1 2009-09-23 Justin Seyster <jrseys@gmail.com>
3 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7 * cgraphunit.c (cgraph_lower_function): Revert last change.
8 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
9 instead of DECL_NO_STATIC_CHAIN.
10 * tree-cfg.c (verify_gimple_call): Likewise.
11 * tree-nested.c (get_chain_decl, get_chain_field,
12 convert_tramp_reference_op, convert_gimple_call): Likewise.
13 (convert_all_function_calls): Likewise. Always set or clear
14 DECL_STATIC_CHAIN initially, for !n->outer clear it.
15 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
16 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
18 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
20 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
21 instead of DECL_NO_STATIC_CHAIN.
22 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
23 decl_function_context.
24 * varasm.c (initializer_constant_valid_p): Likewise.
25 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
26 (DECL_STATIC_CHAIN): ... this.
27 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
28 instead of DECL_NO_STATIC_CHAIN.
30 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
31 Rafael Avila de Espindola <espindola@google.com>
33 * gengtype.c (nb_plugin_files): Make it unsigned to match
34 num_gt_files. Adjust other variables to avoid warnings.
35 (main): Allocate an all zero lang_bitmap before each plugin file name
36 to match regular file names.
38 2009-09-23 Richard Henderson <rth@redhat.com>
40 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
41 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
42 static chain passed in memory.
43 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
44 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
45 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
46 STATIC_CHAIN_REGNUM defined.
48 * config/picochip/picochip-protos.h: s/class/klass/.
49 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
50 (picochip_static_chain): New.
51 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
52 (STATIC_CHAIN_INCOMING): Remove.
54 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
55 (xtensa_static_chain): New.
56 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
58 2009-09-23 Anatoly Sokolov <aesok@post.ru>
60 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
61 * config/pa/pa-protos.h (function_value): Remove.
62 * config/pa/pa.c (pa_function_value): Rename from function_value.
63 Make static, add 'outgoing' argument.
64 (TARGET_FUNCTION_VALUE): Define.
66 2009-09-23 Anatoly Sokolov <aesok@post.ru>
68 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
69 instead of cfun->machine->is_leaf.
70 * config/avr/avr.h (machine_function): Remove is_leaf field.
72 2009-09-23 Jakub Jelinek <jakub@redhat.com>
75 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
76 DW_OP_piece after DW_OP_stack_value, adjust size calculations
77 for it, when DW_OP_stack_value and DW_OP_implicit_value has
78 the same size, prefer DW_OP_stack_value.
79 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
80 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
82 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
85 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
87 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
90 * cfgexpand.c (convert_debug_memory_address): New.
91 (expand_debug_expr): Convert base address and offset to the same
92 mode. Use it to convert addresses to other modes. Accept
95 2009-09-23 Richard Guenther <rguenther@suse.de>
97 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
98 produced for bigendian targets with promoted subregs.
100 2009-09-23 Richard Guenther <rguenther@suse.de>
102 * value-prof.c (gimple_ic): Purge old EH edges only after building
105 2009-09-23 Nick Clifton <nickc@redhat.com>
107 * config/arc/arc.c (arc_trampoline_init): Fix typo.
109 2009-09-23 Jakub Jelinek <jakub@redhat.com>
112 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
115 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
116 on non-nested functions.
118 2009-09-23 Jakub Jelinek <jakub@redhat.com>
119 Jan Hubicka <jh@suse.cz>
121 * dwarf2out.c (loc_list_plus_const): Only define if
122 DWARF2_DEBUGGING_INFO.
123 (address_of_int_loc_descriptor): Likewise.
126 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
128 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
131 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
132 constant is more than zero.
134 2009-09-23 Alan Modra <amodra@bigpond.net.au>
137 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
138 call final to emit non-scheduled prologue, instead insert at entry.
140 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
141 Joseph S. Myers <joseph@codesourcery.com>
143 * doc/install.texi (*-*-freebsd*): Add proper format codes.
145 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
146 Rafael Avila de Espindola <espindola@google.com>
148 * gengtype.c (is_file_equal): New function.
149 (close_output_files): Use is_file_equal. Free of->buf.
151 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
152 Rafael Avila de Espindola <espindola@google.com>
154 * gengtype.c (write_types, write_local): Add the output_header
155 argument. Update all callers.
157 2009-09-22 Dodji Seketeli <dodji@redhat.com>
159 * dwarf2out.c (template_parameter_pack_die,
160 gen_formal_parameter_pack_die ): New functions.
161 (make_ith_pack_parameter_name): Remove this function.
162 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
163 DW_TAG_formal_parameter_pack.
164 (gen_generic_params_dies): Represent each template parameter pack
165 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
166 represented by usual DW_TAG_template_*_parameter DIEs that are
167 children of the DW_TAG_template_parameter_pack element DIE.
168 (generic_parameter_die): This doesn't deal with parameter pack
169 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
170 of parameter pack DIEs.
171 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
172 in certain cases, e.g. for pack elements.
173 (gen_formal_types_die, gen_decl_die): Adjust usage of
174 gen_formal_parameter_die.
175 (gen_subprogram_die): Represent each function parameter pack by a
176 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
177 represented by usual DW_TAG_formal_parameter DIEs that are children
178 of the DW_TAG_formal_parameter_pack DIE. Remove references to
179 ____builtin_va_alist decls as no part of the compiler uses those
181 * langhooks.h (struct lang_hooks_for_decls): Add
182 function_parm_expanded_from_pack_p, get_generic_function_decl
183 and function_parameter_pack_p hooks. Fix comment for
184 get_innermost_generic_parms hook.
185 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
186 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
187 macros and use them to initialize lang_hook.
189 2009-09-22 Richard Henderson <rth@redhat.com>
191 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
192 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
193 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
194 on TRAMPOLINE_TEMPLATE.
195 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
196 TRAMPOLINE_ADJUST_ADDRESS.
197 * targhooks.c (default_asm_trampoline_template): Remove.
198 (default_trampoline_adjust_address): Remove.
199 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
200 * targhooks.h: Update decls.
202 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
204 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
205 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
206 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
208 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
211 * reload1.c (reload): Reset debug insns with pseudos without
214 2009-09-22 Neil Vachharajani <nvachhar@google.com>
216 * testsuite/gcc.dg/pr40209.c: Add test case.
218 2009-09-22 Janis Johnson <janis187@us.ibm.com>
220 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
221 unconditional true for decimal float modes.
222 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
223 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
225 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
227 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
228 Enable a new case for __FreeBSD__ >= 7.
229 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
230 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
231 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
232 and USE_LD_AS_NEEDED.
234 * doc/install.texi (*-*-freebsd*): Update target information.
236 2009-09-22 Richard Guenther <rguenther@suse.de>
239 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
240 arrays really properly.
242 2009-09-22 Richard Henderson <rth@redhat.com>
245 * target.h (struct gcc_target): Add asm_out.trampoline_template,
246 calls.static_chain, calls.trampoline_init,
247 calls.trampoline_adjust_address.
248 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
249 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
250 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
251 * builtins.c (expand_builtin_setjmp_receiver): Use
252 targetm.calls.static_chain; only clobber registers.
253 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
254 set up memory attributes properly for the trampoline block.
255 (expand_builtin_adjust_trampoline): Use
256 targetm.calls.trampoline_adjust_address.
257 * calls.c (prepare_call_address): Add fndecl argument. Use
258 targetm.calls.static_chain.
259 * df-scan.c (df_need_static_chain_reg): Remove.
260 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
261 consolodate static chain handling.
262 * doc/tm.texi: Document new hooks.
263 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
264 (init_emit_regs): Don't initialize them.
265 * expr.h (prepare_call_address): Update decl.
266 * final.c (profile_function): Use targetm.calls.static_chain.
267 * function.c (expand_function_start): Likewise.
268 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
269 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
270 only clobber registers.
271 * targhooks.c (default_static_chain): New.
272 (default_asm_trampoline_template, default_trampoline_init): New.
273 (default_trampoline_adjust_address): New.
274 * targhooks.h: Declare them.
275 * varasm.c (assemble_trampoline_template): Use
276 targetm.asm_out.trampoline_template. Make the memory block const
279 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
280 alpha_initialize_trampoline. Make static. Merge VMS parameter
281 differences into the TARGET_ABI_OPEN_VMS code block.
282 (TARGET_TRAMPOLINE_INIT): New.
283 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
284 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
285 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
286 (INITIALIZE_TRAMPOLINE): Remove.
288 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
289 (TRAMPOLINE_TEMPLATE): Merge with ...
290 (INITIALIZE_TRAMPOLINE): ... this and move ...
291 * config/arc/arc.c (arc_trampoline_init): ... here.
292 (TARGET_TRAMPOLINE_INIT): New.
294 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
295 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
296 (arm_asm_trampoline_template): New.
297 (arm_trampoline_init, arm_trampoline_adjust_address): New.
298 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
299 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
300 code to arm_asm_trampoline_template.
301 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
302 arm_trampoline_adjust_address.
303 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
304 adjust for target hook parameters.
306 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
309 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
310 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
311 (bfin_trampoline_init): Rename from initialize_trampoline;
312 make static; update for target hook parameters.
313 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
314 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
315 bfin_asm_trampoline_template.
316 (INITIALIZE_TRAMPOLINE): Remove.
318 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
319 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
320 cris_trampoline_init): New.
321 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
322 cris_asm_trampoline_template.
323 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
324 adjust for target hook parameters.
326 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
328 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
329 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
330 fr30_trampoline_init): New.
331 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
332 fr30_asm_trampoline_template.
333 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
334 adjust for target hook parameters.
336 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
337 (frv_trampoline_init): Rename from frv_initialize_trampoline;
338 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
339 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
340 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
342 * config/h8300/h8300.c (h8300_trampoline_init): New.
343 (TARGET_TRAMPOLINE_INIT): New.
344 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
345 to h8300_trampoline_init and adjust for hook parameters.
347 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
348 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
349 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
350 make static; adjust for hook parameters.
351 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
353 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
354 (TARGET_TRAMPOLINE_INIT): New.
355 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
356 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
357 iq2000_asm_trampoline_template.
358 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
359 (TRAMPOLINE_CODE_SIZE): New.
360 (TRAMPOLINE_SIZE): Use it.
361 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
363 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
364 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
365 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
366 adjust for hook parameters.
367 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
369 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
370 (m32r_trampoline_init): New.
371 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
372 m32r_trampoline_init.
374 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
375 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
376 make static; update for hook parameters.
377 * config/m68hc11/m68hc11-protos.h: Update.
378 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
380 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
381 (TARGET_TRAMPOLINE_INIT): New.
382 (mcore_function_value): Fix typo.
383 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
384 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
385 to mcore_asm_trampoline_template.
386 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
388 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
389 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
390 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
391 update for hook parameters.
392 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
394 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
395 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
396 mips_trampoline_init): New.
397 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
398 mips_asm_trampoline_template.
399 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
400 update for hook parameters.
402 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
403 (TARGET_TRAMPOLINE_INIT): New.
404 (mmix_trampoline_size): Remove.
405 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
406 make static. Remove out-of-date tetra vs octa comment.
407 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
408 make static; update for hook parameters.
409 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
410 (INITIALIZE_TRAMPOLINE): Remove.
411 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
412 (TRAMPOLINE_ALIGNMENT): New.
413 * gcc/config/mmix/mmix-protos.h: Update.
415 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
416 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
417 mn10300_trampoline_init): New.
418 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
419 mn10300_asm_trampoline_template.
420 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
422 * config/moxie/moxie.c (moxie_static_chain,
423 moxie_asm_trampoline_template, moxie_trampoline_init,
424 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
425 TARGET_TRAMPOLINE_INIT): New.
426 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
427 moxie_trampoline_init.
428 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
429 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
431 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
432 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
433 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
434 pa_trampoline_adjust_address): New.
435 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
436 pa_asm_trampoline_template.
437 (TRAMPOLINE_ALIGNMENT): New.
438 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
439 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
440 adjust for hook parameters.
441 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
443 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
444 (TARGET_TRAMPOLINE_INIT): New.
445 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
446 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
448 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
450 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
451 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
452 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
453 make static; adjust parameters for the hook.
454 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
456 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
457 s390_trampoline_template; make static.
458 (s390_trampoline_init): Rename from s390_initialize_trampoline;
459 make static; adjust for target hook.
460 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
461 * config/s390/s390-protos.h: Remove trampoline decls.
462 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
463 (TRAMPOLINE_TEMPLATE): Remove.
464 (TRAMPOLINE_ALIGNMENT): New.
466 * config/score/score-protos.h (score_initialize_trampoline): Remove.
467 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
468 (TARGET_TRAMPOLINE_INIT): New.
469 (score_asm_trampoline_template): New.
470 (score_trampoline_init): Rename from score_initialize_trampoline;
471 make static; adjust for hook parameters.
472 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
473 score[37]_asm_trampoline_template.
474 (INITIALIZE_TRAMPOLINE): Remove.
475 * config/score/score3.c (score3_asm_trampoline_template): New.
476 (score3_trampoline_init): Rename from score3_initialize_trampoline;
477 adjust for target hook.
478 * config/score/score7.c (score7_asm_trampoline_template): New.
479 (score7_trampoline_init): Rename from score7_initialize_trampoline;
480 adjust for target hook.
481 * config/score/score3.h, config/score/score7.h: Update.
483 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
484 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
485 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
486 (sh_trampoline_init): Rename from sh_initialize_trampoline;
487 make static; adjust for target hook parameters.
488 (sh_trampoline_adjust_address): New.
489 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
490 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
492 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
493 (sparc32_initialize_trampoline): Rename from
494 sparc_initialize_trampoline; make static; replace tramp parameter
495 with m_tramp and update memory accesses.
496 (sparc64_initialize_trampoline): Similarly.
497 (sparc_trampoline_init): New.
498 * config/sparc/sparc-protos.h: Remove trampoline decls.
499 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
500 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
502 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
503 (array_to_constant): Make ARR parameter const.
504 (spu_trampoline_init): Rename from spu_initialize_trampoline;
505 make static; update for hook parameters.
506 * config/spu/spu-protos.h: Update decls.
507 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
509 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
510 from xstormy16_initialize_trampoline; make static; update for
512 (TARGET_TRAMPOLINE_INIT): New.
513 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
515 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
516 (TARGET_TRAMPOLINE_INIT): New.
517 (v850_can_eliminate): Make static.
518 (v850_asm_trampoline_template, v850_trampoline_init): New.
519 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
520 v850_asm_trampoline_template.
521 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
522 and adjust for target hook parameters.
524 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
525 (TARGET_TRAMPOLINE_INIT): New.
526 (vax_asm_trampoline_template, vax_trampoline_init): New.
527 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
528 vax_asm_trampoline_template.
529 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
531 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
532 (TARGET_TRAMPOLINE_INIT): New.
533 (xtensa_asm_trampoline_template): Rename from
534 xtensa_trampoline_template; make static.
535 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
536 make static; update for hook parameters.
537 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
538 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
539 (INITIALIZE_TRAMPOLINE): Remove.
541 * config/i386/i386.c (ix86_function_regparm): Do not issue an
542 error for nested functions with regparm=3.
543 (ix86_compute_frame_layout): Adjust frame pointer offset for
544 ix86_static_chain_on_stack.
545 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
546 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
547 don't reset to UNITS_PER_WORD.
548 (ix86_emit_leave): Adjust ix86_cfa_state.
549 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
550 (ix86_static_chain): New.
551 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
552 make static; update for target hook parameters; use ix86_static_chain.
553 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
554 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
555 (INITIALIZE_TRAMPOLINE): Remove.
556 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
557 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
558 to the end. Add static_chain_on_stack.
559 (ix86_static_chain_on_stack): New.
561 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
562 (m68k_output_mi_thunk): Don't use static_chain_rtx.
563 (m68k_trampoline_init): New.
564 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
565 m68k_trampoline_init and adjust for hook parameters.
566 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
567 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
569 2009-09-22 Jakub Jelinek <jakub@redhat.com>
571 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
572 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
574 * reload1.c (reload): Call wrap_constant when substituting
575 reg for equiv inside of DEBUG_INSNs.
578 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
579 add_call_src_coords_attributes, add_high_low_attributes,
580 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
581 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
582 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
583 when -gdwarf-2 -gstrict-dwarf.
584 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
585 -gdwarf-[23] -gstrict-dwarf.
586 (address_of_int_loc_descriptor, loc_descriptor,
587 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
588 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
589 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
591 2009-09-22 Richard Guenther <rguenther@suse.de>
593 PR tree-optimization/41428
594 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
595 (ccp_finalize): Pass it to substitute_and_fold.
597 2009-09-22 Richard Guenther <rguenther@suse.de>
599 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
600 (substitute_and_fold): Adjust prototype.
601 * tree-vrp.c (vrp_evaluate_conditional): Make static.
602 (simplify_stmt_using_ranges): Likewise.
603 (fold_predicate_in): Move here from tree-ssa-propagate.c.
604 (vrp_fold_stmt): New function.
605 (vrp_finalize): Pass it to substitute_and_fold.
606 * tree-flow.h (vrp_evaluate_conditional): Remove.
607 (simplify_stmt_using_ranges): Likewise.
608 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
609 * tree-ssa-copy.c (fini_copy_prop): Likewise.
610 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
612 (fold_predicate_in): Move to tree-vrp.c.
613 (substitute_and_fold): Use the callback instead of calling into
614 tree-vrp.c functions directly.
616 2009-09-22 Jakub Jelinek <jakub@redhat.com>
618 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
619 comparison warning on rs6000.
622 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
623 GIMPLE_EH_MUST_NOT_THROW cleanup.
624 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
626 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
629 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
630 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
631 LIB_SPEC for darwin10 and later since it always uses the unwinder in
632 libSystem which is derived from the gcc 4.2.1 unwinder.
634 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
637 * varasm.c (default_encode_section_info): Copy TLS model into
638 sym_ref flags regardless of backend support for TLS, for all
639 model types except TLS_MODEL_EMULATED.
641 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
644 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
645 we can handle it correctly.
647 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
649 * doc/install.texi (os2): Remove section.
651 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
653 * doc/standards.texi (Objective-C): Adjust two URLs.
655 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
657 * tree-tailcall.c (process_assignment): Don't check if a
658 multiplication or an addition are already present.
659 (find_tail_calls): Combine multiple additions and multiplications.
660 (adjust_accumulator_values): Emit accumulators.
662 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
664 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
665 xmm register restore.
667 2009-09-21 Jan Hubicka <jh@suse.cz>
669 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
670 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
673 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
675 * stor-layout.c (layout_type): Remove obsolete code.
677 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
680 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
682 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
685 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
686 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
687 (fold_builtin_2, do_mpc_arg1): Update accordingly.
688 * fold-const.c (const_binop): Likewise.
689 * real.h (do_mpc_arg2): Update prototype.
691 2009-09-20 Jan Hubicka <jh@suse.cz>
693 * dwarf2out.c (add_const_value_attribute): Return true if successful.
694 (add_location_or_const_value_attribute): Rewrite using
696 (tree_add_const_value_attribute): Return true if successful.
697 (tree_add_const_value_attribute_for_decl): Likewise.
699 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
700 (loc_descriptor): ... here;
701 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
702 (cst_pool_loc_descr): Break out from ...; do not reffer constant
703 pool items that was not marked for output.
704 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
705 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
706 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
707 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
708 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
709 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
710 DW_OP_stack_value to get address of items that are not available
712 (dw_loc_list): Handle single element lists correctly.
714 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
715 Pascal Obry <obry@adacore.com>
717 * unwind-dw2-fde.c (classify_object_over_fdes):
718 Cast the constant 1 to _Unwind_Ptr.
719 (add_fdes): Likewise.
720 (linear_search_fdes): Likewise.
722 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
724 * stor-layout.c (set_sizetype): Avoid useless type copy.
726 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
728 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
730 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
731 * configure, config.in: Regenerate.
732 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
734 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
735 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
736 for global data if the output could be used in a shared library.
737 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
738 to 0 if TARGET_WRITABLE_EH_FRAME.
740 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
742 PR rtl-optimization/39886
743 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
744 just when insn is equal to BB_END (bb).
746 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
748 * config/mips/mips.opt (mrelax-pic-calls): New option.
749 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
751 (mips_unspec_call): Change "unspec_call" expander into this.
752 (mips_strip_unspec_call): New function.
753 (mips_got_load): Call mips_unspec_call instead of
754 gen_unspec_call<mode>.
755 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
757 (mips_cfg_in_reorg): New function.
758 (mips16_lay_out_constants): Use it to decide whether to call
759 CFG-aware insn splitting.
760 (r10k_insert_cache_barriers): Move CFG set-up code from here to
761 mips_reorg. Move DF set-up code from here ...
762 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
764 (mips_reorg): Call mips_df_reorg instead of
765 r10k_insert_cache_barriers. Move CFG set-up code here from
766 r10k_insert_cache_barriers.
767 (mips_call_expr_from_insn): New function.
768 (mips_pic_call_symbol_from_set): Likewise.
769 (mips_find_pic_call_symbol): Likewise.
770 (mips_annotate_pic_call_expr): Likewise.
771 (mips_get_pic_call_symbol): Likewise.
772 (mips_annotate_pic_calls): Likewise.
773 (mips_override_options): Disable -mrelax-pic-calls unless PIC
775 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
776 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
777 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
779 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
780 (unspec_call<mode>): Remove it.
781 (sibcall_internal, sibcall_value_internal,
782 sibcall_value_multiple_internal, call_internal, call_split,
783 call_value_internal, call_value_split,
784 call_value_multiple_internal, call_value_multiple_split): Pass
785 SIZE_OPNO to MIPS_CALL.
786 (call_internal_direct, call_direct_split,
787 call_value_internal_direct, call_value_direct_split): Pass -1 as
788 SIZE_OPNO to MIPS_CALL.
789 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
790 * configure: Regenerate.
791 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
792 and -mno-relax-pic-calls.
793 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
795 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
798 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
799 in the directory this rule is called from, rather than the
800 toplevel 'gcc' directory, to fix in-tree build.
802 2009-09-19 Chris Demetriou <cgd@google.com>
804 PR preprocessor/28435:
805 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
806 to cpplib that the preprocessor output is needed.
808 2009-09-19 Jakub Jelinek <jakub@redhat.com>
810 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
811 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
812 *return_and_restore_fpregs_<mode>,
813 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
816 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
817 instead of assuming it has always a REG inside of it.
819 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
821 * config/freebsd.h: Update comment on types.
824 2009-09-18 Jason Merrill <jason@redhat.com>
826 * c.opt: Add -fno-deduce-init-list.
828 2009-09-18 Neil Vachharajani <nvachhar@google.com>
830 * value-prof.c (interesting_stringop_to_profile_p): Added output
831 argument to indicate which parameter is the size parameter.
832 * value-prof.c (gimple_stringop_fixed_value): Use
833 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
834 * value-prof.c (gimple_stringops_transform): Update call sites to
835 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
836 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
838 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
841 From David Binderman <dcb314@hotmail.com>:
842 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
843 local variable f. Remove stale comments.
844 (ix86_compute_frame_layout): Remove useless local variable total_size.
846 (legitimate_address_p): Remove useless local variables
847 reason_rtx and reason.
848 (ix86_split_copysign_const): Remove useless local variable op1.
849 (scale_counter): Remove useless local variable piece_size_mask.
851 2009-09-18 Jakub Jelinek <jakub@redhat.com>
853 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
856 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
859 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
861 2009-09-17 Jakub Jelinek <jakub@redhat.com>
863 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
866 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
868 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
869 DW_OP_implicit_value even without dwarf_version 4.
871 2009-09-17 Jan Hubicka <jh@suse.cz>
873 * dwarf2out.c: Include tree-pass.h and gimple.h.
874 (loc_list_plus_const): New function.
875 (loc_descriptor_from_tree_1): Rename to ...
876 (loc_descriptor_from_tree): ... remove original.
877 (loc_list_from_tree): New function.
878 (add_AT_location_description): Accept location list.
879 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
880 (concatn_mem_loc_descriptor): Remove.
881 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
883 (secname_for_decl): Move up.
884 (hidden_reference_p): New function; break out from ...
885 (loc_by_refernece): ... here; move up.
886 (dw_loc_list): New function.
887 (single_element_loc_list): New function.
888 (single_element_loc_list_p): New function.
889 (add_loc_descr_to_each): New function.
890 (add_loc_list): New function.
891 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
892 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
893 add diagnostics why expansion failed.
894 (add_location_or_const_value_attribute): Support location lists.
895 (add_bound_info): Likewise.
896 (descr_info_loc): Update call of loc_descriptor_from_tree.
897 (gen_variable_die): Work on location lists.
898 * final.c (pass_final): Add dump file.
899 * Makefile.in (dwarf2out.o): Add new dependencies.
901 2009-09-17 Janis Johnson <janis187@us.ibm.com>
904 * real.c decimal_from_integer, decimal_integer_string): New.
905 (real_from_integer): Use them as special case for decimal float.
906 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
907 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
908 Do not append zero after the decimal point in string to convert.
910 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
912 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
913 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
915 2009-09-17 Martin Jambor <mjambor@suse.cz>
917 * common.opt (fipa-sra): New switch.
918 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
919 * timevar.def (TV_IPA_SRA): New timevar.
920 * params.def (ipa-sra-ptr-growth-factor): New parameter.
921 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
922 * tree-sra.c: Include cgraph.c.
923 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
924 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
925 and grp_not_necessarilly_dereferenced.
926 (func_param_count): New variable.
927 (encountered_apply_args): New variable.
928 (bb_dereferences): New variable.
929 (final_bbs): New variable.
930 (no_accesses_representant): New variable.
931 (no_accesses_p): New function.
932 (dump_access): Dump the new fields.
933 (sra_initialize): Set encountered_apply_args to false.
934 (get_ssa_base_param): New function.
935 (mark_parm_dereference): New function.
936 (create_access): Caring for INIDRECT_REFs and different handling of
937 varialble length accesses in early IPA SRA. Store the stmt - a new
938 parameter - to the new access.
939 (build_access_from_expr_1): New parameter stmt, passed to
940 create_access. Handle INDIRECT_REFs.
941 (build_access_from_expr): Pass the current statement to
942 build_access_from_expr_1.
943 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
945 (build_accesses_from_assign): Pass the current statement to
946 build_access_from_expr_1. Do not create assign links in IPA-SRA.
947 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
948 final_bbs when necessary. Check for calls to __builtin_apply_args.
949 Fixup EH info if anythng was changed.
950 (is_unused_scalar_param): New function.
951 (ptr_parm_has_direct_uses): New function.
952 (find_param_candidates): New function.
953 (mark_maybe_modified): New function.
954 (analyze_modified_params): New function.
955 (propagate_dereference_distances): New function.
956 (dump_dereferences_table): New function.
957 (analyze_caller_dereference_legality): New function.
958 (unmodified_by_ref_scalar_representative): New function.
959 (splice_param_accesses): New function.
960 (decide_one_param_reduction): New function.
961 (enum ipa_splicing_result): New type.
962 (splice_all_param_accesses): New function.
963 (get_param_index): New function.
964 (turn_representatives_into_adjustments): New function.
965 (analyze_all_param_acesses): New function.
966 (get_replaced_param_substitute): New function.
967 (get_adjustment_for_base): New function.
968 (replace_removed_params_ssa_names): New function.
969 (sra_ipa_reset_debug_stmts): New function.
970 (sra_ipa_modify_expr): New function.
971 (sra_ipa_modify_assign): New function.
972 (convert_callers): New function.
973 (modify_function): New function.
974 (ipa_sra_preliminary_function_checks): New function.
975 (ipa_early_sra): New function.
976 (ipa_early_sra_gate): New function.
977 (pass_early_ipa_sra): New variable.
978 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
980 2009-09-17 Michael Matz <matz@suse.de>
983 * tree.c (build_type_attribute_qual_variant): Export.
984 * tree.h (build_type_attribute_qual_variant): Declare.
985 * tree-inline.c (remap_type_1): Use it to build variants with
986 the original qualifiers and attributes.
988 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
990 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
991 without a fallthrough edge.
993 2009-09-16 DJ Delorie <dj@redhat.com>
995 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
996 chip and ignore the "fast_interrupt" attribute if so.
998 2009-09-16 Richard Henderson <rth@redhat.com>
1001 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
1004 2009-09-16 Richard Henderson <rth@redhat.com>
1007 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
1008 is set only if DECL_NO_STATIC_CHAIN is unset.
1009 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
1010 (FOR_EACH_NEST_INFO): New.
1011 (walk_all_functions): Use it.
1012 (finalize_nesting_tree): Likewise.
1013 (unnest_nesting_tree): Likewise.
1014 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
1015 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
1016 (convert_gimple_call): Early out if gimple_call_chain already set.
1017 (convert_all_function_calls): Iterate until no new functions
1018 require a static chain.
1019 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
1020 when building a trampoline. Use dump_function_to_file instead
1022 (lower_nested_functions): Open dump_file. Validate that decls
1023 that have DECL_NO_STATIC_CHAIN from the front end don't have that
1024 bit reset by this pass.
1026 2009-09-16 Michael Matz <matz@suse.de>
1029 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
1030 shorten decl_common_unused.
1031 (DECL_RESTRICTED_P): New accessor.
1032 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
1033 to disambiguate marked decls and restrict pointers.
1035 2009-09-16 Richard Henderson <rth@redhat.com>
1038 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
1040 2009-09-16 Jakub Jelinek <jakub@redhat.com>
1042 * integrate.c (set_block_abstract_flags): Call
1043 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
1045 2009-09-16 Richard Guenther <rguenther@suse.de>
1048 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
1051 2009-09-16 DJ Delorie <dj@redhat.com>
1052 Kaz Kojima <kkojima@gcc.gnu.org>
1054 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
1055 (sh_expand_prologue): Update calls to output_stack_adjust.
1056 (sh_expand_epilogue): Likewise.
1058 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
1061 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
1062 trying to limit the extent of searches in the insn stream.
1064 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
1065 Jakub Jelinek <jakub@redhat.com>
1069 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1071 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1072 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1073 (rs6000_savres_strategy): Always save FP registers inline if the
1074 target doesn't support hardware double-precision. Set the above
1075 bits in return value when needed.
1076 (rs6000_savres_routine_sym): Fix computation for cache selector.
1077 Mark the generated symbol as a function. Rename exitp argument to
1078 lr. Move code for determining the name of the symbol...
1079 (rs6000_savres_routine_name): ...here. New function. Add cases for
1080 getting the names right on AIX and 64-bit Linux.
1081 (savres_routine_name): New variable.
1082 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1083 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1084 on what the target routine uses as a base register. If savep && lr
1085 describe saving of r0 into memory slot.
1086 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1087 line calls for AIX ABI.
1088 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1089 determine FP save/restore functions.
1090 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1091 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1093 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1094 Duplicate restoration of LR and execute the appropriate one
1095 depending on whether GPRs are being restored inline. Set r11 from
1096 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1097 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1098 Fix out of line calls for AIX ABI.
1099 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1101 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1103 (*restore_gpregs_spe): Likewise.
1104 (*return_and_restore_gpregs_spe): Likewise.
1105 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1106 Define to empty string unconditionally.
1107 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1108 Define to empty string unconditionally.
1109 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1112 2009-09-15 Jan Hubicka <jh@suse.cz>
1114 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1115 * params.def (inline-insns-auto): Likewise.
1117 2009-09-15 Martin Jambor <mjambor@suse.cz>
1119 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1120 individual statements only at TDF_DETAILS dump level. Format
1121 source for 80 characters per line.
1123 2009-09-15 Christian Bruel <christian.bruel@st.com>
1125 * regrename.c (do_replace): Update REG_DEAD notes.
1127 2009-09-15 Revital Eres <eres@il.ibm.com>
1129 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1130 * targhooks.c (default_builtin_support_vector_misalignment):
1131 New builtin function.
1132 * targhooks.h (default_builtin_support_vector_misalignment):
1134 * target.h (builtin_support_vector_misalignment):
1135 New field in struct gcc_target.
1136 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1137 new builtin function.
1138 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1140 * config/rs6000/rs6000.c
1141 (rs6000_builtin_support_vector_misalignment): New function.
1142 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1144 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1146 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1148 (bfin_optimize_loop): Likewise.
1149 (bfin_gen_bundles): Likewise.
1150 (workaround_speculation): Likewise.
1151 (find_load): Return NULL_RTX for debug_insn.
1153 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1155 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1158 2009-09-14 DJ Delorie <dj@redhat.com>
1160 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1161 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1164 2009-09-14 Richard Henderson <rth@redhat.com>
1165 Jakub Jelinek <jakub@redhat.com>
1167 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1168 * cfgbuild.c (make_edges): Handle asm goto.
1169 * cfglayout.c (fixup_reorder_chain): Likewise.
1170 * cfgrtl.c (patch_jump_insn): Likewise.
1171 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1172 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1173 (gimple_build_asm_vec): Add and use labels parameter.
1174 (gimple_build_asm): Remove.
1175 (walk_gimple_asm): Walk labels too.
1176 * gimple.def (GIMPLE_ASM): Update docs.
1177 * gimple.h: Update decls.
1178 (struct gimple_statement_asm): Change nc to use unsigned char;
1180 (gimple_asm_nlabels): New.
1181 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1182 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1183 into gimple_build_asm_vec.
1184 * jump.c (mark_jump_label_asm): New.
1185 (mark_jump_label): Use it.
1186 (redirect_jump_1): Handle asm goto.
1187 (invert_jump_1): Soft fail if X is null.
1188 * recog.c (extract_asm_operands): New.
1189 (asm_noperands): Use it; handle asm labels.
1190 (decode_asm_operands): Use extract_asm_operands.
1191 (asm_operand_ok): Properly handle empty string.
1192 * reg-stack.c (get_asm_operands_in_out): Rename from
1193 get_asm_operand_n_inputs; use extract_asm_operands; return both
1194 inputs and outputs by reference; update all callers.
1195 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1196 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1197 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1198 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1199 (extract_asm_operands): Declare.
1200 * stmt.c (expand_asm_operands): Add and use labels parameter.
1201 (check_unique_operand_names): Likewise.
1202 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1203 (expand_asm_stmt): Handle asm labels.
1204 * tree-cfg.c (make_gimple_asm_edges): New.
1205 (make_edges): Use it.
1206 (cleanup_dead_labels): Handle asm labels.
1207 (is_ctrl_altering_stmt): Likewise.
1208 (gimple_redirect_edge_and_branch): Likewise.
1209 * tree.def (ASM_EXPR): Add 5th operand.
1210 * tree.h (ASM_LABELS): New.
1211 (resolve_asm_operand_names): Update decl.
1213 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1214 (c_parser_asm_goto_operands): New.
1215 * c-tree.h (build_asm_expr): Update decl.
1216 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1217 * doc/extend.texi: Document asm goto.
1219 2009-09-14 Richard Henderson <rth@redhat.com>
1221 * except.h: Update declarations.
1222 (struct pointer_map_t): Forward declare.
1223 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1224 (struct eh_landing_pad_d, eh_landing_pad): New.
1225 (struct eh_catch_d, eh_catch): New.
1226 (struct eh_region_d): Remove next_region_sharing_label, aka,
1227 label, tree_label, landing_pad, post_landing_pad, resume,
1228 may_contain_throw. Rename region_number to index. Remove
1229 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1230 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1231 (VEC(eh_landing_pad,gc)): New.
1232 (struct eh_status): Remove last_region_number. Add lp_array,
1233 throw_stmt_table, ttype_data, ehspec_data.
1234 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1235 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1236 * except.c (lang_protect_cleanup_actions): Return tree.
1237 (struct ehl_map_entry): Remove.
1238 (init_eh_for_function): Push zero entries for region and lp_array.
1239 (gen_eh_region): Add to region_array immediately.
1240 (gen_eh_region_catch): Operate on eh_catch objects.
1241 (gen_eh_landing_pad): New.
1242 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1243 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1244 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1245 (get_eh_landing_pad_from_number_fn): New.
1246 (get_eh_landing_pad_from_number): New.
1247 (get_eh_region_from_lp_number_fn): New.
1248 (get_eh_region_from_lp_number): New.
1249 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1250 (get_exception_pointer, get_exception_filter): Remove.
1251 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1252 (current_function_has_exception_handlers): Simplify.
1253 (bring_to_root, eh_region_replaceable_by_p): Remove.
1254 (replace_region, hash_type_list, hash_eh_region): Remove.
1255 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1256 (label_to_region_map, num_eh_regions): Remove.
1257 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1258 (find_exception_handler_labels): Remove.
1259 (duplicate_eh_regions_0, find_prev_try): Remove.
1260 (struct duplicate_eh_regions_data): New.
1261 (duplicate_eh_regions_1): Rewrite.
1262 (duplicate_eh_regions): Return a pointer map instead of an
1264 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1265 (redirect_eh_edge_to_label): Remove.
1266 (eh_region_outermost): Rewrite using eh_region pointers
1267 instead of integers.
1268 (add_ttypes_entry): Update for ttype_data move to eh_status.
1269 (add_ehspec_entry): Rewrite with VEC instead of varray.
1270 (assign_filter_values): Likewise. Export.
1271 (build_post_landing_pads, connect_post_landing_pads): Remove.
1272 (dw2_build_landing_pads): Rewrite to use lp_array.
1273 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1274 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1275 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1276 (sjlj_mark_call_sites): Update for landing pad numbers.
1277 (finish_eh_generation): Rewrite.
1278 (gate_handle_eh): Do nothing for no eh tree.
1279 (pass_rtl_eh): Move up near finish_eh_generation.
1280 (remove_eh_landing_pad): New.
1281 (remove_eh_handler): Export.
1282 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1283 (for_each_eh_label): Rewrite to use lp_array.
1284 (make_reg_eh_region_note): New.
1285 (make_reg_eh_region_note_nothrow_nononlocal): New.
1286 (insn_could_throw_p): New.
1287 (copy_reg_eh_region_note_forward): New.
1288 (copy_reg_eh_region_note_backward): New.
1289 (check_handled, add_reachable_handler): Remove.
1290 (reachable_next_level, foreach_reachable_handler): Remove.
1291 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1292 (get_eh_region_and_lp_from_rtx): New.
1293 (get_eh_region_from_rtx): New.
1294 (can_throw_internal_1, can_throw_external_1): Remove.
1295 (can_throw_internal): Use get_eh_region_from_rtx.
1296 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1297 (insn_nothrow_p, can_nonlocal_goto): New.
1298 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1299 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1300 (add_action_record): Use VEC not varray.
1301 (collect_one_action_chain): Update for eh_region changes.
1302 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1303 Use get_eh_region_and_lp_from_rtx.
1304 (gate_convert_to_eh_region_ranges): New.
1305 (pass_convert_to_eh_region_ranges): Use it.
1306 (push_uleb128, push_sleb128): Use VEC not varray.
1307 (output_one_function_exception_table): Likewise.
1308 (dump_eh_tree): Update for eh_region changes.
1309 (verify_eh_tree): Likewise.
1310 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1311 * tree-eh.c: Include target.h.
1312 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1313 Don't disallow GIMPLE_RESX; adjust argument check.
1314 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1315 (record_stmt_eh_region): Update for landing pad numbers;
1316 generate a landing pad if necessary.
1317 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1318 (remove_stmt_from_eh_lp_fn): Similarly.
1319 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1320 Update for lp numbers; don't special case missing throw_stmt_table.
1321 (lookup_expr_eh_lp): Similarly.
1322 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1323 (eh_seq, eh_region_may_contain_throw): New.
1324 (struct leh_state): Add ehp_region.
1325 (struct leh_tf_state): Remove eh_label.
1326 (emit_post_landing_pad): New.
1327 (emit_resx, emit_eh_dispatch): New.
1328 (note_eh_region_may_contain_throw): New.
1329 (frob_into_branch_around): Take eh_region not eh label;
1330 emit eh code into eh_seq.
1331 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1332 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1333 lower_eh_must_not_throw. Emit code to eh_seq.
1334 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1335 (lower_try_finally_onedest): Likewise.
1336 (lower_try_finally_copy): Likewise.
1337 (lower_try_finally_switch): Likewise.
1338 (lower_try_finally): Initialize ehp_region.
1339 (lower_catch): Update for eh_catch objects.
1340 (lower_eh_filter): Don't handle must_not_throw.
1341 (lower_eh_must_not_throw): New.
1342 (lower_cleanup): Don't set eh_label.
1343 (lower_eh_constructs_2): Resolve eh builtins.
1344 Handle GIMPLE_EH_MUST_NOT_THROW.
1345 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1346 Add eh_seq to the end of the function body.
1347 (make_eh_dispatch_edges): New.
1348 (make_eh_edge): Remove.
1349 (make_eh_edges): Simplify for landing pads.
1350 (redirect_eh_edge_1): New.
1351 (redirect_eh_edge): Use it.
1352 (redirect_eh_dispatch_edge): New.
1353 (stmt_could_throw_p): Use a switch. Allow RESX.
1354 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1355 (stmt_can_throw_internal): Likewise.
1356 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1357 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1358 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1359 (gate_refactor_eh): New.
1360 (pass_refactor_eh): Use it.
1361 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1362 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1363 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1364 (remove_unreachable_handlers): Rename from
1365 tree_remove_unreachable_handlers; rewrite for landing pads;
1366 call remove_eh_handler directly.
1367 (remove_unreachable_handlers_no_lp): New.
1368 (unsplit_eh, unsplit_all_eh): New.
1369 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1370 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1371 (cleanup_empty_eh_unsplit): New.
1372 (cleanup_empty_eh): Rewrite.
1373 (cleanup_all_empty_eh): New.
1374 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1375 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1376 (gate_cleanup_eh): New.
1377 (pass_cleanup_eh): Use it.
1378 (verify_eh_edges): Move later in file. Expect one EH edge.
1379 (verify_eh_dispatch_edge): New.
1381 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1382 (gtype-desc.o): Add TARGET_H.
1383 (tree.o): Use EXCEPT_H, not except.h.
1384 (cfgbuild.o): Add EXPR_H.
1385 (GTFILES): Add vecprim.h.
1386 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1387 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1388 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1389 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1390 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1391 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1392 calls to can_throw_internal.
1393 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1394 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1395 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1396 (expand_gimple_stmt): Use make_reg_eh_region_note.
1397 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1398 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1399 or find_exception_handler_labels.
1400 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1401 there is exacly one EH edge. Use can_nonlocal_goto and
1403 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1404 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1405 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1406 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1407 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1408 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1409 * dse.c (scan_insn): Use insn_could_throw_p.
1410 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1411 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1412 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1413 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1414 EXC_PTR_EXPR or FILTER_EXPR.
1415 (tree_expr_nonzero_warnv_p): Likewise.
1416 * function.h: Include vecprim.h, not varray.h
1417 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1418 move ttype_data and ehspec_data members to struct eh_status; change
1419 action_record_data member to a VEC.
1420 * gcse.c (hash_scan_set): Use can_throw_internal.
1421 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1422 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1423 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1424 (block_may_fallthru): Don't handle RESX_EXPR.
1425 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1426 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1427 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1428 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1429 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1430 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1431 (gimple_size): Likewise.
1432 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1433 (gimple_build_resx): Use gimple_build_with_ops.
1434 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1435 (is_gimple_val): Likewise.
1436 (is_gimple_stmt): Remove RESX_EXPR.
1437 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1438 (GIMPLE_RESX): Reorder with other EH constructs.
1439 * gimple.h (struct gimple_statement_eh_mnt): New.
1440 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1441 (gimple_eh_filter_must_not_throw): Remove.
1442 (gimple_eh_filter_set_must_not_throw): Remove.
1443 (gimple_eh_must_not_throw_fndecl): New.
1444 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1445 (is_gimple_resx): New.
1446 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1447 Don't copy EH_FILTER_MUST_NOT_THROW.
1448 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1449 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1450 handle must_not_throw_labels specially.
1451 * ipa-pure-const.c (check_call): Update debug statement for LP.
1452 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1453 * ipa-utils.c (get_base_var): Likewise.
1454 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1455 * lower-subreg.c (move_eh_region_note): Remove.
1456 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1457 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1458 (create_task_copyfn): Likewise.
1459 (maybe_catch_exception): Use gimple_build_eh_filter.
1460 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1461 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1462 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1463 and pass_lower_resx.
1464 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1465 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1466 can_throw_internal, can_nonlocal_goto.
1467 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1468 copy_reg_eh_region_note_forward.
1469 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1470 (emit_output_reload_insns): Likewise.
1471 (copy_eh_notes): Remove.
1472 * rtl.def (RESX): Remove.
1473 * rtl.h: Update declarations.
1474 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1475 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1476 (update_eh_label): Remove.
1477 (cleanup_dead_labels_eh): New.
1478 (cleanup_deal_labels): Use it instead of update_eh_label.
1479 (gimple_merge_blocks): Update landing pad data structure when
1480 removing a landing pad label.
1481 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1482 test; handle GIMPLE_EH_MUST_NOT_THROW.
1483 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1484 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1485 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1486 (verify_stmt): Likewise. Verify landing pads.
1487 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1488 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1489 (struct move_stmt_d): Add eh_map.
1490 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1491 (move_stmt_r): Remap eh region numbers in builtin calls,
1492 resx and eh_dispatch.
1493 (move_block_to_fn): Remove eh_offset parameter. Use
1494 maybe_duplicate_eh_stmt_fn.
1495 (find_outermost_region_in_block): Operate on eh_region pointers
1496 instead of region numbers.
1497 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1498 duplicate_eh_regions.
1499 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1500 test earlier. Disallow EH landing pads.
1501 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1502 * tree-flow.h: Update declarations.
1503 (struct tree_ann_common_d): Replace rn with lp_nr.
1504 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1505 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1506 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1507 resx and eh_dispatch.
1508 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1509 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1510 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1511 from duplicate_eh_regions.
1512 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1513 update RESX; handle EH_DISPATCH.
1514 (expand_call_inline): Set eh_lp_nr, not eh_region.
1515 (maybe_inline_call_in_expr): Likewise.
1516 * tree-inline.h (struct copy_body_data): Replace eh_region with
1517 eh_lp_nr, eh_region_offset with eh_map.
1518 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1519 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1520 * tree-pretty-print.c (dump_generic_node): Don't handle
1521 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1522 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1523 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1524 EXC_PTR_EXPR, FILTER_EXPR.
1525 * tree-ssa-operands.c (get_expr_operands): Likewise.
1526 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1527 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1528 (ao_ref_init_from_vn_reference): Likewise.
1529 * tree-ssa-sink.c (statement_sink_location): Likewise.
1530 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1531 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1532 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1533 EXC_PTR_EXPR, FILTER_EXPR.
1534 (is_exception_related): Remove.
1535 (compute_avail): Don't call it.
1536 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1537 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1538 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1539 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1541 (build_resx): Remove.
1542 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1543 * tree.h: Update declarations.
1544 (EH_FILTER_MUST_NOT_THROW): Remove.
1545 (struct tree_label_decl): Add eh_landing_pad_nr.
1546 (EH_LANDING_PAD_NR): New.
1547 * value-prof.c (gimple_ic): Tidy variable names. Update for
1548 landing pad numbers.
1549 (gimple_stringop_fixed_value): Tidy variable names. Assert
1550 that neither call stmt can throw.
1551 * vecprim.h (uchar): New.
1552 (VEC(uchar,heap), VEC(uchar,gc)): New.
1554 * c-common.c (c_define_builtins): Update call to
1555 build_common_builtin_nodes.
1556 * c-parser.c (c_parse_file): Don't call
1557 default_init_unwind_resume_libfunc.
1559 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1561 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1562 (mips_cprestore_address_p): Likewise.
1563 (mips_save_gp_to_cprestore_slot): Likewise.
1564 (mips_restore_gp): Rename to...
1565 (mips_restore_gp_from_cprestore_slot): ...this.
1566 (mips_must_initialize_gp_p): Declare.
1567 (mips_emit_save_slot_move): Likewise.
1568 (mips_output_load_label): Return nothing.
1569 (mips_eh_uses): Declare.
1570 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1571 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1572 (TARGET_ABSOLUTE_JUMPS): Likewise.
1573 (EH_USES): Likewise.
1574 (FIRST_PSEUDO_REGISTER): Update comment.
1575 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1576 (MIPS_CALL): ...here.
1577 (REGISTER_NAMES): Add $cprestore.
1578 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1579 Add load_label_length, has_inflexible_gp_insn_p,
1580 has_flexible_gp_insn_p, must_initialize_gp_p and
1581 must_restore_gp_when_clobbered_p.
1582 (mips_expand_call): Don't generate split instructions here.
1583 (mips_split_call): Update the call to mips_restore_gp after
1584 the above name change.
1585 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1586 (mips_find_gp_ref): New function.
1587 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1588 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1589 (mips_insn_has_flexible_gp_ref_p): Likewise.
1590 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1591 (mips_function_has_gp_insn): Delete.
1592 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1593 Use the new functions above. Only return INVALID_REGNUM
1594 for TARGET_ABSOLUTE_JUMPS.
1595 (mips_must_initialize_gp_p): New function.
1596 (mips_get_cprestore_base_and_offset): New function, extracted from...
1597 (mips_cprestore_slot): ...here. Take a bool parameter.
1598 (mips_cfun_has_cprestore_slot_p): New function.
1599 (mips_cprestore_address_p): Likewise.
1600 (mips_save_gp_to_cprestore_slot): Likewise.
1601 (mips_restore_gp): Rename to...
1602 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1603 epilogue_completed. Update the call to mips_cprestore_slot.
1604 Test cfun->machine->must_restore_gp_when_clobbered_p.
1605 (mips_direct_save_slot_move_p): New function.
1606 (mips_emit_save_slot_move): Likewise.
1607 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1608 of cfun->machine->global_pointer.
1609 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1610 (mips_save_reg): Use mips_emit_save_slot_move.
1611 (mips_expand_prologue): Set must_initialize_gp_p.
1612 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1613 for all cprestore saves. Emit a use_cprestore instruction after
1614 setting up the cprestore slot.
1615 (mips_restore_reg): Use mips_emit_save_slot_move.
1616 (mips_process_load_label): New function.
1617 (mips_load_label_length): Likewise.
1618 (mips_output_load_label): Don't return asm: output it here instead.
1619 Use mips_process_load_label.
1620 (mips_adjust_insn_length): Adjust the length of branch instructions
1621 that have length MAX_PIC_BRANCH_LENGTH.
1622 (mips_output_conditional_branch): Update the call to
1623 mips_output_load_label. Assume the branch target is OPERANDS[0]
1624 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1625 (mips_output_order_conditional_branch): Swap the meaning of
1626 OPERANDS[0] and OPERANDS[1].
1627 (mips_variable_issue): Don't count ghost instructions.
1628 (mips_expand_ghost_gp_insns): New function.
1629 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1630 (mips_output_mi_thunk): Set must_initialize_gp_p.
1631 (mips_eh_uses): New function.
1632 * config/mips/predicates.md (cprestore_save_slot_operand)
1633 (cprestore_load_slot_operand): New predicates.
1634 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1635 (UNSPEC_MOVE_GP): Likewise.
1636 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1637 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1638 (CPRESTORE_SLOT_REGNUM): New register.
1639 (MAX_PIC_BRANCH_LENGTH): New constant.
1640 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1641 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1642 branches. Fix commentary.
1643 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1644 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1645 Change type to "ghost".
1646 (loadgp_absolute_<mode>): Likewise.
1647 (loadgp_rtp_<mode>): Likewise.
1648 (copygp_mips16): Likewise.
1649 (loadgp_blockage): Remove redundant mode attribute.
1650 (potential_cprestore): New instruction.
1651 (cprestore): Turn into an unspec set.
1652 (use_cprestore): New instruction.
1653 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1654 (*branch_fp_inverted): Likewise.
1655 (*branch_order<mode>): Likewise.
1656 (*branch_order<mode>_inverted): Likewise.
1657 (*branch_equality<mode>): Likewise.
1658 (*branch_equality<mode>_inverted): Likewise.
1659 (*branch_bit<bbv><mode>): Likewise.
1660 (*branch_bit<bbv><mode>_inverted): Likewise.
1661 (*branch_equality<mode>_mips16): Remove redundant mode.
1662 (jump): Turn into a define_expand.
1663 (*jump_absolute): New instruction.
1664 (*jump_pic): Likewise.
1665 (*jump_mips16): Rename previously-unnamed pattern. Remove
1666 redundant mode attribute.
1667 (restore_gp): Split on epilogue_completed rather than
1668 reload_completed. Change type to "ghost".
1669 (move_gp<mode>): New instruction.
1670 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1671 Remove redundant mode attribute.
1672 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1673 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1674 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1676 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1679 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1680 are returned in the same register (vs34 or v2) that Altivec vector
1681 types are returned in.
1682 (rs6000_libcall_value): Ditto.
1685 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1686 instead of explicit addsi3/adddi3 calls.
1687 (rs6000_split_multireg_move): Ditto.
1688 (rs6000_emit_allocate_stack): Ditto.
1689 (rs6000_emit_prologue): Ditto.
1690 (rs6000_output_mi_thunk): Ditto.
1692 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1693 size is 64 bits if we can use 64-bit registers.
1695 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1697 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1700 From Jie Zhang <jie.zhang@analog.com>:
1701 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1702 save FP and RETS with saveall attribute.
1703 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1704 with saveall attribute.
1706 * config/bfin/bfin.c (bfin_expand_builtin,
1707 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1710 From Jie Zhang <jie.zhang@analog.com>:
1711 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1712 before use in two places.
1713 * config/bfin/bfin.md (AREG): Define mode iterator.
1714 (reload_in, reload_out): Use mode iterator AREG.
1716 2009-09-14 Richard Guenther <rguenther@suse.de>
1719 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1720 EH personality path.
1722 2009-09-13 Richard Guenther <rguenther@suse.de>
1723 Rafael Avila de Espindola <espindola@google.com>
1725 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1726 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1727 (LANG_HOOKS_INITIALIZER): Adjust.
1728 (lhd_pass_through_t): Declare.
1729 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1731 * langhooks.c (lhd_pass_through_t): New function.
1732 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1733 dwarf2out_begin_prologue): Use personality from current_function_decl.
1734 * expr.h (get_personality_function): Declare.
1735 * expr.c (get_personality_function): New function.
1736 (build_personality_function): Likewise.
1737 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1738 (eh_personality_libfunc): Remove.
1739 * optabs.c (build_libfunc_function): New function split out from ...
1740 (init_one_libfunc): ... here.
1741 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1742 (tree_function_decl): Add personality.
1743 (lhd_gcc_personality): Declare.
1744 (build_personality_function): Likewise.
1745 * tree.c (gcc_eh_personality_decl): New.
1746 (lhd_gcc_personality): New function.
1747 * except.h (lang_eh_runtime_type): Remove.
1748 (enum eh_personality_kind): New.
1749 (build_personality_function): Declare.
1750 (function_needs_eh_personality): Declare.
1751 * except.c (lang_eh_runtime_type): Remove.
1752 (function_needs_eh_personality): New function.
1753 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1754 (sjlj_emit_function_enter, output_function_exception_table):
1755 Use personality from current_function_decl.
1756 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1757 * tree-inline.c (tree_can_inline_p): Do not inline across different
1759 (expand_call_inline): Likewise. Adjust the callers EH personality.
1760 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1761 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1762 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1763 (c-parser.o): Likewise
1764 * c-tree.h (c_eh_initialized_p): Remove.
1765 (c_maybe_initialize_eh): Likewise.
1766 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1767 (finish_decl): Don't call c_maybe_initialize_eh.
1768 (c_eh_initialized_p): Remove.
1769 (c_maybe_initialize_eh): Likewise.
1770 * c-parser.c (c_parser_omp_construct): Likewise.
1771 (c_parse_file): Initialize exception handling.
1773 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1775 * config.gcc (tm_file): Remove i386/biarch32.h
1776 for i?86-w64-mingw* case.
1777 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1779 * config.host: Set for x64 mingw the option
1780 use_long_long_for_widest_fast_int to yes.
1782 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1784 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1785 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1786 (dbxout_begin_function): Likewise.
1787 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1788 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1789 set on the function.
1790 (final_end_function): Likewise.
1791 (final_scan_insn): Likewise.
1792 (rest_of_handle_final): Likewise.
1793 * varasm.c (assemble_start_function): Likewise.
1794 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1796 2009-09-12 Jason Merrill <jason@redhat.com>
1798 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1799 * opts.c (common_handle_option): constify.
1801 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1803 * doc/install.texi (avr): Remove obsolete reference site.
1805 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1807 * doc/install.texi (Binaries): Adjust AIX link.
1809 2009-09-12 Akim Demaille <demaille@gostai.com>
1811 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1812 Use an imperative sentence.
1814 2009-09-11 Richard Henderson <rth@redhat.com>
1816 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1817 structure-name and has-tree-operands arguments; update all entries.
1818 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1820 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1821 (gsstruct_code_size): New.
1822 (gss_for_code_): New.
1823 (gss_for_code): Remove.
1824 (gimple_size): Rewrite using gsstruct_code_size.
1825 (gimple_statement_structure): Move to gimple.h.
1826 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1827 (gss_for_code, gimple_statement_structure): New.
1828 (gimple_ops): Use new arrays; tidy.
1830 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1832 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1833 operand to be a PLUS expression.
1834 * config/pa/pa.c (pa_secondary_reload): Likewise.
1836 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1838 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1840 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1843 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1845 From Jie Zhang <jie.zhang@analog.com>:
1846 * doc/extend.texi (node Function Attributes): Document l2
1848 (node Blackfin Variable Attributes): Document l2 variable attributes.
1850 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1852 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1853 to match the system compiler's configuration at inflection point.
1854 Add comment to remark a remaining difference with system compiler.
1856 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1857 * configure: Regenerate.
1859 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1861 From Jie Zhang <jie.zhang@analog.com>:
1862 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1863 (bfin_handle_l2_attribute): New.
1864 (bfin_attribute_table): Add l2 attribute.
1866 2009-09-11 Michael Matz <matz@suse.de>
1869 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1870 on the local_decls list.
1872 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1876 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1878 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1879 for VALUEs, to implement the documented interface.
1880 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1881 Adjust for VALUEs and anything else, to implement the
1882 documented interface.
1884 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1886 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1887 with actual SPE/paired vector modes before using 64-bit alignment.
1888 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1890 2009-09-10 DJ Delorie <dj@redhat.com>
1892 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1895 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1896 * config/mep/mep.c (mep_legitimate_constant_p): New.
1897 * config/mep/mep-protos.h: Prototype it.
1899 2009-09-10 Richard Henderson <rth@redhat.com>
1901 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1903 2009-09-10 Jason Merrill <jason@redhat.com>
1905 * tree.c (chain_index): New fn.
1906 * tree.h: Declare it.
1908 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1910 * config/sol2-c.c (cmn_err_length_specs): Initialize
1911 scalar_identity_flag.
1913 2009-09-10 Richard Henderson <rth@redhat.com>
1915 * tree.h (struct tree_decl_common): Move align member earlier;
1916 move label_decl_uid member ...
1917 (struct tree_label_decl): ... here.
1918 (LABEL_DECL_UID): Update to match.
1920 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1923 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1924 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1926 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1927 dest_prev if the edge is complex.
1929 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1931 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1932 loop latch tests earlier.
1934 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1935 before GIMPLE_RETURN, not after its predecessor; insert
1938 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1939 gimple_seq_empty_p to test for no PHI nodes.
1940 * tree-cfg.c (split_critical_edges): Likewise.
1942 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1944 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1946 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1947 introduced by the VTA branch merge.
1949 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1951 * ira-conflicts.c: Use fputs or putc instead of fprintf
1955 * tree-switch-conversion.c: Ditto.
1957 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1959 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1960 introduced by the VTA branch merge.
1962 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1965 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1967 PR rtl-optimization/39779
1968 * expr.c (convert_modes): Return when mode == oldmode after
1969 CONST_INTs are processed.
1971 2009-09-10 Nick Clifton <nickc@redhat.com>
1973 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1974 attribute and referring decl when creating renamed symbol.
1976 2009-09-10 Richard Guenther <rguenther@suse.de>
1979 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1981 (cgraph_finalize_compilation_unit): Compute reachability
1982 before emitting thunks. Properly process aliases before
1983 possibly removing unreachable nodes.
1985 2009-09-10 Richard Guenther <rguenther@suse.de>
1988 * tree.c (struct free_lang_data_d): Add worklist member.
1989 (find_decls_types_r): Push onto the worklist instead of recursing.
1990 Handle TREE_BINFOs properly.
1991 (find_decls_types): New function wrapped around find_decls_types_r
1992 to process the worklist.
1993 (find_decls_types_in_eh_region): Use it.
1994 (find_decls_types_in_node): Likewise.
1995 (find_decls_types_in_var): Likewise.
1996 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1997 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1998 (AGGREGATE_TYPE_P): Adjust.
2000 2009-09-09 Jason Merrill <jason@redhat.com>
2002 * configure.ac: Check glibc version even if we have an in-tree
2005 2009-09-09 Anthony Green <green@moxielogic.com>
2007 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
2008 the constant 0 when appropriate.
2009 * config/moxie/constraints.md: Add constraint O.
2011 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
2012 to pass up to 6 32-bit argument values in registers.
2013 (moxie_function_arg): Ditto.
2014 (moxie_arg_partial_bytes): Ditto.
2015 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
2016 (REG_PARM_STACK_SPACE): Ditto.
2017 (FUNCTION_ARG_REGNO_P): Ditto.
2019 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2020 instruction to allocate stack space.
2022 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
2024 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
2025 unnecessarily stringent constraints. Fix address
2026 calculation in the splitters.
2028 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2030 PR rtl-optimization/39779
2031 * expr.c (convert_modes): Return when mode == oldmode after
2032 CONST_INTs are processed.
2034 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
2037 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
2038 (ix86_expand_prologue): Take frame.padding0 into logic of
2040 (ix86_expand_epilogue): Likewise.
2042 2009-09-09 Jakub Jelinek <jakub@redhat.com>
2044 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
2046 (SHLIB_LINK, SHLIB_INSTALL): Use them.
2047 * config/t-slibgcc-libgcc: New file.
2048 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2050 2009-09-09 Martin Jambor <mjambor@suse.cz>
2052 PR tree-optimization/41089
2053 * tree-sra.c (find_var_candidates): Do not consider va_lists in
2056 2009-09-09 Richard Henderson <rth@redhat.com>
2058 * gimple.h (CASE_GIMPLE_OMP): New.
2059 (is_gimple_omp): Use it.
2060 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
2061 (verify_gimple_debug): Likewise.
2063 2009-09-09 Richard Guenther <rguenther@suse.de>
2065 PR tree-optimization/41101
2066 * tree-ssa-pre.c (maximal_set): Remove.
2067 (compute_antic_aux): Treat the maximal set as implicitly all ones.
2068 Defer all blocks we didn't visit at least one successor.
2069 (add_to_exp_gen): Do not add to the maximal set.
2070 (make_values_for_phi): Likewise.
2071 (compute_avail): Likewise.
2072 (init_pre): Do not allocate the maximal set.
2073 (execute_pre): Do not dump it.
2075 2009-09-09 Martin Jambor <mjambor@suse.cz>
2077 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2078 an SSA_NAME rather than a is_gimple_variable.
2080 2009-09-09 Richard Guenther <rguenther@suse.de>
2083 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2084 code dealing with plain pointer bases.
2085 (maybe_fold_offset_to_reference): Likewise.
2086 (maybe_fold_stmt_addition): Adjust.
2088 2009-09-09 Richard Guenther <rguenther@suse.de>
2090 * tree.c (free_lang_data_in_type): Do not free the type variant
2092 (free_lang_data): Merge char_type_node with its properly signed
2094 (pass_ipa_free): Collect after freeing language specific data.
2096 2009-09-09 Michael Matz <matz@suse.de>
2099 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2100 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2101 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2104 2009-09-08 DJ Delorie <dj@redhat.com>
2106 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2108 2009-09-04 Jason Merrill <jason@redhat.com>
2110 * tree.c (tree_find_value): Remove.
2111 * tree.h: Remove prototype.
2112 * varasm.c (assemble_external): Use value_member instead.
2114 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2116 * toplev.c (process_options): Choose default debugging type when
2117 gtoggle enables debug info and type is unset.
2119 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2123 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2126 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2128 * configure: Rebuilt with modified libtool.m4.
2130 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2135 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2137 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2139 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2140 (remove_statement): Likewise.
2141 (rewrite_use_nonlinear_expr): Adjust.
2142 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2143 * tree-ssa.c (release_defs_bitset): ... this. New.
2144 * tree-flow.h (release_defs_bitset): Declare.
2146 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2149 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2150 in the middle block.
2152 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2154 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2155 via intptr_t to long type.
2156 (insert_operand_rank): Cast long type via intptr_t to
2158 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2160 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2161 from pointer to unsigned via uintptr_t.
2163 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2164 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2166 * configure: Regenerated.
2167 * config.in: Regenerated
2168 * system.h (stdint.h): Add include.
2169 (inttypes.h): Likewise.
2170 * Makefile.in (aclocal): Add config/stdint.m4.
2171 * aclocal.m4: Regenerated.
2173 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2175 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2177 (note_np_check_stores): New function.
2178 (harmless_null_pointer_p): New function.
2179 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2180 changed. Take into account whether we're in the shadow of a condjump
2181 that tested NP_REG for NULL.
2182 Lose all code that tested for SEQUENCEs.
2183 (workaround_speculation): Avoid inserting NOPs for loads that are
2184 either always executed or a NULL pointer.
2186 2009-09-08 Jan Hubicka <jh@suse.cz>
2188 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2189 * params.def (early-inlining-insns): Likewise.
2191 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2193 PR rtl-optimization/41239
2194 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2195 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2197 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2198 across calls, as the calls might not always return normally.
2199 (call_may_noreturn_p): New function.
2200 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2201 (init_deps): Initialize it.
2202 (remove_from_deps): Also remove calls from
2203 last_function_call_may_noreturn list.
2205 2009-09-07 Richard Henderson <rth@redhat.com>
2207 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2208 more VR->OPERANDS than LHS operands. Free LHS before returning.
2210 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2212 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2213 (attr "addrtype"): New member "spreg".
2214 Use it if mem_spfp_address_operand is true for the address.
2215 (attr "type"): New entry "stall".
2216 (cpu_unit "load"): New.
2217 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2219 (insn_reservation "loadsp"): New.
2220 (insn_reservation "load_stall1"): New.
2221 (insn_reservation "load_stall3"): New.
2223 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2224 (mem_p_address_operand): Exclude stack and frame pointer based
2226 (mem_spfp_address_operand): New; match them here.
2227 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2228 (bfin_reorg): Call it if scheduling insns.
2229 (bfin_gen_bundles): Remove dummy insns created by
2230 add_sched_insns_for_speculation.
2232 From Jie Zhang <jie.zhang@analog.com>:
2233 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2234 bfin_si_revision, bfin_workarounds): Move these ...
2235 * config/bfin/bfin.h: ... here.
2237 From Mike Frysinger <michael.frysinger@analog.com>
2238 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2239 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2240 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2241 bf547m, bf548m, and bf549m.
2242 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2243 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2244 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2245 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2246 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2247 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2248 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2249 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2250 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2251 bf542m, bf544m, bf547m, bf548m, and bf549m.
2253 From Jie Zhang <jie.zhang@analog.com>:
2254 * config/bfin/predicates.md (p_register_operand): New predicate.
2255 (dp_register_operand): New predicate.
2256 * config/bfin/bfin-protos.h (WA_05000074): Define.
2257 (ENABLE_WA_05000074): Define.
2258 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2259 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2260 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2261 (define_attr addrtype): Allow load/store register to be P register.
2262 (define_attr storereg): New.
2263 (define_cpu_unit anomaly_05000074): New.
2264 (define_insn_reservation dsp32shiftimm): New.
2265 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2266 (define_insn_reservation loadp): Cannot use slot2.
2267 (define_insn_reservation loadsp): Cannot use slot2.
2268 (define_insn_reservation storep): Cannot use slot2. Does not
2269 apply when working around 05000074.
2270 (define_insn_reservation storep_anomaly_05000074): New.
2271 (define_insn_reservation storei): Does not apply when working
2273 (define_insn_reservation storei_anomaly_05000074): New.
2274 (define_attr length): Add dsp32shiftimm case.
2275 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2276 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2277 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2278 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2279 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2281 2009-09-07 Martin Jambor <mjambor@suse.cz>
2284 * tree-sra.c (create_artificial_child_access): Return NULL if
2285 build_ref_for_offset fails.
2286 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2287 and create_artificial_child_access to fail.
2289 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2292 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2293 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2294 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2296 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2298 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2299 block, ensure it has an exit edge. Emit a barrier after a jump.
2301 2009-09-07 Nick Clifton <nickc@redhat.com>
2303 * gcc.c (this_is_linker_script): New variable. Like
2304 this_is_library_file but for the %T constructor.
2305 (end_going_arg): If this_is_linker_script is set then locate the
2306 script and insert a --script switch before it
2307 (do_spec_2): Initialise this_is_linker_script.
2308 (do_spec_1): Likewise. Handle %T construct.
2309 (eval_spec_function): Preserve this_is_linker_script.
2310 * doc/invoke.texi: Document %T construct in spec files.
2311 * config/m32c/m32c.h (LIB_SPEC): Use it.
2313 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2315 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2316 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2317 when volatile flag is set.
2318 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2320 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2323 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2324 (combine_stack_adjustments_for_block): Allow insns between stack
2325 adjustments and stores with corresponding pre-(dec|inc)rement or
2326 pre-modify operation.
2328 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2331 * combine-stack-adj.c (struct csa_memlist): Rename to...
2332 (struct csa_reflist): ... this. Rename mem field to ref.
2333 (free_csa_memlist): Rename to...
2334 (free_csa_reflist): ... this.
2335 (record_one_stack_memref): Rename to...
2336 (record_one_stack_ref): ... this. Handle also REG_P.
2337 (try_apply_stack_adjustment): Handle also REG_P.
2338 (struct record_stack_memrefs_data): Rename to...
2339 (struct record_stack_refs_data): ... this. Rename memlist field to
2341 (record_stack_memrefs): Rename to...
2342 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2343 subexpressions instead of failing when a MEM contains SP references.
2344 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2345 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2347 2009-09-06 Richard Guenther <rguenther@suse.de>
2350 * tree.c (build_array_type): Do not record types marked
2351 with structural equality in the canonical type hashtable.
2353 2009-09-06 Richard Guenther <rguenther@suse.de>
2356 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2358 2009-09-05 Richard Guenther <rguenther@suse.de>
2361 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2363 2009-09-05 Richard Guenther <rguenther@suse.de>
2366 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2368 2009-09-05 Richard Guenther <rguenther@suse.de>
2371 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2372 before comparing function argument types.
2374 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2377 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2380 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2383 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2385 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2386 locators before emit_insn is called.
2388 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2391 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2392 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2393 (reginfo_init): Don't call allocate_reg_info.
2395 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2398 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2399 NONDEBUG_INSN_P instead of INSN_P.
2401 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2404 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2406 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2409 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2410 pattern of the split.
2412 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2414 * toplev.c (process_options): Move setter of flag_var_tracking
2415 before other tests that depend on it. Move down setter of
2416 flag_rename_registers. Don't enable var-tracking-assignments
2417 by default if selective scheduling is enabled. Warn if both
2420 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2422 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2423 comment. Use switch statement to catch overlaps between rtx
2424 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2425 (IS_DECL_CODE): ... here. Remove.
2426 (check_value_is_not_decl): Remove.
2427 (dv_from_decl, dv_from_value): Check after conversion.
2429 2009-09-04 Richard Guenther <rguenther@suse.de>
2432 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2433 after emitting tunks. Move emitting thunks and ctors from ...
2434 (cgraph_optimize): ... here. Remove redundant
2435 cgraph_analyze_functions.
2436 * varasm.c (find_decl_and_mark_needed): Remove no longer
2438 (finish_aliases_1): Adjust check for thunk aliases.
2440 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2442 * config/arm/arm.md (ctzsi2): Added braces
2443 to avoid warning that broke booststrap.
2445 2009-09-04 Martin Jambor <mjambor@suse.cz>
2447 PR tree-optimization/41112
2448 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2449 handle variable-bounded arrays.
2450 (expr_with_var_bounded_array_refs_p): New function.
2451 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2453 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2455 * config/s390/2097.md: Removed two incorrect bypasses.
2456 (z10_fsimpdf): Fixed latency.
2457 (z10_fhex): New insn_reservation.
2458 (z10_floaddf): Fixed latency.
2459 (z10_floadsf): Fixed latency.
2460 (z10_ftrunctf): Fixed latency.
2461 (z10_ftruncdf): Fixed latency.
2462 * config/s390/s390.c (z10_cost): Fixed values.
2463 (s390_adjust_priority): Added z10 path.
2464 * config/s390/s390.md (type): Added fhex.
2465 (*mov<mode>_64dfp): Updated type attribute.
2466 (*mov<mode>_64): Updated type attribute.
2467 (*mov<mode>_31): Updated type attribute.
2468 (*mov<mode>"): Likewise.
2469 * config/s390/2084.md (x_fsimpdf): Updated condition.
2471 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2473 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2474 RTXs in the predicate for operand 1.
2476 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2478 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2479 (rbitsi2): New insn.
2480 (ctzsi2): New expand.
2481 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2483 2009-09-03 Martin Jambor <mjambor@suse.cz>
2485 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2486 (create_artificial_child_access): Use build_ref_for_offset instead
2487 of duplicate_expr_for_different_base.
2488 (propagate_subacesses_accross_link): Likewise.
2490 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2492 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2494 (mips16e_collect_argument_saves): Skip debug instructions.
2495 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2496 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2497 (r10k_insert_cache_barriers): Likewise.
2498 (mips_reorg_process_insns): Likewise.
2500 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2503 * ira.c (update_equiv_reg): Remove check on class likely spill.
2505 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2508 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2509 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2513 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2514 the stack slot if it is passed by invisible reference.
2515 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2516 by invisible reference.
2518 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2520 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2521 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2522 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2524 * config/bfin/sync.md: New file.
2525 * config/bfin/bfin.md: Include it.
2526 (UNSPEC_ATOMIC): New.
2527 (UNSPEC_ONES): Provide a unique number.
2529 From Jie Zhang <jie.zhang@analog.com>:
2530 * config/bfin/bfin.c (ret_regs): New.
2531 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2532 (must_save_rets_p): New.
2533 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2534 current_function_is_leaf.
2535 (do_link): Likewise.
2536 (do_unlink): Likewise.
2537 (expand_interrupt_handler_prologue): Use ret_regs array.
2538 (expand_interrupt_handler_epilogue): Use ret_regs array and
2539 pass return register to gen_return_internal.
2540 (bfin_expand_epilogue): Pass return register to
2541 gen_return_internal.
2542 (bfin_expand_call): Explicitly clobber RETS.
2543 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2544 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2545 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2546 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2548 (return_internal): Take a reg rtx rather than the register number.
2550 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2552 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2553 when comparing against estimated_loop_iterations_int return.
2555 2009-09-03 Richard Guenther <rguenther@suse.de>
2557 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2558 eh_personality_libfunc.
2560 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2562 * tree-parloops.c (separate_decls_in_region): Add space.
2564 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2566 * tree-parloops.c (separate_decls_in_region): Change the condition
2567 checking if there are reductions in the loop.
2569 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2571 PR tree-optimization/38275
2572 * tree-parloops.c (parallelize_loops): Replace profitability condition
2573 for expected number of iterations.
2575 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2577 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2578 (bootstrap-debug): Explain conditions in which it becomes default.
2579 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2582 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2584 * doc/invoke.texi (Optimize Options): Move
2585 -finline-small-functions to the -O2 list.
2587 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2589 * toplev.c (process_options): Enable var-tracking-assignments
2590 by default if var-tracking is enabled.
2592 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2594 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2596 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2597 * rtl.h (prev_nonnote_insn_bb): Declare it.
2599 2009-09-03 Diego Novillo <dnovillo@google.com>
2601 * cgraph.c (cgraph_node_for_decl): New.
2602 * cgraph.h (cgraph_node_for_decl): Declare.
2603 * tree.c (host_integerp): Return 0 if T is NULL.
2605 2009-09-03 Diego Novillo <dnovillo@google.com>
2607 * tree.h (struct alias_pair): Move from varasm.c.
2608 (alias_pairs): Likewise.
2609 (TYPE_MAXVAL): Define.
2610 (TYPE_MINVAL): Define.
2611 (iterative_hash_host_wide_int): Declare.
2612 (remove_unreachable_alias_pairs): Declare.
2613 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2614 * diagnostic.c (default_diagnostic_starter): Make extern.
2615 (default_diagnostic_finalizer): Make extern.
2616 * diagnostic.h (default_diagnostic_starter): Declare.
2617 (default_diagnostic_finalizer): Declare.
2618 (default_tree_printer): Declare.
2619 * toplev.c (default_tree_printer): Make extern.
2621 2009-09-03 Richard Guenther <rguenther@suse.de>
2622 Diego Novillo <dnovillo@google.com>
2624 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2625 * cgraphunit.c (cgraph_expand_function): Do not emit
2626 associated thunks from here.
2627 (cgraph_emit_thunks): New.
2628 (cgraph_optimize): Call it.
2629 Return if any IPA pass finds an error.
2630 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2633 2009-09-03 Simon Baldwin <simonb@google.com>
2634 Rafael Espindola <espindola@google.com>
2635 Richard Guenther <rguenther@suse.de>
2636 Doug Kwan <dougkwan@google.com>
2637 Diego Novillo <dnovillo@google.com>
2639 * tree.c: Include tree-pass.h, langhooks-def.h,
2640 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2641 (free_lang_data_in_type): New.
2642 (need_assembler_name_p): New.
2643 (free_lang_data_in_block): New.
2644 (free_lang_data_in_decl): New.
2645 (struct free_lang_data_d): New.
