24901 * config/ia64/libgcc-glibc.ver: New.
24902 * config/ia64/t-fprules-softfp: Likewise.
24903 * config/ia64/sfp-machine.h: Likewise.
24905 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24906 (LIBGCC2_TF_CEXT): Likewise.
24907 (TF_SIZE): Likewise.
24908 (TARGET_INIT_LIBFUNCS): Likewise.
24910 * config/ia64/t-glibc (SHLINB_MAPFILES):
24911 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24913 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24915 * config/i386/i386.c (construct_container): Rewrite processing
24916 BLKmode with X86_64_SSE_CLASS.
24918 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24921 * config/i386/i386.md: Replace simplify_replace_rtx with
24922 replace_rtx in the new peephole2.
24924 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24926 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24927 loop unrolling do not happen at -O2.
24929 2009-02-12 Michael Matz <matz@suse.de>
24931 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24933 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24935 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24938 2009-02-12 Ben Elliston <bje@au.ibm.com>
24940 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24941 patterns when updating the back chain. Missed in the 2009-02-10
24944 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24946 * doc/extend.texi (Decimal Floating Types): Update identifier of
24947 draft TR and list of missing support.
24949 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24951 PR middle-end/39154
24952 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24953 bit to variable length decl's flags, add it also to its
24954 pointer replacement variable.
24956 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24957 Jakub Jelinek <jakub@redhat.com>
24960 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24961 (memory_blockage): New expander.
24962 (*memory_blockage): New insn pattern.
24963 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24964 instead of general blockage at the end of function prologue when
24965 frame pointer is used to access red zone area. Do not emit blockage
24966 when profiling, it is emitted in generic code.
24967 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24968 function epilogue when frame pointer is used to access red zone area.
24970 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24973 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24974 by arithmetic with memory operands.
24975 * config/i386/predicates.md (commutative_operator): New.
24977 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24979 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24982 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24984 * alias.h (record_alias_subset): Declare.
24985 * alias.c (record_alias_subset): Make global.
24987 2009-02-10 Nick Clifton <nickc@redhat.com>
24989 * tree-parloops.c: Change license to GPLv3.
24990 * ipa-struct-reorg.c: Change license to GPLv3.
24991 * ipa-struct-reorg.h: Change license to GPLv3.
24993 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24996 * c-decl.c (start_struct): Return NULL on error.
24998 2009-02-10 Jakub Jelinek <jakub@redhat.com>
25000 PR middle-end/39124
25001 * cfgloopmanip.c (remove_path): Call remove_bbs after
25002 cancel_loop_tree, not before it.
25005 * function.h (struct function): Add has_local_explicit_reg_vars bit.
25006 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
25007 VAR_DECLs were seen.
25008 * tree-ssa-live.c (remove_unused_locals): Recompute
25009 cfun->has_local_explicit_reg_vars.
25010 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
25011 copies or clearings if cfun->has_local_explicit_reg_vars.
25013 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
25016 * config/i386/i386.c (expand_prologue): Emit blockage at the end
25017 of function prologue when frame pointer is used to access
25020 2009-02-10 Richard Guenther <rguenther@suse.de>
25022 PR middle-end/39127
25023 * gimplify.c (gimple_regimplify_operands): Always look if
25024 we need to create a temporary.
25026 2009-02-10 Richard Guenther <rguenther@suse.de>
25028 PR tree-optimization/39132
25029 * tree-loop-distribution.c (todo): New global var.
25030 (generate_memset_zero): Trigger TODO_rebuild_alias.
25031 (tree_loop_distribution): Return todo.
25033 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
25036 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
25037 (x86_64_reg_class_name): Removed.
25038 (classify_argument): Return 0 if bytes > 32. Return 0 if the
25039 first one isn't X86_64_SSE_CLASS or any other ones aren't
25040 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
25041 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
25042 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
25043 and 3 X86_64_SSEUP_CLASS.
25044 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
25045 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
25047 2009-02-10 Ben Elliston <bje@au.ibm.com>
25049 * config/rs6000/rs6000.md (allocate_stack): Always use an update
25050 form instruction to update the stack back chain word, even if the
25051 user has disabled the generation of update instructions.
25052 (movdi_<mode>_update_stack): New.
25053 (movsi_update_stack): Likewise.
25054 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
25055 always use an update form instruction to update the stack back
25058 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
25060 PR middle-end/38953
25061 * graphite.c (if_region_set_false_region): After moving a region in
25062 the false branch of a condition, remove the empty dummy basic block.
25063 (gloog): Remove wrong fix for PR38953.
25065 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25067 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
25068 generation due to implicit sign extension.
25070 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
25072 PR middle-end/38981
25073 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
25074 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
25076 2009-02-09 Richard Guenther <rguenther@suse.de>
25078 PR middle-end/35202
25079 * convert.c (convert_to_real): Disable (float)fn((double)x)
25080 to fnf(x) conversion if errno differences may occur and
25081 -fmath-errno is set.
25083 2009-02-07 Anatoly Sokolov <aesok@post.ru>
25085 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
25086 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25087 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25089 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25092 * c-common.c (handle_alias_attribute): Disallow attribute for
25093 anything not a FUNCTION_DECL or VAR_DECL.
25095 2009-02-06 Janis Johnson <janis187@us.ibm.com>
25098 * real.c (do_compare): Special-case compare of zero against
25099 decimal float value.
25101 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25104 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
25105 as indicating flexible array members unless the field itself is
25106 being declarared as the incomplete array.
25108 2009-02-06 Jan Hubicka <jh@suse.cz>
25110 PR tree-optimization/38844
25111 * ipa-inline.c (try_inline): Stop inlining recursion when edge
25112 is already inlined.
25114 2009-02-06 Richard Guenther <rguenther@suse.de>
25116 PR middle-end/38977
25117 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
25118 fork because we may expand it as __gcov_fork.
25120 2009-02-06 Nick Clifton <nickc@redhat.com>
25122 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
25124 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
25126 PR tree-optimization/35659
25127 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
25128 vn_phi_eq): Shortcut if hashcode does not match.
25129 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
25131 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
25132 and avoid iterative_hash_expr.
25133 (FOR_EACH_VALUE_ID_IN_SET): New.
25134 (value_id_compare): Remove.
25135 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
25136 sort expressions by value id.
25138 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
25141 * config/sh/predicates.md (general_movsrc_operand): Don't check
25142 the subreg of system registers here.
25144 2009-02-05 Jakub Jelinek <jakub@redhat.com>
25147 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
25148 on the copied decl.
25150 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
25152 PR rtl-optimization/39110
25153 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
25154 addresses, not aligned ones.
