1 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5 * configure: Regenerate.
7 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9 * doc/install.texi: Update minimum MPC version to 0.7.
11 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
13 * doc/install.texi (Binaries): Remove reference to the binary
14 distribution CD-ROM from the FSF.
16 2009-09-26 Michael Matz <matz@suse.de>
20 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
21 that are mentioned in the body.
23 2009-09-26 Michael Matz <matz@suse.de>
25 PR tree-optimization/41454
26 * tree-ssa-dom (stmts_to_rescan): Remove variable.
27 (tree_ssa_dominator_optimize): Don't allocate and free it.
28 (dom_opt_leave_block): Don't iterate over it.
29 (eliminate_redundant_computations): Don't return a value.
30 (cprop_operand, cprop_into_stmt): Ditto.
31 (optimize_stmt): Don't defer updating stmts.
33 2009-09-25 Dodji Seketeli <dodji@redhat.com>
35 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
36 generic_parameter_die, template_parameter_pack_die,
37 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
38 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
39 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
41 2009-09-25 Anatoly Sokolov <aesok@post.ru>
43 * config/v850/v850.h (FUNCTION_VALUE): Remove.
44 * config/v850/v850.c (v850_function_value): New function.
45 (TARGET_FUNCTION_VALUE): Define.
47 2009-09-25 Jakub Jelinek <jakub@redhat.com>
49 * tree-vect-stmts.c (vectorizable_call): Call
50 mark_symbols_for_renaming after vect_finish_stmt_generation.
52 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
53 to loc_descriptor_from_tree.
54 (add_location_or_const_value_attribute): Pass 0 instead of 2
55 for decl_by_reference_p decls.
57 2009-09-25 Richard Guenther <rguenther@suse.de>
60 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
63 2009-09-25 Ben Elliston <bje@au.ibm.com>
65 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
68 2009-09-25 Alan Modra <amodra@bigpond.net.au>
70 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
73 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
76 * fold-const.c (const_binop): Handle complex int division.
77 * tree-complex.c (expand_complex_div_straight,
78 expand_complex_div_wide): Update comments.
80 2009-09-24 DJ Delorie <dj@redhat.com>
83 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
84 (reg_class): Likewise.
85 (REG_CLASS_NAMES): Likewise.
86 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
88 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
91 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
93 * config/rs6000/predicates.md (indexed_or_indirect_operand):
94 Delete VSX load/store with update support.
95 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
96 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
100 (VStype_load_update): Ditto.
101 (VStype_store_update): Ditto.
102 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
103 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
105 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
106 load/store with update builtins.
108 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
110 * libgcc2.c (L_trampoline): Prototype for getpagesize
111 and mprotect in WINNT case.
113 2009-09-24 Anatoly Sokolov <aesok@post.ru>
115 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
116 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
117 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
119 (TARGET_FUNCTION_VALUE): Define.
121 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
123 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
125 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
128 * common.opt: Initialize dwarf_strict to -1.
129 * toplev.c (process_options): Catch unset dwarf_strict
130 and set to 0 for all targets not overriding.
131 * config/darwin.c (darwin_override_options): Catch unset
132 dwarf_strict and override to 1.
134 2009-09-24 Jeff Law <law@redhat.com>
136 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
138 2009-09-24 Richard Guenther <rguenther@suse.de>
140 PR tree-optimization/36143
141 PR tree-optimization/38747
142 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
143 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
145 2009-09-24 Jakub Jelinek <jakub@redhat.com>
148 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
149 return false instead of gcc_unreachable (). For CONST return the
150 value returned by recursive call instead of always returning true.
151 (tree_add_const_value_attribute): Return the value returned by
152 add_const_value_attribute instead of always returning true if rtl
155 2009-09-23 Justin Seyster <jrseys@gmail.com>
157 * Makefile.in (PLUGIN_HEADERS): Include real.h.
159 2009-09-24 Jakub Jelinek <jakub@redhat.com>
161 * cgraphunit.c (cgraph_lower_function): Revert last change.
162 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
163 instead of DECL_NO_STATIC_CHAIN.
164 * tree-cfg.c (verify_gimple_call): Likewise.
165 * tree-nested.c (get_chain_decl, get_chain_field,
166 convert_tramp_reference_op, convert_gimple_call): Likewise.
167 (convert_all_function_calls): Likewise. Always set or clear
168 DECL_STATIC_CHAIN initially, for !n->outer clear it.
169 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
170 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
172 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
173 DECL_NO_STATIC_CHAIN.
174 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
175 instead of DECL_NO_STATIC_CHAIN.
176 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
177 decl_function_context.
178 * varasm.c (initializer_constant_valid_p): Likewise.
179 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
180 (DECL_STATIC_CHAIN): ... this.
181 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
182 instead of DECL_NO_STATIC_CHAIN.
184 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
185 Rafael Avila de Espindola <espindola@google.com>
187 * gengtype.c (nb_plugin_files): Make it unsigned to match
188 num_gt_files. Adjust other variables to avoid warnings.
189 (main): Allocate an all zero lang_bitmap before each plugin file name
190 to match regular file names.
192 2009-09-23 Richard Henderson <rth@redhat.com>
194 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
195 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
196 static chain passed in memory.
197 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
198 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
199 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
200 STATIC_CHAIN_REGNUM defined.
202 * config/picochip/picochip-protos.h: s/class/klass/.
203 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
204 (picochip_static_chain): New.
205 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
206 (STATIC_CHAIN_INCOMING): Remove.
208 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
209 (xtensa_static_chain): New.
210 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
212 2009-09-23 Anatoly Sokolov <aesok@post.ru>
214 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
215 * config/pa/pa-protos.h (function_value): Remove.
216 * config/pa/pa.c (pa_function_value): Rename from function_value.
217 Make static, add 'outgoing' argument.
218 (TARGET_FUNCTION_VALUE): Define.
220 2009-09-23 Anatoly Sokolov <aesok@post.ru>
222 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
223 instead of cfun->machine->is_leaf.
224 * config/avr/avr.h (machine_function): Remove is_leaf field.
226 2009-09-23 Jakub Jelinek <jakub@redhat.com>
229 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
230 DW_OP_piece after DW_OP_stack_value, adjust size calculations
231 for it, when DW_OP_stack_value and DW_OP_implicit_value has
232 the same size, prefer DW_OP_stack_value.
233 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
234 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
236 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
239 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
241 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
244 * cfgexpand.c (convert_debug_memory_address): New.
245 (expand_debug_expr): Convert base address and offset to the same
246 mode. Use it to convert addresses to other modes. Accept
249 2009-09-23 Richard Guenther <rguenther@suse.de>
251 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
252 produced for bigendian targets with promoted subregs.
254 2009-09-23 Richard Guenther <rguenther@suse.de>
256 * value-prof.c (gimple_ic): Purge old EH edges only after building
259 2009-09-23 Nick Clifton <nickc@redhat.com>
261 * config/arc/arc.c (arc_trampoline_init): Fix typo.
263 2009-09-23 Jakub Jelinek <jakub@redhat.com>
266 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
269 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
270 on non-nested functions.
272 2009-09-23 Jakub Jelinek <jakub@redhat.com>
273 Jan Hubicka <jh@suse.cz>
275 * dwarf2out.c (loc_list_plus_const): Only define if
276 DWARF2_DEBUGGING_INFO.
277 (address_of_int_loc_descriptor): Likewise.
280 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
282 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
285 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
286 constant is more than zero.
288 2009-09-23 Alan Modra <amodra@bigpond.net.au>
291 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
292 call final to emit non-scheduled prologue, instead insert at entry.
294 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
295 Joseph S. Myers <joseph@codesourcery.com>
297 * doc/install.texi (*-*-freebsd*): Add proper format codes.
299 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
300 Rafael Avila de Espindola <espindola@google.com>
302 * gengtype.c (is_file_equal): New function.
303 (close_output_files): Use is_file_equal. Free of->buf.
305 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
306 Rafael Avila de Espindola <espindola@google.com>
308 * gengtype.c (write_types, write_local): Add the output_header
309 argument. Update all callers.
311 2009-09-22 Dodji Seketeli <dodji@redhat.com>
313 * dwarf2out.c (template_parameter_pack_die,
314 gen_formal_parameter_pack_die ): New functions.
315 (make_ith_pack_parameter_name): Remove this function.
316 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
317 DW_TAG_formal_parameter_pack.
318 (gen_generic_params_dies): Represent each template parameter pack
319 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
320 represented by usual DW_TAG_template_*_parameter DIEs that are
321 children of the DW_TAG_template_parameter_pack element DIE.
322 (generic_parameter_die): This doesn't deal with parameter pack
323 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
324 of parameter pack DIEs.
325 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
326 in certain cases, e.g. for pack elements.
327 (gen_formal_types_die, gen_decl_die): Adjust usage of
328 gen_formal_parameter_die.
329 (gen_subprogram_die): Represent each function parameter pack by a
330 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
331 represented by usual DW_TAG_formal_parameter DIEs that are children
332 of the DW_TAG_formal_parameter_pack DIE. Remove references to
333 ____builtin_va_alist decls as no part of the compiler uses those
335 * langhooks.h (struct lang_hooks_for_decls): Add
336 function_parm_expanded_from_pack_p, get_generic_function_decl
337 and function_parameter_pack_p hooks. Fix comment for
338 get_innermost_generic_parms hook.
339 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
340 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
341 macros and use them to initialize lang_hook.
343 2009-09-22 Richard Henderson <rth@redhat.com>
345 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
346 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
347 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
348 on TRAMPOLINE_TEMPLATE.
349 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
350 TRAMPOLINE_ADJUST_ADDRESS.
351 * targhooks.c (default_asm_trampoline_template): Remove.
352 (default_trampoline_adjust_address): Remove.
353 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
354 * targhooks.h: Update decls.
356 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
358 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
359 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
360 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
362 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
365 * reload1.c (reload): Reset debug insns with pseudos without
368 2009-09-22 Janis Johnson <janis187@us.ibm.com>
370 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
371 unconditional true for decimal float modes.
372 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
373 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
375 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
377 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
378 Enable a new case for __FreeBSD__ >= 7.
379 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
380 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
381 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
382 and USE_LD_AS_NEEDED.
384 * doc/install.texi (*-*-freebsd*): Update target information.
386 2009-09-22 Richard Guenther <rguenther@suse.de>
389 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
390 arrays really properly.
392 2009-09-22 Richard Henderson <rth@redhat.com>
395 * target.h (struct gcc_target): Add asm_out.trampoline_template,
396 calls.static_chain, calls.trampoline_init,
397 calls.trampoline_adjust_address.
398 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
399 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
400 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
401 * builtins.c (expand_builtin_setjmp_receiver): Use
402 targetm.calls.static_chain; only clobber registers.
403 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
404 set up memory attributes properly for the trampoline block.
405 (expand_builtin_adjust_trampoline): Use
406 targetm.calls.trampoline_adjust_address.
407 * calls.c (prepare_call_address): Add fndecl argument. Use
408 targetm.calls.static_chain.
409 * df-scan.c (df_need_static_chain_reg): Remove.
410 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
411 consolodate static chain handling.
412 * doc/tm.texi: Document new hooks.
413 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
414 (init_emit_regs): Don't initialize them.
415 * expr.h (prepare_call_address): Update decl.
416 * final.c (profile_function): Use targetm.calls.static_chain.
417 * function.c (expand_function_start): Likewise.
418 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
419 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
420 only clobber registers.
421 * targhooks.c (default_static_chain): New.
422 (default_asm_trampoline_template, default_trampoline_init): New.
423 (default_trampoline_adjust_address): New.
424 * targhooks.h: Declare them.
425 * varasm.c (assemble_trampoline_template): Use
426 targetm.asm_out.trampoline_template. Make the memory block const
429 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
430 alpha_initialize_trampoline. Make static. Merge VMS parameter
431 differences into the TARGET_ABI_OPEN_VMS code block.
432 (TARGET_TRAMPOLINE_INIT): New.
433 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
434 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
435 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
436 (INITIALIZE_TRAMPOLINE): Remove.
438 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
439 (TRAMPOLINE_TEMPLATE): Merge with ...
440 (INITIALIZE_TRAMPOLINE): ... this and move ...
441 * config/arc/arc.c (arc_trampoline_init): ... here.
442 (TARGET_TRAMPOLINE_INIT): New.
444 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
445 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
446 (arm_asm_trampoline_template): New.
447 (arm_trampoline_init, arm_trampoline_adjust_address): New.
448 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
449 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
450 code to arm_asm_trampoline_template.
451 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
452 arm_trampoline_adjust_address.
453 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
454 adjust for target hook parameters.
456 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
459 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
460 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
461 (bfin_trampoline_init): Rename from initialize_trampoline;
462 make static; update for target hook parameters.
463 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
464 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
465 bfin_asm_trampoline_template.
466 (INITIALIZE_TRAMPOLINE): Remove.
468 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
469 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
470 cris_trampoline_init): New.
471 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
472 cris_asm_trampoline_template.
473 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
474 adjust for target hook parameters.
476 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
478 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
479 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
480 fr30_trampoline_init): New.
481 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
482 fr30_asm_trampoline_template.
483 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
484 adjust for target hook parameters.
486 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
487 (frv_trampoline_init): Rename from frv_initialize_trampoline;
488 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
489 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
490 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
492 * config/h8300/h8300.c (h8300_trampoline_init): New.
493 (TARGET_TRAMPOLINE_INIT): New.
494 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
495 to h8300_trampoline_init and adjust for hook parameters.
497 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
498 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
499 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
500 make static; adjust for hook parameters.
501 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
503 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
504 (TARGET_TRAMPOLINE_INIT): New.
505 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
506 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
507 iq2000_asm_trampoline_template.
508 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
509 (TRAMPOLINE_CODE_SIZE): New.
510 (TRAMPOLINE_SIZE): Use it.
511 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
513 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
514 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
515 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
516 adjust for hook parameters.
517 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
519 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
520 (m32r_trampoline_init): New.
521 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
522 m32r_trampoline_init.
524 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
525 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
526 make static; update for hook parameters.
527 * config/m68hc11/m68hc11-protos.h: Update.
528 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
530 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
531 (TARGET_TRAMPOLINE_INIT): New.
532 (mcore_function_value): Fix typo.
533 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
534 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
535 to mcore_asm_trampoline_template.
536 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
538 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
539 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
540 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
541 update for hook parameters.
542 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
544 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
545 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
546 mips_trampoline_init): New.
547 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
548 mips_asm_trampoline_template.
549 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
550 update for hook parameters.
552 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
553 (TARGET_TRAMPOLINE_INIT): New.
554 (mmix_trampoline_size): Remove.
555 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
556 make static. Remove out-of-date tetra vs octa comment.
557 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
558 make static; update for hook parameters.
559 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
560 (INITIALIZE_TRAMPOLINE): Remove.
561 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
562 (TRAMPOLINE_ALIGNMENT): New.
563 * gcc/config/mmix/mmix-protos.h: Update.
565 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
566 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
567 mn10300_trampoline_init): New.
568 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
569 mn10300_asm_trampoline_template.
570 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
572 * config/moxie/moxie.c (moxie_static_chain,
573 moxie_asm_trampoline_template, moxie_trampoline_init,
574 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
575 TARGET_TRAMPOLINE_INIT): New.
576 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
577 moxie_trampoline_init.
578 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
579 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
581 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
582 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
583 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
584 pa_trampoline_adjust_address): New.
585 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
586 pa_asm_trampoline_template.
587 (TRAMPOLINE_ALIGNMENT): New.
588 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
589 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
590 adjust for hook parameters.
591 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
593 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
594 (TARGET_TRAMPOLINE_INIT): New.
595 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
596 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
598 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
600 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
601 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
602 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
603 make static; adjust parameters for the hook.
604 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
606 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
607 s390_trampoline_template; make static.
608 (s390_trampoline_init): Rename from s390_initialize_trampoline;
609 make static; adjust for target hook.
610 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
611 * config/s390/s390-protos.h: Remove trampoline decls.
612 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
613 (TRAMPOLINE_TEMPLATE): Remove.
614 (TRAMPOLINE_ALIGNMENT): New.
616 * config/score/score-protos.h (score_initialize_trampoline): Remove.
617 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
618 (TARGET_TRAMPOLINE_INIT): New.
619 (score_asm_trampoline_template): New.
620 (score_trampoline_init): Rename from score_initialize_trampoline;
621 make static; adjust for hook parameters.
622 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
623 score[37]_asm_trampoline_template.
624 (INITIALIZE_TRAMPOLINE): Remove.
625 * config/score/score3.c (score3_asm_trampoline_template): New.
626 (score3_trampoline_init): Rename from score3_initialize_trampoline;
627 adjust for target hook.
628 * config/score/score7.c (score7_asm_trampoline_template): New.
629 (score7_trampoline_init): Rename from score7_initialize_trampoline;
630 adjust for target hook.
631 * config/score/score3.h, config/score/score7.h: Update.
633 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
634 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
635 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
636 (sh_trampoline_init): Rename from sh_initialize_trampoline;
637 make static; adjust for target hook parameters.
638 (sh_trampoline_adjust_address): New.
639 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
640 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
642 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
643 (sparc32_initialize_trampoline): Rename from
644 sparc_initialize_trampoline; make static; replace tramp parameter
645 with m_tramp and update memory accesses.
646 (sparc64_initialize_trampoline): Similarly.
647 (sparc_trampoline_init): New.
648 * config/sparc/sparc-protos.h: Remove trampoline decls.
649 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
650 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
652 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
653 (array_to_constant): Make ARR parameter const.
654 (spu_trampoline_init): Rename from spu_initialize_trampoline;
655 make static; update for hook parameters.
656 * config/spu/spu-protos.h: Update decls.
657 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
659 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
660 from xstormy16_initialize_trampoline; make static; update for
662 (TARGET_TRAMPOLINE_INIT): New.
663 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
665 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
666 (TARGET_TRAMPOLINE_INIT): New.
667 (v850_can_eliminate): Make static.
668 (v850_asm_trampoline_template, v850_trampoline_init): New.
669 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
670 v850_asm_trampoline_template.
671 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
672 and adjust for target hook parameters.
674 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
675 (TARGET_TRAMPOLINE_INIT): New.
676 (vax_asm_trampoline_template, vax_trampoline_init): New.
677 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
678 vax_asm_trampoline_template.
679 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
681 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
682 (TARGET_TRAMPOLINE_INIT): New.
683 (xtensa_asm_trampoline_template): Rename from
684 xtensa_trampoline_template; make static.
685 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
686 make static; update for hook parameters.
687 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
688 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
689 (INITIALIZE_TRAMPOLINE): Remove.
691 * config/i386/i386.c (ix86_function_regparm): Do not issue an
692 error for nested functions with regparm=3.
693 (ix86_compute_frame_layout): Adjust frame pointer offset for
694 ix86_static_chain_on_stack.
695 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
696 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
697 don't reset to UNITS_PER_WORD.
698 (ix86_emit_leave): Adjust ix86_cfa_state.
699 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
700 (ix86_static_chain): New.
701 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
702 make static; update for target hook parameters; use ix86_static_chain.
703 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
704 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
705 (INITIALIZE_TRAMPOLINE): Remove.
706 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
707 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
708 to the end. Add static_chain_on_stack.
709 (ix86_static_chain_on_stack): New.
711 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
712 (m68k_output_mi_thunk): Don't use static_chain_rtx.
713 (m68k_trampoline_init): New.
714 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
715 m68k_trampoline_init and adjust for hook parameters.
716 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
717 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
719 2009-09-22 Jakub Jelinek <jakub@redhat.com>
721 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
722 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
724 * reload1.c (reload): Call wrap_constant when substituting
725 reg for equiv inside of DEBUG_INSNs.
728 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
729 add_call_src_coords_attributes, add_high_low_attributes,
730 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
731 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
732 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
733 when -gdwarf-2 -gstrict-dwarf.
734 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
735 -gdwarf-[23] -gstrict-dwarf.
736 (address_of_int_loc_descriptor, loc_descriptor,
737 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
738 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
739 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
741 2009-09-22 Richard Guenther <rguenther@suse.de>
743 PR tree-optimization/41428
744 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
745 (ccp_finalize): Pass it to substitute_and_fold.
747 2009-09-22 Richard Guenther <rguenther@suse.de>
749 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
750 (substitute_and_fold): Adjust prototype.
751 * tree-vrp.c (vrp_evaluate_conditional): Make static.
752 (simplify_stmt_using_ranges): Likewise.
753 (fold_predicate_in): Move here from tree-ssa-propagate.c.
754 (vrp_fold_stmt): New function.
755 (vrp_finalize): Pass it to substitute_and_fold.
756 * tree-flow.h (vrp_evaluate_conditional): Remove.
757 (simplify_stmt_using_ranges): Likewise.
758 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
759 * tree-ssa-copy.c (fini_copy_prop): Likewise.
760 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
762 (fold_predicate_in): Move to tree-vrp.c.
763 (substitute_and_fold): Use the callback instead of calling into
764 tree-vrp.c functions directly.
766 2009-09-22 Jakub Jelinek <jakub@redhat.com>
768 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
769 comparison warning on rs6000.
772 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
773 GIMPLE_EH_MUST_NOT_THROW cleanup.
774 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
776 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
779 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
780 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
781 LIB_SPEC for darwin10 and later since it always uses the unwinder in
782 libSystem which is derived from the gcc 4.2.1 unwinder.
784 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
787 * varasm.c (default_encode_section_info): Copy TLS model into
788 sym_ref flags regardless of backend support for TLS, for all
789 model types except TLS_MODEL_EMULATED.
791 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
794 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
795 we can handle it correctly.
797 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
799 * doc/install.texi (os2): Remove section.
801 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
803 * doc/standards.texi (Objective-C): Adjust two URLs.
805 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
807 * tree-tailcall.c (process_assignment): Don't check if a
808 multiplication or an addition are already present.
809 (find_tail_calls): Combine multiple additions and multiplications.
810 (adjust_accumulator_values): Emit accumulators.
812 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
814 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
815 xmm register restore.
817 2009-09-21 Jan Hubicka <jh@suse.cz>
819 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
820 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
823 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
825 * stor-layout.c (layout_type): Remove obsolete code.
827 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
830 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
832 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
835 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
836 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
837 (fold_builtin_2, do_mpc_arg1): Update accordingly.
838 * fold-const.c (const_binop): Likewise.
839 * real.h (do_mpc_arg2): Update prototype.
841 2009-09-20 Jan Hubicka <jh@suse.cz>
843 * dwarf2out.c (add_const_value_attribute): Return true if successful.
844 (add_location_or_const_value_attribute): Rewrite using
846 (tree_add_const_value_attribute): Return true if successful.
847 (tree_add_const_value_attribute_for_decl): Likewise.
849 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
850 (loc_descriptor): ... here;
851 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
852 (cst_pool_loc_descr): Break out from ...; do not reffer constant
853 pool items that was not marked for output.
854 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
855 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
856 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
857 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
858 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
859 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
860 DW_OP_stack_value to get address of items that are not available
862 (dw_loc_list): Handle single element lists correctly.
864 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
865 Pascal Obry <obry@adacore.com>
867 * unwind-dw2-fde.c (classify_object_over_fdes):
868 Cast the constant 1 to _Unwind_Ptr.
869 (add_fdes): Likewise.
870 (linear_search_fdes): Likewise.
872 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
874 * stor-layout.c (set_sizetype): Avoid useless type copy.
876 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
878 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
880 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
881 * configure, config.in: Regenerate.
882 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
884 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
885 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
886 for global data if the output could be used in a shared library.
887 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
888 to 0 if TARGET_WRITABLE_EH_FRAME.
890 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
892 PR rtl-optimization/39886
893 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
894 just when insn is equal to BB_END (bb).
896 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
898 * config/mips/mips.opt (mrelax-pic-calls): New option.
899 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
901 (mips_unspec_call): Change "unspec_call" expander into this.
902 (mips_strip_unspec_call): New function.
903 (mips_got_load): Call mips_unspec_call instead of
904 gen_unspec_call<mode>.
905 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
907 (mips_cfg_in_reorg): New function.
908 (mips16_lay_out_constants): Use it to decide whether to call
909 CFG-aware insn splitting.
910 (r10k_insert_cache_barriers): Move CFG set-up code from here to
911 mips_reorg. Move DF set-up code from here ...
912 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
914 (mips_reorg): Call mips_df_reorg instead of
915 r10k_insert_cache_barriers. Move CFG set-up code here from
916 r10k_insert_cache_barriers.
917 (mips_call_expr_from_insn): New function.
918 (mips_pic_call_symbol_from_set): Likewise.
919 (mips_find_pic_call_symbol): Likewise.
920 (mips_annotate_pic_call_expr): Likewise.
921 (mips_get_pic_call_symbol): Likewise.
922 (mips_annotate_pic_calls): Likewise.
923 (mips_override_options): Disable -mrelax-pic-calls unless PIC
925 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
926 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
927 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
929 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
930 (unspec_call<mode>): Remove it.
931 (sibcall_internal, sibcall_value_internal,
932 sibcall_value_multiple_internal, call_internal, call_split,
933 call_value_internal, call_value_split,
934 call_value_multiple_internal, call_value_multiple_split): Pass
935 SIZE_OPNO to MIPS_CALL.
936 (call_internal_direct, call_direct_split,
937 call_value_internal_direct, call_value_direct_split): Pass -1 as
938 SIZE_OPNO to MIPS_CALL.
939 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
940 * configure: Regenerate.
941 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
942 and -mno-relax-pic-calls.
943 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
945 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
948 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
949 in the directory this rule is called from, rather than the
950 toplevel 'gcc' directory, to fix in-tree build.
952 2009-09-19 Chris Demetriou <cgd@google.com>
954 PR preprocessor/28435:
955 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
956 to cpplib that the preprocessor output is needed.
958 2009-09-19 Jakub Jelinek <jakub@redhat.com>
960 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
961 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
962 *return_and_restore_fpregs_<mode>,
963 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
966 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
967 instead of assuming it has always a REG inside of it.
969 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
971 * config/freebsd.h: Update comment on types.
974 2009-09-18 Jason Merrill <jason@redhat.com>
976 * c.opt: Add -fno-deduce-init-list.
978 2009-09-18 Neil Vachharajani <nvachhar@google.com>
980 * value-prof.c (interesting_stringop_to_profile_p): Added output
981 argument to indicate which parameter is the size parameter.
982 * value-prof.c (gimple_stringop_fixed_value): Use
983 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
984 * value-prof.c (gimple_stringops_transform): Update call sites to
985 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
987 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
990 From David Binderman <dcb314@hotmail.com>:
991 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
992 local variable f. Remove stale comments.
993 (ix86_compute_frame_layout): Remove useless local variable total_size.
995 (legitimate_address_p): Remove useless local variables
996 reason_rtx and reason.
997 (ix86_split_copysign_const): Remove useless local variable op1.
998 (scale_counter): Remove useless local variable piece_size_mask.
1000 2009-09-18 Jakub Jelinek <jakub@redhat.com>
1002 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
1005 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1008 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
1010 2009-09-17 Jakub Jelinek <jakub@redhat.com>
1012 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
1015 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
1017 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
1018 DW_OP_implicit_value even without dwarf_version 4.
1020 2009-09-17 Jan Hubicka <jh@suse.cz>
1022 * dwarf2out.c: Include tree-pass.h and gimple.h.
1023 (loc_list_plus_const): New function.
1024 (loc_descriptor_from_tree_1): Rename to ...
1025 (loc_descriptor_from_tree): ... remove original.
1026 (loc_list_from_tree): New function.
1027 (add_AT_location_description): Accept location list.
1028 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
1029 (concatn_mem_loc_descriptor): Remove.
1030 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
1032 (secname_for_decl): Move up.
1033 (hidden_reference_p): New function; break out from ...
1034 (loc_by_refernece): ... here; move up.
1035 (dw_loc_list): New function.
1036 (single_element_loc_list): New function.
1037 (single_element_loc_list_p): New function.
1038 (add_loc_descr_to_each): New function.
1039 (add_loc_list): New function.
1040 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
1041 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
1042 add diagnostics why expansion failed.
1043 (add_location_or_const_value_attribute): Support location lists.
1044 (add_bound_info): Likewise.
1045 (descr_info_loc): Update call of loc_descriptor_from_tree.
1046 (gen_variable_die): Work on location lists.
1047 * final.c (pass_final): Add dump file.
1048 * Makefile.in (dwarf2out.o): Add new dependencies.
1050 2009-09-17 Janis Johnson <janis187@us.ibm.com>
1053 * real.c decimal_from_integer, decimal_integer_string): New.
1054 (real_from_integer): Use them as special case for decimal float.
1055 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
1056 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
1057 Do not append zero after the decimal point in string to convert.
1059 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
1061 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1062 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1064 2009-09-17 Martin Jambor <mjambor@suse.cz>
1066 * common.opt (fipa-sra): New switch.
1067 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
1068 * timevar.def (TV_IPA_SRA): New timevar.
1069 * params.def (ipa-sra-ptr-growth-factor): New parameter.
1070 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
1071 * tree-sra.c: Include cgraph.c.
1072 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
1073 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
1074 and grp_not_necessarilly_dereferenced.
1075 (func_param_count): New variable.
1076 (encountered_apply_args): New variable.
1077 (bb_dereferences): New variable.
1078 (final_bbs): New variable.
1079 (no_accesses_representant): New variable.
1080 (no_accesses_p): New function.
1081 (dump_access): Dump the new fields.
1082 (sra_initialize): Set encountered_apply_args to false.
1083 (get_ssa_base_param): New function.
1084 (mark_parm_dereference): New function.
1085 (create_access): Caring for INIDRECT_REFs and different handling of
1086 varialble length accesses in early IPA SRA. Store the stmt - a new
1087 parameter - to the new access.
1088 (build_access_from_expr_1): New parameter stmt, passed to
1089 create_access. Handle INDIRECT_REFs.
1090 (build_access_from_expr): Pass the current statement to
1091 build_access_from_expr_1.
1092 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
1094 (build_accesses_from_assign): Pass the current statement to
1095 build_access_from_expr_1. Do not create assign links in IPA-SRA.
1096 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
1097 final_bbs when necessary. Check for calls to __builtin_apply_args.
1098 Fixup EH info if anythng was changed.
1099 (is_unused_scalar_param): New function.
1100 (ptr_parm_has_direct_uses): New function.
1101 (find_param_candidates): New function.
1102 (mark_maybe_modified): New function.
1103 (analyze_modified_params): New function.
1104 (propagate_dereference_distances): New function.
1105 (dump_dereferences_table): New function.
1106 (analyze_caller_dereference_legality): New function.
1107 (unmodified_by_ref_scalar_representative): New function.
1108 (splice_param_accesses): New function.
1109 (decide_one_param_reduction): New function.
1110 (enum ipa_splicing_result): New type.
1111 (splice_all_param_accesses): New function.
1112 (get_param_index): New function.
1113 (turn_representatives_into_adjustments): New function.
1114 (analyze_all_param_acesses): New function.
1115 (get_replaced_param_substitute): New function.
1116 (get_adjustment_for_base): New function.
1117 (replace_removed_params_ssa_names): New function.
1118 (sra_ipa_reset_debug_stmts): New function.
1119 (sra_ipa_modify_expr): New function.
1120 (sra_ipa_modify_assign): New function.
1121 (convert_callers): New function.
1122 (modify_function): New function.
1123 (ipa_sra_preliminary_function_checks): New function.
1124 (ipa_early_sra): New function.
1125 (ipa_early_sra_gate): New function.
1126 (pass_early_ipa_sra): New variable.
1127 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
1129 2009-09-17 Michael Matz <matz@suse.de>
1132 * tree.c (build_type_attribute_qual_variant): Export.
1133 * tree.h (build_type_attribute_qual_variant): Declare.
1134 * tree-inline.c (remap_type_1): Use it to build variants with
1135 the original qualifiers and attributes.
1137 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1139 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
1140 without a fallthrough edge.
1142 2009-09-16 DJ Delorie <dj@redhat.com>
1144 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
1145 chip and ignore the "fast_interrupt" attribute if so.
1147 2009-09-16 Richard Henderson <rth@redhat.com>
1150 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
1153 2009-09-16 Richard Henderson <rth@redhat.com>
1156 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
1157 is set only if DECL_NO_STATIC_CHAIN is unset.
1158 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
1159 (FOR_EACH_NEST_INFO): New.
1160 (walk_all_functions): Use it.
1161 (finalize_nesting_tree): Likewise.
1162 (unnest_nesting_tree): Likewise.
1163 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
1164 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
1165 (convert_gimple_call): Early out if gimple_call_chain already set.
1166 (convert_all_function_calls): Iterate until no new functions
1167 require a static chain.
1168 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
1169 when building a trampoline. Use dump_function_to_file instead
1171 (lower_nested_functions): Open dump_file. Validate that decls
1172 that have DECL_NO_STATIC_CHAIN from the front end don't have that
1173 bit reset by this pass.
1175 2009-09-16 Michael Matz <matz@suse.de>
1178 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
1179 shorten decl_common_unused.
1180 (DECL_RESTRICTED_P): New accessor.
1181 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
1182 to disambiguate marked decls and restrict pointers.
1184 2009-09-16 Richard Henderson <rth@redhat.com>
1187 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
1189 2009-09-16 Jakub Jelinek <jakub@redhat.com>
1191 * integrate.c (set_block_abstract_flags): Call
1192 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
1194 2009-09-16 Richard Guenther <rguenther@suse.de>
1197 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
1200 2009-09-16 DJ Delorie <dj@redhat.com>
1201 Kaz Kojima <kkojima@gcc.gnu.org>
1203 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
1204 (sh_expand_prologue): Update calls to output_stack_adjust.
1205 (sh_expand_epilogue): Likewise.
1207 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
1210 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
1211 trying to limit the extent of searches in the insn stream.
1213 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
1214 Jakub Jelinek <jakub@redhat.com>
1218 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1220 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1221 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1222 (rs6000_savres_strategy): Always save FP registers inline if the
1223 target doesn't support hardware double-precision. Set the above
1224 bits in return value when needed.
1225 (rs6000_savres_routine_sym): Fix computation for cache selector.
1226 Mark the generated symbol as a function. Rename exitp argument to
1227 lr. Move code for determining the name of the symbol...
1228 (rs6000_savres_routine_name): ...here. New function. Add cases for
1229 getting the names right on AIX and 64-bit Linux.
1230 (savres_routine_name): New variable.
1231 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1232 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1233 on what the target routine uses as a base register. If savep && lr
1234 describe saving of r0 into memory slot.
1235 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1236 line calls for AIX ABI.
1237 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1238 determine FP save/restore functions.
1239 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1240 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1242 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1243 Duplicate restoration of LR and execute the appropriate one
1244 depending on whether GPRs are being restored inline. Set r11 from
1245 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1246 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1247 Fix out of line calls for AIX ABI.
1248 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1250 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1252 (*restore_gpregs_spe): Likewise.
1253 (*return_and_restore_gpregs_spe): Likewise.
1254 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1255 Define to empty string unconditionally.
1256 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1257 Define to empty string unconditionally.
1258 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1261 2009-09-15 Jan Hubicka <jh@suse.cz>
1263 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1264 * params.def (inline-insns-auto): Likewise.
1266 2009-09-15 Martin Jambor <mjambor@suse.cz>
1268 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1269 individual statements only at TDF_DETAILS dump level. Format
1270 source for 80 characters per line.
1272 2009-09-15 Christian Bruel <christian.bruel@st.com>
1274 * regrename.c (do_replace): Update REG_DEAD notes.
1276 2009-09-15 Revital Eres <eres@il.ibm.com>
1278 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1279 * targhooks.c (default_builtin_support_vector_misalignment):
1280 New builtin function.
1281 * targhooks.h (default_builtin_support_vector_misalignment):
1283 * target.h (builtin_support_vector_misalignment):
1284 New field in struct gcc_target.
1285 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1286 new builtin function.
1287 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1289 * config/rs6000/rs6000.c
1290 (rs6000_builtin_support_vector_misalignment): New function.
1291 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1293 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1295 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1297 (bfin_optimize_loop): Likewise.
1298 (bfin_gen_bundles): Likewise.
1299 (workaround_speculation): Likewise.
1300 (find_load): Return NULL_RTX for debug_insn.
1302 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1304 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1307 2009-09-14 DJ Delorie <dj@redhat.com>
1309 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1310 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1313 2009-09-14 Richard Henderson <rth@redhat.com>
1314 Jakub Jelinek <jakub@redhat.com>
1316 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1317 * cfgbuild.c (make_edges): Handle asm goto.
1318 * cfglayout.c (fixup_reorder_chain): Likewise.
1319 * cfgrtl.c (patch_jump_insn): Likewise.
1320 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1321 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1322 (gimple_build_asm_vec): Add and use labels parameter.
1323 (gimple_build_asm): Remove.
1324 (walk_gimple_asm): Walk labels too.
1325 * gimple.def (GIMPLE_ASM): Update docs.
1326 * gimple.h: Update decls.
1327 (struct gimple_statement_asm): Change nc to use unsigned char;
1329 (gimple_asm_nlabels): New.
1330 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1331 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1332 into gimple_build_asm_vec.
1333 * jump.c (mark_jump_label_asm): New.
1334 (mark_jump_label): Use it.
1335 (redirect_jump_1): Handle asm goto.
1336 (invert_jump_1): Soft fail if X is null.
1337 * recog.c (extract_asm_operands): New.
1338 (asm_noperands): Use it; handle asm labels.
1339 (decode_asm_operands): Use extract_asm_operands.
1340 (asm_operand_ok): Properly handle empty string.
1341 * reg-stack.c (get_asm_operands_in_out): Rename from
1342 get_asm_operand_n_inputs; use extract_asm_operands; return both
1343 inputs and outputs by reference; update all callers.
1344 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1345 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1346 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1347 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1348 (extract_asm_operands): Declare.
1349 * stmt.c (expand_asm_operands): Add and use labels parameter.
1350 (check_unique_operand_names): Likewise.
1351 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1352 (expand_asm_stmt): Handle asm labels.
1353 * tree-cfg.c (make_gimple_asm_edges): New.
1354 (make_edges): Use it.
1355 (cleanup_dead_labels): Handle asm labels.
1356 (is_ctrl_altering_stmt): Likewise.
1357 (gimple_redirect_edge_and_branch): Likewise.
1358 * tree.def (ASM_EXPR): Add 5th operand.
1359 * tree.h (ASM_LABELS): New.
1360 (resolve_asm_operand_names): Update decl.
1362 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1363 (c_parser_asm_goto_operands): New.
1364 * c-tree.h (build_asm_expr): Update decl.
1365 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1366 * doc/extend.texi: Document asm goto.
1368 2009-09-14 Richard Henderson <rth@redhat.com>
1370 * except.h: Update declarations.
1371 (struct pointer_map_t): Forward declare.
1372 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1373 (struct eh_landing_pad_d, eh_landing_pad): New.
1374 (struct eh_catch_d, eh_catch): New.
1375 (struct eh_region_d): Remove next_region_sharing_label, aka,
1376 label, tree_label, landing_pad, post_landing_pad, resume,
1377 may_contain_throw. Rename region_number to index. Remove
1378 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1379 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1380 (VEC(eh_landing_pad,gc)): New.
1381 (struct eh_status): Remove last_region_number. Add lp_array,
1382 throw_stmt_table, ttype_data, ehspec_data.
1383 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1384 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1385 * except.c (lang_protect_cleanup_actions): Return tree.
1386 (struct ehl_map_entry): Remove.
1387 (init_eh_for_function): Push zero entries for region and lp_array.
1388 (gen_eh_region): Add to region_array immediately.
1389 (gen_eh_region_catch): Operate on eh_catch objects.
1390 (gen_eh_landing_pad): New.
1391 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1392 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1393 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1394 (get_eh_landing_pad_from_number_fn): New.
1395 (get_eh_landing_pad_from_number): New.
1396 (get_eh_region_from_lp_number_fn): New.
1397 (get_eh_region_from_lp_number): New.
1398 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1399 (get_exception_pointer, get_exception_filter): Remove.
1400 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1401 (current_function_has_exception_handlers): Simplify.
1402 (bring_to_root, eh_region_replaceable_by_p): Remove.
1403 (replace_region, hash_type_list, hash_eh_region): Remove.
1404 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1405 (label_to_region_map, num_eh_regions): Remove.
1406 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1407 (find_exception_handler_labels): Remove.
1408 (duplicate_eh_regions_0, find_prev_try): Remove.
1409 (struct duplicate_eh_regions_data): New.
1410 (duplicate_eh_regions_1): Rewrite.
1411 (duplicate_eh_regions): Return a pointer map instead of an
1413 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1414 (redirect_eh_edge_to_label): Remove.
1415 (eh_region_outermost): Rewrite using eh_region pointers
1416 instead of integers.
1417 (add_ttypes_entry): Update for ttype_data move to eh_status.
1418 (add_ehspec_entry): Rewrite with VEC instead of varray.
1419 (assign_filter_values): Likewise. Export.
1420 (build_post_landing_pads, connect_post_landing_pads): Remove.
1421 (dw2_build_landing_pads): Rewrite to use lp_array.
1422 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1423 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1424 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1425 (sjlj_mark_call_sites): Update for landing pad numbers.
1426 (finish_eh_generation): Rewrite.
1427 (gate_handle_eh): Do nothing for no eh tree.
1428 (pass_rtl_eh): Move up near finish_eh_generation.
1429 (remove_eh_landing_pad): New.
1430 (remove_eh_handler): Export.
1431 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1432 (for_each_eh_label): Rewrite to use lp_array.
1433 (make_reg_eh_region_note): New.
1434 (make_reg_eh_region_note_nothrow_nononlocal): New.
1435 (insn_could_throw_p): New.
1436 (copy_reg_eh_region_note_forward): New.
1437 (copy_reg_eh_region_note_backward): New.
1438 (check_handled, add_reachable_handler): Remove.
1439 (reachable_next_level, foreach_reachable_handler): Remove.
1440 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1441 (get_eh_region_and_lp_from_rtx): New.
1442 (get_eh_region_from_rtx): New.
1443 (can_throw_internal_1, can_throw_external_1): Remove.
1444 (can_throw_internal): Use get_eh_region_from_rtx.
1445 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1446 (insn_nothrow_p, can_nonlocal_goto): New.
1447 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1448 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1449 (add_action_record): Use VEC not varray.
1450 (collect_one_action_chain): Update for eh_region changes.
1451 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1452 Use get_eh_region_and_lp_from_rtx.
1453 (gate_convert_to_eh_region_ranges): New.
1454 (pass_convert_to_eh_region_ranges): Use it.
1455 (push_uleb128, push_sleb128): Use VEC not varray.
1456 (output_one_function_exception_table): Likewise.
1457 (dump_eh_tree): Update for eh_region changes.
1458 (verify_eh_tree): Likewise.
1459 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1460 * tree-eh.c: Include target.h.
1461 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1462 Don't disallow GIMPLE_RESX; adjust argument check.
1463 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1464 (record_stmt_eh_region): Update for landing pad numbers;
1465 generate a landing pad if necessary.
1466 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1467 (remove_stmt_from_eh_lp_fn): Similarly.
1468 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1469 Update for lp numbers; don't special case missing throw_stmt_table.
1470 (lookup_expr_eh_lp): Similarly.
1471 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1472 (eh_seq, eh_region_may_contain_throw): New.
1473 (struct leh_state): Add ehp_region.
1474 (struct leh_tf_state): Remove eh_label.
1475 (emit_post_landing_pad): New.
1476 (emit_resx, emit_eh_dispatch): New.
1477 (note_eh_region_may_contain_throw): New.
1478 (frob_into_branch_around): Take eh_region not eh label;
1479 emit eh code into eh_seq.
1480 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1481 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1482 lower_eh_must_not_throw. Emit code to eh_seq.
1483 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1484 (lower_try_finally_onedest): Likewise.
1485 (lower_try_finally_copy): Likewise.
1486 (lower_try_finally_switch): Likewise.
1487 (lower_try_finally): Initialize ehp_region.
1488 (lower_catch): Update for eh_catch objects.
1489 (lower_eh_filter): Don't handle must_not_throw.
1490 (lower_eh_must_not_throw): New.
1491 (lower_cleanup): Don't set eh_label.
1492 (lower_eh_constructs_2): Resolve eh builtins.
1493 Handle GIMPLE_EH_MUST_NOT_THROW.
1494 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1495 Add eh_seq to the end of the function body.
1496 (make_eh_dispatch_edges): New.
1497 (make_eh_edge): Remove.
1498 (make_eh_edges): Simplify for landing pads.
1499 (redirect_eh_edge_1): New.
1500 (redirect_eh_edge): Use it.
1501 (redirect_eh_dispatch_edge): New.
1502 (stmt_could_throw_p): Use a switch. Allow RESX.
1503 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1504 (stmt_can_throw_internal): Likewise.
1505 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1506 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1507 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1508 (gate_refactor_eh): New.
1509 (pass_refactor_eh): Use it.
1510 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1511 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1512 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1513 (remove_unreachable_handlers): Rename from
1514 tree_remove_unreachable_handlers; rewrite for landing pads;
1515 call remove_eh_handler directly.
1516 (remove_unreachable_handlers_no_lp): New.
1517 (unsplit_eh, unsplit_all_eh): New.
1518 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1519 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1520 (cleanup_empty_eh_unsplit): New.
1521 (cleanup_empty_eh): Rewrite.
1522 (cleanup_all_empty_eh): New.
1523 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1524 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1525 (gate_cleanup_eh): New.
1526 (pass_cleanup_eh): Use it.
1527 (verify_eh_edges): Move later in file. Expect one EH edge.
1528 (verify_eh_dispatch_edge): New.
1530 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1531 (gtype-desc.o): Add TARGET_H.
1532 (tree.o): Use EXCEPT_H, not except.h.
1533 (cfgbuild.o): Add EXPR_H.
1534 (GTFILES): Add vecprim.h.
1535 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1536 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1537 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1538 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1539 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1540 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1541 calls to can_throw_internal.
1542 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1543 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1544 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1545 (expand_gimple_stmt): Use make_reg_eh_region_note.
1546 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1547 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1548 or find_exception_handler_labels.
1549 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1550 there is exacly one EH edge. Use can_nonlocal_goto and
1552 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1553 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1554 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1555 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1556 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1557 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1558 * dse.c (scan_insn): Use insn_could_throw_p.
1559 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1560 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1561 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1562 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1563 EXC_PTR_EXPR or FILTER_EXPR.
1564 (tree_expr_nonzero_warnv_p): Likewise.
1565 * function.h: Include vecprim.h, not varray.h
1566 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1567 move ttype_data and ehspec_data members to struct eh_status; change
1568 action_record_data member to a VEC.
1569 * gcse.c (hash_scan_set): Use can_throw_internal.
1570 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1571 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1572 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1573 (block_may_fallthru): Don't handle RESX_EXPR.
1574 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1575 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1576 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1577 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1578 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1579 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1580 (gimple_size): Likewise.
1581 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1582 (gimple_build_resx): Use gimple_build_with_ops.
1583 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1584 (is_gimple_val): Likewise.
1585 (is_gimple_stmt): Remove RESX_EXPR.
1586 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1587 (GIMPLE_RESX): Reorder with other EH constructs.
1588 * gimple.h (struct gimple_statement_eh_mnt): New.
1589 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1590 (gimple_eh_filter_must_not_throw): Remove.
1591 (gimple_eh_filter_set_must_not_throw): Remove.
1592 (gimple_eh_must_not_throw_fndecl): New.
1593 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1594 (is_gimple_resx): New.
1595 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1596 Don't copy EH_FILTER_MUST_NOT_THROW.
1597 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1598 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1599 handle must_not_throw_labels specially.
1600 * ipa-pure-const.c (check_call): Update debug statement for LP.
1601 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1602 * ipa-utils.c (get_base_var): Likewise.
1603 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1604 * lower-subreg.c (move_eh_region_note): Remove.
1605 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1606 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1607 (create_task_copyfn): Likewise.
1608 (maybe_catch_exception): Use gimple_build_eh_filter.
1609 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1610 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1611 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1612 and pass_lower_resx.
1613 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1614 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1615 can_throw_internal, can_nonlocal_goto.
1616 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1617 copy_reg_eh_region_note_forward.
1618 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1619 (emit_output_reload_insns): Likewise.
1620 (copy_eh_notes): Remove.
1621 * rtl.def (RESX): Remove.
1622 * rtl.h: Update declarations.
1623 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1624 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1625 (update_eh_label): Remove.
1626 (cleanup_dead_labels_eh): New.
1627 (cleanup_deal_labels): Use it instead of update_eh_label.
1628 (gimple_merge_blocks): Update landing pad data structure when
1629 removing a landing pad label.
1630 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1631 test; handle GIMPLE_EH_MUST_NOT_THROW.
1632 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1633 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1634 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1635 (verify_stmt): Likewise. Verify landing pads.
1636 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1637 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1638 (struct move_stmt_d): Add eh_map.
1639 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1640 (move_stmt_r): Remap eh region numbers in builtin calls,
1641 resx and eh_dispatch.
1642 (move_block_to_fn): Remove eh_offset parameter. Use
1643 maybe_duplicate_eh_stmt_fn.
1644 (find_outermost_region_in_block): Operate on eh_region pointers
1645 instead of region numbers.
1646 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1647 duplicate_eh_regions.
1648 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1649 test earlier. Disallow EH landing pads.
1650 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1651 * tree-flow.h: Update declarations.
1652 (struct tree_ann_common_d): Replace rn with lp_nr.
1653 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1654 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1655 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1656 resx and eh_dispatch.
1657 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1658 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1659 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1660 from duplicate_eh_regions.
1661 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1662 update RESX; handle EH_DISPATCH.
1663 (expand_call_inline): Set eh_lp_nr, not eh_region.
1664 (maybe_inline_call_in_expr): Likewise.
1665 * tree-inline.h (struct copy_body_data): Replace eh_region with
1666 eh_lp_nr, eh_region_offset with eh_map.
1667 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1668 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1669 * tree-pretty-print.c (dump_generic_node): Don't handle
1670 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1671 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1672 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1673 EXC_PTR_EXPR, FILTER_EXPR.
1674 * tree-ssa-operands.c (get_expr_operands): Likewise.
1675 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1676 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1677 (ao_ref_init_from_vn_reference): Likewise.
1678 * tree-ssa-sink.c (statement_sink_location): Likewise.
1679 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1680 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1681 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1682 EXC_PTR_EXPR, FILTER_EXPR.
1683 (is_exception_related): Remove.
1684 (compute_avail): Don't call it.
1685 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1686 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1687 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1688 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1690 (build_resx): Remove.
1691 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1692 * tree.h: Update declarations.
1693 (EH_FILTER_MUST_NOT_THROW): Remove.
1694 (struct tree_label_decl): Add eh_landing_pad_nr.
1695 (EH_LANDING_PAD_NR): New.
1696 * value-prof.c (gimple_ic): Tidy variable names. Update for
1697 landing pad numbers.
1698 (gimple_stringop_fixed_value): Tidy variable names. Assert
1699 that neither call stmt can throw.
1700 * vecprim.h (uchar): New.
1701 (VEC(uchar,heap), VEC(uchar,gc)): New.
1703 * c-common.c (c_define_builtins): Update call to
1704 build_common_builtin_nodes.
1705 * c-parser.c (c_parse_file): Don't call
1706 default_init_unwind_resume_libfunc.
1708 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1710 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1711 (mips_cprestore_address_p): Likewise.
1712 (mips_save_gp_to_cprestore_slot): Likewise.
1713 (mips_restore_gp): Rename to...
1714 (mips_restore_gp_from_cprestore_slot): ...this.
1715 (mips_must_initialize_gp_p): Declare.
1716 (mips_emit_save_slot_move): Likewise.
1717 (mips_output_load_label): Return nothing.
1718 (mips_eh_uses): Declare.
1719 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1720 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1721 (TARGET_ABSOLUTE_JUMPS): Likewise.
1722 (EH_USES): Likewise.
1723 (FIRST_PSEUDO_REGISTER): Update comment.
1724 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1725 (MIPS_CALL): ...here.
1726 (REGISTER_NAMES): Add $cprestore.
1727 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1728 Add load_label_length, has_inflexible_gp_insn_p,
1729 has_flexible_gp_insn_p, must_initialize_gp_p and
1730 must_restore_gp_when_clobbered_p.
1731 (mips_expand_call): Don't generate split instructions here.
1732 (mips_split_call): Update the call to mips_restore_gp after
1733 the above name change.
1734 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1735 (mips_find_gp_ref): New function.
1736 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1737 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1738 (mips_insn_has_flexible_gp_ref_p): Likewise.
1739 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1740 (mips_function_has_gp_insn): Delete.
1741 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1742 Use the new functions above. Only return INVALID_REGNUM
1743 for TARGET_ABSOLUTE_JUMPS.
1744 (mips_must_initialize_gp_p): New function.
1745 (mips_get_cprestore_base_and_offset): New function, extracted from...
1746 (mips_cprestore_slot): ...here. Take a bool parameter.
1747 (mips_cfun_has_cprestore_slot_p): New function.
1748 (mips_cprestore_address_p): Likewise.
1749 (mips_save_gp_to_cprestore_slot): Likewise.
1750 (mips_restore_gp): Rename to...
1751 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1752 epilogue_completed. Update the call to mips_cprestore_slot.
1753 Test cfun->machine->must_restore_gp_when_clobbered_p.
1754 (mips_direct_save_slot_move_p): New function.
1755 (mips_emit_save_slot_move): Likewise.
1756 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1757 of cfun->machine->global_pointer.
1758 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1759 (mips_save_reg): Use mips_emit_save_slot_move.
1760 (mips_expand_prologue): Set must_initialize_gp_p.
1761 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1762 for all cprestore saves. Emit a use_cprestore instruction after
1763 setting up the cprestore slot.
1764 (mips_restore_reg): Use mips_emit_save_slot_move.
1765 (mips_process_load_label): New function.
1766 (mips_load_label_length): Likewise.
1767 (mips_output_load_label): Don't return asm: output it here instead.
1768 Use mips_process_load_label.
1769 (mips_adjust_insn_length): Adjust the length of branch instructions
1770 that have length MAX_PIC_BRANCH_LENGTH.
1771 (mips_output_conditional_branch): Update the call to
1772 mips_output_load_label. Assume the branch target is OPERANDS[0]
1773 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1774 (mips_output_order_conditional_branch): Swap the meaning of
1775 OPERANDS[0] and OPERANDS[1].
1776 (mips_variable_issue): Don't count ghost instructions.
1777 (mips_expand_ghost_gp_insns): New function.
1778 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1779 (mips_output_mi_thunk): Set must_initialize_gp_p.
1780 (mips_eh_uses): New function.
1781 * config/mips/predicates.md (cprestore_save_slot_operand)
1782 (cprestore_load_slot_operand): New predicates.
1783 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1784 (UNSPEC_MOVE_GP): Likewise.
1785 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1786 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1787 (CPRESTORE_SLOT_REGNUM): New register.
1788 (MAX_PIC_BRANCH_LENGTH): New constant.
1789 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1790 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1791 branches. Fix commentary.
1792 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1793 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1794 Change type to "ghost".
1795 (loadgp_absolute_<mode>): Likewise.
1796 (loadgp_rtp_<mode>): Likewise.
1797 (copygp_mips16): Likewise.
1798 (loadgp_blockage): Remove redundant mode attribute.
1799 (potential_cprestore): New instruction.
1800 (cprestore): Turn into an unspec set.
1801 (use_cprestore): New instruction.
1802 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1803 (*branch_fp_inverted): Likewise.
1804 (*branch_order<mode>): Likewise.
1805 (*branch_order<mode>_inverted): Likewise.
1806 (*branch_equality<mode>): Likewise.
1807 (*branch_equality<mode>_inverted): Likewise.
1808 (*branch_bit<bbv><mode>): Likewise.
1809 (*branch_bit<bbv><mode>_inverted): Likewise.
1810 (*branch_equality<mode>_mips16): Remove redundant mode.
1811 (jump): Turn into a define_expand.
1812 (*jump_absolute): New instruction.
1813 (*jump_pic): Likewise.
1814 (*jump_mips16): Rename previously-unnamed pattern. Remove
1815 redundant mode attribute.
1816 (restore_gp): Split on epilogue_completed rather than
1817 reload_completed. Change type to "ghost".
1818 (move_gp<mode>): New instruction.
1819 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1820 Remove redundant mode attribute.
1821 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1822 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1823 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1825 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1828 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1829 are returned in the same register (vs34 or v2) that Altivec vector
1830 types are returned in.
1831 (rs6000_libcall_value): Ditto.
1834 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1835 instead of explicit addsi3/adddi3 calls.
1836 (rs6000_split_multireg_move): Ditto.
1837 (rs6000_emit_allocate_stack): Ditto.
1838 (rs6000_emit_prologue): Ditto.
1839 (rs6000_output_mi_thunk): Ditto.
1841 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1842 size is 64 bits if we can use 64-bit registers.
1844 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1846 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1849 From Jie Zhang <jie.zhang@analog.com>:
1850 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1851 save FP and RETS with saveall attribute.
1852 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1853 with saveall attribute.
1855 * config/bfin/bfin.c (bfin_expand_builtin,
1856 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1859 From Jie Zhang <jie.zhang@analog.com>:
1860 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1861 before use in two places.
1862 * config/bfin/bfin.md (AREG): Define mode iterator.
1863 (reload_in, reload_out): Use mode iterator AREG.
1865 2009-09-14 Richard Guenther <rguenther@suse.de>
1868 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1869 EH personality path.
1871 2009-09-13 Richard Guenther <rguenther@suse.de>
1872 Rafael Avila de Espindola <espindola@google.com>
1874 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1875 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1876 (LANG_HOOKS_INITIALIZER): Adjust.
1877 (lhd_pass_through_t): Declare.
1878 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1880 * langhooks.c (lhd_pass_through_t): New function.
1881 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1882 dwarf2out_begin_prologue): Use personality from current_function_decl.
1883 * expr.h (get_personality_function): Declare.
1884 * expr.c (get_personality_function): New function.
1885 (build_personality_function): Likewise.
1886 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1887 (eh_personality_libfunc): Remove.
1888 * optabs.c (build_libfunc_function): New function split out from ...
1889 (init_one_libfunc): ... here.
1890 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1891 (tree_function_decl): Add personality.
1892 (lhd_gcc_personality): Declare.
1893 (build_personality_function): Likewise.
1894 * tree.c (gcc_eh_personality_decl): New.
1895 (lhd_gcc_personality): New function.
1896 * except.h (lang_eh_runtime_type): Remove.
1897 (enum eh_personality_kind): New.
1898 (build_personality_function): Declare.
1899 (function_needs_eh_personality): Declare.
1900 * except.c (lang_eh_runtime_type): Remove.
1901 (function_needs_eh_personality): New function.
1902 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1903 (sjlj_emit_function_enter, output_function_exception_table):
1904 Use personality from current_function_decl.
1905 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1906 * tree-inline.c (tree_can_inline_p): Do not inline across different
1908 (expand_call_inline): Likewise. Adjust the callers EH personality.
1909 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1910 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1911 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1912 (c-parser.o): Likewise
1913 * c-tree.h (c_eh_initialized_p): Remove.
1914 (c_maybe_initialize_eh): Likewise.
1915 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1916 (finish_decl): Don't call c_maybe_initialize_eh.
1917 (c_eh_initialized_p): Remove.
1918 (c_maybe_initialize_eh): Likewise.
1919 * c-parser.c (c_parser_omp_construct): Likewise.
1920 (c_parse_file): Initialize exception handling.
1922 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1924 * config.gcc (tm_file): Remove i386/biarch32.h
1925 for i?86-w64-mingw* case.
1926 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1928 * config.host: Set for x64 mingw the option
1929 use_long_long_for_widest_fast_int to yes.
1931 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1933 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1934 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1935 (dbxout_begin_function): Likewise.
1936 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1937 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1938 set on the function.
1939 (final_end_function): Likewise.
1940 (final_scan_insn): Likewise.
1941 (rest_of_handle_final): Likewise.
1942 * varasm.c (assemble_start_function): Likewise.
1943 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1945 2009-09-12 Jason Merrill <jason@redhat.com>
1947 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1948 * opts.c (common_handle_option): constify.
1950 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1952 * doc/install.texi (avr): Remove obsolete reference site.
1954 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1956 * doc/install.texi (Binaries): Adjust AIX link.
1958 2009-09-12 Akim Demaille <demaille@gostai.com>
1960 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1961 Use an imperative sentence.
1963 2009-09-11 Richard Henderson <rth@redhat.com>
1965 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1966 structure-name and has-tree-operands arguments; update all entries.
1967 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1969 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1970 (gsstruct_code_size): New.
1971 (gss_for_code_): New.
1972 (gss_for_code): Remove.
1973 (gimple_size): Rewrite using gsstruct_code_size.
1974 (gimple_statement_structure): Move to gimple.h.
1975 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1976 (gss_for_code, gimple_statement_structure): New.
1977 (gimple_ops): Use new arrays; tidy.
1979 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1981 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1982 operand to be a PLUS expression.
1983 * config/pa/pa.c (pa_secondary_reload): Likewise.
1985 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1987 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1989 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1992 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1994 From Jie Zhang <jie.zhang@analog.com>:
1995 * doc/extend.texi (node Function Attributes): Document l2
1997 (node Blackfin Variable Attributes): Document l2 variable attributes.
1999 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
2001 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
2002 to match the system compiler's configuration at inflection point.
2003 Add comment to remark a remaining difference with system compiler.
2005 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
2006 * configure: Regenerate.
2008 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2010 From Jie Zhang <jie.zhang@analog.com>:
2011 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
2012 (bfin_handle_l2_attribute): New.
2013 (bfin_attribute_table): Add l2 attribute.
2015 2009-09-11 Michael Matz <matz@suse.de>
2018 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
2019 on the local_decls list.
2021 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
2025 * cselib.c (cselib_expand_value_rtx_cb): Document callback
2027 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
2028 for VALUEs, to implement the documented interface.
2029 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
2030 Adjust for VALUEs and anything else, to implement the
2031 documented interface.
2033 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
2035 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
2036 with actual SPE/paired vector modes before using 64-bit alignment.
2037 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
2039 2009-09-10 DJ Delorie <dj@redhat.com>
2041 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
2044 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
2045 * config/mep/mep.c (mep_legitimate_constant_p): New.
2046 * config/mep/mep-protos.h: Prototype it.
2048 2009-09-10 Richard Henderson <rth@redhat.com>
2050 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
2052 2009-09-10 Jason Merrill <jason@redhat.com>
2054 * tree.c (chain_index): New fn.
2055 * tree.h: Declare it.
2057 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2059 * config/sol2-c.c (cmn_err_length_specs): Initialize
2060 scalar_identity_flag.
2062 2009-09-10 Richard Henderson <rth@redhat.com>
2064 * tree.h (struct tree_decl_common): Move align member earlier;
2065 move label_decl_uid member ...
2066 (struct tree_label_decl): ... here.
2067 (LABEL_DECL_UID): Update to match.
2069 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
2072 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
2073 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
2075 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
2076 dest_prev if the edge is complex.
2078 * tree-cfg.c (is_ctrl_stmt): Use a switch.
2080 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
2081 loop latch tests earlier.
2083 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
2084 before GIMPLE_RETURN, not after its predecessor; insert
2087 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
2088 gimple_seq_empty_p to test for no PHI nodes.
2089 * tree-cfg.c (split_critical_edges): Likewise.
2091 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
2093 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2095 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
2096 introduced by the VTA branch merge.
2098 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2100 * ira-conflicts.c: Use fputs or putc instead of fprintf
2104 * tree-switch-conversion.c: Ditto.
2106 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2108 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
2109 introduced by the VTA branch merge.
2111 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2114 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2116 PR rtl-optimization/39779
2117 * expr.c (convert_modes): Return when mode == oldmode after
2118 CONST_INTs are processed.
2120 2009-09-10 Nick Clifton <nickc@redhat.com>
2122 * config/mep/mep.c (mep_encode_section_info): Copy weakness
2123 attribute and referring decl when creating renamed symbol.
2125 2009-09-10 Richard Guenther <rguenther@suse.de>
2128 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
2130 (cgraph_finalize_compilation_unit): Compute reachability
2131 before emitting thunks. Properly process aliases before
2132 possibly removing unreachable nodes.
2134 2009-09-10 Richard Guenther <rguenther@suse.de>
2137 * tree.c (struct free_lang_data_d): Add worklist member.
2138 (find_decls_types_r): Push onto the worklist instead of recursing.
2139 Handle TREE_BINFOs properly.
2140 (find_decls_types): New function wrapped around find_decls_types_r
2141 to process the worklist.
2142 (find_decls_types_in_eh_region): Use it.
2143 (find_decls_types_in_node): Likewise.
2144 (find_decls_types_in_var): Likewise.
2145 (free_lang_data_in_cgraph): Likewise. Free the worklist.
2146 * tree.h (RECORD_OR_UNION_TYPE_P): New.
2147 (AGGREGATE_TYPE_P): Adjust.
2149 2009-09-09 Jason Merrill <jason@redhat.com>
2151 * configure.ac: Check glibc version even if we have an in-tree
2154 2009-09-09 Anthony Green <green@moxielogic.com>
2156 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
2157 the constant 0 when appropriate.
2158 * config/moxie/constraints.md: Add constraint O.
2160 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
2161 to pass up to 6 32-bit argument values in registers.
2162 (moxie_function_arg): Ditto.
2163 (moxie_arg_partial_bytes): Ditto.
2164 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
2165 (REG_PARM_STACK_SPACE): Ditto.
2166 (FUNCTION_ARG_REGNO_P): Ditto.
2168 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2169 instruction to allocate stack space.
2171 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
2173 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
2174 unnecessarily stringent constraints. Fix address
2175 calculation in the splitters.
2177 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2179 PR rtl-optimization/39779
2180 * expr.c (convert_modes): Return when mode == oldmode after
2181 CONST_INTs are processed.
2183 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
2186 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
2187 (ix86_expand_prologue): Take frame.padding0 into logic of
2189 (ix86_expand_epilogue): Likewise.
2191 2009-09-09 Jakub Jelinek <jakub@redhat.com>
2193 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
2195 (SHLIB_LINK, SHLIB_INSTALL): Use them.
2196 * config/t-slibgcc-libgcc: New file.
2197 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2199 2009-09-09 Martin Jambor <mjambor@suse.cz>
2201 PR tree-optimization/41089
2202 * tree-sra.c (find_var_candidates): Do not consider va_lists in
2205 2009-09-09 Richard Henderson <rth@redhat.com>
2207 * gimple.h (CASE_GIMPLE_OMP): New.
2208 (is_gimple_omp): Use it.
2209 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
2210 (verify_gimple_debug): Likewise.
2212 2009-09-09 Richard Guenther <rguenther@suse.de>
2214 PR tree-optimization/41101
2215 * tree-ssa-pre.c (maximal_set): Remove.
2216 (compute_antic_aux): Treat the maximal set as implicitly all ones.
2217 Defer all blocks we didn't visit at least one successor.
2218 (add_to_exp_gen): Do not add to the maximal set.
2219 (make_values_for_phi): Likewise.
2220 (compute_avail): Likewise.
2221 (init_pre): Do not allocate the maximal set.
2222 (execute_pre): Do not dump it.
2224 2009-09-09 Martin Jambor <mjambor@suse.cz>
2226 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2227 an SSA_NAME rather than a is_gimple_variable.
2229 2009-09-09 Richard Guenther <rguenther@suse.de>
2232 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2233 code dealing with plain pointer bases.
2234 (maybe_fold_offset_to_reference): Likewise.
2235 (maybe_fold_stmt_addition): Adjust.
2237 2009-09-09 Richard Guenther <rguenther@suse.de>
2239 * tree.c (free_lang_data_in_type): Do not free the type variant
2241 (free_lang_data): Merge char_type_node with its properly signed
2243 (pass_ipa_free): Collect after freeing language specific data.
2245 2009-09-09 Michael Matz <matz@suse.de>
2248 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2249 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2250 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2253 2009-09-08 DJ Delorie <dj@redhat.com>
2255 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2257 2009-09-04 Jason Merrill <jason@redhat.com>
2259 * tree.c (tree_find_value): Remove.
2260 * tree.h: Remove prototype.
2261 * varasm.c (assemble_external): Use value_member instead.
2263 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2265 * toplev.c (process_options): Choose default debugging type when
2266 gtoggle enables debug info and type is unset.
2268 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2272 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2275 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2277 * configure: Rebuilt with modified libtool.m4.
2279 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2284 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2286 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2288 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2289 (remove_statement): Likewise.
2290 (rewrite_use_nonlinear_expr): Adjust.
2291 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2292 * tree-ssa.c (release_defs_bitset): ... this. New.
2293 * tree-flow.h (release_defs_bitset): Declare.
2295 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2298 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2299 in the middle block.
2301 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2303 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2304 via intptr_t to long type.
2305 (insert_operand_rank): Cast long type via intptr_t to
2307 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2309 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2310 from pointer to unsigned via uintptr_t.
2312 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2313 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2315 * configure: Regenerated.
2316 * config.in: Regenerated
2317 * system.h (stdint.h): Add include.
2318 (inttypes.h): Likewise.
2319 * Makefile.in (aclocal): Add config/stdint.m4.
2320 * aclocal.m4: Regenerated.
2322 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2324 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2326 (note_np_check_stores): New function.
2327 (harmless_null_pointer_p): New function.
2328 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2329 changed. Take into account whether we're in the shadow of a condjump
2330 that tested NP_REG for NULL.
2331 Lose all code that tested for SEQUENCEs.
2332 (workaround_speculation): Avoid inserting NOPs for loads that are
2333 either always executed or a NULL pointer.
2335 2009-09-08 Jan Hubicka <jh@suse.cz>
2337 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2338 * params.def (early-inlining-insns): Likewise.
2340 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2342 PR rtl-optimization/41239
2343 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2344 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2346 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2347 across calls, as the calls might not always return normally.
2348 (call_may_noreturn_p): New function.
2349 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2350 (init_deps): Initialize it.
2351 (remove_from_deps): Also remove calls from
2352 last_function_call_may_noreturn list.
2354 2009-09-07 Richard Henderson <rth@redhat.com>
2356 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2357 more VR->OPERANDS than LHS operands. Free LHS before returning.
2359 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2361 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2362 (attr "addrtype"): New member "spreg".
2363 Use it if mem_spfp_address_operand is true for the address.
2364 (attr "type"): New entry "stall".
2365 (cpu_unit "load"): New.
2366 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2368 (insn_reservation "loadsp"): New.
2369 (insn_reservation "load_stall1"): New.
2370 (insn_reservation "load_stall3"): New.
2372 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2373 (mem_p_address_operand): Exclude stack and frame pointer based
2375 (mem_spfp_address_operand): New; match them here.
2376 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2377 (bfin_reorg): Call it if scheduling insns.
2378 (bfin_gen_bundles): Remove dummy insns created by
2379 add_sched_insns_for_speculation.
2381 From Jie Zhang <jie.zhang@analog.com>:
2382 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2383 bfin_si_revision, bfin_workarounds): Move these ...
2384 * config/bfin/bfin.h: ... here.
2386 From Mike Frysinger <michael.frysinger@analog.com>
2387 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2388 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2389 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2390 bf547m, bf548m, and bf549m.
2391 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2392 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2393 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2394 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2395 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2396 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2397 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2398 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2399 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2400 bf542m, bf544m, bf547m, bf548m, and bf549m.
2402 From Jie Zhang <jie.zhang@analog.com>:
2403 * config/bfin/predicates.md (p_register_operand): New predicate.
2404 (dp_register_operand): New predicate.
2405 * config/bfin/bfin-protos.h (WA_05000074): Define.
2406 (ENABLE_WA_05000074): Define.
2407 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2408 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2409 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2410 (define_attr addrtype): Allow load/store register to be P register.
2411 (define_attr storereg): New.
2412 (define_cpu_unit anomaly_05000074): New.
2413 (define_insn_reservation dsp32shiftimm): New.
2414 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2415 (define_insn_reservation loadp): Cannot use slot2.
2416 (define_insn_reservation loadsp): Cannot use slot2.
2417 (define_insn_reservation storep): Cannot use slot2. Does not
2418 apply when working around 05000074.
2419 (define_insn_reservation storep_anomaly_05000074): New.
2420 (define_insn_reservation storei): Does not apply when working
2422 (define_insn_reservation storei_anomaly_05000074): New.
2423 (define_attr length): Add dsp32shiftimm case.
2424 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2425 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2426 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2427 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2428 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2430 2009-09-07 Martin Jambor <mjambor@suse.cz>
2433 * tree-sra.c (create_artificial_child_access): Return NULL if
2434 build_ref_for_offset fails.
2435 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2436 and create_artificial_child_access to fail.
2438 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2441 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2442 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2443 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2445 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2447 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2448 block, ensure it has an exit edge. Emit a barrier after a jump.
2450 2009-09-07 Nick Clifton <nickc@redhat.com>
2452 * gcc.c (this_is_linker_script): New variable. Like
2453 this_is_library_file but for the %T constructor.
2454 (end_going_arg): If this_is_linker_script is set then locate the
2455 script and insert a --script switch before it
2456 (do_spec_2): Initialise this_is_linker_script.
2457 (do_spec_1): Likewise. Handle %T construct.
2458 (eval_spec_function): Preserve this_is_linker_script.
2459 * doc/invoke.texi: Document %T construct in spec files.
2460 * config/m32c/m32c.h (LIB_SPEC): Use it.
2462 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2464 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2465 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2466 when volatile flag is set.
2467 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2469 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2472 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2473 (combine_stack_adjustments_for_block): Allow insns between stack
2474 adjustments and stores with corresponding pre-(dec|inc)rement or
2475 pre-modify operation.
2477 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2480 * combine-stack-adj.c (struct csa_memlist): Rename to...
2481 (struct csa_reflist): ... this. Rename mem field to ref.
2482 (free_csa_memlist): Rename to...
2483 (free_csa_reflist): ... this.
2484 (record_one_stack_memref): Rename to...
2485 (record_one_stack_ref): ... this. Handle also REG_P.
2486 (try_apply_stack_adjustment): Handle also REG_P.
2487 (struct record_stack_memrefs_data): Rename to...
2488 (struct record_stack_refs_data): ... this. Rename memlist field to
2490 (record_stack_memrefs): Rename to...
2491 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2492 subexpressions instead of failing when a MEM contains SP references.
2493 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2494 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2496 2009-09-06 Richard Guenther <rguenther@suse.de>
2499 * tree.c (build_array_type): Do not record types marked
2500 with structural equality in the canonical type hashtable.
2502 2009-09-06 Richard Guenther <rguenther@suse.de>
2505 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2507 2009-09-05 Richard Guenther <rguenther@suse.de>
2510 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2512 2009-09-05 Richard Guenther <rguenther@suse.de>
2515 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2517 2009-09-05 Richard Guenther <rguenther@suse.de>
2520 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2521 before comparing function argument types.
2523 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2526 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2529 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2532 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2534 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2535 locators before emit_insn is called.
2537 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2540 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2541 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2542 (reginfo_init): Don't call allocate_reg_info.
2544 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2547 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2548 NONDEBUG_INSN_P instead of INSN_P.
2550 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2553 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2555 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2558 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2559 pattern of the split.
2561 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2563 * toplev.c (process_options): Move setter of flag_var_tracking
2564 before other tests that depend on it. Move down setter of
2565 flag_rename_registers. Don't enable var-tracking-assignments
2566 by default if selective scheduling is enabled. Warn if both
2569 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2571 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2572 comment. Use switch statement to catch overlaps between rtx
2573 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2574 (IS_DECL_CODE): ... here. Remove.
2575 (check_value_is_not_decl): Remove.
2576 (dv_from_decl, dv_from_value): Check after conversion.
2578 2009-09-04 Richard Guenther <rguenther@suse.de>
2581 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2582 after emitting tunks. Move emitting thunks and ctors from ...
2583 (cgraph_optimize): ... here. Remove redundant
2584 cgraph_analyze_functions.
2585 * varasm.c (find_decl_and_mark_needed): Remove no longer
2587 (finish_aliases_1): Adjust check for thunk aliases.
2589 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2591 * config/arm/arm.md (ctzsi2): Added braces
2592 to avoid warning that broke booststrap.
2594 2009-09-04 Martin Jambor <mjambor@suse.cz>
2596 PR tree-optimization/41112
2597 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2598 handle variable-bounded arrays.
2599 (expr_with_var_bounded_array_refs_p): New function.
2600 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2602 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2604 * config/s390/2097.md: Removed two incorrect bypasses.
2605 (z10_fsimpdf): Fixed latency.
2606 (z10_fhex): New insn_reservation.
2607 (z10_floaddf): Fixed latency.
2608 (z10_floadsf): Fixed latency.
2609 (z10_ftrunctf): Fixed latency.
2610 (z10_ftruncdf): Fixed latency.
2611 * config/s390/s390.c (z10_cost): Fixed values.
2612 (s390_adjust_priority): Added z10 path.
2613 * config/s390/s390.md (type): Added fhex.
2614 (*mov<mode>_64dfp): Updated type attribute.
2615 (*mov<mode>_64): Updated type attribute.
2616 (*mov<mode>_31): Updated type attribute.
2617 (*mov<mode>"): Likewise.
2618 * config/s390/2084.md (x_fsimpdf): Updated condition.
2620 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2622 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2623 RTXs in the predicate for operand 1.
2625 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2627 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2628 (rbitsi2): New insn.
2629 (ctzsi2): New expand.
2630 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2632 2009-09-03 Martin Jambor <mjambor@suse.cz>
2634 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2635 (create_artificial_child_access): Use build_ref_for_offset instead
2636 of duplicate_expr_for_different_base.
2637 (propagate_subacesses_accross_link): Likewise.
2639 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2641 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2643 (mips16e_collect_argument_saves): Skip debug instructions.
2644 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2645 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2646 (r10k_insert_cache_barriers): Likewise.
2647 (mips_reorg_process_insns): Likewise.
2649 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2652 * ira.c (update_equiv_reg): Remove check on class likely spill.
2654 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2657 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2658 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2662 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2663 the stack slot if it is passed by invisible reference.
2664 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2665 by invisible reference.
2667 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2669 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2670 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2671 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2673 * config/bfin/sync.md: New file.
2674 * config/bfin/bfin.md: Include it.
2675 (UNSPEC_ATOMIC): New.
2676 (UNSPEC_ONES): Provide a unique number.
2678 From Jie Zhang <jie.zhang@analog.com>:
2679 * config/bfin/bfin.c (ret_regs): New.
2680 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2681 (must_save_rets_p): New.
2682 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2683 current_function_is_leaf.
2684 (do_link): Likewise.
2685 (do_unlink): Likewise.
2686 (expand_interrupt_handler_prologue): Use ret_regs array.
2687 (expand_interrupt_handler_epilogue): Use ret_regs array and
2688 pass return register to gen_return_internal.
2689 (bfin_expand_epilogue): Pass return register to
2690 gen_return_internal.
2691 (bfin_expand_call): Explicitly clobber RETS.
2692 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2693 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2694 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2695 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2697 (return_internal): Take a reg rtx rather than the register number.
2699 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2701 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2702 when comparing against estimated_loop_iterations_int return.
2704 2009-09-03 Richard Guenther <rguenther@suse.de>
2706 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2707 eh_personality_libfunc.
2709 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2711 * tree-parloops.c (separate_decls_in_region): Add space.
2713 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2715 * tree-parloops.c (separate_decls_in_region): Change the condition
2716 checking if there are reductions in the loop.
2718 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2720 PR tree-optimization/38275
2721 * tree-parloops.c (parallelize_loops): Replace profitability condition
2722 for expected number of iterations.
2724 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2726 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2727 (bootstrap-debug): Explain conditions in which it becomes default.
2728 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2731 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2733 * doc/invoke.texi (Optimize Options): Move
2734 -finline-small-functions to the -O2 list.
2736 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2738 * toplev.c (process_options): Enable var-tracking-assignments
2739 by default if var-tracking is enabled.
2741 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2743 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2745 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2746 * rtl.h (prev_nonnote_insn_bb): Declare it.
2748 2009-09-03 Diego Novillo <dnovillo@google.com>
2750 * cgraph.c (cgraph_node_for_decl): New.
2751 * cgraph.h (cgraph_node_for_decl): Declare.
2752 * tree.c (host_integerp): Return 0 if T is NULL.
2754 2009-09-03 Diego Novillo <dnovillo@google.com>
2756 * tree.h (struct alias_pair): Move from varasm.c.
2757 (alias_pairs): Likewise.
2758 (TYPE_MAXVAL): Define.
2759 (TYPE_MINVAL): Define.
2760 (iterative_hash_host_wide_int): Declare.
2761 (remove_unreachable_alias_pairs): Declare.
2762 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2763 * diagnostic.c (default_diagnostic_starter): Make extern.
2764 (default_diagnostic_finalizer): Make extern.
2765 * diagnostic.h (default_diagnostic_starter): Declare.
2766 (default_diagnostic_finalizer): Declare.
2767 (default_tree_printer): Declare.
2768 * toplev.c (default_tree_printer): Make extern.
2770 2009-09-03 Richard Guenther <rguenther@suse.de>
2771 Diego Novillo <dnovillo@google.com>
2773 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2774 * cgraphunit.c (cgraph_expand_function): Do not emit
2775 associated thunks from here.
2776 (cgraph_emit_thunks): New.
2777 (cgraph_optimize): Call it.
2778 Return if any IPA pass finds an error.
2779 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2782 2009-09-03 Simon Baldwin <simonb@google.com>
2783 Rafael Espindola <espindola@google.com>
2784 Richard Guenther <rguenther@suse.de>
2785 Doug Kwan <dougkwan@google.com>
2786 Diego Novillo <dnovillo@google.com>
2788 * tree.c: Include tree-pass.h, langhooks-def.h,
2789 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2790 (free_lang_data_in_type): New.
2791 (need_assembler_name_p): New.
2792 (free_lang_data_in_block): New.
2793 (free_lang_data_in_decl): New.
2794 (struct free_lang_data_d): New.
2795 (add_tree_to_fld_list): New.
2796 (find_decls_types_r): New.
2797 (get_eh_types_for_runtime): New.
2798 (find_decls_types_in_eh_region): New.
2799 (find_decls_types_in_node): New.
2800 (find_decls_types_in_var): New.
2801 (free_lang_data_in_cgraph): New.
2802 (free_lang_data): New.
2803 (gate_free_lang_data): New.
2804 (pass_ipa_free_lang_data): New.
2806 2009-09-03 Diego Novillo <dnovillo@google.com>
2808 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2809 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2810 (lang_hooks): Remove const qualifier.
2811 * ipa.c (cgraph_remove_unreachable_nodes): Call
2812 remove_unreachable_alias_pairs.
2813 * except.c (add_type_for_runtime): Check if TYPE has
2814 already been converted.
2815 (lookup_type_for_runtime): Likewise.
2816 (check_handled): Handle converted types.
2817 * varasm.c (remove_unreachable_alias_pairs): New.
2818 * gimple.c: Include demangle.h.
2819 (gimple_decl_printable_name): New.
2820 (gimple_fold_obj_type_ref): New.
2821 * gimple.h (gimple_decl_printable_name): Declare.
2822 (gimple_fold_obj_type_ref): Declare.
2823 * passes.c (init_optimization_passes): Add pass
2824 pass_ipa_free_lang_data.
2825 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2826 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2828 2009-09-03 Diego Novillo <dnovillo@google.com>
2830 * c-lang.c (lang_hooks): Remove const qualifier.
2832 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2834 * doc/install.texi (*-*-freebsd*): Update target information.
2836 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2838 * hard-reg-set.h (call_fixed_regs): Remove.
2839 * reginfo.c (call_fixed_regs): Remove.
2840 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2841 (globalize_reg): Don't use call_fixed_regs.
2842 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2845 2009-09-01 Michael Matz <matz@suse.de>
2847 * expr.h (emit_storent_insn, expand_expr_real_1,
2848 expand_expr_real_2): Declare.
2849 * expr.c (emit_storent_insn, expand_expr_real_1,
2850 expand_expr_real_2): Export.
2851 (store_expr): Setting and evaluating dont_return_target is useless.
2852 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2853 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2854 * except.c (expand_resx_expr): Rename to ...
2855 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2856 * except.h (expand_resx_stmt): Declare.
2857 * stmt.c: Add include gimple.h
2858 (expand_asm_expr): Rename to ...
2859 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2860 (expand_case): Rewrite to take gimple statement.
2861 * tree.h (expand_asm_stmt): Declare.
2862 (expand_case): Change prototype.
2863 * Makefile.in (stmt.o): Depend on gimple.h.
2864 * builtins.c (expand_builtin_synchronize): Build gimple asm
2865 statement, not an ASM_EXPR.
2866 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2867 gimple_to_tree, release_stmt_tree): Remove.
2868 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2869 ggc_free, but hold comparison code and operands separately.
2870 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2871 (expand_call_stmt, expand_gimple_stmt_1,
2872 expand_gimple_stmt): New helpers.
2873 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2874 release_stmt_tree. Call expand_gimple_stmt instead.
2875 (expand_gimple_basic_block): Ditto.
2877 * calls.c (emit_call_1): Don't look at EH regions here, make
2878 fntree parameter useless.
2879 (expand_call): New local rettype for TREE_TYPE(exp), use it
2880 throughout. Remove local p, use addr instead.
2881 Don't look at EH regions here.
2883 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2885 * doc/invoke.texi (-fsched-pressure): Document it.
2886 (-fsched-reg-pressure-heuristic): Remove it.
2888 * reload.c (ira.h): Include.
2889 (find_reloads): Add choosing reload on number of small spilled
2892 * haifa-sched.c (ira.h): Include.
2893 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2894 saved_reg_pressure, curr_reg_live, saved_reg_live,
2895 region_ref_regs): New variables.
2896 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2897 initiate_reg_pressure_info, setup_ref_regs,
2898 initiate_bb_reg_pressure_info, save_reg_pressure,
2899 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2901 (setup_insn_reg_pressure_info): New function.
2902 (rank_for_schedule): Add pressure checking and insn issue time.
2903 Remove comparison of insn reg weights.
2904 (ready_sort): Set insn reg pressure info.
2905 (update_register_pressure, setup_insn_max_reg_pressure,
2906 update_reg_and_insn_max_reg_pressure,
2907 sched_setup_bb_reg_pressure_info): New functions.
2908 (schedule_insn): Add code for printing and updating reg pressure info.
2909 (find_set_reg_weight, find_insn_reg_weight): Remove.
2910 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2911 (debug_ready_list): Print reg pressure info.
2912 (schedule_block): Ditto. Check insn issue time.
2913 (sched_init): Set up sched_pressure_p. Allocate and set up some
2914 reg pressure related info.
2915 (sched_finish): Free some reg pressure related info.
2916 (fix_tick_ready): Make insn always ready if pressure_p.
2917 (init_h_i_d): Don't call find_insn_reg_weight.
2918 (haifa_finish_h_i_d): Free insn reg pressure info.
2920 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2921 ira_memory_move_cost, ira_class_hard_regs,
2922 ira_class_hard_regs_num, ira_no_alloc_regs,
2923 ira_available_class_regs, ira_reg_class_cover_size,
2924 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2926 * ira-lives.c (single_reg_class): Check mode to find how many
2927 registers are necessary for operand.
2928 (ira_implicitly_set_insn_hard_regs): New.
2930 * common.opt (fsched-pressure): New options.
2931 (fsched-reg-pressure-heuristic): Remove.
2933 * ira.c (setup_eliminable_regset): Rename to
2934 ira_setup_eliminable_regset. Make it external.
2935 (expand_reg_info): Pass cover class to setup_reg_classes.
2936 (ira): Call resize_reg_info instead of allocate_reg_info.
2938 * sched-deps.c: Include ira.h.
2939 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2940 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2941 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2942 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2943 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2944 mark_insn_reg_store, mark_insn_reg_clobber,
2945 setup_insn_reg_pressure_info): New.
2946 (sched_analyze_1): Update implicit_reg_pending_uses.
2947 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2948 Use them to create dependencies. Set insn reg uses and pressure
2949 info. Process reg_pending_uses in one place.
2950 (free_deps): Free implicit sets.
2951 (remove_from_deps): Remove implicit sets if necessary. Check
2952 implicit sets when clearing reg_last_in_use.
2953 (init_deps_global): Clear implicit_reg_pending_clobbers and
2954 implicit_reg_pending_uses.
2956 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2957 ira_memory_move_cost, ira_class_hard_regs,
2958 ira_class_hard_regs_num, ira_no_alloc_regs,
2959 ira_available_class_regs, ira_reg_class_cover_size,
2960 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2961 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2962 ira_implicitly_set_insn_hard_regs): New prototypes.
2964 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2965 cost_elements_num): New variables.
2966 (allocno_costs, total_costs): Rename to costs and
2967 total_allocno_costs.
2968 (COSTS_OF_ALLOCNO): Rename to COSTS.
2969 (allocno_pref): Rename to pref.
2970 (allocno_pref_buffer): Rename to pref_buffer.
2971 (common_classes): Rename to regno_cover_class.
2973 (record_reg_classes): Set allocno attributes only if allocno_p.
2974 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2975 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2976 and COSTS_OF_ALLOCNO.
2977 (print_costs): Rename to print_allocno_costs.
2978 (print_pseudo_costs): New.
2979 (process_bb_node_for_costs): Split into 2 functions with new
2980 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2981 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2982 new parameter dump_file. Use cost_elements_num instead of
2983 ira_allocnos_num. Make one iteration if preferred classes were
2984 already calculated for scheduler. Make 2 versions of code
2985 depending on allocno_p.
2986 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2987 regno_cover_class and COSTS instead of common_classes and
2989 (init_costs, finish_costs): New.
2990 (ira_costs): Set up allocno_p and cost_elements_num. Call
2991 init_costs and finish_costs.
2992 (ira_set_pseudo_classes): New.
2994 * rtl.h (allocate_reg_info): Remove.
2995 (resize_reg_info): Change return type.
2996 (reg_cover_class): New.
2997 (setup_reg_classes): Add new parameter.
2999 * sched-int.h (struct deps_reg): New member implicit_sets.
3000 (sched_pressure_p, sched_regno_cover_class): New external definitions.
3001 (INCREASE_BITS): New macro.
3002 (struct reg_pressure_data, struct reg_use_data): New.
3003 (struct _haifa_insn_data): Remove reg_weight. Add members
3004 reg_pressure, reg_use_list, reg_set_list, and
3005 reg_pressure_excess_cost_change.
3006 (struct deps): New member implicit_sets.
3007 (pressure_p): New variable.
3008 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
3009 (struct reg_pressure_data, struct reg_use_data): New.
3010 (INSN_REG_WEIGHT): Remove.
3011 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
3012 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
3013 (sched_init_region_reg_pressure_info,
3014 sched_setup_bb_reg_pressure_info): New prototypes.
3016 * reginfo.c (struct reg_pref): New member coverclass.
3017 (reg_cover_class): New function.
3018 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
3019 (reg_info_size): New variable.
3020 (allocate_reg_info): Make static. Setup reg_info_size.
3021 (resize_reg_info): Use reg_info_size. Return flag of resizing.
3022 (setup_reg_classes): Add a new parameter. Setup cover class too.
3024 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
3027 * sched-rgn.c (deps_join): Set up implicit_sets.
3028 (schedule_region): Set up region and basic blocks pressure
3031 * passes.c (init_optimization_passes): Move
3032 pass_subregs_of_mode_init before pass_sched.
3034 2009-09-02 Martin Jambor <mjambor@suse.cz>
3036 * tree-sra.c (struct access): New field grp_hint.
3037 (dump_access): Dump grp_hint.
3038 (sort_and_splice_var_accesses): Set grp_hint if a group is read
3040 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
3041 those which have been specifically read and somehow written to.
3042 (propagate_subacesses_accross_link): Set grp_hint of right child and
3043 also possibly of the left child.
3045 2009-09-02 Jakub Jelinek <jakub@redhat.com>
3047 * tree-object-size.c (addr_object_size): Always use object_size_type
3048 0 or 2 when determining the pointer pointed object size.
3050 2009-09-02 Richard Guenther <rguenther@suse.de>
3053 2009-08-31 Richard Guenther <rguenther@suse.de>
3055 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3056 to query if the memory regions for memmove overlap.
3057 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3058 asserts on pointers, instead deal with odd trees.
3059 (ptr_derefs_may_alias_p): Likewise.
3060 (refs_may_alias_p_1): Constructor bases also never alias.
3062 2009-08-01 Christian Bruel <christian.bruel@st.com>
3065 2009-07-31 Christian Bruel <christian.bruel@st.com>
3066 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3068 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
3070 * doc/invoke.texi (-fvar-tracking-assignments): New.
3071 (-fvar-tracking-assignments-toggle): New.
3072 (-fdump-final-insns=file): Mark filename as optional.
3073 (--param min-nondebug-insn-uid): New.
3074 (-gdwarf-@{version}): Mention version 4.
3075 * opts.c (common_handle_option): Accept it.
3076 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
3077 * regrename.c (regrename_optimize): Drop last. Don't count debug
3078 insns as uses. Don't reject change because of debug insn.
3079 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
3080 from the chain starter, and check for inexact matches in DEBUG_INSNS.
3081 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
3082 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
3083 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
3084 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
3085 * doc/gimple.texi (is_gimple_debug): New.
3086 (gimple_debug_bind_p): New.
3087 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
3088 * doc/install.texi (bootstrap-debug): More details.
3089 (bootstrap-debug-big, bootstrap-debug-lean): Document.
3090 (bootstrap-debug-lib): More details.
3091 (bootstrap-debug-ckovw): Update.
3092 (bootstrap-time): New.
3093 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
3094 (insert_phi_nodes_for): Insert debug stmts.
3095 (rewrite_stmt): Take iterator. Insert debug stmts.
3096 (rewrite_enter_block): Adjust.
3097 (maybe_replace_use_in_debug_stmt): New.
3098 (rewrite_update_stmt): Use it.
3099 (mark_use_interesting): Return early for debug stmts.
3100 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
3101 stmts before replacing stmt.
3102 (move_computations_stmt): Likewise.
3103 * ira-conflicts.c (add_copies): Skip debug insns.
3104 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
3105 (regstat_bb_compute_ri): Skip debug insns.
3106 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
3107 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
3108 check_loop_closed_ssa_stmt): Skip debug stmts.
3109 * tree-tailcall.c (find_tail_calls): Likewise.
3110 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3111 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
3112 (build_var_debug_value_stat): Declare.
3113 (build_var_debug_value): Define.
3114 (target_for_debug_bind): Declare.
3115 * reload.c (find_equiv_reg): Skip debug insns.
3116 * rtlanal.c (reg_used_between_p): Skip debug insns.
3117 (side_effects_p): Likewise.
3118 (canonicalize_condition): Likewise.
3119 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
3120 insns never depend on debug insns.
3121 (create_ddg_dep_no_link): Likewise.
3122 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
3123 Don't add inter-loop dependencies for debug insns.
3124 (build_intra_loop_deps): Likewise.
3125 (create_ddg): Count debug insns.
3126 * ddg.h (struct ddg::num_debug): New.
3127 (num_backargs): Pair up with previous int field.
3128 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
3129 -fcompare-debug-second.
3130 * final.c (get_attr_length_1): Skip debug insns.
3131 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
3132 * gcc.c (invoke_as): Call compare-debug-dump-opt.
3133 (driver_self_specs): Map -fdump-final-insns to
3134 -fdump-final-insns=..
3135 (get_local_tick): New.
3136 (compare_debug_dump_opt_spec_function): Test for . argument and
3137 compute output name. Compute temp output spec without flag name.
3138 Compute -frandom-seed.
3139 (OPT): Undef after use.
3140 * cfgloopanal.c (num_loop_insns): Skip debug insns.
3141 (average_num_loop_insns): Likewise.
3142 * params.h (MIN_NONDEBUG_INSN_UID): New.
3143 * gimple.def (GIMPLE_DEBUG): New.
3144 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
3145 * auto-inc-dec.c (merge_in_block): Skip debug insns.
3146 (merge_in_block): Fix whitespace.
3147 * toplev.c (flag_var_tracking): Update comment.
3148 (flag_var_tracking_assignments): New.
3149 (flag_var_tracking_assignments_toggle): New.
3150 (process_options): Don't open final insns dump file if we're not
3151 going to write to it. Compute defaults for var_tracking.
3152 * df-scan.c (df_insn_rescan_debug_internal): New.
3153 (df_uses_record): Handle debug insns.
3154 * haifa-sched.c (ready): Initialize n_debug.
3155 (contributes_to_priority): Skip debug insns.
3156 (dep_list_size): New.
3158 (rank_for_schedule): Likewise. Schedule debug insns as soon as
3159 they're ready. Disregard previous debug insns to make decisions.
3160 (queue_insn): Never queue debug insns.
3161 (ready_add, ready_remove_first, ready_remove): Count debug insns.
3162 (schedule_insn): Don't reject debug insns because of issue rate.
3163 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
3164 (queue_to_ready): Skip and discount debug insns.
3165 (choose_ready): Let debug insns through.
3166 (schedule_block): Check boundary debug insns. Discount debug
3167 insns, schedule them early. Adjust whitespace.
3168 (set_priorities): Check for boundary debug insns.
3169 (add_jump_dependencies): Use dep_list_size.
3170 (prev_non_location_insn): New.
3171 (check_cfg): Use it.
3172 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
3174 (remove_unused_ivs): Reset debug stmts.
3175 * modulo-sched.c (const_iteration_count): Skip debug insns.
3176 (res_MII): Discount debug insns.
3177 (loop_single_full_bb_p): Skip debug insns.
3178 (sms_schedule): Likewise.
3179 (sms_schedule_by_order): Likewise.
3180 (ps_has_conflicts): Likewise.
3181 * caller-save.c (refmarker_fn): New.
3182 (save_call_clobbered_regs): Replace regs with saved mem in
3184 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
3185 Call refmarker_fn mark for hardregnos.
3186 (mark_reg_as_referenced): New.
3187 (replace_reg_with_saved_mem): New.
3188 * ipa-pure-const.c (check_stmt): Skip debug stmts.
3189 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
3191 (cse_extended_basic_block): Skip debug insns.
3192 (count_reg_usage): Likewise.
3193 (is_dead_reg): New, split out of...
3194 (set_live_p): ... here.
3195 (insn_live_p): Use it for debug insns.
3196 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
3197 (execute_optimize_stdarg): Likewise.
3198 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3199 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
3200 changes in debug stmts as changes.
3201 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
3202 (moveup_expr): Don't move across debug insns. Don't move
3203 debug insn if it would create a bookkeeping block.
3204 (moveup_expr_cached): Don't use cache for debug insns that
3205 are heads of blocks.
3206 (compute_av_set_inside_bb): Skip debug insns.
3207 (sel_rank_for_schedule): Schedule debug insns first. Remove
3209 (block_valid_for_bookkeeping_p); Support lax searches.
3210 (create_block_for_bookkeeping): Adjust block numbers when
3211 encountering debug-only blocks.
3212 (find_place_for_bookkeeping): Deal with debug-only blocks.
3213 (generate_bookkeeping_insn): Accept no place to insert.
3214 (remove_temp_moveop_nops): New argument full_tidying.
3215 (prepare_place_to_insert): Deal with debug insns.
3216 (advance_state_on_fence): Debug insns don't start cycles.
3217 (update_boundaries): Take fence as argument. Deal with
3219 (schedule_expr_on_boundary): No full_tidying on debug insns.
3220 (fill_insns): Deal with debug insns.
3221 (track_scheduled_insns_and_blocks): Don't count debug insns.
3222 (need_nop_to_preserve_insn_bb): New, split out of...
3223 (remove_insn_from_stream): ... this.
3224 (fur_orig_expr_not_found): Skip debug insns.
3225 * rtl.def (VALUE): Move up.
3227 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3228 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3229 Set it if debug stmts are found.
3230 (statement_sink_location): Skip debug stmts. Propagate
3231 moving defs into debug stmts.
3232 * ifcvt.c (first_active_insn): Skip debug insns.
3233 (last_active_insns): Likewise.
3234 (cond_exec_process_insns): Likewise.
3235 (noce_process_if_block): Likewise.
3236 (check_cond_move_block): Likewise.
3237 (cond_move_convert_if_block): Likewise.
3238 (block_jumps_and_fallthru_p): Likewise.
3239 (dead_or_predicable): Likewise.
3240 * dwarf2out.c (debug_str_hash_forced): New.
3241 (find_AT_string): Add comment.
3242 (gen_label_for_indirect_string): New.
3243 (get_debug_string_label): New.
3244 (AT_string_form): Use it.