2646 (add_tree_to_fld_list): New.
2647 (find_decls_types_r): New.
2648 (get_eh_types_for_runtime): New.
2649 (find_decls_types_in_eh_region): New.
2650 (find_decls_types_in_node): New.
2651 (find_decls_types_in_var): New.
2652 (free_lang_data_in_cgraph): New.
2653 (free_lang_data): New.
2654 (gate_free_lang_data): New.
2655 (pass_ipa_free_lang_data): New.
2657 2009-09-03 Diego Novillo <dnovillo@google.com>
2659 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2660 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2661 (lang_hooks): Remove const qualifier.
2662 * ipa.c (cgraph_remove_unreachable_nodes): Call
2663 remove_unreachable_alias_pairs.
2664 * except.c (add_type_for_runtime): Check if TYPE has
2665 already been converted.
2666 (lookup_type_for_runtime): Likewise.
2667 (check_handled): Handle converted types.
2668 * varasm.c (remove_unreachable_alias_pairs): New.
2669 * gimple.c: Include demangle.h.
2670 (gimple_decl_printable_name): New.
2671 (gimple_fold_obj_type_ref): New.
2672 * gimple.h (gimple_decl_printable_name): Declare.
2673 (gimple_fold_obj_type_ref): Declare.
2674 * passes.c (init_optimization_passes): Add pass
2675 pass_ipa_free_lang_data.
2676 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2677 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2679 2009-09-03 Diego Novillo <dnovillo@google.com>
2681 * c-lang.c (lang_hooks): Remove const qualifier.
2683 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2685 * doc/install.texi (*-*-freebsd*): Update target information.
2687 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2689 * hard-reg-set.h (call_fixed_regs): Remove.
2690 * reginfo.c (call_fixed_regs): Remove.
2691 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2692 (globalize_reg): Don't use call_fixed_regs.
2693 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2696 2009-09-01 Michael Matz <matz@suse.de>
2698 * expr.h (emit_storent_insn, expand_expr_real_1,
2699 expand_expr_real_2): Declare.
2700 * expr.c (emit_storent_insn, expand_expr_real_1,
2701 expand_expr_real_2): Export.
2702 (store_expr): Setting and evaluating dont_return_target is useless.
2703 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2704 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2705 * except.c (expand_resx_expr): Rename to ...
2706 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2707 * except.h (expand_resx_stmt): Declare.
2708 * stmt.c: Add include gimple.h
2709 (expand_asm_expr): Rename to ...
2710 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2711 (expand_case): Rewrite to take gimple statement.
2712 * tree.h (expand_asm_stmt): Declare.
2713 (expand_case): Change prototype.
2714 * Makefile.in (stmt.o): Depend on gimple.h.
2715 * builtins.c (expand_builtin_synchronize): Build gimple asm
2716 statement, not an ASM_EXPR.
2717 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2718 gimple_to_tree, release_stmt_tree): Remove.
2719 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2720 ggc_free, but hold comparison code and operands separately.
2721 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2722 (expand_call_stmt, expand_gimple_stmt_1,
2723 expand_gimple_stmt): New helpers.
2724 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2725 release_stmt_tree. Call expand_gimple_stmt instead.
2726 (expand_gimple_basic_block): Ditto.
2728 * calls.c (emit_call_1): Don't look at EH regions here, make
2729 fntree parameter useless.
2730 (expand_call): New local rettype for TREE_TYPE(exp), use it
2731 throughout. Remove local p, use addr instead.
2732 Don't look at EH regions here.
2734 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2736 * doc/invoke.texi (-fsched-pressure): Document it.
2737 (-fsched-reg-pressure-heuristic): Remove it.
2739 * reload.c (ira.h): Include.
2740 (find_reloads): Add choosing reload on number of small spilled
2743 * haifa-sched.c (ira.h): Include.
2744 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2745 saved_reg_pressure, curr_reg_live, saved_reg_live,
2746 region_ref_regs): New variables.
2747 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2748 initiate_reg_pressure_info, setup_ref_regs,
2749 initiate_bb_reg_pressure_info, save_reg_pressure,
2750 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2752 (setup_insn_reg_pressure_info): New function.
2753 (rank_for_schedule): Add pressure checking and insn issue time.
2754 Remove comparison of insn reg weights.
2755 (ready_sort): Set insn reg pressure info.
2756 (update_register_pressure, setup_insn_max_reg_pressure,
2757 update_reg_and_insn_max_reg_pressure,
2758 sched_setup_bb_reg_pressure_info): New functions.
2759 (schedule_insn): Add code for printing and updating reg pressure info.
2760 (find_set_reg_weight, find_insn_reg_weight): Remove.
2761 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2762 (debug_ready_list): Print reg pressure info.
2763 (schedule_block): Ditto. Check insn issue time.
2764 (sched_init): Set up sched_pressure_p. Allocate and set up some
2765 reg pressure related info.
2766 (sched_finish): Free some reg pressure related info.
2767 (fix_tick_ready): Make insn always ready if pressure_p.
2768 (init_h_i_d): Don't call find_insn_reg_weight.
2769 (haifa_finish_h_i_d): Free insn reg pressure info.
2771 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2772 ira_memory_move_cost, ira_class_hard_regs,
2773 ira_class_hard_regs_num, ira_no_alloc_regs,
2774 ira_available_class_regs, ira_reg_class_cover_size,
2775 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2777 * ira-lives.c (single_reg_class): Check mode to find how many
2778 registers are necessary for operand.
2779 (ira_implicitly_set_insn_hard_regs): New.
2781 * common.opt (fsched-pressure): New options.
2782 (fsched-reg-pressure-heuristic): Remove.
2784 * ira.c (setup_eliminable_regset): Rename to
2785 ira_setup_eliminable_regset. Make it external.
2786 (expand_reg_info): Pass cover class to setup_reg_classes.
2787 (ira): Call resize_reg_info instead of allocate_reg_info.
2789 * sched-deps.c: Include ira.h.
2790 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2791 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2792 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2793 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2794 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2795 mark_insn_reg_store, mark_insn_reg_clobber,
2796 setup_insn_reg_pressure_info): New.
2797 (sched_analyze_1): Update implicit_reg_pending_uses.
2798 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2799 Use them to create dependencies. Set insn reg uses and pressure
2800 info. Process reg_pending_uses in one place.
2801 (free_deps): Free implicit sets.
2802 (remove_from_deps): Remove implicit sets if necessary. Check
2803 implicit sets when clearing reg_last_in_use.
2804 (init_deps_global): Clear implicit_reg_pending_clobbers and
2805 implicit_reg_pending_uses.
2807 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2808 ira_memory_move_cost, ira_class_hard_regs,
2809 ira_class_hard_regs_num, ira_no_alloc_regs,
2810 ira_available_class_regs, ira_reg_class_cover_size,
2811 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2812 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2813 ira_implicitly_set_insn_hard_regs): New prototypes.
2815 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2816 cost_elements_num): New variables.
2817 (allocno_costs, total_costs): Rename to costs and
2818 total_allocno_costs.
2819 (COSTS_OF_ALLOCNO): Rename to COSTS.
2820 (allocno_pref): Rename to pref.
2821 (allocno_pref_buffer): Rename to pref_buffer.
2822 (common_classes): Rename to regno_cover_class.
2824 (record_reg_classes): Set allocno attributes only if allocno_p.
2825 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2826 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2827 and COSTS_OF_ALLOCNO.
2828 (print_costs): Rename to print_allocno_costs.
2829 (print_pseudo_costs): New.
2830 (process_bb_node_for_costs): Split into 2 functions with new
2831 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2832 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2833 new parameter dump_file. Use cost_elements_num instead of
2834 ira_allocnos_num. Make one iteration if preferred classes were
2835 already calculated for scheduler. Make 2 versions of code
2836 depending on allocno_p.
2837 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2838 regno_cover_class and COSTS instead of common_classes and
2840 (init_costs, finish_costs): New.
2841 (ira_costs): Set up allocno_p and cost_elements_num. Call
2842 init_costs and finish_costs.
2843 (ira_set_pseudo_classes): New.
2845 * rtl.h (allocate_reg_info): Remove.
2846 (resize_reg_info): Change return type.
2847 (reg_cover_class): New.
2848 (setup_reg_classes): Add new parameter.
2850 * sched-int.h (struct deps_reg): New member implicit_sets.
2851 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2852 (INCREASE_BITS): New macro.
2853 (struct reg_pressure_data, struct reg_use_data): New.
2854 (struct _haifa_insn_data): Remove reg_weight. Add members
2855 reg_pressure, reg_use_list, reg_set_list, and
2856 reg_pressure_excess_cost_change.
2857 (struct deps): New member implicit_sets.
2858 (pressure_p): New variable.
2859 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2860 (struct reg_pressure_data, struct reg_use_data): New.
2861 (INSN_REG_WEIGHT): Remove.
2862 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2863 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2864 (sched_init_region_reg_pressure_info,
2865 sched_setup_bb_reg_pressure_info): New prototypes.
2867 * reginfo.c (struct reg_pref): New member coverclass.
2868 (reg_cover_class): New function.
2869 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2870 (reg_info_size): New variable.
2871 (allocate_reg_info): Make static. Setup reg_info_size.
2872 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2873 (setup_reg_classes): Add a new parameter. Setup cover class too.
2875 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2878 * sched-rgn.c (deps_join): Set up implicit_sets.
2879 (schedule_region): Set up region and basic blocks pressure
2882 * passes.c (init_optimization_passes): Move
2883 pass_subregs_of_mode_init before pass_sched.
2885 2009-09-02 Martin Jambor <mjambor@suse.cz>
2887 * tree-sra.c (struct access): New field grp_hint.
2888 (dump_access): Dump grp_hint.
2889 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2891 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2892 those which have been specifically read and somehow written to.
2893 (propagate_subacesses_accross_link): Set grp_hint of right child and
2894 also possibly of the left child.
2896 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2898 * tree-object-size.c (addr_object_size): Always use object_size_type
2899 0 or 2 when determining the pointer pointed object size.
2901 2009-09-02 Richard Guenther <rguenther@suse.de>
2904 2009-08-31 Richard Guenther <rguenther@suse.de>
2906 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2907 to query if the memory regions for memmove overlap.
2908 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2909 asserts on pointers, instead deal with odd trees.
2910 (ptr_derefs_may_alias_p): Likewise.
2911 (refs_may_alias_p_1): Constructor bases also never alias.
2913 2009-08-01 Christian Bruel <christian.bruel@st.com>
2916 2009-07-31 Christian Bruel <christian.bruel@st.com>
2917 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2919 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2921 * doc/invoke.texi (-fvar-tracking-assignments): New.
2922 (-fvar-tracking-assignments-toggle): New.
2923 (-fdump-final-insns=file): Mark filename as optional.
2924 (--param min-nondebug-insn-uid): New.
2925 (-gdwarf-@{version}): Mention version 4.
2926 * opts.c (common_handle_option): Accept it.
2927 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2928 * regrename.c (regrename_optimize): Drop last. Don't count debug
2929 insns as uses. Don't reject change because of debug insn.
2930 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2931 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2932 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2933 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2934 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2935 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2936 * doc/gimple.texi (is_gimple_debug): New.
2937 (gimple_debug_bind_p): New.
2938 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2939 * doc/install.texi (bootstrap-debug): More details.
2940 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2941 (bootstrap-debug-lib): More details.
2942 (bootstrap-debug-ckovw): Update.
2943 (bootstrap-time): New.
2944 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2945 (insert_phi_nodes_for): Insert debug stmts.
2946 (rewrite_stmt): Take iterator. Insert debug stmts.
2947 (rewrite_enter_block): Adjust.
2948 (maybe_replace_use_in_debug_stmt): New.
2949 (rewrite_update_stmt): Use it.
2950 (mark_use_interesting): Return early for debug stmts.
2951 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2952 stmts before replacing stmt.
2953 (move_computations_stmt): Likewise.
2954 * ira-conflicts.c (add_copies): Skip debug insns.
2955 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2956 (regstat_bb_compute_ri): Skip debug insns.
2957 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2958 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2959 check_loop_closed_ssa_stmt): Skip debug stmts.
2960 * tree-tailcall.c (find_tail_calls): Likewise.
2961 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2962 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2963 (build_var_debug_value_stat): Declare.
2964 (build_var_debug_value): Define.
2965 (target_for_debug_bind): Declare.
2966 * reload.c (find_equiv_reg): Skip debug insns.
2967 * rtlanal.c (reg_used_between_p): Skip debug insns.
2968 (side_effects_p): Likewise.
2969 (canonicalize_condition): Likewise.
2970 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2971 insns never depend on debug insns.
2972 (create_ddg_dep_no_link): Likewise.
2973 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2974 Don't add inter-loop dependencies for debug insns.
2975 (build_intra_loop_deps): Likewise.
2976 (create_ddg): Count debug insns.
2977 * ddg.h (struct ddg::num_debug): New.
2978 (num_backargs): Pair up with previous int field.
2979 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2980 -fcompare-debug-second.
2981 * final.c (get_attr_length_1): Skip debug insns.
2982 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2983 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2984 (driver_self_specs): Map -fdump-final-insns to
2985 -fdump-final-insns=..
2986 (get_local_tick): New.
2987 (compare_debug_dump_opt_spec_function): Test for . argument and
2988 compute output name. Compute temp output spec without flag name.
2989 Compute -frandom-seed.
2990 (OPT): Undef after use.
2991 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2992 (average_num_loop_insns): Likewise.
2993 * params.h (MIN_NONDEBUG_INSN_UID): New.
2994 * gimple.def (GIMPLE_DEBUG): New.
2995 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2996 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2997 (merge_in_block): Fix whitespace.
2998 * toplev.c (flag_var_tracking): Update comment.
2999 (flag_var_tracking_assignments): New.
3000 (flag_var_tracking_assignments_toggle): New.
3001 (process_options): Don't open final insns dump file if we're not
3002 going to write to it. Compute defaults for var_tracking.
3003 * df-scan.c (df_insn_rescan_debug_internal): New.
3004 (df_uses_record): Handle debug insns.
3005 * haifa-sched.c (ready): Initialize n_debug.
3006 (contributes_to_priority): Skip debug insns.
3007 (dep_list_size): New.
3009 (rank_for_schedule): Likewise. Schedule debug insns as soon as
3010 they're ready. Disregard previous debug insns to make decisions.
3011 (queue_insn): Never queue debug insns.
3012 (ready_add, ready_remove_first, ready_remove): Count debug insns.
3013 (schedule_insn): Don't reject debug insns because of issue rate.
3014 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
3015 (queue_to_ready): Skip and discount debug insns.
3016 (choose_ready): Let debug insns through.
3017 (schedule_block): Check boundary debug insns. Discount debug
3018 insns, schedule them early. Adjust whitespace.
3019 (set_priorities): Check for boundary debug insns.
3020 (add_jump_dependencies): Use dep_list_size.
3021 (prev_non_location_insn): New.
3022 (check_cfg): Use it.
3023 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
3025 (remove_unused_ivs): Reset debug stmts.
3026 * modulo-sched.c (const_iteration_count): Skip debug insns.
3027 (res_MII): Discount debug insns.
3028 (loop_single_full_bb_p): Skip debug insns.
3029 (sms_schedule): Likewise.
3030 (sms_schedule_by_order): Likewise.
3031 (ps_has_conflicts): Likewise.
3032 * caller-save.c (refmarker_fn): New.
3033 (save_call_clobbered_regs): Replace regs with saved mem in
3035 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
3036 Call refmarker_fn mark for hardregnos.
3037 (mark_reg_as_referenced): New.
3038 (replace_reg_with_saved_mem): New.
3039 * ipa-pure-const.c (check_stmt): Skip debug stmts.
3040 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
3042 (cse_extended_basic_block): Skip debug insns.
3043 (count_reg_usage): Likewise.
3044 (is_dead_reg): New, split out of...
3045 (set_live_p): ... here.
3046 (insn_live_p): Use it for debug insns.
3047 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
3048 (execute_optimize_stdarg): Likewise.
3049 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3050 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
3051 changes in debug stmts as changes.
3052 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
3053 (moveup_expr): Don't move across debug insns. Don't move
3054 debug insn if it would create a bookkeeping block.
3055 (moveup_expr_cached): Don't use cache for debug insns that
3056 are heads of blocks.
3057 (compute_av_set_inside_bb): Skip debug insns.
3058 (sel_rank_for_schedule): Schedule debug insns first. Remove
3060 (block_valid_for_bookkeeping_p); Support lax searches.
3061 (create_block_for_bookkeeping): Adjust block numbers when
3062 encountering debug-only blocks.
3063 (find_place_for_bookkeeping): Deal with debug-only blocks.
3064 (generate_bookkeeping_insn): Accept no place to insert.
3065 (remove_temp_moveop_nops): New argument full_tidying.
3066 (prepare_place_to_insert): Deal with debug insns.
3067 (advance_state_on_fence): Debug insns don't start cycles.
3068 (update_boundaries): Take fence as argument. Deal with
3070 (schedule_expr_on_boundary): No full_tidying on debug insns.
3071 (fill_insns): Deal with debug insns.
3072 (track_scheduled_insns_and_blocks): Don't count debug insns.
3073 (need_nop_to_preserve_insn_bb): New, split out of...
3074 (remove_insn_from_stream): ... this.
3075 (fur_orig_expr_not_found): Skip debug insns.
3076 * rtl.def (VALUE): Move up.
3078 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3079 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3080 Set it if debug stmts are found.
3081 (statement_sink_location): Skip debug stmts. Propagate
3082 moving defs into debug stmts.
3083 * ifcvt.c (first_active_insn): Skip debug insns.
3084 (last_active_insns): Likewise.
3085 (cond_exec_process_insns): Likewise.
3086 (noce_process_if_block): Likewise.
3087 (check_cond_move_block): Likewise.
3088 (cond_move_convert_if_block): Likewise.
3089 (block_jumps_and_fallthru_p): Likewise.
3090 (dead_or_predicable): Likewise.
3091 * dwarf2out.c (debug_str_hash_forced): New.
3092 (find_AT_string): Add comment.
3093 (gen_label_for_indirect_string): New.
3094 (get_debug_string_label): New.
3095 (AT_string_form): Use it.
3096 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3097 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3098 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3099 several operations that cannot be represented with DWARF opcodes.
3100 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3101 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3102 (dwarf2out_var_location): Take during-call mark into account.
3103 (output_indirect_string): Update comment. Output if there are
3104 label and references.
3105 (prune_indirect_string): New.
3106 (prune_unused_types): Call it if debug_str_hash_forced.
3107 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3108 (dw_long_long_const): Remove.
3109 (struct dw_val_struct): Change val_long_long type to rtx.
3110 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3111 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3112 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3113 component instead of HOST_BITS_PER_LONG.
3114 (output_loc_operands): Likewise. For const8* assert
3115 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3116 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3117 rather than HOST_BITS_PER_LONG is >= 64.
3118 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3120 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3121 HOST_BITS_PER_LONG for dw_val_class_long_long.
3122 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3123 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3124 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3126 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3127 Handle DW_OP_implicit_value.
3128 (extract_int): Move prototype earlier.
3129 (mem_loc_descriptor): For SUBREG punt if inner
3130 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3131 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3132 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3133 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3134 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3135 instead of Pmode size.
3136 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3137 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3138 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3139 (concat_loc_descriptor, concatn_loc_descriptor,
3140 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3141 (add_location_or_const_value_attribute): Likewise. For single
3142 location loc_lists attempt to use add_const_value_attribute
3143 for constant decls. Add DW_AT_const_value even if
3144 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3146 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3147 (control_flow_insn_p): Likewise.
3148 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3149 (separate_decls_in_region_debug_bind): New.
3150 (separate_decls_in_region): Process debug bind stmts afterwards.
3151 * recog.c (verify_changes): Handle debug insns.
3152 (extract_insn): Likewise.
3153 (peephole2_optimize): Skip debug insns.
3154 * dse.c (scan_insn): Skip debug insns.
3155 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3157 (setup_id_for_insn): Handle debug insns.
3158 (maybe_tidy_empty_bb): Adjust whitespace.
3159 (tidy_control_flow): Skip debug insns.
3160 (sel_remove_insn): Adjust for debug insns.
3161 (sel_estimate_number_of_insns): Skip debug insns.
3162 (create_insn_rtx_from_pattern): Handle debug insns.
3163 (create_copy_of_insn_rtx): Likewise.
3164 * sel-sched-.h (sel_bb_end): Declare.
3165 (sel_bb_empty_or_nop_p): New.
3166 (get_all_loop_exits): Use it.
3167 (_eligible_successor_edge_p): Likewise.
3168 (return_nop_to_pool): Adjust.
3169 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3170 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3171 * gimple-pretty-print.c (dump_gimple_debug): New.
3172 (dump_gimple_stmt): Use it.
3173 (dump_bb_header): Skip gimple debug stmts.
3174 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3175 (fixup_match_2): Likewise.
3176 (regmove_backward_pass): Likewise. Simplify combined
3177 replacement. Handle debug insns.
3178 * function.c (instantiate_virtual_regs): Handle debug insns.
3179 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3180 * print-rtl.h: Include cselib.h.
3181 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3182 * df.h (df_inns_rescan_debug_internal): Declare.
3183 * gcse.c (alloc_hash_table): Estimate n_insns.
3184 (cprop_insn): Don't regard debug insns as changes.
3185 (bypass_conditional_jumps): Skip debug insns.
3186 (one_pre_gcse_pass): Adjust.
3187 (one_code_hoisting_pass): Likewise.
3188 (compute_ld_motion_mems): Skip debug insns.
3189 (one_cprop_pass): Adjust.
3190 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3191 (if_convertible_stmt_p): Handle debug stmts.
3192 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3193 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3194 * ira-build.c (create_bb_allocnos): Skip debug insns.
3195 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3196 (has_single_use): Likewise.
3197 (single_imm_use): Likewise.
3198 (num_imm_uses): Likewise.
3199 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3200 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3201 (create_outofssa_var_map): Likewise.
3202 * lower-subreg.c (adjust_decomposed_uses): New.
3203 (resolve_debug): New.
3204 (decompose_multiword_subregs): Use it.
3205 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3206 * emit-rtl.c: Include params.h.
3207 (cur_debug_insn_uid): Define.
3208 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3209 (copy_rtx_if_shared_1): Handle debug insns.
3210 (reset_used_flags): Likewise.
3211 (set_used_flags): LIkewise.
3212 (get_max_insn_count): New.
3213 (next_nondebug_insn): New.
3214 (prev_nondebug_insn): New.
3215 (make_debug_insn_raw): New.
3216 (emit_insn_before_noloc): Handle debug insns.
3217 (emit_jump_insn_before_noloc): Likewise.
3218 (emit_call_insn_before_noloc): Likewise.
3219 (emit_debug_insn_before_noloc): New.
3220 (emit_insn_after_noloc): Handle debug insns.
3221 (emit_jump_insn_after_noloc): Likewise.
3222 (emit_call_insn_after_noloc): Likewise.
3223 (emit_debug_insn_after_noloc): Likewise.
3224 (emit_insn_after): Take loc from earlier non-debug insn.
3225 (emit_jump_insn_after): Likewise.
3226 (emit_call_insn_after): Likewise.
3227 (emit_debug_insn_after_setloc): New.
3228 (emit_debug_insn_after): New.
3229 (emit_insn_before): Take loc from later non-debug insn.
3230 (emit_jump_insn_before): Likewise.
3231 (emit_call_insn_before): Likewise.
3232 (emit_debug_insn_before_setloc): New.
3233 (emit_debug_insn_before): New.
3234 (emit_insn): Handle debug insns.
3235 (emit_debug_insn): New.
3236 (emit_jump_insn): Handle debug insns.
3237 (emit_call_insn): Likewise.
3239 (init_emit): Take min-nondebug-insn-uid into account.
3240 Initialize cur_debug_insn_uid.
3241 (emit_copy_of_insn_after): Handle debug insns.
3242 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3243 location of single rhs in place.
3244 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3245 (floor_sdiv_adjust): New.
3246 (cell_sdiv_adjust): New.
3247 (cell_udiv_adjust): New.
3248 (round_sdiv_adjust): New.
3249 (round_udiv_adjust): New.
3250 (wrap_constant): Moved from cselib.
3251 (unwrap_constant): New.
3252 (expand_debug_expr): New.
3253 (expand_debug_locations): New.
3254 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3256 (gimple_expand_cfg): Expand debug locations.
3257 * cselib.c: Include tree-pass.h.
3258 (struct expand_value_data): New.
3259 (cselib_record_sets_hook): New.
3260 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3261 (cselib_clear_table): Move, and implemnet in terms of...
3262 (cselib_reset_table_with_next_value): ... this.
3263 (cselib_get_next_unknown_value): New.
3264 (discard_useless_locs): Don't discard preserved values.
3265 (cselib_preserve_value): New.
3266 (cselib_preserved_value_p): New.
3267 (cselib_preserve_definitely): New.
3268 (cselib_clear_preserve): New.
3269 (cselib_preserve_only_values): New.
3270 (new_cselib_val): Take rtx argument. Dump it in details.
3271 (cselib_lookup_mem): Adjust.
3272 (expand_loc): Take regs_active in struct. Adjust. Silence
3273 dumps unless details are requested.
3274 (cselib_expand_value_rtx_cb): New.
3275 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3276 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3277 without details. Copy more subregs. Try to resolve values
3278 using a callback. Wrap constants.
3279 (cselib_subst_to_values): Adjust.
3280 (cselib_log_lookup): New.
3281 (cselib_lookup): Call it.
3282 (cselib_invalidate_regno): Don't count preserved values as useless.
3283 (cselib_invalidate_mem): Likewise.
3284 (cselib_record_set): Likewise.
3285 (struct set): Renamed to cselib_set, moved to cselib.h.
3286 (cselib_record_sets): Adjust. Call hook.
3287 (cselib_process_insn): Reset table when it would be cleared.
3288 (dump_cselib_val): New.
3289 (dump_cselib_table): New.
3290 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3291 (remove_forwarder_block): Support moving debug stmts.
3292 * cselib.h (cselib_record_sets_hook): Declare.
3293 (cselib_expand_callback): New type.
3294 (cselib_expand_value_rtx_cb): Declare.
3295 (cselib_reset_table_with_next_value): Declare.
3296 (cselib_get_next_unknown_value): Declare.
3297 (cselib_preserve_value): Declare.
3298 (cselib_preserved_value_p): Declare.
3299 (cselib_preserve_only_values): Declare.
3300 (dump_cselib_table): Declare.
3301 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3302 (try_crossjump_to_edge): Likewise.
3303 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3304 dominated blocks when debug stmts are present.
3305 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3306 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3307 (set_var_live_on_entry): Likewise.
3308 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3309 * cfglayout.c (curr_location, last_location): Make static.
3310 (set_curr_insn_source_location): Don't avoid bouncing.
3311 (get_curr_insn_source_location): New.
3312 (get_curr_insn_block): New.
3313 (duplicate_insn_chain): Handle debug insns.
3314 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3316 * common.opt (fcompare-debug): Move to sort order.
3317 (fdump-unnumbered-links): Likewise.
3318 (fvar-tracking-assignments): New.
3319 (fvar-tracking-assignments-toggle): New.
3320 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3321 because of debug stmts.
3322 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3323 (eliminate_unnecessary_stmts): Walk dominated blocks before
3325 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3326 * ira.c (memref_used_between_p): Skip debug insns.
3327 (update_equiv_regs): Likewise.
3328 * sched-deps.c (sd_lists_size): Accept empty list.
3329 (sd_init_insn): Mark debug insns.
3330 (sd_finish_insn): Unmark them.
3331 (sd_add_dep): Reject non-debug deps on debug insns.
3332 (fixup_sched_groups): Give debug insns group treatment.
3334 (sched_analyze_reg): Don't mark debug insns for sched before call.
3335 (sched_analyze_2): Handle debug insns.
3336 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3338 (deps_analyze_insn): Handle debug insns.
3339 (deps_start_bb): Skip debug insns.
3340 (init_deps): Initialize last_debug_insn.
3341 * tree-ssa.c (target_for_debug_bind): New.
3342 (find_released_ssa_name): New.
3343 (propagate_var_def_into_debug_stmts): New.
3344 (propagate_defs_into_debug_stmts): New.
3345 (verify_ssa): Skip debug bind stmts without values.
3346 (warn_uninialized_vars): Skip debug stmts.
3347 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3348 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3349 (rtx_equal_p): Likewise.
3350 * ira-costs.c (scan_one_insn): Skip debug insns.
3351 (process_bb_node_for_hard_reg_moves): Likewise.
3352 * rtl.h (DEBUG_INSN_P): New.
3353 (NONDEBUG_INSN_P): New.
3354 (MAY_HAVE_DEBUG_INSNS): New.
3355 (INSN_P): Accept debug insns.
3356 (RTX_FRAME_RELATED_P): Likewise.
3357 (INSN_DELETED_P): Likewise
3358 (PAT_VAR_LOCATION_DECL): New.
3359 (PAT_VAR_LOCATION_LOC): New.
3360 (PAT_VAR_OCATION_STATUS): New.
3361 (NOTE_VAR_LOCATION_DECL): Reimplement.
3362 (NOTE_VAR_LOCATION_LOC): Likewise.
3363 (NOTE_VAR_LOCATION_STATUS): Likewise.
3364 (INSN_VAR_LOCATION): New.
3365 (INSN_VAR_LOCATION_DECL): New.
3366 (INSN_VAR_LOCATION_LOC): New.
3367 (INSN_VAR_LOCATION_STATUS): New.
3368 (gen_rtx_UNKNOWN_VAR_LOC): New.
3369 (VAR_LOC_UNKNOWN_P): New.
3370 (NOTE_DURING_CALL_P): New.
3371 (SCHED_GROUP_P): Accept debug insns.
3372 (emit_debug_insn_before): Declare.
3373 (emit_debug_insn_before_noloc): Declare.
3374 (emit_debug_insn_beore_setloc): Declare.
3375 (emit_debug_insn_after): Declare.
3376 (emit_debug_insn_after_noloc): Declare.
3377 (emit_debug_insn_after_setloc): Declare.
3378 (emit_debug_insn): Declare.
3379 (make_debug_insn_raw): Declare.
3380 (prev_nondebug_insn): Declare.
3381 (next_nondebug_insn): Declare.
3382 (delegitimize_mem_from_attrs): Declare.
3383 (get_max_insn_count): Declare.
3384 (wrap_constant): Declare.
3385 (unwrap_constant): Declare.
3386 (get_curr_insn_source_location): Declare.
3387 (get_curr_insn_block): Declare.
3388 * tree-inline.c (insert_debug_decl_map): New.
3389 (processing_debug_stmt): New.
3390 (remap_decl): Don't create new mappings in debug stmts.
3391 (remap_gimple_op_r): Don't add references in debug stmts.
3392 (copy_tree_body_r): Likewise.
3393 (remap_gimple_stmt): Handle debug bind stmts.
3394 (copy_bb): Skip debug stmts.
3395 (copy_edges_for_bb): Likewise.
3396 (copy_debug_stmt): New.
3397 (copy_debug_stmts): New.
3398 (copy_body): Copy debug stmts at the end.
3399 (insert_init_debug_bind): New.
3400 (insert_init_stmt): Take id. Skip and emit debug stmts.
3401 (setup_one_parameter): Remap variable earlier, register debug mapping.
3402 (estimate_num_insns): Skip debug stmts.
3403 (expand_call_inline): Preserve debug_map.
3404 (optimize_inline_calls): Check for no debug_stmts left-overs.
3405 (unsave_expr_now): Preserve debug_map.
3406 (copy_gimple_seq_and_replace_locals): Likewise.
3407 (tree_function_versioning): Check for no debug_stmts left-overs.
3408 Init and destroy debug_map as needed. Split edges unconditionally.
3409 (build_duplicate_type): Init and destroy debug_map as needed.
3410 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3411 (struct copy_body_data): Add debug_stmts and debug_map.
3412 * sched-int.h (struct ready_list): Add n_debug.
3413 (struct deps): Add last_debug_insn.
3414 (DEBUG_INSN_SCHED_P): New.
3415 (BOUNDARY_DEBUG_INSN_P): New.
3416 (SCHEDULE_DEBUG_INSN_P): New.
3417 (sd_iterator_cond): Accept empty list.
3418 * combine.c (create_log_links): Skip debug insns.
3419 (combine_instructions): Likewise.
3420 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3421 return value is always unshared.
3422 (struct rtx_subst_pair): New.
3423 (auto_adjust_pair): New.
3424 (propagate_for_debug_subst): New.
3425 (propagate_for_debug): New.
3426 (try_combine): Skip debug insns. Propagate removed defs into
3428 (next_nonnote_nondebug_insn): New.
3429 (distribute_notes): Use it. Skip debug insns.
3430 (distribute_links): Skip debug insns.
3431 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3432 * resource.c (mark_target_live_regs): Likewise.
3433 * var-tracking.c: Include cselib.h and target.h.
3434 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3436 (micro_operation_type_name): New.
3437 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3438 (struct micro_operation_def): Update comments.
3439 (decl_or_value): New type. Use instead of decls.
3440 (struct emit_note_data_def): Add vars.
3441 (struct attrs_def): Use decl_or_value.
3442 (struct variable_tracking_info_def): Add permp, flooded.
3443 (struct location_chain_def): Update comment.
3444 (struct variable_part_def): Use decl_or_value.
3445 (struct variable_def): Make var_part a variable length array.
3447 (scratch_regs): New.
3448 (cselib_hook_called): New.
3449 (dv_is_decl_p): New.
3450 (dv_is_value_p): New.
3453 (dv_as_opaque): New.
3454 (dv_onepart_p): New.
3456 (IS_DECL_CODE): New.
3457 (check_value_is_not_decl): New.
3458 (dv_from_decl): New.
3459 (dv_from_value): New.
3460 (dv_htab_hash): New.
3461 (variable_htab_hash): Use it.
3462 (variable_htab_eq): Support values.
3463 (variable_htab_free): Free from the right pool.
3464 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3465 (attrs_list_union): Adjust.
3466 (attrs_list_mpdv_union): New.
3467 (tie_break_pointers): New.
3468 (canon_value_cmp): New.
3469 (unshare_variable): Return possibly-modified slot.
3470 (vars_copy_1): Adjust.
3471 (var_reg_decl_set): Adjust. Split out of...
3472 (var_reg_set): ... this.
3473 (get_init_value): Adjust.
3474 (var_reg_delete_and_set): Adjust.
3475 (var_reg_delete): Adjust.
3476 (var_regno_delete): Adjust.
3477 (var_mem_decl_set): Split out of...
3478 (var_mem_set): ... this.
3479 (var_mem_delete_and_set): Adjust.
3480 (var_mem_delete): Adjust.
3484 (variable_union): Adjust. Speed up merge of 1-part vars.
3485 (variable_canonicalize): Use unshared slot.
3486 (VALUED_RECURSED_INTO): New.
3487 (find_loc_in_1pdv): New.
3488 (struct dfset_merge): New.
3489 (insert_into_intersection): New.
3490 (intersect_loc_chains): New.
3492 (canonicalize_loc_order_check): New.
3493 (canonicalize_values_mark): New.
3494 (canonicalize_values_star): New.
3495 (variable_merge_over_cur): New.
3496 (variable_merge_over_src): New.
3497 (dataflow_set_merge): New.
3498 (dataflow_set_equiv_regs): New.
3499 (remove_duplicate_values): New.
3500 (struct dfset_post_merge): New.
3501 (variable_post_merge_new_vals): New.
3502 (variable_post_merge_perm_vals): New.
3503 (dataflow_post_merge_adjust): New.
3504 (find_mem_expr_in_1pdv): New.
3505 (dataflow_set_preserve_mem_locs): New.
3506 (dataflow_set_remove_mem_locs): New.
3507 (dataflow_set_clear_at_call): New.
3508 (onepart_variable_different_p): New.
3509 (variable_different_p): Use it.
3510 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3511 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3513 (track_loc_p): Pass it true.
3514 (struct count_use_info): New.
3515 (find_use_val): New.
3516 (replace_expr_with_values): New.
3518 (use_type): New, partially split out of...
3519 (count_uses): ... this. Count new micro-ops.
3520 (count_uses_1): Adjust.
3521 (count_stores): Adjust.
3522 (count_with_sets): New.
3523 (VAL_NEEDS_RESOLUTION): New.
3524 (VAL_HOLDS_TRACK_EXPR): New.
3525 (VAL_EXPR_IS_COPIED): New.
3526 (VAL_EXPR_IS_CLOBBERED): New.
3527 (add_uses): Adjust. Generate new micro-ops.
3528 (add_uses_1): Adjust.
3529 (add_stores): Generate new micro-ops.
3530 (add_with_sets): New.
3531 (find_src_status): Adjust.
3532 (find_src_set_src): Adjust.
3533 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3534 Handle new micro-ops. Canonicalize value equivalances.
3535 (vt_find_locations): Compute total size of hash tables for
3536 dumping. Perform merge for var-tracking-assignments. Don't
3537 disregard single-block loops.
3538 (dump_attrs_list): Handle decl_or_value.
3539 (dump_variable): Take variable. Deal with decl_or_value.
3540 (dump_variable_slot): New.
3541 (dump_vars): Use it.
3542 (dump_dataflow_sets): Adjust.
3543 (set_slot_part): New, extended to support one-part variables
3544 after splitting out of...
3545 (set_variable_part): ... this.
3546 (clobber_slot_part): New, split out of...
3547 (clobber_variable_part): ... this.
3548 (delete_slot_part): New, split out of...
3549 (delete_variable_part): .... this.
3550 (check_wrap_constant): New.
3551 (vt_expand_loc_callback): New.
3552 (vt_expand_loc): New.
3553 (emit_note_insn_var_location): Adjust. Handle values. Handle
3554 EMIT_NOTE_AFTER_CALL_INSN.
3555 (emit_notes_for_differences_1): Adjust. Handle values.
3556 (emit_notes_for_differences_2): Likewise.
3557 (emit_notes_for_differences): Adjust.
3558 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3559 Adjust. Handle new micro-ops.
3560 (vt_add_function_parameters): Adjust. Create and bind values.
3561 (vt_initialize): Adjust. Initialize scratch_regs and
3562 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3563 operations. Move some code to count_with_sets and add_with_sets.
3564 (delete_debug_insns): New.
3565 (vt_debug_insns_local): New.
3566 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3568 (var_tracking_main): If var-tracking-assignments is enabled
3569 but var-tracking isn't, delete debug insns and leave. Likewise
3570 if we exceed limits or fail the stack adjustments tests, and
3571 after all var-tracking processing.
3572 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3573 (dataflow_set): Add traversed_vars.
3574 (value_chain, const_value_chain): New typedefs.
3575 (value_chain_pool, value_chains): New variables.
3576 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3577 add_value_chains, add_cselib_value_chains, remove_value_chain,
3578 remove_value_chains, remove_cselib_value_chains): New functions.
3579 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3580 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3582 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3583 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3584 (dst_can_be_shared): New variable.
3585 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3586 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3587 different from set->vars, look up slot again instead of using the
3589 (dataflow_set_init): Initialize traversed_vars.
3590 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3591 lookup if set->vars is shared. Don't keep slot cleared before
3592 calling unshare_variable. Unshare set->vars if needed. Adjust
3593 unshare_variable callers. Clear dst_can_be_shared if needed.
3594 Even ->refcount == 1 vars must be unshared if set->vars is shared
3595 and var needs to be modified.
3596 (dataflow_set_union): Set traversed_vars during canonicalization.
3597 (VALUE_CHANGED, DECL_CHANGED): Define.
3598 (set_dv_changed, dv_changed_p): New static inlines.
3599 (track_expr_p): Clear DECL_CHANGED.
3600 (dump_dataflow_sets): Set it.
3601 (variable_was_changed): Call set_dv_changed.
3602 (emit_note_insn_var_location): Likewise.
3603 (changed_variables_stack): New variable.
3604 (check_changed_vars_1, check_changed_vars_2): New functions.
3605 (emit_notes_for_changes): Do nothing if changed_variables is
3606 empty. Traverse changed_variables with check_changed_vars_1,
3607 call check_changed_vars_2 on each changed_variables_stack entry.
3608 (emit_notes_in_bb): Add SET argument. Just clear it at the
3609 beginning, use it instead of local &set, don't destroy it at the end.
3610 (vt_emit_notes): Call dataflow_set_clear early on all
3611 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3612 computed set, dataflow_set_clear also VTI(bb)->in when we are
3613 done with the basic block. Initialize changed_variables_stack,
3614 free it afterwards. If ENABLE_CHECKING verify that after noting
3615 differences to an empty set value_chains hash table is empty.
3616 (vt_initialize): Initialize value_chains and value_chain_pool.
3617 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3618 (variable_tracking_main): Call dump_dataflow_sets before calling
3619 vt_emit_notes, not after it.
3620 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3621 (propagate_var_def_into_debug_stmts): Declare.
3622 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3623 (df_set_note): Reject debug insns.
3624 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3625 add notes to debug insns.
3626 (df_note_bb_compute): Adjust. Likewise.
3627 (df_simulate_uses): Skip debug insns.
3628 (df_simulate_initialize_backwards): Likewise.
3629 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3630 (subst_stack_regs_pat): Reject debug insns.
3631 (convert_regs_1): Handle debug insns.
3632 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3633 (print-rtl.o): Depend on cselib.h.
3634 (cselib.o): Depend on TREE_PASS_H.
3635 (var-tracking.o): Depend on cselib.h and TARGET_H.
3636 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3637 (init_ready_list): Skip boundary debug insns.
3638 (add_branch_dependences): Skip debug insns.
3639 (free_block_dependencies): Check for blocks with only debug insns.
3640 (compute_priorities): Likewise.
3641 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3642 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3644 (gimple_build_debug_bind_stat): New.
3645 (empty_body_p): Skip debug stmts.
3646 (gimple_has_side_effects): Likewise.
3647 (gimple_rhs_has_side_effects): Likewise.
3648 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3649 (gimple_build_debug_bind_stat): Declare.
3650 (gimple_build_debug_bind): Define.
3651 (is_gimple_debug): New.
3652 (gimple_debug_bind_p): New.
3653 (gimple_debug_bind_get_var): New.
3654 (gimple_debug_bind_get_value): New.
3655 (gimple_debug_bind_get_value_ptr): New.
3656 (gimple_debug_bind_set_var): New.
3657 (gimple_debug_bind_set_value): New.
3658 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3659 (gimple_debug_bind_reset_value): New.
3660 (gimple_debug_bind_has_value_p): New.
3661 (gsi_next_nondebug): New.
3662 (gsi_prev_nondebug): New.
3663 (gsi_start_nondebug_bb): New.
3664 (gsi_last_nondebug_bb): New.
3665 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3666 (print_insn): Handle DEBUG_INSN.
3667 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3668 of first insn prevail.
3669 (first_stmt): Skip debug stmts.
3670 (first_non_label_stmt): Likewise.
3671 (last_stmt): Likewise.
3672 (has_zero_uses_1): New.
3673 (single_imm_use_1): New.
3674 (verify_gimple_debug): New.
3675 (verify_types_in_gimple_stmt): Handle debug stmts.
3676 (verify_stmt): Likewise.
3677 (debug_loop_num): Skip debug stmts.
3678 (remove_edge_and_dominated_blocks): Remove dominators last.
3679 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3680 (linearize_expr): Likewise.
3681 * config/i386/i386.c (ix86_delegitimize_address): Call
3682 default implementation.
3683 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3684 (group_barrier_needed): Skip debug insns.
3685 (emit_insn_group_barriers): Likewise.
3686 (emit_all_insn_group_barriers): Likewise.
3687 (ia64_variable_issue): Handle debug insns.
3688 (ia64_dfa_new_cycle): Likewise.
3689 (final_emit_insn_group_barriers): Skip debug insns.
3690 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3691 def cfa without frame.
3692 (process_set): Likewise.
3693 (process_for_unwind_directive): Pass frame on.
3694 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3695 (rs6000_delegitimize_address): New.
3696 (rs6000_debug_adjust_cost): Handle debug insns.
3697 (is_microcoded_insn): Likewise.
3698 (is_cracked_insn): Likewise.
3699 (is_nonpipeline_insn): Likewise.
3700 (insn_must_be_first_in_group): Likewise.
3701 (insn_must_be_last_in_group): Likewise.
3702 (force_new_group): Likewise.
3703 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3704 contains only debug insns.
3705 (rtl_merge_blocks): Skip debug insns.
3706 (purge_dead_edges): Likewise.
3707 (rtl_block_ends_with_call_p): Skip debug insns.
3708 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3709 (mark_reg_dependencies): Skip debug insns.
3710 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3711 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3712 * tree-ssa-threadedge.c
3713 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3714 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3715 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3716 (copyprop_hardreg_forward_1): Handle debug insns.
3717 * reload1.c (reload): Skip debug insns. Replace unassigned
3718 pseudos in debug insns with their equivalences.
3719 (eliminate_regs_in_insn): Skip debug insns.
3720 (emit_input_reload_insns): Skip debug insns at first, adjust
3722 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3723 (get_indirect_ref_operands): Pass opf_no_vops on.
3724 (get_expr_operands): Likewise. Skip debug stmts.
3725 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3727 2009-09-01 Richard Henderson <rth@redhat.com>
3729 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3730 stmt_ends_pp_p statements at least once.
3731 * tree-vrp.c (vrp_initialize): Likewise.
3732 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3734 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3737 Fix AIX bootstrap after PR debug/30161
3738 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3739 that is a GNU extension.
3740 (tmpl_value_parm_die_table): Move the definition of this global
3741 outside #ifdef DWARF2_DEBUGGING_INFO region.
3743 2009-09-01 Richard Guenther <rguenther@suse.de>
3745 * tree.c (tree_expr_size): New function.
3746 * tree.h (tree_expr_size): Declare.
3747 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3748 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3749 * langhooks.c (lhd_expr_size): Remove.
3750 * langhooks.h (struct lang_hooks): Remove expr_size.
3751 * explow.c (expr_size): Use tree_expr_size.
3752 (int_expr_size): Likewise.
3753 * langhooks-def.h (lhd_expr_size): Remove.
3754 (LANG_HOOKS_EXPR_SIZE): Likewise.
3755 (LANG_HOOKS_INITIALIZER): Adjust.
3757 2009-09-01 Richard Guenther <rguenther@suse.de>
3759 * tree-flow.h (mark_addressable): Move declaration ...
3760 * tree.h (mark_addressable): ... here.
3761 * stmt.c (expand_asm_operands): Use mark_addressable, not
3762 lang_hooks.mark_addressable.
3763 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3764 LANG_HOOKS_MARK_ADDRESSABLE.
3765 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3766 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3768 2009-08-31 Chris Demetriou <cgd@google.com>
3770 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3771 vectorize if not TARGET_SSE2.
3773 2009-08-31 DJ Delorie <dj@redhat.com>
3775 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3776 registers if no coprocessor is enabled.
3778 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3781 * cgraph.h (cgraph_get_node): Declare ...
3782 * cgraph.c (cgraph_get_node): ... new function.
3783 * dwarf2out.c (gen_generic_params_dies,
3784 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3785 make_ith_pack_parameter_name,
3786 append_entry_to_tmpl_value_parm_die_table,
3787 gen_remaining_tmpl_value_param_die_attribute): New functions.
3788 (gen_subprogram_die): Generate debug info for template parameters
3789 if debug info level is higher than DINFO_LEVEL_TERSE.
3790 Use tree_add_const_value_attribute_for_decl instead of
3791 tree_add_const_value_attribute.
3792 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3793 instead of tree_add_const_value_attribute.
3794 (gen_struct_or_union_type_die): Generate debug
3795 info for template parameters if debug info level is higher than
3797 (tree_add_const_value_attribute): Handle integral and pointer
3798 constants. Update comment.
3799 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3800 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3801 (reference_to_unused): Fix thinko. Remove redundant predicates from
3803 (tree_add_const_value_attribute): Make this work for constant
3805 tree_add_const_value_attribute_for_decl is to be used for variable
3807 (add_location_or_const_value_attribute): Use
3808 tree_add_const_value_attribute_for_decl now.
3809 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3810 DW_TAG_template_value_param DIEs after function DIEs have been
3812 * langhooks.h (lang_hooks_for_types): Add
3813 get_argument_pack_elems.
3814 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3815 (lang_hooks): Added get_innermost_generic_parms,
3816 get_innermost_generic_args.
3817 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3818 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3819 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3820 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3822 2009-08-31 DJ Delorie <dj@redhat.com>
3824 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3825 it once we start generating the prologue or epilogue.
3826 (mep_call_saves_register): If the frame is locked, re-use
3828 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3829 (mep_expand_prologue): Call it.
3830 (mep_expand_epilogue): Likewise.
3831 (mep_start_function): Use the same logic as mep_expand_prologue.
3832 (mep_pass_by_reference): Make logic more readable.
3833 (mep_return_in_memory): Zero-sized objects are passed in memory.
3834 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3836 2009-08-31 Richard Guenther <rguenther@suse.de>
3838 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3839 to query if the memory regions for memmove overlap.
3840 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3841 asserts on pointers, instead deal with odd trees.
3842 (ptr_derefs_may_alias_p): Likewise.
3843 (refs_may_alias_p_1): Constructor bases also never alias.
3845 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3847 * doc/install.texi (Final install): Adjust reference on where to
3848 order printed manuals.
3850 2009-08-30 Olivier Hainque <hainque@adacore.com>
3852 * dwarf2out.c (switch_to_frame_table_section): Move
3853 definition prior to first use.
3855 2009-08-30 Richard Guenther <rguenther@suse.de>
3857 PR tree-optimization/41186
3858 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3859 (ao_ref_init_from_ptr_and_size): New function.
3860 (ref_maybe_used_by_call_p_1): Be more precise tracking
3861 used ranges for builtin functions.
3862 (ref_maybe_used_by_call_p): Adjust.
3863 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3864 ranges for builtin functions.
3865 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3867 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3870 * fwprop.c (get_reg_use_in): Delete.
3871 (free_load_extend): New function.
3872 (forward_propagate_subreg): Use it.
3874 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3876 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3878 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3881 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3884 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3886 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3887 fini or fini_array section.
3889 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3891 * graphite-dependences.c (graphite_legal_transform_bb): Call
3892 pbb_remove_duplicate_pdrs.
3893 * graphite-poly.c (can_collapse_pdr): Removed.
3894 (pdr_find_duplicate): Removed.
3895 (can_collapse_pdrs): New.
3896 (pbb_remove_duplicate_pdrs): New.
3897 (new_poly_dr): Do not look for duplicates.
3898 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3899 (PBB_PDR_DUPLICATES_REMOVED): New.
3900 (pbb_remove_duplicate_pdrs): Declared.
3902 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3904 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3905 the strides by multiplying by PDR_NB_REFS.
3906 * graphite-poly.c (can_collapse_pdr): New.
3907 (pdr_find_duplicate): New.
3908 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3909 Initialize PDR_NB_REFS.
3910 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3912 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3914 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3917 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3920 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3922 * graphite-dependences.c (pddr_original_scattering): Return NULL
3923 for read-read dependence relations.
3924 * graphite-poly.h (enum poly_dr_type): Fix comment.
3927 (pdr_may_write_p): New.
3929 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3931 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3932 (struct poly_dr): Same.
3933 (new_poly_dr): Same.
3934 * graphite-poly.c (new_poly_dr): Same.
3935 * graphite-dependences.c (dot_deps): Disable call to system.
3937 2009-08-28 Cary Coutant <ccoutant@google.com>
3940 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3941 struct/union/enum types local to a function.
3943 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3944 Sebastian Pop <sebastian.pop@amd.com>
3946 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3947 pbb_strip_mine_time_depth. Changed the implementation so that
3948 transformation is expressed as a transformation on
3949 time (scatttering) dimensions. Also, ensures that the 2d+1
3950 scheduling format is preserved.
3951 (pbb_strip_mine_profitable_p): Profitability is based on the
3952 iteration number of a given time (scattering) dimension,
3953 and not on a original loop depth dimension.
3954 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3955 (pbb_do_strip_mine): Call psct_dynamic_dim.
3956 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3957 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3958 (pbb_nb_dynamic_scattering_transform): New.
3959 (psct_dynamic_dim): New.
3961 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3963 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3964 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3965 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3966 * graphite-interchange.c (build_linearized_memory_access): Same.
3967 (memory_stride_in_loop): Same.
3969 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3971 * graphite-dependences.c (pddr_original_scattering): New.
3972 (graphite_legal_transform_dr): Call pddr_original_scattering.
3975 * graphite-dependences.h (dot_deps): Declared.
3976 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3977 (print_pdr): Print PDR_ID.
3978 * graphite-poly.h (struct poly_dr): Add field id.
3981 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3983 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3985 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3986 not delete the original dependence relation.
3988 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3990 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3991 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3992 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3993 (free_poly_ddr): New.
3994 (pddr_is_empty): New.
3995 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3996 (dependence_polyhedron): Same. Remove useless gcc_assert.
3998 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3999 (graphite_carried_dependence_level_k): Call pddr_is_empty.
4000 * graphite-dependences.h (enum poly_dependence_kind): New.
4001 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
4002 (PDRP_SOURCE): Renamed PDDR_SOURCE.
4003 (PDRP_SINK): Renamed PDDR_SINK.
4004 (PDRP_DDP): Renamed PDDR_DDP.
4006 (free_poly_ddr): Declared.
4007 * graphite-poly.c (new_scop): Use the new hash function names.
4008 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
4009 into original_pddrs.
4010 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
4012 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4014 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4015 bounds with LT_EXPR to make niter analysis more precise on code
4016 generated by Graphite.
4018 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4020 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
4021 (graphite_legal_transform_bb): Same.
4022 (poly_drs_may_alias_p): Same.
4024 2009-08-28 Richard Guenther <rguenther@suse.de>
4026 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
4028 2009-08-28 Jan Beulich <jbeulich@novell.com>
4030 * config/i386/netware.c: Include langhooks.h.
4031 (i386_nlm_encode_section_info): Simplify.
4032 (netware_override_options): Delete.
4033 * config/i386/netware.h (netware_override_options): Delete
4035 (OVERRIDE_OPTIONS): Delete definition.
4036 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4037 (ASM_COMMENT_START): Define.
4038 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
4040 2009-08-28 Jan Beulich <jbeulich@novell.com>
4042 * configure.ac: For in-tree ld, do a plain version check to
4043 determine whether comdat groups are supported.
4044 * configure: Regenerate.
4046 2009-08-28 Olivier Hainque <hainque@adacore.com>
4048 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
4049 always defined. Reflect definition or absence of such for
4050 COLLECT_EXPORT_LIST. Readability helper.
4051 (scanfilter): New enum, to help control what symbols
4052 are to be considered or ignored by scan_prog_file.
4053 (enum pass): Rename as "scanpass", moved together with scanfilter
4054 prior to scan_prog_file's prototype.
4055 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
4056 Group prototype with the scanpass/scanfilter definitions, factorize
4057 head comments for the several implementations at the prototype.
4058 (main): Reorganize the first pass link control to let AIX
4059 drag only the needed frame tables in executables. Prevent
4060 frame tables collection during the scan aimed at static ctors.
4061 Pre-link and scan for frame tables later to compensate.
4062 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
4063 A C statement to issue assembly directives that create a reference
4064 to the given DWARF table identifier label from the current function
4066 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
4067 to differentiate first time section entry. Only emit a .data
4068 tables start identifier label the first time around.
4069 (switch_to_frame_table_section): New function. Helper for
4070 output_call_frame_info to switch possibly BACK into the eh_frame
4071 or the debug_frame section depending on FOR_EH.
4072 (output_call_frame_info): Use helper to first enter the proper
4074 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4075 emit a link to the frame table start label from each function
4077 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4078 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4079 * config/rs6000/rs6000-protos.h: Declare it.
4080 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4082 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4084 * config/sh/sh.c (split_branches): Check the result of
4087 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4089 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4090 using -pthread -fopenmp
4092 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4094 * doc/service.texi (service directory): Update URL.
4096 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4098 PR rtl-optimization/40861
4099 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4100 extract word from a multi-word subreg for negative byte positions.
4102 2009-08-27 Tristan Gingold <gingold@adacore.com>
4103 Douglas B Rupp <rupp@gnat.com>
4105 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4106 (SECTION_VMS_OVERLAY): Define.
4107 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4109 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4111 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4112 common_object declarations.
4113 (ia64_section_type_flags): Set section flag for common_object.
4114 * config/ia64/ia64-protos.h
4115 (ia64_vms_output_aligned_decl_common): Declare.
4116 (ia64_vms_elf_asm_named_section): Declare.
4118 2009-08-27 Michael Matz <matz@suse.de>
4120 * expr.c (expand_expr_real_2): New function taking exploded
4121 unary or binary expression, split out from ...
4122 (expand_expr_real_1): ... here. Move over all unary/binary
4123 switch parts to above function, in particular these codes:
4124 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4125 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4126 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4127 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4128 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4129 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4130 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4131 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4132 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4133 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4134 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4135 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4136 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4137 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4138 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4139 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4140 VEC_PACK_FIX_TRUNC_EXPR.
4141 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4144 2009-08-27 Richard Guenther <rguenther@suse.de>
4146 * gengtype.c (main): Handle uint64_t.
4147 * ipa-utils.c (get_base_var): Indent properly.
4148 * tree-ssa-live.c (debug_scope_block): New function.
4149 * tree-flow.h (debug_scope_block): Declare.
4150 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4151 * basic-block.h (enum profile_status): Rename to
4152 enum profile_status_d.
4153 (x_profile_status): Adjust type.
4155 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4158 * dwarf2out.c (get_context_die): Declare this static function.
4159 (gen_type_die_with_usage): Make sure a DIE is a generated for
4160 the context of a typedef.
4162 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4164 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4167 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4169 * config/mips/mips-protos.h (mips_output_sync): Declare.
4170 (mips_sync_loop_insns): Likewise.
4171 (mips_output_sync_loop): Replace first two parameters with an rtx.
4172 * config/mips/mips.c (mips_multi_member): New structure.
4173 (mips_multi_members): New variable.
4174 (mips_multi_start): New function.
4175 (mips_multi_add): Likewise.
4176 (mips_multi_add_insn): Likewise.
4177 (mips_multi_add_label): Likewise.
4178 (mips_multi_last_index): Likewise.
4179 (mips_multi_copy_insn): Likewise.
4180 (mips_multi_set_operand): Likewise.
4181 (mips_multi_write): Likewise.
4182 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4183 (mips_init_print_operand_punct): Update accordingly.
4184 (mips_start_ll_sc_sync_block): New function.
4185 (mips_end_ll_sc_sync_block): Likewise.
4186 (mips_output_sync): Likewise.
4187 (mips_sync_insn1_template): Likewise.
4188 (mips_sync_insn2_template): Likewise.
4189 (mips_get_sync_operand): Likewise.
4190 (mips_process_sync_loop): Likewise.
4191 (mips_output_sync_loop): Use mips_process_sync_loop.
4192 (mips_sync_loop_insns): New function.
4193 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4194 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4195 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4196 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4197 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4198 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4199 (MIPS_SYNC_OLD_OP_12): Likewise.
4200 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4201 (MIPS_SYNC_NEW_OP_12): Likewise.
4202 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4203 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4204 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4205 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4206 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4207 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4208 * config/mips/mips.md (sync_mem): New attribute.
4209 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4210 (sync_exclusive_mask, sync_required_oldval): Likewise.
4211 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4212 (sync_release_barrier): Likewise.
4213 (length): Handle sync loops.
4214 (sync): Use mips_output_sync.
4215 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4216 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4217 and use mips_output_sync_loop.
4218 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4219 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4220 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4221 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4222 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4223 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4224 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4225 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4226 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4228 2009-08-26 Richard Guenther <rguenther@suse.de>
4231 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4232 the types to not match.
4233 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4235 * tree-ssa.c (useless_type_conversion_p): Conversions to
4236 pointers to unprototyped functions are useless.
4238 2009-08-26 Richard Guenther <rguenther@suse.de>
4240 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4241 whole-program condition, prepare to be called for non-globals.
4242 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4243 params build a representative with known type and track its fields.
4245 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4247 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4248 clearing by a taken branch.
4249 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4250 effectively after bbro pass.
4251 (sync_nand<mode>): Ditto.
4252 (sync_old_<fetchop_name><mode>): Ditto.
4253 (sync_old_nand<mode>): Ditto.
4254 (sync_new_<fetchop_name><mode>): Dito.
4255 (sync_new_nand<mode>): Ditto.
4256 (sync_compare_and_swap<mode>_1): Ditto.
4257 (*sync_compare_and_swap<mode>): Ditto.
4258 (sync_lock_test_and_set<mode>_1): Ditto.
4259 ("sync_lock_test_and_set<mode>): Ditto.
4261 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4263 * hwint.h (HOST_LONG_FORMAT): New macro
4264 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4265 Use HOST_PTR_PRINTF.
4266 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4267 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4268 (HOST_PTR_PRINTF): Document.
4270 2009-08-25 Jan Hubicka <jh@suse.cz>
4272 * config/i386/bmmintrin.h: Replace by #error.
4275 Michael Meissner <michael.meissner@amd.com>
4276 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4277 Tony Linthicum <tony.linthicum@amd.com>
4279 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4280 (TARGET_ROUND): New macro for the round/ptest instructions which
4281 are shared between SSE4.1 and SSE5.
4282 (OPTION_MASK_ISA_ROUND): Ditto.
4283 (OPTION_ISA_ROUND): Ditto.
4284 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4285 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4287 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4288 (-mfused-madd): New switch to give users control over whether the
4289 compiler optimizes to use the multiply/add SSE5 instructions.
4291 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4292 (ix86_handle_option): Turn off 3dnow if -msse5.
4293 (override_options): Add SSE5 support.
4294 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4296 (ix86_expand_sse_movcc): Add SSE5 support.
4297 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4298 vector type to the next largest size.
4299 (ix86_expand_sse5_pack): New function to use pperm to pack a
4300 vector type to the next smallest size.
4301 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4302 (IX86_BUILTIN_FMADDSD): Ditto.
4303 (IX86_BUILTIN_FMADDPS): Ditto.
4304 (IX86_BUILTIN_FMADDPD): Ditto.
4305 (IX86_BUILTIN_FMSUBSS): Ditto.
4306 (IX86_BUILTIN_FMSUBSD): Ditto.
4307 (IX86_BUILTIN_FMSUBPS): Ditto.
4308 (IX86_BUILTIN_FMSUBPD): Ditto.
4309 (IX86_BUILTIN_FNMADDSS): Ditto.
4310 (IX86_BUILTIN_FNMADDSD): Ditto.
4311 (IX86_BUILTIN_FNMADDPS): Ditto.
4312 (IX86_BUILTIN_FNMADDPD): Ditto.
4313 (IX86_BUILTIN_FNMSUBSS): Ditto.
4314 (IX86_BUILTIN_FNMSUBSD): Ditto.
4315 (IX86_BUILTIN_FNMSUBPS): Ditto.
4316 (IX86_BUILTIN_FNMSUBPD): Ditto.
4317 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4318 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4319 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4320 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4321 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4322 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4323 (IX86_BUILTIN_PPERM): Ditto.
4324 (IX86_BUILTIN_PERMPS): Ditto.
4325 (IX86_BUILTIN_PERMPD): Ditto.
4326 (IX86_BUILTIN_PMACSSWW): Ditto.
4327 (IX86_BUILTIN_PMACSWW): Ditto.
4328 (IX86_BUILTIN_PMACSSWD): Ditto.
4329 (IX86_BUILTIN_PMACSWD): Ditto.
4330 (IX86_BUILTIN_PMACSSDD): Ditto.
4331 (IX86_BUILTIN_PMACSDD): Ditto.
4332 (IX86_BUILTIN_PMACSSDQL): Ditto.
4333 (IX86_BUILTIN_PMACSSDQH): Ditto.
4334 (IX86_BUILTIN_PMACSDQL): Ditto.
4335 (IX86_BUILTIN_PMACSDQH): Ditto.
4336 (IX86_BUILTIN_PMADCSSWD): Ditto.
4337 (IX86_BUILTIN_PMADCSWD): Ditto.
4338 (IX86_BUILTIN_PHADDBW): Ditto.
4339 (IX86_BUILTIN_PHADDBD): Ditto.
4340 (IX86_BUILTIN_PHADDBQ): Ditto.
4341 (IX86_BUILTIN_PHADDWD): Ditto.
4342 (IX86_BUILTIN_PHADDWQ): Ditto.
4343 (IX86_BUILTIN_PHADDDQ): Ditto.
4344 (IX86_BUILTIN_PHADDUBW): Ditto.
4345 (IX86_BUILTIN_PHADDUBD): Ditto.
4346 (IX86_BUILTIN_PHADDUBQ): Ditto.
4347 (IX86_BUILTIN_PHADDUWD): Ditto.
4348 (IX86_BUILTIN_PHADDUWQ): Ditto.
4349 (IX86_BUILTIN_PHADDUDQ): Ditto.
4350 (IX86_BUILTIN_PHSUBBW): Ditto.
4351 (IX86_BUILTIN_PHSUBWD): Ditto.
4352 (IX86_BUILTIN_PHSUBDQ): Ditto.
4353 (IX86_BUILTIN_PROTB): Ditto.
4354 (IX86_BUILTIN_PROTW): Ditto.
4355 (IX86_BUILTIN_PROTD): Ditto.
4356 (IX86_BUILTIN_PROTQ): Ditto.
4357 (IX86_BUILTIN_PROTB_IMM): Ditto.
4358 (IX86_BUILTIN_PROTW_IMM): Ditto.
4359 (IX86_BUILTIN_PROTD_IMM): Ditto.
4360 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4361 (IX86_BUILTIN_PSHLB): Ditto.
4362 (IX86_BUILTIN_PSHLW): Ditto.
4363 (IX86_BUILTIN_PSHLD): Ditto.
4364 (IX86_BUILTIN_PSHLQ): Ditto.
4365 (IX86_BUILTIN_PSHAB): Ditto.
4366 (IX86_BUILTIN_PSHAW): Ditto.
4367 (IX86_BUILTIN_PSHAD): Ditto.
4368 (IX86_BUILTIN_PSHAQ): Ditto.
4369 (IX86_BUILTIN_FRCZSS): Ditto.
4370 (IX86_BUILTIN_FRCZSD): Ditto.
4371 (IX86_BUILTIN_FRCZPS): Ditto.
4372 (IX86_BUILTIN_FRCZPD): Ditto.
4373 (IX86_BUILTIN_CVTPH2PS): Ditto.
4374 (IX86_BUILTIN_CVTPS2PH): Ditto.
4375 (IX86_BUILTIN_COMEQSS): Ditto.
4376 (IX86_BUILTIN_COMNESS): Ditto.
4377 (IX86_BUILTIN_COMLTSS): Ditto.
4378 (IX86_BUILTIN_COMLESS): Ditto.
4379 (IX86_BUILTIN_COMGTSS): Ditto.
4380 (IX86_BUILTIN_COMGESS): Ditto.
4381 (IX86_BUILTIN_COMUEQSS): Ditto.
4382 (IX86_BUILTIN_COMUNESS): Ditto.
4383 (IX86_BUILTIN_COMULTSS): Ditto.
4384 (IX86_BUILTIN_COMULESS): Ditto.
4385 (IX86_BUILTIN_COMUGTSS): Ditto.
4386 (IX86_BUILTIN_COMUGESS): Ditto.
4387 (IX86_BUILTIN_COMORDSS): Ditto.
4388 (IX86_BUILTIN_COMUNORDSS): Ditto.
4389 (IX86_BUILTIN_COMFALSESS): Ditto.
4390 (IX86_BUILTIN_COMTRUESS): Ditto.
4391 (IX86_BUILTIN_COMEQSD): Ditto.
4392 (IX86_BUILTIN_COMNESD): Ditto.
4393 (IX86_BUILTIN_COMLTSD): Ditto.
4394 (IX86_BUILTIN_COMLESD): Ditto.
4395 (IX86_BUILTIN_COMGTSD): Ditto.
4396 (IX86_BUILTIN_COMGESD): Ditto.
4397 (IX86_BUILTIN_COMUEQSD): Ditto.
4398 (IX86_BUILTIN_COMUNESD): Ditto.
4399 (IX86_BUILTIN_COMULTSD): Ditto.
4400 (IX86_BUILTIN_COMULESD): Ditto.
4401 (IX86_BUILTIN_COMUGTSD): Ditto.
4402 (IX86_BUILTIN_COMUGESD): Ditto.
4403 (IX86_BUILTIN_COMORDSD): Ditto.
4404 (IX86_BUILTIN_COMUNORDSD): Ditto.
4405 (IX86_BUILTIN_COMFALSESD): Ditto.
4406 (IX86_BUILTIN_COMTRUESD): Ditto.
4407 (IX86_BUILTIN_COMEQPS): Ditto.
4408 (IX86_BUILTIN_COMNEPS): Ditto.
4409 (IX86_BUILTIN_COMLTPS): Ditto.
4410 (IX86_BUILTIN_COMLEPS): Ditto.
4411 (IX86_BUILTIN_COMGTPS): Ditto.
4412 (IX86_BUILTIN_COMGEPS): Ditto.
4413 (IX86_BUILTIN_COMUEQPS): Ditto.
4414 (IX86_BUILTIN_COMUNEPS): Ditto.
4415 (IX86_BUILTIN_COMULTPS): Ditto.
4416 (IX86_BUILTIN_COMULEPS): Ditto.
4417 (IX86_BUILTIN_COMUGTPS): Ditto.
4418 (IX86_BUILTIN_COMUGEPS): Ditto.
4419 (IX86_BUILTIN_COMORDPS): Ditto.
4420 (IX86_BUILTIN_COMUNORDPS): Ditto.
4421 (IX86_BUILTIN_COMFALSEPS): Ditto.
4422 (IX86_BUILTIN_COMTRUEPS): Ditto.
4423 (IX86_BUILTIN_COMEQPD): Ditto.
4424 (IX86_BUILTIN_COMNEPD): Ditto.
4425 (IX86_BUILTIN_COMLTPD): Ditto.
4426 (IX86_BUILTIN_COMLEPD): Ditto.
4427 (IX86_BUILTIN_COMGTPD): Ditto.
4428 (IX86_BUILTIN_COMGEPD): Ditto.
4429 (IX86_BUILTIN_COMUEQPD): Ditto.
4430 (IX86_BUILTIN_COMUNEPD): Ditto.
4431 (IX86_BUILTIN_COMULTPD): Ditto.
4432 (IX86_BUILTIN_COMULEPD): Ditto.
4433 (IX86_BUILTIN_COMUGTPD): Ditto.
4434 (IX86_BUILTIN_COMUGEPD): Ditto.
4435 (IX86_BUILTIN_COMORDPD): Ditto.
4436 (IX86_BUILTIN_COMUNORDPD): Ditto.
4437 (IX86_BUILTIN_COMFALSEPD): Ditto.
4438 (IX86_BUILTIN_COMTRUEPD): Ditto.
4439 (IX86_BUILTIN_PCOMEQUB): Ditto.
4440 (IX86_BUILTIN_PCOMNEUB): Ditto.
4441 (IX86_BUILTIN_PCOMLTUB): Ditto.
4442 (IX86_BUILTIN_PCOMLEUB): Ditto.
4443 (IX86_BUILTIN_PCOMGTUB): Ditto.
4444 (IX86_BUILTIN_PCOMGEUB): Ditto.
4445 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4446 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4447 (IX86_BUILTIN_PCOMEQUW): Ditto.
4448 (IX86_BUILTIN_PCOMNEUW): Ditto.
4449 (IX86_BUILTIN_PCOMLTUW): Ditto.
4450 (IX86_BUILTIN_PCOMLEUW): Ditto.
4451 (IX86_BUILTIN_PCOMGTUW): Ditto.
4452 (IX86_BUILTIN_PCOMGEUW): Ditto.
4453 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4454 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4455 (IX86_BUILTIN_PCOMEQUD): Ditto.
4456 (IX86_BUILTIN_PCOMNEUD): Ditto.
4457 (IX86_BUILTIN_PCOMLTUD): Ditto.
4458 (IX86_BUILTIN_PCOMLEUD): Ditto.
4459 (IX86_BUILTIN_PCOMGTUD): Ditto.
4460 (IX86_BUILTIN_PCOMGEUD): Ditto.
4461 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4462 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4463 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4464 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4465 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4466 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4467 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4468 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4469 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4470 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4471 (IX86_BUILTIN_PCOMEQB): Ditto.
4472 (IX86_BUILTIN_PCOMNEB): Ditto.
4473 (IX86_BUILTIN_PCOMLTB): Ditto.
4474 (IX86_BUILTIN_PCOMLEB): Ditto.
4475 (IX86_BUILTIN_PCOMGTB): Ditto.
4476 (IX86_BUILTIN_PCOMGEB): Ditto.
4477 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4478 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4479 (IX86_BUILTIN_PCOMEQW): Ditto.
4480 (IX86_BUILTIN_PCOMNEW): Ditto.
4481 (IX86_BUILTIN_PCOMLTW): Ditto.
4482 (IX86_BUILTIN_PCOMLEW): Ditto.
4483 (IX86_BUILTIN_PCOMGTW): Ditto.
4484 (IX86_BUILTIN_PCOMGEW): Ditto.
4485 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4486 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4487 (IX86_BUILTIN_PCOMEQD): Ditto.
4488 (IX86_BUILTIN_PCOMNED): Ditto.
4489 (IX86_BUILTIN_PCOMLTD): Ditto.
4490 (IX86_BUILTIN_PCOMLED): Ditto.
4491 (IX86_BUILTIN_PCOMGTD): Ditto.
4492 (IX86_BUILTIN_PCOMGED): Ditto.
4493 (IX86_BUILTIN_PCOMFALSED): Ditto.
4494 (IX86_BUILTIN_PCOMTRUED): Ditto.
4495 (IX86_BUILTIN_PCOMEQQ): Ditto.
4496 (IX86_BUILTIN_PCOMNEQ): Ditto.
4497 (IX86_BUILTIN_PCOMLTQ): Ditto.
4498 (IX86_BUILTIN_PCOMLEQ): Ditto.
4499 (IX86_BUILTIN_PCOMGTQ): Ditto.
4500 (IX86_BUILTIN_PCOMGEQ): Ditto.
4501 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4502 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4503 (enum multi_arg_type): New enum for describing the various SSE5
4504 intrinsic argument types.
4505 (bdesc_multi_arg): New table for SSE5 intrinsics.
4506 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4507 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4509 (ix86_expand_builtin): Add SSE5 intrinsic support.
4510 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4511 operand instructions.
4512 (ix86_expand_sse5_multiple_memory): New function to split the
4513 second memory reference from SSE5 instructions.
4514 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4515 (ix86_return_pops_args): Use stdarg_p to determine if the function
4516 has variable arguments.
4517 (ix86_setup_incoming_varargs): Ditto.
4518 (x86_this_parameter): Ditto.
4520 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4522 (ix86_expand_sse5_pack): Ditto.
4523 (ix86_sse5_valid_op_p): Ditto.
4524 (ix86_expand_sse5_multiple_memory): Ditto.
4526 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4527 constant for SSE5 support.
4528 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4529 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4530 (UNSPEC_SSE5_PERMUTE): Ditto.
4531 (UNSPEC_SSE5_ASHIFT): Ditto.
4532 (UNSPEC_SSE5_LSHIFT): Ditto.
4533 (UNSPEC_FRCZ): Ditto.
4534 (UNSPEC_CVTPH2PS): Ditto.
4535 (UNSPEC_CVTPS2PH): Ditto.
4536 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4538 (COM_FALSE_S): Ditto.
4539 (COM_FALSE_P): Ditto.
4540 (COM_TRUE_S): Ditto.
4541 (COM_TRUE_P): Ditto.
4542 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4543 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4545 (memory attribute): Ditto.
4546 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4547 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4548 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4549 (floor<mode>2): Ditto.
4550 (ceil<mode>2): Ditto.
4551 (btrunc<mode>2): Ditto.
4552 (nearbyintdf2): Ditto.
4553 (nearbyintsf2): Ditto.
4554 (sse_setccsf): Disable if SSE5.
4555 (sse_setccdf): Ditto.
4556 (sse5_setcc<mode>): New support for SSE5 conditional move.
4557 (sse5_pcmov_<mode>): Ditto.
4559 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4561 (SSEMODEF2P): Ditto.
4562 (ssemodesuffixf4): New mode attribute for SSE5.
4563 (ssemodesuffixf2s): Ditto.
4564 (ssemodesuffixf2c): Ditto.
4565 (sserotatemax): Ditto.
4566 (ssescalarmode): Ditto.
4567 (sse_maskcmpv4sf3): Disable if SSE5.
4568 (sse_maskcmpv2df3): Ditto.
4569 (sse_vmmaskcmpv4sf3): Ditto.
4570 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4571 (sse5_vmfmadd<mode>4): Ditto.
4572 (sse5_fmsub<mode>4): Ditto.
4573 (sse5_vmfmsub<mode>4): Ditto.
4574 (sse5_fnmadd<mode>4): Ditto.
4575 (sse5_vmfnmadd<mode>4): Ditto.
4576 (sse5_fnmsub<mode>4): Ditto.
4577 (sse5_vmfnmsub<mode>4): Ditto.
4578 (sse5i_fmadd<mode>4): Ditto.
4579 (sse5i_fmsub<mode>4): Ditto.
4580 (sse5i_fnmadd<mode>4): Ditto.
4581 (sse5i_fnmsub<mode>4): Ditto.
4582 (sse5i_vmfmadd<mode>4): Ditto.
4583 (sse5i_vmfmsub<mode>4): Ditto.
4584 (sse5i_vmfnmadd<mode>4): Ditto.
4585 (sse5i_vmfnmsub<mode>4): Ditto.