25156 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
25157 Richard Guenther <rguenther@suse.de>
25159 PR tree-optimization/39100
25160 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
25161 comment says and add edges.
25163 2009-02-05 Joseph Myers <joseph@codesourcery.com>
25166 * c-common.c (handle_tls_model_attribute): Ignore attribute for
25167 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
25169 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
25171 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
25172 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
25173 register_bb_in_sese, new_sese, free_sese): Moved.
25174 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
25175 outermost_loop_in_scop, build_scop_iteration_domain,
25176 expand_scalar_variables_ssa_name, get_vdef_before_scop,
25177 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
25178 Use loop_in_sese_p instead of loop_in_scop_p.
25179 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
25180 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
25181 (scopdet_basic_block_info): Fix bug in scop detection.
25182 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
25183 eq_loop_to_cloog_loop): Remove.
25184 (nb_loops_around_loop_in_scop, nb_loop
25185 ref_nb_loops): Moved here...
25186 * graphite.h (ref_nb_loops): ... from here.
25187 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
25188 (loop_domain_dim, loop_iteration_vector_dim): Remove.
25189 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
25191 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
25192 Hans-Peter Nilsson <hp@axis.com>
25194 PR rtl-optimization/37889
25195 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
25196 Move offset handling from PLUS to before the switch. Use new
25197 arguments when considering SYMBOL_REFs too.
25198 (rtx_addr_can_trap_p): Pass dummy offset and size.
25199 (enum may_trap_p_flags): Remove.
25200 (may_trap_p_1): Pass size from MEM_SIZE.
25202 PR rtl-optimization/38921
25203 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
25204 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
25205 * rtlanal.c (may_trap_after_code_motion_p): Delete.
25206 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
25208 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
25210 AVX Programming Reference (January, 2009)
25211 * config/i386/sse.md (*vpclmulqdq): New.
25213 2009-02-04 Jakub Jelinek <jakub@redhat.com>
25215 PR tree-optimization/38977
25216 PR gcov-profile/38292
25217 * calls.c (special_function_p): Disregard __builtin_ prefix.
25219 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
25221 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
25222 non-indexable addresses even before reload.
25224 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25227 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
25228 as having variable size. Do not give an error for unnamed
25229 parameters with [*] declarators. Give a warning for type names
25230 with [*] declarators and mark them as variable size.
25231 * c-parser.c (c_parser_sizeof_expression): Do not give an error
25232 for sizeof applied to [*] type names.
25234 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25237 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
25239 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25241 * gcc.c (process_command): Update copyright notice dates.
25242 * gcov.c (print_version): Likewise.
25243 * gcov-dump.c (print_version): Likewise.
25244 * mips-tfile.c (main): Likewise.
25245 * mips-tdump.c (main): Likewise.
25247 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25250 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
25251 for composite type involving a zero-length array type.
25253 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25256 * function.c (match_asm_constraints_1): Skip over
25257 initial optional % in the constraint.
25259 PR inline-asm/39059
25260 * c-parser.c (c_parser_postfix_expression): If fixed point is not
25261 supported, don't accept FIXED_CSTs.
25262 * c-decl.c (finish_declspecs): Error if fixed point is not supported
25263 and _Sat is used without _Fract/_Accum. Set specs->type to
25264 integer_type_node for cts_fract/cts_accum if fixed point is not
25267 2009-02-02 Catherine Moore <clm@codesourcery.com>
25269 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
25271 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
25273 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
25274 (ABI_HAS_64BIT_SYMBOLS): Use it.
25275 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
25277 2009-02-02 Paul Brook <paul@codesourcery.com>
25279 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
25281 2009-02-02 Jakub Jelinek <jakub@redhat.com>
25283 PR inline-asm/39058
25284 * recog.h (asm_operand_ok): Add constraints argument.
25285 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
25286 recurse on matching constraint.
25287 (check_asm_operands): Pass constraints as 3rd argument to
25288 asm_operand_ok. Don't look up matching constraint here.
25289 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
25292 2009-02-02 Ben Elliston <bje@au.ibm.com>
25294 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
25295 TARGET_NARROW_VOLATILE_BITFIELD macro names.
25297 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25299 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
25300 information. Remove some obsolete information. Reorganize.
25302 * config/pa/fptr.c: Revert license to GPL 2.
25303 * config/pa/milli64.S: Likewise.
25305 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25308 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
25309 LIBRARY name in, instead of hard-coding it.
25310 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
25311 extra target make frag to tmake_files according to EH model.
25312 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25313 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
25314 frags that define makefile variable EH_MODEL appropriately.
25315 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
25316 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
25317 to "-sjlj" according to type of EH configured.
25318 (LIBGCC_SONAME): Concatenate it to shared library base name.
25319 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25320 to "_sjlj" according to type of EH configured.
25321 (LIBGCC_SONAME): Concatenate it to shared library base name.
25322 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25323 (SHLIB_LINK): Add missing semicolon to if-else construct.
25324 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25325 string value of "pe_dll" command-line option.
25326 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25327 (SHLIB_SONAME): Use it when overriding t-cygming default.
25328 (SHLIB_IMPLIB): Override t-cygming default.
25329 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25330 string value of "pe_dll" command-line option.
25332 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25335 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25336 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25338 2009-01-31 Richard Guenther <rguenther@suse.de>
25340 PR tree-optimization/38937
25341 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25342 computing the transitive closure.
25344 2009-01-30 Richard Guenther <rguenther@suse.de>
25346 PR tree-optimization/39041
25347 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25348 Propagate variable indices only if the types match for this stmt.
25350 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25353 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25354 inline but never defined.
25356 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25358 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25359 (*insv_h_di_reg_extimm): New insn.
25360 (*insv_l<mode>_reg_extimm): New insn.
25362 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25364 * config/picochip/picochip.c (flag_conserve_stack): set
25365 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25366 fconserve-stack. Reduce call-overhead used by inliner.
25368 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25371 * common.opt (flag_conserve_stack): Initialised to zero.
25373 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25376 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25377 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25380 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25382 * ira-color.c (allocno_reload_assign): Update comments.
25383 * regmove.c (regmove_optimize): Likewise.
25387 2009-01-29 Robert Millan <rmh@aybabtu.com>
25389 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25390 * config/i386/kopensolaris-gnu.h: New file. Undefine
25391 `MD_UNWIND_SUPPORT'.
25392 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25394 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25396 PR tree-optimization/39007
25397 * tree-loop-distribution.c (generate_builtin): Use
25398 recompute_dominator to compute the immediate dominator of the
25399 basic block just after the loop.
25401 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25403 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25404 (ASM_OUTPUT_DWARF_PCREL): Define.
25406 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25408 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25409 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25410 global. Modify entries about regmove and IRA.