3245 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3246 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3247 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3248 several operations that cannot be represented with DWARF opcodes.
3249 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3250 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3251 (dwarf2out_var_location): Take during-call mark into account.
3252 (output_indirect_string): Update comment. Output if there are
3253 label and references.
3254 (prune_indirect_string): New.
3255 (prune_unused_types): Call it if debug_str_hash_forced.
3256 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3257 (dw_long_long_const): Remove.
3258 (struct dw_val_struct): Change val_long_long type to rtx.
3259 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3260 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3261 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3262 component instead of HOST_BITS_PER_LONG.
3263 (output_loc_operands): Likewise. For const8* assert
3264 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3265 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3266 rather than HOST_BITS_PER_LONG is >= 64.
3267 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3269 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3270 HOST_BITS_PER_LONG for dw_val_class_long_long.
3271 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3272 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3273 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3275 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3276 Handle DW_OP_implicit_value.
3277 (extract_int): Move prototype earlier.
3278 (mem_loc_descriptor): For SUBREG punt if inner
3279 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3280 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3281 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3282 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3283 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3284 instead of Pmode size.
3285 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3286 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3287 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3288 (concat_loc_descriptor, concatn_loc_descriptor,
3289 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3290 (add_location_or_const_value_attribute): Likewise. For single
3291 location loc_lists attempt to use add_const_value_attribute
3292 for constant decls. Add DW_AT_const_value even if
3293 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3295 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3296 (control_flow_insn_p): Likewise.
3297 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3298 (separate_decls_in_region_debug_bind): New.
3299 (separate_decls_in_region): Process debug bind stmts afterwards.
3300 * recog.c (verify_changes): Handle debug insns.
3301 (extract_insn): Likewise.
3302 (peephole2_optimize): Skip debug insns.
3303 * dse.c (scan_insn): Skip debug insns.
3304 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3306 (setup_id_for_insn): Handle debug insns.
3307 (maybe_tidy_empty_bb): Adjust whitespace.
3308 (tidy_control_flow): Skip debug insns.
3309 (sel_remove_insn): Adjust for debug insns.
3310 (sel_estimate_number_of_insns): Skip debug insns.
3311 (create_insn_rtx_from_pattern): Handle debug insns.
3312 (create_copy_of_insn_rtx): Likewise.
3313 * sel-sched-.h (sel_bb_end): Declare.
3314 (sel_bb_empty_or_nop_p): New.
3315 (get_all_loop_exits): Use it.
3316 (_eligible_successor_edge_p): Likewise.
3317 (return_nop_to_pool): Adjust.
3318 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3319 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3320 * gimple-pretty-print.c (dump_gimple_debug): New.
3321 (dump_gimple_stmt): Use it.
3322 (dump_bb_header): Skip gimple debug stmts.
3323 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3324 (fixup_match_2): Likewise.
3325 (regmove_backward_pass): Likewise. Simplify combined
3326 replacement. Handle debug insns.
3327 * function.c (instantiate_virtual_regs): Handle debug insns.
3328 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3329 * print-rtl.h: Include cselib.h.
3330 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3331 * df.h (df_inns_rescan_debug_internal): Declare.
3332 * gcse.c (alloc_hash_table): Estimate n_insns.
3333 (cprop_insn): Don't regard debug insns as changes.
3334 (bypass_conditional_jumps): Skip debug insns.
3335 (one_pre_gcse_pass): Adjust.
3336 (one_code_hoisting_pass): Likewise.
3337 (compute_ld_motion_mems): Skip debug insns.
3338 (one_cprop_pass): Adjust.
3339 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3340 (if_convertible_stmt_p): Handle debug stmts.
3341 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3342 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3343 * ira-build.c (create_bb_allocnos): Skip debug insns.
3344 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3345 (has_single_use): Likewise.
3346 (single_imm_use): Likewise.
3347 (num_imm_uses): Likewise.
3348 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3349 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3350 (create_outofssa_var_map): Likewise.
3351 * lower-subreg.c (adjust_decomposed_uses): New.
3352 (resolve_debug): New.
3353 (decompose_multiword_subregs): Use it.
3354 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3355 * emit-rtl.c: Include params.h.
3356 (cur_debug_insn_uid): Define.
3357 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3358 (copy_rtx_if_shared_1): Handle debug insns.
3359 (reset_used_flags): Likewise.
3360 (set_used_flags): LIkewise.
3361 (get_max_insn_count): New.
3362 (next_nondebug_insn): New.
3363 (prev_nondebug_insn): New.
3364 (make_debug_insn_raw): New.
3365 (emit_insn_before_noloc): Handle debug insns.
3366 (emit_jump_insn_before_noloc): Likewise.
3367 (emit_call_insn_before_noloc): Likewise.
3368 (emit_debug_insn_before_noloc): New.
3369 (emit_insn_after_noloc): Handle debug insns.
3370 (emit_jump_insn_after_noloc): Likewise.
3371 (emit_call_insn_after_noloc): Likewise.
3372 (emit_debug_insn_after_noloc): Likewise.
3373 (emit_insn_after): Take loc from earlier non-debug insn.
3374 (emit_jump_insn_after): Likewise.
3375 (emit_call_insn_after): Likewise.
3376 (emit_debug_insn_after_setloc): New.
3377 (emit_debug_insn_after): New.
3378 (emit_insn_before): Take loc from later non-debug insn.
3379 (emit_jump_insn_before): Likewise.
3380 (emit_call_insn_before): Likewise.
3381 (emit_debug_insn_before_setloc): New.
3382 (emit_debug_insn_before): New.
3383 (emit_insn): Handle debug insns.
3384 (emit_debug_insn): New.
3385 (emit_jump_insn): Handle debug insns.
3386 (emit_call_insn): Likewise.
3388 (init_emit): Take min-nondebug-insn-uid into account.
3389 Initialize cur_debug_insn_uid.
3390 (emit_copy_of_insn_after): Handle debug insns.
3391 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3392 location of single rhs in place.
3393 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3394 (floor_sdiv_adjust): New.
3395 (cell_sdiv_adjust): New.
3396 (cell_udiv_adjust): New.
3397 (round_sdiv_adjust): New.
3398 (round_udiv_adjust): New.
3399 (wrap_constant): Moved from cselib.
3400 (unwrap_constant): New.
3401 (expand_debug_expr): New.
3402 (expand_debug_locations): New.
3403 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3405 (gimple_expand_cfg): Expand debug locations.
3406 * cselib.c: Include tree-pass.h.
3407 (struct expand_value_data): New.
3408 (cselib_record_sets_hook): New.
3409 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3410 (cselib_clear_table): Move, and implemnet in terms of...
3411 (cselib_reset_table_with_next_value): ... this.
3412 (cselib_get_next_unknown_value): New.
3413 (discard_useless_locs): Don't discard preserved values.
3414 (cselib_preserve_value): New.
3415 (cselib_preserved_value_p): New.
3416 (cselib_preserve_definitely): New.
3417 (cselib_clear_preserve): New.
3418 (cselib_preserve_only_values): New.
3419 (new_cselib_val): Take rtx argument. Dump it in details.
3420 (cselib_lookup_mem): Adjust.
3421 (expand_loc): Take regs_active in struct. Adjust. Silence
3422 dumps unless details are requested.
3423 (cselib_expand_value_rtx_cb): New.
3424 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3425 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3426 without details. Copy more subregs. Try to resolve values
3427 using a callback. Wrap constants.
3428 (cselib_subst_to_values): Adjust.
3429 (cselib_log_lookup): New.
3430 (cselib_lookup): Call it.
3431 (cselib_invalidate_regno): Don't count preserved values as useless.
3432 (cselib_invalidate_mem): Likewise.
3433 (cselib_record_set): Likewise.
3434 (struct set): Renamed to cselib_set, moved to cselib.h.
3435 (cselib_record_sets): Adjust. Call hook.
3436 (cselib_process_insn): Reset table when it would be cleared.
3437 (dump_cselib_val): New.
3438 (dump_cselib_table): New.
3439 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3440 (remove_forwarder_block): Support moving debug stmts.
3441 * cselib.h (cselib_record_sets_hook): Declare.
3442 (cselib_expand_callback): New type.
3443 (cselib_expand_value_rtx_cb): Declare.
3444 (cselib_reset_table_with_next_value): Declare.
3445 (cselib_get_next_unknown_value): Declare.
3446 (cselib_preserve_value): Declare.
3447 (cselib_preserved_value_p): Declare.
3448 (cselib_preserve_only_values): Declare.
3449 (dump_cselib_table): Declare.
3450 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3451 (try_crossjump_to_edge): Likewise.
3452 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3453 dominated blocks when debug stmts are present.
3454 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3455 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3456 (set_var_live_on_entry): Likewise.
3457 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3458 * cfglayout.c (curr_location, last_location): Make static.
3459 (set_curr_insn_source_location): Don't avoid bouncing.
3460 (get_curr_insn_source_location): New.
3461 (get_curr_insn_block): New.
3462 (duplicate_insn_chain): Handle debug insns.
3463 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3465 * common.opt (fcompare-debug): Move to sort order.
3466 (fdump-unnumbered-links): Likewise.
3467 (fvar-tracking-assignments): New.
3468 (fvar-tracking-assignments-toggle): New.
3469 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3470 because of debug stmts.
3471 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3472 (eliminate_unnecessary_stmts): Walk dominated blocks before
3474 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3475 * ira.c (memref_used_between_p): Skip debug insns.
3476 (update_equiv_regs): Likewise.
3477 * sched-deps.c (sd_lists_size): Accept empty list.
3478 (sd_init_insn): Mark debug insns.
3479 (sd_finish_insn): Unmark them.
3480 (sd_add_dep): Reject non-debug deps on debug insns.
3481 (fixup_sched_groups): Give debug insns group treatment.
3483 (sched_analyze_reg): Don't mark debug insns for sched before call.
3484 (sched_analyze_2): Handle debug insns.
3485 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3487 (deps_analyze_insn): Handle debug insns.
3488 (deps_start_bb): Skip debug insns.
3489 (init_deps): Initialize last_debug_insn.
3490 * tree-ssa.c (target_for_debug_bind): New.
3491 (find_released_ssa_name): New.
3492 (propagate_var_def_into_debug_stmts): New.
3493 (propagate_defs_into_debug_stmts): New.
3494 (verify_ssa): Skip debug bind stmts without values.
3495 (warn_uninialized_vars): Skip debug stmts.
3496 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3497 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3498 (rtx_equal_p): Likewise.
3499 * ira-costs.c (scan_one_insn): Skip debug insns.
3500 (process_bb_node_for_hard_reg_moves): Likewise.
3501 * rtl.h (DEBUG_INSN_P): New.
3502 (NONDEBUG_INSN_P): New.
3503 (MAY_HAVE_DEBUG_INSNS): New.
3504 (INSN_P): Accept debug insns.
3505 (RTX_FRAME_RELATED_P): Likewise.
3506 (INSN_DELETED_P): Likewise
3507 (PAT_VAR_LOCATION_DECL): New.
3508 (PAT_VAR_LOCATION_LOC): New.
3509 (PAT_VAR_OCATION_STATUS): New.
3510 (NOTE_VAR_LOCATION_DECL): Reimplement.
3511 (NOTE_VAR_LOCATION_LOC): Likewise.
3512 (NOTE_VAR_LOCATION_STATUS): Likewise.
3513 (INSN_VAR_LOCATION): New.
3514 (INSN_VAR_LOCATION_DECL): New.
3515 (INSN_VAR_LOCATION_LOC): New.
3516 (INSN_VAR_LOCATION_STATUS): New.
3517 (gen_rtx_UNKNOWN_VAR_LOC): New.
3518 (VAR_LOC_UNKNOWN_P): New.
3519 (NOTE_DURING_CALL_P): New.
3520 (SCHED_GROUP_P): Accept debug insns.
3521 (emit_debug_insn_before): Declare.
3522 (emit_debug_insn_before_noloc): Declare.
3523 (emit_debug_insn_beore_setloc): Declare.
3524 (emit_debug_insn_after): Declare.
3525 (emit_debug_insn_after_noloc): Declare.
3526 (emit_debug_insn_after_setloc): Declare.
3527 (emit_debug_insn): Declare.
3528 (make_debug_insn_raw): Declare.
3529 (prev_nondebug_insn): Declare.
3530 (next_nondebug_insn): Declare.
3531 (delegitimize_mem_from_attrs): Declare.
3532 (get_max_insn_count): Declare.
3533 (wrap_constant): Declare.
3534 (unwrap_constant): Declare.
3535 (get_curr_insn_source_location): Declare.
3536 (get_curr_insn_block): Declare.
3537 * tree-inline.c (insert_debug_decl_map): New.
3538 (processing_debug_stmt): New.
3539 (remap_decl): Don't create new mappings in debug stmts.
3540 (remap_gimple_op_r): Don't add references in debug stmts.
3541 (copy_tree_body_r): Likewise.
3542 (remap_gimple_stmt): Handle debug bind stmts.
3543 (copy_bb): Skip debug stmts.
3544 (copy_edges_for_bb): Likewise.
3545 (copy_debug_stmt): New.
3546 (copy_debug_stmts): New.
3547 (copy_body): Copy debug stmts at the end.
3548 (insert_init_debug_bind): New.
3549 (insert_init_stmt): Take id. Skip and emit debug stmts.
3550 (setup_one_parameter): Remap variable earlier, register debug mapping.
3551 (estimate_num_insns): Skip debug stmts.
3552 (expand_call_inline): Preserve debug_map.
3553 (optimize_inline_calls): Check for no debug_stmts left-overs.
3554 (unsave_expr_now): Preserve debug_map.
3555 (copy_gimple_seq_and_replace_locals): Likewise.
3556 (tree_function_versioning): Check for no debug_stmts left-overs.
3557 Init and destroy debug_map as needed. Split edges unconditionally.
3558 (build_duplicate_type): Init and destroy debug_map as needed.
3559 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3560 (struct copy_body_data): Add debug_stmts and debug_map.
3561 * sched-int.h (struct ready_list): Add n_debug.
3562 (struct deps): Add last_debug_insn.
3563 (DEBUG_INSN_SCHED_P): New.
3564 (BOUNDARY_DEBUG_INSN_P): New.
3565 (SCHEDULE_DEBUG_INSN_P): New.
3566 (sd_iterator_cond): Accept empty list.
3567 * combine.c (create_log_links): Skip debug insns.
3568 (combine_instructions): Likewise.
3569 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3570 return value is always unshared.
3571 (struct rtx_subst_pair): New.
3572 (auto_adjust_pair): New.
3573 (propagate_for_debug_subst): New.
3574 (propagate_for_debug): New.
3575 (try_combine): Skip debug insns. Propagate removed defs into
3577 (next_nonnote_nondebug_insn): New.
3578 (distribute_notes): Use it. Skip debug insns.
3579 (distribute_links): Skip debug insns.
3580 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3581 * resource.c (mark_target_live_regs): Likewise.
3582 * var-tracking.c: Include cselib.h and target.h.
3583 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3585 (micro_operation_type_name): New.
3586 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3587 (struct micro_operation_def): Update comments.
3588 (decl_or_value): New type. Use instead of decls.
3589 (struct emit_note_data_def): Add vars.
3590 (struct attrs_def): Use decl_or_value.
3591 (struct variable_tracking_info_def): Add permp, flooded.
3592 (struct location_chain_def): Update comment.
3593 (struct variable_part_def): Use decl_or_value.
3594 (struct variable_def): Make var_part a variable length array.
3596 (scratch_regs): New.
3597 (cselib_hook_called): New.
3598 (dv_is_decl_p): New.
3599 (dv_is_value_p): New.
3602 (dv_as_opaque): New.
3603 (dv_onepart_p): New.
3605 (IS_DECL_CODE): New.
3606 (check_value_is_not_decl): New.
3607 (dv_from_decl): New.
3608 (dv_from_value): New.
3609 (dv_htab_hash): New.
3610 (variable_htab_hash): Use it.
3611 (variable_htab_eq): Support values.
3612 (variable_htab_free): Free from the right pool.
3613 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3614 (attrs_list_union): Adjust.
3615 (attrs_list_mpdv_union): New.
3616 (tie_break_pointers): New.
3617 (canon_value_cmp): New.
3618 (unshare_variable): Return possibly-modified slot.
3619 (vars_copy_1): Adjust.
3620 (var_reg_decl_set): Adjust. Split out of...
3621 (var_reg_set): ... this.
3622 (get_init_value): Adjust.
3623 (var_reg_delete_and_set): Adjust.
3624 (var_reg_delete): Adjust.
3625 (var_regno_delete): Adjust.
3626 (var_mem_decl_set): Split out of...
3627 (var_mem_set): ... this.
3628 (var_mem_delete_and_set): Adjust.
3629 (var_mem_delete): Adjust.
3633 (variable_union): Adjust. Speed up merge of 1-part vars.
3634 (variable_canonicalize): Use unshared slot.
3635 (VALUED_RECURSED_INTO): New.
3636 (find_loc_in_1pdv): New.
3637 (struct dfset_merge): New.
3638 (insert_into_intersection): New.
3639 (intersect_loc_chains): New.
3641 (canonicalize_loc_order_check): New.
3642 (canonicalize_values_mark): New.
3643 (canonicalize_values_star): New.
3644 (variable_merge_over_cur): New.
3645 (variable_merge_over_src): New.
3646 (dataflow_set_merge): New.
3647 (dataflow_set_equiv_regs): New.
3648 (remove_duplicate_values): New.
3649 (struct dfset_post_merge): New.
3650 (variable_post_merge_new_vals): New.
3651 (variable_post_merge_perm_vals): New.
3652 (dataflow_post_merge_adjust): New.
3653 (find_mem_expr_in_1pdv): New.
3654 (dataflow_set_preserve_mem_locs): New.
3655 (dataflow_set_remove_mem_locs): New.
3656 (dataflow_set_clear_at_call): New.
3657 (onepart_variable_different_p): New.
3658 (variable_different_p): Use it.
3659 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3660 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3662 (track_loc_p): Pass it true.
3663 (struct count_use_info): New.
3664 (find_use_val): New.
3665 (replace_expr_with_values): New.
3667 (use_type): New, partially split out of...
3668 (count_uses): ... this. Count new micro-ops.
3669 (count_uses_1): Adjust.
3670 (count_stores): Adjust.
3671 (count_with_sets): New.
3672 (VAL_NEEDS_RESOLUTION): New.
3673 (VAL_HOLDS_TRACK_EXPR): New.
3674 (VAL_EXPR_IS_COPIED): New.
3675 (VAL_EXPR_IS_CLOBBERED): New.
3676 (add_uses): Adjust. Generate new micro-ops.
3677 (add_uses_1): Adjust.
3678 (add_stores): Generate new micro-ops.
3679 (add_with_sets): New.
3680 (find_src_status): Adjust.
3681 (find_src_set_src): Adjust.
3682 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3683 Handle new micro-ops. Canonicalize value equivalances.
3684 (vt_find_locations): Compute total size of hash tables for
3685 dumping. Perform merge for var-tracking-assignments. Don't
3686 disregard single-block loops.
3687 (dump_attrs_list): Handle decl_or_value.
3688 (dump_variable): Take variable. Deal with decl_or_value.
3689 (dump_variable_slot): New.
3690 (dump_vars): Use it.
3691 (dump_dataflow_sets): Adjust.
3692 (set_slot_part): New, extended to support one-part variables
3693 after splitting out of...
3694 (set_variable_part): ... this.
3695 (clobber_slot_part): New, split out of...
3696 (clobber_variable_part): ... this.
3697 (delete_slot_part): New, split out of...
3698 (delete_variable_part): .... this.
3699 (check_wrap_constant): New.
3700 (vt_expand_loc_callback): New.
3701 (vt_expand_loc): New.
3702 (emit_note_insn_var_location): Adjust. Handle values. Handle
3703 EMIT_NOTE_AFTER_CALL_INSN.
3704 (emit_notes_for_differences_1): Adjust. Handle values.
3705 (emit_notes_for_differences_2): Likewise.
3706 (emit_notes_for_differences): Adjust.
3707 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3708 Adjust. Handle new micro-ops.
3709 (vt_add_function_parameters): Adjust. Create and bind values.
3710 (vt_initialize): Adjust. Initialize scratch_regs and
3711 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3712 operations. Move some code to count_with_sets and add_with_sets.
3713 (delete_debug_insns): New.
3714 (vt_debug_insns_local): New.
3715 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3717 (var_tracking_main): If var-tracking-assignments is enabled
3718 but var-tracking isn't, delete debug insns and leave. Likewise
3719 if we exceed limits or fail the stack adjustments tests, and
3720 after all var-tracking processing.
3721 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3722 (dataflow_set): Add traversed_vars.
3723 (value_chain, const_value_chain): New typedefs.
3724 (value_chain_pool, value_chains): New variables.
3725 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3726 add_value_chains, add_cselib_value_chains, remove_value_chain,
3727 remove_value_chains, remove_cselib_value_chains): New functions.
3728 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3729 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3731 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3732 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3733 (dst_can_be_shared): New variable.
3734 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3735 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3736 different from set->vars, look up slot again instead of using the
3738 (dataflow_set_init): Initialize traversed_vars.
3739 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3740 lookup if set->vars is shared. Don't keep slot cleared before
3741 calling unshare_variable. Unshare set->vars if needed. Adjust
3742 unshare_variable callers. Clear dst_can_be_shared if needed.
3743 Even ->refcount == 1 vars must be unshared if set->vars is shared
3744 and var needs to be modified.
3745 (dataflow_set_union): Set traversed_vars during canonicalization.
3746 (VALUE_CHANGED, DECL_CHANGED): Define.
3747 (set_dv_changed, dv_changed_p): New static inlines.
3748 (track_expr_p): Clear DECL_CHANGED.
3749 (dump_dataflow_sets): Set it.
3750 (variable_was_changed): Call set_dv_changed.
3751 (emit_note_insn_var_location): Likewise.
3752 (changed_variables_stack): New variable.
3753 (check_changed_vars_1, check_changed_vars_2): New functions.
3754 (emit_notes_for_changes): Do nothing if changed_variables is
3755 empty. Traverse changed_variables with check_changed_vars_1,
3756 call check_changed_vars_2 on each changed_variables_stack entry.
3757 (emit_notes_in_bb): Add SET argument. Just clear it at the
3758 beginning, use it instead of local &set, don't destroy it at the end.
3759 (vt_emit_notes): Call dataflow_set_clear early on all
3760 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3761 computed set, dataflow_set_clear also VTI(bb)->in when we are
3762 done with the basic block. Initialize changed_variables_stack,
3763 free it afterwards. If ENABLE_CHECKING verify that after noting
3764 differences to an empty set value_chains hash table is empty.
3765 (vt_initialize): Initialize value_chains and value_chain_pool.
3766 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3767 (variable_tracking_main): Call dump_dataflow_sets before calling
3768 vt_emit_notes, not after it.
3769 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3770 (propagate_var_def_into_debug_stmts): Declare.
3771 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3772 (df_set_note): Reject debug insns.
3773 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3774 add notes to debug insns.
3775 (df_note_bb_compute): Adjust. Likewise.
3776 (df_simulate_uses): Skip debug insns.
3777 (df_simulate_initialize_backwards): Likewise.
3778 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3779 (subst_stack_regs_pat): Reject debug insns.
3780 (convert_regs_1): Handle debug insns.
3781 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3782 (print-rtl.o): Depend on cselib.h.
3783 (cselib.o): Depend on TREE_PASS_H.
3784 (var-tracking.o): Depend on cselib.h and TARGET_H.
3785 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3786 (init_ready_list): Skip boundary debug insns.
3787 (add_branch_dependences): Skip debug insns.
3788 (free_block_dependencies): Check for blocks with only debug insns.
3789 (compute_priorities): Likewise.
3790 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3791 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3793 (gimple_build_debug_bind_stat): New.
3794 (empty_body_p): Skip debug stmts.
3795 (gimple_has_side_effects): Likewise.
3796 (gimple_rhs_has_side_effects): Likewise.
3797 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3798 (gimple_build_debug_bind_stat): Declare.
3799 (gimple_build_debug_bind): Define.
3800 (is_gimple_debug): New.
3801 (gimple_debug_bind_p): New.
3802 (gimple_debug_bind_get_var): New.
3803 (gimple_debug_bind_get_value): New.
3804 (gimple_debug_bind_get_value_ptr): New.
3805 (gimple_debug_bind_set_var): New.
3806 (gimple_debug_bind_set_value): New.
3807 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3808 (gimple_debug_bind_reset_value): New.
3809 (gimple_debug_bind_has_value_p): New.
3810 (gsi_next_nondebug): New.
3811 (gsi_prev_nondebug): New.
3812 (gsi_start_nondebug_bb): New.
3813 (gsi_last_nondebug_bb): New.
3814 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3815 (print_insn): Handle DEBUG_INSN.
3816 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3817 of first insn prevail.
3818 (first_stmt): Skip debug stmts.
3819 (first_non_label_stmt): Likewise.
3820 (last_stmt): Likewise.
3821 (has_zero_uses_1): New.
3822 (single_imm_use_1): New.
3823 (verify_gimple_debug): New.
3824 (verify_types_in_gimple_stmt): Handle debug stmts.
3825 (verify_stmt): Likewise.
3826 (debug_loop_num): Skip debug stmts.
3827 (remove_edge_and_dominated_blocks): Remove dominators last.
3828 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3829 (linearize_expr): Likewise.
3830 * config/i386/i386.c (ix86_delegitimize_address): Call
3831 default implementation.
3832 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3833 (group_barrier_needed): Skip debug insns.
3834 (emit_insn_group_barriers): Likewise.
3835 (emit_all_insn_group_barriers): Likewise.
3836 (ia64_variable_issue): Handle debug insns.
3837 (ia64_dfa_new_cycle): Likewise.
3838 (final_emit_insn_group_barriers): Skip debug insns.
3839 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3840 def cfa without frame.
3841 (process_set): Likewise.
3842 (process_for_unwind_directive): Pass frame on.
3843 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3844 (rs6000_delegitimize_address): New.
3845 (rs6000_debug_adjust_cost): Handle debug insns.
3846 (is_microcoded_insn): Likewise.
3847 (is_cracked_insn): Likewise.
3848 (is_nonpipeline_insn): Likewise.
3849 (insn_must_be_first_in_group): Likewise.
3850 (insn_must_be_last_in_group): Likewise.
3851 (force_new_group): Likewise.
3852 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3853 contains only debug insns.
3854 (rtl_merge_blocks): Skip debug insns.
3855 (purge_dead_edges): Likewise.
3856 (rtl_block_ends_with_call_p): Skip debug insns.
3857 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3858 (mark_reg_dependencies): Skip debug insns.
3859 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3860 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3861 * tree-ssa-threadedge.c
3862 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3863 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3864 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3865 (copyprop_hardreg_forward_1): Handle debug insns.
3866 * reload1.c (reload): Skip debug insns. Replace unassigned
3867 pseudos in debug insns with their equivalences.
3868 (eliminate_regs_in_insn): Skip debug insns.
3869 (emit_input_reload_insns): Skip debug insns at first, adjust
3871 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3872 (get_indirect_ref_operands): Pass opf_no_vops on.
3873 (get_expr_operands): Likewise. Skip debug stmts.
3874 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3876 2009-09-01 Richard Henderson <rth@redhat.com>
3878 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3879 stmt_ends_pp_p statements at least once.
3880 * tree-vrp.c (vrp_initialize): Likewise.
3881 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3883 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3886 Fix AIX bootstrap after PR debug/30161
3887 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3888 that is a GNU extension.
3889 (tmpl_value_parm_die_table): Move the definition of this global
3890 outside #ifdef DWARF2_DEBUGGING_INFO region.
3892 2009-09-01 Richard Guenther <rguenther@suse.de>
3894 * tree.c (tree_expr_size): New function.
3895 * tree.h (tree_expr_size): Declare.
3896 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3897 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3898 * langhooks.c (lhd_expr_size): Remove.
3899 * langhooks.h (struct lang_hooks): Remove expr_size.
3900 * explow.c (expr_size): Use tree_expr_size.
3901 (int_expr_size): Likewise.
3902 * langhooks-def.h (lhd_expr_size): Remove.
3903 (LANG_HOOKS_EXPR_SIZE): Likewise.
3904 (LANG_HOOKS_INITIALIZER): Adjust.
3906 2009-09-01 Richard Guenther <rguenther@suse.de>
3908 * tree-flow.h (mark_addressable): Move declaration ...
3909 * tree.h (mark_addressable): ... here.
3910 * stmt.c (expand_asm_operands): Use mark_addressable, not
3911 lang_hooks.mark_addressable.
3912 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3913 LANG_HOOKS_MARK_ADDRESSABLE.
3914 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3915 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3917 2009-08-31 Chris Demetriou <cgd@google.com>
3919 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3920 vectorize if not TARGET_SSE2.
3922 2009-08-31 DJ Delorie <dj@redhat.com>
3924 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3925 registers if no coprocessor is enabled.
3927 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3930 * cgraph.h (cgraph_get_node): Declare ...
3931 * cgraph.c (cgraph_get_node): ... new function.
3932 * dwarf2out.c (gen_generic_params_dies,
3933 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3934 make_ith_pack_parameter_name,
3935 append_entry_to_tmpl_value_parm_die_table,
3936 gen_remaining_tmpl_value_param_die_attribute): New functions.
3937 (gen_subprogram_die): Generate debug info for template parameters
3938 if debug info level is higher than DINFO_LEVEL_TERSE.
3939 Use tree_add_const_value_attribute_for_decl instead of
3940 tree_add_const_value_attribute.
3941 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3942 instead of tree_add_const_value_attribute.
3943 (gen_struct_or_union_type_die): Generate debug
3944 info for template parameters if debug info level is higher than
3946 (tree_add_const_value_attribute): Handle integral and pointer
3947 constants. Update comment.
3948 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3949 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3950 (reference_to_unused): Fix thinko. Remove redundant predicates from
3952 (tree_add_const_value_attribute): Make this work for constant
3954 tree_add_const_value_attribute_for_decl is to be used for variable
3956 (add_location_or_const_value_attribute): Use
3957 tree_add_const_value_attribute_for_decl now.
3958 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3959 DW_TAG_template_value_param DIEs after function DIEs have been
3961 * langhooks.h (lang_hooks_for_types): Add
3962 get_argument_pack_elems.
3963 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3964 (lang_hooks): Added get_innermost_generic_parms,
3965 get_innermost_generic_args.
3966 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3967 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3968 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3969 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3971 2009-08-31 DJ Delorie <dj@redhat.com>
3973 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3974 it once we start generating the prologue or epilogue.
3975 (mep_call_saves_register): If the frame is locked, re-use
3977 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3978 (mep_expand_prologue): Call it.
3979 (mep_expand_epilogue): Likewise.
3980 (mep_start_function): Use the same logic as mep_expand_prologue.
3981 (mep_pass_by_reference): Make logic more readable.
3982 (mep_return_in_memory): Zero-sized objects are passed in memory.
3983 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3985 2009-08-31 Richard Guenther <rguenther@suse.de>
3987 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3988 to query if the memory regions for memmove overlap.
3989 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3990 asserts on pointers, instead deal with odd trees.
3991 (ptr_derefs_may_alias_p): Likewise.
3992 (refs_may_alias_p_1): Constructor bases also never alias.
3994 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3996 * doc/install.texi (Final install): Adjust reference on where to
3997 order printed manuals.
3999 2009-08-30 Olivier Hainque <hainque@adacore.com>
4001 * dwarf2out.c (switch_to_frame_table_section): Move
4002 definition prior to first use.
4004 2009-08-30 Richard Guenther <rguenther@suse.de>
4006 PR tree-optimization/41186
4007 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
4008 (ao_ref_init_from_ptr_and_size): New function.
4009 (ref_maybe_used_by_call_p_1): Be more precise tracking
4010 used ranges for builtin functions.
4011 (ref_maybe_used_by_call_p): Adjust.
4012 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
4013 ranges for builtin functions.
4014 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
4016 2009-08-30 Alan Modra <amodra@bigpond.net.au>
4019 * fwprop.c (get_reg_use_in): Delete.
4020 (free_load_extend): New function.
4021 (forward_propagate_subreg): Use it.
4023 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
4025 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
4027 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
4030 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
4033 2009-08-29 Douglas B Rupp <rupp@gnat.com>
4035 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
4036 fini or fini_array section.
4038 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4040 * graphite-dependences.c (graphite_legal_transform_bb): Call
4041 pbb_remove_duplicate_pdrs.
4042 * graphite-poly.c (can_collapse_pdr): Removed.
4043 (pdr_find_duplicate): Removed.
4044 (can_collapse_pdrs): New.
4045 (pbb_remove_duplicate_pdrs): New.
4046 (new_poly_dr): Do not look for duplicates.
4047 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
4048 (PBB_PDR_DUPLICATES_REMOVED): New.
4049 (pbb_remove_duplicate_pdrs): Declared.
4051 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4053 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
4054 the strides by multiplying by PDR_NB_REFS.
4055 * graphite-poly.c (can_collapse_pdr): New.
4056 (pdr_find_duplicate): New.
4057 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
4058 Initialize PDR_NB_REFS.
4059 * graphite-poly.h (struct poly_dr): Add field nb_refs.
4061 (new_poly_dr): Number of subscripts is a graphite_dim_t.
4063 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4066 * graphite-poly.c (apply_poly_transforms): Remove legality test before
4069 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4071 * graphite-dependences.c (pddr_original_scattering): Return NULL
4072 for read-read dependence relations.
4073 * graphite-poly.h (enum poly_dr_type): Fix comment.
4076 (pdr_may_write_p): New.
4078 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4080 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
4081 (struct poly_dr): Same.
4082 (new_poly_dr): Same.
4083 * graphite-poly.c (new_poly_dr): Same.
4084 * graphite-dependences.c (dot_deps): Disable call to system.
4086 2009-08-28 Cary Coutant <ccoutant@google.com>
4089 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
4090 struct/union/enum types local to a function.
4092 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4093 Sebastian Pop <sebastian.pop@amd.com>
4095 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
4096 pbb_strip_mine_time_depth. Changed the implementation so that
4097 transformation is expressed as a transformation on
4098 time (scatttering) dimensions. Also, ensures that the 2d+1
4099 scheduling format is preserved.
4100 (pbb_strip_mine_profitable_p): Profitability is based on the
4101 iteration number of a given time (scattering) dimension,
4102 and not on a original loop depth dimension.
4103 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
4104 (pbb_do_strip_mine): Call psct_dynamic_dim.
4105 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
4106 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
4107 (pbb_nb_dynamic_scattering_transform): New.
4108 (psct_dynamic_dim): New.
4110 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4112 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4113 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4114 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
4115 * graphite-interchange.c (build_linearized_memory_access): Same.
4116 (memory_stride_in_loop): Same.
4118 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4120 * graphite-dependences.c (pddr_original_scattering): New.
4121 (graphite_legal_transform_dr): Call pddr_original_scattering.
4124 * graphite-dependences.h (dot_deps): Declared.
4125 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
4126 (print_pdr): Print PDR_ID.
4127 * graphite-poly.h (struct poly_dr): Add field id.
4130 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
4132 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4134 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
4135 not delete the original dependence relation.
4137 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4139 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
4140 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
4141 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
4142 (free_poly_ddr): New.
4143 (pddr_is_empty): New.
4144 (dependence_polyhedron_1): Now returns a poly_ddr_p.
4145 (dependence_polyhedron): Same. Remove useless gcc_assert.
4147 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
4148 (graphite_carried_dependence_level_k): Call pddr_is_empty.
4149 * graphite-dependences.h (enum poly_dependence_kind): New.
4150 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
4151 (PDRP_SOURCE): Renamed PDDR_SOURCE.
4152 (PDRP_SINK): Renamed PDDR_SINK.
4153 (PDRP_DDP): Renamed PDDR_DDP.
4155 (free_poly_ddr): Declared.
4156 * graphite-poly.c (new_scop): Use the new hash function names.
4157 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
4158 into original_pddrs.
4159 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
4161 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4163 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4164 bounds with LT_EXPR to make niter analysis more precise on code
4165 generated by Graphite.
4167 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4169 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
4170 (graphite_legal_transform_bb): Same.
4171 (poly_drs_may_alias_p): Same.
4173 2009-08-28 Richard Guenther <rguenther@suse.de>
4175 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
4177 2009-08-28 Jan Beulich <jbeulich@novell.com>
4179 * config/i386/netware.c: Include langhooks.h.
4180 (i386_nlm_encode_section_info): Simplify.
4181 (netware_override_options): Delete.
4182 * config/i386/netware.h (netware_override_options): Delete
4184 (OVERRIDE_OPTIONS): Delete definition.
4185 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4186 (ASM_COMMENT_START): Define.
4187 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
4189 2009-08-28 Jan Beulich <jbeulich@novell.com>
4191 * configure.ac: For in-tree ld, do a plain version check to
4192 determine whether comdat groups are supported.
4193 * configure: Regenerate.
4195 2009-08-28 Olivier Hainque <hainque@adacore.com>
4197 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
4198 always defined. Reflect definition or absence of such for
4199 COLLECT_EXPORT_LIST. Readability helper.
4200 (scanfilter): New enum, to help control what symbols
4201 are to be considered or ignored by scan_prog_file.
4202 (enum pass): Rename as "scanpass", moved together with scanfilter
4203 prior to scan_prog_file's prototype.
4204 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
4205 Group prototype with the scanpass/scanfilter definitions, factorize
4206 head comments for the several implementations at the prototype.
4207 (main): Reorganize the first pass link control to let AIX
4208 drag only the needed frame tables in executables. Prevent
4209 frame tables collection during the scan aimed at static ctors.
4210 Pre-link and scan for frame tables later to compensate.
4211 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
4212 A C statement to issue assembly directives that create a reference
4213 to the given DWARF table identifier label from the current function
4215 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
4216 to differentiate first time section entry. Only emit a .data
4217 tables start identifier label the first time around.
4218 (switch_to_frame_table_section): New function. Helper for
4219 output_call_frame_info to switch possibly BACK into the eh_frame
4220 or the debug_frame section depending on FOR_EH.
4221 (output_call_frame_info): Use helper to first enter the proper
4223 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4224 emit a link to the frame table start label from each function
4226 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4227 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4228 * config/rs6000/rs6000-protos.h: Declare it.
4229 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4231 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4233 * config/sh/sh.c (split_branches): Check the result of
4236 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4238 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4239 using -pthread -fopenmp
4241 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4243 * doc/service.texi (service directory): Update URL.
4245 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4247 PR rtl-optimization/40861
4248 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4249 extract word from a multi-word subreg for negative byte positions.
4251 2009-08-27 Tristan Gingold <gingold@adacore.com>
4252 Douglas B Rupp <rupp@gnat.com>
4254 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4255 (SECTION_VMS_OVERLAY): Define.
4256 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4258 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4260 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4261 common_object declarations.
4262 (ia64_section_type_flags): Set section flag for common_object.
4263 * config/ia64/ia64-protos.h
4264 (ia64_vms_output_aligned_decl_common): Declare.
4265 (ia64_vms_elf_asm_named_section): Declare.
4267 2009-08-27 Michael Matz <matz@suse.de>
4269 * expr.c (expand_expr_real_2): New function taking exploded
4270 unary or binary expression, split out from ...
4271 (expand_expr_real_1): ... here. Move over all unary/binary
4272 switch parts to above function, in particular these codes:
4273 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4274 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4275 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4276 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4277 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4278 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4279 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4280 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4281 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4282 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4283 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4284 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4285 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4286 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4287 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4288 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4289 VEC_PACK_FIX_TRUNC_EXPR.
4290 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4293 2009-08-27 Richard Guenther <rguenther@suse.de>
4295 * gengtype.c (main): Handle uint64_t.
4296 * ipa-utils.c (get_base_var): Indent properly.
4297 * tree-ssa-live.c (debug_scope_block): New function.
4298 * tree-flow.h (debug_scope_block): Declare.
4299 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4300 * basic-block.h (enum profile_status): Rename to
4301 enum profile_status_d.
4302 (x_profile_status): Adjust type.
4304 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4307 * dwarf2out.c (get_context_die): Declare this static function.
4308 (gen_type_die_with_usage): Make sure a DIE is a generated for
4309 the context of a typedef.
4311 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4313 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4316 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4318 * config/mips/mips-protos.h (mips_output_sync): Declare.
4319 (mips_sync_loop_insns): Likewise.
4320 (mips_output_sync_loop): Replace first two parameters with an rtx.
4321 * config/mips/mips.c (mips_multi_member): New structure.
4322 (mips_multi_members): New variable.
4323 (mips_multi_start): New function.
4324 (mips_multi_add): Likewise.
4325 (mips_multi_add_insn): Likewise.
4326 (mips_multi_add_label): Likewise.
4327 (mips_multi_last_index): Likewise.
4328 (mips_multi_copy_insn): Likewise.
4329 (mips_multi_set_operand): Likewise.
4330 (mips_multi_write): Likewise.
4331 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4332 (mips_init_print_operand_punct): Update accordingly.
4333 (mips_start_ll_sc_sync_block): New function.
4334 (mips_end_ll_sc_sync_block): Likewise.
4335 (mips_output_sync): Likewise.
4336 (mips_sync_insn1_template): Likewise.
4337 (mips_sync_insn2_template): Likewise.
4338 (mips_get_sync_operand): Likewise.
4339 (mips_process_sync_loop): Likewise.
4340 (mips_output_sync_loop): Use mips_process_sync_loop.
4341 (mips_sync_loop_insns): New function.
4342 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4343 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4344 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4345 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4346 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4347 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4348 (MIPS_SYNC_OLD_OP_12): Likewise.
4349 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4350 (MIPS_SYNC_NEW_OP_12): Likewise.
4351 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4352 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4353 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4354 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4355 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4356 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4357 * config/mips/mips.md (sync_mem): New attribute.
4358 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4359 (sync_exclusive_mask, sync_required_oldval): Likewise.
4360 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4361 (sync_release_barrier): Likewise.
4362 (length): Handle sync loops.
4363 (sync): Use mips_output_sync.
4364 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4365 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4366 and use mips_output_sync_loop.
4367 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4368 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4369 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4370 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4371 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4372 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4373 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4374 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4375 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4377 2009-08-26 Richard Guenther <rguenther@suse.de>
4380 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4381 the types to not match.
4382 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4384 * tree-ssa.c (useless_type_conversion_p): Conversions to
4385 pointers to unprototyped functions are useless.
4387 2009-08-26 Richard Guenther <rguenther@suse.de>
4389 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4390 whole-program condition, prepare to be called for non-globals.
4391 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4392 params build a representative with known type and track its fields.
4394 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4396 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4397 clearing by a taken branch.
4398 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4399 effectively after bbro pass.
4400 (sync_nand<mode>): Ditto.
4401 (sync_old_<fetchop_name><mode>): Ditto.
4402 (sync_old_nand<mode>): Ditto.
4403 (sync_new_<fetchop_name><mode>): Dito.
4404 (sync_new_nand<mode>): Ditto.
4405 (sync_compare_and_swap<mode>_1): Ditto.
4406 (*sync_compare_and_swap<mode>): Ditto.
4407 (sync_lock_test_and_set<mode>_1): Ditto.
4408 ("sync_lock_test_and_set<mode>): Ditto.
4410 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4412 * hwint.h (HOST_LONG_FORMAT): New macro
4413 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4414 Use HOST_PTR_PRINTF.
4415 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4416 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4417 (HOST_PTR_PRINTF): Document.
4419 2009-08-25 Jan Hubicka <jh@suse.cz>
4421 * config/i386/bmmintrin.h: Replace by #error.
4424 Michael Meissner <michael.meissner@amd.com>
4425 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4426 Tony Linthicum <tony.linthicum@amd.com>
4428 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4429 (TARGET_ROUND): New macro for the round/ptest instructions which
4430 are shared between SSE4.1 and SSE5.
4431 (OPTION_MASK_ISA_ROUND): Ditto.
4432 (OPTION_ISA_ROUND): Ditto.
4433 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4434 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4436 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4437 (-mfused-madd): New switch to give users control over whether the
4438 compiler optimizes to use the multiply/add SSE5 instructions.
4440 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4441 (ix86_handle_option): Turn off 3dnow if -msse5.
4442 (override_options): Add SSE5 support.
4443 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4445 (ix86_expand_sse_movcc): Add SSE5 support.
4446 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4447 vector type to the next largest size.
4448 (ix86_expand_sse5_pack): New function to use pperm to pack a
4449 vector type to the next smallest size.
4450 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4451 (IX86_BUILTIN_FMADDSD): Ditto.
4452 (IX86_BUILTIN_FMADDPS): Ditto.
4453 (IX86_BUILTIN_FMADDPD): Ditto.
4454 (IX86_BUILTIN_FMSUBSS): Ditto.
4455 (IX86_BUILTIN_FMSUBSD): Ditto.
4456 (IX86_BUILTIN_FMSUBPS): Ditto.
4457 (IX86_BUILTIN_FMSUBPD): Ditto.
4458 (IX86_BUILTIN_FNMADDSS): Ditto.
4459 (IX86_BUILTIN_FNMADDSD): Ditto.
4460 (IX86_BUILTIN_FNMADDPS): Ditto.
4461 (IX86_BUILTIN_FNMADDPD): Ditto.
4462 (IX86_BUILTIN_FNMSUBSS): Ditto.
4463 (IX86_BUILTIN_FNMSUBSD): Ditto.
4464 (IX86_BUILTIN_FNMSUBPS): Ditto.
4465 (IX86_BUILTIN_FNMSUBPD): Ditto.
4466 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4467 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4468 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4469 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4470 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4471 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4472 (IX86_BUILTIN_PPERM): Ditto.
4473 (IX86_BUILTIN_PERMPS): Ditto.
4474 (IX86_BUILTIN_PERMPD): Ditto.
4475 (IX86_BUILTIN_PMACSSWW): Ditto.
4476 (IX86_BUILTIN_PMACSWW): Ditto.
4477 (IX86_BUILTIN_PMACSSWD): Ditto.
4478 (IX86_BUILTIN_PMACSWD): Ditto.
4479 (IX86_BUILTIN_PMACSSDD): Ditto.
4480 (IX86_BUILTIN_PMACSDD): Ditto.
4481 (IX86_BUILTIN_PMACSSDQL): Ditto.
4482 (IX86_BUILTIN_PMACSSDQH): Ditto.
4483 (IX86_BUILTIN_PMACSDQL): Ditto.
4484 (IX86_BUILTIN_PMACSDQH): Ditto.
4485 (IX86_BUILTIN_PMADCSSWD): Ditto.
4486 (IX86_BUILTIN_PMADCSWD): Ditto.
4487 (IX86_BUILTIN_PHADDBW): Ditto.
4488 (IX86_BUILTIN_PHADDBD): Ditto.
4489 (IX86_BUILTIN_PHADDBQ): Ditto.
4490 (IX86_BUILTIN_PHADDWD): Ditto.
4491 (IX86_BUILTIN_PHADDWQ): Ditto.
4492 (IX86_BUILTIN_PHADDDQ): Ditto.
4493 (IX86_BUILTIN_PHADDUBW): Ditto.
4494 (IX86_BUILTIN_PHADDUBD): Ditto.
4495 (IX86_BUILTIN_PHADDUBQ): Ditto.
4496 (IX86_BUILTIN_PHADDUWD): Ditto.
4497 (IX86_BUILTIN_PHADDUWQ): Ditto.
4498 (IX86_BUILTIN_PHADDUDQ): Ditto.
4499 (IX86_BUILTIN_PHSUBBW): Ditto.
4500 (IX86_BUILTIN_PHSUBWD): Ditto.
4501 (IX86_BUILTIN_PHSUBDQ): Ditto.
4502 (IX86_BUILTIN_PROTB): Ditto.
4503 (IX86_BUILTIN_PROTW): Ditto.
4504 (IX86_BUILTIN_PROTD): Ditto.
4505 (IX86_BUILTIN_PROTQ): Ditto.
4506 (IX86_BUILTIN_PROTB_IMM): Ditto.
4507 (IX86_BUILTIN_PROTW_IMM): Ditto.
4508 (IX86_BUILTIN_PROTD_IMM): Ditto.
4509 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4510 (IX86_BUILTIN_PSHLB): Ditto.
4511 (IX86_BUILTIN_PSHLW): Ditto.
4512 (IX86_BUILTIN_PSHLD): Ditto.
4513 (IX86_BUILTIN_PSHLQ): Ditto.
4514 (IX86_BUILTIN_PSHAB): Ditto.
4515 (IX86_BUILTIN_PSHAW): Ditto.
4516 (IX86_BUILTIN_PSHAD): Ditto.
4517 (IX86_BUILTIN_PSHAQ): Ditto.
4518 (IX86_BUILTIN_FRCZSS): Ditto.
4519 (IX86_BUILTIN_FRCZSD): Ditto.
4520 (IX86_BUILTIN_FRCZPS): Ditto.
4521 (IX86_BUILTIN_FRCZPD): Ditto.
4522 (IX86_BUILTIN_CVTPH2PS): Ditto.
4523 (IX86_BUILTIN_CVTPS2PH): Ditto.
4524 (IX86_BUILTIN_COMEQSS): Ditto.
4525 (IX86_BUILTIN_COMNESS): Ditto.
4526 (IX86_BUILTIN_COMLTSS): Ditto.
4527 (IX86_BUILTIN_COMLESS): Ditto.
4528 (IX86_BUILTIN_COMGTSS): Ditto.
4529 (IX86_BUILTIN_COMGESS): Ditto.
4530 (IX86_BUILTIN_COMUEQSS): Ditto.
4531 (IX86_BUILTIN_COMUNESS): Ditto.
4532 (IX86_BUILTIN_COMULTSS): Ditto.
4533 (IX86_BUILTIN_COMULESS): Ditto.
4534 (IX86_BUILTIN_COMUGTSS): Ditto.
4535 (IX86_BUILTIN_COMUGESS): Ditto.
4536 (IX86_BUILTIN_COMORDSS): Ditto.
4537 (IX86_BUILTIN_COMUNORDSS): Ditto.
4538 (IX86_BUILTIN_COMFALSESS): Ditto.
4539 (IX86_BUILTIN_COMTRUESS): Ditto.
4540 (IX86_BUILTIN_COMEQSD): Ditto.
4541 (IX86_BUILTIN_COMNESD): Ditto.
4542 (IX86_BUILTIN_COMLTSD): Ditto.
4543 (IX86_BUILTIN_COMLESD): Ditto.
4544 (IX86_BUILTIN_COMGTSD): Ditto.
4545 (IX86_BUILTIN_COMGESD): Ditto.
4546 (IX86_BUILTIN_COMUEQSD): Ditto.
4547 (IX86_BUILTIN_COMUNESD): Ditto.
4548 (IX86_BUILTIN_COMULTSD): Ditto.
4549 (IX86_BUILTIN_COMULESD): Ditto.
4550 (IX86_BUILTIN_COMUGTSD): Ditto.
4551 (IX86_BUILTIN_COMUGESD): Ditto.
4552 (IX86_BUILTIN_COMORDSD): Ditto.
4553 (IX86_BUILTIN_COMUNORDSD): Ditto.
4554 (IX86_BUILTIN_COMFALSESD): Ditto.
4555 (IX86_BUILTIN_COMTRUESD): Ditto.
4556 (IX86_BUILTIN_COMEQPS): Ditto.
4557 (IX86_BUILTIN_COMNEPS): Ditto.
4558 (IX86_BUILTIN_COMLTPS): Ditto.
4559 (IX86_BUILTIN_COMLEPS): Ditto.
4560 (IX86_BUILTIN_COMGTPS): Ditto.
4561 (IX86_BUILTIN_COMGEPS): Ditto.
4562 (IX86_BUILTIN_COMUEQPS): Ditto.
4563 (IX86_BUILTIN_COMUNEPS): Ditto.
4564 (IX86_BUILTIN_COMULTPS): Ditto.
4565 (IX86_BUILTIN_COMULEPS): Ditto.
4566 (IX86_BUILTIN_COMUGTPS): Ditto.
4567 (IX86_BUILTIN_COMUGEPS): Ditto.
4568 (IX86_BUILTIN_COMORDPS): Ditto.
4569 (IX86_BUILTIN_COMUNORDPS): Ditto.
4570 (IX86_BUILTIN_COMFALSEPS): Ditto.
4571 (IX86_BUILTIN_COMTRUEPS): Ditto.
4572 (IX86_BUILTIN_COMEQPD): Ditto.
4573 (IX86_BUILTIN_COMNEPD): Ditto.
4574 (IX86_BUILTIN_COMLTPD): Ditto.
4575 (IX86_BUILTIN_COMLEPD): Ditto.
4576 (IX86_BUILTIN_COMGTPD): Ditto.
4577 (IX86_BUILTIN_COMGEPD): Ditto.
4578 (IX86_BUILTIN_COMUEQPD): Ditto.
4579 (IX86_BUILTIN_COMUNEPD): Ditto.
4580 (IX86_BUILTIN_COMULTPD): Ditto.
4581 (IX86_BUILTIN_COMULEPD): Ditto.
4582 (IX86_BUILTIN_COMUGTPD): Ditto.
4583 (IX86_BUILTIN_COMUGEPD): Ditto.
4584 (IX86_BUILTIN_COMORDPD): Ditto.
4585 (IX86_BUILTIN_COMUNORDPD): Ditto.
4586 (IX86_BUILTIN_COMFALSEPD): Ditto.
4587 (IX86_BUILTIN_COMTRUEPD): Ditto.
4588 (IX86_BUILTIN_PCOMEQUB): Ditto.
4589 (IX86_BUILTIN_PCOMNEUB): Ditto.
4590 (IX86_BUILTIN_PCOMLTUB): Ditto.
4591 (IX86_BUILTIN_PCOMLEUB): Ditto.
4592 (IX86_BUILTIN_PCOMGTUB): Ditto.
4593 (IX86_BUILTIN_PCOMGEUB): Ditto.
4594 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4595 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4596 (IX86_BUILTIN_PCOMEQUW): Ditto.
4597 (IX86_BUILTIN_PCOMNEUW): Ditto.
4598 (IX86_BUILTIN_PCOMLTUW): Ditto.
4599 (IX86_BUILTIN_PCOMLEUW): Ditto.
4600 (IX86_BUILTIN_PCOMGTUW): Ditto.
4601 (IX86_BUILTIN_PCOMGEUW): Ditto.
4602 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4603 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4604 (IX86_BUILTIN_PCOMEQUD): Ditto.
4605 (IX86_BUILTIN_PCOMNEUD): Ditto.
4606 (IX86_BUILTIN_PCOMLTUD): Ditto.
4607 (IX86_BUILTIN_PCOMLEUD): Ditto.
4608 (IX86_BUILTIN_PCOMGTUD): Ditto.
4609 (IX86_BUILTIN_PCOMGEUD): Ditto.
4610 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4611 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4612 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4613 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4614 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4615 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4616 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4617 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4618 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4619 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4620 (IX86_BUILTIN_PCOMEQB): Ditto.
4621 (IX86_BUILTIN_PCOMNEB): Ditto.
4622 (IX86_BUILTIN_PCOMLTB): Ditto.
4623 (IX86_BUILTIN_PCOMLEB): Ditto.
4624 (IX86_BUILTIN_PCOMGTB): Ditto.
4625 (IX86_BUILTIN_PCOMGEB): Ditto.
4626 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4627 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4628 (IX86_BUILTIN_PCOMEQW): Ditto.
4629 (IX86_BUILTIN_PCOMNEW): Ditto.
4630 (IX86_BUILTIN_PCOMLTW): Ditto.
4631 (IX86_BUILTIN_PCOMLEW): Ditto.
4632 (IX86_BUILTIN_PCOMGTW): Ditto.
4633 (IX86_BUILTIN_PCOMGEW): Ditto.
4634 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4635 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4636 (IX86_BUILTIN_PCOMEQD): Ditto.
4637 (IX86_BUILTIN_PCOMNED): Ditto.
4638 (IX86_BUILTIN_PCOMLTD): Ditto.
4639 (IX86_BUILTIN_PCOMLED): Ditto.
4640 (IX86_BUILTIN_PCOMGTD): Ditto.
4641 (IX86_BUILTIN_PCOMGED): Ditto.
4642 (IX86_BUILTIN_PCOMFALSED): Ditto.
4643 (IX86_BUILTIN_PCOMTRUED): Ditto.
4644 (IX86_BUILTIN_PCOMEQQ): Ditto.
4645 (IX86_BUILTIN_PCOMNEQ): Ditto.
4646 (IX86_BUILTIN_PCOMLTQ): Ditto.
4647 (IX86_BUILTIN_PCOMLEQ): Ditto.
4648 (IX86_BUILTIN_PCOMGTQ): Ditto.
4649 (IX86_BUILTIN_PCOMGEQ): Ditto.
4650 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4651 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4652 (enum multi_arg_type): New enum for describing the various SSE5
4653 intrinsic argument types.
4654 (bdesc_multi_arg): New table for SSE5 intrinsics.
4655 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4656 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4658 (ix86_expand_builtin): Add SSE5 intrinsic support.
4659 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4660 operand instructions.
4661 (ix86_expand_sse5_multiple_memory): New function to split the
4662 second memory reference from SSE5 instructions.
4663 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4664 (ix86_return_pops_args): Use stdarg_p to determine if the function
4665 has variable arguments.
4666 (ix86_setup_incoming_varargs): Ditto.
4667 (x86_this_parameter): Ditto.
4669 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4671 (ix86_expand_sse5_pack): Ditto.
4672 (ix86_sse5_valid_op_p): Ditto.
4673 (ix86_expand_sse5_multiple_memory): Ditto.
4675 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4676 constant for SSE5 support.
4677 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4678 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4679 (UNSPEC_SSE5_PERMUTE): Ditto.
4680 (UNSPEC_SSE5_ASHIFT): Ditto.
4681 (UNSPEC_SSE5_LSHIFT): Ditto.
4682 (UNSPEC_FRCZ): Ditto.
4683 (UNSPEC_CVTPH2PS): Ditto.
4684 (UNSPEC_CVTPS2PH): Ditto.
4685 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4687 (COM_FALSE_S): Ditto.
4688 (COM_FALSE_P): Ditto.
4689 (COM_TRUE_S): Ditto.
4690 (COM_TRUE_P): Ditto.
4691 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4692 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4694 (memory attribute): Ditto.
4695 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4696 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4697 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4698 (floor<mode>2): Ditto.
4699 (ceil<mode>2): Ditto.
4700 (btrunc<mode>2): Ditto.
4701 (nearbyintdf2): Ditto.
4702 (nearbyintsf2): Ditto.
4703 (sse_setccsf): Disable if SSE5.
4704 (sse_setccdf): Ditto.
4705 (sse5_setcc<mode>): New support for SSE5 conditional move.
4706 (sse5_pcmov_<mode>): Ditto.
4708 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4710 (SSEMODEF2P): Ditto.
4711 (ssemodesuffixf4): New mode attribute for SSE5.
4712 (ssemodesuffixf2s): Ditto.
4713 (ssemodesuffixf2c): Ditto.
4714 (sserotatemax): Ditto.
4715 (ssescalarmode): Ditto.
4716 (sse_maskcmpv4sf3): Disable if SSE5.
4717 (sse_maskcmpv2df3): Ditto.
4718 (sse_vmmaskcmpv4sf3): Ditto.
4719 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4720 (sse5_vmfmadd<mode>4): Ditto.
4721 (sse5_fmsub<mode>4): Ditto.
4722 (sse5_vmfmsub<mode>4): Ditto.
4723 (sse5_fnmadd<mode>4): Ditto.
4724 (sse5_vmfnmadd<mode>4): Ditto.
4725 (sse5_fnmsub<mode>4): Ditto.
4726 (sse5_vmfnmsub<mode>4): Ditto.
4727 (sse5i_fmadd<mode>4): Ditto.
4728 (sse5i_fmsub<mode>4): Ditto.
4729 (sse5i_fnmadd<mode>4): Ditto.
4730 (sse5i_fnmsub<mode>4): Ditto.
4731 (sse5i_vmfmadd<mode>4): Ditto.
4732 (sse5i_vmfmsub<mode>4): Ditto.
4733 (sse5i_vmfnmadd<mode>4): Ditto.
4734 (sse5i_vmfnmsub<mode>4): Ditto.
4735 (mulv16qi3): Add SSE5 support.
4737 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4738 (sse2_mulv4si3): Disable if SSE5.
4739 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4740 (sse4_1_roundps): Ditto.
4741 (sse4_1_roundsd): Ditto.
4742 (sse4_1_roundss): Ditto.
4743 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4745 (sse_maskcmpsf3): Ditto.
4746 (sse_vmmaskcmpv4sf3): Ditto.
4747 (sse2_maskcmpv2df3): Ditto.
4748 (sse2_maskcmpdf3): Ditto.
4749 (sse2_vmmaskcmpv2df3): Ditto.
4750 (sse2_eq<mode>3): Ditto.
4751 (sse2_gt<mode>3): Ditto.
4752 (sse5_pcmov_<mode>): Add SSE5 support.
4753 (vec_unpacku_hi_v16qi): Ditto.
4754 (vec_unpacks_hi_v16qi): Ditto.
4755 (vec_unpacku_lo_v16qi): Ditto.
4756 (vec_unpacks_lo_v16qi): Ditto.
4757 (vec_unpacku_hi_v8hi): Ditto.
4758 (vec_unpacks_hi_v8hi): Ditto.
4759 (vec_unpacku_lo_v8hi): Ditto.
4760 (vec_unpacks_lo_v8hi): Ditto.
4761 (vec_unpacku_hi_v4si): Ditto.
4762 (vec_unpacks_hi_v4si): Ditto.
4763 (vec_unpacku_lo_v4si): Ditto.
4764 (vec_unpacks_lo_v4si): Ditto.
4765 (sse5_pmacsww): New SSE5 intrinsic insn.
4766 (sse5_pmacssww): Ditto.
4767 (sse5_pmacsdd): Ditto.
4768 (sse5_pmacssdd): Ditto.
4769 (sse5_pmacssdql): Ditto.
4770 (sse5_pmacssdqh): Ditto.
4771 (sse5_pmacsdqh): Ditto.
4772 (sse5_pmacsswd): Ditto.
4773 (sse5_pmacswd): Ditto.
4774 (sse5_pmadcsswd): Ditto.
4775 (sse5_pmadcswd): Ditto.
4776 (sse5_pcmov_<move>): Conditional move support on SSE5.
4777 (sse5_phaddbw): New SSE5 intrinsic insn.
4778 (sse5_phaddbd): Ditto.
4779 (sse5_phaddbq): Ditto.
4780 (sse5_phaddwd): Ditto.
4781 (sse5_phaddwq): Ditto.
4782 (sse5_phadddq): Ditto.
4783 (sse5_phaddubw): Ditto.
4784 (sse5_phaddubd): Ditto.
4785 (sse5_phaddubq): Ditto.
4786 (sse5_phadduwd): Ditto.
4787 (sse5_phadduwq): Ditto.
4788 (sse5_phaddudq): Ditto.
4789 (sse5_phsubbw): Ditto.
4790 (sse5_phsubwd): Ditto.
4791 (sse5_phsubdq): Ditto.
4792 (sse5_pperm): Ditto.
4793 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4794 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4795 (sse5_pperm_sign_v8hi_v4si): Ditto.
4796 (sse5_pperm_zero_v8hi_v4si): Ditto.
4797 (sse5_pperm_sign_v4si_v2di): Ditto.
4798 (sse5_pperm_sign_v4si_v2di): Ditto.
4799 (sse5_pperm_pack_v2di_v4si): Ditto.
4800 (sse5_pperm_pack_v4si_v8hi): Ditto.
4801 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4802 (sse5_perm<mode>): New SSE5 intrinsic insn.
4803 (rotl<mode>3): Ditto.
4804 (sse5_rotl<mode>3): Ditto.
4805 (sse5_ashl<mode>3): Ditto.
4806 (sse5_lshl<mode>3): Ditto.
4807 (sse5_frcz<mode>2): Ditto.
4808 (sse5s_frcz<mode>2): Ditto.
4809 (sse5_cvtph2ps): Ditto.
4810 (sse5_cvtps2ph): Ditto.
4811 (sse5_vmmaskcmp<mode>3): Ditto.
4812 (sse5_com_tf<mode>3): Ditto.
4813 (sse5_maskcmp<mode>3): Ditto.
4814 (sse5_maskcmp_uns<mode>3): Ditto.
4815 (sse5_maskcmp_uns2<mode>3): Ditto.
4816 (sse5_pcom_tf<mode>3): Ditto.
4818 * config/i386/predicates.md (sse5_comparison_float_operator):
4819 New predicate to match the comparison operators supported by
4820 the SSE5 com instruction.
4821 (ix86_comparison_int_operator): New predicate to match just the
4822 signed int comparisons.
4823 (ix86_comparison_uns_operator): New predicate to match just the
4824 unsigned int comparisons.
4826 * doc/invoke.texi (-msse5): Add documentation.
4827 (-mfused-madd): Ditto.
4829 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4831 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4833 (x86_64-*-*): Ditto.
4835 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4837 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4838 intrinisics for SSE5.
4840 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4843 * config/i386/mmintrin-common.h: New file, to contain common
4844 instructions between SSE4.1 and SSE5.
4846 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4847 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4848 (gen_regparm_prefix): Ditto.
4850 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4851 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4852 prototype_p to determine if a function is prototyped.
4854 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4856 * c-common.c (c_common_reswords) add the alignof keyword,
4857 with same RID as __alignof and __alignof__
4859 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4861 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4862 * hooks.c (hook_bool_const_int_const_int_true): New function.
4863 * target.h (struct gcc_target): Add can_eliminate field.
4864 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4865 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4866 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4867 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4868 (elim_table): Revise comment.
4869 * system.h (CAN_ELIMINATE): Poison.
4870 * defaults.h (CAN_ELIMINATE): Remove.
4871 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4873 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4874 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4876 (alpha_vms_can_eliminate): Declare as static, change return type to
4878 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4880 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4881 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4882 (arm_can_eliminate): New function.
4884 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4885 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4886 (avr_can_eliminate): Declare as static.
4887 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4889 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4890 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4891 (bfin_can_eliminate): New function.
4893 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4894 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4895 (crx_can_eliminate): New function.
4897 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4898 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4899 (fr30_can_eliminate): New function.
4901 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4902 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4903 (frv_can_eliminate): New function.
4905 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4906 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4907 (h8300_can_eliminate): New function.
4909 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4910 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4911 (i386_can_eliminate): Declare as static, change return type to bool.
4912 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4914 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4915 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4916 (ia64_can_eliminate): New function.
4918 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4919 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4920 (iq2000_can_eliminate): New function.
4922 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4923 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4924 (m32r_can_eliminate): New function.
4926 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4927 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4928 (m68hc11_can_eliminate): New function.
4930 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4931 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4932 (m68k_can_eliminate): New function.
4934 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4935 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4936 (mep_can_eliminate): New function.
4938 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4939 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4940 (mips_can_eliminate): New function.
4942 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4943 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4944 (rs6000_can_eliminate): New function.
4946 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4947 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4948 (s390_can_eliminate): Declare as static.
4949 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4951 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4952 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4953 (score_can_eliminate): New function.
4955 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4956 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4957 (sparc_can_eliminate): Declare as static.
4958 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4960 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4961 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4962 (xstormy16_can_eliminate): New function.
4964 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4965 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4966 (v850_can_eliminate): New function.
4968 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4970 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4971 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4972 (*movdfcc_ext[1234]): Disable for IEEE mode.
4974 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4976 * gimplify.c (prepare_gimple_addressable): New static function.
4977 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4979 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4980 manually fiddling with it.
4982 2009-08-25 Michael Matz <matz@suse.de>
4984 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4985 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4987 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4988 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4989 (do_jump): Split out code for simple binary comparisons into ...
4990 (do_jump_1): ... this, taking the individual operands and code.
4991 Change callers to helper function above accordingly.
4992 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4995 2009-08-25 Michael Matz <matz@suse.de>
4997 * expr.h (struct separate_ops, sepops): New type for passing
4998 around an exploded simple expression.
4999 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
5000 Use this structure instead of expression tree.
5001 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
5002 expression, only its type.
5003 (expand_vec_cond_expr): Take type and individual operands instead
5005 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
5006 expand_vec_shift_expr): Change prototype accordingly.
5007 * tree-vect-stmts.c (vectorizable_condition): Change call of
5008 expand_vec_cond_expr_p to pass only type.
5009 * expr.c (do_store_flags): Change prototype and implementation
5010 to take an exploded expression.
5011 (expand_expr_real_1): New local ops initialized with details
5012 of the full expression. Use it instead of full
5013 expression in calls to do_store_flags, expand_vec_cond_expr,
5014 expand_widen_pattern_expr and expand_vec_shift_expr.
5016 2009-08-25 Michael Matz <matz@suse.de>
5018 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
5019 treeop2 initialized with first three operands of the full expression.
5020 Substitute all TREE_OPERAND (exp, [012]) calls with them.
5022 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
5024 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
5025 (__gthread_objc_condition_allocate): Mark arguments as unused.
5026 (__gthread_objc_condition_deallocate): Likewise.
5027 (__gthread_objc_condition_wait): Likewise.
5028 (__gthread_objc_condition_broadcast): Likewise.
5029 (__gthread_objc_condition_signal): Likewise.
5030 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
5031 (__gthread_objc_thread_id): Likewise.
5033 2009-08-25 Janus Weil <janus@gcc.gnu.org>
5036 * tree-pretty-print.c (print_call_name): Print the correct call name
5037 for procedure pointer components.
5039 2009-08-24 Steve Ellcey <sje@cup.hp.com>
5041 * config/ia64/ia64.c (ia64_promote_function_mode): Call
5042 default_promote_function_mode when not VMS.
5044 2009-08-24 Olivier Hainque <hainque@adacore.com>
5046 * convert.c (convert_to_integer): Don't assume an input pointer is
5047 POINTER_SIZE wide. Fetch from the type instead.
5049 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5051 * configure.ac (AC_PREREQ): Bump to 2.64.
5053 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
5055 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
5056 (process_command): Don't search standard_exec_prefix_1 and
5057 standard_exec_prefix_2.
5059 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5061 * config/arm/arm.c (output_return_instruction): Handle for
5064 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5066 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
5068 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5070 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
5071 (*arm_movdf_vfp): Likewise.
5073 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5075 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
5076 (vashr<mode>3): Rename from ashr<mode>3.
5077 (vlshr<mode>3): Rename from lshr<mode>3.
5079 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
5082 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
5083 (check_format_info_main): Use scalar_identify_flag.
5084 (check_format_types): Check for scalar size identity if
5085 scalar_identify_flag is set.
5086 (printf_length_specs): Extend by new field.
5087 (asm_fprintf_length_specs): Likewise.
5088 (gcc_diag_length_specs): Likewise.
5089 (scanf_length_specs): Likewise.
5090 (strfmon_length_specs): Likewise.
5091 (gcc_gfc_length_specs): Likewise.
5092 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
5093 (ms_printf_flag_specs): Likewise.
5094 * c-format.h (format_length_info): Add new member scalar_identity_flag.
5096 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
5099 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
5100 (*call_value_pop_1): Ditto.
5101 (*sibcall_pop_1): New insn pattern.
5102 (*sibcall_value_pop_1): Ditto.
5104 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5107 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
5110 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5113 * fwprop.c (try_fwprop_subst): Allow multiple sets.
5114 (get_reg_use_in): New function.
5115 (forward_propagate_subreg): Propagate through subreg of zero_extend
5118 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
5120 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
5121 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5123 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5125 * configure.ac: Remove --with-datarootdir, --with-docdir,
5126 --with-htmldir switches. No need to call AC_SUBST for
5127 datarootdir, docdir, htmldir any more.
5128 * configure: Regenerate.
5129 * doc/install.texi (Configuration): Document --datarootdir,
5130 --docdir, --htmldir, --pdfdir; update documentation for
5131 --infodir, --mandir.
5132 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
5135 * aclocal.m4: Regenerate.
5136 * config.in: Regenerate.
5137 * configure: Regenerate.
5139 2009-08-21 Douglas B Rupp <rupp@gnat.com>
5140 Olivier Hainque <hainque@adacore.com>
5142 * config/ia64/ia64.c: Include libfuncs.h.
5143 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
5144 (ia64_expand_call): Use reg 25 on VMS.
5145 (ia64_initialize_trampoline): Fix for VMS ABI.
5146 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
5147 (ia64_function_arg): Initialize reg 25 on VMS.
5148 Fix OpenVMS ABI issues for varargs.
5149 For OpenVMS, emit the Argument Information register set in the
5150 incoming/sibcall case as well.
5151 (ia64_arg_type): New function.
5152 (ia64_function_arg_advance): Keep track of cum->words.
5153 Fix OpenVMS ABI issues for varargs.
5154 (ia64_function_value): On VMS, promote mode of non-aggregate types.
5155 (ia64_override_options): Set flag_no_common on VMS.
5156 (ia64_init_builtins): Disable FWRITE builtin.
5157 (ia64_asm_output_external): Call DO_CRTL_NAMES.
5158 (ia64_vms_init_libfuncs): Add decc$ routines.
5159 (ia64_vms_valid_pointer_mode): New function.
5160 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
5161 (ia64_promote_function_mode): New function
5162 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
5163 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
5164 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5165 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
5166 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
5167 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
5168 Suppress trailing '#' if VALUE is numeric.
5169 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
5170 ia64_promote_function_mode.
5171 (TARGET_VALID_POINTER_MODE): Define.
5173 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5176 * config/rs6000/rs6000.c (rs6000_override_options): Use
5177 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
5180 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
5181 reporting of vector + decimal/boolean/complex error.
5183 2009-08-21 Jakub Jelinek <jakub@redhat.com>
5185 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
5186 __vector double TYPE_DECL.
5188 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
5190 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
5191 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5192 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
5193 to pointer to enum machine_mode. Update all callers as needed.
5195 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
5197 * config/alpha/alpha.md (exception_receiver): Emit alternative
5198 GP load sequence if flag_reorder_blocks_and_partition is set.
5199 (*exception_receiver_2): Also enable when
5200 flag_reorder_blocks_and_partition is set.
5202 2009-08-20 Matt Rice <ratmice@gmail.com>
5203 Diego Novillo <dnovillo@google.com>
5205 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
5208 2009-08-20 Richard Guenther <rguenther@suse.de>
5210 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
5211 * c-tree.h (c_dup_lang_specific_decl): Remove.
5212 (struct lang_decl, struct lang_type): Move definitions ...
5213 * c-lang.h: ... here. New file.
5214 * c-decl.c: Include c-lang.h.
5215 (c_dup_lang_specific_decl): Remove.
5216 * c-typeck.c: Include c-lang.h.
5217 * Makefile.in (c-decl.o): Add c-lang.h dependency.
5218 (c-typeck.o): Likewise.
5219 * c-config-lang.in (gtfiles): Add c-lang.h.
5220 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5223 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5225 * config/alpha/alpha.c (alpha_end_function): Do not clear
5226 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5227 this is now handled in generic code.
5229 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5231 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5232 (s390_z10_fix_long_loop_prediction): New function.
5233 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5234 (s390_reorg): Walk over the INSNs and invoke
5235 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5237 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5239 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5240 "*brx_64bit", "*brx_31bit"): New patterns.
5241 * config/s390/s390.c ('E'): New output modifier.
5243 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5244 Richard Earnshaw <richard.earnshaw@arm.com>
5246 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5247 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5249 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5251 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5253 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5254 for mode mode of operand0 when doing secondary reload for SAR.
5256 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5259 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5260 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5262 2009-08-19 Jason Merrill <jason@redhat.com>
5264 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5265 supported template depth in C++0x.
5267 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5269 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5270 free_after_compilation.
5271 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5272 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5273 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5274 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5275 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5276 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5277 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5279 2009-08-19 Ian Lance Taylor <iant@google.com>
5281 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5282 of (plus (mult (neg B) C) A).
5284 2009-08-18 Michael Matz <matz@suse.de>
5286 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5287 instead of comparing TYPE_MAIN_VARIANT for equality.
5288 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5289 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5290 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5291 * gimplify.c (goa_lhs_expr_p): Ditto and use
5292 STRIP_USELESS_TYPE_CONVERSION.
5294 2009-08-18 Michael Matz <matz@suse.de>
5296 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5297 first field in a struct.
5298 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5300 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5302 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5303 locators before emit_insn is called. Remove assert that
5305 (alpha_end_function): Clear crtl->emit structure and free insn
5306 locators if cfun->is_thunk is true.
5308 2009-08-18 Jason Merrill <jason@redhat.com>
5310 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5312 * configure.ac: Test for it.
5313 * configure, config.in: Regenerate.
5314 * doc/install.texi: Document --enable-gnu-unique-object.
5316 2009-08-18 Richard Guenther <rguenther@suse.de>
5319 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5320 pow(x,y*z) only if x is nonnegative.
5322 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5324 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5328 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5329 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5331 2009-08-17 DJ Delorie <dj@redhat.com>
5333 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5334 * config/m32c/prologue.md (epilogue_freit): New.
5336 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5337 (bank_switch_p): Likewise.
5338 (fast_interrupt_p): Likewise.
5339 (interrupt_p): Likewise.
5340 (m32c_conditional_register_usage): Round memregs size up.
5341 (need_to_save): We only need to save $a0 when we use ENTER.
5342 (interrupt_p): Check for fast_interrupt too.
5343 (bank_switch_p): New.
5344 (fast_interrupt_p): New.
5345 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5346 (m32c_emit_prolog): Support bank switching and fast interrupts.
5347 * doc/extend.texi (Function Attributes): Add bank_switch and
5350 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5352 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5353 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5355 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5357 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5358 (menu): Add IA-64/VMS Options.
5359 (IA-64/VMS Options): Likewise.
5361 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5364 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5366 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5368 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5369 (mips_pop_asm_switch): Likewise.
5370 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5372 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5373 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5374 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5375 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5376 instead of set_noreorder.
5377 (mips_output_function_prologue): Use the new functions.
5378 (mips_output_function_epilogue): Likewise.
5379 (mips_need_noat_wrapper_p): New function, split out from...
5380 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5381 Use mips_push_asm_switch and mips_pop_asm_switch.
5382 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5383 and mips_pop_asm_switch.
5384 (ASM_OUTPUT_REG_POP): Likewise.
5385 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5386 Use mips_pop_asm_switch.
5387 (mips_asm_switch): New structure.
5388 (set_noreorder, set_nomacro): Replace with...
5389 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5390 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5391 instead of set_nomacro.
5392 (fix_truncsfsi2_macro): Likewise.
5393 (cprestore): Likewise.
5394 (hazard): Use mips_noreorder instead of set_noreorder.
5395 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5397 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5399 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5400 from prev_active_insn.
5402 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5404 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5405 * config/avr/avr.c (avr_override_options): Initialize
5406 avr_current_arch variable.
5407 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5408 __AVR_HAVE_16BIT_SP__ according to the device type.
5409 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5411 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5412 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5414 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5417 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5418 generating inlined subroutine die only. We shouldn't be
5419 called for anything else.
5420 (gen_block_die): Don't generate inline subroutine debug info for
5423 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5425 * graphite-poly.c (print_pbb): Print PBB index.
5427 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5430 * graphite-interchange.c (ppl_max_for_le): Moved...
5431 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5432 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5433 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5434 * graphite-ppl.h (ppl_max_for_le): Declared.
5436 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5438 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5439 supported on all platforms.
5440 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5441 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5442 * c-pragma.c: Likewise.
5443 * target-def.h (TARGET_INITIALIZER): Remove
5444 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5445 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5447 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5449 * config/ia64/fde-vms.c: New file.
5450 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5451 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5452 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5453 (uw_frame_state_for): Only register a personality routine if it is
5454 known to be compatible with our expectations.
5455 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5456 Declare unw_table_entry stack variable and
5457 mod all calls to _Unwind_FindTableEntry to add arg.
5458 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5459 (_Unwind_FindTableEntry): Add arg to prototype.
5461 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5463 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5464 field 'signal_pfs_loc'.
5465 (uw_frame_state_for): Remove duplicate code dealing with leaf
5466 procedures without unwind info.
5467 If in the frame after unwinding through a signal handler, restore
5468 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5469 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5470 'pfs_loc' to the AR.PFS location in the signal context; instead
5471 set 'signal_pfs_loc'.
5472 Manually generate the unwind info for the AR.PFS register.
5473 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5474 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5475 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5476 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5477 instead set 'signal_pfs_loc'.
5478 Remove code preventing the AR.PFS register from being restored
5479 from the signal context.
5481 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5482 Tristan Gingold <gingold@adacore.com>
5484 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5485 * config/ia64/t-vms: New file.
5486 * config/ia64/vms64.h: New file.
5487 * config/ia64/vms.h: New file.
5488 * config/ia64/vms-crtinit.asm: New file.
5489 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5490 * config/ia64/vms-unwind.h: New file.
5492 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5494 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5497 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5500 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5502 * real.h (do_mpc_arg2): ... here.
5503 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5506 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5508 * final.c (add_debug_prefix_map): Don't use GC memory for
5509 old_prefix and new_prefix.
5511 2009-08-14 Richard Guenther <rguenther@suse.de>
5513 * ipa-prop.c (compute_complex_pass_through): If we cannot
5514 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5516 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5518 * c-lex.c (c_lex_with_flags): Increase size of local variable
5519 to avoid memory clobber.
5521 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5524 * config/i386/i386.c (ix86_fp_comparison_strategy):
5525 Only enable/disable sahf at function granularity.
5527 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5529 PR rtl-optimization/41064
5530 * reload1.c (reload_as_needed): Don't call extract_insn
5531 for known invalid replacements after calling
5532 validate_replace_rtx_group and verify_changes.
5534 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5537 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5538 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5539 ix86_expand_fp_vcond.
5540 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5541 Assert that operation is supported by ix86_expand_int_vcond.
5542 (vcondu<SSEMODE124C8:mode>): Ditto.
5544 2009-08-13 DJ Delorie <dj@redhat.com>
5546 * config/i386/djgpp-stdint.h: New.
5547 * config.gcc (djgpp): Use it.
5549 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5551 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5552 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5554 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5556 * tree-ssa-loop-prefetch.c
5557 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5558 for long-stride pruning.
5559 (compute_miss_rate): New function to compute the probability
5560 that two memory references access different cache lines.
5562 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5564 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5566 2009-08-13 Richard Guenther <rguenther@suse.de>
5569 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5570 use the constant pointer type.
5571 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5572 of CV qualifiers on the target pointer type.
5573 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5574 conversion check before restrict check.
5576 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5579 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5581 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5583 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5585 2009-08-12 Richard Guenther <rguenther@suse.de>
5587 PR tree-optimization/41011
5588 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5589 and reference constructing.
5591 2009-08-12 Xinliang David Li <davidxl@google.com>
5593 PR tree-optimization/41012
5594 * tree-flow.h : New external interface.
5595 * gimple-low.c (check_call_arg): Change to public function.
5596 Remove argument mismatch check in lowering.
5597 * tree-inline.h (tree_can_inline_p): Interface change.
5598 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5600 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5601 Call change to tree_can_inline_p function.
5602 (cgraph_decide_inlining_incrementally): Ditto.
5604 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5606 PR tree-optimization/41031
5607 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5608 on the partition variable rather than promote_mode on the source
5609 type. Assert that the partition variable's type has the same
5610 mode as the source value's.
5612 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5614 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5615 for for_return == 2.
5616 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5618 * calls.c (expand_call): Fix typo.
5619 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5621 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5623 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5624 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5625 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5626 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5628 2009-08-12 Andrew Haley <aph@redhat.com>
5630 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5632 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5635 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5637 2009-08-12 Richard Guenther <rguenther@suse.de>
5639 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5640 * gimplify.c (gimplify_modify_expr): Do not use
5641 lang_hooks.types_compatible_p.
5642 * tree-ssa.c (useless_type_conversion_p): For aggregates
5643 just return false if the canonical types differ.
5645 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5648 * sese.c (convert_for_phi_arg): New.
5649 (add_guard_exit_phis): Use convert_for_phi_arg.
5651 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5653 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5654 unknown subscript upper bounds.
5656 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5657 Pranav Garg <pranav.garg2107@gmail.com>
5659 * graphite-interchange.c (gather_access_strides): Removed.
5660 (ppl_max_for_le): New.
5661 (build_linearized_memory_access): New.
5662 (memory_stride_in_loop): New.
5663 (pbb_interchange_profitable_p): Reimplemented.
5664 * graphite-ppl.h (ppl_new_id_map): New.
5665 (ppl_interchange): New.
5667 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5669 * graphite-interchange.c (compute_subscript): Removed.
5670 (compute_array_size_cstr): Removed.
5671 (compute_array_size_poly): Removed.
5672 (compute_array_size): Removed.
5673 (gather_access_strides_poly): Removed.
5674 (gather_access_strides): Empty.
5676 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5678 * graphite-dependences.c (dependence_polyhedron_1): Replace
5679 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5680 (graphite_legal_transform_dr): Same.
5681 (graphite_carried_dependence_level_k): Same.
5682 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5683 Initialize PDR_NB_SUBSCRIPTS.
5684 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5686 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5687 (PDR_NB_SUBSCRIPTS): New.
5688 (pdr_nb_subscripts): Removed.
5689 (pdr_dim): Simplified.
5690 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5691 with PDR_NB_SUBSCRIPTS.
5693 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5695 * graphite-interchange.c (compute_array_size): Remove use of
5697 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5698 Do not initialize PDR_DATA_CONTAINER.
5699 (print_pdr): Do not print PDR_DATA_CONTAINER.
5700 * graphite-poly.h (struct poly_dr): Remove data_container field.
5701 (PDR_DATA_CONTAINER): Removed.
5702 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5704 (build_poly_dr): Same.
5706 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5707 Sebastian Pop <sebastian.pop@amd.com>
5709 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5710 copy of the dependence polyhedron. Free the temporary objects.
5711 (graphite_carried_dependence_level_k): Free unused objects before
5714 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5716 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5717 Early return without analyzing the data dependences if no
5718 transform has been done. Call restore_scattering if the transform
5720 (graphite-interchange.c): Same.
5721 * graphite-poly.c (print_scattering_function): Test for
5723 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5724 (apply_poly_transforms): Do not gcc_assert that
5725 the transform is legal.
5726 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5727 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5728 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5729 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5730 * graphite-poly.h (struct poly_scattering): New.
5731 (struct poly_bb): Add original, transformed, and saved fields.
5732 Remove transformed_scattering, original_scattering,
5733 nb_local_variables and nb_scattering_transform fields.
5734 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5735 (poly_scattering_new): New.
5736 (poly_scattering_free): New.
5737 (poly_scattering_copy): New.
5738 (store_scattering_pbb): New.
5739 (store_scattering): New.
5740 (restore_scattering_pbb): New.
5741 (restore_scattering): New.
5742 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5743 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5745 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5747 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5750 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5752 * Makefile.in (graphite.o): Depends on PREDICT_H.
5753 * graphite.c: Include predict.h.
5754 (graphite_finalize): Call tree_estimate_probability.
5755 * predict.c (predict_loops): Do not call scev_initialize and
5757 (tree_estimate_probability_bb): New.
5758 (tree_estimate_probability): Do not initialize loops: move that
5759 code to the driver. Call tree_estimate_probability_bb.
5760 (tree_estimate_probability_driver): New.
5761 (pass_profile): Use tree_estimate_probability_driver.
5762 * predict.h (tree_estimate_probability): Declared.
5764 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5766 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5767 * graphite-dependences.c (graphite_legal_transform): Add time to
5768 TV_GRAPHITE_DATA_DEPS.
5769 (dependency_between_pbbs_p): Same.
5770 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5772 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5774 PR rtl-optimization/41033
5775 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5776 aliasing is disabled.
5778 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5780 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5781 si_mask_operand, and_load_operand, low_bitmask_operand,
5782 and_reg_operand, and_operand): New predicates.
5783 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5784 * config/mips/mips.c (and_operands_ok): New function.
5785 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5786 * config/mips/mips.md (move_type): Add ext_ins and logical.
5787 (type): Handle them.
5788 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5789 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5790 shift_shift. Remove commutative constraint modifier.
5791 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5793 (*clear_upper32_dext): Remove define_insn_and_split.
5794 (*clear_upper32): Turn this define_insn_and_split ...
5795 (splitter for ANDing register with 0xffff_ffff): .. into this.
5797 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5799 * combine.c (try_widen_shift_mode): Factor out code to check if an
5800 integer constant is a low-order bitmask from here ...
5801 * rtlanal.c (low_bitmask_len): ... to here.
5802 * rtl.h (low_bitmask_len): Declare.
5804 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5807 * config/alpha/alpha.md (addsi3): Remove expander.
5808 (addsi3): Rename from *addsi3_internal insn pattern.
5809 (subsi3): Remove expander.
5810 (subsi3): Rename from *subsi3_internal insn pattern.
5812 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5814 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5817 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5818 Eric Botcazou <botcazou@adacore.com>
5819 Douglas B Rupp <rupp@gnat.com>
5821 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5822 that records that fit in 64 bits are returned by immediate value,
5823 as required by OpenVMS Calling Standard.
5824 (function_value): Adjust for above modification.
5825 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5826 virtual_incoming_args_rtx as base object, not next_arg.
5827 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5829 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5831 * reload.c (find_reloads_subreg_address): Check the original
5832 req_equiv_mem address to detect the case where an address is
5833 not valid in the outer mode.
5835 2009-08-11 Richard Guenther <rguenther@suse.de>
5838 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5840 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5842 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5843 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5845 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5846 Douglas B Rupp <rupp@gnat.com>
5848 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5849 PT_STACK when frame_pointer_needed on OpenVMS.
5850 (alpha_pv_save_size, alpha_using_fp): Remove.
5851 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5852 with proper processing for PT_NULL.
5853 (alpha_vms_initial_elimination_offset): New function. Support for
5854 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5855 (alpha_sa_size): Force procedure type to PT_STACK when
5856 frame_pointer_needed on OpenVMS.
5857 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5858 (alpha_using_fp): Likewise.
5859 (alpha_vms_can_eliminate): Add prototype.
5860 (alpha_vms_initial_elimination_offset): Likewise.
5861 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5862 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5864 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5865 Douglas B Rupp <rupp@gnat.com>
5867 * config/alpha/alpha.c (common_object_handler): New function.
5868 (vms_attribute_table): Declare a single attribute "common_object".
5869 (vms_output_aligned_decl_common): New global function.
5870 (SECTION_VMS_OVERLAY): Delete.
5871 (SECTION_VMS_GLOBAL): Likewise.
5872 (SECTION_VMS_INITIALIZE): Likewise.
5873 (vms_asm_named_section): Remove support for above flags.
5874 (vms_section_type_flags): Delete.
5875 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5876 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5877 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5878 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5880 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5883 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5884 (sub_ddmmss): Likewise.
5886 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5889 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5892 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5895 * reload1.c (reload_as_needed): Use cancel_changes to completely
5896 undo a failed replacement attempt.
5898 2009-08-10 Richard Guenther <rguenther@suse.de>
5901 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5902 (useless_type_conversion_p): ... here. Require pointer targets
5905 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5908 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5909 loose the original type of the statement list.
5911 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5913 * config/alpha/alpha.c: Include libfuncs.h
5914 (avms_asm_output_extern): New function.
5915 (alpha_init_libfuncs): Init some decc libfuncs.
5916 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5917 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5918 (DO_CRTL_NAMES): Define.
5920 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5921 (LONG_TYPE_SIZE): Define.
5922 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5923 (SUBTARGET_SWITCHES): Define malloc64 switch.
5924 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5925 (MASK_RETURN_ADDR): Define.
5926 doc/invoke.texi (mmalloc64): Document switch.
5928 2009-08-09 Olivier Hainque <hainque@adacore.com>
5929 Douglas B Rupp <rupp@gnat.com>
5931 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5932 uses_condition_handler.
5933 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5934 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5935 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5936 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5937 (code_for_builtin): New insn codes for the new alpha_builtins.
5938 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5939 (alpha_sa_size): Account for uses_condition_handler.
5940 (alpha_expand_prologue): Likewise.
5941 (alpha_start_function): Likewise.
5942 (alpha_expand_epilogue): Likewise.
5943 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5944 establish/revert expanders.
5945 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5946 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5947 New expander, resorting to the alpha.c associated function.
5948 (builtin_revert_vms_condition_handler): Likewise.
5949 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5950 __gcc_shell_handler, the static VMS condition handler used as
5951 an indirection wrapper to the current dynamically established
5953 * config/alpha/vms-unwind.h: Complete rewrite.
5954 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5955 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5957 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5958 Douglas B Rupp <rupp@gnat.com>
5960 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5961 (alpha_need_linkage): Handle aliases. Return function symbol.
5962 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5963 Use ultimate alias target for the linkage name.
5964 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5965 by alpha_need_linkage for the function symbol.
5966 (setmemdi): Likewise.
5968 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5970 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5971 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5972 (ASM_WEAKEN_LABEL): Define.
5973 (CRT_CALL_STATIC_FUNCTION): Define.
5974 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5975 (ENDFILE_SPEC): Define.
5976 (INIT_SECTION_ASM_OP): Define.
5977 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5978 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5980 (MULTILIB_OSDIRNAMES): Define.
5981 (shlib_version): Define.
5982 (SHLIB_EXT): Define.
5983 (SHLIB_OBJS): Define.
5984 (SHLIB_NAME): Define.
5985 (SHLIB_MULTILIB): Define.
5986 (SHLIB_INSTALL): Define.
5987 (SHLIB_SYMVEC): Define.
5988 (SHLIB_SYMVECX2): Define.
5989 (SHLIB_LINK): Define.
5991 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5993 * config/alpha/alpha.c (alpha_initialize_trampoline):
5994 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5995 (alpha_start_function): Emit transfer address on nested functions
5996 for VMS trampoline call.
5997 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5998 since no longer used.
5999 * config/alpha/vms-tramp.asm: Remove.
6000 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
6001 since now only data initialized at runtime.
6003 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6005 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
6006 (LINK_GCC_C_SEQUENCE_SPEC): Define.
6007 (MD_EXEC_PREFIX): Remove, no longer used.
6008 (MD_STARTFILE_PREFIX): Likewise.
6009 (INCLUDE_DEFAULTS): Likewise.
6010 * config/alpha/t-vms:
6011 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
6013 2009-08-09 Richard Guenther <rguenther@suse.de>
6015 PR tree-optimization/41016
6016 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
6017 (operand_precision): Remove.
6018 (integral_operand_p): Likewise.
6019 (recognize_single_bit_test): Adjust.
6021 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6023 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
6024 operation overflows. Likewise non-cast unary arithmetic.
6025 If one arm of a conditional expression is always taken,
6026 inhibit evaluation warnings for the other arm. Likewise inhibit
6027 evaluation warnings for the second && or || operand if the first
6028 operand is enough to determine the result.
6029 * c-typeck.c (build_conditional_expr): Apply the same inhibition
6031 (build_binary_op): Prevent duplicate evaluation warnings.
6033 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6035 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
6036 and destination have different modes, Use promote_mode to
6037 determine the signedness of the conversion. Assert that the
6038 promoted source mode matches the destination mode. Don't pass
6039 the destination and destination mode to expand_expr if the source
6040 mode is different. Simplify conversion logic.
6042 2009-08-09 Ira Rosen <irar@il.ibm.com>
6044 PR tree-optimization/41008
6045 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
6046 from condition only in case it's a comparison. Adjust checks.
6048 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
6050 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
6051 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
6052 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
6053 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
6054 (dump_cand): Handle them.
6055 (struct iv_cand): New members COST_STEP and AINC_USE.
6056 (stmt_after_increment): Likewise.
6057 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
6058 callers changed. Use gimple_uid comparison instead of scanning.
6059 (add_candidate_1): When looking for identical candidates, take
6060 AINC_USE into account. Set it for new candidates.
6061 (force_expr_to_var_cost): Cast target_spill_cost to int.
6062 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
6063 All callers changed. Check for availability of autoinc addressing
6064 modes, both in general for a given mode, and in the specific use case.
6065 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
6067 (get_computation_cost): Likewise.
6068 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
6069 add_autoinc_candidates): New static functions.
6070 (add_candidate): Call add_autoinc_candidates for candidates based on
6072 (find_iv_candidates): Call set_autoinc_for_original_candidates.
6073 (determine_use_iv_cost_address): If we have an autoinc candidate at
6074 the matching use, verify autoinc is possible and subtract the cost
6075 of the candidate's step from the cost.
6076 (determine_iv_cost): Record the cost of the increment in the COST_STEP
6077 member of the candidate.
6078 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
6079 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
6081 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6083 * config.build (ia64-hp-*vms*): New target.
6084 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6086 * config.gcc (ia64-hp-*vms*): New target.
6087 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6089 * config.host (ia64-hp-*vms*): New target.
6090 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6093 2009-08-08 Richard Guenther <rguenther@suse.de>
6095 PR tree-optimization/40991
6096 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
6098 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
6100 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
6101 mode check. Do truncations in an integer mode.
6102 (force_to_mode): Handle subregs for all mode types. Only do
6103 arithmetic simplifications on integer modes.
6105 2009-08-07 Richard Guenther <rguenther@suse.de>
6107 PR tree-optimization/40999
6108 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
6109 (maybe_fold_reference): Lookup constant initializers.
6110 (fold_gimple_assign): Likewise.
6112 2009-08-07 Richard Guenther <rguenther@suse.de>
6114 * tree-ssa.c (useless_type_conversion_p_1): Only for types
6115 that require structural equality defer to the langhook.
6117 2009-08-07 Martin Jambor <mjambor@suse.cz>
6119 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
6121 (struct ipa_pass_through_data): New type.
6122 (struct ipa_ancestor_jf_data): New type.
6123 (union jump_func_value): Removed field formal_id, added fields
6124 pass_through and ancestor.
6125 (struct ipa_param_call_note): Changed type of formal_id to int from
6127 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
6128 operations jump functions and ancestor jump functions.
6129 (compute_complex_pass_through): New function.
6130 (compute_scalar_jump_functions): Call compute_complex_pass_through,
6131 reflect changes in the jump function strucutre.
6132 (update_jump_functions_after_inlining): Ignore complex pass-through
6133 and ancestor jump functions.
6134 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
6135 polynomial pass-through with operation jump functions.
6137 2009-08-07 Jakub Jelinek <jakub@redhat.com>
6139 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
6140 fde->dw_fde_begin as begin label instead of hot/cold label.
6141 Use LLSDAC label instead of LLSDA for second section lsda.
6142 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
6143 label instead of LLSDA if it is true.
6144 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
6146 * except.c (add_call_site, dw2_size_of_call_site_table): Add
6147 SECTION argument. Use it as index into crtl->eh.call_site_record
6149 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
6150 use it to determine how to print table entries instead of using
6151 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
6152 label instead of normal begin label as base.
6153 (sjlj_assign_call_site_values): Adjust add_call_site caller.
6154 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
6155 ensure no EH range spans between sections and that landing pads
6156 are always in the corresponding section.
6157 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
6158 for crtl->eh.call_site_record being an array rather than scalar.
6159 (output_one_function_exception_table): New function, copied
6160 from output_function_exception_table. Adjust
6161 dw2_size_of_call_site_table, dw2_output_call_site_table
6162 callers. For SECOND section use *C suffixed labels.
6163 (output_function_exception_table): Call
6164 output_one_function_exception_table and, when doing hot/cold
6165 partitioning, also another time for the second section.
6166 * opts.c: Include except.h.
6167 (decode_options): Allow -freorder-blocks-and-partition with
6168 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
6169 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
6170 * function.h (struct rtl_eh): Change call_site_record from
6171 scalar into array of 2 elements.
6173 2009-08-07 Martin Jambor <mjambor@suse.cz>
6175 * ipa-prop.c (count_formal_params_1): New function.
6176 (ipa_get_vector_of_formal_parms): New function.
6177 (get_vector_of_formal_parm_types): New function.
6178 (ipa_modify_formal_parameters): New function.
6179 (ipa_modify_call_arguments): New function.
6180 (index_in_adjustments_multiple_times_p): New function.
6181 (ipa_combine_adjustments): New function.
6182 (ipa_dump_param_adjustments): New function.
6183 * ipa-prop.h (struct ipa_parm_adjustment): New type.
6184 (ipa_get_vector_of_formal_parms): Declare.
6185 (ipa_modify_formal_parameters): Declare.
6186 (ipa_modify_call_arguments): Declare.
6187 (ipa_combine_adjustments): Declare.
6188 (ipa_dump_param_adjustments): Declare.
6189 (build_ref_for_offset): Declare.
6190 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
6191 * tree-sra.c: Include ipa-prop.c.