4586 (mulv16qi3): Add SSE5 support.
4588 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4589 (sse2_mulv4si3): Disable if SSE5.
4590 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4591 (sse4_1_roundps): Ditto.
4592 (sse4_1_roundsd): Ditto.
4593 (sse4_1_roundss): Ditto.
4594 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4596 (sse_maskcmpsf3): Ditto.
4597 (sse_vmmaskcmpv4sf3): Ditto.
4598 (sse2_maskcmpv2df3): Ditto.
4599 (sse2_maskcmpdf3): Ditto.
4600 (sse2_vmmaskcmpv2df3): Ditto.
4601 (sse2_eq<mode>3): Ditto.
4602 (sse2_gt<mode>3): Ditto.
4603 (sse5_pcmov_<mode>): Add SSE5 support.
4604 (vec_unpacku_hi_v16qi): Ditto.
4605 (vec_unpacks_hi_v16qi): Ditto.
4606 (vec_unpacku_lo_v16qi): Ditto.
4607 (vec_unpacks_lo_v16qi): Ditto.
4608 (vec_unpacku_hi_v8hi): Ditto.
4609 (vec_unpacks_hi_v8hi): Ditto.
4610 (vec_unpacku_lo_v8hi): Ditto.
4611 (vec_unpacks_lo_v8hi): Ditto.
4612 (vec_unpacku_hi_v4si): Ditto.
4613 (vec_unpacks_hi_v4si): Ditto.
4614 (vec_unpacku_lo_v4si): Ditto.
4615 (vec_unpacks_lo_v4si): Ditto.
4616 (sse5_pmacsww): New SSE5 intrinsic insn.
4617 (sse5_pmacssww): Ditto.
4618 (sse5_pmacsdd): Ditto.
4619 (sse5_pmacssdd): Ditto.
4620 (sse5_pmacssdql): Ditto.
4621 (sse5_pmacssdqh): Ditto.
4622 (sse5_pmacsdqh): Ditto.
4623 (sse5_pmacsswd): Ditto.
4624 (sse5_pmacswd): Ditto.
4625 (sse5_pmadcsswd): Ditto.
4626 (sse5_pmadcswd): Ditto.
4627 (sse5_pcmov_<move>): Conditional move support on SSE5.
4628 (sse5_phaddbw): New SSE5 intrinsic insn.
4629 (sse5_phaddbd): Ditto.
4630 (sse5_phaddbq): Ditto.
4631 (sse5_phaddwd): Ditto.
4632 (sse5_phaddwq): Ditto.
4633 (sse5_phadddq): Ditto.
4634 (sse5_phaddubw): Ditto.
4635 (sse5_phaddubd): Ditto.
4636 (sse5_phaddubq): Ditto.
4637 (sse5_phadduwd): Ditto.
4638 (sse5_phadduwq): Ditto.
4639 (sse5_phaddudq): Ditto.
4640 (sse5_phsubbw): Ditto.
4641 (sse5_phsubwd): Ditto.
4642 (sse5_phsubdq): Ditto.
4643 (sse5_pperm): Ditto.
4644 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4645 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4646 (sse5_pperm_sign_v8hi_v4si): Ditto.
4647 (sse5_pperm_zero_v8hi_v4si): Ditto.
4648 (sse5_pperm_sign_v4si_v2di): Ditto.
4649 (sse5_pperm_sign_v4si_v2di): Ditto.
4650 (sse5_pperm_pack_v2di_v4si): Ditto.
4651 (sse5_pperm_pack_v4si_v8hi): Ditto.
4652 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4653 (sse5_perm<mode>): New SSE5 intrinsic insn.
4654 (rotl<mode>3): Ditto.
4655 (sse5_rotl<mode>3): Ditto.
4656 (sse5_ashl<mode>3): Ditto.
4657 (sse5_lshl<mode>3): Ditto.
4658 (sse5_frcz<mode>2): Ditto.
4659 (sse5s_frcz<mode>2): Ditto.
4660 (sse5_cvtph2ps): Ditto.
4661 (sse5_cvtps2ph): Ditto.
4662 (sse5_vmmaskcmp<mode>3): Ditto.
4663 (sse5_com_tf<mode>3): Ditto.
4664 (sse5_maskcmp<mode>3): Ditto.
4665 (sse5_maskcmp_uns<mode>3): Ditto.
4666 (sse5_maskcmp_uns2<mode>3): Ditto.
4667 (sse5_pcom_tf<mode>3): Ditto.
4669 * config/i386/predicates.md (sse5_comparison_float_operator):
4670 New predicate to match the comparison operators supported by
4671 the SSE5 com instruction.
4672 (ix86_comparison_int_operator): New predicate to match just the
4673 signed int comparisons.
4674 (ix86_comparison_uns_operator): New predicate to match just the
4675 unsigned int comparisons.
4677 * doc/invoke.texi (-msse5): Add documentation.
4678 (-mfused-madd): Ditto.
4680 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4682 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4684 (x86_64-*-*): Ditto.
4686 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4688 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4689 intrinisics for SSE5.
4691 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4694 * config/i386/mmintrin-common.h: New file, to contain common
4695 instructions between SSE4.1 and SSE5.
4697 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4698 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4699 (gen_regparm_prefix): Ditto.
4701 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4702 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4703 prototype_p to determine if a function is prototyped.
4705 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4707 * c-common.c (c_common_reswords) add the alignof keyword,
4708 with same RID as __alignof and __alignof__
4710 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4712 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4713 * hooks.c (hook_bool_const_int_const_int_true): New function.
4714 * target.h (struct gcc_target): Add can_eliminate field.
4715 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4716 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4717 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4718 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4719 (elim_table): Revise comment.
4720 * system.h (CAN_ELIMINATE): Poison.
4721 * defaults.h (CAN_ELIMINATE): Remove.
4722 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4724 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4725 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4727 (alpha_vms_can_eliminate): Declare as static, change return type to
4729 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4731 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4732 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4733 (arm_can_eliminate): New function.
4735 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4736 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4737 (avr_can_eliminate): Declare as static.
4738 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4740 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4741 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4742 (bfin_can_eliminate): New function.
4744 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4745 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4746 (crx_can_eliminate): New function.
4748 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4749 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4750 (fr30_can_eliminate): New function.
4752 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4753 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4754 (frv_can_eliminate): New function.
4756 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4757 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4758 (h8300_can_eliminate): New function.
4760 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4761 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4762 (i386_can_eliminate): Declare as static, change return type to bool.
4763 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4765 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4766 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4767 (ia64_can_eliminate): New function.
4769 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4770 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4771 (iq2000_can_eliminate): New function.
4773 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4774 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4775 (m32r_can_eliminate): New function.
4777 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4778 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4779 (m68hc11_can_eliminate): New function.
4781 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4782 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4783 (m68k_can_eliminate): New function.
4785 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4786 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4787 (mep_can_eliminate): New function.
4789 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4790 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4791 (mips_can_eliminate): New function.
4793 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4794 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4795 (rs6000_can_eliminate): New function.
4797 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4798 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4799 (s390_can_eliminate): Declare as static.
4800 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4802 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4803 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4804 (score_can_eliminate): New function.
4806 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4807 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4808 (sparc_can_eliminate): Declare as static.
4809 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4811 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4812 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4813 (xstormy16_can_eliminate): New function.
4815 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4816 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4817 (v850_can_eliminate): New function.
4819 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4821 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4822 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4823 (*movdfcc_ext[1234]): Disable for IEEE mode.
4825 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4827 * gimplify.c (prepare_gimple_addressable): New static function.
4828 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4830 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4831 manually fiddling with it.
4833 2009-08-25 Michael Matz <matz@suse.de>
4835 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4836 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4838 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4839 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4840 (do_jump): Split out code for simple binary comparisons into ...
4841 (do_jump_1): ... this, taking the individual operands and code.
4842 Change callers to helper function above accordingly.
4843 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4846 2009-08-25 Michael Matz <matz@suse.de>
4848 * expr.h (struct separate_ops, sepops): New type for passing
4849 around an exploded simple expression.
4850 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4851 Use this structure instead of expression tree.
4852 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4853 expression, only its type.
4854 (expand_vec_cond_expr): Take type and individual operands instead
4856 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4857 expand_vec_shift_expr): Change prototype accordingly.
4858 * tree-vect-stmts.c (vectorizable_condition): Change call of
4859 expand_vec_cond_expr_p to pass only type.
4860 * expr.c (do_store_flags): Change prototype and implementation
4861 to take an exploded expression.
4862 (expand_expr_real_1): New local ops initialized with details
4863 of the full expression. Use it instead of full
4864 expression in calls to do_store_flags, expand_vec_cond_expr,
4865 expand_widen_pattern_expr and expand_vec_shift_expr.
4867 2009-08-25 Michael Matz <matz@suse.de>
4869 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4870 treeop2 initialized with first three operands of the full expression.
4871 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4873 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4875 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4876 (__gthread_objc_condition_allocate): Mark arguments as unused.
4877 (__gthread_objc_condition_deallocate): Likewise.
4878 (__gthread_objc_condition_wait): Likewise.
4879 (__gthread_objc_condition_broadcast): Likewise.
4880 (__gthread_objc_condition_signal): Likewise.
4881 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4882 (__gthread_objc_thread_id): Likewise.
4884 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4887 * tree-pretty-print.c (print_call_name): Print the correct call name
4888 for procedure pointer components.
4890 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4892 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4893 default_promote_function_mode when not VMS.
4895 2009-08-24 Olivier Hainque <hainque@adacore.com>
4897 * convert.c (convert_to_integer): Don't assume an input pointer is
4898 POINTER_SIZE wide. Fetch from the type instead.
4900 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4902 * configure.ac (AC_PREREQ): Bump to 2.64.
4904 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4906 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4907 (process_command): Don't search standard_exec_prefix_1 and
4908 standard_exec_prefix_2.
4910 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4912 * config/arm/arm.c (output_return_instruction): Handle for
4915 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4917 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4919 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4921 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4922 (*arm_movdf_vfp): Likewise.
4924 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4926 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4927 (vashr<mode>3): Rename from ashr<mode>3.
4928 (vlshr<mode>3): Rename from lshr<mode>3.
4930 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4933 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4934 (check_format_info_main): Use scalar_identify_flag.
4935 (check_format_types): Check for scalar size identity if
4936 scalar_identify_flag is set.
4937 (printf_length_specs): Extend by new field.
4938 (asm_fprintf_length_specs): Likewise.
4939 (gcc_diag_length_specs): Likewise.
4940 (scanf_length_specs): Likewise.
4941 (strfmon_length_specs): Likewise.
4942 (gcc_gfc_length_specs): Likewise.
4943 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4944 (ms_printf_flag_specs): Likewise.
4945 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4947 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4950 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4951 (*call_value_pop_1): Ditto.
4952 (*sibcall_pop_1): New insn pattern.
4953 (*sibcall_value_pop_1): Ditto.
4955 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4958 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4961 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4964 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4965 (get_reg_use_in): New function.
4966 (forward_propagate_subreg): Propagate through subreg of zero_extend
4969 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4971 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4972 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4974 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4976 * configure.ac: Remove --with-datarootdir, --with-docdir,
4977 --with-htmldir switches. No need to call AC_SUBST for
4978 datarootdir, docdir, htmldir any more.
4979 * configure: Regenerate.
4980 * doc/install.texi (Configuration): Document --datarootdir,
4981 --docdir, --htmldir, --pdfdir; update documentation for
4982 --infodir, --mandir.
4983 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4986 * aclocal.m4: Regenerate.
4987 * config.in: Regenerate.
4988 * configure: Regenerate.
4990 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4991 Olivier Hainque <hainque@adacore.com>
4993 * config/ia64/ia64.c: Include libfuncs.h.
4994 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4995 (ia64_expand_call): Use reg 25 on VMS.
4996 (ia64_initialize_trampoline): Fix for VMS ABI.
4997 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4998 (ia64_function_arg): Initialize reg 25 on VMS.
4999 Fix OpenVMS ABI issues for varargs.
5000 For OpenVMS, emit the Argument Information register set in the
5001 incoming/sibcall case as well.
5002 (ia64_arg_type): New function.
5003 (ia64_function_arg_advance): Keep track of cum->words.
5004 Fix OpenVMS ABI issues for varargs.
5005 (ia64_function_value): On VMS, promote mode of non-aggregate types.
5006 (ia64_override_options): Set flag_no_common on VMS.
5007 (ia64_init_builtins): Disable FWRITE builtin.
5008 (ia64_asm_output_external): Call DO_CRTL_NAMES.
5009 (ia64_vms_init_libfuncs): Add decc$ routines.
5010 (ia64_vms_valid_pointer_mode): New function.
5011 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
5012 (ia64_promote_function_mode): New function
5013 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
5014 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
5015 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5016 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
5017 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
5018 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
5019 Suppress trailing '#' if VALUE is numeric.
5020 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
5021 ia64_promote_function_mode.
5022 (TARGET_VALID_POINTER_MODE): Define.
5024 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5027 * config/rs6000/rs6000.c (rs6000_override_options): Use
5028 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
5031 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
5032 reporting of vector + decimal/boolean/complex error.
5034 2009-08-21 Jakub Jelinek <jakub@redhat.com>
5036 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
5037 __vector double TYPE_DECL.
5039 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
5041 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
5042 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5043 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
5044 to pointer to enum machine_mode. Update all callers as needed.
5046 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
5048 * config/alpha/alpha.md (exception_receiver): Emit alternative
5049 GP load sequence if flag_reorder_blocks_and_partition is set.
5050 (*exception_receiver_2): Also enable when
5051 flag_reorder_blocks_and_partition is set.
5053 2009-08-20 Matt Rice <ratmice@gmail.com>
5054 Diego Novillo <dnovillo@google.com>
5056 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
5059 2009-08-20 Richard Guenther <rguenther@suse.de>
5061 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
5062 * c-tree.h (c_dup_lang_specific_decl): Remove.
5063 (struct lang_decl, struct lang_type): Move definitions ...
5064 * c-lang.h: ... here. New file.
5065 * c-decl.c: Include c-lang.h.
5066 (c_dup_lang_specific_decl): Remove.
5067 * c-typeck.c: Include c-lang.h.
5068 * Makefile.in (c-decl.o): Add c-lang.h dependency.
5069 (c-typeck.o): Likewise.
5070 * c-config-lang.in (gtfiles): Add c-lang.h.
5071 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5074 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5076 * config/alpha/alpha.c (alpha_end_function): Do not clear
5077 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5078 this is now handled in generic code.
5080 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5082 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5083 (s390_z10_fix_long_loop_prediction): New function.
5084 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5085 (s390_reorg): Walk over the INSNs and invoke
5086 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5088 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5090 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5091 "*brx_64bit", "*brx_31bit"): New patterns.
5092 * config/s390/s390.c ('E'): New output modifier.
5094 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5095 Richard Earnshaw <richard.earnshaw@arm.com>
5097 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5098 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5100 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5102 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5104 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5105 for mode mode of operand0 when doing secondary reload for SAR.
5107 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5110 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5111 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5113 2009-08-19 Jason Merrill <jason@redhat.com>
5115 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5116 supported template depth in C++0x.
5118 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5120 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5121 free_after_compilation.
5122 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5123 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5124 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5125 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5126 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5127 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5128 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5130 2009-08-19 Ian Lance Taylor <iant@google.com>
5132 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5133 of (plus (mult (neg B) C) A).
5135 2009-08-18 Michael Matz <matz@suse.de>
5137 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5138 instead of comparing TYPE_MAIN_VARIANT for equality.
5139 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5140 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5141 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5142 * gimplify.c (goa_lhs_expr_p): Ditto and use
5143 STRIP_USELESS_TYPE_CONVERSION.
5145 2009-08-18 Michael Matz <matz@suse.de>
5147 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5148 first field in a struct.
5149 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5151 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5153 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5154 locators before emit_insn is called. Remove assert that
5156 (alpha_end_function): Clear crtl->emit structure and free insn
5157 locators if cfun->is_thunk is true.
5159 2009-08-18 Jason Merrill <jason@redhat.com>
5161 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5163 * configure.ac: Test for it.
5164 * configure, config.in: Regenerate.
5165 * doc/install.texi: Document --enable-gnu-unique-object.
5167 2009-08-18 Richard Guenther <rguenther@suse.de>
5170 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5171 pow(x,y*z) only if x is nonnegative.
5173 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5175 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5179 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5180 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5182 2009-08-17 DJ Delorie <dj@redhat.com>
5184 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5185 * config/m32c/prologue.md (epilogue_freit): New.
5187 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5188 (bank_switch_p): Likewise.
5189 (fast_interrupt_p): Likewise.
5190 (interrupt_p): Likewise.
5191 (m32c_conditional_register_usage): Round memregs size up.
5192 (need_to_save): We only need to save $a0 when we use ENTER.
5193 (interrupt_p): Check for fast_interrupt too.
5194 (bank_switch_p): New.
5195 (fast_interrupt_p): New.
5196 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5197 (m32c_emit_prolog): Support bank switching and fast interrupts.
5198 * doc/extend.texi (Function Attributes): Add bank_switch and
5201 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5203 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5204 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5206 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5208 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5209 (menu): Add IA-64/VMS Options.
5210 (IA-64/VMS Options): Likewise.
5212 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5215 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5217 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5219 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5220 (mips_pop_asm_switch): Likewise.
5221 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5223 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5224 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5225 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5226 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5227 instead of set_noreorder.
5228 (mips_output_function_prologue): Use the new functions.
5229 (mips_output_function_epilogue): Likewise.
5230 (mips_need_noat_wrapper_p): New function, split out from...
5231 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5232 Use mips_push_asm_switch and mips_pop_asm_switch.
5233 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5234 and mips_pop_asm_switch.
5235 (ASM_OUTPUT_REG_POP): Likewise.
5236 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5237 Use mips_pop_asm_switch.
5238 (mips_asm_switch): New structure.
5239 (set_noreorder, set_nomacro): Replace with...
5240 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5241 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5242 instead of set_nomacro.
5243 (fix_truncsfsi2_macro): Likewise.
5244 (cprestore): Likewise.
5245 (hazard): Use mips_noreorder instead of set_noreorder.
5246 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5248 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5250 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5251 from prev_active_insn.
5253 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5255 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5256 * config/avr/avr.c (avr_override_options): Initialize
5257 avr_current_arch variable.
5258 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5259 __AVR_HAVE_16BIT_SP__ according to the device type.
5260 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5262 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5263 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5265 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5268 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5269 generating inlined subroutine die only. We shouldn't be
5270 called for anything else.
5271 (gen_block_die): Don't generate inline subroutine debug info for
5274 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5276 * graphite-poly.c (print_pbb): Print PBB index.
5278 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5281 * graphite-interchange.c (ppl_max_for_le): Moved...
5282 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5283 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5284 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5285 * graphite-ppl.h (ppl_max_for_le): Declared.
5287 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5289 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5290 supported on all platforms.
5291 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5292 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5293 * c-pragma.c: Likewise.
5294 * target-def.h (TARGET_INITIALIZER): Remove
5295 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5296 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5298 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5300 * config/ia64/fde-vms.c: New file.
5301 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5302 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5303 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5304 (uw_frame_state_for): Only register a personality routine if it is
5305 known to be compatible with our expectations.
5306 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5307 Declare unw_table_entry stack variable and
5308 mod all calls to _Unwind_FindTableEntry to add arg.
5309 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5310 (_Unwind_FindTableEntry): Add arg to prototype.
5312 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5314 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5315 field 'signal_pfs_loc'.
5316 (uw_frame_state_for): Remove duplicate code dealing with leaf
5317 procedures without unwind info.
5318 If in the frame after unwinding through a signal handler, restore
5319 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5320 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5321 'pfs_loc' to the AR.PFS location in the signal context; instead
5322 set 'signal_pfs_loc'.
5323 Manually generate the unwind info for the AR.PFS register.
5324 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5325 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5326 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5327 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5328 instead set 'signal_pfs_loc'.
5329 Remove code preventing the AR.PFS register from being restored
5330 from the signal context.
5332 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5333 Tristan Gingold <gingold@adacore.com>
5335 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5336 * config/ia64/t-vms: New file.
5337 * config/ia64/vms64.h: New file.
5338 * config/ia64/vms.h: New file.
5339 * config/ia64/vms-crtinit.asm: New file.
5340 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5341 * config/ia64/vms-unwind.h: New file.
5343 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5345 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5348 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5351 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5353 * real.h (do_mpc_arg2): ... here.
5354 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5357 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5359 * final.c (add_debug_prefix_map): Don't use GC memory for
5360 old_prefix and new_prefix.
5362 2009-08-14 Richard Guenther <rguenther@suse.de>
5364 * ipa-prop.c (compute_complex_pass_through): If we cannot
5365 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5367 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5369 * c-lex.c (c_lex_with_flags): Increase size of local variable
5370 to avoid memory clobber.
5372 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5375 * config/i386/i386.c (ix86_fp_comparison_strategy):
5376 Only enable/disable sahf at function granularity.
5378 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5380 PR rtl-optimization/41064
5381 * reload1.c (reload_as_needed): Don't call extract_insn
5382 for known invalid replacements after calling
5383 validate_replace_rtx_group and verify_changes.
5385 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5388 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5389 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5390 ix86_expand_fp_vcond.
5391 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5392 Assert that operation is supported by ix86_expand_int_vcond.
5393 (vcondu<SSEMODE124C8:mode>): Ditto.
5395 2009-08-13 DJ Delorie <dj@redhat.com>
5397 * config/i386/djgpp-stdint.h: New.
5398 * config.gcc (djgpp): Use it.
5400 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5402 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5403 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5405 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5407 * tree-ssa-loop-prefetch.c
5408 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5409 for long-stride pruning.
5410 (compute_miss_rate): New function to compute the probability
5411 that two memory references access different cache lines.
5413 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5415 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5417 2009-08-13 Richard Guenther <rguenther@suse.de>
5420 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5421 use the constant pointer type.
5422 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5423 of CV qualifiers on the target pointer type.
5424 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5425 conversion check before restrict check.
5427 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5430 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5432 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5434 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5436 2009-08-12 Richard Guenther <rguenther@suse.de>
5438 PR tree-optimization/41011
5439 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5440 and reference constructing.
5442 2009-08-12 Xinliang David Li <davidxl@google.com>
5444 PR tree-optimization/41012
5445 * tree-flow.h : New external interface.
5446 * gimple-low.c (check_call_arg): Change to public function.
5447 Remove argument mismatch check in lowering.
5448 * tree-inline.h (tree_can_inline_p): Interface change.
5449 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5451 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5452 Call change to tree_can_inline_p function.
5453 (cgraph_decide_inlining_incrementally): Ditto.
5455 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5457 PR tree-optimization/41031
5458 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5459 on the partition variable rather than promote_mode on the source
5460 type. Assert that the partition variable's type has the same
5461 mode as the source value's.
5463 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5465 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5466 for for_return == 2.
5467 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5469 * calls.c (expand_call): Fix typo.
5470 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5472 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5474 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5475 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5476 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5477 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5479 2009-08-12 Andrew Haley <aph@redhat.com>
5481 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5483 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5486 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5488 2009-08-12 Richard Guenther <rguenther@suse.de>
5490 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5491 * gimplify.c (gimplify_modify_expr): Do not use
5492 lang_hooks.types_compatible_p.
5493 * tree-ssa.c (useless_type_conversion_p): For aggregates
5494 just return false if the canonical types differ.
5496 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5499 * sese.c (convert_for_phi_arg): New.
5500 (add_guard_exit_phis): Use convert_for_phi_arg.
5502 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5504 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5505 unknown subscript upper bounds.
5507 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5508 Pranav Garg <pranav.garg2107@gmail.com>
5510 * graphite-interchange.c (gather_access_strides): Removed.
5511 (ppl_max_for_le): New.
5512 (build_linearized_memory_access): New.
5513 (memory_stride_in_loop): New.
5514 (pbb_interchange_profitable_p): Reimplemented.
5515 * graphite-ppl.h (ppl_new_id_map): New.
5516 (ppl_interchange): New.
5518 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5520 * graphite-interchange.c (compute_subscript): Removed.
5521 (compute_array_size_cstr): Removed.
5522 (compute_array_size_poly): Removed.
5523 (compute_array_size): Removed.
5524 (gather_access_strides_poly): Removed.
5525 (gather_access_strides): Empty.
5527 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5529 * graphite-dependences.c (dependence_polyhedron_1): Replace
5530 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5531 (graphite_legal_transform_dr): Same.
5532 (graphite_carried_dependence_level_k): Same.
5533 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5534 Initialize PDR_NB_SUBSCRIPTS.
5535 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5537 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5538 (PDR_NB_SUBSCRIPTS): New.
5539 (pdr_nb_subscripts): Removed.
5540 (pdr_dim): Simplified.
5541 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5542 with PDR_NB_SUBSCRIPTS.
5544 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5546 * graphite-interchange.c (compute_array_size): Remove use of
5548 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5549 Do not initialize PDR_DATA_CONTAINER.
5550 (print_pdr): Do not print PDR_DATA_CONTAINER.
5551 * graphite-poly.h (struct poly_dr): Remove data_container field.
5552 (PDR_DATA_CONTAINER): Removed.
5553 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5555 (build_poly_dr): Same.
5557 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5558 Sebastian Pop <sebastian.pop@amd.com>
5560 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5561 copy of the dependence polyhedron. Free the temporary objects.
5562 (graphite_carried_dependence_level_k): Free unused objects before
5565 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5566 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5567 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5568 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5569 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5571 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5573 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5574 Early return without analyzing the data dependences if no
5575 transform has been done. Call restore_scattering if the transform
5577 (graphite-interchange.c): Same.
5578 * graphite-poly.c (print_scattering_function): Test for
5580 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5581 (apply_poly_transforms): Do not gcc_assert that
5582 the transform is legal.
5583 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5584 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5585 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5586 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5587 * graphite-poly.h (struct poly_scattering): New.
5588 (struct poly_bb): Add original, transformed, and saved fields.
5589 Remove transformed_scattering, original_scattering,
5590 nb_local_variables and nb_scattering_transform fields.
5591 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5592 (poly_scattering_new): New.
5593 (poly_scattering_free): New.
5594 (poly_scattering_copy): New.
5595 (store_scattering_pbb): New.
5596 (store_scattering): New.
5597 (restore_scattering_pbb): New.
5598 (restore_scattering): New.
5599 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5600 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5602 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5604 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5607 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5609 * Makefile.in (graphite.o): Depends on PREDICT_H.
5610 * graphite.c: Include predict.h.
5611 (graphite_finalize): Call tree_estimate_probability.
5612 * predict.c (predict_loops): Do not call scev_initialize and
5614 (tree_estimate_probability_bb): New.
5615 (tree_estimate_probability): Do not initialize loops: move that
5616 code to the driver. Call tree_estimate_probability_bb.
5617 (tree_estimate_probability_driver): New.
5618 (pass_profile): Use tree_estimate_probability_driver.
5619 * predict.h (tree_estimate_probability): Declared.
5621 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5623 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5624 * graphite-dependences.c (graphite_legal_transform): Add time to
5625 TV_GRAPHITE_DATA_DEPS.
5626 (dependency_between_pbbs_p): Same.
5627 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5629 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5631 PR rtl-optimization/41033
5632 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5633 aliasing is disabled.
5635 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5637 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5638 si_mask_operand, and_load_operand, low_bitmask_operand,
5639 and_reg_operand, and_operand): New predicates.
5640 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5641 * config/mips/mips.c (and_operands_ok): New function.
5642 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5643 * config/mips/mips.md (move_type): Add ext_ins and logical.
5644 (type): Handle them.
5645 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5646 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5647 shift_shift. Remove commutative constraint modifier.
5648 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5650 (*clear_upper32_dext): Remove define_insn_and_split.
5651 (*clear_upper32): Turn this define_insn_and_split ...
5652 (splitter for ANDing register with 0xffff_ffff): .. into this.
5654 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5656 * combine.c (try_widen_shift_mode): Factor out code to check if an
5657 integer constant is a low-order bitmask from here ...
5658 * rtlanal.c (low_bitmask_len): ... to here.
5659 * rtl.h (low_bitmask_len): Declare.
5661 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5664 * config/alpha/alpha.md (addsi3): Remove expander.
5665 (addsi3): Rename from *addsi3_internal insn pattern.
5666 (subsi3): Remove expander.
5667 (subsi3): Rename from *subsi3_internal insn pattern.
5669 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5671 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5674 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5675 Eric Botcazou <botcazou@adacore.com>
5676 Douglas B Rupp <rupp@gnat.com>
5678 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5679 that records that fit in 64 bits are returned by immediate value,
5680 as required by OpenVMS Calling Standard.
5681 (function_value): Adjust for above modification.
5682 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5683 virtual_incoming_args_rtx as base object, not next_arg.
5684 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5686 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5688 * reload.c (find_reloads_subreg_address): Check the original
5689 req_equiv_mem address to detect the case where an address is
5690 not valid in the outer mode.
5692 2009-08-11 Richard Guenther <rguenther@suse.de>
5695 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5697 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5699 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5700 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5702 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5703 Douglas B Rupp <rupp@gnat.com>
5705 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5706 PT_STACK when frame_pointer_needed on OpenVMS.
5707 (alpha_pv_save_size, alpha_using_fp): Remove.
5708 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5709 with proper processing for PT_NULL.
5710 (alpha_vms_initial_elimination_offset): New function. Support for
5711 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5712 (alpha_sa_size): Force procedure type to PT_STACK when
5713 frame_pointer_needed on OpenVMS.
5714 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5715 (alpha_using_fp): Likewise.
5716 (alpha_vms_can_eliminate): Add prototype.
5717 (alpha_vms_initial_elimination_offset): Likewise.
5718 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5719 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5721 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5722 Douglas B Rupp <rupp@gnat.com>
5724 * config/alpha/alpha.c (common_object_handler): New function.
5725 (vms_attribute_table): Declare a single attribute "common_object".
5726 (vms_output_aligned_decl_common): New global function.
5727 (SECTION_VMS_OVERLAY): Delete.
5728 (SECTION_VMS_GLOBAL): Likewise.
5729 (SECTION_VMS_INITIALIZE): Likewise.
5730 (vms_asm_named_section): Remove support for above flags.
5731 (vms_section_type_flags): Delete.
5732 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5733 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5734 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5735 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5737 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5740 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5741 (sub_ddmmss): Likewise.
5743 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5746 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5749 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5752 * reload1.c (reload_as_needed): Use cancel_changes to completely
5753 undo a failed replacement attempt.
5755 2009-08-10 Richard Guenther <rguenther@suse.de>
5758 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5759 (useless_type_conversion_p): ... here. Require pointer targets
5762 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5765 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5766 loose the original type of the statement list.
5768 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5770 * config/alpha/alpha.c: Include libfuncs.h
5771 (avms_asm_output_extern): New function.
5772 (alpha_init_libfuncs): Init some decc libfuncs.
5773 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5774 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5775 (DO_CRTL_NAMES): Define.
5777 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5778 (LONG_TYPE_SIZE): Define.
5779 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5780 (SUBTARGET_SWITCHES): Define malloc64 switch.
5781 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5782 (MASK_RETURN_ADDR): Define.
5783 doc/invoke.texi (mmalloc64): Document switch.
5785 2009-08-09 Olivier Hainque <hainque@adacore.com>
5786 Douglas B Rupp <rupp@gnat.com>
5788 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5789 uses_condition_handler.
5790 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5791 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5792 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5793 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5794 (code_for_builtin): New insn codes for the new alpha_builtins.
5795 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5796 (alpha_sa_size): Account for uses_condition_handler.
5797 (alpha_expand_prologue): Likewise.
5798 (alpha_start_function): Likewise.
5799 (alpha_expand_epilogue): Likewise.
5800 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5801 establish/revert expanders.
5802 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5803 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5804 New expander, resorting to the alpha.c associated function.
5805 (builtin_revert_vms_condition_handler): Likewise.
5806 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5807 __gcc_shell_handler, the static VMS condition handler used as
5808 an indirection wrapper to the current dynamically established
5810 * config/alpha/vms-unwind.h: Complete rewrite.
5811 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5812 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5814 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5815 Douglas B Rupp <rupp@gnat.com>
5817 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5818 (alpha_need_linkage): Handle aliases. Return function symbol.
5819 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5820 Use ultimate alias target for the linkage name.
5821 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5822 by alpha_need_linkage for the function symbol.
5823 (setmemdi): Likewise.
5825 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5827 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5828 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5829 (ASM_WEAKEN_LABEL): Define.
5830 (CRT_CALL_STATIC_FUNCTION): Define.
5831 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5832 (ENDFILE_SPEC): Define.
5833 (INIT_SECTION_ASM_OP): Define.
5834 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5835 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5837 (MULTILIB_OSDIRNAMES): Define.
5838 (shlib_version): Define.
5839 (SHLIB_EXT): Define.
5840 (SHLIB_OBJS): Define.
5841 (SHLIB_NAME): Define.
5842 (SHLIB_MULTILIB): Define.
5843 (SHLIB_INSTALL): Define.
5844 (SHLIB_SYMVEC): Define.
5845 (SHLIB_SYMVECX2): Define.
5846 (SHLIB_LINK): Define.
5848 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5850 * config/alpha/alpha.c (alpha_initialize_trampoline):
5851 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5852 (alpha_start_function): Emit transfer address on nested functions
5853 for VMS trampoline call.
5854 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5855 since no longer used.
5856 * config/alpha/vms-tramp.asm: Remove.
5857 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5858 since now only data initialized at runtime.
5860 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5862 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5863 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5864 (MD_EXEC_PREFIX): Remove, no longer used.
5865 (MD_STARTFILE_PREFIX): Likewise.
5866 (INCLUDE_DEFAULTS): Likewise.
5867 * config/alpha/t-vms:
5868 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5870 2009-08-09 Richard Guenther <rguenther@suse.de>
5872 PR tree-optimization/41016
5873 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5874 (operand_precision): Remove.
5875 (integral_operand_p): Likewise.
5876 (recognize_single_bit_test): Adjust.
5878 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5880 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5881 operation overflows. Likewise non-cast unary arithmetic.
5882 If one arm of a conditional expression is always taken,
5883 inhibit evaluation warnings for the other arm. Likewise inhibit
5884 evaluation warnings for the second && or || operand if the first
5885 operand is enough to determine the result.
5886 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5888 (build_binary_op): Prevent duplicate evaluation warnings.
5890 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5892 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5893 and destination have different modes, Use promote_mode to
5894 determine the signedness of the conversion. Assert that the
5895 promoted source mode matches the destination mode. Don't pass
5896 the destination and destination mode to expand_expr if the source
5897 mode is different. Simplify conversion logic.
5899 2009-08-09 Ira Rosen <irar@il.ibm.com>
5901 PR tree-optimization/41008
5902 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5903 from condition only in case it's a comparison. Adjust checks.
5905 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5907 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5908 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5909 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5910 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5911 (dump_cand): Handle them.
5912 (struct iv_cand): New members COST_STEP and AINC_USE.
5913 (stmt_after_increment): Likewise.
5914 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5915 callers changed. Use gimple_uid comparison instead of scanning.
5916 (add_candidate_1): When looking for identical candidates, take
5917 AINC_USE into account. Set it for new candidates.
5918 (force_expr_to_var_cost): Cast target_spill_cost to int.
5919 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5920 All callers changed. Check for availability of autoinc addressing
5921 modes, both in general for a given mode, and in the specific use case.
5922 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5924 (get_computation_cost): Likewise.
5925 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5926 add_autoinc_candidates): New static functions.
5927 (add_candidate): Call add_autoinc_candidates for candidates based on
5929 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5930 (determine_use_iv_cost_address): If we have an autoinc candidate at
5931 the matching use, verify autoinc is possible and subtract the cost
5932 of the candidate's step from the cost.
5933 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5934 member of the candidate.
5935 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5936 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5938 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5940 * config.build (ia64-hp-*vms*): New target.
5941 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5943 * config.gcc (ia64-hp-*vms*): New target.
5944 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5946 * config.host (ia64-hp-*vms*): New target.
5947 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5950 2009-08-08 Richard Guenther <rguenther@suse.de>
5952 PR tree-optimization/40991
5953 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5955 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5957 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5958 mode check. Do truncations in an integer mode.
5959 (force_to_mode): Handle subregs for all mode types. Only do
5960 arithmetic simplifications on integer modes.
5962 2009-08-07 Richard Guenther <rguenther@suse.de>
5964 PR tree-optimization/40999
5965 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5966 (maybe_fold_reference): Lookup constant initializers.
5967 (fold_gimple_assign): Likewise.
5969 2009-08-07 Richard Guenther <rguenther@suse.de>
5971 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5972 that require structural equality defer to the langhook.
5974 2009-08-07 Martin Jambor <mjambor@suse.cz>
5976 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5978 (struct ipa_pass_through_data): New type.
5979 (struct ipa_ancestor_jf_data): New type.
5980 (union jump_func_value): Removed field formal_id, added fields
5981 pass_through and ancestor.
5982 (struct ipa_param_call_note): Changed type of formal_id to int from
5984 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5985 operations jump functions and ancestor jump functions.
5986 (compute_complex_pass_through): New function.
5987 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5988 reflect changes in the jump function strucutre.
5989 (update_jump_functions_after_inlining): Ignore complex pass-through
5990 and ancestor jump functions.
5991 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5992 polynomial pass-through with operation jump functions.
5994 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5996 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5997 fde->dw_fde_begin as begin label instead of hot/cold label.
5998 Use LLSDAC label instead of LLSDA for second section lsda.
5999 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
6000 label instead of LLSDA if it is true.
6001 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
6003 * except.c (add_call_site, dw2_size_of_call_site_table): Add
6004 SECTION argument. Use it as index into crtl->eh.call_site_record
6006 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
6007 use it to determine how to print table entries instead of using
6008 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
6009 label instead of normal begin label as base.
6010 (sjlj_assign_call_site_values): Adjust add_call_site caller.
6011 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
6012 ensure no EH range spans between sections and that landing pads
6013 are always in the corresponding section.
6014 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
6015 for crtl->eh.call_site_record being an array rather than scalar.
6016 (output_one_function_exception_table): New function, copied
6017 from output_function_exception_table. Adjust
6018 dw2_size_of_call_site_table, dw2_output_call_site_table
6019 callers. For SECOND section use *C suffixed labels.
6020 (output_function_exception_table): Call
6021 output_one_function_exception_table and, when doing hot/cold
6022 partitioning, also another time for the second section.
6023 * opts.c: Include except.h.
6024 (decode_options): Allow -freorder-blocks-and-partition with
6025 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
6026 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
6027 * function.h (struct rtl_eh): Change call_site_record from
6028 scalar into array of 2 elements.
6030 2009-08-07 Martin Jambor <mjambor@suse.cz>
6032 * ipa-prop.c (count_formal_params_1): New function.
6033 (ipa_get_vector_of_formal_parms): New function.
6034 (get_vector_of_formal_parm_types): New function.
6035 (ipa_modify_formal_parameters): New function.
6036 (ipa_modify_call_arguments): New function.
6037 (index_in_adjustments_multiple_times_p): New function.
6038 (ipa_combine_adjustments): New function.
6039 (ipa_dump_param_adjustments): New function.
6040 * ipa-prop.h (struct ipa_parm_adjustment): New type.
6041 (ipa_get_vector_of_formal_parms): Declare.
6042 (ipa_modify_formal_parameters): Declare.
6043 (ipa_modify_call_arguments): Declare.
6044 (ipa_combine_adjustments): Declare.
6045 (ipa_dump_param_adjustments): Declare.
6046 (build_ref_for_offset): Declare.
6047 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
6048 * tree-sra.c: Include ipa-prop.c.
6049 (build_ref_for_offset): Make public.
6051 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
6053 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
6055 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
6057 * gcc/doc/extend.texi (__builtin_extract_return_address)
6058 (__builtin_frob_return_address): Document.
6060 2009-08-06 Paul Brook <paul@codesourcery.com>
6062 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
6063 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
6064 implementation on ARMv6-M.
6066 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6068 * doc/extend.texi (pcs): Document new attribute for ARM.
6070 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6072 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6075 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6077 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6080 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6082 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6084 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6086 Merge ARM/hard_vfp_branch to trunk.
6088 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6090 * arm.c (libcall_eq): New function.
6091 (libcall_hash): New function.
6092 (add_libcall): New function.
6093 (arm_libcall_uses_aapcs_base): New function.
6094 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6095 libcalls using the base PCS.
6096 (arm_init_cumulative_args): Likewise.
6098 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6100 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6101 Use base ABI for conversion libfuncs between HFmode and SFmode.
6103 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6105 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6106 V4SImode as representatives of all 64-bit and 128-bit vector
6107 types. Allow vector types without vector modes.
6108 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6109 without vector modes like BLKmode.
6110 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6111 BLKmode. Avoid unsupported vector modes or TImode moves for
6113 (aapcs_vfp_allocate_return_reg): Likewise.
6114 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6115 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6117 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6119 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6120 (arm_get_pcs_model): Pass attribute arguments to
6121 arm_pcs_from_attribute.
6122 (arm_init_cumulative_args): Use base AAPCS for conversions from
6123 floating-point types to DImode.
6124 (arm_attribute_table): Add pcs attribute.
6125 (arm_handle_pcs_attribute): New.
6126 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6127 conversions from floating-point types to DImode, also declare them
6128 to use base AAPCS and declare functions they call to use base
6129 AAPCS and their RTABI names.
6131 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6133 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6134 -mfloat-abi=hard not being supported for VFP.
6136 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6138 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6139 SYMBOL_REF to hard_libcall_value.
6141 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6142 Richard Earnshaw <rearnsha@arm.com>
6144 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6145 has been put on the stack, all remaining co-processory arguments for
6146 that co-processor also go on the stack.
6148 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6150 * config/arm/arm.c (arm_return_in_memory): Handle returning
6151 vectors of suitable size in registers also for AAPCS case.
6153 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6155 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6157 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6159 ARM Hard-VFP calling convention
6160 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6161 * target.h (gcc_target): Add libcall_value to table of call hooks.
6162 * targhooks.h (default_libcall_value): Default implementation.
6163 * targhooks.c (default_libcall_value): Likewise.
6164 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6165 * optabs.c (expand_unop): Use it.
6166 * expr.h (hard_libcall_value): Pass the function RTX through.
6167 * calls.c (emit_library_call_value_1): Update call to
6169 * explow.c (hard_libcall_value): Use new target hook.
6170 * testsuite/lib/target-supports.exp
6171 (check_effective_target_arm_hard_vfp_ok): New hook.
6172 (check_effective_target_arm_neon_ok): Improve test for neon
6174 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6175 * config/arm/arm.c: Include cgraph.h
6176 (TARGET_FUNCTION_VALUE): Override default hook.
6177 (arm_pcs_default): New variable.
6178 (arm_override_options): Don't fault hard calling convention with VFP.
6179 Add support for AAPCS variants.
6180 (arm_function_value): Make static. Handle AAPCS variants.
6181 (arm_libcall_value): New function.
6182 (arm_apply_result_size): Handle VFP registers in results.
6183 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6185 (pcs_attribute_args): New variable.
6186 (arm_pcs_from_attribute): New function.
6187 (arm_get_pcs_model): New function.
6188 (aapcs_vfp_cum_init): New function.
6189 (aapcs_vfp_sub_candidate): New function.
6190 (aapcs_vfp_is_return_candidate): New function.
6191 (aapcs_vfp_is_call_candidate): New function.
6192 (aapcs_vfp_allocate): New function.
6193 (aapcs_vfp_allocate_return_reg): New function.
6194 (aapcs_vfp_advance): New function.
6195 (aapcs_cp_arg_layout): New variable.
6196 (aapcs_select_call_coproc): New function.
6197 (aapcs_select_return_coproc): New function.
6198 (aapcs_allocate_return_reg): New function.
6199 (aapcs_libcall_value): New function.
6200 (aapcs_layout_arg): New function.
6201 (arm_init_cumulative_args): Initialize AAPCS args data.
6202 (arm_function_arg): Handle AAPCS variants using new interface.
6203 (arm_arg_parital_bytes): Likewise.
6204 (arm_function_arg_advance): New function.
6205 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6206 calling conventions.
6207 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6208 * arm.h (NUM_VFP_ARG_REGS): Define.
6209 (LIBCALL_VALUE): Update.
6210 (FUNCTION_VALUE): Delete.
6211 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6212 (arm_pcs): New enum.
6213 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6214 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6215 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6216 * arm-protos.h (arm_function_arg_advance): Add.
6217 (aapcs_libcall_value): Add.
6218 (arm_function_value): Delete.
6220 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6221 H.J. Lu <hongjiu.lu@intel.com>
6224 * config/i386/i386.c (standard_sse_mode_p): Remove.
6225 (standard_sse_constant_p): Return 2 for integer mode
6226 vector_all_ones_operand when SSE2 is enabled.
6227 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6228 (ix86_expand_vector_move): Do not check for negative values from
6229 standard_sse_constant_p.
6231 2009-08-06 Richard Guenther <rguenther@suse.de>
6233 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6234 array type comparisons frontend independent.
6235 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6236 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6237 out array reference lower bound and element size operands.
6238 (ao_ref_init_from_vn_reference): Properly compute the offset
6239 for ARRAY_RANGE_REF.
6240 (vn_reference_fold_indirect): Fill out array reference lower
6241 bound and element size operands.
6242 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6243 a non gimple valued reference operand which can happen for
6244 array reference lower bound or element size.
6245 (create_component_ref_by_pieces_1): Properly generate the
6246 element size operand for array references.
6248 2009-08-06 Richard Guenther <rguenther@suse.de>
6250 PR tree-optimization/40964
6251 * tree.c (iterative_hash_host_wide_int): Export.
6252 * tree.h (iterative_hash_host_wide_int): Declare.
6253 * tree-ssa-structalias.c (heapvar_map): New struct.
6254 (heapvar_map_eq): New function.
6255 (heapvar_map_hash): Likewise.
6256 (heapvar_lookup): Adjust.
6257 (heapvar_insert): Likewise.
6258 (make_constraint_from_heapvar): Allow multiple heap variables
6259 per decl at different offsets.
6260 (init_alias_heapvars): Adjust.
6262 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6264 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6265 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6266 trailing sync if TARGET_SYNC_AFTER_SC.
6268 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6270 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6271 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6272 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6273 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6274 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6275 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6276 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6277 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6278 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6279 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6280 the prototype declaration match the definition.
6281 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6282 instructions explicitly. Add barrier_before and operands
6284 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6285 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6286 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6287 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6288 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6289 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6291 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6293 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6295 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6296 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6299 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6302 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6304 PR rtl-optimization/40924
6305 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6306 make sure canon_rtx (mem_address) isn't simpler than
6307 canon_rtx (expanded_mem_address).
6309 2009-08-05 Li Feng <nemokingdom@gmail.com>
6311 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6313 (build_scop_drs): Build alias set for each SCoP.
6315 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6317 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6318 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6319 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6320 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6321 (BASE_DRIVER_SELF_SPECS): Likewise.
6323 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6325 * tree-ssa-alias.c: Fix some comment typos.
6327 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6329 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6330 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6332 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6335 * simplify-rtx.c (simplify_binary_operation_1): Disable
6336 simplifications for decimal float operations.
6338 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6341 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6342 operand of INDIRECT_REF.
6344 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6346 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6347 constants referencing TLS symbols.
6349 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6351 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6352 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6354 2009-08-03 Richard Guenther <rguenther@suse.de>
6356 * tree.c (make_vector_type): Build a main variant first,
6357 get the canonical one and then build the variant.
6358 * tree-ssa.c (useless_type_conversion_p_1): Handle
6360 (useless_type_conversion_p): Conversions to pointers to
6361 incomplete record types are useless.
6363 2009-08-03 Richard Guenther <rguenther@suse.de>
6365 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6366 file will be created.
6367 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6368 * toplev.c (compile_file): Adjust comment.
6370 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6372 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6373 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6374 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6375 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6376 (sh_promote_function_mode): Fix typo.
6378 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6380 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6382 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6384 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6385 declaration arguments.
6387 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6389 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6390 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6391 (ix86_split_ashl): Ditto.
6392 (ix86_expand_vector_init_one_nonzero): Ditto.
6393 (ix86_expand_vector_set): Ditto.
6394 (ix86_expand_reduc_v4sf): Ditto.
6396 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6398 * explow.c (promote_function_mode): Remove assert.
6399 * config/sh/sh.c (sh_promote_function_mode): Declare.
6401 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6403 * config/pa/pa.c (pa_promote_function_mode): Declare.
6404 Change to static. Fix promote_mode call.
6406 * gthr-dce.h (CONST_CAST2): Define if not defined.
6407 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6409 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6411 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6413 * expr.c (store_constructor): Use promote_decl_mode. Remove
6414 now write-only variable unsignedp.
6415 (expand_expr_real_1): Use promote_decl_mode.
6416 * expr.h (promote_function_mode, promote_decl_mode): New.
6417 (promote_mode): Remove last argument.
6418 * function.c (assign_temp): Drop last argument of promote_mode.
6419 (assign_parm_find_data_types): Use promote_function_mode.
6420 (assign_parm_setup_reg): Likewise.
6421 (expand_function_end): Use promote_function_mode.
6422 * calls.c (initialize_argument_information): Use promote_function_mode.
6423 (precompute_arguments): Use promote_mode instead of checking if
6424 only PROMOTE_FUNCTION_MODE is defined.
6425 (expand_call): When making sibcall decisions, use promote_function_mode.
6426 Below, remove an if for targetm.calls.promote_function_return and
6427 and use promote_function_mode.
6428 (emit_library_call_value_1): Use promote_function_mode, fix bug
6429 where promote_mode was passed FOR_CALL == 0 for a return value in an
6431 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6432 * explow.c (promote_function_mode, promote_decl_mode): New.
6433 (promote_mode): Keep only the FOR_CALL == 0 case.
6434 * combine.c (setup_incoming_promotion): Remove test of
6435 promote_function_args. Use promote_function_mode.
6436 * stmt.c (expand_value_return): Use promote_decl_mode.
6437 (expand_decl): Use promote_decl_mode.
6439 * expr.c (store_constructor): Use promote_decl_mode. Remove
6440 now write-only variable unsignedp.
6441 (expand_expr_real_1): Use promote_decl_mode.
6442 * expr.h (promote_function_mode, promote_decl_mode): New.
6443 (promote_mode): Remove last argument.
6444 * function.c (assign_temp): Drop last argument of promote_mode.
6445 (assign_parm_find_data_types): Use promote_function_mode.
6446 (assign_parm_setup_reg): Likewise.
6447 (expand_function_end): Use promote_function_mode.
6448 * calls.c (initialize_argument_information): Use promote_function_mode.
6449 (precompute_arguments): Use promote_mode instead of checking if
6450 only PROMOTE_FUNCTION_MODE is defined.
6451 (expand_call): When making sibcall decisions, use promote_function_mode.
6452 Below, remove an if for targetm.calls.promote_function_return and
6453 and use promote_function_mode.
6454 (emit_library_call_value_1): Use promote_function_mode, fix bug
6455 where promote_mode was passed FOR_CALL == 0 for a return value in an
6457 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6458 * explow.c (promote_function_mode, promote_decl_mode): New.
6459 (promote_mode): Keep only the FOR_CALL == 0 case.
6460 * combine.c (setup_incoming_promotion): Remove test of
6461 promote_function_args. Use promote_function_mode.
6462 * stmt.c (expand_value_return): Use promote_decl_mode.
6463 (expand_decl): Use promote_decl_mode.
6465 * explow.c (promote_function_mode): Just call the target hook.
6466 * targhooks.c (default_promote_function_mode,
6467 default_promote_function_mode_always_promote): New.
6468 * targhooks.h (default_promote_function_mode,
6469 default_promote_function_mode_always_promote): Declare.
6470 * target.h (promote_function_args, promote_function_return): Remove.
6471 (promote_function_mode): New.
6472 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6473 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6474 (TARGET_PROMOTE_FUNCTION_MODE): New.
6475 (TARGET_CALLS): Adjust.
6476 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6477 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6479 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6480 * config/s390/s390.c (s390_promote_function_mode): ... here,
6481 with pointer handling.
6482 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6483 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6485 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6486 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6487 with pointer handling.
6488 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6489 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6491 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6492 * config/sh/sh.c (sh_promote_function_mode): New.
6493 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6494 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6496 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6497 * config/cris/cris.c (cris_promote_function_mode): ... here.
6498 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6499 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6501 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6502 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6503 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6504 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6506 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6507 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6508 complex type handling.
6509 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6510 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6512 * config/pa/pa.c (pa_promote_function_mode): New.
6513 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6514 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6516 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6517 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6518 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6519 * config/xtensa/xtensa.c: Likewise.
6520 * config/stormy16/stormy16.c: Likewise.
6521 * config/iq2000/iq2000.c: Likewise.
6522 * config/rs6000/rs6000.c: Likewise.
6523 * config/picochip/picochip.c: Likewise.
6524 * config/arc/arc.c: Likewise.
6525 * config/mcore/mcore.c: Likewise.
6526 * config/score/score.c: Likewise.
6527 * config/mips/mips.c: Likewise.
6528 * config/bfin/bfin.c: Likewise.
6529 * config/ia64/ia64.c: Likewise (disabled though).
6531 * config/frv/frv.h: Remove pointless remark.
6533 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6534 TARGET_PROMOTE_FUNCTION_ARGS,
6535 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6536 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6538 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6540 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6541 -floop-parallelize-all.
6542 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6543 flag_loop_parallelize_all.
6544 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6545 * graphite.c (graphite_transform_loops): Same.
6547 * graphite-poly.c (apply_poly_transforms): Same.
6549 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6551 PR tree-optimization/40914
6552 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6553 if set, then check the delta field of the PMF record.
6554 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6555 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6556 call is stored in the delta.
6558 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6560 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6562 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6564 * config/i386/bsd.h (ASM_BYTE): New define.
6565 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6566 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6567 .byte. Use fputs or putc instead of fprintf where appropriate.
6568 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6569 fputs or putc instead of fprintf where appropriate.
6570 * config/i386/i386elf.h: Ditto.
6571 * config/i386/sysv4.h: Ditto.
6573 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6574 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6575 (*tls_global_dynamic_64): Ditto.
6577 2009-07-31 Christian Bruel <christian.bruel@st.com>
6579 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6581 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6583 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6584 Remove dead code for MINUS.
6586 2009-07-31 Anthony Green <green@moxielogic.com>
6588 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6590 (moxie_expand_epilogue): Ditto for epilogue.
6591 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6593 (moxie_function_arg): Ditto.
6594 (moxie_pass_by_reference): Ditto.
6595 (moxie_arg_partial_bytes): Ditto.
6596 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6597 (FUNCTION_ARG_ADVANCE) Ditto.
6598 (REG_PARM_STACK_SPACE) Ditto.
6599 (FUNCTION_ARG_REGNO_P) Dito.
6601 * config.gcc: Add moxie linux config support.
6602 * gcc/config/moxie/uclinux.h: New file.
6604 2009-07-31 DJ Delorie <dj@redhat.com>
6606 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6607 (UNSPECV_SP_SWITCH_E): New.
6608 (sp_switch_1): Change to an unspec.
6609 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6611 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6612 reference the new stack's address
6614 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6616 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6617 graphite-clast-to-gimple.o, graphite-dependences.o,
6618 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6619 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6620 (graphite-blocking.o,
6621 graphite-clast-to-gimple.o, graphite-dependences.o,
6622 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6623 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6624 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6625 * cfgloop.h (struct loop): Add can_be_parallel field.
6626 * common.opt (fgraphite-identity): Moved up.
6627 (fgraphite-force-parallel): New flag.
6628 * graphite.c: Rewrite.
6629 * graphite.h: Rewrite.
6630 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6632 * toplev.c (graphite_out_file): New file descriptor.
6633 (graphite_in_file): New.
6634 (process_options): flag_graphite_force_parallel cannot be used without
6636 * tree-ssa-loop.c: Include toplev.h.
6637 (gate_graphite_transforms): Enable flag_graphite for
6638 flag_graphite_force_parallel.
6640 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6642 * ChangeLog.graphite: New.
6643 * graphite-blocking.c: New.
6644 * graphite-clast-to-gimple.c: New.
6645 * graphite-clast-to-gimple.h: New.
6646 * graphite-dependences.c: New.
6647 * graphite-dependences.h: New.
6648 * graphite-interchange.c: New.
6649 * graphite-poly.c: New.
6650 * graphite-poly.h: New.
6651 * graphite-ppl.c: New.
6652 * graphite-ppl.h: New.
6653 * graphite-scop-detection.c: New.
6654 * graphite-scop-detection.h: New.
6655 * graphite-sese-to-poly.c: New.
6656 * graphite-sese-to-poly.h: New.
6660 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6662 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6663 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6665 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6667 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6668 (scev_is_linear_expression): Return false if the evolution is not
6669 affine multivariate.
6671 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6673 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6674 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6676 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6678 * tree-data-ref.c (debug_data_references): New.
6679 (debug_data_reference): New.
6680 * tree-data-ref.h (debug_data_references): Declared.
6681 (debug_data_reference): Declared.
6683 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6685 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6686 * tree-data-ref.h (scop_p): Removed.
6687 (struct data_reference): Remove field scop.
6689 (stmt_simple_memref_p): Removed.
6691 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6693 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6694 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6697 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6699 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6701 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6703 * doc/invoke.texi (-fgraphite-identity): Documented.
6705 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6707 * tree-scalar-evolution.c: Fix comment.
6708 (instantiate_scev_1): Return unknow from scev instantiation if the
6709 result is not above instantiate_below.
6711 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6713 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6714 static anymore. Instantiate the symbols that may have been introduced
6716 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6719 2009-07-30 DJ Delorie <dj@redhat.com>
6721 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6722 .vliw directive to VLIW sections.
6724 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6726 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6728 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6729 (AUTOHEADER): New variable.
6730 ($(srcdir)/cstamp-h.in): Use it.
6732 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6733 Pat Haugen <pthaugen@us.ibm.com>
6734 Revital Eres <ERES@il.ibm.com>
6736 * config/rs6000/vector.md (VEC_F): Add VSX support.
6740 (vector_load_<mode>): Ditto.
6741 (vector_store_<mode>): Ditto.
6742 (vector GPR move split): Ditto.
6743 (vec_reload_and_plus_<mptrsize>): Ditto.
6744 (vec_reload_and_reg_<mptrsize>): Ditto.
6745 (add<mode>3): Ditto.
6746 (sub<mode>3): Ditto.
6747 (mul<mode>3): Ditto.
6748 (neg<mode>2): Ditto.
6749 (abs<mode>2): Ditto.
6750 (smin<mode>3): Ditto.
6751 (smax<mode>3): Ditto.
6752 (vector_eq<mode>): Ditto.
6753 (vector_gt<mode>): Ditto.
6754 (vector_ge<mode>): Ditto.
6755 (vector_gtu<mode>): Ditto.
6756 (vector_select_<mode>_uns): Ditto.
6757 (vector_eq_<mode>_p): Ditto.
6758 (vector_gt_<mode>_p): Ditto.
6759 (vector_ge_<mode>_p): Ditto.
6760 (vector_gtu_<mode>_p): Ditto.
6761 (cr6_test_for_zero): Ditto.
6762 (cr6_test_for_zero_reverse): Ditto.
6763 (cr6_test_for_lt): Ditto.
6764 (cr6_test_for_lt_reverse): Ditto.
6765 (xor<mode>3): Ditto.
6766 (ior<mode>3): Ditto.
6767 (and<mode>3): Ditto.
6768 (one_cmpl<mode>2): Ditto.
6769 (nor<mode>2): Ditto.
6770 (andc<mode>2): Ditto.
6771 (float<VEC_int<mode>2): Ditto.
6772 (unsigned_float<VEC_int><mode>2): Ditto.
6773 (fix_trunc<mode><VEC_int>2): Ditto.
6774 (fixuns_trunc<mode><VEC_int>2): Ditto.
6776 (vec_set<mode>): Ditto.
6777 (vec_extract<mode>): Ditto.
6778 (vec_interleave_highv4sf): Ditto.
6779 (vec_interleave_lowv4sf): Ditto.
6780 (vec_realign_load_<mode>): Ditto.
6781 (vec_shl_<mode>): Ditto.
6782 (vec_shr_<mode>): Ditto.
6783 (div<mode>3): New patterns for VSX.
6784 (vec_interleave_highv2df): Ditto.
6785 (vec_interleave_lowv2df): Ditto.
6786 (vec_pack_trunc_v2df): Ditto.
6787 (vec_pack_sfix_trunc_v2df): Ditto.
6788 (vec_pack_ufix_trunc_v2df): Ditto.
6789 (vec_unpacks_hi_v4sf): Ditto.
6790 (vec_unpacks_lo_v4sf): Ditto.
6791 (vec_unpacks_float_hi_v4si): Ditto.
6792 (vec_unpacks_float_lo_v4si): Ditto.
6793 (vec_unpacku_float_hi_v4si): Ditto.
6794 (vec_unpacku_float_lo_v4si): Ditto.
6795 (movmisalign<mode>): Ditto.
6796 (vector_ceil<mode>2): New patterns for vectorizing math library.
6797 (vector_floor<mode>2): Ditto.
6798 (vector_btrunc<mode>2): Ditto.
6799 (vector_copysign<mode>3): Ditto.
6801 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6802 predicate for setting the high bit in each word, used for copysign.
6804 * config/rs6000/ppc-asm.h (f19): Whitespace.
6805 (f32-f63): Define if VSX.
6806 (v0-v31): Define if Altivec.
6807 (vs0-vs63): Define if VSX.
6809 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6811 * config/rs6000/power7.md: New file, provide tuning parameters for
6814 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6815 (rs6000_cpu_cpp_builtins): Ditto.
6816 (altivec_overloaded_builtins): Ditto.
6817 (altivec_resolve_overloaded_builtin): Ditto.
6819 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6820 debug switch to disable vectorizing simple math builtin
6823 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6824 Vectorize simple math builtin functions.
6825 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6826 hook to vectorize math builtins.
6827 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6828 (rs6000_builtin_conversion): Add VSX/power7 support.
6829 (rs6000_builtin_vec_perm): Ditto.
6830 (vsplits_constant): Add support for loading up a vector constant
6831 with just the high bit set in each part.
6832 (rs6000_expand_vector_init): Add VSX/power7 support.
6833 (rs6000_expand_vector_set): Ditto.
6834 (rs6000_expand_vector_extract): Ditto.
6835 (rs6000_emit_move): Ditto.
6836 (bdesc_3arg): Ditto.
6837 (bdesc_2arg): Ditto.
6838 (bdesc_1arg): Ditto.
6839 (rs6000_expand_ternop_builtin): Ditto.
6840 (altivec_expand_builtin): Ditto.
6841 (rs6000_expand_unop_builtin): Ditto.
6842 (rs6000_init_builtins): Ditto.
6843 (altivec_init_builtins): Ditto.
6844 (builtin_function_type): Ditto.
6845 (rs6000_common_init_builtins): Ditto.
6846 (rs6000_handle_altivec_attribute); Ditto.
6847 (rs6000_mangle_type): Ditto.
6848 (rs6000_vector_mode_supported_p): Ditto.
6849 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6852 * config/rs6000/vsx.md: New file for VSX support.
6854 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6855 identifing values with just the most significant bit set.
6856 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6857 vectorized builtins.
6859 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6860 (UNSPEC_VRFIM): Delete.
6861 (splitter for loading up vector with most significant bit): New
6862 splitter for vectorizing copysign.
6863 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6864 vectorizing simple math functions.
6865 (altivec_vrfip): Add support for vectorizing simple math functions.
6866 (altivec_vrfim): Ditto.
6867 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6869 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6870 (power7.md, vsx.md): Include for power7 support.
6871 (copysigndf3): Use VSX instructions if -mvsx.
6872 (negdf2_fpr): Ditto.
6873 (absdf2_fpr): Ditto.
6874 (nabsdf2_fpr): Ditto.
6875 (adddf3_fpr): Ditto.
6876 (subdf3_fpr): Ditto.
6877 (muldf3_fpr): Ditto.
6878 (divdf3_fpr): Ditto.
6879 (fix_truncdfdi2_fpr): Ditto.
6880 (cmpdf_internal1): Ditto.
6881 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6882 (btruncdf2, btruncdf2_fpr): Ditto.
6883 (ceildf2, ceildf2_fpr): Ditto.
6884 (floordf2, floordf2_fpr): Ditto.
6885 (floatdidf2, floatdidf2_fpr): Ditto.
6886 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6887 (fmsubdf4_fpr): Ditto.
6888 (fnmadddf4_fpr_1): Ditto.
6889 (fnmadddf4_fpr_2): Ditto.
6890 (fnmsubdf4_fpr_1): Ditto.
6891 (fnmsubdf4_fpr_2): Ditto.
6892 (fixuns_truncdfdi2): Add expander for VSX support.
6893 (fix_truncdfdi2): Ditto.
6894 (fix_truncdfsi2): Ditto.
6896 (btruncsf2): Whitespace.
6897 (movdf_hardfloat32): Add support for VSX registers.
6898 (movdf_softfloat32): Ditto.
6899 (movdf_hardfloat64): Ditto.
6900 (movdf_hardfloat64_mfpgpr): Ditto.
6901 (movdf_softfloat64): Ditto.
6902 (movti splitters): Add check for vector registers supporting
6903 TImode in the future.
6904 (bpermd): Add power7 bpermd instruction.
6906 * config/rs6000/altivec.h (vec_div): Define if VSX.
6910 (vec_nearbyint): Ditto.
6913 (all predicates): Use the generic builtin function, and not the V4SF
6914 specific function so that the predicates will work with VSX's V2DF.
6918 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6919 Document new VSX functions and types.
6921 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6924 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6925 "wa", and "j" constraints. Modify "v" to talk about Altivec
6926 instead of just vector.
6928 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6931 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6932 location for phi arguments.
6933 (rewrite_update_phi_arguments): Find locations for reaching defs.
6934 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6935 Add location to add_phi_arg calls.
6936 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6937 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6938 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6939 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6940 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6941 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6942 * tree-phinodes.c (make_phi_node): Initialize location.
6943 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6944 (add_phi_arg): Add location parameter.
6945 (remove_phi_arg_num): Move location when moving phi argument.
6946 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6948 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6949 slpeel_update_phi_nodes_for_guard1,
6950 slpeel_update_phi_nodes_for_guard2,
6951 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6952 vect_loop_versioning): Set locations.
6953 * tree-parloops.c (create_phi_for_local_result,
6954 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6955 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6956 * tree-vect-loop.c (get_initial_def_for_induction,
6957 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6959 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6960 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6961 (gimple_phi_arg_set_location): New. Set locus.
6962 (gimple_phi_arg_has_location): New. Check for locus.
6963 (redirect_edge_var_map_location): New. Return locus from var_map.
6964 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6965 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6966 combining PHI arguments.
6967 (cond_store_replacement): Set location.
6968 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6969 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6970 scop_add_exit_phis_edge): Add locations.
6971 * tree-cfgcleanup.c (remove_forwarder_block,
6972 remove_forwarder_block_with_phi): Add locations.
6973 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6974 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6976 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6977 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6978 flush_pending_stmts): Add source location.
6979 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6980 stack to preserve locations.
6981 * tree-vect-stmts.c (vectorizable_load): Add location.
6982 * tree-inline.c (copy_phis_for_bb): Copy locus.
6983 (setup_one_parameter): Add call locus to inlined parameter stmts.
6984 (initialize_inlined_parameters): Pass in call location as parameter
6986 (tree_function_versioning): Pass location to setup_one_parameter.
6987 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6988 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6989 copy and edge lists.
6990 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6991 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6992 locus parameter and override the stmt default if provided.
6993 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6994 elim_graph_add_edge, elim_graph_remove_succ_edge,
6995 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6996 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6997 eliminate_phi): Add locus info in elimination graph for each edge and
6999 (insert_backedge_copies): Copy locus if present.
7000 * tree-flow.h (struct _edge_var_map): Add locus field.
7001 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
7002 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
7003 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
7005 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
7007 2009-07-30 Martin Jambor <mjambor@suse.cz>
7009 PR tree-optimization/40570
7010 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
7013 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
7015 * ssa-loop-manip.c: Include langhooks.h.
7016 (rewrite_phi_with_iv): New.
7017 (rewrite_all_phi_nodes_with_iv): New.
7018 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7019 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
7020 * tree-parloops.c (loop_parallel_p): Move out all conditions
7021 except dependency check.
7022 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
7023 (gen_parallel_loop): Call canonicalize_loop_ivs without
7024 reduction_list argument.
7025 (build_new_reduction): New.
7026 (gather_scalar_reductions): New.
7027 (try_get_loop_niter): New.
7028 (try_create_reduction_list): New.
7029 (parallleize_loops): Change the parallel conditions check.
7030 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
7031 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
7033 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
7035 * opt-functions.awk (opt_args): Allow argument to be enclosed in
7037 * doc/options.texi (Option properties): Mention new quoting syntax.
7039 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7041 * config/alpha/alpha.c (alpha_start_function):
7042 Handle VMS_DEBUG_MAIN_POINTER
7043 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
7044 * doc/invoke.texi: Document -mdebug-main switch.
7046 2009-07-29 Richard Henderson <rth@redhat.com>
7048 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
7049 (cgraph_create_edge_including_clones): Likewise.
7050 * tree-inline.c (copy_bb): Operate on the correct edges
7051 when updating the callgraph.
7053 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7055 * config/alpha/vms-cc.c: Deleted.
7056 * config/alpha/vms-ld.c: Deleted.
7057 * config/alpha/t-vms64: Moved to config/vms
7058 * config/alpha/vms-crt0-64.c: Moved to config/vms
7059 * config/alpha/vms-crt0.c: Moved to config/vms
7060 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
7061 * config/alpha/vms-psxcrt0.c: Moved to config/vms
7062 * config/alpha/xm-vms.h: Moved to config/vms
7063 * config/alpha/x-vms: Moved to config/vms
7064 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
7066 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
7067 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
7069 * config/vms/t-vms64: Moved here from config/alpha
7070 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7071 (argc,argv,envp): Enforce 32bit malloc'ing.
7072 * config/vms/vms-psxcrt0-64.c: Likewise.
7073 * config/vms/vms-crt0.c: Moved here from config/alpha.
7074 * config/vms/vms-psxcrt0.c: Likewise.
7075 * config/vms/vms-crtl-64.h: New file.
7076 * config/vms/vms-crtl.h: New file.
7077 * config/vms/vms.opt: New file.
7078 * config/vms/xm-vms64.h: New file.
7079 * config/vms/xm-vms.h: Moved here from config/alpha.
7080 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7082 * config/vms/x-vms: Moved here from config/alpha.
7083 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7084 (vms-ld.o, vms-cc.o): Removed.
7085 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7087 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7089 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7090 correct stack (obvious VMS fix).
7092 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7094 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7095 date, version info if VMS_DEBUGGING_INFO defined.
7096 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7097 size, date calculating code moved here.
7099 2009-07-29 Paul Brook <paul@codesourcery.com>
7101 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7104 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7107 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7108 to DImode when generating insq_le insn.
7110 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7112 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7113 New macro set for VMS_DEBUGGGING_INFO.
7114 (AT_string_form): Use it.
7116 2009-07-28 DJ Delorie <dj@redhat.com>
7118 * config/mep/mep.c (vtext_section): New.
7119 (vftext_section): New.
7120 (ftext_section): New.
7121 (mep_select_section): Add support for functions.
7122 (mep_unique_section): Likewise.
7123 (mep_asm_init_sections): Likewise.
7124 (mep_encode_section_info): Remove it from here.
7126 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7128 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7130 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7131 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7133 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7135 * dwarf2out.c (output_file_names): Test new macro
7136 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7137 (add_comp_dir_attribute): Likewise.
7139 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7141 * config/i386/mingw-w64.h (LINK_SPEC): Add
7142 separating space between commands.
7144 2009-07-28 Jan Hubicka <jh@suse.cz>
7146 PR tree-optimization/40759
7147 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7150 2009-07-27 DJ Delorie <dj@redhat.com>
7152 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7153 types are dword-aligned.
7154 (mep_expand_va_start): Likewise.
7156 2009-07-27 Olivier Hainque <hainque@adacore.com>
7157 Douglas B Rupp <rupp@gnat.com>
7159 * convert.c (convert_to_pointer): Don't assume the target
7160 pointer type is POINTER_SIZE long. Fetch its precision instead.
7162 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7164 * system.h (fopen): Undefine if macro.
7166 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7168 * dwarf2out.c (output_cfi_p): Removed.
7169 (output_cfis): New function.
7170 (output_fde): New function, split from output_call_frame_info.
7171 (output_call_frame_info): Use it.
7172 (dwarf2out_switch_text_section): Use output_cfis.
7174 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7176 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7177 TARGET_BI_ARCH is specified without enabling SJLJ.
7178 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7179 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7181 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7183 * arm.md (negdi2): Use DImode if forcing a value into a register.
7185 2009-07-26 Ira Rosen <irar@il.ibm.com>
7187 PR tree-optimization/40801
7188 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7189 of vector operand from the previous copy of vector statement.
7190 Pass the correct definition type value to
7191 vect_get_vec_def_for_stmt_copy().
7193 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7195 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7196 const char ** conversion.
7198 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7200 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7201 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7202 (gcc_unreachable): Invoke __builtin_unreachable() if
7203 !ENABLE_ASSERT_CHECKING.
7205 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7207 PR rtl-optimization/40445
7208 * emit-rtl.c (next_nonnote_insn_bb): New function.
7209 * rtl.h (next_nonnote_insn_bb): Declare new function.
7210 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7211 with no successors that is the successor of the ENTRY_BLOCK.
7212 Continue from the top after removing an empty fallthrough block.
7213 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7214 of next_nonnote_insn.
7216 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7218 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7220 2009-07-25 Martin Jambor <mjambor@suse.cz>
7222 * c-common.c (c_common_attribute_table): New element for noclone.
7223 (handle_noclone_attribute): New function. Forward-declare.
7224 * tree-inline.c (tree_versionable_function_p): Check for noclone
7226 * doc/extend.texi (Labels as Values): Document need for noclone.
7227 (Function Attributes): Document noclone attribute.
7229 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7231 PR rtl-optimization/34999
7232 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7233 and dw_fde_switched_cold_to_hot fields.
7234 (output_cfi_p): New function.
7235 (output_call_frame_info): If fde->dw_fde_switched_sections,
7236 output 2 FDEs instead of one with corrupted header.
7237 (dwarf2out_do_cfi_startproc): New function.
7238 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7239 and fde->dw_fde_switched_cold_to_hot.
7240 (dwarf2out_switch_text_section): Compute
7241 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7242 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7243 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7244 Otherwise, compute fde->dw_fde_switch_cfi.
7246 2009-07-24 Cary Coutant <ccoutant@google.com>
7248 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7250 2009-07-24 Cary Coutant <ccoutant@google.com>
7252 * cfghooks.c (split_block): Copy discriminator to new block.
7253 * tree-cfg.c (assign_discriminator): Check location of last
7254 instruction in block as well as first.
7256 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7258 * config/i386/linux.c: Use fputs or putc instead of fprintf
7260 * config/i386/gas.h: Ditto.
7261 * config/i386/x86-64.h: Ditto.
7262 * config/i386/att.h: Ditto.
7264 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7266 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7269 2009-07-24 Martin Jambor <mjambor@suse.cz>
7271 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7272 (ipa_push_func_to_list_1): Declare.
7273 (ipa_push_func_to_list): New function.
7275 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7276 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7277 (ipa_push_func_to_list): Removed.
7278 (ipa_pop_func_from_list): Clear node_enqueued flag.
7280 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7282 * config/s390/s390.c (override_options): Default
7283 max-unrolled-insns to 100 for z10 tuning.
7285 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7287 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7288 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7289 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7290 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7291 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7292 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7293 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7295 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7297 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7298 use default set in mingw32.h header.
7299 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7300 64-bit /mingw/include path.
7301 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7304 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7306 PR rtl-optimization/40209
7307 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7309 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7311 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7312 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7313 with the rest of string where appropriate. Use fputs or putc
7314 instead of fprintf where appropriate.
7316 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7317 Pat Haugen <pthaugen@us.ibm.com>
7318 Revital Eres <ERES@il.ibm.com>
7320 * config/rs6000/vector.md: New file. Move most of the vector
7321 expander support here from altivec.md to allow for the VSX vector
7322 unit in the future. Add support for secondary_reload patterns.
7323 Rewrite the patterns for vector comparison, and vector comparison
7324 predicate instructions so that the RTL expresses the desired
7325 behavior, instead of using unspec.
7327 * config/rs6000/constraints.md ("f" constraint): Use
7328 rs6000_constraints to hold the precalculated register class.
7329 ("d" constraint): Ditto.
7330 ("wd" constraint): New constraint for VSX.
7331 ("wf" constraint): Ditto.
7332 ("ws" constraint): Ditto.
7333 ("wa" constraint): Ditto.
7334 ("wZ" constraint): Ditto.
7335 ("j" constraint): Ditto.
7337 * config/rs6000/predicates.md (vsx_register_operand): New
7339 (vfloat_operand): New predicate for vector.md.
7340 (vint_operand): Ditto.
7341 (vlogical_operand): Ditto.
7342 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7343 (easy_vector_constant): Add VSX support.
7344 (altivec_indexed_or_indirect_operand): New predicate for
7345 recognizing Altivec style memory references with AND -16.
7347 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7348 for vector secondary reload support.
7349 (rs6000_vector_reg_class): Delete, replacing it with
7351 (rs6000_vsx_reg_class): Ditto.
7352 (rs6000_constraints): New array to hold the register classes of
7353 each of the register constraints that can vary at runtime.
7354 (builtin_mode_to_type): New static array for builtin function type
7356 (builtin_hash_table): New static hash table for builtin function
7358 (TARGET_SECONDARY_RELOAD): Define target hook.