25412 * ra-conflict.c: Remove the file.
25414 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25416 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25417 (pass_regclass_init): Rename to pass_reginfo_init.
25419 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25421 * toplev.h (flag_ira): Remove.
25423 * caller-save.c (setup_save_areas): Remove flag_ira.
25425 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25427 * global.c: Remove the file.
25429 * opts.c (decode_options): Remove flag_ira.
25431 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25433 * regmove.c: Modify file description.
25434 (find_use_as_address, try_auto_increment): Define them only if
25435 AUTO_INC_DEC is defined.
25436 (replacement_quality, replace_in_call_usage, fixup_match_1,
25437 stable_and_no_regs_but_for_p): Remove.
25438 (reg_set_in_bb): Make it static.
25439 (regmove_optimize): Remove flag_ira and code which worked for
25442 * local-alloc.c: Remove the file.
25444 * common.opt (fira): Remove.
25446 * ira.c: Include except.h.
25447 (eliminable_regset): Move from global.c.
25448 (mark_elimination): Ditto. Remove flag_ira.
25449 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25450 equiv_mem_modified, validate_equiv_mem_from_store,
25451 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25452 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25453 no_equiv, recorded_label_ref): Move from local-alloc.c.
25454 (update_equiv_regs): Ditto. Make it static.
25455 (print_insn_chain, print_insn_chains): Move it from global.c.
25456 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25457 (build_insn_chain): Ditto. Make it static.
25458 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25459 Rename to init_live_subregs.
25460 (gate_ira): Remove flag_ira.
25462 * regclass.c: Rename reginfo.c. Change file description.
25463 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25464 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25465 (init_reg_sets_1): Remove code for evaluation of
25466 reg_class_superclasses and losing_caller_save_reg_set.
25467 (init_regs): Remove init_reg_autoinc.
25468 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25469 ok_for_base_p_nonstrict): Remove.
25470 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25471 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25472 corresponding entries.
25473 (dump_regclass, record_operand_costs, scan_one_insn,
25474 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25475 record_address_regs, auto_inc_dec_reg_p): Remove.
25476 (gt-regclass.h): Rename to gt-reginfo.h.
25478 * rtl.h (dump_global_regs, retry_global_alloc,
25479 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25481 * Makefile.in (RA_H): Remove.
25482 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25483 Rename regclass.o to reginfo.o.
25484 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25486 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25487 (GTFILES): Rename regclass.c to reginfo.c.
25489 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25490 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25492 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25493 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25495 (finish_spills): Ditto. Remove code for !flag_ira.
25497 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25499 PR middle-end/35854
25500 * doc/invoke.texi (rtl debug options): Complete rewrite.
25501 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25503 * mode-switching.c (pass_mode_switching): Rename pass from
25504 "mode-sw" to "mode_sw".
25505 * except.c (pass_convert_to_eh_ranges): Rename pass from
25506 "eh-ranges" to "eh_ranges".
25507 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25511 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25512 Alexander Monakov <amonakov@ispras.ru>
25514 PR middle-end/38857
25515 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25517 (move_exprs_to_boundary): Change return type and pass through
25518 should_move from move_op. Relax assert. Update usage ...
25519 (schedule_expr_on_boundary): ... here. Use should_move instead of
25521 (move_op_orig_expr_found): Indicate that insn was disconnected from
25523 (code_motion_process_successors): Do not call after_merge_succs
25524 callback if original expression was not found when traversing any of
25526 (code_motion_path_driver): Change return type. Update prototype.
25527 (move_op): Update comment. Add a new parameter (should_move). Update
25528 prototype. Set *should_move based on indication provided by
25529 move_op_orig_expr_found.
25531 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25533 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25534 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25535 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25536 * config/rs6000/rs6000.c (rs6000_override_options): Default
25537 avoid-indexed-addresses on for Power6, off for everything else.
25538 (avoiding_indexed_address_p): New function.
25539 (rs6000_legitimize_address): Use it.
25540 (rs6000_legitimate_address): Likewise.
25541 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25543 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25545 PR tree-optimization/38997
25546 * tree-loop-distribution.c (generate_memset_zero): Use
25547 POINTER_PLUS_EXPR for a pointer addition.
25549 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25551 * config/s390/s390.md (bswap<mode>2): New pattern added.
25553 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25555 * config/s390/s390.md (*tls_load_31): Added type attribute.
25557 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25559 * config/s390/s390.md: Fix a few comments.
25561 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25563 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25564 (*tm<mode>_full): Fixed z10prop attribute.
25565 (*tst<mode>_extimm): Fixed z10prop attribute.
25566 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25567 (*tstqiCCT_cconly): Fixed z10prop attribute.
25568 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25569 (*movsi_larl): Fixed z10prop attribute.
25570 (*movsi_zarch): Fixed z10prop attribute.
25571 (*movsi_eas): Fixed z10prop attribute.
25572 (*movhi): Fixed z10prop attribute.
25573 (*movqi): Fixed z10prop attribute.
25574 (*movstrictqi): Fixed z10prop attribute.
25575 (*mov<mode>): Fixed z10prop attribute.
25576 (*movcc): Fixed z10prop attribute.
25577 (*sethighpartdi_64): Fixed z10prop attribute.
25578 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25579 (*negdi2_sign_cc): Fixed z10prop attribute.
25580 (*negdi2_sign): Fixed z10prop attribute.
25581 (*absdi2_sign_cc): Fixed z10prop attribute.
25582 (*absdi2_sign): Fixed z10prop attribute.
25583 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25584 (*negabsdi2_sign): Fixed z10prop attribute.
25585 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25586 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25587 (doloop_si64): Fixed z10prop attribute.
25588 (doloop_si31): Fixed z10prop attribute.
25589 (doloop_long): Fixed z10prop attribute.
25590 (indirect_jump): Fixed z10prop attribute.
25591 (nop): Fixed z10prop attribute.
25592 (main_base_64): Fixed z10prop attribute.
25593 (reload_base_64): Fixed z10prop attribute.
25595 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25597 PR rtl-optimization/38740
25598 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25600 * config/mips/mips.c (mips_reorg): Likewise.
25602 2009-01-28 Richard Guenther <rguenther@suse.de>
25604 PR tree-optimization/38926
25605 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25606 with the correct value id to a value.
25607 (do_regular_insertion): Use the value number of edoubleprime
25608 for the value number of the expr.
25611 2008-08-21 Richard Guenther <rguenther@suse.de>
25613 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25614 a PHI ask VN if it is already available.