6192 (build_ref_for_offset): Make public.
6194 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
6196 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
6198 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
6200 * gcc/doc/extend.texi (__builtin_extract_return_address)
6201 (__builtin_frob_return_address): Document.
6203 2009-08-06 Paul Brook <paul@codesourcery.com>
6205 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
6206 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
6207 implementation on ARMv6-M.
6209 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6211 * doc/extend.texi (pcs): Document new attribute for ARM.
6213 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6215 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6218 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6220 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6223 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6225 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6227 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6229 Merge ARM/hard_vfp_branch to trunk.
6231 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6233 * arm.c (libcall_eq): New function.
6234 (libcall_hash): New function.
6235 (add_libcall): New function.
6236 (arm_libcall_uses_aapcs_base): New function.
6237 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6238 libcalls using the base PCS.
6239 (arm_init_cumulative_args): Likewise.
6241 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6243 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6244 Use base ABI for conversion libfuncs between HFmode and SFmode.
6246 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6248 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6249 V4SImode as representatives of all 64-bit and 128-bit vector
6250 types. Allow vector types without vector modes.
6251 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6252 without vector modes like BLKmode.
6253 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6254 BLKmode. Avoid unsupported vector modes or TImode moves for
6256 (aapcs_vfp_allocate_return_reg): Likewise.
6257 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6258 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6260 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6262 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6263 (arm_get_pcs_model): Pass attribute arguments to
6264 arm_pcs_from_attribute.
6265 (arm_init_cumulative_args): Use base AAPCS for conversions from
6266 floating-point types to DImode.
6267 (arm_attribute_table): Add pcs attribute.
6268 (arm_handle_pcs_attribute): New.
6269 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6270 conversions from floating-point types to DImode, also declare them
6271 to use base AAPCS and declare functions they call to use base
6272 AAPCS and their RTABI names.
6274 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6276 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6277 -mfloat-abi=hard not being supported for VFP.
6279 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6281 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6282 SYMBOL_REF to hard_libcall_value.
6284 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6285 Richard Earnshaw <rearnsha@arm.com>
6287 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6288 has been put on the stack, all remaining co-processory arguments for
6289 that co-processor also go on the stack.
6291 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6293 * config/arm/arm.c (arm_return_in_memory): Handle returning
6294 vectors of suitable size in registers also for AAPCS case.
6296 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6298 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6300 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6302 ARM Hard-VFP calling convention
6303 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6304 * target.h (gcc_target): Add libcall_value to table of call hooks.
6305 * targhooks.h (default_libcall_value): Default implementation.
6306 * targhooks.c (default_libcall_value): Likewise.
6307 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6308 * optabs.c (expand_unop): Use it.
6309 * expr.h (hard_libcall_value): Pass the function RTX through.
6310 * calls.c (emit_library_call_value_1): Update call to
6312 * explow.c (hard_libcall_value): Use new target hook.
6313 * testsuite/lib/target-supports.exp
6314 (check_effective_target_arm_hard_vfp_ok): New hook.
6315 (check_effective_target_arm_neon_ok): Improve test for neon
6317 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6318 * config/arm/arm.c: Include cgraph.h
6319 (TARGET_FUNCTION_VALUE): Override default hook.
6320 (arm_pcs_default): New variable.
6321 (arm_override_options): Don't fault hard calling convention with VFP.
6322 Add support for AAPCS variants.
6323 (arm_function_value): Make static. Handle AAPCS variants.
6324 (arm_libcall_value): New function.
6325 (arm_apply_result_size): Handle VFP registers in results.
6326 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6328 (pcs_attribute_args): New variable.
6329 (arm_pcs_from_attribute): New function.
6330 (arm_get_pcs_model): New function.
6331 (aapcs_vfp_cum_init): New function.
6332 (aapcs_vfp_sub_candidate): New function.
6333 (aapcs_vfp_is_return_candidate): New function.
6334 (aapcs_vfp_is_call_candidate): New function.
6335 (aapcs_vfp_allocate): New function.
6336 (aapcs_vfp_allocate_return_reg): New function.
6337 (aapcs_vfp_advance): New function.
6338 (aapcs_cp_arg_layout): New variable.
6339 (aapcs_select_call_coproc): New function.
6340 (aapcs_select_return_coproc): New function.
6341 (aapcs_allocate_return_reg): New function.
6342 (aapcs_libcall_value): New function.
6343 (aapcs_layout_arg): New function.
6344 (arm_init_cumulative_args): Initialize AAPCS args data.
6345 (arm_function_arg): Handle AAPCS variants using new interface.
6346 (arm_arg_parital_bytes): Likewise.
6347 (arm_function_arg_advance): New function.
6348 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6349 calling conventions.
6350 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6351 * arm.h (NUM_VFP_ARG_REGS): Define.
6352 (LIBCALL_VALUE): Update.
6353 (FUNCTION_VALUE): Delete.
6354 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6355 (arm_pcs): New enum.
6356 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6357 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6358 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6359 * arm-protos.h (arm_function_arg_advance): Add.
6360 (aapcs_libcall_value): Add.
6361 (arm_function_value): Delete.
6363 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6364 H.J. Lu <hongjiu.lu@intel.com>
6367 * config/i386/i386.c (standard_sse_mode_p): Remove.
6368 (standard_sse_constant_p): Return 2 for integer mode
6369 vector_all_ones_operand when SSE2 is enabled.
6370 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6371 (ix86_expand_vector_move): Do not check for negative values from
6372 standard_sse_constant_p.
6374 2009-08-06 Richard Guenther <rguenther@suse.de>
6376 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6377 array type comparisons frontend independent.
6378 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6379 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6380 out array reference lower bound and element size operands.
6381 (ao_ref_init_from_vn_reference): Properly compute the offset
6382 for ARRAY_RANGE_REF.
6383 (vn_reference_fold_indirect): Fill out array reference lower
6384 bound and element size operands.
6385 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6386 a non gimple valued reference operand which can happen for
6387 array reference lower bound or element size.
6388 (create_component_ref_by_pieces_1): Properly generate the
6389 element size operand for array references.
6391 2009-08-06 Richard Guenther <rguenther@suse.de>
6393 PR tree-optimization/40964
6394 * tree.c (iterative_hash_host_wide_int): Export.
6395 * tree.h (iterative_hash_host_wide_int): Declare.
6396 * tree-ssa-structalias.c (heapvar_map): New struct.
6397 (heapvar_map_eq): New function.
6398 (heapvar_map_hash): Likewise.
6399 (heapvar_lookup): Adjust.
6400 (heapvar_insert): Likewise.
6401 (make_constraint_from_heapvar): Allow multiple heap variables
6402 per decl at different offsets.
6403 (init_alias_heapvars): Adjust.
6405 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6407 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6408 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6409 trailing sync if TARGET_SYNC_AFTER_SC.
6411 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6413 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6414 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6415 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6416 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6417 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6418 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6419 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6420 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6421 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6422 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6423 the prototype declaration match the definition.
6424 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6425 instructions explicitly. Add barrier_before and operands
6427 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6428 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6429 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6430 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6431 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6432 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6434 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6436 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6438 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6439 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6442 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6445 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6447 PR rtl-optimization/40924
6448 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6449 make sure canon_rtx (mem_address) isn't simpler than
6450 canon_rtx (expanded_mem_address).
6452 2009-08-05 Li Feng <nemokingdom@gmail.com>
6454 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6456 (build_scop_drs): Build alias set for each SCoP.
6458 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6460 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6461 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6462 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6463 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6464 (BASE_DRIVER_SELF_SPECS): Likewise.
6466 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6468 * tree-ssa-alias.c: Fix some comment typos.
6470 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6472 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6473 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6475 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6478 * simplify-rtx.c (simplify_binary_operation_1): Disable
6479 simplifications for decimal float operations.
6481 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6484 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6485 operand of INDIRECT_REF.
6487 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6489 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6490 constants referencing TLS symbols.
6492 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6494 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6495 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6497 2009-08-03 Richard Guenther <rguenther@suse.de>
6499 * tree.c (make_vector_type): Build a main variant first,
6500 get the canonical one and then build the variant.
6501 * tree-ssa.c (useless_type_conversion_p_1): Handle
6503 (useless_type_conversion_p): Conversions to pointers to
6504 incomplete record types are useless.
6506 2009-08-03 Richard Guenther <rguenther@suse.de>
6508 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6509 file will be created.
6510 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6511 * toplev.c (compile_file): Adjust comment.
6513 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6515 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6516 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6517 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6518 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6519 (sh_promote_function_mode): Fix typo.
6521 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6523 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6525 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6527 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6528 declaration arguments.
6530 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6532 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6533 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6534 (ix86_split_ashl): Ditto.
6535 (ix86_expand_vector_init_one_nonzero): Ditto.
6536 (ix86_expand_vector_set): Ditto.
6537 (ix86_expand_reduc_v4sf): Ditto.
6539 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6541 * explow.c (promote_function_mode): Remove assert.
6542 * config/sh/sh.c (sh_promote_function_mode): Declare.
6544 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6546 * config/pa/pa.c (pa_promote_function_mode): Declare.
6547 Change to static. Fix promote_mode call.
6549 * gthr-dce.h (CONST_CAST2): Define if not defined.
6550 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6552 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6554 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6556 * expr.c (store_constructor): Use promote_decl_mode. Remove
6557 now write-only variable unsignedp.
6558 (expand_expr_real_1): Use promote_decl_mode.
6559 * expr.h (promote_function_mode, promote_decl_mode): New.
6560 (promote_mode): Remove last argument.
6561 * function.c (assign_temp): Drop last argument of promote_mode.
6562 (assign_parm_find_data_types): Use promote_function_mode.
6563 (assign_parm_setup_reg): Likewise.
6564 (expand_function_end): Use promote_function_mode.
6565 * calls.c (initialize_argument_information): Use promote_function_mode.
6566 (precompute_arguments): Use promote_mode instead of checking if
6567 only PROMOTE_FUNCTION_MODE is defined.
6568 (expand_call): When making sibcall decisions, use promote_function_mode.
6569 Below, remove an if for targetm.calls.promote_function_return and
6570 and use promote_function_mode.
6571 (emit_library_call_value_1): Use promote_function_mode, fix bug
6572 where promote_mode was passed FOR_CALL == 0 for a return value in an
6574 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6575 * explow.c (promote_function_mode, promote_decl_mode): New.
6576 (promote_mode): Keep only the FOR_CALL == 0 case.
6577 * combine.c (setup_incoming_promotion): Remove test of
6578 promote_function_args. Use promote_function_mode.
6579 * stmt.c (expand_value_return): Use promote_decl_mode.
6580 (expand_decl): Use promote_decl_mode.
6582 * expr.c (store_constructor): Use promote_decl_mode. Remove
6583 now write-only variable unsignedp.
6584 (expand_expr_real_1): Use promote_decl_mode.
6585 * expr.h (promote_function_mode, promote_decl_mode): New.
6586 (promote_mode): Remove last argument.
6587 * function.c (assign_temp): Drop last argument of promote_mode.
6588 (assign_parm_find_data_types): Use promote_function_mode.
6589 (assign_parm_setup_reg): Likewise.
6590 (expand_function_end): Use promote_function_mode.
6591 * calls.c (initialize_argument_information): Use promote_function_mode.
6592 (precompute_arguments): Use promote_mode instead of checking if
6593 only PROMOTE_FUNCTION_MODE is defined.
6594 (expand_call): When making sibcall decisions, use promote_function_mode.
6595 Below, remove an if for targetm.calls.promote_function_return and
6596 and use promote_function_mode.
6597 (emit_library_call_value_1): Use promote_function_mode, fix bug
6598 where promote_mode was passed FOR_CALL == 0 for a return value in an
6600 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6601 * explow.c (promote_function_mode, promote_decl_mode): New.
6602 (promote_mode): Keep only the FOR_CALL == 0 case.
6603 * combine.c (setup_incoming_promotion): Remove test of
6604 promote_function_args. Use promote_function_mode.
6605 * stmt.c (expand_value_return): Use promote_decl_mode.
6606 (expand_decl): Use promote_decl_mode.
6608 * explow.c (promote_function_mode): Just call the target hook.
6609 * targhooks.c (default_promote_function_mode,
6610 default_promote_function_mode_always_promote): New.
6611 * targhooks.h (default_promote_function_mode,
6612 default_promote_function_mode_always_promote): Declare.
6613 * target.h (promote_function_args, promote_function_return): Remove.
6614 (promote_function_mode): New.
6615 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6616 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6617 (TARGET_PROMOTE_FUNCTION_MODE): New.
6618 (TARGET_CALLS): Adjust.
6619 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6620 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6622 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6623 * config/s390/s390.c (s390_promote_function_mode): ... here,
6624 with pointer handling.
6625 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6626 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6628 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6629 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6630 with pointer handling.
6631 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6632 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6634 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6635 * config/sh/sh.c (sh_promote_function_mode): New.
6636 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6637 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6639 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6640 * config/cris/cris.c (cris_promote_function_mode): ... here.
6641 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6642 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6644 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6645 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6646 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6647 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6649 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6650 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6651 complex type handling.
6652 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6653 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6655 * config/pa/pa.c (pa_promote_function_mode): New.
6656 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6657 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6659 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6660 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6661 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6662 * config/xtensa/xtensa.c: Likewise.
6663 * config/stormy16/stormy16.c: Likewise.
6664 * config/iq2000/iq2000.c: Likewise.
6665 * config/rs6000/rs6000.c: Likewise.
6666 * config/picochip/picochip.c: Likewise.
6667 * config/arc/arc.c: Likewise.
6668 * config/mcore/mcore.c: Likewise.
6669 * config/score/score.c: Likewise.
6670 * config/mips/mips.c: Likewise.
6671 * config/bfin/bfin.c: Likewise.
6672 * config/ia64/ia64.c: Likewise (disabled though).
6674 * config/frv/frv.h: Remove pointless remark.
6676 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6677 TARGET_PROMOTE_FUNCTION_ARGS,
6678 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6679 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6681 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6683 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6684 -floop-parallelize-all.
6685 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6686 flag_loop_parallelize_all.
6687 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6688 * graphite.c (graphite_transform_loops): Same.
6690 * graphite-poly.c (apply_poly_transforms): Same.
6692 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6694 PR tree-optimization/40914
6695 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6696 if set, then check the delta field of the PMF record.
6697 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6698 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6699 call is stored in the delta.
6701 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6703 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6705 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6707 * config/i386/bsd.h (ASM_BYTE): New define.
6708 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6709 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6710 .byte. Use fputs or putc instead of fprintf where appropriate.
6711 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6712 fputs or putc instead of fprintf where appropriate.
6713 * config/i386/i386elf.h: Ditto.
6714 * config/i386/sysv4.h: Ditto.
6716 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6717 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6718 (*tls_global_dynamic_64): Ditto.
6720 2009-07-31 Christian Bruel <christian.bruel@st.com>
6722 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6724 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6726 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6727 Remove dead code for MINUS.
6729 2009-07-31 Anthony Green <green@moxielogic.com>
6731 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6733 (moxie_expand_epilogue): Ditto for epilogue.
6734 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6736 (moxie_function_arg): Ditto.
6737 (moxie_pass_by_reference): Ditto.
6738 (moxie_arg_partial_bytes): Ditto.
6739 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6740 (FUNCTION_ARG_ADVANCE) Ditto.
6741 (REG_PARM_STACK_SPACE) Ditto.
6742 (FUNCTION_ARG_REGNO_P) Dito.
6744 * config.gcc: Add moxie linux config support.
6745 * gcc/config/moxie/uclinux.h: New file.
6747 2009-07-31 DJ Delorie <dj@redhat.com>
6749 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6750 (UNSPECV_SP_SWITCH_E): New.
6751 (sp_switch_1): Change to an unspec.
6752 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6754 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6755 reference the new stack's address
6757 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6759 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6760 graphite-clast-to-gimple.o, graphite-dependences.o,
6761 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6762 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6763 (graphite-blocking.o,
6764 graphite-clast-to-gimple.o, graphite-dependences.o,
6765 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6766 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6767 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6768 * cfgloop.h (struct loop): Add can_be_parallel field.
6769 * common.opt (fgraphite-identity): Moved up.
6770 (fgraphite-force-parallel): New flag.
6771 * graphite.c: Rewrite.
6772 * graphite.h: Rewrite.
6773 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6775 * toplev.c (graphite_out_file): New file descriptor.
6776 (graphite_in_file): New.
6777 (process_options): flag_graphite_force_parallel cannot be used without
6779 * tree-ssa-loop.c: Include toplev.h.
6780 (gate_graphite_transforms): Enable flag_graphite for
6781 flag_graphite_force_parallel.
6783 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6785 * ChangeLog.graphite: New.
6786 * graphite-blocking.c: New.
6787 * graphite-clast-to-gimple.c: New.
6788 * graphite-clast-to-gimple.h: New.
6789 * graphite-dependences.c: New.
6790 * graphite-dependences.h: New.
6791 * graphite-interchange.c: New.
6792 * graphite-poly.c: New.
6793 * graphite-poly.h: New.
6794 * graphite-ppl.c: New.
6795 * graphite-ppl.h: New.
6796 * graphite-scop-detection.c: New.
6797 * graphite-scop-detection.h: New.
6798 * graphite-sese-to-poly.c: New.
6799 * graphite-sese-to-poly.h: New.
6803 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6805 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6806 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6808 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6810 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6811 (scev_is_linear_expression): Return false if the evolution is not
6812 affine multivariate.
6814 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6816 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6817 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6819 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6821 * tree-data-ref.c (debug_data_references): New.
6822 (debug_data_reference): New.
6823 * tree-data-ref.h (debug_data_references): Declared.
6824 (debug_data_reference): Declared.
6826 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6828 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6829 * tree-data-ref.h (scop_p): Removed.
6830 (struct data_reference): Remove field scop.
6832 (stmt_simple_memref_p): Removed.
6834 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6836 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6837 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6840 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6842 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6844 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6846 * doc/invoke.texi (-fgraphite-identity): Documented.
6848 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6850 * tree-scalar-evolution.c: Fix comment.
6851 (instantiate_scev_1): Return unknow from scev instantiation if the
6852 result is not above instantiate_below.
6854 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6856 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6857 static anymore. Instantiate the symbols that may have been introduced
6859 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6862 2009-07-30 DJ Delorie <dj@redhat.com>
6864 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6865 .vliw directive to VLIW sections.
6867 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6869 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6871 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6872 (AUTOHEADER): New variable.
6873 ($(srcdir)/cstamp-h.in): Use it.
6875 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6876 Pat Haugen <pthaugen@us.ibm.com>
6877 Revital Eres <ERES@il.ibm.com>
6879 * config/rs6000/vector.md (VEC_F): Add VSX support.
6883 (vector_load_<mode>): Ditto.
6884 (vector_store_<mode>): Ditto.
6885 (vector GPR move split): Ditto.
6886 (vec_reload_and_plus_<mptrsize>): Ditto.
6887 (vec_reload_and_reg_<mptrsize>): Ditto.
6888 (add<mode>3): Ditto.
6889 (sub<mode>3): Ditto.
6890 (mul<mode>3): Ditto.
6891 (neg<mode>2): Ditto.
6892 (abs<mode>2): Ditto.
6893 (smin<mode>3): Ditto.
6894 (smax<mode>3): Ditto.
6895 (vector_eq<mode>): Ditto.
6896 (vector_gt<mode>): Ditto.
6897 (vector_ge<mode>): Ditto.
6898 (vector_gtu<mode>): Ditto.
6899 (vector_select_<mode>_uns): Ditto.
6900 (vector_eq_<mode>_p): Ditto.
6901 (vector_gt_<mode>_p): Ditto.
6902 (vector_ge_<mode>_p): Ditto.
6903 (vector_gtu_<mode>_p): Ditto.
6904 (cr6_test_for_zero): Ditto.
6905 (cr6_test_for_zero_reverse): Ditto.
6906 (cr6_test_for_lt): Ditto.
6907 (cr6_test_for_lt_reverse): Ditto.
6908 (xor<mode>3): Ditto.
6909 (ior<mode>3): Ditto.
6910 (and<mode>3): Ditto.
6911 (one_cmpl<mode>2): Ditto.
6912 (nor<mode>2): Ditto.
6913 (andc<mode>2): Ditto.
6914 (float<VEC_int<mode>2): Ditto.
6915 (unsigned_float<VEC_int><mode>2): Ditto.
6916 (fix_trunc<mode><VEC_int>2): Ditto.
6917 (fixuns_trunc<mode><VEC_int>2): Ditto.
6919 (vec_set<mode>): Ditto.
6920 (vec_extract<mode>): Ditto.
6921 (vec_interleave_highv4sf): Ditto.
6922 (vec_interleave_lowv4sf): Ditto.
6923 (vec_realign_load_<mode>): Ditto.
6924 (vec_shl_<mode>): Ditto.
6925 (vec_shr_<mode>): Ditto.
6926 (div<mode>3): New patterns for VSX.
6927 (vec_interleave_highv2df): Ditto.
6928 (vec_interleave_lowv2df): Ditto.
6929 (vec_pack_trunc_v2df): Ditto.
6930 (vec_pack_sfix_trunc_v2df): Ditto.
6931 (vec_pack_ufix_trunc_v2df): Ditto.
6932 (vec_unpacks_hi_v4sf): Ditto.
6933 (vec_unpacks_lo_v4sf): Ditto.
6934 (vec_unpacks_float_hi_v4si): Ditto.
6935 (vec_unpacks_float_lo_v4si): Ditto.
6936 (vec_unpacku_float_hi_v4si): Ditto.
6937 (vec_unpacku_float_lo_v4si): Ditto.
6938 (movmisalign<mode>): Ditto.
6939 (vector_ceil<mode>2): New patterns for vectorizing math library.
6940 (vector_floor<mode>2): Ditto.
6941 (vector_btrunc<mode>2): Ditto.
6942 (vector_copysign<mode>3): Ditto.
6944 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6945 predicate for setting the high bit in each word, used for copysign.
6947 * config/rs6000/ppc-asm.h (f19): Whitespace.
6948 (f32-f63): Define if VSX.
6949 (v0-v31): Define if Altivec.
6950 (vs0-vs63): Define if VSX.
6952 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6954 * config/rs6000/power7.md: New file, provide tuning parameters for
6957 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6958 (rs6000_cpu_cpp_builtins): Ditto.
6959 (altivec_overloaded_builtins): Ditto.
6960 (altivec_resolve_overloaded_builtin): Ditto.
6962 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6963 debug switch to disable vectorizing simple math builtin
6966 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6967 Vectorize simple math builtin functions.
6968 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6969 hook to vectorize math builtins.
6970 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6971 (rs6000_builtin_conversion): Add VSX/power7 support.
6972 (rs6000_builtin_vec_perm): Ditto.
6973 (vsplits_constant): Add support for loading up a vector constant
6974 with just the high bit set in each part.
6975 (rs6000_expand_vector_init): Add VSX/power7 support.
6976 (rs6000_expand_vector_set): Ditto.
6977 (rs6000_expand_vector_extract): Ditto.
6978 (rs6000_emit_move): Ditto.
6979 (bdesc_3arg): Ditto.
6980 (bdesc_2arg): Ditto.
6981 (bdesc_1arg): Ditto.
6982 (rs6000_expand_ternop_builtin): Ditto.
6983 (altivec_expand_builtin): Ditto.
6984 (rs6000_expand_unop_builtin): Ditto.
6985 (rs6000_init_builtins): Ditto.
6986 (altivec_init_builtins): Ditto.
6987 (builtin_function_type): Ditto.
6988 (rs6000_common_init_builtins): Ditto.
6989 (rs6000_handle_altivec_attribute); Ditto.
6990 (rs6000_mangle_type): Ditto.
6991 (rs6000_vector_mode_supported_p): Ditto.
6992 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6995 * config/rs6000/vsx.md: New file for VSX support.
6997 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6998 identifing values with just the most significant bit set.
6999 (enum rs6000_builtins): Add builtins for VSX. Add simple math
7000 vectorized builtins.
7002 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
7003 (UNSPEC_VRFIM): Delete.
7004 (splitter for loading up vector with most significant bit): New
7005 splitter for vectorizing copysign.
7006 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
7007 vectorizing simple math functions.
7008 (altivec_vrfip): Add support for vectorizing simple math functions.
7009 (altivec_vrfim): Ditto.
7010 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
7012 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
7013 (power7.md, vsx.md): Include for power7 support.
7014 (copysigndf3): Use VSX instructions if -mvsx.
7015 (negdf2_fpr): Ditto.
7016 (absdf2_fpr): Ditto.
7017 (nabsdf2_fpr): Ditto.
7018 (adddf3_fpr): Ditto.
7019 (subdf3_fpr): Ditto.
7020 (muldf3_fpr): Ditto.
7021 (divdf3_fpr): Ditto.
7022 (fix_truncdfdi2_fpr): Ditto.
7023 (cmpdf_internal1): Ditto.
7024 (fred, fred_fpr): Convert into expander/insn to add VSX support.
7025 (btruncdf2, btruncdf2_fpr): Ditto.
7026 (ceildf2, ceildf2_fpr): Ditto.
7027 (floordf2, floordf2_fpr): Ditto.
7028 (floatdidf2, floatdidf2_fpr): Ditto.
7029 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
7030 (fmsubdf4_fpr): Ditto.
7031 (fnmadddf4_fpr_1): Ditto.
7032 (fnmadddf4_fpr_2): Ditto.
7033 (fnmsubdf4_fpr_1): Ditto.
7034 (fnmsubdf4_fpr_2): Ditto.
7035 (fixuns_truncdfdi2): Add expander for VSX support.
7036 (fix_truncdfdi2): Ditto.
7037 (fix_truncdfsi2): Ditto.
7039 (btruncsf2): Whitespace.
7040 (movdf_hardfloat32): Add support for VSX registers.
7041 (movdf_softfloat32): Ditto.
7042 (movdf_hardfloat64): Ditto.
7043 (movdf_hardfloat64_mfpgpr): Ditto.
7044 (movdf_softfloat64): Ditto.
7045 (movti splitters): Add check for vector registers supporting
7046 TImode in the future.
7047 (bpermd): Add power7 bpermd instruction.
7049 * config/rs6000/altivec.h (vec_div): Define if VSX.
7053 (vec_nearbyint): Ditto.
7056 (all predicates): Use the generic builtin function, and not the V4SF
7057 specific function so that the predicates will work with VSX's V2DF.
7061 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
7062 Document new VSX functions and types.
7064 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
7067 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
7068 "wa", and "j" constraints. Modify "v" to talk about Altivec
7069 instead of just vector.
7071 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
7074 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
7075 location for phi arguments.
7076 (rewrite_update_phi_arguments): Find locations for reaching defs.
7077 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7078 Add location to add_phi_arg calls.
7079 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
7080 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
7081 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
7082 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
7083 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
7084 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
7085 * tree-phinodes.c (make_phi_node): Initialize location.
7086 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
7087 (add_phi_arg): Add location parameter.
7088 (remove_phi_arg_num): Move location when moving phi argument.
7089 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
7091 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
7092 slpeel_update_phi_nodes_for_guard1,
7093 slpeel_update_phi_nodes_for_guard2,
7094 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
7095 vect_loop_versioning): Set locations.
7096 * tree-parloops.c (create_phi_for_local_result,
7097 transform_to_exit_first_loop, create_parallel_loop): Add locations.
7098 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
7099 * tree-vect-loop.c (get_initial_def_for_induction,
7100 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
7102 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
7103 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
7104 (gimple_phi_arg_set_location): New. Set locus.
7105 (gimple_phi_arg_has_location): New. Check for locus.
7106 (redirect_edge_var_map_location): New. Return locus from var_map.
7107 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
7108 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
7109 combining PHI arguments.
7110 (cond_store_replacement): Set location.
7111 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
7112 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
7113 scop_add_exit_phis_edge): Add locations.
7114 * tree-cfgcleanup.c (remove_forwarder_block,
7115 remove_forwarder_block_with_phi): Add locations.
7116 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
7117 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
7119 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
7120 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
7121 flush_pending_stmts): Add source location.
7122 * lambda-code.c (perfect_nestify): Maintain location stack with argument
7123 stack to preserve locations.
7124 * tree-vect-stmts.c (vectorizable_load): Add location.
7125 * tree-inline.c (copy_phis_for_bb): Copy locus.
7126 (setup_one_parameter): Add call locus to inlined parameter stmts.
7127 (initialize_inlined_parameters): Pass in call location as parameter
7129 (tree_function_versioning): Pass location to setup_one_parameter.
7130 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
7131 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
7132 copy and edge lists.
7133 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
7134 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
7135 locus parameter and override the stmt default if provided.
7136 (new_elim_graph, clear_elim_graph, delete_elim_graph,
7137 elim_graph_add_edge, elim_graph_remove_succ_edge,
7138 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
7139 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
7140 eliminate_phi): Add locus info in elimination graph for each edge and
7142 (insert_backedge_copies): Copy locus if present.
7143 * tree-flow.h (struct _edge_var_map): Add locus field.
7144 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
7145 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
7146 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
7148 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
7150 2009-07-30 Martin Jambor <mjambor@suse.cz>
7152 PR tree-optimization/40570
7153 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
7156 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
7158 * ssa-loop-manip.c: Include langhooks.h.
7159 (rewrite_phi_with_iv): New.
7160 (rewrite_all_phi_nodes_with_iv): New.
7161 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7162 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
7163 * tree-parloops.c (loop_parallel_p): Move out all conditions
7164 except dependency check.
7165 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
7166 (gen_parallel_loop): Call canonicalize_loop_ivs without
7167 reduction_list argument.
7168 (build_new_reduction): New.
7169 (gather_scalar_reductions): New.
7170 (try_get_loop_niter): New.
7171 (try_create_reduction_list): New.
7172 (parallleize_loops): Change the parallel conditions check.
7173 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
7174 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
7176 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
7178 * opt-functions.awk (opt_args): Allow argument to be enclosed in
7180 * doc/options.texi (Option properties): Mention new quoting syntax.
7182 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7184 * config/alpha/alpha.c (alpha_start_function):
7185 Handle VMS_DEBUG_MAIN_POINTER
7186 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
7187 * doc/invoke.texi: Document -mdebug-main switch.
7189 2009-07-29 Richard Henderson <rth@redhat.com>
7191 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
7192 (cgraph_create_edge_including_clones): Likewise.
7193 * tree-inline.c (copy_bb): Operate on the correct edges
7194 when updating the callgraph.
7196 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7198 * config/alpha/vms-cc.c: Deleted.
7199 * config/alpha/vms-ld.c: Deleted.
7200 * config/alpha/t-vms64: Moved to config/vms
7201 * config/alpha/vms-crt0-64.c: Moved to config/vms
7202 * config/alpha/vms-crt0.c: Moved to config/vms
7203 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
7204 * config/alpha/vms-psxcrt0.c: Moved to config/vms
7205 * config/alpha/xm-vms.h: Moved to config/vms
7206 * config/alpha/x-vms: Moved to config/vms
7207 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
7209 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
7210 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
7212 * config/vms/t-vms64: Moved here from config/alpha
7213 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7214 (argc,argv,envp): Enforce 32bit malloc'ing.
7215 * config/vms/vms-psxcrt0-64.c: Likewise.
7216 * config/vms/vms-crt0.c: Moved here from config/alpha.
7217 * config/vms/vms-psxcrt0.c: Likewise.
7218 * config/vms/vms-crtl-64.h: New file.
7219 * config/vms/vms-crtl.h: New file.
7220 * config/vms/vms.opt: New file.
7221 * config/vms/xm-vms64.h: New file.
7222 * config/vms/xm-vms.h: Moved here from config/alpha.
7223 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7225 * config/vms/x-vms: Moved here from config/alpha.
7226 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7227 (vms-ld.o, vms-cc.o): Removed.
7228 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7230 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7232 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7233 correct stack (obvious VMS fix).
7235 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7237 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7238 date, version info if VMS_DEBUGGING_INFO defined.
7239 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7240 size, date calculating code moved here.
7242 2009-07-29 Paul Brook <paul@codesourcery.com>
7244 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7247 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7250 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7251 to DImode when generating insq_le insn.
7253 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7255 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7256 New macro set for VMS_DEBUGGGING_INFO.
7257 (AT_string_form): Use it.
7259 2009-07-28 DJ Delorie <dj@redhat.com>
7261 * config/mep/mep.c (vtext_section): New.
7262 (vftext_section): New.
7263 (ftext_section): New.
7264 (mep_select_section): Add support for functions.
7265 (mep_unique_section): Likewise.
7266 (mep_asm_init_sections): Likewise.
7267 (mep_encode_section_info): Remove it from here.
7269 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7271 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7273 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7274 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7276 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7278 * dwarf2out.c (output_file_names): Test new macro
7279 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7280 (add_comp_dir_attribute): Likewise.
7282 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7284 * config/i386/mingw-w64.h (LINK_SPEC): Add
7285 separating space between commands.
7287 2009-07-28 Jan Hubicka <jh@suse.cz>
7289 PR tree-optimization/40759
7290 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7293 2009-07-27 DJ Delorie <dj@redhat.com>
7295 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7296 types are dword-aligned.
7297 (mep_expand_va_start): Likewise.
7299 2009-07-27 Olivier Hainque <hainque@adacore.com>
7300 Douglas B Rupp <rupp@gnat.com>
7302 * convert.c (convert_to_pointer): Don't assume the target
7303 pointer type is POINTER_SIZE long. Fetch its precision instead.
7305 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7307 * system.h (fopen): Undefine if macro.
7309 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7311 * dwarf2out.c (output_cfi_p): Removed.
7312 (output_cfis): New function.
7313 (output_fde): New function, split from output_call_frame_info.
7314 (output_call_frame_info): Use it.
7315 (dwarf2out_switch_text_section): Use output_cfis.
7317 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7319 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7320 TARGET_BI_ARCH is specified without enabling SJLJ.
7321 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7322 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7324 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7326 * arm.md (negdi2): Use DImode if forcing a value into a register.
7328 2009-07-26 Ira Rosen <irar@il.ibm.com>
7330 PR tree-optimization/40801
7331 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7332 of vector operand from the previous copy of vector statement.
7333 Pass the correct definition type value to
7334 vect_get_vec_def_for_stmt_copy().
7336 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7338 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7339 const char ** conversion.
7341 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7343 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7344 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7345 (gcc_unreachable): Invoke __builtin_unreachable() if
7346 !ENABLE_ASSERT_CHECKING.
7348 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7350 PR rtl-optimization/40445
7351 * emit-rtl.c (next_nonnote_insn_bb): New function.
7352 * rtl.h (next_nonnote_insn_bb): Declare new function.
7353 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7354 with no successors that is the successor of the ENTRY_BLOCK.
7355 Continue from the top after removing an empty fallthrough block.
7356 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7357 of next_nonnote_insn.
7359 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7361 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7363 2009-07-25 Martin Jambor <mjambor@suse.cz>
7365 * c-common.c (c_common_attribute_table): New element for noclone.
7366 (handle_noclone_attribute): New function. Forward-declare.
7367 * tree-inline.c (tree_versionable_function_p): Check for noclone
7369 * doc/extend.texi (Labels as Values): Document need for noclone.
7370 (Function Attributes): Document noclone attribute.
7372 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7374 PR rtl-optimization/34999
7375 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7376 and dw_fde_switched_cold_to_hot fields.
7377 (output_cfi_p): New function.
7378 (output_call_frame_info): If fde->dw_fde_switched_sections,
7379 output 2 FDEs instead of one with corrupted header.
7380 (dwarf2out_do_cfi_startproc): New function.
7381 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7382 and fde->dw_fde_switched_cold_to_hot.
7383 (dwarf2out_switch_text_section): Compute
7384 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7385 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7386 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7387 Otherwise, compute fde->dw_fde_switch_cfi.
7389 2009-07-24 Cary Coutant <ccoutant@google.com>
7391 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7393 2009-07-24 Cary Coutant <ccoutant@google.com>
7395 * cfghooks.c (split_block): Copy discriminator to new block.
7396 * tree-cfg.c (assign_discriminator): Check location of last
7397 instruction in block as well as first.
7399 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7401 * config/i386/linux.c: Use fputs or putc instead of fprintf
7403 * config/i386/gas.h: Ditto.
7404 * config/i386/x86-64.h: Ditto.
7405 * config/i386/att.h: Ditto.
7407 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7409 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7412 2009-07-24 Martin Jambor <mjambor@suse.cz>
7414 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7415 (ipa_push_func_to_list_1): Declare.
7416 (ipa_push_func_to_list): New function.
7418 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7419 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7420 (ipa_push_func_to_list): Removed.
7421 (ipa_pop_func_from_list): Clear node_enqueued flag.
7423 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7425 * config/s390/s390.c (override_options): Default
7426 max-unrolled-insns to 100 for z10 tuning.
7428 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7430 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7431 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7432 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7433 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7434 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7435 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7436 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7438 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7440 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7441 use default set in mingw32.h header.
7442 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7443 64-bit /mingw/include path.
7444 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7447 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7449 PR rtl-optimization/40209
7450 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7452 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7454 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7455 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7456 with the rest of string where appropriate. Use fputs or putc
7457 instead of fprintf where appropriate.
7459 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7460 Pat Haugen <pthaugen@us.ibm.com>
7461 Revital Eres <ERES@il.ibm.com>
7463 * config/rs6000/vector.md: New file. Move most of the vector
7464 expander support here from altivec.md to allow for the VSX vector
7465 unit in the future. Add support for secondary_reload patterns.
7466 Rewrite the patterns for vector comparison, and vector comparison
7467 predicate instructions so that the RTL expresses the desired
7468 behavior, instead of using unspec.
7470 * config/rs6000/constraints.md ("f" constraint): Use
7471 rs6000_constraints to hold the precalculated register class.
7472 ("d" constraint): Ditto.
7473 ("wd" constraint): New constraint for VSX.
7474 ("wf" constraint): Ditto.
7475 ("ws" constraint): Ditto.
7476 ("wa" constraint): Ditto.
7477 ("wZ" constraint): Ditto.
7478 ("j" constraint): Ditto.
7480 * config/rs6000/predicates.md (vsx_register_operand): New
7482 (vfloat_operand): New predicate for vector.md.
7483 (vint_operand): Ditto.
7484 (vlogical_operand): Ditto.
7485 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7486 (easy_vector_constant): Add VSX support.
7487 (altivec_indexed_or_indirect_operand): New predicate for
7488 recognizing Altivec style memory references with AND -16.
7490 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7491 for vector secondary reload support.
7492 (rs6000_vector_reg_class): Delete, replacing it with
7494 (rs6000_vsx_reg_class): Ditto.
7495 (rs6000_constraints): New array to hold the register classes of
7496 each of the register constraints that can vary at runtime.
7497 (builtin_mode_to_type): New static array for builtin function type
7499 (builtin_hash_table): New static hash table for builtin function
7501 (TARGET_SECONDARY_RELOAD): Define target hook.
7502 (TARGET_IRA_COVER_CLASSES): Ditto.
7503 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7504 registers are 128 bits if VSX memory reference instructions are used.
7505 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7507 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7508 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7509 Print several of the scheduling related parameters.
7510 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7511 rs6000_constraints instead of rs6000_vector_reg_class. Move
7512 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7513 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7514 Altivec. Add VSX support. Setup for secondary reload support on
7515 Altivec/VSX registers.
7516 (rs6000_override_options): Make power7 set the scheduling groups
7517 like the power5. Add support for new debug switches to override
7518 the scheduling defaults. Temporarily disable -mcpu=power7 from
7519 setting -mvsx. Add support for debug switches -malways-hint,
7520 -msched-groups, and -malign-branch-targets.
7521 (rs6000_buitlin_conversion): Add support for returning unsigned
7522 vector conversion functions to fix regressions due to stricter
7524 (rs6000_builtin_mul_widen_even): Ditto.
7525 (rs6000_builtin_mul_widen_odd): Ditto.
7526 (rs6000_builtin_vec_perm): Ditto.
7527 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7528 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7530 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7532 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7533 VSX types for bit operations. Changes to accomidate vector.md.
7534 (bdesc_2arg): Ditto.
7535 (bdesc_1arg): Ditto.
7536 (struct builtin_description_predicates): Rewrite predicate
7537 handling so that RTL describes the operation, instead of passing
7538 the instruction to be used as a string argument.
7539 (bdesc_altivec_preds): Ditto.
7540 (altivec_expand_predicate_builtin): Ditto.
7541 (altivec_expand_builtin): Ditto.
7542 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7543 statement for vsldoi support.
7544 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7545 (altivec_expand_st_builtin): Ditto.
7546 (paired_expand_builtin): Whitespace changes.
7547 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7548 builtin_mode_to_type table for secondary reload. Call
7549 builtin_function_type to build random builtin functions.
7550 (altivec_init_builtins): Change to use builtin_function_type to
7551 create builtin function types dynamically as we need them.
7552 (builtin_hash_function): New support for hashing the tree types
7553 for builtin function as we need it, rather than trying to build
7554 all of the trees that we need. Add initial preliminary VSX support.
7555 (builtin_function_type): Ditto.
7556 (builtin_function_eq): Ditto.
7557 (builtin_hash_struct): Ditto.
7558 (rs6000_init_builtins): Ditto.
7559 (rs6000_common_init_builtins): Ditto.
7560 (altivec_init_builtins): Ditto.
7561 (rs6000_common_init_builtins): Ditto.
7562 (enum reload_reg_type): New enum for simplifing reg classes.
7563 (rs6000_reload_register_type): Simplify register classes into GPR,
7564 Vector, and other registers. Altivec and VSX addresses in reload.
7565 (rs6000_secondary_reload_inner): Ditto.
7566 (rs6000_ira_cover_classes): New target hook, that returns the
7567 appropriate cover classes, based on -mvsx being used or not.
7568 (rs6000_secondary_reload_class): Add VSX support.
7569 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7570 (get_vsel_insn): Ditto.
7571 (rs6000_emit_vector_compare): Rewrite vector conditional support
7572 so that where we can, we use RTL operators, instead of blindly use
7574 (rs6000_emit_vector_select): Ditto.
7575 (rs6000_emit_vector_cond_expr): Ditto.
7576 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7577 (create_TOC_reference): Add -mdebug=addr support.
7578 (emit_frame_save): VSX loads/stores need register indexed addressing.
7580 * config/rs6000/rs6000.md: Include vector.md.
7582 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7584 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7585 support for V2DI, V2DF in logical, permute, select operations.
7587 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7588 switch for vsx/power7.
7589 (-mvsx-scalar-memory): Ditto.
7590 (-mvsx-align-128): Ditto.
7591 (-mallow-movmisalign): Ditto.
7592 (-mallow-df-permute): Ditto.
7593 (-msched-groups): Ditto.
7594 (-malways-hint): Ditto.
7595 (-malign-branch-targets): Ditto.
7597 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7599 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7600 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7601 (rs6000_vector_reg_class): Delete.
7602 (rs6000_vsx_reg_class): Ditto.
7603 (enum rs6000_reg_class_enum): New enum for the constraints that
7604 vary based on target switches.
7605 (rs6000_constraints): New array to hold the register class for all
7606 of the register constraints that vary based on the switches used.
7607 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7608 (enum rs6000_builtins): Add unsigned varients for the builtin
7609 declarations returned by target hooks for expanding multiplies,
7610 select, and permute operations. Add VSX builtins.
7611 (enum rs6000_builtin_type_index): Add entries for VSX.
7612 (V2DI_type_node): Ditto.
7613 (V2DF_type_node): Ditto.
7614 (unsigned_V2DI_type_node): Ditto.
7615 (bool_long_type_node): Ditto.
7616 (intDI_type_internal_node): Ditto.
7617 (uintDI_type_internal_node): Ditto.
7618 (double_type_internal_node): Ditto.
7620 * config/rs6000/altivec.md (whole file): Move all expanders to
7621 vector.md from altivec.md. Rename insn matching functions to be
7623 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7624 (altivec_vcmp*): Ditto.
7625 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7626 (VM): New iterator for moves that includes the VSX types.
7627 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7628 (altivec_vperm_<mode>_uns): New, for unsigned types.
7629 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7630 (altivec_eq<mode>): Ditto.
7631 (altivec_gt<mode>): Ditto.
7632 (altivec_gtu<mode>): Ditto.
7633 (altivec_eqv4sf): Ditto.
7634 (altivec_gev4sf): Ditto.
7635 (altivec_gtv4sf): Ditto.
7636 (altivec_vcmpbfp_p): Ditto.
7638 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7640 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7643 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7646 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7647 ASM_SHORT instead of .word.
7648 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7649 instead of .word in asm template.
7651 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7654 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7655 (process_bb_node_lives): Use it.
7657 * ira.c (setup_cover_and_important_classes): Don't setup
7658 ira_important_class_nums. Add cover classes to the end of
7660 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7662 (find_reg_class_closure): Use reorder_important_classes.
7664 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7666 * config/i386/i386.c (i386_ira_cover_classes): New function.
7667 (TARGET_IRA_COVER_CLASSES): Redefine.
7669 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7670 importance of order of cover classes in the array.
7672 2009-07-22 Diego Novillo <dnovillo@google.com>
7674 * tree-pass.h (TDF_EH): Define.
7675 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7676 contains TDF_EH, print the EH region number holding GS.
7677 * tree-dump.c (dump_options): Add "eh".
7678 * doc/invoke.texi: Document it.
7680 2009-07-22 Doug Kwan <dougkwan@google.com>
7682 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7684 2009-07-22 Michael Matz <matz@suse.de>
7686 PR tree-optimization/35229
7687 PR tree-optimization/39300
7689 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7690 (inhibit_phi_insertion): New function.
7691 (insert_into_preds_of_block): Call it for REFERENCEs.
7692 (init_pre): Initialize and finalize scalar evolutions.
7693 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7695 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7697 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7698 Use CONST_VECTOR_NUNITS to determine number of elements.
7700 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7702 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7703 (U, W): Constraints are now deprecated and will be removed if we
7705 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7707 ("prefetch"): Add the stcmh instruction for prefetching.
7708 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7710 (s390_short_displacement): Return always true if compiling for
7711 machines not providing the long displacement facility.
7712 (s390_mem_constraint): Support the new constraint letter Z.
7713 (s390_check_qrst_address): New function.
7715 2009-07-21 DJ Delorie <dj@redhat.com>
7717 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7720 2009-07-21 Jason Merrill <jason@redhat.com>
7722 * c-common.c (max_tinst_depth): Increase default to 1024.
7724 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7726 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7727 (vec_unpacku_float_lo_v4si): Ditto.
7729 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7732 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7733 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7734 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7735 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7737 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7739 PR tree-optimization/40813
7740 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7743 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7745 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7746 with a NOP_EXPR if needed.
7748 2009-07-21 Paul Brook <paul@codesourcery.com>
7750 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7751 Terminate debug dump with newline.
7753 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7755 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7756 Cast "1" to unsigned HOST_WIDE_INT.
7757 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7758 deposit length to the maximum length - lsb. Extend length if
7759 HOST_BITS_PER_WIDE_INT is 32.
7761 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7763 * cgraph.h (constant_pool_htab): New function.
7764 (constant_descriptor_tree): Move from varasm.c.
7765 * varasm.c (constant_pool_htab): New function.
7766 (constant_descriptor_tree): Move to cgraph.h.
7768 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7770 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7772 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7774 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7777 2009-07-20 Xinliang David Li <davidxl@google.com>
7779 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7781 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7783 * config/mips/mips.md (move_type): Add arith.
7784 (type): Handle arith.
7785 (zero_extendsidi2): Rename this into ...
7786 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7787 (zero_extendsidi2): New expander.
7788 (*zero_extendsidi2_dext): New pattern.
7790 2009-07-20 Nick Clifton <nickc@redhat.com>
7792 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7793 to set MIPS_ABI_DEFAULT.
7794 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7796 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7798 * tree-object-size.c (addr_object_size): Handle unions with
7799 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7801 PR tree-optimization/40792
7802 * tree.c (build_function_type_skip_args): Remove bogus assert.
7804 2009-07-20 Jan Hubicka <jh@suse.cz>
7805 Martin Jambor <mjambor@suse.cz>
7807 * cgraph.h (combined_args_to_skip): New field.
7808 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7809 combined_args_to_skip and args_to_skip.
7810 * tree-inline.c (update_clone_info): New function.
7811 (tree_function_versioning): Call update_clone_info.
7812 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7814 (cgraph_materialize_all_clones): More extensive dumping, working
7815 with combined_args_to_skip rather than args_to_skip.
7817 2009-07-20 Ira Rosen <irar@il.ibm.com>
7819 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7820 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7821 (get_initial_def_for_reduction): Likewise.
7822 (vectorizable_reduction): Skip the check of first operand in case
7823 of COND_EXPR. Add check that it is outer loop vectorization if
7824 nested cycle was detected. Call vectorizable_condition() for
7825 COND_EXPR. If reduction epilogue cannot be created do not fail for
7826 nested cycles (if it is not double reduction). Assert that there
7827 is only one type in the loop in case of COND_EXPR. Call
7828 vectorizable_condition() to vectorize COND_EXPR.
7829 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7830 Add parameters. Allow nested cycles if called from
7831 vectorizable_reduction(). Use reduction vector variable if provided.
7832 (vect_analyze_stmt): Call vectorizable_reduction() before
7833 vectorizable_condition().
7834 (vect_transform_stmt): Update call to vectorizable_condition().
7836 2009-07-20 Christian Bruel <christian.bruel@st.com>
7838 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7839 * doc/invoke.texi (-mfmovd): Likewise.
7840 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7842 2009-07-20 Jan Hubicka <jh@suse.cz>
7844 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7845 when handling SSA name.
7847 2009-07-19 Jan Hubicka <jh@suse.cz>
7849 PR tree-optimization/40676
7850 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7851 virtual PHIs in empty BBs.
7853 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7855 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7856 re-expanded the compound use gen_lowpart instead to convert to the
7859 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7861 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7862 OUTER_CONST arguments.
7863 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7864 the new wider mode will be masked off.
7865 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7867 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7869 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7870 high-order bits are zero.
7872 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7874 * combine.c (simplify_shift_const_1): Split code to determine
7876 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7877 new bits shifted in are identical to the old sign bit.
7879 2009-07-18 Richard Guenther <rguenther@suse.de>
7882 * gimplify.c (gimplify_call_expr): Reject code using results from
7883 functions returning void.
7885 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7887 * doc/md.texi: Document the new PowerPC "es" constraint.
7888 Document that "m" can include automodified addresses on this target,
7889 and explain how %U must be used. Extend the "Q" and "Z" documentation
7890 to suggest "es" as well as "m".
7891 * config/rs6000/constraints.md (es): New memory constraint.
7892 (Q, Z): Update strings to match new documentation.
7894 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7896 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7897 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7898 * config/rs6000/predicates.md (volatile_mem_operand): Use
7899 offsettable_nonstrict_memref_p.
7900 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7901 (*floatunssidf2_internal): Likewise.
7902 (*fix_truncdfsi2_internal): Likewise.
7903 (*fix_trunctfsi2_internal): Likewise.
7905 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7907 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7909 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7911 2009-07-17 Richard Guenther <rguenther@suse.de>
7914 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7915 (pass_warn_unused_result): Likewise.
7916 (TODO_set_props): Remove.
7917 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7919 (pass_diagnose_omp_blocks): Define.
7920 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7921 (c_gimple_diagnostics_recursively): Remove.
7922 (finish_function): Do not call it.
7923 (c_write_global_declarations): Continue after errors.
7924 Finalize the CU here.
7925 * c-gimplify.c (c_genericize): Do not gimplify here.
7926 * c-common.c (c_warn_unused_result): Move ...
7927 * tree-cfg.c (do_warn_unused_result): ... here.
7928 (run_warn_unused_result): New function.
7929 (gate_warn_unused_result): New function.
7930 (pass_warn_unused_result): New pass.
7931 * c-common.h (c_warn_unused_result): Remove.
7932 * flags.h (flag_warn_unused_result): Declare.
7933 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7934 * opts.c (flag_warn_unused_result): Initialize to false.
7935 * toplev.c (compile_file): Add comment.
7936 * omp-low.c (create_omp_child_function): Do not register
7937 the function with the frontend.
7938 (diagnose_omp_structured_block_errors): Prepare to be
7939 called as optimization pass.
7940 (gate_diagnose_omp_blocks): New function.
7941 (pass_diagnose_omp_blocks): New pass.
7942 * cgraph.h (cgraph_optimize): Remove.
7943 (cgraph_analyze_function): Likewise.
7944 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7945 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7946 before their parents here.
7947 (cgraph_finalize_function): Not here.
7948 (cgraph_analyze_function): Gimplify functions here.
7949 (cgraph_finalize_compilation_unit): Continue after errors.
7950 Optimize the callgraph from here.
7951 (cgraph_optimize): Make static.
7952 * langhooks.c (write_global_declarations): Finalize the CU.
7953 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7954 (gimplify_function_tree): Assert we gimplify only once.
7955 Set PROP_gimple_any property.
7956 * tree-nested.c (gimplify_all_functions): New function.
7957 (lower_nested_functions): Gimplify all nested functions.
7958 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7959 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7960 and pass_diagnose_omp_blocks after gimplification. Do not
7961 set TODO_set_props on all_lowering_passes.
7962 (execute_one_pass): Do not handle TODO_set_props.
7963 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7964 (gimplify.o): Add tree-pass.h dependency.
7965 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7966 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7967 (unsave_r): Likewise.
7968 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7971 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7973 * doc/service.texi (Service): Restore previously removed link,
7974 which isn't broken after all.
7976 2009-07-17 Richard Guenther <rguenther@suse.de>
7978 PR tree-optimization/40321
7979 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7980 PHI nodes to the maximal set.
7981 (make_values_for_phi): Add PHI arguments to the maximal set.
7982 (execute_pre): Dump PHI_GEN and the maximal set.
7984 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7987 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7990 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7992 * doc/extend.texi (Nested Functions): Replace broken link with
7994 * doc/service.texi (Service): Remove broken link.
7996 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7999 * builtins.c (expand_builtin_memcmp): Use loc instead of
8000 EXPR_LOCATION (exp).
8001 (expand_builtin_strncmp): Likewise.
8003 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
8004 Manuel López-Ibáñez <manu@gcc.gnu.org>
8007 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
8008 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
8009 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
8010 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
8011 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
8012 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
8013 tree-inline.c, c-common.c, c-common.h, gimple.c,
8014 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
8015 convert.c: Add location argument to fold_{unary,binary,ternary},
8016 fold_build[123], build_call_expr, build_size_arg,
8017 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
8018 fold_build1_initializer, fold_build2_initializer,
8019 fold_build3_initializer, fold_build_call_array,
8020 fold_build_call_array_initializer, fold_single_bit_test,
8021 omit_one_operand, omit_two_operands, invert_truthvalue,
8022 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
8023 combine_comparisons, fold_builtin_*, fold_call_expr,
8024 build_range_check, maybe_fold_offset_to_address, round_up,
8027 2009-07-16 Jason Merrill <jason@redhat.com>
8030 * c-common.c (c_common_reswords): Add __is_standard_layout
8032 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
8033 * doc/implement-cxx.texi: New.
8034 * doc/gcc.texi: Include it.
8036 2009-07-16 DJ Delorie <dj@redhat.com>
8038 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
8039 compares that may be indirectly affected by previous instructions.
8041 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8043 * builtins.c (do_mpc_arg2): New.
8044 (fold_builtin_2): Fold builtin cpow.
8045 * real.h (HAVE_mpc_pow): New.
8047 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
8049 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
8050 comparison to skip unprofitable schedule
8052 2009-07-16 Simon Baldwin <simonb@google.com>
8054 * gcc.c (option_map): New flag -no-canonical-prefixes.
8055 * (display_help): Print help text for new flag.
8056 * (process_command): Move options translation and language specifics
8057 and handle new flag early. Use it to set a function pointer to a
8058 prefix builder. Replace make_relative_prefix calls with calls to
8059 the function pointed to. Ignore new flag in regular options handling.
8060 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
8062 2009-07-15 DJ Delorie <dj@redhat.com>
8064 * config/mep/mep.md (sibcall_internal): Change register to avoid
8066 (sibcall_value_internal): Likewise.
8068 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
8070 PR rtl-optimization/40710
8071 * resource.c (mark_target_live_regs): Reset DF problem to LR.
8073 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
8075 * config/mips/mips.md (*extenddi_truncate<mode>,
8076 *extendsi_truncate<mode>): Change type attribute to move_type
8077 with shift_shift. Split out code handling exts from here ...
8078 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
8080 (*extendhi_truncateqi): Change type attribute to move_type with
8081 shift_shift. Split out code handling exts from here ...
8082 (*extendhi_truncateqi_exts): ... to this new pattern.
8084 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
8086 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
8087 instead of "and" with inverted sign bit mask value. Use
8088 "nonimmediate_operand" for operand 1 and operand 2 predicate.
8089 Allocate registers only for operand 4 and operand 5.
8091 2009-07-15 Jakub Jelinek <jakub@redhat.com>
8094 * fold-const.c (fold_cond_expr_with_comparison): When folding
8095 < and <= to MIN, make sure the MIN uses the same type as the
8096 comparison's operands.
8098 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
8100 * arm.md (ior_xor): New code iterator.
8101 (split for ior/xor with shift and zero-extend): New split pattern.
8102 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
8104 2009-07-15 Richard Guenther <rguenther@suse.de>
8106 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
8109 2009-07-15 Richard Guenther <rguenther@suse.de>
8112 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
8114 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8116 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
8117 handle 2.6.30 kernel.
8119 2009-07-15 DJ Delorie <dj@redhat.com>
8121 * config/mep/mep.md (sibcall_internal): Change register to allow
8122 for 24-bit addresses.
8123 (sibcall_value_internal): Likewise.
8125 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
8127 * doc/invoke.texi: Added descriptions of the scheduling heuristics
8128 that are enabled/disabled by the flags introduced by a previous patch.
8130 2009-07-14 DJ Delorie <dj@redhat.com>
8132 * config/mep/mep.md (sibcall_internal): Include non-toggling
8134 (sibcall_value_internal): Likewise.
8136 2009-07-14 Taras Glek <tglek@mozilla.com>
8137 Rafael Espindola <espindola@google.com>
8139 * doc/sourcebuild.texi: Document install-plugin target.
8140 * configure.ac: Added install-plugin target to language makefiles.
8141 * configure: Regenerate.
8142 * Makefile.in: (install-plugin): Install more headers,
8143 depend on lang.install-plugin.
8145 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8147 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
8150 2009-07-14 DJ Delorie <dj@redhat.com>
8152 * config/mep/mep.c (mep_vliw_jmp_match): New function.
8153 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
8154 * config/mep/mep.md (sibcall_internal): Change test from
8155 mep_vliw_mode_match to mep_vliw_jmp_match.
8156 (sibcall_value_internal): Likewise.
8158 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
8160 * config/i386/sse.md (copysign<mode>3): New expander.
8161 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
8162 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
8163 Use ix86_build_const_vector.
8164 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
8165 IX86_BUILTIN_CPYSGNPD.
8166 (builtin_description): Add __builtin_ia32_copysignps and
8167 __builtin_ia32_copysignpd.
8168 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
8169 and BUILT_IN_COPYSIGNF.
8171 2009-07-13 Jason Merrill <jason@redhat.com>
8173 * builtins.c (can_trust_pointer_alignment): New fn.
8174 (get_pointer_alignment): Factor it out from here.
8175 * tree.h: Declare it.
8177 2009-07-14 David Edelsohn <edelsohn@gnu.org>
8179 * config/rs6000/predicates.md (offsettable_mem_operand): Test
8182 2009-07-14 Dodji Seketeli <dodji@redhat.com>
8186 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
8188 2009-07-14 Richard Guenther <rguenther@suse.de>
8189 Andrey Belevantsev <abel@ispras.ru>
8192 * cfgexpand.c (partition_stack_vars): Do not bother to update
8193 alias information when not optimizing.
8195 2009-07-14 Richard Guenther <rguenther@suse.de>
8196 Andrey Belevantsev <abel@ispras.ru>
8198 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
8199 (pt_solution_set): Likewise.
8200 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
8201 * tree-ssa-structalias.c (pt_solution_set): New function.
8202 * final.c (rest_of_clean_state): Free SSA data structures.
8203 * print-rtl.c (print_decl_name): Remove.
8204 (print_mem_expr): Implement in terms of print_generic_expr.
8205 * alias.c (ao_ref_from_mem): New function.
8206 (rtx_refs_may_alias_p): Likewise.
8207 (true_dependence): Query alias-export info.
8208 (canon_true_dependence): Likewise.
8209 (write_dependence_p): Likewise.
8210 * tree-dfa.c (get_ref_base_and_extent): For void types leave
8212 * emit-rtl.c (component_ref_for_mem_expr): Remove.
8213 (mem_expr_equal_p): Use operand_equal_p.
8214 (set_mem_attributes_minus_bitpos): Do not use
8215 component_ref_for_mem_expr.
8216 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8217 (update_alias_info_with_stack_vars): Likewise.
8218 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8219 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8220 explicitly nor clear stmt operands.
8221 Free the decl-to-pointer map.
8222 * tree-optimize.c (execute_free_datastructures): Do not free
8223 SSA data structures here.
8224 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8225 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8226 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8228 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8230 2009-07-13 DJ Delorie <dj@redhat.com>
8232 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8233 unrolling at the right iteration count.
8235 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8238 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8240 * haifa-sched.c (rank_for_schedule): Introduced flags to
8241 enable/disable individual scheduling heuristics.
8242 * common.opt: Introduced flags to enable/disable individual
8243 heuristics in the scheduler.
8244 * doc/invoke.texi: Introduced flags to enable/disable individual
8245 heuristics in the scheduler.
8247 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8249 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8250 config/i386/mingw-tls.c.
8251 * config/i386/mingw-tls.c: Removed.
8253 2009-07-13 Ira Rosen <irar@il.ibm.com>
8255 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8256 checks access only relevant statements.
8257 (vectorizable_reduction): Likewise.
8259 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8261 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8262 just for 32-bit case.
8264 2009-07-12 Jan Hubicka <jh@suse.cz>
8266 PR tree-optimization/40585
8267 * except.c (expand_resx_expr): When there already is resume
8268 instruction, produce linked list.
8269 (build_post_landing_pads): Assert that resume is empty.
8270 (connect_post_landing_pads): Handle resume lists.
8271 (dump_eh_tree): Dump resume list.
8273 2009-07-12 Ira Rosen <irar@il.ibm.com>
8275 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8276 with additional argument.
8277 * tree-vectorizer.h (enum vect_def_type): Add
8278 vect_double_reduction_def.
8279 (vect_is_simple_reduction): Add argument.
8280 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8282 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8283 vect_is_simple_reduction with additional argument.
8284 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8286 (reduction_code_for_scalar_code): Handle additional codes by
8287 returning ERROR_MARK for them. Fix comment and indentation.
8288 (vect_is_simple_reduction): Fix comment, add argument to specify
8289 double reduction. Detect double reduction.
8290 (get_initial_def_for_induction): Fix indentation.
8291 (get_initial_def_for_reduction): Fix comment and indentation.
8292 Handle double reduction. Create initial definitions that do not
8293 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8294 (vect_create_epilog_for_reduction): Fix comment, add argument to
8295 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8296 epilogue result extraction. Create double reduction phi node and
8297 replace relevant uses.
8298 (vectorizable_reduction): Call vect_is_simple_reduction with
8299 additional argument. Fix indentation. Update epilogue code treatment
8300 according to the changes in reduction_code_for_scalar_code. Check
8301 for double reduction. Call vect_create_epilog_for_reduction with
8302 additional argument.
8303 * tree-vect-stmts.c (process_use): Handle double reduction, update
8305 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8306 (vect_get_vec_def_for_operand): Likewise.
8308 2009-07-12 Danny Smith <dansmister@gmail.com>
8310 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8311 dllexport if !TREE_PUBLIC.
8312 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8314 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8316 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8317 (avr_extra_arch_macro) Remove declatation.
8318 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8319 (avr_extra_arch_macro) Declare as static.
8320 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8322 2009-07-11 Jan Hubicka <jh@suse.cz>
8325 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8327 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8330 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8331 cold_in_std_section bits.
8332 (dwarf2out_begin_prologue): Initialize them.
8333 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8334 if already covered by text_section or cold_text_section range.
8336 PR rtl-optimization/40667
8337 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8338 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8339 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8340 * config/i386/i386.c (ix86_minimum_alignment): New function.
8341 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8342 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8343 * emit-rtl.c (gen_reg_rtx): Likewise.
8344 * function.c (assign_parms): Likewise. If nominal_type needs
8345 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8346 rather than passed_type's alignment.
8349 * function.c (assign_parm_setup_stack): Adjust
8350 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8351 from nominal_mode on big endian.
8353 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8355 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8357 2009-07-10 DJ Delorie <dj@redhat.com>
8359 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8361 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8363 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8365 (thumb2_cbnz): Likewise.
8367 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8370 * config.gcc (supported_defaults): Add synci.
8371 (with_synci): Add validation.
8372 (all_defaults): Add synci.
8373 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8376 * config/mips/mips.opt (msynci): New option.
8377 * config/mips/mips.c (mips_override_options): Warn on use of
8378 -msynci for targets that do now support it.
8379 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8381 * gcc/doc/invoke.texi (-msynci): Document the new option.
8382 * doc/install.texi (--with-synci): Document the new option.
8384 2009-07-10 Richard Guenther <rguenther@suse.de>
8386 PR tree-optimization/40496
8387 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8388 the PHI result with a compatible type.
8390 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8394 * c.opt (Wunused-result): New.
8395 * doc/invoke.texi: Document it.
8396 * c-common.c (c_warn_unused_result): Use it.
8398 2009-07-09 DJ Delorie <dj@redhat.com>
8400 * targhooks.c (default_target_can_inline_p): Rename from
8401 default_target_option_can_inline_p.
8402 * targhooks.h (default_target_can_inline_p): Likewise.
8403 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8404 TARGET_OPTION_CAN_INLINE_P.
8405 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8406 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8407 (mep_target_can_inline_p): Rename from
8408 mep_target_option_can_inline_p.
8411 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8412 registers used to pass vectors.
8414 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8416 2009-07-09 Tom Tromey <tromey@redhat.com>
8418 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8419 * config/mmix/mmix.c: Include dwarf2.h.
8420 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8421 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8422 * config/sh/sh.c: Include dwarf2.h.
8423 * config/i386/i386.c: Include dwarf2.h.
8424 * Makefile.in (DWARF2_H): Remove 'elf'.
8425 * except.c: Include dwarf2.h.
8426 * unwind-dw2.c: Include dwarf2.h.
8427 * dwarf2out.c: Include dwarf2.h.
8428 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8429 * unwind-dw2-fde.c: Include dwarf2.h.
8430 * dwarf2asm.c: Include dwarf2.h.
8432 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8434 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8435 (max_issue): Use it.
8436 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8438 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8439 (region_sched_info): Update.
8440 * sched-ebb.c (ebb_sched_info): Update.
8441 * modulo-sched.c (sms_sched_info): Update.
8442 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8444 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8446 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8448 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8450 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8452 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8455 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8456 arg1 with arg01 if arg1 is already INTEGER_CST.
8458 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8460 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8461 Transform (and (truncate)) into (truncate (and)).
8463 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8465 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8466 creating LHS paradoxical subregs. Fix surrounding returns to
8467 use NULL_RTX rather than 0.
8469 2009-07-08 DJ Delorie <dj@redhat.com>
8471 * config/mep/mep.c: (mep_option_can_inline_p): New.
8472 (TARGET_OPTION_CAN_INLINE_P): Define.
8474 2009-07-08 Mark Wielaard <mjw@redhat.com>
8477 * dwarf2out.c (add_data_member_location_attribute): When we have
8478 only a constant offset don't emit a new location description using
8479 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8482 2009-07-08 Richard Henderson <rth@redhat.com>
8485 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8486 (enum reg_class): Add CLOBBERED_REGS.
8487 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8488 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8489 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8490 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8491 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8492 force 64-bit sibcalls into R11.
8493 * config/i386/constraints.md (U): New constraint.
8494 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8495 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8496 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8498 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8500 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8502 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8503 * ebitmap.h (dump_ebitmap): Ditto.
8504 * optabs.h (optab_libfunc): Ditto.
8505 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8506 * tree-flow.h (vect_can_force_dr_alignment_p,
8507 get_vectype_for_scalar_type): Ditto.
8508 (vectorize_loops): Move prototype to ...
8509 * tree-vectorizer.h: ... here. Also, adjust comment.
8510 (vect_set_verbosity_level): Remove duplicate prototype.
8511 * tree-ssa-loop.c: Include tree-vectorizer.h.
8512 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8514 2009-07-08 Nick Clifton <nickc@redhat.com>
8516 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8519 2009-07-08 DJ Delorie <dj@redhat.com>
8521 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8522 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8523 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8525 * config/mep/intrinsics.md: Regenerated.
8526 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8527 registers when asm() or calls are detected.
8529 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8532 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8534 * gimple (gimple_build_call_from_tree): Likewise.
8535 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8536 no_warning flag before warning.
8538 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8540 * tree.c (set_expr_locus): Remove.
8541 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8542 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8544 * gimplify.c (internal_get_tmp_var): Likewise.
8545 (gimplify_call_expr): Likewise.
8546 (gimplify_one_sizepos): Likewise.
8548 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8551 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8552 to variables for debugging purposes.
8554 2009-06-23 Mark Loeser <mark@halcy0n.com>
8557 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8559 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8561 * pretty-print.c (pp_base_format): Remove %J.
8562 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8563 gcc_cxxdiag_char_table): Likewise.
8564 (init_dynamic_diag_info): Likewise.
8566 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8568 * pretty-print.c (pp_base_format): Remove %H.
8569 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8570 gcc_cxxdiag_char_table): Likewise.
8571 (init_dynamic_diag_info): Likewise.
8572 * config/mep/mep.c (mep_select_section): Likewise.
8574 2009-07-07 Duncan Sands <baldrick@free.fr>
8576 * final.c (pass_clean_state): Give the pass a name.
8577 * passes.c (pass_rest_of_compilation): Likewise.
8578 * tree-optimize.c (pass_all_optimizations): Likewise.
8580 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8582 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8583 an extra 'decl' for error_at.
8585 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8588 * tree-tailcall.c (adjust_return_value_with_ops,
8589 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8590 if it has complex or vector type.
8592 2009-07-07 Olivier Hainque <hainque@adacore.com>
8594 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8597 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8599 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8601 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8603 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8604 * c-decl.c: Likewise.
8605 * function.c: Likewise.
8606 * varasm.c: Likewise.
8607 * tree-ssa.c: Likewise.
8608 * c-common.c: Likewise.
8609 * tree-cfg.c: Likewise.
8610 * config/spu/spu.c: Likewise.
8611 * config/ia64/ia64.c: Likewise.
8612 * config/v850/v850.c: Likewise.
8614 2009-07-06 DJ Delorie <dj@redhat.com>
8616 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8617 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8618 unspecified accesses to control registers.
8619 * config/mep/intrinsics.md: Regenerate.
8620 * config/mep/intrinsics.h: Regenerate.
8621 * config/mep/mep-intrin.h: Regenerate.
8623 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8625 * c-lex.c: Replace %H by an explicit location. Update all calls.
8626 * c-common.c: Likewise.
8627 * c-decl.c: Likewise.
8628 * c-typeck.c: Likewise.
8629 * fold-const.c: Likewise.
8630 * gimplify.c: Likewise.
8632 * tree-cfg.c: Likewise.
8633 * tree-ssa-loop-niter.c: Likewise.
8634 * tree-vrp.c: Likewise.
8635 * value-prof.c: Likewise.
8637 2009-07-06 Diego Novillo <dnovillo@google.com>
8639 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8640 if it has one. Handle cases where VAR does not have an
8641 annotation or cfun is NULL.
8643 2009-07-06 Diego Novillo <dnovillo@google.com>
8645 * tree.c: Include debug.h.
8646 (initialize_tree_contains_struct): New.
8647 (init_ttree): Call it.
8648 (tree_node_structure_for_code): Factor out of ...
8649 (tree_node_structure): ... here.
8650 * treestruct.def (TS_PHI_NODE): Remove.
8651 (TS_GIMPLE_STATEMENT): Remove.
8653 2009-07-06 Diego Novillo <dnovillo@google.com>
8655 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8656 (debug_tree_chain): Handle cycles.
8658 2009-07-06 Nick Clifton <nickc@redhat.com>
8659 DJ Delorie <dj@redhat.com>
8661 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8662 __FMOVD_ENABLED__ is defined.
8664 (TARGET_FMOVD): Provide a default definition.
8665 (MASK_FMOVD): Likewise.
8666 (TARGET_CPU_CPP_BUILTINS): Define
8667 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8668 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8669 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8670 (split for DF load from memory into register): Also handle
8671 MEMs which consist of REG+DISP addressing.
8672 (split for DF store from register to memory): Likewise.
8673 (movsf_ie): Always use single fp_mode.
8674 * config/sh/sh.c (sh_override_options): Do not automatically
8675 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8676 that to the -mfmovd command line switch.
8677 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8678 (fldi_ok): Always allow.
8679 * config/sh/sh.opt (mfmovd): Remove this switch.
8680 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8682 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8683 Kaz Kojima <kkojima@gcc.gnu.org>
8685 PR rtl-optimization/30807
8686 * postreload.c (reload_combine): For every new use of REG_SUM,
8687 record the use of BASE.
8689 2009-07-06 Jan Hubicka <jh@suse.cz>
8691 * params.def: Revert my accidental commit at 2009-06-30.
8693 2009-07-04 Ian Lance Taylor <iant@google.com>
8696 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8698 (mingw_format_attribute_overrides): Likewise.
8700 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8703 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8704 don't check cfa.reg. Instead of cfa.indirect use
8705 fde && fde->drap_reg != INVALID_REGNUM test.
8707 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8709 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8711 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8714 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8716 2009-07-03 Richard Guenther <rguenther@suse.de>
8718 PR tree-optimization/40640
8719 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8722 2009-07-03 Jan Hubicka <jh@suse.cz>
8724 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8725 for size, reduce amount of inlining.
8727 2009-07-03 Richard Guenther <rguenther@suse.de>
8730 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8731 if t +- x is known to not overflow and the conversion widens the
8733 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8735 2009-07-03 Jan Hubicka <jh@suse.cz>
8737 * ipa-pure-const.c (analyze): Update loop optimizer init.
8738 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8739 try_remove_empty_loop, remove_empty_loops): Remove.
8740 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8741 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8742 to mark regular loops as neccesary.
8743 (degenerate_phi_p): New function.
8744 (propagate_necessity, remove_dead_phis): Use it.
8745 (forward_edge_to_pdom): Likewise.
8746 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8747 virtual PHI nodes that became unreachable.
8748 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8749 * tree-flow.h (remove_empty_loops): Remove.
8750 * passes.c (init_optimization_passes): Remove.
8752 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8754 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8755 can_create_pseudo_p.
8756 (*fix_trunc<mode>_i387_1): Ditto.
8757 (*floathi<mode>2_1): Ditto.
8758 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8759 (*fistdi2_1): Ditto.
8760 (*fist<mode>2_1): Ditto.
8761 (frndintxf2_floor): Ditto.
8762 (*fist<mode>2_floor_1): Ditto.
8763 (frndintxf2_ceil): Ditto.
8764 (*fist<mode>2_ceil_1): Ditto.
8765 (frndintxf2_trunc): Ditto.
8766 (frndintxf2_mask_pm): Ditto.
8767 (fxam<mode>2_i387_with_temp): Ditto.
8768 * config/i386/sse.md (mulv16qi3): Ditto.
8769 (*sse2_mulv4si3): Ditto.
8771 (sse4_2_pcmpestr): Ditto.
8772 (sse4_2_pcmpistr): Ditto.
8774 2009-07-03 Jan Hubicka <jh@suse.cz>
8776 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8777 (mark_stmt_necessary): Set it.
8778 (mark_operand_necessary): Set it.
8779 (mark_control_dependent_edges_necessary): Set it.
8780 (mark_virtual_phi_result_for_renaming): New function.
8781 (get_live_post_dom): New function.
8782 (forward_edge_to_pdom): New function.
8783 (remove_dead_stmt): Fix handling of control dependences.
8784 (tree_dce_init): Init new bitmap.
8785 (tree_dce_done): Free it.
8787 2009-07-02 Richard Guenther <rguenther@suse.de>
8790 * tree-ssa-structalias.c (new_var_info): Initialize
8793 2009-07-02 Jan Hubicka <jh@suse.cz>
8795 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8798 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8800 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8801 instead of recomputing it. Adjust calls.
8802 (emit_store_flag): Adjust recursive calls.
8804 2009-07-02 Richard Guenther <rguenther@suse.de>
8806 * tree-ssa-live.c (remove_unused_locals): Do not remove
8808 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8809 of DECL_EXTERNAL for HEAP variables.
8810 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8811 HEAP variables. Do not adjust RESTRICT vars.
8812 (find_what_var_points_to): Nobody cares if something
8815 2009-07-02 Ben Elliston <bje@au.ibm.com>
8817 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8818 pc_low and pc_high declarations to the top of the function.
8820 2009-07-01 DJ Delorie <dj@redhat.com>
8822 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8824 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8825 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8826 unspecified accesses to control registers.
8827 * config/mep/intrinsics.md: Regenerate.
8828 * config/mep/intrinsics.h: Regenerate.
8829 * config/mep/mep-intrin.h: Regenerate.
8831 2009-07-01 Anthony Green <green@moxielogic.com>
8833 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8834 instruction when possible.
8835 (moxie_expand_prologue): Ditto. Also, save an instruction and
8836 some complexity by popping off of $r12 instead of $sp.
8837 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8840 2009-07-01 Richard Henderson <rth@redhat.com>
8843 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8844 contained no insns, reposition note before last insn.
8846 2009-07-01 Richard Henderson <rth@redhat.com>
8849 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8850 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8852 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8855 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8856 darwin9 for printing reg addresses with %y.
8858 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8860 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8861 truncation from operands in binary operations.
8863 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8866 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8867 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8868 subreg of op0 to the original op0.
8870 * expmed.c (store_bit_field_1): Use a temporary as the destination
8871 instead of a paradoxical subreg when we need to truncate the result.
8873 2009-07-01 DJ Delorie <dj@redhat.com>
8875 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8876 names to VLIW variants.
8877 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8878 * config/mep/intrinsics.md: Regenerate.
8879 * config/mep/intrinsics.h: Regenerate.
8880 * config/mep/mep-intrin.h: Regenerate.
8882 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8885 * jump.c (returnjump_p): Revert last patch.
8886 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8888 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8891 * pa.md (casesi32p): Use jump table label to determine the offset
8893 (casesi64p): Likewise.
8895 * pa.c (forward_branch_p): Return bool type. Use instruction
8896 addresses when available. Assert that INSN has a jump label.
8897 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8900 2009-07-01 Richard Guenther <rguenther@suse.de>
8902 PR tree-optimization/19831
8903 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8904 that only act as barriers do not make any previous stores necessary.
8905 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8906 HEAP variables global, do not add a constraint from nonlocal.
8907 (find_func_aliases): Handle escapes through return statements.
8908 (compute_points_to_sets): Make escaped HEAP variables global.
8910 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8913 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8914 after reducing a DImode cstore to SImode.
8916 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8918 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8919 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8921 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8923 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8924 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8926 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8927 and umod_optab if TARGET_BSD_DIVMOD.
8928 * config/vax/lib1funcs.asm: New file.
8929 * config/vax/t-linux: New file.
8930 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8932 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8935 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8936 to type arguments that have void type.
8939 * dwarf2out.c (gen_formal_parameter_die): Call
8940 equate_decl_number_to_die if node is different from origin.
8942 2009-06-30 Anthony Green <green@moxielogic.com>
8944 Clean up moxie port for --enable-build-with-cxx.
8945 * config/moxie/moxie.c (moxie_function_value): First two
8946 parameters are const_tree, not tree.
8947 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8948 (REG_CLASS_NAMES): Ditto.
8949 (REGNO_REG_CLASS): Ditto.
8950 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8951 (moxie_function_value): Fix constyness of arguments.
8953 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8955 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8956 finalize_size_functions before further processing.
8957 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8958 (variable_size): Call self_referential_size on size expressions
8959 that contain a PLACEHOLDER_EXPR.
8960 (size_functions): New static variable.
8961 (copy_self_referential_tree_r): New static function.
8962 (self_referential_size): Likewise.
8963 (finalize_size_functions): New global function.
8964 * tree.c: Include tree-inline.h.
8965 (push_without_duplicates): New static function.
8966 (find_placeholder_in_expr): New global function.
8967 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8969 <tcc_expression>: Likewise.
8970 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8971 the call in the expression.
8972 * tree.h (finalize_size_functions): Declare.
8973 (find_placeholder_in_expr): Likewise.
8974 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8975 (substitute_placeholder_in_expr): Update comment.
8976 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8978 (copy_tree_body_r): Likewise.
8979 (copy_tree_body): New static function.
8980 (maybe_inline_call_in_expr): New global function.
8981 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8982 (maybe_inline_call_in_expr): Declare.
8983 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8984 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8987 2009-06-30 Richard Guenther <rguenther@suse.de>
8989 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8991 (propagate_necessity): Do not mark reaching defs of stores
8994 2009-06-30 Jan Hubicka <jh@suse.cz>
8996 * cfgloopanal.c (check_irred): Move into ...
8997 (mark_irreducible_loops): ... here; return true if ireducible
8999 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
9000 (analyze_function): Try to prove loop finiteness.
9001 * cfgloop.h (mark_irreducible_loops): Update prototype.
9002 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
9004 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
9006 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
9008 2009-06-30 Ira Rosen <irar@il.ibm.com>
9010 PR tree-optimization/40542
9011 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
9014 2009-06-30 Martin Jambor <mjambor@suse.cz>
9016 PR tree-optimization/40582
9017 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
9018 than useless_type_conversion_p.
9019 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
9022 2009-06-30 Martin Jambor <mjambor@suse.cz>
9025 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
9027 2009-06-30 Richard Guenther <rguenther@suse.de>
9029 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
9030 use ao_ref references.
9031 (walk_aliased_vdefs): Likewise.
9032 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
9033 * tree-ssa-dce.c (struct ref_data): Remove.
9034 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
9035 (mark_aliased_reaching_defs_necessary): Adjust.
9036 (mark_all_reaching_defs_necessary_1): Likewise.
9038 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
9041 * expmed.c (emit_cstore): New name of emit_store_flag_1.
9042 (emit_store_flag_1): Extract from emit_store_flag, adjust
9043 calls to (what now is) emit_cstore.
9044 (emit_store_flag): Call emit_store_flag_1 and also use it
9045 for what used to be recursive calls.
9047 2009-06-30 Wei Guozhi <carrot@google.com>
9050 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
9051 if the target bb post dominates from bb.
9052 * config/i386/i386.c (memory_address_length): Check existence of base
9053 register before using it.
9055 2009-06-30 Nick Clifton <nickc@redhat.com>
9056 DJ Delorie <dj@redhat.com>
9058 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9059 __FMOVD_ENABLED__ is defined.
9061 (TARGET_FMOVD): Provide a default definition.
9062 (MASK_FMOVD): Likewise.
9063 (TARGET_CPU_CPP_BUILTINS): Define
9064 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9065 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9066 two fmov instructions depending upon whether TARGET_FMOVD is
9068 (split for DF load from memory into register): Also handle
9069 MEMs which consist of REG+DISP addressing.
9070 (split for DF store from register to memory): Likewise.
9071 * config/sh/sh.opt (mfmovd): Remove this switch.
9072 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9073 * config/sh/sh.c (sh_override_options): Do not automatically
9074 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9075 that to the -mfmovd command line switch.
9077 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
9079 (fldi_ok): Always allow.
9080 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
9082 2009-06-29 DJ Delorie <dj@redhat.com>
9084 * doc/install.texi (mep-x-elf): Correct chip's full name.
9086 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
9088 * doc/extend.texi: Fix typo.
9090 2009-06-29 Tom Tromey <tromey@redhat.com>
9093 * Makefile.in (DWARF2_H): New variable.
9095 (dwarf2out.o): Likewise.
9096 (dwarf2asm.o): Likewise.
9097 * config/i386/t-i386: Use DWARF2_H.
9098 * except.c: Include elf/dwarf2.h.
9099 * unwind-dw2.c: Include elf/dwarf2.h.
9100 * dwarf2out.c: Include elf/dwarf2.h.
9101 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
9102 <dtprel>: New field.
9103 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
9104 (size_of_loc_descr): Likewise.
9105 (output_loc_operands_raw): Likewise.
9106 (output_loc_operands): Handle new dtprel field.
9107 (loc_checksum): Update.
9108 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
9109 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
9110 * unwind-dw2-fde.c: Include elf/dwarf2.h.
9111 * dwarf2asm.c: Include elf/dwarf2.h.
9112 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
9113 * config/mmix/mmix.c: Include elf/dwarf2.h.
9114 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
9115 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
9116 * config/sh/sh.c: Include elf/dwarf2.h.
9117 * config/i386/i386.c: Include elf/dwarf2.h.
9119 2009-06-29 DJ Delorie <dj@redhat.com>
9121 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
9123 * doc/extend.texi: Add MeP attributes and pragmas.
9124 * doc/invoke.text: Add MeP Options.
9125 * doc/contrib.texi: Add MeP contribution.
9126 * doc/md.texi: Add MeP constraints.
9127 * doc/install.texi: Add MeP target.
9129 2009-06-30 Anatoly Sokolov <aesok@post.ru>
9131 * target.h (struct gcc_target): Add frame_pointer_required field.
9132 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
9133 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
9134 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
9136 * reload1.c (update_eliminables): (Ditto.).
9137 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
9138 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9139 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
9141 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
9143 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
9144 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9145 (arm_frame_pointer_required): New function.
9147 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
9148 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9149 (avr_frame_pointer_required_p): Declare as static.
9150 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
9152 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
9153 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9154 (bfin_frame_pointer_required): Make as static, change return type
9156 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
9158 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
9159 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9160 (cris_frame_pointer_required): New function.
9162 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
9164 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
9165 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9166 (fr30_frame_pointer_required): New function.
9168 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
9169 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9170 (frv_frame_pointer_required): Make as static, change return type
9172 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
9174 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
9175 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9176 (ix86_frame_pointer_required): Make as static, change return type to
9178 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
9180 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
9181 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9183 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
9185 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
9187 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
9189 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
9190 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9191 (mips_frame_pointer_required): Make as static.
9192 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
9194 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
9195 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9196 (mmix_frame_pointer_required): Mew function.
9198 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
9199 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9201 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
9203 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
9205 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
9207 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
9208 (CAN_ELIMINATE): Redefine.
9209 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9210 (sparc_frame_pointer_required): New function.
9211 (sparc_can_eliminate): New function.
9212 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9214 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9215 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9217 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9218 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9219 (xtensa_frame_pointer_required): Make as static, change return type
9221 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9224 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9226 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9227 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9228 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9229 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9230 (register_callback): Handle PLUGIN_START_UNIT.
9231 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9233 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9235 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9237 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9238 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9240 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9242 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9245 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9247 * doc/extend.texi (Additional Floating Types): __float128 is also
9248 supported on i386 targets.
9250 2009-06-29 Richard Guenther <rguenther@suse.de>
9253 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9255 (pt_solutions_same_restrict_base): Declare.
9256 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9258 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9259 (make_constraint_from, make_copy_constraint): Move earlier.
9260 (make_constraint_from_heapvar): New function.
9261 (make_constraint_from_restrict): Likewise.
9262 (handle_lhs_call): Use it.
9263 (find_func_aliases): Use it to track conversions to restrict
9265 (struct fieldoff): Add only_restrict_pointers flag.
9266 (push_fields_onto_fieldstack): Initialize it.
9267 (create_variable_info_for): Track global restrict qualified pointers.
9268 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9269 Track restrict qualified pointer arguments.
9270 (set_uids_in_ptset): Use varinfo is_global_var flag.
9271 (find_what_var_points_to): Set the vars_contains_restrict flag.
9272 Always create the points-to solution for sets including restrict tags.
9273 (pt_solutions_same_restrict_base): New function.
9274 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9275 qualified pointers use pt_solutions_same_restrict_base as
9276 additional source for disambiguation.
9278 2009-06-29 Richard Guenther <rguenther@suse.de>
9281 * alias.c (find_base_decl): Remove.
9282 (get_deref_alias_set_1): Remove restrict handling.
9283 * c-common.c (c_apply_type_quals_to_decl): Do not set
9284 DECL_POINTER_ALIAS_SET.
9285 * gimplify.c (find_single_pointer_decl_1): Remove.
9286 (find_single_pointer_decl): Likewise.
9287 (internal_get_tmp_var): Remove restrict handling.
9288 (gimple_regimplify_operands): Likewise.
9289 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9290 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9291 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9292 * tree.c (restrict_base_for_decl): Remove.
9293 (init_ttree): Do not allocate it.
9294 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9295 LABEL_DECL_UID for label decls.
9296 (copy_node_stat): Do not copy restrict information.
9297 (decl_restrict_base_lookup): Remove.
9298 (decl_restrict_base_insert): Likewise.
9299 (print_restrict_base_statistics): Likewise.
9300 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9301 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9302 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9303 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9304 (LABEL_DECL_UID): Adjust.
9305 (DECL_BASED_ON_RESTRICT_P): Remove.
9306 (DECL_GET_RESTRICT_BASE): Likewise.
9307 (SET_DECL_RESTRICT_BASE): Likewise.
9308 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9310 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9311 instead of DECL_POINTER_ALIAS_SET.
9312 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9313 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9314 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9316 2009-06-29 Richard Guenther <rguenther@suse.de>
9318 PR tree-optimization/40579
9319 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9320 the IL to simplify has constants that overflowed.
9322 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9324 PR tree-optimization/40550
9325 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9326 vector_compute_type only when the size of vector_compute_type is
9327 less than the size of type.
9329 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9331 * fold-const.c (contains_label_1): Fix comments.
9332 (contains_label_p): Do not walk trees multiple time.
9334 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9336 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9337 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9338 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9339 ix86_fp_comparison_operator.
9340 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9341 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9342 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9343 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9344 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9345 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9346 (related splits): Change predicate to ix86_fp_comparison_operator.
9347 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9348 instead of ix86_fp_comparison_codes.
9349 (ix86_trivial_fp_comparison_operator,
9350 ix86_fp_comparison_operator): New.
9351 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9352 (ix86_expand_compare): Eliminate last two parameters.
9353 (ix86_fp_jump_nontrivial_p): Kill.
9354 * config/i386/i386.c (put_condition_code): Eliminate call to
9355 ix86_fp_comparison_codes and subsequent assertion.
9356 (ix86_fp_comparison_codes): Eliminate.
9357 (ix86_fp_swap_condition): New.
9358 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9359 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9360 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9361 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9362 and ix86_fp_swap_condition.
9363 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9364 Use ix86_fp_comparison_strategy.
9365 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9366 (ix86_fp_jump_nontrivial_p): Eliminate.
9367 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9368 call to ix86_expand_compare.
9369 (ix86_split_fp_branch, ix86_expand_setcc,
9370 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9371 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9373 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9375 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9376 related to jump_clobbers.
9377 * config/arm/arm.md (conds): Remove jump_clob case.
9378 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9379 splits): Change comparison_operator to arm_comparison_operator.
9380 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9383 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9385 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9386 condition for floating point modes.
9387 * expmed.c (emit_store_flag_1): Move here a bigger part
9389 (emit_store_flag): Try swapping the condition for floating point
9391 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9393 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9395 * expr.c (expand_expr_real_1): Just use do_store_flag.
9396 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9397 emit_store_flag_force.
9398 * expmed.c (emit_store_flag_force): Copy here trick
9399 previously in expand_expr_real_1. Try reversing the comparison.
9400 (emit_store_flag_1): Work if target is NULL.
9401 (emit_store_flag): Work if target is NULL, using the result mode
9402 from the comparison. Use split_comparison, restructure final part
9403 to simplify conditionals.
9405 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9407 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9408 * dojump.c (do_jump): Change handling of floating-point
9409 ops to use just do_compare_and_jump.
9410 (split_comparison): New.
9411 (do_compare_rtx_and_jump): Add here logic coming previously
9412 in do_jump, using split_comparison.
9414 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9417 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9419 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9421 * tree-ssa-alias.c: Fix unintentional commit.
9423 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9425 * passes.c (execute_one_pass): Fix unintentional commit.
9427 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9429 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9430 (df_rd_local_compute, df_md_local_compute): Inline them.
9432 (df_md_scratch): New.
9433 (df_md_alloc, df_md_free): Allocate/free it.
9434 (df_md_local_compute): Only include live registers in init.
9435 (df_md_transfer_function): Prune the in-set computed by
9436 the confluence function, and the gen-set too.
9438 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9440 PR rtl-optimization/26854
9441 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9442 * df-problems.c (df_rd_add_problem): Fix comment.
9443 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9444 df_md_simulate_artificial_defs_at_top,
9445 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9446 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9447 df_md_transfer_function, df_md_init, df_md_confluence_0,
9448 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9449 problem_MD, df_md_add_problem): New.
9450 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9451 df_md_get_bb_info): New.
9452 (DF_LAST_PROBLEM_PLUS1): Adjust.
9454 * Makefile.in (fwprop.o): Include domwalk.h.
9455 * fwprop.c: Include domwalk.h.
9456 (reg_defs, reg_defs_stack): New.
9457 (bitmap_only_bit_between): Remove.
9458 (process_defs): New.
9459 (process_uses): Use reg_defs and local_md instead of
9460 bitmap_only_bit_between and local_rd.
9461 (single_def_use_enter_block): New, from build_single_def_use_links.
9462 (single_def_use_leave_block): New.
9463 (build_single_def_use_links): Remove code moved to
9464 single_def_use_enter_block, invoke domwalk.
9465 (use_killed_between): Adjust comment.
9467 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9469 * bitmap.h (bitmap_ior_and_into): New.
9470 * bitmap.c (bitmap_ior_and_into): New.
9472 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9474 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9475 before_dom_children_before_stmts and after_dom_children_after_stmts.
9476 Rename the two remaining callbacks to just before_dom_children and
9477 after_dom_children. Remove other GIMPLE statement walking bits.
9478 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9479 * graphite.c: Do not include domwalk.h.
9480 * tree-into-ssa.c (interesting_blocks): New global.
9481 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9482 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9483 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9484 now that they're not domwalk callbacks.
9485 (rewrite_initialize_block): Rename to...
9486 (rewrite_enter_block): ... this, place after called functions. Test
9487 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9488 (rewrite_finalize_block): Rename to...
9489 (rewrite_leave_block): ... this, place after called functions.
9490 (rewrite_update_init_block): Rename to...
9491 (rewrite_update_enter_block): ... this, place after called functions.
9492 Test interesting_blocks, call rewrite_update_stmt and
9493 rewrite_update_phi_arguments.
9494 (rewrite_update_fini_block): Rename to...
9495 (rewrite_leave_block): ... this, place after called functions.
9496 (rewrite_blocks): Remove last argument, simplify initialization of
9498 (mark_def_sites_initialize_block): Rename to...
9499 (mark_def_sites_block): ... this, call mark_def_sites.
9500 (mark_def_sites_blocks): Remove argument, simplify initialization of
9502 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9503 (update_ssa): Likewise.
9504 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9506 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9507 (dom_opt_initialize_block): Rename to...
9508 (dom_opt_enter_block): ... this, place after called functions. Walk
9509 statements here, inline propagate_to_outgoing_edges.
9510 (dom_opt_finalize_block): Rename to...
9511 (dom_opt_leave_block): ... this, place after called functions.
9512 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9514 (dse_enter_block, dse_record_phi): New.
9515 (dse_record_phis): Delete.
9516 (dse_finalize_block): Rename to...
9517 (dse_leave_block): ... this.
9518 (tree_ssa_dse): Simplify initialization of walk_data.
9519 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9520 Adjust initialization of walk_data.
9521 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9522 * tree-ssa-loop-phiopt.c (get_non_trapping):
9523 Adjust initialization of walk_data.
9524 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9525 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9526 it's not a domwalk callback.
9527 (uncprop_initialize_block): Rename to...
9528 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9529 (dse_finalize_block): Rename to...
9530 (dse_leave_block): ... this.
9531 (tree_ssa_uncprop): Simplify initialization of walk_data.
9532 * Makefile.in: Adjust dependencies.
9534 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9536 * arm.md (casesi): Fix test for Thumb1.
9537 (thumb1_casesi_internal_pic): Likewise.
9538 (thumb1_casesi_dispatch): Likewise.
9540 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9542 * config/arm/arm-cores.def: Added core cortex-m0.
9543 * config/arm/arm-tune.md: Regenerated.
9544 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9546 2009-06-26 DJ Delorie <dj@redhat.com>
9548 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9550 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9551 the scheduler doesn't tag jump insns.
9553 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9555 * c-decl.c (merge_decls): Re-indent.
9557 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9560 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9561 Special-case decimal float constants.
9563 2009-06-26 Richard Henderson <rth@redhat.com>
9565 * function.h (struct function): Add cannot_be_copied_reason,
9566 and cannot_be_copied_set.
9567 * tree-inline.c (has_label_address_in_static_1): Rename from
9568 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9569 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9570 don't set inline_forbidden_reason.
9571 (copy_forbidden): New function, split out of inline_forbidden_p.
9572 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9573 (inline_forbidden_p): Use copy_forbidden.
9574 (tree_versionable_function_p): Likewise.
9575 (inlinable_function_p): Merge into tree_inlinable_function_p.
9576 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9577 * ipa-cp.c (ipcp_versionable_function_p): New function.
9578 (ipcp_cloning_candidate_p): Use it.
9579 (ipcp_node_modifiable_p): Likewise.
9581 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9583 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9584 that is marked not to be inlined. Remove flag_mudflap use.
9585 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9586 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9588 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9591 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9592 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9594 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9596 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9598 (__mingwthr_remove_key_dtor): Likewise.
9600 2009-06-26 Richard Guenther <rguenther@suse.de>
9602 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9604 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9607 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9608 try the non-cond_exec path also.
9610 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9613 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9614 (output_cbranch): Use new functions.
9615 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9618 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9619 Pat Haugen <pthaugen@us.ibm.com>
9620 Revital Eres <ERES@il.ibm.com>
9622 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9623 for %c error. Add %x support to print VSX registers as a unified
9624 register set, instead of separate float and altivec registers.
9625 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9626 %y case, and add support for VSX pre-modify addresses.
9627 (output_toc): Add assert for CONST containing an integer constant
9629 (rs6000_adjust_cost): Add POWER7 support.
9630 (insn_must_be_first_in_group): Ditto.
9631 (insn_must_be_last_in_group): Ditto.
9632 (rs6000_emit_popcount): Ditto.
9633 (rs6000_vector_mode_supported_p): Ditto.
9635 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9636 Change some of the functions called by macros to being called
9637 through a pointer, so debug functions can be inserted if
9638 -mdebug=addr or -mdebug=cost.
9639 (rs6000_preferred_reload_class_ptr): Ditto.
9640 (rs6000_secondary_reload_class_ptr): Ditto.
9641 (rs6000_secondary_memory_needed_ptr): Ditto.
9642 (rs6000_cannot_change_mode_class_ptr): Ditto.
9643 (rs6000_secondary_reload_inner): Ditto.
9644 (rs6000_legitimize_reload_address): Ditto.
9645 (rs6000_legitimize_reload_address_ptr): Ditto.
9646 (rs6000_mode_dependent_address): Ditto.
9647 (rs6000_mode_dependent_address_ptr): Ditto.
9649 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9650 function to return true if the mode allows reg + integer
9652 (virtual_stack_registers_memory_p): New function to return true if
9653 the address refers to a virtual stack register.
9654 (rs6000_legitimate_offset_address_p): Move code to say whether a
9655 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9657 (rs6000_legitimate_address_p): Add checks for modes that only can
9658 do reg+reg addressing. Start adding VSX support.
9659 (rs6000_legitimize_reload_address): Ditto.
9660 (rs6000_legitimize_address): Ditto.
9661 (rs6000_debug_legitimate_address_p): New debug functions for
9662 -mdebug=addr and -mdebug=cost.
9663 (rs6000_debug_rtx_costs): Ditto.
9664 (rs6000_debug_address_costs): Ditto.
9665 (rs6000_debug_adjust_cost): Ditto.
9666 (rs6000_debug_legitimize_address): Ditto.
9667 (rs6000_legitimize_reload_address_ptr): Point to call normal
9668 function or debug function. Make functions called via pointer
9670 (rs6000_mode_dependent_address_ptr): Ditto.
9671 (rs6000_secondary_reload_class_ptr): Ditto.