7359 (TARGET_IRA_COVER_CLASSES): Ditto.
7360 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7361 registers are 128 bits if VSX memory reference instructions are used.
7362 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7364 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7365 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7366 Print several of the scheduling related parameters.
7367 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7368 rs6000_constraints instead of rs6000_vector_reg_class. Move
7369 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7370 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7371 Altivec. Add VSX support. Setup for secondary reload support on
7372 Altivec/VSX registers.
7373 (rs6000_override_options): Make power7 set the scheduling groups
7374 like the power5. Add support for new debug switches to override
7375 the scheduling defaults. Temporarily disable -mcpu=power7 from
7376 setting -mvsx. Add support for debug switches -malways-hint,
7377 -msched-groups, and -malign-branch-targets.
7378 (rs6000_buitlin_conversion): Add support for returning unsigned
7379 vector conversion functions to fix regressions due to stricter
7381 (rs6000_builtin_mul_widen_even): Ditto.
7382 (rs6000_builtin_mul_widen_odd): Ditto.
7383 (rs6000_builtin_vec_perm): Ditto.
7384 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7385 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7387 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7389 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7390 VSX types for bit operations. Changes to accomidate vector.md.
7391 (bdesc_2arg): Ditto.
7392 (bdesc_1arg): Ditto.
7393 (struct builtin_description_predicates): Rewrite predicate
7394 handling so that RTL describes the operation, instead of passing
7395 the instruction to be used as a string argument.
7396 (bdesc_altivec_preds): Ditto.
7397 (altivec_expand_predicate_builtin): Ditto.
7398 (altivec_expand_builtin): Ditto.
7399 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7400 statement for vsldoi support.
7401 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7402 (altivec_expand_st_builtin): Ditto.
7403 (paired_expand_builtin): Whitespace changes.
7404 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7405 builtin_mode_to_type table for secondary reload. Call
7406 builtin_function_type to build random builtin functions.
7407 (altivec_init_builtins): Change to use builtin_function_type to
7408 create builtin function types dynamically as we need them.
7409 (builtin_hash_function): New support for hashing the tree types
7410 for builtin function as we need it, rather than trying to build
7411 all of the trees that we need. Add initial preliminary VSX support.
7412 (builtin_function_type): Ditto.
7413 (builtin_function_eq): Ditto.
7414 (builtin_hash_struct): Ditto.
7415 (rs6000_init_builtins): Ditto.
7416 (rs6000_common_init_builtins): Ditto.
7417 (altivec_init_builtins): Ditto.
7418 (rs6000_common_init_builtins): Ditto.
7419 (enum reload_reg_type): New enum for simplifing reg classes.
7420 (rs6000_reload_register_type): Simplify register classes into GPR,
7421 Vector, and other registers. Altivec and VSX addresses in reload.
7422 (rs6000_secondary_reload_inner): Ditto.
7423 (rs6000_ira_cover_classes): New target hook, that returns the
7424 appropriate cover classes, based on -mvsx being used or not.
7425 (rs6000_secondary_reload_class): Add VSX support.
7426 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7427 (get_vsel_insn): Ditto.
7428 (rs6000_emit_vector_compare): Rewrite vector conditional support
7429 so that where we can, we use RTL operators, instead of blindly use
7431 (rs6000_emit_vector_select): Ditto.
7432 (rs6000_emit_vector_cond_expr): Ditto.
7433 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7434 (create_TOC_reference): Add -mdebug=addr support.
7435 (emit_frame_save): VSX loads/stores need register indexed addressing.
7437 * config/rs6000/rs6000.md: Include vector.md.
7439 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7441 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7442 support for V2DI, V2DF in logical, permute, select operations.
7444 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7445 switch for vsx/power7.
7446 (-mvsx-scalar-memory): Ditto.
7447 (-mvsx-align-128): Ditto.
7448 (-mallow-movmisalign): Ditto.
7449 (-mallow-df-permute): Ditto.
7450 (-msched-groups): Ditto.
7451 (-malways-hint): Ditto.
7452 (-malign-branch-targets): Ditto.
7454 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7456 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7457 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7458 (rs6000_vector_reg_class): Delete.
7459 (rs6000_vsx_reg_class): Ditto.
7460 (enum rs6000_reg_class_enum): New enum for the constraints that
7461 vary based on target switches.
7462 (rs6000_constraints): New array to hold the register class for all
7463 of the register constraints that vary based on the switches used.
7464 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7465 (enum rs6000_builtins): Add unsigned varients for the builtin
7466 declarations returned by target hooks for expanding multiplies,
7467 select, and permute operations. Add VSX builtins.
7468 (enum rs6000_builtin_type_index): Add entries for VSX.
7469 (V2DI_type_node): Ditto.
7470 (V2DF_type_node): Ditto.
7471 (unsigned_V2DI_type_node): Ditto.
7472 (bool_long_type_node): Ditto.
7473 (intDI_type_internal_node): Ditto.
7474 (uintDI_type_internal_node): Ditto.
7475 (double_type_internal_node): Ditto.
7477 * config/rs6000/altivec.md (whole file): Move all expanders to
7478 vector.md from altivec.md. Rename insn matching functions to be
7480 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7481 (altivec_vcmp*): Ditto.
7482 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7483 (VM): New iterator for moves that includes the VSX types.
7484 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7485 (altivec_vperm_<mode>_uns): New, for unsigned types.
7486 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7487 (altivec_eq<mode>): Ditto.
7488 (altivec_gt<mode>): Ditto.
7489 (altivec_gtu<mode>): Ditto.
7490 (altivec_eqv4sf): Ditto.
7491 (altivec_gev4sf): Ditto.
7492 (altivec_gtv4sf): Ditto.
7493 (altivec_vcmpbfp_p): Ditto.
7495 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7497 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7500 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7503 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7504 ASM_SHORT instead of .word.
7505 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7506 instead of .word in asm template.
7508 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7511 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7512 (process_bb_node_lives): Use it.
7514 * ira.c (setup_cover_and_important_classes): Don't setup
7515 ira_important_class_nums. Add cover classes to the end of
7517 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7519 (find_reg_class_closure): Use reorder_important_classes.
7521 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7523 * config/i386/i386.c (i386_ira_cover_classes): New function.
7524 (TARGET_IRA_COVER_CLASSES): Redefine.
7526 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7527 importance of order of cover classes in the array.
7529 2009-07-22 Diego Novillo <dnovillo@google.com>
7531 * tree-pass.h (TDF_EH): Define.
7532 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7533 contains TDF_EH, print the EH region number holding GS.
7534 * tree-dump.c (dump_options): Add "eh".
7535 * doc/invoke.texi: Document it.
7537 2009-07-22 Doug Kwan <dougkwan@google.com>
7539 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7541 2009-07-22 Michael Matz <matz@suse.de>
7543 PR tree-optimization/35229
7544 PR tree-optimization/39300
7546 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7547 (inhibit_phi_insertion): New function.
7548 (insert_into_preds_of_block): Call it for REFERENCEs.
7549 (init_pre): Initialize and finalize scalar evolutions.
7550 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7552 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7554 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7555 Use CONST_VECTOR_NUNITS to determine number of elements.
7557 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7559 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7560 (U, W): Constraints are now deprecated and will be removed if we
7562 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7564 ("prefetch"): Add the stcmh instruction for prefetching.
7565 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7567 (s390_short_displacement): Return always true if compiling for
7568 machines not providing the long displacement facility.
7569 (s390_mem_constraint): Support the new constraint letter Z.
7570 (s390_check_qrst_address): New function.
7572 2009-07-21 DJ Delorie <dj@redhat.com>
7574 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7577 2009-07-21 Jason Merrill <jason@redhat.com>
7579 * c-common.c (max_tinst_depth): Increase default to 1024.
7581 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7583 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7584 (vec_unpacku_float_lo_v4si): Ditto.
7586 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7589 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7590 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7591 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7592 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7594 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7596 PR tree-optimization/40813
7597 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7600 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7602 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7603 with a NOP_EXPR if needed.
7605 2009-07-21 Paul Brook <paul@codesourcery.com>
7607 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7608 Terminate debug dump with newline.
7610 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7612 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7613 Cast "1" to unsigned HOST_WIDE_INT.
7614 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7615 deposit length to the maximum length - lsb. Extend length if
7616 HOST_BITS_PER_WIDE_INT is 32.
7618 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7620 * cgraph.h (constant_pool_htab): New function.
7621 (constant_descriptor_tree): Move from varasm.c.
7622 * varasm.c (constant_pool_htab): New function.
7623 (constant_descriptor_tree): Move to cgraph.h.
7625 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7627 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7629 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7631 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7634 2009-07-20 Xinliang David Li <davidxl@google.com>
7636 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7638 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7640 * config/mips/mips.md (move_type): Add arith.
7641 (type): Handle arith.
7642 (zero_extendsidi2): Rename this into ...
7643 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7644 (zero_extendsidi2): New expander.
7645 (*zero_extendsidi2_dext): New pattern.
7647 2009-07-20 Nick Clifton <nickc@redhat.com>
7649 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7650 to set MIPS_ABI_DEFAULT.
7651 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7653 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7655 * tree-object-size.c (addr_object_size): Handle unions with
7656 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7658 PR tree-optimization/40792
7659 * tree.c (build_function_type_skip_args): Remove bogus assert.
7661 2009-07-20 Jan Hubicka <jh@suse.cz>
7662 Martin Jambor <mjambor@suse.cz>
7664 * cgraph.h (combined_args_to_skip): New field.
7665 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7666 combined_args_to_skip and args_to_skip.
7667 * tree-inline.c (update_clone_info): New function.
7668 (tree_function_versioning): Call update_clone_info.
7669 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7671 (cgraph_materialize_all_clones): More extensive dumping, working
7672 with combined_args_to_skip rather than args_to_skip.
7674 2009-07-20 Ira Rosen <irar@il.ibm.com>
7676 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7677 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7678 (get_initial_def_for_reduction): Likewise.
7679 (vectorizable_reduction): Skip the check of first operand in case
7680 of COND_EXPR. Add check that it is outer loop vectorization if
7681 nested cycle was detected. Call vectorizable_condition() for
7682 COND_EXPR. If reduction epilogue cannot be created do not fail for
7683 nested cycles (if it is not double reduction). Assert that there
7684 is only one type in the loop in case of COND_EXPR. Call
7685 vectorizable_condition() to vectorize COND_EXPR.
7686 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7687 Add parameters. Allow nested cycles if called from
7688 vectorizable_reduction(). Use reduction vector variable if provided.
7689 (vect_analyze_stmt): Call vectorizable_reduction() before
7690 vectorizable_condition().
7691 (vect_transform_stmt): Update call to vectorizable_condition().
7693 2009-07-20 Christian Bruel <christian.bruel@st.com>
7695 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7696 * doc/invoke.texi (-mfmovd): Likewise.
7697 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7699 2009-07-20 Jan Hubicka <jh@suse.cz>
7701 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7702 when handling SSA name.
7704 2009-07-19 Jan Hubicka <jh@suse.cz>
7706 PR tree-optimization/40676
7707 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7708 virtual PHIs in empty BBs.
7710 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7712 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7713 re-expanded the compound use gen_lowpart instead to convert to the
7716 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7718 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7719 OUTER_CONST arguments.
7720 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7721 the new wider mode will be masked off.
7722 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7724 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7726 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7727 high-order bits are zero.
7729 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7731 * combine.c (simplify_shift_const_1): Split code to determine
7733 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7734 new bits shifted in are identical to the old sign bit.
7736 2009-07-18 Richard Guenther <rguenther@suse.de>
7739 * gimplify.c (gimplify_call_expr): Reject code using results from
7740 functions returning void.
7742 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7744 * doc/md.texi: Document the new PowerPC "es" constraint.
7745 Document that "m" can include automodified addresses on this target,
7746 and explain how %U must be used. Extend the "Q" and "Z" documentation
7747 to suggest "es" as well as "m".
7748 * config/rs6000/constraints.md (es): New memory constraint.
7749 (Q, Z): Update strings to match new documentation.
7751 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7753 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7754 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7755 * config/rs6000/predicates.md (volatile_mem_operand): Use
7756 offsettable_nonstrict_memref_p.
7757 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7758 (*floatunssidf2_internal): Likewise.
7759 (*fix_truncdfsi2_internal): Likewise.
7760 (*fix_trunctfsi2_internal): Likewise.
7762 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7764 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7766 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7768 2009-07-17 Richard Guenther <rguenther@suse.de>
7771 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7772 (pass_warn_unused_result): Likewise.
7773 (TODO_set_props): Remove.
7774 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7776 (pass_diagnose_omp_blocks): Define.
7777 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7778 (c_gimple_diagnostics_recursively): Remove.
7779 (finish_function): Do not call it.
7780 (c_write_global_declarations): Continue after errors.
7781 Finalize the CU here.
7782 * c-gimplify.c (c_genericize): Do not gimplify here.
7783 * c-common.c (c_warn_unused_result): Move ...
7784 * tree-cfg.c (do_warn_unused_result): ... here.
7785 (run_warn_unused_result): New function.
7786 (gate_warn_unused_result): New function.
7787 (pass_warn_unused_result): New pass.
7788 * c-common.h (c_warn_unused_result): Remove.
7789 * flags.h (flag_warn_unused_result): Declare.
7790 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7791 * opts.c (flag_warn_unused_result): Initialize to false.
7792 * toplev.c (compile_file): Add comment.
7793 * omp-low.c (create_omp_child_function): Do not register
7794 the function with the frontend.
7795 (diagnose_omp_structured_block_errors): Prepare to be
7796 called as optimization pass.
7797 (gate_diagnose_omp_blocks): New function.
7798 (pass_diagnose_omp_blocks): New pass.
7799 * cgraph.h (cgraph_optimize): Remove.
7800 (cgraph_analyze_function): Likewise.
7801 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7802 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7803 before their parents here.
7804 (cgraph_finalize_function): Not here.
7805 (cgraph_analyze_function): Gimplify functions here.
7806 (cgraph_finalize_compilation_unit): Continue after errors.
7807 Optimize the callgraph from here.
7808 (cgraph_optimize): Make static.
7809 * langhooks.c (write_global_declarations): Finalize the CU.
7810 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7811 (gimplify_function_tree): Assert we gimplify only once.
7812 Set PROP_gimple_any property.
7813 * tree-nested.c (gimplify_all_functions): New function.
7814 (lower_nested_functions): Gimplify all nested functions.
7815 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7816 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7817 and pass_diagnose_omp_blocks after gimplification. Do not
7818 set TODO_set_props on all_lowering_passes.
7819 (execute_one_pass): Do not handle TODO_set_props.
7820 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7821 (gimplify.o): Add tree-pass.h dependency.
7822 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7823 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7824 (unsave_r): Likewise.
7825 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7828 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7830 * doc/service.texi (Service): Restore previously removed link,
7831 which isn't broken after all.
7833 2009-07-17 Richard Guenther <rguenther@suse.de>
7835 PR tree-optimization/40321
7836 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7837 PHI nodes to the maximal set.
7838 (make_values_for_phi): Add PHI arguments to the maximal set.
7839 (execute_pre): Dump PHI_GEN and the maximal set.
7841 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7844 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7847 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7849 * doc/extend.texi (Nested Functions): Replace broken link with
7851 * doc/service.texi (Service): Remove broken link.
7853 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7856 * builtins.c (expand_builtin_memcmp): Use loc instead of
7857 EXPR_LOCATION (exp).
7858 (expand_builtin_strncmp): Likewise.
7860 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7861 Manuel López-Ibáñez <manu@gcc.gnu.org>
7864 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7865 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7866 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7867 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7868 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7869 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7870 tree-inline.c, c-common.c, c-common.h, gimple.c,
7871 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7872 convert.c: Add location argument to fold_{unary,binary,ternary},
7873 fold_build[123], build_call_expr, build_size_arg,
7874 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7875 fold_build1_initializer, fold_build2_initializer,
7876 fold_build3_initializer, fold_build_call_array,
7877 fold_build_call_array_initializer, fold_single_bit_test,
7878 omit_one_operand, omit_two_operands, invert_truthvalue,
7879 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7880 combine_comparisons, fold_builtin_*, fold_call_expr,
7881 build_range_check, maybe_fold_offset_to_address, round_up,
7884 2009-07-16 Jason Merrill <jason@redhat.com>
7887 * c-common.c (c_common_reswords): Add __is_standard_layout
7889 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7890 * doc/implement-cxx.texi: New.
7891 * doc/gcc.texi: Include it.
7893 2009-07-16 DJ Delorie <dj@redhat.com>
7895 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7896 compares that may be indirectly affected by previous instructions.
7898 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7900 * builtins.c (do_mpc_arg2): New.
7901 (fold_builtin_2): Fold builtin cpow.
7902 * real.h (HAVE_mpc_pow): New.
7904 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7906 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7907 comparison to skip unprofitable schedule
7909 2009-07-16 Simon Baldwin <simonb@google.com>
7911 * gcc.c (option_map): New flag -no-canonical-prefixes.
7912 * (display_help): Print help text for new flag.
7913 * (process_command): Move options translation and language specifics
7914 and handle new flag early. Use it to set a function pointer to a
7915 prefix builder. Replace make_relative_prefix calls with calls to
7916 the function pointed to. Ignore new flag in regular options handling.
7917 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7919 2009-07-15 DJ Delorie <dj@redhat.com>
7921 * config/mep/mep.md (sibcall_internal): Change register to avoid
7923 (sibcall_value_internal): Likewise.
7925 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7927 PR rtl-optimization/40710
7928 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7930 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7932 * config/mips/mips.md (*extenddi_truncate<mode>,
7933 *extendsi_truncate<mode>): Change type attribute to move_type
7934 with shift_shift. Split out code handling exts from here ...
7935 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7937 (*extendhi_truncateqi): Change type attribute to move_type with
7938 shift_shift. Split out code handling exts from here ...
7939 (*extendhi_truncateqi_exts): ... to this new pattern.
7941 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7943 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7944 instead of "and" with inverted sign bit mask value. Use
7945 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7946 Allocate registers only for operand 4 and operand 5.
7948 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7951 * fold-const.c (fold_cond_expr_with_comparison): When folding
7952 < and <= to MIN, make sure the MIN uses the same type as the
7953 comparison's operands.
7955 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7957 * arm.md (ior_xor): New code iterator.
7958 (split for ior/xor with shift and zero-extend): New split pattern.
7959 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7961 2009-07-15 Richard Guenther <rguenther@suse.de>
7963 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7966 2009-07-15 Richard Guenther <rguenther@suse.de>
7969 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7971 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7973 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7974 handle 2.6.30 kernel.
7976 2009-07-15 DJ Delorie <dj@redhat.com>
7978 * config/mep/mep.md (sibcall_internal): Change register to allow
7979 for 24-bit addresses.
7980 (sibcall_value_internal): Likewise.
7982 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7984 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7985 that are enabled/disabled by the flags introduced by a previous patch.
7987 2009-07-14 DJ Delorie <dj@redhat.com>
7989 * config/mep/mep.md (sibcall_internal): Include non-toggling
7991 (sibcall_value_internal): Likewise.
7993 2009-07-14 Taras Glek <tglek@mozilla.com>
7994 Rafael Espindola <espindola@google.com>
7996 * doc/sourcebuild.texi: Document install-plugin target.
7997 * configure.ac: Added install-plugin target to language makefiles.
7998 * configure: Regenerate.
7999 * Makefile.in: (install-plugin): Install more headers,
8000 depend on lang.install-plugin.
8002 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8004 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
8007 2009-07-14 DJ Delorie <dj@redhat.com>
8009 * config/mep/mep.c (mep_vliw_jmp_match): New function.
8010 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
8011 * config/mep/mep.md (sibcall_internal): Change test from
8012 mep_vliw_mode_match to mep_vliw_jmp_match.
8013 (sibcall_value_internal): Likewise.
8015 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
8017 * config/i386/sse.md (copysign<mode>3): New expander.
8018 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
8019 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
8020 Use ix86_build_const_vector.
8021 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
8022 IX86_BUILTIN_CPYSGNPD.
8023 (builtin_description): Add __builtin_ia32_copysignps and
8024 __builtin_ia32_copysignpd.
8025 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
8026 and BUILT_IN_COPYSIGNF.
8028 2009-07-13 Jason Merrill <jason@redhat.com>
8030 * builtins.c (can_trust_pointer_alignment): New fn.
8031 (get_pointer_alignment): Factor it out from here.
8032 * tree.h: Declare it.
8034 2009-07-14 David Edelsohn <edelsohn@gnu.org>
8036 * config/rs6000/predicates.md (offsettable_mem_operand): Test
8039 2009-07-14 Dodji Seketeli <dodji@redhat.com>
8043 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
8045 2009-07-14 Richard Guenther <rguenther@suse.de>
8046 Andrey Belevantsev <abel@ispras.ru>
8049 * cfgexpand.c (partition_stack_vars): Do not bother to update
8050 alias information when not optimizing.
8052 2009-07-14 Richard Guenther <rguenther@suse.de>
8053 Andrey Belevantsev <abel@ispras.ru>
8055 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
8056 (pt_solution_set): Likewise.
8057 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
8058 * tree-ssa-structalias.c (pt_solution_set): New function.
8059 * final.c (rest_of_clean_state): Free SSA data structures.
8060 * print-rtl.c (print_decl_name): Remove.
8061 (print_mem_expr): Implement in terms of print_generic_expr.
8062 * alias.c (ao_ref_from_mem): New function.
8063 (rtx_refs_may_alias_p): Likewise.
8064 (true_dependence): Query alias-export info.
8065 (canon_true_dependence): Likewise.
8066 (write_dependence_p): Likewise.
8067 * tree-dfa.c (get_ref_base_and_extent): For void types leave
8069 * emit-rtl.c (component_ref_for_mem_expr): Remove.
8070 (mem_expr_equal_p): Use operand_equal_p.
8071 (set_mem_attributes_minus_bitpos): Do not use
8072 component_ref_for_mem_expr.
8073 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8074 (update_alias_info_with_stack_vars): Likewise.
8075 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8076 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8077 explicitly nor clear stmt operands.
8078 Free the decl-to-pointer map.
8079 * tree-optimize.c (execute_free_datastructures): Do not free
8080 SSA data structures here.
8081 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8082 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8083 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8085 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8087 2009-07-13 DJ Delorie <dj@redhat.com>
8089 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8090 unrolling at the right iteration count.
8092 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8095 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8097 * haifa-sched.c (rank_for_schedule): Introduced flags to
8098 enable/disable individual scheduling heuristics.
8099 * common.opt: Introduced flags to enable/disable individual
8100 heuristics in the scheduler.
8101 * doc/invoke.texi: Introduced flags to enable/disable individual
8102 heuristics in the scheduler.
8104 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8106 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8107 config/i386/mingw-tls.c.
8108 * config/i386/mingw-tls.c: Removed.
8110 2009-07-13 Ira Rosen <irar@il.ibm.com>
8112 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8113 checks access only relevant statements.
8114 (vectorizable_reduction): Likewise.
8116 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8118 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8119 just for 32-bit case.
8121 2009-07-12 Jan Hubicka <jh@suse.cz>
8123 PR tree-optimization/40585
8124 * except.c (expand_resx_expr): When there already is resume
8125 instruction, produce linked list.
8126 (build_post_landing_pads): Assert that resume is empty.
8127 (connect_post_landing_pads): Handle resume lists.
8128 (dump_eh_tree): Dump resume list.
8130 2009-07-12 Ira Rosen <irar@il.ibm.com>
8132 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8133 with additional argument.
8134 * tree-vectorizer.h (enum vect_def_type): Add
8135 vect_double_reduction_def.
8136 (vect_is_simple_reduction): Add argument.
8137 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8139 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8140 vect_is_simple_reduction with additional argument.
8141 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8143 (reduction_code_for_scalar_code): Handle additional codes by
8144 returning ERROR_MARK for them. Fix comment and indentation.
8145 (vect_is_simple_reduction): Fix comment, add argument to specify
8146 double reduction. Detect double reduction.
8147 (get_initial_def_for_induction): Fix indentation.
8148 (get_initial_def_for_reduction): Fix comment and indentation.
8149 Handle double reduction. Create initial definitions that do not
8150 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8151 (vect_create_epilog_for_reduction): Fix comment, add argument to
8152 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8153 epilogue result extraction. Create double reduction phi node and
8154 replace relevant uses.
8155 (vectorizable_reduction): Call vect_is_simple_reduction with
8156 additional argument. Fix indentation. Update epilogue code treatment
8157 according to the changes in reduction_code_for_scalar_code. Check
8158 for double reduction. Call vect_create_epilog_for_reduction with
8159 additional argument.
8160 * tree-vect-stmts.c (process_use): Handle double reduction, update
8162 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8163 (vect_get_vec_def_for_operand): Likewise.
8165 2009-07-12 Danny Smith <dansmister@gmail.com>
8167 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8168 dllexport if !TREE_PUBLIC.
8169 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8171 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8173 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8174 (avr_extra_arch_macro) Remove declatation.
8175 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8176 (avr_extra_arch_macro) Declare as static.
8177 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8179 2009-07-11 Jan Hubicka <jh@suse.cz>
8182 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8184 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8187 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8188 cold_in_std_section bits.
8189 (dwarf2out_begin_prologue): Initialize them.
8190 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8191 if already covered by text_section or cold_text_section range.
8193 PR rtl-optimization/40667
8194 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8195 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8196 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8197 * config/i386/i386.c (ix86_minimum_alignment): New function.
8198 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8199 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8200 * emit-rtl.c (gen_reg_rtx): Likewise.
8201 * function.c (assign_parms): Likewise. If nominal_type needs
8202 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8203 rather than passed_type's alignment.
8206 * function.c (assign_parm_setup_stack): Adjust
8207 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8208 from nominal_mode on big endian.
8210 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8212 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8214 2009-07-10 DJ Delorie <dj@redhat.com>
8216 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8218 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8220 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8222 (thumb2_cbnz): Likewise.
8224 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8227 * config.gcc (supported_defaults): Add synci.
8228 (with_synci): Add validation.
8229 (all_defaults): Add synci.
8230 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8233 * config/mips/mips.opt (msynci): New option.
8234 * config/mips/mips.c (mips_override_options): Warn on use of
8235 -msynci for targets that do now support it.
8236 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8238 * gcc/doc/invoke.texi (-msynci): Document the new option.
8239 * doc/install.texi (--with-synci): Document the new option.
8241 2009-07-10 Richard Guenther <rguenther@suse.de>
8243 PR tree-optimization/40496
8244 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8245 the PHI result with a compatible type.
8247 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8251 * c.opt (Wunused-result): New.
8252 * doc/invoke.texi: Document it.
8253 * c-common.c (c_warn_unused_result): Use it.
8255 2009-07-09 DJ Delorie <dj@redhat.com>
8257 * targhooks.c (default_target_can_inline_p): Rename from
8258 default_target_option_can_inline_p.
8259 * targhooks.h (default_target_can_inline_p): Likewise.
8260 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8261 TARGET_OPTION_CAN_INLINE_P.
8262 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8263 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8264 (mep_target_can_inline_p): Rename from
8265 mep_target_option_can_inline_p.
8268 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8269 registers used to pass vectors.
8271 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8273 2009-07-09 Tom Tromey <tromey@redhat.com>
8275 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8276 * config/mmix/mmix.c: Include dwarf2.h.
8277 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8278 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8279 * config/sh/sh.c: Include dwarf2.h.
8280 * config/i386/i386.c: Include dwarf2.h.
8281 * Makefile.in (DWARF2_H): Remove 'elf'.
8282 * except.c: Include dwarf2.h.
8283 * unwind-dw2.c: Include dwarf2.h.
8284 * dwarf2out.c: Include dwarf2.h.
8285 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8286 * unwind-dw2-fde.c: Include dwarf2.h.
8287 * dwarf2asm.c: Include dwarf2.h.
8289 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8291 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8292 (max_issue): Use it.
8293 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8295 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8296 (region_sched_info): Update.
8297 * sched-ebb.c (ebb_sched_info): Update.
8298 * modulo-sched.c (sms_sched_info): Update.
8299 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8301 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8303 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8305 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8307 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8309 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8312 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8313 arg1 with arg01 if arg1 is already INTEGER_CST.
8315 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8317 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8318 Transform (and (truncate)) into (truncate (and)).
8320 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8322 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8323 creating LHS paradoxical subregs. Fix surrounding returns to
8324 use NULL_RTX rather than 0.
8326 2009-07-08 DJ Delorie <dj@redhat.com>
8328 * config/mep/mep.c: (mep_option_can_inline_p): New.
8329 (TARGET_OPTION_CAN_INLINE_P): Define.
8331 2009-07-08 Mark Wielaard <mjw@redhat.com>
8334 * dwarf2out.c (add_data_member_location_attribute): When we have
8335 only a constant offset don't emit a new location description using
8336 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8339 2009-07-08 Richard Henderson <rth@redhat.com>
8342 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8343 (enum reg_class): Add CLOBBERED_REGS.
8344 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8345 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8346 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8347 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8348 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8349 force 64-bit sibcalls into R11.
8350 * config/i386/constraints.md (U): New constraint.
8351 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8352 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8353 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8355 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8357 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8359 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8360 * ebitmap.h (dump_ebitmap): Ditto.
8361 * optabs.h (optab_libfunc): Ditto.
8362 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8363 * tree-flow.h (vect_can_force_dr_alignment_p,
8364 get_vectype_for_scalar_type): Ditto.
8365 (vectorize_loops): Move prototype to ...
8366 * tree-vectorizer.h: ... here. Also, adjust comment.
8367 (vect_set_verbosity_level): Remove duplicate prototype.
8368 * tree-ssa-loop.c: Include tree-vectorizer.h.
8369 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8371 2009-07-08 Nick Clifton <nickc@redhat.com>
8373 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8376 2009-07-08 DJ Delorie <dj@redhat.com>
8378 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8379 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8380 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8382 * config/mep/intrinsics.md: Regenerated.
8383 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8384 registers when asm() or calls are detected.
8386 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8389 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8391 * gimple (gimple_build_call_from_tree): Likewise.
8392 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8393 no_warning flag before warning.
8395 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8397 * tree.c (set_expr_locus): Remove.
8398 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8399 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8401 * gimplify.c (internal_get_tmp_var): Likewise.
8402 (gimplify_call_expr): Likewise.
8403 (gimplify_one_sizepos): Likewise.
8405 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8408 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8409 to variables for debugging purposes.
8411 2009-06-23 Mark Loeser <mark@halcy0n.com>
8414 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8416 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8418 * pretty-print.c (pp_base_format): Remove %J.
8419 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8420 gcc_cxxdiag_char_table): Likewise.
8421 (init_dynamic_diag_info): Likewise.
8423 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8425 * pretty-print.c (pp_base_format): Remove %H.
8426 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8427 gcc_cxxdiag_char_table): Likewise.
8428 (init_dynamic_diag_info): Likewise.
8429 * config/mep/mep.c (mep_select_section): Likewise.
8431 2009-07-07 Duncan Sands <baldrick@free.fr>
8433 * final.c (pass_clean_state): Give the pass a name.
8434 * passes.c (pass_rest_of_compilation): Likewise.
8435 * tree-optimize.c (pass_all_optimizations): Likewise.
8437 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8439 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8440 an extra 'decl' for error_at.
8442 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8445 * tree-tailcall.c (adjust_return_value_with_ops,
8446 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8447 if it has complex or vector type.
8449 2009-07-07 Olivier Hainque <hainque@adacore.com>
8451 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8454 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8456 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8458 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8460 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8461 * c-decl.c: Likewise.
8462 * function.c: Likewise.
8463 * varasm.c: Likewise.
8464 * tree-ssa.c: Likewise.
8465 * c-common.c: Likewise.
8466 * tree-cfg.c: Likewise.
8467 * config/spu/spu.c: Likewise.
8468 * config/ia64/ia64.c: Likewise.
8469 * config/v850/v850.c: Likewise.
8471 2009-07-06 DJ Delorie <dj@redhat.com>
8473 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8474 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8475 unspecified accesses to control registers.
8476 * config/mep/intrinsics.md: Regenerate.
8477 * config/mep/intrinsics.h: Regenerate.
8478 * config/mep/mep-intrin.h: Regenerate.
8480 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8482 * c-lex.c: Replace %H by an explicit location. Update all calls.
8483 * c-common.c: Likewise.
8484 * c-decl.c: Likewise.
8485 * c-typeck.c: Likewise.
8486 * fold-const.c: Likewise.
8487 * gimplify.c: Likewise.
8489 * tree-cfg.c: Likewise.
8490 * tree-ssa-loop-niter.c: Likewise.
8491 * tree-vrp.c: Likewise.
8492 * value-prof.c: Likewise.
8494 2009-07-06 Diego Novillo <dnovillo@google.com>
8496 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8497 if it has one. Handle cases where VAR does not have an
8498 annotation or cfun is NULL.
8500 2009-07-06 Diego Novillo <dnovillo@google.com>
8502 * tree.c: Include debug.h.
8503 (initialize_tree_contains_struct): New.
8504 (init_ttree): Call it.
8505 (tree_node_structure_for_code): Factor out of ...
8506 (tree_node_structure): ... here.
8507 * treestruct.def (TS_PHI_NODE): Remove.
8508 (TS_GIMPLE_STATEMENT): Remove.
8510 2009-07-06 Diego Novillo <dnovillo@google.com>
8512 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8513 (debug_tree_chain): Handle cycles.
8515 2009-07-06 Nick Clifton <nickc@redhat.com>
8516 DJ Delorie <dj@redhat.com>
8518 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8519 __FMOVD_ENABLED__ is defined.
8521 (TARGET_FMOVD): Provide a default definition.
8522 (MASK_FMOVD): Likewise.
8523 (TARGET_CPU_CPP_BUILTINS): Define
8524 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8525 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8526 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8527 (split for DF load from memory into register): Also handle
8528 MEMs which consist of REG+DISP addressing.
8529 (split for DF store from register to memory): Likewise.
8530 (movsf_ie): Always use single fp_mode.
8531 * config/sh/sh.c (sh_override_options): Do not automatically
8532 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8533 that to the -mfmovd command line switch.
8534 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8535 (fldi_ok): Always allow.
8536 * config/sh/sh.opt (mfmovd): Remove this switch.
8537 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8539 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8540 Kaz Kojima <kkojima@gcc.gnu.org>
8542 PR rtl-optimization/30807
8543 * postreload.c (reload_combine): For every new use of REG_SUM,
8544 record the use of BASE.
8546 2009-07-06 Jan Hubicka <jh@suse.cz>
8548 * params.def: Revert my accidental commit at 2009-06-30.
8550 2009-07-04 Ian Lance Taylor <iant@google.com>
8553 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8555 (mingw_format_attribute_overrides): Likewise.
8557 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8560 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8561 don't check cfa.reg. Instead of cfa.indirect use
8562 fde && fde->drap_reg != INVALID_REGNUM test.
8564 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8566 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8568 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8571 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8573 2009-07-03 Richard Guenther <rguenther@suse.de>
8575 PR tree-optimization/40640
8576 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8579 2009-07-03 Jan Hubicka <jh@suse.cz>
8581 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8582 for size, reduce amount of inlining.
8584 2009-07-03 Richard Guenther <rguenther@suse.de>
8587 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8588 if t +- x is known to not overflow and the conversion widens the
8590 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8592 2009-07-03 Jan Hubicka <jh@suse.cz>
8594 * ipa-pure-const.c (analyze): Update loop optimizer init.
8595 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8596 try_remove_empty_loop, remove_empty_loops): Remove.
8597 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8598 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8599 to mark regular loops as neccesary.
8600 (degenerate_phi_p): New function.
8601 (propagate_necessity, remove_dead_phis): Use it.
8602 (forward_edge_to_pdom): Likewise.
8603 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8604 virtual PHI nodes that became unreachable.
8605 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8606 * tree-flow.h (remove_empty_loops): Remove.
8607 * passes.c (init_optimization_passes): Remove.
8609 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8611 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8612 can_create_pseudo_p.
8613 (*fix_trunc<mode>_i387_1): Ditto.
8614 (*floathi<mode>2_1): Ditto.
8615 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8616 (*fistdi2_1): Ditto.
8617 (*fist<mode>2_1): Ditto.
8618 (frndintxf2_floor): Ditto.
8619 (*fist<mode>2_floor_1): Ditto.
8620 (frndintxf2_ceil): Ditto.
8621 (*fist<mode>2_ceil_1): Ditto.
8622 (frndintxf2_trunc): Ditto.
8623 (frndintxf2_mask_pm): Ditto.
8624 (fxam<mode>2_i387_with_temp): Ditto.
8625 * config/i386/sse.md (mulv16qi3): Ditto.
8626 (*sse2_mulv4si3): Ditto.
8628 (sse4_2_pcmpestr): Ditto.
8629 (sse4_2_pcmpistr): Ditto.
8631 2009-07-03 Jan Hubicka <jh@suse.cz>
8633 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8634 (mark_stmt_necessary): Set it.
8635 (mark_operand_necessary): Set it.
8636 (mark_control_dependent_edges_necessary): Set it.
8637 (mark_virtual_phi_result_for_renaming): New function.
8638 (get_live_post_dom): New function.
8639 (forward_edge_to_pdom): New function.
8640 (remove_dead_stmt): Fix handling of control dependences.
8641 (tree_dce_init): Init new bitmap.
8642 (tree_dce_done): Free it.
8644 2009-07-02 Richard Guenther <rguenther@suse.de>
8647 * tree-ssa-structalias.c (new_var_info): Initialize
8650 2009-07-02 Jan Hubicka <jh@suse.cz>
8652 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8655 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8657 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8658 instead of recomputing it. Adjust calls.
8659 (emit_store_flag): Adjust recursive calls.
8661 2009-07-02 Richard Guenther <rguenther@suse.de>
8663 * tree-ssa-live.c (remove_unused_locals): Do not remove
8665 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8666 of DECL_EXTERNAL for HEAP variables.
8667 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8668 HEAP variables. Do not adjust RESTRICT vars.
8669 (find_what_var_points_to): Nobody cares if something
8672 2009-07-02 Ben Elliston <bje@au.ibm.com>
8674 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8675 pc_low and pc_high declarations to the top of the function.
8677 2009-07-01 DJ Delorie <dj@redhat.com>
8679 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8681 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8682 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8683 unspecified accesses to control registers.
8684 * config/mep/intrinsics.md: Regenerate.
8685 * config/mep/intrinsics.h: Regenerate.
8686 * config/mep/mep-intrin.h: Regenerate.
8688 2009-07-01 Anthony Green <green@moxielogic.com>
8690 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8691 instruction when possible.
8692 (moxie_expand_prologue): Ditto. Also, save an instruction and
8693 some complexity by popping off of $r12 instead of $sp.
8694 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8697 2009-07-01 Richard Henderson <rth@redhat.com>
8700 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8701 contained no insns, reposition note before last insn.
8703 2009-07-01 Richard Henderson <rth@redhat.com>
8706 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8707 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8709 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8712 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8713 darwin9 for printing reg addresses with %y.
8715 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8717 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8718 truncation from operands in binary operations.
8720 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8723 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8724 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8725 subreg of op0 to the original op0.
8727 * expmed.c (store_bit_field_1): Use a temporary as the destination
8728 instead of a paradoxical subreg when we need to truncate the result.
8730 2009-07-01 DJ Delorie <dj@redhat.com>
8732 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8733 names to VLIW variants.
8734 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8735 * config/mep/intrinsics.md: Regenerate.
8736 * config/mep/intrinsics.h: Regenerate.
8737 * config/mep/mep-intrin.h: Regenerate.
8739 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8742 * jump.c (returnjump_p): Revert last patch.
8743 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8745 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8748 * pa.md (casesi32p): Use jump table label to determine the offset
8750 (casesi64p): Likewise.
8752 * pa.c (forward_branch_p): Return bool type. Use instruction
8753 addresses when available. Assert that INSN has a jump label.
8754 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8757 2009-07-01 Richard Guenther <rguenther@suse.de>
8759 PR tree-optimization/19831
8760 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8761 that only act as barriers do not make any previous stores necessary.
8762 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8763 HEAP variables global, do not add a constraint from nonlocal.
8764 (find_func_aliases): Handle escapes through return statements.
8765 (compute_points_to_sets): Make escaped HEAP variables global.
8767 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8770 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8771 after reducing a DImode cstore to SImode.
8773 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8775 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8776 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8778 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8780 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8781 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8783 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8784 and umod_optab if TARGET_BSD_DIVMOD.
8785 * config/vax/lib1funcs.asm: New file.
8786 * config/vax/t-linux: New file.
8787 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8789 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8792 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8793 to type arguments that have void type.
8796 * dwarf2out.c (gen_formal_parameter_die): Call
8797 equate_decl_number_to_die if node is different from origin.
8799 2009-06-30 Anthony Green <green@moxielogic.com>
8801 Clean up moxie port for --enable-build-with-cxx.
8802 * config/moxie/moxie.c (moxie_function_value): First two
8803 parameters are const_tree, not tree.
8804 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8805 (REG_CLASS_NAMES): Ditto.
8806 (REGNO_REG_CLASS): Ditto.
8807 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8808 (moxie_function_value): Fix constyness of arguments.
8810 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8812 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8813 finalize_size_functions before further processing.
8814 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8815 (variable_size): Call self_referential_size on size expressions
8816 that contain a PLACEHOLDER_EXPR.
8817 (size_functions): New static variable.
8818 (copy_self_referential_tree_r): New static function.
8819 (self_referential_size): Likewise.
8820 (finalize_size_functions): New global function.
8821 * tree.c: Include tree-inline.h.
8822 (push_without_duplicates): New static function.
8823 (find_placeholder_in_expr): New global function.
8824 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8826 <tcc_expression>: Likewise.
8827 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8828 the call in the expression.
8829 * tree.h (finalize_size_functions): Declare.
8830 (find_placeholder_in_expr): Likewise.
8831 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8832 (substitute_placeholder_in_expr): Update comment.
8833 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8835 (copy_tree_body_r): Likewise.
8836 (copy_tree_body): New static function.
8837 (maybe_inline_call_in_expr): New global function.
8838 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8839 (maybe_inline_call_in_expr): Declare.
8840 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8841 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8844 2009-06-30 Richard Guenther <rguenther@suse.de>
8846 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8848 (propagate_necessity): Do not mark reaching defs of stores
8851 2009-06-30 Jan Hubicka <jh@suse.cz>
8853 * cfgloopanal.c (check_irred): Move into ...
8854 (mark_irreducible_loops): ... here; return true if ireducible
8856 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8857 (analyze_function): Try to prove loop finiteness.
8858 * cfgloop.h (mark_irreducible_loops): Update prototype.
8859 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8861 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8863 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8865 2009-06-30 Ira Rosen <irar@il.ibm.com>
8867 PR tree-optimization/40542
8868 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8871 2009-06-30 Martin Jambor <mjambor@suse.cz>
8873 PR tree-optimization/40582
8874 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8875 than useless_type_conversion_p.
8876 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8879 2009-06-30 Martin Jambor <mjambor@suse.cz>
8882 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8884 2009-06-30 Richard Guenther <rguenther@suse.de>
8886 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8887 use ao_ref references.
8888 (walk_aliased_vdefs): Likewise.
8889 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8890 * tree-ssa-dce.c (struct ref_data): Remove.
8891 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8892 (mark_aliased_reaching_defs_necessary): Adjust.
8893 (mark_all_reaching_defs_necessary_1): Likewise.
8895 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8898 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8899 (emit_store_flag_1): Extract from emit_store_flag, adjust
8900 calls to (what now is) emit_cstore.
8901 (emit_store_flag): Call emit_store_flag_1 and also use it
8902 for what used to be recursive calls.
8904 2009-06-30 Wei Guozhi <carrot@google.com>
8907 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8908 if the target bb post dominates from bb.
8909 * config/i386/i386.c (memory_address_length): Check existence of base
8910 register before using it.
8912 2009-06-30 Nick Clifton <nickc@redhat.com>
8913 DJ Delorie <dj@redhat.com>
8915 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8916 __FMOVD_ENABLED__ is defined.
8918 (TARGET_FMOVD): Provide a default definition.
8919 (MASK_FMOVD): Likewise.
8920 (TARGET_CPU_CPP_BUILTINS): Define
8921 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8922 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8923 two fmov instructions depending upon whether TARGET_FMOVD is
8925 (split for DF load from memory into register): Also handle
8926 MEMs which consist of REG+DISP addressing.
8927 (split for DF store from register to memory): Likewise.
8928 * config/sh/sh.opt (mfmovd): Remove this switch.
8929 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8930 * config/sh/sh.c (sh_override_options): Do not automatically
8931 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8932 that to the -mfmovd command line switch.
8934 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8936 (fldi_ok): Always allow.
8937 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8939 2009-06-29 DJ Delorie <dj@redhat.com>
8941 * doc/install.texi (mep-x-elf): Correct chip's full name.
8943 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8945 * doc/extend.texi: Fix typo.
8947 2009-06-29 Tom Tromey <tromey@redhat.com>
8950 * Makefile.in (DWARF2_H): New variable.
8952 (dwarf2out.o): Likewise.
8953 (dwarf2asm.o): Likewise.
8954 * config/i386/t-i386: Use DWARF2_H.
8955 * except.c: Include elf/dwarf2.h.
8956 * unwind-dw2.c: Include elf/dwarf2.h.
8957 * dwarf2out.c: Include elf/dwarf2.h.
8958 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8959 <dtprel>: New field.
8960 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8961 (size_of_loc_descr): Likewise.
8962 (output_loc_operands_raw): Likewise.
8963 (output_loc_operands): Handle new dtprel field.
8964 (loc_checksum): Update.
8965 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8966 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8967 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8968 * dwarf2asm.c: Include elf/dwarf2.h.
8969 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8970 * config/mmix/mmix.c: Include elf/dwarf2.h.
8971 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8972 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8973 * config/sh/sh.c: Include elf/dwarf2.h.
8974 * config/i386/i386.c: Include elf/dwarf2.h.
8976 2009-06-29 DJ Delorie <dj@redhat.com>
8978 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8980 * doc/extend.texi: Add MeP attributes and pragmas.
8981 * doc/invoke.text: Add MeP Options.
8982 * doc/contrib.texi: Add MeP contribution.
8983 * doc/md.texi: Add MeP constraints.
8984 * doc/install.texi: Add MeP target.
8986 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8988 * target.h (struct gcc_target): Add frame_pointer_required field.
8989 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8990 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8991 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8993 * reload1.c (update_eliminables): (Ditto.).
8994 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8995 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8996 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8998 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
9000 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
9001 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9002 (arm_frame_pointer_required): New function.
9004 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
9005 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9006 (avr_frame_pointer_required_p): Declare as static.
9007 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
9009 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
9010 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9011 (bfin_frame_pointer_required): Make as static, change return type
9013 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
9015 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
9016 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9017 (cris_frame_pointer_required): New function.
9019 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
9021 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
9022 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9023 (fr30_frame_pointer_required): New function.
9025 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
9026 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9027 (frv_frame_pointer_required): Make as static, change return type
9029 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
9031 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
9032 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9033 (ix86_frame_pointer_required): Make as static, change return type to
9035 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
9037 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
9038 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9040 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
9042 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
9044 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
9046 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
9047 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9048 (mips_frame_pointer_required): Make as static.
9049 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
9051 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
9052 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9053 (mmix_frame_pointer_required): Mew function.
9055 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
9056 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9058 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
9060 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
9062 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
9064 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
9065 (CAN_ELIMINATE): Redefine.
9066 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9067 (sparc_frame_pointer_required): New function.
9068 (sparc_can_eliminate): New function.
9069 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9071 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9072 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9074 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9075 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9076 (xtensa_frame_pointer_required): Make as static, change return type
9078 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9081 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9083 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9084 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9085 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9086 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9087 (register_callback): Handle PLUGIN_START_UNIT.
9088 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9090 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9092 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9094 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9095 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9097 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9099 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9102 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9104 * doc/extend.texi (Additional Floating Types): __float128 is also
9105 supported on i386 targets.
9107 2009-06-29 Richard Guenther <rguenther@suse.de>
9110 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9112 (pt_solutions_same_restrict_base): Declare.
9113 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9115 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9116 (make_constraint_from, make_copy_constraint): Move earlier.
9117 (make_constraint_from_heapvar): New function.
9118 (make_constraint_from_restrict): Likewise.
9119 (handle_lhs_call): Use it.
9120 (find_func_aliases): Use it to track conversions to restrict
9122 (struct fieldoff): Add only_restrict_pointers flag.
9123 (push_fields_onto_fieldstack): Initialize it.
9124 (create_variable_info_for): Track global restrict qualified pointers.
9125 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9126 Track restrict qualified pointer arguments.
9127 (set_uids_in_ptset): Use varinfo is_global_var flag.
9128 (find_what_var_points_to): Set the vars_contains_restrict flag.
9129 Always create the points-to solution for sets including restrict tags.
9130 (pt_solutions_same_restrict_base): New function.
9131 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9132 qualified pointers use pt_solutions_same_restrict_base as
9133 additional source for disambiguation.
9135 2009-06-29 Richard Guenther <rguenther@suse.de>
9138 * alias.c (find_base_decl): Remove.
9139 (get_deref_alias_set_1): Remove restrict handling.
9140 * c-common.c (c_apply_type_quals_to_decl): Do not set
9141 DECL_POINTER_ALIAS_SET.
9142 * gimplify.c (find_single_pointer_decl_1): Remove.
9143 (find_single_pointer_decl): Likewise.
9144 (internal_get_tmp_var): Remove restrict handling.
9145 (gimple_regimplify_operands): Likewise.
9146 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9147 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9148 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9149 * tree.c (restrict_base_for_decl): Remove.
9150 (init_ttree): Do not allocate it.
9151 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9152 LABEL_DECL_UID for label decls.
9153 (copy_node_stat): Do not copy restrict information.
9154 (decl_restrict_base_lookup): Remove.
9155 (decl_restrict_base_insert): Likewise.
9156 (print_restrict_base_statistics): Likewise.
9157 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9158 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9159 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9160 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9161 (LABEL_DECL_UID): Adjust.
9162 (DECL_BASED_ON_RESTRICT_P): Remove.
9163 (DECL_GET_RESTRICT_BASE): Likewise.
9164 (SET_DECL_RESTRICT_BASE): Likewise.
9165 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9167 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9168 instead of DECL_POINTER_ALIAS_SET.
9169 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9170 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9171 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9173 2009-06-29 Richard Guenther <rguenther@suse.de>
9175 PR tree-optimization/40579
9176 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9177 the IL to simplify has constants that overflowed.
9179 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9181 PR tree-optimization/40550
9182 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9183 vector_compute_type only when the size of vector_compute_type is
9184 less than the size of type.
9186 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9188 * fold-const.c (contains_label_1): Fix comments.
9189 (contains_label_p): Do not walk trees multiple time.
9191 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9193 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9194 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9195 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9196 ix86_fp_comparison_operator.
9197 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9198 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9199 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9200 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9201 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9202 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9203 (related splits): Change predicate to ix86_fp_comparison_operator.
9204 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9205 instead of ix86_fp_comparison_codes.
9206 (ix86_trivial_fp_comparison_operator,
9207 ix86_fp_comparison_operator): New.
9208 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9209 (ix86_expand_compare): Eliminate last two parameters.
9210 (ix86_fp_jump_nontrivial_p): Kill.
9211 * config/i386/i386.c (put_condition_code): Eliminate call to
9212 ix86_fp_comparison_codes and subsequent assertion.
9213 (ix86_fp_comparison_codes): Eliminate.
9214 (ix86_fp_swap_condition): New.
9215 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9216 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9217 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9218 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9219 and ix86_fp_swap_condition.
9220 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9221 Use ix86_fp_comparison_strategy.
9222 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9223 (ix86_fp_jump_nontrivial_p): Eliminate.
9224 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9225 call to ix86_expand_compare.
9226 (ix86_split_fp_branch, ix86_expand_setcc,
9227 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9228 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9230 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9232 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9233 related to jump_clobbers.
9234 * config/arm/arm.md (conds): Remove jump_clob case.
9235 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9236 splits): Change comparison_operator to arm_comparison_operator.
9237 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9240 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9242 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9243 condition for floating point modes.
9244 * expmed.c (emit_store_flag_1): Move here a bigger part
9246 (emit_store_flag): Try swapping the condition for floating point
9248 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9250 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9252 * expr.c (expand_expr_real_1): Just use do_store_flag.
9253 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9254 emit_store_flag_force.
9255 * expmed.c (emit_store_flag_force): Copy here trick
9256 previously in expand_expr_real_1. Try reversing the comparison.
9257 (emit_store_flag_1): Work if target is NULL.
9258 (emit_store_flag): Work if target is NULL, using the result mode
9259 from the comparison. Use split_comparison, restructure final part
9260 to simplify conditionals.
9262 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9264 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9265 * dojump.c (do_jump): Change handling of floating-point
9266 ops to use just do_compare_and_jump.
9267 (split_comparison): New.
9268 (do_compare_rtx_and_jump): Add here logic coming previously
9269 in do_jump, using split_comparison.
9271 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9274 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9276 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9278 * tree-ssa-alias.c: Fix unintentional commit.
9280 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9282 * passes.c (execute_one_pass): Fix unintentional commit.
9284 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9286 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9287 (df_rd_local_compute, df_md_local_compute): Inline them.
9289 (df_md_scratch): New.
9290 (df_md_alloc, df_md_free): Allocate/free it.
9291 (df_md_local_compute): Only include live registers in init.
9292 (df_md_transfer_function): Prune the in-set computed by
9293 the confluence function, and the gen-set too.
9295 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9297 PR rtl-optimization/26854
9298 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9299 * df-problems.c (df_rd_add_problem): Fix comment.
9300 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9301 df_md_simulate_artificial_defs_at_top,
9302 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9303 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9304 df_md_transfer_function, df_md_init, df_md_confluence_0,
9305 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9306 problem_MD, df_md_add_problem): New.
9307 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9308 df_md_get_bb_info): New.
9309 (DF_LAST_PROBLEM_PLUS1): Adjust.
9311 * Makefile.in (fwprop.o): Include domwalk.h.
9312 * fwprop.c: Include domwalk.h.
9313 (reg_defs, reg_defs_stack): New.
9314 (bitmap_only_bit_between): Remove.
9315 (process_defs): New.
9316 (process_uses): Use reg_defs and local_md instead of
9317 bitmap_only_bit_between and local_rd.
9318 (single_def_use_enter_block): New, from build_single_def_use_links.
9319 (single_def_use_leave_block): New.
9320 (build_single_def_use_links): Remove code moved to
9321 single_def_use_enter_block, invoke domwalk.
9322 (use_killed_between): Adjust comment.
9324 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9326 * bitmap.h (bitmap_ior_and_into): New.
9327 * bitmap.c (bitmap_ior_and_into): New.
9329 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9331 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9332 before_dom_children_before_stmts and after_dom_children_after_stmts.
9333 Rename the two remaining callbacks to just before_dom_children and
9334 after_dom_children. Remove other GIMPLE statement walking bits.
9335 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9336 * graphite.c: Do not include domwalk.h.
9337 * tree-into-ssa.c (interesting_blocks): New global.
9338 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9339 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9340 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9341 now that they're not domwalk callbacks.
9342 (rewrite_initialize_block): Rename to...
9343 (rewrite_enter_block): ... this, place after called functions. Test
9344 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9345 (rewrite_finalize_block): Rename to...
9346 (rewrite_leave_block): ... this, place after called functions.
9347 (rewrite_update_init_block): Rename to...
9348 (rewrite_update_enter_block): ... this, place after called functions.
9349 Test interesting_blocks, call rewrite_update_stmt and
9350 rewrite_update_phi_arguments.
9351 (rewrite_update_fini_block): Rename to...
9352 (rewrite_leave_block): ... this, place after called functions.
9353 (rewrite_blocks): Remove last argument, simplify initialization of
9355 (mark_def_sites_initialize_block): Rename to...
9356 (mark_def_sites_block): ... this, call mark_def_sites.
9357 (mark_def_sites_blocks): Remove argument, simplify initialization of
9359 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9360 (update_ssa): Likewise.
9361 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9363 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9364 (dom_opt_initialize_block): Rename to...
9365 (dom_opt_enter_block): ... this, place after called functions. Walk
9366 statements here, inline propagate_to_outgoing_edges.
9367 (dom_opt_finalize_block): Rename to...
9368 (dom_opt_leave_block): ... this, place after called functions.
9369 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9371 (dse_enter_block, dse_record_phi): New.
9372 (dse_record_phis): Delete.
9373 (dse_finalize_block): Rename to...
9374 (dse_leave_block): ... this.
9375 (tree_ssa_dse): Simplify initialization of walk_data.
9376 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9377 Adjust initialization of walk_data.
9378 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9379 * tree-ssa-loop-phiopt.c (get_non_trapping):
9380 Adjust initialization of walk_data.
9381 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9382 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9383 it's not a domwalk callback.
9384 (uncprop_initialize_block): Rename to...
9385 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9386 (dse_finalize_block): Rename to...
9387 (dse_leave_block): ... this.
9388 (tree_ssa_uncprop): Simplify initialization of walk_data.
9389 * Makefile.in: Adjust dependencies.
9391 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9393 * arm.md (casesi): Fix test for Thumb1.
9394 (thumb1_casesi_internal_pic): Likewise.
9395 (thumb1_casesi_dispatch): Likewise.
9397 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9399 * config/arm/arm-cores.def: Added core cortex-m0.
9400 * config/arm/arm-tune.md: Regenerated.
9401 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9403 2009-06-26 DJ Delorie <dj@redhat.com>
9405 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9407 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9408 the scheduler doesn't tag jump insns.
9410 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9412 * c-decl.c (merge_decls): Re-indent.
9414 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9417 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9418 Special-case decimal float constants.
9420 2009-06-26 Richard Henderson <rth@redhat.com>
9422 * function.h (struct function): Add cannot_be_copied_reason,
9423 and cannot_be_copied_set.
9424 * tree-inline.c (has_label_address_in_static_1): Rename from
9425 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9426 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9427 don't set inline_forbidden_reason.
9428 (copy_forbidden): New function, split out of inline_forbidden_p.
9429 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9430 (inline_forbidden_p): Use copy_forbidden.
9431 (tree_versionable_function_p): Likewise.
9432 (inlinable_function_p): Merge into tree_inlinable_function_p.
9433 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9434 * ipa-cp.c (ipcp_versionable_function_p): New function.
9435 (ipcp_cloning_candidate_p): Use it.
9436 (ipcp_node_modifiable_p): Likewise.
9438 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9440 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9441 that is marked not to be inlined. Remove flag_mudflap use.
9442 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9443 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9445 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9448 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9449 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9451 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9453 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9455 (__mingwthr_remove_key_dtor): Likewise.
9457 2009-06-26 Richard Guenther <rguenther@suse.de>
9459 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9461 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9464 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9465 try the non-cond_exec path also.
9467 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9470 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9471 (output_cbranch): Use new functions.
9472 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9475 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9476 Pat Haugen <pthaugen@us.ibm.com>
9477 Revital Eres <ERES@il.ibm.com>
9479 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9480 for %c error. Add %x support to print VSX registers as a unified
9481 register set, instead of separate float and altivec registers.
9482 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9483 %y case, and add support for VSX pre-modify addresses.
9484 (output_toc): Add assert for CONST containing an integer constant
9486 (rs6000_adjust_cost): Add POWER7 support.
9487 (insn_must_be_first_in_group): Ditto.
9488 (insn_must_be_last_in_group): Ditto.
9489 (rs6000_emit_popcount): Ditto.
9490 (rs6000_vector_mode_supported_p): Ditto.
9492 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9493 Change some of the functions called by macros to being called
9494 through a pointer, so debug functions can be inserted if
9495 -mdebug=addr or -mdebug=cost.
9496 (rs6000_preferred_reload_class_ptr): Ditto.
9497 (rs6000_secondary_reload_class_ptr): Ditto.
9498 (rs6000_secondary_memory_needed_ptr): Ditto.
9499 (rs6000_cannot_change_mode_class_ptr): Ditto.
9500 (rs6000_secondary_reload_inner): Ditto.
9501 (rs6000_legitimize_reload_address): Ditto.
9502 (rs6000_legitimize_reload_address_ptr): Ditto.
9503 (rs6000_mode_dependent_address): Ditto.
9504 (rs6000_mode_dependent_address_ptr): Ditto.
9506 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9507 function to return true if the mode allows reg + integer
9509 (virtual_stack_registers_memory_p): New function to return true if
9510 the address refers to a virtual stack register.
9511 (rs6000_legitimate_offset_address_p): Move code to say whether a
9512 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9514 (rs6000_legitimate_address_p): Add checks for modes that only can
9515 do reg+reg addressing. Start adding VSX support.
9516 (rs6000_legitimize_reload_address): Ditto.
9517 (rs6000_legitimize_address): Ditto.
9518 (rs6000_debug_legitimate_address_p): New debug functions for
9519 -mdebug=addr and -mdebug=cost.
9520 (rs6000_debug_rtx_costs): Ditto.
9521 (rs6000_debug_address_costs): Ditto.
9522 (rs6000_debug_adjust_cost): Ditto.
9523 (rs6000_debug_legitimize_address): Ditto.
9524 (rs6000_legitimize_reload_address_ptr): Point to call normal
9525 function or debug function. Make functions called via pointer
9527 (rs6000_mode_dependent_address_ptr): Ditto.
9528 (rs6000_secondary_reload_class_ptr): Ditto.
9529 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9530 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9531 into a friendlier error.
9532 (rs6000_init_builtins): Add initial VSX support.
9533 (rs6000_adjust_cost): Fix some spacing issues.
9535 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9536 (REG_CLASS_NAMES): Ditto.
9537 (REG_CLASS_CONTENTS): Ditto.
9538 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9539 pointer, to add -mdebug=addr support.
9540 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9541 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9542 -mdebug=addr support.
9543 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9544 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9545 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9547 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9549 (bswapsi*): Set attribute types for load/store. Add combiner
9550 patterns to eliminate zero extend on 64-bit.
9551 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9552 stdbrx if the hardware supports those instructions.
9554 2009-06-25 Ian Lance Taylor <iant@google.com>
9556 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9557 (Link Options): Document -static-libstdc++.
9559 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9562 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9563 DATA_ALIGNMENT instead.
9565 2009-06-25 Richard Guenther <rguenther@suse.de>
9567 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9568 indirect references against the callused/escaped solutions.
9569 (call_may_clobber_ref_p_1): Likewise.
9571 2009-06-25 Martin Jambor <mjambor@suse.cz>
9573 PR tree-optimization/40493
9574 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9575 (enum unscalarized_data_handling): New type.
9576 (handle_unscalarized_data_in_subtree): Return what has been done.
9577 (load_assign_lhs_subreplacements): Handle left flushes differently.
9578 (sra_modify_assign): Use unscalarized_data_handling, simplified
9579 condition determining whether to remove the statement.
9581 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9583 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9584 excerpt - @ should be doubled for texinfo.
9586 2009-06-24 Ian Lance Taylor <iant@google.com>
9588 * config/arc/arc.c: Include "df.h".
9589 (arc_attribute_table): Make static. Move higher in file.
9590 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9591 (output_shift): Initialize n later to avoid warning.
9592 * config/arm/arm.c (arm_attribute_table): Make static. Move
9594 * config/avr/avr.c (avr_attribute_table): Make static. Move
9596 (reg_class_tab): Change array type from int to enum reg_class.
9597 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9599 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9600 (lshrhi3_out): Likewise.
9601 (class_likely_spilled_p): Change return type to bool.
9602 (avr_rtx_costs): Use local code variable with enum type.
9603 * config/avr/avr.md (movmemhi): Use add_reg_note.
9604 (andhi3, andsi3): Don't use AS2 with "and".
9605 (iorhi3, iorsi3): Don't use AS2 with "or".
9606 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9607 * config/crx/crx.c: Include "df.h".
9608 (crx_attribute_table): Make static.
9609 * config/m32r/m32r.c: Include "df.h".
9610 (m32r_attribute_table): Make static. Move higher in file.
9611 (pop): Use add_reg_note.
9612 (block_move_call): Change 0 to LCT_NORMAL in function call.
9613 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9614 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9615 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9616 declare, not just when TREE_CODE is defined.
9617 * config/m68hc11/m68hc11.c: Include "expr.h".
9618 (m68hc11_attribute_table): Make static. Move higher in file.
9619 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9621 (m68hc11_register_indirect_p): Likewise.
9622 (m68hc11_function_arg_padding): Change return type to enum
9624 (emit_move_after_reload): Use add_reg_note.
9625 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9626 (m68hc11_split_logical): Likewise.
9627 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9629 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9630 to VOIDmode in function call.
9631 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9633 (m68hc11_split_logical): Update declaration.
9634 (m68hc11_function_arg_padding): Update declaration.
9635 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9636 to array of enum reg_class.
9637 (mcore_attribute_table): Make static. Move higher in file.
9638 (mcore_rtx_costs): Add cast to enum type.
9639 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9640 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9641 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9643 * config/sh/predicates.md (trapping_target_operand): Rename and to
9645 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9647 * config/spu/spu.c (spu_attribute_table): Make static. Move
9649 * config/v850/v850.c (v850_attribute_table): Make static. Move
9651 (v850_rtx_costs): Use local code with enum type.
9652 (expand_epilogue): Add cast.
9653 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9655 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9658 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9659 -m2a-single-only and -m2a-nofpu.
9660 * config/sh/sh.opt: Document m2a generates FPU code.
9662 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9664 * defaults.h (CAN_ELIMINATE): Provide default.
9665 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9666 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9667 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9668 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9669 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9670 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9671 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9672 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9673 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9674 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9676 2009-06-24 DJ Delorie <dj@redhat.com>
9678 * mep-ext-cop.cpu: Fix copyright notice.
9679 * mep-default: Fix copyright notice.
9680 * mep-core: Fix copyright notice.
9681 * mep: Fix copyright notice.
9682 * mep-ivc2: Fix copyright notice.
9683 * mep-c5: Fix copyright notice.
9685 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9687 * doc/contrib.texi (Contributors):
9689 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9692 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9693 src and dst operands if necessary.
9695 2009-06-23 DJ Delorie <dj@redhat.com>
9698 * config.gcc: Add mep support.
9699 * recog.c: Resurrect validate_replace_rtx_subexp().
9700 * recog.h: Likewise.
9701 * config/mep/: Add new port:
9702 * config/mep/constraints.md: New file.
9703 * config/mep/default.h: New file.
9704 * config/mep/intrinsics.h: New file.
9705 * config/mep/intrinsics.md: New file.
9706 * config/mep/ivc2-template.h: New file.
9707 * config/mep/mep-c5.cpu: New file.
9708 * config/mep/mep-core.cpu: New file.
9709 * config/mep/mep-default.cpu: New file.
9710 * config/mep/mep-ext-cop.cpu: New file.
9711 * config/mep/mep-intrin.h: New file.
9712 * config/mep/mep-ivc2.cpu: New file.
9713 * config/mep/mep-lib1.asm: New file.
9714 * config/mep/mep-lib2.c: New file.
9715 * config/mep/mep-pragma.c: New file.
9716 * config/mep/mep-protos.h: New file.
9717 * config/mep/mep-tramp.c: New file.
9718 * config/mep/mep.c: New file.
9719 * config/mep/mep.cpu: New file.
9720 * config/mep/mep.h: New file.
9721 * config/mep/mep.md: New file.
9722 * config/mep/mep.opt: New file.
9723 * config/mep/predicates.md: New file.
9724 * config/mep/t-mep: New file.
9726 2009-06-23 Ian Lance Taylor <iant@google.com>
9728 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9729 from loose_warn into c_loose_warn and from strict_warn into
9730 c_strict_warn. Set and substitute warn_cxxflags. Check for
9731 --enable-build-with-cxx. Set and substitute
9732 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9733 * Makefile.in (CXXFLAGS): New variable.
9734 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9735 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9736 the default is the same as $(STRICT_WARN).
9737 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9738 (CXX): New variable.
9739 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9740 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9741 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9742 (HOST_LIBS): New variable.
9743 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9744 (ALL_CXXFLAGS): New variable.
9745 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9746 * doc/install.texi (Configuration): Document
9747 --enable-build-with-cxx, --with-stage1-ldflags,
9748 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9749 * configure: Rebuild.
9751 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9753 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9754 from previous commit.
9756 2009-06-23 Ian Lance Taylor <iant@google.com>
9758 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9760 2009-06-23 Ian Lance Taylor <iant@google.com>
9762 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9763 with ATTRIBUTE_UNUSED.
9765 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9766 Pat Haugen <pthaugen@us.ibm.com>
9767 Revital Eres <eres@il.ibm.com>
9769 * config.in (HAVE_AS_POPCNTD): Add default definition.
9770 (HAVE_AS_LWSYNC): Ditto.
9772 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9774 (gcc_cv_as_powerpc_cmpb): Ditto.
9775 (gcc_cv_as_powerpc_dfp): Ditto.
9776 (gcc_cv_as_powerpc_vsx): Ditto.
9777 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9778 supporting the popcntd/lwsync instructions.
9779 (gcc_cv_as_powerpc_lwsync): Ditto.
9780 * configure: Regenerate.
9782 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9783 -mcpu=native and -mcpu=power7.
9784 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9786 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9787 a variable instead of a mask to reduce the number of mask bits.
9788 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9789 (-mbit-word): Ditto.
9790 (-mregnames): Ditto.
9791 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9792 (-mfused-madd): Ditto.
9794 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9796 (-mvsx): New switch for VSX instructions.
9797 (-misel): Move from a variable to a mask to allow it to be set by
9800 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9801 function declaration to an array declaration.
9802 (rs6000_hard_regno_nregs): New external array declaration.
9804 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9805 files included by rs6000.md.
9807 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9808 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9810 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9812 (rs6000_debug_reg): New -mdebug= variables.
9813 (rs6000_debug_addr): Ditto.
9814 (rs6000_debug_cost): Ditto.
9815 (rs6000_pmode): New variable to hold Pmode.
9816 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9817 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9818 calculated at compiler start.
9819 (rs6000_hard_regno_nregs): Change function to an array which holds
9820 HARD_REGNO_NREGS calculated at compiler start.
9821 (rs6000_explicit_options): Delete isel field.
9822 (rs6000_vector_unit): New array to hold which vector unit
9823 supports arithmetic options for a given type.
9824 (rs6000_vector_mem): New array to hold which vector unit supports
9825 memory reference operations for a given type.
9826 (rs6000_vector_align): New array to given the alignment of each
9828 (power7_cost): New basic costs for power7.
9829 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9830 (rs6000_hard_regno_nregs_internal): New function, moved from
9831 HARD_REGNO_NREGS, to calculate the number of registers each hard
9832 register takes for each type.
9833 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9834 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9835 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9836 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9837 unit information here so it is calculated once at compiler startup
9839 (rs6000_override_options): Make -misel a target mask. Add more
9840 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9841 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9843 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9844 (rs6000_handle_option): Move -misel from variable to target mask.
9845 (rs6000_builtin_mask_for_load): Add VSX support.
9846 (rs6000_conditional_register_usage): Ditto.
9847 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9848 (function_arg_boundary): Ditto.
9849 (rs6000_expand_builtin): Ditto.
9850 (def_builtin): Make abort message a little friendlier.
9851 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9853 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9854 assembler support the popcntd instruction instead of a vsx
9855 instruction to enable power7 support.
9856 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9857 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9858 option to the assembler if -mcpu=native.
9859 (ASM_CPU_NATIVE_SPEC): Ditto.
9860 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9862 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9863 the lwsync instruction.
9864 (enum processor_type): Add PROCESSOR_POWER7.
9865 (rs6000_debug_reg): New -mdebug= options.
9866 (rs6000_debug_addr): Ditto.
9867 (rs6000_debug_cost): Ditto.
9868 (rs6000_isel): Delete.
9869 (enum rs6000_vector): New enum to say what vector unit we have.
9870 (VECTOR_UNIT_*): New macros to say which vector unit has
9871 arithmetic operations for a given type.
9872 (VECTOR_MEM_*): New macros to say which vector unit has memory
9873 operations for a given type.
9874 (TARGET_LDBRX): Whether the machine supports the ldbrx
9876 (TARGET_ISEL): Delete, -misel moved to be a mask.
9877 (TARGET_ISEL64): New macro for 64-bit isel support.
9878 (UNITS_PER_VSX_WORD): New macro.
9879 (POINTER_SIZE): Move to be an external variable, rather than
9880 calculating whether we are generating 32 ot 64-bit code.
9882 (STACK_BOUNDARY): Add VSX support.
9883 (LOCAL_ALIGNMENT): Ditto.
9884 (SLOW_UNALIGNED_ACCESS): Ditto.
9885 (VSX_REGNO_P): New macro for VSX support.
9886 (VFLOAT_REGNO_P): Ditto.
9887 (VINT_REGNO_P): Ditto.
9888 (VLOGICAL_REGNO_P): Ditto.
9889 (VSX_VECTOR_MODE): Ditto.
9890 (VSX_SCALAR_MODE): Ditto.
9892 (VSX_MOVE_MODE): Ditto.
9893 (VSX_REG_CLASS_P): Ditto.
9894 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9896 (UNITS_PER_SIMD_WORD): Add VSX support.
9897 (MODES_TIEABLE_P): Ditto.
9898 (STARTING_FRAME_OFFSET): Ditto.
9899 (STACK_DYNAMIC_OFFSET): Ditto.
9900 (EPILOGUE_USES): Ditto.
9901 (REGNO_REG_CLASS): Move to array lookup.
9902 (CLASS_MAX_NREGS): Ditto.
9903 (rs6000_vector_reg_class): Add declaration.
9904 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9905 overlap with the floating point and Altivec registers.
9907 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9909 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9910 give the appropriate asm switches if -mcpu=native.
9911 (host_detect_local_cpu): Add support for "asm".
9912 (host_detect_local_cpu): Follow GNU code guidelines for name.
9914 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9915 -mbit-word to a variable instead of being a target mask.
9917 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9918 emit the lwsync instruction instead of emitting the instruction as
9919 an integer constant.
9921 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9922 fixuns_trundfsi2, move expander into rs6000.md.
9924 * config/rs6000/rs6000.md (cpu): Add power7.
9925 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9926 (logical predicate patterns): Change the single instruction
9927 primitives that set CR0 to be fast_compare instead of compare.
9929 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9930 (popcntddi2): Ditto.
9931 (popcount<mode>): Ditto.
9932 (floating multiply/add insns): Name the floating point
9934 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9935 (isel_unsigned_<mode>): Ditto.
9936 (fixuns_trundfsi2): Move expander here from spe.md.
9937 (smindi3): Define if we have -misel on 64-bit systems.
9942 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9944 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9946 * config/avr/avr.c (avr_current_device): New variable.
9947 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9948 (avr_arch, mcu_type_s): Move to avr.h.
9949 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9950 default_data_section_start fields.
9951 (avr_arch): Moved from avr.c.
9952 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9953 library_name fields.
9954 (avr_current_device, avr_mcu_types, avr_arch_types,
9955 avr_device_to_arch, avr_device_to_data_start,
9956 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9957 (EXTRA_SPEC_FUNCTIONS): Define.
9958 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9959 options mapping. Use device_to_arch and device_to_data_start insted.
9960 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9961 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9962 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9963 * config/avr/driver-avr.c: New file.
9964 * config/avr/avr-devices.c: New file.
9966 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9968 * var-tracking.c (unshare_variable): Force initialized to
9969 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9970 (set_variable_part): Likewise.
9971 (struct variable_union_info): Remove pos_src field.
9972 (vui_vec, vui_allocated): New variables.
9973 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9974 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9975 == 1 use a simpler sorting algorithm. Compute pos field right
9976 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9977 Avoid quadratic comparison if !flag_var_tracking_uninit.
9978 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9979 unshare_variable unconditionally.
9980 (dataflow_set_different_2): Removed.
9981 (dataflow_set_different): Don't traverse second hash table.
9982 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9983 unconditionally to var_reg_set or var_mem_set.
9984 (emit_notes_in_bb): Likewise.
9985 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9987 (emit_note_insn_var_location): Don't set initialized to
9988 VAR_INIT_STATUS_INITIALIZED early.
9989 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9991 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9993 * tree-object-size.c (addr_object_size): Instead of checking
9994 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9995 are no FIELD_DECLs following it.
9997 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9999 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10000 order to match bswaps with signed source operands.
10002 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10004 * sdbout.c (sdbout_one_type): Fix braces in switch.
10006 2009-06-23 Richard Guenther <rguenther@suse.de>
10008 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
10010 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
10011 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
10012 var_callused, callused_tree, var_storedanything, storedanything_tree,
10013 var_integer, integer_tree): Remove global variables.
10014 (new_var_info): Do not pass new id, append the new var to the
10015 global variable vector.
10016 (do_ds_constraint): Use is_global_var member of the variable-info.
10017 (new_scalar_tmp_constraint_exp): Adjust.
10018 (create_function_info_for): Likewise.
10019 (create_variable_info_for): Likewise.
10020 (find_what_var_points_to): Remove dead code.
10021 (init_base_vars): Simplify.
10022 (compute_points_to_sets): Adjust.
10024 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10026 * combine.c (try_combine): Dump information about the insns we're
10029 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10031 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
10032 check when calling force_to_mode on TRUNCATE's operand.
10034 2009-06-22 Ian Lance Taylor <iant@google.com>
10036 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
10038 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10040 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
10042 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10044 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
10045 override library linkage flags such as -static-libgcc or
10048 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10050 * config/m68k/m68k-devices.def: Add line for MCF5221x.
10052 2009-06-22 Ian Lance Taylor <iant@google.com>
10054 * config/linux.opt: Put mglibc ahead of muclibc.
10056 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
10057 for duplicate decls.