25615 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25616 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25618 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25620 PR middle-end/38934
25621 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25622 set to varying whenever max has TREE_OVERFLOW set, similarly
25623 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25625 2009-01-28 Richard Guenther <rguenther@suse.de>
25627 PR middle-end/38908
25628 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25629 uninitialized aggregate uses in call arguments.
25631 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25633 PR tree-optimization/38984
25634 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25635 the nothing_id variable if -fno-delete-null-pointer-checks.
25637 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25640 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25641 (set_got_offset_rex64): Ditto.
25643 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25646 * doc/extend.texi: Improve local variable with asm reg.
25648 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25650 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25651 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25652 was not supplied then set warn_packed_bitfield_compat to the
25653 default value of 1.
25654 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25657 2009-01-27 Richard Guenther <rguenther@suse.de>
25659 PR tree-optimization/38503
25660 * cfgexpand.c (expand_gimple_basic_block): Ignore
25661 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25662 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25663 variables that cannot have TBAA applied.
25664 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25667 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25669 PR middle-end/38969
25670 * calls.c (initialize_argument_information): Do not wrap complex
25671 arguments in SAVE_EXPR.
25673 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25675 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25676 (INSTALL_LIBGCC): Revert typo commit.
25678 2009-01-26 Richard Guenther <rguenther@suse.de>
25680 PR tree-optimization/38745
25681 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25682 from special handling.
25684 2009-01-26 Richard Guenther <rguenther@suse.de>
25686 PR tree-optimization/38745
25687 * tree-ssa.c (execute_update_addresses_taken): Do not include
25688 variables that cannot possibly be a register in not_reg_needs.
25689 Do not clear TREE_ADDRESSABLE on vars that may not become
25691 * tree-ssa.c (update_alias_info_1): Include those in the set
25692 of addressable vars.
25694 2009-01-26 Richard Guenther <rguenther@suse.de>
25696 PR middle-end/38851
25697 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25698 * tree-ssa-dse.c: Include langhooks.h
25699 (execute_simple_dse): Remove stores with zero size.
25701 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25704 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25707 2009-01-24 Julian Brown <julian@codesourcery.com>
25709 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25710 config/arm/linux-atomic.c.
25711 * config/arm/linux-atomic.c: New.
25713 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25715 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25716 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25717 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25719 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25722 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25725 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25727 PR tree-optimization/38953
25728 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25729 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25730 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25731 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25734 2009-01-24 Paul Brook <paul@codesourcery.com>
25736 * config/arm/neon.md (neon_type): Move to arm.md.
25737 (neon_mov<VSTRUCT>): Add neon_type attribute.
25738 * config/arm/arm.md (neon_type): Move to here.
25739 (conds): Add "unconditioal" and use as default for NEON insns.
25741 2009-01-24 Ben Elliston <bje@au.ibm.com>
25743 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25744 void *' warning from -Wc++-compat.
25745 * Makefile.in (dominance.o-warn): Remove.
25747 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25749 PR tree-optimization/38932
25750 * fold-const.c (fold_unary_ignore_overflow): New.
25751 * tree.h (fold_unary_ignore_overflow): Declare.
25752 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25753 * tree-ssa-sccvn.c (visit_reference_op_load,
25754 simplify_unary_expression): Likewise.
25756 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25758 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25759 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25760 regardless of their type.
25761 * c-common.c (handle_packed_attribute): Don't ignore packed on
25763 * c.opt (Wpacked-bitfield-compat): New warning option.
25764 * stor-layout.c (place_field): Warn if offset of a field changed.
25765 * doc/extend.texi (packed): Mention the ABI change.
25766 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25767 (Warning Options): Add it to the list.
25769 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25771 * c-opts.c (c_common_post_options): Fix a typo in comments.
25773 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25775 PR middle-end/38615
25776 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25777 variables to static.
25778 * doc/invoke.texi (-fmerge-all-constants): Update description.
25780 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25783 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25784 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25786 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25788 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25790 (LOCAL_ALIGNMENT): Similarly.
25792 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25793 Joseph Myers <joseph@codesourcery.com>
25795 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25796 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25797 * config/arm/arm-tune.md: Regenerate.
25798 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25801 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25803 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25804 version number to five.
25806 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25809 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25810 * c-common.c (set_underlying_type): Likewise.
25811 (is_typedef_decl ): Likewise
25813 (set_underlying_type): Likewise.
25814 (is_typedef_type): Likewise.
25816 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25818 PR middle-end/38587
25819 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25822 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25825 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25826 (LIBGCC_SPEC): Don't define.
25827 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25829 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25831 PR rtl-optimization/38879
25832 * alias.c (base_alias_check): Unaligned access via AND address can
25833 alias all surrounding object types except those with sizes equal
25834 or wider than the size of unaligned access.
25836 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25839 * c-decl.c (clone_underlying_type): Move this ...
25840 * c-common.c (set_underlying_type): ... here.
25841 Also, make sure the function properly sets TYPE_STUB_DECL() on
25842 the newly created typedef variant type.
25843 (is_typedef_decl ): New entry point.
25844 * tree.h: Added a new member member_types_needing_access_check to
25845 struct tree_decl_non_common.
25846 (set_underlying_type): New entry point.
25847 (is_typedef_type): Likewise.
25849 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25851 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25852 Check whether two instructions have memory references that
25853 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25854 are helper functions for traversing.
25855 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25856 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25857 not to draw dependency edge for instructions with non-conflicting
25860 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25863 * longlong.h: Update copyright years. Use soft-fp license notice.
25864 Sync __clz_tab declaration with glibc.
25866 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25869 * doc/extend.texi (syscall_linkage): New.
25870 (version_id): Modify.
25872 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25873 Richard Guenther <rguenther@suse.de>
25875 PR tree-optimization/38747
25876 PR tree-optimization/38748
25877 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25878 conversion if the base address is an indirect reference and the
25879 aliasing sets could cause issues.
25881 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25883 * common.opt (fgraphite, fgraphite-identity): Add comment for
25884 explaining why these options are not documented.
25886 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25888 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25889 gimple_call_lhs is NULL.
25891 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25894 * emit-rtl.c (adjust_address_1): Make sure memref is never
25897 2009-01-20 Ben Elliston <bje@au.ibm.com>
25899 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25900 const qualifier from arg parameter. Remove unnecessary cast to char *.
25901 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25902 const qualifier from arg 2.
25904 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25906 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25908 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25911 * rtl.h (reinit_regs): New prototype.
25912 * regclass.c: Include ira.h.
25913 (reinit_regs): New.
25914 * Makefile.in (regclass.o): Add ira.h.
25915 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25917 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25920 * c-common.c (handle_aligned_attribute): Use
25921 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25922 default alignment value.
25924 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25926 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25927 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25929 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25930 __BIGGEST_ALIGNMENT__.