9672 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9673 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9674 into a friendlier error.
9675 (rs6000_init_builtins): Add initial VSX support.
9676 (rs6000_adjust_cost): Fix some spacing issues.
9678 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9679 (REG_CLASS_NAMES): Ditto.
9680 (REG_CLASS_CONTENTS): Ditto.
9681 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9682 pointer, to add -mdebug=addr support.
9683 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9684 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9685 -mdebug=addr support.
9686 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9687 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9688 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9690 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9692 (bswapsi*): Set attribute types for load/store. Add combiner
9693 patterns to eliminate zero extend on 64-bit.
9694 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9695 stdbrx if the hardware supports those instructions.
9697 2009-06-25 Ian Lance Taylor <iant@google.com>
9699 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9700 (Link Options): Document -static-libstdc++.
9702 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9705 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9706 DATA_ALIGNMENT instead.
9708 2009-06-25 Richard Guenther <rguenther@suse.de>
9710 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9711 indirect references against the callused/escaped solutions.
9712 (call_may_clobber_ref_p_1): Likewise.
9714 2009-06-25 Martin Jambor <mjambor@suse.cz>
9716 PR tree-optimization/40493
9717 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9718 (enum unscalarized_data_handling): New type.
9719 (handle_unscalarized_data_in_subtree): Return what has been done.
9720 (load_assign_lhs_subreplacements): Handle left flushes differently.
9721 (sra_modify_assign): Use unscalarized_data_handling, simplified
9722 condition determining whether to remove the statement.
9724 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9726 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9727 excerpt - @ should be doubled for texinfo.
9729 2009-06-24 Ian Lance Taylor <iant@google.com>
9731 * config/arc/arc.c: Include "df.h".
9732 (arc_attribute_table): Make static. Move higher in file.
9733 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9734 (output_shift): Initialize n later to avoid warning.
9735 * config/arm/arm.c (arm_attribute_table): Make static. Move
9737 * config/avr/avr.c (avr_attribute_table): Make static. Move
9739 (reg_class_tab): Change array type from int to enum reg_class.
9740 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9742 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9743 (lshrhi3_out): Likewise.
9744 (class_likely_spilled_p): Change return type to bool.
9745 (avr_rtx_costs): Use local code variable with enum type.
9746 * config/avr/avr.md (movmemhi): Use add_reg_note.
9747 (andhi3, andsi3): Don't use AS2 with "and".
9748 (iorhi3, iorsi3): Don't use AS2 with "or".
9749 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9750 * config/crx/crx.c: Include "df.h".
9751 (crx_attribute_table): Make static.
9752 * config/m32r/m32r.c: Include "df.h".
9753 (m32r_attribute_table): Make static. Move higher in file.
9754 (pop): Use add_reg_note.
9755 (block_move_call): Change 0 to LCT_NORMAL in function call.
9756 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9757 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9758 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9759 declare, not just when TREE_CODE is defined.
9760 * config/m68hc11/m68hc11.c: Include "expr.h".
9761 (m68hc11_attribute_table): Make static. Move higher in file.
9762 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9764 (m68hc11_register_indirect_p): Likewise.
9765 (m68hc11_function_arg_padding): Change return type to enum
9767 (emit_move_after_reload): Use add_reg_note.
9768 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9769 (m68hc11_split_logical): Likewise.
9770 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9772 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9773 to VOIDmode in function call.
9774 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9776 (m68hc11_split_logical): Update declaration.
9777 (m68hc11_function_arg_padding): Update declaration.
9778 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9779 to array of enum reg_class.
9780 (mcore_attribute_table): Make static. Move higher in file.
9781 (mcore_rtx_costs): Add cast to enum type.
9782 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9783 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9784 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9786 * config/sh/predicates.md (trapping_target_operand): Rename and to
9788 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9790 * config/spu/spu.c (spu_attribute_table): Make static. Move
9792 * config/v850/v850.c (v850_attribute_table): Make static. Move
9794 (v850_rtx_costs): Use local code with enum type.
9795 (expand_epilogue): Add cast.
9796 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9798 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9801 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9802 -m2a-single-only and -m2a-nofpu.
9803 * config/sh/sh.opt: Document m2a generates FPU code.
9805 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9807 * defaults.h (CAN_ELIMINATE): Provide default.
9808 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9809 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9810 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9811 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9812 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9813 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9814 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9815 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9816 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9817 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9819 2009-06-24 DJ Delorie <dj@redhat.com>
9821 * mep-ext-cop.cpu: Fix copyright notice.
9822 * mep-default: Fix copyright notice.
9823 * mep-core: Fix copyright notice.
9824 * mep: Fix copyright notice.
9825 * mep-ivc2: Fix copyright notice.
9826 * mep-c5: Fix copyright notice.
9828 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9830 * doc/contrib.texi (Contributors):
9832 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9835 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9836 src and dst operands if necessary.
9838 2009-06-23 DJ Delorie <dj@redhat.com>
9841 * config.gcc: Add mep support.
9842 * recog.c: Resurrect validate_replace_rtx_subexp().
9843 * recog.h: Likewise.
9844 * config/mep/: Add new port:
9845 * config/mep/constraints.md: New file.
9846 * config/mep/default.h: New file.
9847 * config/mep/intrinsics.h: New file.
9848 * config/mep/intrinsics.md: New file.
9849 * config/mep/ivc2-template.h: New file.
9850 * config/mep/mep-c5.cpu: New file.
9851 * config/mep/mep-core.cpu: New file.
9852 * config/mep/mep-default.cpu: New file.
9853 * config/mep/mep-ext-cop.cpu: New file.
9854 * config/mep/mep-intrin.h: New file.
9855 * config/mep/mep-ivc2.cpu: New file.
9856 * config/mep/mep-lib1.asm: New file.
9857 * config/mep/mep-lib2.c: New file.
9858 * config/mep/mep-pragma.c: New file.
9859 * config/mep/mep-protos.h: New file.
9860 * config/mep/mep-tramp.c: New file.
9861 * config/mep/mep.c: New file.
9862 * config/mep/mep.cpu: New file.
9863 * config/mep/mep.h: New file.
9864 * config/mep/mep.md: New file.
9865 * config/mep/mep.opt: New file.
9866 * config/mep/predicates.md: New file.
9867 * config/mep/t-mep: New file.
9869 2009-06-23 Ian Lance Taylor <iant@google.com>
9871 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9872 from loose_warn into c_loose_warn and from strict_warn into
9873 c_strict_warn. Set and substitute warn_cxxflags. Check for
9874 --enable-build-with-cxx. Set and substitute
9875 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9876 * Makefile.in (CXXFLAGS): New variable.
9877 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9878 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9879 the default is the same as $(STRICT_WARN).
9880 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9881 (CXX): New variable.
9882 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9883 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9884 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9885 (HOST_LIBS): New variable.
9886 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9887 (ALL_CXXFLAGS): New variable.
9888 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9889 * doc/install.texi (Configuration): Document
9890 --enable-build-with-cxx, --with-stage1-ldflags,
9891 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9892 * configure: Rebuild.
9894 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9896 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9897 from previous commit.
9899 2009-06-23 Ian Lance Taylor <iant@google.com>
9901 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9903 2009-06-23 Ian Lance Taylor <iant@google.com>
9905 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9906 with ATTRIBUTE_UNUSED.
9908 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9909 Pat Haugen <pthaugen@us.ibm.com>
9910 Revital Eres <eres@il.ibm.com>
9912 * config.in (HAVE_AS_POPCNTD): Add default definition.
9913 (HAVE_AS_LWSYNC): Ditto.
9915 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9917 (gcc_cv_as_powerpc_cmpb): Ditto.
9918 (gcc_cv_as_powerpc_dfp): Ditto.
9919 (gcc_cv_as_powerpc_vsx): Ditto.
9920 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9921 supporting the popcntd/lwsync instructions.
9922 (gcc_cv_as_powerpc_lwsync): Ditto.
9923 * configure: Regenerate.
9925 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9926 -mcpu=native and -mcpu=power7.
9927 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9929 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9930 a variable instead of a mask to reduce the number of mask bits.
9931 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9932 (-mbit-word): Ditto.
9933 (-mregnames): Ditto.
9934 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9935 (-mfused-madd): Ditto.
9937 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9939 (-mvsx): New switch for VSX instructions.
9940 (-misel): Move from a variable to a mask to allow it to be set by
9943 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9944 function declaration to an array declaration.
9945 (rs6000_hard_regno_nregs): New external array declaration.
9947 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9948 files included by rs6000.md.
9950 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9951 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9953 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9955 (rs6000_debug_reg): New -mdebug= variables.
9956 (rs6000_debug_addr): Ditto.
9957 (rs6000_debug_cost): Ditto.
9958 (rs6000_pmode): New variable to hold Pmode.
9959 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9960 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9961 calculated at compiler start.
9962 (rs6000_hard_regno_nregs): Change function to an array which holds
9963 HARD_REGNO_NREGS calculated at compiler start.
9964 (rs6000_explicit_options): Delete isel field.
9965 (rs6000_vector_unit): New array to hold which vector unit
9966 supports arithmetic options for a given type.
9967 (rs6000_vector_mem): New array to hold which vector unit supports
9968 memory reference operations for a given type.
9969 (rs6000_vector_align): New array to given the alignment of each
9971 (power7_cost): New basic costs for power7.
9972 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9973 (rs6000_hard_regno_nregs_internal): New function, moved from
9974 HARD_REGNO_NREGS, to calculate the number of registers each hard
9975 register takes for each type.
9976 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9977 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9978 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9979 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9980 unit information here so it is calculated once at compiler startup
9982 (rs6000_override_options): Make -misel a target mask. Add more
9983 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9984 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9986 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9987 (rs6000_handle_option): Move -misel from variable to target mask.
9988 (rs6000_builtin_mask_for_load): Add VSX support.
9989 (rs6000_conditional_register_usage): Ditto.
9990 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9991 (function_arg_boundary): Ditto.
9992 (rs6000_expand_builtin): Ditto.
9993 (def_builtin): Make abort message a little friendlier.
9994 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9996 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9997 assembler support the popcntd instruction instead of a vsx
9998 instruction to enable power7 support.
9999 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
10000 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
10001 option to the assembler if -mcpu=native.
10002 (ASM_CPU_NATIVE_SPEC): Ditto.
10003 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
10005 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
10006 the lwsync instruction.
10007 (enum processor_type): Add PROCESSOR_POWER7.
10008 (rs6000_debug_reg): New -mdebug= options.
10009 (rs6000_debug_addr): Ditto.
10010 (rs6000_debug_cost): Ditto.
10011 (rs6000_isel): Delete.
10012 (enum rs6000_vector): New enum to say what vector unit we have.
10013 (VECTOR_UNIT_*): New macros to say which vector unit has
10014 arithmetic operations for a given type.
10015 (VECTOR_MEM_*): New macros to say which vector unit has memory
10016 operations for a given type.
10017 (TARGET_LDBRX): Whether the machine supports the ldbrx
10019 (TARGET_ISEL): Delete, -misel moved to be a mask.
10020 (TARGET_ISEL64): New macro for 64-bit isel support.
10021 (UNITS_PER_VSX_WORD): New macro.
10022 (POINTER_SIZE): Move to be an external variable, rather than
10023 calculating whether we are generating 32 ot 64-bit code.
10025 (STACK_BOUNDARY): Add VSX support.
10026 (LOCAL_ALIGNMENT): Ditto.
10027 (SLOW_UNALIGNED_ACCESS): Ditto.
10028 (VSX_REGNO_P): New macro for VSX support.
10029 (VFLOAT_REGNO_P): Ditto.
10030 (VINT_REGNO_P): Ditto.
10031 (VLOGICAL_REGNO_P): Ditto.
10032 (VSX_VECTOR_MODE): Ditto.
10033 (VSX_SCALAR_MODE): Ditto.
10035 (VSX_MOVE_MODE): Ditto.
10036 (VSX_REG_CLASS_P): Ditto.
10037 (HARD_REGNO_NREGS): Instead of calling a function, use an array
10039 (UNITS_PER_SIMD_WORD): Add VSX support.
10040 (MODES_TIEABLE_P): Ditto.
10041 (STARTING_FRAME_OFFSET): Ditto.
10042 (STACK_DYNAMIC_OFFSET): Ditto.
10043 (EPILOGUE_USES): Ditto.
10044 (REGNO_REG_CLASS): Move to array lookup.
10045 (CLASS_MAX_NREGS): Ditto.
10046 (rs6000_vector_reg_class): Add declaration.
10047 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
10048 overlap with the floating point and Altivec registers.
10050 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
10052 * config/rs6000/driver-rs6000.c (asm_names): New static array to
10053 give the appropriate asm switches if -mcpu=native.
10054 (host_detect_local_cpu): Add support for "asm".
10055 (host_detect_local_cpu): Follow GNU code guidelines for name.
10057 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
10058 -mbit-word to a variable instead of being a target mask.
10060 * config/rs6000/sync.md (lwsync): If the assembler supports it,
10061 emit the lwsync instruction instead of emitting the instruction as
10062 an integer constant.
10064 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
10065 fixuns_trundfsi2, move expander into rs6000.md.
10067 * config/rs6000/rs6000.md (cpu): Add power7.
10068 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
10069 (logical predicate patterns): Change the single instruction
10070 primitives that set CR0 to be fast_compare instead of compare.
10072 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
10073 (popcntddi2): Ditto.
10074 (popcount<mode>): Ditto.
10075 (floating multiply/add insns): Name the floating point
10076 multiply/add insns.
10077 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
10078 (isel_unsigned_<mode>): Ditto.
10079 (fixuns_trundfsi2): Move expander here from spe.md.
10080 (smindi3): Define if we have -misel on 64-bit systems.
10085 2009-06-23 Anatoly Sokolov <aesok@post.ru>
10087 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
10089 * config/avr/avr.c (avr_current_device): New variable.
10090 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
10091 (avr_arch, mcu_type_s): Move to avr.h.
10092 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
10093 default_data_section_start fields.
10094 (avr_arch): Moved from avr.c.
10095 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
10096 library_name fields.
10097 (avr_current_device, avr_mcu_types, avr_arch_types,
10098 avr_device_to_arch, avr_device_to_data_start,
10099 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
10100 (EXTRA_SPEC_FUNCTIONS): Define.
10101 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
10102 options mapping. Use device_to_arch and device_to_data_start insted.
10103 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
10104 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
10105 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
10106 * config/avr/driver-avr.c: New file.
10107 * config/avr/avr-devices.c: New file.
10109 2009-06-23 Jakub Jelinek <jakub@redhat.com>
10111 * var-tracking.c (unshare_variable): Force initialized to
10112 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
10113 (set_variable_part): Likewise.
10114 (struct variable_union_info): Remove pos_src field.
10115 (vui_vec, vui_allocated): New variables.
10116 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
10117 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
10118 == 1 use a simpler sorting algorithm. Compute pos field right
10119 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
10120 Avoid quadratic comparison if !flag_var_tracking_uninit.
10121 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
10122 unshare_variable unconditionally.
10123 (dataflow_set_different_2): Removed.
10124 (dataflow_set_different): Don't traverse second hash table.
10125 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
10126 unconditionally to var_reg_set or var_mem_set.
10127 (emit_notes_in_bb): Likewise.
10128 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
10130 (emit_note_insn_var_location): Don't set initialized to
10131 VAR_INIT_STATUS_INITIALIZED early.
10132 (vt_finalize): Free vui_vec if needed, clear vui_vec and
10134 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
10136 * tree-object-size.c (addr_object_size): Instead of checking
10137 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
10138 are no FIELD_DECLs following it.
10140 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
10142 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10143 order to match bswaps with signed source operands.
10145 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10147 * sdbout.c (sdbout_one_type): Fix braces in switch.
10149 2009-06-23 Richard Guenther <rguenther@suse.de>
10151 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
10153 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
10154 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
10155 var_callused, callused_tree, var_storedanything, storedanything_tree,
10156 var_integer, integer_tree): Remove global variables.
10157 (new_var_info): Do not pass new id, append the new var to the
10158 global variable vector.
10159 (do_ds_constraint): Use is_global_var member of the variable-info.
10160 (new_scalar_tmp_constraint_exp): Adjust.
10161 (create_function_info_for): Likewise.
10162 (create_variable_info_for): Likewise.
10163 (find_what_var_points_to): Remove dead code.
10164 (init_base_vars): Simplify.
10165 (compute_points_to_sets): Adjust.
10167 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10169 * combine.c (try_combine): Dump information about the insns we're
10172 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10174 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
10175 check when calling force_to_mode on TRUNCATE's operand.
10177 2009-06-22 Ian Lance Taylor <iant@google.com>
10179 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
10181 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10183 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
10185 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10187 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
10188 override library linkage flags such as -static-libgcc or
10191 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10193 * config/m68k/m68k-devices.def: Add line for MCF5221x.
10195 2009-06-22 Ian Lance Taylor <iant@google.com>
10197 * config/linux.opt: Put mglibc ahead of muclibc.
10199 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
10200 for duplicate decls.
10202 2009-06-22 Matthias Klose <doko@ubuntu.com>
10204 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
10206 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10209 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
10210 instead of NULL if a parser error occurs.
10212 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10214 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10215 non-DWARF2_DEBUGGING_INFO version.
10217 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10219 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10220 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10222 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10223 (LIBGCC2_TF_CEXT): Define.
10226 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10229 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10231 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10233 * config/arm/arm.c (arm_override_options): Disable
10234 -mcaller-super-interworking and -mcallee-super-interworking.
10235 * doc/invoke.texi (ARM Options): Document this.
10237 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10239 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10240 * config/arm/constraints.md (j): New constraint for movw operands.
10241 (N): Remove thumb2 meaning.
10242 * config/arm/arm.md (*arm_movw): Delete.
10243 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10244 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10245 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10247 2009-06-22 Martin Jambor <mjambor@suse.cz>
10249 PR tree-optimization/40492
10250 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10251 build_ref_for_offset.
10253 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10255 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10256 JUMP_TABLE_DATA_P predicates where applicable.
10257 * auto-inc-dec.c: Ditto.
10258 * builtins.c: Ditto.
10259 * caller-save.c: Ditto.
10261 * cfgcleanup.c: Ditto.
10262 * cfglayout.c: Ditto.
10264 * combine.c: Ditto.
10265 * combine-stack-adj.c: Ditto.
10269 * df-scan.c: Ditto.
10271 * dwarf2asm.c: Ditto.
10272 * dwarf2out.c: Ditto.
10273 * emit-rtl.c: Ditto.
10279 * function.c: Ditto.
10282 * genpreds.c: Ditto.
10283 * genrecog.c: Ditto.
10285 * ira-costs.c: Ditto.
10286 * ira-lives.c: Ditto.
10288 * loop-iv.c: Ditto.
10289 * lower-subreg.c: Ditto.
10290 * modulo-sched.c: Ditto.
10292 * postreload.c: Ditto.
10293 * print-rtl.c: Ditto.
10295 * reginfo.c: Ditto.
10296 * regmove.c: Ditto.
10297 * reload1.c: Ditto.
10300 * rtlanal.c: Ditto.
10302 * sched-vis.c: Ditto.
10304 * sel-sched-ir.c: Ditto.
10305 * simplify-rtx.c: Ditto.
10306 * targhooks.c: Ditto.
10307 * var-tracking.c: Ditto.
10308 * vmsdbgout.c: Ditto.
10310 2009-06-22 Matthias Klose <doko@ubuntu.com>
10312 * Makefile.in (install-plugin): Always use DESTDIR.
10314 2009-06-22 Olivier Hainque <hainque@adacore.com>
10316 * config/pa/pa.c (output_call): Don't optimize post call jumps
10317 into return address adjustments if the call may throw.
10319 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10321 * arm.c (thumb1_output_casesi): New function.
10322 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10323 optimizing for size or PIC.
10324 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10325 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10326 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10327 (thumb1_casesi_internal_pic): New expand rule.
10328 (thumb1_casesi_dispatch): New pattern.
10329 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10331 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10332 in the text seciton when PIC or optimizing for size.
10333 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10334 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10335 preservation properties of code.
10336 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10337 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10338 (__gnu_thumb1_case_si): New function.
10339 * t-arm (LIB1ASMSRC): Define here.
10340 (LIB1ASMFUNCS): Add some common functions.
10341 * t-arm-elf (LIB1ASMSRC): Delete.
10342 (LIB1ASMFUNCS): Append to existing set.
10343 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10344 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10345 * t-symbian (LIB1ASMFUNCS): Likewise.
10346 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10347 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10349 2009-06-21 Richard Guenther <rguenther@suse.de>
10351 PR tree-optimization/38729
10352 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10353 to loops with a single exit if -fno-expensive-optimizations.
10355 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10357 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10358 (dataflow_set): Change vars type from htab_t to shared_hash.
10359 (shared_hash_pool, empty_shared_hash): New variables.
10360 (vars_clear): Removed.
10361 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10362 shared_hash_find_slot_unshare, shared_hash_find_slot,
10363 shared_hash_find_slot_noinsert, shared_hash_find): New
10365 (shared_hash_unshare, shared_hash_destroy): New functions.
10366 (unshare_variable): Unshare set->vars if shared, use
10368 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10369 (get_init_value, find_src_set_src, dump_dataflow_set,
10370 clobber_variable_part, emit_notes_for_differences): Use
10372 (dataflow_set_init): Remove second argument, set vars to
10373 empty_shared_hash instead of creating a new htab.
10374 (dataflow_set_clear): Call shared_hash_destroy and set vars
10375 to empty_shared_hash instead of calling vars_clear.
10376 (dataflow_set_copy): Don't call vars_copy, instead just share
10377 the src htab with dst.
10378 (variable_union): Use shared_hash_*, use initially NO_INSERT
10379 lookup if set->vars is shared. Don't keep slot cleared before
10380 calling unshare_variable. Unshare set->vars if needed.
10381 Even ->refcount == 1 vars must be unshared if set->vars is shared
10382 and var needs to be modified.
10383 (variable_canonicalize): New function.
10384 (dataflow_set_union): If dst->vars is empty, just share src->vars
10385 with dst->vars and traverse with variable_canonicalize to canonicalize
10386 and unshare what is needed.
10387 (dataflow_set_different): If old_set and new_set use the same shared
10388 htab, they aren't different. If number of htab elements is different,
10389 htabs are different. Use shared_hash_*.
10390 (dataflow_set_destroy): Call shared_hash_destroy instead of
10392 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10393 second argument to dataflow_set_init.
10394 (vt_initialize): Likewise. Initialize shared_hash_pool and
10395 empty_shared_hash, move bb in/out initialization afterwards.
10396 Use variable_htab_free instead of NULL as changed_variables del hook.
10397 (variable_was_changed): Change type of second argument to pointer to
10398 dataflow_set. When inserting var into changed_variables, bump
10399 refcount. Unshare set->vars if set is shared htab and slot needs to
10401 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10402 lookup if set->vars is shared. Unshare set->vars if needed.
10403 Even ->refcount == 1 vars must be unshared if set->vars is shared
10404 and var needs to be modified. Adjust variable_was_changed caller.
10405 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10406 vars must be unshared if set->vars is shared and var needs to be
10407 modified. Adjust variable_was_changed caller.
10408 (emit_note_insn_var_location): Don't pool_free var.
10409 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10411 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10412 free_alloc_pool on shared_hash_pool.
10414 2009-06-20 Anthony Green <green@moxielogic.com>
10416 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10417 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10419 2009-06-20 Richard Guenther <rguenther@suse.de>
10421 * tree-ssa-structalias.c (find_func_aliases): For memset use
10422 a constraint from NULL if we memset to zero.
10423 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10424 we explicitly handle that do not read from memory.
10425 (call_may_clobber_ref_p_1): Properly handle builtins that may
10428 2009-06-20 Richard Guenther <rguenther@suse.de>
10430 PR tree-optimization/40495
10431 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10432 (new_scalar_tmp_constraint_exp): New function.
10433 (process_constraint): Do not create temporary decls.
10434 (process_all_all_constraints): Likewise.
10435 (handle_const_call): Likewise.
10436 (create_function_info_for): Do not set decl.
10438 2009-06-19 Ian Lance Taylor <iant@google.com>
10440 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10441 (rs6000_attribute_table): Make static; move before use.
10443 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10445 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10446 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10447 Propagate the TREE_READONLY flag without overwriting it.
10448 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10449 Propagate the TREE_READONLY flag onto the result.
10450 (process_call_operands): Move around. Use correct constant value.
10452 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10455 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10456 * config/arm/arm.md: Likewise.
10458 2009-06-19 Ian Lance Taylor <iant@google.com>
10460 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10461 to GIMPLE_ERROR_MARK.
10463 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10464 op2_original_type parameters. Warn about using different enum types.
10465 * c-parser.c (c_parser_conditional_expression): Pass original
10466 types to build_conditional_expr.
10467 * c-tree.h (build_conditional_expr): Update declaration.
10469 2009-06-19 Ian Lance Taylor <iant@google.com>
10471 * config/i386/i386.c (ix86_function_specific_save): Test that
10472 fields match values, rather than testing the values are in a
10475 2009-06-19 Richard Guenther <rguenther@suse.de>
10477 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10478 ADDR_EXPR pointers.
10479 (ptr_derefs_may_alias_p): Likewise.
10480 (ptr_deref_may_alias_ref_p_1): New function.
10481 (ptr_deref_may_alias_ref_p): Likewise.
10482 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10483 covered by looking at the ESCAPED solution.
10484 (call_may_clobber_ref_p_1): Likewise.
10485 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10486 Handle NULL_TREE offset. Do not produce redundant constraints.
10487 (process_all_all_constraints): New helper function.
10488 (do_structure_copy): Use it.
10489 (handle_lhs_call): Likewise.
10490 (find_func_aliases): Handle some builtins with pointer arguments
10491 and/or return values explicitly.
10493 2009-06-19 Ian Lance Taylor <iant@google.com>
10495 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10497 2009-06-19 Ian Lance Taylor <iant@google.com>
10499 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10501 2009-06-19 Ian Lance Taylor <iant@google.com>
10503 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10504 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10507 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10508 uninitialized const.
10510 2009-06-19 Ian Lance Taylor <iant@google.com>
10512 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10515 * c-decl.c (in_struct, struct_types): Remove.
10516 (struct c_binding): Add in_struct field.
10517 (c_binding_ptr): Define type, along with VEC.
10518 (struct c_struct_parse_info): Define.
10519 (struct_parse_info): New static variable.
10520 (bind): Initialize in_struct field.
10521 (start_struct): Remove enclosing_in_struct and
10522 enclosing_struct_types parameters. Add
10523 enclosing_struct_parse_info parameter. Change all callers. Set
10524 struct_parse_info rather than in_struct and struct_types.
10525 (grokfield): If -Wc++-compat and there is a symbol binding for the
10526 field name, set the in_struct flag and push it on the
10527 struct_parse_info->fields vector.
10528 (warn_cxx_compat_finish_struct): New static function.
10529 (finish_struct): Remove enclosing_in_struct and
10530 enclosing_struct_types parameters. Add
10531 enclosing_struct_parse_info parameter. Change all callers. Don't
10532 set C_TYPE_DEFINED_IN_STRUCT here. Call
10533 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10534 parameter. Only push on struct_types if warn_cxx_compat.
10535 (finish_enum): Only push on struct_types if warn_cxx_compat.
10536 (declspecs_add_type): Add loc parameter. Change all callers.
10537 Change all error calls to error_at. Pass loc, not input_location,
10538 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10539 defined in a struct. If -Wc++-compat and parsing a struct, record
10540 that a typedef name was used.
10541 * c-parser.c (c_parser_declspecs): Get location to pass to
10542 declspecs_add_type.
10543 (c_parser_struct_or_union_specifier): Update calls to start_struct
10545 * c-tree.h (struct c_struct_parse_info): Declare.
10546 (finish_struct, start_struct): Update declarations.
10547 (declspecs_add_type): Update declaration.
10549 2009-06-19 Ian Lance Taylor <iant@google.com>
10551 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10552 variable with an anonymous type.
10554 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10556 * see.c: Remove for real.
10558 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10560 * optabs.h (enum optab_index): Add new OTI_significand.
10561 (significand_optab): Define corresponding macro.
10562 * optabs.c (init_optabs): Initialize significand_optab.
10563 * genopinit.c (optabs): Implement significand_optab using
10564 significand?f2 patterns.
10565 * builtins.c (expand_builtin_mathfn): Handle
10566 BUILT_IN_SIGNIFICAND{,F,L}.
10567 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10568 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10570 * config/i386/i386.md (significandxf2, significand<mode>2): New
10571 expanders to implement significandf, significand and significandl
10572 built-ins as inline x87 intrinsics.
10574 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10576 * config/avr/avr.c (avr_override_options): Remove setting value of
10577 PARAM_INLINE_CALL_COST.
10579 2009-06-18 Richard Henderson <rth@redhat.com>
10582 * tree-pass.h (TDF_ASMNAME): New.
10583 * tree-dump.c (dump_options): Add asmname.
10584 * doc/invoke.texi: Document it.
10586 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10587 (dump_decl_name): ...here.
10588 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10589 (dump_generic_node): Update dump_function_name calls.
10590 (print_call_name): New flags arg; update all dump calls.
10591 * diagnostic.h (print_call_name): Update.
10592 * gimple-pretty-print.c (dump_gimple_call): Update.
10594 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10597 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10599 2009-06-18 Diego Novillo <dnovillo@google.com>
10601 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10602 * plugin.c (str_license): Declare.
10603 (try_init_one_plugin): Assert that the symbol
10604 'plugin_is_GPL_compatible' exists.
10606 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10609 * Makefile.in (OBJS-common): Remove see.o.
10611 * common.opt (fsee): Mark as preserved for backward compatibility.
10612 * opts.c (common_handle_option): Add OPT_fsee to the backward
10613 compatibility section.
10614 * passes.c (init_optimization_passes, pass_see): Remove pass.
10615 * timevar.def (TV_SEE): Remove.
10616 * tree-pass.h (pass_see): Remove declaration.
10617 * doc/invoke.texi (-fsee): Remove documentation.
10619 2009-06-18 Martin Jambor <mjambor@suse.cz>
10621 * tree-sra.c: Include statistics.h
10622 (sra_stats): New variable.
10623 (sra_initialize): Clear sra_stats.
10624 (create_access_replacement): Increment sra_stats.replacements.
10625 (get_access_replacement): Do not return twice.
10626 (analyze_all_variable_accesses): Increment statistics counter by the
10627 number of scalarized aggregates.
10628 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10629 (sra_modify_expr): Increment sra_stats.exprs.
10630 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10631 (sra_modify_assign): Increment sra_stats.exprs,
10632 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10633 (perform_intra_sra): Update statistics counters.
10634 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10636 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10638 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10639 (arm_scalar_mode_supported_p): New function.
10641 2009-06-18 Paul Brook <paul@codesourcery.com>
10642 Sandra Loosemore <sandra@codesourcery.com>
10644 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10645 (__extendhfsf2, __truncsfhf2): Define.
10646 * config/arm/fp16.c: New file.
10647 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10648 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10650 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10652 * doc/extend.texi (Half-Precision): New section.
10653 * doc/invoke.texi (Option Summary): List -mfp16-format.
10654 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10655 * config/arm/arm.opt (mfp16-format=): New.
10656 * config/arm/arm.c: Include intl.h.
10657 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10658 (TARGET_INVALID_RETURN_TYPE): Redefine.
10659 (TARGET_PROMOTED_TYPE): Redefine.
10660 (TARGET_CONVERT_TO_TYPE): Redefine.
10661 (arm_fp16_format): Define.
10662 (all_fpus): Add entry for neon-fp16.
10663 (fp_model_for_fpu): Likewise.
10664 (struct fp16_format): Declare.
10665 (all_fp16_formats): Define.
10666 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10668 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10670 (arm_legitimate_index_p): Treat HFmode like HImode.
10671 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10672 (coproc_secondary_reload_class): Special-case HFmode.
10673 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10674 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10675 (arm_init_fp16_builtins): New.
10676 (arm_init_builtins): Call it.
10677 (arm_invalid_parameter_type): New.
10678 (arm_invalid_return_type): New.
10679 (arm_promoted_type): New.
10680 (arm_convert_to_type).
10681 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10683 (arm_emit_fp16_const): New function.
10684 (arm_mangle_type): Mangle __fp16 as "Dh".
10685 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10687 (TARGET_NEON_FP16): New.
10688 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10689 (enum fputype): Add FPUTYPE_NEON_FP16.
10690 (enum arm_fp16_format_type): Declare.
10691 (arm_fp16_format): Declare.
10692 (LARGEST_EXPONENT_IS_NORMAL): Define.
10693 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10694 * config/arm/arm-modes.def (HFmode): Define.
10695 * config/arm/vfp.md: (*movhf_vfp): New.
10696 (extendhfsf2): New.
10698 * config/arm/arm.md: (fpu): Add neon_fp16.
10699 (floatsihf2, floatdihf2): New.
10700 (fix_trunchfsi2, fix_trunchfdi2): New.
10702 (extendhfdf2): New.
10704 (*arm32_movhf): New.
10705 (*thumb1_movhf): New.
10706 (consttable_2): Add check for HFmode constants.
10707 (consttable_4): Handle HFmode constants.
10709 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10711 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10713 2009-06-17 Olivier Hainque <hainque@adacore.com>
10715 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10716 const char ** conversion in AIX specific section.
10718 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10720 * config/i386/i386.c (ix86_special_builtin_type): Remove
10721 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10722 (bdesc_special_args): Updated.
10723 (ix86_init_mmx_sse_builtins): Likewise.
10724 (ix86_expand_special_args_builtin): Likewise.
10726 2009-06-17 Richard Henderson <rth@redhat.com>
10728 * tree-pretty-print.c (maybe_dump_asm_name): New.
10729 (dump_decl_name): Use it.
10730 (PRINT_FUNCTION_NAME): Merge into...
10731 (dump_function_name): ... here. Use maybe_dump_asm_name.
10733 2009-06-17 Cary Coutant <ccoutant@google.com>
10735 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10737 * debug.c (struct gcc_debug_hooks): Change placeholder for
10739 (debug_nothing_int_charstar_int): Replaced by...
10740 (debug_nothing_int_charstar_int_bool): ...this.
10741 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10742 source_line prototype.
10743 (debug_nothing_int_charstar_int): Replaced by...
10744 (debug_nothing_int_charstar_int_bool): ...this.
10745 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10746 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10747 Output is_stmt operand when necessary.
10748 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10749 (notice_source_line): Add is_stmt parameter.
10750 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10751 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10753 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10754 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10756 2009-06-17 Ian Lance Taylor <iant@google.com>
10758 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10760 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10763 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10765 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10766 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10767 tree_strip_sign_nop_conversions and
10768 tree_ssa_strip_useless_type_conversions rather than stripping
10769 the operations here.
10770 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10772 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10773 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10774 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10775 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10778 2009-06-17 Michael Eager <eager@eagercon.com>
10780 * config/rs6000/constraints.md (register_constraint "d"): New.
10781 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10782 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10783 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10784 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10785 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10786 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10787 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10788 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10789 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10790 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10792 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10793 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10794 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10795 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10796 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10797 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10798 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10799 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10800 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10801 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10802 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10803 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10804 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10805 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10807 2009-06-16 Ian Lance Taylor <iant@google.com>
10809 * profile.c (total_num_never_executed): Don't define.
10810 (compute_branch_probabilities): Don't count or print
10811 num_never_executed.
10812 (init_branch_prob): Don't set total_num_never_executed.
10813 (end_branch_prob): Don't print total_num_never_executed.
10815 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10817 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10819 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10821 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10822 (nabstd2_fpr): Same.
10824 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10826 * expr.c (expand_assignment): Change complex type check.
10828 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10830 * doc/plugins.texi (Building GCC plugins): Added new section.
10832 2009-06-17 Ian Lance Taylor <iant@google.com>
10834 * c-pch.c (get_ident): Don't set size of templ array.
10835 (pch_init): Don't set size of partial_pch array.
10837 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10838 string constant to intialize an array whose size is the length of
10841 2009-06-17 Richard Guenther <rguenther@suse.de>
10843 PR tree-optimization/40389
10844 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10845 to addressable types.
10846 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10848 2009-06-17 Richard Guenther <rguenther@suse.de>
10850 PR middle-end/40460
10851 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10852 if there is no evolution of left in the loop bail out.
10853 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10854 chrec_fold_multiply.
10856 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10857 Janis Johnson <janis187@us.ibm.com>
10860 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10861 for the symbol ref of a constant that is the source of a move
10862 - nor for any other not-obvious-label-ref constants.
10864 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10866 * plugin.c (position_pass): Skip newly inserted pass during list
10867 traversal to avoid repeated insertion.
10869 2009-06-16 Ian Lance Taylor <iant@google.com>
10871 * vec.h (VEC_stack_alloc): Define different version if
10872 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10873 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10874 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10875 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10877 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10879 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10881 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10882 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10883 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10884 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10885 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10886 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10887 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10888 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10889 __builtin_ia32_rdtscp.
10890 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10891 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10892 and __builtin_ia32_rorhi.
10893 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10894 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10895 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10896 (ix86_expand_args_builtin): Likewise.
10897 (ix86_expand_special_args_builtin): Likewise.
10899 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10900 (UNSPECV_RDTSC): Likewise.
10901 (UNSPECV_RDPMC): Likewise.
10902 (*bsr): Renamed to ...
10904 (*bsr_rex64): Renamed to ...
10907 (*rdpmc): Likewise.
10908 (*rdpmc_rex64): Likewise.
10910 (*rdtsc): Likewise.
10911 (*rdtsc_rex64): Likewise.
10912 (rdtscp): Likewise.
10913 (*rdtscp): Likewise.
10914 (*rdtscp_rex64): Likewise.
10916 * config/i386/ia32intrin.h: New.
10918 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10920 2009-06-16 Ian Lance Taylor <iant@google.com>
10922 * ira-build.c (copy_info_to_removed_store_destinations):
10923 Initialize parent_a.
10925 2009-06-16 Ian Lance Taylor <iant@google.com>
10927 * c-decl.c (grokdeclarator): Change size_varies to bool.
10929 2009-06-16 Ian Lance Taylor <iant@google.com>
10931 * sel-sched.c: Make forward declarations of move_op_hooks and
10932 fur_hooks explicitly extern.
10934 2009-06-16 Ian Lance Taylor <iant@google.com>
10936 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10937 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10939 2009-06-16 Ian Lance Taylor <iant@google.com>
10941 * resource.c (mark_referenced_resources): Change
10942 include_delayed_effects parameter to bool. Change all callers.
10943 (mark_end_of_function_resources): Likewise.
10944 * reorg.c (insn_references_resource_p): Likewise.
10945 (insn_sets_resource_p): Likewise.
10946 * resource.h (mark_referenced_resources): Update declaration.
10947 (mark_end_of_function_resources): Update declaration.
10949 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10951 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10953 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10955 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10956 GCC can bootstrap on AIX with GNU Binutils 2.20.
10958 2009-06-16 Ian Lance Taylor <iant@google.com>
10960 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10962 2009-06-16 Ian Lance Taylor <iant@google.com>
10964 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10965 inline, not extern inline.
10966 (exact_log2): Likewise.
10967 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10969 (exact_log2): Likewise, but don't test CTZ_HWI.
10971 2009-06-16 Ian Lance Taylor <iant@google.com>
10973 * bitmap.c (bitmap_clear): Don't declare as inline.
10974 * gimple.c (gimplify_assign): Likewise.
10975 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10976 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10977 (sched_scan_info): Remove duplicate definition.
10979 2009-06-16 Ian Lance Taylor <iant@google.com>
10981 * c-common.c (skip_evaluation): Don't define.
10982 (c_inhibit_evaluation_warnings): Define global variable.
10983 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10984 than skip_evaluation.
10985 (convert_and_check, warn_for_div_by_zero): Likewise.
10986 * c-common.h (skip_evaluation): Don't declare.
10987 (c_inhibit_evaluation_warnings): Declare.
10988 * c-parser.c (c_parser_typeof_specifier): Set
10989 c_inhibit_evaluation_warnings rather than skip_evaluation.
10990 (c_parser_conditional_expression): Likewise.
10991 (c_parser_binary_expression): Likewise.
10992 (c_parser_sizeof_expression): Likewise.
10993 (c_parser_alignof_expression): Likewise.
10994 * c-typeck.c (build_indirect_ref): Check
10995 c_inhibit_evaluation_warnings rather than skip_evaluation.
10996 (build_conditional_expr, build_binary_op): Likewise.
10998 2009-06-16 Richard Guenther <rguenther@suse.de>
11000 * tree-ssa-alias.c (is_escape_site): Remove.
11001 * tree-ssa-alias.h (enum escape_type): Remove.
11002 (is_escape_site): Likewise.
11003 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
11004 via casts and asms without deferring to is_escape_site.
11006 2009-06-16 Jakub Jelinek <jakub@redhat.com>
11008 PR middle-end/40446
11009 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
11010 use gen_lowpart if op0 has complex mode.
11012 2009-06-16 Richard Guenther <rguenther@suse.de>
11014 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
11015 variables add them to ESCAPED.
11016 (find_func_aliases): Do not make all indirectly stored values escaped.
11018 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
11020 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
11021 make_decl_one_only.
11023 2009-06-16 Martin Jambor <mjambor@suse.cz>
11025 PR tree-optimization/40432
11026 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
11027 check whether we need to force gimple register operand.
11029 2009-06-16 Martin Jambor <mjambor@suse.cz>
11031 PR tree-optimization/40413
11032 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
11033 build_ref_for_offset.
11034 (propagate_subacesses_accross_link): Fix a typo in a comment.
11036 2009-06-16 Ira Rosen <irar@il.ibm.com>
11038 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11039 with additional parameter.
11040 * tree-vectorizer.h (enum vect_def_type): Add new value
11042 (enum vect_relevant): Add comments.
11043 (vect_is_simple_reduction): Add new argument.
11044 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
11045 Detect nested cycles.
11046 (vect_is_simple_reduction): Update documentation, add an argument to
11047 distinguish inner-loop reduction from nested cycle, detect nested
11048 cycles, fix printings and indentation, don't swap operands in case
11050 (get_initial_def_for_reduction): Handle subtraction.
11051 (vect_create_epilog_for_reduction): Add new argument to specify
11052 reduction variable.
11053 (vect_finalize_reduction): Handle subtraction, fix comments.
11054 (vectorizable_reduction): Handle nested cycles. In case of nested
11055 cycle keep track of the reduction variable position. Call
11056 vect_is_simple_reduction with additional parameter. Use original
11057 statement code in reduction epilogue for nested cycle. Call
11058 vect_create_epilog_for_reduction with additional parameter.
11059 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
11060 inner-loop vectorization.
11061 (vect_recog_widen_sum_pattern): Likewise.
11062 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
11064 (vect_mark_stmts_to_be_vectorized): Likewise.
11065 (vect_get_vec_def_for_operand): Handle nested cycles.
11067 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11069 * doc/invoke.texi (Debugging Options): Fix option index entries
11070 for -fdump-statistics, -frandom-seed add entries for
11071 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
11072 (FRV Options): Fix entries for -mTLS, -mtls.
11073 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
11074 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
11075 (M68hc1x Options): Fix @itemx for -mnominmax.
11076 (MCore Options): Fix entry for -mno-lsim.
11077 (MMIX Options): Fix entry for -mabi=mmixware.
11078 (PDP-11 Options): Fix entry for -mbcopy-builtin.
11080 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
11082 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
11083 Mention the plugin mode of gengtype.
11084 * doc/gty.texi (Source Files Containing Type Information): Likewise.
11085 * gengtype.c: Updated copyright.
11086 (plugin_files, nb_plugin_files) Added new static variables.
11087 (measure_input_list) Care about plugin_files.
11088 (write_rtx_next): Added early return in plugin mode.
11089 (create_file): Updated copyright year in generated file. Added
11091 (oprintf): Added early return if NULL outf.
11092 (get_output_file_with_visibility): Care of plugin_files.
11093 (get_output_file_name): May return null.
11094 (write_local): Added early return.
11095 (put_mangled_filename): Ditto.
11096 (finish_root_table): Added check for base_files.
11097 (write_roots): Care about null when plugins.
11098 (main): Added plugin mode.
11100 2009-06-15 Ian Lance Taylor <iant@google.com>
11102 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
11103 * gcov.c (read_count_file): Add braces around variables declared
11106 * c.opt (Wjump-misses-init): New warning.
11107 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
11108 -Wall and -Wc++-compat if not already set.
11109 (c_common_post_options): Clear warn_jump_misses_init if it was not
11111 * c-decl.c (struct c_binding): Change type field to a union with
11112 new label field. Make it the first field in the struct. Update
11113 references to type to use u.type instead.
11114 (struct c_spot_bindings): Define.
11115 (struct c_goto_bindings): Define.
11116 (c_goto_bindings_p): Define, along with VECs.
11117 (struct c_label_vars): Define.
11118 (struct c_scope): Add has_label_bindings field.
11119 (bind_label, set_spot_bindings): New static functions.
11120 (decl_jump_unsafe, update_spot_bindings): New static functions.
11121 (update_label_decls): New static function.
11122 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
11123 Update binding u.label field to shadowed field.
11124 (c_binding_start_stmt_expr): New function.
11125 (c_binding_end_stmt_expr): New function.
11126 (pushdecl): Don't call c_begin_vm_scope.
11127 (make_label): Add defining and p_label_vars parameters. Change
11129 (lookup_label): Correct test for whether a label has not yet been
11130 defined. Call bind_label rather than bind.
11131 (warn_about_goto): New static function.
11132 (lookup_label_for_goto): New function.
11133 (declare_label): Call bind_label rather than bind.
11134 (check_earlier_gotos): New static function.
11135 (define_label): Don't give errors about jumping into statement
11136 expressions or scopes of variably modified types. Call
11137 set_spot_bindings and check_earlier_gotos. Call bind_label
11138 instead of bind. Don't set label_context_stack_se or
11139 label_context_stack_vm.
11140 (c_get_switch_bindings): New function.
11141 (c_release_switch_bindings): New function.
11142 (c_check_switch_jump_warnings): New function.
11143 (start_function): Don't set label_context_stack_se or
11144 label_context_stack_vm.
11145 (finish_function): Likewise.
11146 * c-typeck.c (label_context_stack_se): Don't define.
11147 (label_context_stack_vm): Don't define.
11148 (c_finish_goto_label): Call lookup_label_for_goto rather than
11149 lookup_label. Don't give errors about jumping into a statement
11150 expression or the scope of a variably modified type. Don't set
11151 label_context_stack_se or label_context_stack_vm.
11152 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
11153 fields. Add bindings field.
11154 (c_start_case): Don't set deleted fields. Set bindings field.
11155 (do_case): Rework order of tests. Don't check blocked_stmt_expr
11156 or blocked_vm. Call c_check_switch_jump_warnings.
11157 (c_finish_case): Don't test blocked_stmt_expr field. Call
11158 c_release_switch_bindings.
11159 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
11160 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11161 set label_context_stack_se. Call c_bindings_start_stmt_expr.
11162 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
11163 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11164 set label_context_stack_se. Call c_bindings_end_stmt_expr.
11165 (c_begin_vm_scope, c_end_vm_scope): Don't define.
11166 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
11167 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
11168 (C_DECL_UNJUMPABLE_VM): Don't define.
11169 (C_DECL_UNDEFINABLE_VM): Don't define.
11170 (struct c_label_list): Don't define.
11171 (struct c_label_context_se): Don't define.
11172 (struct c_label_context_vm): Don't define.
11173 (struct c_spot_bindings): Declare.
11174 (c_bindings_start_stmt_expr): Declare.
11175 (c_bindings_end_stmt_expr): Declare.
11176 (lookup_label_for_goto): Declare.
11177 (c_get_switch_bindings, c_release_switch_bindings): Declare.
11178 (c_check_switch_jump_warnings): Declare.
11179 (label_context_stack_se, label_context_stack_vm): Don't declare.
11180 (c_finish_goto_label): Update declaration.
11181 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
11182 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
11183 (Warning Options): Document -Wjump-misses-init.
11185 2009-06-15 Jakub Jelinek <jakub@redhat.com>
11187 * tree-object-size.c (addr_object_size): Fix a pasto in the last
11190 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11192 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
11194 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11196 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
11198 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11200 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
11202 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11204 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
11205 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
11206 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
11207 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
11208 * dwarf2asm.c (dw2_force_const_mem): Update call to
11209 make_decl_one_only.
11210 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
11211 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
11212 * langhooks.c (lhd_comdat_group): Remove.
11213 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11214 * tree.h (DECL_COMDAT_GROUP): New.
11215 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11216 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11217 (make_decl_one_only): Change signature.
11218 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11219 make_decl_one_only.
11220 (make_decl_one_only): Change signature.
11221 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11223 2009-06-15 Richard Guenther <rguenther@suse.de>
11225 PR middle-end/40439
11226 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11228 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11230 * tree-ssa-math-opts.c: Remove extra divide.
11232 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11234 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11236 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11238 * passes.c: Add bswap pass.
11239 * tree-pass.h: Add pass_optimize_bswap declaration.
11240 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11241 Include rtl.h, expr.h and optabs.h for optab_handler check.
11242 (struct symbolic_number, pass_optimize_bswap): New definition.
11243 (do_shift_rotate, verify_symbolic_number_p): New functions.
11244 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11245 (gate_optimize_bswap): New function.
11246 * tree.c (widest_int_cst_value): New function.
11247 * tree.h (widest_int_cst_value): Prototype added.
11249 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11251 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11252 REG_EQUAL/REG_EQUIV notes.
11254 2009-06-14 Richard Guenther <rguenther@suse.de>
11256 PR middle-end/40389
11257 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11258 has its address taken if NRV was applied and it is addressable.
11259 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11260 function split out from ...
11261 (get_constraint_for_1): ... here.
11262 (handle_rhs_call): Use it to mark the return slot escaped if
11263 it is addressable and NRV was applied.
11265 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11267 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11268 Change first argument type to location_t.
11269 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11270 Do not set input_location.
11271 Use loc instead of input_location throughout.
11273 2009-06-13 Richard Guenther <rguenther@suse.de>
11275 PR tree-optimization/40421
11276 * tree-predcom.c (should_unroll_loop_p): Remove.
11277 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11279 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11281 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11282 Add location argument.
11284 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11286 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11288 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11289 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11290 * config/spu/spu-protos.h: Add location to
11291 spu_resolve_overloaded_builtin.
11292 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11293 spu_build_builtin_va_list.
11294 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11295 argument. Pass location to build_function_call_vec.
11296 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11298 (emit_fpu_switch): Same.
11299 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11300 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11301 to build_decl and create_artificial_label.
11302 (xtensa_gimplify_va_arg_expr): Same.
11303 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11304 (xstormy16_gimplify_va_arg_expr): Same.
11305 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11306 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11307 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11308 (mips16_build_function_stub): Same.
11309 (mips16_build_call_stub): Same.
11311 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11314 * arm/constraints.md (Pa, Pb): New constraints.
11315 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11316 split pattern to deal with them.
11318 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11320 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11321 fix index entry for -Xpreprocessor.
11323 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11325 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11326 Add location argument to build_decl call.
11327 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11328 (rs6000_init_builtins): Same.
11329 (spe_init_builtins): Same.
11330 (rs6000_gimplify_va_arg): Add location argument to
11331 create_artificial_label call.
11333 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11335 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11336 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11337 * Makefile.in: Fix GGC dependency for gcse.o.
11339 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11341 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11342 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11343 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11345 * c-parser.c (c_parser_binary_expression): Use current column while
11346 building binary operations.
11347 * common.opt (fshow-column): Enable by default.
11348 * tree-vrp.c (check_array_ref): Use warning_at.
11349 (check_array_bounds): Use location from call back if expr has no
11351 * tree.h: Add location argument to maybe_fold_*.
11352 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11353 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11354 (maybe_fold_offset_to_component_ref): Same.
11355 (maybe_fold_offset_to_reference): Same.
11356 (maybe_fold_offset_to_address): Same.
11357 (maybe_fold_stmt_indirect): Same.
11358 (maybe_fold_stmt_addition): Same.
11359 (fold_stmt_r): Pass location to maybe_fold_*.
11360 (fold_gimple_assign): Same.
11361 * c-tree.h: Add location argument to finish_decl,
11362 default_function_array_conversion, store_init_value.
11363 * c-decl.c (define_label): Use error_at.
11364 (c_make_fname_decl): Pass location to finish_decl.
11365 (finish_decl): New location argument.
11366 (build_compound_literal): Pass location to store_init_value.
11367 (grokdeclarator): Pass location to finish_decl.
11369 * c-typeck.c (array_to_pointer_conversion): New location argument.
11370 (function_to_pointer_conversion): Same.
11371 (default_function_array_conversion): Same.
11372 (parser_build_unary_op): Pass location to overflow_warning.
11373 (parser_build_binary_op): Same. Use warning_at.
11374 (build_unary_op): Pass location to array_to_pointer_conversion.
11375 (build_c_cast): Pass location to digest_init.
11376 (build_modify_expr): New location argument.
11377 (convert_for_assignment): Same.
11378 (store_init_value): Same.
11379 (digest_init): Same.
11380 (output_init_element): Pass location to digest_init and
11381 array_to_pointer_conversion.
11382 (c_finish_return): Pass location to convert_for_assignment.
11383 * gimplify.c (gimplify_conversion): Pass location to
11384 maybe_fold_offset_to_address.
11385 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11386 to maybe_fold_stmt_addition.
11387 * c-omp.c (c_finish_omp_atomic): Pass new location to
11389 (c_finish_omp_for): Same.
11390 * c-common.c (overflow_warning): New argument.
11391 * c-common.h: New argument to build_modify_expr, overflow_warning.
11392 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11394 (c_parser_initializer): Pass location to
11395 default_function_array_conversion.
11396 (c_parser_initelt): Same.
11397 (c_parser_initval): Same.
11398 (c_parser_asm_operands): Same.
11399 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11400 (c_parser_conditional_expression): Same.
11401 (c_parser_binary_expression): Add location info to stack. Use it.
11402 (c_parser_unary_expression): Pass location to
11403 default_function_array_conversion, parser_build_unary_op,
11404 build_indirect_ref, c_parser_postfix_expression_after_primary.
11405 (c_parser_postfix_expression_after_primary): New location argument.
11407 (c_parser_expression_conv): Pass location to
11408 default_function_array_conversion.
11409 (c_parser_expr_list): Same.
11410 (c_parser_omp_atomic): Same.
11411 (c_parser_omp_for_loop): Same.
11412 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11413 (build_array_declarator): New argument.
11414 * c-decl.c (build_array_declarator): Add location argument.
11415 (grokdeclarator): Set id_loc for cdk_array.
11416 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11417 build_array_declarator.
11418 * tree.c (build_omp_clause): Add location argument.
11419 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11420 (OMP_CLAUSE_LOCATION): New macro.
11421 (struct tree_omp_clause): Add location field.
11422 (build_omp_clause): Add argument.
11423 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11424 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11426 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11427 (cp_parser_omp_clause_collapse): Same.
11428 (cp_parser_omp_clause_default): Same.
11429 (cp_parser_omp_clause_if): Same.
11430 (cp_parser_omp_clause_nowait): Same.
11431 (cp_parser_omp_clause_num_threads): Same.
11432 (cp_parser_omp_clause_ordered): Same.
11433 (cp_parser_omp_clause_schedule): Same.
11434 (cp_parser_omp_clause_untied): Same.
11435 (cp_parser_omp_for_loop): Same.
11436 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11437 * c-tree.h (c_start_case): Add location argument.
11438 (c_process_expr_stmt): Same.
11439 (c_finish_goto_*): Same.
11440 * tree-parloops.c (initialize_reductions): Pass location to
11442 (create_parallel_loop): Same.
11443 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11444 (gfc_trans_omp_reduction_list): Same.
11445 (gfc_trans_omp_clauses): Same.
11446 (gfc_trans_omp_do): Same.
11447 * c-typeck.c (c_finish_goto_label): Same.
11448 (c_finish_goto_ptr): New location argument.
11449 (c_start_case): Same.
11450 (emit_side_effect_warnings): Same.
11451 (c_process_expr_stmt): Same.
11452 (c_finish_stmt_expr): Same.
11453 (c_finish_omp_clauses): Use error_at instead of error.
11454 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11456 * c-omp.c (c_split_parallel_clauses): New location argument.
11457 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11458 to build_omp_clause.
11459 (convert_local_reference_stmt): Same.
11460 (convert_gimple_call): Same.
11461 * c-common.h (c_split_parallel_clauses): New argument.
11462 * c-parser.c (c_parser_statement_after_labels): Pass location to
11463 c_finish_goto_label.
11464 (c_parser_switch_statement): Pass location to c_start_case.
11465 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11466 and c_process_expr_stmt.
11467 (c_parser_omp_variable_list): Add location argument.
11468 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11469 (c_parser_omp_clause_default): Same.
11470 (c_parser_omp_clause_if): Same.
11471 (c_parser_omp_clause_num_threads): Same.
11472 (-c_parser_omp_clause_ordered): Same.
11473 (c_parser_omp_clause_reduction): Pass location to
11474 c_parser_omp_variable_list.
11475 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11476 (c_parser_omp_clause_untied): Same.
11477 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11478 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11480 * c-tree.h (check_for_loop_decls, undeclared_variable,
11481 build_component_ref, build_array_ref, build_external_ref,
11482 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11483 build_conditional_expr, build_compound_expr, c_cast_expr,
11484 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11485 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11487 * c-semantics.c (build_stmt): Same.
11488 (build_case_label): Same.
11489 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11490 (undeclared_variable): New argument.
11491 (make_label): Same.
11492 (lookup_label): Pass location on down.
11493 (define_label): Same.
11494 (finish_decl): Same.
11495 (build_compound_literal): Same.
11496 (finish_struct): Same.
11497 (finish_function): Do not set location here.
11498 (check_for_loop_decls): New argument.
11499 * tree.c (save_expr): Set location.
11500 (build_empty_stmt): New argument.
11501 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11502 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11503 * builtins.c (gimplify_va_arg_expr): Use locations.
11504 (expand_builtin_sync_operation): Same.
11505 * c-typeck.c (build_component_ref): New argument.
11506 (build_array_ref): Same.
11507 (build_external_ref): Same.
11508 (c_expr_sizeof_expr): Same.
11509 (c_expr_sizeof_type): Same.
11510 (parser_build_unary_op): Same.
11511 (build_conditional_expr): Same.
11512 (build_compound_expr): Pass location on down.
11513 (build_compound_expr): New argument.
11514 (build_c_cast): Same.
11515 (c_cast_expr): Same.
11516 (build_asm_expr): Same.
11517 (c_finish_return): Same.
11518 (c_process_expr_stmt): Pass location on down.
11519 (c_finish_stmt_expr): New argument.
11520 (push_clenaup): Same.
11521 (c_finish_omp_parallel): Same.
11522 (c_finish_omp_task): Same.
11523 * gimplify.c (gimplify_call_expr): Pass location on down.
11524 * c-omp.c (c_finish_omp_master): New argument.
11525 (c_finish_omp_critical): Same.
11526 (c_finish_omp_ordered): Same.
11527 (c_finish_omp_barrier): Same.
11528 (-c_finish_omp_taskwait): Same.
11529 (c_finish_omp_atomic): Same.
11530 (c_finish_omp_flush): Same.
11531 * tree-inline.c (copy_tree_body_r): Pass location on down.
11532 (inline_forbidden_p): Remove use of input_location.
11533 * c-gimplify.c (c_build_bind_expr): New argument.
11534 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11535 (c_sizeof_or_alignof_type): New argument.
11536 (c_alignof_expr): Same.
11537 (build_va_arg): Same.
11538 (c_add_case_label): Same.
11539 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11540 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11541 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11542 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11543 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11544 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11546 * stub-objc.c (objc_build_selector_expr): Same.
11547 (objc_build_throw_stmt): Same.
11548 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11549 (c_parser_initelt): Same.
11550 (c_parser_compound_statement): Same.
11551 (c_parser_compound_statement_nostart): Same.
11552 (c_parser_label): Same.
11553 (c_parser_statement_after_labels): Same.
11554 (c_parser_if_body): Same.
11555 (c_parser_else_body): Same.
11556 (c_parser_if_statement): Same.
11557 (c_parser_switch_statement): Same.
11558 (c_parser_while_statement): Same.
11559 (c_parser_do_statement): Same.
11560 (c_parser_for_statement): Same.
11561 (c_parser_asm_statement): Same.
11562 (c_parser_conditional_expression): Same.
11563 (c_parser_binary_expression): Same.
11564 (c_parser_cast_expression): Same.
11565 (c_parser_unary_expression): Same.
11566 (c_parser_sizeof_expression): Same.
11567 (c_parser_alignof_expression): Same.
11568 (c_parser_postfix_expression): Same.
11569 (c_parser_expression): Same.
11570 (c_parser_objc_receiver): Same.
11571 (c_parser_omp_variable_list): Same.
11572 (c_parser_omp_structured_block): Same.
11573 (c_parser_omp_atomic): New argument.
11574 (c_parser_omp_barrier): Same.
11575 (c_parser_omp_critical): Same.
11576 (c_parser_omp_flush): Pass location on down.
11577 (c_parser_omp_for_loop): New argument.
11578 (c_parser_omp_for): Same.
11579 (c_parser_omp_master): Same.
11580 (c_parser_omp_ordered): Same.
11581 (c_parser_omp_sections_scope): Same.
11582 (c_parser_omp_sections): Same.
11583 (c_parser_omp_parallel): Same.
11584 (c_parser_omp_single): Same.
11585 (c_parser_omp_task): Same.
11586 (c_parser_omp_taskwait): Pass location on down.
11587 (c_parser_omp_construct): Same.
11588 (c_parser_omp_threadprivate): Same.
11589 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11590 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11591 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11592 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11593 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11594 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11595 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11596 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11597 config/i386/i386.c, stmt.c:
11598 Add location argument to the following function definitions and/or
11599 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11600 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11601 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11602 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11603 do_case, c_finish_bc_stmt, build_compound_literal,
11604 build_function_call.
11605 * c-decl.c (build_compound_literal): Add location argument.
11606 Make all diagnostic calls use location.
11607 (start_struct): Same.
11608 (finish_struct): Same.
11609 (start_enum): Same.
11610 (build_enumerator): Same.
11611 (start_function): Same.
11612 (grokdeclarator): Make all diagnostic calls use location.
11613 (store_parm_decls_oldstyle): Same.
11614 * c-typeck.c (build_function_call): Add location argument.
11615 Make all diagnostic calls use location.
11617 (c_finish_bc_stmt): Same.
11618 * tree-nested.c (get_trampoline_type): Add argument.
11619 Pass location to build_decl.
11620 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11621 * rtl.h (RTL_LOCATION): New.
11622 * c-common.c (c_add_case_label): Add location argument.
11623 Make all diagnostic calls use location.
11624 * c-common.h: Add location argument to make_fname_decl, do_case,
11625 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11626 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11627 Set it appropriately for every case. Pass enum_loc to start_enum
11628 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11630 (c_parser_struct_or_union_specifier): Save location. Use it for
11631 start_struct, finish_struct, and parser_xref_tag.
11633 2009-06-12 Ian Lance Taylor <iant@google.com>
11635 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11637 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11638 cpp_opts->warn_cxx_operator_names.
11640 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11643 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11644 is returns NULL and OP is a VCE, look through the VCE.
11646 2009-06-12 Ian Lance Taylor <iant@google.com>
11649 * collect2.c (main): Use CONST_CAST2 in code inside #if
11650 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11652 2009-06-12 Joey Ye <joey.ye@intel.com>
11654 PR middle-end/39146
11655 * cfgexpand.c (get_decl_align_unit): Update
11656 max_used_stack_slot_alignment with align instead of
11657 stack_alignment_needed.
11659 * function.c (assign_stack_local_1): Update
11660 max_used_stack_slot_alignment with alignment_in_bits instead
11661 of stack_alignment_needed.
11662 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11665 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11667 * dwarf2out.c (last_var_location_insn): New variable.
11668 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11669 (dwarf2out_var_location): Don't record anything after last real
11670 insn. Only change labels if there were any real instructions
11671 in between last note and this one, or if changed sections.
11673 2009-06-11 Richard Henderson <rth@redhat.com>
11675 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11676 note when storing the frame pointer in a register.
11677 (FRP): Don't redefine to nothing for epilogue.
11678 (alpha_expand_epilogue): Mark register and sp restores.
11679 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11681 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11682 when gen_lowpart is needed.
11684 2009-06-11 Richard Henderson <rth@redhat.com>
11686 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11688 * dwarf2out.c (need_data_align_sf_opcode): New.
11689 (div_data_align): Move earlier.
11690 (def_cfa_1, reg_save): Use it.
11692 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11694 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11695 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11696 (ix86_handle_option): Handle OPT_mcrc32.
11697 (ix86_target_string): Add -mcrc32.
11698 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11700 * config/i386/i386.h (TARGET_CRC32): New.
11702 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11703 (sse4_2_crc32di): Likewise.
11705 * config/i386/i386.opt (mcrc32): New.
11707 * doc/invoke.texi: Document -mcrc32.
11709 2009-06-11 Richard Henderson <rth@redhat.com>
11711 * common.opt (gdwarf-): Accept a version number.
11712 * doc/invoke.texi (gdwarf-): Update docs.
11713 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11714 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11715 version level, and record it.
11717 * dwarf2.h (DW_CIE_VERSION): Remove.
11718 * dwarf2out.c (DWARF_VERSION): Remove.
11719 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11720 (output_call_frame_info): Use CIE version 3 for dwarf3,
11721 or if the return register column is out of range for version 1.
11722 (dwarf_stack_op_name): Add all dwarf3 values.
11723 (DEBUG_PUBTYPES_SECTION): New.
11724 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11725 encoding change for dwarf3.
11726 (output_die) [dw_val_class_die_ref]: Likewise.
11727 (output_compilation_unit_header): Emit correct version for dwarf3.
11728 (output_line_info): Likewise.
11729 (output_pubnames): Update for DWARF_VERSION removal.
11730 (output_aranges): Likewise.
11731 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11732 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11733 (dwarf2out_finish): Likewise.
11735 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11737 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11740 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11743 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11744 * builtins.c (expand_builtin_unreachable): New function.
11745 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11746 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11747 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11749 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11750 searching for missing barriers.
11752 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11754 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11755 when -fprofile-generate* was passed.
11756 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11758 2009-06-11 Anthony Green <green@moxielogic.com>
11760 * config/moxie/moxie.md: Define length attribute for all instructions.
11762 (*b<cond:code>): Support limited branch ranges for new PC-relative
11763 branch instructions.
11764 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11766 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11768 * config/i386/i386.c (min_insn_size): Use get_attr_length
11769 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11770 For __asm return 0.
11772 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11773 instead of emit_insn_before.
11775 2009-06-10 Ian Lance Taylor <iant@google.com>
11778 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11781 2009-06-10 Revital Eres <eres@il.ibm.com>
11783 * passes.c (init_optimization_passes): Reschedule
11784 predictive-commoning pass before complete unroll pass.
11786 2009-06-10 Martin Jambor <mjambor@suse.cz>
11788 * cgraph.c (cgraph_node_can_be_local_p): New function.
11789 (cgraph_make_node_local): New function.
11790 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11791 (cgraph_make_node_local): Declare.
11793 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11795 * tree.h (tree_base): Add packed_flag and user_align fields.
11796 Decrease size of spare field.
11797 (TYPE_USER_ALIGN): Use user_align from tree_base.
11798 (DECL_USER_ALIGN): Likewise.
11799 (TYPE_PACKED): Use packed_flag from tree_base.
11800 (DECL_PACKED): Likewise.
11801 (tree_type): Delete packed_flag and user_align fields. Widen
11802 precision field. Widen mode field and shuffle fields to align
11803 mode on an 8-bit boundary.
11804 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11805 Renumber decl_flag_* fields. Fix comments. Widen
11806 decl_common_unused field.
11807 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11808 (DECL_EXTERNAL): Likewise.
11809 (DECL_BIT_FIELD): Likewise.
11810 (DECL_NONADDRESSABLE_P): Likewise.
11811 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11812 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11814 2009-06-10 Ian Lance Taylor <iant@google.com>
11816 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11817 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11818 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11819 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11820 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11821 DEF_VEC_ALLOC_FUNC_P.
11822 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11823 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11824 DEF_VEC_ALLOC_FUNC_O.
11825 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11826 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11827 DEF_VEC_ALLOC_FUNC_I.
11828 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11829 (vec_stack_p_reserve_exact_1): Declare.
11830 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11831 (vec_stack_free): Declare.
11832 (VEC_stack_alloc): Define.
11833 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11834 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11835 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11836 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11838 (stack_vecs): New static variable.
11839 (vec_stack_p_reserve_exact_1): New function.
11840 (vec_stack_o_reserve_1): New static function.
11841 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11842 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11843 (vec_stack_free): New function.
11844 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11845 (VEC_df_ref_stack_alloc): Define.
11846 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11847 DEF_VEC_ALLOC_P_STACK.
11848 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11849 (struct df_collection_rec): Change _vec fields to VEC. Remove
11851 (df_free_collection_rec): Adjust for new fields.
11852 (df_insn_rescan): Use new df_collection_rec fields.
11853 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11854 (df_ref_create_structure, df_ref_record): Likewise.
11855 (df_get_conditional_uses, df_get_call_refs): Likewise.
11856 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11857 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11858 (df_record_exit_block_uses, df_bb_verify): Likewise.
11859 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11860 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11861 Remove count parameter. Change return type to void. Change all
11863 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11864 Remove count parameter. Change return type to void. Change all
11866 (df_install_refs): Change old_vec parameter to VEC. Remove count
11867 parameter. Change all callers.
11868 (df_install_mws): Change old_vec parameter to VEC. Remove count
11869 parameter. Change all callers.
11870 (df_refs_verify): Change new_rec parameter to VEC. Change call
11872 (df_mws_verify): Likewise.
11874 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11876 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11878 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11880 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11882 2009-06-10 Anthony Green <green@moxielogic.com>
11884 * config/moxie/crti.asm: New file.
11885 * config/moxie/crtn.asm: New file.
11886 * config/moxie/moxie.c: New file.
11887 * config/moxie/moxie.h: New file.
11888 * config/moxie/sfp-machine.h: New file.
11889 * config/moxie/moxie-protos.h: New file.
11890 * config/moxie/t-moxie: Created.
11891 * config/moxie/t-moxie-softfp: Created.
11892 * config/moxie/moxie.md: Created.
11893 * config/moxie/constraints.md: Created.
11894 * config.gcc: Add moxie support.
11895 * doc/md.texi (Machine Constraints): Add moxie constraints.
11896 * doc/contrib.texi (Contributors): Mention moxie port.
11897 * doc/install.texi (Specific): Mention the moxie port.
11899 2009-06-09 Ian Lance Taylor <iant@google.com>
11901 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11902 compiling with C++.
11903 * optabs.c (optab_table): Only use designated initializers if
11904 HAVE_DESIGNATED_INITIALIZERS is defined.
11905 (convert_optab_table): Likewise.
11906 (init_optabs): Always call init_insn_codes if
11907 HAVE_DESIGNATED_INITIALIZERS is not defined.
11909 2009-06-09 Ian Lance Taylor <iant@google.com>
11911 * targhooks.c (default_builtin_vectorized_function): Change fn
11912 parameter to unsigned int.
11913 (default_builtin_vectorized_conversion): Change code parameter to
11915 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11916 * targhooks.h: Update declarations.
11917 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11918 parameter to unsigned int.
11920 * c-typeck.c (comptypes_check_enum_int): New static function.
11921 (comptypes_internal): Add enum_and_int_p parameter. Change all
11923 (comp_target_types): Add location parameter. Change all callers.
11924 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11925 Change all callers.
11926 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11927 (build_conditional_expr): Add colon_loc parameter. Change all
11929 (convert_for_assignment): Add location parameter. Change all callers.
11930 * c-parser.c (c_parser_conditional_expression): Pass location of
11931 colon to build_conditional_expr.
11932 * c-tree.h (build_conditional_expr): Update declaration.
11934 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11936 * graphite.c: Revert previous patch.
11938 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11941 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11943 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11945 * tree-ssa-loop-prefetch.c
11946 (loop_prefetch_arrays): Fixed a portability problem in printf format
11949 2009-06-09 Martin Jambor <mjambor@suse.cz>
11951 PR tree-optimization/40351
11952 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11953 refrence to a potential artifical subaccess can be constructed.
11955 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11957 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11958 (sh_override_options): Likewise.
11959 * config/sh/sh.c: Include params.h.
11960 (sh_optimization_options): New.
11961 (sh_override_options): Likewise.
11962 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11963 (OVERRIDE_OPTIONS): Use sh_override_options.
11965 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11967 * dwarf2out.c (emit_cfa_remember): New variable.
11968 (add_fde_cfi): If emit_cfa_remember, recurse to add
11969 DW_CFA_remember_state first.
11970 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11971 instead just set emit_cfa_remember.
11973 2009-06-08 Jan Hubicka <jh@suse.cz>
11976 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11978 2009-06-08 Jan Hubicka <jh@suse.cz>
11980 PR middle-end/39834
11981 * cgraphunit.c (save_inline_function_body): Do not copy transform
11982 hooks for saved inline bodies.
11983 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11984 for given function.
11986 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11988 * jump.c (returnjump_p): Handle delayed branches. Add missing
11991 2009-06-08 Jan Hubicka <jh@suse.cz>
11993 PR middle-end/40102
11994 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11995 original node might've been modified.
11996 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11998 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12000 * tree-object-size.c (addr_object_size): Add OSI argument.
12001 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
12002 (compute_builtin_object_size, expr_object_size): Adjust callers.
12003 (plus_stmt_object_size): Call addr_object_size instead of
12004 compute_builtin_object_size.
12006 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
12007 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12009 * tree-ssa-loop-prefetch.c
12010 (gather_memory_references): Introduced a counter for the number of
12012 (anything_to_prefetch_p): Introduced a counter for the number of
12014 (is_loop_prefetching_profitable): New function with a cost model
12016 (loop_prefetch_arrays): Use the new cost model to determine if
12017 prefetching is profitable.
12018 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
12019 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12020 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
12021 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12022 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
12023 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12025 2009-06-08 Michael Matz <matz@suse.de>
12028 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
12029 partitions use the same.
12030 (expand_one_var): Deal with DECL_RTL sometimes begin set also
12031 for basevars of SSA_NAMEs.
12032 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
12033 to not expand them twice.
12034 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
12037 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
12039 * common.opt (fcompare-debug=, fcompare-debug-second): New.
12040 (fdump-final-insns=, gtoggle): New.
12041 * doc/invoke.texi: Document them.
12042 * final.c (rest_of_clean_state): Dump final insn stream.
12043 * gcc.c (invoke_as): Hook in -fcompare-debug.
12044 (static_spec_functions): Add compare-debug-dump-opt,
12045 compare-debug-self-opt and compare-debug-auxbase-opt.
12046 (compare_debug, compare_debug_second, compare_debug_opt): New.
12047 (switches_debug_check, n_switches_debug_check): New.
12048 (debug_auxbase_opt, debug_check_temp_file): New.
12049 (process_command): Handle -fno-compare-debug, -fcompare-debug and
12051 (do_self_spec): Handle arguments after switches.
12052 (do_spec_1): Add .gk extension to temp file basenames for compare.
12053 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
12054 (cc1_options): Use it instead of normal auxbase computation for
12055 the second compare-debug compilation.
12056 (compare_files): New.
12057 (main): Set up and implement compare debug mode.
12058 (compare_debug_dump_opt_spec_function): New.
12059 (compare_debug_self_opt_spec_function): New.
12060 (compare_debug_auxbase_opt_spec_function): New.
12061 * toplev.c (process_options): Handle flag_gtoggle,
12062 flag_dump_final_insns.
12063 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
12064 during -fcompare-debug-second compilation.
12066 2009-06-07 Ian Lance Taylor <iant@google.com>
12068 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
12069 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
12071 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
12072 with no default node. Change warning with %H to warning_at.
12073 Don't clear warn_switch around case checking.
12074 * doc/invoke.texi (Warning Options): Clarify distinction between
12075 -Wswitch and -Wswitch-enum.
12077 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12079 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
12081 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12083 * gbl-ctors.h: Add header guard.
12085 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12087 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
12088 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
12089 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
12090 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
12091 prototypes for removed functions.
12092 (expressions_equal_p): Move to ...
12093 * tree-ssa-sccvn.h: ... here and ...
12094 * matrix-reorg.c: ... adjust includes.
12096 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12098 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
12100 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12102 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
12103 (finish_function): Remove erroneous whitespace.
12105 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12107 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
12108 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
12110 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12112 * errors.c (internal_error): Commentary typo fix.
12113 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
12114 * tree-ssa-pre.c: Ditto.
12116 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12118 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
12119 them is supposed to hold actual statements.
12121 2009-06-06 Ian Lance Taylor <iant@google.com>
12123 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
12124 empty statements can now have attributes.
12126 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
12128 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
12129 * config/mips/mips.md: Ditto.
12131 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12133 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
12135 (__eabi_uconvert): Likewise.
12137 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12139 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
12140 CFI_* definitions with IN_GCC.
12142 2009-06-05 David Edelsohn <edelsohn@gnu.org>
12144 * xcoffout.h (xcoffout_source_line): Update prototype.
12146 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12148 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
12149 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
12151 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12153 PR middle-end/40340
12154 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
12155 inlined_function_outer_scope_p blocks for artificial inlines
12157 * tree.c (tree_nonartificial_location): Rewrite using
12158 block_nonartificial_location.
12160 2009-06-05 Revital Eres <eres@il.ibm.com>
12161 Leehod Baruch <leehod@il.ibm.com>
12163 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
12164 (expand_expr_real_1): Remove comment.
12165 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12166 Vectorize misaligned access when the target supports it.
12167 (vect_supportable_dr_alignment): Check for unaligned access support.
12168 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
12171 2009-06-05 Julian Brown <julian@codesourcery.com>
12173 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
12174 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
12176 2009-06-05 Richard Guenther <rguenther@suse.de>
12179 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
12180 as possibly unused.
12182 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12184 * config/s390/s390.c (global_not_special_regno_p): New static inline.
12185 (save_gprs): Don't tell unwinder when a global register is saved.
12186 (s390_emit_epilogue): Emit needed epilogue unwind info.
12188 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12190 * dwarf2out.c (deferred_asm_name): New.
12191 (add_name_and_src_coords_attributes): Defer creation of
12192 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
12194 (move_linkage_attr): New.
12195 (dwarf2out_finish): Revisit deferrals and emit attributes at the
12198 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12200 * tree-nested.c (finalize_nesting_tree_1): Declare the
12201 frame_decl in the binding tree.
12203 2009-06-04 Cary Coutant <ccoutant@google.com>
12205 * basic-block.h (struct basic_block_def): Add discriminator field.
12206 * dbxout.c (dbxout_source_line): Add new parameter. Change all
12208 * debug.c (do_nothing_debug_hooks): Add additional entry.
12209 (debug_nothing_int_charstar_int): New function.
12210 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
12211 (debug_nothing_int_charstar_int): New declaration.
12212 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
12213 discriminator value in .loc directive.
12214 * final.c (last_discriminator): New variable.
12215 (discriminator): New variable.
12216 (final_start_function): Initialize above variables, pass current
12217 discriminator to debug hook.
12218 (notice_source_line): Check for discriminator change.
12219 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12220 * sdbout.c (sdbout_source_line): New parameter.
12221 * tree-cfg.c (struct locus_discrim_map): New structure type.
12222 (discriminator_per_locus): New hash table.
12223 (build_gimple_cfg): Allocate and free discriminator hash table.
12224 (make_edges): Call assign_discriminator.
12225 (locus_map_hash): New function.
12226 (locus_map_eq): New function.
12227 (next_discriminator_for_locus): New function.
12228 (same_line_p): New function.
12229 (assign_discriminator): New function.
12230 (make_cond_expr_edges): Call assign_discriminator.
12231 (make_gimple_switch_edges): Likewise.
12232 (first_non_label_stmt): New function.
12233 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12235 * xcoffout.c (xcoffout_source_line): Add new parameter.
12237 * configure.ac (gcc_cv_as_discriminator): New configury check for
12238 gas support for discriminator.
12239 * configure: Regenerate.
12240 * config.in: Regenerate.
12242 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12244 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12245 val after checking for integers.
12247 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12249 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12251 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12252 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12253 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12254 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12255 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12256 X64_SSE_REGPARM_MAX.
12257 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12258 X64_SSE_REGPARM_MAX.
12260 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12262 * gcc.c (report_times_to_file): New.
12263 (execute): Implement it.
12264 (process_command): Support -time=.
12265 * doc/invoke.texi: Document it.
12267 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12269 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12270 that have value exprs.
12272 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12274 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12275 declarations for constants until...
12276 (dw2_output_indirect_constant_1): ... this point.
12278 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12281 * arm.md (arm_addsi3): Don't try to split an add with an
12282 eliminable register until after reload has completed.
12284 2009-06-03 Ian Lance Taylor <iant@google.com>
12286 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12287 * genattrtab.c (write_length_unit_log): Likewise.
12288 * genchecksum.c (dosum): Likewise.
12289 * gengtype.c (write_rtx_next): Likewise.
12290 (finish_root_table, write_roots): Likewise.
12291 * gimple.c (gimple_ops_offset_): Likewise.
12292 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12293 * config/arc/arc.c (arc_attribute_table): Likewise.
12294 * config/arm/arm.c (arm_attribute_table): Likewise.
12295 * config/avr/avr.c (avr_attribute_table): Likewise.
12296 * config/crx/crx.c (crx_attribute_table): Likewise.
12297 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12298 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12299 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12300 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12301 * config/sh/sh.c (sh_attribute_table): Likewise.
12302 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12303 * config/spu/spu.c (spu_attribute_table): Likewise.
12304 * config/v850/v850.c (v850_attribute_table): Likewise.
12306 * config/alpha/alpha.c (vms_attribute_table): Make static.
12307 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12308 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12309 * config/mips/mips.c (mips_attribute_table): Likewise.
12311 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12313 (cc1-checksum.o): Likewise.
12315 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12317 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12319 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12321 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12322 insn if it is changing sp. Use gen_add3_insn instead of
12323 conditionally gen_addsi3 and gen_adddi3.
12324 (offset_below_red_zone_p): New static inline function.
12325 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12326 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12327 * config/rs6000/ppc-asm.h: Include auto-host.h.
12328 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12329 CFI_RESTORE): Define.
12330 * config/rs6000/crtresxgpr.asm: Add unwind info.
12331 * config/rs6000/crtresxfpr.asm: Likewise.
12332 * config/rs6000/crtresgpr.asm: Likewise.
12333 * config/rs6000/crtresfpr.asm: Likewise.
12334 * config/rs6000/crtsavgpr.asm: Likewise.
12335 * config/rs6000/crtsavfpr.asm: Likewise.
12337 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12338 argument of DWARF2_FRAME_REG_OUT macros.
12340 2009-06-03 Julian Brown <julian@codesourcery.com>
12342 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12343 words or less (including TImode) in core registers.
12345 2009-06-03 Richard Guenther <rguenther@suse.de>
12347 PR middle-end/40328
12348 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12350 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12352 * statistics.c (statistics_counter_event): Do not record event
12353 in pass dump if its number == -1.
12354 (curr_statistics_hash): Add assert that we never get passes
12355 with static number == -1.
12357 2009-06-03 Richard Guenther <rguenther@suse.de>
12358 Andrey Belevantsev <abel@ispras.ru>
12360 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12361 non-BLKmode arrays addressable.
12363 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12365 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12366 * config/m68k/m68k.h: ... here.
12368 2009-06-03 Martin Jambor <mjambor@suse.cz>
12370 PR tree-optimization/40323
12371 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12374 2009-06-03 Richard Guenther <rguenther@suse.de>
12376 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12379 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12381 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12382 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12383 JUMP_TABLE_DATA_P where applicable.
12384 * config/sh/sh.c: Ditto.
12385 * config/sh/sh.h: Ditto.
12386 * config/sh/sh.md: Ditto.
12387 * config/sh/symbian.c: Ditto.
12389 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12391 * config/i386/driver-i386.c (describe_cache): Optimize
12392 concatenation of strings. Use snprintf instead of sprintf.
12393 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12394 target when not compiling with GCC.
12396 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12398 * config/sh/sh.c: Revert last change.
12399 (sh_expand_epilogue): Emit a blockage insn before the frame
12400 pointer adjustment unconditionally.
12402 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12404 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12405 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12406 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12407 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12408 to COLLECT_GCC_OPTIONS.
12410 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12412 * collect2.c (target_system_root): New variable.
12413 (main): Handle --sysroot=.
12414 (ignore_library): Strip the sysroot from the library path.
12416 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12418 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12419 (collect2.o): Depend on collect2-aix.h.
12420 (collect2-aix.o): New rule.
12421 * collect2-aix.h: New file.
12422 * collect2-aix.c: Likewise.
12423 * collect2.c: Include collect2-aix.h. Don't undefine
12424 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12425 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12426 Use TARGET_AIX_VERSION instead of _AIX51.
12427 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12428 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12429 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12430 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12431 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12433 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12435 * collect2.c (ignore_library): Avoid premature post-increment
12436 and null deference.
12438 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12440 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12441 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12442 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12443 CROSS_DIRECTORY_STRUCTURE too.
12444 (LINK_LIBG_SPEC): Likewise.
12445 (LIB_SPEC): Add %R to sysroot paths.
12446 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12447 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12448 * config/rs6000/aix51.h: As for aix43.h.
12449 * config/rs6000/aix52.h: Likewise.
12450 * config/rs6000/aix53.h: Likewise.
12451 * config/rs6000/aix61.h: Likewise.
12452 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12453 to the beginning of sysroot paths.
12455 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12457 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12458 INSN_LISTs that are out of the REG_NOTE range.
12460 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12462 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12463 (struct var_to_expand): Likewise.
12464 (struct opt_info): Add head and tail for linked lists of the above.
12465 (analyze_insn_to_expand_var): Initialize next.
12466 (analyze_iv_to_split_insn): Likewise.
12467 (analyze_insns_in_loop): Create linked lists.
12468 (allocate_basic_variable): Simplify for use without hash table.
12469 (insert_var_expansion_initialization): Likewise, make it type-safer.
12470 (combine_var_copies_in_loop_exit): Likewise.
12471 (apply_opt_in_copies): Walk lists rather than hash tables.
12472 (release_var_copies): Simplified and inlined by hand into...
12473 (free_opt_info): ... this function.
12475 2009-06-02 Richard Guenther <rguenther@suse.de>
12477 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12480 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12482 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12483 only for builtins that are not overridden.
12485 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12487 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12490 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12492 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12494 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12496 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12498 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12500 * common.opt (fdump-unnumbered-links): New.
12501 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12502 * print-rtl.c (flag_dump_unnumbered_links): New.
12503 (print_rtx): Test it.
12505 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12507 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12508 push/pop multiple to 8-byte alignment.
12510 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12512 * config/i386/i386.c (queued_cfa_restores): New static variable.
12513 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12515 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12516 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12517 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12518 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12519 note unconditionally.
12520 (ix86_emit_restore_regs_using_mov): Likewise.
12521 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12522 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12523 it through to ix86_emit_restore_reg_using_pop.
12524 (ix86_emit_leave): Add RED_OFFSET argument. Call
12525 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12526 instead of adding REG_CFA_OFFSET note unconditionally.
12527 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12528 the above functions. Call ix86_add_queued_cfa_restore_notes when
12531 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12532 force output of the label even for dwarf2out_do_cfi_asm.
12533 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12534 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12535 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12537 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12538 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12539 dwarf2out_cfi_label callers.
12540 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12541 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12542 Adjust dwarf2out_cfi_label callers.
12543 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12545 * config/i386/i386.h (struct machine_cfa_state,
12546 struct machine_function): Guard with ifndef USED_FOR_TARGET
12547 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12550 * emutls.c (__emutls_get_address): Change arr->size to mean number
12551 of allocated arr->data entries instead of # of slots + 1.
12553 PR middle-end/40316
12554 * recog.c (peep2_reinit_state): New function.
12555 (peephole2_init_state): Use it at the end of a basic block and also
12556 when seeing a RTX_FRAME_RELATED_P insn.
12558 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12560 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12561 fixuns_truncrfdi2): New.
12562 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12563 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12564 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12565 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12566 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12567 *recip_approx): Remove.
12568 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12569 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12570 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12572 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12575 2009-06-01 Ian Lance Taylor <iant@google.com>
12577 * attribs.c (register_attribute): Use CONST_CAST.
12578 * collect2.c (main): Use CONST_CAST2.
12579 (scan_prog_file): Likewise.
12580 * gcc.c (process_command, main): Likewise.
12581 * toplev.c (toplev_main): Likewise.
12583 * c-typeck.c (handle_warn_cast_qual): New static function,
12584 partially broken out of build_c_cast.
12585 (build_c_cast): Call handle_warn_cast_qual.
12586 * doc/invoke.texi (Warning Options): Document new effect of
12589 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12591 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12592 (diagnostic_report_current_module): Print columns.
12593 * common.opt (flag_show_column): Enable by default.
12595 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12597 * alias.c (find_base_term): Check for NULL term before returning.
12599 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12601 Revert due to PR40320:
12602 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12603 * calls.c (emit_library_call_value_1): Don't force_operand for move
12606 2009-06-01 Olivier Hainque <hainque@adacore.com>
12607 Eric Botcazou <ebotcazou@adacore.com>
12609 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12610 to be processed as a bitfield for constructor output purposes.
12611 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12613 * varasm.c (oc_local_state): New type, output_constructor
12614 local state to support communication with helpers.
12615 (oc_outer_state): New type, output_constructor outer state of
12616 relevance in recursive calls.
12617 (output_constructor_array_range): New output_constructor helper,
12618 extracted code for an array range element.
12619 (output_constructor_regular_field): New output_constructor helper,
12620 extracted code for an element that is not a bitfield.
12621 (output_constructor_bitfield): New output_constructor helper,
12622 extracted code for a bitfield element. Accept an OUTER state
12623 argument for recursive processing. Recurse on record or array
12624 CONSTRUCTOR values, possibly past noop conversions.
12625 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12626 VALUE is a valid constant-valued expression for use in a static
12627 bit-field initializer.
12628 (output_constructor): Rework to use helpers. Accept and honor an
12629 OUTER state argument for recursive calls. Return total size. Be
12630 prepared for nested constructors initializing bitfields.
12631 (output_constant): Feed OUTER in calls to output_constructor.
12633 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12635 * calls.c (emit_library_call_value_1): Don't force_operand for move
12638 2009-06-01 Nick Clifton <nickc@redhat.com>
12640 * doc/invoke.texi (IA-64 Options): Fix typo.
12642 2009-06-01 Ira Rosen <irar@il.ibm.com>
12644 PR tree-optimization/39129
12645 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12647 (vect_do_peeling_for_loop_bound): Use
12648 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12649 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12650 (vect_loop_versioning): Likewise.
12651 (vect_create_cond_for_alias_checks): Fix indentation.
12652 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12654 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12655 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12656 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12657 "control flow in loop".
12658 (vect_estimate_min_profitable_iters): Use
12659 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12660 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12661 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12662 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12663 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12664 statement belongs to a group of strided accesses with the exact code
12666 (vectorizable_load): Likewise.
12667 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12668 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12670 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12672 * config/freebsd-stdint.h: New file.
12673 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12674 Add freebsd-stdint.h to tm_file.
12676 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12678 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12679 (thumb2_extendhidi2): Likewise.
12681 2009-05-31 Ian Lance Taylor <iant@google.com>
12683 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12685 2009-05-31 Ian Lance Taylor <iant@google.com>
12687 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12688 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12689 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12691 2009-05-31 Jason Merrill <jason@redhat.com>
12693 * tree-pretty-print.c (print_call_name): Take the callee, not the
12694 call itself. Make non-static. Use dump_function_name for functions.
12695 (dump_generic_node): Adjust.
12696 * diagnostic.h: Declare print_call_name.
12697 * gimple-pretty-print.c (dump_gimple_call): Use it.
12699 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12701 * config/sh/sh.md (ashldi3_std): New define_expand.
12704 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12707 * config/sh/sh.c: Include debug.h.
12708 (sh_expand_epilogue): Emit a blockage insn before the frame
12709 pointer adjustment also when dwarf2out_do_frame returns true.
12711 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12713 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12714 (thumb2_extendqidi2): New pattern.
12716 2009-05-31 Ira Rosen <irar@il.ibm.com>
12718 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12719 mark phis for renaming.
12720 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12721 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12722 Call mark_sym_for_renaming.
12723 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12724 * tree-vect-loop.c (vect_transform_loop): Remove
12725 vect_memsyms_to_rename initialization and a call to
12726 mark_set_for_renaming.
12728 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12730 PR middle-end/40304
12731 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12732 frame related even if !set_cfa && style < 0.
12734 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12736 * config/i386/mingw-tls.c: New file.
12737 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12738 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12739 defining _WIN32 but not __CYGWIN__.
12741 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12743 * configure.ac: Add MPC support.
12745 * config.in, configure: Regenerate.
12747 2009-05-29 Richard Henderson <rth@redhat.com>
12749 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12750 NOTE_INSN_BASIC_BLOCK.
12751 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12752 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12753 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12755 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12757 (add_cfi): Disable check redefining cfa away from drap.
12758 (lookup_cfa_1): Add remember argument; handle remember/restore.
12759 (lookup_cfa): Pass remember argument.
12760 (cfa_remember): New.
12761 (compute_barrier_args_size_1): Remove sibcall check.
12762 (dwarf2out_frame_debug_def_cfa): New.
12763 (dwarf2out_frame_debug_adjust_cfa): New.
12764 (dwarf2out_frame_debug_cfa_offset): New.
12765 (dwarf2out_frame_debug_cfa_register): New.
12766 (dwarf2out_frame_debug_cfa_restore): New.
12767 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12768 (dwarf2out_begin_epilogue): New.
12769 (dwarf2out_frame_debug_restore_state): New.
12770 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12771 DW_CFA_restore_state.
12772 (output_cfi_directive): Likewise.
12773 (convert_cfa_to_fb_loc_list): Likewise.
12774 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12775 * dwarf2out.h: Update.
12776 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12777 (copy_insn_1): Early out for null.
12778 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12779 and dwarf2out_frame_debug_restore_state.
12780 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12781 (prologue_insn_hash, epilogue_insn_hash): New.
12782 (free_after_compilation): Adjust freeing accordingly.
12783 (record_insns): Create hash table if needed; push insns into
12784 hash instead of array.
12785 (maybe_copy_epilogue_insn): New.
12786 (contains): Search hash table instead of array.
12787 (sibcall_epilogue_contains): Remove.
12788 (thread_prologue_and_epilogue_insns): Split eh_return insns
12789 and mark them as epilogues.
12790 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12791 scanning in terms of basic blocks.
12792 * insn-notes.def (CFA_RESTORE_STATE): New.
12793 * jump.c (returnjump_p_1): Accept EH_RETURN.
12794 (eh_returnjump_p_1, eh_returnjump_p): New.
12795 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12796 CFA_REGISTER, CFA_RESTORE): New.
12797 * rtl.def (EH_RETURN): New.
12798 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12800 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12801 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12803 * config/i386/i386.c (gen_push): Update cfa state.
12804 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12805 add a CFA_ADJUST_CFA note.
12806 (ix86_dwarf_handle_frame_unspec): Remove.
12807 (ix86_expand_prologue): Update cfa state.
12808 (ix86_emit_restore_reg_using_pop): New.
12809 (ix86_emit_restore_regs_using_pop): New.
12810 (ix86_emit_leave): New.
12811 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12812 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12813 * config/i386/i386.h (struct machine_cfa_state): New.
12814 (ix86_cfa_state): New.
12815 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12816 (eh_return_internal): Merge from eh_return_<mode>,
12817 use eh_return rtx, split w/ epilogue.
12819 2009-05-29 Ian Lance Taylor <iant@google.com>
12821 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12823 * calls.c (emit_library_call_value_1): Likewise.
12825 * c-typeck.c (c_build_va_arg): New function.
12826 * c-tree.h (c_build_va_arg): Declare.
12827 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12828 instead of build_va_arg.
12830 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12832 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12833 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12834 (ptr_difference_cost): Use affine combinations to compute it.
12835 (difference_cost): Likewise.
12836 (get_computation_cost_at): Compute more accurate cost for addresses
12837 if the ratio is a multiplier allowed in addresses.
12838 For non-addresses, consider that an additional offset or symbol is
12841 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12843 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12844 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12846 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12847 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12848 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12850 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12851 to 1 for TYPE_SSE{IADD1,CVT1}.
12852 (prefix_vex_imm8): Removed.
12853 (length_vex): Only pass 1 as second argument to
12854 ix86_attr_length_vex_default if prefix_extra is 0.
12855 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12856 (length): For prefix vex computation use length_immediate
12857 attribute instead of prefix_vex_imm8.
12858 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12859 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12860 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12861 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12862 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12863 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12864 a space in between the operands.
12865 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12866 if one operand is 0xff and the other one si, di, bp or sp.
12867 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12868 other one si, di, bp or sp.
12869 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12870 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12871 type and mode attributes.
12872 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12873 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12874 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12875 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12876 prefix_data16 attribute iff MODE_DF.
12877 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12878 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12879 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12880 constm128_operand in length_immediate computation.
12881 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12882 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12883 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12884 length_immediate attribute to 1.
12885 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12886 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12887 for certain alternatives.
12888 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12889 prefix_data16 attribute if MODE_V1DF.
12890 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12891 length_immediate to 1.
12892 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12893 length_address to 4, set mode attribute to MODE_DI.
12894 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12895 (fxam<mode>2_i387): Set length attribute to 4.
12896 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12897 *prefetch_3dnow_rex): Override length_address attribute.
12898 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12900 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12901 (constm128_operand): Removed.
12902 * config/i386/i386.c (memory_address_length): For
12903 disp && !index && !base in 64-bit mode account for SIB byte if
12904 print_operand_address can't optimize disp32 into disp32(%rip)
12905 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12906 for fs: or gs: segment.
12907 (ix86_attr_length_immediate_default): When checking if shortform
12908 is possible, truncate immediate to the length of the non-shortened
12910 (ix86_attr_length_address_default): Ignore MEM_P operands
12912 (ix86_attr_length_vex_default): Only check for DImode on
12913 GENERAL_REG_P operands.
12914 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12915 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12916 (sse_cvttps2pi): Clear prefix_rep attribute.
12917 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12919 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12920 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12921 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12922 iff operand 2 is const_int_operand.
12923 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12924 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12925 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12927 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12929 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12930 prefix_data16 attribute for movlpd and movhpd instructions.
12931 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12932 length_immediate for shufpd instruction.
12933 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12934 (avx_cmpp<avxmodesuffixf2c><mode>3,
12935 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12936 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12937 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12938 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12939 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12940 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12941 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12942 prefix_data16 attribute for the first alternative to 1.
12943 (*avx_loadlps): Override length_immediate for the first alternative.
12944 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12945 attributes for second alternative.
12946 (*vec_concatv2sf_sse4_1): Override length_immediate and
12947 prefix_data16 attributes for second alternative.
12948 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12949 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12950 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12951 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12952 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12953 prefix_data16 and length_immediate to 1.
12954 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12956 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12957 prefix_extra attribute for variants that don't have 0f prefix alone.
12958 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12959 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12960 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12961 *sse4_1_pextrd): Set length_immediate to 1.
12962 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12963 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12965 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12966 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12967 length_immediate to 1 for second alternative.
12968 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12969 prefix_extra and length_immediate attributes for the first
12971 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12973 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12974 to 1 for the first and third alternative.
12975 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12977 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12979 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12981 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12982 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12983 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12984 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12985 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12986 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12987 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12988 ssse3_psign<mode>3): Override prefix_rex attribute.
12989 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12990 (ssse3_palignrti): Override length_immediate to 1.
12991 (ssse3_palignrdi): Override length_immediate to 1, override
12992 prefix_rex attribute.
12993 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12994 (sse4a_extrqi): Override length_immediate to 2.
12995 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12996 (sse4a_insertq): Override prefix_data16 to 0.
12997 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12998 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12999 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
13000 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
13001 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
13002 and length_immediate to 1.
13003 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
13004 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
13005 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
13006 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
13007 and length_immediate to 1.
13008 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
13009 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
13010 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
13011 avx_ptest256): Override prefix_extra to 1.
13012 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
13013 Override prefix_data16 and length_immediate to 1.
13014 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
13015 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
13016 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
13017 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
13018 prefix_data16 to 0 and prefix_extra to 2.