10059 2009-06-22 Matthias Klose <doko@ubuntu.com>
10061 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
10063 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10066 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
10067 instead of NULL if a parser error occurs.
10069 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10071 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10072 non-DWARF2_DEBUGGING_INFO version.
10074 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10076 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10077 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10079 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10080 (LIBGCC2_TF_CEXT): Define.
10083 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10086 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10088 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10090 * config/arm/arm.c (arm_override_options): Disable
10091 -mcaller-super-interworking and -mcallee-super-interworking.
10092 * doc/invoke.texi (ARM Options): Document this.
10094 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10096 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10097 * config/arm/constraints.md (j): New constraint for movw operands.
10098 (N): Remove thumb2 meaning.
10099 * config/arm/arm.md (*arm_movw): Delete.
10100 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10101 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10102 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10104 2009-06-22 Martin Jambor <mjambor@suse.cz>
10106 PR tree-optimization/40492
10107 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10108 build_ref_for_offset.
10110 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10112 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10113 JUMP_TABLE_DATA_P predicates where applicable.
10114 * auto-inc-dec.c: Ditto.
10115 * builtins.c: Ditto.
10116 * caller-save.c: Ditto.
10118 * cfgcleanup.c: Ditto.
10119 * cfglayout.c: Ditto.
10121 * combine.c: Ditto.
10122 * combine-stack-adj.c: Ditto.
10126 * df-scan.c: Ditto.
10128 * dwarf2asm.c: Ditto.
10129 * dwarf2out.c: Ditto.
10130 * emit-rtl.c: Ditto.
10136 * function.c: Ditto.
10139 * genpreds.c: Ditto.
10140 * genrecog.c: Ditto.
10142 * ira-costs.c: Ditto.
10143 * ira-lives.c: Ditto.
10145 * loop-iv.c: Ditto.
10146 * lower-subreg.c: Ditto.
10147 * modulo-sched.c: Ditto.
10149 * postreload.c: Ditto.
10150 * print-rtl.c: Ditto.
10152 * reginfo.c: Ditto.
10153 * regmove.c: Ditto.
10154 * reload1.c: Ditto.
10157 * rtlanal.c: Ditto.
10159 * sched-vis.c: Ditto.
10161 * sel-sched-ir.c: Ditto.
10162 * simplify-rtx.c: Ditto.
10163 * targhooks.c: Ditto.
10164 * var-tracking.c: Ditto.
10165 * vmsdbgout.c: Ditto.
10167 2009-06-22 Matthias Klose <doko@ubuntu.com>
10169 * Makefile.in (install-plugin): Always use DESTDIR.
10171 2009-06-22 Olivier Hainque <hainque@adacore.com>
10173 * config/pa/pa.c (output_call): Don't optimize post call jumps
10174 into return address adjustments if the call may throw.
10176 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10178 * arm.c (thumb1_output_casesi): New function.
10179 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10180 optimizing for size or PIC.
10181 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10182 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10183 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10184 (thumb1_casesi_internal_pic): New expand rule.
10185 (thumb1_casesi_dispatch): New pattern.
10186 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10188 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10189 in the text seciton when PIC or optimizing for size.
10190 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10191 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10192 preservation properties of code.
10193 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10194 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10195 (__gnu_thumb1_case_si): New function.
10196 * t-arm (LIB1ASMSRC): Define here.
10197 (LIB1ASMFUNCS): Add some common functions.
10198 * t-arm-elf (LIB1ASMSRC): Delete.
10199 (LIB1ASMFUNCS): Append to existing set.
10200 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10201 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10202 * t-symbian (LIB1ASMFUNCS): Likewise.
10203 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10204 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10206 2009-06-21 Richard Guenther <rguenther@suse.de>
10208 PR tree-optimization/38729
10209 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10210 to loops with a single exit if -fno-expensive-optimizations.
10212 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10214 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10215 (dataflow_set): Change vars type from htab_t to shared_hash.
10216 (shared_hash_pool, empty_shared_hash): New variables.
10217 (vars_clear): Removed.
10218 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10219 shared_hash_find_slot_unshare, shared_hash_find_slot,
10220 shared_hash_find_slot_noinsert, shared_hash_find): New
10222 (shared_hash_unshare, shared_hash_destroy): New functions.
10223 (unshare_variable): Unshare set->vars if shared, use
10225 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10226 (get_init_value, find_src_set_src, dump_dataflow_set,
10227 clobber_variable_part, emit_notes_for_differences): Use
10229 (dataflow_set_init): Remove second argument, set vars to
10230 empty_shared_hash instead of creating a new htab.
10231 (dataflow_set_clear): Call shared_hash_destroy and set vars
10232 to empty_shared_hash instead of calling vars_clear.
10233 (dataflow_set_copy): Don't call vars_copy, instead just share
10234 the src htab with dst.
10235 (variable_union): Use shared_hash_*, use initially NO_INSERT
10236 lookup if set->vars is shared. Don't keep slot cleared before
10237 calling unshare_variable. Unshare set->vars if needed.
10238 Even ->refcount == 1 vars must be unshared if set->vars is shared
10239 and var needs to be modified.
10240 (variable_canonicalize): New function.
10241 (dataflow_set_union): If dst->vars is empty, just share src->vars
10242 with dst->vars and traverse with variable_canonicalize to canonicalize
10243 and unshare what is needed.
10244 (dataflow_set_different): If old_set and new_set use the same shared
10245 htab, they aren't different. If number of htab elements is different,
10246 htabs are different. Use shared_hash_*.
10247 (dataflow_set_destroy): Call shared_hash_destroy instead of
10249 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10250 second argument to dataflow_set_init.
10251 (vt_initialize): Likewise. Initialize shared_hash_pool and
10252 empty_shared_hash, move bb in/out initialization afterwards.
10253 Use variable_htab_free instead of NULL as changed_variables del hook.
10254 (variable_was_changed): Change type of second argument to pointer to
10255 dataflow_set. When inserting var into changed_variables, bump
10256 refcount. Unshare set->vars if set is shared htab and slot needs to
10258 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10259 lookup if set->vars is shared. Unshare set->vars if needed.
10260 Even ->refcount == 1 vars must be unshared if set->vars is shared
10261 and var needs to be modified. Adjust variable_was_changed caller.
10262 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10263 vars must be unshared if set->vars is shared and var needs to be
10264 modified. Adjust variable_was_changed caller.
10265 (emit_note_insn_var_location): Don't pool_free var.
10266 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10268 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10269 free_alloc_pool on shared_hash_pool.
10271 2009-06-20 Anthony Green <green@moxielogic.com>
10273 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10274 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10276 2009-06-20 Richard Guenther <rguenther@suse.de>
10278 * tree-ssa-structalias.c (find_func_aliases): For memset use
10279 a constraint from NULL if we memset to zero.
10280 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10281 we explicitly handle that do not read from memory.
10282 (call_may_clobber_ref_p_1): Properly handle builtins that may
10285 2009-06-20 Richard Guenther <rguenther@suse.de>
10287 PR tree-optimization/40495
10288 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10289 (new_scalar_tmp_constraint_exp): New function.
10290 (process_constraint): Do not create temporary decls.
10291 (process_all_all_constraints): Likewise.
10292 (handle_const_call): Likewise.
10293 (create_function_info_for): Do not set decl.
10295 2009-06-19 Ian Lance Taylor <iant@google.com>
10297 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10298 (rs6000_attribute_table): Make static; move before use.
10300 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10302 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10303 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10304 Propagate the TREE_READONLY flag without overwriting it.
10305 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10306 Propagate the TREE_READONLY flag onto the result.
10307 (process_call_operands): Move around. Use correct constant value.
10309 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10312 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10313 * config/arm/arm.md: Likewise.
10315 2009-06-19 Ian Lance Taylor <iant@google.com>
10317 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10318 to GIMPLE_ERROR_MARK.
10320 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10321 op2_original_type parameters. Warn about using different enum types.
10322 * c-parser.c (c_parser_conditional_expression): Pass original
10323 types to build_conditional_expr.
10324 * c-tree.h (build_conditional_expr): Update declaration.
10326 2009-06-19 Ian Lance Taylor <iant@google.com>
10328 * config/i386/i386.c (ix86_function_specific_save): Test that
10329 fields match values, rather than testing the values are in a
10332 2009-06-19 Richard Guenther <rguenther@suse.de>
10334 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10335 ADDR_EXPR pointers.
10336 (ptr_derefs_may_alias_p): Likewise.
10337 (ptr_deref_may_alias_ref_p_1): New function.
10338 (ptr_deref_may_alias_ref_p): Likewise.
10339 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10340 covered by looking at the ESCAPED solution.
10341 (call_may_clobber_ref_p_1): Likewise.
10342 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10343 Handle NULL_TREE offset. Do not produce redundant constraints.
10344 (process_all_all_constraints): New helper function.
10345 (do_structure_copy): Use it.
10346 (handle_lhs_call): Likewise.
10347 (find_func_aliases): Handle some builtins with pointer arguments
10348 and/or return values explicitly.
10350 2009-06-19 Ian Lance Taylor <iant@google.com>
10352 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10354 2009-06-19 Ian Lance Taylor <iant@google.com>
10356 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10358 2009-06-19 Ian Lance Taylor <iant@google.com>
10360 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10361 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10364 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10365 uninitialized const.
10367 2009-06-19 Ian Lance Taylor <iant@google.com>
10369 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10372 * c-decl.c (in_struct, struct_types): Remove.
10373 (struct c_binding): Add in_struct field.
10374 (c_binding_ptr): Define type, along with VEC.
10375 (struct c_struct_parse_info): Define.
10376 (struct_parse_info): New static variable.
10377 (bind): Initialize in_struct field.
10378 (start_struct): Remove enclosing_in_struct and
10379 enclosing_struct_types parameters. Add
10380 enclosing_struct_parse_info parameter. Change all callers. Set
10381 struct_parse_info rather than in_struct and struct_types.
10382 (grokfield): If -Wc++-compat and there is a symbol binding for the
10383 field name, set the in_struct flag and push it on the
10384 struct_parse_info->fields vector.
10385 (warn_cxx_compat_finish_struct): New static function.
10386 (finish_struct): Remove enclosing_in_struct and
10387 enclosing_struct_types parameters. Add
10388 enclosing_struct_parse_info parameter. Change all callers. Don't
10389 set C_TYPE_DEFINED_IN_STRUCT here. Call
10390 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10391 parameter. Only push on struct_types if warn_cxx_compat.
10392 (finish_enum): Only push on struct_types if warn_cxx_compat.
10393 (declspecs_add_type): Add loc parameter. Change all callers.
10394 Change all error calls to error_at. Pass loc, not input_location,
10395 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10396 defined in a struct. If -Wc++-compat and parsing a struct, record
10397 that a typedef name was used.
10398 * c-parser.c (c_parser_declspecs): Get location to pass to
10399 declspecs_add_type.
10400 (c_parser_struct_or_union_specifier): Update calls to start_struct
10402 * c-tree.h (struct c_struct_parse_info): Declare.
10403 (finish_struct, start_struct): Update declarations.
10404 (declspecs_add_type): Update declaration.
10406 2009-06-19 Ian Lance Taylor <iant@google.com>
10408 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10409 variable with an anonymous type.
10411 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10413 * see.c: Remove for real.
10415 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10417 * optabs.h (enum optab_index): Add new OTI_significand.
10418 (significand_optab): Define corresponding macro.
10419 * optabs.c (init_optabs): Initialize significand_optab.
10420 * genopinit.c (optabs): Implement significand_optab using
10421 significand?f2 patterns.
10422 * builtins.c (expand_builtin_mathfn): Handle
10423 BUILT_IN_SIGNIFICAND{,F,L}.
10424 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10425 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10427 * config/i386/i386.md (significandxf2, significand<mode>2): New
10428 expanders to implement significandf, significand and significandl
10429 built-ins as inline x87 intrinsics.
10431 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10433 * config/avr/avr.c (avr_override_options): Remove setting value of
10434 PARAM_INLINE_CALL_COST.
10436 2009-06-18 Richard Henderson <rth@redhat.com>
10439 * tree-pass.h (TDF_ASMNAME): New.
10440 * tree-dump.c (dump_options): Add asmname.
10441 * doc/invoke.texi: Document it.
10443 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10444 (dump_decl_name): ...here.
10445 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10446 (dump_generic_node): Update dump_function_name calls.
10447 (print_call_name): New flags arg; update all dump calls.
10448 * diagnostic.h (print_call_name): Update.
10449 * gimple-pretty-print.c (dump_gimple_call): Update.
10451 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10454 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10456 2009-06-18 Diego Novillo <dnovillo@google.com>
10458 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10459 * plugin.c (str_license): Declare.
10460 (try_init_one_plugin): Assert that the symbol
10461 'plugin_is_GPL_compatible' exists.
10463 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10466 * Makefile.in (OBJS-common): Remove see.o.
10468 * common.opt (fsee): Mark as preserved for backward compatibility.
10469 * opts.c (common_handle_option): Add OPT_fsee to the backward
10470 compatibility section.
10471 * passes.c (init_optimization_passes, pass_see): Remove pass.
10472 * timevar.def (TV_SEE): Remove.
10473 * tree-pass.h (pass_see): Remove declaration.
10474 * doc/invoke.texi (-fsee): Remove documentation.
10476 2009-06-18 Martin Jambor <mjambor@suse.cz>
10478 * tree-sra.c: Include statistics.h
10479 (sra_stats): New variable.
10480 (sra_initialize): Clear sra_stats.
10481 (create_access_replacement): Increment sra_stats.replacements.
10482 (get_access_replacement): Do not return twice.
10483 (analyze_all_variable_accesses): Increment statistics counter by the
10484 number of scalarized aggregates.
10485 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10486 (sra_modify_expr): Increment sra_stats.exprs.
10487 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10488 (sra_modify_assign): Increment sra_stats.exprs,
10489 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10490 (perform_intra_sra): Update statistics counters.
10491 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10493 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10495 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10496 (arm_scalar_mode_supported_p): New function.
10498 2009-06-18 Paul Brook <paul@codesourcery.com>
10499 Sandra Loosemore <sandra@codesourcery.com>
10501 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10502 (__extendhfsf2, __truncsfhf2): Define.
10503 * config/arm/fp16.c: New file.
10504 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10505 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10507 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10509 * doc/extend.texi (Half-Precision): New section.
10510 * doc/invoke.texi (Option Summary): List -mfp16-format.
10511 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10512 * config/arm/arm.opt (mfp16-format=): New.
10513 * config/arm/arm.c: Include intl.h.
10514 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10515 (TARGET_INVALID_RETURN_TYPE): Redefine.
10516 (TARGET_PROMOTED_TYPE): Redefine.
10517 (TARGET_CONVERT_TO_TYPE): Redefine.
10518 (arm_fp16_format): Define.
10519 (all_fpus): Add entry for neon-fp16.
10520 (fp_model_for_fpu): Likewise.
10521 (struct fp16_format): Declare.
10522 (all_fp16_formats): Define.
10523 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10525 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10527 (arm_legitimate_index_p): Treat HFmode like HImode.
10528 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10529 (coproc_secondary_reload_class): Special-case HFmode.
10530 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10531 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10532 (arm_init_fp16_builtins): New.
10533 (arm_init_builtins): Call it.
10534 (arm_invalid_parameter_type): New.
10535 (arm_invalid_return_type): New.
10536 (arm_promoted_type): New.
10537 (arm_convert_to_type).
10538 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10540 (arm_emit_fp16_const): New function.
10541 (arm_mangle_type): Mangle __fp16 as "Dh".
10542 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10544 (TARGET_NEON_FP16): New.
10545 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10546 (enum fputype): Add FPUTYPE_NEON_FP16.
10547 (enum arm_fp16_format_type): Declare.
10548 (arm_fp16_format): Declare.
10549 (LARGEST_EXPONENT_IS_NORMAL): Define.
10550 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10551 * config/arm/arm-modes.def (HFmode): Define.
10552 * config/arm/vfp.md: (*movhf_vfp): New.
10553 (extendhfsf2): New.
10555 * config/arm/arm.md: (fpu): Add neon_fp16.
10556 (floatsihf2, floatdihf2): New.
10557 (fix_trunchfsi2, fix_trunchfdi2): New.
10559 (extendhfdf2): New.
10561 (*arm32_movhf): New.
10562 (*thumb1_movhf): New.
10563 (consttable_2): Add check for HFmode constants.
10564 (consttable_4): Handle HFmode constants.
10566 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10568 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10570 2009-06-17 Olivier Hainque <hainque@adacore.com>
10572 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10573 const char ** conversion in AIX specific section.
10575 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10577 * config/i386/i386.c (ix86_special_builtin_type): Remove
10578 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10579 (bdesc_special_args): Updated.
10580 (ix86_init_mmx_sse_builtins): Likewise.
10581 (ix86_expand_special_args_builtin): Likewise.
10583 2009-06-17 Richard Henderson <rth@redhat.com>
10585 * tree-pretty-print.c (maybe_dump_asm_name): New.
10586 (dump_decl_name): Use it.
10587 (PRINT_FUNCTION_NAME): Merge into...
10588 (dump_function_name): ... here. Use maybe_dump_asm_name.
10590 2009-06-17 Cary Coutant <ccoutant@google.com>
10592 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10594 * debug.c (struct gcc_debug_hooks): Change placeholder for
10596 (debug_nothing_int_charstar_int): Replaced by...
10597 (debug_nothing_int_charstar_int_bool): ...this.
10598 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10599 source_line prototype.
10600 (debug_nothing_int_charstar_int): Replaced by...
10601 (debug_nothing_int_charstar_int_bool): ...this.
10602 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10603 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10604 Output is_stmt operand when necessary.
10605 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10606 (notice_source_line): Add is_stmt parameter.
10607 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10608 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10610 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10611 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10613 2009-06-17 Ian Lance Taylor <iant@google.com>
10615 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10617 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10620 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10622 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10623 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10624 tree_strip_sign_nop_conversions and
10625 tree_ssa_strip_useless_type_conversions rather than stripping
10626 the operations here.
10627 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10629 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10630 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10631 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10632 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10635 2009-06-17 Michael Eager <eager@eagercon.com>
10637 * config/rs6000/constraints.md (register_constraint "d"): New.
10638 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10639 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10640 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10641 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10642 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10643 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10644 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10645 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10646 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10647 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10649 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10650 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10651 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10652 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10653 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10654 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10655 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10656 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10657 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10658 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10659 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10660 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10661 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10662 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10664 2009-06-16 Ian Lance Taylor <iant@google.com>
10666 * profile.c (total_num_never_executed): Don't define.
10667 (compute_branch_probabilities): Don't count or print
10668 num_never_executed.
10669 (init_branch_prob): Don't set total_num_never_executed.
10670 (end_branch_prob): Don't print total_num_never_executed.
10672 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10674 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10676 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10678 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10679 (nabstd2_fpr): Same.
10681 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10683 * expr.c (expand_assignment): Change complex type check.
10685 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10687 * doc/plugins.texi (Building GCC plugins): Added new section.
10689 2009-06-17 Ian Lance Taylor <iant@google.com>
10691 * c-pch.c (get_ident): Don't set size of templ array.
10692 (pch_init): Don't set size of partial_pch array.
10694 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10695 string constant to intialize an array whose size is the length of
10698 2009-06-17 Richard Guenther <rguenther@suse.de>
10700 PR tree-optimization/40389
10701 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10702 to addressable types.
10703 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10705 2009-06-17 Richard Guenther <rguenther@suse.de>
10707 PR middle-end/40460
10708 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10709 if there is no evolution of left in the loop bail out.
10710 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10711 chrec_fold_multiply.
10713 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10714 Janis Johnson <janis187@us.ibm.com>
10717 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10718 for the symbol ref of a constant that is the source of a move
10719 - nor for any other not-obvious-label-ref constants.
10721 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10723 * plugin.c (position_pass): Skip newly inserted pass during list
10724 traversal to avoid repeated insertion.
10726 2009-06-16 Ian Lance Taylor <iant@google.com>
10728 * vec.h (VEC_stack_alloc): Define different version if
10729 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10730 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10731 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10732 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10734 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10736 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10738 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10739 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10740 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10741 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10742 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10743 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10744 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10745 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10746 __builtin_ia32_rdtscp.
10747 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10748 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10749 and __builtin_ia32_rorhi.
10750 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10751 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10752 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10753 (ix86_expand_args_builtin): Likewise.
10754 (ix86_expand_special_args_builtin): Likewise.
10756 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10757 (UNSPECV_RDTSC): Likewise.
10758 (UNSPECV_RDPMC): Likewise.
10759 (*bsr): Renamed to ...
10761 (*bsr_rex64): Renamed to ...
10764 (*rdpmc): Likewise.
10765 (*rdpmc_rex64): Likewise.
10767 (*rdtsc): Likewise.
10768 (*rdtsc_rex64): Likewise.
10769 (rdtscp): Likewise.
10770 (*rdtscp): Likewise.
10771 (*rdtscp_rex64): Likewise.
10773 * config/i386/ia32intrin.h: New.
10775 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10777 2009-06-16 Ian Lance Taylor <iant@google.com>
10779 * ira-build.c (copy_info_to_removed_store_destinations):
10780 Initialize parent_a.
10782 2009-06-16 Ian Lance Taylor <iant@google.com>
10784 * c-decl.c (grokdeclarator): Change size_varies to bool.
10786 2009-06-16 Ian Lance Taylor <iant@google.com>
10788 * sel-sched.c: Make forward declarations of move_op_hooks and
10789 fur_hooks explicitly extern.
10791 2009-06-16 Ian Lance Taylor <iant@google.com>
10793 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10794 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10796 2009-06-16 Ian Lance Taylor <iant@google.com>
10798 * resource.c (mark_referenced_resources): Change
10799 include_delayed_effects parameter to bool. Change all callers.
10800 (mark_end_of_function_resources): Likewise.
10801 * reorg.c (insn_references_resource_p): Likewise.
10802 (insn_sets_resource_p): Likewise.
10803 * resource.h (mark_referenced_resources): Update declaration.
10804 (mark_end_of_function_resources): Update declaration.
10806 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10808 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10810 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10812 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10813 GCC can bootstrap on AIX with GNU Binutils 2.20.
10815 2009-06-16 Ian Lance Taylor <iant@google.com>
10817 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10819 2009-06-16 Ian Lance Taylor <iant@google.com>
10821 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10822 inline, not extern inline.
10823 (exact_log2): Likewise.
10824 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10826 (exact_log2): Likewise, but don't test CTZ_HWI.
10828 2009-06-16 Ian Lance Taylor <iant@google.com>
10830 * bitmap.c (bitmap_clear): Don't declare as inline.
10831 * gimple.c (gimplify_assign): Likewise.
10832 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10833 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10834 (sched_scan_info): Remove duplicate definition.
10836 2009-06-16 Ian Lance Taylor <iant@google.com>
10838 * c-common.c (skip_evaluation): Don't define.
10839 (c_inhibit_evaluation_warnings): Define global variable.
10840 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10841 than skip_evaluation.
10842 (convert_and_check, warn_for_div_by_zero): Likewise.
10843 * c-common.h (skip_evaluation): Don't declare.
10844 (c_inhibit_evaluation_warnings): Declare.
10845 * c-parser.c (c_parser_typeof_specifier): Set
10846 c_inhibit_evaluation_warnings rather than skip_evaluation.
10847 (c_parser_conditional_expression): Likewise.
10848 (c_parser_binary_expression): Likewise.
10849 (c_parser_sizeof_expression): Likewise.
10850 (c_parser_alignof_expression): Likewise.
10851 * c-typeck.c (build_indirect_ref): Check
10852 c_inhibit_evaluation_warnings rather than skip_evaluation.
10853 (build_conditional_expr, build_binary_op): Likewise.
10855 2009-06-16 Richard Guenther <rguenther@suse.de>
10857 * tree-ssa-alias.c (is_escape_site): Remove.
10858 * tree-ssa-alias.h (enum escape_type): Remove.
10859 (is_escape_site): Likewise.
10860 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10861 via casts and asms without deferring to is_escape_site.
10863 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10865 PR middle-end/40446
10866 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10867 use gen_lowpart if op0 has complex mode.
10869 2009-06-16 Richard Guenther <rguenther@suse.de>
10871 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10872 variables add them to ESCAPED.
10873 (find_func_aliases): Do not make all indirectly stored values escaped.
10875 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10877 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10878 make_decl_one_only.
10880 2009-06-16 Martin Jambor <mjambor@suse.cz>
10882 PR tree-optimization/40432
10883 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10884 check whether we need to force gimple register operand.
10886 2009-06-16 Martin Jambor <mjambor@suse.cz>
10888 PR tree-optimization/40413
10889 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10890 build_ref_for_offset.
10891 (propagate_subacesses_accross_link): Fix a typo in a comment.
10893 2009-06-16 Ira Rosen <irar@il.ibm.com>
10895 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10896 with additional parameter.
10897 * tree-vectorizer.h (enum vect_def_type): Add new value
10899 (enum vect_relevant): Add comments.
10900 (vect_is_simple_reduction): Add new argument.
10901 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10902 Detect nested cycles.
10903 (vect_is_simple_reduction): Update documentation, add an argument to
10904 distinguish inner-loop reduction from nested cycle, detect nested
10905 cycles, fix printings and indentation, don't swap operands in case
10907 (get_initial_def_for_reduction): Handle subtraction.
10908 (vect_create_epilog_for_reduction): Add new argument to specify
10909 reduction variable.
10910 (vect_finalize_reduction): Handle subtraction, fix comments.
10911 (vectorizable_reduction): Handle nested cycles. In case of nested
10912 cycle keep track of the reduction variable position. Call
10913 vect_is_simple_reduction with additional parameter. Use original
10914 statement code in reduction epilogue for nested cycle. Call
10915 vect_create_epilog_for_reduction with additional parameter.
10916 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10917 inner-loop vectorization.
10918 (vect_recog_widen_sum_pattern): Likewise.
10919 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10921 (vect_mark_stmts_to_be_vectorized): Likewise.
10922 (vect_get_vec_def_for_operand): Handle nested cycles.
10924 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10926 * doc/invoke.texi (Debugging Options): Fix option index entries
10927 for -fdump-statistics, -frandom-seed add entries for
10928 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10929 (FRV Options): Fix entries for -mTLS, -mtls.
10930 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10931 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10932 (M68hc1x Options): Fix @itemx for -mnominmax.
10933 (MCore Options): Fix entry for -mno-lsim.
10934 (MMIX Options): Fix entry for -mabi=mmixware.
10935 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10937 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10939 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10940 Mention the plugin mode of gengtype.
10941 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10942 * gengtype.c: Updated copyright.
10943 (plugin_files, nb_plugin_files) Added new static variables.
10944 (measure_input_list) Care about plugin_files.
10945 (write_rtx_next): Added early return in plugin mode.
10946 (create_file): Updated copyright year in generated file. Added
10948 (oprintf): Added early return if NULL outf.
10949 (get_output_file_with_visibility): Care of plugin_files.
10950 (get_output_file_name): May return null.
10951 (write_local): Added early return.
10952 (put_mangled_filename): Ditto.
10953 (finish_root_table): Added check for base_files.
10954 (write_roots): Care about null when plugins.
10955 (main): Added plugin mode.
10957 2009-06-15 Ian Lance Taylor <iant@google.com>
10959 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10960 * gcov.c (read_count_file): Add braces around variables declared
10963 * c.opt (Wjump-misses-init): New warning.
10964 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10965 -Wall and -Wc++-compat if not already set.
10966 (c_common_post_options): Clear warn_jump_misses_init if it was not
10968 * c-decl.c (struct c_binding): Change type field to a union with
10969 new label field. Make it the first field in the struct. Update
10970 references to type to use u.type instead.
10971 (struct c_spot_bindings): Define.
10972 (struct c_goto_bindings): Define.
10973 (c_goto_bindings_p): Define, along with VECs.
10974 (struct c_label_vars): Define.
10975 (struct c_scope): Add has_label_bindings field.
10976 (bind_label, set_spot_bindings): New static functions.
10977 (decl_jump_unsafe, update_spot_bindings): New static functions.
10978 (update_label_decls): New static function.
10979 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10980 Update binding u.label field to shadowed field.
10981 (c_binding_start_stmt_expr): New function.
10982 (c_binding_end_stmt_expr): New function.
10983 (pushdecl): Don't call c_begin_vm_scope.
10984 (make_label): Add defining and p_label_vars parameters. Change
10986 (lookup_label): Correct test for whether a label has not yet been
10987 defined. Call bind_label rather than bind.
10988 (warn_about_goto): New static function.
10989 (lookup_label_for_goto): New function.
10990 (declare_label): Call bind_label rather than bind.
10991 (check_earlier_gotos): New static function.
10992 (define_label): Don't give errors about jumping into statement
10993 expressions or scopes of variably modified types. Call
10994 set_spot_bindings and check_earlier_gotos. Call bind_label
10995 instead of bind. Don't set label_context_stack_se or
10996 label_context_stack_vm.
10997 (c_get_switch_bindings): New function.
10998 (c_release_switch_bindings): New function.
10999 (c_check_switch_jump_warnings): New function.
11000 (start_function): Don't set label_context_stack_se or
11001 label_context_stack_vm.
11002 (finish_function): Likewise.
11003 * c-typeck.c (label_context_stack_se): Don't define.
11004 (label_context_stack_vm): Don't define.
11005 (c_finish_goto_label): Call lookup_label_for_goto rather than
11006 lookup_label. Don't give errors about jumping into a statement
11007 expression or the scope of a variably modified type. Don't set
11008 label_context_stack_se or label_context_stack_vm.
11009 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
11010 fields. Add bindings field.
11011 (c_start_case): Don't set deleted fields. Set bindings field.
11012 (do_case): Rework order of tests. Don't check blocked_stmt_expr
11013 or blocked_vm. Call c_check_switch_jump_warnings.
11014 (c_finish_case): Don't test blocked_stmt_expr field. Call
11015 c_release_switch_bindings.
11016 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
11017 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11018 set label_context_stack_se. Call c_bindings_start_stmt_expr.
11019 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
11020 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11021 set label_context_stack_se. Call c_bindings_end_stmt_expr.
11022 (c_begin_vm_scope, c_end_vm_scope): Don't define.
11023 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
11024 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
11025 (C_DECL_UNJUMPABLE_VM): Don't define.
11026 (C_DECL_UNDEFINABLE_VM): Don't define.
11027 (struct c_label_list): Don't define.
11028 (struct c_label_context_se): Don't define.
11029 (struct c_label_context_vm): Don't define.
11030 (struct c_spot_bindings): Declare.
11031 (c_bindings_start_stmt_expr): Declare.
11032 (c_bindings_end_stmt_expr): Declare.
11033 (lookup_label_for_goto): Declare.
11034 (c_get_switch_bindings, c_release_switch_bindings): Declare.
11035 (c_check_switch_jump_warnings): Declare.
11036 (label_context_stack_se, label_context_stack_vm): Don't declare.
11037 (c_finish_goto_label): Update declaration.
11038 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
11039 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
11040 (Warning Options): Document -Wjump-misses-init.
11042 2009-06-15 Jakub Jelinek <jakub@redhat.com>
11044 * tree-object-size.c (addr_object_size): Fix a pasto in the last
11047 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11049 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
11051 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11053 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
11055 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11057 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
11059 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11061 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
11062 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
11063 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
11064 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
11065 * dwarf2asm.c (dw2_force_const_mem): Update call to
11066 make_decl_one_only.
11067 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
11068 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
11069 * langhooks.c (lhd_comdat_group): Remove.
11070 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11071 * tree.h (DECL_COMDAT_GROUP): New.
11072 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11073 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11074 (make_decl_one_only): Change signature.
11075 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11076 make_decl_one_only.
11077 (make_decl_one_only): Change signature.
11078 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11080 2009-06-15 Richard Guenther <rguenther@suse.de>
11082 PR middle-end/40439
11083 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11085 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11087 * tree-ssa-math-opts.c: Remove extra divide.
11089 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11091 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11093 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11095 * passes.c: Add bswap pass.
11096 * tree-pass.h: Add pass_optimize_bswap declaration.
11097 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11098 Include rtl.h, expr.h and optabs.h for optab_handler check.
11099 (struct symbolic_number, pass_optimize_bswap): New definition.
11100 (do_shift_rotate, verify_symbolic_number_p): New functions.
11101 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11102 (gate_optimize_bswap): New function.
11103 * tree.c (widest_int_cst_value): New function.
11104 * tree.h (widest_int_cst_value): Prototype added.
11106 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11108 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11109 REG_EQUAL/REG_EQUIV notes.
11111 2009-06-14 Richard Guenther <rguenther@suse.de>
11113 PR middle-end/40389
11114 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11115 has its address taken if NRV was applied and it is addressable.
11116 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11117 function split out from ...
11118 (get_constraint_for_1): ... here.
11119 (handle_rhs_call): Use it to mark the return slot escaped if
11120 it is addressable and NRV was applied.
11122 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11124 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11125 Change first argument type to location_t.
11126 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11127 Do not set input_location.
11128 Use loc instead of input_location throughout.
11130 2009-06-13 Richard Guenther <rguenther@suse.de>
11132 PR tree-optimization/40421
11133 * tree-predcom.c (should_unroll_loop_p): Remove.
11134 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11136 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11138 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11139 Add location argument.
11141 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11143 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11145 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11146 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11147 * config/spu/spu-protos.h: Add location to
11148 spu_resolve_overloaded_builtin.
11149 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11150 spu_build_builtin_va_list.
11151 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11152 argument. Pass location to build_function_call_vec.
11153 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11155 (emit_fpu_switch): Same.
11156 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11157 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11158 to build_decl and create_artificial_label.
11159 (xtensa_gimplify_va_arg_expr): Same.
11160 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11161 (xstormy16_gimplify_va_arg_expr): Same.
11162 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11163 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11164 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11165 (mips16_build_function_stub): Same.
11166 (mips16_build_call_stub): Same.
11168 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11171 * arm/constraints.md (Pa, Pb): New constraints.
11172 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11173 split pattern to deal with them.
11175 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11177 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11178 fix index entry for -Xpreprocessor.
11180 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11182 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11183 Add location argument to build_decl call.
11184 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11185 (rs6000_init_builtins): Same.
11186 (spe_init_builtins): Same.
11187 (rs6000_gimplify_va_arg): Add location argument to
11188 create_artificial_label call.
11190 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11192 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11193 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11194 * Makefile.in: Fix GGC dependency for gcse.o.
11196 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11198 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11199 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11200 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11202 * c-parser.c (c_parser_binary_expression): Use current column while
11203 building binary operations.
11204 * common.opt (fshow-column): Enable by default.
11205 * tree-vrp.c (check_array_ref): Use warning_at.
11206 (check_array_bounds): Use location from call back if expr has no
11208 * tree.h: Add location argument to maybe_fold_*.
11209 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11210 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11211 (maybe_fold_offset_to_component_ref): Same.
11212 (maybe_fold_offset_to_reference): Same.
11213 (maybe_fold_offset_to_address): Same.
11214 (maybe_fold_stmt_indirect): Same.
11215 (maybe_fold_stmt_addition): Same.
11216 (fold_stmt_r): Pass location to maybe_fold_*.
11217 (fold_gimple_assign): Same.
11218 * c-tree.h: Add location argument to finish_decl,
11219 default_function_array_conversion, store_init_value.
11220 * c-decl.c (define_label): Use error_at.
11221 (c_make_fname_decl): Pass location to finish_decl.
11222 (finish_decl): New location argument.
11223 (build_compound_literal): Pass location to store_init_value.
11224 (grokdeclarator): Pass location to finish_decl.
11226 * c-typeck.c (array_to_pointer_conversion): New location argument.
11227 (function_to_pointer_conversion): Same.
11228 (default_function_array_conversion): Same.
11229 (parser_build_unary_op): Pass location to overflow_warning.
11230 (parser_build_binary_op): Same. Use warning_at.
11231 (build_unary_op): Pass location to array_to_pointer_conversion.
11232 (build_c_cast): Pass location to digest_init.
11233 (build_modify_expr): New location argument.
11234 (convert_for_assignment): Same.
11235 (store_init_value): Same.
11236 (digest_init): Same.
11237 (output_init_element): Pass location to digest_init and
11238 array_to_pointer_conversion.
11239 (c_finish_return): Pass location to convert_for_assignment.
11240 * gimplify.c (gimplify_conversion): Pass location to
11241 maybe_fold_offset_to_address.
11242 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11243 to maybe_fold_stmt_addition.
11244 * c-omp.c (c_finish_omp_atomic): Pass new location to
11246 (c_finish_omp_for): Same.
11247 * c-common.c (overflow_warning): New argument.
11248 * c-common.h: New argument to build_modify_expr, overflow_warning.
11249 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11251 (c_parser_initializer): Pass location to
11252 default_function_array_conversion.
11253 (c_parser_initelt): Same.
11254 (c_parser_initval): Same.
11255 (c_parser_asm_operands): Same.
11256 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11257 (c_parser_conditional_expression): Same.
11258 (c_parser_binary_expression): Add location info to stack. Use it.
11259 (c_parser_unary_expression): Pass location to
11260 default_function_array_conversion, parser_build_unary_op,
11261 build_indirect_ref, c_parser_postfix_expression_after_primary.
11262 (c_parser_postfix_expression_after_primary): New location argument.
11264 (c_parser_expression_conv): Pass location to
11265 default_function_array_conversion.
11266 (c_parser_expr_list): Same.
11267 (c_parser_omp_atomic): Same.
11268 (c_parser_omp_for_loop): Same.
11269 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11270 (build_array_declarator): New argument.
11271 * c-decl.c (build_array_declarator): Add location argument.
11272 (grokdeclarator): Set id_loc for cdk_array.
11273 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11274 build_array_declarator.
11275 * tree.c (build_omp_clause): Add location argument.
11276 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11277 (OMP_CLAUSE_LOCATION): New macro.
11278 (struct tree_omp_clause): Add location field.
11279 (build_omp_clause): Add argument.
11280 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11281 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11283 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11284 (cp_parser_omp_clause_collapse): Same.
11285 (cp_parser_omp_clause_default): Same.
11286 (cp_parser_omp_clause_if): Same.
11287 (cp_parser_omp_clause_nowait): Same.
11288 (cp_parser_omp_clause_num_threads): Same.
11289 (cp_parser_omp_clause_ordered): Same.
11290 (cp_parser_omp_clause_schedule): Same.
11291 (cp_parser_omp_clause_untied): Same.
11292 (cp_parser_omp_for_loop): Same.
11293 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11294 * c-tree.h (c_start_case): Add location argument.
11295 (c_process_expr_stmt): Same.
11296 (c_finish_goto_*): Same.
11297 * tree-parloops.c (initialize_reductions): Pass location to
11299 (create_parallel_loop): Same.
11300 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11301 (gfc_trans_omp_reduction_list): Same.
11302 (gfc_trans_omp_clauses): Same.
11303 (gfc_trans_omp_do): Same.
11304 * c-typeck.c (c_finish_goto_label): Same.
11305 (c_finish_goto_ptr): New location argument.
11306 (c_start_case): Same.
11307 (emit_side_effect_warnings): Same.
11308 (c_process_expr_stmt): Same.
11309 (c_finish_stmt_expr): Same.
11310 (c_finish_omp_clauses): Use error_at instead of error.
11311 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11313 * c-omp.c (c_split_parallel_clauses): New location argument.
11314 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11315 to build_omp_clause.
11316 (convert_local_reference_stmt): Same.
11317 (convert_gimple_call): Same.
11318 * c-common.h (c_split_parallel_clauses): New argument.
11319 * c-parser.c (c_parser_statement_after_labels): Pass location to
11320 c_finish_goto_label.
11321 (c_parser_switch_statement): Pass location to c_start_case.
11322 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11323 and c_process_expr_stmt.
11324 (c_parser_omp_variable_list): Add location argument.
11325 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11326 (c_parser_omp_clause_default): Same.
11327 (c_parser_omp_clause_if): Same.
11328 (c_parser_omp_clause_num_threads): Same.
11329 (-c_parser_omp_clause_ordered): Same.
11330 (c_parser_omp_clause_reduction): Pass location to
11331 c_parser_omp_variable_list.
11332 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11333 (c_parser_omp_clause_untied): Same.
11334 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11335 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11337 * c-tree.h (check_for_loop_decls, undeclared_variable,
11338 build_component_ref, build_array_ref, build_external_ref,
11339 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11340 build_conditional_expr, build_compound_expr, c_cast_expr,
11341 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11342 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11344 * c-semantics.c (build_stmt): Same.
11345 (build_case_label): Same.
11346 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11347 (undeclared_variable): New argument.
11348 (make_label): Same.
11349 (lookup_label): Pass location on down.
11350 (define_label): Same.
11351 (finish_decl): Same.
11352 (build_compound_literal): Same.
11353 (finish_struct): Same.
11354 (finish_function): Do not set location here.
11355 (check_for_loop_decls): New argument.
11356 * tree.c (save_expr): Set location.
11357 (build_empty_stmt): New argument.
11358 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11359 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11360 * builtins.c (gimplify_va_arg_expr): Use locations.
11361 (expand_builtin_sync_operation): Same.
11362 * c-typeck.c (build_component_ref): New argument.
11363 (build_array_ref): Same.
11364 (build_external_ref): Same.
11365 (c_expr_sizeof_expr): Same.
11366 (c_expr_sizeof_type): Same.
11367 (parser_build_unary_op): Same.
11368 (build_conditional_expr): Same.
11369 (build_compound_expr): Pass location on down.
11370 (build_compound_expr): New argument.
11371 (build_c_cast): Same.
11372 (c_cast_expr): Same.
11373 (build_asm_expr): Same.
11374 (c_finish_return): Same.
11375 (c_process_expr_stmt): Pass location on down.
11376 (c_finish_stmt_expr): New argument.
11377 (push_clenaup): Same.
11378 (c_finish_omp_parallel): Same.
11379 (c_finish_omp_task): Same.
11380 * gimplify.c (gimplify_call_expr): Pass location on down.
11381 * c-omp.c (c_finish_omp_master): New argument.
11382 (c_finish_omp_critical): Same.
11383 (c_finish_omp_ordered): Same.
11384 (c_finish_omp_barrier): Same.
11385 (-c_finish_omp_taskwait): Same.
11386 (c_finish_omp_atomic): Same.
11387 (c_finish_omp_flush): Same.
11388 * tree-inline.c (copy_tree_body_r): Pass location on down.
11389 (inline_forbidden_p): Remove use of input_location.
11390 * c-gimplify.c (c_build_bind_expr): New argument.
11391 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11392 (c_sizeof_or_alignof_type): New argument.
11393 (c_alignof_expr): Same.
11394 (build_va_arg): Same.
11395 (c_add_case_label): Same.
11396 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11397 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11398 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11399 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11400 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11401 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11403 * stub-objc.c (objc_build_selector_expr): Same.
11404 (objc_build_throw_stmt): Same.
11405 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11406 (c_parser_initelt): Same.
11407 (c_parser_compound_statement): Same.
11408 (c_parser_compound_statement_nostart): Same.
11409 (c_parser_label): Same.
11410 (c_parser_statement_after_labels): Same.
11411 (c_parser_if_body): Same.
11412 (c_parser_else_body): Same.
11413 (c_parser_if_statement): Same.
11414 (c_parser_switch_statement): Same.
11415 (c_parser_while_statement): Same.
11416 (c_parser_do_statement): Same.
11417 (c_parser_for_statement): Same.
11418 (c_parser_asm_statement): Same.
11419 (c_parser_conditional_expression): Same.
11420 (c_parser_binary_expression): Same.
11421 (c_parser_cast_expression): Same.
11422 (c_parser_unary_expression): Same.
11423 (c_parser_sizeof_expression): Same.
11424 (c_parser_alignof_expression): Same.
11425 (c_parser_postfix_expression): Same.
11426 (c_parser_expression): Same.
11427 (c_parser_objc_receiver): Same.
11428 (c_parser_omp_variable_list): Same.
11429 (c_parser_omp_structured_block): Same.
11430 (c_parser_omp_atomic): New argument.
11431 (c_parser_omp_barrier): Same.
11432 (c_parser_omp_critical): Same.
11433 (c_parser_omp_flush): Pass location on down.
11434 (c_parser_omp_for_loop): New argument.
11435 (c_parser_omp_for): Same.
11436 (c_parser_omp_master): Same.
11437 (c_parser_omp_ordered): Same.
11438 (c_parser_omp_sections_scope): Same.
11439 (c_parser_omp_sections): Same.
11440 (c_parser_omp_parallel): Same.
11441 (c_parser_omp_single): Same.
11442 (c_parser_omp_task): Same.
11443 (c_parser_omp_taskwait): Pass location on down.
11444 (c_parser_omp_construct): Same.
11445 (c_parser_omp_threadprivate): Same.
11446 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11447 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11448 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11449 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11450 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11451 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11452 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11453 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11454 config/i386/i386.c, stmt.c:
11455 Add location argument to the following function definitions and/or
11456 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11457 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11458 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11459 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11460 do_case, c_finish_bc_stmt, build_compound_literal,
11461 build_function_call.
11462 * c-decl.c (build_compound_literal): Add location argument.
11463 Make all diagnostic calls use location.
11464 (start_struct): Same.
11465 (finish_struct): Same.
11466 (start_enum): Same.
11467 (build_enumerator): Same.
11468 (start_function): Same.
11469 (grokdeclarator): Make all diagnostic calls use location.
11470 (store_parm_decls_oldstyle): Same.
11471 * c-typeck.c (build_function_call): Add location argument.
11472 Make all diagnostic calls use location.
11474 (c_finish_bc_stmt): Same.
11475 * tree-nested.c (get_trampoline_type): Add argument.
11476 Pass location to build_decl.
11477 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11478 * rtl.h (RTL_LOCATION): New.
11479 * c-common.c (c_add_case_label): Add location argument.
11480 Make all diagnostic calls use location.
11481 * c-common.h: Add location argument to make_fname_decl, do_case,
11482 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11483 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11484 Set it appropriately for every case. Pass enum_loc to start_enum
11485 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11487 (c_parser_struct_or_union_specifier): Save location. Use it for
11488 start_struct, finish_struct, and parser_xref_tag.
11490 2009-06-12 Ian Lance Taylor <iant@google.com>
11492 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11494 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11495 cpp_opts->warn_cxx_operator_names.
11497 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11500 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11501 is returns NULL and OP is a VCE, look through the VCE.
11503 2009-06-12 Ian Lance Taylor <iant@google.com>
11506 * collect2.c (main): Use CONST_CAST2 in code inside #if
11507 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11509 2009-06-12 Joey Ye <joey.ye@intel.com>
11511 PR middle-end/39146
11512 * cfgexpand.c (get_decl_align_unit): Update
11513 max_used_stack_slot_alignment with align instead of
11514 stack_alignment_needed.
11516 * function.c (assign_stack_local_1): Update
11517 max_used_stack_slot_alignment with alignment_in_bits instead
11518 of stack_alignment_needed.
11519 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11522 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11524 * dwarf2out.c (last_var_location_insn): New variable.
11525 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11526 (dwarf2out_var_location): Don't record anything after last real
11527 insn. Only change labels if there were any real instructions
11528 in between last note and this one, or if changed sections.
11530 2009-06-11 Richard Henderson <rth@redhat.com>
11532 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11533 note when storing the frame pointer in a register.
11534 (FRP): Don't redefine to nothing for epilogue.
11535 (alpha_expand_epilogue): Mark register and sp restores.
11536 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11538 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11539 when gen_lowpart is needed.
11541 2009-06-11 Richard Henderson <rth@redhat.com>
11543 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11545 * dwarf2out.c (need_data_align_sf_opcode): New.
11546 (div_data_align): Move earlier.
11547 (def_cfa_1, reg_save): Use it.
11549 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11551 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11552 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11553 (ix86_handle_option): Handle OPT_mcrc32.
11554 (ix86_target_string): Add -mcrc32.
11555 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11557 * config/i386/i386.h (TARGET_CRC32): New.
11559 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11560 (sse4_2_crc32di): Likewise.
11562 * config/i386/i386.opt (mcrc32): New.
11564 * doc/invoke.texi: Document -mcrc32.
11566 2009-06-11 Richard Henderson <rth@redhat.com>
11568 * common.opt (gdwarf-): Accept a version number.
11569 * doc/invoke.texi (gdwarf-): Update docs.
11570 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11571 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11572 version level, and record it.
11574 * dwarf2.h (DW_CIE_VERSION): Remove.
11575 * dwarf2out.c (DWARF_VERSION): Remove.
11576 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11577 (output_call_frame_info): Use CIE version 3 for dwarf3,
11578 or if the return register column is out of range for version 1.
11579 (dwarf_stack_op_name): Add all dwarf3 values.
11580 (DEBUG_PUBTYPES_SECTION): New.
11581 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11582 encoding change for dwarf3.
11583 (output_die) [dw_val_class_die_ref]: Likewise.
11584 (output_compilation_unit_header): Emit correct version for dwarf3.
11585 (output_line_info): Likewise.
11586 (output_pubnames): Update for DWARF_VERSION removal.
11587 (output_aranges): Likewise.
11588 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11589 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11590 (dwarf2out_finish): Likewise.
11592 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11594 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11597 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11600 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11601 * builtins.c (expand_builtin_unreachable): New function.
11602 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11603 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11604 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11606 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11607 searching for missing barriers.
11609 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11611 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11612 when -fprofile-generate* was passed.
11613 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11615 2009-06-11 Anthony Green <green@moxielogic.com>
11617 * config/moxie/moxie.md: Define length attribute for all instructions.
11619 (*b<cond:code>): Support limited branch ranges for new PC-relative
11620 branch instructions.
11621 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11623 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11625 * config/i386/i386.c (min_insn_size): Use get_attr_length
11626 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11627 For __asm return 0.
11629 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11630 instead of emit_insn_before.
11632 2009-06-10 Ian Lance Taylor <iant@google.com>
11635 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11638 2009-06-10 Revital Eres <eres@il.ibm.com>
11640 * passes.c (init_optimization_passes): Reschedule
11641 predictive-commoning pass before complete unroll pass.
11643 2009-06-10 Martin Jambor <mjambor@suse.cz>
11645 * cgraph.c (cgraph_node_can_be_local_p): New function.
11646 (cgraph_make_node_local): New function.
11647 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11648 (cgraph_make_node_local): Declare.
11650 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11652 * tree.h (tree_base): Add packed_flag and user_align fields.
11653 Decrease size of spare field.
11654 (TYPE_USER_ALIGN): Use user_align from tree_base.
11655 (DECL_USER_ALIGN): Likewise.
11656 (TYPE_PACKED): Use packed_flag from tree_base.
11657 (DECL_PACKED): Likewise.
11658 (tree_type): Delete packed_flag and user_align fields. Widen
11659 precision field. Widen mode field and shuffle fields to align
11660 mode on an 8-bit boundary.
11661 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11662 Renumber decl_flag_* fields. Fix comments. Widen
11663 decl_common_unused field.
11664 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11665 (DECL_EXTERNAL): Likewise.
11666 (DECL_BIT_FIELD): Likewise.
11667 (DECL_NONADDRESSABLE_P): Likewise.
11668 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11669 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11671 2009-06-10 Ian Lance Taylor <iant@google.com>
11673 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11674 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11675 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11676 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11677 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11678 DEF_VEC_ALLOC_FUNC_P.
11679 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11680 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11681 DEF_VEC_ALLOC_FUNC_O.
11682 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11683 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11684 DEF_VEC_ALLOC_FUNC_I.
11685 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11686 (vec_stack_p_reserve_exact_1): Declare.
11687 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11688 (vec_stack_free): Declare.
11689 (VEC_stack_alloc): Define.
11690 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11691 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11692 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11693 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11695 (stack_vecs): New static variable.
11696 (vec_stack_p_reserve_exact_1): New function.
11697 (vec_stack_o_reserve_1): New static function.
11698 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11699 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11700 (vec_stack_free): New function.
11701 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11702 (VEC_df_ref_stack_alloc): Define.
11703 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11704 DEF_VEC_ALLOC_P_STACK.
11705 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11706 (struct df_collection_rec): Change _vec fields to VEC. Remove
11708 (df_free_collection_rec): Adjust for new fields.
11709 (df_insn_rescan): Use new df_collection_rec fields.
11710 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11711 (df_ref_create_structure, df_ref_record): Likewise.
11712 (df_get_conditional_uses, df_get_call_refs): Likewise.
11713 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11714 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11715 (df_record_exit_block_uses, df_bb_verify): Likewise.
11716 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11717 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11718 Remove count parameter. Change return type to void. Change all
11720 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11721 Remove count parameter. Change return type to void. Change all
11723 (df_install_refs): Change old_vec parameter to VEC. Remove count
11724 parameter. Change all callers.
11725 (df_install_mws): Change old_vec parameter to VEC. Remove count
11726 parameter. Change all callers.
11727 (df_refs_verify): Change new_rec parameter to VEC. Change call
11729 (df_mws_verify): Likewise.
11731 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11733 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11735 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11737 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11739 2009-06-10 Anthony Green <green@moxielogic.com>
11741 * config/moxie/crti.asm: New file.
11742 * config/moxie/crtn.asm: New file.
11743 * config/moxie/moxie.c: New file.
11744 * config/moxie/moxie.h: New file.
11745 * config/moxie/sfp-machine.h: New file.
11746 * config/moxie/moxie-protos.h: New file.
11747 * config/moxie/t-moxie: Created.
11748 * config/moxie/t-moxie-softfp: Created.
11749 * config/moxie/moxie.md: Created.
11750 * config/moxie/constraints.md: Created.
11751 * config.gcc: Add moxie support.
11752 * doc/md.texi (Machine Constraints): Add moxie constraints.
11753 * doc/contrib.texi (Contributors): Mention moxie port.
11754 * doc/install.texi (Specific): Mention the moxie port.
11756 2009-06-09 Ian Lance Taylor <iant@google.com>
11758 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11759 compiling with C++.
11760 * optabs.c (optab_table): Only use designated initializers if
11761 HAVE_DESIGNATED_INITIALIZERS is defined.
11762 (convert_optab_table): Likewise.
11763 (init_optabs): Always call init_insn_codes if
11764 HAVE_DESIGNATED_INITIALIZERS is not defined.
11766 2009-06-09 Ian Lance Taylor <iant@google.com>
11768 * targhooks.c (default_builtin_vectorized_function): Change fn
11769 parameter to unsigned int.
11770 (default_builtin_vectorized_conversion): Change code parameter to
11772 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11773 * targhooks.h: Update declarations.
11774 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11775 parameter to unsigned int.
11777 * c-typeck.c (comptypes_check_enum_int): New static function.
11778 (comptypes_internal): Add enum_and_int_p parameter. Change all
11780 (comp_target_types): Add location parameter. Change all callers.
11781 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11782 Change all callers.
11783 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11784 (build_conditional_expr): Add colon_loc parameter. Change all
11786 (convert_for_assignment): Add location parameter. Change all callers.
11787 * c-parser.c (c_parser_conditional_expression): Pass location of
11788 colon to build_conditional_expr.
11789 * c-tree.h (build_conditional_expr): Update declaration.
11791 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11793 * graphite.c: Revert previous patch.
11795 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11798 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11800 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11802 * tree-ssa-loop-prefetch.c
11803 (loop_prefetch_arrays): Fixed a portability problem in printf format
11806 2009-06-09 Martin Jambor <mjambor@suse.cz>
11808 PR tree-optimization/40351
11809 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11810 refrence to a potential artifical subaccess can be constructed.
11812 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11814 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11815 (sh_override_options): Likewise.
11816 * config/sh/sh.c: Include params.h.
11817 (sh_optimization_options): New.
11818 (sh_override_options): Likewise.
11819 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11820 (OVERRIDE_OPTIONS): Use sh_override_options.
11822 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11824 * dwarf2out.c (emit_cfa_remember): New variable.
11825 (add_fde_cfi): If emit_cfa_remember, recurse to add
11826 DW_CFA_remember_state first.
11827 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11828 instead just set emit_cfa_remember.
11830 2009-06-08 Jan Hubicka <jh@suse.cz>
11833 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11835 2009-06-08 Jan Hubicka <jh@suse.cz>
11837 PR middle-end/39834
11838 * cgraphunit.c (save_inline_function_body): Do not copy transform
11839 hooks for saved inline bodies.
11840 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11841 for given function.
11843 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11845 * jump.c (returnjump_p): Handle delayed branches. Add missing
11848 2009-06-08 Jan Hubicka <jh@suse.cz>
11850 PR middle-end/40102
11851 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11852 original node might've been modified.
11853 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11855 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11857 * tree-object-size.c (addr_object_size): Add OSI argument.
11858 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11859 (compute_builtin_object_size, expr_object_size): Adjust callers.
11860 (plus_stmt_object_size): Call addr_object_size instead of
11861 compute_builtin_object_size.
11863 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11864 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11866 * tree-ssa-loop-prefetch.c
11867 (gather_memory_references): Introduced a counter for the number of
11869 (anything_to_prefetch_p): Introduced a counter for the number of
11871 (is_loop_prefetching_profitable): New function with a cost model
11873 (loop_prefetch_arrays): Use the new cost model to determine if
11874 prefetching is profitable.
11875 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11876 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11877 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11878 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11879 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11880 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11882 2009-06-08 Michael Matz <matz@suse.de>
11885 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11886 partitions use the same.
11887 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11888 for basevars of SSA_NAMEs.
11889 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11890 to not expand them twice.
11891 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11894 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11896 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11897 (fdump-final-insns=, gtoggle): New.
11898 * doc/invoke.texi: Document them.
11899 * final.c (rest_of_clean_state): Dump final insn stream.
11900 * gcc.c (invoke_as): Hook in -fcompare-debug.
11901 (static_spec_functions): Add compare-debug-dump-opt,
11902 compare-debug-self-opt and compare-debug-auxbase-opt.
11903 (compare_debug, compare_debug_second, compare_debug_opt): New.
11904 (switches_debug_check, n_switches_debug_check): New.
11905 (debug_auxbase_opt, debug_check_temp_file): New.
11906 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11908 (do_self_spec): Handle arguments after switches.
11909 (do_spec_1): Add .gk extension to temp file basenames for compare.
11910 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11911 (cc1_options): Use it instead of normal auxbase computation for
11912 the second compare-debug compilation.
11913 (compare_files): New.
11914 (main): Set up and implement compare debug mode.
11915 (compare_debug_dump_opt_spec_function): New.
11916 (compare_debug_self_opt_spec_function): New.
11917 (compare_debug_auxbase_opt_spec_function): New.
11918 * toplev.c (process_options): Handle flag_gtoggle,
11919 flag_dump_final_insns.
11920 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11921 during -fcompare-debug-second compilation.
11923 2009-06-07 Ian Lance Taylor <iant@google.com>
11925 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11926 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11928 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11929 with no default node. Change warning with %H to warning_at.
11930 Don't clear warn_switch around case checking.
11931 * doc/invoke.texi (Warning Options): Clarify distinction between
11932 -Wswitch and -Wswitch-enum.
11934 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11936 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11938 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11940 * gbl-ctors.h: Add header guard.
11942 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11944 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11945 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11946 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11947 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11948 prototypes for removed functions.
11949 (expressions_equal_p): Move to ...
11950 * tree-ssa-sccvn.h: ... here and ...
11951 * matrix-reorg.c: ... adjust includes.
11953 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11955 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11957 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11959 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11960 (finish_function): Remove erroneous whitespace.
11962 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11964 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11965 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11967 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11969 * errors.c (internal_error): Commentary typo fix.
11970 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11971 * tree-ssa-pre.c: Ditto.
11973 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11975 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11976 them is supposed to hold actual statements.
11978 2009-06-06 Ian Lance Taylor <iant@google.com>
11980 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11981 empty statements can now have attributes.
11983 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11985 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11986 * config/mips/mips.md: Ditto.
11988 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11990 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11992 (__eabi_uconvert): Likewise.
11994 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11996 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11997 CFI_* definitions with IN_GCC.
11999 2009-06-05 David Edelsohn <edelsohn@gnu.org>
12001 * xcoffout.h (xcoffout_source_line): Update prototype.
12003 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12005 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
12006 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
12008 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12010 PR middle-end/40340
12011 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
12012 inlined_function_outer_scope_p blocks for artificial inlines
12014 * tree.c (tree_nonartificial_location): Rewrite using
12015 block_nonartificial_location.
12017 2009-06-05 Revital Eres <eres@il.ibm.com>
12018 Leehod Baruch <leehod@il.ibm.com>
12020 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
12021 (expand_expr_real_1): Remove comment.
12022 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12023 Vectorize misaligned access when the target supports it.
12024 (vect_supportable_dr_alignment): Check for unaligned access support.
12025 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
12028 2009-06-05 Julian Brown <julian@codesourcery.com>
12030 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
12031 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
12033 2009-06-05 Richard Guenther <rguenther@suse.de>
12036 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
12037 as possibly unused.
12039 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12041 * config/s390/s390.c (global_not_special_regno_p): New static inline.
12042 (save_gprs): Don't tell unwinder when a global register is saved.
12043 (s390_emit_epilogue): Emit needed epilogue unwind info.
12045 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12047 * dwarf2out.c (deferred_asm_name): New.
12048 (add_name_and_src_coords_attributes): Defer creation of
12049 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
12051 (move_linkage_attr): New.
12052 (dwarf2out_finish): Revisit deferrals and emit attributes at the
12055 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12057 * tree-nested.c (finalize_nesting_tree_1): Declare the
12058 frame_decl in the binding tree.
12060 2009-06-04 Cary Coutant <ccoutant@google.com>
12062 * basic-block.h (struct basic_block_def): Add discriminator field.
12063 * dbxout.c (dbxout_source_line): Add new parameter. Change all
12065 * debug.c (do_nothing_debug_hooks): Add additional entry.
12066 (debug_nothing_int_charstar_int): New function.
12067 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
12068 (debug_nothing_int_charstar_int): New declaration.
12069 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
12070 discriminator value in .loc directive.
12071 * final.c (last_discriminator): New variable.
12072 (discriminator): New variable.
12073 (final_start_function): Initialize above variables, pass current
12074 discriminator to debug hook.
12075 (notice_source_line): Check for discriminator change.
12076 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12077 * sdbout.c (sdbout_source_line): New parameter.
12078 * tree-cfg.c (struct locus_discrim_map): New structure type.
12079 (discriminator_per_locus): New hash table.
12080 (build_gimple_cfg): Allocate and free discriminator hash table.
12081 (make_edges): Call assign_discriminator.
12082 (locus_map_hash): New function.
12083 (locus_map_eq): New function.
12084 (next_discriminator_for_locus): New function.
12085 (same_line_p): New function.
12086 (assign_discriminator): New function.
12087 (make_cond_expr_edges): Call assign_discriminator.
12088 (make_gimple_switch_edges): Likewise.
12089 (first_non_label_stmt): New function.
12090 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12092 * xcoffout.c (xcoffout_source_line): Add new parameter.
12094 * configure.ac (gcc_cv_as_discriminator): New configury check for
12095 gas support for discriminator.
12096 * configure: Regenerate.
12097 * config.in: Regenerate.
12099 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12101 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12102 val after checking for integers.
12104 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12106 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12108 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12109 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12110 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12111 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12112 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12113 X64_SSE_REGPARM_MAX.
12114 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12115 X64_SSE_REGPARM_MAX.
12117 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12119 * gcc.c (report_times_to_file): New.
12120 (execute): Implement it.
12121 (process_command): Support -time=.
12122 * doc/invoke.texi: Document it.
12124 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12126 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12127 that have value exprs.
12129 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12131 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12132 declarations for constants until...
12133 (dw2_output_indirect_constant_1): ... this point.
12135 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12138 * arm.md (arm_addsi3): Don't try to split an add with an
12139 eliminable register until after reload has completed.
12141 2009-06-03 Ian Lance Taylor <iant@google.com>
12143 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12144 * genattrtab.c (write_length_unit_log): Likewise.
12145 * genchecksum.c (dosum): Likewise.
12146 * gengtype.c (write_rtx_next): Likewise.
12147 (finish_root_table, write_roots): Likewise.
12148 * gimple.c (gimple_ops_offset_): Likewise.
12149 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12150 * config/arc/arc.c (arc_attribute_table): Likewise.
12151 * config/arm/arm.c (arm_attribute_table): Likewise.
12152 * config/avr/avr.c (avr_attribute_table): Likewise.
12153 * config/crx/crx.c (crx_attribute_table): Likewise.
12154 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12155 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12156 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12157 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12158 * config/sh/sh.c (sh_attribute_table): Likewise.
12159 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12160 * config/spu/spu.c (spu_attribute_table): Likewise.
12161 * config/v850/v850.c (v850_attribute_table): Likewise.
12163 * config/alpha/alpha.c (vms_attribute_table): Make static.
12164 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12165 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12166 * config/mips/mips.c (mips_attribute_table): Likewise.
12168 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12170 (cc1-checksum.o): Likewise.
12172 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12174 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12176 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12178 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12179 insn if it is changing sp. Use gen_add3_insn instead of
12180 conditionally gen_addsi3 and gen_adddi3.
12181 (offset_below_red_zone_p): New static inline function.
12182 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12183 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12184 * config/rs6000/ppc-asm.h: Include auto-host.h.
12185 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12186 CFI_RESTORE): Define.
12187 * config/rs6000/crtresxgpr.asm: Add unwind info.
12188 * config/rs6000/crtresxfpr.asm: Likewise.
12189 * config/rs6000/crtresgpr.asm: Likewise.
12190 * config/rs6000/crtresfpr.asm: Likewise.
12191 * config/rs6000/crtsavgpr.asm: Likewise.
12192 * config/rs6000/crtsavfpr.asm: Likewise.
12194 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12195 argument of DWARF2_FRAME_REG_OUT macros.
12197 2009-06-03 Julian Brown <julian@codesourcery.com>
12199 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12200 words or less (including TImode) in core registers.
12202 2009-06-03 Richard Guenther <rguenther@suse.de>
12204 PR middle-end/40328
12205 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12207 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12209 * statistics.c (statistics_counter_event): Do not record event
12210 in pass dump if its number == -1.
12211 (curr_statistics_hash): Add assert that we never get passes
12212 with static number == -1.
12214 2009-06-03 Richard Guenther <rguenther@suse.de>
12215 Andrey Belevantsev <abel@ispras.ru>
12217 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12218 non-BLKmode arrays addressable.
12220 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12222 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12223 * config/m68k/m68k.h: ... here.
12224 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
12227 2009-06-03 Martin Jambor <mjambor@suse.cz>
12229 PR tree-optimization/40323
12230 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12233 2009-06-03 Richard Guenther <rguenther@suse.de>
12235 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12238 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12240 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12241 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12242 JUMP_TABLE_DATA_P where applicable.
12243 * config/sh/sh.c: Ditto.
12244 * config/sh/sh.h: Ditto.
12245 * config/sh/sh.md: Ditto.
12246 * config/sh/symbian.c: Ditto.
12248 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12250 * config/i386/driver-i386.c (describe_cache): Optimize
12251 concatenation of strings. Use snprintf instead of sprintf.
12252 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12253 target when not compiling with GCC.
12255 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12257 * config/sh/sh.c: Revert last change.
12258 (sh_expand_epilogue): Emit a blockage insn before the frame
12259 pointer adjustment unconditionally.
12261 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12263 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12264 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12265 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12266 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12267 to COLLECT_GCC_OPTIONS.
12269 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12271 * collect2.c (target_system_root): New variable.
12272 (main): Handle --sysroot=.
12273 (ignore_library): Strip the sysroot from the library path.
12275 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12277 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12278 (collect2.o): Depend on collect2-aix.h.
12279 (collect2-aix.o): New rule.
12280 * collect2-aix.h: New file.
12281 * collect2-aix.c: Likewise.
12282 * collect2.c: Include collect2-aix.h. Don't undefine
12283 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12284 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12285 Use TARGET_AIX_VERSION instead of _AIX51.
12286 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12287 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12288 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12289 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12290 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12292 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12294 * collect2.c (ignore_library): Avoid premature post-increment
12295 and null deference.
12297 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12299 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12300 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12301 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12302 CROSS_DIRECTORY_STRUCTURE too.
12303 (LINK_LIBG_SPEC): Likewise.
12304 (LIB_SPEC): Add %R to sysroot paths.
12305 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12306 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12307 * config/rs6000/aix51.h: As for aix43.h.
12308 * config/rs6000/aix52.h: Likewise.
12309 * config/rs6000/aix53.h: Likewise.
12310 * config/rs6000/aix61.h: Likewise.
12311 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12312 to the beginning of sysroot paths.
12314 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12316 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12317 INSN_LISTs that are out of the REG_NOTE range.
12319 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12321 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12322 (struct var_to_expand): Likewise.
12323 (struct opt_info): Add head and tail for linked lists of the above.
12324 (analyze_insn_to_expand_var): Initialize next.
12325 (analyze_iv_to_split_insn): Likewise.
12326 (analyze_insns_in_loop): Create linked lists.
12327 (allocate_basic_variable): Simplify for use without hash table.
12328 (insert_var_expansion_initialization): Likewise, make it type-safer.
12329 (combine_var_copies_in_loop_exit): Likewise.
12330 (apply_opt_in_copies): Walk lists rather than hash tables.
12331 (release_var_copies): Simplified and inlined by hand into...
12332 (free_opt_info): ... this function.
12334 2009-06-02 Richard Guenther <rguenther@suse.de>
12336 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12339 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12341 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12342 only for builtins that are not overridden.
12344 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12346 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12349 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12351 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12353 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12355 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12357 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12359 * common.opt (fdump-unnumbered-links): New.
12360 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12361 * print-rtl.c (flag_dump_unnumbered_links): New.
12362 (print_rtx): Test it.
12364 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12366 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12367 push/pop multiple to 8-byte alignment.
12369 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12371 * config/i386/i386.c (queued_cfa_restores): New static variable.
12372 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12374 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12375 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12376 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12377 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12378 note unconditionally.
12379 (ix86_emit_restore_regs_using_mov): Likewise.
12380 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12381 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12382 it through to ix86_emit_restore_reg_using_pop.
12383 (ix86_emit_leave): Add RED_OFFSET argument. Call
12384 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12385 instead of adding REG_CFA_OFFSET note unconditionally.
12386 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12387 the above functions. Call ix86_add_queued_cfa_restore_notes when
12390 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12391 force output of the label even for dwarf2out_do_cfi_asm.
12392 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12393 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12394 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12396 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12397 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12398 dwarf2out_cfi_label callers.
12399 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12400 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12401 Adjust dwarf2out_cfi_label callers.
12402 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12404 * config/i386/i386.h (struct machine_cfa_state,
12405 struct machine_function): Guard with ifndef USED_FOR_TARGET
12406 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12409 * emutls.c (__emutls_get_address): Change arr->size to mean number
12410 of allocated arr->data entries instead of # of slots + 1.
12412 PR middle-end/40316
12413 * recog.c (peep2_reinit_state): New function.
12414 (peephole2_init_state): Use it at the end of a basic block and also
12415 when seeing a RTX_FRAME_RELATED_P insn.
12417 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12419 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12420 fixuns_truncrfdi2): New.
12421 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12422 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12423 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12424 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12425 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12426 *recip_approx): Remove.
12427 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12428 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12429 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12431 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12434 2009-06-01 Ian Lance Taylor <iant@google.com>
12436 * attribs.c (register_attribute): Use CONST_CAST.
12437 * collect2.c (main): Use CONST_CAST2.
12438 (scan_prog_file): Likewise.
12439 * gcc.c (process_command, main): Likewise.
12440 * toplev.c (toplev_main): Likewise.
12442 * c-typeck.c (handle_warn_cast_qual): New static function,
12443 partially broken out of build_c_cast.
12444 (build_c_cast): Call handle_warn_cast_qual.
12445 * doc/invoke.texi (Warning Options): Document new effect of
12448 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12450 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12451 (diagnostic_report_current_module): Print columns.
12452 * common.opt (flag_show_column): Enable by default.
12454 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12456 * alias.c (find_base_term): Check for NULL term before returning.
12458 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12460 Revert due to PR40320:
12461 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12462 * calls.c (emit_library_call_value_1): Don't force_operand for move
12465 2009-06-01 Olivier Hainque <hainque@adacore.com>
12466 Eric Botcazou <ebotcazou@adacore.com>
12468 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12469 to be processed as a bitfield for constructor output purposes.
12470 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12472 * varasm.c (oc_local_state): New type, output_constructor
12473 local state to support communication with helpers.
12474 (oc_outer_state): New type, output_constructor outer state of
12475 relevance in recursive calls.
12476 (output_constructor_array_range): New output_constructor helper,
12477 extracted code for an array range element.
12478 (output_constructor_regular_field): New output_constructor helper,
12479 extracted code for an element that is not a bitfield.
12480 (output_constructor_bitfield): New output_constructor helper,
12481 extracted code for a bitfield element. Accept an OUTER state
12482 argument for recursive processing. Recurse on record or array
12483 CONSTRUCTOR values, possibly past noop conversions.
12484 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12485 VALUE is a valid constant-valued expression for use in a static
12486 bit-field initializer.
12487 (output_constructor): Rework to use helpers. Accept and honor an
12488 OUTER state argument for recursive calls. Return total size. Be
12489 prepared for nested constructors initializing bitfields.
12490 (output_constant): Feed OUTER in calls to output_constructor.
12492 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12494 * calls.c (emit_library_call_value_1): Don't force_operand for move
12497 2009-06-01 Nick Clifton <nickc@redhat.com>
12499 * doc/invoke.texi (IA-64 Options): Fix typo.
12501 2009-06-01 Ira Rosen <irar@il.ibm.com>
12503 PR tree-optimization/39129
12504 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12506 (vect_do_peeling_for_loop_bound): Use
12507 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12508 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12509 (vect_loop_versioning): Likewise.
12510 (vect_create_cond_for_alias_checks): Fix indentation.
12511 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12513 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12514 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12515 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12516 "control flow in loop".
12517 (vect_estimate_min_profitable_iters): Use
12518 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12519 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12520 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12521 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12522 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12523 statement belongs to a group of strided accesses with the exact code
12525 (vectorizable_load): Likewise.
12526 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12527 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12529 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12531 * config/freebsd-stdint.h: New file.
12532 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12533 Add freebsd-stdint.h to tm_file.
12535 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12537 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12538 (thumb2_extendhidi2): Likewise.
12540 2009-05-31 Ian Lance Taylor <iant@google.com>
12542 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12544 2009-05-31 Ian Lance Taylor <iant@google.com>
12546 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12547 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12548 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12550 2009-05-31 Jason Merrill <jason@redhat.com>
12552 * tree-pretty-print.c (print_call_name): Take the callee, not the
12553 call itself. Make non-static. Use dump_function_name for functions.
12554 (dump_generic_node): Adjust.
12555 * diagnostic.h: Declare print_call_name.
12556 * gimple-pretty-print.c (dump_gimple_call): Use it.
12558 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12560 * config/sh/sh.md (ashldi3_std): New define_expand.
12563 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12566 * config/sh/sh.c: Include debug.h.
12567 (sh_expand_epilogue): Emit a blockage insn before the frame
12568 pointer adjustment also when dwarf2out_do_frame returns true.
12570 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12572 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12573 (thumb2_extendqidi2): New pattern.
12575 2009-05-31 Ira Rosen <irar@il.ibm.com>
12577 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12578 mark phis for renaming.
12579 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12580 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12581 Call mark_sym_for_renaming.
12582 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12583 * tree-vect-loop.c (vect_transform_loop): Remove
12584 vect_memsyms_to_rename initialization and a call to
12585 mark_set_for_renaming.
12587 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12589 PR middle-end/40304
12590 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12591 frame related even if !set_cfa && style < 0.
12593 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12595 * config/i386/mingw-tls.c: New file.
12596 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12597 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12598 defining _WIN32 but not __CYGWIN__.
12600 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12602 * configure.ac: Add MPC support.
12604 * config.in, configure: Regenerate.
12606 2009-05-29 Richard Henderson <rth@redhat.com>
12608 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12609 NOTE_INSN_BASIC_BLOCK.
12610 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12611 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12612 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12614 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12616 (add_cfi): Disable check redefining cfa away from drap.
12617 (lookup_cfa_1): Add remember argument; handle remember/restore.
12618 (lookup_cfa): Pass remember argument.
12619 (cfa_remember): New.
12620 (compute_barrier_args_size_1): Remove sibcall check.
12621 (dwarf2out_frame_debug_def_cfa): New.
12622 (dwarf2out_frame_debug_adjust_cfa): New.
12623 (dwarf2out_frame_debug_cfa_offset): New.
12624 (dwarf2out_frame_debug_cfa_register): New.
12625 (dwarf2out_frame_debug_cfa_restore): New.
12626 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12627 (dwarf2out_begin_epilogue): New.
12628 (dwarf2out_frame_debug_restore_state): New.
12629 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12630 DW_CFA_restore_state.
12631 (output_cfi_directive): Likewise.
12632 (convert_cfa_to_fb_loc_list): Likewise.
12633 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12634 * dwarf2out.h: Update.
12635 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12636 (copy_insn_1): Early out for null.
12637 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12638 and dwarf2out_frame_debug_restore_state.
12639 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12640 (prologue_insn_hash, epilogue_insn_hash): New.
12641 (free_after_compilation): Adjust freeing accordingly.
12642 (record_insns): Create hash table if needed; push insns into
12643 hash instead of array.
12644 (maybe_copy_epilogue_insn): New.
12645 (contains): Search hash table instead of array.
12646 (sibcall_epilogue_contains): Remove.
12647 (thread_prologue_and_epilogue_insns): Split eh_return insns
12648 and mark them as epilogues.
12649 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12650 scanning in terms of basic blocks.
12651 * insn-notes.def (CFA_RESTORE_STATE): New.
12652 * jump.c (returnjump_p_1): Accept EH_RETURN.