25932 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25934 2009-01-18 Richard Guenther <rguenther@suse.de>
25936 PR tree-optimization/38819
25937 * tree-flow.h (operation_could_trap_helper_p): Declare.
25938 * tree-eh.c (operation_could_trap_helper_p): Export.
25939 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25940 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25941 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25942 are about to insert a possibly trapping instruction and fail
25945 2009-01-18 Andreas Schwab <schwab@suse.de>
25947 * doc/install.texi (Configuration): Remove obsolete paragraph
25948 about use of --with-gnu-ld with --with-gnu-as.
25950 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25952 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25953 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25954 Follow spelling conventions.
25956 2009-01-18 Ben Elliston <bje@au.ibm.com>
25958 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25959 C++ warning about implicit conversion from void * to struct
25961 (bitmap_obstack_free): Likewise for bitmap_element *.
25962 * Makefile.in (bitmap.o-warn): Remove.
25964 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25966 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25968 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25969 Tobias Grosser <tobi.grosser@amd.com>
25971 * graphite.c (graphite_trans_scop_block): Do not block single
25974 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25976 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25977 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25978 test with assertion.
25980 2009-01-16 Richard Guenther <rguenther@suse.de>
25982 PR tree-optimization/38835
25983 PR middle-end/36227
25984 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25985 and INT + PTR -> (INT)(PTR p+ INT) folding.
25986 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25988 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25991 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25992 the subreg from a lowpart subreg if it is also casting the value.
25994 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25995 Tobias Grosser <tobi.grosser@amd.com>
25997 * graphite.c (compare_prefix_loops): New.
25998 (build_scop_canonical_schedules): Rewritten.
25999 (graphite_transform_loops): Move build_scop_canonical_schedules
26000 after build_scop_iteration_domain.
26002 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26003 Tobias Grosser <tobi.grosser@amd.com>
26005 * graphite.c (add_conditions_to_domain): Add the loops to
26006 the dimension of the iteration domain. Do copy the domain
26007 only when it exists.
26008 (build_scop_conditions_1): Do not call add_conditions_to_domain.
26009 (add_conditions_to_constraints): New.
26010 (can_generate_code_stmt, can_generate_code): Removed.
26011 (gloog): Do not call can_generate_code.
26012 (graphite_transform_loops): Call add_conditions_to_constraints
26013 after building the iteration domain.
26015 2009-01-16 Jakub Jelinek <jakub@redhat.com>
26017 PR tree-optimization/38789
26018 * tree-ssa-threadedge.c
26019 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
26020 __builtin_constant_p.
26022 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
26024 * dce.c (delete_unmarked_insns): Reversed the order that insns are
26025 examined before deleting them.
26027 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
26029 * function.c (aggregate_value_p): Correctly extract the function
26030 type from CALL_EXPR_FN lookup.
26032 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26034 * config/picochip/picochip.c (picochip_override_options): Revert
26035 CFI asm flag disable commited previously.
26037 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
26038 Tobias Grosser <tobi.grosser@amd.com>
26039 Jan Sjodin <jan.sjodin@amd.com>
26041 * graphite.c (scan_tree_for_params): On substractions negate
26042 all the coefficients of the term.
26043 (clast_to_gcc_expression_red): New. Handle reduction expressions
26044 of more than two operands.
26045 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
26046 (get_vdef_before_scop): Handle also the case of default definitions.
26048 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
26050 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
26051 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
26052 Also use them when walking CALL_INSN_FUNCTION_USAGE.
26054 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
26055 Joey Ye <joey.ye@intel.com>
26057 PR middle-end/37843
26058 * cfgexpand.c (expand_stack_alignment): Don't update stack
26059 boundary nor check incoming stack boundary here.
26060 (gimple_expand_cfg): Update stack boundary and check incoming
26061 stack boundary here.
26063 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
26065 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
26067 2009-01-14 Jakub Jelinek <jakub@redhat.com>
26069 PR rtl-optimization/38245
26070 * calls.c (expand_call): Add stack arguments to
26071 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26072 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
26073 in regs and partially in memory or BLKmode arguments.
26074 (emit_library_call_value_1): Add stack arguments to
26075 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26076 ACCUMULATE_OUTGOING_ARGS).
26077 * dce.c: Include tm_p.h.
26078 (find_call_stack_args): New function.
26079 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
26081 (mark_insn): Call find_call_stack_args for CALL_Ps.
26082 (prescan_insns_for_dce): Walk insns backwards in bb rather than
26083 forwards. Allocate and free arg_stores bitmap if needed, pass it
26084 down to deletable_insn_p, don't mark stores set in arg_stores
26085 bitmap, clear the bitmap at the beginning of each bb.
26086 * Makefile.in (dce.o): Depend on $(TM_P_H).
26088 2009-01-14 Michael Meissner <gnu@the-meissners.org>
26091 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
26092 to make sure the insn is a conditional test (bug 22599). Reformat a
26095 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
26097 PR middle-end/38431
26098 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
26099 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
26100 (gloog): Do not call cleanup_tree_cfg.
26101 (graphite_transform_loops): Call cleanup_tree_cfg after all
26102 scops have been code generated.
26104 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
26105 * doc/gty.texi (Invoking the garbage collector): Added new node
26106 and section documenting ggc_collect.
26108 2009-01-14 Richard Guenther <rguenther@suse.de>
26110 PR tree-optimization/38826
26111 PR middle-end/38477
26112 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
26113 initialization notes only if we actually emitted a warning.
26114 (intra_create_variable_infos): Add constraints for a result decl
26115 that is passed by hidden reference.
26116 (build_pred_graph): Mark all related variables non-direct on
26119 2009-01-14 Nick Clifton <nickc@redhat.com>
26121 * ira-conflicts.c: Include addresses.h for the definition of
26123 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
26124 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
26126 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
26129 * Makefile.in (ira-lives.o): Add except.h.
26131 * ira-lives.c: Include except.h.
26132 (process_bb_node_lives): Process can_throw_internal.
26134 2009-01-13 Jakub Jelinek <jakub@redhat.com>
26136 PR rtl-optimization/38774
26137 * combine.c (simplify_set): When undoing cc_use change, don't do
26138 PUT_CODE on the newly created comparison, but instead put back the
26141 2009-01-13 Joseph Myers <joseph@codesourcery.com>
26143 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
26144 values. Remove duplicate arm8 entry.
26146 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26148 PR tree-optimization/38786
26149 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
26150 the SSA_NAME case of expand_scalar_variables_expr.
26151 Set the type of an expression to the type of its assign statement.
26152 (expand_scalar_variables_expr): Also gather the scalar computation
26153 used to index the memory access. Do not pass loop_p.