13019 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
13020 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
13022 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
13023 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
13024 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
13025 and prefix_extra to 2.
13026 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
13027 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
13028 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
13029 avx_vpermilvar<mode>3,
13030 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
13031 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
13032 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
13033 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
13034 Override prefix_extra to 1.
13035 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
13036 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
13037 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
13038 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
13039 prefix_extra and length_immediate to 1.
13040 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
13042 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
13043 to 1 for the first alternative.
13044 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
13045 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
13047 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
13048 *movv2sf_internal_avx, *movv2sf_internal): Override
13049 prefix_rep attribute for certain alternatives.
13050 (*mov<mode>_internal): Override prefix_rep or prefix_data16
13051 attributes for certain alternatives.
13052 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
13053 attributes for certain alternatives.
13054 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
13055 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
13056 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
13057 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
13058 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
13059 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
13060 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
13061 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
13062 length_immediate to 1 if operand 2 is const_int_operand.
13063 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
13064 *vec_extractv2si_1): Set length_immediate attribute to 1.
13065 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
13066 using old 3DNOW insn rather than SSE/3DNOW_A.
13067 (mmx_emms, mmx_femms): Clear modrm attribute.
13069 2009-05-29 Martin Jambor <mjambor@suse.cz>
13071 * tree-sra.c: New implementation of SRA.
13073 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
13074 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
13075 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
13076 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
13077 (SRA_MAX_STRUCTURE_COUNT): Removed.
13078 (SRA_FIELD_STRUCTURE_RATIO): Removed.
13079 * doc/invoke.texi (sra-max-structure-size): Removed.
13080 (sra-field-structure-ratio): Removed.
13082 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13084 PR middle-end/40291
13085 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
13088 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
13090 PR rtl-optimization/40101
13091 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
13092 seqno. Adjust comment.
13093 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
13094 inserting bookkeeping before a jump, the jump is not scheduled.
13095 When no positive seqno found, provide a value. Add comment.
13097 2009-05-29 Richard Guenther <rguenther@suse.de>
13099 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
13100 short-cutting on the first component.
13102 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13104 PR middle-end/39958
13105 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
13106 for trees other than decls/types.
13108 2009-05-29 Richard Guenther <rguenther@suse.de>
13110 * tree-ssa-operands.c (get_expr_operands): Do not handle
13111 INDIRECT_REFs in the handled-component case. Remove
13112 unused get_ref_base_and_extent case.
13113 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
13114 tree_low_cst and host_integerp where possible.
13115 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
13116 codes for equivalence.
13117 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
13119 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
13121 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
13122 to tmake_file for i[34567]86-*-cygwin*.
13124 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13127 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
13128 (altivec_categorize_keyword, init_vector_keywords,
13129 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
13132 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
13134 * tree.c (handle_dll_attribute): Check if node is
13135 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
13137 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
13139 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
13141 (thumb2_zero_extendqidi2): Likewise.
13143 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
13145 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
13146 instead of gen_movrt.
13147 * config/sh/sh.md (movrt): Remove.
13149 2009-05-28 Steve Ellcey <sje@cup.hp.com>
13151 * doc/invoke.texi (IA-64 Options):
13152 Add -msdata, -mfused-madd, -mno-inline-float-divide,
13153 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
13154 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
13155 -msched-prefer-non-control-spec-insns,
13156 -msched-stop-bits-after-every-cycle,
13157 -msched-count-spec-in-critical-path,
13158 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
13159 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
13160 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
13161 and -msched-spec-verbose.
13163 2009-05-28 Joseph Myers <joseph@codesourcery.com>
13165 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
13166 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
13168 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
13170 2009-05-28 Richard Guenther <rguenther@suse.de>
13172 * tree-ssa-alias.c (ao_ref_init): New function.
13173 (ao_ref_base): Likewise.
13174 (ao_ref_base_alias_set): Likewise.
13175 (ao_ref_alias_set): Likewise.
13176 (refs_may_alias_p_1): Change signature.
13177 (refs_may_alias_p): Adjust.
13178 (refs_anti_dependent_p): Likewise.
13179 (refs_output_dependent_p): Likewise.
13180 (call_may_clobber_ref_p_1): Change signature.
13181 (call_may_clobber_ref_p): Adjust.
13182 (stmt_may_clobber_ref_p_1): New function split out from ...
13183 (stmt_may_clobber_ref_p): ... here.
13184 (maybe_skip_until): Adjust signature.
13185 (get_continuation_for_phi): Likewise.
13186 (walk_non_aliased_vuses): Likewise.
13187 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
13188 (ao_ref_init): Declare.
13189 (ao_ref_base): Likewise.
13190 (ao_ref_alias_set): Likewise.
13191 (stmt_may_clobber_ref_p_1): Likewise.
13192 (walk_non_aliased_vuses): Adjust.
13193 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
13194 (get_ref_from_reference_ops): remove.
13195 (vn_reference_lookup_2): Adjust signature.
13196 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
13197 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
13198 (vn_reference_lookup): Adjust.
13199 (vn_reference_insert): Likewise.
13200 (vn_reference_insert_pieces): Adjust signature.
13201 (visit_reference_op_call): Adjust.
13202 * tree-ssa-pre.c (get_expr_type): Simplify.
13203 (phi_translate_1): Adjust.
13204 (compute_avail): Likewise.
13205 (translate_vuse_through_block): Do not re-build trees.
13206 (value_dies_in_block_x): Likewise.
13207 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
13209 (vn_reference_lookup_pieces): Adjust declaration.
13210 (vn_reference_insert_pieces): Likewise.
13212 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13214 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13215 with checking disabled.
13217 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13221 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13222 macro definition for support of three-operand format aligned
13223 .comm directive in assembler on cygwin/pe/mingw target OS.
13224 * configure: Regenerate.
13225 * config.h: Regenerate.
13227 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13228 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13229 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13231 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13232 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13234 2009-05-28 Ira Rosen <irar@il.ibm.com>
13236 PR tree-optimization/40254
13237 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13238 in analysis of basic blocks.
13240 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13242 PR middle-end/33699
13243 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13244 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13245 (TARGET_INITIALIZER): Use it.
13246 * cse.c (CHEAPER): Move it up to the other macros.
13247 (insert): Rename this ...
13248 (insert_with_costs): ... to this. Add cost parameters. Update
13250 (insert): New function. Call insert_with_costs.
13251 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13252 find_reg_offset_for_const, try_const_anchors): New functions.
13253 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13254 when using a const-anchor. Call insert_const_anchors.
13255 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13256 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13258 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13260 * tree-inline.c (remap_decls): Enable nonlocalized variables
13261 when not optimizing.
13263 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13265 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13266 Simplify other tests involving optimize.
13268 2009-05-27 Tom Tromey <tromey@redhat.com>
13270 * unwind-dw2.c (_Unwind_DebugHook): New function.
13271 (uw_install_context): Call _Unwind_DebugHook.
13273 2009-05-27 Tom Tromey <tromey@redhat.com>
13275 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13277 2009-05-27 Ian Lance Taylor <iant@google.com>
13279 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13280 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13281 (ALL_LINKERFLAGS): Define.
13282 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13283 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13284 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13285 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13286 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13287 $(LINKER_FOR_BUILD).
13288 (build/gcov-iov$(build_exeext)): Likewise.
13290 2009-05-27 Julian Brown <julian@codesourcery.com>
13292 * gcse.c (target.h): Include.
13293 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13294 copy of argument to a pseudo register.
13296 2009-05-27 Diego Novillo <dnovillo@google.com>
13298 * tree-ssa-live.c (dump_scope_block): Document arguments.
13299 (dump_scope_blocks): Document.
13300 (debug_scope_blocks): New.
13301 * tree-flow.h (debug_scope_blocks): Declare.
13303 2009-05-21 Denis Chertykov <denisc@overta.ru>
13305 * doc/contrib.texi (Contributors): Add myself to the list.
13307 2009-05-27 Olivier Hainque <hainque@adacore.com>
13309 * expr.c (target_align): New function. Alignment the TARGET of an
13310 assignment may be assume to have.
13311 (highest_pow2_factor_for_target): Use it instead of relying on
13312 immediate tree attributes of TARGET, not necessarily honored when
13313 intermediate bitfields are involved.
13315 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13318 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13319 AVX, SSE4, AES, PCLMUL and POPCNT.
13321 2009-05-27 Diego Novillo <dnovillo@google.com>
13323 * tree-pretty-print.c (dump_location): New.
13324 (dump_generic_node): Call it.
13325 Factor code to handle BLOCK nodes ...
13326 (dump_block_node): ... here.
13328 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13330 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13332 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13334 * gcc-plugin.h: Include config.h and system.h.
13335 (IN_GCC): Define if not defined.
13337 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13339 PR middle-end/40249
13340 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13343 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13345 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13347 * config/m32r/m32r.h: Ditto.
13348 * config/m32r/m32r.md: Ditto.
13349 * config/m32r/predicates.md: Ditto.
13351 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13353 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13355 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13358 (Loading plugins): typo.
13359 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13360 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13361 (Interacting with the GCC Garbage Collector): Added new section.
13362 (Giving information about a plugin): Added new section for
13364 * ggc.h (ggc_register_root_tab): Added declaration.
13365 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13366 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13367 (register_callback): Improved comment in declaration.
13368 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13369 (extra_root_vec) Added static variable for dynamic roots registration.
13370 (ggc_register_root_tab) Added new routine.
13371 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13372 PLUGIN_GGC_MARKING event.
13373 * ggc-zone.c: Include plugin.h.
13374 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13375 * ggc-page.c: Include plugin.h.
13376 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13377 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13378 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13379 (register_callback): check lack of callbacks for
13380 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13381 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13382 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13383 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13384 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13385 dependency on plugin.h.
13386 (plugin.o): Added dependency on ggc.h...
13388 2009-05-26 Richard Guenther <rguenther@suse.de>
13390 PR middle-end/40248
13392 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13393 with mismatched comparison modes.
13395 * expr.c (expand_expr_real_1): Expand the operand of a
13396 VIEW_CONVERT_EXPR in its natural mode.
13398 2009-05-26 Ian Lance Taylor <iant@google.com>
13400 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13401 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13402 (ALL_COMPILERFLAGS): Define.
13403 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13404 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13405 (collect2$(exeext), collect2.o): Likewise.
13406 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13407 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13408 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13409 (libbackend.o, intl.o, cppdefault.o): Likewise.
13410 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13411 (build/%.o): Use $(COMPILER_FOR_BUILD).
13412 (build/gen%$(build_exeext)): Likewise.
13413 (build/gcov-iov$(build_exeext)): LIkewise.
13414 * config/t-darwin (darwin.o): Use $(COMPILER).
13415 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13416 * config/t-sol2 (sol2-c.o): Likewise.
13417 (sol2.o): Likewise.
13418 * config/t-vxworks (vxworks.o): Likewise.
13419 * config/x-darwin (host-darwin.o): Likewise.
13420 * config/x-hpux (host-hpux.o): Likewise.
13421 * config/x-linux (host-linux.o): Likewise.
13422 * config/x-solaris (host-solaris.o): Likewise.
13423 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13424 * config/arm/t-arm (arm-c.o): Likewise.
13425 * config/arm/t-pe (pe.o): Likewise.
13426 * config/arm/t-wince-pe (pe.o): Likewise.
13427 * config/i386/t-cygming (winnt.o): Likewise.
13428 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13429 * config/i386/t-cygwin (cygwin1.o): Likewise.
13430 (cygwin2.o): Likewise.
13431 * config/i386/t-i386 (i386-c.o): Likewise.
13432 * config/i386/t-interix (winnt.o): Likewise.
13433 * config/i386/t-netware (netware.o): Likewise.
13434 * config/i386/t-nwld (nwld.o): Likewise.
13435 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13436 * config/i386/x-i386 (driver-i386.o): Likewise.
13437 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13438 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13439 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13440 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13441 * config/mips/x-native (driver-native.o): Likewise.
13442 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13443 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13444 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13445 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13446 * config/score/t-score-elf (score7.o): Likewise.
13447 (score3.o): Likewise.
13448 * config/sh/t-sh (sh-c.o): Likewise.
13449 * config/sh/t-symbian (sh-c.o): Likewise.
13450 (symbian.o): Likewise.
13451 * config/spu/t-spu-elf (spu-c.o): Likewise.
13452 * config/v850/t-v850 (v850-c.o): Likewise.
13453 * config/v850/t-v850e (v850-c.o): Likewise.
13455 2009-05-26 Richard Guenther <rguenther@suse.de>
13457 PR tree-optimization/40122
13458 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13459 VECTOR_CSTs if possible.
13460 (fold_gimple_assign): Likewise.
13462 2009-05-26 Richard Guenther <rguenther@suse.de>
13464 PR middle-end/40252
13465 * fold-const.c (fold_binary): Use the correct types for building
13468 2009-05-26 Richard Guenther <rguenther@suse.de>
13470 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13471 redundant calls to merge_alias_info.
13472 (bump_vector_ptr): Likewise.
13473 * tree-ssa-copy.c (merge_alias_info): Remove.
13474 (replace_exp_1): Remove call to merge_alias_info.
13475 (propagate_tree_value): Likewise.
13476 (fini_copy_prop): Propagate points-to info.
13477 * tree-flow.h (merge_alias_info): Remove.
13479 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13481 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13483 2009-05-25 Jan Hubicka <jh@suse.cz>
13485 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13486 * cgraph.h (struct inline_summary): New filed self_wize,
13487 size_inlining_benefit, self_time and time_inlining_benefit.
13488 (struct cgraph_global_info): Replace insns by time ans size fields.
13489 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13490 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13491 (ipcp_update_callgraph): Do not touch function bodies.
13492 * ipa-inline.c: Include except.h
13493 (MAX_TIME): New constant.
13494 (overall_insns): Remove.
13495 (leaf_node_p): New.
13496 (overall_size, max_benefit): New static variables.
13497 (cgraph_estimate_time_after_inlining): New function.
13498 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13499 (cgraph_clone_inlined_nodes): Update size.
13500 (cgraph_mark_inline_edge): Update size.
13501 (cgraph_estimate_growth): Use size info.
13502 (cgraph_check_inline_limits): Check size.
13503 (cgraph_default_inline_p): Likewise.
13504 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13505 (cgraph_decide_recursive_inlining): Check size.
13506 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13508 (cgraph_decide_inlining): Likewise.
13509 (cgraph_decide_inlining_incrementally): Likewise; honor
13510 PARAM_EARLY_INLINING_INSNS.
13511 (likely_eliminated_by_inlining_p): New predicate.
13512 (estimate_function_body_sizes): New function.
13513 (compute_inline_parameters): Use it.
13514 * except.c (must_not_throw_labels): New function.
13515 * except.h (must_not_throw_labels): Declare.
13516 * tree-inline.c (init_inline_once): Kill inlining_weigths
13517 * tree-ssa-structalias.c: Avoid uninitialized warning.
13518 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13519 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13520 (PARAM_INLINE_CALL_COST): Remove.
13521 (PARAM_EARLY_INLINING_INSNS): New.
13523 2009-05-25 Richard Guenther <rguenther@suse.de>
13525 PR tree-optimization/36327
13526 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13527 callback for reference translation or lookup at the point of may-defs.
13528 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13529 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13530 for union COMPONENT_REFs.
13531 (vn_reference_lookup_3): New callback. Lookup from memset
13532 and CONSTRUCTOR assignment, translate through struct copies.
13533 (vn_reference_lookup_pieces): Make sure to not free the
13534 passed operands array. Adjust walk_non_aliased_vuses call.
13535 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13536 make sure we do not leak memory.
13538 2009-05-25 Richard Guenther <rguenther@suse.de>
13540 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13541 * tree-inline.c (expand_call_inline): Reset the escaped and
13542 callused solutions.
13543 * tree-ssa-structalias.c (pass_build_ealias): New.
13544 * tree-pass.h (pass_build_ealias): Declare.
13545 * passes.c (init_optimization_passes): Add PTA during
13546 early optimizations.
13547 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13548 and CALLUSED solutions.
13549 (dump_points_to_solution): New function, split out from ...
13550 (dump_points_to_info_for): ... here.
13551 * tree-parloops.c (parallelize_loops): Reset the escaped and
13552 callused solutions.
13554 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13557 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13558 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13560 2009-05-25 Ira Rosen <irar@il.ibm.com>
13562 PR tree-optimization/40238
13563 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13564 statements after basic block's labels.
13565 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13566 to free the allocated memory.
13568 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13570 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13571 return address with a USE.
13573 2009-05-24 Richard Guenther <rguenther@suse.de>
13575 PR middle-end/40233
13576 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13577 array type from the main variant of the inner type.
13579 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13581 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13582 definition to bool (from int) to un-break build.
13583 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13585 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13587 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13588 discard_stmt_changes): Delete.
13589 * tree-ssa-operands.c (scb_stack): Delete.
13590 (init_ssa_operands): Do not initialize it.
13591 (fini_ssa_operands): Do not free it.
13592 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13594 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13595 update_stmt, remove the others. Fix comments.
13596 * tree-dfa.c (optimize_stack_restore): Likewise.
13597 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13598 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13599 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13600 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13602 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13603 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13604 (dom_opt_finalize_block): Likewise, adjusting access to
13606 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13607 (stmts_to_rescan): Change item type to gimple.
13608 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13610 2009-05-24 Ira Rosen <irar@il.ibm.com>
13612 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13613 * tree-pass.h (pass_slp_vectorize): New pass.
13614 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13615 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13616 * tree-vectorizer.c (timevar.h): Include.
13617 (user_vect_verbosity_level): Declare.
13618 (vect_location): Fix comment.
13619 (vect_set_verbosity_level): Update user_vect_verbosity_level
13620 instead of vect_verbosity_level.
13621 (vect_set_dump_settings): Add an argument. Ignore user defined
13622 verbosity if dump flags require higher level of verbosity. Print to
13623 stderr only for loop vectorization.
13624 (vectorize_loops): Update call to vect_set_dump_settings.
13625 (execute_vect_slp): New function.
13626 (gate_vect_slp): Likewise.
13627 (struct gimple_opt_pass pass_slp_vectorize): New.
13628 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13629 access its members.
13630 (vec_info_for_bb): New function.
13631 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13632 (VECTORIZATION_ENABLED): New macro.
13633 (SLP_ENABLED, SLP_DISABLED): Likewise.
13634 (vect_is_simple_use): Add bb_vec_info argument.
13635 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13636 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13637 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13638 vect_schedule_slp, vect_analyze_slp): Likewise.
13639 (vect_analyze_stmt): Add slp_tree argument.
13640 (find_bb_location): Declare.
13641 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13642 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13643 (vect_analyze_loop_operations, vect_analyze_loop,
13644 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13645 vect_finalize_reduction, vectorizable_reduction,
13646 vectorizable_live_operation, vect_transform_loop): Likewise.
13647 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13648 skip evolution analysis if analyzing a basic block.
13649 (dr_analyze_indices): Likewise.
13650 (initialize_data_dependence_relation): Skip the test whether the
13651 object is invariant for basic blocks.
13652 (compute_all_dependences): Skip dependence analysis for data
13653 references in basic blocks.
13654 (find_data_references_in_stmt): Don't fail in case of invariant
13655 access in basic block.
13656 (find_data_references_in_bb): New function.
13657 (find_data_references_in_loop): Move code to
13658 find_data_references_in_bb and add a call to it.
13659 (compute_data_dependences_for_bb): New function.
13660 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13661 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13663 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13664 unknown dependence in basic block and fail in case of dependence in
13666 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13667 dependence instances from either loop or basic block vectorization
13669 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13670 before calling nested_in_vect_loop_p.
13671 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13672 dependence instances from either loop or basic block vectorization
13674 (vect_verify_datarefs_alignment): Likewise.
13675 (vect_enhance_data_refs_alignment): Adjust function calls.
13676 (vect_analyze_data_refs_alignment): Likewise.
13677 (vect_analyze_group_access): Fix printing. Skip different checks if
13678 DR_STEP is 0. Keep strided stores either in loop or basic block
13679 vectorization data structure. Fix indentation.
13680 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13682 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13683 dependence instances from either loop or basic block vectorization
13685 (vect_analyze_data_refs): Update comment. Call
13686 compute_data_dependences_for_bb to analyze basic blocks.
13687 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13688 case of loop vectorization. In case of basic block vectorization use
13689 data-ref itself as a base.
13690 (vect_create_data_ref_ptr): In case of basic block vectorization:
13691 don't advance the pointer, add new statements before the current
13692 statement. Adjust function calls.
13693 (vect_supportable_dr_alignment): Support only aligned accesses in
13694 basic block vectorization.
13695 * common.opt (ftree-slp-vectorize): New flag.
13696 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13697 (vect_pattern_recog_1): Likewise.
13698 * tree-vect-stmts.c (process_use): Likewise.
13699 (vect_init_vector): Add new statements in the beginning of the basic
13700 block in case of basic block SLP.
13701 (vect_get_vec_def_for_operand): Adjust function calls.
13702 (vect_finish_stmt_generation): Likewise.
13703 (vectorizable_call): Add assert that it is loop vectorization, adjust
13705 (vectorizable_conversion, vectorizable_assignment): Likewise.
13706 (vectorizable_operation): In case of basic block SLP, take
13707 vectorization factor from statement's type and skip the relevance
13708 check. Adjust function calls.
13709 (vectorizable_type_demotion): Add assert that it is loop
13710 vectorization, adjust function calls.
13711 (vectorizable_type_promotion): Likewise.
13712 (vectorizable_store): Check for outer loop only in case of loop
13713 vectorization. Adjust function calls. For basic blocks, skip the
13714 relevance check and don't advance pointers.
13715 (vectorizable_load): Likewise.
13716 (vectorizable_condition): Add assert that it is loop vectorization,
13717 adjust function calls.
13718 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13719 that it is not reduction, get vector type, call only supported
13720 functions, skip loop specific parts.
13721 (vect_transform_stmt): Check for outer loop only in case of loop
13723 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13724 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13725 for external definition.
13726 * passes.c (pass_slp_vectorize): New pass.
13727 * tree-vect-slp.c (find_bb_location): New function.
13728 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13729 check for patterns only in loops.
13730 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13731 case of multiple types in basic block SLP.
13732 (vect_mark_slp_stmts_relevant): New function.
13733 (vect_supported_load_permutation_p): Fix comment.
13734 (vect_analyze_slp_instance): Add argument. In case of basic block
13735 SLP, take vectorization factor from statement's type, check that
13736 unrolling factor is 1. Adjust function call. Save SLP instance in
13737 either loop or basic block vectorization structure. Return FALSE,
13739 (vect_analyze_slp): Add argument. Get strided stores groups from
13740 either loop or basic block vectorization structure. Return FALSE
13741 if basic block SLP failed.
13742 (new_bb_vec_info): New function.
13743 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13744 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13745 (vect_schedule_slp): Add argument. Get SLP instances from either
13746 loop or basic block vectorization structure. Set vectorization factor
13747 to be 1 for basic block SLP.
13748 (vect_slp_transform_bb): New function.
13749 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13751 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13753 * final.c (shorten_branches): Do not align labels for jump tables.
13754 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13756 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13758 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13759 Remove outdated reference to flow.c and fix nits.
13760 * doc/gccint.texi: Tweak RTL description.
13761 * doc/rtl.texi: Likewise.
13763 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13765 * config/avr/avr.c: Change my email address.
13766 * config/avr/avr.h: Likewise.
13767 * config/avr/avr.md: Likewise.
13768 * config/avr/avr-protos.h: Likewise.
13769 * config/avr/libgcc.S: Likewise.
13771 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13773 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13774 (spu_split_load, spu_split_store): Change return type to int.
13775 (spu_split_convert): Declare.
13776 * config/spu/predicates.md (spu_mem_operand): Remove.
13777 (spu_mov_operand): Update.
13778 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13779 * config/spu/spu.c (regno_aligned_for_load): Remove.
13780 (reg_aligned_for_addr, spu_expand_load): Define.
13781 (spu_expand_extv): Reimplement and handle MEM.
13782 (spu_expand_insv): Handle MEM.
13783 (spu_sched_reorder): Handle insn's with length 0.
13784 (spu_legitimate_address_p): Reimplement.
13785 (store_with_one_insn_p): Return TRUE for any mode with size
13786 larger than 16 bytes.
13787 (address_needs_split): Define.
13788 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13790 (spu_convert_move): Define.
13791 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13792 (spu_split_store): Change all MEM's to TImode.
13793 (spu_init_expanders): Preallocate registers that correspond to
13794 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13796 (spu_split_convert): Define.
13797 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13798 (_move<mode>, _movdi, _movti): Update predicate and condition.
13799 (load, store): Change to define_split.
13800 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13802 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13803 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13804 define_insn_and_split of lshr<mode>3.
13805 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13806 (<v>ashr<mode>3_imm): Define.
13807 (extv, extzv, insv): Allow MEM operands.
13808 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13809 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13810 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13811 (_spu_convert2): Change to define_insn_and_split and remove the
13812 corresponding define_peephole2.
13813 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13814 Change predicates to memory_operand.
13816 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13818 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13820 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13822 PR tree-optimization/40219
13823 * tree.c (iterative_hash_expr): Make sure the builtin function is
13824 a normal builtin function and not a front end or back end builtin
13825 before indexing into the built_in_decls array.
13827 2009-05-22 Richard Guenther <rguenther@suse.de>
13829 PR middle-end/38964
13830 * alias.c (write_dependence_p): Do not use TBAA for answering
13831 anti-dependence or output-dependence.
13832 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13833 (emit_pointer_definition): Remove.
13834 (emit_alias_warning): Likewise.
13835 (find_what_var_points_to): Remove TBAA pruning code.
13836 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13838 (compute_points_to_sets): Remove code computing the set of
13839 dereferenced pointers.
13840 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13841 oracle for querying anti and output dependencies.
13842 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13843 if TBAA may be applied.
13844 (refs_anti_dependent_p): New function.
13845 (refs_output_dependent_p): Likewise.
13846 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13847 (refs_output_dependent_p): Likewise.
13848 * doc/tree-ssa.texi (Memory model): New section.
13849 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13850 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13851 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13852 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13853 * expr.c (expand_expr_real_1): Likewise.
13854 * gimple-low.c (lower_stmt): Likewise.
13855 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13856 (dump_gimple_cdt): Remove.
13857 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13858 (gimple_size): Likewise.
13859 (walk_gimple_op): Likewise.
13860 (is_gimple_stmt): Likewise.
13861 (walk_stmt_load_store_addr_ops): Likewise.
13862 (gimple_build_cdt): Remove.
13863 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13864 * gimple.h (gimple_cdt_new_type): Remove.
13865 (gimple_cdt_new_type_ptr): Likewise.
13866 (gimple_cdt_set_new_type): Likewise.
13867 (gimple_cdt_location): Likewise.
13868 (gimple_cdt_location_ptr): Likewise.
13869 (gimple_cdt_set_location): Likewise.
13870 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13871 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13872 GIMPLE_CHANGE_DYNAMIC_TYPE.
13873 (verify_types_in_gimple_stmt): Likewise.
13874 * tree-inline.c (estimate_num_insns): Likewise.
13875 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13876 (copy_decl_to_var): Likewise.
13877 (copy_result_decl_to_var): Likewise.
13878 * tree-pretty-print.c (dump_generic_node): Do not handle
13879 CHANGE_DYNAMIC_TYPE_EXPR.
13880 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13881 * tree-ssa-operands.c (get_expr_operands): Likewise.
13882 * tree-ssa-structalias.c (struct variable_info): Remove
13883 no_tbaa_pruning member.
13884 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13885 (unify_nodes): Do not copy it.
13886 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13887 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13888 (set_uids_in_ptset): Do not check it.
13889 (find_what_var_points_to): Likewise.
13890 (compute_tbaa_pruning): Remove.
13891 (compute_points_to_sets): Do not call it.
13892 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13893 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13894 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13895 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13896 (DECL_NO_TBAA_P): Likewise.
13897 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13898 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13899 (expand_omp_atomic_pipeline): Do not set it.
13900 * print-tree.c (print_node): Do not dump it.
13901 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13904 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13907 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13910 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13912 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13915 2009-05-22 Ben Elliston <bje@au.ibm.com>
13917 * Makefile.in (bversion.h, s-bversion): New targets.
13918 (TOPLEV_H): Add bversion.h.
13919 * toplev.h: Include "bversion.h".
13920 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13921 the __format__ attribute only if compiling with the same version
13922 of GCC as the sources (the "build version").
13924 2009-05-22 Ben Elliston <bje@au.ibm.com>
13926 * c-format.c (handle_format_attribute): Fix comment typo.
13928 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13931 * config/ia64/ia64.opt (mfused-madd): New.
13932 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13933 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13934 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13935 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13936 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13937 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13938 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13939 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13940 instruction if !TARGET_FUSED_MADD.
13941 (fpma, fpms): Remove colon from name.
13943 2009-05-22 Richard Guenther <rguenther@suse.de>
13945 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13946 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13947 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13949 (create_expression_by_pieces): Only convert if necessary.
13950 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13951 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13953 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13955 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13956 regular pattern from a template and rename it ...
13957 (*extzv_truncsi_exts): ... to this.
13959 2009-05-21 Richard Guenther <rguenther@suse.de>
13961 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13962 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13963 (cgraph_default_inline_p): Likewise.
13964 (cgraph_decide_inlining_incrementally): Likewise.
13966 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13967 Uros Bizjak <ubizjak@gmail.com>
13969 * config/i386/cpuid.h (bit_MOVBE): New.
13971 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13973 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13974 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13975 (ix86_handle_option): Handle OPT_mmovbe.
13976 (ix86_target_string): Add -mmovbe.
13977 (pta_flags): Add PTA_MOVBE.
13978 (processor_alias_table): Add PTA_MOVBE to "atom".
13979 (override_options): Handle PTA_MOVBE.
13981 * config/i386/i386.h (TARGET_MOVBE): New.
13983 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13984 (*bswapsi_movbe): New.
13985 (*bswapdi_movbe): Likewise.
13986 (bswapdi2): Renamed to ...
13987 (*bswapdi_1): This.
13988 (bswapdi2): New expander.
13990 * config/i386/i386.opt (mmovbe): New.
13992 * doc/invoke.texi: Document -mmovbe.
13994 2009-05-21 Taras Glek <tglek@mozilla.com>
13996 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13997 * gcc-plugin.h (plugin_init): Updated signature.
13998 * gcc-plugin.h (plugin_name_args): Moved to this header.
13999 * doc/plugins.texi (plugin_init): Updated documention to reflect
14001 * doc/plugins.texi (plugin_name_args): Added to documention.
14003 2009-05-21 Mark Mitchell <mark@codesourcery.com>
14005 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
14006 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
14008 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
14010 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
14011 JUMP_TABLE_DATA_P predicates where applicable.
14012 * config/i386/predicates.md: Ditto.
14013 * config/i386/sse.md: Ditto.
14015 2009-05-21 Jakub Jelinek <jakub@redhat.com>
14017 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
14018 operand2 -128 override length_immediate attribute to 1.
14019 * config/i386/predicates.md (constm128_operand): New predicate.
14021 * config/i386/i386.c (memory_address_length): Handle %r12
14022 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
14024 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
14025 mode look through optional ZERO_EXTEND and SUBREG.
14026 * config/i386/i386.md (R12_REG): New define_constant.
14027 (prefix_data16): For sse unit set also for MODE_TI insns.
14028 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
14029 insns set if operand 1 is ext_QIreg_operand.
14030 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
14031 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
14033 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
14034 mode from MODE_DI to MODE_SI.
14035 (movdi_1_rex64): Override modrm and length_immediate attributes
14036 only for movabs (TYPE_IMOV, alternative 2).
14037 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
14038 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
14039 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
14040 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
14041 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
14042 prefix_rex attribute if DImode.
14043 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
14044 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
14045 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
14046 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
14047 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
14048 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
14049 Likewise. For TYPE_IMOV clear length_immediate attribute.
14050 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
14051 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
14052 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
14053 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
14054 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
14055 or one operand TYPE_ISHIFT.
14056 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
14057 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
14058 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
14059 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
14060 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
14061 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
14062 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
14063 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
14064 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
14065 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
14066 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
14067 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
14068 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
14069 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
14070 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
14071 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
14072 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
14073 set mode attribute, don't override length attribute.
14074 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
14076 (return_internal_long): Set length attribute to 2 instead of 1.
14077 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
14078 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
14079 prefix_rex attribute.
14080 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
14082 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
14084 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14086 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
14088 2009-05-20 Ian Lance Taylor <iant@google.com>
14090 * tree.c (build_tree_list_vec_stat): New function.
14091 (ctor_to_vec): New function.
14092 (build_nt_call_vec): New function.
14093 (build_call_array): Change args to be a const pointer.
14094 (build_call_vec): New function.
14095 * tree.h (build_nt_call_vec): Declare.
14096 (build_tree_list_vec_stat): Declare.
14097 (build_tree_list_vec): Define.
14098 (build_call_array): Update declaration.
14099 (build_call_vec): Declare.
14100 (ctor_to_vec): Declare.
14101 * c-common.c (tree_vector_cache): New static variable.
14102 (make_tree_vector): New function.
14103 (release_tree_vector): New function.
14104 (make_tree_vector_single): New function.
14105 (make_tree_vector_copy): New function.
14106 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
14107 (make_tree_vector_single, make_tree_vector_copy): Declare.
14108 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
14109 (c_parser_expr_list): Don't manage cache here, instead call
14111 (c_parser_release_expr_list): Remove static function.
14112 (c_parser_vec_to_tree_list): Remove static function.
14113 (c_parser_attributes): Call build_tree_list_vec instead of
14114 c_parser_vec_to_tree_list. Call release_tree_vector instead of
14115 c_parser_release_expr_list.
14116 (c_parser_postfix_expression_after_primary): Likewise.
14117 (c_parser_objc_keywordexpr): Likewise.
14119 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
14121 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
14122 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
14123 TARGET_CONVERT_TO_TYPE.
14124 * hooks.c (hook_tree_const_tree_null): Define.
14125 * hooks.h (hook_tree_const_tree_null): Declare.
14126 * target.h (struct gcc_target): Add invalid_parameter_type,
14127 invalid_return_type, promoted_type, and convert_to_type fields.
14128 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
14129 (TARGET_INVALID_RETURN_TYPE): Define.
14130 (TARGET_PROMOTED_TYPE): Define.
14131 (TARGET_CONVERT_TO_TYPE): Define.
14132 (TARGET_INITIALIZER): Update for new fields.
14133 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
14134 (grokparms): Check targetm.invalid_parameter_type.
14135 * c-typeck.c (default_conversion): Check targetm.promoted_type.
14136 * c-convert.c (convert): Check targetm.convert_to_type.
14138 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
14140 * config/mips/mips.md (*extenddi_truncate<mode>,
14141 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
14143 (*extendhi_truncateqi): New define_insn_and_sptit.
14145 2009-05-20 Jakub Jelinek <jakub@redhat.com>
14147 PR middle-end/40204
14148 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
14149 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
14151 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
14153 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
14154 the operand of VIEW_CONVERT_EXPR.
14156 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
14158 * config/i386/driver-i386.c (host_detect_local_cpu): Check
14159 extended family and model for Intel processors. Support Intel Atom.
14161 2009-05-20 Olivier Hainque <hainque@adacore.com>
14163 * gstab.h (stab_code_type): Define, to be used instead of the
14164 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
14166 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
14167 occurrences by stab_code_type.
14168 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
14170 2009-05-20 Martin Jambor <mjambor@suse.cz>
14172 * tree-flow.h (insert_edge_copies_seq): Undeclare.
14173 (sra_insert_before): Likewise.
14174 (sra_insert_after): Likewise.
14175 (sra_init_cache): Likewise.
14176 (sra_type_can_be_decomposed_p): Likewise.
14177 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
14178 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
14179 (sra_insert_before): Likewise.
14180 (sra_insert_after): Likewise.
14181 (sra_init_cache): Likewise.
14182 (insert_edge_copies_seq): Made static and moved upwards.
14184 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
14187 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
14189 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
14190 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
14193 2009-05-20 Richard Guenther <rguenther@suse.de>
14195 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14196 with mismatched comparison modes.
14198 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14200 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
14201 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
14202 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
14203 with shifts for Thumb2.
14204 (orsi_notsi): New for orn.
14205 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
14206 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
14207 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
14208 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
14209 Don't invert remainder for IOR.
14211 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14213 PR tree-optimization/40087
14214 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14215 number_of_iterations_ne): Rename never_infinite argument.
14216 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14217 number_of_iterations_le): Handle pointer-type ivs when
14218 exit_must_be_taken is false.
14219 (number_of_iterations_cond): Do not always assume that
14220 exit_must_be_taken if the control variable is a pointer.
14222 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14224 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14225 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14227 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14229 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14230 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14232 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14235 * c.opt (Wlogical-op): Disabled by default.
14236 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14238 * doc/invoke.texi (Wlogical-op): Likewise.
14240 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14242 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14244 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14245 Propagate the type of the first operand.
14246 <ASSERT_EXPR>: Simplify.
14247 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14248 Rewrite using the RHS code as discriminant.
14249 <NOP_EXPR>: Turn into CASE_CONVERT.
14250 <PLUS_EXPR>: Propagate the type of the first operand.
14252 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14254 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14255 (ia64_dconst_0_375): New.
14256 * config/ia64/ia64.c (ia64_override_options): Remove
14257 -minline-sqrt-min-latency warning.
14258 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14259 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14260 * config/ia64/ia64.md (*sqrt_approx): Remove.
14261 (sqrtsf2): Remove #if 0.
14262 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14263 (sqrtdf): Remove assert.
14264 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14265 (sqrtxf2): Remove #if 0.
14266 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14267 * div.md (sqrt_approx_rf): New.
14268 (sqrtsf2_internal_thr): New implementation.
14269 (sqrtsf2_internal_lat): New.
14270 (sqrtdf2_internal_thr: New implementation.
14271 (sqrtxf2_internal): New implementation.
14273 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14274 Hans-Peter Nilsson <hp@axis.com>
14276 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14277 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14278 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14279 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14280 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14281 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14282 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14283 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14284 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14285 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14286 * c-common.c: ...from here.
14288 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14290 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14292 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14294 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14296 2009-05-19 Ben Elliston <bje@au.ibm.com>
14298 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14299 assignments with memcpy calls.
14300 (add_fdes): Likewise.
14301 (binary_search_unencoded_fdes): Likewise.
14302 (linear_search_fdes): Eliminate type puns.
14304 2009-05-19 Richard Guenther <rguenther@suse.de>
14306 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14307 not falsely claim to have propagated into all uses.
14309 2009-05-19 Ben Elliston <bje@au.ibm.com>
14311 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14314 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14316 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14317 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14318 (TARGET_LEGITIMATE_ADDRESS_P): New.
14319 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14320 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14322 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14325 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14326 child of the containing namespace's DIE.
14328 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14330 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14331 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14332 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14335 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14338 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14339 gen_align with gen_pad.
14340 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14341 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14343 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14344 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14346 * config/i386/i386.md (align): Renamed to ...
14347 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14348 ASM_OUTPUT_MAX_SKIP_PAD.
14350 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14352 * config.gcc: Fix variable syntax.
14355 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14356 before calling exact_log2.
14357 (output_iorsi3): Likewise.
14358 (output_xorsi3): Likewise.
14360 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14362 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14363 for the none zero constant operand except for EQ and NE
14364 comprisons even when the first operand is R0.
14366 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14368 * config/s390/2064.md: Remove trailing whitespaces.
14369 * config/s390/2084.md: Likewise.
14370 * config/s390/constraints.md: Likewise.
14371 * config/s390/fixdfdi.h: Likewise.
14372 * config/s390/libgcc-glibc.ver: Likewise.
14373 * config/s390/s390-modes.def: Likewise.
14374 * config/s390/s390-protos.h: Likewise.
14375 * config/s390/s390.c: Likewise.
14376 * config/s390/s390.h: Likewise.
14377 * config/s390/s390.md: Likewise.
14378 * config/s390/tpf-unwind.h: Likewise.
14380 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14382 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14384 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14387 * configure.ac (m68k-*-*): Check if binutils support TLS.
14388 * configure: Regenerate.
14389 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14390 * config/m68k/constraints.md (Cu): New constraint.
14391 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14392 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14393 (movsi): Handle TLS symbols.
14394 (addsi3_5200): Handle XTLS symbols, indent.
14395 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14396 (m68k_tls_reference_p): Declare.
14397 (m68k_legitimize_address): Declare.
14398 (m68k_unwrap_symbol): Declare.
14399 * config/m68k/m68k.opt (mxtls): New option.
14400 * config/m68k/m68k.c (ggc.h): Include.
14401 (m68k_output_dwarf_dtprel): Implement hook.
14402 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14403 (m68k_expand_prologue): Load GOT pointer when function needs it.
14404 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14405 (m68k_legitimate_constant_address_p): Same.
14406 (m68k_decompose_address): Handle TLS references.
14407 (m68k_get_gp): New static function.
14408 (enum m68k_reloc): New contants.
14409 (TLS_RELOC_P): New macro.
14410 (m68k_wrap_symbol): New static function.
14411 (m68k_unwrap_symbol): New function.
14412 (m68k_final_prescan_insn_1): New static function.
14413 (m68k_final_prescan_insn): New function.
14414 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14416 (legitimize_pic_address): Handle TLS references..
14417 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14418 (m68k_libcall_value_in_a0_p)
14419 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14420 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14421 (m68k_legitimize_tls_address): Handle TLS references.
14422 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14424 (m68k_legitimize_address): Handle TLS symbols.
14425 (m68k_get_reloc_decoration): New static function.
14426 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14428 (m68k_output_dwarf_dtprel): Implement hook.
14429 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14430 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14431 m68k_call_* routines.
14432 (sched_attr_op_type): Handle TLS symbols.
14433 (gt-m68k.h): Include.
14434 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14435 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14437 2009-05-18 Martin Jambor <mjambor@suse.cz>
14439 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14440 (visit_store_addr_for_mod_analysis): New function.
14441 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14442 (determine_cst_member_ptr): Use gimple_assign_single_p.
14443 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14444 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14445 operands. Don't check number of operands of a NOP_EXPR.
14447 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14449 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14451 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14454 * c-common.c (warn_logical_operator): Don't warn if one of
14455 expression isn't always true or false.
14457 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14459 * config/i386/biarch32.h: New file.
14460 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14462 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14464 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14465 *zero_extend<mode>_truncqi): Merge these into ...
14466 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14467 Name the pattern following this as *zero_extendhi_truncqi.
14469 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14471 PR middle-end/39301
14472 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14473 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14474 (output_info): Make field HOST_WIDEST_INT.
14475 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14476 (dump_bitmat_statistics): Same.
14478 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14480 * config.gcc (use_gcc_stdint): Set to wrap.
14481 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14482 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14483 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14484 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14485 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14486 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14487 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14488 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14490 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14492 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14494 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14495 Move definitions earlier.
14496 (OPT_ARCH64, OPT_ARCH32): Define.
14497 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14500 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14503 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14506 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14508 * arm.md (movdi2): Copy non-reg values to DImode registers.
14510 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14513 * final.c (label_to_max_skip): New function.
14514 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14515 CODE_LABEL_NUMBER <= max_labelno.
14516 * output.h (label_to_max_skip): New prototype.
14517 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14518 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14519 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14520 Handle CODE_LABELs with >= 16 byte alignment or with
14521 max_skip == (1 << align) - 1.
14522 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14523 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14526 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14527 .p2align 3 if MAX_SKIP is smaller than 7.
14528 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14530 2009-05-15 Ian Lance Taylor <iant@google.com>
14532 * alias.c (struct alias_set_entry_d): Rename from struct
14533 alias_set_entry. Change all uses.
14534 * except.c (struct call_site_record_d): Rename from struct
14535 call_site_record. Change all uses.
14536 * except.h (struct eh_region_d): Rename from struct eh_region.
14538 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14540 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14541 ivtype_map_elt. Change all uses.
14542 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14544 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14545 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14547 (struct sese_d): Rename from struct sese. Change all uses.
14548 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14549 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14550 * optabs.h (struct optab_d): Rename from struct optab. Change all
14552 (struct convert_optab_d): Rename from struct convert_optab.
14554 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14555 ipa_opt_pass. Change all uses.
14556 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14559 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14560 defined as a typedef.
14561 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14564 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14567 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14569 (merge_ranges): Returns bool.
14570 * tree.h (make_range): .. to here.
14571 (build_range_check): Likewise.
14572 (merge_ranges): Likewise. Renamed from merge_ranges.
14573 * c-typeck.c (parser_build_binary_op): Update calls to
14574 warn_logical_operator.
14575 * c-common.c (warn_logical_operator): Add new warning.
14576 * c-common.h (warn_logical_operator): Update declaration.
14578 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14580 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14582 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14584 * doc/install.texi: Document MPC requirements, flags etc.
14586 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14587 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14588 Evaluate constant arguments.
14589 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14590 (fold_builtin_1): Likewise, also evaluate constant arguments.
14591 Remove superfluous break.
14592 (do_mpc_ckconv): New.
14593 * real.h: Include mpc.h.
14594 * toplev.c (print_version): Output MPC version info if available.
14596 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14598 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14600 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14602 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14605 2009-05-15 Jan Hubicka <jh@suse.cz>
14607 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14608 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14609 (try_inline): Fix return value.
14610 (cgraph_decide_inlining_incrementally): Honor new value.
14611 (cgraph_early_inlining): Handle indirect inlining.
14612 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14614 2009-05-15 Jan Hubicka <jh@suse.cz>
14616 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14617 * cgraphunit.c (cgraph_finalize_function): Set it.
14618 (cgraph_expand_function): Use it.
14620 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14622 * real.c (encode_ieee_half): Define.
14623 (decode_ieee_half): Define.
14624 (ieee_half_format): Define.
14625 (arm_half_format): Define.
14626 * real.h (ieee_half_format): Declare.
14627 (arm_half_format): Declare.
14629 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14631 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14632 swapped, and reversed optabs exist before trying to use them.
14634 2009-05-15 Paul Brook <paul@codesourcery.com>
14635 Sandra Loosemore <sandra@codesourcery.com>
14637 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14638 loads. Allow PRE_DEC.
14639 (output_move_neon): Handle PRE_DEC.
14640 (arm_print_operand): Add 'A' for neon structure loads.
14641 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14642 * config/arm/neon.md (neon_mov): Update comment.
14643 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14645 (Um): New constraint.
14647 2009-05-15 Jan Hubicka <jh@suse.cz>
14649 Revert the following patch until testsuite fallout is fixed:
14650 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14651 * cgraph.h (struct inline_summary): New filed self_wize,
14652 size_inlining_benefit, self_time and time_inlining_benefit.
14653 (struct cgraph_global_info): Replace insns by time ans size fields.
14654 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14655 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14656 (ipcp_update_callgraph): Do not touch function bodies.
14657 * ipa-inline.c: Include except.h
14658 (MAX_TIME): New constant.
14659 (overall_insns): Remove
14660 (overall_size, max_benefit): New static variables.
14661 (cgraph_estimate_time_after_inlining): New function.
14662 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14663 (cgraph_clone_inlined_nodes): Update size.
14664 (cgraph_mark_inline_edge): Update size.
14665 (cgraph_estimate_growth): Use size info.
14666 (cgraph_check_inline_limits): Check size.
14667 (cgraph_default_inline_p): Likewise.
14668 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14669 (cgraph_decide_recursive_inlining): Check size.
14670 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14672 (cgraph_decide_inlining): Likewise.
14673 (cgraph_decide_inlining_incrementally): Likewise; honor
14674 PARAM_EARLY_INLINING_INSNS.
14675 (likely_eliminated_by_inlining_p): New predicate.
14676 (estimate_function_body_sizes): New function.
14677 (compute_inline_parameters): Use it.
14678 * except.c (must_not_throw_labels): New function.
14679 * except.h (must_not_throw_labels): Declare.
14680 * tree-inline.c (init_inline_once): Kill inlining_weigths
14681 * tree-ssa-structalias.c: Avoid uninitialized warning.
14682 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14683 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14684 (PARAM_INLINE_CALL_COST): Remove.
14685 (PARAM_EARLY_INLINING_INSNS): New.
14687 2009-05-15 Richard Guenther <rguenther@suse.de>
14689 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14690 not TODO_update_ssa.
14692 2009-05-15 Richard Guenther <rguenther@suse.de>
14694 PR tree-optimization/39999
14695 * gimple.h (gimple_expr_type): Use the expression type looking
14696 through useless conversions.
14697 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14698 (vn_nary_op_insert_stmt): Likewise.
14699 (simplify_binary_expression): Likewise.
14701 2009-05-15 Richard Guenther <rguenther@suse.de>
14703 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14704 New options, enabled by default.
14705 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14707 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14708 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14709 * tree-ssa-structalias.c (gate_tree_pta): New function.
14710 (pass_build_alias): Use it.
14712 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14714 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14715 recurse on an invariant address if a conversion from a pointer
14716 type to a wider integer type is involved.
14718 2009-05-15 Jan Hubicka <jh@suse.cz>
14720 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14721 * cgraph.h (struct inline_summary): New filed self_wize,
14722 size_inlining_benefit, self_time and time_inlining_benefit.
14723 (struct cgraph_global_info): Replace insns by time ans size fields.
14724 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14725 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14726 (ipcp_update_callgraph): Do not touch function bodies.
14727 * ipa-inline.c: Include except.h
14728 (MAX_TIME): New constant.
14729 (overall_insns): Remove
14730 (overall_size, max_benefit): New static variables.
14731 (cgraph_estimate_time_after_inlining): New function.
14732 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14733 (cgraph_clone_inlined_nodes): Update size.
14734 (cgraph_mark_inline_edge): Update size.
14735 (cgraph_estimate_growth): Use size info.
14736 (cgraph_check_inline_limits): Check size.
14737 (cgraph_default_inline_p): Likewise.
14738 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14739 (cgraph_decide_recursive_inlining): Check size.
14740 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14742 (cgraph_decide_inlining): Likewise.
14743 (cgraph_decide_inlining_incrementally): Likewise; honor
14744 PARAM_EARLY_INLINING_INSNS.
14745 (likely_eliminated_by_inlining_p): New predicate.
14746 (estimate_function_body_sizes): New function.
14747 (compute_inline_parameters): Use it.
14748 * except.c (must_not_throw_labels): New function.
14749 * except.h (must_not_throw_labels): Declare.
14750 * tree-inline.c (init_inline_once): Kill inlining_weigths
14751 * tree-ssa-structalias.c: Avoid uninitialized warning.
14752 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14753 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14754 (PARAM_INLINE_CALL_COST): Remove.
14755 (PARAM_EARLY_INLINING_INSNS): New.
14756 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14757 (inline-call-cost): Remove.
14758 (early-inlining-insns): New.
14760 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14762 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14764 (print_int_cst_bounds_in_octal_p): Likewise.
14765 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14767 * dwarf2out.c (base_type_die): Likewise.
14768 (is_subrange_type): Delete.
14769 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14770 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14771 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14772 if the destination type is boolean.
14773 (build_range_check): Do not special-case subtypes.
14774 (fold_sign_changed_comparison): Likewise.
14775 (fold_unary): Likewise.
14776 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14777 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14778 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14779 * tree.c (subrange_type_for_debug_p): New predicate based on the
14780 former is_subrange_type.
14781 * tree.h (subrange_type_for_debug_p): Declare.
14782 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14783 (convert_affine_scev): Remove call to above function.
14784 (chrec_convert_aggressive): Likewise.
14785 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14786 false for conversions involving subtypes.
14787 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14788 (vrp_val_min): Likewise.
14789 (needs_overflow_infinity): Likewise.
14790 (extract_range_from_unary_expr): Likewise.
14792 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14794 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14795 * config/frv/frv.c: Likewise.
14796 * config/s390/s390.c: Likewise.
14797 * config/sparc/sparc.h: Likewise.
14798 * config/i386/i386.h: Likewise.
14799 * config/i386/i386.c: Likewise.
14800 * config/crx/crx.c: Likewise.
14801 * config/m68hc11/m68hc11.h: Likewise.
14802 * config/iq2000/iq2000.c: Likewise.
14803 * config/mn10300/mn10300.h: Likewise.
14804 * config/mn10300/mn10300.c: Likewise.
14805 * config/m68k/m68k.c: Likewise.
14806 * config/rs6000/rs6000.c: Likewise.
14807 * config/rs6000/xcoff.h: Likewise.
14808 * config/rs6000/linux64.h: Likewise.
14809 * config/rs6000/sysv4.h: Likewise.
14810 * config/score/score3.c: Likewise.
14811 * config/score/score7.c: Likewise.
14812 * config/score/score.c: Likewise.
14813 * config/arm/arm.md: Likewise.
14814 * config/mips/mips.c: Likewise.
14815 * config/mips/mips.md: Likewise.
14816 * config/bfin/bfin.h: Likewise.
14817 * config/pa/pa.c: Likewise.
14818 * config/pa/constraints.md: Likewise.
14820 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14821 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14822 * config/pdp11/pdp11.h: Use memory_address_p instead.
14824 2009-05-14 Ian Lance Taylor <iant@google.com>
14826 * passes.c (finish_optimization_passes): Change i to int.
14827 * plugin.c (plugins_active_p): Change event to int.
14828 (dump_active_plugins): Likewise.
14829 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14831 * tree.c (tree_range_check_failed): Change c to unsigned int.
14832 (omp_clause_range_check_failed): Likewise.
14833 (build_common_builtin_nodes): Change mode to int. Add cast.
14834 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14835 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14837 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14838 ++ or -- with a variable of enum type.
14840 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14843 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14845 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14847 * store-motion.c: Do not include params.h
14848 * Makefile.in: Fix dependencies for various files.
14850 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14852 * auto-inc-dec.c: Fix pass description, remove apparent
14853 accidental duplication.
14855 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14857 PR middle-end/40147
14858 * ipa-utils.h (memory_identifier_string): Moved to ...
14859 * tree.h (memory_identifier_string): Here. Add GTY(()).
14861 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14863 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14864 in the former documentation of...
14865 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14866 * ira-conflicts.c (get_dup_num): Use address_operand.
14867 * targhooks.c (default_legitimate_address_p): New.
14868 * targhooks.h (default_legitimate_address_p): New.
14869 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14871 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14872 * target.h (struct target): Add legitimate_address_p.
14873 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14874 (TARGET_INITIALIZER): Include it.
14876 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14877 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14878 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14879 (TARGET_LEGITIMATE_ADDRESS_P): New.
14881 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14882 (REG_OK_STRICT_P): Delete.
14883 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14884 (frv_legitimate_address_p_1): ... this.
14885 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14886 (frv_legitimate_address_p_1): ... the renamed old
14887 frv_legitimate_address_p.
14888 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14889 (TARGET_LEGITIMATE_ADDRESS_P): New.
14891 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14892 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14893 * config/s390/s390.c (legitimate_address_p): Rename to...
14894 (s390_legitimate_address_p): ... this, make static.
14895 (legitimize_address): Adjust call.
14896 (TARGET_LEGITIMATE_ADDRESS_P): New.
14897 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14899 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14900 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14901 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14902 (TARGET_LEGITIMATE_ADDRESS_P): New.
14904 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14905 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14906 * config/spu/spu.c (spu_legitimate_address): Rename to...
14907 (spu_legitimate_address_p): ... this, make static.
14908 (TARGET_LEGITIMATE_ADDRESS_P): New.
14910 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14911 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14912 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14913 (sparc_legitimate_address_p): ... this, make static and return bool.
14914 (legitimize_address): Adjust call.
14915 (TARGET_LEGITIMATE_ADDRESS_P): New.
14917 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14918 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14919 * config/i386/i386.c (legitimate_address_p): Rename to...
14920 (ix86_legitimate_address_p): ... this, make static.
14921 (constant_address_p): Move after it, adjust call.
14922 (TARGET_LEGITIMATE_ADDRESS_P): New.
14924 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14925 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14926 * config/avr/avr.c (legitimate_address_p): Rename to...
14927 (avr_legitimate_address_p): ... this, make static.
14928 (legitimize_address): Adjust call.
14929 (TARGET_LEGITIMATE_ADDRESS_P): New.
14931 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14932 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14933 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14934 (TARGET_LEGITIMATE_ADDRESS_P): New.
14936 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14937 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14938 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14939 (TARGET_LEGITIMATE_ADDRESS_P): New.
14941 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14942 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14944 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14946 (TARGET_LEGITIMATE_ADDRESS_P): New.
14948 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14949 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14951 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14953 (m68hc11_legitimate_address_p): ... this, make static.
14954 (go_if_legitimate_address_internal): Rename to...
14955 (m68hc11_legitimate_address_p_1): ... this.
14956 (legitimize_address): Adjust call.
14957 (TARGET_LEGITIMATE_ADDRESS_P): New.
14959 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14960 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14961 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14962 (TARGET_LEGITIMATE_ADDRESS_P): New.
14964 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14965 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14966 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14967 (mn10300_legitimate_address_p): ... this, make static.
14968 (TARGET_LEGITIMATE_ADDRESS_P): New.
14970 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14971 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14972 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14973 (TARGET_LEGITIMATE_ADDRESS_P): New.
14975 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14976 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14977 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14978 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14979 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14980 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14981 (rs6000_legitimate_address_p): ... this, make static.
14982 (TARGET_LEGITIMATE_ADDRESS_P): New.
14983 (REG_MODE_OK_FOR_BASE_P): Delete.
14984 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14986 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14987 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14989 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14990 static, adjust types.
14991 (TARGET_LEGITIMATE_ADDRESS_P): New.
14993 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14994 * config/score/score.c (score_address_p): Rename to...
14995 (score_legitimate_address_p): ... this.
14996 (TARGET_LEGITIMATE_ADDRESS_P): New.
14997 * config/score/score3.c (score3_address_p): Rename to...
14998 (score3_legitimate_address_p): ... this.
14999 * config/score/score7.c (score7_address_p): Rename to...
15000 (score7_legitimate_address_p): ... this.
15002 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
15003 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
15004 GO_IF_LEGITIMATE_ADDRESS): Delete.
15005 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
15006 thumb2_legitimate_address_p): Delete.
15007 (arm_legitimate_address_p): Rename to...
15008 (arm_legitimate_address_outer_p): ... this.
15009 * config/arm/constraints.md ("Uq"): Adjust call.
15010 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
15011 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
15013 (arm_legitimate_address_outer_p): ... this.
15014 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
15016 (TARGET_LEGITIMATE_ADDRESS_P): New.
15018 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15019 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
15020 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
15021 (TARGET_LEGITIMATE_ADDRESS_P): New.
15023 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15024 * config/vax/vax-protos.h (legitimate_address_p): Remove.
15025 * config/vax/vax.c (legitimate_address_p): Rename to...
15026 (vax_legitimate_address_p): ... this, make static.
15027 (TARGET_LEGITIMATE_ADDRESS_P): New.
15029 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15030 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
15031 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
15032 (TARGET_LEGITIMATE_ADDRESS_P): New.
15034 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15035 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
15036 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
15037 (mmix_legitimate_address_p): ... this, make static.
15038 (TARGET_LEGITIMATE_ADDRESS_P): New.
15040 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15041 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
15042 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
15043 (TARGET_LEGITIMATE_ADDRESS_P): New.
15045 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15047 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
15048 of MODE_COMPLEX_INT.
15050 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15052 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
15053 LCT_NORMAL in function call.
15054 * mips-tdump.c (print_file_desc): Add cast to enum type.
15055 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
15056 (mark_stabs): Add casts to enum types.
15057 (parse_stabs_common): Add casts to enum types.
15059 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15061 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
15062 Check for invalid values of LETTER.
15064 2009-05-13 Taras Glek <tglek@mozilla.com>
15066 * attribs.c (register_attribute): moved out attribute registration
15067 into register_attribute.
15068 * doc/plugins.texi: Documented register_attribute and
15070 * gcc-plugin.h: Added forward decl for register_attribute.
15071 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
15072 * plugin.c (register_callback, invoke_plugin_callbacks): Added
15073 PLUGIN_ATTRIBUTES boilerplate.
15075 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
15077 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
15078 values even in sentinel and empty entries.
15079 (ms_printf_flag_specs): Likewise.
15080 (ms_scanf_flag_specs): Likewise.
15081 (ms_strftime_flag_specs): Likewise.
15082 (ms_print_char_table): Likewise.
15083 (ms_scan_char_table): Likewise.
15084 (ms_time_char_table): Likewise.
15086 2009-05-13 Doug Kwan <dougkwan@google.com>
15088 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
15090 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15092 * config/mips/mips.md (store): Add attributes for QI and HI.
15094 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
15095 (truncdi<mode>2): ... this new pattern.
15097 2009-05-13 Brad Hards <bradh@kde.org>
15099 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
15101 2009-05-14 Jakub Jelinek <jakub@redhat.com>
15102 Ben Elliston <bje@au.ibm.com>
15104 PR middle-end/40035
15105 * dse.c (check_mem_read_rtx): Guard against width == -1.
15107 2009-05-13 Michael Matz <matz@suse.de>
15109 PR middle-end/39976
15110 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
15111 (trivially_conflicts_p): New function.
15112 (insert_backedge_copies): Use it.
15114 2009-05-13 Janis Johnson <janis187@us.ibm.com>
15116 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
15117 (handle_stdc_pragma): Use new enum constant names.
15118 (handle_pragma_float_const_decimal64): Ditto.
15120 2009-05-13 Ian Lance Taylor <iant@google.com>
15122 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
15125 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
15127 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
15128 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
15130 * config/m68k/m68k.h (FL_UCLINUX): Define.
15132 2009-05-13 Jan Hubicka <jh@suse.cz>
15134 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
15136 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15138 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
15139 unless -fschedule-insns is specified.
15141 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15144 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
15145 TARGET_EXPAND_CBRANCHDI4.
15146 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
15147 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
15148 (cmpeqdi): Fix comment.
15150 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15152 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
15153 (sh_legitimate_address_p): Likewise.
15154 * config/sh/sh.c (sh_legitimate_index_p): New.
15155 (sh_legitimate_address_p): Likewise.
15156 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
15157 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
15158 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
15159 (MAYBE_BASE_REGISTER_RTX_P): New macro.
15160 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
15161 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
15162 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
15163 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
15164 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
15166 2009-05-12 Jan Hubicka <jh@suse.cz>
15168 * tree-inline.c (estimate_operator_cost): Add operands;
15169 when division happens by constant, it is cheap.
15170 (estimate_num_insns): Loads and stores are not having cost of 0;
15171 EH magic stuff is cheap; when computing runtime cost of switch,
15172 use log2 base of amount of its cases; builtin_expect has cost of 0;
15173 compute cost for moving return value of call.
15174 (init_inline_once): Initialize time_based flags.
15175 * tree-inline.h (eni_weights_d): Add time_based flag.
15177 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15179 * df-core.c: Update head documentation.
15181 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15184 * rs6000.c (rs6000_generate_compare): Use op1b instead of
15185 shadowing exisiting variable op1.
15187 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
15190 * config/i386/driver-i386.c (processor_signatures): New enum.
15191 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
15192 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
15193 processor signature to detect geode processor.
15195 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15199 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15201 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15202 causes spurious differences between trunk and cond-optab branch.
15204 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15206 * dojump.c (compare_from_rtx): Delete.
15207 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
15208 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
15209 if the comparison does not satisfy the predicate; test predicates for
15210 operands 2 and 3 of a cstore pattern. Don't try cstore optab
15211 further if one existing pattern fails.
15212 * expr.h (compare_from_rtx): Delete.
15213 (prepare_operand): Declare it.
15214 * optabs.c: Change "lib call" to "libcall" throughout.
15215 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15216 HAVE_conditional_trap, emit_cmp_insn): Delete.
15217 (can_compare_p): Delete cmp_optab case.
15218 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15219 Accept other parameters by value.
15220 (prepare_operand): Make non-static.
15221 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15222 other parameters by value. Try to widen operands here based on
15223 an optab_methods argument and looking at cbranch_optab.
15224 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15225 loop. Use cbranch_optab directly.
15226 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15227 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15229 (emit_conditional_move, emit_conditional_add): Inline what's needed
15230 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15231 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15232 with COMPARE. Move cmov_optab and cstore_optab above
15233 with cbranch_optab, move cmp_optab down with ucmp_optab,
15234 remove tst_otpab. Do not initialize trap_rtx.
15235 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15236 for trap code. Do not check HAVE_conditional_trap. Use
15237 prepare_cmp_insn. Accept no predicate for operand 3.
15238 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15239 (OTI_ctrap, ctrap_optab): New.
15240 (tst_optab): Delete.
15241 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15242 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15243 with lookup of ctrap_optab.
15244 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15246 (ctrap_optab): New.
15248 * combine.c (combine_simplify_rtx, simplify_set): Do not
15249 special case comparing against zero for cc0 machines.
15250 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15251 COMPARE on cc0 machines.
15252 (simplify_relational_operation): Return a new expression when
15253 a COMPARE could be removed.
15254 * final.c (final_scan_insn): Compare cc_status values
15255 against LHS of a (compare FOO (const_int 0)) cc0 source.
15256 Also check if cc_status.value is the full compare.
15258 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15259 (cstoreMM4): Document.
15260 (conditional_trap): Document ctrapMM4 instead.
15261 (sync_compare_and_swapMM): Refer to cbranchcc4.
15262 (Dependent Patterns): Eliminate obsolete information referring to
15263 the old jump optimization phase.
15264 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15265 of compares with 0 on cc0 machines.
15266 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15267 avoiding references to cc0. Remove text about storing operands
15269 * doc/tm.texi (Condition Codes): Include blurb on different
15270 condition code representations, separate into subsections for
15271 CC0, MODE_CC and conditional execution.
15273 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15274 alpha_emit_setcc): Accept operands and a machine mode.
15275 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15276 Get code/op0/op1 from operands, use machine mode argument
15277 instead of alpha_compare.fp_p. Emit the branch here.
15278 (alpha_emit_setcc): Likewise, and return boolean.
15279 (alpha_emit_conditional_move): Likewise. Assert that
15280 cmp_op_mode == cmp_mode, and simplify accordingly.
15281 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15282 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15283 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15285 (stack probe test): Use cbranchdi4.
15286 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15288 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15289 * config/arc/arc.h (movsicc, movsfcc): Use it.
15290 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15291 (cbranchsi4, cstoresi4): New.
15292 (cmpsi, bCC and sCC expanders): Remove.
15294 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15295 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15296 * config/arm/predicates.md (arm_comparison_operator): Only include
15297 floating-point operators if there is a hardware floating-point unit.
15298 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15299 deferring to cbranch_cc and cstore_cc respectively.
15300 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15301 cbranch_cc, cstore_cc): New.
15302 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15304 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15306 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15307 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15309 (adjust_insn_length): Adjust calls.
15310 (avr_reorg): Handle (compare (foo) (const_int 0)).
15311 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15312 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15313 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15314 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15316 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15317 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15319 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15320 (cbranchsi4, cstorebi4, cstoresi4): New.
15321 (movbisi): This insn is duplicate, split it to zero_extend.
15322 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15323 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15324 (bfin_optimize_loop): Use cbranch expander.
15325 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15326 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15327 (bfin_bimode_comparison_operator): ... this.
15328 (bfin_direct_comparison_operator): New.
15330 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15331 inside (compare FOO (const_int 0)).
15332 (cris_rtx_costs): Handle ZERO_EXTRACT.
15333 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15334 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15335 (*tstdi_v32): Delete.
15336 (*cmpdi_non_v32): Add M alternative for operand 1.
15337 (cmpsi, cmp<mode>): Make private.
15338 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15340 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15342 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15343 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15344 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15345 (cc_reg_operand): New.
15346 (any_cond): Delete.
15347 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15348 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15349 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15350 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15351 crx_expand_scond): Delete.
15353 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15355 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15356 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15358 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15359 cstoresi4, cstoresf4, cstoredf4): New.
15360 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15361 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15362 Receive the entire operands array.
15363 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15364 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15365 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15366 Get test/op0/op1 from the operands array.
15367 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15369 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15370 (h8300_expand_store): New.
15371 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15373 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15374 (h8300_expand_store): New.
15375 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15376 or do not try to produce (set (cc0) REG).
15377 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15378 change a compare into a move to a scratch register. Disable some
15379 peepholes when comparing with zero.
15380 (tstsi, tsthi, tstsi, cmpqi): Make private.
15382 (bCC, sCC): Delete.
15383 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15386 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15387 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15388 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15389 (ix86_emit_i387_log1p): Use cbranchxf2.
15390 (ix86_expand_setcc): Return void.
15391 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15392 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15393 cmp<MODEF>, cmpcc): Remove.
15394 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15395 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15396 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15397 (sCC and bCC expanders): Remove.
15398 (stack_protect_test): Use cbranchcc4.
15400 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15402 (ia64_expand_compare): Accept three rtx by reference and return void.
15403 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15404 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15405 from *expr. Update *expr with the BImode comparison to do.
15406 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15407 cmptf, bCC, sCC, conditional_trap): Delete.
15408 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15409 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15410 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15411 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15412 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15414 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15415 type of last argument.
15416 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15417 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15418 use machine mode argument instead of branch_type. Remove dead
15419 code for floating-point comparisons.
15420 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15421 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15423 (cbranchsi4, cstoresi4): New.
15424 * config/iq2000/predicates.md (reg_or_const_operand): New.
15426 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15427 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15428 (b<code>_op): Rewrite to...
15429 (bcc_op): ... this, using match_operator.
15430 (s<code>_op): Rewrite to...
15431 (scc_op): ... this, using match_operator.
15432 (s<code>_24_op): Rewrite to...
15433 (scc_op_24): ... this, using match_operator.
15434 (s<code>_<mode>): Rewrite to...
15435 (cstore<mode>4): ... this, using match_operator.
15436 (s<code>_<mode>_24): Rewrite to...
15437 (cstore<mode>4_24): ... this, using match_operator.
15438 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15439 m32c_unpend_compare, m32c_expand_scc): Delete.
15440 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15441 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15442 (m32c_expand_movcc): Change NE to EQ if necessary.
15443 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15445 * config/m32r/m32r-protos.h (gen_cond_store): New.
15446 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15447 (gen_cond_store): New, from sCC patterns.
15448 (m32r_expand_block_move): Use cbranchsi4.
15449 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15450 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15451 (cbranchsi4, cstoresi4): New.
15453 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15455 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15456 (m68hc11_notice_update_cc): Look into a compare with 0.
15457 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15459 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15460 cmphi, cmpqi, bCC): Delete.
15461 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15462 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15463 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15466 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15467 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15468 * config/m68k/constraints.md (H): New.
15469 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15470 the define_insn below.
15471 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15472 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15473 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15474 patterns): Wrap RHS with COMPARE.
15475 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15476 (*cmpdi_internal): Name this pattern.
15477 (cmpdi): Change to define_insn.
15478 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15479 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15480 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15482 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15483 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15484 (conditional_trap): Change to...
15485 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15486 (*conditional_trap): Use the ordered_comparison_operator and
15487 const1_operand predicates.
15488 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15489 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15490 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15491 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15493 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15494 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15495 (mcore_gen_compare): New.
15496 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15497 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15498 (mcore_gen_compare): ... this.
15499 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15500 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15501 (stack probe pattern): Use cbranchsi4.
15503 * config/mips/predicates.md (mips_cstore_operator): New.
15504 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15505 * config/mips/mips.md (any_cond): Delete.
15506 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15508 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15509 fixuns_truncsfdi2): Use cbranch patterns.
15510 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15511 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15512 Adjust call to mips_expand_conditional_branch.
15513 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15515 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15516 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15517 * config/mips/mips.c (cmp_operands): Delete.
15518 (mips_emit_compare): Get comparison operands from *op0/*op1.
15519 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15520 that it succeeds. Use op0/op1 instead of cmp_operands.
15521 (mips_expand_conditional_branch, mips_expand_conditional_move,
15522 mips_expand_conditional_trap): Likewise.
15523 (mips_block_move_loop): Use cbranch patterns.
15524 * config/mips/mips.h (cmp_operands): Delete.
15526 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15527 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15528 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15529 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15530 (*cmpcc_folded): Rename to...
15531 (*cmpdi_folded): this.
15532 (*cmpcc): Rename to...
15534 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15537 (cbranchdf4): New. Handle invalid comparisons here.
15538 * config/mmix/predicates.md (float_comparison_operator): New.
15540 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15541 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15542 * config/mn10300/mn10300.md (tst): Delete.
15543 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15544 Name these patterns and wrap RHS in a compare.
15545 (*cmpsi): Make this pattern private. Include tst.
15546 (*cmpsf): Make this pattern private.
15547 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15548 (compare with zero peepholes): Likewise.
15550 (cbranchsi4, cbranchsf4): New.
15551 (casesi): Use cbranchsi4.
15553 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15554 hppa_branch_type): Delete.
15555 (return_addr_rtx): Use cbranchsi4.
15556 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15557 Emit CCFPmode comparison here.
15558 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15559 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15560 hppa_branch_type): Delete.
15561 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15562 (movsicc, movdicc): Remove references to hppa_compare_op0,
15563 hppa_compare_op1 and compare_from_rtx.
15564 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15565 (casesi): Use cbranchsi4.
15567 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15568 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15569 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15570 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15571 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15573 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15574 (*branch, *branch_inverted): New.
15576 * config/picochip/picochip.md (cbranchhi4): Use
15577 ordered_comparison_operator.
15578 (cmphi, bCC): Remove.
15580 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15581 (trap_comparison_operator): Delete.
15582 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15583 rs6000_emit_cbranch): Accept mode and operands.
15584 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15585 rs6000_compare_fp_p): Delete.
15586 (rs6000_generate_compare): Accept mode and comparison. Extract code
15587 and op0/op1 from there. Replace references to rs6000_compare_op0
15588 and rs6000_compare_op1.
15589 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15590 extract result from passed operands.
15591 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15592 extract loc from passed operands.
15593 (rs6000_emit_cmove): Likewise.
15594 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15595 rs6000_compare_fp_p): Delete.
15596 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15597 (cbranch<GPR>4, cbranch<FP>4): New.
15598 (cstore<mode>4): New. Consolidate here all choices about when to use
15599 portable or specialized sCC sequences.
15600 (stack_protect_test): Use cbranchsi4.
15601 (conditional_trap): Replace with ctrap<GPR>4.
15602 (conditional trap insn): Replace trap_comparison_operator with
15603 ordered_comparison_operator.
15605 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15606 (s390_emit_prologue): Use ctrap.
15607 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15608 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15609 New predicates replacing...
15610 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15611 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15612 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15613 (add<mode>cc): Do not use s390_compare_op0/op1.
15614 (s<code>): Change to...
15615 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15616 (seq): Change to...
15617 (cstorecc4): ... this. Handle EQ or NE equally.
15618 (*sne): Un-privatize for use in cstorecc4.
15619 (b<code>): Change to...
15620 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15621 (conditional_trap): Replace with...
15622 (ctrap<GPR>4, ctrap<FP>4): ... these.
15623 (stack_protect): Use cbranchcc4.
15625 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15626 * config/score/score-protos.h (score_gen_cmp): Delete.
15627 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15628 (score_block_move-loop): Use cbranchsi4.
15629 * config/score/score.md (cbranchsi4): New.
15630 (cmpsi, bCC): Delete.
15631 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15632 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15633 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15634 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15635 * config/score/score3.h (score3_gen_cmp): Delete.
15636 * config/score/score7.h (score7_gen_cmp): Delete.
15638 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15639 (sh_emit_scc_to_t): ... this. Return void.
15640 (from_compare): Rename to...
15641 (sh_emit_compare_and_branch): ... this.
15642 (sh_emit_compare_and_set): New.
15643 (sh_expand_t_scc): Accept operands.
15644 * config/sh/predicates.md (sh_float_comparison_operator): New.
15645 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15646 (prepare_scc_operands): Rename to...
15647 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15649 (sh_emit_cheap_store_flag): New.
15650 (sh_emit_set_t_insn): New.
15651 (from_compare): Rename to...
15652 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15653 handling of TARGET_SH2E floating point to avoid recursive call.
15654 Generate branch here.
15655 (sh_emit_compare_and_set): New.
15656 (sh_expand_t_scc): Get op0/op1 from arguments.
15657 (sh_emit_cheap_store_flag): New.
15658 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15660 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15661 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15662 (movsicc, movdicc): Do nothing when it recreated operands from
15663 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15664 prepare_scc_operands (now sh_emit_scc_to_t).
15665 (udivdi3): Use cstoresi4.
15666 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15667 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15668 (cbranchint4_media, cbranchfp4_media): New.
15669 (casesi): Use cbranchdi4.
15670 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15672 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15673 (movnegt): Remove second operand.
15674 (cbranchsf4, cbranchdf4): New.
15675 (stack_protect): Use cbranchdi4/cbranchsi4.
15677 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15678 (gen_compare_reg): Accept comparison, extract part of it to...
15679 (gen_compare_reg_1): ... this.
15680 (gen_compare_operator): Delete.
15681 (gen_v9_scc): Accept separate destination, comparison code and arms.
15682 Do not use sparc_compare_op0/sparc_compare_op1.
15683 (emit_scc_insn, emit_conditional_branch_insn): New.
15684 (emit_v9_brxx): Make static. Remove useless assertion.
15685 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15687 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15688 * config/sparc/sparc-protos.h (gen_compare_reg,
15689 sparc_emit_float_lib_cmp): Adjust prototype.
15690 (emit_scc_insn, emit_conditional_branch_insn): New.
15691 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15692 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15693 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15694 iterators to the top.
15695 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15696 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15697 snedi_special_trunc): Delete.
15698 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15699 and snedi_special_trunc.
15700 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15701 cbranchdi4, cbranch<F:mode>4): New.
15702 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15703 here. Use gen_compare_reg instead of gen_compare_operator.
15704 (conditional_trap): Replace with...
15705 (ctrapsi4, ctrapdi4): ... this.
15706 (stack_protect_test): Use cbranchcc4.
15708 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15710 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15711 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15712 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15713 from operands[0] or operands[3] depending on is_set.
15714 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15715 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15716 cmpdf, bCC), sCC: Remove.
15717 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15718 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15720 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15721 spu_emit_branch_or_set.
15723 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15725 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15726 xstormy16_compare_op1): Delete.
15727 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15728 xstormy16_compare_op1): Delete.
15729 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15731 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15732 (cmphi, cmpsi, bCC): Remove.
15734 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15735 (*cmpsi): ... this one.
15736 (cbranchsi4, cstoresi4): New.
15737 (bCC expanders): Delete.
15738 (sCC insns): Fold into...
15739 (*setcc): ... this one.
15740 (casesi): Do not use gen_cmpsi and gen_bgtu.
15741 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15742 (movsicc): Simplify.
15743 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15745 * config/vax/vax-protos.h (cond_name): New.
15746 (vax_output_conditional_branch): Remove.
15747 * config/vax/vax.c (cond_name): New.
15748 (vax_output_conditional_branch): Remove.
15749 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15750 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15751 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15752 (bit<VAXint>): Wrap source with (compare).
15753 (b<code> and following unnamed pattern): Rename to *branch and
15754 *branch_reversed. Change macroization to match_operator.
15755 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15757 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15758 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15759 Change last argument to machine_mode.
15760 (xtensa_expand_scc): Add machine_mode argument.
15761 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15762 (gen_conditional_move, xtensa_expand_conditional_branch,
15763 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15764 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15765 Adjust operand numbers.
15766 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15768 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15769 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15770 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15772 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15774 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15775 causes spurious differences between trunk and cond-optab branch.
15777 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15780 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15782 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15784 * tree.c (iterative_hash_pointer): Delete.
15785 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15786 Hash UIDs and versions of SSA names. Don't special-case built-in
15787 function declarations.
15789 2009-05-11 Ian Lance Taylor <iant@google.com>
15792 * graphite.c: Force -Wc++-compat to only be a warning before
15793 #including "cloog/cloog.h".
15795 2009-05-11 Martin Jambor <mjambor@suse.cz>
15797 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15799 2009-05-11 Jan Hubicka <jh@suse.cz>
15801 * tree-ssa-loop-ivcanon.c: Include target.h
15802 (struct loop_size): new structure.
15803 (constant_after_peeling): New predicate.
15804 (tree_estimate_loop_size): New function.
15805 (estimated_unrolled_size): Rewrite for new estimates.
15806 (try_unroll_loop_completely): Use new estimates.
15807 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15809 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15811 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15812 libcpp interface change.
15813 (spu_macro_to_expand): Likewise.
15815 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15817 PR tree-optimization/40026
15818 * gimplify.c (gimplify_init_constructor): Change initial conditional
15819 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15820 optimize_compound_literals_in_ctor.
15822 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15824 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15826 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15828 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15830 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15831 HOST_WIDE_INT for gap.
15833 2009-05-11 Ira Rosen <irar@il.ibm.com>
15835 PR tree-optimization/40074
15836 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15837 account in group size and step comparison.
15839 2009-05-11 Richard Guenther <rguenther@suse.de>
15841 * passes.c (init_optimization_passes): Strip now incorrect comment.
15842 (execute_function_todo): Do not set PROP_alias.
15843 * tree-pass.h (PROP_alias): Remove.
15844 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15845 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15846 * tree-nrv.c (pass_return_slot): Likewise.
15847 * tree-object-size.c (pass_object_sizes): Likewise.
15848 * tree-ssa-dom.c (pass_dominator): Likewise.
15849 (pass_phi_only_cprop): Likewise.
15850 * tree-ssa-dse.c (pass_dse): Likewise.
15851 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15852 (pass_cselim): Likewise.
15853 * tree-ssa-pre.c (pass_pre): Likewise.
15854 (pass_fre): Likewise.
15855 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15856 * tree-ssa-sink.c (pass_sink_code): Likewise.
15857 * tree-stdarg.c (pass_stdarg): Likewise.
15858 * tree-tailcall.c (pass_tail_calls): Likewise.
15859 * tree-vrp.c (pass_vrp): Likewise.
15861 2009-05-10 Ian Lance Taylor <iant@google.com>
15863 * basic-block.h (enum profile_status): Break out of struct
15864 control_flow_graph.
15865 * cgraph.h (struct inline_summary): Break out of struct
15867 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15868 of struct cgraph_order_sort.
15869 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15870 * cse.c (struct branch_path): Break out of struct
15871 cse_basic_block_data.
15872 * except.h (enum eh_region_type): Break out of struct eh_region.
15873 * gcc.c (enum add_del): Break out of struct modify_target.
15874 * genrecog.c (enum decision_type): Break out of struct decision_test.
15875 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15877 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15878 * regmove.c (enum match_use): New enum, broken out of struct match.
15879 * sched-int.h (enum post_call_group): New enum, broken out of
15881 (struct deps_reg): Break out of struct deps.
15882 * target.h (struct asm_int_op): Break out of struct gcc_target.
15883 * tree-eh.c (struct goto_queue_node): Break out of struct
15885 * tree-inline.h (enum copy_body_cge_which): Break out of
15887 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15889 * c-decl.c (in_struct, struct_types): New static variables.
15890 (pushtag): Add loc parameter. Change all callers.
15891 (lookup_tag): Add ploc parameter. Change all callers.
15892 (check_compound_literal_type): New function.
15893 (parser_xref_tag): Add loc parameter. Change all callers. If
15894 -Wc++-compat, warn about struct/union/enum types defined within a
15896 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15897 and loc parameters. Change all callers. Change error calls to
15898 error_at, using loc. For a redefinition, if the location of the
15899 original definition is known, report it. Set in_struct and
15900 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15901 (finish_struct): Add new parameters enclosing_in_struct and
15902 enclosing_struct_types. Change all callers. Set
15903 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15904 in the struct. If in a struct, add this struct to struct_types.
15905 (start_enum): Add loc parameter. Change all callers. Use
15906 error_at for errors, using loc. For a redefinition, if the
15907 location of the original definition is known, report it. If in a
15908 struct, add this enum type to struct_types. If -Wc++-compat warn
15909 if in sizeof, typeof, or alignof.
15910 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15911 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15912 (c_parser_enum_specifier): Get enum location for start_enum.
15913 (c_parser_struct_or_union_specifier): Get struct location for
15914 start_struct. Save in_struct and struct_types status between
15915 start_struct and finish_struct.
15916 (c_parser_cast_expression): Get location of cast.
15917 (c_parser_alignof_expression): Get location of type.
15918 (c_parser_postfix_expression): Likewise.
15919 (c_parser_postfix_expression_after_paren_type): Add type_loc
15920 parameter. Change all callers. Call check_compound_literal_type.
15921 Use type_loc for error about variable size type.
15922 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15923 of an enum constant from an enum type defined in a struct or union.
15924 (c_cast_expr): Add loc parameter. Change all callers. If
15925 -Wc++-compat, warn about defining a type in a cast.
15926 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15927 (start_enum, start_struct, finish_struct): Update declarations.
15928 (parser_xref_tag, c_cast_expr): Update declarations.
15929 (check_compound_literal_type): Declare.
15931 2009-05-11 Ben Elliston <bje@au.ibm.com>
15933 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15934 for recent libcpp interface change.
15935 (rs6000_macro_to_expand): Likewise.
15937 2009-05-10 Michael Matz <matz@suse.de>
15940 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15941 not at entry of function.
15943 2009-05-10 Richard Guenther <rguenther@suse.de>
15945 PR tree-optimization/40081
15947 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15948 using the main variant of the element type. Do not fiddle with
15949 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15951 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15952 structs with volatile fields.
15954 2009-05-10 Jan Hubicka <jh@suse.cz>
15956 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15957 (estimate_move_cost): Assert that it does not get called for
15959 (estimate_num_insns): Skip VOID types in argument handling.
15960 (optimize_inline_calls): Delete unreachable blocks and verify that
15961 callgraph is valid.
15963 2009-05-10 Jan Hubicka <jh@suse.cz>
15965 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15966 * cgraph.c (cgraph_mark_address_taken_node): New function.
15967 (dump_cgraph_node): Dump new flag.
15968 * cgraph.h (struct cgraph_node): Add address_taken.
15969 (cgraph_mark_address_taken_node): New function.
15970 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15971 since new direct calls can be born.
15973 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15975 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15976 tok->val.node.node.
15978 2009-05-10 Jan Hubicka <jh@suse.cz>
15980 PR middle-end/40084
15981 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15983 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15984 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15985 * tree-inline.c (copy_bb): Set frequency correctly.
15986 (fold_marked_statements): Update call to
15987 cgraph_update_edges_for_call_stmt.
15989 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15991 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15992 identifiers in diagnostics.
15993 * config/arm/arm.c (arm_handle_fndecl_attribute,
15994 arm_handle_isr_attribute): Likewise.
15995 * config/avr/avr.c (avr_handle_progmem_attribute,
15996 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15997 * config/bfin/bfin.c (handle_int_attribute,
15998 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15999 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
16000 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
16002 * config/darwin.c (darwin_handle_kext_attribute,
16003 darwin_handle_weak_import_attribute): Likewise.
16004 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
16005 h8300_handle_eightbit_data_attribute,
16006 h8300_handle_tiny_data_attribute): Likewise.
16007 * config/i386/i386.c (ix86_handle_cconv_attribute,
16008 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
16009 * config/i386/winnt.c (ix86_handle_shared_attribute,
16010 ix86_handle_selectany_attribute): Likewise.
16011 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
16012 * config/m32c/m32c.c (function_vector_handler): Likewise.
16013 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
16014 m68hc11_handle_fntype_attribute): Likewise.
16015 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
16016 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
16017 * config/mips/mips.c (mips_insert_attributes,
16018 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
16019 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
16020 rs6000_handle_struct_attribute): Likewise.
16021 * config/sh/sh.c (sh_insert_attributes,
16022 sh_handle_resbank_handler_attribute,
16023 sh_handle_interrupt_handler_attribute,
16024 sh2a_handle_function_vector_handler_attribute,
16025 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
16027 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
16028 * config/spu/spu.c (spu_handle_fndecl_attribute,
16029 spu_handle_vector_attribute): Likewise.
16030 * config/stormy16/stormy16.c
16031 (xstormy16_handle_interrupt_attribute): Likewise.
16032 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
16033 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
16035 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16037 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
16038 (pp_translate_identifiers): New.
16039 (pp_identifier): Only conditionally translate identifier to locale
16041 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
16042 (pp_base_tree_identifier): Only conditionally translate identifier
16043 to locale character set.
16044 * c-pretty-print.c (M_): Define.
16045 (pp_c_type_specifier, pp_c_primary_expression): Mark English
16046 fragments for conditional translation with M_.
16047 * tree-pretty-print.c (maybe_init_pretty_print): Disable
16048 identifier translation.
16050 2009-05-10 Richard Guenther <rguenther@suse.de>
16052 PR tree-optimization/40081
16053 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16054 using the main variant of the element type. Do not fiddle with
16055 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16057 2009-05-09 Jan Hubicka <jh@suse.cz>
16059 PR middle-end/40080
16060 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
16061 indirect calls; verify cgraph afterwards.
16063 2009-05-09 Jan Hubicka <jh@suse.cz>
16066 * ipa.c (update_inlined_to_pointer): New function.
16067 (cgraph_remove_unreachable_nodes): Use it.
16069 2009-05-09 Jan Hubicka <jh@suse.cz>
16071 * tree-eh.c (struct leh_state): Remove prev_try.
16072 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
16073 not track prev_try.
16074 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
16075 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
16076 remove_eh_handler_and_replace, foreach_reachable_handler,
16077 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
16078 * except.h (struct eh_region): Remove eh_region_u_cleanup.
16079 (gen_eh_region_cleanup): Update prototype.
16081 2009-05-09 Jan Hubicka <jh@suse.cz>
16083 PR middle-end/40043
16084 * except.c (copy_eh_region): Always set prev_try.
16085 (redirect_eh_edge_to_label): Find outer try.
16086 (foreach_reachable_handler): When looking for prev try
16087 handle case where previous try is not going to be taken.
16089 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16091 PR tree-optimization/40049
16092 * tree-vect-stmts.c (vectorizable_operation): If the machine has
16093 only vector/vector shifts, convert the type of the constant to the
16094 appropriate type to avoid building incorrect trees, which
16095 eventually have problems with garbage collection.
16097 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16099 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
16100 -1 for complex floating-point types if honoring signed zeros.
16102 2009-05-08 Jan Hubicka <jh@suse.cz>
16104 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
16105 argument; handle correctly when profile is absent.
16106 (build_cgraph_edges): Update.
16107 (rebuild_cgraph_edges): Update.
16108 * cgraph.c: Do not include varray.h.
16109 (cgraph_set_call_stmt_including_clones): New function.
16110 (cgraph_create_edge_including_clones): Likewise
16111 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
16112 (cgraph_update_edges_for_call_stmt): Handle clones.
16113 (cgraph_remove_node): Handle clone tree.
16114 (cgraph_remove_node_and_inline_clones): New function.
16115 (dump_cgraph_node): Dump clone tree.
16116 (cgraph_clone_node): Handle clone tree.
16117 (clone_function_name): Bring here from tree-inline.c.
16118 (cgraph_create_virtual_clone): New function.
16119 * cgraph.h (ipa_replace_map): Move here from ipa.h.
16120 (cgraph_clone_info): New function.
16121 (strut cgraph_node): Add clone_info and new clone tree pointers.
16122 (cgraph_remove_node_and_inline_clones,
16123 cgraph_set_call_stmt_including_clones,
16124 cgraph_create_edge_including_clones,
16125 cgraph_create_virtual_clone): Declare.
16126 (cgraph_function_versioning): Use VEC argument.
16127 (compute_call_stmt_bb_frequency): Update prototype.
16128 (cgraph_materialize_all_clones): New function.
16129 * ipa-cp.c (ipcp_update_cloned_node): Remove.
16130 (ipcp_create_replace_map): Update to VECtors.
16131 (ipcp_update_callgraph): Use virtual clones.
16132 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
16133 (ipcp_update_profiling): Do not update local profiling.
16134 (ipcp_insert_stage): Use VECtors and virtual clones.
16135 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
16136 (clone_of_p): New function.
16137 (cgraph_preserve_function_body_p): Use clone tree.
16138 (cgraph_optimize): Materialize clones.
16139 (cgraph_function_versioning): Update for VECtors.
16140 (save_inline_function_body): Use clone tree.
16141 (cgraph_materialize_clone): New function.
16142 (cgraph_materialize_all_clones): Likewise.
16143 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
16144 * ipa.c: Include gimple.h.
16145 (cgraph_remove_unreachable_nodes): Use clone tree.
16146 * ipa-prop.c (ipa_note_param_call): Update call to
16147 compute_call_stmt_bb_frequencycall.
16148 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
16149 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
16150 (copy_bb): Handle updating of clone tree; add new edge when new call
16152 (expand_call_inline): Be strict about every call having edge.
16153 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
16154 (delete_unreachable_blocks_update_callgraph): New function.
16155 (tree_function_versioning): Use VECtors; always remove unreachable
16156 blocks and fold conditionals.
16157 * tree-inline.h: Do not include varray.h.
16158 (tree_function_versioning): Remove.
16159 * Makefile.in (GTFILES): Remove tree-inline.c
16160 * passes.c (do_per_function): Do only functions having body.
16161 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
16164 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
16165 Andrew Morrow <acm@google.com>
16168 * c-common.c (c_common_attribute_table): Permit deprecated
16169 attribute to take an optional argument.
16170 (handle_deprecated_attribute): If the optional argument to
16171 __attribute__((deprecated)) is not a string ignore the attribute
16172 and emit a warning.
16174 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
16175 * c-typeck.c (build_component_ref): Likewise.
16176 (build_external_ref): Likewise.
16178 * toplev.c (warn_deprecated_use): Add an attribute argument.
16179 Emit the message associated with __attribute__((deprecated)).
16181 * toplev.h (warn_deprecated_use): Updated.
16183 * doc/extend.texi: Document new optional parameter to
16184 __attribute__((deprecated))
16186 2009-05-08 Michael Eager <eager@eagercon.com>
16188 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
16189 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
16191 2009-05-08 Richard Guenther <rguenther@suse.de>
16193 PR tree-optimization/40062
16194 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
16195 Avoid exponential behavior.
16197 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16199 PR rtl-optimization/33928
16201 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
16202 process_uses, build_single_def_use_links): New.
16203 (update_df): Update use_def_ref.
16204 (forward_propagate_into): Use get_def_for_use instead of use-def
16206 (fwprop_init): Call build_single_def_use_links and let it initialize
16208 (fwprop_done): Free use_def_ref.
16209 (fwprop_addr): Eliminate duplicate call to df_set_flags.
16210 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
16211 df_rd_simulate_one_insn): New.
16212 (df_rd_bb_local_compute_process_def): Update head comment.
16213 (df_chain_create_bb): Use the new RD simulation functions.
16214 * df.h (df_rd_simulate_artificial_defs_at_top,
16215 df_rd_simulate_one_insn): New.
16216 * opts.c (decode_options): Enable fwprop at -O1.
16217 * doc/invoke.texi (-fforward-propagate): Document this.
16219 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16222 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16223 and one complex operand specially.
16224 * tree-complex.c (some_nonzerop): Do not identify a real value as
16225 zero if flag_signed_zeros.
16227 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16229 PR rtl-optimization/33928
16230 * loop-invariant.c (record_use): Fix && vs. || mishap.
16232 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16234 PR rtl-optimization/33928
16235 * loop-invariant.c (struct use): Add addr_use_p.
16236 (struct def): Add n_addr_uses.
16237 (struct invariant): Add cheap_address.
16238 (create_new_invariant): Set cheap_address.
16239 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16240 (record_uses): Pass df_ref to record_use.
16241 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16244 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16246 * config/sh/sh.c: Do not include c-pragma.h.
16248 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16250 * config/spu/spu.c: Remove include of c-common.h.
16252 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16255 * c-common.h (mark_valid_location_for_stdc_pragma,
16256 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16257 clear_float_const_decimal64, float_const_decimal64_p): New.
16258 * c.opt (Wunsuffixed-float-constants): New.
16259 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16260 unsuffixed float constant, handle new warning.
16261 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16262 * c-decl.c (c_scope): New flag float_const_decimal64.
16263 (set_float_const_decimal64, clear_float_const_decimal64,
16264 float_const_decimal64_p): New.
16265 (push_scope): Set new flag.
16266 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16267 to use STDC pragmas.
16268 (c_parser_external_declaration): Ditto.
16269 (c_parser_compound_statement_nostart): Ditto.
16270 * c-pragma.c (valid_location_for_stdc_pragma,
16271 mark_valid_location_for_stdc_pragma,
16272 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16273 handle_pragma_float_const_decimal64): New.
16274 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16275 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16276 set_float_const_decimal64, clear_float_const_decimal64,
16277 float_const_decimal64_p): New dummy functions.
16278 * doc/extend.texi (Decimal Float): Remove statement that the
16279 pragma, and suffix for double constants, are not supported.
16280 * doc/invoke.texi (Warning Options): List new option.
16281 (-Wunsuffixed-float-constants): New.
16283 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16285 * config/i386/i386.c: Do not include c-common.h.
16287 2009-05-07 Mark Heffernan <meheff@google.com>
16289 * doc/invoke.texi (Debugging Options): Document change of debugging
16291 * opts.c (decode_options): Make dump_base_name relative to
16292 aux_base_name directory.
16294 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16296 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16297 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16299 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16301 * Makefile.in (install-plugin): Simplify a bit.
16303 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16305 * Makefile.in (OBJS-common): Add regcprop.o.
16307 * timevar.def (TV_CPROP_REGISTERS): New.
16308 * regrename.c (regrename_optimize): Return 0.
16309 (rest_of_handle_regrename): Delete.
16310 (pass_rename_registers): Point to regrename_optimize.
16311 (struct value_data_entry, struct value_data,
16312 kill_value_one_regno, kill_value_regno, kill_value,
16313 set_value_regno, init_value_data, kill_clobbered_value,
16314 kill_set_value, kill_autoinc_value, copy_value,
16315 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16316 replace_oldest_value_reg, replace_oldest_value_addr,
16317 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16318 debug_value_data, validate_value_data): Move...
16319 * regcprop.c: ... here.
16320 (rest_of_handle_cprop): Delete.
16321 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16323 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16325 PR middle-end/40057
16326 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16327 GEN_INT for 1 << bitnum.
16328 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16329 build_int_cst_type.
16331 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16333 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16334 Remove wrong description of "nand" operation.
16336 2009-05-06 Richard Guenther <rguenther@suse.de>
16337 Adam Nemet <anemet@caviumnetworks.com>
16339 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16340 comment. Add that if LHS is not a gimple register, then RHS1 has
16341 to be a single object (GIMPLE_SINGLE_RHS).
16343 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16345 * expr.c (get_def_for_expr): Move it up in the file.
16346 (store_field): When expanding a bit-field store, look at the
16347 defining gimple stmt for the masking conversion.
16349 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16351 PR middle-end/39986
16352 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16353 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16354 32-bit memcpy into long.
16356 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16358 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16359 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16361 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16362 instead of appending DW_OP_deref*.
16364 2009-05-06 Michael Matz <matz@suse.de>
16366 PR middle-end/40021
16367 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16368 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16370 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16372 * Makefile.in (install-plugin): Fix srcdir handling.
16374 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16376 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16377 when processing for not_regs_needed bitmap.
16378 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16379 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16380 handling it for rhs.
16382 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16384 * config/i386/i386.md (unnamed inc/dec peephole): Use
16385 optimize_insn_for_size_p instead of optimize_size.
16386 * config/i386/predicates.md (incdec_operand): Likewise.
16387 (aligned_operand): Likewise.
16388 * config/i386/sse.md (divv8sf3): Likewise.
16389 (sqrtv8sf2): Likewise.
16391 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16393 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16395 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16397 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16399 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16400 ssemodesuffixf2c with avxmodesuffixf2c.
16402 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16405 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16407 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16409 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16410 (struct tree_base): Adjust spacing for 8 bit boundaries.
16411 (struct tree_decl_common): Add decl_by_reference_flag bit.
16412 (DECL_BY_REFERENCE): Adjust.
16413 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16414 print DECL_BY_REFERENCE bit.
16415 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16416 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16417 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16418 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16421 PR middle-end/39666
16422 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16423 range of the type, but default label is missing, add it with one
16424 of the existing labels instead of adding a new label for it.
16426 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16430 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16432 * Makefile.in (enable_plugin, plugin_includedir): New.
16433 (install): Depend on install-plugin.
16434 (PLUGIN_HEADERS): New.
16435 (install-plugin): New.
16436 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16438 2009-05-05 Richard Guenther <rguenther@suse.de>
16440 PR tree-optimization/40022
16441 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16443 (phivn_valid_p): Fix tuplification error, simplify.
16444 (phiprop_insert_phi): Add dumps.