12653 (eh_returnjump_p_1, eh_returnjump_p): New.
12654 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12655 CFA_REGISTER, CFA_RESTORE): New.
12656 * rtl.def (EH_RETURN): New.
12657 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12659 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12660 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12662 * config/i386/i386.c (gen_push): Update cfa state.
12663 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12664 add a CFA_ADJUST_CFA note.
12665 (ix86_dwarf_handle_frame_unspec): Remove.
12666 (ix86_expand_prologue): Update cfa state.
12667 (ix86_emit_restore_reg_using_pop): New.
12668 (ix86_emit_restore_regs_using_pop): New.
12669 (ix86_emit_leave): New.
12670 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12671 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12672 * config/i386/i386.h (struct machine_cfa_state): New.
12673 (ix86_cfa_state): New.
12674 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12675 (eh_return_internal): Merge from eh_return_<mode>,
12676 use eh_return rtx, split w/ epilogue.
12678 2009-05-29 Ian Lance Taylor <iant@google.com>
12680 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12682 * calls.c (emit_library_call_value_1): Likewise.
12684 * c-typeck.c (c_build_va_arg): New function.
12685 * c-tree.h (c_build_va_arg): Declare.
12686 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12687 instead of build_va_arg.
12689 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12691 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12692 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12693 (ptr_difference_cost): Use affine combinations to compute it.
12694 (difference_cost): Likewise.
12695 (get_computation_cost_at): Compute more accurate cost for addresses
12696 if the ratio is a multiplier allowed in addresses.
12697 For non-addresses, consider that an additional offset or symbol is
12700 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12702 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12703 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12705 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12706 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12707 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12709 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12710 to 1 for TYPE_SSE{IADD1,CVT1}.
12711 (prefix_vex_imm8): Removed.
12712 (length_vex): Only pass 1 as second argument to
12713 ix86_attr_length_vex_default if prefix_extra is 0.
12714 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12715 (length): For prefix vex computation use length_immediate
12716 attribute instead of prefix_vex_imm8.
12717 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12718 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12719 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12720 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12721 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12722 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12723 a space in between the operands.
12724 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12725 if one operand is 0xff and the other one si, di, bp or sp.
12726 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12727 other one si, di, bp or sp.
12728 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12729 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12730 type and mode attributes.
12731 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12732 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12733 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12734 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12735 prefix_data16 attribute iff MODE_DF.
12736 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12737 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12738 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12739 constm128_operand in length_immediate computation.
12740 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12741 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12742 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12743 length_immediate attribute to 1.
12744 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12745 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12746 for certain alternatives.
12747 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12748 prefix_data16 attribute if MODE_V1DF.
12749 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12750 length_immediate to 1.
12751 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12752 length_address to 4, set mode attribute to MODE_DI.
12753 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12754 (fxam<mode>2_i387): Set length attribute to 4.
12755 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12756 *prefetch_3dnow_rex): Override length_address attribute.
12757 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12759 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12760 (constm128_operand): Removed.
12761 * config/i386/i386.c (memory_address_length): For
12762 disp && !index && !base in 64-bit mode account for SIB byte if
12763 print_operand_address can't optimize disp32 into disp32(%rip)
12764 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12765 for fs: or gs: segment.
12766 (ix86_attr_length_immediate_default): When checking if shortform
12767 is possible, truncate immediate to the length of the non-shortened
12769 (ix86_attr_length_address_default): Ignore MEM_P operands
12771 (ix86_attr_length_vex_default): Only check for DImode on
12772 GENERAL_REG_P operands.
12773 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12774 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12775 (sse_cvttps2pi): Clear prefix_rep attribute.
12776 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12778 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12779 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12780 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12781 iff operand 2 is const_int_operand.
12782 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12783 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12784 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12786 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12788 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12789 prefix_data16 attribute for movlpd and movhpd instructions.
12790 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12791 length_immediate for shufpd instruction.
12792 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12793 (avx_cmpp<avxmodesuffixf2c><mode>3,
12794 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12795 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12796 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12797 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12798 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12799 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12800 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12801 prefix_data16 attribute for the first alternative to 1.
12802 (*avx_loadlps): Override length_immediate for the first alternative.
12803 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12804 attributes for second alternative.
12805 (*vec_concatv2sf_sse4_1): Override length_immediate and
12806 prefix_data16 attributes for second alternative.
12807 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12808 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12809 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12810 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12811 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12812 prefix_data16 and length_immediate to 1.
12813 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12815 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12816 prefix_extra attribute for variants that don't have 0f prefix alone.
12817 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12818 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12819 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12820 *sse4_1_pextrd): Set length_immediate to 1.
12821 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12822 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12824 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12825 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12826 length_immediate to 1 for second alternative.
12827 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12828 prefix_extra and length_immediate attributes for the first
12830 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12832 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12833 to 1 for the first and third alternative.
12834 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12836 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12838 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12840 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12841 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12842 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12843 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12844 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12845 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12846 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12847 ssse3_psign<mode>3): Override prefix_rex attribute.
12848 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12849 (ssse3_palignrti): Override length_immediate to 1.
12850 (ssse3_palignrdi): Override length_immediate to 1, override
12851 prefix_rex attribute.
12852 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12853 (sse4a_extrqi): Override length_immediate to 2.
12854 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12855 (sse4a_insertq): Override prefix_data16 to 0.
12856 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12857 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12858 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12859 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12860 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12861 and length_immediate to 1.
12862 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12863 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12864 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12865 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12866 and length_immediate to 1.
12867 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12868 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12869 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12870 avx_ptest256): Override prefix_extra to 1.
12871 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12872 Override prefix_data16 and length_immediate to 1.
12873 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12874 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12875 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12876 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12877 prefix_data16 to 0 and prefix_extra to 2.
12878 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12879 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12881 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12882 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12883 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12884 and prefix_extra to 2.
12885 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12886 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12887 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12888 avx_vpermilvar<mode>3,
12889 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12890 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12891 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12892 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12893 Override prefix_extra to 1.
12894 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12895 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12896 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12897 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12898 prefix_extra and length_immediate to 1.
12899 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12901 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12902 to 1 for the first alternative.
12903 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12904 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12906 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12907 *movv2sf_internal_avx, *movv2sf_internal): Override
12908 prefix_rep attribute for certain alternatives.
12909 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12910 attributes for certain alternatives.
12911 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12912 attributes for certain alternatives.
12913 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12914 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12915 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12916 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12917 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12918 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12919 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12920 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12921 length_immediate to 1 if operand 2 is const_int_operand.
12922 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12923 *vec_extractv2si_1): Set length_immediate attribute to 1.
12924 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12925 using old 3DNOW insn rather than SSE/3DNOW_A.
12926 (mmx_emms, mmx_femms): Clear modrm attribute.
12928 2009-05-29 Martin Jambor <mjambor@suse.cz>
12930 * tree-sra.c: New implementation of SRA.
12932 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12933 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12934 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12935 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12936 (SRA_MAX_STRUCTURE_COUNT): Removed.
12937 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12938 * doc/invoke.texi (sra-max-structure-size): Removed.
12939 (sra-field-structure-ratio): Removed.
12941 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12943 PR middle-end/40291
12944 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12947 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12949 PR rtl-optimization/40101
12950 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12951 seqno. Adjust comment.
12952 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12953 inserting bookkeeping before a jump, the jump is not scheduled.
12954 When no positive seqno found, provide a value. Add comment.
12956 2009-05-29 Richard Guenther <rguenther@suse.de>
12958 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12959 short-cutting on the first component.
12961 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12963 PR middle-end/39958
12964 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12965 for trees other than decls/types.
12967 2009-05-29 Richard Guenther <rguenther@suse.de>
12969 * tree-ssa-operands.c (get_expr_operands): Do not handle
12970 INDIRECT_REFs in the handled-component case. Remove
12971 unused get_ref_base_and_extent case.
12972 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12973 tree_low_cst and host_integerp where possible.
12974 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12975 codes for equivalence.
12976 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12978 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12980 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12981 to tmake_file for i[34567]86-*-cygwin*.
12983 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12986 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12987 (altivec_categorize_keyword, init_vector_keywords,
12988 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12991 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12993 * tree.c (handle_dll_attribute): Check if node is
12994 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12996 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12998 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
13000 (thumb2_zero_extendqidi2): Likewise.
13002 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
13004 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
13005 instead of gen_movrt.
13006 * config/sh/sh.md (movrt): Remove.
13008 2009-05-28 Steve Ellcey <sje@cup.hp.com>
13010 * doc/invoke.texi (IA-64 Options):
13011 Add -msdata, -mfused-madd, -mno-inline-float-divide,
13012 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
13013 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
13014 -msched-prefer-non-control-spec-insns,
13015 -msched-stop-bits-after-every-cycle,
13016 -msched-count-spec-in-critical-path,
13017 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
13018 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
13019 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
13020 and -msched-spec-verbose.
13022 2009-05-28 Joseph Myers <joseph@codesourcery.com>
13024 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
13025 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
13027 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
13029 2009-05-28 Richard Guenther <rguenther@suse.de>
13031 * tree-ssa-alias.c (ao_ref_init): New function.
13032 (ao_ref_base): Likewise.
13033 (ao_ref_base_alias_set): Likewise.
13034 (ao_ref_alias_set): Likewise.
13035 (refs_may_alias_p_1): Change signature.
13036 (refs_may_alias_p): Adjust.
13037 (refs_anti_dependent_p): Likewise.
13038 (refs_output_dependent_p): Likewise.
13039 (call_may_clobber_ref_p_1): Change signature.
13040 (call_may_clobber_ref_p): Adjust.
13041 (stmt_may_clobber_ref_p_1): New function split out from ...
13042 (stmt_may_clobber_ref_p): ... here.
13043 (maybe_skip_until): Adjust signature.
13044 (get_continuation_for_phi): Likewise.
13045 (walk_non_aliased_vuses): Likewise.
13046 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
13047 (ao_ref_init): Declare.
13048 (ao_ref_base): Likewise.
13049 (ao_ref_alias_set): Likewise.
13050 (stmt_may_clobber_ref_p_1): Likewise.
13051 (walk_non_aliased_vuses): Adjust.
13052 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
13053 (get_ref_from_reference_ops): remove.
13054 (vn_reference_lookup_2): Adjust signature.
13055 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
13056 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
13057 (vn_reference_lookup): Adjust.
13058 (vn_reference_insert): Likewise.
13059 (vn_reference_insert_pieces): Adjust signature.
13060 (visit_reference_op_call): Adjust.
13061 * tree-ssa-pre.c (get_expr_type): Simplify.
13062 (phi_translate_1): Adjust.
13063 (compute_avail): Likewise.
13064 (translate_vuse_through_block): Do not re-build trees.
13065 (value_dies_in_block_x): Likewise.
13066 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
13068 (vn_reference_lookup_pieces): Adjust declaration.
13069 (vn_reference_insert_pieces): Likewise.
13071 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13073 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13074 with checking disabled.
13076 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13080 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13081 macro definition for support of three-operand format aligned
13082 .comm directive in assembler on cygwin/pe/mingw target OS.
13083 * configure: Regenerate.
13084 * config.h: Regenerate.
13086 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13087 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13088 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13090 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13091 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13093 2009-05-28 Ira Rosen <irar@il.ibm.com>
13095 PR tree-optimization/40254
13096 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13097 in analysis of basic blocks.
13099 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13101 PR middle-end/33699
13102 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13103 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13104 (TARGET_INITIALIZER): Use it.
13105 * cse.c (CHEAPER): Move it up to the other macros.
13106 (insert): Rename this ...
13107 (insert_with_costs): ... to this. Add cost parameters. Update
13109 (insert): New function. Call insert_with_costs.
13110 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13111 find_reg_offset_for_const, try_const_anchors): New functions.
13112 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13113 when using a const-anchor. Call insert_const_anchors.
13114 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13115 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13117 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13119 * tree-inline.c (remap_decls): Enable nonlocalized variables
13120 when not optimizing.
13122 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13124 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13125 Simplify other tests involving optimize.
13127 2009-05-27 Tom Tromey <tromey@redhat.com>
13129 * unwind-dw2.c (_Unwind_DebugHook): New function.
13130 (uw_install_context): Call _Unwind_DebugHook.
13132 2009-05-27 Tom Tromey <tromey@redhat.com>
13134 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13136 2009-05-27 Ian Lance Taylor <iant@google.com>
13138 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13139 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13140 (ALL_LINKERFLAGS): Define.
13141 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13142 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13143 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13144 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13145 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13146 $(LINKER_FOR_BUILD).
13147 (build/gcov-iov$(build_exeext)): Likewise.
13149 2009-05-27 Julian Brown <julian@codesourcery.com>
13151 * gcse.c (target.h): Include.
13152 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13153 copy of argument to a pseudo register.
13155 2009-05-27 Diego Novillo <dnovillo@google.com>
13157 * tree-ssa-live.c (dump_scope_block): Document arguments.
13158 (dump_scope_blocks): Document.
13159 (debug_scope_blocks): New.
13160 * tree-flow.h (debug_scope_blocks): Declare.
13162 2009-05-21 Denis Chertykov <denisc@overta.ru>
13164 * doc/contrib.texi (Contributors): Add myself to the list.
13166 2009-05-27 Olivier Hainque <hainque@adacore.com>
13168 * expr.c (target_align): New function. Alignment the TARGET of an
13169 assignment may be assume to have.
13170 (highest_pow2_factor_for_target): Use it instead of relying on
13171 immediate tree attributes of TARGET, not necessarily honored when
13172 intermediate bitfields are involved.
13174 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13177 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13178 AVX, SSE4, AES, PCLMUL and POPCNT.
13180 2009-05-27 Diego Novillo <dnovillo@google.com>
13182 * tree-pretty-print.c (dump_location): New.
13183 (dump_generic_node): Call it.
13184 Factor code to handle BLOCK nodes ...
13185 (dump_block_node): ... here.
13187 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13189 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13191 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13193 * gcc-plugin.h: Include config.h and system.h.
13194 (IN_GCC): Define if not defined.
13196 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13198 PR middle-end/40249
13199 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13202 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13204 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13206 * config/m32r/m32r.h: Ditto.
13207 * config/m32r/m32r.md: Ditto.
13208 * config/m32r/predicates.md: Ditto.
13210 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13212 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13214 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13217 (Loading plugins): typo.
13218 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13219 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13220 (Interacting with the GCC Garbage Collector): Added new section.
13221 (Giving information about a plugin): Added new section for
13223 * ggc.h (ggc_register_root_tab): Added declaration.
13224 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13225 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13226 (register_callback): Improved comment in declaration.
13227 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13228 (extra_root_vec) Added static variable for dynamic roots registration.
13229 (ggc_register_root_tab) Added new routine.
13230 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13231 PLUGIN_GGC_MARKING event.
13232 * ggc-zone.c: Include plugin.h.
13233 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13234 * ggc-page.c: Include plugin.h.
13235 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13236 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13237 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13238 (register_callback): check lack of callbacks for
13239 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13240 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13241 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13242 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13243 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13244 dependency on plugin.h.
13245 (plugin.o): Added dependency on ggc.h...
13247 2009-05-26 Richard Guenther <rguenther@suse.de>
13249 PR middle-end/40248
13251 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13252 with mismatched comparison modes.
13254 * expr.c (expand_expr_real_1): Expand the operand of a
13255 VIEW_CONVERT_EXPR in its natural mode.
13257 2009-05-26 Ian Lance Taylor <iant@google.com>
13259 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13260 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13261 (ALL_COMPILERFLAGS): Define.
13262 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13263 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13264 (collect2$(exeext), collect2.o): Likewise.
13265 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13266 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13267 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13268 (libbackend.o, intl.o, cppdefault.o): Likewise.
13269 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13270 (build/%.o): Use $(COMPILER_FOR_BUILD).
13271 (build/gen%$(build_exeext)): Likewise.
13272 (build/gcov-iov$(build_exeext)): LIkewise.
13273 * config/t-darwin (darwin.o): Use $(COMPILER).
13274 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13275 * config/t-sol2 (sol2-c.o): Likewise.
13276 (sol2.o): Likewise.
13277 * config/t-vxworks (vxworks.o): Likewise.
13278 * config/x-darwin (host-darwin.o): Likewise.
13279 * config/x-hpux (host-hpux.o): Likewise.
13280 * config/x-linux (host-linux.o): Likewise.
13281 * config/x-solaris (host-solaris.o): Likewise.
13282 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13283 * config/arm/t-arm (arm-c.o): Likewise.
13284 * config/arm/t-pe (pe.o): Likewise.
13285 * config/arm/t-wince-pe (pe.o): Likewise.
13286 * config/i386/t-cygming (winnt.o): Likewise.
13287 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13288 * config/i386/t-cygwin (cygwin1.o): Likewise.
13289 (cygwin2.o): Likewise.
13290 * config/i386/t-i386 (i386-c.o): Likewise.
13291 * config/i386/t-interix (winnt.o): Likewise.
13292 * config/i386/t-netware (netware.o): Likewise.
13293 * config/i386/t-nwld (nwld.o): Likewise.
13294 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13295 * config/i386/x-i386 (driver-i386.o): Likewise.
13296 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13297 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13298 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13299 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13300 * config/mips/x-native (driver-native.o): Likewise.
13301 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13302 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13303 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13304 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13305 * config/score/t-score-elf (score7.o): Likewise.
13306 (score3.o): Likewise.
13307 * config/sh/t-sh (sh-c.o): Likewise.
13308 * config/sh/t-symbian (sh-c.o): Likewise.
13309 (symbian.o): Likewise.
13310 * config/spu/t-spu-elf (spu-c.o): Likewise.
13311 * config/v850/t-v850 (v850-c.o): Likewise.
13312 * config/v850/t-v850e (v850-c.o): Likewise.
13314 2009-05-26 Richard Guenther <rguenther@suse.de>
13316 PR tree-optimization/40122
13317 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13318 VECTOR_CSTs if possible.
13319 (fold_gimple_assign): Likewise.
13321 2009-05-26 Richard Guenther <rguenther@suse.de>
13323 PR middle-end/40252
13324 * fold-const.c (fold_binary): Use the correct types for building
13327 2009-05-26 Richard Guenther <rguenther@suse.de>
13329 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13330 redundant calls to merge_alias_info.
13331 (bump_vector_ptr): Likewise.
13332 * tree-ssa-copy.c (merge_alias_info): Remove.
13333 (replace_exp_1): Remove call to merge_alias_info.
13334 (propagate_tree_value): Likewise.
13335 (fini_copy_prop): Propagate points-to info.
13336 * tree-flow.h (merge_alias_info): Remove.
13338 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13340 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13342 2009-05-25 Jan Hubicka <jh@suse.cz>
13344 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13345 * cgraph.h (struct inline_summary): New filed self_wize,
13346 size_inlining_benefit, self_time and time_inlining_benefit.
13347 (struct cgraph_global_info): Replace insns by time ans size fields.
13348 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13349 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13350 (ipcp_update_callgraph): Do not touch function bodies.
13351 * ipa-inline.c: Include except.h
13352 (MAX_TIME): New constant.
13353 (overall_insns): Remove.
13354 (leaf_node_p): New.
13355 (overall_size, max_benefit): New static variables.
13356 (cgraph_estimate_time_after_inlining): New function.
13357 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13358 (cgraph_clone_inlined_nodes): Update size.
13359 (cgraph_mark_inline_edge): Update size.
13360 (cgraph_estimate_growth): Use size info.
13361 (cgraph_check_inline_limits): Check size.
13362 (cgraph_default_inline_p): Likewise.
13363 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13364 (cgraph_decide_recursive_inlining): Check size.
13365 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13367 (cgraph_decide_inlining): Likewise.
13368 (cgraph_decide_inlining_incrementally): Likewise; honor
13369 PARAM_EARLY_INLINING_INSNS.
13370 (likely_eliminated_by_inlining_p): New predicate.
13371 (estimate_function_body_sizes): New function.
13372 (compute_inline_parameters): Use it.
13373 * except.c (must_not_throw_labels): New function.
13374 * except.h (must_not_throw_labels): Declare.
13375 * tree-inline.c (init_inline_once): Kill inlining_weigths
13376 * tree-ssa-structalias.c: Avoid uninitialized warning.
13377 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13378 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13379 (PARAM_INLINE_CALL_COST): Remove.
13380 (PARAM_EARLY_INLINING_INSNS): New.
13382 2009-05-25 Richard Guenther <rguenther@suse.de>
13384 PR tree-optimization/36327
13385 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13386 callback for reference translation or lookup at the point of may-defs.
13387 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13388 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13389 for union COMPONENT_REFs.
13390 (vn_reference_lookup_3): New callback. Lookup from memset
13391 and CONSTRUCTOR assignment, translate through struct copies.
13392 (vn_reference_lookup_pieces): Make sure to not free the
13393 passed operands array. Adjust walk_non_aliased_vuses call.
13394 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13395 make sure we do not leak memory.
13397 2009-05-25 Richard Guenther <rguenther@suse.de>
13399 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13400 * tree-inline.c (expand_call_inline): Reset the escaped and
13401 callused solutions.
13402 * tree-ssa-structalias.c (pass_build_ealias): New.
13403 * tree-pass.h (pass_build_ealias): Declare.
13404 * passes.c (init_optimization_passes): Add PTA during
13405 early optimizations.
13406 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13407 and CALLUSED solutions.
13408 (dump_points_to_solution): New function, split out from ...
13409 (dump_points_to_info_for): ... here.
13410 * tree-parloops.c (parallelize_loops): Reset the escaped and
13411 callused solutions.
13413 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13416 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13417 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13419 2009-05-25 Ira Rosen <irar@il.ibm.com>
13421 PR tree-optimization/40238
13422 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13423 statements after basic block's labels.
13424 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13425 to free the allocated memory.
13427 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13429 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13430 return address with a USE.
13432 2009-05-24 Richard Guenther <rguenther@suse.de>
13434 PR middle-end/40233
13435 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13436 array type from the main variant of the inner type.
13438 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13440 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13441 definition to bool (from int) to un-break build.
13442 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13444 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13446 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13447 discard_stmt_changes): Delete.
13448 * tree-ssa-operands.c (scb_stack): Delete.
13449 (init_ssa_operands): Do not initialize it.
13450 (fini_ssa_operands): Do not free it.
13451 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13453 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13454 update_stmt, remove the others. Fix comments.
13455 * tree-dfa.c (optimize_stack_restore): Likewise.
13456 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13457 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13458 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13459 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13461 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13462 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13463 (dom_opt_finalize_block): Likewise, adjusting access to
13465 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13466 (stmts_to_rescan): Change item type to gimple.
13467 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13469 2009-05-24 Ira Rosen <irar@il.ibm.com>
13471 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13472 * tree-pass.h (pass_slp_vectorize): New pass.
13473 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13474 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13475 * tree-vectorizer.c (timevar.h): Include.
13476 (user_vect_verbosity_level): Declare.
13477 (vect_location): Fix comment.
13478 (vect_set_verbosity_level): Update user_vect_verbosity_level
13479 instead of vect_verbosity_level.
13480 (vect_set_dump_settings): Add an argument. Ignore user defined
13481 verbosity if dump flags require higher level of verbosity. Print to
13482 stderr only for loop vectorization.
13483 (vectorize_loops): Update call to vect_set_dump_settings.
13484 (execute_vect_slp): New function.
13485 (gate_vect_slp): Likewise.
13486 (struct gimple_opt_pass pass_slp_vectorize): New.
13487 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13488 access its members.
13489 (vec_info_for_bb): New function.
13490 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13491 (VECTORIZATION_ENABLED): New macro.
13492 (SLP_ENABLED, SLP_DISABLED): Likewise.
13493 (vect_is_simple_use): Add bb_vec_info argument.
13494 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13495 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13496 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13497 vect_schedule_slp, vect_analyze_slp): Likewise.
13498 (vect_analyze_stmt): Add slp_tree argument.
13499 (find_bb_location): Declare.
13500 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13501 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13502 (vect_analyze_loop_operations, vect_analyze_loop,
13503 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13504 vect_finalize_reduction, vectorizable_reduction,
13505 vectorizable_live_operation, vect_transform_loop): Likewise.
13506 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13507 skip evolution analysis if analyzing a basic block.
13508 (dr_analyze_indices): Likewise.
13509 (initialize_data_dependence_relation): Skip the test whether the
13510 object is invariant for basic blocks.
13511 (compute_all_dependences): Skip dependence analysis for data
13512 references in basic blocks.
13513 (find_data_references_in_stmt): Don't fail in case of invariant
13514 access in basic block.
13515 (find_data_references_in_bb): New function.
13516 (find_data_references_in_loop): Move code to
13517 find_data_references_in_bb and add a call to it.
13518 (compute_data_dependences_for_bb): New function.
13519 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13520 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13522 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13523 unknown dependence in basic block and fail in case of dependence in
13525 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13526 dependence instances from either loop or basic block vectorization
13528 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13529 before calling nested_in_vect_loop_p.
13530 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13531 dependence instances from either loop or basic block vectorization
13533 (vect_verify_datarefs_alignment): Likewise.
13534 (vect_enhance_data_refs_alignment): Adjust function calls.
13535 (vect_analyze_data_refs_alignment): Likewise.
13536 (vect_analyze_group_access): Fix printing. Skip different checks if
13537 DR_STEP is 0. Keep strided stores either in loop or basic block
13538 vectorization data structure. Fix indentation.
13539 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13541 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13542 dependence instances from either loop or basic block vectorization
13544 (vect_analyze_data_refs): Update comment. Call
13545 compute_data_dependences_for_bb to analyze basic blocks.
13546 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13547 case of loop vectorization. In case of basic block vectorization use
13548 data-ref itself as a base.
13549 (vect_create_data_ref_ptr): In case of basic block vectorization:
13550 don't advance the pointer, add new statements before the current
13551 statement. Adjust function calls.
13552 (vect_supportable_dr_alignment): Support only aligned accesses in
13553 basic block vectorization.
13554 * common.opt (ftree-slp-vectorize): New flag.
13555 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13556 (vect_pattern_recog_1): Likewise.
13557 * tree-vect-stmts.c (process_use): Likewise.
13558 (vect_init_vector): Add new statements in the beginning of the basic
13559 block in case of basic block SLP.
13560 (vect_get_vec_def_for_operand): Adjust function calls.
13561 (vect_finish_stmt_generation): Likewise.
13562 (vectorizable_call): Add assert that it is loop vectorization, adjust
13564 (vectorizable_conversion, vectorizable_assignment): Likewise.
13565 (vectorizable_operation): In case of basic block SLP, take
13566 vectorization factor from statement's type and skip the relevance
13567 check. Adjust function calls.
13568 (vectorizable_type_demotion): Add assert that it is loop
13569 vectorization, adjust function calls.
13570 (vectorizable_type_promotion): Likewise.
13571 (vectorizable_store): Check for outer loop only in case of loop
13572 vectorization. Adjust function calls. For basic blocks, skip the
13573 relevance check and don't advance pointers.
13574 (vectorizable_load): Likewise.
13575 (vectorizable_condition): Add assert that it is loop vectorization,
13576 adjust function calls.
13577 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13578 that it is not reduction, get vector type, call only supported
13579 functions, skip loop specific parts.
13580 (vect_transform_stmt): Check for outer loop only in case of loop
13582 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13583 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13584 for external definition.
13585 * passes.c (pass_slp_vectorize): New pass.
13586 * tree-vect-slp.c (find_bb_location): New function.
13587 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13588 check for patterns only in loops.
13589 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13590 case of multiple types in basic block SLP.
13591 (vect_mark_slp_stmts_relevant): New function.
13592 (vect_supported_load_permutation_p): Fix comment.
13593 (vect_analyze_slp_instance): Add argument. In case of basic block
13594 SLP, take vectorization factor from statement's type, check that
13595 unrolling factor is 1. Adjust function call. Save SLP instance in
13596 either loop or basic block vectorization structure. Return FALSE,
13598 (vect_analyze_slp): Add argument. Get strided stores groups from
13599 either loop or basic block vectorization structure. Return FALSE
13600 if basic block SLP failed.
13601 (new_bb_vec_info): New function.
13602 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13603 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13604 (vect_schedule_slp): Add argument. Get SLP instances from either
13605 loop or basic block vectorization structure. Set vectorization factor
13606 to be 1 for basic block SLP.
13607 (vect_slp_transform_bb): New function.
13608 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13610 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13612 * final.c (shorten_branches): Do not align labels for jump tables.
13613 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13615 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13617 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13618 Remove outdated reference to flow.c and fix nits.
13619 * doc/gccint.texi: Tweak RTL description.
13620 * doc/rtl.texi: Likewise.
13622 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13624 * config/avr/avr.c: Change my email address.
13625 * config/avr/avr.h: Likewise.
13626 * config/avr/avr.md: Likewise.
13627 * config/avr/avr-protos.h: Likewise.
13628 * config/avr/libgcc.S: Likewise.
13630 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13632 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13633 (spu_split_load, spu_split_store): Change return type to int.
13634 (spu_split_convert): Declare.
13635 * config/spu/predicates.md (spu_mem_operand): Remove.
13636 (spu_mov_operand): Update.
13637 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13638 * config/spu/spu.c (regno_aligned_for_load): Remove.
13639 (reg_aligned_for_addr, spu_expand_load): Define.
13640 (spu_expand_extv): Reimplement and handle MEM.
13641 (spu_expand_insv): Handle MEM.
13642 (spu_sched_reorder): Handle insn's with length 0.
13643 (spu_legitimate_address_p): Reimplement.
13644 (store_with_one_insn_p): Return TRUE for any mode with size
13645 larger than 16 bytes.
13646 (address_needs_split): Define.
13647 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13649 (spu_convert_move): Define.
13650 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13651 (spu_split_store): Change all MEM's to TImode.
13652 (spu_init_expanders): Preallocate registers that correspond to
13653 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13655 (spu_split_convert): Define.
13656 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13657 (_move<mode>, _movdi, _movti): Update predicate and condition.
13658 (load, store): Change to define_split.
13659 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13661 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13662 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13663 define_insn_and_split of lshr<mode>3.
13664 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13665 (<v>ashr<mode>3_imm): Define.
13666 (extv, extzv, insv): Allow MEM operands.
13667 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13668 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13669 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13670 (_spu_convert2): Change to define_insn_and_split and remove the
13671 corresponding define_peephole2.
13672 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13673 Change predicates to memory_operand.
13675 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13677 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13679 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13681 PR tree-optimization/40219
13682 * tree.c (iterative_hash_expr): Make sure the builtin function is
13683 a normal builtin function and not a front end or back end builtin
13684 before indexing into the built_in_decls array.
13686 2009-05-22 Richard Guenther <rguenther@suse.de>
13688 PR middle-end/38964
13689 * alias.c (write_dependence_p): Do not use TBAA for answering
13690 anti-dependence or output-dependence.
13691 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13692 (emit_pointer_definition): Remove.
13693 (emit_alias_warning): Likewise.
13694 (find_what_var_points_to): Remove TBAA pruning code.
13695 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13697 (compute_points_to_sets): Remove code computing the set of
13698 dereferenced pointers.
13699 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13700 oracle for querying anti and output dependencies.
13701 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13702 if TBAA may be applied.
13703 (refs_anti_dependent_p): New function.
13704 (refs_output_dependent_p): Likewise.
13705 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13706 (refs_output_dependent_p): Likewise.
13707 * doc/tree-ssa.texi (Memory model): New section.
13708 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13709 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13710 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13711 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13712 * expr.c (expand_expr_real_1): Likewise.
13713 * gimple-low.c (lower_stmt): Likewise.
13714 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13715 (dump_gimple_cdt): Remove.
13716 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13717 (gimple_size): Likewise.
13718 (walk_gimple_op): Likewise.
13719 (is_gimple_stmt): Likewise.
13720 (walk_stmt_load_store_addr_ops): Likewise.
13721 (gimple_build_cdt): Remove.
13722 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13723 * gimple.h (gimple_cdt_new_type): Remove.
13724 (gimple_cdt_new_type_ptr): Likewise.
13725 (gimple_cdt_set_new_type): Likewise.
13726 (gimple_cdt_location): Likewise.
13727 (gimple_cdt_location_ptr): Likewise.
13728 (gimple_cdt_set_location): Likewise.
13729 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13730 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13731 GIMPLE_CHANGE_DYNAMIC_TYPE.
13732 (verify_types_in_gimple_stmt): Likewise.
13733 * tree-inline.c (estimate_num_insns): Likewise.
13734 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13735 (copy_decl_to_var): Likewise.
13736 (copy_result_decl_to_var): Likewise.
13737 * tree-pretty-print.c (dump_generic_node): Do not handle
13738 CHANGE_DYNAMIC_TYPE_EXPR.
13739 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13740 * tree-ssa-operands.c (get_expr_operands): Likewise.
13741 * tree-ssa-structalias.c (struct variable_info): Remove
13742 no_tbaa_pruning member.
13743 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13744 (unify_nodes): Do not copy it.
13745 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13746 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13747 (set_uids_in_ptset): Do not check it.
13748 (find_what_var_points_to): Likewise.
13749 (compute_tbaa_pruning): Remove.
13750 (compute_points_to_sets): Do not call it.
13751 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13752 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13753 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13754 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13755 (DECL_NO_TBAA_P): Likewise.
13756 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13757 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13758 (expand_omp_atomic_pipeline): Do not set it.
13759 * print-tree.c (print_node): Do not dump it.
13760 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13763 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13766 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13769 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13771 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13774 2009-05-22 Ben Elliston <bje@au.ibm.com>
13776 * Makefile.in (bversion.h, s-bversion): New targets.
13777 (TOPLEV_H): Add bversion.h.
13778 * toplev.h: Include "bversion.h".
13779 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13780 the __format__ attribute only if compiling with the same version
13781 of GCC as the sources (the "build version").
13783 2009-05-22 Ben Elliston <bje@au.ibm.com>
13785 * c-format.c (handle_format_attribute): Fix comment typo.
13787 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13790 * config/ia64/ia64.opt (mfused-madd): New.
13791 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13792 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13793 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13794 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13795 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13796 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13797 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13798 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13799 instruction if !TARGET_FUSED_MADD.
13800 (fpma, fpms): Remove colon from name.
13802 2009-05-22 Richard Guenther <rguenther@suse.de>
13804 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13805 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13806 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13808 (create_expression_by_pieces): Only convert if necessary.
13809 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13810 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13812 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13814 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13815 regular pattern from a template and rename it ...
13816 (*extzv_truncsi_exts): ... to this.
13818 2009-05-21 Richard Guenther <rguenther@suse.de>
13820 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13821 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13822 (cgraph_default_inline_p): Likewise.
13823 (cgraph_decide_inlining_incrementally): Likewise.
13825 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13826 Uros Bizjak <ubizjak@gmail.com>
13828 * config/i386/cpuid.h (bit_MOVBE): New.
13830 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13832 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13833 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13834 (ix86_handle_option): Handle OPT_mmovbe.
13835 (ix86_target_string): Add -mmovbe.
13836 (pta_flags): Add PTA_MOVBE.
13837 (processor_alias_table): Add PTA_MOVBE to "atom".
13838 (override_options): Handle PTA_MOVBE.
13840 * config/i386/i386.h (TARGET_MOVBE): New.
13842 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13843 (*bswapsi_movbe): New.
13844 (*bswapdi_movbe): Likewise.
13845 (bswapdi2): Renamed to ...
13846 (*bswapdi_1): This.
13847 (bswapdi2): New expander.
13849 * config/i386/i386.opt (mmovbe): New.
13851 * doc/invoke.texi: Document -mmovbe.
13853 2009-05-21 Taras Glek <tglek@mozilla.com>
13855 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13856 * gcc-plugin.h (plugin_init): Updated signature.
13857 * gcc-plugin.h (plugin_name_args): Moved to this header.
13858 * doc/plugins.texi (plugin_init): Updated documention to reflect
13860 * doc/plugins.texi (plugin_name_args): Added to documention.
13862 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13864 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13865 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13867 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13869 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13870 JUMP_TABLE_DATA_P predicates where applicable.
13871 * config/i386/predicates.md: Ditto.
13872 * config/i386/sse.md: Ditto.
13874 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13876 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13877 operand2 -128 override length_immediate attribute to 1.
13878 * config/i386/predicates.md (constm128_operand): New predicate.
13880 * config/i386/i386.c (memory_address_length): Handle %r12
13881 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13883 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13884 mode look through optional ZERO_EXTEND and SUBREG.
13885 * config/i386/i386.md (R12_REG): New define_constant.
13886 (prefix_data16): For sse unit set also for MODE_TI insns.
13887 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13888 insns set if operand 1 is ext_QIreg_operand.
13889 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13890 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13892 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13893 mode from MODE_DI to MODE_SI.
13894 (movdi_1_rex64): Override modrm and length_immediate attributes
13895 only for movabs (TYPE_IMOV, alternative 2).
13896 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13897 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13898 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13899 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13900 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13901 prefix_rex attribute if DImode.
13902 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13903 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13904 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13905 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13906 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13907 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13908 Likewise. For TYPE_IMOV clear length_immediate attribute.
13909 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13910 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13911 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13912 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13913 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13914 or one operand TYPE_ISHIFT.
13915 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13916 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13917 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13918 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13919 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13920 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13921 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13922 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13923 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13924 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13925 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13926 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13927 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13928 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13929 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13930 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13931 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13932 set mode attribute, don't override length attribute.
13933 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13935 (return_internal_long): Set length attribute to 2 instead of 1.
13936 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13937 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13938 prefix_rex attribute.
13939 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13941 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13943 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13945 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13947 2009-05-20 Ian Lance Taylor <iant@google.com>
13949 * tree.c (build_tree_list_vec_stat): New function.
13950 (ctor_to_vec): New function.
13951 (build_nt_call_vec): New function.
13952 (build_call_array): Change args to be a const pointer.
13953 (build_call_vec): New function.
13954 * tree.h (build_nt_call_vec): Declare.
13955 (build_tree_list_vec_stat): Declare.
13956 (build_tree_list_vec): Define.
13957 (build_call_array): Update declaration.
13958 (build_call_vec): Declare.
13959 (ctor_to_vec): Declare.
13960 * c-common.c (tree_vector_cache): New static variable.
13961 (make_tree_vector): New function.
13962 (release_tree_vector): New function.
13963 (make_tree_vector_single): New function.
13964 (make_tree_vector_copy): New function.
13965 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13966 (make_tree_vector_single, make_tree_vector_copy): Declare.
13967 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13968 (c_parser_expr_list): Don't manage cache here, instead call
13970 (c_parser_release_expr_list): Remove static function.
13971 (c_parser_vec_to_tree_list): Remove static function.
13972 (c_parser_attributes): Call build_tree_list_vec instead of
13973 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13974 c_parser_release_expr_list.
13975 (c_parser_postfix_expression_after_primary): Likewise.
13976 (c_parser_objc_keywordexpr): Likewise.
13978 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13980 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13981 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13982 TARGET_CONVERT_TO_TYPE.
13983 * hooks.c (hook_tree_const_tree_null): Define.
13984 * hooks.h (hook_tree_const_tree_null): Declare.
13985 * target.h (struct gcc_target): Add invalid_parameter_type,
13986 invalid_return_type, promoted_type, and convert_to_type fields.
13987 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13988 (TARGET_INVALID_RETURN_TYPE): Define.
13989 (TARGET_PROMOTED_TYPE): Define.
13990 (TARGET_CONVERT_TO_TYPE): Define.
13991 (TARGET_INITIALIZER): Update for new fields.
13992 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13993 (grokparms): Check targetm.invalid_parameter_type.
13994 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13995 * c-convert.c (convert): Check targetm.convert_to_type.
13997 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13999 * config/mips/mips.md (*extenddi_truncate<mode>,
14000 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
14002 (*extendhi_truncateqi): New define_insn_and_sptit.
14004 2009-05-20 Jakub Jelinek <jakub@redhat.com>
14006 PR middle-end/40204
14007 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
14008 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
14010 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
14012 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
14013 the operand of VIEW_CONVERT_EXPR.
14015 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
14017 * config/i386/driver-i386.c (host_detect_local_cpu): Check
14018 extended family and model for Intel processors. Support Intel Atom.
14020 2009-05-20 Olivier Hainque <hainque@adacore.com>
14022 * gstab.h (stab_code_type): Define, to be used instead of the
14023 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
14025 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
14026 occurrences by stab_code_type.
14027 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
14029 2009-05-20 Martin Jambor <mjambor@suse.cz>
14031 * tree-flow.h (insert_edge_copies_seq): Undeclare.
14032 (sra_insert_before): Likewise.
14033 (sra_insert_after): Likewise.
14034 (sra_init_cache): Likewise.
14035 (sra_type_can_be_decomposed_p): Likewise.
14036 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
14037 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
14038 (sra_insert_before): Likewise.
14039 (sra_insert_after): Likewise.
14040 (sra_init_cache): Likewise.
14041 (insert_edge_copies_seq): Made static and moved upwards.
14043 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
14046 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
14048 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
14049 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
14052 2009-05-20 Richard Guenther <rguenther@suse.de>
14054 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14055 with mismatched comparison modes.
14057 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14059 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
14060 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
14061 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
14062 with shifts for Thumb2.
14063 (orsi_notsi): New for orn.
14064 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
14065 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
14066 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
14067 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
14068 Don't invert remainder for IOR.
14070 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14072 PR tree-optimization/40087
14073 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14074 number_of_iterations_ne): Rename never_infinite argument.
14075 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14076 number_of_iterations_le): Handle pointer-type ivs when
14077 exit_must_be_taken is false.
14078 (number_of_iterations_cond): Do not always assume that
14079 exit_must_be_taken if the control variable is a pointer.
14081 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14083 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14084 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14086 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14088 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14089 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14091 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14094 * c.opt (Wlogical-op): Disabled by default.
14095 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14097 * doc/invoke.texi (Wlogical-op): Likewise.
14099 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14101 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14103 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14104 Propagate the type of the first operand.
14105 <ASSERT_EXPR>: Simplify.
14106 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14107 Rewrite using the RHS code as discriminant.
14108 <NOP_EXPR>: Turn into CASE_CONVERT.
14109 <PLUS_EXPR>: Propagate the type of the first operand.
14111 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14113 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14114 (ia64_dconst_0_375): New.
14115 * config/ia64/ia64.c (ia64_override_options): Remove
14116 -minline-sqrt-min-latency warning.
14117 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14118 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14119 * config/ia64/ia64.md (*sqrt_approx): Remove.
14120 (sqrtsf2): Remove #if 0.
14121 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14122 (sqrtdf): Remove assert.
14123 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14124 (sqrtxf2): Remove #if 0.
14125 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14126 * div.md (sqrt_approx_rf): New.
14127 (sqrtsf2_internal_thr): New implementation.
14128 (sqrtsf2_internal_lat): New.
14129 (sqrtdf2_internal_thr: New implementation.
14130 (sqrtxf2_internal): New implementation.
14132 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14133 Hans-Peter Nilsson <hp@axis.com>
14135 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14136 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14137 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14138 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14139 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14140 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14141 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14142 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14143 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14144 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14145 * c-common.c: ...from here.
14147 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14149 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14151 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14153 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14155 2009-05-19 Ben Elliston <bje@au.ibm.com>
14157 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14158 assignments with memcpy calls.
14159 (add_fdes): Likewise.
14160 (binary_search_unencoded_fdes): Likewise.
14161 (linear_search_fdes): Eliminate type puns.
14163 2009-05-19 Richard Guenther <rguenther@suse.de>
14165 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14166 not falsely claim to have propagated into all uses.
14168 2009-05-19 Ben Elliston <bje@au.ibm.com>
14170 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14173 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14175 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14176 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14177 (TARGET_LEGITIMATE_ADDRESS_P): New.
14178 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14179 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14181 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14184 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14185 child of the containing namespace's DIE.
14187 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14189 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14190 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14191 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14194 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14197 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14198 gen_align with gen_pad.
14199 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14200 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14202 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14203 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14205 * config/i386/i386.md (align): Renamed to ...
14206 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14207 ASM_OUTPUT_MAX_SKIP_PAD.
14209 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14211 * config.gcc: Fix variable syntax.
14214 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14215 before calling exact_log2.
14216 (output_iorsi3): Likewise.
14217 (output_xorsi3): Likewise.
14219 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14221 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14222 for the none zero constant operand except for EQ and NE
14223 comprisons even when the first operand is R0.
14225 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14227 * config/s390/2064.md: Remove trailing whitespaces.
14228 * config/s390/2084.md: Likewise.
14229 * config/s390/constraints.md: Likewise.
14230 * config/s390/fixdfdi.h: Likewise.
14231 * config/s390/libgcc-glibc.ver: Likewise.
14232 * config/s390/s390-modes.def: Likewise.
14233 * config/s390/s390-protos.h: Likewise.
14234 * config/s390/s390.c: Likewise.
14235 * config/s390/s390.h: Likewise.
14236 * config/s390/s390.md: Likewise.
14237 * config/s390/tpf-unwind.h: Likewise.
14239 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14241 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14243 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14246 * configure.ac (m68k-*-*): Check if binutils support TLS.
14247 * configure: Regenerate.
14248 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14249 * config/m68k/constraints.md (Cu): New constraint.
14250 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14251 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14252 (movsi): Handle TLS symbols.
14253 (addsi3_5200): Handle XTLS symbols, indent.
14254 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14255 (m68k_tls_reference_p): Declare.
14256 (m68k_legitimize_address): Declare.
14257 (m68k_unwrap_symbol): Declare.
14258 * config/m68k/m68k.opt (mxtls): New option.
14259 * config/m68k/m68k.c (ggc.h): Include.
14260 (m68k_output_dwarf_dtprel): Implement hook.
14261 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14262 (m68k_expand_prologue): Load GOT pointer when function needs it.
14263 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14264 (m68k_legitimate_constant_address_p): Same.
14265 (m68k_decompose_address): Handle TLS references.
14266 (m68k_get_gp): New static function.
14267 (enum m68k_reloc): New contants.
14268 (TLS_RELOC_P): New macro.
14269 (m68k_wrap_symbol): New static function.
14270 (m68k_unwrap_symbol): New function.
14271 (m68k_final_prescan_insn_1): New static function.
14272 (m68k_final_prescan_insn): New function.
14273 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14275 (legitimize_pic_address): Handle TLS references..
14276 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14277 (m68k_libcall_value_in_a0_p)
14278 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14279 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14280 (m68k_legitimize_tls_address): Handle TLS references.
14281 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14283 (m68k_legitimize_address): Handle TLS symbols.
14284 (m68k_get_reloc_decoration): New static function.
14285 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14287 (m68k_output_dwarf_dtprel): Implement hook.
14288 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14289 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14290 m68k_call_* routines.
14291 (sched_attr_op_type): Handle TLS symbols.
14292 (gt-m68k.h): Include.
14293 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14294 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14296 2009-05-18 Martin Jambor <mjambor@suse.cz>
14298 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14299 (visit_store_addr_for_mod_analysis): New function.
14300 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14301 (determine_cst_member_ptr): Use gimple_assign_single_p.
14302 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14303 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14304 operands. Don't check number of operands of a NOP_EXPR.
14306 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14308 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14310 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14313 * c-common.c (warn_logical_operator): Don't warn if one of
14314 expression isn't always true or false.
14316 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14318 * config/i386/biarch32.h: New file.
14319 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14321 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14323 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14324 *zero_extend<mode>_truncqi): Merge these into ...
14325 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14326 Name the pattern following this as *zero_extendhi_truncqi.
14328 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14330 PR middle-end/39301
14331 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14332 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14333 (output_info): Make field HOST_WIDEST_INT.
14334 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14335 (dump_bitmat_statistics): Same.
14337 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14339 * config.gcc (use_gcc_stdint): Set to wrap.
14340 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14341 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14342 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14343 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14344 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14345 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14346 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14347 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14349 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14351 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14353 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14354 Move definitions earlier.
14355 (OPT_ARCH64, OPT_ARCH32): Define.
14356 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14359 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14362 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14365 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14367 * arm.md (movdi2): Copy non-reg values to DImode registers.
14369 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14372 * final.c (label_to_max_skip): New function.
14373 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14374 CODE_LABEL_NUMBER <= max_labelno.
14375 * output.h (label_to_max_skip): New prototype.
14376 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14377 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14378 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14379 Handle CODE_LABELs with >= 16 byte alignment or with
14380 max_skip == (1 << align) - 1.
14381 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14382 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14385 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14386 .p2align 3 if MAX_SKIP is smaller than 7.
14387 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14389 2009-05-15 Ian Lance Taylor <iant@google.com>
14391 * alias.c (struct alias_set_entry_d): Rename from struct
14392 alias_set_entry. Change all uses.
14393 * except.c (struct call_site_record_d): Rename from struct
14394 call_site_record. Change all uses.
14395 * except.h (struct eh_region_d): Rename from struct eh_region.
14397 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14399 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14400 ivtype_map_elt. Change all uses.
14401 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14403 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14404 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14406 (struct sese_d): Rename from struct sese. Change all uses.
14407 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14408 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14409 * optabs.h (struct optab_d): Rename from struct optab. Change all
14411 (struct convert_optab_d): Rename from struct convert_optab.
14413 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14414 ipa_opt_pass. Change all uses.
14415 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14418 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14419 defined as a typedef.
14420 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14423 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14426 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14428 (merge_ranges): Returns bool.
14429 * tree.h (make_range): .. to here.
14430 (build_range_check): Likewise.
14431 (merge_ranges): Likewise. Renamed from merge_ranges.
14432 * c-typeck.c (parser_build_binary_op): Update calls to
14433 warn_logical_operator.
14434 * c-common.c (warn_logical_operator): Add new warning.
14435 * c-common.h (warn_logical_operator): Update declaration.
14437 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14439 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14441 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14443 * doc/install.texi: Document MPC requirements, flags etc.
14445 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14446 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14447 Evaluate constant arguments.
14448 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14449 (fold_builtin_1): Likewise, also evaluate constant arguments.
14450 Remove superfluous break.
14451 (do_mpc_ckconv): New.
14452 * real.h: Include mpc.h.
14453 * toplev.c (print_version): Output MPC version info if available.
14455 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14457 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14459 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14461 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14464 2009-05-15 Jan Hubicka <jh@suse.cz>
14466 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14467 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14468 (try_inline): Fix return value.
14469 (cgraph_decide_inlining_incrementally): Honor new value.
14470 (cgraph_early_inlining): Handle indirect inlining.
14471 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14473 2009-05-15 Jan Hubicka <jh@suse.cz>
14475 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14476 * cgraphunit.c (cgraph_finalize_function): Set it.
14477 (cgraph_expand_function): Use it.
14479 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14481 * real.c (encode_ieee_half): Define.
14482 (decode_ieee_half): Define.
14483 (ieee_half_format): Define.
14484 (arm_half_format): Define.
14485 * real.h (ieee_half_format): Declare.
14486 (arm_half_format): Declare.
14488 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14490 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14491 swapped, and reversed optabs exist before trying to use them.
14493 2009-05-15 Paul Brook <paul@codesourcery.com>
14494 Sandra Loosemore <sandra@codesourcery.com>
14496 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14497 loads. Allow PRE_DEC.
14498 (output_move_neon): Handle PRE_DEC.
14499 (arm_print_operand): Add 'A' for neon structure loads.
14500 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14501 * config/arm/neon.md (neon_mov): Update comment.
14502 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14504 (Um): New constraint.
14506 2009-05-15 Jan Hubicka <jh@suse.cz>
14508 Revert the following patch until testsuite fallout is fixed:
14509 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14510 * cgraph.h (struct inline_summary): New filed self_wize,
14511 size_inlining_benefit, self_time and time_inlining_benefit.
14512 (struct cgraph_global_info): Replace insns by time ans size fields.
14513 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14514 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14515 (ipcp_update_callgraph): Do not touch function bodies.
14516 * ipa-inline.c: Include except.h
14517 (MAX_TIME): New constant.
14518 (overall_insns): Remove
14519 (overall_size, max_benefit): New static variables.
14520 (cgraph_estimate_time_after_inlining): New function.
14521 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14522 (cgraph_clone_inlined_nodes): Update size.
14523 (cgraph_mark_inline_edge): Update size.
14524 (cgraph_estimate_growth): Use size info.
14525 (cgraph_check_inline_limits): Check size.
14526 (cgraph_default_inline_p): Likewise.
14527 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14528 (cgraph_decide_recursive_inlining): Check size.
14529 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14531 (cgraph_decide_inlining): Likewise.
14532 (cgraph_decide_inlining_incrementally): Likewise; honor
14533 PARAM_EARLY_INLINING_INSNS.
14534 (likely_eliminated_by_inlining_p): New predicate.
14535 (estimate_function_body_sizes): New function.
14536 (compute_inline_parameters): Use it.
14537 * except.c (must_not_throw_labels): New function.
14538 * except.h (must_not_throw_labels): Declare.
14539 * tree-inline.c (init_inline_once): Kill inlining_weigths
14540 * tree-ssa-structalias.c: Avoid uninitialized warning.
14541 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14542 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14543 (PARAM_INLINE_CALL_COST): Remove.
14544 (PARAM_EARLY_INLINING_INSNS): New.
14546 2009-05-15 Richard Guenther <rguenther@suse.de>
14548 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14549 not TODO_update_ssa.
14551 2009-05-15 Richard Guenther <rguenther@suse.de>
14553 PR tree-optimization/39999
14554 * gimple.h (gimple_expr_type): Use the expression type looking
14555 through useless conversions.
14556 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14557 (vn_nary_op_insert_stmt): Likewise.
14558 (simplify_binary_expression): Likewise.
14560 2009-05-15 Richard Guenther <rguenther@suse.de>
14562 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14563 New options, enabled by default.
14564 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14566 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14567 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14568 * tree-ssa-structalias.c (gate_tree_pta): New function.
14569 (pass_build_alias): Use it.
14571 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14574 recurse on an invariant address if a conversion from a pointer
14575 type to a wider integer type is involved.
14577 2009-05-15 Jan Hubicka <jh@suse.cz>
14579 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14580 * cgraph.h (struct inline_summary): New filed self_wize,
14581 size_inlining_benefit, self_time and time_inlining_benefit.
14582 (struct cgraph_global_info): Replace insns by time ans size fields.
14583 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14584 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14585 (ipcp_update_callgraph): Do not touch function bodies.
14586 * ipa-inline.c: Include except.h
14587 (MAX_TIME): New constant.
14588 (overall_insns): Remove
14589 (overall_size, max_benefit): New static variables.
14590 (cgraph_estimate_time_after_inlining): New function.
14591 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14592 (cgraph_clone_inlined_nodes): Update size.
14593 (cgraph_mark_inline_edge): Update size.
14594 (cgraph_estimate_growth): Use size info.
14595 (cgraph_check_inline_limits): Check size.
14596 (cgraph_default_inline_p): Likewise.
14597 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14598 (cgraph_decide_recursive_inlining): Check size.
14599 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14601 (cgraph_decide_inlining): Likewise.
14602 (cgraph_decide_inlining_incrementally): Likewise; honor
14603 PARAM_EARLY_INLINING_INSNS.
14604 (likely_eliminated_by_inlining_p): New predicate.
14605 (estimate_function_body_sizes): New function.
14606 (compute_inline_parameters): Use it.
14607 * except.c (must_not_throw_labels): New function.
14608 * except.h (must_not_throw_labels): Declare.
14609 * tree-inline.c (init_inline_once): Kill inlining_weigths
14610 * tree-ssa-structalias.c: Avoid uninitialized warning.
14611 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14612 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14613 (PARAM_INLINE_CALL_COST): Remove.
14614 (PARAM_EARLY_INLINING_INSNS): New.
14615 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14616 (inline-call-cost): Remove.
14617 (early-inlining-insns): New.
14619 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14621 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14623 (print_int_cst_bounds_in_octal_p): Likewise.
14624 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14626 * dwarf2out.c (base_type_die): Likewise.
14627 (is_subrange_type): Delete.
14628 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14629 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14630 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14631 if the destination type is boolean.
14632 (build_range_check): Do not special-case subtypes.
14633 (fold_sign_changed_comparison): Likewise.
14634 (fold_unary): Likewise.
14635 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14636 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14637 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14638 * tree.c (subrange_type_for_debug_p): New predicate based on the
14639 former is_subrange_type.
14640 * tree.h (subrange_type_for_debug_p): Declare.
14641 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14642 (convert_affine_scev): Remove call to above function.
14643 (chrec_convert_aggressive): Likewise.
14644 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14645 false for conversions involving subtypes.
14646 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14647 (vrp_val_min): Likewise.
14648 (needs_overflow_infinity): Likewise.
14649 (extract_range_from_unary_expr): Likewise.
14651 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14653 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14654 * config/frv/frv.c: Likewise.
14655 * config/s390/s390.c: Likewise.
14656 * config/sparc/sparc.h: Likewise.
14657 * config/i386/i386.h: Likewise.
14658 * config/i386/i386.c: Likewise.
14659 * config/crx/crx.c: Likewise.
14660 * config/m68hc11/m68hc11.h: Likewise.
14661 * config/iq2000/iq2000.c: Likewise.
14662 * config/mn10300/mn10300.h: Likewise.
14663 * config/mn10300/mn10300.c: Likewise.
14664 * config/m68k/m68k.c: Likewise.
14665 * config/rs6000/rs6000.c: Likewise.
14666 * config/rs6000/xcoff.h: Likewise.
14667 * config/rs6000/linux64.h: Likewise.
14668 * config/rs6000/sysv4.h: Likewise.
14669 * config/score/score3.c: Likewise.
14670 * config/score/score7.c: Likewise.
14671 * config/score/score.c: Likewise.
14672 * config/arm/arm.md: Likewise.
14673 * config/mips/mips.c: Likewise.
14674 * config/mips/mips.md: Likewise.
14675 * config/bfin/bfin.h: Likewise.
14676 * config/pa/pa.c: Likewise.
14677 * config/pa/constraints.md: Likewise.
14679 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14680 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14681 * config/pdp11/pdp11.h: Use memory_address_p instead.
14683 2009-05-14 Ian Lance Taylor <iant@google.com>
14685 * passes.c (finish_optimization_passes): Change i to int.
14686 * plugin.c (plugins_active_p): Change event to int.
14687 (dump_active_plugins): Likewise.
14688 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14690 * tree.c (tree_range_check_failed): Change c to unsigned int.
14691 (omp_clause_range_check_failed): Likewise.
14692 (build_common_builtin_nodes): Change mode to int. Add cast.
14693 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14694 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14696 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14697 ++ or -- with a variable of enum type.
14699 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14702 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14704 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14706 * store-motion.c: Do not include params.h
14707 * Makefile.in: Fix dependencies for various files.
14709 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14711 * auto-inc-dec.c: Fix pass description, remove apparent
14712 accidental duplication.
14714 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14716 PR middle-end/40147
14717 * ipa-utils.h (memory_identifier_string): Moved to ...
14718 * tree.h (memory_identifier_string): Here. Add GTY(()).
14720 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14722 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14723 in the former documentation of...
14724 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14725 * ira-conflicts.c (get_dup_num): Use address_operand.
14726 * targhooks.c (default_legitimate_address_p): New.
14727 * targhooks.h (default_legitimate_address_p): New.
14728 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14730 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14731 * target.h (struct target): Add legitimate_address_p.
14732 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14733 (TARGET_INITIALIZER): Include it.
14735 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14736 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14737 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14738 (TARGET_LEGITIMATE_ADDRESS_P): New.
14740 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14741 (REG_OK_STRICT_P): Delete.
14742 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14743 (frv_legitimate_address_p_1): ... this.
14744 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14745 (frv_legitimate_address_p_1): ... the renamed old
14746 frv_legitimate_address_p.
14747 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14748 (TARGET_LEGITIMATE_ADDRESS_P): New.
14750 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14751 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14752 * config/s390/s390.c (legitimate_address_p): Rename to...
14753 (s390_legitimate_address_p): ... this, make static.
14754 (legitimize_address): Adjust call.
14755 (TARGET_LEGITIMATE_ADDRESS_P): New.
14756 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14758 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14759 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14760 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14761 (TARGET_LEGITIMATE_ADDRESS_P): New.
14763 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14764 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14765 * config/spu/spu.c (spu_legitimate_address): Rename to...
14766 (spu_legitimate_address_p): ... this, make static.
14767 (TARGET_LEGITIMATE_ADDRESS_P): New.
14769 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14770 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14771 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14772 (sparc_legitimate_address_p): ... this, make static and return bool.
14773 (legitimize_address): Adjust call.
14774 (TARGET_LEGITIMATE_ADDRESS_P): New.
14776 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14777 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14778 * config/i386/i386.c (legitimate_address_p): Rename to...
14779 (ix86_legitimate_address_p): ... this, make static.
14780 (constant_address_p): Move after it, adjust call.
14781 (TARGET_LEGITIMATE_ADDRESS_P): New.
14783 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14784 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14785 * config/avr/avr.c (legitimate_address_p): Rename to...
14786 (avr_legitimate_address_p): ... this, make static.
14787 (legitimize_address): Adjust call.
14788 (TARGET_LEGITIMATE_ADDRESS_P): New.
14790 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14791 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14792 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14793 (TARGET_LEGITIMATE_ADDRESS_P): New.
14795 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14796 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14797 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14798 (TARGET_LEGITIMATE_ADDRESS_P): New.
14800 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14801 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14803 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14805 (TARGET_LEGITIMATE_ADDRESS_P): New.
14807 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14808 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14810 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14812 (m68hc11_legitimate_address_p): ... this, make static.
14813 (go_if_legitimate_address_internal): Rename to...
14814 (m68hc11_legitimate_address_p_1): ... this.
14815 (legitimize_address): Adjust call.
14816 (TARGET_LEGITIMATE_ADDRESS_P): New.
14818 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14819 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14820 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14821 (TARGET_LEGITIMATE_ADDRESS_P): New.
14823 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14824 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14825 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14826 (mn10300_legitimate_address_p): ... this, make static.
14827 (TARGET_LEGITIMATE_ADDRESS_P): New.
14829 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14830 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14831 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14832 (TARGET_LEGITIMATE_ADDRESS_P): New.
14834 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14835 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14836 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14837 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14838 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14839 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14840 (rs6000_legitimate_address_p): ... this, make static.
14841 (TARGET_LEGITIMATE_ADDRESS_P): New.
14842 (REG_MODE_OK_FOR_BASE_P): Delete.
14843 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14845 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14846 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14848 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14849 static, adjust types.
14850 (TARGET_LEGITIMATE_ADDRESS_P): New.
14852 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14853 * config/score/score.c (score_address_p): Rename to...
14854 (score_legitimate_address_p): ... this.
14855 (TARGET_LEGITIMATE_ADDRESS_P): New.
14856 * config/score/score3.c (score3_address_p): Rename to...
14857 (score3_legitimate_address_p): ... this.
14858 * config/score/score7.c (score7_address_p): Rename to...
14859 (score7_legitimate_address_p): ... this.
14861 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14862 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14863 GO_IF_LEGITIMATE_ADDRESS): Delete.
14864 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14865 thumb2_legitimate_address_p): Delete.
14866 (arm_legitimate_address_p): Rename to...
14867 (arm_legitimate_address_outer_p): ... this.
14868 * config/arm/constraints.md ("Uq"): Adjust call.
14869 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14870 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14872 (arm_legitimate_address_outer_p): ... this.
14873 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14875 (TARGET_LEGITIMATE_ADDRESS_P): New.
14877 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14878 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14879 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14880 (TARGET_LEGITIMATE_ADDRESS_P): New.
14882 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14883 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14884 * config/vax/vax.c (legitimate_address_p): Rename to...
14885 (vax_legitimate_address_p): ... this, make static.
14886 (TARGET_LEGITIMATE_ADDRESS_P): New.
14888 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14889 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14890 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14891 (TARGET_LEGITIMATE_ADDRESS_P): New.
14893 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14894 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14895 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14896 (mmix_legitimate_address_p): ... this, make static.
14897 (TARGET_LEGITIMATE_ADDRESS_P): New.
14899 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14900 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14901 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14902 (TARGET_LEGITIMATE_ADDRESS_P): New.
14904 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14906 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14907 of MODE_COMPLEX_INT.
14909 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14911 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14912 LCT_NORMAL in function call.
14913 * mips-tdump.c (print_file_desc): Add cast to enum type.
14914 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14915 (mark_stabs): Add casts to enum types.
14916 (parse_stabs_common): Add casts to enum types.
14918 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14920 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14921 Check for invalid values of LETTER.
14923 2009-05-13 Taras Glek <tglek@mozilla.com>
14925 * attribs.c (register_attribute): moved out attribute registration
14926 into register_attribute.
14927 * doc/plugins.texi: Documented register_attribute and
14929 * gcc-plugin.h: Added forward decl for register_attribute.
14930 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14931 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14932 PLUGIN_ATTRIBUTES boilerplate.
14934 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14936 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14937 values even in sentinel and empty entries.
14938 (ms_printf_flag_specs): Likewise.
14939 (ms_scanf_flag_specs): Likewise.
14940 (ms_strftime_flag_specs): Likewise.
14941 (ms_print_char_table): Likewise.
14942 (ms_scan_char_table): Likewise.
14943 (ms_time_char_table): Likewise.
14945 2009-05-13 Doug Kwan <dougkwan@google.com>
14947 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14949 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14951 * config/mips/mips.md (store): Add attributes for QI and HI.
14953 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14954 (truncdi<mode>2): ... this new pattern.
14956 2009-05-13 Brad Hards <bradh@kde.org>
14958 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14960 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14961 Ben Elliston <bje@au.ibm.com>
14963 PR middle-end/40035
14964 * dse.c (check_mem_read_rtx): Guard against width == -1.
14966 2009-05-13 Michael Matz <matz@suse.de>
14968 PR middle-end/39976
14969 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14970 (trivially_conflicts_p): New function.
14971 (insert_backedge_copies): Use it.
14973 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14975 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14976 (handle_stdc_pragma): Use new enum constant names.
14977 (handle_pragma_float_const_decimal64): Ditto.
14979 2009-05-13 Ian Lance Taylor <iant@google.com>
14981 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14984 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14986 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14987 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14989 * config/m68k/m68k.h (FL_UCLINUX): Define.
14991 2009-05-13 Jan Hubicka <jh@suse.cz>
14993 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14995 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14997 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14998 unless -fschedule-insns is specified.
15000 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15003 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
15004 TARGET_EXPAND_CBRANCHDI4.
15005 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
15006 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
15007 (cmpeqdi): Fix comment.
15009 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15011 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
15012 (sh_legitimate_address_p): Likewise.
15013 * config/sh/sh.c (sh_legitimate_index_p): New.
15014 (sh_legitimate_address_p): Likewise.
15015 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
15016 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
15017 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
15018 (MAYBE_BASE_REGISTER_RTX_P): New macro.
15019 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
15020 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
15021 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
15022 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
15023 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
15025 2009-05-12 Jan Hubicka <jh@suse.cz>
15027 * tree-inline.c (estimate_operator_cost): Add operands;
15028 when division happens by constant, it is cheap.
15029 (estimate_num_insns): Loads and stores are not having cost of 0;
15030 EH magic stuff is cheap; when computing runtime cost of switch,
15031 use log2 base of amount of its cases; builtin_expect has cost of 0;
15032 compute cost for moving return value of call.
15033 (init_inline_once): Initialize time_based flags.
15034 * tree-inline.h (eni_weights_d): Add time_based flag.
15036 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15038 * df-core.c: Update head documentation.
15040 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15043 * rs6000.c (rs6000_generate_compare): Use op1b instead of
15044 shadowing exisiting variable op1.
15046 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
15049 * config/i386/driver-i386.c (processor_signatures): New enum.
15050 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
15051 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
15052 processor signature to detect geode processor.
15054 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15058 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15060 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15061 causes spurious differences between trunk and cond-optab branch.
15063 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15065 * dojump.c (compare_from_rtx): Delete.
15066 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
15067 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
15068 if the comparison does not satisfy the predicate; test predicates for
15069 operands 2 and 3 of a cstore pattern. Don't try cstore optab
15070 further if one existing pattern fails.
15071 * expr.h (compare_from_rtx): Delete.
15072 (prepare_operand): Declare it.
15073 * optabs.c: Change "lib call" to "libcall" throughout.
15074 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15075 HAVE_conditional_trap, emit_cmp_insn): Delete.
15076 (can_compare_p): Delete cmp_optab case.
15077 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15078 Accept other parameters by value.
15079 (prepare_operand): Make non-static.
15080 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15081 other parameters by value. Try to widen operands here based on
15082 an optab_methods argument and looking at cbranch_optab.
15083 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15084 loop. Use cbranch_optab directly.
15085 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15086 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15088 (emit_conditional_move, emit_conditional_add): Inline what's needed
15089 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15090 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15091 with COMPARE. Move cmov_optab and cstore_optab above
15092 with cbranch_optab, move cmp_optab down with ucmp_optab,
15093 remove tst_otpab. Do not initialize trap_rtx.
15094 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15095 for trap code. Do not check HAVE_conditional_trap. Use
15096 prepare_cmp_insn. Accept no predicate for operand 3.
15097 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15098 (OTI_ctrap, ctrap_optab): New.
15099 (tst_optab): Delete.
15100 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15101 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15102 with lookup of ctrap_optab.
15103 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15105 (ctrap_optab): New.
15107 * combine.c (combine_simplify_rtx, simplify_set): Do not
15108 special case comparing against zero for cc0 machines.
15109 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15110 COMPARE on cc0 machines.
15111 (simplify_relational_operation): Return a new expression when
15112 a COMPARE could be removed.
15113 * final.c (final_scan_insn): Compare cc_status values
15114 against LHS of a (compare FOO (const_int 0)) cc0 source.
15115 Also check if cc_status.value is the full compare.
15117 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15118 (cstoreMM4): Document.
15119 (conditional_trap): Document ctrapMM4 instead.
15120 (sync_compare_and_swapMM): Refer to cbranchcc4.
15121 (Dependent Patterns): Eliminate obsolete information referring to
15122 the old jump optimization phase.
15123 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15124 of compares with 0 on cc0 machines.
15125 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15126 avoiding references to cc0. Remove text about storing operands
15128 * doc/tm.texi (Condition Codes): Include blurb on different
15129 condition code representations, separate into subsections for
15130 CC0, MODE_CC and conditional execution.
15132 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15133 alpha_emit_setcc): Accept operands and a machine mode.
15134 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15135 Get code/op0/op1 from operands, use machine mode argument
15136 instead of alpha_compare.fp_p. Emit the branch here.
15137 (alpha_emit_setcc): Likewise, and return boolean.
15138 (alpha_emit_conditional_move): Likewise. Assert that
15139 cmp_op_mode == cmp_mode, and simplify accordingly.
15140 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15141 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15142 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15144 (stack probe test): Use cbranchdi4.
15145 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15147 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15148 * config/arc/arc.h (movsicc, movsfcc): Use it.
15149 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15150 (cbranchsi4, cstoresi4): New.
15151 (cmpsi, bCC and sCC expanders): Remove.
15153 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15154 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15155 * config/arm/predicates.md (arm_comparison_operator): Only include
15156 floating-point operators if there is a hardware floating-point unit.
15157 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15158 deferring to cbranch_cc and cstore_cc respectively.
15159 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15160 cbranch_cc, cstore_cc): New.
15161 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15163 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15165 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15166 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15168 (adjust_insn_length): Adjust calls.
15169 (avr_reorg): Handle (compare (foo) (const_int 0)).
15170 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15171 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15172 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15173 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15175 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15176 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15178 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15179 (cbranchsi4, cstorebi4, cstoresi4): New.
15180 (movbisi): This insn is duplicate, split it to zero_extend.
15181 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15182 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15183 (bfin_optimize_loop): Use cbranch expander.
15184 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15185 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15186 (bfin_bimode_comparison_operator): ... this.
15187 (bfin_direct_comparison_operator): New.
15189 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15190 inside (compare FOO (const_int 0)).
15191 (cris_rtx_costs): Handle ZERO_EXTRACT.
15192 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15193 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15194 (*tstdi_v32): Delete.
15195 (*cmpdi_non_v32): Add M alternative for operand 1.
15196 (cmpsi, cmp<mode>): Make private.
15197 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15199 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15201 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15202 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15203 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15204 (cc_reg_operand): New.
15205 (any_cond): Delete.
15206 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15207 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15208 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15209 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15210 crx_expand_scond): Delete.
15212 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15214 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15215 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15217 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15218 cstoresi4, cstoresf4, cstoredf4): New.
15219 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15220 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15221 Receive the entire operands array.
15222 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15223 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15224 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15225 Get test/op0/op1 from the operands array.
15226 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15228 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15229 (h8300_expand_store): New.
15230 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15232 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15233 (h8300_expand_store): New.
15234 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15235 or do not try to produce (set (cc0) REG).
15236 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15237 change a compare into a move to a scratch register. Disable some
15238 peepholes when comparing with zero.
15239 (tstsi, tsthi, tstsi, cmpqi): Make private.
15241 (bCC, sCC): Delete.
15242 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15245 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15246 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15247 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15248 (ix86_emit_i387_log1p): Use cbranchxf2.
15249 (ix86_expand_setcc): Return void.
15250 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15251 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15252 cmp<MODEF>, cmpcc): Remove.
15253 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15254 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15255 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15256 (sCC and bCC expanders): Remove.
15257 (stack_protect_test): Use cbranchcc4.
15259 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15261 (ia64_expand_compare): Accept three rtx by reference and return void.
15262 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15263 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15264 from *expr. Update *expr with the BImode comparison to do.
15265 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15266 cmptf, bCC, sCC, conditional_trap): Delete.
15267 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15268 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15269 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15270 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15271 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15273 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15274 type of last argument.
15275 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15276 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15277 use machine mode argument instead of branch_type. Remove dead
15278 code for floating-point comparisons.
15279 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15280 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15282 (cbranchsi4, cstoresi4): New.
15283 * config/iq2000/predicates.md (reg_or_const_operand): New.
15285 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15286 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15287 (b<code>_op): Rewrite to...
15288 (bcc_op): ... this, using match_operator.
15289 (s<code>_op): Rewrite to...
15290 (scc_op): ... this, using match_operator.
15291 (s<code>_24_op): Rewrite to...
15292 (scc_op_24): ... this, using match_operator.
15293 (s<code>_<mode>): Rewrite to...
15294 (cstore<mode>4): ... this, using match_operator.
15295 (s<code>_<mode>_24): Rewrite to...
15296 (cstore<mode>4_24): ... this, using match_operator.
15297 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15298 m32c_unpend_compare, m32c_expand_scc): Delete.
15299 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15300 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15301 (m32c_expand_movcc): Change NE to EQ if necessary.
15302 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15304 * config/m32r/m32r-protos.h (gen_cond_store): New.
15305 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15306 (gen_cond_store): New, from sCC patterns.
15307 (m32r_expand_block_move): Use cbranchsi4.
15308 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15309 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15310 (cbranchsi4, cstoresi4): New.
15312 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15314 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15315 (m68hc11_notice_update_cc): Look into a compare with 0.
15316 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15318 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15319 cmphi, cmpqi, bCC): Delete.
15320 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15321 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15322 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15325 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15326 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15327 * config/m68k/constraints.md (H): New.
15328 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15329 the define_insn below.
15330 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15331 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15332 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15333 patterns): Wrap RHS with COMPARE.
15334 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15335 (*cmpdi_internal): Name this pattern.
15336 (cmpdi): Change to define_insn.
15337 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15338 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15339 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15341 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15342 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15343 (conditional_trap): Change to...
15344 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15345 (*conditional_trap): Use the ordered_comparison_operator and
15346 const1_operand predicates.
15347 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15348 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15349 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15350 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15352 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15353 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15354 (mcore_gen_compare): New.
15355 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15356 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15357 (mcore_gen_compare): ... this.
15358 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15359 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15360 (stack probe pattern): Use cbranchsi4.
15362 * config/mips/predicates.md (mips_cstore_operator): New.
15363 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15364 * config/mips/mips.md (any_cond): Delete.
15365 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15367 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15368 fixuns_truncsfdi2): Use cbranch patterns.
15369 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15370 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15371 Adjust call to mips_expand_conditional_branch.
15372 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15374 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15375 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15376 * config/mips/mips.c (cmp_operands): Delete.
15377 (mips_emit_compare): Get comparison operands from *op0/*op1.
15378 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15379 that it succeeds. Use op0/op1 instead of cmp_operands.
15380 (mips_expand_conditional_branch, mips_expand_conditional_move,
15381 mips_expand_conditional_trap): Likewise.
15382 (mips_block_move_loop): Use cbranch patterns.
15383 * config/mips/mips.h (cmp_operands): Delete.
15385 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15386 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15387 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15388 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15389 (*cmpcc_folded): Rename to...
15390 (*cmpdi_folded): this.
15391 (*cmpcc): Rename to...
15393 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15396 (cbranchdf4): New. Handle invalid comparisons here.
15397 * config/mmix/predicates.md (float_comparison_operator): New.
15399 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15400 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15401 * config/mn10300/mn10300.md (tst): Delete.
15402 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15403 Name these patterns and wrap RHS in a compare.
15404 (*cmpsi): Make this pattern private. Include tst.
15405 (*cmpsf): Make this pattern private.
15406 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15407 (compare with zero peepholes): Likewise.
15409 (cbranchsi4, cbranchsf4): New.
15410 (casesi): Use cbranchsi4.
15412 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15413 hppa_branch_type): Delete.
15414 (return_addr_rtx): Use cbranchsi4.
15415 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15416 Emit CCFPmode comparison here.
15417 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15418 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15419 hppa_branch_type): Delete.
15420 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15421 (movsicc, movdicc): Remove references to hppa_compare_op0,
15422 hppa_compare_op1 and compare_from_rtx.
15423 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15424 (casesi): Use cbranchsi4.
15426 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15427 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15428 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15429 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15430 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15432 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15433 (*branch, *branch_inverted): New.