26154 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
26155 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
26156 the gimple_stmt_iterator where it inserts new code.
26157 Do not pass loop_p.
26158 (copy_bb_and_scalar_dependences): Do not pass loop_p.
26159 (translate_clast): Update call to copy_bb_and_scalar_dependences.
26161 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26163 * graphite.h (debug_value): Removed.
26164 * graphite.c (debug_value): Removed.
26166 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26168 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
26169 ldrd/strd with two 32-bit instructions.
26171 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26173 * config/arm/arm.c (struct processors): Pass for speed down into
26174 cost helper functions.
26175 (const_ok_for_op): Handle COMPARE and inequality nodes.
26176 (arm_rtx_costs_1): Rewrite.
26177 (arm_size_rtx_costs): Update prototype.
26178 (arm_rtx_costs): Pass speed down to helper functions.
26179 (arm_slowmul_rtx_costs): Rework cost calculations.
26180 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
26181 (arm_9e_rtx_costs): Likewise.
26183 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
26185 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
26186 relocations of local symbols wider than UNITS_PER_WORD are not valid.
26187 (alpha_legitimize_address): Do not split local symbols wider than
26188 UNITS_PER_WORD into HIGH/LO_SUM parts.
26190 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
26193 * gcc.c (process_command): Replace call to execvp with calls
26194 to pex_one and exit.
26196 2009-01-03 Anatoly Sokolov <aesok@post.ru>
26199 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
26200 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
26201 variant for devices with 3-byte PC.
26202 (__tablejump_elpm__): New.
26204 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26207 * c-parser.c (c_parser_postfix_expression): Allow `->' in
26208 offsetof member-designator, handle it as `[0].'.
26210 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26212 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
26213 function when not using named sections on targets with named sections
26214 if branch distance is less than 262132.
26216 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
26218 * combine.c (combine_instructions): Recompute
26219 optimize_this_for_speed_p for each BB in the main combine loop.
26221 2009-01-12 Tomas Bily <tbily@suse.cz>
26224 * tree-loop-distribution.c (prop_phis): New function.
26225 (generate_builtin): Call prop_phis.
26227 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26229 PR tree-optimization/38807
26230 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
26231 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
26233 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
26235 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
26236 subreg of op0 to the original op0.
26238 2009-01-11 Laurent GUERBY <laurent@guerby.net>
26240 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
26242 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
26245 * mips-tfile.c (parse_def): Fix parsing of def strings
26246 starting with digits.
26248 2009-01-10 Jakub Jelinek <jakub@redhat.com>
26251 * config/arm/arm.c (arm_is_long_call_p): Don't call
26252 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
26254 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
26256 * regrename.c (regrename_optimize): Fix dumping.
26257 (find_oldest_value_reg): Preserve REG_POINTER.
26258 (copy_hardreg_forward_1): Likewise.
26260 2009-01-09 Diego Novillo <dnovillo@google.com>
26262 * gimple.h (struct gimple_statement_base) <uid>: Document
26263 the restrictions on its use.
26264 (gimple_uid): Tidy.
26265 (gimple_set_uid): Tidy.
26267 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26269 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
26270 zero guard even if align_bytes != 0 and count is smaller than
26273 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
26275 PR rtl-optimization/38495
26276 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
26277 (add_range_and_copies_from_move_list): Print all added ranges.
26278 Add ranges to memory optimized destination.
26280 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26284 * config/i386/i386.c (override_options): Reject
26285 -mstringop-strategy=rep_8byte with -m32.
26286 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
26287 to 1. Do count comparison against epilogue_size_needed at compile
26288 time even when count_exp was constant forced into register. For
26289 size_needed don't jump to epilogue, instead just avoid aligning
26290 and invoke the body algorithm. If need_zero_guard, add zero guard
26291 even if count is non-zero, but smaller than size_needed + number of
26292 bytes that could be stored for alignment.
26293 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
26294 to 1. If need_zero_guard, add zero guard even if count is non-zero,
26295 but smaller than size_needed + number of bytes that could be stored
26296 for alignment. Compare size_needed with epilogue_size_needed instead
26297 of desired_align - align, don't adjust size_needed, pass
26298 epilogue_size_needed to the epilogue expanders.
26301 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
26303 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26305 * pa.c (last_address): Change to unsigned.
26306 (update_total_code_bytes): Change argument to unsigned. Don't
26307 check if insn addresses are set.
26308 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
26309 addresses are not set.
26310 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
26312 2009-01-09 Nick Clifton <nickc@redhat.com>
26314 * config/sh/symbian.c: Replace uses of DECL_INLINE with
26315 DECL_DECLARED_INLINE_P.
26317 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26319 PR middle-end/38347
26320 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26321 GET_MODE (op0) in operand_subword_force calls.
26323 PR middle-end/38771
26324 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26325 fold_convert arg0 operands to TREE_TYPE (op0) first.
26327 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26329 * params.def (ira-max-conflict-table-size): Decrease default value
26332 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26334 PR tree-optimization/37031
26335 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26337 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26338 allocate it using gc instead of heap, use VEC_quick_push instead of
26340 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26341 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26342 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26343 allocated vector from heap allocated.
26344 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26345 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26346 vector only after perfect_loop_nest_depth call.
26348 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26349 Jan Sjodin <jan.sjodin@amd.com>
26351 PR tree-optimization/38559
26352 * graphite.c (debug_value, copy_constraint,
26353 swap_constraint_variables, scale_constraint_variable, ): New.
26354 (get_lower_bound, get_upper_bound): Removed.
26355 (graphite_trans_bb_strip_mine): Clean up this code that works
26356 only for constant number of iterations. Fully copy upper and
26357 lower bound constraints, not only the constant part of them.
26358 * graphite.h (debug_value): Declared.
26360 2009-01-08 Ira Rosen <irar@il.ibm.com>
26362 PR tree-optimization/37194
26363 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26364 Don't add the cost of cost model guard in prologue to scalar
26365 outside cost in case of known number of iterations.
26367 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26368 Alan Modra <amodra@bigpond.net.au>
26370 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26371 non-word-aligned REG+CONST addressing.
26373 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26376 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26377 free_after_compilation when outputting a thunk.
26378 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26379 Do not call free_after_compilation here.
26381 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26383 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26384 (ix86_valid_target_attribute_inner_p): Ditto.
26386 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26388 PR tree-optimization/38492
26389 PR tree-optimization/38498
26390 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26391 * tree-chrec.h (scev_is_linear_expression): Declared.
26392 * graphite.c (graphite_cannot_represent_loop_niter): New.
26393 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26394 (graphite_loop_normal_form): Use gcc_assert.