16445 (propagate_with_phi): Simplify.
16447 2009-05-05 Richard Guenther <rguenther@suse.de>
16449 PR middle-end/40023
16450 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16452 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16454 * tree.h (strip_float_extensions): Remove duplicate declaration.
16455 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16456 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16457 block_ultimate_origin): Rearrange the declarations line to match the
16458 comment that indicates the .c file which the functions are defined.
16459 (dwarf2out_*, set_decl_rtl): Add comment.
16460 (get_base_address): Adjust comment.
16461 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16462 declarations line and add comment.
16463 (is_builtin_name): Add blank after function name, for clarity.
16465 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16467 * attribs.c (decl_attributes): Use %qE for identifiers in
16469 * cgraphunit.c (verify_cgraph_node): Translate function names to
16470 locale character set in diagnostics.
16471 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16473 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16474 Document that functions are named in UTF-8.
16475 * expr.c (expand_expr_real_1): Translate function names to locale
16476 character set in diagnostics.
16477 * gimplify.c (omp_notice_variable, omp_is_private,
16478 gimplify_scan_omp_clauses): Use %qE for identifiers in
16480 * langhooks.c (lhd_print_error_function): Translate function names
16481 to locale character set.
16482 * langhooks.h (decl_printable_name): Document that return value is
16483 in internal character set.
16484 * stmt.c: Include pretty-print.h
16485 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16487 (resolve_operand_name_1): Translate named operand name to locale
16489 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16491 * toplev.c (announce_function): Translate function names to locale
16493 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16494 (default_tree_printer): Use pp_identifier or translate identifiers
16495 to locale character set. Mark "<anonymous>" for translation.
16496 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16497 for identifiers in diagnostics.
16498 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16500 * varasm.c (output_constructor): Use %qE for identifiers in
16503 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16505 * configure.ac: use ` ` instead of $()
16506 * configure: Regenerate.
16508 2009-05-05 Ben Elliston <bje@au.ibm.com>
16510 * config/pa/linux-atomic.c: Eliminate conditional include of
16511 errno.h on non-LP64 systems to simplify build requirements.
16513 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16515 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16517 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16518 and pass value to identifier_to_locale.
16519 (warn_variable_length_array): Make name a tree.
16520 (grokdeclarator): Separate diagnostic texts for named and unnamed
16521 declarators. Use %qE for named declarators.
16522 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16524 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16525 identifiers in diagnostics.
16526 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16527 identifier_to_locale. Mark "anonymous" strings for translation.
16529 2009-05-04 Michael Eager <eager@eagercon.com>
16531 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16532 address for DImode/DFmode only if double-precision FP regs.
16534 2009-05-04 Michael Eager <eager@eagercon.com>
16536 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16537 TARGET_SINGLE_FLOAT check.
16539 2009-05-04 Michael Eager <eager@eagercon.com>
16541 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16543 2009-05-04 Michael Eager <eager@eagercon.com>
16545 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16546 * config/rs6000/t-xilinx: New
16548 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16550 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16551 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16552 * gcc/explow.c (memory_address): Use target hook.
16553 * gcc/targhooks.c (default_legitimize_address): New.
16554 * gcc/targhooks.h (default_legitimize_address): New.
16555 * gcc/target.h (legitimize_address): New.
16556 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16557 (TARGET_INITIALIZER): Include it.
16558 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16560 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16561 * config/bfin/bfin.c (legitimize_address): Remove.
16562 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16563 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16565 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16566 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16568 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16569 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16570 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16571 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16572 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16573 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16574 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16575 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16576 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16577 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16578 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16579 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16580 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16581 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16582 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16583 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16584 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16585 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16586 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16587 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16588 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16589 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16590 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16592 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16593 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16594 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16595 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16596 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16597 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16598 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16599 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16600 (thumb_legitimize_address): Delete.
16601 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16602 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16603 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16604 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16605 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16606 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16608 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16611 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16612 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16613 * config/m32r/m32r.c (m32r_legitimize_address): New.
16614 * config/m68k/m68k.c (m68k_legitimize_address): New.
16615 * config/score/score.c (score_legitimize_address): Standardize.
16616 * config/score/score3.c (score3_legitimize_address): Standardize.
16617 * config/score/score3.h (score3_legitimize_address): Adjust.
16618 * config/score/score7.c (score7_legitimize_address): Standardize.
16619 * config/score/score7.h (score7_legitimize_address): Adjust.
16620 * config/sh/sh.c (sh_legitimize_address): New.
16621 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16623 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16624 (s390_legitimize_address): ... this.
16625 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16626 (sparc_legitimize_address): ... this.
16627 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16628 (ix86_legitimize_address): ... this.
16629 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16630 (avr_legitimize_address): ... this.
16631 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16632 (mn10300_legitimize_address): ... this.
16633 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16634 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16635 (alpha_expand_mov): Adjust call.
16637 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16638 * config/spu/spu.c (spu_legitimize_address): Likewise.
16639 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16640 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16642 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16644 * intl.c (locale_encoding, locale_utf8): New.
16645 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16646 * intl.h (locale_encoding, locale_utf8): Declare.
16647 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16648 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16650 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16652 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16653 (pp_base_tree_identifier): Declare as function.
16654 (identifier_to_locale): Declare.
16655 * Makefile.in (pretty-print.o): Update dependencies.
16656 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16658 2009-05-04 Richard Guenther <rguenther@suse.de>
16660 PR middle-end/40015
16661 * builtins.c (fold_builtin_memory_op): Do not decay to element
16662 type if the size matches the whole array.
16664 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16666 * expmed.c (synth_mult): When trying out a shift, pass the result
16669 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16671 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16672 (shiftsub1_cost): New.
16673 (init_expmed): Compute shiftsub1_cost.
16674 (synth_mult): Optimize multiplications by constants of the form
16675 -(2^^m-1) for some constant positive integer m.
16677 2009-05-03 Richard Guenther <rguenther@suse.de>
16680 * c-typeck.c (array_to_pointer_conversion): Do not built
16681 ADDR_EXPRs of arrays of pointer-to-element type.
16682 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16683 up wrong ADDR_EXPRs after-the-fact.
16684 * c-common.c (strict_aliasing_warning): Strip pointer
16685 conversions for obtaining the original type.
16686 * builtins.c (fold_builtin_memset): Handle array types.
16687 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16690 2009-05-03 Richard Guenther <rguenther@suse.de>
16692 PR middle-end/23329
16693 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16694 Do not lose casts from array types with unknown extent to array
16695 types with known extent.
16696 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16697 alias set compatibility.
16699 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16701 * flags.h (extra_warnings): Delete.
16702 * toplev.c (process_options): Handle Wuninitialized here.
16703 * opts.c (extra_warnings): Delete.
16704 (set_Wextra): Delete.
16705 (common_handle_option): -Wextra can be handled automatically.
16706 * c-opts.c (c_common_handle_option): Delete obsolete code.
16707 (c_common_post_options): Simplify comment.
16708 * common.opt (W): Add Var.
16710 (Wuninitialized): Initialize to -1.
16712 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16713 Richard Guenther <rguenther@suse.de>
16715 * expr.c (get_def_for_expr): New function.
16716 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16717 SSA rather than trees.
16718 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16719 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16721 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16723 * c-common.c (reswords): Add _Imaginary.
16724 * c-common.c (enum rid): Add RID_IMAGINARY.
16726 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16728 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16729 Patch by Richard Guenther.
16731 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16733 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16734 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16735 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16736 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16737 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16738 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16739 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16740 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16741 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16742 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16743 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16744 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16745 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16746 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16747 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16748 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16749 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16750 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16752 2009-05-02 Richard Guenther <rguenther@suse.de>
16754 PR tree-optimization/39940
16755 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16758 2009-05-02 Richard Guenther <rguenther@suse.de>
16760 PR middle-end/40001
16761 * tree-ssa.c (execute_update_addresses_taken): Properly check
16762 if we can mark a variable DECL_GIMPLE_REG_P.
16763 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16764 back to the end of the function.
16765 (is_gimple_reg_type): Remove complex type special casing.
16766 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16769 2009-05-02 Ben Elliston <bje@au.ibm.com>
16771 * doc/collect2.texi (Collect2): Document search path behaviour
16772 when configured with --with-ld.
16774 2009-05-02 Jan Hubicka <jh@suse.cz>
16776 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16777 parameter; update callers.
16778 (coalesce_cost_edge): EH edges are costier because they needs
16779 splitting even if not critical and even more costier when there are
16780 multiple EH predecestors.
16782 2009-05-02 Jan Hubicka <jh@suse.cz>
16784 * except.c (remove_eh_handler_and_replace): Handle updating after
16785 removing TRY blocks.
16787 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16789 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16791 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16793 * varasm.c: Do not include c-pragma.h.
16794 * attribs.c: Do not incude c-common.h.
16796 2009-05-01 Michael Matz <matz@suse.de>
16798 * calls.c (initialize_argument_information): Handle SSA names like
16799 decls with a non MEM_P DECL_RTL.
16801 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16803 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16804 * ipa-utils.c: Likewise.
16805 * ipa-type-escape.c: Likewise.
16806 * cgraphunit.c Do not include c-common.h.
16807 * ipa-pure-const.c: Likewise.
16808 * tree-if-conv.c: Likewise.
16809 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16810 * ipa-struct-reorg.c: Likewise.
16811 * tree-nomudflap.c: Likewise.
16812 * tree-ssa-structalias.c: Likewise.
16814 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16816 * store-motion.c: Many cleanups to make this pass a first-class
16817 citizen instead of an appendix to gcse load motion. Add TODO list
16818 to make this pass faster/cleaner/better.
16820 (struct ls_expr): Post gcse.c-split cleanups.
16821 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16822 "stores" field to "avail_stores".
16823 (pre_ldst_mems): Rename to store_motion_mems.
16824 (pre_ldst_table): Rename to store_motion_mems_table.
16825 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16826 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16827 (ldst_entry): Rename to st_expr_entry, update users.
16828 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16829 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16830 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16832 (first_ls_expr): Rename to first_st_expr, update users.
16833 (next_ls_expr): Rename to next_st_expr, update users.
16834 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16835 fields properly for store motion instead of names inherited from load
16837 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16838 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16841 (ae_kill): Rename to st_kill, update users.
16842 (ae_gen): Rename to st_avloc, update users.
16843 (transp): Rename to st_transp, update users.
16844 (pre_insert_map): Rename to st_insert_map, update users.
16845 (pre_delete_map): Rename to st_delete_map, update users.
16846 (insert_store, build_store_vectors, free_store_memory,
16847 one_store_motion_pass): Update for abovementioned changes.
16849 (gcse_subst_count, gcse_create_count): Remove.
16850 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16851 and "n_stores_created", local variables.
16853 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16856 (regvec, compute_store_table_current_insn): Remove.
16857 (reg_set_info, reg_clear_last_set): Remove.
16858 (compute_store_table): Use DF caches instead of local dataflow
16861 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16863 * c-objc-common.c (c_tree_printer): Print identifiers with
16864 pp_identifier, not pp_string. Mark "({anonymous})" for
16866 * c-pretty-print.c (pp_c_ws_string): New.
16867 (pp_c_cv_qualifier, pp_c_type_specifier,
16868 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16869 pp_c_storage_class_specifier, pp_c_function_specifier,
16870 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16871 pp_c_primary_expression, pp_c_postfix_expression,
16872 pp_c_unary_expression, pp_c_shift_expression,
16873 pp_c_relational_expression, pp_c_equality_expression,
16874 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16875 use pp_string and pp_c_ws_string in place of pp_identifier and
16876 pp_c_identifier for non-identifiers. Mark English strings for
16878 * c-pretty-print.h (pp_c_ws_string): Declare.
16880 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16881 Roland McGrath <roland@redhat.com>
16883 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16884 (ENABLE_LD_BUILDID): New configuration option.
16885 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16886 (LINK_BUILDID_SPEC): New macro.
16887 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16889 * doc/install.texi: Document --enable-linker-build-id option.
16890 * configure: Rebuild.
16891 * config.in: Rebuild.
16893 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16895 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16896 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16897 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16898 MIPS_GP_SAVE_AREA_SIZE.
16899 * config/mips/mips.c (struct mips_frame_info): Update comment
16900 before arg_pointer_offset and hard_frame_pointer_offset.
16901 (mips_compute_frame_info): Update diagram before function: to
16902 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16903 indicate the position of frame_pointer_rtx with -fstack-protector and
16904 to show args_size. Don't allocate cprestore area for leaf functions
16905 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16907 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16909 2009-04-30 Michael Matz <matz@suse.de>
16911 PR tree-optimization/39955
16912 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16914 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16916 * ira.c (setup_cover_and_important_classes): Use safe macro
16917 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16919 * genpreds.c (write_tm_preds_h): Output suitable definition of
16920 REG_CLASS_FOR_CONSTRAINT.
16922 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16924 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16926 * bitmap.c (bitmap_descriptor): Likewise.
16927 * ggc-common.c (loc_descriptor): Likewise.
16928 * varray.c (varray_descriptor): Likewise.
16929 * vec.c (vec_descriptor): Likewise.
16931 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16933 * Makefile.in (dce.o): Add $(EXCEPT_H).
16934 * dce.c: Include except.h and delete redundant vector definitions.
16935 (deletable_insn_p): Return false for non-call insns that can throw
16938 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16940 * gcse.c (ae_gen): Remove.
16941 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16942 and make non-static function to make it available in store-motion.c.
16943 Update call sites with search-and-replace.
16944 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16945 extract_mentioned_regs, extract_mentioned_regs_helper,
16946 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16947 store_killed_in_insn, store_killed_after, store_killed_before,
16948 build_store_vectors, insert_insn_start_basic_block, insert-store,
16949 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16950 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16951 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16952 * store-motion.c: ...new file. Also copy data structures from gcse.c
16953 and clean up to remove parts not used by store motion.
16954 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16955 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16957 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16960 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16961 when optimizing for size.
16963 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16965 * gcse.c (gcse_constant_p): Fix typo in last change.
16967 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16969 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16971 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16973 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16975 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16977 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16978 CONST_HIGH_PART result.
16980 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16982 * config/avr/avr.c (initial_elimination_offset): Rename to
16983 avr_initial_elimination_offset.
16984 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16985 change return type to bool.
16986 (avr_can_eliminate): New function.
16987 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16988 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16989 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16990 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16991 avr_initial_elimination_offset.
16992 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16993 (avr_initial_elimination_offset): Define.
16995 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16996 Steven Bosscher <steven@gcc.gnu.org>
16998 PR rtl-optimization/39938
16999 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
17000 * cfgrtl.c: Include insn-attr.h.
17001 (rest_of_pass_free_cfg): New function.
17002 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
17003 * resource.c (init_resource_info): Remove call to df_analyze.
17005 2009-04-29 Richard Guenther <rguenther@suse.de>
17008 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
17009 allow conversion to signed integers.
17011 2009-04-29 Richard Guenther <rguenther@suse.de>
17013 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
17014 shifts of floating point vectors if the shift amount is
17015 a constant multiple of the element size.
17017 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
17018 Michael Matz <matz@suse.de>
17020 PR middle-end/39927
17022 * tree-outof-ssa.c (emit_partition_copy): New function.
17023 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
17024 insert_part_to_rtx_on_edge): Perform the partition base var
17025 copy using emit_partition_copy.
17026 (insert_value_copy_on_edge): Convert constants to the right mode.
17027 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
17028 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
17030 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17032 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
17033 scan backwards to try to find a constant to initialize it.
17035 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
17036 insn before the loop_end instruction, don't look past labels.
17038 2009-04-29 Richard Guenther <rguenther@suse.de>
17040 PR middle-end/39937
17041 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
17042 loose type conversions.
17043 (forward_propagate_addr_expr): Fix tuplification bug. Remove
17044 stmts only if there are no uses of its definition.
17046 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17048 * config/bfin/bfin.h (splitting_loops): Declare.
17049 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
17050 Reorder bit definitions to be ascending.
17051 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
17052 * config/bfin/bfin.c (splitting_loops): New variable.
17053 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
17054 (struct loop_info): Remove members INIT and LOOP_INIT.
17055 (bfin_optimize_loop): Don't set them. Reorder the code that generates
17056 the LSETUP sequence. Allow LC to be loaded from any register, but
17057 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
17058 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
17060 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
17061 of reload_completed.
17064 * config/bfin/bfin.md (movsi_insn): Refine constraints.
17066 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
17068 * Makefile.in (PLUGIN_VERSION_H): New.
17069 (OBJS-common): Remove plugin-version.o.
17070 (plugin.o): Depend on (PLUGIN_VERSION_H).
17071 (plugin-version.o): Remove.
17072 * configure: Regenerate
17073 * configure.ac: Create plugin-version.h.
17074 * gcc-plugin.h (plugin_gcc_version): Remove.
17075 (plugin_default_version_check): Change signature.
17076 * plugin-version.c: Remove.
17077 * plugin.c: Include plugin-version.h.
17078 (str_plugin_gcc_version_name): Remove.
17079 (try_init_one_plugin): Pass gcc version to plugin_init.
17080 (plugin_default_version_check): Both gcc and plugin versions are now
17083 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17085 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
17086 problematic last insns. Test for TYPE_CALL rather than CALL_P.
17087 Remove special case testing for last insn of inner loops. Don't fail
17088 if the loop ends with a jump, emit an extra nop instead.
17090 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
17091 DREGS rather than comparing directly. Remove code that tries to
17092 account for latencies.
17094 2009-04-29 Richard Guenther <rguenther@suse.de>
17096 PR tree-optimization/39941
17097 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
17098 eliminating an indirect call.
17100 2009-04-29 Richard Guenther <rguenther@suse.de>
17102 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
17103 parameter. Allow invariants as base if !require_lvalue.
17104 (verify_gimple_assign_single): Adjust.
17106 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17108 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
17109 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
17110 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
17111 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
17112 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
17114 * config/bfin/bfin.c (bfin_expand_builtin,
17115 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
17117 2009-04-28 Richard Guenther <rguenther@suse.de>
17119 * tree-vect-loop.c (get_initial_def_for_induction): Use
17120 correct types for pointer increment.
17122 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17124 * toplev.c (print_version): Update GMP version string calculation.
17126 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
17128 PR rtl-optimization/39938
17129 * resource.c (init_resource_info): Add call to df_analyze.
17131 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17133 * config/alpha/alpha.md (usegp): Cast the result of
17134 alpha_find_lo_sum_using_gp to enum attr_usegp.
17135 * config/alpha/alpha.c (override_options): Remove end-of-structure
17136 marker element from cpu_table. Use array size of cpu_table to handle
17137 -mcpu and -mtune options.
17138 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
17140 2009-04-28 Joseph Myers <joseph@codesourcery.com>
17142 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
17143 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
17144 tune_32 and tune_64.
17145 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17146 support on PowerPC.
17147 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
17148 * config/rs6000/option-defaults.h: ... here. New file.
17149 (OPT_64, OPT_32): Define.
17150 (MASK_64BIT): Define to 0 if not already defined.
17151 (OPT_ARCH64, OPT_ARCH32): Define.
17152 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
17155 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17157 * config/arm/arm.c (arm_override_options): Emit error on using
17160 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17162 PR rtl-optimization/39914
17163 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17164 registers for allocnos created from user-defined variables only
17165 when not optimizing.
17167 2009-04-28 Richard Guenther <rguenther@suse.de>
17169 PR middle-end/39937
17170 * fold-const.c (fold_binary): Use distribute_real_division only
17173 2009-04-28 Steve Ellcey <sje@cup.hp.com>
17175 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
17176 add hpux-stdint.h to tm_file.
17177 (hppa[12]*-*-hpux11*): Ditto.
17178 (ia64*-*-hpux*): Ditto.
17179 * config/hpux-stdint.h: New.
17180 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
17181 __STDC_EXT__ for all compiles.
17182 * config/pa/pa-hpux.h: Ditto.
17183 * config/pa/pa-hpux10.h: Ditto.
17184 * config/pa/pa-hpux11.h: Ditto.
17186 2009-04-28 Catherine Moore <clm@codesourcery.com>
17188 * debug.h (set_name): Add comment.
17190 2009-04-28 Andrew Pinski <pinskia@gmail.com>
17193 * config/darwin.c (machopic_gen_offset): Check
17194 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
17195 * config/arm/arm.c (require_pic_register): Likewise.
17197 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
17199 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
17200 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
17201 m32c_promote_prototypes): Delete.
17203 2009-04-28 Michael Matz <matz@suse.de>
17205 PR middle-end/39922
17206 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
17209 2009-04-28 Richard Guenther <rguenther@suse.de>
17211 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17213 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17215 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17216 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17217 * config/arm/arm-tune.md: Regenerate.
17219 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17221 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17222 block if there are complex incoming edges.
17223 (sel_merge_blocks): Remove useless assert.
17224 (sel_redirect_edge_and_branch): Check that edge was redirected.
17225 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17226 (sel_find_rgns): Delete declaration.
17227 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17228 the region when it is not a preheader.
17230 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17233 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17235 2009-04-28 Richard Guenther <rguenther@suse.de>
17237 * tree.h (SSA_NAME_VALUE): Remove.
17238 (struct tree_ssa_name): Remove value_handle member.
17239 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17240 array for jump threading.
17241 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17243 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17244 * tree-flow.h (threadedge_initialize_values): Declare.
17245 (threadedge_finalize_values): Likewise.
17246 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17247 (SSA_NAME_VALUE): Define.
17248 (threadedge_initialize_values): New function.
17249 (threadedge_finalize_values): Likewise.
17250 * tree-ssa-dom.c (ssa_name_values): New global variable.
17251 (SSA_NAME_VALUE): Define.
17252 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17254 2009-04-28 Ira Rosen <irar@il.ibm.com>
17256 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17257 Use REPORT_VECTORIZED_LOCATIONS instead
17258 REPORT_VECTORIZED_LOOPS.
17259 * tree-vectorizer.c (vect_verbosity_level): Make static.
17260 (vect_loop_location): Rename to vect_location.
17261 (vect_set_verbosity_level): Update comment.
17262 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17264 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17265 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17266 instead REPORT_UNVECTORIZED_LOOPS.
17267 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17268 and vect_loop_def to vect_external_def and vect_internal_def.
17269 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17270 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17271 REPORT_UNVECTORIZED_LOCATIONS.
17272 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17273 and vect_used_in_loop and to vect_unused_in_scope and
17274 vect_used_in_scope.
17275 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17276 (vect_verbosity_level): Remove declaration.
17277 (vect_analyze_operations): Likewise.
17278 (vect_analyze_stmt): Declare.
17279 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17280 REPORT_UNVECTORIZED_LOCATIONS.
17281 (vect_get_loop_niters): Fix indentation.
17282 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17283 (vect_analyze_loop_operations): New function.
17284 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17285 vect_analyze_operations.
17286 (vect_is_simple_reduction): Use new names.
17287 (vectorizable_live_operation, vect_transform_loop): Likewise.
17288 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17289 to specify whether the data references can be a part of interleaving
17291 (vect_analyze_data_ref_dependence): Use new names.
17292 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17293 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17294 * tree-vect-patterns.c (widened_name_p): Use new names.
17295 (vect_recog_dot_prod_pattern): Likewise.
17296 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17297 (process_use, vect_mark_stmts_to_be_vectorized,
17298 vect_model_simple_cost, vect_model_store_cost,
17299 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17300 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17301 vectorizable_operation, vectorizable_type_demotion,
17302 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17303 vectorizable_condition): Likewise.
17304 (vect_analyze_operations): Split into vect_analyze_loop_operations
17306 (vect_analyze_stmt): ... new function.
17307 (new_stmt_vec_info): Use new names.
17308 (vect_is_simple_use): Use new names and fix comment.
17309 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17310 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17312 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17315 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17316 and integer modes for x87 operands. Do not ICE for unsupported size,
17317 generate error instead. Generate error for unsupported operand types.
17318 ['z']: Do not handle HImode memory operands specially. Warning
17319 for floating-point operands. Fallthru to 'Z' for unsupported operand
17320 types. Do not ICE for unsupported size, generate error instead.
17321 (output_387_binary_op): Use %Z to output operands.
17322 (output_fp_compare): Ditto.
17323 (output_387_reg_move): Ditto.
17325 2009-04-28 Ben Elliston <bje@au.ibm.com>
17330 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17332 * builtins.c (c_strlen): Do not warn here.
17333 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17334 * c-common.c (pointer_int_sum): Take an explicit location.
17335 Warn about offsets out of bounds.
17336 * c-common.h (pointer_int_sum): Adjust declaration.
17338 2009-04-27 Ian Lance Taylor <iant@google.com>
17340 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17342 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17343 * df-core.c (df_set_flags): Change return type to int. Change
17344 type of old_flags to int.
17345 (df_clear_flags): Likewise.
17346 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17347 (df_get_conditional_uses): Likewise.
17348 * df.h (df_set_flags, df_clear_flags): Update declarations.
17349 * dwarf2out.c (struct indirect_string_node): Change type of form
17350 field to enum dwarf_form.
17351 (AT_string_form): Change return type to enum dwarf_form.
17352 * fixed-value.c (fixed_compare): Add cast to enum type.
17353 * fwprop.c (update_df): Change 0 to VOIDmode.
17354 * gensupport.c: Change 0 to UNKNOWN.
17355 * gimple.h (gimple_cond_code): Add cast to enum type.
17356 * haifa-sched.c (reemit_notes): Add cast to enum type.
17357 * hooks.c (hook_int_void_no_regs): Remove function.
17358 * hooks.h (hook_int_void_no_regs): Remove declaration.
17359 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17360 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17361 * real.c (real_arithmetic): Add cast to enum type.
17362 (real_compare): Likewise.
17363 * target.h (struct gcc_target): Change return type of
17364 branch_target_register_class to enum reg_class.
17365 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17366 default_branch_target_register_class.
17367 * targhooks.c (default_branch_target_register_class): New function.
17368 * targhooks.h (default_branch_target_register_class): Declare.
17369 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17370 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17372 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17374 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17375 vect_uninitialized_def. Change 0 to ERROR_MARK.
17376 * tree-vect-stmts.c (supportable_widening_operation): Don't
17377 initialize icode1 and icode2.
17378 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17379 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17381 (cmn_err_flag_specs): Change 0 to STD_C89.
17382 (cmn_err_char_table): Likewise.
17383 * config/arm/arm.c (get_arm_condition_code): Change type of code
17384 to enum arm_cond_code.
17385 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17386 (IWMMXT_BUILTIN2): Likewise.
17387 (neon_builtin_type_bits): Don't define typedef.
17388 (neon_builtin_datum): Change type of bits field to int.
17389 (arm_expand_neon_args): Add cast to enum type.
17390 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17392 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17393 casts to enum type.
17394 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17396 * config/mips/mips.md (jal_macro): Return enum constant.
17397 (single_insn): Likewise.
17398 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17400 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17401 casts to enum type.
17402 * config/s390/s390.c (s390_tune_flags): Change type to int.
17403 (s390_arch_flags): Likewise.
17404 (s390_handle_arch_option): Change flags field of struct pta to int.
17405 * config/s390/s390.h (s390_tune_flags): Update declaration.
17406 (s390_arch_flags): Likewise.
17407 * config/sh/sh.c (prepare_move_operands): Compare
17408 tls_symbolic_operand result with enum constant.
17409 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17410 (sh_expand_prologue): Add cast to enum type.
17411 (sh_expand_epilogue): Likewise.
17412 (tls_symbolic_operand): Change return type to enum tls_model.
17413 (fpscr_set_from_mem): Add cast to enum type.
17414 (legitimize_pic_address): Compare tls_symbolic_operand result with
17416 (sh_target_reg_class): Change return type to enum reg_class.
17417 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17419 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17420 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17421 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17422 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17423 (delayed_branch, tls_call_delay): Likewise.
17424 (eligible_for_sibcall_delay): Likewise.
17425 (eligible_for_return_delay): Likewise.
17426 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17427 (spu_expand_builtin_1): Likewise.
17429 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17430 for all types of conversions.
17431 (output_init_element): Issue -Wc++-compat warning if needed when
17432 initializing a bitfield with enum type.
17433 * c-parser.c (c_parser_expression): Set original_type to
17434 original_type of right hand operand of comma operator.
17436 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17438 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17440 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17441 * doc/cpp.texi (Standard Predefined Macros)
17442 (Implementation-defined behavior): Likewise.
17443 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17444 * doc/gimple.texi (GIMPLE Exception Handling)
17445 (@code{GIMPLE_ASSIGN}): Likewise.
17446 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17447 * doc/invoke.texi (Warning Options, Optimize Options)
17448 (AVR Options, Darwin Options): Likewise.
17449 (Optimize Options): Reformulate -fwhole-program description.
17450 * doc/loop.texi (Lambda): Likewise.
17451 * doc/md.texi (Output Template, Define Constraints)
17452 (Standard Names, Insn Splitting): Likewise.
17453 * doc/options.texi (Option properties): Likewise.
17454 * doc/passes.texi (Tree-SSA passes): Likewise.
17455 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17456 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17457 (File Names and DBX): Likewise.
17458 * doc/trouble.texi (Incompatibilities): Likewise.
17460 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17462 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17463 instruction is correct.
17465 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17467 Allow non-constant arguments to conversion intrinsics.
17468 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17469 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17470 * spu.c (print_operand): Handle 'v' and 'w'.
17471 (exp2_immediate_p, spu_gen_exp2): Define.
17472 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17473 spu_convtf_1): Update parameter descriptions.
17474 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17475 * constraints.md ('v', 'w'): New.
17476 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17478 (i2f, I2F): New define_mode_attr.
17479 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17480 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17481 fixuns_truncv4sfv4si2): Update to use mode attribute.
17482 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17483 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17484 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17485 patterns for combine.
17487 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17489 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17490 (cprop, hoist, pre, store_motion): New debug counters.
17491 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17492 is not an RTL pass anymore.
17493 (pass_profiling): Remove extern decl for pass removed in 2005.
17494 (pass_gcse, pass_jump_bypass): Remove.
17495 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17496 to 0 for clean state.
17497 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17498 * cse.c (gate_handle_cse_after_global_opts,
17499 rest_of_handle_cse_after_global_opts): New functions.
17500 (pass_cse_after_global_opts): New pass, does local CSE.
17501 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17502 (TV_CPROP): New timevar.
17503 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17504 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17505 (gcse_main, recompute_all_luids): Remove.
17506 (compute_hash_table_work): Call max_reg_num instead of reading
17508 (cprop_jump): Don't set run_jump_opt_after_gcse.
17509 (constprop_register): Always allow to alter jumps.
17510 (cprop_insn): Likewise.
17511 (do_local_cprop): Likewise.
17512 (local_cprop_pass): Likewise. Return non-zero if something changed.
17513 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17514 (find_implicit_sets): Add note about missed optimization opportunity.
17515 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17516 pass_rtl_cprop execute function.
17517 Don't bother tracking the pass number, each pass gets its own dumpfile
17519 Always allow to alter jumpsand bypass jumps.
17520 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17521 will just find no suitable set.
17522 (pre_edge_insert): Fix dumping, this function is for PRE only.
17523 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17524 pass_rtl_pre execute function.
17525 (hoist_code): Return non-zero if something changed. Keep track of
17526 substitutions and insertions for statistics gathering similar to PRE.
17527 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17528 called from the pass_rtl_hoist execute function. Show pass statistics.
17529 (compute_store_table): Use max_reg_num directly instead of using the
17530 formerly global max_gcse_regno.
17531 (build_store_vectors): Likewise.
17532 (replace_store_insn): Fix dumping.
17533 (store_motion): Rename to ...
17534 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17535 pass, called from the pass_rtl_store_motion execute function. Keep
17536 track of substitutions and insertions for statistics gathering similar
17538 (bypass_jumps): Remove, fold interesting bits into ...
17539 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17540 from the pass_rtl_cprop execute function.
17541 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17542 pass_jump_bypass): Remove.
17543 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17544 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17545 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17546 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17547 (gate_rtl_store_motion, execute_rtl_store_motion,
17548 pass_rtl_store_motion): New.
17549 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17550 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17551 * passes.c (init_optimization_passes): Remove pass_gcse and
17552 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17553 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17554 instead of pass_jump_bypass.
17556 2009-04-27 Richard Guenther <rguenther@suse.de>
17558 PR middle-end/39928
17559 * gimplify.c (gimplify_expr): If we are required to create
17560 a temporary make sure it ends up as register.
17562 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17565 * config/i386/i386.c (construct_container): Don't call
17566 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17567 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17569 2009-04-27 Michael Matz <matz@suse.de>
17571 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17572 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17573 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17574 (dump_replaceable_exprs): Take a bitmap.
17575 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17577 (expand_gimple_basic_block): Likewise.
17578 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17579 replaceable_expressions member a bitmap.
17580 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17581 (mark_replaceable): Likewise.
17582 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17583 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17585 2009-04-27 Richard Guenther <rguenther@suse.de>
17587 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17588 (verify_stmts): Dispatch to gimple/type verification code.
17589 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17590 issue with call argument types.
17592 2009-04-27 Michael Matz <matz@suse.de>
17594 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17595 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17598 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17599 Eric Botcazou <ebotcazou@adacore.com>
17601 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17602 a label's basic block.
17603 (mark_target_live_regs): Tidy and rework obsolete comments.
17604 Change back DF problem to LIVE. If a label starts a basic block,
17605 assume that all registers that used to be live then still are.
17606 (init_resource_info): If a label starts a basic block, set its
17607 BLOCK_FOR_INSN accordingly.
17608 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17610 2009-04-27 Richard Guenther <rguenther@suse.de>
17612 * tree-flow-inline.h (function_ann): Remove.
17613 (get_function_ann): Likewise.
17614 * tree-dfa.c (create_function_ann): Remove.
17615 * tree-flow.h (struct static_var_ann_d): Remove.
17616 (struct function_ann_d): Likewise.
17617 (union tree_ann_d): Remove fdecl member.
17618 (function_ann_t): Remove.
17619 (function_ann, get_function_ann, create_function_ann): Remove
17622 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17624 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17626 2009-04-27 Jan Hubicka <jh@suse.cz>
17628 * ipa-pure-const.c (struct funct_state_d): New fields
17629 state_previously_known, looping_previously_known; remove
17630 state_set_in_source.
17631 (analyze_function): Use new fields.
17632 (propagate): Avoid assumption that state_set_in_source imply
17635 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17636 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17637 * cfgloop.h (finite_loop_p): Declare.
17639 2009-04-26 Michael Matz <matz@suse.de>
17641 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17643 2009-04-26 Michael Matz <matz@suse.de>
17645 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17646 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17647 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17648 pass_mark_used_blocks): Remove.
17649 * tree-optimize.c (pass_free_datastructures,
17650 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17651 * passes.c (init_optimization_passes): Don't call
17652 pass_mark_used_blocks, remove dead code.
17654 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17656 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17657 * tree-ssa-live.h (register_ssa_partition): Likewise.
17659 2009-04-26 Michael Matz <matz@suse.de>
17662 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17663 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17664 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17666 (compare_pairs): Swap cost comparison.
17667 (coalesce_ssa_name): Don't use change_partition_var.
17668 * tree-nrv.c (struct nrv_data): Add modified member.
17669 (finalize_nrv_r): Set it.
17670 (tree_nrv): Use it to update statements.
17671 (pass_nrv): Require PROP_ssa.
17672 * tree-mudflap.c (mf_decl_cache_locals,
17673 mf_build_check_statement_for): Use make_rename_temp.
17674 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17675 * alias.c (find_base_decl): Handle SSA names.
17676 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17677 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17678 * rtl.h (set_reg_attrs_for_parm): Declare.
17679 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17680 to "optimized", remove unused locals at finish.
17681 (execute_free_datastructures): Make global, call
17682 delete_tree_cfg_annotations.
17683 (execute_free_cfg_annotations): Don't call
17684 delete_tree_cfg_annotations.
17686 * ssaexpand.h: New file.
17687 * expr.c (toplevel): Include ssaexpand.h.
17688 (expand_assignment): Handle SSA names the same as register variables.
17689 (expand_expr_real_1): Expand SSA names.
17690 * cfgexpand.c (toplevel): Include ssaexpand.h.
17691 (SA): New global variable.
17692 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17693 (SSAVAR): New macro.
17694 (set_rtl): New helper function.
17695 (add_stack_var): Deal with SSA names, use set_rtl.
17696 (expand_one_stack_var_at): Likewise.
17697 (expand_one_stack_var): Deal with SSA names.
17698 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17699 before unique numbers.
17700 (expand_stack_vars): Use set_rtl.
17701 (expand_one_var): Accept SSA names, add asserts for them, feed them
17702 to above subroutines.
17703 (expand_used_vars): Expand all partitions (without default defs),
17704 then only the local decls (ignoring those expanded already).
17705 (expand_gimple_cond): Remove edges when jumpif() expands an
17706 unconditional jump.
17707 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17708 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17710 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17711 members of SA; deal with PARM_DECL partitions here; expand
17712 all PHI nodes, free tree datastructures and SA. Commit instructions
17713 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17714 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17715 info and statements at start, collect garbage at finish.
17716 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17717 (VAR_ANN_PARTITION) Remove.
17718 (change_partition_var): Don't declare.
17719 (partition_to_var): Always return SSA names.
17720 (var_to_partition): Only accept SSA names.
17721 (register_ssa_partition): Only check argument.
17722 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17724 (delete_var_map): Don't free it.
17725 (var_union): Only accept SSA names, simplify.
17726 (partition_view_init): Mark only useful SSA names as used.
17727 (partition_view_fini): Only deal with SSA names.
17728 (change_partition_var): Remove.
17729 (dump_var_map): Use ssa_name instead of partition_to_var member.
17730 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17732 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17733 (struct _elim_graph): New member const_dests; nodes member vector of
17735 (set_location_for_edge): New static helper.
17736 (create_temp): Remove.
17737 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17738 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17739 (new_elim_graph): Allocate const_dests member.
17740 (clean_elim_graph): Truncate const_dests member.
17741 (delete_elim_graph): Free const_dests member.
17742 (elim_graph_size): Adapt to new type of nodes member.
17743 (elim_graph_add_node): Likewise.
17744 (eliminate_name): Likewise.
17745 (eliminate_build): Don't take basic block argument, deal only with
17746 partition numbers, not variables.
17747 (get_temp_reg): New static helper.
17748 (elim_create): Use it, deal with RTL temporaries instead of trees.
17749 (eliminate_phi): Adjust all calls to new signature.
17750 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17751 (rewrite_trees): Only do checking.
17752 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17753 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17754 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17755 contains_tree_r, MAX_STMTS_IN_LATCH,
17756 process_single_block_loop_latch, analyze_edges_for_bb,
17757 perform_edge_inserts): Remove.
17758 (expand_phi_nodes): New global function.
17759 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17760 functions, initialize new parameter, remember partitions having a
17762 (finish_out_of_ssa): New global function.
17763 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17764 don't reset in_ssa_p here, don't disable TER when mudflap.
17765 (pass_del_ssa): Remove.
17766 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17768 (execute_free_datastructures): Declare.
17769 * Makefile.in (SSAEXPAND_H): New variable.
17770 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17771 * basic-block.h (commit_one_edge_insertion): Declare.
17772 * passes.c (init_optimization_passes): Move pass_nrv and
17773 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17774 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17775 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17776 (redirect_branch_edge): Deal with super block when expanding, split
17777 out jump patching itself into ...
17778 (patch_jump_insn): ... here, new static helper.
17780 2009-04-26 Michael Matz <matz@suse.de>
17782 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17783 beyond num_ssa_names.
17784 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17785 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17787 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17789 PR inline-asm/39543
17790 * fwprop.c (forward_propagate_asm): New function.
17791 (forward_propagate_and_simplify): Propagate also into __asm, if it
17792 doesn't increase the number of referenced registers.
17795 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17797 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17799 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17800 note_nonlocal_vla_type for nonlocal VLAs.
17801 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17802 contains_remapped_vars, remap_vla_decls): New functions.
17803 (convert_nonlocal_reference_stmt): If not optimizing, call
17804 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17805 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17806 if it wasn't found in var_map.
17807 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17808 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17809 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17811 * gimplify.c (nonlocal_vlas): New variable.
17812 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17814 (gimplify_body): Create and destroy nonlocal_vlas.
17816 * dwarf2out.c (loc_descr_plus_const): New function.
17817 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17818 mem_loc_descriptor, loc_descriptor_from_tree_1,
17819 descr_info_loc, gen_variable_die): Use it.
17821 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17822 !TREE_STATIC VAR_DECLs.
17823 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17824 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17825 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17826 DECL_BY_REFERENCE is valid.
17827 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17828 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17829 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17830 Copy DECL_BY_REFERENCE.
17831 (struct nesting_copy_body_data): New type.
17832 (nesting_copy_decl): New function.
17833 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17834 if they have variable length.
17836 2009-04-26 Michael Matz <matz@suse.de>
17838 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17839 mark new temporaries for renaming.
17841 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17844 * c-decl.c (global_bindings_p): Return negative value.
17845 (c_variable_size): New. Based on variable_size from
17847 (grokdeclarator): Call c_variable_size not variable_size.
17849 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17851 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17853 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17855 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17856 Redefine it to just use mingw/include.
17857 (ASM_SPEC): Rules for -m32 and -m64.
17858 (LINK_SPEC): Use Likewise.
17859 (SPEC_32): New define.
17860 (SPEC_64): Likewise.
17861 (SUB_LINK_SPEC): Likewise.
17862 (MULTILIB_DEFAULTS): New define.
17863 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17864 Add multilib options.
17865 (MULTILIB_DIRNAMES): Likewise.
17866 (MULTILIB_OSDIRNAMES): Likewise.
17867 (LIBGCC): Likewise.
17868 (INSTALL_LIBGCC): Likewise.
17870 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17873 * c-tree.h (enum c_inline_static_type): New.
17874 (record_inline_static): Declare.
17875 * c-decl.c (struct c_inline_static, c_inline_statics,
17876 record_inline_static, check_inline_statics): New.
17877 (pop_file_scope): Call check_inline_statics.
17878 (start_decl): Call record_inline_static instead of pedwarning
17879 directly for static in inline function.
17880 * c-typeck.c (build_external_ref): Call record_inline_static
17881 instead of pedwarning directly for static referenced in inline
17884 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17886 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17887 not new but only being rescanned.
17888 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17889 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17890 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17891 record_set_info, compute_set, grealloc): Remove.
17892 (recompute_all_luids): New function.
17893 (gcse_main): Don't compute sets, and don't do related memory
17894 allocations/free-ing. If something changed before the end of the
17895 pass, update LUIDs using recompute_all_luids.
17896 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17897 (free_gcse_mem): Don't free it either.
17898 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17899 Use the df insn LUIDs.
17900 (load_killed_in_block): Likewise.
17901 (compute_hash_table_work): Don't compute reg_set_in_block.
17902 (compute_transp): Use DF_REG_DEF_CHAINs.
17903 (local_cprop_pass): Don't use compute_sets and related functions.
17904 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17905 Use get_max_uid() instead of max_cuid.
17906 (insert_insn_end_basic_block, pre_insert_copy_insn,
17907 update_ld_motion_stores): Don't try to
17908 keep reg_set tables up to date.
17909 (pre_insert_copies): Use df insn LUIDs.
17910 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17911 (reg_set_info): Don't use extra bitmap argument.
17912 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17913 information to compute regs_set_in_block.
17914 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17915 (bypass_jumps): Don't use compute_sets and friends.
17917 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17920 * opts.c (undocumented_msg): Do not leave blank even with
17923 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17925 * c-decl.c (build_enumerator): Allow values folding to integer
17926 constants but not integer constant expressions with a pedwarn if
17929 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17932 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17933 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17934 type is an integer constant.
17936 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17939 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17942 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17945 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17946 with variably modified return type and no storage class
17947 specifiers, except for the case of nested functions. Distinguish
17948 extern declarations of functions with variably modified return
17949 types from those of objects with variably modified types.
17951 2009-04-25 Jan Hubicka <jh@suse.cz>
17953 * tree.c (list_equal_p): New function.
17954 * tree.h (list_equal_p): Declare.
17955 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17956 basic_block_def, basic_block, const_basic_block): New.
17957 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17958 (redirect_eh_edge): New function.
17959 (make_eh_edge_update_phi): EH edges are not abnormal.
17960 * except.c: Include tree-flow.h.
17961 (list_match): New function.
17962 (eh_region_replaceable_by_p): New function.
17963 (replace_region): New function.
17964 (hash_type_list): New function.
17965 (hash_eh_region): New function.
17966 (eh_regions_equal_p): New function.
17967 (merge_peers): New function.
17968 (remove_unreachable_regions): Verify EH tree when checking;
17970 (copy_eh_region_1): New function.
17971 (copy_eh_region): New function.
17972 (push_reachable_handler): New function.
17973 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17974 regions without label but with live RESX.
17975 * except.h (redirect_eh_edge_to_label): New.
17976 * tree-flow.h (redirect_eh_edge): New.
17977 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17978 basic_block_def, basic_block, const_basic_block): Remove.
17979 * Makefile.in (except.o): Add dependency on tree-flow.h
17980 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17981 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17984 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17987 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17988 on the destination of memcpy.
17990 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17992 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17993 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17994 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17996 2009-04-25 Jan Hubicka <jh@suse.cz>
17998 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17999 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
18000 to be reached by different label than left.
18001 (update_eh_edges): Update comment; remove edge_to_remove if possible
18002 and return true if suceeded.
18003 (cleanup_empty_eh): Accept sharing map; handle shared regions.
18004 (cleanup_eh): Compute sharing map.
18005 * except.c (remove_eh_handler_and_replace): Add argument if we should
18007 (remove_unreachable_regions): Update for label sharing.
18008 (label_to_region_map): Likewise.
18009 (get_next_region_sharing_label): New function.
18010 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
18012 (remove_eh_handler): Update.
18013 (remove_eh_region_and_replace_by_outer_of): New function.
18014 * except.h (struct eh_region): Add next_region_sharing_label.
18015 (remove_eh_region_and_replace_by_outer_of,
18016 get_next_region_sharing_label): Declare.
18017 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
18019 2009-04-25 Jan Hubicka <jh@suse.cz>
18021 * tree-cfg.c (split_critical_edges): Split also edges where we can't
18022 insert code even if they are not critical.
18024 2009-04-25 Jan Hubicka <jh@suse.cz>
18026 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18027 (gimple_can_remove_branch_p): EH edges won't remove branch by
18029 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
18030 updating of non-abnormal EH edges.
18031 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18032 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
18033 (split_critical_edges): Split also edges where emitting code on them
18034 will lead to splitting later.
18036 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18037 H.J. Lu <hongjiu.lu@intel.com>
18040 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
18041 the configured assembler supports fildq and fistpq mnemonics.
18042 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
18043 * configure: Regenerated.
18044 * config.in: Ditto.
18046 * config/i386/i386.c (print_operand): Handle 'Z'.
18047 ['z']: Remove handling of special fild/fist suffixes.
18048 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
18049 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
18050 suffix of fild insn.
18051 (*floatsi<mode>2_vector_mixed): Ditto.
18052 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
18053 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
18054 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18055 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
18056 * config/i386/gas.h (GAS_MNEMONICS): Remove.
18058 2009-04-25 Ben Elliston <bje@au.ibm.com>
18060 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
18061 the source of a set operation.
18063 2009-04-25 Anatoly Sokolov <aesok@post.ru>
18065 * target.h (struct gcc_target): Add case_values_threshold field.
18066 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
18067 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
18068 * targhooks.c (default_case_values_threshold): New function.
18069 * targhooks.h (default_case_values_threshold): Declare function.
18070 * stmt.c (expand_case): Use case_values_threshold target hook.
18071 * expr.h (case_values_threshold): Remove declartation.
18072 * expr.c (case_values_threshold): Remove function.
18073 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
18075 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
18076 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18077 (avr_case_values_threshold): Declare as static.
18078 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
18080 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
18081 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18082 (mn10300_case_values_threshold): New function.
18084 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18086 * ira.c (setup_cover_and_important_classes): Add enum cast.
18088 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
18090 * genpreds.c (write_enum_constraint_num): Output definition of
18091 CONSTRAINT_NUM_DEFINED_P macro.
18092 * ira.c (setup_cover_and_important_classes): Use
18093 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
18095 2009-04-24 DJ Delorie <dj@redhat.com>
18097 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
18098 __SH2A_SINGLE_ONLY__ also.
18100 2009-04-24 Steve Ellcey <sje@cup.hp.com>
18102 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
18103 (movdf_internal): Ditto.
18104 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
18105 SFmode and DFmode constants.
18106 (ia64_print_operand): Add 'G' format for printing
18107 floating point constants.
18109 2009-04-24 Richard Guenther <rguenther@suse.de>
18111 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
18112 from unsigned additions.
18114 2009-04-24 Joseph Myers <joseph@codesourcery.com>
18116 * c-typeck.c (set_init_index): Allow array designators that are
18117 not integer constant expressions with a pedwarn if pedantic.
18119 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18121 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
18122 zero if no overlap in nonzero bits between the operands.
18124 2009-04-24 Ian Lance Taylor <iant@google.com>
18126 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
18127 (record_dead_and_set_regs): Likewise.
18128 * df.h (struct df_mw_hardreg): Change flags field to int.
18129 (struct df_base_ref): Likewise.
18130 (struct df): Change changeable_flags field to int.
18131 * df-scan.c (df_defs_record): Change clobber_flags to int.
18132 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
18133 constants rather than #define macros.
18134 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
18135 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
18136 (enum dwarf_calling_convention): Likewise.
18137 (enum dwarf_line_number_x_ops): Likewise.
18138 (enum dwarf_call_frame_info): Likewise.
18139 (enum dwarf_source_language): Likewise.
18140 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
18141 (add_calling_convention_attribute): Likewise.
18142 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
18143 (combine_comparisons): Change compcode to int. Add cast to enum type.
18144 * genrecog.c (maybe_both_true_2): Change c to int.
18145 (write_switch): Likewise. Add cast to enum type.
18146 * gimplify.c (gimplify_omp_for): Handle return values from
18147 gimplify_expr using MIN rather than bitwise or.
18148 (gimplify_expr): Add cast to enum type.
18149 * ipa-prop.c (update_jump_functions_after_inlining): Change
18150 IPA_BOTTOM to IPA_JF_UNKNOWN.
18151 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
18152 Add casts to enum type.
18153 (setup_cover_and_important_classes): Change cl to int. Add casts
18155 (setup_class_translate): Change cl and mode to int.
18156 (ira_init_once): Change mode to int.
18157 (free_register_move_costs): Likewise.
18158 (setup_prohibited_mode_move_regs): Add casts to enum type.
18159 * langhooks.c (add_builtin_function_common): Rework assertion that
18160 value fits bitfield.
18161 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
18162 * omega.c (omega_do_elimination): Avoid math on enum types.
18163 * optabs.c (expand_vec_shift_expr): Remove casts to int.
18164 * opts.c (set_debug_level): Change 2 to enum constant. Use new
18165 int local to handle integral_argment value.
18166 * regmove.c (try_auto_increment): Change PUT_MODE to
18168 * reload.c (push_secondary_reload): Add casts to enum type.
18169 (secondary_reload_class, find_valid_class): Likewise.
18170 * reload1.c (emit_input_reload_insns): Likewise.
18171 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
18172 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
18173 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
18175 * tree.c (build_common_builtin_nodes): Add casts to enum type.
18176 * tree-complex.c (complex_lattice_t): Typedef to int rather than
18178 (expand_complex_libcall): Add casts to enum type.
18179 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
18180 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
18181 with ERROR_MARK, not NUM_TREE_CODES.
18182 (vect_create_epilog_for_reduction): Likewise.
18183 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
18184 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
18185 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
18187 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
18188 vect_unused_in_loop. Change 0 to loop_vect.
18189 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
18190 * var-tracking.c (get_init_value): Change return type to enum
18192 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
18193 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
18195 (arm_override_options): Add casts to enum type.
18196 (arm_emit_tls_decoration): Likewise.
18197 * config/i386/i386.c (ix86_function_specific_restore): Add casts
18199 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
18200 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
18201 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
18203 * config/s390/s390.c (code_for_builtin_64): Change to array of
18205 (code_for_builtin_31): Likewise.
18206 (s390_expand_builtin): Change code_for_builtin to enum insn_code
18208 * config/sparc/sparc.c (sparc_override_options): Change value
18209 field in struct code_model to enum cmodel. In initializer change
18210 0 to NULL and add cast to enum type.
18212 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18213 Change all callers. Issue a -Wc++-compat warning using
18214 lhs_origtype if necessary.
18215 (convert_for_assignment): Issue -Wc++-compat warnings about
18216 invalid conversions to enum type on assignment.
18217 * c-common.h (build_modify_expr): Update declaration.
18219 2009-04-24 Nick Clifton <nickc@redhat.com>
18221 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18222 (function_arg_advance): Likewise.
18223 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18226 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18228 * config/s390/constraints.md ('I', 'J'): Fix condition.
18230 2009-04-24 Diego Novillo <dnovillo@google.com>
18232 * gengtype-parse.c (parse_error): Add newline after message.
18234 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18236 * config/i386/sse.md (avxmodesuffixs): Removed.
18237 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18238 (*avx_pinsr<ssevecsize>): This.
18240 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18242 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18243 follow chains of regs with a single definition, and allow expressions
18244 that are function_invariant_p.
18245 (simple_rhs_p): Allow expressions that are function_invariant_p.
18247 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18249 PR middle-end/39867
18250 * fold-const.c (fold_cond_expr_with_comparison): When folding
18251 > and >= to MAX, make sure the MAX uses the same type as the
18252 comparison's operands.
18254 2009-04-24 Nick Clifton <nickc@redhat.com>
18256 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18257 addressing for DImode accesses.
18258 (frv_print_operand_address): Handle PLUS case.
18259 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18261 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18263 PR rtl-optimization/39794
18264 * alias.c (canon_true_dependence): Add x_addr argument.
18265 * rtl.h (canon_true_dependence): Adjust prototype.
18266 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18267 * cselib.c (cselib_invalidate_mem): Likewise.
18268 * gcse.c (compute_transp): Likewise.
18269 * dse.c (scan_reads_nospill): Likewise.
18270 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18271 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18272 canon_base_addr of the group, plus optional offset.
18273 (struct group_info): Rename canon_base_mem to
18275 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18276 canon_rtx of base_mem.
18278 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18280 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18281 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18283 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18285 * config/spu/spu-builtins.h: Delete file.
18287 * config/spu/spu.h (enum spu_builtin_type): Move here from
18289 (struct spu_builtin_description): Likewise. Add GTY marker.
18290 Do not use enum spu_function_code or enum insn_code.
18291 (spu_builtins): Add extern declaration.
18293 * config/spu/spu.c: Do not include "spu-builtins.h".
18294 (enum spu_function_code, enum spu_builtin_type_index,
18295 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18296 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18297 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18298 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18299 (spu_builtin_types): Make static. Add GTY marker.
18300 (spu_builtins): Add extern declaration with GTY marker.
18301 Include "gt-spu.h".
18303 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18304 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18305 Check programmatically whether all parameters are scalar.
18307 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18309 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18311 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18312 assignment from the constructor either if the target is volatile.
18314 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18316 * config/arm/arm.md (insv): Do not share operands[0].
18318 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18320 * config/vxlib-tls.c (active_tls_threads): Delete.
18321 (delete_hook_installed): New.
18322 (tls_delete_hook): Don't delete the delete hook.
18323 (tls_destructor): Delete it here.
18324 (__gthread_set_specific): Adjust installing the delete hook.
18325 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18326 __gthread_leave_tsd_dtor_context.
18328 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18330 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18332 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18334 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18336 (alpha_rtx_costs): Ditto.
18337 (emit_unlikely_jump): Use add_reg_note.
18338 (emit_frame_store_1): Ditto.
18339 (alpha_expand_prologue): Ditto.
18340 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18341 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18343 2009-04-23 Nick Clifton <nickc@redhat.com>
18345 * config/v850/v850.md (epilogue): Remove suppressed code.
18346 (return): Rename to return_simple and remove test of frame size.
18347 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18348 to gen_return_simple.
18350 2009-04-22 Jing Yu <jingyu@google.com>
18353 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18355 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18358 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18359 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18360 value is a VECTOR_CST, the element type is the element type of the
18363 2009-04-22 DJ Delorie <dj@redhat.com>
18365 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18367 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18369 * alias.c (find_base_term): Move around LO_SUM case, so that
18370 CONST falls through into PLUS/MINUS handling.
18373 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18374 into 0, use omit_one_operand.
18376 2009-04-23 Ben Elliston <bje@au.ibm.com>
18378 * config/rs6000/linux-unwind.h (get_regs): Remove type
18379 puns. Change the type of `pc' to an array of unsigned ints and
18380 update all users. Constify frame24.
18382 2009-04-22 DJ Delorie <dj@redhat.com>
18384 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18385 declarations before code.
18386 (current_function_special_page_vector): Likewise.
18387 (m32c_expand_insv): Silence a warning.
18389 2009-04-21 Taras Glek <tglek@mozilla.com>
18391 * alias.c: Update GTY annotations to new syntax.
18392 * basic-block.h: Likewise.
18393 * bitmap.h: Likewise.
18394 * c-common.h: Likewise.
18395 * c-decl.c: Likewise.
18396 * c-parser.c: Likewise.
18397 * c-pragma.c: Likewise.
18398 * c-tree.h: Likewise.
18399 * cfgloop.h: Likewise.
18400 * cgraph.h: Likewise.
18401 * config/alpha/alpha.c: Likewise.
18402 * config/arm/arm.h: Likewise.
18403 * config/avr/avr.h: Likewise.
18404 * config/bfin/bfin.c: Likewise.
18405 * config/cris/cris.c: Likewise.
18406 * config/darwin.c: Likewise.
18407 * config/frv/frv.c: Likewise.
18408 * config/i386/i386.c: Likewise.
18409 * config/i386/i386.h: Likewise.
18410 * config/i386/winnt.c: Likewise.
18411 * config/ia64/ia64.h: Likewise.
18412 * config/iq2000/iq2000.c: Likewise.
18413 * config/mips/mips.c: Likewise.
18414 * config/mmix/mmix.h: Likewise.
18415 * config/pa/pa.c: Likewise.
18416 * config/pa/pa.h: Likewise.
18417 * config/rs6000/rs6000.c: Likewise.
18418 * config/s390/s390.c: Likewise.
18419 * config/sparc/sparc.c: Likewise.
18420 * config/xtensa/xtensa.c: Likewise.
18421 * cselib.h: Likewise.
18422 * dbxout.c: Likewise.
18423 * dwarf2out.c: Likewise.
18424 * except.c: Likewise.
18425 * except.h: Likewise.
18426 * fixed-value.h: Likewise.
18427 * function.c: Likewise.
18428 * function.h: Likewise.
18429 * gimple.h: Likewise.
18430 * integrate.c: Likewise.
18431 * optabs.c: Likewise.
18432 * output.h: Likewise.
18433 * real.h: Likewise.
18435 * stringpool.c: Likewise.
18436 * tree-data-ref.c: Likewise.
18437 * tree-flow.h: Likewise.
18438 * tree-scalar-evolution.c: Likewise.
18439 * tree-ssa-address.c: Likewise.
18440 * tree-ssa-alias.h: Likewise.
18441 * tree-ssa-operands.h: Likewise.
18442 * tree.c: Likewise.
18443 * tree.h: Likewise.
18444 * varasm.c: Likewise.
18445 * varray.h: Likewise.
18447 * coretypes.h: Do not define GTY macro if it is already defined.
18448 * doc/gty.texi: Update GTY documentation to new syntax.
18449 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18450 annotations on structs.
18451 * gengtype-parse.c: Likewise.
18453 2009-04-22 Mark Heffernan <meheff@google.com>
18455 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18457 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18459 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18462 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18464 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18465 the same as a PLUS without a shift. Increase the cost of a
18468 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18470 * Makefile.in: Update dependencies.
18471 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18472 * errors.h: Remove bogus comment about compatibility.
18473 (warning): Update declaration.
18474 * genautomata.c: Update all calls to warning.
18475 * gimple.c: Do not include errors.h. Include toplev.h.
18476 * tree-ssa-structalias.c: Do not include errors.h.
18477 * omega.c: Likewise.
18478 * tree-ssa-reassoc.c: Likewise.
18479 * config/spu/spu-c.c: Likewise.
18480 * config/spu/t-spu-elf: Update dependencies.
18482 2009-04-22 Richard Guenther <rguenther@suse.de>
18484 PR tree-optimization/39824
18485 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18486 make sure the types are compatible.
18488 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18491 * c-common.c (c_parse_error): Take a token_flags parameter.
18492 Use token_type for the token type instead.
18493 Pass token_flags to cpp_type2name.
18494 * c-common.h (c_parse_error): Update declaration.
18495 * c-parser.c (c_parser_error): Pass 0 as token flags.
18497 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18499 PR rtl-optimization/39580
18500 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18502 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18504 * function.c (expand_function_end): Do not emit a jump to the "naked"
18505 return label for fall-through returns.
18506 * except.c (sjlj_emit_function_exit): Always place the call to the
18507 unregister function at the location installed by expand_function_end.
18509 2009-04-22 Richard Guenther <rguenther@suse.de>
18511 PR tree-optimization/39845
18512 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18513 (gen_inbound_check): Likewise.
18515 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18517 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18519 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18520 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18522 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18524 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18525 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18526 shift counts to avoid out-of-bounds array accesses.
18528 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18530 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18531 (Pmode): Move above.
18533 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18535 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18536 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18537 GET_CODE macro. Use IN_RANGE macro where appropriate.
18538 * config/alpha/alpha.h: Ditto.
18539 * config/alpha/alpha.md: Ditto.
18540 * config/alpha/constraints.md: Ditto.
18541 * config/alpha/predicates.md: Ditto.
18543 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18545 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18546 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18547 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18548 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18549 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18550 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18551 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18552 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18553 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18554 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18555 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18556 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18557 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18558 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18559 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18560 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18561 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18562 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18563 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18564 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18565 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18566 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18567 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18568 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18569 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18570 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18571 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18573 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18575 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18576 references from comments.
18577 * cfgbuild.c: (count_basic_blocks): Delete.
18578 (find_basic_blocks_1): Delete.
18579 (find_basic_blocks): Delete.
18580 * except.c (finish_eh_generation): Make static. Move comment from
18581 except.h here. Remove find_basic_blocks references from comments.
18582 * except.h (finish_eh_generation): Delete.
18583 * basic-block.h (find_basic_blocks): Delete.
18584 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18586 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18588 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18589 (sdbout_parms): Likewise.
18591 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18593 * config/sh/sh.c (prepare_cbranch_operands): Use
18594 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18595 (expand_cbranchdi4): Likewise.
18596 (from_compare): Add cast to enum type.
18597 (expand_cbranchsi4): Use add_reg_note.
18598 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18599 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18600 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18601 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18602 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18603 instead of CODE_FOR_nothing.
18604 (cbranchdi4): Likewise. Fix the order of arguments for
18606 (push_fpscr): Use add_reg_note.
18607 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18608 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18610 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18612 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18613 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18614 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18615 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18616 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18617 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18618 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18619 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18620 config/alpha/x-vms, config/arc/t-arc,
18621 config/arm/README-interworking, config/arm/arm-c.c,
18622 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18623 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18624 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18625 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18626 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18627 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18628 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18629 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18630 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18631 config/cris/t-elfmulti, config/crx/t-crx,
18632 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18633 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18634 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18635 config/h8300/t-h8300, config/i386/athlon.md,
18636 config/i386/darwin-libgcc.10.4.ver,
18637 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18638 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18639 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18640 config/i386/t-linux64, config/i386/t-nwld,
18641 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18642 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18643 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18644 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18645 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18646 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18647 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18648 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18649 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18650 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18651 config/m68k/t-uclinux, config/mcore/t-mcore,
18652 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18653 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18654 config/mips/crtn.asm, config/mips/irix-crti.asm,
18655 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18656 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18657 config/mips/mips-fixed.md, config/mips/sb1.md,
18658 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18659 config/mips/t-iris6, config/mips/t-isa3264,
18660 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18661 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18662 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18663 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18664 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18665 config/mn10300/t-linux, config/mn10300/t-mn10300,
18666 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18667 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18668 config/picochip/libgccExtras/clzsi2.asm,
18669 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18670 config/rs6000/darwin-libgcc.10.4.ver,
18671 config/rs6000/darwin-libgcc.10.5.ver,
18672 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18673 config/rs6000/t-aix43, config/rs6000/t-aix52,
18674 config/rs6000/t-darwin, config/rs6000/t-fprules,
18675 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18676 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18677 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18678 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18679 config/rs6000/t-rtems, config/rs6000/t-spe,
18680 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18681 config/score/t-score-elf, config/sh/divcost-analysis,
18682 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18683 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18684 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18685 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18686 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18687 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18688 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18689 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18690 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18691 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18692 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18693 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18694 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18695 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18696 * config/h8300/genmova.sh: Include copyright and license notices
18697 in generated output.
18698 * config/h8300/mova.md: Regenerate.
18699 * doc/install.texi2html: Include word "Copyright" in copyright
18700 notice and use name "Free Software Foundation, Inc.".
18701 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18702 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18703 ChangeLog-2007, ChangeLog-2008: Correct dates.
18705 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18707 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18708 NE_EXPR operations as well.
18709 * c-parser.c (c_parser_condition): Do not set location information on
18711 (c_parser_conditional_expression): Likewise.
18712 (c_parser_binary_expression): Set location information on operators.
18713 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18714 TRUTH_NOT_EXPR has been folded.
18715 * fold-const.c (fold_truth_not_expr): Copy location information from
18716 the incoming expression to the outgoing one.
18717 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18718 recursive calls on the LHS of the operator but pass that of the
18719 operator to recursive calls on the RHS of the operator. Set it
18721 (shortcut_cond_expr): Set the locus of the operator on the second
18722 COND_EXPR and that of the expression on the first in degenerate cases.
18723 Pass the locus of the expression to calls to shortcut_cond_r.
18724 Set the locus of the 'then' block on the associated jump, if any.
18725 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18726 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18727 expression to call to gimplify_boolean_expr.
18729 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18731 * config.gcc: Add additional configuration for
18732 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18733 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18734 (CPP_SPEC): Redefine for allowing -municode option.
18735 (STARTFILE_SPEC): Likewise.
18736 * config/i386/t-mingw-w64: New.
18737 * config/i386/mingw-w64.opt: New.
18738 (municode): Add new target option.
18739 * doc/invoke.texi (municode): Add documentation for new option.
18741 2009-04-21 Ian Lance Taylor <iant@google.com>
18743 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18744 Correct test for number of arguments.
18745 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18747 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18749 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18750 argument of emit_library_call.
18752 2009-04-21 Richard Guenther <rguenther@suse.de>
18754 PR middle-end/39829
18755 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18756 inside VIEW_CONVERT_EXPRs.
18758 2009-04-21 Martin Jambor <mjambor@suse.cz>
18760 * tree-switch-conversion.c (build_constructors): Split a long line.
18761 (constructor_contains_same_values_p): New function.
18762 (build_one_array): Create assigns of constants if possible, do not
18763 call mark_sym_for_renaming, call update_stmt.
18764 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18765 make_rename_temp. Do not call mark_symbols_for_renaming, call
18767 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18768 find_new_referenced_vars, call update_stmt.
18769 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18770 instead of calling make_rename_temp. Do not call
18771 find_new_referenced_vars or mark_symbols_for_renaming, call
18774 2009-04-21 Richard Guenther <rguenther@suse.de>
18776 PR tree-optimization/39827
18777 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18778 (tree_ssa_phiprop): Pass the correct array size.
18780 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18782 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18784 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18787 * c-typeck.c (lvalue_p): Move declaration ...
18788 * c-common.h (lvalue_p): ... to here.
18789 * c-common.c (candidate_equal_p): New.
18790 (add_tlist): Use it.
18791 (merge_tlist): Use it.
18792 (warn_for_collisions_1): Likewise.
18793 (warning_candidate_p): Accept more candidates.
18794 (verify_tree): A warning candidate can be an expression. Use
18797 2009-04-21 Ben Elliston <bje@au.ibm.com>
18800 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18801 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18802 options. Remove -mcall-solaris documentation.
18804 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18807 * doc/invoke.texi (-Wlong-long): Update description.
18808 * c-lex (interpret_integer): Only warn if there was no previous
18809 overflow and -Wlong-long is enabled.
18810 * c-decl.c (declspecs_add_type): Drop redundant flags.
18811 * c.opt (Wlong-long): Init to -1.
18812 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18813 and front-end warn_long_long. Wlong-long only depends on other
18814 flags if it is uninitialized.
18815 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18816 the same for CPP and FE.
18817 (restore_extension_diagnostics): Likewise.
18819 2009-04-20 Ian Lance Taylor <iant@google.com>
18821 Fix enum conversions which are invalid in C++:
18822 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18823 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18824 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18825 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18826 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18827 (dbxout_parms): Likewise.
18828 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18829 (df_clear_flags): Likewise.
18830 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18831 top_flag parameter to int.
18832 (df_chain_create_bb_process_use): Likewise.
18833 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18835 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18836 (df_ref_create_structure, df_def_record_1): Likewise.
18837 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18838 (df_notes_rescan): Change 0 to VOIDmode in function call.
18839 (df_get_call_refs, df_insn_refs_collect): Likewise.
18840 (df_bb_regs_collect): Likewise.
18841 (df_entry_block_defs_collect): Likewise.
18842 (df_exit_block_uses_collect): Likewise.
18843 * df.h: Update declarations.
18844 * double-int.c (double_int_divmod): Add cast to enum type.
18845 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18846 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18847 (based_loc_descr): Likewise.
18848 (loc_descriptor_from_tree_1): Change first_op and second_op to
18849 enum dwarf_location_atom. Add cast to enum type.
18850 * expmed.c (init_expmed): Change 0 to SET in function call.
18851 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18852 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18853 (do_store_flag): Likewise.
18854 * fixed-value.h (struct fixed_value): Change mode to enum
18856 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18857 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18859 (insert_insn_decl, insert_decl, insert_state): Likewise.
18860 (automata_list_finish): Likewise.
18861 * genrecog.c (process_define_predicate): Add cast to enum type.
18862 * gensupport.c (init_predicate_table): Add cast to enum type.
18863 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18865 (gimple_build_call_1, gimple_build_label): Likewise.
18866 (gimple_build_goto, gimple_build_asm_1): Likewise.
18867 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18868 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18869 (enum fallback): Rename from enum fallback_t.
18870 (fallback_t): Typedef as int.
18871 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18872 GSI_SAME_STMT in function call.
18873 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18875 (setup_reg_class_relations): Likewise.
18876 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18877 (setup_prohibited_class_mode_regs): Add cast to enum type.
18878 (setup_prohibited_mode_move_regs): Likewise.
18879 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18880 (record_address_regs): Change i to enum reg_class.
18881 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18882 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18883 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18884 (GET_MODE_2XWIDER_MODE): Likewise.
18885 (GET_CLASS_NARROWEST_MODE): Likewise.
18886 * omp-low.c (expand_omp_for): Add cast to enum type.
18887 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18888 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18889 * postreload.c (reload_cse_simplify_operands): Change rclass local
18891 * predict.c (combine_predictions_for_insn): Change best_predictor
18892 and predictor to enum br_predictor.
18893 (combine_predictions_for_bb): Likewise.
18894 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18895 use SET_PREDICT_EXPR_OUTCOME.
18896 * real.c (real_arithmetic): Change icode to code in function call.
18897 * reginfo.c (init_move_cost): Add casts to enum type.
18898 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18899 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18901 * reload.c (find_valid_class): Add casts to enum type.
18902 (push_reload): Change 0 to NO_REGS in function call.
18903 (find_reloads): Change this_alternative to array of enum
18904 reg_class. Remove some now-unnecessary casts.
18905 (make_memloc): Change 0 to VOIDmode in function call.
18906 * reload1.c (reload): Change 0 to VOIDmode in function call.
18907 (eliminate_regs_1, elimination_effects): Likewise.
18908 (eliminate_regs_in_insn): Likewise.
18909 (emit_input_reload_insns): Add cast to enum type.
18910 (delete_output_reload): Change 0 to VOIDmode in function call.
18911 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18912 to enum type in function call.
18913 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18914 (SET_PREDICT_EXPR_OUTCOME): Define.
18915 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18916 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18917 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18918 (dump_function): Likewise.
18919 * tree-dump.h: Update declarations.
18920 * tree-pass.h: Update declarations.
18921 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18922 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18924 (arm_rtx_costs_1): Correct parenthesization.
18925 (arm_rtx_costs): Add casts to enum type.
18926 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18927 (vfp_emit_fstmd): Use add_rg_note.
18928 (emit_multi_reg_push, emit_sfm): Likewise.
18929 (thumb_set_frame_pointer): Likewise.
18930 (arm_expand_prologue): Likewise.
18931 (arm_regno_class): Change return type to enum reg_class.
18932 (thumb1_expand_prologue): Use add_reg_note.
18933 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18934 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18936 * config/arm/gentune.sh: Add cast to enum type.
18937 * config/arm/arm-tune.md: Rebuild.
18938 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18939 (ix86_split_fp_branch, predict_jump): Likewise.
18940 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18941 insn_code to enum rtx_code.
18942 (ix86_builtin_vectorized_function): Add cast to enum type.
18943 * config/i386/i386.md (truncdfsf2): Change slot to enum
18945 (truncxf<mode>2, isinf<mode>2): Likewise.
18946 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18948 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18949 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18950 (insert_bundle_state): Change 1 to INSERT in function call.
18951 (ia64_add_bundle_selector_before): Likewise.
18952 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18953 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18954 (restore_stack_nonlocal): Likewise.
18955 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18957 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18959 (mips_rtx_costs): Likewise.
18960 (mips_override_options): Add casts to enum type.
18961 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18963 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18964 (store_reg, set_reg_plus_d): Likewise.
18965 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18966 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18968 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18970 (emit_unlikely_jump): Use add_reg_note.
18971 (rs6000_emit_allocate_stack): Likewise.
18972 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18973 (output_toc): Change 1 to INSERT in function call.
18974 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18975 (rs6000_initialize_trampoline): Likewise.
18976 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18978 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18979 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18980 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18981 (save_gprs): Use add_reg_note.
18982 (s390_emit_prologue): Likewise.
18983 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18984 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18985 (sparc_fold_builtin): Add cast to enum type.
18986 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18988 (spu_expand_prologue): Use add_reg_note.
18989 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18991 2009-04-20 Ian Lance Taylor <iant@google.com>
18993 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18994 (c_parser_postfix_expression_after_primary): Get VEC for list of
18995 arguments. Get original types of arguments. Call
18996 build_function_call_vec.
18997 (cached_expr_list_1, cached_expr_list_2): New static variables.
18998 (c_parser_expr_list): Change return type to VEC *. Add
18999 p_orig_types parameter. Change all callers.
19000 (c_parser_release_expr): New static function.
19001 (c_parser_vec_to_tree_list): New static function.
19002 * c-typeck.c (build_function_call): Rewrite to build a VEC and
19003 call build_function_call_vec.
19004 (build_function_call_vec): New function, based on old
19005 build_function_call.
19006 (convert_arguments): Remove nargs and argarray parameters. Change
19007 values to a VEC. Add origtypes parameter.
19008 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
19009 (convert_for_assignment): Add origtype parameter. Change all
19010 callers. If warn_cxx_compat, check for conversion to an enum
19011 type when calling a function.
19012 (store_init_value): Add origtype parameter. Change all callers.
19013 (digest_init): Likewise.
19014 (struct init_node): Add origtype field.
19015 (add_pending_init): Add origtype parameter. Change all callers.
19016 (output_init_element): Likewise.
19017 (output_pending_init_elements): Pass origtype from init_node to
19018 output_init_element.
19019 (process_init_element): Pass origtype from c_expr to
19020 output_init_element.
19021 (c_finish_return): Add origtype parameter. Change all callers.
19022 * c-common.c (sync_resolve_size): Change params to VEC *. Change
19024 (sync_resolve_params): Likewise.
19025 (sync_resolve_return): Change params to first_param. Change caller.
19026 (resolve_overloaded_builtins): Change params to VEC *. Change
19027 callers. Save first parameter around call to build_function_call_vec.
19028 * c-decl.c (finish_decl): Add origtype parameter. Change all
19029 callers. Call build_function_call_vec rather than
19030 build_function_call for cleanup.
19031 * c-tree.h: Update declarations.
19032 * c-common.h: Update declarations.
19033 * stub-objc.c (objc_rewrite_function_call): Change parameter from
19034 params to first_param.
19035 * target.h (struct gcc_target): Change resolve_overloaded_builtin
19036 params parameter from tree to void *.
19037 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19038 Change arglist parameter to have type void *, and to be a pointer
19040 * config/rs6000/rs6000-protos.h
19041 (altivec_resolve_overloaded_builtin): Update declaration.
19042 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
19043 fnargs parameter to have type void *, and to be a pointer to a
19044 VEC. Call build_function_call_vec instead of
19045 build_function_call.
19046 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
19048 2009-04-20 Joey Ye <joey.ye@intel.com>
19049 Xuepeng Guo <xuepeng.guo@intel.com>
19050 H.J. Lu <hongjiu.lu@intel.com>
19052 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
19054 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
19055 (IX86_LEA_PRIORITY): Likewise.
19056 (distance_non_agu_define): New function.
19057 (distance_agu_use): Likewise.
19058 (ix86_lea_for_add_ok): Likewise.
19059 (ix86_dep_by_shift_count): Likewise.
19061 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
19062 should split for LEA.
19064 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
19066 (ix86_dep_by_shift_count): Likewise.
19068 2009-04-20 Richard Guenther <rguenther@suse.de>
19070 * expr.c (handled_component_p): Move ...
19071 * tree.h (handled_component_p): ... here.
19072 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
19073 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
19074 and REALPART_EXPR to be in one group.
19076 2009-04-20 Richard Guenther <rguenther@suse.de>
19078 * basic-block.h (get_all_dominated_blocks): Declare.
19079 * dominance.c (get_all_dominated_blocks): New function.
19080 * tree-cfg.c (get_all_dominated_blocks): Remove.
19081 (remove_edge_and_dominated_blocks): Adjust.
19082 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
19083 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
19084 instead of recursing.
19086 2009-04-20 Doug Kwan <dougkwan@google.com>
19088 * cgraph.h (cgraph_node_ptr): New type for vector functions.
19089 (struct cgraph_node_set_def): New type.
19090 (cgraph_node_set) New type. Also declare vector functions.
19091 (struct cgraph_node_set_element_def): New type.
19092 (cgraph_node_set_element): Ditto.
19093 (cgraph_node_set_iterator): New iterator type.
19094 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
19095 cgraph_node_set_remove, dump_cgraph_node_set,
19096 debug_cgraph_node_set): New prototypes.
19097 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
19098 cgraph_node_set_size): New inlines.
19099 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
19100 including cgraph.h.
19101 (struct ipa_opt_pass): Add struct cgraph_node_set_def
19102 argument to function 'write_summary'.
19103 * ipa.c: Include ggc.h.
19104 (hash_cgraph_node_set_element,
19105 eq_cgraph_node_set_element, cgraph_node_set_new,
19106 cgraph_node_set_add, cgraph_node_set_remove,
19107 cgraph_node_set_find, dump_cgraph_node_set,
19108 debug_cgraph_node_set): New functions.
19109 * Makefile.in (ipa.o): Add dependency on GGC_H.
19111 2009-04-20 Ira Rosen <irar@il.ibm.com>
19113 PR tree-optimization/39675
19114 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
19115 check of the return code of vect_schedule_slp. Check that
19116 stmt_vec_info still exists for the statement, before checking its
19117 vectorization type.
19119 2009-04-20 Michael Matz <matz@suse.de>
19121 * Makefile.in (generated_files): Take out $(simple_generated_c).
19123 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
19125 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
19126 (UINTPTR_TYPE): Likewise.
19128 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19131 * c-typeck.c (digest_init): Check for initializing an array with a
19134 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19137 * c-semantics.c (pop_stmt_list): Propagate
19138 STATEMENT_LIST_HAS_LABEL to parent statement list.
19140 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
19142 * config/mips/mips.h (mips_tune_attr): New macro.
19143 * config/mips/mips.md (cpu): Use it.
19145 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19148 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
19151 2009-04-19 Diego Novillo <dnovillo@google.com>
19153 * toplev.c (compile_file): Move call to coverage_finish ...
19154 * cgraphunit.c (ipa_passes): ... here.
19155 Call cgraph_process_new_functions.
19156 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
19157 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
19159 2009-04-19 Jan Hubicka <jh@suse.cz>
19161 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
19163 (dump_cgraph_node): Dump can throw external flag.
19164 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
19166 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19170 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
19171 * common.opt (Wlogical-op): Move from here...
19172 * c.opt (Wlogical-op): ... to here.
19173 * c-typeck.c (parser_build_binary_op): Update call to
19174 warn_logical_operator.
19175 * c-opts.c (c_common_post_options): Enable warn_logical_op with
19177 * c-common.c (warn_logical_op): Update.
19178 * c-common.h (warn_logical_op): Update declaration.
19180 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
19182 * tree.c (protected_set_expr_location): Fix formatting.
19184 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19187 * c-typeck.c (readonly_warning): new.
19188 (build_unary_op, build_modify_expr): Use readonly_warning for
19189 storing into something readonly but not const-qualified.
19191 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19194 * c-typeck.c (build_unary_op): Check for taking address of
19195 expression of type void.
19197 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19200 * c-typeck.c (build_function_call): Check for calling a function
19201 with qualified void return types. Call require_complete_type when
19204 2009-04-18 Jan Hubicka <jh@suse.cz>
19206 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
19208 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
19209 can_throw_external flag.
19210 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
19211 * ipa-pure-const.c (ignore_edge): New function.
19212 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19213 only over can_throw_external edges.
19214 (local_pure_const): Add nothrow flag.
19215 * ipa-utils.c (searchc): Add ignore_edge callback.
19216 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19217 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19218 (set_nothrow_function_flags): Update cgraph.
19219 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19221 2009-04-18 Richard Guenther <rguenther@suse.de>
19223 PR middle-end/39804
19224 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19225 (fold_stmt): ... this and ...
19226 (fold_stmt_inplace): ... this.
19227 (fold_stmt_1): Fold references in calls and asms.
19228 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19230 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19232 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19233 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19235 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19237 * tree.c (function_args_count): Remove.
19238 * tree.h: Remove the prototype for function_args_count.
19240 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19242 * tree-iterator.c (expr_only): Remove.
19243 * tree.h: Remove the prototype for expr_only.
19245 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19247 * reginfo.c (cannot_change_mode_set_regs): Remove.
19248 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19250 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19252 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19253 whether operands 0 and 1 overlaps.
19255 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19257 PR middle-end/36902
19258 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19259 pointer. Use warning_at instead of warning.
19260 (search_for_addr_array): Likewise.
19261 (check_array_bounds): Likewise.
19262 (check_all_array_refs): Check that the incoming edge is not in the
19263 list of edges to be removed.
19264 (check_all_array_refs): Avoid the temporal pointer.
19265 (vrp_visit_cond_stmt): Fix typo.
19266 (simplify_switch_using_ranges): Handle the case where the switch
19267 index is an integer constant.
19269 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19271 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19273 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19275 * doc/extend.texi, doc/invoke.texi: Fix typos.
19277 2009-04-17 Cary Coutant <ccoutant@google.com>
19279 * tree-flow-inline.h (get_lineno): Fix inverted test.
19281 2009-04-17 Diego Novillo <dnovillo@google.com>
19283 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19284 assertion for AVAIL_OUT.
19286 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19289 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19290 * config/sh/linux-atomic.asm: Likewise.
19292 2009-04-17 Diego Novillo <dnovillo@google.com>
19294 * except.c (debug_eh_tree): New.
19295 (struct eh_region, struct eh_status): Move ...
19296 * except.h: ... here.
19297 (add_type_for_runtime): Declare extern.
19298 (lookup_type_for_runtime): Likewise.
19299 (debug_eh_tree): Declare.
19300 * Makefile.in (GTFILES): List except.h before except.c
19302 2009-04-17 Diego Novillo <dnovillo@google.com>
19304 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19305 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19306 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19307 (find_vars_r): ... here.
19308 * tree-flow.h (find_referenced_vars_in): Declare.
19309 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19310 that AVAIL_OUT exists for BLOCK.
19311 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19312 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19313 (tree-parloops.o): Likewise.
19315 2009-04-17 Simon Baldwin <simonb@google.com>
19317 * toplev.c (default_tree_printer): Add handling for %E format.
19319 2009-04-17 Diego Novillo <dnovillo@google.com>
19321 * tree-pretty-print.c (dump_generic_node): Add break after
19322 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19323 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19324 FUNCTION_TYPE together. Call print_struct_decl when printing
19325 structures and TDF_SLIM is not given.
19326 (print_struct_decl): Fix logic for detecting recursion.
19328 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19331 * gcc.c (create_at_file): New.
19332 (compile_input_file_p): New.
19333 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19334 * main.c (main): Update call to toplev_main.
19335 * toplev.c (toplev_main): Change signature. Call expandargv.
19336 * toplev.h (toplev_main): Change signature.
19338 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19340 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19341 if the latter is not constant.
19343 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19345 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19347 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19349 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19350 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19352 2009-04-17 Richard Guenther <rguenther@suse.de>
19354 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19355 Handle component references view-converting an invariant address.
19357 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19359 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19360 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19361 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19362 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19363 Use @deftypevr rather than @deftypevar.
19365 2009-04-17 Richard Guenther <rguenther@suse.de>
19367 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19368 (get_prop_source_stmt): Likewise.
19369 (can_propagate_from): Likewise.
19371 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19373 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19374 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19375 (--with-multilib-list): Add default value.
19376 * configure: Regenerate.
19377 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19378 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19379 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19380 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19381 Don't add default cpu to multilib list unnecessarily, but do enable
19382 the relevant compiler option..
19383 Add support for --with-multilib-list=<blank> and
19384 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19385 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19386 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19387 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19388 TM_MULTILIB_CONFIG.
19389 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19390 (MULTILIB_OSDIRNAMES): New variable.
19391 * config/sh/t-1e: Delete file.
19392 * config/sh/t-mlib-sh1: Delete file.
19393 * config/sh/t-mlib-sh2: Delete file.
19394 * config/sh/t-mlib-sh2a: Delete file.
19395 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19396 * config/sh/t-mlib-sh2a-single: Delete file.
19397 * config/sh/t-mlib-sh2a-single-only: Delete file.
19398 * config/sh/t-mlib-sh2e: Delete file.
19399 * config/sh/t-mlib-sh3e: Delete file.
19400 * config/sh/t-mlib-sh4: Delete file.
19401 * config/sh/t-mlib-sh4-nofpu: Delete file.
19402 * config/sh/t-mlib-sh4-single: Delete file.
19403 * config/sh/t-mlib-sh4-single-only: Delete file.
19404 * config/sh/t-mlib-sh4a: Delete file.
19405 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19406 * config/sh/t-mlib-sh4a-single: Delete file.
19407 * config/sh/t-mlib-sh4a-single-only: Delete file.
19408 * config/sh/t-mlib-sh4al: Delete file.
19409 * config/sh/t-mlib-sh5-32media: Delete file.
19410 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19411 * config/sh/t-mlib-sh5-64media: Delete file.
19412 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19413 * config/sh/t-mlib-sh5-compact: Delete file.
19414 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19415 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19416 * doc/install.texi (Options specification): Add
19417 --with-multilib-list and --with-endian.
19419 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19421 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19423 (OBJS-common): Add plugin-version.o.
19424 (plugin-version.o): New.
19425 * gcc-plugin.h (plugin_gcc_version): New.
19426 (plugin_default_version_check): New.
19427 (plugin_init_func, plugin_init): Add version argument.
19428 * plugin-version.c: New.
19429 * plugin.c (str_plugin_gcc_version_name): New.
19430 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19431 pass it to the init function.
19432 (plugin_default_version_check): New.
19434 2009-04-17 Richard Guenther <rguenther@suse.de>
19436 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19437 for decl-vs-decl disambiguation.
19439 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19441 * config/s390/s390.h (s390_tune_attr): New macro definition.
19442 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19444 2009-04-17 Richard Guenther <rguenther@suse.de>
19446 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19447 (fold_stmt_r): Likewise.
19448 (maybe_fold_reference): New function.
19449 (fold_gimple_assign): Handle cases fold_stmt_r did.
19450 (fold_stmt): Do not use fold_stmt_r.
19451 (fold_stmt_inplace): Likewise.
19453 2009-04-17 Richard Guenther <rguenther@suse.de>
19455 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19456 (record_equivalences_from_stmt): Remove useless checks and
19458 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19459 the type is already suitable.
19461 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19463 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19465 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19467 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19468 (CMPtype): Define as __gcc_CMPtype.
19470 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19472 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19473 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19475 2009-04-17 Richard Guenther <rguenther@suse.de>
19477 PR tree-optimization/39746
19478 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19479 special-casing for builtins and static variable use/def.
19480 (call_may_clobber_ref_p_1): Likewise.
19482 2009-04-16 Ian Lance Taylor <iant@google.com>
19484 * df.h: Include "timevar.h".
19485 (struct df_problem): Change tv_id field to timevar_id_t.
19486 * tree-pass.h: Include "timevar.h".
19487 (struct opt_pass): Change tv_id field to timevar_id_t.
19488 * timevar.h (timevar_id_t): Define TV_NONE.
19489 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19490 TV_NONE rather than tv_id != 0.
19491 (execute_one_pass): Likewise.
19492 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19493 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19494 dependencies to $(TREE_PASS_H).
19495 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19497 (pass_branch_target_load_optimize2): Likewise.
19498 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19499 (pass_outof_cfg_layout_mode): Likewise.
19500 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19501 (pass_rebuild_cgraph_edges): Likewise.
19502 (pass_remove_cgraph_callee_edges): Likewise.
19503 * df-core.c (pass_df_initialize_opt): Likewise.
19504 (pass_df_initialize_no_opt): Likewise.
19505 (pass_df_finish): Likewise.
19506 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19507 * except.c (pass_set_nothrow_function_flags): Likewise.
19508 (pass_convert_to_eh_region_ranges): Likewise.
19509 * final.c (pass_compute_alignments): Likewise.
19510 * function.c (pass_instantiate_virtual_regs): Likewise.
19511 (pass_init_function): Likewise.
19512 (pass_leaf_regs): Likewise.
19513 (pass_match_asm_constraints): Likewise.
19514 * gimple-low.c (pass_lower_cf): Likewise.
19515 (pass_mark_used_blocks): Likewise.
19516 * init-regs.c (pass_initialize_regs): Likewise.
19517 * integrate.c (pass_initial_value_sets): Likewise.
19518 * ira.c (pass_ira): Likewise.
19519 * jump.c (pass_cleanup_barriers): Likewise.
19520 * omp-low.c (pass_expand_omp): Likewise.
19521 (pass_lower_omp): Likewise.
19522 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19523 * recog.c (pass_split_all_insns): Likewise.
19524 (pass_split_after_reload): Likewise.
19525 (pass_split_before_regstack): Likewise.
19526 (pass_split_before_sched2): Likewise.
19527 (pass_split_for_shorten_branches): Likewise.
19528 * reginfo.c (pass_reginfo_init): Likewise.
19529 (pass_subregs_of_mode_init): Likewise.
19530 (pass_subregs_of_mode_finish): Likewise.
19531 * passes.c (pass_postreload): Likewise.
19532 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19533 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19534 (pass_warn_function_return): Likewise.
19535 (pass_warn_function_noreturn): Likewise.
19536 * tree-complex.c (pass_lower_complex): Likewise.
19537 (pass_lower_complex_O0): Likewise.
19538 * tree-if-conv.c (pass_if_conversion): Likewise.
19539 * tree-into-ssa.c (pass_build_ssa): Likewise.
19540 * tree-mudflap.c (pass_mudflap_1): Likewise.
19541 (pass_mudflap_2): Likewise.
19542 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19543 (pass_mudflap_2): Likewise.
19544 * tree-nrv.c (pass_return_slot): Likewise.
19545 * tree-object-size.c (pass_object_sizes): Likewise.
19546 * tree-optimize.c (pass_all_optimizations): Likewise.
19547 (pass_early_local_passes): Likewise.
19548 (pass_all_early_optimizations): Likewise.
19549 (pass_cleanup_cfg): Likewise.
19550 (pass_cleanup_cfg_post_optimizing): Likewise.
19551 (pass_free_datastructures): Likewise.
19552 (pass_free_cfg_annotations): Likewise.
19553 (pass_fixup_cfg): Likewise.
19554 (pass_init_datastructures): Likewise.
19555 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19556 (pass_late_warn_uninitialized): Likewise.
19557 (pass_update_address_taken): Likewise.
19558 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19559 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19560 (pass_cse_sincos): Likewise.
19561 (pass_convert_to_rsqrt): Likewise.
19562 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19563 * tree-stdarg.c (pass_stdarg): Likewise.
19564 * tree-tailcall.c (pass_tail_recursion): Likewise.
19565 (pass_tail_calls): Likewise.
19566 * tree-vect-generic.c (pass_lower_vector): Likewise.
19567 (pass_lower_vector_ssa): Likewise.
19568 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19570 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19572 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19574 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19576 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19577 logical and signext.
19579 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19582 * config/sh/predicates.md (arith_operand): Check if the operand
19583 of TRUNCATE is a REG.
19585 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19587 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19588 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19590 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19592 * tree-iterator.c (tsi_split_statement_list_after,
19593 tsi_split_statement_list_before): Remove.
19594 * tree-iterator.h: Remove the prototypes for
19595 tsi_split_statement_list_after and tsi_split_statement_list_before.
19597 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19599 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19600 * tree-ssa-propagate.h: Remove the prototype for
19601 stmt_makes_single_load.
19603 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19605 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19606 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19608 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19610 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19612 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19614 * except.c (eh_region_outer_p): Remove.
19615 * except.h: Remove the prototype for eh_region_outer_p.
19617 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19619 * function.c (current_function_assembler_name): Remove.
19620 * function.h: Remove the prototype for
19621 current_function_assembler_name.
19623 2009-04-16 Ian Lance Taylor <iant@google.com>
19625 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19626 (add_reg_note): Call alloc_reg_note.
19627 * rtl.h (alloc_reg_note): Declare.
19628 * combine.c (try_combine): Use alloc_reg_note.
19629 (recog_for_combine, move_deaths): Likewise.
19630 (distribute_notes): Use alloc_reg_note and add_reg_note.
19631 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19632 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19633 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19635 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19637 PR rtl-optimization/39762
19638 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19639 ira_may_move_out_cost): Add comments about way of their usage.
19640 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19642 * ira-conflicts.c (process_regs_for_copy): Use function
19643 ira_get_register_move_cost instead of global
19644 ira_register_move_cost.
19646 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19647 color_pass, move_spill_restore, update_curr_costs): Ditto.
19649 * ira-lives.c (process_single_reg_class_operands): Ditto.
19651 * ira-emit.c (emit_move_list): Ditto.
19653 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19654 (record_reg_classes): Ditto. Use functions
19655 ira_get_register_move_cost and ira_get_may_move_cost instead of
19656 global vars ira_register_move_cost, ira_may_move_out_cost and
19657 ira_may_move_in_cost.
19658 (record_address_regs): Don't call ira_init_register_move_cost.
19659 Use function ira_get_may_move_cost instead of global
19660 ira_may_move_in_cost.
19661 (process_bb_node_for_hard_reg_moves): Use function
19662 ira_get_register_move_cost instead of global ira_register_move_cost.
19663 (ira_costs): Don't call ira_init_register_move_cost.
19665 2009-04-16 Richard Guenther <rguenther@suse.de>
19667 * tree-cfg.c (verify_gimple_assign_binary):
19668 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19669 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19670 (create_general_new_stmt): Note that this function is broken.
19672 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19674 * common.opt (fhelp): Add Var(help_flag).
19675 * gcc-plugin.h (plugin_info): Add help.
19676 * plugin.c (plugin_name_args): Add help.
19677 (register_plugin_info): Set plugin->help.
19678 (print_help_one_plugin): New.
19679 (print_plugins_help): New.
19680 * plugin.h (print_plugins_help): New.
19681 * toplev.c (toplev_main): Call print_plugins_help if needed.
19683 2009-04-16 Richard Guenther <rguenther@suse.de>
19685 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19686 (gimple_ior_addresses_taken_1): New function.
19687 (gimple_ior_addresses_taken): Likewise.
19688 * gimple.h (struct gimple_statement_with_ops_base): Remove
19689 addresses_taken member.
19690 (gimple_ior_addresses_taken): Declare.
19691 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19692 gimple_set_addresses_taken): Remove.
19693 * ipa-reference.c (mark_address): New function.
19694 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19695 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19696 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19697 (gimple_add_to_addresses_taken): Remove.
19698 (get_tmr_operands): Call mark_address_taken.
19699 (get_asm_expr_operands): Likewise.
19700 (get_expr_operands): Likewise.
19701 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19702 (free_stmt_operands): Do not free it.
19703 * tree-ssa.c (delete_tree_ssa): Likewise.
19704 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19706 2009-04-16 Richard Guenther <rguenther@suse.de>
19708 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19709 (walk_stmt_load_store_ops): Likewise.
19710 * gimple.c (get_base_loadstore): New function.
19711 (walk_stmt_load_store_addr_ops): Likewise.
19712 (walk_stmt_load_store_ops): Likewise.
19713 * ipa-pure-const.c (check_op): Simplify.
19714 (check_load, check_store): New functions.
19715 (check_stmt): Use walk_stmt_load_store_ops.
19716 * ipa-reference.c (mark_load): Adjust signature.
19717 (mark_store): Likewise.
19718 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19720 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19722 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19723 (plugin_info): New.
19724 * opts.c (common_handle_option): Don't call print_version.
19725 * plugin.c (plugin_name_args): Add version.
19726 (register_plugin_info): New.
19727 (register_callback): Handle PLUGIN_INFO.
19728 (try_init_one_plugin): New.
19729 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19731 (finalize_one_plugin): New.
19732 (finalize_plugins): New.
19733 (print_one_plugin): New.
19734 (print_plugins_versions): New.
19735 * plugin.h (print_plugins_versions): New.
19736 (finalize_plugins): New.
19737 * toplev.c (compile_file): Don't call initialize_plugins.
19738 (print_version): Call print_plugins_versions.
19739 (toplev_main): Call initialize_plugins. Print version if needed.
19740 Call finalize_plugins.
19742 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19744 * common.opt (fversion): New.
19745 * gcc.c (print_version): New.
19746 (process_command): Don't print the version. Just set print_version.
19747 (main): Print version. Call subprocesses if print_version and
19748 verbose_flag are set.
19749 * opts.c (common_handle_option): Handle OPT_fversion.
19751 2009-04-16 Richard Guenther <rguenther@suse.de>
19752 Ira Rosen <irar@il.ibm.com>
19754 PR tree-optimization/39698
19755 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19756 type of the reduction variable. Only generate the def if
19759 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19760 make sure to first convert to an integer of the same precision.
19761 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19762 the type of the evolution correctly in computing the new
19763 induction variable base.
19765 2009-04-16 Richard Guenther <rguenther@suse.de>
19767 PR middle-end/39625
19768 * tree-cfg.c (make_blocks): Split statements with to-be
19769 abnormal SSA names on the lhs.
19771 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19773 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19774 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19775 * c-typeck.c (really_start_incremental_init): Likewise.
19776 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19777 (TARGET_INITIALIZER): Remove it.
19778 * target.h (struct target): Remove vector_opaque_p.
19779 * tree.c (build_opaque_vector_type): New.
19780 * tree.h (TYPE_VECTOR_OPAQUE): New.
19781 (build_opaque_vector_type): Declare.
19782 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19783 * config/rs6000/rs6000.c (build_opaque_vector_type,
19784 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19785 (rs6000_init_builtins): Use build_opaque_vector_type for
19786 opaque_V4SI_type_node.
19788 2009-04-15 Catherine Moore <clm@codesourcery.com>
19790 * debug.h (set_name): Declare.
19791 * dwarf2out.c (dwarf2out_set_name): Declare.
19792 (dwarf2_debug_hooks): Add set_name.
19793 (find_AT_string): New.
19794 (add_AT_string): Call find_AT_string.
19795 (dwarf2out_set_name): New.
19796 * cp/decl.c (grokdeclarator): Call set_name.
19797 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19798 * debug.c (do_nothing_debug_hooks): Likewise.
19799 * dbxout.c (dbx_debug_hooks): Likewise.
19800 * sdbout.c (sdb_debug_hooks): Likewise.