15435 * config/picochip/picochip.md (cbranchhi4): Use
15436 ordered_comparison_operator.
15437 (cmphi, bCC): Remove.
15439 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15440 (trap_comparison_operator): Delete.
15441 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15442 rs6000_emit_cbranch): Accept mode and operands.
15443 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15444 rs6000_compare_fp_p): Delete.
15445 (rs6000_generate_compare): Accept mode and comparison. Extract code
15446 and op0/op1 from there. Replace references to rs6000_compare_op0
15447 and rs6000_compare_op1.
15448 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15449 extract result from passed operands.
15450 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15451 extract loc from passed operands.
15452 (rs6000_emit_cmove): Likewise.
15453 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15454 rs6000_compare_fp_p): Delete.
15455 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15456 (cbranch<GPR>4, cbranch<FP>4): New.
15457 (cstore<mode>4): New. Consolidate here all choices about when to use
15458 portable or specialized sCC sequences.
15459 (stack_protect_test): Use cbranchsi4.
15460 (conditional_trap): Replace with ctrap<GPR>4.
15461 (conditional trap insn): Replace trap_comparison_operator with
15462 ordered_comparison_operator.
15464 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15465 (s390_emit_prologue): Use ctrap.
15466 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15467 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15468 New predicates replacing...
15469 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15470 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15471 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15472 (add<mode>cc): Do not use s390_compare_op0/op1.
15473 (s<code>): Change to...
15474 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15475 (seq): Change to...
15476 (cstorecc4): ... this. Handle EQ or NE equally.
15477 (*sne): Un-privatize for use in cstorecc4.
15478 (b<code>): Change to...
15479 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15480 (conditional_trap): Replace with...
15481 (ctrap<GPR>4, ctrap<FP>4): ... these.
15482 (stack_protect): Use cbranchcc4.
15484 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15485 * config/score/score-protos.h (score_gen_cmp): Delete.
15486 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15487 (score_block_move-loop): Use cbranchsi4.
15488 * config/score/score.md (cbranchsi4): New.
15489 (cmpsi, bCC): Delete.
15490 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15491 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15492 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15493 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15494 * config/score/score3.h (score3_gen_cmp): Delete.
15495 * config/score/score7.h (score7_gen_cmp): Delete.
15497 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15498 (sh_emit_scc_to_t): ... this. Return void.
15499 (from_compare): Rename to...
15500 (sh_emit_compare_and_branch): ... this.
15501 (sh_emit_compare_and_set): New.
15502 (sh_expand_t_scc): Accept operands.
15503 * config/sh/predicates.md (sh_float_comparison_operator): New.
15504 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15505 (prepare_scc_operands): Rename to...
15506 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15508 (sh_emit_cheap_store_flag): New.
15509 (sh_emit_set_t_insn): New.
15510 (from_compare): Rename to...
15511 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15512 handling of TARGET_SH2E floating point to avoid recursive call.
15513 Generate branch here.
15514 (sh_emit_compare_and_set): New.
15515 (sh_expand_t_scc): Get op0/op1 from arguments.
15516 (sh_emit_cheap_store_flag): New.
15517 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15519 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15520 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15521 (movsicc, movdicc): Do nothing when it recreated operands from
15522 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15523 prepare_scc_operands (now sh_emit_scc_to_t).
15524 (udivdi3): Use cstoresi4.
15525 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15526 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15527 (cbranchint4_media, cbranchfp4_media): New.
15528 (casesi): Use cbranchdi4.
15529 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15531 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15532 (movnegt): Remove second operand.
15533 (cbranchsf4, cbranchdf4): New.
15534 (stack_protect): Use cbranchdi4/cbranchsi4.
15536 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15537 (gen_compare_reg): Accept comparison, extract part of it to...
15538 (gen_compare_reg_1): ... this.
15539 (gen_compare_operator): Delete.
15540 (gen_v9_scc): Accept separate destination, comparison code and arms.
15541 Do not use sparc_compare_op0/sparc_compare_op1.
15542 (emit_scc_insn, emit_conditional_branch_insn): New.
15543 (emit_v9_brxx): Make static. Remove useless assertion.
15544 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15546 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15547 * config/sparc/sparc-protos.h (gen_compare_reg,
15548 sparc_emit_float_lib_cmp): Adjust prototype.
15549 (emit_scc_insn, emit_conditional_branch_insn): New.
15550 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15551 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15552 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15553 iterators to the top.
15554 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15555 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15556 snedi_special_trunc): Delete.
15557 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15558 and snedi_special_trunc.
15559 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15560 cbranchdi4, cbranch<F:mode>4): New.
15561 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15562 here. Use gen_compare_reg instead of gen_compare_operator.
15563 (conditional_trap): Replace with...
15564 (ctrapsi4, ctrapdi4): ... this.
15565 (stack_protect_test): Use cbranchcc4.
15567 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15569 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15570 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15571 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15572 from operands[0] or operands[3] depending on is_set.
15573 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15574 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15575 cmpdf, bCC), sCC: Remove.
15576 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15577 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15579 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15580 spu_emit_branch_or_set.
15582 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15584 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15585 xstormy16_compare_op1): Delete.
15586 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15587 xstormy16_compare_op1): Delete.
15588 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15590 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15591 (cmphi, cmpsi, bCC): Remove.
15593 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15594 (*cmpsi): ... this one.
15595 (cbranchsi4, cstoresi4): New.
15596 (bCC expanders): Delete.
15597 (sCC insns): Fold into...
15598 (*setcc): ... this one.
15599 (casesi): Do not use gen_cmpsi and gen_bgtu.
15600 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15601 (movsicc): Simplify.
15602 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15604 * config/vax/vax-protos.h (cond_name): New.
15605 (vax_output_conditional_branch): Remove.
15606 * config/vax/vax.c (cond_name): New.
15607 (vax_output_conditional_branch): Remove.
15608 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15609 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15610 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15611 (bit<VAXint>): Wrap source with (compare).
15612 (b<code> and following unnamed pattern): Rename to *branch and
15613 *branch_reversed. Change macroization to match_operator.
15614 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15616 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15617 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15618 Change last argument to machine_mode.
15619 (xtensa_expand_scc): Add machine_mode argument.
15620 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15621 (gen_conditional_move, xtensa_expand_conditional_branch,
15622 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15623 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15624 Adjust operand numbers.
15625 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15627 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15628 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15629 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15631 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15633 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15634 causes spurious differences between trunk and cond-optab branch.
15636 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15639 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15641 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15643 * tree.c (iterative_hash_pointer): Delete.
15644 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15645 Hash UIDs and versions of SSA names. Don't special-case built-in
15646 function declarations.
15648 2009-05-11 Ian Lance Taylor <iant@google.com>
15651 * graphite.c: Force -Wc++-compat to only be a warning before
15652 #including "cloog/cloog.h".
15654 2009-05-11 Martin Jambor <mjambor@suse.cz>
15656 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15658 2009-05-11 Jan Hubicka <jh@suse.cz>
15660 * tree-ssa-loop-ivcanon.c: Include target.h
15661 (struct loop_size): new structure.
15662 (constant_after_peeling): New predicate.
15663 (tree_estimate_loop_size): New function.
15664 (estimated_unrolled_size): Rewrite for new estimates.
15665 (try_unroll_loop_completely): Use new estimates.
15666 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15668 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15670 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15671 libcpp interface change.
15672 (spu_macro_to_expand): Likewise.
15674 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15676 PR tree-optimization/40026
15677 * gimplify.c (gimplify_init_constructor): Change initial conditional
15678 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15679 optimize_compound_literals_in_ctor.
15681 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15683 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15685 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15687 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15689 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15690 HOST_WIDE_INT for gap.
15692 2009-05-11 Ira Rosen <irar@il.ibm.com>
15694 PR tree-optimization/40074
15695 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15696 account in group size and step comparison.
15698 2009-05-11 Richard Guenther <rguenther@suse.de>
15700 * passes.c (init_optimization_passes): Strip now incorrect comment.
15701 (execute_function_todo): Do not set PROP_alias.
15702 * tree-pass.h (PROP_alias): Remove.
15703 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15704 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15705 * tree-nrv.c (pass_return_slot): Likewise.
15706 * tree-object-size.c (pass_object_sizes): Likewise.
15707 * tree-ssa-dom.c (pass_dominator): Likewise.
15708 (pass_phi_only_cprop): Likewise.
15709 * tree-ssa-dse.c (pass_dse): Likewise.
15710 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15711 (pass_cselim): Likewise.
15712 * tree-ssa-pre.c (pass_pre): Likewise.
15713 (pass_fre): Likewise.
15714 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15715 * tree-ssa-sink.c (pass_sink_code): Likewise.
15716 * tree-stdarg.c (pass_stdarg): Likewise.
15717 * tree-tailcall.c (pass_tail_calls): Likewise.
15718 * tree-vrp.c (pass_vrp): Likewise.
15720 2009-05-10 Ian Lance Taylor <iant@google.com>
15722 * basic-block.h (enum profile_status): Break out of struct
15723 control_flow_graph.
15724 * cgraph.h (struct inline_summary): Break out of struct
15726 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15727 of struct cgraph_order_sort.
15728 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15729 * cse.c (struct branch_path): Break out of struct
15730 cse_basic_block_data.
15731 * except.h (enum eh_region_type): Break out of struct eh_region.
15732 * gcc.c (enum add_del): Break out of struct modify_target.
15733 * genrecog.c (enum decision_type): Break out of struct decision_test.
15734 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15736 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15737 * regmove.c (enum match_use): New enum, broken out of struct match.
15738 * sched-int.h (enum post_call_group): New enum, broken out of
15740 (struct deps_reg): Break out of struct deps.
15741 * target.h (struct asm_int_op): Break out of struct gcc_target.
15742 * tree-eh.c (struct goto_queue_node): Break out of struct
15744 * tree-inline.h (enum copy_body_cge_which): Break out of
15746 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15748 * c-decl.c (in_struct, struct_types): New static variables.
15749 (pushtag): Add loc parameter. Change all callers.
15750 (lookup_tag): Add ploc parameter. Change all callers.
15751 (check_compound_literal_type): New function.
15752 (parser_xref_tag): Add loc parameter. Change all callers. If
15753 -Wc++-compat, warn about struct/union/enum types defined within a
15755 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15756 and loc parameters. Change all callers. Change error calls to
15757 error_at, using loc. For a redefinition, if the location of the
15758 original definition is known, report it. Set in_struct and
15759 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15760 (finish_struct): Add new parameters enclosing_in_struct and
15761 enclosing_struct_types. Change all callers. Set
15762 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15763 in the struct. If in a struct, add this struct to struct_types.
15764 (start_enum): Add loc parameter. Change all callers. Use
15765 error_at for errors, using loc. For a redefinition, if the
15766 location of the original definition is known, report it. If in a
15767 struct, add this enum type to struct_types. If -Wc++-compat warn
15768 if in sizeof, typeof, or alignof.
15769 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15770 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15771 (c_parser_enum_specifier): Get enum location for start_enum.
15772 (c_parser_struct_or_union_specifier): Get struct location for
15773 start_struct. Save in_struct and struct_types status between
15774 start_struct and finish_struct.
15775 (c_parser_cast_expression): Get location of cast.
15776 (c_parser_alignof_expression): Get location of type.
15777 (c_parser_postfix_expression): Likewise.
15778 (c_parser_postfix_expression_after_paren_type): Add type_loc
15779 parameter. Change all callers. Call check_compound_literal_type.
15780 Use type_loc for error about variable size type.
15781 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15782 of an enum constant from an enum type defined in a struct or union.
15783 (c_cast_expr): Add loc parameter. Change all callers. If
15784 -Wc++-compat, warn about defining a type in a cast.
15785 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15786 (start_enum, start_struct, finish_struct): Update declarations.
15787 (parser_xref_tag, c_cast_expr): Update declarations.
15788 (check_compound_literal_type): Declare.
15790 2009-05-11 Ben Elliston <bje@au.ibm.com>
15792 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15793 for recent libcpp interface change.
15794 (rs6000_macro_to_expand): Likewise.
15796 2009-05-10 Michael Matz <matz@suse.de>
15799 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15800 not at entry of function.
15802 2009-05-10 Richard Guenther <rguenther@suse.de>
15804 PR tree-optimization/40081
15806 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15807 using the main variant of the element type. Do not fiddle with
15808 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15810 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15811 structs with volatile fields.
15813 2009-05-10 Jan Hubicka <jh@suse.cz>
15815 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15816 (estimate_move_cost): Assert that it does not get called for
15818 (estimate_num_insns): Skip VOID types in argument handling.
15819 (optimize_inline_calls): Delete unreachable blocks and verify that
15820 callgraph is valid.
15822 2009-05-10 Jan Hubicka <jh@suse.cz>
15824 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15825 * cgraph.c (cgraph_mark_address_taken_node): New function.
15826 (dump_cgraph_node): Dump new flag.
15827 * cgraph.h (struct cgraph_node): Add address_taken.
15828 (cgraph_mark_address_taken_node): New function.
15829 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15830 since new direct calls can be born.
15832 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15834 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15835 tok->val.node.node.
15837 2009-05-10 Jan Hubicka <jh@suse.cz>
15839 PR middle-end/40084
15840 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15842 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15843 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15844 * tree-inline.c (copy_bb): Set frequency correctly.
15845 (fold_marked_statements): Update call to
15846 cgraph_update_edges_for_call_stmt.
15848 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15850 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15851 identifiers in diagnostics.
15852 * config/arm/arm.c (arm_handle_fndecl_attribute,
15853 arm_handle_isr_attribute): Likewise.
15854 * config/avr/avr.c (avr_handle_progmem_attribute,
15855 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15856 * config/bfin/bfin.c (handle_int_attribute,
15857 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15858 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15859 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15861 * config/darwin.c (darwin_handle_kext_attribute,
15862 darwin_handle_weak_import_attribute): Likewise.
15863 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15864 h8300_handle_eightbit_data_attribute,
15865 h8300_handle_tiny_data_attribute): Likewise.
15866 * config/i386/i386.c (ix86_handle_cconv_attribute,
15867 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15868 * config/i386/winnt.c (ix86_handle_shared_attribute,
15869 ix86_handle_selectany_attribute): Likewise.
15870 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15871 * config/m32c/m32c.c (function_vector_handler): Likewise.
15872 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15873 m68hc11_handle_fntype_attribute): Likewise.
15874 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15875 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15876 * config/mips/mips.c (mips_insert_attributes,
15877 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15878 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15879 rs6000_handle_struct_attribute): Likewise.
15880 * config/sh/sh.c (sh_insert_attributes,
15881 sh_handle_resbank_handler_attribute,
15882 sh_handle_interrupt_handler_attribute,
15883 sh2a_handle_function_vector_handler_attribute,
15884 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15886 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15887 * config/spu/spu.c (spu_handle_fndecl_attribute,
15888 spu_handle_vector_attribute): Likewise.
15889 * config/stormy16/stormy16.c
15890 (xstormy16_handle_interrupt_attribute): Likewise.
15891 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15892 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15894 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15896 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15897 (pp_translate_identifiers): New.
15898 (pp_identifier): Only conditionally translate identifier to locale
15900 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15901 (pp_base_tree_identifier): Only conditionally translate identifier
15902 to locale character set.
15903 * c-pretty-print.c (M_): Define.
15904 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15905 fragments for conditional translation with M_.
15906 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15907 identifier translation.
15909 2009-05-10 Richard Guenther <rguenther@suse.de>
15911 PR tree-optimization/40081
15912 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15913 using the main variant of the element type. Do not fiddle with
15914 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15916 2009-05-09 Jan Hubicka <jh@suse.cz>
15918 PR middle-end/40080
15919 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15920 indirect calls; verify cgraph afterwards.
15922 2009-05-09 Jan Hubicka <jh@suse.cz>
15925 * ipa.c (update_inlined_to_pointer): New function.
15926 (cgraph_remove_unreachable_nodes): Use it.
15928 2009-05-09 Jan Hubicka <jh@suse.cz>
15930 * tree-eh.c (struct leh_state): Remove prev_try.
15931 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15932 not track prev_try.
15933 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15934 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15935 remove_eh_handler_and_replace, foreach_reachable_handler,
15936 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15937 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15938 (gen_eh_region_cleanup): Update prototype.
15940 2009-05-09 Jan Hubicka <jh@suse.cz>
15942 PR middle-end/40043
15943 * except.c (copy_eh_region): Always set prev_try.
15944 (redirect_eh_edge_to_label): Find outer try.
15945 (foreach_reachable_handler): When looking for prev try
15946 handle case where previous try is not going to be taken.
15948 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15950 PR tree-optimization/40049
15951 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15952 only vector/vector shifts, convert the type of the constant to the
15953 appropriate type to avoid building incorrect trees, which
15954 eventually have problems with garbage collection.
15956 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15958 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15959 -1 for complex floating-point types if honoring signed zeros.
15961 2009-05-08 Jan Hubicka <jh@suse.cz>
15963 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15964 argument; handle correctly when profile is absent.
15965 (build_cgraph_edges): Update.
15966 (rebuild_cgraph_edges): Update.
15967 * cgraph.c: Do not include varray.h.
15968 (cgraph_set_call_stmt_including_clones): New function.
15969 (cgraph_create_edge_including_clones): Likewise
15970 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15971 (cgraph_update_edges_for_call_stmt): Handle clones.
15972 (cgraph_remove_node): Handle clone tree.
15973 (cgraph_remove_node_and_inline_clones): New function.
15974 (dump_cgraph_node): Dump clone tree.
15975 (cgraph_clone_node): Handle clone tree.
15976 (clone_function_name): Bring here from tree-inline.c.
15977 (cgraph_create_virtual_clone): New function.
15978 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15979 (cgraph_clone_info): New function.
15980 (strut cgraph_node): Add clone_info and new clone tree pointers.
15981 (cgraph_remove_node_and_inline_clones,
15982 cgraph_set_call_stmt_including_clones,
15983 cgraph_create_edge_including_clones,
15984 cgraph_create_virtual_clone): Declare.
15985 (cgraph_function_versioning): Use VEC argument.
15986 (compute_call_stmt_bb_frequency): Update prototype.
15987 (cgraph_materialize_all_clones): New function.
15988 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15989 (ipcp_create_replace_map): Update to VECtors.
15990 (ipcp_update_callgraph): Use virtual clones.
15991 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15992 (ipcp_update_profiling): Do not update local profiling.
15993 (ipcp_insert_stage): Use VECtors and virtual clones.
15994 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15995 (clone_of_p): New function.
15996 (cgraph_preserve_function_body_p): Use clone tree.
15997 (cgraph_optimize): Materialize clones.
15998 (cgraph_function_versioning): Update for VECtors.
15999 (save_inline_function_body): Use clone tree.
16000 (cgraph_materialize_clone): New function.
16001 (cgraph_materialize_all_clones): Likewise.
16002 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
16003 * ipa.c: Include gimple.h.
16004 (cgraph_remove_unreachable_nodes): Use clone tree.
16005 * ipa-prop.c (ipa_note_param_call): Update call to
16006 compute_call_stmt_bb_frequencycall.
16007 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
16008 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
16009 (copy_bb): Handle updating of clone tree; add new edge when new call
16011 (expand_call_inline): Be strict about every call having edge.
16012 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
16013 (delete_unreachable_blocks_update_callgraph): New function.
16014 (tree_function_versioning): Use VECtors; always remove unreachable
16015 blocks and fold conditionals.
16016 * tree-inline.h: Do not include varray.h.
16017 (tree_function_versioning): Remove.
16018 * Makefile.in (GTFILES): Remove tree-inline.c
16019 * passes.c (do_per_function): Do only functions having body.
16020 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
16023 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
16024 Andrew Morrow <acm@google.com>
16027 * c-common.c (c_common_attribute_table): Permit deprecated
16028 attribute to take an optional argument.
16029 (handle_deprecated_attribute): If the optional argument to
16030 __attribute__((deprecated)) is not a string ignore the attribute
16031 and emit a warning.
16033 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
16034 * c-typeck.c (build_component_ref): Likewise.
16035 (build_external_ref): Likewise.
16037 * toplev.c (warn_deprecated_use): Add an attribute argument.
16038 Emit the message associated with __attribute__((deprecated)).
16040 * toplev.h (warn_deprecated_use): Updated.
16042 * doc/extend.texi: Document new optional parameter to
16043 __attribute__((deprecated))
16045 2009-05-08 Michael Eager <eager@eagercon.com>
16047 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
16048 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
16050 2009-05-08 Richard Guenther <rguenther@suse.de>
16052 PR tree-optimization/40062
16053 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
16054 Avoid exponential behavior.
16056 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16058 PR rtl-optimization/33928
16060 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
16061 process_uses, build_single_def_use_links): New.
16062 (update_df): Update use_def_ref.
16063 (forward_propagate_into): Use get_def_for_use instead of use-def
16065 (fwprop_init): Call build_single_def_use_links and let it initialize
16067 (fwprop_done): Free use_def_ref.
16068 (fwprop_addr): Eliminate duplicate call to df_set_flags.
16069 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
16070 df_rd_simulate_one_insn): New.
16071 (df_rd_bb_local_compute_process_def): Update head comment.
16072 (df_chain_create_bb): Use the new RD simulation functions.
16073 * df.h (df_rd_simulate_artificial_defs_at_top,
16074 df_rd_simulate_one_insn): New.
16075 * opts.c (decode_options): Enable fwprop at -O1.
16076 * doc/invoke.texi (-fforward-propagate): Document this.
16078 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16081 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16082 and one complex operand specially.
16083 * tree-complex.c (some_nonzerop): Do not identify a real value as
16084 zero if flag_signed_zeros.
16086 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16088 PR rtl-optimization/33928
16089 * loop-invariant.c (record_use): Fix && vs. || mishap.
16091 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16093 PR rtl-optimization/33928
16094 * loop-invariant.c (struct use): Add addr_use_p.
16095 (struct def): Add n_addr_uses.
16096 (struct invariant): Add cheap_address.
16097 (create_new_invariant): Set cheap_address.
16098 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16099 (record_uses): Pass df_ref to record_use.
16100 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16103 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16105 * config/sh/sh.c: Do not include c-pragma.h.
16107 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16109 * config/spu/spu.c: Remove include of c-common.h.
16111 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16114 * c-common.h (mark_valid_location_for_stdc_pragma,
16115 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16116 clear_float_const_decimal64, float_const_decimal64_p): New.
16117 * c.opt (Wunsuffixed-float-constants): New.
16118 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16119 unsuffixed float constant, handle new warning.
16120 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16121 * c-decl.c (c_scope): New flag float_const_decimal64.
16122 (set_float_const_decimal64, clear_float_const_decimal64,
16123 float_const_decimal64_p): New.
16124 (push_scope): Set new flag.
16125 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16126 to use STDC pragmas.
16127 (c_parser_external_declaration): Ditto.
16128 (c_parser_compound_statement_nostart): Ditto.
16129 * c-pragma.c (valid_location_for_stdc_pragma,
16130 mark_valid_location_for_stdc_pragma,
16131 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16132 handle_pragma_float_const_decimal64): New.
16133 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16134 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16135 set_float_const_decimal64, clear_float_const_decimal64,
16136 float_const_decimal64_p): New dummy functions.
16137 * doc/extend.texi (Decimal Float): Remove statement that the
16138 pragma, and suffix for double constants, are not supported.
16139 * doc/invoke.texi (Warning Options): List new option.
16140 (-Wunsuffixed-float-constants): New.
16142 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16144 * config/i386/i386.c: Do not include c-common.h.
16146 2009-05-07 Mark Heffernan <meheff@google.com>
16148 * doc/invoke.texi (Debugging Options): Document change of debugging
16150 * opts.c (decode_options): Make dump_base_name relative to
16151 aux_base_name directory.
16153 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16155 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16156 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16158 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16160 * Makefile.in (install-plugin): Simplify a bit.
16162 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16164 * Makefile.in (OBJS-common): Add regcprop.o.
16166 * timevar.def (TV_CPROP_REGISTERS): New.
16167 * regrename.c (regrename_optimize): Return 0.
16168 (rest_of_handle_regrename): Delete.
16169 (pass_rename_registers): Point to regrename_optimize.
16170 (struct value_data_entry, struct value_data,
16171 kill_value_one_regno, kill_value_regno, kill_value,
16172 set_value_regno, init_value_data, kill_clobbered_value,
16173 kill_set_value, kill_autoinc_value, copy_value,
16174 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16175 replace_oldest_value_reg, replace_oldest_value_addr,
16176 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16177 debug_value_data, validate_value_data): Move...
16178 * regcprop.c: ... here.
16179 (rest_of_handle_cprop): Delete.
16180 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16182 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16184 PR middle-end/40057
16185 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16186 GEN_INT for 1 << bitnum.
16187 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16188 build_int_cst_type.
16190 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16192 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16193 Remove wrong description of "nand" operation.
16195 2009-05-06 Richard Guenther <rguenther@suse.de>
16196 Adam Nemet <anemet@caviumnetworks.com>
16198 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16199 comment. Add that if LHS is not a gimple register, then RHS1 has
16200 to be a single object (GIMPLE_SINGLE_RHS).
16202 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16204 * expr.c (get_def_for_expr): Move it up in the file.
16205 (store_field): When expanding a bit-field store, look at the
16206 defining gimple stmt for the masking conversion.
16208 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16210 PR middle-end/39986
16211 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16212 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16213 32-bit memcpy into long.
16215 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16217 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16218 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16220 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16221 instead of appending DW_OP_deref*.
16223 2009-05-06 Michael Matz <matz@suse.de>
16225 PR middle-end/40021
16226 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16227 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16229 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16231 * Makefile.in (install-plugin): Fix srcdir handling.
16233 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16235 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16236 when processing for not_regs_needed bitmap.
16237 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16238 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16239 handling it for rhs.
16241 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16243 * config/i386/i386.md (unnamed inc/dec peephole): Use
16244 optimize_insn_for_size_p instead of optimize_size.
16245 * config/i386/predicates.md (incdec_operand): Likewise.
16246 (aligned_operand): Likewise.
16247 * config/i386/sse.md (divv8sf3): Likewise.
16248 (sqrtv8sf2): Likewise.
16250 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16252 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16254 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16256 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16258 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16259 ssemodesuffixf2c with avxmodesuffixf2c.
16261 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16264 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16266 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16268 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16269 (struct tree_base): Adjust spacing for 8 bit boundaries.
16270 (struct tree_decl_common): Add decl_by_reference_flag bit.
16271 (DECL_BY_REFERENCE): Adjust.
16272 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16273 print DECL_BY_REFERENCE bit.
16274 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16275 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16276 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16277 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16280 PR middle-end/39666
16281 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16282 range of the type, but default label is missing, add it with one
16283 of the existing labels instead of adding a new label for it.
16285 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16289 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16291 * Makefile.in (enable_plugin, plugin_includedir): New.
16292 (install): Depend on install-plugin.
16293 (PLUGIN_HEADERS): New.
16294 (install-plugin): New.
16295 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16297 2009-05-05 Richard Guenther <rguenther@suse.de>
16299 PR tree-optimization/40022
16300 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16302 (phivn_valid_p): Fix tuplification error, simplify.
16303 (phiprop_insert_phi): Add dumps.
16304 (propagate_with_phi): Simplify.
16306 2009-05-05 Richard Guenther <rguenther@suse.de>
16308 PR middle-end/40023
16309 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16311 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16313 * tree.h (strip_float_extensions): Remove duplicate declaration.
16314 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16315 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16316 block_ultimate_origin): Rearrange the declarations line to match the
16317 comment that indicates the .c file which the functions are defined.
16318 (dwarf2out_*, set_decl_rtl): Add comment.
16319 (get_base_address): Adjust comment.
16320 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16321 declarations line and add comment.
16322 (is_builtin_name): Add blank after function name, for clarity.
16324 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16326 * attribs.c (decl_attributes): Use %qE for identifiers in
16328 * cgraphunit.c (verify_cgraph_node): Translate function names to
16329 locale character set in diagnostics.
16330 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16332 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16333 Document that functions are named in UTF-8.
16334 * expr.c (expand_expr_real_1): Translate function names to locale
16335 character set in diagnostics.
16336 * gimplify.c (omp_notice_variable, omp_is_private,
16337 gimplify_scan_omp_clauses): Use %qE for identifiers in
16339 * langhooks.c (lhd_print_error_function): Translate function names
16340 to locale character set.
16341 * langhooks.h (decl_printable_name): Document that return value is
16342 in internal character set.
16343 * stmt.c: Include pretty-print.h
16344 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16346 (resolve_operand_name_1): Translate named operand name to locale
16348 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16350 * toplev.c (announce_function): Translate function names to locale
16352 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16353 (default_tree_printer): Use pp_identifier or translate identifiers
16354 to locale character set. Mark "<anonymous>" for translation.
16355 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16356 for identifiers in diagnostics.
16357 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16359 * varasm.c (output_constructor): Use %qE for identifiers in
16362 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16364 * configure.ac: use ` ` instead of $()
16365 * configure: Regenerate.
16367 2009-05-05 Ben Elliston <bje@au.ibm.com>
16369 * config/pa/linux-atomic.c: Eliminate conditional include of
16370 errno.h on non-LP64 systems to simplify build requirements.
16372 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16374 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16376 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16377 and pass value to identifier_to_locale.
16378 (warn_variable_length_array): Make name a tree.
16379 (grokdeclarator): Separate diagnostic texts for named and unnamed
16380 declarators. Use %qE for named declarators.
16381 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16383 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16384 identifiers in diagnostics.
16385 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16386 identifier_to_locale. Mark "anonymous" strings for translation.
16388 2009-05-04 Michael Eager <eager@eagercon.com>
16390 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16391 address for DImode/DFmode only if double-precision FP regs.
16393 2009-05-04 Michael Eager <eager@eagercon.com>
16395 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16396 TARGET_SINGLE_FLOAT check.
16398 2009-05-04 Michael Eager <eager@eagercon.com>
16400 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16402 2009-05-04 Michael Eager <eager@eagercon.com>
16404 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16405 * config/rs6000/t-xilinx: New
16407 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16409 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16410 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16411 * gcc/explow.c (memory_address): Use target hook.
16412 * gcc/targhooks.c (default_legitimize_address): New.
16413 * gcc/targhooks.h (default_legitimize_address): New.
16414 * gcc/target.h (legitimize_address): New.
16415 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16416 (TARGET_INITIALIZER): Include it.
16417 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16419 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16420 * config/bfin/bfin.c (legitimize_address): Remove.
16421 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16422 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16424 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16425 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16427 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16428 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16429 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16430 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16431 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16432 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16433 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16434 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16435 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16436 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16437 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16438 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16439 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16440 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16441 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16442 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16443 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16444 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16445 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16446 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16447 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16448 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16449 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16451 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16452 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16453 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16454 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16455 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16456 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16457 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16458 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16459 (thumb_legitimize_address): Delete.
16460 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16461 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16462 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16463 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16464 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16465 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16467 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16470 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16471 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16472 * config/m32r/m32r.c (m32r_legitimize_address): New.
16473 * config/m68k/m68k.c (m68k_legitimize_address): New.
16474 * config/score/score.c (score_legitimize_address): Standardize.
16475 * config/score/score3.c (score3_legitimize_address): Standardize.
16476 * config/score/score3.h (score3_legitimize_address): Adjust.
16477 * config/score/score7.c (score7_legitimize_address): Standardize.
16478 * config/score/score7.h (score7_legitimize_address): Adjust.
16479 * config/sh/sh.c (sh_legitimize_address): New.
16480 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16482 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16483 (s390_legitimize_address): ... this.
16484 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16485 (sparc_legitimize_address): ... this.
16486 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16487 (ix86_legitimize_address): ... this.
16488 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16489 (avr_legitimize_address): ... this.
16490 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16491 (mn10300_legitimize_address): ... this.
16492 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16493 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16494 (alpha_expand_mov): Adjust call.
16496 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16497 * config/spu/spu.c (spu_legitimize_address): Likewise.
16498 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16499 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16501 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16503 * intl.c (locale_encoding, locale_utf8): New.
16504 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16505 * intl.h (locale_encoding, locale_utf8): Declare.
16506 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16507 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16509 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16511 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16512 (pp_base_tree_identifier): Declare as function.
16513 (identifier_to_locale): Declare.
16514 * Makefile.in (pretty-print.o): Update dependencies.
16515 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16517 2009-05-04 Richard Guenther <rguenther@suse.de>
16519 PR middle-end/40015
16520 * builtins.c (fold_builtin_memory_op): Do not decay to element
16521 type if the size matches the whole array.
16523 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16525 * expmed.c (synth_mult): When trying out a shift, pass the result
16528 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16530 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16531 (shiftsub1_cost): New.
16532 (init_expmed): Compute shiftsub1_cost.
16533 (synth_mult): Optimize multiplications by constants of the form
16534 -(2^^m-1) for some constant positive integer m.
16536 2009-05-03 Richard Guenther <rguenther@suse.de>
16539 * c-typeck.c (array_to_pointer_conversion): Do not built
16540 ADDR_EXPRs of arrays of pointer-to-element type.
16541 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16542 up wrong ADDR_EXPRs after-the-fact.
16543 * c-common.c (strict_aliasing_warning): Strip pointer
16544 conversions for obtaining the original type.
16545 * builtins.c (fold_builtin_memset): Handle array types.
16546 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16549 2009-05-03 Richard Guenther <rguenther@suse.de>
16551 PR middle-end/23329
16552 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16553 Do not lose casts from array types with unknown extent to array
16554 types with known extent.
16555 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16556 alias set compatibility.
16558 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16560 * flags.h (extra_warnings): Delete.
16561 * toplev.c (process_options): Handle Wuninitialized here.
16562 * opts.c (extra_warnings): Delete.
16563 (set_Wextra): Delete.
16564 (common_handle_option): -Wextra can be handled automatically.
16565 * c-opts.c (c_common_handle_option): Delete obsolete code.
16566 (c_common_post_options): Simplify comment.
16567 * common.opt (W): Add Var.
16569 (Wuninitialized): Initialize to -1.
16571 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16572 Richard Guenther <rguenther@suse.de>
16574 * expr.c (get_def_for_expr): New function.
16575 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16576 SSA rather than trees.
16577 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16578 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16580 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16582 * c-common.c (reswords): Add _Imaginary.
16583 * c-common.c (enum rid): Add RID_IMAGINARY.
16585 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16587 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16588 Patch by Richard Guenther.
16590 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16592 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16593 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16594 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16595 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16596 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16597 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16598 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16599 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16600 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16601 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16602 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16603 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16604 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16605 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16606 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16607 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16608 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16609 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16611 2009-05-02 Richard Guenther <rguenther@suse.de>
16613 PR tree-optimization/39940
16614 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16617 2009-05-02 Richard Guenther <rguenther@suse.de>
16619 PR middle-end/40001
16620 * tree-ssa.c (execute_update_addresses_taken): Properly check
16621 if we can mark a variable DECL_GIMPLE_REG_P.
16622 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16623 back to the end of the function.
16624 (is_gimple_reg_type): Remove complex type special casing.
16625 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16628 2009-05-02 Ben Elliston <bje@au.ibm.com>
16630 * doc/collect2.texi (Collect2): Document search path behaviour
16631 when configured with --with-ld.
16633 2009-05-02 Jan Hubicka <jh@suse.cz>
16635 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16636 parameter; update callers.
16637 (coalesce_cost_edge): EH edges are costier because they needs
16638 splitting even if not critical and even more costier when there are
16639 multiple EH predecestors.
16641 2009-05-02 Jan Hubicka <jh@suse.cz>
16643 * except.c (remove_eh_handler_and_replace): Handle updating after
16644 removing TRY blocks.
16646 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16648 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16650 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16652 * varasm.c: Do not include c-pragma.h.
16653 * attribs.c: Do not incude c-common.h.
16655 2009-05-01 Michael Matz <matz@suse.de>
16657 * calls.c (initialize_argument_information): Handle SSA names like
16658 decls with a non MEM_P DECL_RTL.
16660 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16662 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16663 * ipa-utils.c: Likewise.
16664 * ipa-type-escape.c: Likewise.
16665 * cgraphunit.c Do not include c-common.h.
16666 * ipa-pure-const.c: Likewise.
16667 * tree-if-conv.c: Likewise.
16668 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16669 * ipa-struct-reorg.c: Likewise.
16670 * tree-nomudflap.c: Likewise.
16671 * tree-ssa-structalias.c: Likewise.
16673 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16675 * store-motion.c: Many cleanups to make this pass a first-class
16676 citizen instead of an appendix to gcse load motion. Add TODO list
16677 to make this pass faster/cleaner/better.
16679 (struct ls_expr): Post gcse.c-split cleanups.
16680 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16681 "stores" field to "avail_stores".
16682 (pre_ldst_mems): Rename to store_motion_mems.
16683 (pre_ldst_table): Rename to store_motion_mems_table.
16684 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16685 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16686 (ldst_entry): Rename to st_expr_entry, update users.
16687 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16688 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16689 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16691 (first_ls_expr): Rename to first_st_expr, update users.
16692 (next_ls_expr): Rename to next_st_expr, update users.
16693 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16694 fields properly for store motion instead of names inherited from load
16696 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16697 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16700 (ae_kill): Rename to st_kill, update users.
16701 (ae_gen): Rename to st_avloc, update users.
16702 (transp): Rename to st_transp, update users.
16703 (pre_insert_map): Rename to st_insert_map, update users.
16704 (pre_delete_map): Rename to st_delete_map, update users.
16705 (insert_store, build_store_vectors, free_store_memory,
16706 one_store_motion_pass): Update for abovementioned changes.
16708 (gcse_subst_count, gcse_create_count): Remove.
16709 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16710 and "n_stores_created", local variables.
16712 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16715 (regvec, compute_store_table_current_insn): Remove.
16716 (reg_set_info, reg_clear_last_set): Remove.
16717 (compute_store_table): Use DF caches instead of local dataflow
16720 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16722 * c-objc-common.c (c_tree_printer): Print identifiers with
16723 pp_identifier, not pp_string. Mark "({anonymous})" for
16725 * c-pretty-print.c (pp_c_ws_string): New.
16726 (pp_c_cv_qualifier, pp_c_type_specifier,
16727 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16728 pp_c_storage_class_specifier, pp_c_function_specifier,
16729 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16730 pp_c_primary_expression, pp_c_postfix_expression,
16731 pp_c_unary_expression, pp_c_shift_expression,
16732 pp_c_relational_expression, pp_c_equality_expression,
16733 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16734 use pp_string and pp_c_ws_string in place of pp_identifier and
16735 pp_c_identifier for non-identifiers. Mark English strings for
16737 * c-pretty-print.h (pp_c_ws_string): Declare.
16739 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16740 Roland McGrath <roland@redhat.com>
16742 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16743 (ENABLE_LD_BUILDID): New configuration option.
16744 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16745 (LINK_BUILDID_SPEC): New macro.
16746 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16748 * doc/install.texi: Document --enable-linker-build-id option.
16749 * configure: Rebuild.
16750 * config.in: Rebuild.
16752 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16754 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16755 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16756 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16757 MIPS_GP_SAVE_AREA_SIZE.
16758 * config/mips/mips.c (struct mips_frame_info): Update comment
16759 before arg_pointer_offset and hard_frame_pointer_offset.
16760 (mips_compute_frame_info): Update diagram before function: to
16761 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16762 indicate the position of frame_pointer_rtx with -fstack-protector and
16763 to show args_size. Don't allocate cprestore area for leaf functions
16764 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16766 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16768 2009-04-30 Michael Matz <matz@suse.de>
16770 PR tree-optimization/39955
16771 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16773 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16775 * ira.c (setup_cover_and_important_classes): Use safe macro
16776 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16778 * genpreds.c (write_tm_preds_h): Output suitable definition of
16779 REG_CLASS_FOR_CONSTRAINT.
16781 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16783 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16785 * bitmap.c (bitmap_descriptor): Likewise.
16786 * ggc-common.c (loc_descriptor): Likewise.
16787 * varray.c (varray_descriptor): Likewise.
16788 * vec.c (vec_descriptor): Likewise.
16790 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16792 * Makefile.in (dce.o): Add $(EXCEPT_H).
16793 * dce.c: Include except.h and delete redundant vector definitions.
16794 (deletable_insn_p): Return false for non-call insns that can throw
16797 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16799 * gcse.c (ae_gen): Remove.
16800 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16801 and make non-static function to make it available in store-motion.c.
16802 Update call sites with search-and-replace.
16803 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16804 extract_mentioned_regs, extract_mentioned_regs_helper,
16805 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16806 store_killed_in_insn, store_killed_after, store_killed_before,
16807 build_store_vectors, insert_insn_start_basic_block, insert-store,
16808 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16809 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16810 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16811 * store-motion.c: ...new file. Also copy data structures from gcse.c
16812 and clean up to remove parts not used by store motion.
16813 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16814 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16816 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16819 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16820 when optimizing for size.
16822 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16824 * gcse.c (gcse_constant_p): Fix typo in last change.
16826 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16828 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16830 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16832 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16834 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16836 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16837 CONST_HIGH_PART result.
16839 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16841 * config/avr/avr.c (initial_elimination_offset): Rename to
16842 avr_initial_elimination_offset.
16843 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16844 change return type to bool.
16845 (avr_can_eliminate): New function.
16846 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16847 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16848 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16849 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16850 avr_initial_elimination_offset.
16851 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16852 (avr_initial_elimination_offset): Define.
16854 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16855 Steven Bosscher <steven@gcc.gnu.org>
16857 PR rtl-optimization/39938
16858 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16859 * cfgrtl.c: Include insn-attr.h.
16860 (rest_of_pass_free_cfg): New function.
16861 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16862 * resource.c (init_resource_info): Remove call to df_analyze.
16864 2009-04-29 Richard Guenther <rguenther@suse.de>
16867 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16868 allow conversion to signed integers.
16870 2009-04-29 Richard Guenther <rguenther@suse.de>
16872 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16873 shifts of floating point vectors if the shift amount is
16874 a constant multiple of the element size.
16876 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16877 Michael Matz <matz@suse.de>
16879 PR middle-end/39927
16881 * tree-outof-ssa.c (emit_partition_copy): New function.
16882 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16883 insert_part_to_rtx_on_edge): Perform the partition base var
16884 copy using emit_partition_copy.
16885 (insert_value_copy_on_edge): Convert constants to the right mode.
16886 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16887 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16889 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16891 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16892 scan backwards to try to find a constant to initialize it.
16894 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16895 insn before the loop_end instruction, don't look past labels.
16897 2009-04-29 Richard Guenther <rguenther@suse.de>
16899 PR middle-end/39937
16900 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16901 loose type conversions.
16902 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16903 stmts only if there are no uses of its definition.
16905 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16907 * config/bfin/bfin.h (splitting_loops): Declare.
16908 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16909 Reorder bit definitions to be ascending.
16910 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16911 * config/bfin/bfin.c (splitting_loops): New variable.
16912 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16913 (struct loop_info): Remove members INIT and LOOP_INIT.
16914 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16915 the LSETUP sequence. Allow LC to be loaded from any register, but
16916 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16917 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16919 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16920 of reload_completed.
16923 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16925 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16927 * Makefile.in (PLUGIN_VERSION_H): New.
16928 (OBJS-common): Remove plugin-version.o.
16929 (plugin.o): Depend on (PLUGIN_VERSION_H).
16930 (plugin-version.o): Remove.
16931 * configure: Regenerate
16932 * configure.ac: Create plugin-version.h.
16933 * gcc-plugin.h (plugin_gcc_version): Remove.
16934 (plugin_default_version_check): Change signature.
16935 * plugin-version.c: Remove.
16936 * plugin.c: Include plugin-version.h.
16937 (str_plugin_gcc_version_name): Remove.
16938 (try_init_one_plugin): Pass gcc version to plugin_init.
16939 (plugin_default_version_check): Both gcc and plugin versions are now
16942 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16944 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16945 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16946 Remove special case testing for last insn of inner loops. Don't fail
16947 if the loop ends with a jump, emit an extra nop instead.
16949 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16950 DREGS rather than comparing directly. Remove code that tries to
16951 account for latencies.
16953 2009-04-29 Richard Guenther <rguenther@suse.de>
16955 PR tree-optimization/39941
16956 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16957 eliminating an indirect call.
16959 2009-04-29 Richard Guenther <rguenther@suse.de>
16961 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16962 parameter. Allow invariants as base if !require_lvalue.
16963 (verify_gimple_assign_single): Adjust.
16965 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16967 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16968 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16969 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16970 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16971 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16973 * config/bfin/bfin.c (bfin_expand_builtin,
16974 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16976 2009-04-28 Richard Guenther <rguenther@suse.de>
16978 * tree-vect-loop.c (get_initial_def_for_induction): Use
16979 correct types for pointer increment.
16981 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16983 * toplev.c (print_version): Update GMP version string calculation.
16985 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16987 PR rtl-optimization/39938
16988 * resource.c (init_resource_info): Add call to df_analyze.
16990 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16992 * config/alpha/alpha.md (usegp): Cast the result of
16993 alpha_find_lo_sum_using_gp to enum attr_usegp.
16994 * config/alpha/alpha.c (override_options): Remove end-of-structure
16995 marker element from cpu_table. Use array size of cpu_table to handle
16996 -mcpu and -mtune options.
16997 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16999 2009-04-28 Joseph Myers <joseph@codesourcery.com>
17001 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
17002 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
17003 tune_32 and tune_64.
17004 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17005 support on PowerPC.
17006 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
17007 * config/rs6000/option-defaults.h: ... here. New file.
17008 (OPT_64, OPT_32): Define.
17009 (MASK_64BIT): Define to 0 if not already defined.
17010 (OPT_ARCH64, OPT_ARCH32): Define.
17011 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
17014 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17016 * config/arm/arm.c (arm_override_options): Emit error on using
17019 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17021 PR rtl-optimization/39914
17022 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17023 registers for allocnos created from user-defined variables only
17024 when not optimizing.
17026 2009-04-28 Richard Guenther <rguenther@suse.de>
17028 PR middle-end/39937
17029 * fold-const.c (fold_binary): Use distribute_real_division only
17032 2009-04-28 Steve Ellcey <sje@cup.hp.com>
17034 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
17035 add hpux-stdint.h to tm_file.
17036 (hppa[12]*-*-hpux11*): Ditto.
17037 (ia64*-*-hpux*): Ditto.
17038 * config/hpux-stdint.h: New.
17039 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
17040 __STDC_EXT__ for all compiles.
17041 * config/pa/pa-hpux.h: Ditto.
17042 * config/pa/pa-hpux10.h: Ditto.
17043 * config/pa/pa-hpux11.h: Ditto.
17045 2009-04-28 Catherine Moore <clm@codesourcery.com>
17047 * debug.h (set_name): Add comment.
17049 2009-04-28 Andrew Pinski <pinskia@gmail.com>
17052 * config/darwin.c (machopic_gen_offset): Check
17053 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
17054 * config/arm/arm.c (require_pic_register): Likewise.
17056 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
17058 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
17059 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
17060 m32c_promote_prototypes): Delete.
17062 2009-04-28 Michael Matz <matz@suse.de>
17064 PR middle-end/39922
17065 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
17068 2009-04-28 Richard Guenther <rguenther@suse.de>
17070 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17072 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17074 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17075 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17076 * config/arm/arm-tune.md: Regenerate.
17078 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17080 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17081 block if there are complex incoming edges.
17082 (sel_merge_blocks): Remove useless assert.
17083 (sel_redirect_edge_and_branch): Check that edge was redirected.
17084 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17085 (sel_find_rgns): Delete declaration.
17086 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17087 the region when it is not a preheader.
17089 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17092 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17094 2009-04-28 Richard Guenther <rguenther@suse.de>
17096 * tree.h (SSA_NAME_VALUE): Remove.
17097 (struct tree_ssa_name): Remove value_handle member.
17098 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17099 array for jump threading.
17100 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17102 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17103 * tree-flow.h (threadedge_initialize_values): Declare.
17104 (threadedge_finalize_values): Likewise.
17105 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17106 (SSA_NAME_VALUE): Define.
17107 (threadedge_initialize_values): New function.
17108 (threadedge_finalize_values): Likewise.
17109 * tree-ssa-dom.c (ssa_name_values): New global variable.
17110 (SSA_NAME_VALUE): Define.
17111 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17113 2009-04-28 Ira Rosen <irar@il.ibm.com>
17115 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17116 Use REPORT_VECTORIZED_LOCATIONS instead
17117 REPORT_VECTORIZED_LOOPS.
17118 * tree-vectorizer.c (vect_verbosity_level): Make static.
17119 (vect_loop_location): Rename to vect_location.
17120 (vect_set_verbosity_level): Update comment.
17121 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17123 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17124 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17125 instead REPORT_UNVECTORIZED_LOOPS.
17126 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17127 and vect_loop_def to vect_external_def and vect_internal_def.
17128 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17129 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17130 REPORT_UNVECTORIZED_LOCATIONS.
17131 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17132 and vect_used_in_loop and to vect_unused_in_scope and
17133 vect_used_in_scope.
17134 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17135 (vect_verbosity_level): Remove declaration.
17136 (vect_analyze_operations): Likewise.
17137 (vect_analyze_stmt): Declare.
17138 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17139 REPORT_UNVECTORIZED_LOCATIONS.
17140 (vect_get_loop_niters): Fix indentation.
17141 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17142 (vect_analyze_loop_operations): New function.
17143 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17144 vect_analyze_operations.
17145 (vect_is_simple_reduction): Use new names.
17146 (vectorizable_live_operation, vect_transform_loop): Likewise.
17147 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17148 to specify whether the data references can be a part of interleaving
17150 (vect_analyze_data_ref_dependence): Use new names.
17151 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17152 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17153 * tree-vect-patterns.c (widened_name_p): Use new names.
17154 (vect_recog_dot_prod_pattern): Likewise.
17155 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17156 (process_use, vect_mark_stmts_to_be_vectorized,
17157 vect_model_simple_cost, vect_model_store_cost,
17158 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17159 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17160 vectorizable_operation, vectorizable_type_demotion,
17161 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17162 vectorizable_condition): Likewise.
17163 (vect_analyze_operations): Split into vect_analyze_loop_operations
17165 (vect_analyze_stmt): ... new function.
17166 (new_stmt_vec_info): Use new names.
17167 (vect_is_simple_use): Use new names and fix comment.
17168 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17169 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17171 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17174 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17175 and integer modes for x87 operands. Do not ICE for unsupported size,
17176 generate error instead. Generate error for unsupported operand types.
17177 ['z']: Do not handle HImode memory operands specially. Warning
17178 for floating-point operands. Fallthru to 'Z' for unsupported operand
17179 types. Do not ICE for unsupported size, generate error instead.
17180 (output_387_binary_op): Use %Z to output operands.
17181 (output_fp_compare): Ditto.
17182 (output_387_reg_move): Ditto.
17184 2009-04-28 Ben Elliston <bje@au.ibm.com>
17189 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17191 * builtins.c (c_strlen): Do not warn here.
17192 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17193 * c-common.c (pointer_int_sum): Take an explicit location.
17194 Warn about offsets out of bounds.
17195 * c-common.h (pointer_int_sum): Adjust declaration.
17197 2009-04-27 Ian Lance Taylor <iant@google.com>
17199 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17201 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17202 * df-core.c (df_set_flags): Change return type to int. Change
17203 type of old_flags to int.
17204 (df_clear_flags): Likewise.
17205 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17206 (df_get_conditional_uses): Likewise.
17207 * df.h (df_set_flags, df_clear_flags): Update declarations.
17208 * dwarf2out.c (struct indirect_string_node): Change type of form
17209 field to enum dwarf_form.
17210 (AT_string_form): Change return type to enum dwarf_form.
17211 * fixed-value.c (fixed_compare): Add cast to enum type.
17212 * fwprop.c (update_df): Change 0 to VOIDmode.
17213 * gensupport.c: Change 0 to UNKNOWN.
17214 * gimple.h (gimple_cond_code): Add cast to enum type.
17215 * haifa-sched.c (reemit_notes): Add cast to enum type.
17216 * hooks.c (hook_int_void_no_regs): Remove function.
17217 * hooks.h (hook_int_void_no_regs): Remove declaration.
17218 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17219 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17220 * real.c (real_arithmetic): Add cast to enum type.
17221 (real_compare): Likewise.
17222 * target.h (struct gcc_target): Change return type of
17223 branch_target_register_class to enum reg_class.
17224 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17225 default_branch_target_register_class.
17226 * targhooks.c (default_branch_target_register_class): New function.
17227 * targhooks.h (default_branch_target_register_class): Declare.
17228 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17229 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17231 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17233 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17234 vect_uninitialized_def. Change 0 to ERROR_MARK.
17235 * tree-vect-stmts.c (supportable_widening_operation): Don't
17236 initialize icode1 and icode2.
17237 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17238 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17240 (cmn_err_flag_specs): Change 0 to STD_C89.
17241 (cmn_err_char_table): Likewise.
17242 * config/arm/arm.c (get_arm_condition_code): Change type of code
17243 to enum arm_cond_code.
17244 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17245 (IWMMXT_BUILTIN2): Likewise.
17246 (neon_builtin_type_bits): Don't define typedef.
17247 (neon_builtin_datum): Change type of bits field to int.
17248 (arm_expand_neon_args): Add cast to enum type.
17249 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17251 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17252 casts to enum type.
17253 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17255 * config/mips/mips.md (jal_macro): Return enum constant.
17256 (single_insn): Likewise.
17257 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17259 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17260 casts to enum type.
17261 * config/s390/s390.c (s390_tune_flags): Change type to int.
17262 (s390_arch_flags): Likewise.
17263 (s390_handle_arch_option): Change flags field of struct pta to int.
17264 * config/s390/s390.h (s390_tune_flags): Update declaration.
17265 (s390_arch_flags): Likewise.
17266 * config/sh/sh.c (prepare_move_operands): Compare
17267 tls_symbolic_operand result with enum constant.
17268 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17269 (sh_expand_prologue): Add cast to enum type.
17270 (sh_expand_epilogue): Likewise.
17271 (tls_symbolic_operand): Change return type to enum tls_model.
17272 (fpscr_set_from_mem): Add cast to enum type.
17273 (legitimize_pic_address): Compare tls_symbolic_operand result with
17275 (sh_target_reg_class): Change return type to enum reg_class.
17276 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17278 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17279 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17280 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17281 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17282 (delayed_branch, tls_call_delay): Likewise.
17283 (eligible_for_sibcall_delay): Likewise.
17284 (eligible_for_return_delay): Likewise.
17285 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17286 (spu_expand_builtin_1): Likewise.
17288 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17289 for all types of conversions.
17290 (output_init_element): Issue -Wc++-compat warning if needed when
17291 initializing a bitfield with enum type.
17292 * c-parser.c (c_parser_expression): Set original_type to
17293 original_type of right hand operand of comma operator.
17295 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17297 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17299 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17300 * doc/cpp.texi (Standard Predefined Macros)
17301 (Implementation-defined behavior): Likewise.
17302 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17303 * doc/gimple.texi (GIMPLE Exception Handling)
17304 (@code{GIMPLE_ASSIGN}): Likewise.
17305 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17306 * doc/invoke.texi (Warning Options, Optimize Options)
17307 (AVR Options, Darwin Options): Likewise.
17308 (Optimize Options): Reformulate -fwhole-program description.
17309 * doc/loop.texi (Lambda): Likewise.
17310 * doc/md.texi (Output Template, Define Constraints)
17311 (Standard Names, Insn Splitting): Likewise.
17312 * doc/options.texi (Option properties): Likewise.
17313 * doc/passes.texi (Tree-SSA passes): Likewise.
17314 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17315 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17316 (File Names and DBX): Likewise.
17317 * doc/trouble.texi (Incompatibilities): Likewise.
17319 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17321 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17322 instruction is correct.
17324 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17326 Allow non-constant arguments to conversion intrinsics.
17327 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17328 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17329 * spu.c (print_operand): Handle 'v' and 'w'.
17330 (exp2_immediate_p, spu_gen_exp2): Define.
17331 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17332 spu_convtf_1): Update parameter descriptions.
17333 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17334 * constraints.md ('v', 'w'): New.
17335 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17337 (i2f, I2F): New define_mode_attr.
17338 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17339 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17340 fixuns_truncv4sfv4si2): Update to use mode attribute.
17341 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17342 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17343 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17344 patterns for combine.
17346 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17348 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17349 (cprop, hoist, pre, store_motion): New debug counters.
17350 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17351 is not an RTL pass anymore.
17352 (pass_profiling): Remove extern decl for pass removed in 2005.
17353 (pass_gcse, pass_jump_bypass): Remove.
17354 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17355 to 0 for clean state.
17356 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17357 * cse.c (gate_handle_cse_after_global_opts,
17358 rest_of_handle_cse_after_global_opts): New functions.
17359 (pass_cse_after_global_opts): New pass, does local CSE.
17360 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17361 (TV_CPROP): New timevar.
17362 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17363 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17364 (gcse_main, recompute_all_luids): Remove.
17365 (compute_hash_table_work): Call max_reg_num instead of reading
17367 (cprop_jump): Don't set run_jump_opt_after_gcse.
17368 (constprop_register): Always allow to alter jumps.
17369 (cprop_insn): Likewise.
17370 (do_local_cprop): Likewise.
17371 (local_cprop_pass): Likewise. Return non-zero if something changed.
17372 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17373 (find_implicit_sets): Add note about missed optimization opportunity.
17374 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17375 pass_rtl_cprop execute function.
17376 Don't bother tracking the pass number, each pass gets its own dumpfile
17378 Always allow to alter jumpsand bypass jumps.
17379 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17380 will just find no suitable set.
17381 (pre_edge_insert): Fix dumping, this function is for PRE only.
17382 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17383 pass_rtl_pre execute function.
17384 (hoist_code): Return non-zero if something changed. Keep track of
17385 substitutions and insertions for statistics gathering similar to PRE.
17386 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17387 called from the pass_rtl_hoist execute function. Show pass statistics.
17388 (compute_store_table): Use max_reg_num directly instead of using the
17389 formerly global max_gcse_regno.
17390 (build_store_vectors): Likewise.
17391 (replace_store_insn): Fix dumping.
17392 (store_motion): Rename to ...
17393 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17394 pass, called from the pass_rtl_store_motion execute function. Keep
17395 track of substitutions and insertions for statistics gathering similar
17397 (bypass_jumps): Remove, fold interesting bits into ...
17398 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17399 from the pass_rtl_cprop execute function.
17400 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17401 pass_jump_bypass): Remove.
17402 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17403 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17404 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17405 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17406 (gate_rtl_store_motion, execute_rtl_store_motion,
17407 pass_rtl_store_motion): New.
17408 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17409 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17410 * passes.c (init_optimization_passes): Remove pass_gcse and
17411 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17412 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17413 instead of pass_jump_bypass.
17415 2009-04-27 Richard Guenther <rguenther@suse.de>
17417 PR middle-end/39928
17418 * gimplify.c (gimplify_expr): If we are required to create
17419 a temporary make sure it ends up as register.
17421 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17424 * config/i386/i386.c (construct_container): Don't call
17425 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17426 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17428 2009-04-27 Michael Matz <matz@suse.de>
17430 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17431 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17432 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17433 (dump_replaceable_exprs): Take a bitmap.
17434 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17436 (expand_gimple_basic_block): Likewise.
17437 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17438 replaceable_expressions member a bitmap.
17439 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17440 (mark_replaceable): Likewise.
17441 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17442 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17444 2009-04-27 Richard Guenther <rguenther@suse.de>
17446 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17447 (verify_stmts): Dispatch to gimple/type verification code.
17448 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17449 issue with call argument types.
17451 2009-04-27 Michael Matz <matz@suse.de>
17453 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17454 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17457 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17458 Eric Botcazou <ebotcazou@adacore.com>
17460 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17461 a label's basic block.
17462 (mark_target_live_regs): Tidy and rework obsolete comments.
17463 Change back DF problem to LIVE. If a label starts a basic block,
17464 assume that all registers that used to be live then still are.
17465 (init_resource_info): If a label starts a basic block, set its
17466 BLOCK_FOR_INSN accordingly.
17467 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17469 2009-04-27 Richard Guenther <rguenther@suse.de>
17471 * tree-flow-inline.h (function_ann): Remove.
17472 (get_function_ann): Likewise.
17473 * tree-dfa.c (create_function_ann): Remove.
17474 * tree-flow.h (struct static_var_ann_d): Remove.
17475 (struct function_ann_d): Likewise.
17476 (union tree_ann_d): Remove fdecl member.
17477 (function_ann_t): Remove.
17478 (function_ann, get_function_ann, create_function_ann): Remove
17481 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17483 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17485 2009-04-27 Jan Hubicka <jh@suse.cz>
17487 * ipa-pure-const.c (struct funct_state_d): New fields
17488 state_previously_known, looping_previously_known; remove
17489 state_set_in_source.
17490 (analyze_function): Use new fields.
17491 (propagate): Avoid assumption that state_set_in_source imply
17494 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17495 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17496 * cfgloop.h (finite_loop_p): Declare.
17498 2009-04-26 Michael Matz <matz@suse.de>
17500 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17502 2009-04-26 Michael Matz <matz@suse.de>
17504 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17505 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17506 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17507 pass_mark_used_blocks): Remove.
17508 * tree-optimize.c (pass_free_datastructures,
17509 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17510 * passes.c (init_optimization_passes): Don't call
17511 pass_mark_used_blocks, remove dead code.
17513 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17515 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17516 * tree-ssa-live.h (register_ssa_partition): Likewise.
17518 2009-04-26 Michael Matz <matz@suse.de>
17521 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17522 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17523 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17525 (compare_pairs): Swap cost comparison.
17526 (coalesce_ssa_name): Don't use change_partition_var.
17527 * tree-nrv.c (struct nrv_data): Add modified member.
17528 (finalize_nrv_r): Set it.
17529 (tree_nrv): Use it to update statements.
17530 (pass_nrv): Require PROP_ssa.
17531 * tree-mudflap.c (mf_decl_cache_locals,
17532 mf_build_check_statement_for): Use make_rename_temp.
17533 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17534 * alias.c (find_base_decl): Handle SSA names.
17535 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17536 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17537 * rtl.h (set_reg_attrs_for_parm): Declare.
17538 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17539 to "optimized", remove unused locals at finish.
17540 (execute_free_datastructures): Make global, call
17541 delete_tree_cfg_annotations.
17542 (execute_free_cfg_annotations): Don't call
17543 delete_tree_cfg_annotations.
17545 * ssaexpand.h: New file.
17546 * expr.c (toplevel): Include ssaexpand.h.
17547 (expand_assignment): Handle SSA names the same as register variables.
17548 (expand_expr_real_1): Expand SSA names.
17549 * cfgexpand.c (toplevel): Include ssaexpand.h.
17550 (SA): New global variable.
17551 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17552 (SSAVAR): New macro.
17553 (set_rtl): New helper function.
17554 (add_stack_var): Deal with SSA names, use set_rtl.
17555 (expand_one_stack_var_at): Likewise.
17556 (expand_one_stack_var): Deal with SSA names.
17557 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17558 before unique numbers.
17559 (expand_stack_vars): Use set_rtl.
17560 (expand_one_var): Accept SSA names, add asserts for them, feed them
17561 to above subroutines.
17562 (expand_used_vars): Expand all partitions (without default defs),
17563 then only the local decls (ignoring those expanded already).
17564 (expand_gimple_cond): Remove edges when jumpif() expands an
17565 unconditional jump.
17566 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17567 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17569 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17570 members of SA; deal with PARM_DECL partitions here; expand
17571 all PHI nodes, free tree datastructures and SA. Commit instructions
17572 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17573 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17574 info and statements at start, collect garbage at finish.
17575 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17576 (VAR_ANN_PARTITION) Remove.
17577 (change_partition_var): Don't declare.
17578 (partition_to_var): Always return SSA names.
17579 (var_to_partition): Only accept SSA names.
17580 (register_ssa_partition): Only check argument.
17581 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17583 (delete_var_map): Don't free it.
17584 (var_union): Only accept SSA names, simplify.
17585 (partition_view_init): Mark only useful SSA names as used.
17586 (partition_view_fini): Only deal with SSA names.
17587 (change_partition_var): Remove.
17588 (dump_var_map): Use ssa_name instead of partition_to_var member.
17589 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17591 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17592 (struct _elim_graph): New member const_dests; nodes member vector of
17594 (set_location_for_edge): New static helper.
17595 (create_temp): Remove.
17596 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17597 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17598 (new_elim_graph): Allocate const_dests member.
17599 (clean_elim_graph): Truncate const_dests member.
17600 (delete_elim_graph): Free const_dests member.
17601 (elim_graph_size): Adapt to new type of nodes member.
17602 (elim_graph_add_node): Likewise.
17603 (eliminate_name): Likewise.
17604 (eliminate_build): Don't take basic block argument, deal only with
17605 partition numbers, not variables.
17606 (get_temp_reg): New static helper.
17607 (elim_create): Use it, deal with RTL temporaries instead of trees.
17608 (eliminate_phi): Adjust all calls to new signature.
17609 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17610 (rewrite_trees): Only do checking.
17611 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17612 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17613 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17614 contains_tree_r, MAX_STMTS_IN_LATCH,
17615 process_single_block_loop_latch, analyze_edges_for_bb,
17616 perform_edge_inserts): Remove.
17617 (expand_phi_nodes): New global function.
17618 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17619 functions, initialize new parameter, remember partitions having a
17621 (finish_out_of_ssa): New global function.
17622 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17623 don't reset in_ssa_p here, don't disable TER when mudflap.
17624 (pass_del_ssa): Remove.
17625 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17627 (execute_free_datastructures): Declare.
17628 * Makefile.in (SSAEXPAND_H): New variable.
17629 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17630 * basic-block.h (commit_one_edge_insertion): Declare.
17631 * passes.c (init_optimization_passes): Move pass_nrv and
17632 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17633 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17634 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17635 (redirect_branch_edge): Deal with super block when expanding, split
17636 out jump patching itself into ...
17637 (patch_jump_insn): ... here, new static helper.
17639 2009-04-26 Michael Matz <matz@suse.de>
17641 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17642 beyond num_ssa_names.
17643 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17644 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17646 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17648 PR inline-asm/39543
17649 * fwprop.c (forward_propagate_asm): New function.
17650 (forward_propagate_and_simplify): Propagate also into __asm, if it
17651 doesn't increase the number of referenced registers.
17654 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17656 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17658 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17659 note_nonlocal_vla_type for nonlocal VLAs.
17660 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17661 contains_remapped_vars, remap_vla_decls): New functions.
17662 (convert_nonlocal_reference_stmt): If not optimizing, call
17663 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17664 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17665 if it wasn't found in var_map.
17666 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17667 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17668 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17670 * gimplify.c (nonlocal_vlas): New variable.
17671 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17673 (gimplify_body): Create and destroy nonlocal_vlas.
17675 * dwarf2out.c (loc_descr_plus_const): New function.
17676 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17677 mem_loc_descriptor, loc_descriptor_from_tree_1,
17678 descr_info_loc, gen_variable_die): Use it.
17680 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17681 !TREE_STATIC VAR_DECLs.
17682 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17683 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17684 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17685 DECL_BY_REFERENCE is valid.
17686 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17687 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17688 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17689 Copy DECL_BY_REFERENCE.
17690 (struct nesting_copy_body_data): New type.
17691 (nesting_copy_decl): New function.
17692 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17693 if they have variable length.
17695 2009-04-26 Michael Matz <matz@suse.de>
17697 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17698 mark new temporaries for renaming.
17700 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17703 * c-decl.c (global_bindings_p): Return negative value.
17704 (c_variable_size): New. Based on variable_size from
17706 (grokdeclarator): Call c_variable_size not variable_size.
17708 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17710 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17712 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17714 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17715 Redefine it to just use mingw/include.
17716 (ASM_SPEC): Rules for -m32 and -m64.
17717 (LINK_SPEC): Use Likewise.
17718 (SPEC_32): New define.
17719 (SPEC_64): Likewise.
17720 (SUB_LINK_SPEC): Likewise.
17721 (MULTILIB_DEFAULTS): New define.
17722 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17723 Add multilib options.
17724 (MULTILIB_DIRNAMES): Likewise.
17725 (MULTILIB_OSDIRNAMES): Likewise.
17726 (LIBGCC): Likewise.
17727 (INSTALL_LIBGCC): Likewise.
17729 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17732 * c-tree.h (enum c_inline_static_type): New.
17733 (record_inline_static): Declare.
17734 * c-decl.c (struct c_inline_static, c_inline_statics,
17735 record_inline_static, check_inline_statics): New.
17736 (pop_file_scope): Call check_inline_statics.
17737 (start_decl): Call record_inline_static instead of pedwarning
17738 directly for static in inline function.
17739 * c-typeck.c (build_external_ref): Call record_inline_static
17740 instead of pedwarning directly for static referenced in inline
17743 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17745 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17746 not new but only being rescanned.
17747 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17748 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17749 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17750 record_set_info, compute_set, grealloc): Remove.
17751 (recompute_all_luids): New function.
17752 (gcse_main): Don't compute sets, and don't do related memory
17753 allocations/free-ing. If something changed before the end of the
17754 pass, update LUIDs using recompute_all_luids.
17755 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17756 (free_gcse_mem): Don't free it either.
17757 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17758 Use the df insn LUIDs.
17759 (load_killed_in_block): Likewise.
17760 (compute_hash_table_work): Don't compute reg_set_in_block.
17761 (compute_transp): Use DF_REG_DEF_CHAINs.
17762 (local_cprop_pass): Don't use compute_sets and related functions.
17763 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17764 Use get_max_uid() instead of max_cuid.
17765 (insert_insn_end_basic_block, pre_insert_copy_insn,
17766 update_ld_motion_stores): Don't try to
17767 keep reg_set tables up to date.
17768 (pre_insert_copies): Use df insn LUIDs.
17769 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17770 (reg_set_info): Don't use extra bitmap argument.
17771 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17772 information to compute regs_set_in_block.
17773 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17774 (bypass_jumps): Don't use compute_sets and friends.
17776 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17779 * opts.c (undocumented_msg): Do not leave blank even with
17782 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17784 * c-decl.c (build_enumerator): Allow values folding to integer
17785 constants but not integer constant expressions with a pedwarn if
17788 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17791 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17792 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17793 type is an integer constant.
17795 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17798 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17801 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17804 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17805 with variably modified return type and no storage class
17806 specifiers, except for the case of nested functions. Distinguish
17807 extern declarations of functions with variably modified return
17808 types from those of objects with variably modified types.
17810 2009-04-25 Jan Hubicka <jh@suse.cz>
17812 * tree.c (list_equal_p): New function.
17813 * tree.h (list_equal_p): Declare.
17814 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17815 basic_block_def, basic_block, const_basic_block): New.
17816 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17817 (redirect_eh_edge): New function.
17818 (make_eh_edge_update_phi): EH edges are not abnormal.
17819 * except.c: Include tree-flow.h.
17820 (list_match): New function.
17821 (eh_region_replaceable_by_p): New function.
17822 (replace_region): New function.
17823 (hash_type_list): New function.
17824 (hash_eh_region): New function.
17825 (eh_regions_equal_p): New function.
17826 (merge_peers): New function.
17827 (remove_unreachable_regions): Verify EH tree when checking;
17829 (copy_eh_region_1): New function.
17830 (copy_eh_region): New function.
17831 (push_reachable_handler): New function.
17832 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17833 regions without label but with live RESX.
17834 * except.h (redirect_eh_edge_to_label): New.
17835 * tree-flow.h (redirect_eh_edge): New.
17836 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17837 basic_block_def, basic_block, const_basic_block): Remove.
17838 * Makefile.in (except.o): Add dependency on tree-flow.h
17839 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17840 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17843 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17846 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17847 on the destination of memcpy.
17849 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17851 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17852 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17853 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17855 2009-04-25 Jan Hubicka <jh@suse.cz>
17857 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17858 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17859 to be reached by different label than left.
17860 (update_eh_edges): Update comment; remove edge_to_remove if possible
17861 and return true if suceeded.
17862 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17863 (cleanup_eh): Compute sharing map.
17864 * except.c (remove_eh_handler_and_replace): Add argument if we should
17866 (remove_unreachable_regions): Update for label sharing.
17867 (label_to_region_map): Likewise.
17868 (get_next_region_sharing_label): New function.
17869 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17871 (remove_eh_handler): Update.
17872 (remove_eh_region_and_replace_by_outer_of): New function.
17873 * except.h (struct eh_region): Add next_region_sharing_label.
17874 (remove_eh_region_and_replace_by_outer_of,
17875 get_next_region_sharing_label): Declare.
17876 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17878 2009-04-25 Jan Hubicka <jh@suse.cz>
17880 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17881 insert code even if they are not critical.
17883 2009-04-25 Jan Hubicka <jh@suse.cz>
17885 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17886 (gimple_can_remove_branch_p): EH edges won't remove branch by
17888 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17889 updating of non-abnormal EH edges.
17890 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17891 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17892 (split_critical_edges): Split also edges where emitting code on them
17893 will lead to splitting later.
17895 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17896 H.J. Lu <hongjiu.lu@intel.com>
17899 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17900 the configured assembler supports fildq and fistpq mnemonics.
17901 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17902 * configure: Regenerated.
17903 * config.in: Ditto.
17905 * config/i386/i386.c (print_operand): Handle 'Z'.
17906 ['z']: Remove handling of special fild/fist suffixes.
17907 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17908 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17909 suffix of fild insn.
17910 (*floatsi<mode>2_vector_mixed): Ditto.
17911 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17912 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17913 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17914 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17915 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17917 2009-04-25 Ben Elliston <bje@au.ibm.com>
17919 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17920 the source of a set operation.
17922 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17924 * target.h (struct gcc_target): Add case_values_threshold field.
17925 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17926 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17927 * targhooks.c (default_case_values_threshold): New function.
17928 * targhooks.h (default_case_values_threshold): Declare function.
17929 * stmt.c (expand_case): Use case_values_threshold target hook.
17930 * expr.h (case_values_threshold): Remove declartation.
17931 * expr.c (case_values_threshold): Remove function.
17932 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17934 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17935 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17936 (avr_case_values_threshold): Declare as static.
17937 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17939 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17940 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17941 (mn10300_case_values_threshold): New function.
17943 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17945 * ira.c (setup_cover_and_important_classes): Add enum cast.
17947 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17949 * genpreds.c (write_enum_constraint_num): Output definition of
17950 CONSTRAINT_NUM_DEFINED_P macro.
17951 * ira.c (setup_cover_and_important_classes): Use
17952 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17954 2009-04-24 DJ Delorie <dj@redhat.com>
17956 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17957 __SH2A_SINGLE_ONLY__ also.
17959 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17961 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17962 (movdf_internal): Ditto.
17963 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17964 SFmode and DFmode constants.
17965 (ia64_print_operand): Add 'G' format for printing
17966 floating point constants.
17968 2009-04-24 Richard Guenther <rguenther@suse.de>
17970 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17971 from unsigned additions.
17973 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17975 * c-typeck.c (set_init_index): Allow array designators that are
17976 not integer constant expressions with a pedwarn if pedantic.
17978 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17980 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17981 zero if no overlap in nonzero bits between the operands.
17983 2009-04-24 Ian Lance Taylor <iant@google.com>
17985 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17986 (record_dead_and_set_regs): Likewise.
17987 * df.h (struct df_mw_hardreg): Change flags field to int.
17988 (struct df_base_ref): Likewise.
17989 (struct df): Change changeable_flags field to int.
17990 * df-scan.c (df_defs_record): Change clobber_flags to int.
17991 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17992 constants rather than #define macros.
17993 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17994 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17995 (enum dwarf_calling_convention): Likewise.
17996 (enum dwarf_line_number_x_ops): Likewise.
17997 (enum dwarf_call_frame_info): Likewise.
17998 (enum dwarf_source_language): Likewise.
17999 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
18000 (add_calling_convention_attribute): Likewise.
18001 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
18002 (combine_comparisons): Change compcode to int. Add cast to enum type.
18003 * genrecog.c (maybe_both_true_2): Change c to int.
18004 (write_switch): Likewise. Add cast to enum type.
18005 * gimplify.c (gimplify_omp_for): Handle return values from
18006 gimplify_expr using MIN rather than bitwise or.
18007 (gimplify_expr): Add cast to enum type.
18008 * ipa-prop.c (update_jump_functions_after_inlining): Change
18009 IPA_BOTTOM to IPA_JF_UNKNOWN.
18010 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
18011 Add casts to enum type.
18012 (setup_cover_and_important_classes): Change cl to int. Add casts
18014 (setup_class_translate): Change cl and mode to int.
18015 (ira_init_once): Change mode to int.
18016 (free_register_move_costs): Likewise.
18017 (setup_prohibited_mode_move_regs): Add casts to enum type.
18018 * langhooks.c (add_builtin_function_common): Rework assertion that
18019 value fits bitfield.
18020 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
18021 * omega.c (omega_do_elimination): Avoid math on enum types.
18022 * optabs.c (expand_vec_shift_expr): Remove casts to int.
18023 * opts.c (set_debug_level): Change 2 to enum constant. Use new
18024 int local to handle integral_argment value.
18025 * regmove.c (try_auto_increment): Change PUT_MODE to
18027 * reload.c (push_secondary_reload): Add casts to enum type.
18028 (secondary_reload_class, find_valid_class): Likewise.
18029 * reload1.c (emit_input_reload_insns): Likewise.
18030 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
18031 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
18032 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
18034 * tree.c (build_common_builtin_nodes): Add casts to enum type.
18035 * tree-complex.c (complex_lattice_t): Typedef to int rather than
18037 (expand_complex_libcall): Add casts to enum type.
18038 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
18039 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
18040 with ERROR_MARK, not NUM_TREE_CODES.
18041 (vect_create_epilog_for_reduction): Likewise.