26395 (scan_tree_for_params): Use CASE_CONVERT.
26396 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26397 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26398 Use gcc_assert. Discard scops that contain unhandled cases.
26399 (build_scop_conditions): Return a boolean status for unhandled cases.
26400 (strip_mine_profitable_p): Print the loop number, not its depth.
26401 (is_interchange_valid): Pass the depth of the loop nest, don't
26402 recompute it wrongly.
26403 (graphite_trans_bb_block): Same.
26404 (graphite_trans_bb_block): Print tentative of loop blocking.
26405 (graphite_trans_scop_block): Do not print that the loop has been
26407 (graphite_transform_loops): Do not handle scops that contain condition
26410 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26412 AVX Programming Reference (December, 2008)
26413 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26414 (_mm256_stream_pd): Likewise.
26415 (_mm256_stream_ps): Likewise.
26417 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26418 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26419 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26420 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26421 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26422 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26423 (ix86_expand_special_args_builtin): Likewise.
26425 * config/i386/sse.md (AVXMODEDI): New.
26426 (avx_movnt<mode>): Likewise.
26427 (avx_movnt<mode>): Likewise.
26428 (<sse>_movnt<mode>): Remove AVX support.
26429 (sse2_movntv2di): Likewise.
26431 2009-01-07 Richard Guenther <rguenther@suse.de>
26433 PR middle-end/38751
26434 * fold-const.c (extract_muldiv): Remove obsolete comment.
26435 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26436 to PLUS_EXPR canonicalization for the canonicalization.
26438 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26440 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26441 hosted cross-compilers generating less efficient code.
26443 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26445 * function.h (rtl_data): Add a dbr_scheduled_p field.
26446 * reorg.c (dbr_schedule): Set it.
26447 (gate_handle_delay_slots): Check it.
26448 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26449 (mips_reorg): Check flag_delayed_branch instead of
26450 mips_base_delayed_branch.
26451 (mips_override_options): Don't set mips_base_delayed_branch
26452 or flag_delayed_branch.
26454 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26456 PR rtl-optimization/38426.
26457 * ira.c (ira): Set current_function_is_leaf earlier.
26459 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26461 PR rtl-optimization/38722
26462 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26463 too early, only set a flag and modify after last possible
26466 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26469 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26470 * real.c (decimal_single_format): Correct values of emin and emax.
26471 (decimal_double_format): Ditto.
26472 (decimal_quad_format): Ditto.
26473 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26474 computation of DECnn_MIN and DECnn_MAX for corrected values of
26475 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26476 __DECnn_MIN__, and adjust its computation for the corrected value
26479 2009-01-06 Jan Hubicka <jh@suse.cz>
26482 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26484 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26486 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26487 Add Robert Clark to the list of testers.
26489 2009-01-06 Jan Hubicka <jh@suse.cz>
26490 Kai Tietz <kai.tietz@onevision.com>
26492 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26493 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26495 2009-01-06 Jan Hubicka <jh@suse.cz>
26496 Kai Tietz <kai.tietz@onevision.com>
26498 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26500 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26501 (ix86_nsaved_regs): Count only general purpose regs.
26502 (ix86_nsaved_sseregs): New.
26503 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26504 to 16 for w64; compute padding and size of sse reg save area.
26505 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26506 general purpose regs.
26507 (ix86_emit_save_sse_regs_using_mov): New.
26508 (ix86_expand_prologue): Save SSE regs if needed.
26509 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26510 (ix86_emit_restore_sse_regs_using_mov): New.
26511 (ix86_expand_epilogue): Save SSE regs if needed.
26513 2009-01-06 Jan Hubicka <jh@suse.cz>
26514 Kai Tietz <kai.tietz@onevision.com>
26516 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26517 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26518 functions when accumulate outgoing args is off.
26520 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26523 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26524 before using pseudos_have_intersected_live_ranges_p.
26526 * ira-int.h (ira_assert): Always define.
26528 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26530 AVX Programming Reference (December, 2008)
26531 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26532 (_mm256_permute2_pd): Likewise.
26533 (_mm_permute2_ps): Likewise.
26534 (_mm256_permute2_ps): Likewise.
26535 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26536 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26538 * config/i386/i386.c (ix86_builtins): Remove
26539 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26540 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26541 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26542 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26543 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26544 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26545 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26546 __builtin_ia32_vpermil2ps256.
26547 (ix86_init_mmx_sse_builtins): Updated.
26548 (ix86_expand_args_builtin): Likewise.
26550 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26552 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26553 long absolute calls when generating PA 2.0 code.
26555 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26557 PR rtl-optimization/38583
26558 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26560 * params.def (ira-max-conflict-table-size): New.
26562 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26564 * ira.h (ira_conflicts_p): New external definition.
26566 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26567 table. Report this. Return result of building.
26568 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26569 building conflict table.
26571 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26572 (ira_color): Use ira_conflicts_p.
26574 * global.c: Include ira.h.
26575 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26578 * Makefile.in (global.o): Add ira.h.
26580 * ira-build.c (mark_all_loops_for_removal,
26581 propagate_some_info_from_allocno): New.
26582 (remove_unnecessary_allocnos): Call
26583 propagate_some_info_from_allocno.
26584 (remove_low_level_allocnos): New.
26585 (remove_unnecessary_regions): Add parameter. Call
26586 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26587 parameter to remove_unnecessary_regions.
26588 (ira_build): Remove all regions but root if the conflict table was
26589 not built. Update conflict hard regs for allocnos crossing calls.
26591 * ira.c (ira_conflicts_p): New global.
26592 (ira): Define and use ira_conflicts_p.
26594 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26595 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26596 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26598 2009-01-06 Ben Elliston <bje@au.ibm.com>
26600 * gengtype-lex.l (YY_NO_INPUT): Define.
26602 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26605 * c-common.c (handle_vector_size_attribute): Also reject
26606 BOOLEAN_TYPE types.
26608 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26610 PR tree-optimization/38492
26611 * graphite.c (rename_map_elt, debug_rename_elt,
26612 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26613 rename_map_elt_info, eq_rename_map_elts,
26614 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26615 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26616 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26617 (sese_build_livein_liveouts): New.
26618 (new_sese, free_sese): New.
26619 (new_scop): Call new_sese.
26620 (free_scop): Call free_sese.
26621 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26622 (register_old_new_names): Renamed register_old_and_new_names.
26623 (register_scop_liveout_renames, add_loop_exit_phis,
26624 insert_loop_close_phis, struct igp,
26625 default_liveout_before_guard, add_guard_exit_phis,
26626 insert_guard_phis, copy_renames): New.
26627 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26628 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26629 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26630 (scop_adjust_phis_for_liveouts): New.