19802 2009-04-15 Michael Eager <eager@eagercon.com>
19804 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19805 reg for single-precision FPU.
19806 * config/rs6000/rs6000.md (movsi_internal1): Only for
19807 !TARGET_SINGLE_FPU.
19808 (movsi_internal1_single): New. Add pattern to move SI values to/from
19809 single-precision FP regs.
19811 2009-04-15 Richard Guenther <rguenther@suse.de>
19813 * omp-low.c (lower_rec_input_clauses): Build correct address
19815 (expand_omp_for_generic): Fix multiplication type.
19816 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19817 (generate_memset_zero): Fix types.
19818 * tree-profile.c (prepare_instrumented_value): Correctly
19821 2009-04-15 Ian Lance Taylor <iant@google.com>
19823 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19824 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19825 for -Wall and for -Wc++-compat.
19826 (c_common_post_options): For C++, set warn_enum_compare if not
19828 * c-tree.h (struct c_expr): Add field original_type.
19829 (build_external_ref): Update declaration.
19830 * c-parser.c (c_parser_braced_init): Set original_type.
19831 (c_parser_initelt): Likewise.
19832 (c_parser_expr_no_commas): Likewise.
19833 (c_parser_conditional_expression): Likewise.
19834 (c_parser_cast_expression): Likewise.
19835 (c_parser_unary_expression): Likewise. Pull setting of
19836 original_code to top of function.
19837 (c_parser_sizeof_expression): Set original_type.
19838 (c_parser_alignof_expression): Likewise.
19839 (c_parser_postfix_expression): Likewise. Pull setting of
19840 original_code to top of function.
19841 (c_parser_postfix_expression_after_paren_type): Set original_type.
19842 (c_parser_postfix_expression_after_primary): Likewise.
19843 (c_parser_expression): Likewise.
19844 * c-typeck.c (build_external_ref): Add type parameter. Change all
19846 (c_expr_sizeof_expr): Set original_type field.
19847 (parser_build_unary_op): Likewise.
19848 (parser_build_binary_op): Likewise. Optionally warn about
19849 comparisons of enums of different types.
19850 (digest_init): Set original_type field.
19851 (really_start_incremental_init): Likewise.
19852 (push_init_level, pop_init_level): Likewise.
19853 * doc/invoke.texi (Warning Options): -Wenum-compare now
19856 2009-04-15 Richard Guenther <rguenther@suse.de>
19858 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19859 out a necessary conversion.
19860 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19861 names we didn't value number.
19862 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19864 2009-04-15 Richard Guenther <rguenther@suse.de>
19866 PR tree-optimization/39764
19867 * tree-ssa-ccp.c (get_value): Canonicalize value with
19868 canonicalize_float_value.
19870 2009-04-15 Jan Hubicka <jh@suse.cz>
19872 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19873 Wrong version of patch.
19875 2009-04-15 Jan Hubicka <jh@suse.cz>
19877 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19879 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19881 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19882 our distinct integral and vector types.
19884 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19886 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19887 * init.c (build_vtbl_address): Remove call to assemble_external.
19889 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19891 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19892 output for other floating point modes.
19894 2009-04-14 Diego Novillo <dnovillo@google.com>
19896 * diagnostic.c (diagnostic_report_diagnostic): Do not
19897 warn about loaded plugins for DK_ERROR and DK_WARNING.
19898 * c-decl.c (declspecs_add_type): Move call to
19899 invoke_plugin_callbacks ...
19900 * c-parser.c (c_parser_declspecs): ... here.
19901 * plugin.c (dump_active_plugins): Tidy output.
19903 2009-04-14 Diego Novillo <dnovillo@google.com>
19904 Le-Chun Wu <lcwu@google.com>
19906 * configure.ac: Add --enable-plugin support.
19907 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19908 * Makefile.in (PLUGIN_H): Define.
19909 Export ENABLE_PLUGIN and GMPINC to site.exp.
19910 Add PLUGINLIBS to link command.
19911 Add/modify dependencies for plugin.o and files including plugin.h.
19913 * config.in: Regenerate.
19915 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19918 2009-04-14 Le-Chun Wu <lcwu@google.com>
19920 * tree-pass.h (register_one_dump_file): Add a prototype for
19921 register_one_dump_file.
19922 * toplev.c (compile_file): Call initialize_plugins.
19923 (do_compile): Call invoke_plugin_callbacks.
19924 (toplev_main): Call invoke_plugin_callbacks.
19925 * common.opt: Add -fplugin= and -fplugin-arg-.
19926 * gcc-plugin.h: New public header file for plugins to include.
19927 * plugin.c: New source file.
19928 * plugin.h: New internal header file.
19929 * passes.c (register_one_dump_file): Make it external.
19931 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19933 2009-04-14 Diego Novillo <dnovillo@google.com>
19935 * doc/plugins.texi: New.
19936 * doc/gccint.texi: Add reference to Plugins chapter.
19937 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19938 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19939 loaded plugins, if any.
19940 * timevar.def (TV_PLUGIN_INIT): Define.
19941 (TV_PLUGIN_RUN): Define.
19942 * plugin.c: Include timevar.h
19943 (plugins_active_p): New.
19944 (dump_active_plugins): New.
19945 (debug_active_plugins): New.
19947 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19949 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19951 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19953 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19955 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19956 the same as a minus without a shift.
19958 2009-04-14 Nick Clifton <nickc@redhat.com>
19960 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19961 comparisons with small integers will always produce a short
19964 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19967 2008-12-19 Diego Novillo <dnovillo@google.com>
19969 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19971 2009-04-14 Richard Guenther <rguenther@suse.de>
19973 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19975 (verify_gimple_assign_binary): Likewise. Handle shifts and
19977 (verify_gimple_phi): Print the mismatched argument position.
19978 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19980 (vect_update_init_of_dr): Likewise.
19981 * matrix-reorg.c (transform_access_sites): Do what the
19983 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19985 2009-04-13 Michael Eager <eager@eagercon.com>
19987 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19988 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19989 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19990 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19991 remove duplicate config
19993 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19995 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19996 file_name:line_number type locator of the call site.
19998 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
20000 * genautomata.c: Put blank after comma.
20001 (automaton_decls): New.
20002 (struct unit_usage): Add comments to member next.
20003 (store_alt_unit_usage): Keep the list ordered.
20004 (unit_present_on_list_p, equal_alternatives_p): New.
20005 (check_regexp_units_distribution): Check units distribution
20006 correctness correctly.
20007 (main): Don't write automata if error is found. Return correct
20010 * config/m68k/cf.md (cfv4_ds): Remove.
20011 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
20012 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
20014 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
20015 power4-load-ext, power4-store, power4-store-update,
20016 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
20017 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
20018 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
20019 power4-sqrt, power4-isync): Modify reservation to make correct
20020 unit distribution to automata.
20022 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
20023 power5-store-update, power5-two, power5-three, power5-lmul,
20024 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
20026 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
20028 * except.c (pass_set_nothrow_function_flags): Set name and add
20030 (set_nothrow_function_flags): Mention in the dump file when
20031 changing a function to nothrow.
20033 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
20036 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
20037 instead of unsigned long.
20039 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20041 * config/arm/arm.c (return_used_this_function): Remove.
20042 (arm_output_function_prologue): Remove use of
20043 return_used_this_function.
20044 (output_return_instruction): Replace use of
20045 return_used_this_function
20046 by cfun->machine->return_used_this_function.
20047 (arm_output_epilogue): Likewise.
20048 (arm_output_function_epilogue): Likewise.
20049 (thumb_unexpanded_epilogue): Likewise.
20050 * config/arm/arm.h (struct machine_function):
20051 New member return_used_this_function.
20053 2009-04-12 Mark Mitchell <mark@codesourcery.com>
20055 * doc/install.texi: Correct description of default directory for
20056 --with-gxx-include-dir.
20058 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
20060 * fold-const.c (build_range_check): Properly deal with enumeral and
20061 boolean base types.
20063 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
20065 * doc/invoke.texi (max_gcse_passes): Remove documentation.
20066 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
20067 * params.h (MAX_GCSE_PASSES): Remove.
20068 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
20069 in sequence. Remove ability to run multiple passes.
20070 (bypass_jumps): Report run as third CPROP pass.
20072 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
20074 PR middle-end/39651
20075 * except.c (can_throw_external): Look at each insn in a SEQUENCE
20076 when deciding whether the whole SEQUENCE can throw.
20078 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
20081 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
20082 offseted label references.
20084 2009-04-11 Jan Hubicka <jh@suse.cz>
20086 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
20088 2009-04-11 Richard Guenther <rguenther@suse.de>
20090 PR middle-end/39732
20091 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
20092 return variables as TREE_ADDRESSABLE.
20094 2009-04-11 Richard Guenther <rguenther@suse.de>
20096 PR tree-optimization/39713
20097 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
20098 reference trees have SSA_NAME operands.
20100 2009-04-11 Richard Guenther <rguenther@suse.de>
20103 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
20104 address expressions.
20106 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
20108 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
20109 match changes in Cygwin 1.7
20110 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
20111 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
20113 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20115 PR tree-optimization/39701
20116 * doc/invoke.texi (Optimization Options): Document change in
20117 meaning and initialization of -fdelete-null-pointer-checks.
20119 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20121 PR middle-end/39701
20122 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
20124 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
20127 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
20129 2009-04-10 Chao-ying Fu <fu@mips.com>
20131 * doc/tm.texi (Instruction Output): Document
20132 TARGET_ASM_FINAL_POSTSCAN_INSN.
20133 * target.h (final_postscan_insn): New field in asm_out.
20134 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20135 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
20136 * final.c (final_scan_insn): Call
20137 targetm.asm_out.final_postscan_insn after outputting
20138 an asm macro and a normal instruction.
20140 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
20141 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
20142 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
20143 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
20144 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20146 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20148 PR middle-end/39701
20149 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
20150 variables as non-NULL even with -fdelete-null-pointer-checks.
20152 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20154 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
20156 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
20159 * config/i386/i386.c (classify_argument): Handle SCmode with
20160 (bit_offset % 64) != 0.
20162 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
20164 * doc/invoke.texi (Optimize Options): Add cross-reference to
20165 -Q --help=optimizers examples.
20167 2009-04-10 Ben Elliston <bje@au.ibm.com>
20170 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
20171 regalign for the reg == fpr and TDmode case.
20173 2009-04-09 David Ayers <ayers@fsfe.org>
20176 * objc/objc-act.c (warn_with_method): Remove helper function.
20177 (check_duplicates): Call warning and inform directly.
20178 (really_start_method): Likewise.
20180 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20182 * expmed.c (expand_divmod): Always use a comparison for a division
20183 by a large unsigned integer.
20185 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
20186 for things others than variables or functions as nonzero.
20188 2009-04-09 Nick Clifton <nickc@redhat.com>
20190 * unwind-compat.c: Change copyright header to refer to version
20191 3 of the GNU General Public License with version 3.1 of the
20192 GCC Runtime Library Exception and to point readers at the
20193 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
20194 * config/alpha/crtfastmath.c: Likewise.
20195 * config/alpha/linux-unwind.h: Likewise.
20196 * config/alpha/qrnnd.asm: Likewise.
20197 * config/alpha/vms-crt0-64.c: Likewise.
20198 * config/alpha/vms-crt0.c: Likewise.
20199 * config/alpha/vms-dwarf2.asm: Likewise.
20200 * config/alpha/vms-dwarf2eh.asm: Likewise.
20201 * config/alpha/vms-psxcrt0-64.c: Likewise.
20202 * config/alpha/vms-psxcrt0.c: Likewise.
20203 * config/alpha/vms_tramp.asm: Likewise.
20204 * config/arc/initfini.c: Likewise.
20205 * config/arc/lib1funcs.asm: Likewise.
20206 * config/arm/bpabi-v6m.S: Likewise.
20207 * config/arm/bpabi.S: Likewise.
20208 * config/arm/bpabi.c: Likewise.
20209 * config/arm/crti.asm: Likewise.
20210 * config/arm/crtn.asm: Likewise.
20211 * config/arm/ieee754-df.S: Likewise.
20212 * config/arm/ieee754-sf.S: Likewise.
20213 * config/arm/lib1funcs.asm: Likewise.
20214 * config/arm/libunwind.S: Likewise.
20215 * config/arm/linux-atomic.c: Likewise.
20216 * config/arm/mmintrin.h: Likewise.
20217 * config/arm/pr-support.c: Likewise.
20218 * config/arm/unaligned-funcs.c: Likewise.
20219 * config/arm/unwind-arm.c: Likewise.
20220 * config/arm/unwind-arm.h: Likewise.
20221 * config/avr/libgcc.S: Likewise.
20222 * config/bfin/crti.s: Likewise.
20223 * config/bfin/crtlibid.s: Likewise.
20224 * config/bfin/crtn.s: Likewise.
20225 * config/bfin/lib1funcs.asm: Likewise.
20226 * config/bfin/linux-unwind.h: Likewise.
20227 * config/cris/arit.c: Likewise.
20228 * config/cris/cris_abi_symbol.c: Likewise.
20229 * config/darwin-64.c: Likewise.
20230 * config/darwin-crt2.c: Likewise.
20231 * config/darwin-crt3.c: Likewise.
20232 * config/darwin.h: Likewise.
20233 * config/dbxelf.h: Likewise.
20234 * config/dfp-bit.c: Likewise.
20235 * config/dfp-bit.h: Likewise.
20236 * config/elfos.h: Likewise.
20237 * config/fixed-bit.c: Likewise.
20238 * config/fixed-bit.h: Likewise.
20239 * config/fp-bit.c: Likewise.
20240 * config/fp-bit.h: Likewise.
20241 * config/fr30/crti.asm: Likewise.
20242 * config/fr30/crtn.asm: Likewise.
20243 * config/fr30/lib1funcs.asm: Likewise.
20244 * config/freebsd-spec.h: Likewise.
20245 * config/frv/cmovd.c: Likewise.
20246 * config/frv/cmovh.c: Likewise.
20247 * config/frv/cmovw.c: Likewise.
20248 * config/frv/frvbegin.c: Likewise.
20249 * config/frv/frvend.c: Likewise.
20250 * config/frv/lib1funcs.asm: Likewise.
20251 * config/glibc-stdint.h: Likewise.
20252 * config/h8300/clzhi2.c: Likewise.
20253 * config/h8300/crti.asm: Likewise.
20254 * config/h8300/crtn.asm: Likewise.
20255 * config/h8300/ctzhi2.c: Likewise.
20256 * config/h8300/fixunssfsi.c: Likewise.
20257 * config/h8300/lib1funcs.asm: Likewise.
20258 * config/h8300/parityhi2.c: Likewise.
20259 * config/h8300/popcounthi2.c: Likewise.
20260 * config/i386/ammintrin.h: Likewise.
20261 * config/i386/att.h: Likewise.
20262 * config/i386/avxintrin.h: Likewise.
20263 * config/i386/biarch64.h: Likewise.
20264 * config/i386/bmmintrin.h: Likewise.
20265 * config/i386/cpuid.h: Likewise.
20266 * config/i386/cross-stdarg.h: Likewise.
20267 * config/i386/crtfastmath.c: Likewise.
20268 * config/i386/crtprec.c: Likewise.
20269 * config/i386/cygming-crtbegin.c: Likewise.
20270 * config/i386/cygming-crtend.c: Likewise.
20271 * config/i386/cygwin.asm: Likewise.
20272 * config/i386/emmintrin.h: Likewise.
20273 * config/i386/gmm_malloc.h: Likewise.
20274 * config/i386/gthr-win32.c: Likewise.
20275 * config/i386/i386.h: Likewise.
20276 * config/i386/immintrin.h: Likewise.
20277 * config/i386/linux-unwind.h: Likewise.
20278 * config/i386/linux64.h: Likewise.
20279 * config/i386/mm3dnow.h: Likewise.
20280 * config/i386/mmintrin-common.h: Likewise.
20281 * config/i386/mmintrin.h: Likewise.
20282 * config/i386/nmmintrin.h: Likewise.
20283 * config/i386/pmm_malloc.h: Likewise.
20284 * config/i386/pmmintrin.h: Likewise.
20285 * config/i386/smmintrin.h: Likewise.
20286 * config/i386/sol2-c1.asm: Likewise.
20287 * config/i386/sol2-ci.asm: Likewise.
20288 * config/i386/sol2-cn.asm: Likewise.
20289 * config/i386/sol2-gc1.asm: Likewise.
20290 * config/i386/tmmintrin.h: Likewise.
20291 * config/i386/unix.h: Likewise.
20292 * config/i386/w32-unwind.h: Likewise.
20293 * config/i386/wmmintrin.h: Likewise.
20294 * config/i386/x86-64.h: Likewise.
20295 * config/i386/x86intrin.h: Likewise.
20296 * config/i386/xmmintrin.h: Likewise.
20297 * config/ia64/crtbegin.asm: Likewise.
20298 * config/ia64/crtend.asm: Likewise.
20299 * config/ia64/crtfastmath.c: Likewise.
20300 * config/ia64/crti.asm: Likewise.
20301 * config/ia64/crtn.asm: Likewise.
20302 * config/ia64/fde-glibc.c: Likewise.
20303 * config/ia64/lib1funcs.asm: Likewise.
20304 * config/ia64/linux-unwind.h: Likewise.
20305 * config/ia64/quadlib.c: Likewise.
20306 * config/ia64/unwind-ia64.c: Likewise.
20307 * config/linux.h: Likewise.
20308 * config/m32c/m32c-lib1.S: Likewise.
20309 * config/m32c/m32c-lib2-trapv.c: Likewise.
20310 * config/m32c/m32c-lib2.c: Likewise.
20311 * config/m32r/initfini.c: Likewise.
20312 * config/m68hc11/larith.asm: Likewise.
20313 * config/m68hc11/m68hc11-crt0.S: Likewise.
20314 * config/m68k/cf.md: Likewise.
20315 * config/m68k/crti.s: Likewise.
20316 * config/m68k/crtn.s: Likewise.
20317 * config/m68k/lb1sf68.asm: Likewise.
20318 * config/m68k/linux-unwind.h: Likewise.
20319 * config/mcore/crti.asm: Likewise.
20320 * config/mcore/crtn.asm: Likewise.
20321 * config/mcore/lib1.asm: Likewise.
20322 * config/mips/linux-unwind.h: Likewise.
20323 * config/mips/loongson.h: Likewise.
20324 * config/mips/mips16.S: Likewise.
20325 * config/mmix/crti.asm: Likewise.
20326 * config/mmix/crtn.asm: Likewise.
20327 * config/pa/fptr.c: Likewise.
20328 * config/pa/hpux-unwind.h: Likewise.
20329 * config/pa/lib2funcs.asm: Likewise.
20330 * config/pa/linux-atomic.c: Likewise.
20331 * config/pa/linux-unwind.h: Likewise.
20332 * config/pa/milli64.S: Likewise.
20333 * config/pa/quadlib.c: Likewise.
20334 * config/pa/stublib.c: Likewise.
20335 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20336 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20337 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20338 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20339 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20340 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20341 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20342 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20343 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20344 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20345 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20346 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20347 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20348 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20349 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20350 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20351 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20352 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20353 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20354 * config/rs6000/750cl.h: Likewise.
20355 * config/rs6000/altivec.h: Likewise.
20356 * config/rs6000/biarch64.h: Likewise.
20357 * config/rs6000/crtresfpr.asm: Likewise.
20358 * config/rs6000/crtresgpr.asm: Likewise.
20359 * config/rs6000/crtresxfpr.asm: Likewise.
20360 * config/rs6000/crtresxgpr.asm: Likewise.
20361 * config/rs6000/crtsavfpr.asm: Likewise.
20362 * config/rs6000/crtsavgpr.asm: Likewise.
20363 * config/rs6000/darwin-asm.h: Likewise.
20364 * config/rs6000/darwin-fallback.c: Likewise.
20365 * config/rs6000/darwin-fpsave.asm: Likewise.
20366 * config/rs6000/darwin-ldouble.c: Likewise.
20367 * config/rs6000/darwin-tramp.asm: Likewise.
20368 * config/rs6000/darwin-unwind.h: Likewise.
20369 * config/rs6000/darwin-vecsave.asm: Likewise.
20370 * config/rs6000/darwin-world.asm: Likewise.
20371 * config/rs6000/e500crtres32gpr.asm: Likewise.
20372 * config/rs6000/e500crtres64gpr.asm: Likewise.
20373 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20374 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20375 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20376 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20377 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20378 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20379 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20380 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20381 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20382 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20383 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20384 * config/rs6000/eabi-ci.asm: Likewise.
20385 * config/rs6000/eabi-cn.asm: Likewise.
20386 * config/rs6000/eabi.asm: Likewise.
20387 * config/rs6000/linux-unwind.h: Likewise.
20388 * config/rs6000/linux64.h: Likewise.
20389 * config/rs6000/paired.h: Likewise.
20390 * config/rs6000/paired.md: Likewise.
20391 * config/rs6000/ppc64-fp.c: Likewise.
20392 * config/rs6000/ppu_intrinsics.h: Likewise.
20393 * config/rs6000/rs6000.h: Likewise.
20394 * config/rs6000/si2vmx.h: Likewise.
20395 * config/rs6000/sol-ci.asm: Likewise.
20396 * config/rs6000/sol-cn.asm: Likewise.
20397 * config/rs6000/spe.h: Likewise.
20398 * config/rs6000/spu2vmx.h: Likewise.
20399 * config/rs6000/sysv4.h: Likewise.
20400 * config/rs6000/tramp.asm: Likewise.
20401 * config/rs6000/vec_types.h: Likewise.
20402 * config/s390/linux-unwind.h: Likewise.
20403 * config/s390/tpf-unwind.h: Likewise.
20404 * config/score/crti.asm: Likewise.
20405 * config/score/crtn.asm: Likewise.
20406 * config/sh/crt1.asm: Likewise.
20407 * config/sh/crti.asm: Likewise.
20408 * config/sh/crtn.asm: Likewise.
20409 * config/sh/divtab-sh4-300.c: Likewise.
20410 * config/sh/divtab-sh4.c: Likewise.
20411 * config/sh/divtab.c: Likewise.
20412 * config/sh/lib1funcs-4-300.asm: Likewise.
20413 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20414 * config/sh/lib1funcs.asm: Likewise.
20415 * config/sh/lib1funcs.h: Likewise.
20416 * config/sh/linux-atomic.asm: Likewise.
20417 * config/sh/linux-unwind.h: Likewise.
20418 * config/sh/shmedia.h: Likewise.
20419 * config/sh/sshmedia.h: Likewise.
20420 * config/sh/ushmedia.h: Likewise.
20421 * config/sparc/crtfastmath.c: Likewise.
20422 * config/sparc/linux-unwind.h: Likewise.
20423 * config/sparc/sol2-c1.asm: Likewise.
20424 * config/sparc/sol2-ci.asm: Likewise.
20425 * config/sparc/sol2-cn.asm: Likewise.
20426 * config/spu/divmodti4.c: Likewise.
20427 * config/spu/divv2df3.c: Likewise.
20428 * config/spu/float_disf.c: Likewise.
20429 * config/spu/float_unsdidf.c: Likewise.
20430 * config/spu/float_unsdisf.c: Likewise.
20431 * config/spu/float_unssidf.c: Likewise.
20432 * config/spu/mfc_multi_tag_release.c: Likewise.
20433 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20434 * config/spu/mfc_tag_release.c: Likewise.
20435 * config/spu/mfc_tag_reserve.c: Likewise.
20436 * config/spu/mfc_tag_table.c: Likewise.
20437 * config/spu/multi3.c: Likewise.
20438 * config/spu/spu_internals.h: Likewise.
20439 * config/spu/spu_intrinsics.h: Likewise.
20440 * config/spu/spu_mfcio.h: Likewise.
20441 * config/spu/vec_types.h: Likewise.
20442 * config/spu/vmx2spu.h: Likewise.
20443 * config/stormy16/stormy16-lib2.c: Likewise.
20444 * config/svr4.h: Likewise.
20445 * config/sync.c: Likewise.
20446 * config/v850/lib1funcs.asm: Likewise.
20447 * config/vxlib-tls.c: Likewise.
20448 * config/vxlib.c: Likewise.
20449 * config/vxworks-dummy.h: Likewise.
20450 * config/xtensa/crti.asm: Likewise.
20451 * config/xtensa/crtn.asm: Likewise.
20452 * config/xtensa/ieee754-df.S: Likewise.
20453 * config/xtensa/ieee754-sf.S: Likewise.
20454 * config/xtensa/lib1funcs.asm: Likewise.
20455 * config/xtensa/lib2funcs.S: Likewise.
20456 * config/xtensa/linux-unwind.h: Likewise.
20457 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20458 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20459 * coretypes.h: Likewise.
20460 * crtstuff.c: Likewise.
20461 * defaults.h: Likewise.
20462 * dwarf2.h: Likewise.
20463 * emutls.c: Likewise.
20464 * gbl-ctors.h: Likewise.
20465 * gcov-io.h: Likewise.
20466 * ginclude/float.h: Likewise.
20467 * ginclude/iso646.h: Likewise.
20468 * ginclude/stdarg.h: Likewise.
20469 * ginclude/stdbool.h: Likewise.
20470 * ginclude/stddef.h: Likewise.
20471 * ginclude/stdfix.h: Likewise.
20472 * ginclude/stdint-gcc.h: Likewise.
20473 * ginclude/tgmath.h: Likewise.
20474 * gthr-aix.h: Likewise.
20475 * gthr-dce.h: Likewise.
20476 * gthr-gnat.c: Likewise.
20477 * gthr-gnat.h: Likewise.
20478 * gthr-lynx.h: Likewise.
20479 * gthr-mipssde.h: Likewise.
20480 * gthr-nks.h: Likewise.
20481 * gthr-posix.c: Likewise.
20482 * gthr-posix.h: Likewise.
20483 * gthr-posix95.h: Likewise.
20484 * gthr-rtems.h: Likewise.
20485 * gthr-single.h: Likewise.
20486 * gthr-solaris.h: Likewise.
20487 * gthr-tpf.h: Likewise.
20488 * gthr-vxworks.h: Likewise.
20489 * gthr-win32.h: Likewise.
20490 * gthr.h: Likewise.
20491 * libgcc2.c: Likewise.
20492 * libgcc2.h: Likewise.
20493 * libgcov.c: Likewise.
20494 * tsystem.h: Likewise.
20495 * typeclass.h: Likewise.
20496 * unwind-c.c: Likewise.
20497 * unwind-compat.h: Likewise.
20498 * unwind-dw2-fde-compat.c: Likewise.
20499 * unwind-dw2-fde-darwin.c: Likewise.
20500 * unwind-dw2-fde-glibc.c: Likewise.
20501 * unwind-dw2-fde.c: Likewise.
20502 * unwind-dw2-fde.h: Likewise.
20503 * unwind-dw2.c: Likewise.
20504 * unwind-dw2.h: Likewise.
20505 * unwind-generic.h: Likewise.
20506 * unwind-pe.h: Likewise.
20507 * unwind-sjlj.c: Likewise.
20508 * unwind.inc: Likewise.
20509 * config/arm/neon-gen.ml: Change generated copyright header to
20510 refer to version 3 of the GNU General Public License with
20511 version 3.1 of the GCC Runtime Library Exception and to point
20512 readers at the COPYING3 and COPYING3.RUNTIME files and the
20513 FSF's license web page.
20514 * config/arm/arm_neon.h: Regenerate.
20516 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20518 * config/cris/cris.md: Change copyright header to refer to version
20519 3 of the GNU General Public License.
20520 * doc/install.texi2html: Change copyright header to refer to version
20521 3 of the GNU General Public License and to point readers at the
20522 COPYING3 file and the FSF's license web page.
20523 * config/vax/linux.h: Likewise.
20525 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20527 * config/i386/i386.md (cmpcc): New.
20528 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20529 (sync_compare_and_swap_cc*): Delete.
20531 * config/s390/s390.c (s390_compare_emitted): Remove.
20532 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20533 s390_compare_emitted used to be handled. Assert that modes match.
20534 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20535 refer to sync_compare_and_swap_ccsi.
20536 * config/s390/s390.h (s390_compare_emitted): Remove.
20537 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20538 instead of s390_compare_emitted.
20539 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20540 instead of s390_compare_emitted.
20541 * config/s390/s390.md (cmpcc): New.
20542 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20543 CC_REGNUM, do not pretend it's set.
20544 (sync_compare_and_swap_cc*): Delete.
20545 * config/s390/predicates.md (cc_reg_operand): New.
20547 * expr.c (sync_compare_and_swap_cc): Delete.
20548 * optabs.h (sync_compare_and_swap_cc): Delete.
20549 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20550 is being used with can_compare_p.
20551 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20552 (find_cc_set): New.
20553 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20554 look for a MODE_CC set instead. Use emit_store_flag.
20555 (expand_compare_and_swap_loop): Likewise, with some additional
20556 complication to avoid a force_reg when useless. Use
20557 emit_cmp_and_jump_insns.
20558 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20559 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20560 sync_compare_and_swap documentation.
20562 2009-04-09 Jan Hubicka <jh@suse.cz>
20564 * except.c (find_prev_try): Break out from ....
20565 (duplicate_eh_regions): ... here; properly update prev_try pointers
20566 when duplication part of tree.
20567 (dump_eh_tree): Improve dumping.
20568 (verify_eh_region): New.
20569 (verify_eh_tree): Use it.
20571 2009-04-06 Richard Guenther <rguenther@suse.de>
20573 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20574 &ARRAY addresses by adjusting their types and prepending
20576 * tree-cfg.c (verify_gimple_assign_single): Verify that
20577 addresses are correct.
20579 2009-04-09 Richard Guenther <rguenther@suse.de>
20581 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20582 indices into an array reference if possible.
20583 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20584 Fold POINTER_PLUS_EXPR statements with invariant address.
20586 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20589 * config.gcc (powerpc64-*-linux*): Always build biarch.
20591 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20594 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20595 it and pedwarn if this results in an INTEGER_CST.
20597 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20599 * doc/install.texi: Update minimum GMP version. Remove obsolete
20600 text in MPFR section.
20602 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20604 * dwarf2out.c (class_scope_p): New static inline.
20605 (class_or_namespace_scope_p): Use it.
20606 (gen_variable_die): Use DW_TAG_member tag for static data member
20607 declarations instead of DW_TAG_variable.
20609 PR middle-end/39573
20610 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20613 2009-04-08 Richard Guenther <rguenther@suse.de>
20615 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20616 valueize random data.
20618 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20620 * config.gcc (aix tm_file): Add aix-stdint.h.
20621 (aix tm clause use_gcc_stdint): Set to wrap.
20622 * config/rs6000/aix-stdint.h: New file.
20624 2009-04-08 Richard Guenther <rguenther@suse.de>
20626 PR middle-end/36291
20627 * tree-dfa.c (add_referenced_var): Do not recurse into
20628 global initializers.
20629 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20631 (fold_const_aggregate_ref): Likewise.
20633 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20635 * recog.c (ordered_comparison_operator): New.
20636 * gensupport.c (std_preds): Add it.
20637 * doc/md.texi (Machine-Independent Predicates): Document it.
20639 2009-04-08 Jan Hubicka <jh@suse.cz>
20641 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20642 * function.h (rtl_eh): Remove exception_handler_label_map.
20643 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20644 remove_exception_handler_label, for_each_eh_label_1): Remove.
20645 (rtl_remove_unreachable_regions): Remove.
20646 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20647 (find_exception_handler_labels): Don't build the hashtable.
20648 (maybe_remove_eh_handler): Remove.
20649 (for_each_eh_label): Rewrite to walk the tree.
20650 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20651 * except.h (maybe_remove_eh_handler): Remove.
20652 * passes.c (init_optimization_passes): Schedule second EH cleanup
20654 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20655 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20657 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20659 * genoutput.c (validate_optab_operands): New.
20660 (gen_insn, gen_expand): Call it.
20662 * genflags.c (gen_insn): Detect misused iterators.
20663 (main): Pass line_no to gen_insn, exit with status 1 on error.
20665 * genextract.c (line_no): Make global.
20666 (VEC_safe_set_locstr): Change assertion to error message.
20667 (main): Exit with status 1 on error.
20669 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20673 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20674 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20675 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20676 * c-convert.c (convert): Do not call fold on results of conversion
20677 functions when the result is a C_MAYBE_CONST_EXPR.
20678 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20679 of __builtin_choose_expr.
20680 * c-typeck.c (remove_c_maybe_const_expr): New.
20681 (build_unary_op, build_conditional_expr, build_compound_expr,
20682 build_binary_op, c_objc_common_truthvalue_conversion): Call
20683 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20686 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20688 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20689 CODE to produce a new one. Add a prototype to use fold_convert_const
20691 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20694 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20695 mix declarations and code.
20697 2009-04-08 Ben Elliston <bje@au.ibm.com>
20699 * gcc.c: Replace `CC' with `GCC' throughout.
20701 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20703 * doc/invoke.texi: Document Atom support.
20705 2009-04-07 Jason Merrill <jason@redhat.com>
20708 * c-common.h, c-common.c: Add flag_pretty_templates.
20709 * c-opts.c (c_common_handle_option): Set it.
20710 * c.opt: Add -fno-pretty-templates.
20711 * doc/invoke.texi (C++ Dialect Options): Likewise.
20713 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20715 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20716 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20717 (ia64_expand_builtin): Likewise.
20719 2009-04-07 Martin Jambor <mjambor@suse.cz>
20721 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20722 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20723 ADDR_EXPRS are include too.
20725 2009-04-07 Richard Guenther <rguenther@suse.de>
20727 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20728 decls are only used if passes as parameters or if they are
20729 local statics and the call is not to a builtin.
20730 (call_may_clobber_ref_p_1): Likewise.
20732 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20734 * expr.c (do_store_flag): Remove last argument. Simplify code
20735 to avoid duplication of tests already done by can_compare_p.
20736 (expand_expr_real_1): Adjust caller.
20738 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20740 * optabs.c (can_compare_p): Test the predicate of a
20741 cbranch and cstore pattern.
20743 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20745 * expr.c (convert_move): Use emit_store_flag instead of
20748 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20750 * config/i386/i386.c (ix86_compare_emitted): Remove.
20751 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20752 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20753 * config/i386/i386.h (ix86_compare_emitted): Remove.
20754 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20755 instead of ix86_compare_emitted.
20756 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20758 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20760 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20761 Add t-sysroot-suffix to tmake_file.
20762 * config/print-sysroot-suffix.sh: New file.
20763 * config/t-sysroot-suffix: New file.
20765 2009-04-07 Ben Elliston <bje@au.ibm.com>
20767 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20768 as the latter produces a warning when the target does not support
20771 2009-04-07 Ben Elliston <bje@au.ibm.com>
20773 * dfp.c: Replace type punning assignments with memcpy throughout.
20774 * Makefile.in (dfp.o-warn): Remove.
20776 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20779 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20780 Include soft-fp/t-softfp after rs6000/t-linux64.
20782 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20784 * stor-layout.c (set_sizetype): Use the full precision of their
20785 machine mode for bitsize types.
20787 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20789 * config/i386/i386.md: Revert 2 accidental checkins.
20791 2009-04-06 Joey Ye <joey.ye@intel.com>
20792 Xuepeng Guo <xuepeng.guo@intel.com>
20793 H.J. Lu <hongjiu.lu@intel.com>
20795 Atom pipeline model, tuning and insn selection.
20796 * config.gcc (atom): Add atom config options and target.
20798 * config/i386/atom.md: New.
20800 * config/i386/i386.c (atom_cost): New cost.
20801 (m_ATOM): New macro flag.
20802 (initial_ix86_tune_features): Set m_ATOM.
20803 (x86_accumulate_outgoing_args): Likewise.
20804 (x86_arch_always_fancy_math_387): Likewise.
20805 (processor_target): Add Atom cost.
20806 (cpu_names): Add Atom cpu name.
20807 (override_options): Set Atom ISA.
20808 (ix86_issue_rate): New case PROCESSOR_ATOM.
20809 (ix86_adjust_cost): Likewise.
20811 * config/i386/i386.h (TARGET_ATOM): New target macro.
20812 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20813 (TARGET_OPT_AGU): New target option.
20814 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20815 (processor_type): Add PROCESSOR_ATOM.
20817 * config/i386/i386.md (cpu): Add new value "atom".
20818 (use_carry, movu): New attr.
20819 (atom.md): Include atom.md.
20820 (adddi3_carry_rex64): Set attr "use_carry".
20821 (addqi3_carry): Likewise.
20822 (addhi3_carry): Likewise.
20823 (addsi3_carry): Likewise.
20824 (*addsi3_carry_zext): Likewise.
20825 (subdi3_carry_rex64): Likewise.
20826 (subqi3_carry): Likewise.
20827 (subhi3_carry): Likewise.
20828 (subsi3_carry): Likewise.
20829 (x86_movdicc_0_m1_rex64): Likewise.
20830 (*x86_movdicc_0_m1_se): Likewise.
20831 (x86_movsicc_0_m1): Likewise.
20832 (*x86_movsicc_0_m1_se): Likewise.
20833 (*adddi_1_rex64): Emit add insn as much as possible.
20834 (*addsi_1): Likewise.
20835 (return_internal): Set atom_unit.
20836 (return_internal_long): Likewise.
20837 (return_pop_internal): Likewise.
20838 (*rcpsf2_sse): Set atom_sse_attr attr.
20839 (*qrt<mode>2_sse): Likewise.
20840 (*prefetch_sse): Likewise.
20842 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20844 (ix86_target_macros_internal): Likewise.
20846 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20847 (*prefetch_sse_rex): Likewise.
20848 (sse_rcpv4sf2): Likewise.
20849 (sse_vmrcpv4sf2): Likewise.
20850 (sse_sqrtv4sf2): Likewise.
20851 (<sse>_vmsqrt<mode>2): Likewise.
20852 (sse_ldmxcsr): Likewise.
20853 (sse_stmxcsr): Likewise.
20854 (*sse_sfence): Likewise.
20855 (sse2_clflush): Likewise.
20856 (*sse2_mfence): Likewise.
20857 (*sse2_lfence): Likewise.
20858 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20859 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20860 (avx_movdqu<avxmodesuffix>): Likewise.
20861 (avx_lddqu<avxmodesuffix>): Likewise.
20862 (sse2_movntv2di): Change attr "type" to "ssemov".
20863 (sse2_movntsi): Likewise.
20864 (rsqrtv8sf2): Change attr "type" to "sseadd".
20865 (sse3_addsubv2df3): Set attr "atom_unit".
20866 (sse3_h<plusminus_insn>v4sf3): Likewise.
20867 (*sse2_pmaddwd): Likewise.
20868 (*vec_extractv2di_1_rex64): Likewise.
20869 (*vec_extractv2di_1_avx): Likewise.
20870 (sse2_psadbw): Likewise.
20871 (ssse3_phaddwv8hi3): Likewise.
20872 (ssse3_phaddwv4hi3): Likewise.
20873 (ssse3_phadddv4si3): Likewise.
20874 (ssse3_phadddv2si3): Likewise.
20875 (ssse3_phaddswv8hi3): Likewise.
20876 (ssse3_phaddswv4hi3): Likewise.
20877 (ssse3_phsubwv8hi3): Likewise.
20878 (ssse3_phsubwv4hi3): Likewise.
20879 (ssse3_phsubdv4si3): Likewise.
20880 (ssse3_phsubdv2si3): Likewise.
20881 (ssse3_phsubswv8hi3): Likewise.
20882 (ssse3_phsubswv4hi3): Likewise.
20883 (ssse3_pmaddubsw128): Likewise.
20884 (sse3_pmaddubsw: Likewise.
20885 (ssse3_palignrti): Likewise.
20886 (ssse3_palignrdi): Likewise.
20888 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20890 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20892 2009-04-06 Richard Guenther <rguenther@suse.de>
20894 PR tree-optimization/28868
20895 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20896 of which PHI results we inserted.
20897 (insert_into_preds_of_block): Record inserted PHIs.
20898 (eliminate): Eliminate redundant PHI nodes.
20899 (init_pre): Init inserted_phi_names.
20901 2009-04-06 Richard Guenther <rguenther@suse.de>
20903 PR tree-optimization/39643
20904 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20905 IMAGPART_EXPRs of complex constants.
20906 (execute_fold_all_builtins): If we folded a call queue
20907 TODO_update_address_taken.
20909 2009-04-06 Jan Hubicka <jh@suse.cz>
20911 PR middle-end/39659
20912 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20915 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20917 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20919 (ic_invalidate_array): Likewise.
20921 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20923 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20924 alignment for library calls.
20926 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20928 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20929 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20930 * config/i386/mingw-stdint.h: New file.
20932 2009-04-05 Richard Guenther <rguenther@suse.de>
20934 PR tree-optimization/39648
20935 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20936 our &A vs. &A[0] IL deficiencies.
20938 2009-04-04 Jan Hubicka <jh@suse.cz>
20940 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20941 removed toplevel regions.
20942 (sjlj_mark_call_sites): Likewise.
20944 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20946 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20947 (cygwin tm clause use_gcc_stdint): Set to wrap.
20948 * config/i386/cygwin-stdint.h: New file.
20950 2009-04-04 Richard Guenther <rguenther@suse.de>
20952 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20953 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20954 single-argument PHIs if we are in loop-closed SSA form.
20955 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20956 for the pre-condition.
20957 (slpeel_tree_peel_loop_to_edge): Likewise.
20958 (vect_build_loop_niters): Take an optional sequence to append stmts.
20959 (vect_generate_tmps_on_preheader): Likewise.
20960 (vect_do_peeling_for_loop_bound): Take extra guards for the
20962 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20963 the cost model check.
20964 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20965 guards if we are going to peel. Do not apply versioning in that case.
20966 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20967 (vect_do_peeling_for_loop_bound): Likewise.
20968 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20969 loop bound only record extra pre-conditions, do not apply loop
20972 2009-04-04 Richard Guenther <rguenther@suse.de>
20974 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20977 2009-04-04 Jan Hubicka <jh@suse.cz>
20979 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20980 last_basic_block for size of bb->index indexed array.
20981 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20982 compute_out, link_btr_uses, build_btr_def_use_webs,
20983 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20985 2009-04-04 Jan Hubicka <jh@suse.cz>
20987 * except.c (remove_eh_handler_and_replace): Break out from ...
20988 (remove_eh_handler): ... here.
20989 (bring_to_root): New function.
20990 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20991 handled ones, bring others to root of tree.
20993 2009-04-04 Jan Hubicka <jh@suse.cz>
20995 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20996 (all_phis_safe_to_merge): New function.
20997 (update_info): New structure.
20998 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20999 (cleanup_empty_eh): Update SSA if possible.
21001 2009-04-04 Richard Guenther <rguenther@suse.de>
21003 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
21004 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
21005 (append_vuse): Likewise.
21007 2009-04-04 Jakub Jelinek <jakub@redhat.com>
21009 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
21010 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
21011 instead of REG_UNSAVED for DW_CFA_undefined.
21012 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
21013 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
21016 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
21019 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
21021 2009-04-04 Richard Guenther <rguenther@suse.de>
21023 PR tree-optimization/8781
21024 PR tree-optimization/37892
21025 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
21026 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
21027 (valueize_refs): Call it for *& valueizations.
21028 (shared_reference_ops_from_ref): Rename to ...
21029 (valueize_shared_reference_ops_from_ref): ... this and valueize.
21030 (shared_reference_ops_from_call): Rename to ...
21031 (valueize_shared_reference_ops_from_call): ... this and valueize.
21032 (vn_reference_lookup): Update.
21033 (visit_reference_op_call): Likewise.
21034 * tree-ssa-pre.c (phi_translate_1): Fold *&.
21035 (eliminate): Value-replace the call address in call statements.
21037 2009-04-04 Richard Guenther <rguenther@suse.de>
21039 PR tree-optimization/39636
21040 * tree-ssa-forwprop.c
21041 (forward_propagate_addr_into_variable_array_index): Check for
21042 GIMPLE_ASSIGN before accessing the rhs code.
21044 2009-04-03 Jason Merrill <jason@redhat.com>
21046 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
21048 2009-04-03 Steve Ellcey <sje@cup.hp.com>
21050 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
21051 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
21052 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
21053 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
21054 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
21055 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
21056 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
21057 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
21058 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
21059 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
21060 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
21061 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
21062 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
21063 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
21064 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
21065 Use fr_reg_or_fp01_operand instead of fr_register_operand
21067 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
21068 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
21069 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
21071 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
21073 PR rtl-optimization/39607
21074 PR rtl-optimization/39631
21078 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21079 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21080 instead of DF_LR_OUT.
21081 * ira-lives.c (process_bb_node_lives): Ditto.
21082 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21083 instead of DF_LR_{OUT,IN}.
21084 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21085 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21087 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
21089 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
21090 (execute_lower_omp): Always run but take the short way out if -fopenmp
21092 (gate_lower_omp): Remove, forcing the pass manager to always run the
21093 pass and always set PROP_gimple_lomp.
21094 (pass_lower_omp): Remove gate function.
21095 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
21096 PROP_trees. Instead, require it.
21097 * ipa-cp.c (pass_ipa_cp): Likewise.
21098 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
21099 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
21100 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
21101 and PROP_gimple_leh.
21103 2009-04-03 Richard Guenther <rguenther@suse.de>
21105 PR middle-end/13146
21106 PR tree-optimization/23940
21107 PR tree-optimization/33237
21108 PR middle-end/33974
21109 PR middle-end/34093
21110 PR tree-optimization/36201
21111 PR tree-optimization/36230
21112 PR tree-optimization/38049
21113 PR tree-optimization/38207
21114 PR tree-optimization/38230
21115 PR tree-optimization/38301
21116 PR tree-optimization/38585
21117 PR middle-end/38895
21118 PR tree-optimization/38985
21119 PR tree-optimization/39299
21120 * tree-ssa-structalias.h: Remove.
21121 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
21122 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
21123 (struct vuse_element_d): Remove.
21124 (struct vuse_vec_d): Likewise.
21125 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
21126 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
21127 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
21128 VUSE_ELEMENT_VAR): Likewise.
21129 (struct voptype_d): Likewise.
21130 (NUM_VOP_FREE_BUCKETS): Likewise.
21131 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
21132 (struct stmt_operands_d): Remove.
21133 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
21134 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
21135 VDEF_NUM, VDEF_VECT): Likewise.
21136 (copy_virtual_operands): Remove.
21137 (operand_build_cmp): Likewise.
21138 (create_ssa_artificial_load_stmt): Likewise.
21139 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
21140 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
21141 vuse_index and mayuse_index members. Pack and move done and iter_type
21142 members to the front.
21143 (SSA_OP_VMAYUSE): Remove.
21144 (SSA_OP_VIRTUAL_USES): Adjust.
21145 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
21146 (unlink_stmt_vdef): Declare.
21147 (add_to_addressable_set): Remove.
21148 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
21149 (vrp_visit_stmt): Likewise.
21150 * doc/tree-ssa.texi (Alias analysis): Update.
21151 * doc/invoke.texi (max-aliased-vops): Remove docs.
21152 (avg-aliased-vops): Likewise.
21153 * tree-into-ssa.c (syms_to_rename): Remove.
21154 (need_to_update_vops_p): Likewise.
21155 (need_to_initialize_update_ssa_p): Rename to ...
21156 (update_ssa_initialized_fn): ... this. Track function we are
21158 (symbol_marked_for_renaming): Simplify.
21159 (add_new_name_mapping): Do not set need_to_update_vops_p.
21160 (dump_currdefs): Use SYMS_TO_RENAME.
21161 (rewrite_update_stmt): Always walk all uses/defs.
21162 (dump_update_ssa): Adjust.
21163 (init_update_ssa): Take function argument. Track what we are
21165 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
21166 (create_new_def_for): Initialize for cfun, assert we are initialized
21168 (mark_sym_for_renaming): Simplify.
21169 (mark_set_for_renaming): Do not initialize update-ssa.
21170 (need_ssa_update_p): Simplify. Take function argument.
21171 (name_mappings_registered_p): Assert we ask for the correct function.
21172 (name_registered_for_update_p): Likewise.
21173 (ssa_names_to_replace): Likewise.
21174 (release_ssa_name_after_update_ssa): Likewise.
21175 (update_ssa): Likewise. Use SYMS_TO_RENAME.
21176 (dump_decl_set): Do not print a newline.
21177 (debug_decl_set): Do it here.
21178 (dump_update_ssa): And here.
21179 * tree-ssa-loop-im.c (move_computations): Adjust.
21180 (movement_possibility): Likewise.
21181 (determine_max_movement): Likewise.
21182 (gather_mem_refs_stmt): Likewise.
21183 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
21184 or NAME_MEMORY_TAG.
21185 * tree-complex.c (update_all_vops): Remove.
21186 (expand_complex_move): Adjust.
21187 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
21188 Simplify test for memory referencing statement. Exclude
21189 non-invariant ADDR_EXPRs.
21190 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
21191 * tree-loop-distribution.c (generate_memset_zero): Adjust.
21192 (rdg_flag_uses): Likewise.
21193 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
21195 (tree_optimize_tail_calls_1): Also split the
21196 edge from the entry block if we have degenerate PHI nodes in
21197 the first basic block.
21198 * tree.c (init_ttree): Remove memory-tag related code.
21199 (tree_code_size): Likewise.
21200 (tree_node_structure): Likewise.
21201 (build7_stat): Re-write to be build6_stat.
21202 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
21203 (SSA_VAR_P): Adjust.
21204 (struct tree_memory_tag): Remove.
21205 (struct tree_memory_partition_tag): Likewise.
21206 (union tree_node): Adjust.
21207 (build7): Re-write to be build6.
21208 * tree-pass.h (pass_reset_cc_flags): Remove.
21209 (TODO_update_address_taken): New flag.
21210 (pass_simple_dse): Remove.
21211 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21212 * params.h (MAX_ALIASED_VOPS): Remove.
21213 (AVG_ALIASED_VOPS): Likewise.
21214 * omp-low.c (expand_omp_taskreg): Update SSA form.
21215 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21216 aliases the lhs in a copy stmt.
21217 * tree-ssa-dse.c (struct address_walk_data): Remove.
21218 (memory_ssa_name_same): Likewise.
21219 (memory_address_same): Likewise.
21220 (get_kill_of_stmt_lhs): Likewise.
21221 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21222 unused stores. Look through PHI nodes into post-dominated regions.
21223 (dse_optimize_stmt): Simplify. Properly remove stores.
21224 (tree_ssa_dse): Compute dominators.
21225 (execute_simple_dse): Remove.
21226 (pass_simple_dse): Likewise.
21227 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21228 gimple_loaded_syms and gimple_stored_syms computation.
21229 * toplev.c (dump_memory_report): Dump alias and pta stats.
21230 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21231 (vn_reference_eq): Likewise.
21232 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21233 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21234 valueize_vuses): Remove.
21235 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21236 (get_def_ref_stmt_vuse): ... this.
21237 (vn_reference_lookup_2): New function.
21238 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21239 walking equivalent vuses. Simplify.
21240 (vn_reference_lookup): Likewise.
21241 (vn_reference_insert): Likewise.
21242 (vn_reference_insert_pieces): Likewise.
21243 (visit_reference_op_call): Simplify.
21244 (visit_reference_op_load): Likewise.
21245 (visit_reference_op_store): Likewise.
21246 (init_scc_vn): Remove shared_lookup_vuses initialization.
21247 (free_scc_vn): Remove shared_lookup_vuses freeing.
21248 (sort_vuses, sort_vuses_heap): Remove.
21249 (get_ref_from_reference_ops): Export.
21250 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21251 vector with single vuse pointer.
21252 (vn_reference_lookup_pieces, vn_reference_lookup,
21253 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21254 (shared_vuses_from_stmt): Remove.
21255 (get_ref_from_reference_ops): Declare.
21256 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21257 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21258 memory-tag related code.
21259 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21260 (likely_value): Add comment, skip static-chain of call statements.
21261 (surely_varying_stmt_p): Adjust.
21262 (gimplify_and_update_call_from_tree): Likewise.
21263 (execute_fold_all_builtins): Do not rebuild alias info.
21264 (gimplify_and_update_call_from_tree): Properly update VOPs.
21265 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21266 (copy_ref_info): Remove memory-tag related code.
21267 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21268 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21269 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21271 * tree-ssa-dom.c (gimple_p): Remove typedef.
21272 (eliminate_redundant_computations): Adjust.
21273 (record_equivalences_from_stmt): Likewise.
21274 (avail_expr_hash): Likewise.
21275 (avail_expr_eq): Likewise.
21276 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21277 (stmt_makes_single_load): Likewise.
21278 (stmt_makes_single_store): Likewise.
21279 * tree-ssa-alias.c: Rewrite completely.
21280 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21281 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21282 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21283 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21284 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21285 Remove public functions.
21286 (pass_reset_cc_flags): Remove.
21287 (pass_build_alias): Move ...
21288 * tree-ssa-structalias.c (pass_build_alias): ... here.
21289 * tree-ssa-alias.c (may_be_aliased): Move ...
21290 * tree-flow-inline.h (may_be_aliased): ... here.
21291 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21292 count_uses_and_derefs): Move ...
21293 * gimple.c: ... here.
21294 * gimple.h (count_uses_and_derefs): Declare.
21295 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21296 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21297 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21298 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21299 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21300 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21301 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21303 * tree-dfa.c (refs_may_alias_p): Move ...
21304 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21305 * tree-ssa-alias.h: New file.
21306 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21307 (statement_sink_location): Likewise.
21308 * opts.c (decode_options): Do not adjust max-aliased-vops or
21309 avg-aliased-vops values.
21310 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21311 (TV_CALL_CLOBBER): Likewise.
21312 (TV_FLOW_SENSITIVE): Likewise.
21313 (TV_FLOW_INSENSITIVE): Likewise.
21314 (TV_MEMORY_PARTITIONING): Likewise.
21315 (TV_ALIAS_STMT_WALK): New timevar.
21316 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21317 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21318 (get_address_description): Remove memory-tag related code.
21319 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21320 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21321 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21322 and immediate uses in statements. Document.
21323 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21324 (dump_symbols): Remove.
21325 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21326 * alias.c (get_deref_alias_set): New function split out from ...
21327 (get_alias_set): ... here.
21328 * alias.h (get_deref_alias_set): Declare.
21329 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21330 type parameter. Remove restrict pointer handling. Create a
21331 ref-all pointer in case type-based alias sets do not conflict.
21332 (vect_analyze_data_refs): Remove SMT related code.
21333 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21334 (vectorizable_load): Likewise.
21335 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21336 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21337 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21338 Ignore vops and SMTs.
21339 (dr_analyze_alias): Likewise..
21340 (free_data_ref): Likewise.
21341 (create_data_ref): Likewise.
21342 (analyze_all_data_dependences): Likewise.
21343 (get_references_in_stmt): Adjust.
21344 * tree-flow-inline.h (gimple_aliases_computed_p,
21345 gimple_addressable_vars, gimple_call_clobbered_vars,
21346 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21347 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21348 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21349 gimple_mem_ref_stats): Remove.
21350 (gimple_vop): New function.
21351 (op_iter_next_use): Remove vuses and mayuses cases.
21352 (op_iter_next_def): Remove vdefs case.
21353 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21354 (clear_and_done_ssa_iter): Do not set removed fields.
21355 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21356 Assert we are not iterating over vuses or vdefs if not also
21357 iterating over uses or defs.
21358 (op_iter_init_use): Likewise.
21359 (op_iter_init_def): Likewise.
21360 (op_iter_next_vdef): Remove.
21361 (op_iter_next_mustdef): Likewise.
21362 (op_iter_init_vdef): Likewise.
21363 (compare_ssa_operands_equal): Likewise.
21364 (link_use_stmts_after): Handle vuse operand.
21365 (is_call_used): Use is_call_clobbered.
21366 (is_call_clobbered): Global variables are always call clobbered,
21367 query the call-clobbers bitmap.
21368 (mark_call_clobbered): Ignore global variables.
21369 (clear_call_clobbered): Likewise.
21370 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21371 virtual operands sanity check.
21372 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21374 (TARGET_MEM_REF): Remove TMR_TAG operand.
21375 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21376 Remove call-clobber related code.
21377 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21378 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21379 partitions or escape reason.
21380 (get_single_def_stmt, get_single_def_stmt_from_phi,
21381 get_single_def_stmt_with_phi): Remove.
21382 (dump_referenced_vars): Tidy.
21383 (get_ref_base_and_extent): Allow bare decls.
21384 (collect_dfa_stats): Adjust.
21385 * graphite.c (rename_variables_in_stmt): Adjust.
21386 (graphite_copy_stmts_from_block): Likewise.
21387 (translate_clast): Likewise.
21388 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21390 (translate_vuse_through_block): Use the oracle.
21391 (phi_translate_1): Adjust.
21392 (value_dies_in_block_x): Use the oracle. Cache the outcome
21394 (valid_in_sets): Check if the VUSE for
21395 a REFERENCE is available.
21396 (eliminate): Do not remove stmts during elimination,
21397 instead queue and remove them afterwards.
21398 (do_pre): Do not rebuild alias info.
21399 (pass_pre): Run TODO_rebuild_alias before PRE.
21400 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21401 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21402 (mark_all_v_defs_stmt): Remove.
21403 (mark_all_v_defs_seq): Adjust.
21404 (sra_replace): Likewise.
21405 (scalarize_use): Likewise.
21406 (scalarize_copy): Likewise.
21407 (scalarize_init): Likewise.
21408 (scalarize_ldst): Likewise.
21409 (todoflags): Remove.
21410 (tree_sra): Do not rebuild alias info.
21411 (tree_sra_early): Adjust.
21412 (pass_sra): Run TODO_update_address_taken before SRA.
21413 * tree-predcom.c (set_alias_info): Remove.
21414 (prepare_initializers_chain): Do not call it.
21415 (mark_virtual_ops_for_renaming): Adjust.
21416 (mark_virtual_ops_for_renaming_list): Remove.
21417 (initialize_root_vars): Adjust.
21418 (initialize_root_vars_lm): Likewise.
21419 (prepare_initializers_chain): Likewise.
21420 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21421 (may_propagate_copy_into_stmt): Likewise.
21422 (merge_alias_info): Do nothing for now.
21423 (propagate_tree_value_into_stmt): Adjust.
21424 (stmt_may_generate_copy): Likewise.
21425 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21426 not mark symbols for renaming.
21427 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21428 with the same statement, make sure to update the new pointed-to one.
21429 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21430 call statements, do not mark symbols for renaming.
21431 (mark_operand_necessary): Dump something.
21432 (ref_may_be_aliased): New function.
21433 (mark_aliased_reaching_defs_necessary_1): New helper function.
21434 (mark_aliased_reaching_defs_necessary): Likewise.
21435 (mark_all_reaching_defs_necessary_1): Likewise.
21436 (mark_all_reaching_defs_necessary): Likewise.
21437 (propagate_necessity): Do not process virtual PHIs. For
21438 non-aliased loads mark all reaching definitions as necessary.
21439 For aliased loads and stores mark the immediate dominating
21440 aliased clobbers as necessary.
21441 (visited): New global static.
21442 (perform_tree_ssa_dce): Free visited bitmap after propagating
21444 (remove_dead_phis): Perform simple dead virtual PHI removal.
21445 (remove_dead_stmt): Properly unlink virtual operands when
21447 (eliminate_unnecessary_stmts): Schedule PHI removal after
21449 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21450 (process_replaceable): Likewise.
21451 (find_replaceable_in_bb): Likewise.
21452 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21453 based on the single gimple vop.
21454 (verify_flow_insensitive_alias_info): Remove.
21455 (verify_flow_sensitive_alias_info): Likewise.
21456 (verify_call_clobbering): Likewise.
21457 (verify_memory_partitions): Likewise.
21458 (verify_alias_info): Likewise.
21459 (verify_ssa): Adjust..
21460 (execute_update_addresses_taken): Export. Update SSA
21461 manually. Optimize only when optimizing. Use a local bitmap.
21462 (pass_update_address_taken): Remove TODO_update_ssa, add
21464 (pass_update_address_taken): Just use TODO_update_address_taken.
21465 (init_tree_ssa): Do not initialize addressable_vars.
21466 (verify_ssa): Verify new VUSE / VDEF properties.
21467 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21468 Do not call verify_alias_info.
21469 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21470 Do not free the loaded and stored syms bitmaps. Reset the escaped
21471 and callused solutions. Do not free addressable_vars.
21472 Remove memory-tag related code.
21473 (warn_uninitialized_var): Aliases are always available.
21474 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21475 * lambda-code.c (can_put_in_inner_loop): Adjust.
21476 (can_put_after_inner_loop): Likewise.
21477 (perfect_nestify): Likewise.
21478 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21479 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21480 (vectorizable_conversion): Do not mark symbols for renaming.
21481 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21482 (expand_call_inline): Unlink the calls virtual operands before
21484 (tree_function_versioning): Do not call update_ssa if we are not
21485 updating clones. Simplify.
21486 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21487 (propagate_with_phi): Likewise..
21488 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21489 clobber code. Assert we are not aliased or global.
21490 * tree-flow.h: Include tree-ssa-alias.h
21491 (enum escape_type): Remove.
21492 (struct mem_sym_stats_d): Likewise.
21493 (struct mem_ref_stats_d): Likewise.
21494 (struct gimple_df): Add vop member. Remove global_var,
21495 call_clobbered_vars, call_used_vars, addressable_vars,
21496 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21497 escaped and callused members.
21498 (struct ptr_info_def): Remove all members, add points-to solution
21500 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21501 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21502 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21503 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21504 (tree-ssa-alias.o): Likewise.
21505 (toplev.o): Add tree-ssa-alias.h
21506 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21507 * gimple.c (gimple_set_bb): Fix off-by-one error.
21508 (is_gimple_reg): Do not handle memory tags.
21509 (gimple_copy): Also copy virtual operands.
21510 Delay updating the statement. Do not reset loaded and stored syms.
21511 (gimple_set_stored_syms): Remove.
21512 (gimple_set_loaded_syms): Likewise.
21513 (gimple_call_copy_skip_args): Copy the virtual operands
21514 and mark the new statement modified.
21515 * tree-ssa-structalias.c (may_alias_p): Remove.
21516 (set_uids_in_ptset): Take the alias set to prune with as
21517 parameter. Fold in the alias test of may_alias_p.
21518 (compute_points_to_sets): Compute whether a ptr is dereferenced
21519 in a local sbitmap.
21520 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21521 other ADDRESSOF constraints on the lhs.
21522 (get_constraint_for_component_ref): Assert that we don't get
21523 ADDRESSOF constraints from the base of the reference.
21524 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21525 (struct variable_info): Remove collapsed_to member.
21526 (get_varinfo_fc): Remove.
21527 (new_var_info): Do not set collapsed_to.
21528 (dump_constraint): Do not follow cycles.
21529 (dump_constraint_graph): Likewise.
21530 (build_pred_graph): Likewise.
21531 (build_succ_graph): Likewise.
21532 (rewrite_constraints): Likewise.
21533 (do_simple_structure_copy): Remove.
21534 (do_rhs_deref_structure_copy): Remove.
21535 (do_lhs_deref_structure_copy): Remove.
21536 (collapse_rest_of_var): Remove.
21537 (do_structure_copy): Re-implement.
21538 (pta_stats): New global variable.
21539 (dump_pta_stats): New function.
21540 (struct constraint_expr): Make offset signed.
21541 (UNKNOWN_OFFSET): Define special value.
21542 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21543 (solution_set_expand): New helper function split out from ...
21544 (do_sd_constraint): ... here.
21545 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21546 (do_ds_constraint): Likewise.
21547 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21548 and CALLUSED = *CALLUSED.
21549 (set_union_with_increment): Make inc argument signed.
21550 (type_safe): Remove.
21551 (get_constraint_for_ptr_offset): Handle unknown and negative
21553 (first_vi_for_offset): Handle offsets before start. Bail
21554 out early for offsets beyond the variable extent.
21555 (first_or_preceding_vi_for_offset): New function.
21556 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21557 Together with ESCAPED = *ESCAPED this properly computes reachability.
21558 (find_what_var_points_to): New function.
21559 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21560 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21561 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21562 pt_solutions_intersect): New functions.
21563 (compute_call_used_vars): Remove.
21564 (compute_may_aliases): New main entry into PTA computation.
21565 * gimple.h (gimple_p): New typedef.
21566 (struct gimple_statement_base): Remove references_memory_p.
21567 (struct gimple_statement_with_memory_ops_base): Remove
21568 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21570 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21571 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21572 gimple_set_references_memory): Remove.
21573 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21574 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21576 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21577 (verify_expr): Allow RESULT_DECL.
21578 (gimple_duplicate_bb): Do not copy virtual operands.
21579 (gimple_duplicate_sese_region): Adjust.
21580 (gimple_duplicate_sese_tail): Likewise.
21581 (mark_virtual_ops_in_region): Remove.
21582 (move_sese_region_to_fn): Do not call it.
21583 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21584 and pass_simple_dse.
21585 (execute_function_todo): Handle TODO_update_address_taken,
21586 call execute_update_addresses_taken for TODO_rebuild_alias.
21587 (execute_todo): Adjust.
21588 (execute_one_pass): Init dump files early.
21589 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21591 (create_general_new_stmt): Clear vops.
21592 * tree-ssa-reassoc.c (get_rank): Adjust.
21593 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21594 symbols for renaming.
21595 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21596 (PARAM_AVG_ALIASED_VOPS): Likewise.
21597 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21598 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21599 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21600 (operand_build_cmp, copy_virtual_operands,
21601 create_ssa_artificial_load_stmt, add_to_addressable_set,
21602 gimple_add_to_addresses_taken): Remove public functions.
21603 (unlink_stmt_vdef): New function.
21605 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21607 * config.gcc (powerpc-*-linux*): Merge variants.
21609 2009-04-02 Chao-ying Fu <fu@mips.com>
21610 James Grosbach <james.grosbach@microchip.com>
21612 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21613 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21615 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21616 keep_interrupts_masked_p, use_debug_exception_return_p.
21617 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21618 keep_interrupts_masked, use_debug_exception_return.
21619 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21620 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21622 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21623 (mips_print_operand): Process COP0 registers to print $0 .. $31
21624 correctly for GAS to process.
21625 (mips_interrupt_extra_call_saved_reg_p): New function.
21626 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21628 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21629 (mips_compute_frame_info): Add supports for interrupt context that
21630 includes doubleword accumulators and COP0 registers.
21631 (mips_for_each_saved_acc): New function.
21632 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21633 mips_for_each_saved_reg.
21634 (mips_save_reg): Save accumulators.
21635 (mips_kernel_reg_p): A new for_each_rtx callback.
21636 (mips_expand_prologue): Support interrupt handlers.
21637 (mips_restore_reg): Restore accumulators.
21638 (mips_expand_epilogue): Support interrupt handlers.
21639 (mips_can_use_return_insn): Return false for interrupt handlers.
21640 (mips_epilogue_uses): New function.
21641 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21642 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21643 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21644 cop0_move): New instructions.
21645 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21646 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21648 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21650 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21651 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21652 interrupt handlers, we use K0 as the temporary register.
21653 (EPILOGUE_USES): Change to a function call.
21654 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21655 handlers, we use K0 as the temporary register.
21657 * doc/extend.texi (Function Attributes): Document interrupt,
21658 use_shadow_register_set, keep_interrupts_masked,
21659 use_debug_exception_return for MIPS attributes.
21661 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21663 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21664 Remove a number of t-files from tmake_file.
21665 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21666 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21667 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21668 target_prototype, not TARGET_PROTOTYPE.
21669 (LINK_OS_GNU_SPEC): Define.
21670 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21671 and darwin-ldoubdle.c.
21673 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21676 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21677 (cpp_options): Ditto.
21678 (default_compilers): Ditto.
21679 (display_help): Ditto.
21680 (process_command): Ditto.
21681 (do_spec_1): Ditto.
21682 (set_input): Use lbasename instead of duplicate code.
21683 (save_temps_prefix): New static for -save-temps=obj.
21684 (save_temps_length): Ditto.
21686 * doc/invoke.texi (-save-temps=obj): Document new variant to
21687 -save-temps switch.
21689 2009-04-02 Jeff Law <law@redhat.com>
21691 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21694 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21696 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21697 * configure: Regenerated.
21699 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21701 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21702 share the argument list.
21704 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21708 2009-02-12 Diego Novillo <dnovillo@google.com>
21710 * varpool.c (debug_varpool): New.
21711 * cgraph.h (debug_varpool): Declare.
21713 2009-04-02 Jan Hubicka <jh@suse.cz>
21715 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21718 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21720 * config/i386/i386.c (ix86_abi): Move initialization to ...
21721 (override_options): Here.
21723 2009-04-02 Christian Bruel <christian.bruel@st.com>
21725 * config/sh/sh.c (sh_dwarf_register_span): New function.
21726 (TARGET_DWARF_REGISTER_SPAN): Define.
21727 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21729 2009-04-02 Ira Rosen <irar@il.ibm.com>
21731 PR tree-optimization/39595
21732 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21733 interleaved loads group is not greater than the SLP group size.
21735 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21737 * builtins.c (is_builtin_name): New.
21738 (called_as_built_in): Use is_builtin_name.
21739 * tree.h (is_builtin_name): New.
21740 * varasm.c (incorporeal_function_p): Use is_builtin_name
21742 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21744 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21746 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21749 * c-decl.c (clone_underlying_type): Move this ...
21750 * c-common.c (set_underlying_type): ... here.
21751 Also, make sure the function properly sets TYPE_STUB_DECL() on
21752 the newly created typedef variant type.
21753 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21754 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21757 2009-04-02 Richard Guenther <rguenther@suse.de>
21759 PR tree-optimization/37221
21760 * tree-flow.h (degenerate_phi_result): Declare.
21761 * tree-ssa-dom.c (degenerate_phi_result): Export.
21762 * tree-scalar-evolution.c (analyze_initial_condition): If
21763 the initial condition is defined by a degenerate PHI node
21764 use the degenerate value.
21766 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21768 PR rtl-optimization/39588
21769 * combine.c (merge_outer_ops): Do not set the constant when this
21771 (simplify_shift_const_1): Do not modify it either in this case.
21773 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21775 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21776 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21778 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21781 * c-lex.c (interpret_float): Default (no suffix) is double.
21783 2009-04-1 Xinliang David Li <davidxl@google.com>
21785 * config/i386/i386.c (legitimate_constant_p): Recognize
21786 all one vector constant.
21788 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21790 * config/vax/vax.c: Add #includes to silence warnings.
21791 Change #include order to silence two warnings.
21793 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21795 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21796 (ASM_SPEC): Pass -k to the assembler for PIC code.
21798 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21800 * config.gcc: Add vax-*-linux* to the switch.
21801 * config/vax/linux.h: New file. (TARGET_VERSION,
21802 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21804 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21806 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21807 Use predicate macros instead of GET_CODE() == foo.
21808 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21809 ashlsi3, rotrsi3, <unnamed>): Likewise.
21811 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21813 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21814 jbbccihi, jbbccisi): Remova trailing whitespace.
21815 * config/vax/constraints.md: Likewise.
21816 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21817 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21818 * config/vax/predicates.md: Likewise.
21819 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21820 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21821 * config/vax/vax.h: Likewise.
21822 * config/vax/vax.md (nonlocal_goto): Likewise.
21824 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21826 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21827 (indirectable_address_p, adjacent_operands_p): Add spaces around
21829 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21831 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21833 * config/vax/vax.c (legitimate_constant_address_p,
21834 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21835 index_term_p, reg_plus_index_p, legitimate_address_p,
21836 vax_mode_dependent_address_p): Update comments to match functions
21837 modified by the recent int->bool conversion.
21839 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21841 * config/vax/builtins.md: Update copyright message.
21842 * config/vax/constraints.md: Likewise.
21843 * config/vax/netbsd-elf.h: Likewise.
21844 * config/vax/predicates.md: Likewise.
21845 * config/vax/vax-protos.h: Likewise.
21846 * config/vax/vax.c: Likewise.
21847 * config/vax/vax.h: Likewise.
21848 * config/vax/vax.md: Likewise.
21849 * config/vax/vax.opt: Likewise.
21851 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21853 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21854 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21855 * config/vax/constraints.md (B, R): Likewise.
21856 * config/vax/predicates.md (external_memory_operand,
21857 nonimmediate_addsub_di_operand): Likewise.
21858 * config/vax/vax.c (vax_output_int_add): Likewise.
21859 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21860 untyped_call): Likewise.
21862 2009-04-01 Matt Thomas <matt@3am-software.com>
21864 * config/vax/predicates.md: New file.
21865 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21866 external_const_operand, nonsymbolic_operand, external_memory_operand,
21867 indirect_memory_operand, indexed_memory_operand,
21868 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21869 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21871 * config/vax/constraints.md: New file.
21872 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21874 * config/vax/builtins.md: New file.
21875 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21876 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21878 * config/vax/vax.opt (mqmath): Add option.
21879 * config/vax/vax.md (isfx): Extend with DI.
21880 (VAXintQH, VAXintQHSD): Define.
21881 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21882 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21883 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21884 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21885 (movdi): Update constraints and use vax_output_int_move().
21886 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21887 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21888 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21889 nonlocal_goto): New.
21890 (mov<mode>): Extend accepted operand types.
21891 (subdi3_old): Rename from subdi3, change update constraints and use
21892 a new implementation.
21893 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21894 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21895 MOVE_RATIO, CLEAR_RATIO): Define.
21896 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21897 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21898 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21899 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21900 (split_quadword_operands): Make static and really allow variable
21902 (print_operand_address): Update for PIC generation.
21903 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21904 indexable_address_p, fixup_mathdi_operand,
21905 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21906 (vax_float_literal, legitimate_constant_p,
21907 indirectable_constant_address_p, index_term_p,
21908 reg_plus_index_p): Return bool instead of int.
21909 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21911 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21913 (vax_output_conditional_branch): Indent.
21914 (legitimate_constant_address_p, indirectable_constant_address_p,
21915 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21916 vax_mode_dependent_address_p): Return bool instead of int, update for
21918 * config/vax/vax-protos.h (legitimate_constant_address_p,
21919 legitimate_constant_p, legitimate_address_p,
21920 vax_mode_dependent_address_p): Change declaration to bool.
21921 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21922 vax_expand_addsub_di_operands, vax_output_int_subtract,
21923 vax_output_movmemsi): Declare.
21924 (split_quadword_operands, vax_float_literal): Delete declaration.
21925 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21926 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21927 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21928 ASM_OUTPUT_DWARF_PCREL): Define.
21929 (ASM_SPEC): Change definition to allow PIC generation.
21931 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21933 * doc/sourcebuild.texi: Update front-end requirements.
21935 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21938 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21939 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21940 (booldi3_internal3): Use boolean_or_operator instead of
21943 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21946 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21947 declarator whose size is not an integer constant expression but
21948 folds to an integer constant, then treat it as a constant
21951 2009-04-01 Richard Guenther <rguenther@suse.de>
21953 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21954 i * 4 + 2 to (i * 2 + 1) * 2.
21956 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21959 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21960 return if c_parser_asm_string_literal returned NULL.
21962 2009-04-01 Nick Clifton <nickc@redhat.com>
21964 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21966 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21967 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21968 other typedefs to avoid conflicts with libgcc2.c. Define labels
21969 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21971 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21972 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21975 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21977 * varasm.c (default_function_rodata_section): Declare DOT as
21980 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21981 Andrey Galkin <agalkin@hypercom.com>
21984 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21985 Make object_name unique for each process.
21987 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21990 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21991 addressable variables in the parallel that could go out of scope while
21992 running queued tasks.
21994 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21996 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21997 (CASE_VALUES_THRESHOLD): Redefine.
21998 * config/avr/avr.c (avr_override_options): Remove initialization of
21999 avr_case_values_threshold variable.
22000 (avr_case_values_threshold): Remove variable. Add new function.
22001 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
22002 * config/avr/avr.opt (mno-tablejump): Remove option.
22003 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
22005 2009-04-01 DJ Delorie <dj@redhat.com>
22007 * varasm.c (default_function_rodata_section): Don't assume
22008 anything about where the first '.' in the section name is.
22010 2009-04-01 Alan Modra <amodra@bigpond.net.au>
22012 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
22013 rs6000_emit_stack_tie.
22015 2009-03-31 Ian Lance Taylor <iant@google.com>
22017 * tree-eh.c (tree_remove_unreachable_handlers): Compare
22018 gimple_code with GIMPLE_RESX, not RESX.
22020 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22022 * c-common.c (c_get_ident): New.
22023 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
22025 2009-04-01 Ben Elliston <bje@au.ibm.com>
22027 * config/rs6000/sysv4.opt (msdata): Improve option description.
22029 2009-03-31 Steve Ellcey <sje@cup.hp.com>
22031 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
22032 (divdf3_internal_lat): Remove.
22033 (divxf3_internal_lat): Remove.
22034 (divxf3_internal_thr): Remove.
22035 (divxf): Use divxf3_internal.
22036 * config/ia64/div.md (divsf3_internal_lat): New.
22037 (divdf3_internal_lat): New.
22038 (divxf3_internal): New.
22040 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22043 * Makefile.in (USE_GCC_STDINT): Define.
22044 (stmp-int-hdrs): Install stdint.h if applicable.
22045 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
22047 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
22048 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
22049 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22050 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22051 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22052 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22053 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22054 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22055 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22056 (c_common_nodes_and_builtins): Initialize
22057 underlying_wchar_type_node. Do not initialize
22058 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
22059 nodes for new types.
22060 (c_stddef_cpp_builtins): Define macros for new types.
22061 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
22063 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
22064 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
22065 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
22066 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
22067 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
22068 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
22069 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
22070 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
22071 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
22072 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
22073 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
22074 int16_type_node, int32_type_node, int64_type_node,
22075 uint8_type_node, uint16_type_node, c_uint32_type_node,
22076 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
22077 int_least32_type_node, int_least64_type_node,
22078 uint_least8_type_node, uint_least16_type_node,
22079 uint_least32_type_node, uint_least64_type_node,
22080 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
22081 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
22082 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
22083 uintptr_type_node): Define.
22084 * c-cppbuiltin.c (builtin_define_constants,
22085 builtin_define_type_minmax): New.
22086 (builtin_define_stdint_macros): Define more macros.
22087 (c_cpp_builtins): Define more limit macros.
22088 (type_suffix): New.
22089 (builtin_define_type_max): Define in terms of
22090 builtin_define_type_minmax. Remove is_long parameter. All
22092 * config.gcc (use_gcc_stdint): Define.
22093 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
22094 Add newlib-stdint.h for generic targets.
22095 * config/glibc-stdint.h, config/newlib-stdint.h,
22096 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
22097 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
22098 * config/score/score.h (UINTPTR_TYPE): Define.
22099 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22100 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22101 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22102 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22103 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22104 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22105 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22106 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22107 * config/spu/spu.h (STDINT_LONG32): Define.
22108 * configure.ac (use_gcc_stdint): Substitute.
22109 * configure: Regenerate.
22110 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
22111 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
22112 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
22113 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
22114 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
22115 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
22116 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
22117 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
22118 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
22119 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
22120 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
22121 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
22122 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
22123 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
22124 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
22125 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
22126 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
22127 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
22128 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
22129 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
22130 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
22131 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
22132 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22133 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22134 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22135 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22136 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22137 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22138 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
22140 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
22142 * loop-iv.c (suitable_set_for_replacement): Renamed from
22143 simplify_using_assignment; changed to return bool and to accept new
22144 args DEST and SRC. Return true iff we find a source/destination pair
22145 that can be used to make a replacement, and fill SRC and DEST if so.
22146 Remove arg ALTERED. Don't deal with altered regs here. All callers
22148 (simplify_using_initial_values): Deal with altered regs here and track
22149 more precisely the effect they have on the validity of our expression.
22151 * loop-iv.c (simplify_using_condition): A condition of the form
22152 (EQ REG CONST) can be used to simply make a substitution.
22153 (simplify_using_initial_values): Keep track of conditions we have seen
22154 and keep using them to simplify new expressions, while applying the
22155 same substitutions to them as to the expression.
22157 * simplify-rtx.c (simplify_relational_operation_1): Simplify
22158 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
22161 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
22162 changed. Use this when trying to improve the upper bound.
22163 Generate the comparison by using simplify_gen_relational.
22165 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
22167 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
22169 (simplify_using_assignment, simplify_using_initial_values): Call
22170 replace_in_expr to make replacements. Call replace_single_def_regs
22171 once on the initial version of the expression.
22173 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22176 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
22178 2009-03-31 Richard Guenther <rguenther@suse.de>
22180 PR middle-end/31029
22181 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
22182 equality comparisons. Fold C - X CMP X if C % 2 == 1.
22184 2009-03-31 Richard Guenther <rguenther@suse.de>
22186 * tree.h (div_if_zero_remainder): Declare.
22187 * fold-const.c (div_if_zero_remainder): Export.
22188 * tree-ssa-forwprop.c
22189 (forward_propagate_addr_into_variable_array_index): Handle
22190 constant array index addition outside of the variable index.
22192 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22195 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
22196 define_splits, floatunssi<mode>2): Require x87 conversions from
22197 DImode to be permitted.
22199 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22201 PR preprocessor/15638
22202 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
22204 2009-03-31 Richard Guenther <rguenther@suse.de>
22206 PR middle-end/23401
22207 PR middle-end/27810
22208 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
22209 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22210 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22211 a separate statement.
22212 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22213 (lookup_tmp_var): Likewise.
22214 (is_gimple_formal_tmp_or_call_rhs): Remove.
22215 (is_gimple_reg_or_call_rhs): Rename to ...
22216 (is_gimple_reg_rhs_or_call): ... this.
22217 (is_gimple_mem_or_call_rhs): Rename to ...
22218 (is_gimple_mem_rhs_or_call): ... this.
22219 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22220 DECL_GIMPLE_REG_P only if is_formal is true.
22221 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22222 for non-proper post-modify expression gimplification.
22223 (gimplify_self_mod_expr): For post-modify expressions gimplify
22224 the lvalue to a minimal lvalue.
22225 (rhs_predicate_for): Remove formal temp case.
22226 (gimplify_modify_expr_rhs): Likewise.
22227 (gimplify_addr_expr): Use is_gimple_reg.
22228 (gimplify_expr): Remove formal temp cases.
22229 (gimple_regimplify_operands): Likewise.
22230 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22231 and FILTER_EXPR like constants.
22232 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22234 (is_gimple_formal_tmp_rhs): Remove.
22235 (is_gimple_reg_rhs): Remove special casing.
22236 (is_gimple_mem_rhs): Fix.
22237 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22238 (is_gimple_formal_tmp_var): Remove.
22239 (is_gimple_formal_tmp_reg): Likewise.
22240 (is_gimple_min_lval): Allow invariant component ref parts.
22241 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22242 is_gimple_formal_tmp_reg): Remove declarations.
22243 * tree-cfg.c (verify_expr): Verify that variables with address
22244 taken do not have DECL_GIMPLE_REG_P set.
22245 * tree-mudflap.c (mf_build_check_statement_for): Use
22246 force_gimple_operand instead of gimplify_expr.
22248 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22250 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22251 schedulable rows to compute_split_row.
22253 2009-03-31 Ben Elliston <bje@au.ibm.com>
22256 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22259 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22261 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22262 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22263 * configure: Regenerate.
22264 * config.in: Regenerate.
22265 * config/rs6000/rs6000.opt (mtls-markers): Add.
22266 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22267 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22268 (tls_ld_aix, tls_ld_sysv): Likewise.
22269 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22270 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22272 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22274 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22276 2009-03-30 Jan Hubicka <jh@suse.cz>
22278 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22280 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22281 detection and label handling.
22283 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22285 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22286 left_conflicts_size.
22287 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22288 ALLOCNO_LEFT_CONFLICTS_SIZE.
22290 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22291 remove_allocno_from_bucket_and_push,
22292 allocno_spill_priority_compare, push_allocnos_to_stack,
22293 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22294 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22295 (setup_allocno_left_conflicts_num): Ditto. Rename to
22296 setup_allocno_left_conflicts_size.
22297 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22298 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22299 setup_allocno_left_conflicts_size instead of
22300 setup_allocno_left_conflicts_num.
22302 * ira-build.c (ira_create_allocno): Use
22303 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22304 ALLOCNO_LEFT_CONFLICTS_NUM.
22306 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22308 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22309 instead of DF_LR_OUT.
22311 * ira-lives.c (process_bb_node_lives): Ditto.
22313 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22314 instead of DF_LR_{OUT,IN}.
22316 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22318 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22320 2009-03-30 Jan Hubicka <jh@suse.cz>
22322 * except.c (label_to_region_map): Fix thinko.
22324 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22326 PR middle-end/38237
22327 * tree.h (tree_find_value): New declaration.
22328 * tree.c (tree_find_value): New function.
22329 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22331 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22334 * c-decl.c (struct c_binding): Add locus field.
22335 (bind): Add locus argument, set locus field from it.
22336 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22337 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22338 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22339 implicitly_declare, undeclared_variable, lookup_label,
22340 declare_label, c_make_fname_decl, c_builtin_function,
22341 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22344 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22347 * config/i386/i386.c (classify_argument): Check total size of
22350 2009-03-30 Martin Jambor <mjambor@suse.cz>
22352 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22353 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22354 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22357 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22358 seen_variable_array_ref while also traversing a union.
22360 * tree-inline.c (optimize_inline_calls): Do not call
22361 cgraph_node_remove_callees.
22362 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22363 (pass_remove_cgraph_callee_edges): New variable.
22364 * passes.c (init_optimization_passes): Add
22365 pass_remove_cgraph_callee_edges after early inlining and before all
22366 late intraprocedural passes.
22368 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22370 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22372 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22373 Fix typos in names.
22375 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22377 * combine.c (simplify_comparison): Use have_insn_for.
22378 * dojump.c (do_jump): Likewise.
22380 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22382 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22383 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22384 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22385 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22386 instead of sparc_compare_emitted.
22387 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22388 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22389 instead of sparc_compare_emitted.
22391 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22393 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22394 enter/exit cfglayout mode.
22395 (pass_partition_block): Require it.
22396 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22397 (combine_instructions): Track basic blocks instead of labels.
22398 (update_cfg_for_uncondjump): New.
22399 (try_combine): Use it. Update jumps after rescanning.
22400 (pass_combine): Require PROP_cfglayout.
22401 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22403 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22405 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22406 Provide/destroy PROP_cfglayout respectively.
22407 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22408 * tree-pass.h (PROP_cfglayout): New.
22410 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22412 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22413 fold_convert_const_fixed_from_fixed,
22414 fold_convert_const_fixed_from_int,
22415 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22416 set TREE_CONSTANT_OVERFLOW.
22417 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22418 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22420 2009-03-30 Ira Rosen <irar@il.ibm.com>
22422 * tree-vect-loop-manip.c: New file.
22423 * tree-vectorizer.c: Update documentation and included files.
22424 (vect_loop_location): Make extern.
22425 (rename_use_op): Move to tree-vect-loop-manip.c
22426 (rename_variables_in_bb, rename_variables_in_loop,
22427 slpeel_update_phis_for_duplicate_loop,
22428 slpeel_update_phi_nodes_for_guard1,
22429 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22430 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22431 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22432 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22433 find_loop_location): Likewise.
22434 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22435 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22436 get_vectype_for_scalar_type, vect_is_simple_use,
22437 supportable_widening_operation, supportable_narrowing_operation):
22439 (bb_in_loop_p): Move to tree-vect-loop.c.
22440 (new_loop_vec_info, destroy_loop_vec_info,
22441 reduction_code_for_scalar_code, report_vect_op,
22442 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22443 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22444 (vect_supportable_dr_alignment): Likewise.
22445 * tree-vectorizer.h (tree-data-ref.h): Include.
22446 (vect_loop_location): Declare.
22447 Reorganize function declarations according to the new file structure.
22448 * tree-vect-loop.c: New file.
22449 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22450 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22451 * tree-vect-data-refs.c: New file.
22452 * tree-vect-patterns.c (timevar.h): Don't include.
22453 * tree-vect-stmts.c: New file.
22454 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22455 tree-vect-slp.c, tree-vect-loop.c.
22456 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22457 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22458 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22459 (tree-vect-analyze.o): Remove.
22460 (tree-vect-transform.o): Likewise.
22461 (tree-vect-data-refs.o): Add rule.
22462 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22463 tree-vect-slp.o): Likewise.
22464 (tree-vect-patterns.o): Remove redundant dependencies.
22465 (tree-vectorizer.o): Likewise.
22466 * tree-vect-slp.c: New file.
22468 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22470 * optc-gen.awk: Warn if an option flag has multiple different
22473 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22475 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22476 -floop-block): Document dependences on PPL, CLooG and Graphite.
22478 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22480 PR rtl-optimization/323
22481 * c-common.c (c_fully_fold, convert_and_check,
22482 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22483 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22484 * c-common.def (EXCESS_PRECISION_EXPR): New.
22485 * c-cppbuiltin.c (builtin_define_float_constants): Define
22486 constants with enough digits for long double.
22487 * c-lex.c (interpret_float): Interpret constant with excess
22488 precision where appropriate.
22489 * c-opts.c (c_common_post_options): Set
22490 flag_excess_precision_cmdline. Give an error for
22491 -fexcess-precision=standard for C++ for processors where the
22492 option is significant.
22493 * c-parser.c (c_parser_conditional_expression): Handle excess
22494 precision in condition.
22495 * c-typeck.c (convert_arguments): Handle arguments with excess
22497 (build_unary_op): Move excess precision outside operation.
22498 (build_conditional_expr): Likewise.
22499 (build_compound_expr): Likewise.
22500 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22501 (build_modify_expr): Handle excess precision in RHS.
22502 (convert_for_assignment): Handle excess precision in converted
22504 (digest_init, output_init_element, process_init_element): Handle
22505 excess precision in initializer.
22506 (c_finish_return): Handle excess precision in return value.
22507 (build_binary_op): Handle excess precision in operands and add
22508 excess precision as needed for operation.
22509 * common.opt (-fexcess-precision=): New option.
22510 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22511 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22512 For standard excess precision, output explicit conversion to and
22513 truncation from XFmode.
22514 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22515 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22516 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22517 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22518 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22519 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22520 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22521 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22522 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22523 define_splits, sqrt<mode>2): Disable where appropriate for
22524 standard excess precision.
22525 * convert.c (convert_to_real): Do not shorten arithmetic to type
22526 for which excess precision would be used.
22527 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22528 * doc/invoke.texi (-fexcess-precision=): Document option.
22529 (-mfpmath=): Correct index entry.
22530 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22531 flag_excess_precision): New.
22532 * langhooks.c (lhd_post_options): Set
22533 flag_excess_precision_cmdline.
22534 * opts.c (common_handle_option): Handle -fexcess-precision=.
22535 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22536 init_excess_precision): New.
22537 (lang_dependent_init_target): Call init_excess_precision.
22538 * tree.c (excess_precision_type): New.
22539 * tree.h (excess_precision_type): Declare.
22541 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22544 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22545 non-lvalue to component.
22547 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22549 PR preprocessor/34695
22550 * Makefile.in (c-opts.o): Depend on c-tree.h.
22551 * c-common.c: Move down include of diagnostic.h.
22552 (done_lexing, c_cpp_error): New.
22553 * c-common.h (done_lexing): Declare.
22554 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22556 * c-opts.c: Include c-tree.h.
22557 (c_common_init_options): Set preprocessor error callback.
22558 (c_common_handle_option): Do not set preprocessor
22559 inhibit_warnings, warnings_are_errors, warn_system_headers,
22560 pedantic_errors or inhibit_warnings flags.
22561 (c_common_post_options): Do not check cpp_errors (parse_in).
22562 (c_common_finish): Do not output dependencies if there were
22563 errors. Do not check return value of cpp_finish.
22564 * c-ppoutput.c (pp_file_change): Set input_location.
22565 * c-tree.h (c_cpp_error): Declare.
22566 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22568 (diagnostic_build_prefix): Check override_column.
22569 * diagnostic.h (diagnostic_info): Add override_column field.
22570 (diagnostic_override_column): Define.
22572 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22574 * c-common.c (c_expand_expr, c_staticp): Remove.
22575 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22576 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22577 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22578 * c-gimplify.c (gimplify_compound_literal_expr,
22579 optimize_compound_literals_in_ctor): Remove.
22580 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22581 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22582 * c-semantics.c (emit_local_var): Remove.
22584 * langhooks-def.h (lhd_expand_expr): Remove.
22585 * langhooks.c (lhd_expand_expr): Remove.
22586 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22588 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22589 handling from c-semantics.c; don't call into langhook.
22590 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22591 * gimplify.c (gimplify_compound_literal_expr,
22592 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22593 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22594 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22595 as was done in c-gimplify.c.
22596 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22597 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22598 Move from c-common.h.
22599 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22601 * tree.c (staticp): Do not call langhook.
22602 * langhooks.c (lhd_staticp): Delete.
22603 * langhooks-def.h (lhd_staticp): Delete prototype.
22604 (LANG_HOOKS_STATICP): Delete.
22605 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22607 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22608 instead of DECL_STMTs.
22610 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22618 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22620 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22621 contained expression.
22622 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22623 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22624 conditional expressions for C.
22625 (decl_constant_value_for_optimization): Move from
22626 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22627 whether optimizing and that the expression is a VAR_DECL not of
22628 array type instead of doing such checks in the caller. Do not
22629 check pedantic. Call gcc_unreachable for C++.
22630 * c-common.def (C_MAYBE_CONST_EXPR): New.
22631 * c-common.h (c_fully_fold, c_save_expr,
22632 decl_constant_value_for_optimization): New prototypes.
22633 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22634 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22635 EXPR_INT_CONST_OPERANDS): Define.
22636 * c-convert.c (convert): Strip nops from expression.
22637 * c-decl.c (groktypename): Take extra parameters expr and
22638 expr_const_operands. Update call to grokdeclarator.
22639 (start_decl): Update call to grokdeclarator. Add statement for
22640 expressions used in type of decl.
22641 (grokparm): Update call to grokdeclarator.
22642 (push_parm_decl): Update call to grokdeclarator.
22643 (build_compound_literal): Add parameter non_const and build a
22644 C_MAYBE_COSNT_EXPR if applicable.
22645 (grokdeclarator): Take extra parameters expr and
22646 expr_const_operands. Track expressions used in declaration
22647 specifiers and declarators. Fold array sizes and track whether
22648 they are constant expressions and whether they are integer
22649 constant expressions.
22650 (parser_xref_tag): Set expr and expr_const_operands fields in
22652 (grokfield): Update call to grokdeclarator.
22653 (start_function): Update call to grokdeclarator.
22654 (build_null_declspecs): Set expr and expr_const_operands fields in
22656 (declspecs_add_type): Handle expressions in typeof specifiers.
22657 * c-parser.c (c_parser_declspecs): Set expr and
22658 expr_const_operands fields for declaration specifiers.
22659 (c_parser_enum_specifier): Likewise.
22660 (c_parser_struct_or_union_specifier): Likewise.
22661 (c_parser_typeof_specifier): Likewise. Update call to
22662 groktypename. Fold expression as needed. Return expressions with
22663 type instead of adding statements.
22664 (c_parser_attributes): Update calls to c_parser_expr_list.
22665 (c_parser_statement_after_labels): Fold expression before passing
22666 to objc_build_throw_stmt.
22667 (c_parser_condition): Fold expression.
22668 (c_parser_asm_operands): Fold expression.
22669 (c_parser_conditional_expression): Use c_save_expr. Update call
22670 to build_conditional_expr.
22671 (c_parser_alignof_expression): Update call to groktypename.
22672 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22673 original_code. Fold expression argument of va_arg. Create
22674 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22675 argument to va_arg. Update calls to groktypename. Fold array
22676 index for offsetof. Verify that first argument to
22677 __builtin_choose_expr has integer type.
22678 (c_parser_postfix_expression_after_paren_type): Update calls to
22679 groktypename and build_compound_literal. Handle expressions with
22680 side effects in type name.
22681 (c_parser_postfix_expression_after_primary): Update call to
22682 c_parser_expr_list. Set original_code for calls to
22683 __builtin_constant_p.
22684 (c_parser_expr_list): Take extra parameter fold_p. Fold
22685 expressions if requested.
22686 (c_parser_objc_type_name): Update call to groktypename.
22687 (c_parser_objc_synchronized_statement): Fold expression.
22688 (c_parser_objc_receiver): Fold expression.
22689 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22690 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22691 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22692 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22693 (struct c_typespec): Add elements expr and expr_const_operands.
22694 (struct c_declspecs): Add elements expr and expr_const_operands.
22695 (groktypename, build_conditional_expr, build_compound_literal):
22697 (in_late_binary_op): Declare.
22698 * c-typeck.c (note_integer_operands): New function.
22699 (in_late_binary_op): New variable.
22700 (decl_constant_value_for_broken_optimization): Move to c-common.c
22701 and rename to decl_constant_value_for_optimization.
22702 (default_function_array_conversion): Do not strip nops.
22703 (default_conversion): Do not call
22704 decl_constant_value_for_broken_optimization.
22705 (build_array_ref): Do not fold result.
22706 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22707 result when operand is a VLA.
22708 (c_expr_sizeof_type): Update call to groktypename. Handle
22709 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22710 result when operand names a VLA type.
22711 (build_function_call): Update call to build_compound_literal.
22712 Only fold result for calls to __builtin_* functions. Strip
22713 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22714 the function designator.
22715 (convert_arguments): Fold arguments. Update call to
22716 convert_for_assignment.
22717 (build_unary_op): Handle increment and decrement of
22718 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22719 decrement earlier. Fold operand of increment and decrement.
22720 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22721 built for integer operand. Wrap returns that are INTEGER_CSTs
22722 without being integer constant expressions or that have integer
22723 constant operands without being INTEGER_CSTs.
22724 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22725 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22726 result is an integer constant expression or can be used in
22727 unevaluated parts of one and avoid folding and wrap as
22728 appropriate. Fold operands before possibly doing -Wsign-compare
22730 (build_compound_expr): Wrap result for C99 if operands can be used
22731 in integer constant expressions.
22732 (build_c_cast): Update call to digest_init. Do not ignore
22733 overflow from casting floating-point constants to integers. Wrap
22734 results that could be confused with integer constant expressions,
22735 null pointer constants or floating-point constants.
22736 (c_cast_expr): Update call to groktypename. Handle expressions
22737 included in type name.
22738 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22739 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22740 Update calls to convert_for_assignment.
22741 (convert_for_assignment): Take new parameter
22742 null_pointer_constant. Do not strip nops or call
22743 decl_constant_value_for_broken_optimization. Set
22744 in_late_binary_op for conversions to boolean.
22745 (store_init_value): Update call to digest_init.
22746 (digest_init): Take new parameter null_pointer_constant. Do not
22747 call decl_constant_value_for_broken_optimization. pedwarn for
22748 initializers not constant expressions. Update calls to
22749 convert_for_assignment.
22750 (constructor_nonconst): New.
22751 (struct constructor_stack): Add nonconst element.
22752 (really_start_incremental_init, push_init_level, pop_init_level):
22753 Handle constructor_nonconst and nonconst element.
22754 (set_init_index): Call constant_expression_warning for array
22756 (output_init_element): Fold value. Set constructor_nonconst as
22757 applicable. pedwarn for initializers not constant expressions.
22758 Update call to digest_init. Call constant_expression_warning
22759 where constant initializers are required.
22760 (process_init_element): Use c_save_expr.
22761 (c_finish_goto_ptr): Fold expression.
22762 (c_finish_return): Fold return value. Update call to
22763 convert_for_assignment.
22764 (c_start_case): Fold switch expression.
22765 (c_process_expr_stmt): Fold expression.
22766 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22767 ensure statement expression is not evaluated in constant expression.
22768 (build_binary_op): Track whether results are integer constant
22769 expressions or may occur in such, disable folding and wrap results
22770 as applicable. Fold operands for -Wsign-compare warnings unless
22772 (c_objc_common_truthvalue_conversion): Handle results folded to
22773 integer constants that are not integer constant expressions.
22774 * doc/extend.texi: Document when typeof operands are evaluated,
22775 that condition of __builtin_choose_expr is an integer constant
22776 expression, and more about use of __builtin_constant_p in
22779 2009-03-29 Richard Guenther <rguenther@suse.de>
22781 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22782 propagate addresses of array references.
22784 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22786 * regmove.c (perhaps_ends_bb_p): Remove.
22787 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22788 from INSN and check that the main loop stays within that basic block.
22789 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22790 (regmove_forward_pass): Split out from regmove_optimize. Use
22791 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22792 (regmove_backward_pass): Split out from regmove_optimize. Use
22793 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22794 (regmove_optimize): Simplify.
22796 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22799 * config/i386/i386.c (classify_argument): Ignore flexible array
22800 member in struct and warn ABI change.
22802 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22804 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22806 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22807 (ix86_adjust_cost): Updated.
22809 2009-03-29 Jan Hubicka <jh@suse.cz>
22811 PR middle-end/28850
22812 * tree-pass.h (pass_cleanup_eh): New function.
22813 (remove_unreachable_regions): Break code handling RTL
22814 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22815 that can not be reached by runtime.
22816 (can_be_reached_by_runtime): New function.
22817 (label_to_region_map): New function.
22818 (num_eh_regions): New function.
22819 (rtl_remove_unreachable_regions): New function.
22820 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22821 (remove_eh_region): New function.
22822 * except.h: Include sbitmap and vecprim.
22823 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22824 num_eh_regions): Declare.
22825 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22826 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22827 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22828 (tree_empty_eh_handler_p): New function.
22829 (cleanup_empty_eh): New function.
22830 (cleanup_eh): New function.
22831 (pass_cleanup_eh): New function.
22833 2009-03-29 Jan Hubicka <jh@suse.cz>
22835 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22836 for removed regions.
22838 2009-03-29 Jan Hubicka <jh@suse.cz>
22840 * except.c (dump_eh_tree): Dump all datastructures.
22842 2009-03-29 Jan Hubicka <jh@suse.cz>
22844 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22845 (duplicate_eh_regions_1): Likewise.
22846 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22847 vector; call EH verification.
22848 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22849 Be ready for region being removed.
22851 2009-03-29 Jan Hubicka <jh@suse.cz>
22853 * bitmap.c (bitmap_last_set_bit): New function.
22854 * bitmap.h (bitmap_last_set_bit): Declare.
22856 2009-03-29 David Ayers <ayers@fsfe.org>
22859 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22860 by calling objc_compare_types and surpress warnings about
22861 incompatible C pointers that are compatible ObjC pointers.
22863 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22865 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22866 call initialize_inline_failed.
22867 (initialize_inline_failed): Move it from here ...
22868 * cgraph.c (initialize_inline_failed): ... to here.
22869 (cgraph_create_edge): Call initialize_inline_failed rather than
22870 setting inline_failed directly.
22872 2009-03-29 Ben Elliston <bje@au.ibm.com>
22875 * sysv4.opt (msdata): Improve comment.
22876 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22877 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22879 2009-03-29 Ben Elliston <bje@au.ibm.com>
22882 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22883 load and store attributes.
22885 2009-03-29 Ben Elliston <bje@au.ibm.com>
22887 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22888 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22889 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22890 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22891 __builtin_infq and __builtin_huge_valq.
22893 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22895 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22897 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22898 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22900 2009-03-28 Xinliang David Li <davidxl@google.com>
22902 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22903 (do_dbg_cnt): New function.
22905 2009-03-28 Jan Hubicka <jh@suse.cz>
22907 Merge from pretty-ipa:
22909 2009-03-27 Jan Hubicka <jh@suse.cz>
22911 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22912 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22913 * passes.c (function_called_by_processed_nodes_p): New.
22914 * ipa-pure-const.c (check_call): Fix handling of operands.
22915 (analyze_function): Dump debug output for skipped bodies.
22916 (local_pure_const): Use function_called_by_processed_nodes_p.
22917 * dwarf2out.c (reference_to_unused): Use output.
22918 * passes.c (do_per_function_toporder): Likewise.
22920 2008-11-12 Jan Hubicka <jh@suse.cz>
22922 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22923 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22924 state_set_in_source enum
22925 (check_decl): Ignore memory tags; do not set fake looping flags;
22927 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22928 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22929 (check_call, analyze_function): Rewrite.
22931 (add_new_function): Update call of analyze_function.
22932 (generate_summary): Add call of analyze_function.
22933 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22934 (local_pure_const): New function.
22935 (pass_local_pure_const): New pass.
22936 * ipa-inline.c (inline_transform): Set after_inlining.
22937 * tree-eh.c (stmt_can_throw_external): New.
22938 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22939 work with aliasing built.
22940 * tree-flow.h (stmt_can_throw_external): New.
22941 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22942 and local pure/const pass in early and late optimization queue.
22944 2009-03-28 Martin Jambor <mjambor@suse.cz>
22946 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22948 (fold_binary): Allow function decl aligment consideration is the
22949 second argument is integer constant one.
22950 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22951 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22952 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22954 2009-03-28 Jan Hubicka <jh@suse.cz>
22956 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22957 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22958 * function.h (rtl_data): Add nothrow flag.
22959 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22960 set DECL_NOTHROW for AVAILABLE functions.
22962 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22964 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22965 following vector keyword has expansion starting with pixel or bool
22966 keyword, expand vector to __vector and pixel or bool to __pixel or
22970 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22971 warn_if_disallowed_function_p): Removed.
22972 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22973 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22974 warning_if_disallowed_function_p.
22975 * flags.h (warn_if_disallowed_function_p,
22976 warn_disallowed_functions): Removed.
22977 * common.opt (Wdisallowed-function-list=): Removed.
22978 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22980 2009-03-28 Richard Guenther <rguenther@suse.de>
22982 PR tree-optimization/38723
22983 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22986 2009-03-28 Jan Hubicka <jh@suse.cz>
22988 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22989 test introduced by my previous patch.
22991 2009-03-28 Richard Guenther <rguenther@suse.de>
22993 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22994 the PHIs value undefined.
22996 2009-03-28 Jan Hubicka <jh@suse.cz>
22998 * tree-pass.h (pass_fixup_cfg): New pass.
22999 * ipa-inline.c (inline_transform): Set
23000 always_inline_functions_inlined/after_inlining.
23001 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
23002 (pass_fixup_cfg): New pass.
23003 * passes.c (init_optimization_passes): Add fixup_cfg.
23005 2009-03-28 Richard Guenther <rguenther@suse.de>
23007 PR tree-optimization/38458
23008 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
23009 argument use the arguments copy-of value.
23011 2009-03-28 Richard Guenther <rguenther@suse.de>
23013 PR tree-optimization/38180
23014 * tree-ssa-ccp.c (get_default_value): Simplify.
23015 (likely_value): Likewise.
23016 (surely_varying_stmt_p): Properly handle VOP case.
23017 (ccp_initialize): Likewise.
23018 (ccp_fold): Handle propagating through *&.
23019 (fold_const_aggregate_ref): Also handle decls.
23021 2009-03-28 Jan Hubicka <jh@suse.cz>
23023 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23024 * cgraph.h (cgraph_node): Likewise.
23025 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
23026 (cgraph_reset_node): Use process flag.
23027 (cgraph_mark_functions_to_output): Likewise.
23028 (cgraph_expand_function): Likewise.
23029 (cgraph_expand_all_functions): Likewise.
23030 (cgraph_output_in_order): Likewise.
23031 * dwarf2out.c (reference_to_unused): Likewise.
23032 * passes.c do_per_function_toporder): Likewise.
23034 2009-03-28 Jan Hubicka <jh@suse.cz>
23036 Bring from lto-branch:
23038 2008-09-03 Doug Kwan <dougkwan@google.com>
23040 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
23041 enums instead of reason strings.
23042 * cgraph.c (cgraph_create_edge): Same.
23043 (cgraph_inline_failed_string): New function.
23044 * cgraph.h (cgraph_inline_failed_t): New enum type.
23045 (cgraph_inline_failed_string): New prototype.
23046 (struct cgraph_edge): Change type of INLINED_FAILED from constant
23047 char pointer to cgraph_inline_failed_t.
23048 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
23049 (cgraph_default_inline_p): Ditto.
23050 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
23051 to cgraph_inline_failed_t pointer.
23052 * cif-code.def: New file.
23053 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
23055 (cgraph_check_inline_limits): Change type of REASON to pointer to
23056 cgraph_inline_failed_t. Replace reason strings with enums.
23057 (cgraph_default_inline_p): Ditto.
23058 (cgraph_recursive_inlining_p): Ditto.
23059 (update_caller_keys): Change type of FAILED_REASON to
23060 cgraph_inline_failed_t.
23061 (cgraph_set_inline_failed): Change type of REASON to pointer to
23062 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
23063 convert enums to strings for text output.
23064 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
23065 to be of type cgraph_inline_failed_t. Replace reason strings with
23066 enums. Call cgraph_inline_failed_string to covert enums
23067 to strings for text output.
23068 (cgraph_decide_inlining): Replace reason strings with enums.
23069 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
23070 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
23072 * tree-inline.c (expand_call_inline): Change type of REASON
23073 to cgraph_inline_failed_t. Replace reason strings with enums.
23074 Call cgraph_inline_failed_string for text output.
23075 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
23078 2009-03-28 Jan Hubicka <jh@suse.cz>
23080 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
23081 cgraph_clone_node): Remove master clone handling.
23082 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23083 * cgraph.h (master_clone): Remove.
23084 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23085 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
23086 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23088 2009-03-28 Jan Hubicka <jh@suse.cz>
23090 * cgraph.c (cgraph_function_body_availability): Functions declared
23091 inline are always safe to assume that it is not going to be replaced.
23093 2009-03-28 Richard Guenther <rguenther@suse.de>
23095 PR tree-optimization/38513
23096 * tree-ssa-pre.c (eliminate): Remove redundant stores.
23097 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
23098 EXC_PTR_EXPR and FILTER_EXPR.
23099 (get_ref_from_reference_ops): Likewise.
23101 2009-03-28 Richard Guenther <rguenther@suse.de>
23103 PR tree-optimization/38968
23104 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
23105 Use FLOOR_MOD_EXPR to compute misalignment.
23107 2009-03-28 Richard Guenther <rguenther@suse.de>
23109 PR tree-optimization/37795
23110 * tree.h (combine_comparisons): Declare.
23111 * fold-const.c (combine_comparisons): Export.
23112 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
23114 (ifcombine_iforif): Use combine_comparisons.
23116 2009-03-28 Jan Hubicka <jh@suse.cz>
23118 * tree-eh.c (inlinable_call_p): New function.
23119 (make_eh_edges): Use it.
23120 (verify_eh_edges): Use it.
23121 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
23122 * except.c (reachable_next_level): Add inlinable_function argument
23123 (sjlj_find_directly_reachable_regions): Update.
23124 (add_reachable_handler): Do not set saw_any_handlers.
23125 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
23126 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23127 Add new inlinable call parameter.
23128 (can_throw_internal, can_throw_external): Update.
23129 * except.h (can_throw_internal_1, can_throw_external_1,
23130 foreach_reachable_handler): Update declaration.
23132 2009-03-28 Joseph Myers <joseph@codesourcery.com>
23134 * config/arm/t-arm-coff, config/h8300/coff.h,
23135 config/i386/i386-aout.h, config/i386/i386-coff.h,
23136 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
23137 config/pdp11/2bsd.h, config/rs6000/aix41.h,
23138 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
23139 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
23140 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
23141 sys-types.h: Remove.
23142 * Makefile.in: Remove protoize and fixproto support and references
23144 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
23145 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
23147 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
23148 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
23149 unprotoize$(exeext).
23150 (rest.encap): Don't depend on $(STMP_FIXPROTO)
23151 (.PHONY): Don't depend on proto.
23152 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
23153 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
23154 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
23155 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
23156 build/gen-protos.o, build/scan.o, xsys-protos.h,
23157 build/fix-header$(build_exeext), build/fix-header.o,
23158 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
23159 stmp-install-fixproto): Remove.
23160 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
23161 SYSCALLS.c or fixproto files.
23162 (install-common): Don't install protoize.
23163 (install-headers-tar, install-headers-cpio, install-headers-cp):
23164 Don't depend on $(STMP_FIXPROTO).
23165 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
23166 install fixproto files or write out fixproto settings.
23167 (uninstall): Don't uninstall protoize.
23168 * config.gcc (use_fixproto): Remove.
23169 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
23170 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
23171 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
23172 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
23173 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
23174 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
23175 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
23176 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
23177 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
23178 * config/t-vxworks (STMP_FIXPROTO): Remove.
23179 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
23180 STMP_FIXPROTO): Remove.
23181 * config.in, configure: Regenerate.
23182 * crtstuff.c (gid_t, uid_t): Don't undefine.
23183 * doc/install.texi: Change m68k-coff to m68k-elf in example.
23184 (arm-*-coff, arm-*-aout: Remove target entries.
23185 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
23186 Remove mention of AIX 4.1.
23187 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
23188 * doc/invoke.texi (Running Protoize): Remove.
23189 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
23190 (Protoize Caveats): Remove.
23191 * tsystem.h: Update comments on headers assumed to exist.
23193 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
23195 * genautomata.c: Add a new year to the copyright. Add a new
23197 (struct insn_reserv_decl): Add comments for member bypass_list.
23198 (find_bypass): Remove.
23199 (insert_bypass): New.
23200 (process_decls): Use insert_bypass.
23201 (output_internal_insn_latency_func): Output all bypasses with the
23202 same input insn in one switch case.
23204 * rtl.def (define_bypass): Describe bypass choice.
23205 * doc/md.texi (define_bypass): Ditto.
23207 2009-03-27 Richard Guenther <rguenther@suse.de>
23209 * gimplify.c (mark_addressable): Export.
23210 * tree-flow.h (mark_addressable): Declare.
23211 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23212 * tree-ssa.c (verify_phi_args): Verify that address taken
23213 variables have TREE_ADDRESSABLE set.
23215 2009-03-27 Richard Guenther <rguenther@suse.de>
23217 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23218 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23219 Do not mark decls TREE_ADDRESSABLE.
23220 (build_fold_addr_expr): Adjust.
23221 (fold_addr_expr): Remove.
23222 (fold_unary): Use build_fold_addr_expr.
23223 (fold_comparison): Likewise.
23224 (split_address_to_core_and_offset): Likewise.
23225 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23227 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23228 (gimplify_modify_expr_to_memcpy): Mark source and destination
23230 * omp-low.c (create_omp_child_function): Mark the object decl
23232 (lower_rec_input_clauses): Mark the var we take the address of
23234 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23236 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23238 PR middle-end/39315
23239 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23240 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23242 2009-03-27 Richard Guenther <rguenther@suse.de>
23244 PR tree-optimization/39120
23245 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23247 (handle_lhs_call): Process return constraints. Add escape
23248 constraints if necessary.
23249 (handle_const_call): Fill out return constraints. Make nested
23250 case more precise. Avoid consttmp if possible.
23251 (handle_pure_call): Fill out return constraints. Avoid
23252 callused if possible.
23253 (find_func_aliases): Simplify call handling.
23255 2009-03-27 Richard Guenther <rguenther@suse.de>
23257 PR tree-optimization/39120
23258 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23259 as a representative.
23260 (solve_graph): Do propagate CALLUSED.
23261 (handle_pure_call): Use a scalar constraint from CALLUSED for
23263 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23266 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23269 * c-common.c (handle_aligned_attribute): Properly check alignment
23270 overflow. Use (1U << i) instead of (1 << i).
23272 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23274 * expr.h (get_mem_align_offset): Updated.
23276 * tree.h (tree_decl_common): Change align to "unsigned int" and
23277 move it before pointer_alias_set.
23279 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23280 Jakub Jelinek <jakub@redhat.com>
23283 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23284 gr_register_operand with gr_reg_or_0_operand.
23285 (cmpxchg_rel_di): Likewise.
23286 (sync_lock_test_and_set<mode>): Likewise.
23288 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23290 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23291 (true_regnum): Likewise.
23293 * rtlanal.c (subreg_info): Moved to ...
23294 * rtl.h (subreg_info): Here. New.
23295 (subreg_get_info): New.
23297 * rtlanal.c (subreg_get_info): Make it extern.
23299 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23302 * config/i386/i386.c (ix86_abi): New.
23303 (override_options): Handle -mabi=.
23304 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23305 (ix86_call_abi_override): Likewise.
23306 (init_cumulative_args): Likewise.
23307 (function_arg_advance): Likewise.
23308 (function_arg_64): Likewise.
23309 (function_arg): Likewise.
23310 (ix86_pass_by_reference): Likewise.
23311 (ix86_function_value_regno_p): Likewise.
23312 (ix86_build_builtin_va_list_abi): Likewise.
23313 (setup_incoming_varargs_64): Likewise.
23314 (is_va_list_char_pointer): Likewise.
23315 (ix86_init_machine_status): Likewise.
23316 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23317 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23318 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23319 (ix86_function_abi): Make it static and return enum calling_abi.
23320 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23322 (ix86_fn_abi_va_list): Updated.
23324 * config/i386/i386.h (ix86_abi): New.
23325 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23326 (CONDITIONAL_REGISTER_USAGE): Likewise.
23327 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23328 (machine_function): Likewise.
23330 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23332 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23333 (STACK_BOUNDARY): Likewise.
23334 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23336 * config/i386/i386.opt (mabi=): New.
23338 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23339 return enum calling_abi.
23340 (ix86_function_type_abi): Likewise.
23341 (ix86_function_abi): Removed.
23343 * doc/invoke.texi: Document -mabi= option for x86.
23345 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23347 * builtins.c (real_dconstp): Delete.
23348 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23350 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23351 Jakub Jelinek <jakub@redhat.com>
23354 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23355 (gen_subprogram_die): When a function is explicit, generate the
23356 DW_AT_explicit attribute.
23357 * langhooks.h (struct lang_hooks_for_decls): Add
23358 function_decl_explicit_p langhook.
23359 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23360 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23362 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23364 * builtins.c (fold_builtin_memory_op): Optimize memmove
23365 into memcpy if we can prove source and destination don't overlap.
23367 * tree-inline.c: Include gt-tree-inline.h.
23368 (clone_fn_id_num): New variable.
23369 (clone_function_name): New function.
23370 (tree_function_versioning): Use it.
23371 * Makefile.in (GTFILES): Add tree-inline.c.
23373 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23375 * BASE-VER: Change to 4.5.0.
23377 2009-03-27 Xinliang David Li <davidxl@google.com>
23379 PR tree-optimization/39557
23380 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23382 2009-03-27 Xinliang David Li <davidxl@google.com>
23384 PR tree-optimization/39548
23385 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23388 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23390 * c-common.c (pointer_int_sum): Use %wd on return from
23393 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23395 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23396 on return from tree_low_cst.
23398 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23401 * ginclude/stdarg.h (va_copy): Define also for
23402 __GXX_EXPERIMENTAL_CXX0X__.
23404 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23407 * builtins.h (c_strlen): Do not warn here.
23408 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23409 * c-common.c (pointer_int_sum): Take an explicit location.
23410 Warn about offsets out of bounds.
23411 * c-common.h (pointer_int_sum): Adjust declaration.
23413 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23415 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23418 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23421 * opts.c (warn_if_disallowed_function_p): Don't assume
23422 get_callee_fndecl must return non-NULL.
23424 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23426 PR rtl-optimization/39522
23427 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23428 when reg_reloaded_valid is set.
23430 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23432 * config/spu/divv2df3.c: New file.
23433 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23434 (DPBIT_FUNCS): Filter out _div_df.
23436 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23438 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23439 a jump insn, count that jump in the distance to the loop start.
23441 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23444 * config/sh/sh.c (calc_live_regs): Fix condition for global
23445 registers except PIC_OFFSET_TABLE_REGNUM.
23447 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23450 * doc/invoke.texi (-mconsole): New.
23452 (-mno-cygwin): New.
23454 (-mnop-fun-dllimport): New.
23458 (sub section "i386 and x86-64 Windows Options"): New.
23460 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23462 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23463 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23465 2009-03-25 Richard Guenther <rguenther@suse.de>
23467 PR middle-end/39497
23468 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23471 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23473 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23474 neither of haifa/selective schedulers are working.
23476 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23478 * doc/invoke.texi (Debugging Options): Fix description of
23479 -fno-merge-debug-strings.
23481 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23483 * config/cris/libgcc.ver: New version-script.
23484 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23486 * configure.ac <GAS features, nop mnemonic>: Add pattern
23487 crisv32-*-* for "nop".
23488 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23489 * configure: Regenerate.
23491 2009-03-24 Ira Rosen <irar@il.ibm.com>
23493 PR tree-optimization/39529
23494 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23495 mark_sym_for_renaming for the tag copied to the new vector
23498 2009-03-24 Arthur Loiret <aloiret@debian.org>
23500 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23501 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23502 EXTRA_SPEC_FUNCTIONS.
23503 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23504 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23505 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23506 -march and -mtune options.
23508 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23510 * config/m68k/t-rtems: Add m5329 multilib.
23512 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23513 Jakub Jelinek <jakub@redhat.com>
23516 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23519 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23522 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23523 instead of c_parser_expression_conv, if original_code isn't one of the
23524 4 allowed comparison codes, fail.
23526 2009-03-23 Richard Guenther <rguenther@suse.de>
23528 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23529 * tree.h (struct tree_type): Likewise.
23530 * reload.h (struct insn_chain): Likewise.
23531 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23532 * function.h (struct function): Likewise.
23533 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23535 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23537 PR tree-optimization/39516
23538 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23540 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23542 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23543 should be set true if BITS_PER_WORD of target is bigger than 32
23545 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23547 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23548 Translate -B-options to -rpath-link. Correct existing
23549 rpath-link and conditionalize on !nostdlib.
23551 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23553 * doc/extend.texi (Function Attributes, Variable Attributes):
23555 * doc/invoke.texi (Debugging Options, Optimize Options)
23556 (i386 and x86-64 Options, MCore Options): Likewise.
23558 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23561 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23562 it for block local namespace aliases.
23563 (gen_decl_die): Pass context_die to gen_namespace_die.
23565 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23568 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23569 minimum or maximum value.
23571 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23573 * reginfo.c (globalize_reg): Recompute derived reg sets.
23575 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23578 * libgcc2.c (mprotect): Do not use signed arguments for
23579 VirtualProtect, use DWORD arguments. Also fix the 'may
23580 be used uninitialized' warning for the np variable.
23582 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23585 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23586 functions using regparm calling conventions when not optimizing.
23587 (ix86_function_sseregparm): Similarly for sseregparm calling
23590 2009-03-19 Li Feng <nemokingdom@gmail.com>
23592 PR middle-end/39500
23593 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23594 dependence if the first conflict is after niter iterations.
23596 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23598 PR middle-end/38609
23599 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23600 functions with dynamic stack-pointer adjustments.
23602 2009-03-19 Ben Elliston <bje@au.ibm.com>
23604 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23605 option; change to -msdata=data.
23607 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23609 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23612 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23615 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23617 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23619 * doc/invoke.texi (Code Gen Options): Expand discussion of
23622 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23624 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23625 * matrix-reorg.c (struct matrix_info): Likewise.
23626 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23627 * rtl.h (struct mem_attrs): Likewise.
23628 * df.h (struct df): Likewise.
23629 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23630 * ira-int.h (struct ira_allocno): Likewise.
23631 * df-scan.c (struct df_collection_rec): Likewise.
23632 * ira.c (struct equivalence): Likewise.
23633 * function.c (struct temp_slot): Likewise.
23634 * cfgloop.h (struct loop): Likewise.
23637 * function.c (use_register_for_decl): When not optimizing, disregard
23638 register keyword for variables with types containing methods.
23640 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23642 PR middle-end/39447
23643 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23644 (is_simple_operand): Call contains_component_ref_p before calling data
23645 reference analysis that would fail on COMPONENT_REFs.
23647 * tree-vrp.c (search_for_addr_array): Fix formatting.
23649 2009-03-18 Richard Guenther <rguenther@suse.de>
23651 * tree-vect-transform.c (vect_loop_versioning): Fold the
23652 generated comparisons.
23653 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23654 (slpeel_tree_peel_loop_to_edge): Likewise.
23656 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23658 PR middle-end/37805
23659 * opts.c (print_specific_help): In addition to `undocumented',
23660 accept `separate' and `joined' flags if passed alone. Describe
23661 output by the first matched one of those.
23662 (common_handle_option): Skip over empty strings.
23663 * gcc.c (display_help): Fix help string for `--help='.
23664 * doc/invoke.texi (Option Summary, Overall Options): With
23665 `--help=', classes and qualifiers can both be repeated, but
23666 only the latter can be negated. One should not pass only
23667 negated qualifiers. Fix markup and examples.
23670 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23671 PR middle-end/37805
23672 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23673 and -fhelp=separate.
23675 2009-03-17 Jing Yu <jingyu@google.com>
23677 PR middle-end/39378
23678 * function.h (struct rtl_data): Move is_thunk from here...
23679 (struct function): ...to here.
23680 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23681 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23683 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23685 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23686 (alpha_output_function_end_prologue): Likewise.
23687 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23688 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23689 (rs6000_output_function_epilogue): Likewise.
23690 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23692 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23695 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23696 from different units in a single alternative.
23697 (*truncdfsf_i387): Ditto.
23698 (*truncxfsf2_mixed): Ditto.
23699 (*truncxfdf2_mixed): Ditto.
23701 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23703 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23704 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23707 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23708 unused non-artificial variables when not optimizing.
23711 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23712 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23713 NAMESPACE_DECL in its DECL_INITIAL.
23715 PR middle-end/39443
23716 * optabs.c (set_user_assembler_libfunc): New function.
23717 * expr.h (set_user_assembler_libfunc): New prototype.
23718 * c-common.c: Include libfuncs.h.
23719 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23720 for memcmp, memset, memcpy, memmove and abort.
23721 * Makefile.in (c-common.o): Depend on libfuncs.h.
23724 * dwarf2out.c (gen_inlined_enumeration_type_die,
23725 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23726 gen_tagged_type_instantiation_die): Removed.
23727 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23730 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23733 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23735 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23736 (check-parallel-%): Ditto.
23737 (check-consistency): Ditto.
23739 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23741 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23742 local variable rhs by NULL_TREE.
23744 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23747 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23749 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23752 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23754 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23757 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23758 for ms->sysv ABI calls only in 64bit mode.
23760 * config/i386/i386.md (untyped_call): Support 32bit.
23762 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23764 * doc/extend.texi: Replace x86_65 with x86_64.
23766 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23768 PR tree-optimization/39455
23769 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23770 mismatches for POINTER_TYPE_P (type).
23771 (number_of_iterations_le): Likewise.
23773 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23775 * config/picochip/picochip.c: Removed profiling support.
23776 * config/picochip/picochip.md: Removed profiling instruction.
23777 * config/picochip/picochip.h: Removed profiling builtin.
23779 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23781 * doc/install.texi (--with-host-libstdcxx): Document.
23783 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23786 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23787 generate a warning if the function name does not begin with
23788 "__vector" and the function has either the 'signal' or 'interrupt'
23789 attribute, from here to ...
23790 (avr_declare_function_name): ...here. New function.
23791 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23792 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23794 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23797 * cse.c (fold_rtx): Don't modify original const_arg1 when
23798 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23799 separate variable instead.
23800 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23801 from out of range shift counts.
23802 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23804 2009-03-13 Catherine Moore <clm@codesourcery.com>
23806 * config/i386/x-mingw32 (host-mingw32.o): Replace
23807 diagnostic.h with $(DIAGNOSTIC_H).
23809 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23812 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23814 * config/i386/sync.md (sync_compare_and_swap<mode>,
23815 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23816 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23818 (sync_double_compare_and_swapdi_pic,
23819 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23820 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23822 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23825 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23827 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23830 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23831 (avx_addsubv4df3): Likewise.
23832 (*avx_addsubv4sf3): Likewise.
23833 (sse3_addsubv4sf3): Likewise.
23835 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23838 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23840 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23843 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23844 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23845 registers for allocnos created from user-defined variables.
23847 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23850 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23851 of non-integer mode as well.
23853 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23855 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23856 for functions for which the parameter types are unknown.
23858 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23861 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23862 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23863 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23864 * config/i386/i386.c (ix86_local_alignment): For
23865 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23866 long long variables on the stack to avoid dynamic realignment.
23867 Allow the first argument to be a decl rather than type.
23868 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23870 2009-03-11 Nick Clifton <nickc@redhat.com>
23873 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23875 Add description to mno-lsim option.
23876 * config/mcore/mcore.h: Remove comment about deprecated m4align
23878 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23879 * doc/invoke.texi: Add description of mno-lsim and
23880 mstack-increment options.
23882 * config/fr30/fr30.opt: Document the -mno-lsim option.
23883 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23884 and -mno-lsim options.
23886 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23888 * fold-const.c (fold_comparison): Only call fold_inf_compare
23889 if the mode supports infinities.
23891 2009-03-11 Jason Merrill <jason@redhat.com>
23894 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23895 end already did. Notice GIMPLE_CALL modifications of the result.
23896 Don't copy debug information from an ignored decl or a decl from
23899 2009-03-10 Richard Guenther <rguenther@suse.de>
23900 Nathan Froyd <froydnj@codesourcery.com>
23902 PR middle-end/37850
23903 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23904 (__divMODE3): Likewise.
23906 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23908 PR tree-optimization/39394
23909 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23910 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23912 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23914 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23915 inline asms for register asm ("") declarations.
23917 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23919 * fold-const.c (fold_unary): Fix comment.
23921 2009-03-07 Jan Hubicka <jh@suse.cz>
23924 * tree-inline.c (setup_one_parameter): Do replacement of const
23925 argument by constant in SSA form.
23927 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23929 PR middle-end/38028
23930 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23931 determine alignment passed to assign_stack_local.
23932 (assign_parms_unsplit_complex): Likewise.
23933 * except.c (sjlj_build_landing_pads): Likewise.
23935 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23937 PR middle-end/39360
23938 * tree-flow.h (add_referenced_var): Return bool instead of void.
23939 * tree-dfa.c (add_referenced_var): Return result of
23940 referenced_var_check_and_insert call.
23941 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23942 of referenced_var_check_and_insert.
23945 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23946 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23947 DIE, don't emit it if abstract origin already has it.
23948 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23949 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23951 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23953 * genpreds.c (needs_variable): Fix parentheses at variable name
23955 (write_tm_constrs_h): Indent generated code.
23957 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23959 * doc/extend.texi (Function Attributes): Add documentation
23960 for isr attributes.
23962 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23965 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23966 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23968 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23970 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23973 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23976 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23977 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23979 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23981 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23982 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23983 constants instead of magic numbers.
23984 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23986 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23987 (x86_64_ms_abi_int_parameter_registers): Ditto.
23988 (x86_64_int_return_registers): Ditto.
23989 (ix86_maybe_switch_abi): Ditto.
23990 (ix86_expand_call): Ditto for clobbered_registers array.
23991 (ix86_hard_regno_mode_ok): Ditto.
23992 (x86_extended_QIreg_mentioned_p): Ditto.
23994 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23996 PR tree-optimization/39349
23997 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23999 * combine.c (gen_lowpart_for_combine): Use omode when generating
24002 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
24004 PR rtl-optimization/39235
24005 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
24007 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24009 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
24011 2009-03-04 Richard Guenther <rguenther@suse.de>
24013 PR tree-optimization/39362
24014 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
24015 that occur in abnormal PHIs should be varying.
24017 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24019 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
24021 (simple_iv): Take loop as an argument instead of statement.
24022 * tree-scalar-evolution.h (simple_iv): Declaration changed.
24023 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
24025 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
24027 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
24028 * matrix-reorg.c (analyze_transpose): Ditto.
24029 * tree-data-ref.c (dr_analyze_innermost): Ditto.
24030 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
24031 * tree-predcom.c (ref_at_iteration): Ditto.
24032 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
24034 2009-03-04 Richard Guenther <rguenther@suse.de>
24036 PR tree-optimization/39358
24037 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
24038 escaped_id and callused_id.
24039 (solve_graph): Likewise.
24041 2009-03-04 Richard Guenther <rguenther@suse.de>
24043 PR tree-optimization/39339
24044 * tree-sra.c (try_instantiate_multiple_fields): Make it
24045 no longer ICE on the above.
24047 2009-03-03 Joseph Myers <joseph@codesourcery.com>
24049 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
24050 that fits within Pmode.
24052 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24054 PR middle-end/10109
24055 * tm.texi (LIBCALL_VALUE): Update description.
24057 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24059 PR middle-end/34443
24060 * doc/extend.texi (section): Update description.
24062 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
24064 PR middle-end/39345
24065 * tree-inline.c (remapped_type): New.
24066 (can_be_nonlocal): Call remapped_type instead of remap_type.
24068 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24071 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
24072 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
24074 2009-03-03 Richard Guenther <rguenther@suse.de>
24076 PR middle-end/39272
24077 * tree.c (tree_nonartificial_location): New function.
24078 * tree.h (tree_nonartificial_location): Declare.
24079 * builtins.c (expand_builtin_memory_chk): Provide location
24080 of the call location for artificial function pieces.
24081 (maybe_emit_chk_warning): Likewise.
24082 (maybe_emit_sprintf_chk_warning): Likewise.
24083 (maybe_emit_free_warning): Likewise.
24084 * expr.c (expand_expr_real_1): Likewise.
24086 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24088 PR tree-optimization/39343
24089 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
24090 COMPONENT_REF t has ARRAY_TYPE.
24092 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
24094 PR middle-end/39335
24095 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
24096 when the type precision of the induction variable should be
24097 larger than the type precision of nit.
24098 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
24099 * graphite.c (graphite_loop_normal_form): Same.
24100 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
24102 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24104 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
24105 (*call_1_rex64_ms_sysv): Use named constants instead of magic
24106 numbers to describe clobbered registers.
24107 (*call_value_0_rex64_ms_sysv): Ditto.
24108 * config/i386/mmx.md (mmx_emms): Ditto.
24109 (mmx_femms): Ditto.
24111 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
24113 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
24116 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24118 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
24119 (spu_section_type_flags): New function.
24121 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24123 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
24124 reg_class_contents of FLOAT_REGS into a temporary.
24126 2009-03-02 Richard Guenther <rguenther@suse.de>
24127 Ira Rosen <irar@il.ibm.com>
24129 PR tree-optimization/39318
24130 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
24131 information to the vectorized statement.
24133 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
24135 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
24136 variable. Use defined names instead of magic constants for REX SSE
24139 2009-03-01 Richard Guenther <rguenther@suse.de>
24141 PR tree-optimization/39331
24142 * omp-low.c (lower_send_shared_vars): Do not receive new
24143 values for the reference of DECL_BY_REFERENCE parms or results.
24145 2009-03-01 Jan Hubicka <jh@suse.cz>
24148 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
24149 BLOCK_NONLOCALIZED_VAR): New macros.
24150 (tree_block): Add nonlocalized_vars.
24151 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
24152 gen_decl_die): Add origin argument. Allow generation of die with
24153 origin at hand only.
24154 (gen_member_die, gen_type_die_with_usage, force_decl_die,
24155 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
24157 (gen_block_die): Fix checking for unused blocks.
24158 (process_scope_var): Break out from .... ; work with origins only.
24159 (decls_for_scope) ... here; process nonlocalized list.
24160 (dwarf2out_ignore_block): Look for nonlocalized vars.
24161 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
24163 (dump_scope_block): Dump them.
24164 * tree-inline.c (remap_decls): Handle nonlocalized vars.
24165 (remap_block): Likewise.
24166 (can_be_nonlocal): New predicate.
24167 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
24169 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24171 * configure: Regenerate.
24173 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24175 * optc-gen.awk: No need to duplicate option flags twice.
24176 Reuse help texts for duplicate options which do not have any.
24178 * gcc.c (display_help): Document --version.
24180 * gcc.c (main): If print_help_list and verbose_flag, ensure
24181 driver output comes before subprocess output.
24183 * optc-gen.awk: Assign all remaining fields to help string,
24184 space-separated, for multi-line help in *.opt.
24186 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
24187 -Wno-pedantic-ms-format is for MinGW targets only.
24189 * doc/options.texi (Option file format): Fix bad indentation,
24190 restoring dropped sentence.
24192 2009-02-28 Jan Hubicka <jh@suse.cz>
24194 * tree-inline.c (tree_function_versioning): Output debug info.
24196 2009-02-28 Jan Hubicka <jh@suse.cz>
24199 * tree-inline.c (setup_one_parameter): Do not copy propagate
24200 arguments when not optimizing.
24202 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
24205 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24206 (avx_addsubv4df3): Likewise.
24207 (*avx_addsubv4sf3): Likewise.
24208 (sse3_addsubv4sf3): Likewise.
24209 (*avx_addsubv2df3): Likewise.
24210 (sse3_addsubv2df3): Likewise.
24211 (avx_unpckhps256): Correct item selectors.
24212 (avx_unpcklps256): Likewise.
24213 (avx_unpckhpd256): Likewise.
24214 (avx_unpcklpd256): Likewise.
24216 2009-02-28 Jan Hubicka <jh@suse.cz>
24218 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24220 (copy_arguments_for_versioning): If var is declared don't declare it.
24221 (tree_function_versioning): First setup substitutions and then copy
24224 2009-02-27 Jan Hubicka <jh@suse.cz>
24227 * cgraph.h (varpool_output_debug_info): Remove.
24228 * cgraphunit.c (varpool_output_debug_info): Remove.
24229 * dwarf2out.c (deferred_locations_struct): New struct
24230 (deferred_locations): New type.
24231 (deferred_locations_list): New static var.
24232 (deffer_location): New function.
24233 (gen_variable_die): Use it.
24234 (decls_for_scope): Output info on local static vars.
24235 (dwarf2out_finish): Process deferred locations.
24236 * varpool.c (varpool_output_debug_info): Remove.
24238 2009-02-27 Jan Hubicka <jh@suse.cz>
24241 * tree.h (TREE_PROTECTED): Fix comment.
24242 (BLOCK_HANDLER_BLOCK): Remove.
24243 (struct tree_block): Remove handler_block add body_block.
24244 (inlined_function_outer_scope_p): New.
24245 (is_body_block): Remove.
24246 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24247 * dwarf2out.c (is_inlined_entry_point): Remove.
24248 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24249 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24251 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24252 * gimplify.c (gimplify_expr): Gimplify body blocks.
24253 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24254 block with multiple subblocks.
24255 (dump_scope_block): Prettier output; dump more flags and info.
24256 (dump_scope_blocks): New.
24257 (remove_unused_locals): Use dump_scope_blocks.
24258 * tree-flow.h (dump_scope_blocks): Declare.
24259 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24260 * stmt.c (is_body_block): Remove.
24261 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24262 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24264 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24266 PR middle-end/39308
24267 * graphite.c (graphite_loop_normal_form): Do not call
24268 number_of_iterations_exit from a gcc_assert.
24270 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24272 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24273 jumps if COND is NULL.
24274 (find_cond_jump): New function.
24275 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24276 * config/s390/s390.md: Remove z10_cobra attribute value.
24278 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24280 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24281 force_const_mem returns NULL_RTX.
24283 2009-02-26 Jan Hubicka <jh@suse.cz>
24286 * cgraph.h (varpool_output_debug_info): Remove.
24287 * cgraphunit.c (varpool_output_debug_info): Remove.
24288 * dwarf2out.c (deferred_locations_struct): New struct
24289 (deferred_locations): New type.
24290 (deferred_locations_list): New static var.
24291 (deffer_location): New function.
24292 (gen_variable_die): Use it.
24293 (decls_for_scope): Output info on local static vars.
24294 (dwarf2out_finish): Process deferred locations.
24295 * varpool.c (varpool_output_debug_info): Remove.
24297 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24299 PR rtl-optimization/39241
24300 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24301 to subreg_offset_representable_p.
24303 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24305 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24306 execute function prototype. Get f and nregs from max_reg_num
24307 and get_insns. Remove the first backward pass as it's dead,
24308 guard the forward pass by flag_expensive_optimizations.
24309 (rest_of_handle_regmove): Delete.
24310 (pass_regmove): Replace it with regmove_optimize.
24312 2009-02-25 Martin Jambor <mjambor@suse.cz>
24314 PR tree-optimization/39259
24315 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24316 calls_alloca function flags.
24317 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24318 calls are detected.
24320 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24322 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24323 flags_set_1_rtx, flags_set_1_set): Delete.
24324 (regmove_optimize): Do not call mark_flags_life_zones.
24326 2009-02-24 Julian Brown <julian@codesourcery.com>
24329 * config/arm/arm.c (require_pic_register): Only set
24330 cfun->machine->pic_reg once per function.
24332 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24334 * doc/invoke.texi (Link Options): Document an easier way to pass
24335 options that take arguments to the GNU linker using -Xlinker and -Wl.
24337 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24340 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24342 2009-02-24 Richard Guenther <rguenther@suse.de>
24345 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24347 2009-02-24 Richard Guenther <rguenther@suse.de>
24348 Zdenek Dvorak <ook@ucw.cz>
24350 PR tree-optimization/39233
24351 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24352 from converting them to a generic type.
24354 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24356 PR tree-optimization/39260
24357 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24358 contains a condition with a real type.
24359 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24361 2009-02-23 Jason Merrill <jason@redhat.com>
24364 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24365 narrowing_initializer_constant_valid_p.
24366 (narrowing_initializer_constant_valid_p): Don't return
24367 null_pointer_node for adding a pointer to itself.
24369 2009-02-23 Jan Hubicka <jh@suse.cz>
24372 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24375 2009-02-23 Jan Hubicka <jh@suse.cz>
24377 PR tree-optimization/37709
24378 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24379 * tree.h (block_ultimate_origin): Declare.
24380 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24381 * tree-ssa-live.c (remove_unused_scope_block_p):
24382 Eliminate blocks containig no instructions nor live variables nor
24384 (dump_scope_block): New function.
24385 (remove_unused_locals): Enable removal of dead blocks by default;
24386 enable dumping at TDF_DETAILS.
24388 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24390 * config/i386/i386.c (classify_argument): Don't allow COImode
24392 (function_arg_advance_32): Don't allow OImode.
24393 (function_arg_32): Likewise.
24394 (function_value_32): Likewise.
24395 (return_in_memory_32): Likewise.
24396 (function_arg_64): Remove OImode comment.
24398 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24401 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24402 ix86_expand_vector_set for V4DImode in 64bit mode only.
24403 (ix86_expand_vector_init_one_var): Likewise.
24405 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24407 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24409 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24412 * loop-iv.c: Revert last change.
24413 * emit-rtl.c: Likewise.
24415 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24418 * config/i386/i386.c (type_natural_mode): Remove an extra
24419 space in the warning message.
24420 (function_value_32): Handle 32-byte vector modes.
24421 (return_in_memory_32): Likewise.
24423 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24425 * loop-iv.c (truncate_value): New function.
24426 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24428 (lowpart_subreg): Move to...
24429 * emit-rtl.c: ...here.
24431 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24433 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24434 accidental and undocumented change at revision 140860.
24436 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24438 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24439 take gimple_seq * arguments.
24440 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24441 types_compatible_p langhook.
24443 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24444 Joseph Myers <joseph@codesourcery.com>
24446 * config/arm/arm.c (arm_builtin_va_list): New function.
24447 (arm_expand_builtin_va_start): Likewise.
24448 (arm_gimplify_va_arg_expr): Likewise.
24449 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24450 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24451 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24452 (va_list_type): New variable.
24453 (arm_mangle_type): Mangle va_list_type appropriately.
24455 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24457 PR middle-end/39157
24458 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24459 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24460 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24461 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24462 parameter to 1000 for -O1 by default.
24463 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24465 * loop-invariant.c: Include params.h.
24466 (move_loop_invariants): Don't call move_single_loop_invariants on
24469 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24471 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24472 offset when calculating bounds for indexing stack_usage_map. Fixes
24473 a buffer overflow with certain target setups.
24475 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24478 * calls.c (expand_call): Clear try_tail_call if caller and callee
24479 disagree in promotion of function return value.
24481 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24484 * c-common.c (c_determine_visibility): If visibility changed and
24485 DECL_RTL has been already set, call make_decl_rtl to update symbol
24488 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24491 * varasm.c (assemble_variable): Don't check DECL_NAME when
24492 globalizing a variable.
24494 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24497 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24498 expression before any __builtin_trap call.
24499 * c-typeck.c (build_function_call): Convert and check function
24500 arguments before generating a call to a trap. Evaluate the
24501 function arguments before the trap.
24503 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24506 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24507 (UNSPEC_FXAM_MEM): New unspec.
24508 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24509 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24510 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24512 2009-02-19 Richard Guenther <rguenther@suse.de>
24514 PR tree-optimization/39207
24515 PR tree-optimization/39074
24516 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24517 storedanything_tree): New.
24518 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24519 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24520 (build_succ_graph): Add edges from STOREDANYTHING to all
24522 (init_base_vars): Initialize STOREDANYTHING.
24523 (compute_points_to_sets): Free substitution info after
24524 building the succ graph.
24525 (ipa_pta_execute): Likewise.
24527 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24529 (do_ds_constraint): Do not add to special var or non-pointer
24531 (type_could_have_pointers): Split out from ...
24532 (could_have_pointers): ... here. For arrays use the element type.
24533 (create_variable_info_for): Initialize may_have_pointers.
24534 (new_var_info): Likewise.
24535 (handle_lhs_call): Make the HEAP variable unknown-sized.
24536 (intra_create_variable_infos): Use a type with pointers for
24537 PARM_NOALIAS, make it unknown-sized.
24539 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24542 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24544 2009-02-18 Jason Merrill <jason@redhat.com>
24547 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24548 value if DECL_EXTERNAL.
24549 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24550 * target.h (gcc_target::binds_local_p): Clarify "module".
24551 * tree.h (TREE_PUBLIC): Clarify "module".
24553 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24556 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24557 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24559 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24562 * c.opt (Wabi): Support C and ObjC.
24565 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24567 * config/i386/i386.c (classify_argument): Warn once about the ABI
24568 change when passing union with long double.
24570 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24572 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24575 * c-parser.c (c_parser_compound_statement): Always enter and leave
24578 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24581 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24583 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24585 PR tree-optimization/36922
24586 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24587 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24590 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24592 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24595 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24597 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24599 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24601 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24604 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24605 Richard Sandiford <rdsandiford@googlemail.com>
24607 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24608 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24609 (loongson_biadd): ...this.
24611 2009-02-17 Richard Guenther <rguenther@suse.de>
24613 PR tree-optimization/39202
24614 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24615 a var make sure to follow existing collapses.
24617 2009-02-17 Richard Guenther <rguenther@suse.de>
24619 PR middle-end/39214
24620 * langhooks.c (lhd_print_error_function): Check for NULL block.
24622 2009-02-17 Richard Guenther <rguenther@suse.de>
24624 PR tree-optimization/39204
24625 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24628 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24630 * config/soft-fp/double.h: Update from glibc CVS.
24632 2009-02-17 Richard Guenther <rguenther@suse.de>
24634 PR tree-optimization/39207
24635 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24636 strict-aliasing warnings for pointers pointing to NULL.
24638 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24641 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24642 skipping until next close brace.
24644 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24647 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24648 to function argument boundary.
24650 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24652 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24653 in the lea_add. Reload eventually constraints it properly.
24654 * config/picochip/constraints.md: Remove the target constraint
24655 "b", since it is not needed anymore.
24657 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24659 * gthr-dce.h: Uglify function parameter and local variable names.
24660 * gthr-gnat.h: Likewise.
24661 * gthr-mipssde.h: Likewise.
24662 * gthr-nks.h: Likewise.
24663 * gthr-posix95.h: Likewise.
24664 * gthr-posix.h: Likewise.
24665 * gthr-rtems.h: Likewise.
24666 * gthr-single.h: Likewise.
24667 * gthr-solaris.h: Likewise.
24668 * gthr-tpf.h: Likewise.
24669 * gthr-vxworks.h: Likewise.
24670 * gthr-win32.h: Likewise.
24672 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24675 * config/i386/i386.md: Restrict the new peephole2 to move
24676 between MMX/SSE registers.
24678 2009-02-15 Richard Guenther <rguenther@suse.de>
24681 2009-02-13 Richard Guenther <rguenther@suse.de>
24683 * configure.ac: Enable LFS.
24684 * configure: Re-generate.
24685 * config.in: Likewise.
24687 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24689 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24690 spu_srqwbyte, spu_srqwbytebc): Define.
24691 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24692 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24693 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24694 "shrqby_<mode>"): New insn-and-split patterns.
24695 * config/spu/spu.c (expand_builtin_args): Determine and return
24696 number of operands using spu_builtin_description data.
24697 (spu_expand_builtin_1): Use it.
24699 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24702 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24705 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24708 * config/i386/i386.c (override_options): Correct warning
24709 messages for -malign-loops, -malign-jumps and -malign-functions.
24711 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24714 * config/i386/i386.md: Restrict the new peephole2 to move
24715 between the general purpose registers.
24717 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24720 * config/i386/i386.c (type_natural_mode): Add a new argument.
24721 Return the original mode and warn ABI change if vector size is 32byte.
24722 (function_arg_advance): Updated.
24723 (function_arg): Likewise.
24724 (ix86_function_value): Likewise.
24725 (ix86_return_in_memory): Likewise.
24726 (ix86_sol10_return_in_memory): Likewise.
24727 (ix86_gimplify_va_arg): Likewise.
24728 (function_arg_32): Don't warn ABX ABI change here.
24729 (function_arg_64): Likewise.
24731 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24733 * loop-iv.c (implies_p): In the final case, test that operands 0
24734 of the two comparisons match.
24736 * config/bfin/bfin.c (find_prev_insn_start): New function.
24737 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24738 (find_next_insn_start): Move.
24740 2009-02-13 Richard Guenther <rguenther@suse.de>
24742 * configure.ac: Enable LFS.
24743 * configure: Re-generate.
24744 * config.in: Likewise.
24746 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24749 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24750 sizes on syntax error after some arguments have been parsed.
24752 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24754 * doc/invoke.texi (-fira): Remove.
24756 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24758 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24759 * recog.c: Likewise.
24762 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24764 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24765 (umul_ppmm): Likewise.
24766 (count_leading_zeros): Likewise.
24767 (count_trailing_zeros): Likewise.
24768 (UMUL_TIME): Likewise.
24770 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24772 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24773 soft-fp/t-softfp to tmake_file.
24775 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24776 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24777 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24778 IA64_BUILTIN_INFQ]: New.
24779 (ia64_init_builtins): Initialize __builtin_infq,
24780 __builtin_fabsq and __builtin_copysignq if not HPUX.
24781 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24782 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24784 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24786 (__fixtfti): Likewise.
24787 (__fixunstfti): Likewise.
24788 (__floattitf): Likewise.
24790 * config/ia64/libgcc-glibc.ver: New.
24791 * config/ia64/t-fprules-softfp: Likewise.
24792 * config/ia64/sfp-machine.h: Likewise.
24794 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24795 (LIBGCC2_TF_CEXT): Likewise.
24796 (TF_SIZE): Likewise.
24797 (TARGET_INIT_LIBFUNCS): Likewise.
24799 * config/ia64/t-glibc (SHLINB_MAPFILES):
24800 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24802 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24804 * config/i386/i386.c (construct_container): Rewrite processing
24805 BLKmode with X86_64_SSE_CLASS.
24807 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24810 * config/i386/i386.md: Replace simplify_replace_rtx with
24811 replace_rtx in the new peephole2.
24813 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24815 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24816 loop unrolling do not happen at -O2.
24818 2009-02-12 Michael Matz <matz@suse.de>
24820 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24822 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24824 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24827 2009-02-12 Ben Elliston <bje@au.ibm.com>
24829 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24830 patterns when updating the back chain. Missed in the 2009-02-10
24833 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24835 * doc/extend.texi (Decimal Floating Types): Update identifier of
24836 draft TR and list of missing support.
24838 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24840 PR middle-end/39154
24841 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24842 bit to variable length decl's flags, add it also to its
24843 pointer replacement variable.
24845 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24846 Jakub Jelinek <jakub@redhat.com>
24849 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24850 (memory_blockage): New expander.
24851 (*memory_blockage): New insn pattern.
24852 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24853 instead of general blockage at the end of function prologue when
24854 frame pointer is used to access red zone area. Do not emit blockage
24855 when profiling, it is emitted in generic code.
24856 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24857 function epilogue when frame pointer is used to access red zone area.
24859 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24862 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24863 by arithmetic with memory operands.
24864 * config/i386/predicates.md (commutative_operator): New.
24866 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24868 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24871 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24873 * alias.h (record_alias_subset): Declare.
24874 * alias.c (record_alias_subset): Make global.
24876 2009-02-10 Nick Clifton <nickc@redhat.com>
24878 * tree-parloops.c: Change license to GPLv3.
24879 * ipa-struct-reorg.c: Change license to GPLv3.
24880 * ipa-struct-reorg.h: Change license to GPLv3.
24882 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24885 * c-decl.c (start_struct): Return NULL on error.
24887 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24889 PR middle-end/39124
24890 * cfgloopmanip.c (remove_path): Call remove_bbs after
24891 cancel_loop_tree, not before it.
24894 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24895 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24896 VAR_DECLs were seen.
24897 * tree-ssa-live.c (remove_unused_locals): Recompute
24898 cfun->has_local_explicit_reg_vars.
24899 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24900 copies or clearings if cfun->has_local_explicit_reg_vars.
24902 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24905 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24906 of function prologue when frame pointer is used to access
24909 2009-02-10 Richard Guenther <rguenther@suse.de>
24911 PR middle-end/39127
24912 * gimplify.c (gimple_regimplify_operands): Always look if
24913 we need to create a temporary.
24915 2009-02-10 Richard Guenther <rguenther@suse.de>
24917 PR tree-optimization/39132
24918 * tree-loop-distribution.c (todo): New global var.
24919 (generate_memset_zero): Trigger TODO_rebuild_alias.
24920 (tree_loop_distribution): Return todo.
24922 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24925 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24926 (x86_64_reg_class_name): Removed.
24927 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24928 first one isn't X86_64_SSE_CLASS or any other ones aren't
24929 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24930 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24931 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24932 and 3 X86_64_SSEUP_CLASS.
24933 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24934 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24936 2009-02-10 Ben Elliston <bje@au.ibm.com>
24938 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24939 form instruction to update the stack back chain word, even if the
24940 user has disabled the generation of update instructions.
24941 (movdi_<mode>_update_stack): New.
24942 (movsi_update_stack): Likewise.
24943 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24944 always use an update form instruction to update the stack back
24947 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24949 PR middle-end/38953
24950 * graphite.c (if_region_set_false_region): After moving a region in
24951 the false branch of a condition, remove the empty dummy basic block.
24952 (gloog): Remove wrong fix for PR38953.
24954 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24956 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24957 generation due to implicit sign extension.
24959 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24961 PR middle-end/38981
24962 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24963 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24965 2009-02-09 Richard Guenther <rguenther@suse.de>
24967 PR middle-end/35202
24968 * convert.c (convert_to_real): Disable (float)fn((double)x)
24969 to fnf(x) conversion if errno differences may occur and
24970 -fmath-errno is set.
24972 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24974 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24975 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24976 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24978 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24981 * c-common.c (handle_alias_attribute): Disallow attribute for
24982 anything not a FUNCTION_DECL or VAR_DECL.
24984 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24987 * real.c (do_compare): Special-case compare of zero against
24988 decimal float value.
24990 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24993 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24994 as indicating flexible array members unless the field itself is
24995 being declarared as the incomplete array.
24997 2009-02-06 Jan Hubicka <jh@suse.cz>
24999 PR tree-optimization/38844
25000 * ipa-inline.c (try_inline): Stop inlining recursion when edge
25001 is already inlined.
25003 2009-02-06 Richard Guenther <rguenther@suse.de>
25005 PR middle-end/38977
25006 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
25007 fork because we may expand it as __gcov_fork.
25009 2009-02-06 Nick Clifton <nickc@redhat.com>
25011 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
25013 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
25015 PR tree-optimization/35659
25016 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
25017 vn_phi_eq): Shortcut if hashcode does not match.
25018 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
25020 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
25021 and avoid iterative_hash_expr.
25022 (FOR_EACH_VALUE_ID_IN_SET): New.
25023 (value_id_compare): Remove.
25024 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
25025 sort expressions by value id.
25027 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
25030 * config/sh/predicates.md (general_movsrc_operand): Don't check
25031 the subreg of system registers here.
25033 2009-02-05 Jakub Jelinek <jakub@redhat.com>
25036 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
25037 on the copied decl.
25039 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
25041 PR rtl-optimization/39110
25042 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
25043 addresses, not aligned ones.
25045 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
25046 Richard Guenther <rguenther@suse.de>
25048 PR tree-optimization/39100
25049 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
25050 comment says and add edges.
25052 2009-02-05 Joseph Myers <joseph@codesourcery.com>
25055 * c-common.c (handle_tls_model_attribute): Ignore attribute for
25056 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
25058 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
25060 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
25061 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
25062 register_bb_in_sese, new_sese, free_sese): Moved.
25063 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
25064 outermost_loop_in_scop, build_scop_iteration_domain,
25065 expand_scalar_variables_ssa_name, get_vdef_before_scop,
25066 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
25067 Use loop_in_sese_p instead of loop_in_scop_p.
25068 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
25069 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
25070 (scopdet_basic_block_info): Fix bug in scop detection.
25071 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
25072 eq_loop_to_cloog_loop): Remove.
25073 (nb_loops_around_loop_in_scop, nb_loop
25074 ref_nb_loops): Moved here...
25075 * graphite.h (ref_nb_loops): ... from here.
25076 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
25077 (loop_domain_dim, loop_iteration_vector_dim): Remove.
25078 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
25080 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
25081 Hans-Peter Nilsson <hp@axis.com>
25083 PR rtl-optimization/37889
25084 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
25085 Move offset handling from PLUS to before the switch. Use new
25086 arguments when considering SYMBOL_REFs too.
25087 (rtx_addr_can_trap_p): Pass dummy offset and size.
25088 (enum may_trap_p_flags): Remove.
25089 (may_trap_p_1): Pass size from MEM_SIZE.
25091 PR rtl-optimization/38921
25092 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
25093 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
25094 * rtlanal.c (may_trap_after_code_motion_p): Delete.
25095 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
25097 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
25099 AVX Programming Reference (January, 2009)
25100 * config/i386/sse.md (*vpclmulqdq): New.
25102 2009-02-04 Jakub Jelinek <jakub@redhat.com>
25104 PR tree-optimization/38977
25105 PR gcov-profile/38292
25106 * calls.c (special_function_p): Disregard __builtin_ prefix.
25108 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
25110 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
25111 non-indexable addresses even before reload.
25113 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25116 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
25117 as having variable size. Do not give an error for unnamed
25118 parameters with [*] declarators. Give a warning for type names
25119 with [*] declarators and mark them as variable size.
25120 * c-parser.c (c_parser_sizeof_expression): Do not give an error
25121 for sizeof applied to [*] type names.
25123 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25126 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
25128 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25130 * gcc.c (process_command): Update copyright notice dates.
25131 * gcov.c (print_version): Likewise.
25132 * gcov-dump.c (print_version): Likewise.
25133 * mips-tfile.c (main): Likewise.
25134 * mips-tdump.c (main): Likewise.
25136 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25139 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
25140 for composite type involving a zero-length array type.
25142 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25145 * function.c (match_asm_constraints_1): Skip over
25146 initial optional % in the constraint.
25148 PR inline-asm/39059
25149 * c-parser.c (c_parser_postfix_expression): If fixed point is not
25150 supported, don't accept FIXED_CSTs.
25151 * c-decl.c (finish_declspecs): Error if fixed point is not supported
25152 and _Sat is used without _Fract/_Accum. Set specs->type to
25153 integer_type_node for cts_fract/cts_accum if fixed point is not
25156 2009-02-02 Catherine Moore <clm@codesourcery.com>
25158 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
25160 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
25162 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
25163 (ABI_HAS_64BIT_SYMBOLS): Use it.
25164 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
25166 2009-02-02 Paul Brook <paul@codesourcery.com>
25168 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
25170 2009-02-02 Jakub Jelinek <jakub@redhat.com>
25172 PR inline-asm/39058
25173 * recog.h (asm_operand_ok): Add constraints argument.
25174 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
25175 recurse on matching constraint.
25176 (check_asm_operands): Pass constraints as 3rd argument to
25177 asm_operand_ok. Don't look up matching constraint here.
25178 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
25181 2009-02-02 Ben Elliston <bje@au.ibm.com>
25183 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
25184 TARGET_NARROW_VOLATILE_BITFIELD macro names.
25186 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25188 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
25189 information. Remove some obsolete information. Reorganize.
25191 * config/pa/fptr.c: Revert license to GPL 2.
25192 * config/pa/milli64.S: Likewise.
25194 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25197 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
25198 LIBRARY name in, instead of hard-coding it.
25199 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
25200 extra target make frag to tmake_files according to EH model.
25201 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25202 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
25203 frags that define makefile variable EH_MODEL appropriately.
25204 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
25205 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
25206 to "-sjlj" according to type of EH configured.
25207 (LIBGCC_SONAME): Concatenate it to shared library base name.
25208 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25209 to "_sjlj" according to type of EH configured.
25210 (LIBGCC_SONAME): Concatenate it to shared library base name.
25211 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25212 (SHLIB_LINK): Add missing semicolon to if-else construct.
25213 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25214 string value of "pe_dll" command-line option.
25215 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25216 (SHLIB_SONAME): Use it when overriding t-cygming default.
25217 (SHLIB_IMPLIB): Override t-cygming default.
25218 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25219 string value of "pe_dll" command-line option.
25221 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25224 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25225 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25227 2009-01-31 Richard Guenther <rguenther@suse.de>
25229 PR tree-optimization/38937
25230 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25231 computing the transitive closure.
25233 2009-01-30 Richard Guenther <rguenther@suse.de>
25235 PR tree-optimization/39041
25236 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25237 Propagate variable indices only if the types match for this stmt.
25239 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25242 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25243 inline but never defined.
25245 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25247 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25248 (*insv_h_di_reg_extimm): New insn.
25249 (*insv_l<mode>_reg_extimm): New insn.
25251 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25253 * config/picochip/picochip.c (flag_conserve_stack): set
25254 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25255 fconserve-stack. Reduce call-overhead used by inliner.
25257 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25260 * common.opt (flag_conserve_stack): Initialised to zero.
25262 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25265 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25266 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25269 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25271 * ira-color.c (allocno_reload_assign): Update comments.
25272 * regmove.c (regmove_optimize): Likewise.
25276 2009-01-29 Robert Millan <rmh@aybabtu.com>
25278 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25279 * config/i386/kopensolaris-gnu.h: New file. Undefine
25280 `MD_UNWIND_SUPPORT'.
25281 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25283 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25285 PR tree-optimization/39007
25286 * tree-loop-distribution.c (generate_builtin): Use
25287 recompute_dominator to compute the immediate dominator of the
25288 basic block just after the loop.
25290 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25292 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25293 (ASM_OUTPUT_DWARF_PCREL): Define.
25295 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25297 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25298 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25299 global. Modify entries about regmove and IRA.
25301 * ra-conflict.c: Remove the file.
25303 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25305 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25306 (pass_regclass_init): Rename to pass_reginfo_init.
25308 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25310 * toplev.h (flag_ira): Remove.
25312 * caller-save.c (setup_save_areas): Remove flag_ira.
25314 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25316 * global.c: Remove the file.
25318 * opts.c (decode_options): Remove flag_ira.
25320 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25322 * regmove.c: Modify file description.
25323 (find_use_as_address, try_auto_increment): Define them only if
25324 AUTO_INC_DEC is defined.
25325 (replacement_quality, replace_in_call_usage, fixup_match_1,
25326 stable_and_no_regs_but_for_p): Remove.
25327 (reg_set_in_bb): Make it static.
25328 (regmove_optimize): Remove flag_ira and code which worked for
25331 * local-alloc.c: Remove the file.
25333 * common.opt (fira): Remove.
25335 * ira.c: Include except.h.
25336 (eliminable_regset): Move from global.c.
25337 (mark_elimination): Ditto. Remove flag_ira.
25338 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25339 equiv_mem_modified, validate_equiv_mem_from_store,
25340 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25341 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25342 no_equiv, recorded_label_ref): Move from local-alloc.c.
25343 (update_equiv_regs): Ditto. Make it static.
25344 (print_insn_chain, print_insn_chains): Move it from global.c.
25345 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25346 (build_insn_chain): Ditto. Make it static.
25347 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25348 Rename to init_live_subregs.
25349 (gate_ira): Remove flag_ira.
25351 * regclass.c: Rename reginfo.c. Change file description.
25352 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25353 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25354 (init_reg_sets_1): Remove code for evaluation of
25355 reg_class_superclasses and losing_caller_save_reg_set.
25356 (init_regs): Remove init_reg_autoinc.
25357 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25358 ok_for_base_p_nonstrict): Remove.
25359 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25360 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25361 corresponding entries.
25362 (dump_regclass, record_operand_costs, scan_one_insn,
25363 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25364 record_address_regs, auto_inc_dec_reg_p): Remove.
25365 (gt-regclass.h): Rename to gt-reginfo.h.
25367 * rtl.h (dump_global_regs, retry_global_alloc,
25368 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25370 * Makefile.in (RA_H): Remove.
25371 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25372 Rename regclass.o to reginfo.o.
25373 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25375 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25376 (GTFILES): Rename regclass.c to reginfo.c.
25378 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25379 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25381 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25382 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25384 (finish_spills): Ditto. Remove code for !flag_ira.
25386 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25388 PR middle-end/35854
25389 * doc/invoke.texi (rtl debug options): Complete rewrite.
25390 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25392 * mode-switching.c (pass_mode_switching): Rename pass from
25393 "mode-sw" to "mode_sw".
25394 * except.c (pass_convert_to_eh_ranges): Rename pass from
25395 "eh-ranges" to "eh_ranges".
25396 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25400 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25401 Alexander Monakov <amonakov@ispras.ru>
25403 PR middle-end/38857
25404 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25406 (move_exprs_to_boundary): Change return type and pass through
25407 should_move from move_op. Relax assert. Update usage ...
25408 (schedule_expr_on_boundary): ... here. Use should_move instead of
25410 (move_op_orig_expr_found): Indicate that insn was disconnected from
25412 (code_motion_process_successors): Do not call after_merge_succs
25413 callback if original expression was not found when traversing any of
25415 (code_motion_path_driver): Change return type. Update prototype.
25416 (move_op): Update comment. Add a new parameter (should_move). Update
25417 prototype. Set *should_move based on indication provided by
25418 move_op_orig_expr_found.
25420 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25422 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25423 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25424 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25425 * config/rs6000/rs6000.c (rs6000_override_options): Default
25426 avoid-indexed-addresses on for Power6, off for everything else.
25427 (avoiding_indexed_address_p): New function.
25428 (rs6000_legitimize_address): Use it.
25429 (rs6000_legitimate_address): Likewise.
25430 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25432 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25434 PR tree-optimization/38997
25435 * tree-loop-distribution.c (generate_memset_zero): Use
25436 POINTER_PLUS_EXPR for a pointer addition.
25438 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25440 * config/s390/s390.md (bswap<mode>2): New pattern added.
25442 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25444 * config/s390/s390.md (*tls_load_31): Added type attribute.
25446 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25448 * config/s390/s390.md: Fix a few comments.
25450 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25452 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25453 (*tm<mode>_full): Fixed z10prop attribute.
25454 (*tst<mode>_extimm): Fixed z10prop attribute.
25455 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25456 (*tstqiCCT_cconly): Fixed z10prop attribute.
25457 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25458 (*movsi_larl): Fixed z10prop attribute.
25459 (*movsi_zarch): Fixed z10prop attribute.
25460 (*movsi_eas): Fixed z10prop attribute.
25461 (*movhi): Fixed z10prop attribute.
25462 (*movqi): Fixed z10prop attribute.
25463 (*movstrictqi): Fixed z10prop attribute.
25464 (*mov<mode>): Fixed z10prop attribute.
25465 (*movcc): Fixed z10prop attribute.
25466 (*sethighpartdi_64): Fixed z10prop attribute.
25467 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25468 (*negdi2_sign_cc): Fixed z10prop attribute.
25469 (*negdi2_sign): Fixed z10prop attribute.
25470 (*absdi2_sign_cc): Fixed z10prop attribute.
25471 (*absdi2_sign): Fixed z10prop attribute.
25472 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25473 (*negabsdi2_sign): Fixed z10prop attribute.
25474 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25475 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25476 (doloop_si64): Fixed z10prop attribute.
25477 (doloop_si31): Fixed z10prop attribute.
25478 (doloop_long): Fixed z10prop attribute.
25479 (indirect_jump): Fixed z10prop attribute.
25480 (nop): Fixed z10prop attribute.
25481 (main_base_64): Fixed z10prop attribute.
25482 (reload_base_64): Fixed z10prop attribute.
25484 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25486 PR rtl-optimization/38740
25487 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25489 * config/mips/mips.c (mips_reorg): Likewise.
25491 2009-01-28 Richard Guenther <rguenther@suse.de>
25493 PR tree-optimization/38926
25494 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25495 with the correct value id to a value.
25496 (do_regular_insertion): Use the value number of edoubleprime
25497 for the value number of the expr.
25500 2008-08-21 Richard Guenther <rguenther@suse.de>
25502 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25503 a PHI ask VN if it is already available.
25504 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25505 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25507 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25509 PR middle-end/38934
25510 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25511 set to varying whenever max has TREE_OVERFLOW set, similarly
25512 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25514 2009-01-28 Richard Guenther <rguenther@suse.de>
25516 PR middle-end/38908
25517 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25518 uninitialized aggregate uses in call arguments.
25520 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25522 PR tree-optimization/38984
25523 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25524 the nothing_id variable if -fno-delete-null-pointer-checks.
25526 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25529 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25530 (set_got_offset_rex64): Ditto.
25532 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25535 * doc/extend.texi: Improve local variable with asm reg.
25537 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25539 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25540 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25541 was not supplied then set warn_packed_bitfield_compat to the
25542 default value of 1.
25543 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25546 2009-01-27 Richard Guenther <rguenther@suse.de>
25548 PR tree-optimization/38503
25549 * cfgexpand.c (expand_gimple_basic_block): Ignore
25550 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25551 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25552 variables that cannot have TBAA applied.
25553 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25556 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25558 PR middle-end/38969
25559 * calls.c (initialize_argument_information): Do not wrap complex
25560 arguments in SAVE_EXPR.
25562 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25564 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25565 (INSTALL_LIBGCC): Revert typo commit.
25567 2009-01-26 Richard Guenther <rguenther@suse.de>
25569 PR tree-optimization/38745
25570 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25571 from special handling.
25573 2009-01-26 Richard Guenther <rguenther@suse.de>
25575 PR tree-optimization/38745
25576 * tree-ssa.c (execute_update_addresses_taken): Do not include
25577 variables that cannot possibly be a register in not_reg_needs.
25578 Do not clear TREE_ADDRESSABLE on vars that may not become
25580 * tree-ssa.c (update_alias_info_1): Include those in the set
25581 of addressable vars.
25583 2009-01-26 Richard Guenther <rguenther@suse.de>
25585 PR middle-end/38851
25586 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25587 * tree-ssa-dse.c: Include langhooks.h
25588 (execute_simple_dse): Remove stores with zero size.
25590 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25593 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25596 2009-01-24 Julian Brown <julian@codesourcery.com>
25598 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25599 config/arm/linux-atomic.c.
25600 * config/arm/linux-atomic.c: New.
25602 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25604 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25605 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25606 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25608 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25611 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25614 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25616 PR tree-optimization/38953
25617 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25618 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25619 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25620 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25623 2009-01-24 Paul Brook <paul@codesourcery.com>
25625 * config/arm/neon.md (neon_type): Move to arm.md.
25626 (neon_mov<VSTRUCT>): Add neon_type attribute.
25627 * config/arm/arm.md (neon_type): Move to here.
25628 (conds): Add "unconditioal" and use as default for NEON insns.
25630 2009-01-24 Ben Elliston <bje@au.ibm.com>
25632 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25633 void *' warning from -Wc++-compat.
25634 * Makefile.in (dominance.o-warn): Remove.
25636 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25638 PR tree-optimization/38932
25639 * fold-const.c (fold_unary_ignore_overflow): New.
25640 * tree.h (fold_unary_ignore_overflow): Declare.
25641 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25642 * tree-ssa-sccvn.c (visit_reference_op_load,
25643 simplify_unary_expression): Likewise.
25645 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25647 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25648 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25649 regardless of their type.
25650 * c-common.c (handle_packed_attribute): Don't ignore packed on
25652 * c.opt (Wpacked-bitfield-compat): New warning option.
25653 * stor-layout.c (place_field): Warn if offset of a field changed.
25654 * doc/extend.texi (packed): Mention the ABI change.
25655 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25656 (Warning Options): Add it to the list.
25658 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25660 * c-opts.c (c_common_post_options): Fix a typo in comments.
25662 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25664 PR middle-end/38615
25665 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25666 variables to static.
25667 * doc/invoke.texi (-fmerge-all-constants): Update description.
25669 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25672 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25673 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25675 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25677 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25679 (LOCAL_ALIGNMENT): Similarly.
25681 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25682 Joseph Myers <joseph@codesourcery.com>
25684 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25685 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25686 * config/arm/arm-tune.md: Regenerate.
25687 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25690 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25692 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25693 version number to five.
25695 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25698 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25699 * c-common.c (set_underlying_type): Likewise.
25700 (is_typedef_decl ): Likewise
25702 (set_underlying_type): Likewise.
25703 (is_typedef_type): Likewise.
25705 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25707 PR middle-end/38587
25708 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25711 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25714 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25715 (LIBGCC_SPEC): Don't define.
25716 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25718 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25720 PR rtl-optimization/38879
25721 * alias.c (base_alias_check): Unaligned access via AND address can
25722 alias all surrounding object types except those with sizes equal
25723 or wider than the size of unaligned access.
25725 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25728 * c-decl.c (clone_underlying_type): Move this ...
25729 * c-common.c (set_underlying_type): ... here.
25730 Also, make sure the function properly sets TYPE_STUB_DECL() on
25731 the newly created typedef variant type.
25732 (is_typedef_decl ): New entry point.
25733 * tree.h: Added a new member member_types_needing_access_check to
25734 struct tree_decl_non_common.
25735 (set_underlying_type): New entry point.
25736 (is_typedef_type): Likewise.
25738 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25740 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25741 Check whether two instructions have memory references that
25742 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25743 are helper functions for traversing.
25744 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25745 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25746 not to draw dependency edge for instructions with non-conflicting
25749 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25752 * longlong.h: Update copyright years. Use soft-fp license notice.
25753 Sync __clz_tab declaration with glibc.
25755 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25758 * doc/extend.texi (syscall_linkage): New.
25759 (version_id): Modify.
25761 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25762 Richard Guenther <rguenther@suse.de>
25764 PR tree-optimization/38747
25765 PR tree-optimization/38748
25766 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25767 conversion if the base address is an indirect reference and the
25768 aliasing sets could cause issues.
25770 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25772 * common.opt (fgraphite, fgraphite-identity): Add comment for
25773 explaining why these options are not documented.
25775 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25777 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25778 gimple_call_lhs is NULL.
25780 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25783 * emit-rtl.c (adjust_address_1): Make sure memref is never
25786 2009-01-20 Ben Elliston <bje@au.ibm.com>
25788 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25789 const qualifier from arg parameter. Remove unnecessary cast to char *.
25790 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25791 const qualifier from arg 2.
25793 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25795 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25797 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25800 * rtl.h (reinit_regs): New prototype.
25801 * regclass.c: Include ira.h.
25802 (reinit_regs): New.
25803 * Makefile.in (regclass.o): Add ira.h.
25804 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25806 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25809 * c-common.c (handle_aligned_attribute): Use
25810 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25811 default alignment value.
25813 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25815 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25816 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25818 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25819 __BIGGEST_ALIGNMENT__.
25821 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25823 2009-01-18 Richard Guenther <rguenther@suse.de>
25825 PR tree-optimization/38819
25826 * tree-flow.h (operation_could_trap_helper_p): Declare.
25827 * tree-eh.c (operation_could_trap_helper_p): Export.
25828 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25829 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25830 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25831 are about to insert a possibly trapping instruction and fail
25834 2009-01-18 Andreas Schwab <schwab@suse.de>
25836 * doc/install.texi (Configuration): Remove obsolete paragraph
25837 about use of --with-gnu-ld with --with-gnu-as.
25839 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25841 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25842 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25843 Follow spelling conventions.
25845 2009-01-18 Ben Elliston <bje@au.ibm.com>
25847 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25848 C++ warning about implicit conversion from void * to struct
25850 (bitmap_obstack_free): Likewise for bitmap_element *.
25851 * Makefile.in (bitmap.o-warn): Remove.
25853 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25855 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25857 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25858 Tobias Grosser <tobi.grosser@amd.com>
25860 * graphite.c (graphite_trans_scop_block): Do not block single
25863 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25865 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25866 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25867 test with assertion.
25869 2009-01-16 Richard Guenther <rguenther@suse.de>
25871 PR tree-optimization/38835
25872 PR middle-end/36227
25873 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25874 and INT + PTR -> (INT)(PTR p+ INT) folding.
25875 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25877 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25880 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25881 the subreg from a lowpart subreg if it is also casting the value.
25883 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25884 Tobias Grosser <tobi.grosser@amd.com>
25886 * graphite.c (compare_prefix_loops): New.
25887 (build_scop_canonical_schedules): Rewritten.
25888 (graphite_transform_loops): Move build_scop_canonical_schedules
25889 after build_scop_iteration_domain.
25891 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25892 Tobias Grosser <tobi.grosser@amd.com>
25894 * graphite.c (add_conditions_to_domain): Add the loops to
25895 the dimension of the iteration domain. Do copy the domain
25896 only when it exists.
25897 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25898 (add_conditions_to_constraints): New.
25899 (can_generate_code_stmt, can_generate_code): Removed.
25900 (gloog): Do not call can_generate_code.
25901 (graphite_transform_loops): Call add_conditions_to_constraints
25902 after building the iteration domain.
25904 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25906 PR tree-optimization/38789
25907 * tree-ssa-threadedge.c
25908 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25909 __builtin_constant_p.
25911 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25913 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25914 examined before deleting them.
25916 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25918 * function.c (aggregate_value_p): Correctly extract the function
25919 type from CALL_EXPR_FN lookup.
25921 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25923 * config/picochip/picochip.c (picochip_override_options): Revert
25924 CFI asm flag disable commited previously.
25926 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25927 Tobias Grosser <tobi.grosser@amd.com>
25928 Jan Sjodin <jan.sjodin@amd.com>
25930 * graphite.c (scan_tree_for_params): On substractions negate
25931 all the coefficients of the term.
25932 (clast_to_gcc_expression_red): New. Handle reduction expressions
25933 of more than two operands.
25934 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25935 (get_vdef_before_scop): Handle also the case of default definitions.
25937 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25939 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25940 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25941 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25943 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25944 Joey Ye <joey.ye@intel.com>
25946 PR middle-end/37843
25947 * cfgexpand.c (expand_stack_alignment): Don't update stack
25948 boundary nor check incoming stack boundary here.
25949 (gimple_expand_cfg): Update stack boundary and check incoming
25950 stack boundary here.
25952 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25954 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25956 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25958 PR rtl-optimization/38245
25959 * calls.c (expand_call): Add stack arguments to
25960 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25961 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25962 in regs and partially in memory or BLKmode arguments.
25963 (emit_library_call_value_1): Add stack arguments to
25964 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25965 ACCUMULATE_OUTGOING_ARGS).
25966 * dce.c: Include tm_p.h.
25967 (find_call_stack_args): New function.
25968 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25970 (mark_insn): Call find_call_stack_args for CALL_Ps.
25971 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25972 forwards. Allocate and free arg_stores bitmap if needed, pass it
25973 down to deletable_insn_p, don't mark stores set in arg_stores
25974 bitmap, clear the bitmap at the beginning of each bb.
25975 * Makefile.in (dce.o): Depend on $(TM_P_H).
25977 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25980 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25981 to make sure the insn is a conditional test (bug 22599). Reformat a
25984 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25986 PR middle-end/38431
25987 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25988 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25989 (gloog): Do not call cleanup_tree_cfg.
25990 (graphite_transform_loops): Call cleanup_tree_cfg after all
25991 scops have been code generated.
25993 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25994 * doc/gty.texi (Invoking the garbage collector): Added new node
25995 and section documenting ggc_collect.
25997 2009-01-14 Richard Guenther <rguenther@suse.de>
25999 PR tree-optimization/38826
26000 PR middle-end/38477
26001 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
26002 initialization notes only if we actually emitted a warning.
26003 (intra_create_variable_infos): Add constraints for a result decl
26004 that is passed by hidden reference.
26005 (build_pred_graph): Mark all related variables non-direct on
26008 2009-01-14 Nick Clifton <nickc@redhat.com>
26010 * ira-conflicts.c: Include addresses.h for the definition of
26012 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
26013 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
26015 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
26018 * Makefile.in (ira-lives.o): Add except.h.
26020 * ira-lives.c: Include except.h.
26021 (process_bb_node_lives): Process can_throw_internal.
26023 2009-01-13 Jakub Jelinek <jakub@redhat.com>
26025 PR rtl-optimization/38774
26026 * combine.c (simplify_set): When undoing cc_use change, don't do
26027 PUT_CODE on the newly created comparison, but instead put back the
26030 2009-01-13 Joseph Myers <joseph@codesourcery.com>
26032 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
26033 values. Remove duplicate arm8 entry.
26035 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26037 PR tree-optimization/38786
26038 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
26039 the SSA_NAME case of expand_scalar_variables_expr.
26040 Set the type of an expression to the type of its assign statement.
26041 (expand_scalar_variables_expr): Also gather the scalar computation
26042 used to index the memory access. Do not pass loop_p.
26043 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
26044 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
26045 the gimple_stmt_iterator where it inserts new code.
26046 Do not pass loop_p.
26047 (copy_bb_and_scalar_dependences): Do not pass loop_p.
26048 (translate_clast): Update call to copy_bb_and_scalar_dependences.
26050 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26052 * graphite.h (debug_value): Removed.
26053 * graphite.c (debug_value): Removed.
26055 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26057 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
26058 ldrd/strd with two 32-bit instructions.
26060 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26062 * config/arm/arm.c (struct processors): Pass for speed down into
26063 cost helper functions.
26064 (const_ok_for_op): Handle COMPARE and inequality nodes.
26065 (arm_rtx_costs_1): Rewrite.
26066 (arm_size_rtx_costs): Update prototype.
26067 (arm_rtx_costs): Pass speed down to helper functions.
26068 (arm_slowmul_rtx_costs): Rework cost calculations.
26069 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
26070 (arm_9e_rtx_costs): Likewise.
26072 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
26074 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
26075 relocations of local symbols wider than UNITS_PER_WORD are not valid.
26076 (alpha_legitimize_address): Do not split local symbols wider than
26077 UNITS_PER_WORD into HIGH/LO_SUM parts.
26079 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
26082 * gcc.c (process_command): Replace call to execvp with calls
26083 to pex_one and exit.
26085 2009-01-03 Anatoly Sokolov <aesok@post.ru>
26088 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
26089 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
26090 variant for devices with 3-byte PC.
26091 (__tablejump_elpm__): New.
26093 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26096 * c-parser.c (c_parser_postfix_expression): Allow `->' in
26097 offsetof member-designator, handle it as `[0].'.
26099 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26101 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
26102 function when not using named sections on targets with named sections
26103 if branch distance is less than 262132.
26105 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
26107 * combine.c (combine_instructions): Recompute
26108 optimize_this_for_speed_p for each BB in the main combine loop.
26110 2009-01-12 Tomas Bily <tbily@suse.cz>
26113 * tree-loop-distribution.c (prop_phis): New function.
26114 (generate_builtin): Call prop_phis.
26116 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26118 PR tree-optimization/38807
26119 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
26120 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
26122 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
26124 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
26125 subreg of op0 to the original op0.
26127 2009-01-11 Laurent GUERBY <laurent@guerby.net>
26129 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
26131 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
26134 * mips-tfile.c (parse_def): Fix parsing of def strings
26135 starting with digits.
26137 2009-01-10 Jakub Jelinek <jakub@redhat.com>
26140 * config/arm/arm.c (arm_is_long_call_p): Don't call
26141 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
26143 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
26145 * regrename.c (regrename_optimize): Fix dumping.
26146 (find_oldest_value_reg): Preserve REG_POINTER.
26147 (copy_hardreg_forward_1): Likewise.
26149 2009-01-09 Diego Novillo <dnovillo@google.com>
26151 * gimple.h (struct gimple_statement_base) <uid>: Document
26152 the restrictions on its use.
26153 (gimple_uid): Tidy.
26154 (gimple_set_uid): Tidy.
26156 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26158 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
26159 zero guard even if align_bytes != 0 and count is smaller than
26162 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
26164 PR rtl-optimization/38495
26165 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
26166 (add_range_and_copies_from_move_list): Print all added ranges.
26167 Add ranges to memory optimized destination.
26169 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26173 * config/i386/i386.c (override_options): Reject
26174 -mstringop-strategy=rep_8byte with -m32.
26175 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
26176 to 1. Do count comparison against epilogue_size_needed at compile
26177 time even when count_exp was constant forced into register. For
26178 size_needed don't jump to epilogue, instead just avoid aligning
26179 and invoke the body algorithm. If need_zero_guard, add zero guard
26180 even if count is non-zero, but smaller than size_needed + number of
26181 bytes that could be stored for alignment.
26182 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
26183 to 1. If need_zero_guard, add zero guard even if count is non-zero,
26184 but smaller than size_needed + number of bytes that could be stored
26185 for alignment. Compare size_needed with epilogue_size_needed instead
26186 of desired_align - align, don't adjust size_needed, pass
26187 epilogue_size_needed to the epilogue expanders.
26190 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
26192 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26194 * pa.c (last_address): Change to unsigned.
26195 (update_total_code_bytes): Change argument to unsigned. Don't
26196 check if insn addresses are set.
26197 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
26198 addresses are not set.
26199 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
26201 2009-01-09 Nick Clifton <nickc@redhat.com>
26203 * config/sh/symbian.c: Replace uses of DECL_INLINE with
26204 DECL_DECLARED_INLINE_P.
26206 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26208 PR middle-end/38347
26209 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26210 GET_MODE (op0) in operand_subword_force calls.
26212 PR middle-end/38771
26213 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26214 fold_convert arg0 operands to TREE_TYPE (op0) first.
26216 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26218 * params.def (ira-max-conflict-table-size): Decrease default value
26221 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26223 PR tree-optimization/37031
26224 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26226 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26227 allocate it using gc instead of heap, use VEC_quick_push instead of
26229 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26230 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26231 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26232 allocated vector from heap allocated.
26233 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26234 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26235 vector only after perfect_loop_nest_depth call.
26237 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26238 Jan Sjodin <jan.sjodin@amd.com>
26240 PR tree-optimization/38559
26241 * graphite.c (debug_value, copy_constraint,
26242 swap_constraint_variables, scale_constraint_variable, ): New.
26243 (get_lower_bound, get_upper_bound): Removed.
26244 (graphite_trans_bb_strip_mine): Clean up this code that works
26245 only for constant number of iterations. Fully copy upper and
26246 lower bound constraints, not only the constant part of them.
26247 * graphite.h (debug_value): Declared.
26249 2009-01-08 Ira Rosen <irar@il.ibm.com>
26251 PR tree-optimization/37194
26252 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26253 Don't add the cost of cost model guard in prologue to scalar
26254 outside cost in case of known number of iterations.
26256 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26257 Alan Modra <amodra@bigpond.net.au>
26259 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26260 non-word-aligned REG+CONST addressing.
26262 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26265 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26266 free_after_compilation when outputting a thunk.
26267 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26268 Do not call free_after_compilation here.
26270 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26272 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26273 (ix86_valid_target_attribute_inner_p): Ditto.
26275 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26277 PR tree-optimization/38492
26278 PR tree-optimization/38498
26279 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26280 * tree-chrec.h (scev_is_linear_expression): Declared.
26281 * graphite.c (graphite_cannot_represent_loop_niter): New.
26282 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26283 (graphite_loop_normal_form): Use gcc_assert.
26284 (scan_tree_for_params): Use CASE_CONVERT.
26285 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26286 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26287 Use gcc_assert. Discard scops that contain unhandled cases.
26288 (build_scop_conditions): Return a boolean status for unhandled cases.
26289 (strip_mine_profitable_p): Print the loop number, not its depth.
26290 (is_interchange_valid): Pass the depth of the loop nest, don't
26291 recompute it wrongly.
26292 (graphite_trans_bb_block): Same.
26293 (graphite_trans_bb_block): Print tentative of loop blocking.
26294 (graphite_trans_scop_block): Do not print that the loop has been
26296 (graphite_transform_loops): Do not handle scops that contain condition
26299 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26301 AVX Programming Reference (December, 2008)
26302 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26303 (_mm256_stream_pd): Likewise.
26304 (_mm256_stream_ps): Likewise.
26306 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26307 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26308 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26309 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26310 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26311 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26312 (ix86_expand_special_args_builtin): Likewise.
26314 * config/i386/sse.md (AVXMODEDI): New.
26315 (avx_movnt<mode>): Likewise.
26316 (avx_movnt<mode>): Likewise.
26317 (<sse>_movnt<mode>): Remove AVX support.
26318 (sse2_movntv2di): Likewise.
26320 2009-01-07 Richard Guenther <rguenther@suse.de>
26322 PR middle-end/38751
26323 * fold-const.c (extract_muldiv): Remove obsolete comment.
26324 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26325 to PLUS_EXPR canonicalization for the canonicalization.
26327 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26329 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26330 hosted cross-compilers generating less efficient code.
26332 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26334 * function.h (rtl_data): Add a dbr_scheduled_p field.
26335 * reorg.c (dbr_schedule): Set it.
26336 (gate_handle_delay_slots): Check it.
26337 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26338 (mips_reorg): Check flag_delayed_branch instead of
26339 mips_base_delayed_branch.
26340 (mips_override_options): Don't set mips_base_delayed_branch
26341 or flag_delayed_branch.
26343 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26345 PR rtl-optimization/38426.
26346 * ira.c (ira): Set current_function_is_leaf earlier.
26348 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26350 PR rtl-optimization/38722
26351 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26352 too early, only set a flag and modify after last possible
26355 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26358 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26359 * real.c (decimal_single_format): Correct values of emin and emax.
26360 (decimal_double_format): Ditto.
26361 (decimal_quad_format): Ditto.
26362 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26363 computation of DECnn_MIN and DECnn_MAX for corrected values of
26364 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26365 __DECnn_MIN__, and adjust its computation for the corrected value
26368 2009-01-06 Jan Hubicka <jh@suse.cz>
26371 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26373 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26375 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26376 Add Robert Clark to the list of testers.
26378 2009-01-06 Jan Hubicka <jh@suse.cz>
26379 Kai Tietz <kai.tietz@onevision.com>
26381 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26382 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26384 2009-01-06 Jan Hubicka <jh@suse.cz>
26385 Kai Tietz <kai.tietz@onevision.com>
26387 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26389 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26390 (ix86_nsaved_regs): Count only general purpose regs.
26391 (ix86_nsaved_sseregs): New.
26392 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26393 to 16 for w64; compute padding and size of sse reg save area.
26394 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26395 general purpose regs.
26396 (ix86_emit_save_sse_regs_using_mov): New.
26397 (ix86_expand_prologue): Save SSE regs if needed.
26398 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26399 (ix86_emit_restore_sse_regs_using_mov): New.
26400 (ix86_expand_epilogue): Save SSE regs if needed.
26402 2009-01-06 Jan Hubicka <jh@suse.cz>
26403 Kai Tietz <kai.tietz@onevision.com>
26405 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26406 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26407 functions when accumulate outgoing args is off.
26409 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26412 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26413 before using pseudos_have_intersected_live_ranges_p.
26415 * ira-int.h (ira_assert): Always define.
26417 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26419 AVX Programming Reference (December, 2008)
26420 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26421 (_mm256_permute2_pd): Likewise.
26422 (_mm_permute2_ps): Likewise.
26423 (_mm256_permute2_ps): Likewise.
26424 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26425 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26427 * config/i386/i386.c (ix86_builtins): Remove
26428 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26429 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26430 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26431 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26432 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26433 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26434 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26435 __builtin_ia32_vpermil2ps256.
26436 (ix86_init_mmx_sse_builtins): Updated.
26437 (ix86_expand_args_builtin): Likewise.
26439 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26441 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26442 long absolute calls when generating PA 2.0 code.
26444 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26446 PR rtl-optimization/38583
26447 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26449 * params.def (ira-max-conflict-table-size): New.
26451 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26453 * ira.h (ira_conflicts_p): New external definition.
26455 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26456 table. Report this. Return result of building.
26457 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26458 building conflict table.
26460 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26461 (ira_color): Use ira_conflicts_p.
26463 * global.c: Include ira.h.
26464 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26467 * Makefile.in (global.o): Add ira.h.
26469 * ira-build.c (mark_all_loops_for_removal,
26470 propagate_some_info_from_allocno): New.
26471 (remove_unnecessary_allocnos): Call
26472 propagate_some_info_from_allocno.
26473 (remove_low_level_allocnos): New.
26474 (remove_unnecessary_regions): Add parameter. Call
26475 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26476 parameter to remove_unnecessary_regions.
26477 (ira_build): Remove all regions but root if the conflict table was
26478 not built. Update conflict hard regs for allocnos crossing calls.
26480 * ira.c (ira_conflicts_p): New global.
26481 (ira): Define and use ira_conflicts_p.
26483 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26484 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26485 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26487 2009-01-06 Ben Elliston <bje@au.ibm.com>
26489 * gengtype-lex.l (YY_NO_INPUT): Define.
26491 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26494 * c-common.c (handle_vector_size_attribute): Also reject
26495 BOOLEAN_TYPE types.
26497 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26499 PR tree-optimization/38492
26500 * graphite.c (rename_map_elt, debug_rename_elt,
26501 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26502 rename_map_elt_info, eq_rename_map_elts,
26503 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26504 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26505 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26506 (sese_build_livein_liveouts): New.
26507 (new_sese, free_sese): New.
26508 (new_scop): Call new_sese.
26509 (free_scop): Call free_sese.
26510 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26511 (register_old_new_names): Renamed register_old_and_new_names.
26512 (register_scop_liveout_renames, add_loop_exit_phis,
26513 insert_loop_close_phis, struct igp,
26514 default_liveout_before_guard, add_guard_exit_phis,
26515 insert_guard_phis, copy_renames): New.
26516 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26517 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26518 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26519 (scop_adjust_phis_for_liveouts): New.
26520 (gloog): Call scop_adjust_phis_for_liveouts.
26522 * graphite.h (struct sese): Documented. Added fields liveout,
26523 num_ver and livein.
26524 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26525 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26526 (struct scop): Added field liveout_renames.
26527 (SCOP_LIVEOUT_RENAMES): New.
26529 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26531 PR tree-optimization/38510
26532 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26533 (translate_clast): Call recompute_all_dominators before
26535 (gloog): Call recompute_all_dominators before graphite_verify.
26537 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26538 Jan Sjodin <jan.sjodin@amd.com>
26540 PR tree-optimization/38500
26541 * graphite.c (create_sese_edges): Call fix_loop_structure after
26544 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26546 * config.gcc: Add m32r*-*-rtems*.
26547 * config/m32r/rtems.h: New file.
26549 2009-01-05 Ben Elliston <bje@au.ibm.com>
26551 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26552 (.po.pox): Likewise.
26553 (po/gcc.pot): Likewise.
26555 2009-01-04 David S. Miller <davem@davemloft.net>
26557 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26558 (STARTING_FRAME_OFFSET): Always set to zero.
26560 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26562 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26563 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26564 fixed-point types, and vectors of the same.
26566 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26568 * config/mips/sync.md (*mb_barrier): Rename to...
26569 (*memory_barrier): ...this.
26571 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26573 * doc/extend.texi (Function Attributes): Move @cindex after @item
26574 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26575 and put in alphabetical order. Fix 'target' name and put in order.
26576 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26579 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26581 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26582 (memory_barrier): Expand as unspec instead of unspec_volatile.
26583 Remove mem:BLK from insn operands. Use Pmode scratch register.
26584 (*memory_barrier): Define as unspec instead of unspec_volatile.
26585 Use (match_dup 0) as input operand.
26587 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26588 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26589 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26590 scratch register. Remove operand 1.
26591 (*stbar): Define as unspec instead of unspec_volatile.
26592 Use (match_dup 0) as input operand, remove (const_int 8).
26593 (*membar): Define as unspec instead of unspec_volatile.
26594 Use (match_dup 0) as input operand, remove input operand 2.
26596 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26597 (memory_barrier): Expand as unspec instead of unspec_volatile.
26598 Remove mem:BLK from insn operands. Use Pmode scratch register.
26599 (*memory_barrier): Define as unspec instead of unspec_volatile.
26600 Use (match_dup 0) as input operand.
26602 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26603 Remove mem:BLK from insn operands. Use Pmode scratch register.
26604 Set volatile flag on operand 0.
26605 (*memory_barrier): New insn pattern.
26607 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26609 (*memory_barrier): Use (match_dup 0) as input operand.
26611 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26612 Remove mem:BLK from insn operands. Use Pmode scratch register.
26613 Set volatile flag on operand 0.
26614 (*mb_internal): New insn pattern.
26616 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26618 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26620 PR middle-end/38586
26621 * function.c (struct temp_slot): Move to the section of the file
26622 that deals with temp slots. Remove field 'address'.
26623 (temp_slot_address_table): New hash table of address -> temp slot.
26624 (struct temp_slot_address_entry): New struct, items for the table.
26625 (temp_slot_address_compute_hash, temp_slot_address_hash,
26626 temp_slot_address_eq, insert_temp_slot_address): Support functions
26628 (find_temp_slot_from_address): Rewrite to use the new hash table.
26629 (remove_unused_temp_slot_addresses): Remove addresses of temp
26630 slots that have been made available.
26631 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26632 worker function for remove_unused_temp_slot_addresses.
26633 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26634 Add the temp slot address to the address -> temp slot map.
26635 (update_temp_slot_address): Update via insert_temp_slot_address.
26636 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26637 (pop_temp_slots): Likewise.
26638 (init_temp_slots): Allocate the address -> temp slot map, or empty
26639 the map if it is already allocated.
26640 (prepare_function_start): Initialize temp slot processing.
26642 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26644 PR middle-end/38584
26645 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26646 Calculate the size of all stack vars assuming no packing of stack
26647 vars will happen, replacing a quadratic algorithm with a linear one.
26649 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26652 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26655 2009-01-03 Diego Novillo <dnovillo@google.com>
26657 * doc/contrib.texi: Update contributions.
26659 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26662 * builtins.c (fold_builtin_memory_op): Give up if either operand
26663 is volatile. Set srctype or desttype to non-qualified version
26667 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26668 and FUNCTION_DECLs.
26670 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26672 PR rtl-optimization/35805
26673 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26674 problem if fast dce is able to remove any instructions.
26675 * dce.c (dce_process_block): Fix dump message.
26677 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26680 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26682 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26684 PR middle-end/38690
26685 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26686 * tree-pretty-print.c (op_code_prio): New function.
26687 (op_prio): No longer static. Use op_code_prio.
26688 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26689 Use op_prio and op_code_prio to determine if () should be
26690 printed around operand(s) or not.
26692 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26693 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26694 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26695 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26696 pp_character instead of pp_string for single letter printing.
26698 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26700 * doc/extend.texi: Fix '#pragma GCC option' typo.
26702 2009-01-02 Richard Guenther <rguenther@suse.de>
26704 * doc/install.texi (--enable-checking): Mention different
26705 default for stage1.
26706 (--enable-stage1-checking): Document.
26708 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26710 PR middle-end/30142
26711 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26712 case to be an error.
26714 2009-01-02 Ben Elliston <bje@au.ibm.com>
26716 * config/fp-bit.h (pack_d): Constify argument.
26717 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26718 (isnan): Constify argument.
26720 (iszero): Likewise.
26721 (pack_d): Likewise.
26722 (_fpadd_parts): Constify return type.
26723 (_fpmul_parts): Likewise.
26724 (_fpdiv_parts): Likewise.
26726 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26729 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26730 warn about overwriting initializer with side-effects or
26731 -Woverride-init if !IMPLICIT.
26732 (output_init_element): Likewise. Pass IMPLICIT down to
26734 (process_init_element): Add IMPLICIT argument. Pass it down
26735 to output_init_element.
26736 (push_init_element, pop_init_level, set_designator): Adjust
26737 process_init_element callers.
26738 (set_nonincremental_init, set_nonincremental_init_from_string):
26739 Adjust add_pending_init callers.
26740 (output_pending_init_elements): Adjust output_init_element callers.
26741 * c-tree.h (process_init_element): Adjust prototype.
26742 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26743 process_init_element callers.
26746 Copyright (C) 2009 Free Software Foundation, Inc.
26748 Copying and distribution of this file, with or without modification,
26749 are permitted in any medium without royalty provided the copyright
26750 notice and this notice are preserved.