26631 (gloog): Call scop_adjust_phis_for_liveouts.
26633 * graphite.h (struct sese): Documented. Added fields liveout,
26634 num_ver and livein.
26635 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26636 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26637 (struct scop): Added field liveout_renames.
26638 (SCOP_LIVEOUT_RENAMES): New.
26640 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26642 PR tree-optimization/38510
26643 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26644 (translate_clast): Call recompute_all_dominators before
26646 (gloog): Call recompute_all_dominators before graphite_verify.
26648 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26649 Jan Sjodin <jan.sjodin@amd.com>
26651 PR tree-optimization/38500
26652 * graphite.c (create_sese_edges): Call fix_loop_structure after
26655 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26657 * config.gcc: Add m32r*-*-rtems*.
26658 * config/m32r/rtems.h: New file.
26660 2009-01-05 Ben Elliston <bje@au.ibm.com>
26662 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26663 (.po.pox): Likewise.
26664 (po/gcc.pot): Likewise.
26666 2009-01-04 David S. Miller <davem@davemloft.net>
26668 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26669 (STARTING_FRAME_OFFSET): Always set to zero.
26671 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26673 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26674 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26675 fixed-point types, and vectors of the same.
26677 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26679 * config/mips/sync.md (*mb_barrier): Rename to...
26680 (*memory_barrier): ...this.
26682 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26684 * doc/extend.texi (Function Attributes): Move @cindex after @item
26685 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26686 and put in alphabetical order. Fix 'target' name and put in order.
26687 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26690 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26692 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26693 (memory_barrier): Expand as unspec instead of unspec_volatile.
26694 Remove mem:BLK from insn operands. Use Pmode scratch register.
26695 (*memory_barrier): Define as unspec instead of unspec_volatile.
26696 Use (match_dup 0) as input operand.
26698 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26699 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26700 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26701 scratch register. Remove operand 1.
26702 (*stbar): Define as unspec instead of unspec_volatile.
26703 Use (match_dup 0) as input operand, remove (const_int 8).
26704 (*membar): Define as unspec instead of unspec_volatile.
26705 Use (match_dup 0) as input operand, remove input operand 2.
26707 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26708 (memory_barrier): Expand as unspec instead of unspec_volatile.
26709 Remove mem:BLK from insn operands. Use Pmode scratch register.
26710 (*memory_barrier): Define as unspec instead of unspec_volatile.
26711 Use (match_dup 0) as input operand.
26713 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26714 Remove mem:BLK from insn operands. Use Pmode scratch register.
26715 Set volatile flag on operand 0.
26716 (*memory_barrier): New insn pattern.
26718 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26720 (*memory_barrier): Use (match_dup 0) as input operand.
26722 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26723 Remove mem:BLK from insn operands. Use Pmode scratch register.
26724 Set volatile flag on operand 0.
26725 (*mb_internal): New insn pattern.
26727 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26729 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26731 PR middle-end/38586
26732 * function.c (struct temp_slot): Move to the section of the file
26733 that deals with temp slots. Remove field 'address'.
26734 (temp_slot_address_table): New hash table of address -> temp slot.
26735 (struct temp_slot_address_entry): New struct, items for the table.
26736 (temp_slot_address_compute_hash, temp_slot_address_hash,
26737 temp_slot_address_eq, insert_temp_slot_address): Support functions
26739 (find_temp_slot_from_address): Rewrite to use the new hash table.
26740 (remove_unused_temp_slot_addresses): Remove addresses of temp
26741 slots that have been made available.
26742 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26743 worker function for remove_unused_temp_slot_addresses.
26744 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26745 Add the temp slot address to the address -> temp slot map.
26746 (update_temp_slot_address): Update via insert_temp_slot_address.
26747 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26748 (pop_temp_slots): Likewise.
26749 (init_temp_slots): Allocate the address -> temp slot map, or empty
26750 the map if it is already allocated.
26751 (prepare_function_start): Initialize temp slot processing.
26753 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26755 PR middle-end/38584
26756 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26757 Calculate the size of all stack vars assuming no packing of stack
26758 vars will happen, replacing a quadratic algorithm with a linear one.
26760 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26763 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26766 2009-01-03 Diego Novillo <dnovillo@google.com>
26768 * doc/contrib.texi: Update contributions.
26770 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26773 * builtins.c (fold_builtin_memory_op): Give up if either operand
26774 is volatile. Set srctype or desttype to non-qualified version
26778 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26779 and FUNCTION_DECLs.
26781 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26783 PR rtl-optimization/35805
26784 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26785 problem if fast dce is able to remove any instructions.
26786 * dce.c (dce_process_block): Fix dump message.
26788 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26791 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26793 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26795 PR middle-end/38690
26796 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26797 * tree-pretty-print.c (op_code_prio): New function.
26798 (op_prio): No longer static. Use op_code_prio.
26799 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26800 Use op_prio and op_code_prio to determine if () should be
26801 printed around operand(s) or not.
26803 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26804 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26805 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26806 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26807 pp_character instead of pp_string for single letter printing.
26809 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26811 * doc/extend.texi: Fix '#pragma GCC option' typo.
26813 2009-01-02 Richard Guenther <rguenther@suse.de>
26815 * doc/install.texi (--enable-checking): Mention different
26816 default for stage1.
26817 (--enable-stage1-checking): Document.
26819 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26821 PR middle-end/30142
26822 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26823 case to be an error.
26825 2009-01-02 Ben Elliston <bje@au.ibm.com>
26827 * config/fp-bit.h (pack_d): Constify argument.
26828 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26829 (isnan): Constify argument.
26831 (iszero): Likewise.
26832 (pack_d): Likewise.
26833 (_fpadd_parts): Constify return type.
26834 (_fpmul_parts): Likewise.
26835 (_fpdiv_parts): Likewise.
26837 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26840 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26841 warn about overwriting initializer with side-effects or
26842 -Woverride-init if !IMPLICIT.
26843 (output_init_element): Likewise. Pass IMPLICIT down to
26845 (process_init_element): Add IMPLICIT argument. Pass it down
26846 to output_init_element.
26847 (push_init_element, pop_init_level, set_designator): Adjust
26848 process_init_element callers.
26849 (set_nonincremental_init, set_nonincremental_init_from_string):
26850 Adjust add_pending_init callers.
26851 (output_pending_init_elements): Adjust output_init_element callers.
26852 * c-tree.h (process_init_element): Adjust prototype.
26853 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26854 process_init_element callers.
26857 Copyright (C) 2009 Free Software Foundation, Inc.
26859 Copying and distribution of this file, with or without modification,
26860 are permitted in any medium without royalty provided the copyright
26861 notice and this notice are preserved.