18042 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
18043 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
18044 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
18046 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
18047 vect_unused_in_loop. Change 0 to loop_vect.
18048 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
18049 * var-tracking.c (get_init_value): Change return type to enum
18051 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
18052 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
18054 (arm_override_options): Add casts to enum type.
18055 (arm_emit_tls_decoration): Likewise.
18056 * config/i386/i386.c (ix86_function_specific_restore): Add casts
18058 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
18059 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
18060 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
18062 * config/s390/s390.c (code_for_builtin_64): Change to array of
18064 (code_for_builtin_31): Likewise.
18065 (s390_expand_builtin): Change code_for_builtin to enum insn_code
18067 * config/sparc/sparc.c (sparc_override_options): Change value
18068 field in struct code_model to enum cmodel. In initializer change
18069 0 to NULL and add cast to enum type.
18071 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18072 Change all callers. Issue a -Wc++-compat warning using
18073 lhs_origtype if necessary.
18074 (convert_for_assignment): Issue -Wc++-compat warnings about
18075 invalid conversions to enum type on assignment.
18076 * c-common.h (build_modify_expr): Update declaration.
18078 2009-04-24 Nick Clifton <nickc@redhat.com>
18080 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18081 (function_arg_advance): Likewise.
18082 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18085 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18087 * config/s390/constraints.md ('I', 'J'): Fix condition.
18089 2009-04-24 Diego Novillo <dnovillo@google.com>
18091 * gengtype-parse.c (parse_error): Add newline after message.
18093 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18095 * config/i386/sse.md (avxmodesuffixs): Removed.
18096 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18097 (*avx_pinsr<ssevecsize>): This.
18099 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18101 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18102 follow chains of regs with a single definition, and allow expressions
18103 that are function_invariant_p.
18104 (simple_rhs_p): Allow expressions that are function_invariant_p.
18106 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18108 PR middle-end/39867
18109 * fold-const.c (fold_cond_expr_with_comparison): When folding
18110 > and >= to MAX, make sure the MAX uses the same type as the
18111 comparison's operands.
18113 2009-04-24 Nick Clifton <nickc@redhat.com>
18115 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18116 addressing for DImode accesses.
18117 (frv_print_operand_address): Handle PLUS case.
18118 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18120 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18122 PR rtl-optimization/39794
18123 * alias.c (canon_true_dependence): Add x_addr argument.
18124 * rtl.h (canon_true_dependence): Adjust prototype.
18125 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18126 * cselib.c (cselib_invalidate_mem): Likewise.
18127 * gcse.c (compute_transp): Likewise.
18128 * dse.c (scan_reads_nospill): Likewise.
18129 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18130 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18131 canon_base_addr of the group, plus optional offset.
18132 (struct group_info): Rename canon_base_mem to
18134 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18135 canon_rtx of base_mem.
18137 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18139 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18140 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18142 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18144 * config/spu/spu-builtins.h: Delete file.
18146 * config/spu/spu.h (enum spu_builtin_type): Move here from
18148 (struct spu_builtin_description): Likewise. Add GTY marker.
18149 Do not use enum spu_function_code or enum insn_code.
18150 (spu_builtins): Add extern declaration.
18152 * config/spu/spu.c: Do not include "spu-builtins.h".
18153 (enum spu_function_code, enum spu_builtin_type_index,
18154 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18155 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18156 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18157 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18158 (spu_builtin_types): Make static. Add GTY marker.
18159 (spu_builtins): Add extern declaration with GTY marker.
18160 Include "gt-spu.h".
18162 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18163 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18164 Check programmatically whether all parameters are scalar.
18166 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18168 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18170 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18171 assignment from the constructor either if the target is volatile.
18173 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18175 * config/arm/arm.md (insv): Do not share operands[0].
18177 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18179 * config/vxlib-tls.c (active_tls_threads): Delete.
18180 (delete_hook_installed): New.
18181 (tls_delete_hook): Don't delete the delete hook.
18182 (tls_destructor): Delete it here.
18183 (__gthread_set_specific): Adjust installing the delete hook.
18184 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18185 __gthread_leave_tsd_dtor_context.
18187 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18189 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18191 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18193 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18195 (alpha_rtx_costs): Ditto.
18196 (emit_unlikely_jump): Use add_reg_note.
18197 (emit_frame_store_1): Ditto.
18198 (alpha_expand_prologue): Ditto.
18199 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18200 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18202 2009-04-23 Nick Clifton <nickc@redhat.com>
18204 * config/v850/v850.md (epilogue): Remove suppressed code.
18205 (return): Rename to return_simple and remove test of frame size.
18206 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18207 to gen_return_simple.
18209 2009-04-22 Jing Yu <jingyu@google.com>
18212 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18214 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18217 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18218 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18219 value is a VECTOR_CST, the element type is the element type of the
18222 2009-04-22 DJ Delorie <dj@redhat.com>
18224 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18226 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18228 * alias.c (find_base_term): Move around LO_SUM case, so that
18229 CONST falls through into PLUS/MINUS handling.
18232 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18233 into 0, use omit_one_operand.
18235 2009-04-23 Ben Elliston <bje@au.ibm.com>
18237 * config/rs6000/linux-unwind.h (get_regs): Remove type
18238 puns. Change the type of `pc' to an array of unsigned ints and
18239 update all users. Constify frame24.
18241 2009-04-22 DJ Delorie <dj@redhat.com>
18243 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18244 declarations before code.
18245 (current_function_special_page_vector): Likewise.
18246 (m32c_expand_insv): Silence a warning.
18248 2009-04-21 Taras Glek <tglek@mozilla.com>
18250 * alias.c: Update GTY annotations to new syntax.
18251 * basic-block.h: Likewise.
18252 * bitmap.h: Likewise.
18253 * c-common.h: Likewise.
18254 * c-decl.c: Likewise.
18255 * c-parser.c: Likewise.
18256 * c-pragma.c: Likewise.
18257 * c-tree.h: Likewise.
18258 * cfgloop.h: Likewise.
18259 * cgraph.h: Likewise.
18260 * config/alpha/alpha.c: Likewise.
18261 * config/arm/arm.h: Likewise.
18262 * config/avr/avr.h: Likewise.
18263 * config/bfin/bfin.c: Likewise.
18264 * config/cris/cris.c: Likewise.
18265 * config/darwin.c: Likewise.
18266 * config/frv/frv.c: Likewise.
18267 * config/i386/i386.c: Likewise.
18268 * config/i386/i386.h: Likewise.
18269 * config/i386/winnt.c: Likewise.
18270 * config/ia64/ia64.h: Likewise.
18271 * config/iq2000/iq2000.c: Likewise.
18272 * config/mips/mips.c: Likewise.
18273 * config/mmix/mmix.h: Likewise.
18274 * config/pa/pa.c: Likewise.
18275 * config/pa/pa.h: Likewise.
18276 * config/rs6000/rs6000.c: Likewise.
18277 * config/s390/s390.c: Likewise.
18278 * config/sparc/sparc.c: Likewise.
18279 * config/xtensa/xtensa.c: Likewise.
18280 * cselib.h: Likewise.
18281 * dbxout.c: Likewise.
18282 * dwarf2out.c: Likewise.
18283 * except.c: Likewise.
18284 * except.h: Likewise.
18285 * fixed-value.h: Likewise.
18286 * function.c: Likewise.
18287 * function.h: Likewise.
18288 * gimple.h: Likewise.
18289 * integrate.c: Likewise.
18290 * optabs.c: Likewise.
18291 * output.h: Likewise.
18292 * real.h: Likewise.
18294 * stringpool.c: Likewise.
18295 * tree-data-ref.c: Likewise.
18296 * tree-flow.h: Likewise.
18297 * tree-scalar-evolution.c: Likewise.
18298 * tree-ssa-address.c: Likewise.
18299 * tree-ssa-alias.h: Likewise.
18300 * tree-ssa-operands.h: Likewise.
18301 * tree.c: Likewise.
18302 * tree.h: Likewise.
18303 * varasm.c: Likewise.
18304 * varray.h: Likewise.
18306 * coretypes.h: Do not define GTY macro if it is already defined.
18307 * doc/gty.texi: Update GTY documentation to new syntax.
18308 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18309 annotations on structs.
18310 * gengtype-parse.c: Likewise.
18312 2009-04-22 Mark Heffernan <meheff@google.com>
18314 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18316 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18318 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18321 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18323 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18324 the same as a PLUS without a shift. Increase the cost of a
18327 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18329 * Makefile.in: Update dependencies.
18330 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18331 * errors.h: Remove bogus comment about compatibility.
18332 (warning): Update declaration.
18333 * genautomata.c: Update all calls to warning.
18334 * gimple.c: Do not include errors.h. Include toplev.h.
18335 * tree-ssa-structalias.c: Do not include errors.h.
18336 * omega.c: Likewise.
18337 * tree-ssa-reassoc.c: Likewise.
18338 * config/spu/spu-c.c: Likewise.
18339 * config/spu/t-spu-elf: Update dependencies.
18341 2009-04-22 Richard Guenther <rguenther@suse.de>
18343 PR tree-optimization/39824
18344 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18345 make sure the types are compatible.
18347 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18350 * c-common.c (c_parse_error): Take a token_flags parameter.
18351 Use token_type for the token type instead.
18352 Pass token_flags to cpp_type2name.
18353 * c-common.h (c_parse_error): Update declaration.
18354 * c-parser.c (c_parser_error): Pass 0 as token flags.
18356 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18358 PR rtl-optimization/39580
18359 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18361 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18363 * function.c (expand_function_end): Do not emit a jump to the "naked"
18364 return label for fall-through returns.
18365 * except.c (sjlj_emit_function_exit): Always place the call to the
18366 unregister function at the location installed by expand_function_end.
18368 2009-04-22 Richard Guenther <rguenther@suse.de>
18370 PR tree-optimization/39845
18371 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18372 (gen_inbound_check): Likewise.
18374 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18376 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18378 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18379 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18381 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18383 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18384 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18385 shift counts to avoid out-of-bounds array accesses.
18387 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18389 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18390 (Pmode): Move above.
18392 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18394 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18395 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18396 GET_CODE macro. Use IN_RANGE macro where appropriate.
18397 * config/alpha/alpha.h: Ditto.
18398 * config/alpha/alpha.md: Ditto.
18399 * config/alpha/constraints.md: Ditto.
18400 * config/alpha/predicates.md: Ditto.
18402 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18404 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18405 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18406 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18407 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18408 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18409 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18410 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18411 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18412 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18413 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18414 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18415 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18416 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18417 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18418 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18419 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18420 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18421 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18422 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18423 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18424 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18425 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18426 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18427 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18428 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18429 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18430 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18432 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18434 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18435 references from comments.
18436 * cfgbuild.c: (count_basic_blocks): Delete.
18437 (find_basic_blocks_1): Delete.
18438 (find_basic_blocks): Delete.
18439 * except.c (finish_eh_generation): Make static. Move comment from
18440 except.h here. Remove find_basic_blocks references from comments.
18441 * except.h (finish_eh_generation): Delete.
18442 * basic-block.h (find_basic_blocks): Delete.
18443 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18445 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18447 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18448 (sdbout_parms): Likewise.
18450 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18452 * config/sh/sh.c (prepare_cbranch_operands): Use
18453 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18454 (expand_cbranchdi4): Likewise.
18455 (from_compare): Add cast to enum type.
18456 (expand_cbranchsi4): Use add_reg_note.
18457 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18458 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18459 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18460 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18461 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18462 instead of CODE_FOR_nothing.
18463 (cbranchdi4): Likewise. Fix the order of arguments for
18465 (push_fpscr): Use add_reg_note.
18466 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18467 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18469 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18471 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18472 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18473 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18474 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18475 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18476 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18477 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18478 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18479 config/alpha/x-vms, config/arc/t-arc,
18480 config/arm/README-interworking, config/arm/arm-c.c,
18481 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18482 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18483 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18484 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18485 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18486 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18487 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18488 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18489 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18490 config/cris/t-elfmulti, config/crx/t-crx,
18491 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18492 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18493 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18494 config/h8300/t-h8300, config/i386/athlon.md,
18495 config/i386/darwin-libgcc.10.4.ver,
18496 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18497 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18498 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18499 config/i386/t-linux64, config/i386/t-nwld,
18500 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18501 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18502 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18503 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18504 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18505 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18506 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18507 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18508 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18509 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18510 config/m68k/t-uclinux, config/mcore/t-mcore,
18511 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18512 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18513 config/mips/crtn.asm, config/mips/irix-crti.asm,
18514 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18515 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18516 config/mips/mips-fixed.md, config/mips/sb1.md,
18517 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18518 config/mips/t-iris6, config/mips/t-isa3264,
18519 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18520 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18521 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18522 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18523 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18524 config/mn10300/t-linux, config/mn10300/t-mn10300,
18525 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18526 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18527 config/picochip/libgccExtras/clzsi2.asm,
18528 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18529 config/rs6000/darwin-libgcc.10.4.ver,
18530 config/rs6000/darwin-libgcc.10.5.ver,
18531 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18532 config/rs6000/t-aix43, config/rs6000/t-aix52,
18533 config/rs6000/t-darwin, config/rs6000/t-fprules,
18534 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18535 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18536 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18537 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18538 config/rs6000/t-rtems, config/rs6000/t-spe,
18539 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18540 config/score/t-score-elf, config/sh/divcost-analysis,
18541 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18542 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18543 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18544 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18545 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18546 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18547 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18548 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18549 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18550 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18551 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18552 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18553 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18554 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18555 * config/h8300/genmova.sh: Include copyright and license notices
18556 in generated output.
18557 * config/h8300/mova.md: Regenerate.
18558 * doc/install.texi2html: Include word "Copyright" in copyright
18559 notice and use name "Free Software Foundation, Inc.".
18560 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18561 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18562 ChangeLog-2007, ChangeLog-2008: Correct dates.
18564 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18566 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18567 NE_EXPR operations as well.
18568 * c-parser.c (c_parser_condition): Do not set location information on
18570 (c_parser_conditional_expression): Likewise.
18571 (c_parser_binary_expression): Set location information on operators.
18572 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18573 TRUTH_NOT_EXPR has been folded.
18574 * fold-const.c (fold_truth_not_expr): Copy location information from
18575 the incoming expression to the outgoing one.
18576 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18577 recursive calls on the LHS of the operator but pass that of the
18578 operator to recursive calls on the RHS of the operator. Set it
18580 (shortcut_cond_expr): Set the locus of the operator on the second
18581 COND_EXPR and that of the expression on the first in degenerate cases.
18582 Pass the locus of the expression to calls to shortcut_cond_r.
18583 Set the locus of the 'then' block on the associated jump, if any.
18584 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18585 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18586 expression to call to gimplify_boolean_expr.
18588 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18590 * config.gcc: Add additional configuration for
18591 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18592 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18593 (CPP_SPEC): Redefine for allowing -municode option.
18594 (STARTFILE_SPEC): Likewise.
18595 * config/i386/t-mingw-w64: New.
18596 * config/i386/mingw-w64.opt: New.
18597 (municode): Add new target option.
18598 * doc/invoke.texi (municode): Add documentation for new option.
18600 2009-04-21 Ian Lance Taylor <iant@google.com>
18602 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18603 Correct test for number of arguments.
18604 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18606 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18608 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18609 argument of emit_library_call.
18611 2009-04-21 Richard Guenther <rguenther@suse.de>
18613 PR middle-end/39829
18614 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18615 inside VIEW_CONVERT_EXPRs.
18617 2009-04-21 Martin Jambor <mjambor@suse.cz>
18619 * tree-switch-conversion.c (build_constructors): Split a long line.
18620 (constructor_contains_same_values_p): New function.
18621 (build_one_array): Create assigns of constants if possible, do not
18622 call mark_sym_for_renaming, call update_stmt.
18623 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18624 make_rename_temp. Do not call mark_symbols_for_renaming, call
18626 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18627 find_new_referenced_vars, call update_stmt.
18628 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18629 instead of calling make_rename_temp. Do not call
18630 find_new_referenced_vars or mark_symbols_for_renaming, call
18633 2009-04-21 Richard Guenther <rguenther@suse.de>
18635 PR tree-optimization/39827
18636 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18637 (tree_ssa_phiprop): Pass the correct array size.
18639 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18641 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18643 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18646 * c-typeck.c (lvalue_p): Move declaration ...
18647 * c-common.h (lvalue_p): ... to here.
18648 * c-common.c (candidate_equal_p): New.
18649 (add_tlist): Use it.
18650 (merge_tlist): Use it.
18651 (warn_for_collisions_1): Likewise.
18652 (warning_candidate_p): Accept more candidates.
18653 (verify_tree): A warning candidate can be an expression. Use
18656 2009-04-21 Ben Elliston <bje@au.ibm.com>
18659 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18660 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18661 options. Remove -mcall-solaris documentation.
18663 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18666 * doc/invoke.texi (-Wlong-long): Update description.
18667 * c-lex (interpret_integer): Only warn if there was no previous
18668 overflow and -Wlong-long is enabled.
18669 * c-decl.c (declspecs_add_type): Drop redundant flags.
18670 * c.opt (Wlong-long): Init to -1.
18671 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18672 and front-end warn_long_long. Wlong-long only depends on other
18673 flags if it is uninitialized.
18674 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18675 the same for CPP and FE.
18676 (restore_extension_diagnostics): Likewise.
18678 2009-04-20 Ian Lance Taylor <iant@google.com>
18680 Fix enum conversions which are invalid in C++:
18681 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18682 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18683 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18684 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18685 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18686 (dbxout_parms): Likewise.
18687 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18688 (df_clear_flags): Likewise.
18689 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18690 top_flag parameter to int.
18691 (df_chain_create_bb_process_use): Likewise.
18692 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18694 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18695 (df_ref_create_structure, df_def_record_1): Likewise.
18696 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18697 (df_notes_rescan): Change 0 to VOIDmode in function call.
18698 (df_get_call_refs, df_insn_refs_collect): Likewise.
18699 (df_bb_regs_collect): Likewise.
18700 (df_entry_block_defs_collect): Likewise.
18701 (df_exit_block_uses_collect): Likewise.
18702 * df.h: Update declarations.
18703 * double-int.c (double_int_divmod): Add cast to enum type.
18704 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18705 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18706 (based_loc_descr): Likewise.
18707 (loc_descriptor_from_tree_1): Change first_op and second_op to
18708 enum dwarf_location_atom. Add cast to enum type.
18709 * expmed.c (init_expmed): Change 0 to SET in function call.
18710 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18711 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18712 (do_store_flag): Likewise.
18713 * fixed-value.h (struct fixed_value): Change mode to enum
18715 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18716 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18718 (insert_insn_decl, insert_decl, insert_state): Likewise.
18719 (automata_list_finish): Likewise.
18720 * genrecog.c (process_define_predicate): Add cast to enum type.
18721 * gensupport.c (init_predicate_table): Add cast to enum type.
18722 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18724 (gimple_build_call_1, gimple_build_label): Likewise.
18725 (gimple_build_goto, gimple_build_asm_1): Likewise.
18726 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18727 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18728 (enum fallback): Rename from enum fallback_t.
18729 (fallback_t): Typedef as int.
18730 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18731 GSI_SAME_STMT in function call.
18732 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18734 (setup_reg_class_relations): Likewise.
18735 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18736 (setup_prohibited_class_mode_regs): Add cast to enum type.
18737 (setup_prohibited_mode_move_regs): Likewise.
18738 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18739 (record_address_regs): Change i to enum reg_class.
18740 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18741 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18742 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18743 (GET_MODE_2XWIDER_MODE): Likewise.
18744 (GET_CLASS_NARROWEST_MODE): Likewise.
18745 * omp-low.c (expand_omp_for): Add cast to enum type.
18746 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18747 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18748 * postreload.c (reload_cse_simplify_operands): Change rclass local
18750 * predict.c (combine_predictions_for_insn): Change best_predictor
18751 and predictor to enum br_predictor.
18752 (combine_predictions_for_bb): Likewise.
18753 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18754 use SET_PREDICT_EXPR_OUTCOME.
18755 * real.c (real_arithmetic): Change icode to code in function call.
18756 * reginfo.c (init_move_cost): Add casts to enum type.
18757 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18758 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18760 * reload.c (find_valid_class): Add casts to enum type.
18761 (push_reload): Change 0 to NO_REGS in function call.
18762 (find_reloads): Change this_alternative to array of enum
18763 reg_class. Remove some now-unnecessary casts.
18764 (make_memloc): Change 0 to VOIDmode in function call.
18765 * reload1.c (reload): Change 0 to VOIDmode in function call.
18766 (eliminate_regs_1, elimination_effects): Likewise.
18767 (eliminate_regs_in_insn): Likewise.
18768 (emit_input_reload_insns): Add cast to enum type.
18769 (delete_output_reload): Change 0 to VOIDmode in function call.
18770 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18771 to enum type in function call.
18772 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18773 (SET_PREDICT_EXPR_OUTCOME): Define.
18774 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18775 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18776 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18777 (dump_function): Likewise.
18778 * tree-dump.h: Update declarations.
18779 * tree-pass.h: Update declarations.
18780 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18781 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18783 (arm_rtx_costs_1): Correct parenthesization.
18784 (arm_rtx_costs): Add casts to enum type.
18785 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18786 (vfp_emit_fstmd): Use add_rg_note.
18787 (emit_multi_reg_push, emit_sfm): Likewise.
18788 (thumb_set_frame_pointer): Likewise.
18789 (arm_expand_prologue): Likewise.
18790 (arm_regno_class): Change return type to enum reg_class.
18791 (thumb1_expand_prologue): Use add_reg_note.
18792 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18793 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18795 * config/arm/gentune.sh: Add cast to enum type.
18796 * config/arm/arm-tune.md: Rebuild.
18797 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18798 (ix86_split_fp_branch, predict_jump): Likewise.
18799 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18800 insn_code to enum rtx_code.
18801 (ix86_builtin_vectorized_function): Add cast to enum type.
18802 * config/i386/i386.md (truncdfsf2): Change slot to enum
18804 (truncxf<mode>2, isinf<mode>2): Likewise.
18805 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18807 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18808 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18809 (insert_bundle_state): Change 1 to INSERT in function call.
18810 (ia64_add_bundle_selector_before): Likewise.
18811 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18812 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18813 (restore_stack_nonlocal): Likewise.
18814 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18816 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18818 (mips_rtx_costs): Likewise.
18819 (mips_override_options): Add casts to enum type.
18820 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18822 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18823 (store_reg, set_reg_plus_d): Likewise.
18824 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18825 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18827 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18829 (emit_unlikely_jump): Use add_reg_note.
18830 (rs6000_emit_allocate_stack): Likewise.
18831 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18832 (output_toc): Change 1 to INSERT in function call.
18833 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18834 (rs6000_initialize_trampoline): Likewise.
18835 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18837 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18838 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18839 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18840 (save_gprs): Use add_reg_note.
18841 (s390_emit_prologue): Likewise.
18842 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18843 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18844 (sparc_fold_builtin): Add cast to enum type.
18845 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18847 (spu_expand_prologue): Use add_reg_note.
18848 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18850 2009-04-20 Ian Lance Taylor <iant@google.com>
18852 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18853 (c_parser_postfix_expression_after_primary): Get VEC for list of
18854 arguments. Get original types of arguments. Call
18855 build_function_call_vec.
18856 (cached_expr_list_1, cached_expr_list_2): New static variables.
18857 (c_parser_expr_list): Change return type to VEC *. Add
18858 p_orig_types parameter. Change all callers.
18859 (c_parser_release_expr): New static function.
18860 (c_parser_vec_to_tree_list): New static function.
18861 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18862 call build_function_call_vec.
18863 (build_function_call_vec): New function, based on old
18864 build_function_call.
18865 (convert_arguments): Remove nargs and argarray parameters. Change
18866 values to a VEC. Add origtypes parameter.
18867 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18868 (convert_for_assignment): Add origtype parameter. Change all
18869 callers. If warn_cxx_compat, check for conversion to an enum
18870 type when calling a function.
18871 (store_init_value): Add origtype parameter. Change all callers.
18872 (digest_init): Likewise.
18873 (struct init_node): Add origtype field.
18874 (add_pending_init): Add origtype parameter. Change all callers.
18875 (output_init_element): Likewise.
18876 (output_pending_init_elements): Pass origtype from init_node to
18877 output_init_element.
18878 (process_init_element): Pass origtype from c_expr to
18879 output_init_element.
18880 (c_finish_return): Add origtype parameter. Change all callers.
18881 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18883 (sync_resolve_params): Likewise.
18884 (sync_resolve_return): Change params to first_param. Change caller.
18885 (resolve_overloaded_builtins): Change params to VEC *. Change
18886 callers. Save first parameter around call to build_function_call_vec.
18887 * c-decl.c (finish_decl): Add origtype parameter. Change all
18888 callers. Call build_function_call_vec rather than
18889 build_function_call for cleanup.
18890 * c-tree.h: Update declarations.
18891 * c-common.h: Update declarations.
18892 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18893 params to first_param.
18894 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18895 params parameter from tree to void *.
18896 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18897 Change arglist parameter to have type void *, and to be a pointer
18899 * config/rs6000/rs6000-protos.h
18900 (altivec_resolve_overloaded_builtin): Update declaration.
18901 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18902 fnargs parameter to have type void *, and to be a pointer to a
18903 VEC. Call build_function_call_vec instead of
18904 build_function_call.
18905 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18907 2009-04-20 Joey Ye <joey.ye@intel.com>
18908 Xuepeng Guo <xuepeng.guo@intel.com>
18909 H.J. Lu <hongjiu.lu@intel.com>
18911 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18913 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18914 (IX86_LEA_PRIORITY): Likewise.
18915 (distance_non_agu_define): New function.
18916 (distance_agu_use): Likewise.
18917 (ix86_lea_for_add_ok): Likewise.
18918 (ix86_dep_by_shift_count): Likewise.
18920 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18921 should split for LEA.
18923 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18925 (ix86_dep_by_shift_count): Likewise.
18927 2009-04-20 Richard Guenther <rguenther@suse.de>
18929 * expr.c (handled_component_p): Move ...
18930 * tree.h (handled_component_p): ... here.
18931 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18932 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18933 and REALPART_EXPR to be in one group.
18935 2009-04-20 Richard Guenther <rguenther@suse.de>
18937 * basic-block.h (get_all_dominated_blocks): Declare.
18938 * dominance.c (get_all_dominated_blocks): New function.
18939 * tree-cfg.c (get_all_dominated_blocks): Remove.
18940 (remove_edge_and_dominated_blocks): Adjust.
18941 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18942 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18943 instead of recursing.
18945 2009-04-20 Doug Kwan <dougkwan@google.com>
18947 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18948 (struct cgraph_node_set_def): New type.
18949 (cgraph_node_set) New type. Also declare vector functions.
18950 (struct cgraph_node_set_element_def): New type.
18951 (cgraph_node_set_element): Ditto.
18952 (cgraph_node_set_iterator): New iterator type.
18953 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18954 cgraph_node_set_remove, dump_cgraph_node_set,
18955 debug_cgraph_node_set): New prototypes.
18956 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18957 cgraph_node_set_size): New inlines.
18958 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18959 including cgraph.h.
18960 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18961 argument to function 'write_summary'.
18962 * ipa.c: Include ggc.h.
18963 (hash_cgraph_node_set_element,
18964 eq_cgraph_node_set_element, cgraph_node_set_new,
18965 cgraph_node_set_add, cgraph_node_set_remove,
18966 cgraph_node_set_find, dump_cgraph_node_set,
18967 debug_cgraph_node_set): New functions.
18968 * Makefile.in (ipa.o): Add dependency on GGC_H.
18970 2009-04-20 Ira Rosen <irar@il.ibm.com>
18972 PR tree-optimization/39675
18973 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18974 check of the return code of vect_schedule_slp. Check that
18975 stmt_vec_info still exists for the statement, before checking its
18976 vectorization type.
18978 2009-04-20 Michael Matz <matz@suse.de>
18980 * Makefile.in (generated_files): Take out $(simple_generated_c).
18982 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18984 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18985 (UINTPTR_TYPE): Likewise.
18987 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18990 * c-typeck.c (digest_init): Check for initializing an array with a
18993 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18996 * c-semantics.c (pop_stmt_list): Propagate
18997 STATEMENT_LIST_HAS_LABEL to parent statement list.
18999 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
19001 * config/mips/mips.h (mips_tune_attr): New macro.
19002 * config/mips/mips.md (cpu): Use it.
19004 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19007 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
19010 2009-04-19 Diego Novillo <dnovillo@google.com>
19012 * toplev.c (compile_file): Move call to coverage_finish ...
19013 * cgraphunit.c (ipa_passes): ... here.
19014 Call cgraph_process_new_functions.
19015 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
19016 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
19018 2009-04-19 Jan Hubicka <jh@suse.cz>
19020 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
19022 (dump_cgraph_node): Dump can throw external flag.
19023 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
19025 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19029 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
19030 * common.opt (Wlogical-op): Move from here...
19031 * c.opt (Wlogical-op): ... to here.
19032 * c-typeck.c (parser_build_binary_op): Update call to
19033 warn_logical_operator.
19034 * c-opts.c (c_common_post_options): Enable warn_logical_op with
19036 * c-common.c (warn_logical_op): Update.
19037 * c-common.h (warn_logical_op): Update declaration.
19039 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
19041 * tree.c (protected_set_expr_location): Fix formatting.
19043 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19046 * c-typeck.c (readonly_warning): new.
19047 (build_unary_op, build_modify_expr): Use readonly_warning for
19048 storing into something readonly but not const-qualified.
19050 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19053 * c-typeck.c (build_unary_op): Check for taking address of
19054 expression of type void.
19056 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19059 * c-typeck.c (build_function_call): Check for calling a function
19060 with qualified void return types. Call require_complete_type when
19063 2009-04-18 Jan Hubicka <jh@suse.cz>
19065 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
19067 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
19068 can_throw_external flag.
19069 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
19070 * ipa-pure-const.c (ignore_edge): New function.
19071 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19072 only over can_throw_external edges.
19073 (local_pure_const): Add nothrow flag.
19074 * ipa-utils.c (searchc): Add ignore_edge callback.
19075 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19076 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19077 (set_nothrow_function_flags): Update cgraph.
19078 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19080 2009-04-18 Richard Guenther <rguenther@suse.de>
19082 PR middle-end/39804
19083 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19084 (fold_stmt): ... this and ...
19085 (fold_stmt_inplace): ... this.
19086 (fold_stmt_1): Fold references in calls and asms.
19087 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19089 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19091 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19092 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19094 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19096 * tree.c (function_args_count): Remove.
19097 * tree.h: Remove the prototype for function_args_count.
19099 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19101 * tree-iterator.c (expr_only): Remove.
19102 * tree.h: Remove the prototype for expr_only.
19104 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19106 * reginfo.c (cannot_change_mode_set_regs): Remove.
19107 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19109 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19111 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19112 whether operands 0 and 1 overlaps.
19114 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19116 PR middle-end/36902
19117 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19118 pointer. Use warning_at instead of warning.
19119 (search_for_addr_array): Likewise.
19120 (check_array_bounds): Likewise.
19121 (check_all_array_refs): Check that the incoming edge is not in the
19122 list of edges to be removed.
19123 (check_all_array_refs): Avoid the temporal pointer.
19124 (vrp_visit_cond_stmt): Fix typo.
19125 (simplify_switch_using_ranges): Handle the case where the switch
19126 index is an integer constant.
19128 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19130 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19132 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19134 * doc/extend.texi, doc/invoke.texi: Fix typos.
19136 2009-04-17 Cary Coutant <ccoutant@google.com>
19138 * tree-flow-inline.h (get_lineno): Fix inverted test.
19140 2009-04-17 Diego Novillo <dnovillo@google.com>
19142 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19143 assertion for AVAIL_OUT.
19145 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19148 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19149 * config/sh/linux-atomic.asm: Likewise.
19151 2009-04-17 Diego Novillo <dnovillo@google.com>
19153 * except.c (debug_eh_tree): New.
19154 (struct eh_region, struct eh_status): Move ...
19155 * except.h: ... here.
19156 (add_type_for_runtime): Declare extern.
19157 (lookup_type_for_runtime): Likewise.
19158 (debug_eh_tree): Declare.
19159 * Makefile.in (GTFILES): List except.h before except.c
19161 2009-04-17 Diego Novillo <dnovillo@google.com>
19163 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19164 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19165 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19166 (find_vars_r): ... here.
19167 * tree-flow.h (find_referenced_vars_in): Declare.
19168 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19169 that AVAIL_OUT exists for BLOCK.
19170 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19171 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19172 (tree-parloops.o): Likewise.
19174 2009-04-17 Simon Baldwin <simonb@google.com>
19176 * toplev.c (default_tree_printer): Add handling for %E format.
19178 2009-04-17 Diego Novillo <dnovillo@google.com>
19180 * tree-pretty-print.c (dump_generic_node): Add break after
19181 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19182 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19183 FUNCTION_TYPE together. Call print_struct_decl when printing
19184 structures and TDF_SLIM is not given.
19185 (print_struct_decl): Fix logic for detecting recursion.
19187 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19190 * gcc.c (create_at_file): New.
19191 (compile_input_file_p): New.
19192 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19193 * main.c (main): Update call to toplev_main.
19194 * toplev.c (toplev_main): Change signature. Call expandargv.
19195 * toplev.h (toplev_main): Change signature.
19197 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19199 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19200 if the latter is not constant.
19202 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19204 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19206 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19208 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19209 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19211 2009-04-17 Richard Guenther <rguenther@suse.de>
19213 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19214 Handle component references view-converting an invariant address.
19216 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19218 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19219 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19220 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19221 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19222 Use @deftypevr rather than @deftypevar.
19224 2009-04-17 Richard Guenther <rguenther@suse.de>
19226 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19227 (get_prop_source_stmt): Likewise.
19228 (can_propagate_from): Likewise.
19230 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19232 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19233 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19234 (--with-multilib-list): Add default value.
19235 * configure: Regenerate.
19236 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19237 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19238 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19239 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19240 Don't add default cpu to multilib list unnecessarily, but do enable
19241 the relevant compiler option..
19242 Add support for --with-multilib-list=<blank> and
19243 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19244 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19245 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19246 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19247 TM_MULTILIB_CONFIG.
19248 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19249 (MULTILIB_OSDIRNAMES): New variable.
19250 * config/sh/t-1e: Delete file.
19251 * config/sh/t-mlib-sh1: Delete file.
19252 * config/sh/t-mlib-sh2: Delete file.
19253 * config/sh/t-mlib-sh2a: Delete file.
19254 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19255 * config/sh/t-mlib-sh2a-single: Delete file.
19256 * config/sh/t-mlib-sh2a-single-only: Delete file.
19257 * config/sh/t-mlib-sh2e: Delete file.
19258 * config/sh/t-mlib-sh3e: Delete file.
19259 * config/sh/t-mlib-sh4: Delete file.
19260 * config/sh/t-mlib-sh4-nofpu: Delete file.
19261 * config/sh/t-mlib-sh4-single: Delete file.
19262 * config/sh/t-mlib-sh4-single-only: Delete file.
19263 * config/sh/t-mlib-sh4a: Delete file.
19264 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19265 * config/sh/t-mlib-sh4a-single: Delete file.
19266 * config/sh/t-mlib-sh4a-single-only: Delete file.
19267 * config/sh/t-mlib-sh4al: Delete file.
19268 * config/sh/t-mlib-sh5-32media: Delete file.
19269 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19270 * config/sh/t-mlib-sh5-64media: Delete file.
19271 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19272 * config/sh/t-mlib-sh5-compact: Delete file.
19273 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19274 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19275 * doc/install.texi (Options specification): Add
19276 --with-multilib-list and --with-endian.
19278 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19280 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19282 (OBJS-common): Add plugin-version.o.
19283 (plugin-version.o): New.
19284 * gcc-plugin.h (plugin_gcc_version): New.
19285 (plugin_default_version_check): New.
19286 (plugin_init_func, plugin_init): Add version argument.
19287 * plugin-version.c: New.
19288 * plugin.c (str_plugin_gcc_version_name): New.
19289 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19290 pass it to the init function.
19291 (plugin_default_version_check): New.
19293 2009-04-17 Richard Guenther <rguenther@suse.de>
19295 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19296 for decl-vs-decl disambiguation.
19298 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19300 * config/s390/s390.h (s390_tune_attr): New macro definition.
19301 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19303 2009-04-17 Richard Guenther <rguenther@suse.de>
19305 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19306 (fold_stmt_r): Likewise.
19307 (maybe_fold_reference): New function.
19308 (fold_gimple_assign): Handle cases fold_stmt_r did.
19309 (fold_stmt): Do not use fold_stmt_r.
19310 (fold_stmt_inplace): Likewise.
19312 2009-04-17 Richard Guenther <rguenther@suse.de>
19314 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19315 (record_equivalences_from_stmt): Remove useless checks and
19317 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19318 the type is already suitable.
19320 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19322 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19324 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19326 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19327 (CMPtype): Define as __gcc_CMPtype.
19329 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19331 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19332 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19334 2009-04-17 Richard Guenther <rguenther@suse.de>
19336 PR tree-optimization/39746
19337 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19338 special-casing for builtins and static variable use/def.
19339 (call_may_clobber_ref_p_1): Likewise.
19341 2009-04-16 Ian Lance Taylor <iant@google.com>
19343 * df.h: Include "timevar.h".
19344 (struct df_problem): Change tv_id field to timevar_id_t.
19345 * tree-pass.h: Include "timevar.h".
19346 (struct opt_pass): Change tv_id field to timevar_id_t.
19347 * timevar.h (timevar_id_t): Define TV_NONE.
19348 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19349 TV_NONE rather than tv_id != 0.
19350 (execute_one_pass): Likewise.
19351 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19352 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19353 dependencies to $(TREE_PASS_H).
19354 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19356 (pass_branch_target_load_optimize2): Likewise.
19357 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19358 (pass_outof_cfg_layout_mode): Likewise.
19359 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19360 (pass_rebuild_cgraph_edges): Likewise.
19361 (pass_remove_cgraph_callee_edges): Likewise.
19362 * df-core.c (pass_df_initialize_opt): Likewise.
19363 (pass_df_initialize_no_opt): Likewise.
19364 (pass_df_finish): Likewise.
19365 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19366 * except.c (pass_set_nothrow_function_flags): Likewise.
19367 (pass_convert_to_eh_region_ranges): Likewise.
19368 * final.c (pass_compute_alignments): Likewise.
19369 * function.c (pass_instantiate_virtual_regs): Likewise.
19370 (pass_init_function): Likewise.
19371 (pass_leaf_regs): Likewise.
19372 (pass_match_asm_constraints): Likewise.
19373 * gimple-low.c (pass_lower_cf): Likewise.
19374 (pass_mark_used_blocks): Likewise.
19375 * init-regs.c (pass_initialize_regs): Likewise.
19376 * integrate.c (pass_initial_value_sets): Likewise.
19377 * ira.c (pass_ira): Likewise.
19378 * jump.c (pass_cleanup_barriers): Likewise.
19379 * omp-low.c (pass_expand_omp): Likewise.
19380 (pass_lower_omp): Likewise.
19381 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19382 * recog.c (pass_split_all_insns): Likewise.
19383 (pass_split_after_reload): Likewise.
19384 (pass_split_before_regstack): Likewise.
19385 (pass_split_before_sched2): Likewise.
19386 (pass_split_for_shorten_branches): Likewise.
19387 * reginfo.c (pass_reginfo_init): Likewise.
19388 (pass_subregs_of_mode_init): Likewise.
19389 (pass_subregs_of_mode_finish): Likewise.
19390 * passes.c (pass_postreload): Likewise.
19391 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19392 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19393 (pass_warn_function_return): Likewise.
19394 (pass_warn_function_noreturn): Likewise.
19395 * tree-complex.c (pass_lower_complex): Likewise.
19396 (pass_lower_complex_O0): Likewise.
19397 * tree-if-conv.c (pass_if_conversion): Likewise.
19398 * tree-into-ssa.c (pass_build_ssa): Likewise.
19399 * tree-mudflap.c (pass_mudflap_1): Likewise.
19400 (pass_mudflap_2): Likewise.
19401 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19402 (pass_mudflap_2): Likewise.
19403 * tree-nrv.c (pass_return_slot): Likewise.
19404 * tree-object-size.c (pass_object_sizes): Likewise.
19405 * tree-optimize.c (pass_all_optimizations): Likewise.
19406 (pass_early_local_passes): Likewise.
19407 (pass_all_early_optimizations): Likewise.
19408 (pass_cleanup_cfg): Likewise.
19409 (pass_cleanup_cfg_post_optimizing): Likewise.
19410 (pass_free_datastructures): Likewise.
19411 (pass_free_cfg_annotations): Likewise.
19412 (pass_fixup_cfg): Likewise.
19413 (pass_init_datastructures): Likewise.
19414 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19415 (pass_late_warn_uninitialized): Likewise.
19416 (pass_update_address_taken): Likewise.
19417 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19418 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19419 (pass_cse_sincos): Likewise.
19420 (pass_convert_to_rsqrt): Likewise.
19421 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19422 * tree-stdarg.c (pass_stdarg): Likewise.
19423 * tree-tailcall.c (pass_tail_recursion): Likewise.
19424 (pass_tail_calls): Likewise.
19425 * tree-vect-generic.c (pass_lower_vector): Likewise.
19426 (pass_lower_vector_ssa): Likewise.
19427 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19429 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19431 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19433 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19435 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19436 logical and signext.
19438 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19441 * config/sh/predicates.md (arith_operand): Check if the operand
19442 of TRUNCATE is a REG.
19444 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19446 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19447 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19449 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19451 * tree-iterator.c (tsi_split_statement_list_after,
19452 tsi_split_statement_list_before): Remove.
19453 * tree-iterator.h: Remove the prototypes for
19454 tsi_split_statement_list_after and tsi_split_statement_list_before.
19456 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19458 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19459 * tree-ssa-propagate.h: Remove the prototype for
19460 stmt_makes_single_load.
19462 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19464 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19465 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19467 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19469 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19471 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19473 * except.c (eh_region_outer_p): Remove.
19474 * except.h: Remove the prototype for eh_region_outer_p.
19476 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19478 * function.c (current_function_assembler_name): Remove.
19479 * function.h: Remove the prototype for
19480 current_function_assembler_name.
19482 2009-04-16 Ian Lance Taylor <iant@google.com>
19484 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19485 (add_reg_note): Call alloc_reg_note.
19486 * rtl.h (alloc_reg_note): Declare.
19487 * combine.c (try_combine): Use alloc_reg_note.
19488 (recog_for_combine, move_deaths): Likewise.
19489 (distribute_notes): Use alloc_reg_note and add_reg_note.
19490 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19491 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19492 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19494 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19496 PR rtl-optimization/39762
19497 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19498 ira_may_move_out_cost): Add comments about way of their usage.
19499 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19501 * ira-conflicts.c (process_regs_for_copy): Use function
19502 ira_get_register_move_cost instead of global
19503 ira_register_move_cost.
19505 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19506 color_pass, move_spill_restore, update_curr_costs): Ditto.
19508 * ira-lives.c (process_single_reg_class_operands): Ditto.
19510 * ira-emit.c (emit_move_list): Ditto.
19512 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19513 (record_reg_classes): Ditto. Use functions
19514 ira_get_register_move_cost and ira_get_may_move_cost instead of
19515 global vars ira_register_move_cost, ira_may_move_out_cost and
19516 ira_may_move_in_cost.
19517 (record_address_regs): Don't call ira_init_register_move_cost.
19518 Use function ira_get_may_move_cost instead of global
19519 ira_may_move_in_cost.
19520 (process_bb_node_for_hard_reg_moves): Use function
19521 ira_get_register_move_cost instead of global ira_register_move_cost.
19522 (ira_costs): Don't call ira_init_register_move_cost.
19524 2009-04-16 Richard Guenther <rguenther@suse.de>
19526 * tree-cfg.c (verify_gimple_assign_binary):
19527 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19528 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19529 (create_general_new_stmt): Note that this function is broken.
19531 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19533 * common.opt (fhelp): Add Var(help_flag).
19534 * gcc-plugin.h (plugin_info): Add help.
19535 * plugin.c (plugin_name_args): Add help.
19536 (register_plugin_info): Set plugin->help.
19537 (print_help_one_plugin): New.
19538 (print_plugins_help): New.
19539 * plugin.h (print_plugins_help): New.
19540 * toplev.c (toplev_main): Call print_plugins_help if needed.
19542 2009-04-16 Richard Guenther <rguenther@suse.de>
19544 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19545 (gimple_ior_addresses_taken_1): New function.
19546 (gimple_ior_addresses_taken): Likewise.
19547 * gimple.h (struct gimple_statement_with_ops_base): Remove
19548 addresses_taken member.
19549 (gimple_ior_addresses_taken): Declare.
19550 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19551 gimple_set_addresses_taken): Remove.
19552 * ipa-reference.c (mark_address): New function.
19553 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19554 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19555 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19556 (gimple_add_to_addresses_taken): Remove.
19557 (get_tmr_operands): Call mark_address_taken.
19558 (get_asm_expr_operands): Likewise.
19559 (get_expr_operands): Likewise.
19560 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19561 (free_stmt_operands): Do not free it.
19562 * tree-ssa.c (delete_tree_ssa): Likewise.
19563 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19565 2009-04-16 Richard Guenther <rguenther@suse.de>
19567 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19568 (walk_stmt_load_store_ops): Likewise.
19569 * gimple.c (get_base_loadstore): New function.
19570 (walk_stmt_load_store_addr_ops): Likewise.
19571 (walk_stmt_load_store_ops): Likewise.
19572 * ipa-pure-const.c (check_op): Simplify.
19573 (check_load, check_store): New functions.
19574 (check_stmt): Use walk_stmt_load_store_ops.
19575 * ipa-reference.c (mark_load): Adjust signature.
19576 (mark_store): Likewise.
19577 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19579 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19581 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19582 (plugin_info): New.
19583 * opts.c (common_handle_option): Don't call print_version.
19584 * plugin.c (plugin_name_args): Add version.
19585 (register_plugin_info): New.
19586 (register_callback): Handle PLUGIN_INFO.
19587 (try_init_one_plugin): New.
19588 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19590 (finalize_one_plugin): New.
19591 (finalize_plugins): New.
19592 (print_one_plugin): New.
19593 (print_plugins_versions): New.
19594 * plugin.h (print_plugins_versions): New.
19595 (finalize_plugins): New.
19596 * toplev.c (compile_file): Don't call initialize_plugins.
19597 (print_version): Call print_plugins_versions.
19598 (toplev_main): Call initialize_plugins. Print version if needed.
19599 Call finalize_plugins.
19601 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19603 * common.opt (fversion): New.
19604 * gcc.c (print_version): New.
19605 (process_command): Don't print the version. Just set print_version.
19606 (main): Print version. Call subprocesses if print_version and
19607 verbose_flag are set.
19608 * opts.c (common_handle_option): Handle OPT_fversion.
19610 2009-04-16 Richard Guenther <rguenther@suse.de>
19611 Ira Rosen <irar@il.ibm.com>
19613 PR tree-optimization/39698
19614 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19615 type of the reduction variable. Only generate the def if
19618 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19619 make sure to first convert to an integer of the same precision.
19620 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19621 the type of the evolution correctly in computing the new
19622 induction variable base.
19624 2009-04-16 Richard Guenther <rguenther@suse.de>
19626 PR middle-end/39625
19627 * tree-cfg.c (make_blocks): Split statements with to-be
19628 abnormal SSA names on the lhs.
19630 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19632 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19633 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19634 * c-typeck.c (really_start_incremental_init): Likewise.
19635 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19636 (TARGET_INITIALIZER): Remove it.
19637 * target.h (struct target): Remove vector_opaque_p.
19638 * tree.c (build_opaque_vector_type): New.
19639 * tree.h (TYPE_VECTOR_OPAQUE): New.
19640 (build_opaque_vector_type): Declare.
19641 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19642 * config/rs6000/rs6000.c (build_opaque_vector_type,
19643 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19644 (rs6000_init_builtins): Use build_opaque_vector_type for
19645 opaque_V4SI_type_node.
19647 2009-04-15 Catherine Moore <clm@codesourcery.com>
19649 * debug.h (set_name): Declare.
19650 * dwarf2out.c (dwarf2out_set_name): Declare.
19651 (dwarf2_debug_hooks): Add set_name.
19652 (find_AT_string): New.
19653 (add_AT_string): Call find_AT_string.
19654 (dwarf2out_set_name): New.
19655 * cp/decl.c (grokdeclarator): Call set_name.
19656 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19657 * debug.c (do_nothing_debug_hooks): Likewise.
19658 * dbxout.c (dbx_debug_hooks): Likewise.
19659 * sdbout.c (sdb_debug_hooks): Likewise.
19661 2009-04-15 Michael Eager <eager@eagercon.com>
19663 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19664 reg for single-precision FPU.
19665 * config/rs6000/rs6000.md (movsi_internal1): Only for
19666 !TARGET_SINGLE_FPU.
19667 (movsi_internal1_single): New. Add pattern to move SI values to/from
19668 single-precision FP regs.
19670 2009-04-15 Richard Guenther <rguenther@suse.de>
19672 * omp-low.c (lower_rec_input_clauses): Build correct address
19674 (expand_omp_for_generic): Fix multiplication type.
19675 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19676 (generate_memset_zero): Fix types.
19677 * tree-profile.c (prepare_instrumented_value): Correctly
19680 2009-04-15 Ian Lance Taylor <iant@google.com>
19682 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19683 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19684 for -Wall and for -Wc++-compat.
19685 (c_common_post_options): For C++, set warn_enum_compare if not
19687 * c-tree.h (struct c_expr): Add field original_type.
19688 (build_external_ref): Update declaration.
19689 * c-parser.c (c_parser_braced_init): Set original_type.
19690 (c_parser_initelt): Likewise.
19691 (c_parser_expr_no_commas): Likewise.
19692 (c_parser_conditional_expression): Likewise.
19693 (c_parser_cast_expression): Likewise.
19694 (c_parser_unary_expression): Likewise. Pull setting of
19695 original_code to top of function.
19696 (c_parser_sizeof_expression): Set original_type.
19697 (c_parser_alignof_expression): Likewise.
19698 (c_parser_postfix_expression): Likewise. Pull setting of
19699 original_code to top of function.
19700 (c_parser_postfix_expression_after_paren_type): Set original_type.
19701 (c_parser_postfix_expression_after_primary): Likewise.
19702 (c_parser_expression): Likewise.
19703 * c-typeck.c (build_external_ref): Add type parameter. Change all
19705 (c_expr_sizeof_expr): Set original_type field.
19706 (parser_build_unary_op): Likewise.
19707 (parser_build_binary_op): Likewise. Optionally warn about
19708 comparisons of enums of different types.
19709 (digest_init): Set original_type field.
19710 (really_start_incremental_init): Likewise.
19711 (push_init_level, pop_init_level): Likewise.
19712 * doc/invoke.texi (Warning Options): -Wenum-compare now
19715 2009-04-15 Richard Guenther <rguenther@suse.de>
19717 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19718 out a necessary conversion.
19719 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19720 names we didn't value number.
19721 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19723 2009-04-15 Richard Guenther <rguenther@suse.de>
19725 PR tree-optimization/39764
19726 * tree-ssa-ccp.c (get_value): Canonicalize value with
19727 canonicalize_float_value.
19729 2009-04-15 Jan Hubicka <jh@suse.cz>
19731 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19732 Wrong version of patch.
19734 2009-04-15 Jan Hubicka <jh@suse.cz>
19736 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19738 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19740 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19741 our distinct integral and vector types.
19743 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19745 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19746 * init.c (build_vtbl_address): Remove call to assemble_external.
19748 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19750 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19751 output for other floating point modes.
19753 2009-04-14 Diego Novillo <dnovillo@google.com>
19755 * diagnostic.c (diagnostic_report_diagnostic): Do not
19756 warn about loaded plugins for DK_ERROR and DK_WARNING.
19757 * c-decl.c (declspecs_add_type): Move call to
19758 invoke_plugin_callbacks ...
19759 * c-parser.c (c_parser_declspecs): ... here.
19760 * plugin.c (dump_active_plugins): Tidy output.
19762 2009-04-14 Diego Novillo <dnovillo@google.com>
19763 Le-Chun Wu <lcwu@google.com>
19765 * configure.ac: Add --enable-plugin support.
19766 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19767 * Makefile.in (PLUGIN_H): Define.
19768 Export ENABLE_PLUGIN and GMPINC to site.exp.
19769 Add PLUGINLIBS to link command.
19770 Add/modify dependencies for plugin.o and files including plugin.h.
19772 * config.in: Regenerate.
19774 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19777 2009-04-14 Le-Chun Wu <lcwu@google.com>
19779 * tree-pass.h (register_one_dump_file): Add a prototype for
19780 register_one_dump_file.
19781 * toplev.c (compile_file): Call initialize_plugins.
19782 (do_compile): Call invoke_plugin_callbacks.
19783 (toplev_main): Call invoke_plugin_callbacks.
19784 * common.opt: Add -fplugin= and -fplugin-arg-.
19785 * gcc-plugin.h: New public header file for plugins to include.
19786 * plugin.c: New source file.
19787 * plugin.h: New internal header file.
19788 * passes.c (register_one_dump_file): Make it external.
19790 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19792 2009-04-14 Diego Novillo <dnovillo@google.com>
19794 * doc/plugins.texi: New.
19795 * doc/gccint.texi: Add reference to Plugins chapter.
19796 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19797 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19798 loaded plugins, if any.
19799 * timevar.def (TV_PLUGIN_INIT): Define.
19800 (TV_PLUGIN_RUN): Define.
19801 * plugin.c: Include timevar.h
19802 (plugins_active_p): New.
19803 (dump_active_plugins): New.
19804 (debug_active_plugins): New.
19806 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19808 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19810 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19812 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19814 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19815 the same as a minus without a shift.
19817 2009-04-14 Nick Clifton <nickc@redhat.com>
19819 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19820 comparisons with small integers will always produce a short
19823 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19826 2008-12-19 Diego Novillo <dnovillo@google.com>
19828 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19830 2009-04-14 Richard Guenther <rguenther@suse.de>
19832 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19834 (verify_gimple_assign_binary): Likewise. Handle shifts and
19836 (verify_gimple_phi): Print the mismatched argument position.
19837 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19839 (vect_update_init_of_dr): Likewise.
19840 * matrix-reorg.c (transform_access_sites): Do what the
19842 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19844 2009-04-13 Michael Eager <eager@eagercon.com>
19846 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19847 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19848 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19849 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19850 remove duplicate config
19852 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19854 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19855 file_name:line_number type locator of the call site.
19857 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19859 * genautomata.c: Put blank after comma.
19860 (automaton_decls): New.
19861 (struct unit_usage): Add comments to member next.
19862 (store_alt_unit_usage): Keep the list ordered.
19863 (unit_present_on_list_p, equal_alternatives_p): New.
19864 (check_regexp_units_distribution): Check units distribution
19865 correctness correctly.
19866 (main): Don't write automata if error is found. Return correct
19869 * config/m68k/cf.md (cfv4_ds): Remove.
19870 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19871 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19873 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19874 power4-load-ext, power4-store, power4-store-update,
19875 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19876 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19877 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19878 power4-sqrt, power4-isync): Modify reservation to make correct
19879 unit distribution to automata.
19881 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19882 power5-store-update, power5-two, power5-three, power5-lmul,
19883 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19885 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19887 * except.c (pass_set_nothrow_function_flags): Set name and add
19889 (set_nothrow_function_flags): Mention in the dump file when
19890 changing a function to nothrow.
19892 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19895 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19896 instead of unsigned long.
19898 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19900 * config/arm/arm.c (return_used_this_function): Remove.
19901 (arm_output_function_prologue): Remove use of
19902 return_used_this_function.
19903 (output_return_instruction): Replace use of
19904 return_used_this_function
19905 by cfun->machine->return_used_this_function.
19906 (arm_output_epilogue): Likewise.
19907 (arm_output_function_epilogue): Likewise.
19908 (thumb_unexpanded_epilogue): Likewise.
19909 * config/arm/arm.h (struct machine_function):
19910 New member return_used_this_function.
19912 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19914 * doc/install.texi: Correct description of default directory for
19915 --with-gxx-include-dir.
19917 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19919 * fold-const.c (build_range_check): Properly deal with enumeral and
19920 boolean base types.
19922 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19924 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19925 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19926 * params.h (MAX_GCSE_PASSES): Remove.
19927 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19928 in sequence. Remove ability to run multiple passes.
19929 (bypass_jumps): Report run as third CPROP pass.
19931 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19933 PR middle-end/39651
19934 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19935 when deciding whether the whole SEQUENCE can throw.
19937 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19940 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19941 offseted label references.
19943 2009-04-11 Jan Hubicka <jh@suse.cz>
19945 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19947 2009-04-11 Richard Guenther <rguenther@suse.de>
19949 PR middle-end/39732
19950 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19951 return variables as TREE_ADDRESSABLE.
19953 2009-04-11 Richard Guenther <rguenther@suse.de>
19955 PR tree-optimization/39713
19956 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19957 reference trees have SSA_NAME operands.
19959 2009-04-11 Richard Guenther <rguenther@suse.de>
19962 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19963 address expressions.
19965 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19967 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19968 match changes in Cygwin 1.7
19969 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19970 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19972 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19974 PR tree-optimization/39701
19975 * doc/invoke.texi (Optimization Options): Document change in
19976 meaning and initialization of -fdelete-null-pointer-checks.
19978 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19980 PR middle-end/39701
19981 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19983 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19986 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19988 2009-04-10 Chao-ying Fu <fu@mips.com>
19990 * doc/tm.texi (Instruction Output): Document
19991 TARGET_ASM_FINAL_POSTSCAN_INSN.
19992 * target.h (final_postscan_insn): New field in asm_out.
19993 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19994 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19995 * final.c (final_scan_insn): Call
19996 targetm.asm_out.final_postscan_insn after outputting
19997 an asm macro and a normal instruction.
19999 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
20000 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
20001 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
20002 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
20003 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20005 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20007 PR middle-end/39701
20008 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
20009 variables as non-NULL even with -fdelete-null-pointer-checks.
20011 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20013 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
20015 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
20018 * config/i386/i386.c (classify_argument): Handle SCmode with
20019 (bit_offset % 64) != 0.
20021 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
20023 * doc/invoke.texi (Optimize Options): Add cross-reference to
20024 -Q --help=optimizers examples.
20026 2009-04-10 Ben Elliston <bje@au.ibm.com>
20029 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
20030 regalign for the reg == fpr and TDmode case.
20032 2009-04-09 David Ayers <ayers@fsfe.org>
20035 * objc/objc-act.c (warn_with_method): Remove helper function.
20036 (check_duplicates): Call warning and inform directly.
20037 (really_start_method): Likewise.
20039 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20041 * expmed.c (expand_divmod): Always use a comparison for a division
20042 by a large unsigned integer.
20044 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
20045 for things others than variables or functions as nonzero.
20047 2009-04-09 Nick Clifton <nickc@redhat.com>
20049 * unwind-compat.c: Change copyright header to refer to version
20050 3 of the GNU General Public License with version 3.1 of the
20051 GCC Runtime Library Exception and to point readers at the
20052 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
20053 * config/alpha/crtfastmath.c: Likewise.
20054 * config/alpha/linux-unwind.h: Likewise.
20055 * config/alpha/qrnnd.asm: Likewise.
20056 * config/alpha/vms-crt0-64.c: Likewise.
20057 * config/alpha/vms-crt0.c: Likewise.
20058 * config/alpha/vms-dwarf2.asm: Likewise.
20059 * config/alpha/vms-dwarf2eh.asm: Likewise.
20060 * config/alpha/vms-psxcrt0-64.c: Likewise.
20061 * config/alpha/vms-psxcrt0.c: Likewise.
20062 * config/alpha/vms_tramp.asm: Likewise.
20063 * config/arc/initfini.c: Likewise.
20064 * config/arc/lib1funcs.asm: Likewise.
20065 * config/arm/bpabi-v6m.S: Likewise.
20066 * config/arm/bpabi.S: Likewise.
20067 * config/arm/bpabi.c: Likewise.
20068 * config/arm/crti.asm: Likewise.
20069 * config/arm/crtn.asm: Likewise.
20070 * config/arm/ieee754-df.S: Likewise.
20071 * config/arm/ieee754-sf.S: Likewise.
20072 * config/arm/lib1funcs.asm: Likewise.
20073 * config/arm/libunwind.S: Likewise.
20074 * config/arm/linux-atomic.c: Likewise.
20075 * config/arm/mmintrin.h: Likewise.
20076 * config/arm/pr-support.c: Likewise.
20077 * config/arm/unaligned-funcs.c: Likewise.
20078 * config/arm/unwind-arm.c: Likewise.
20079 * config/arm/unwind-arm.h: Likewise.
20080 * config/avr/libgcc.S: Likewise.
20081 * config/bfin/crti.s: Likewise.
20082 * config/bfin/crtlibid.s: Likewise.
20083 * config/bfin/crtn.s: Likewise.
20084 * config/bfin/lib1funcs.asm: Likewise.
20085 * config/bfin/linux-unwind.h: Likewise.
20086 * config/cris/arit.c: Likewise.
20087 * config/cris/cris_abi_symbol.c: Likewise.
20088 * config/darwin-64.c: Likewise.
20089 * config/darwin-crt2.c: Likewise.
20090 * config/darwin-crt3.c: Likewise.
20091 * config/darwin.h: Likewise.
20092 * config/dbxelf.h: Likewise.
20093 * config/dfp-bit.c: Likewise.
20094 * config/dfp-bit.h: Likewise.
20095 * config/elfos.h: Likewise.
20096 * config/fixed-bit.c: Likewise.
20097 * config/fixed-bit.h: Likewise.
20098 * config/fp-bit.c: Likewise.
20099 * config/fp-bit.h: Likewise.
20100 * config/fr30/crti.asm: Likewise.
20101 * config/fr30/crtn.asm: Likewise.
20102 * config/fr30/lib1funcs.asm: Likewise.
20103 * config/freebsd-spec.h: Likewise.
20104 * config/frv/cmovd.c: Likewise.
20105 * config/frv/cmovh.c: Likewise.
20106 * config/frv/cmovw.c: Likewise.
20107 * config/frv/frvbegin.c: Likewise.
20108 * config/frv/frvend.c: Likewise.
20109 * config/frv/lib1funcs.asm: Likewise.
20110 * config/glibc-stdint.h: Likewise.
20111 * config/h8300/clzhi2.c: Likewise.
20112 * config/h8300/crti.asm: Likewise.
20113 * config/h8300/crtn.asm: Likewise.
20114 * config/h8300/ctzhi2.c: Likewise.
20115 * config/h8300/fixunssfsi.c: Likewise.
20116 * config/h8300/lib1funcs.asm: Likewise.
20117 * config/h8300/parityhi2.c: Likewise.
20118 * config/h8300/popcounthi2.c: Likewise.
20119 * config/i386/ammintrin.h: Likewise.
20120 * config/i386/att.h: Likewise.
20121 * config/i386/avxintrin.h: Likewise.
20122 * config/i386/biarch64.h: Likewise.
20123 * config/i386/bmmintrin.h: Likewise.
20124 * config/i386/cpuid.h: Likewise.
20125 * config/i386/cross-stdarg.h: Likewise.
20126 * config/i386/crtfastmath.c: Likewise.
20127 * config/i386/crtprec.c: Likewise.
20128 * config/i386/cygming-crtbegin.c: Likewise.
20129 * config/i386/cygming-crtend.c: Likewise.
20130 * config/i386/cygwin.asm: Likewise.
20131 * config/i386/emmintrin.h: Likewise.
20132 * config/i386/gmm_malloc.h: Likewise.
20133 * config/i386/gthr-win32.c: Likewise.
20134 * config/i386/i386.h: Likewise.
20135 * config/i386/immintrin.h: Likewise.
20136 * config/i386/linux-unwind.h: Likewise.
20137 * config/i386/linux64.h: Likewise.
20138 * config/i386/mm3dnow.h: Likewise.
20139 * config/i386/mmintrin-common.h: Likewise.
20140 * config/i386/mmintrin.h: Likewise.
20141 * config/i386/nmmintrin.h: Likewise.
20142 * config/i386/pmm_malloc.h: Likewise.
20143 * config/i386/pmmintrin.h: Likewise.
20144 * config/i386/smmintrin.h: Likewise.
20145 * config/i386/sol2-c1.asm: Likewise.
20146 * config/i386/sol2-ci.asm: Likewise.
20147 * config/i386/sol2-cn.asm: Likewise.
20148 * config/i386/sol2-gc1.asm: Likewise.
20149 * config/i386/tmmintrin.h: Likewise.
20150 * config/i386/unix.h: Likewise.
20151 * config/i386/w32-unwind.h: Likewise.
20152 * config/i386/wmmintrin.h: Likewise.
20153 * config/i386/x86-64.h: Likewise.
20154 * config/i386/x86intrin.h: Likewise.
20155 * config/i386/xmmintrin.h: Likewise.
20156 * config/ia64/crtbegin.asm: Likewise.
20157 * config/ia64/crtend.asm: Likewise.
20158 * config/ia64/crtfastmath.c: Likewise.
20159 * config/ia64/crti.asm: Likewise.
20160 * config/ia64/crtn.asm: Likewise.
20161 * config/ia64/fde-glibc.c: Likewise.
20162 * config/ia64/lib1funcs.asm: Likewise.
20163 * config/ia64/linux-unwind.h: Likewise.
20164 * config/ia64/quadlib.c: Likewise.
20165 * config/ia64/unwind-ia64.c: Likewise.
20166 * config/linux.h: Likewise.
20167 * config/m32c/m32c-lib1.S: Likewise.
20168 * config/m32c/m32c-lib2-trapv.c: Likewise.
20169 * config/m32c/m32c-lib2.c: Likewise.
20170 * config/m32r/initfini.c: Likewise.
20171 * config/m68hc11/larith.asm: Likewise.
20172 * config/m68hc11/m68hc11-crt0.S: Likewise.
20173 * config/m68k/cf.md: Likewise.
20174 * config/m68k/crti.s: Likewise.
20175 * config/m68k/crtn.s: Likewise.
20176 * config/m68k/lb1sf68.asm: Likewise.
20177 * config/m68k/linux-unwind.h: Likewise.
20178 * config/mcore/crti.asm: Likewise.
20179 * config/mcore/crtn.asm: Likewise.
20180 * config/mcore/lib1.asm: Likewise.
20181 * config/mips/linux-unwind.h: Likewise.
20182 * config/mips/loongson.h: Likewise.
20183 * config/mips/mips16.S: Likewise.
20184 * config/mmix/crti.asm: Likewise.
20185 * config/mmix/crtn.asm: Likewise.
20186 * config/pa/fptr.c: Likewise.
20187 * config/pa/hpux-unwind.h: Likewise.
20188 * config/pa/lib2funcs.asm: Likewise.
20189 * config/pa/linux-atomic.c: Likewise.
20190 * config/pa/linux-unwind.h: Likewise.
20191 * config/pa/milli64.S: Likewise.
20192 * config/pa/quadlib.c: Likewise.
20193 * config/pa/stublib.c: Likewise.
20194 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20195 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20196 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20197 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20198 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20199 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20200 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20201 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20202 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20203 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20204 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20205 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20206 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20207 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20208 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20209 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20210 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20211 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20212 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20213 * config/rs6000/750cl.h: Likewise.
20214 * config/rs6000/altivec.h: Likewise.
20215 * config/rs6000/biarch64.h: Likewise.
20216 * config/rs6000/crtresfpr.asm: Likewise.
20217 * config/rs6000/crtresgpr.asm: Likewise.
20218 * config/rs6000/crtresxfpr.asm: Likewise.
20219 * config/rs6000/crtresxgpr.asm: Likewise.
20220 * config/rs6000/crtsavfpr.asm: Likewise.
20221 * config/rs6000/crtsavgpr.asm: Likewise.
20222 * config/rs6000/darwin-asm.h: Likewise.
20223 * config/rs6000/darwin-fallback.c: Likewise.
20224 * config/rs6000/darwin-fpsave.asm: Likewise.
20225 * config/rs6000/darwin-ldouble.c: Likewise.
20226 * config/rs6000/darwin-tramp.asm: Likewise.
20227 * config/rs6000/darwin-unwind.h: Likewise.
20228 * config/rs6000/darwin-vecsave.asm: Likewise.
20229 * config/rs6000/darwin-world.asm: Likewise.
20230 * config/rs6000/e500crtres32gpr.asm: Likewise.
20231 * config/rs6000/e500crtres64gpr.asm: Likewise.
20232 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20233 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20234 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20235 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20236 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20237 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20238 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20239 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20240 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20241 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20242 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20243 * config/rs6000/eabi-ci.asm: Likewise.
20244 * config/rs6000/eabi-cn.asm: Likewise.
20245 * config/rs6000/eabi.asm: Likewise.
20246 * config/rs6000/linux-unwind.h: Likewise.
20247 * config/rs6000/linux64.h: Likewise.
20248 * config/rs6000/paired.h: Likewise.
20249 * config/rs6000/paired.md: Likewise.
20250 * config/rs6000/ppc64-fp.c: Likewise.
20251 * config/rs6000/ppu_intrinsics.h: Likewise.
20252 * config/rs6000/rs6000.h: Likewise.
20253 * config/rs6000/si2vmx.h: Likewise.
20254 * config/rs6000/sol-ci.asm: Likewise.
20255 * config/rs6000/sol-cn.asm: Likewise.
20256 * config/rs6000/spe.h: Likewise.
20257 * config/rs6000/spu2vmx.h: Likewise.
20258 * config/rs6000/sysv4.h: Likewise.
20259 * config/rs6000/tramp.asm: Likewise.
20260 * config/rs6000/vec_types.h: Likewise.
20261 * config/s390/linux-unwind.h: Likewise.
20262 * config/s390/tpf-unwind.h: Likewise.
20263 * config/score/crti.asm: Likewise.
20264 * config/score/crtn.asm: Likewise.
20265 * config/sh/crt1.asm: Likewise.
20266 * config/sh/crti.asm: Likewise.
20267 * config/sh/crtn.asm: Likewise.
20268 * config/sh/divtab-sh4-300.c: Likewise.
20269 * config/sh/divtab-sh4.c: Likewise.
20270 * config/sh/divtab.c: Likewise.
20271 * config/sh/lib1funcs-4-300.asm: Likewise.
20272 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20273 * config/sh/lib1funcs.asm: Likewise.
20274 * config/sh/lib1funcs.h: Likewise.
20275 * config/sh/linux-atomic.asm: Likewise.
20276 * config/sh/linux-unwind.h: Likewise.
20277 * config/sh/shmedia.h: Likewise.
20278 * config/sh/sshmedia.h: Likewise.
20279 * config/sh/ushmedia.h: Likewise.
20280 * config/sparc/crtfastmath.c: Likewise.
20281 * config/sparc/linux-unwind.h: Likewise.
20282 * config/sparc/sol2-c1.asm: Likewise.
20283 * config/sparc/sol2-ci.asm: Likewise.
20284 * config/sparc/sol2-cn.asm: Likewise.
20285 * config/spu/divmodti4.c: Likewise.
20286 * config/spu/divv2df3.c: Likewise.
20287 * config/spu/float_disf.c: Likewise.
20288 * config/spu/float_unsdidf.c: Likewise.
20289 * config/spu/float_unsdisf.c: Likewise.
20290 * config/spu/float_unssidf.c: Likewise.
20291 * config/spu/mfc_multi_tag_release.c: Likewise.
20292 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20293 * config/spu/mfc_tag_release.c: Likewise.
20294 * config/spu/mfc_tag_reserve.c: Likewise.
20295 * config/spu/mfc_tag_table.c: Likewise.
20296 * config/spu/multi3.c: Likewise.
20297 * config/spu/spu_internals.h: Likewise.
20298 * config/spu/spu_intrinsics.h: Likewise.
20299 * config/spu/spu_mfcio.h: Likewise.
20300 * config/spu/vec_types.h: Likewise.
20301 * config/spu/vmx2spu.h: Likewise.
20302 * config/stormy16/stormy16-lib2.c: Likewise.
20303 * config/svr4.h: Likewise.
20304 * config/sync.c: Likewise.
20305 * config/v850/lib1funcs.asm: Likewise.
20306 * config/vxlib-tls.c: Likewise.
20307 * config/vxlib.c: Likewise.
20308 * config/vxworks-dummy.h: Likewise.
20309 * config/xtensa/crti.asm: Likewise.
20310 * config/xtensa/crtn.asm: Likewise.
20311 * config/xtensa/ieee754-df.S: Likewise.
20312 * config/xtensa/ieee754-sf.S: Likewise.
20313 * config/xtensa/lib1funcs.asm: Likewise.
20314 * config/xtensa/lib2funcs.S: Likewise.
20315 * config/xtensa/linux-unwind.h: Likewise.
20316 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20317 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20318 * coretypes.h: Likewise.
20319 * crtstuff.c: Likewise.
20320 * defaults.h: Likewise.
20321 * dwarf2.h: Likewise.
20322 * emutls.c: Likewise.
20323 * gbl-ctors.h: Likewise.
20324 * gcov-io.h: Likewise.
20325 * ginclude/float.h: Likewise.
20326 * ginclude/iso646.h: Likewise.
20327 * ginclude/stdarg.h: Likewise.
20328 * ginclude/stdbool.h: Likewise.
20329 * ginclude/stddef.h: Likewise.
20330 * ginclude/stdfix.h: Likewise.
20331 * ginclude/stdint-gcc.h: Likewise.
20332 * ginclude/tgmath.h: Likewise.
20333 * gthr-aix.h: Likewise.
20334 * gthr-dce.h: Likewise.
20335 * gthr-gnat.c: Likewise.
20336 * gthr-gnat.h: Likewise.
20337 * gthr-lynx.h: Likewise.
20338 * gthr-mipssde.h: Likewise.
20339 * gthr-nks.h: Likewise.
20340 * gthr-posix.c: Likewise.
20341 * gthr-posix.h: Likewise.
20342 * gthr-posix95.h: Likewise.
20343 * gthr-rtems.h: Likewise.
20344 * gthr-single.h: Likewise.
20345 * gthr-solaris.h: Likewise.
20346 * gthr-tpf.h: Likewise.
20347 * gthr-vxworks.h: Likewise.
20348 * gthr-win32.h: Likewise.
20349 * gthr.h: Likewise.
20350 * libgcc2.c: Likewise.
20351 * libgcc2.h: Likewise.
20352 * libgcov.c: Likewise.
20353 * tsystem.h: Likewise.
20354 * typeclass.h: Likewise.
20355 * unwind-c.c: Likewise.
20356 * unwind-compat.h: Likewise.
20357 * unwind-dw2-fde-compat.c: Likewise.
20358 * unwind-dw2-fde-darwin.c: Likewise.
20359 * unwind-dw2-fde-glibc.c: Likewise.
20360 * unwind-dw2-fde.c: Likewise.
20361 * unwind-dw2-fde.h: Likewise.
20362 * unwind-dw2.c: Likewise.
20363 * unwind-dw2.h: Likewise.
20364 * unwind-generic.h: Likewise.
20365 * unwind-pe.h: Likewise.
20366 * unwind-sjlj.c: Likewise.
20367 * unwind.inc: Likewise.
20368 * config/arm/neon-gen.ml: Change generated copyright header to
20369 refer to version 3 of the GNU General Public License with
20370 version 3.1 of the GCC Runtime Library Exception and to point
20371 readers at the COPYING3 and COPYING3.RUNTIME files and the
20372 FSF's license web page.
20373 * config/arm/arm_neon.h: Regenerate.
20375 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20377 * config/cris/cris.md: Change copyright header to refer to version
20378 3 of the GNU General Public License.
20379 * doc/install.texi2html: Change copyright header to refer to version
20380 3 of the GNU General Public License and to point readers at the
20381 COPYING3 file and the FSF's license web page.
20382 * config/vax/linux.h: Likewise.
20384 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20386 * config/i386/i386.md (cmpcc): New.
20387 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20388 (sync_compare_and_swap_cc*): Delete.
20390 * config/s390/s390.c (s390_compare_emitted): Remove.
20391 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20392 s390_compare_emitted used to be handled. Assert that modes match.
20393 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20394 refer to sync_compare_and_swap_ccsi.
20395 * config/s390/s390.h (s390_compare_emitted): Remove.
20396 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20397 instead of s390_compare_emitted.
20398 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20399 instead of s390_compare_emitted.
20400 * config/s390/s390.md (cmpcc): New.
20401 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20402 CC_REGNUM, do not pretend it's set.
20403 (sync_compare_and_swap_cc*): Delete.
20404 * config/s390/predicates.md (cc_reg_operand): New.
20406 * expr.c (sync_compare_and_swap_cc): Delete.
20407 * optabs.h (sync_compare_and_swap_cc): Delete.
20408 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20409 is being used with can_compare_p.
20410 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20411 (find_cc_set): New.
20412 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20413 look for a MODE_CC set instead. Use emit_store_flag.
20414 (expand_compare_and_swap_loop): Likewise, with some additional
20415 complication to avoid a force_reg when useless. Use
20416 emit_cmp_and_jump_insns.
20417 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20418 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20419 sync_compare_and_swap documentation.
20421 2009-04-09 Jan Hubicka <jh@suse.cz>
20423 * except.c (find_prev_try): Break out from ....
20424 (duplicate_eh_regions): ... here; properly update prev_try pointers
20425 when duplication part of tree.
20426 (dump_eh_tree): Improve dumping.
20427 (verify_eh_region): New.
20428 (verify_eh_tree): Use it.
20430 2009-04-06 Richard Guenther <rguenther@suse.de>
20432 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20433 &ARRAY addresses by adjusting their types and prepending
20435 * tree-cfg.c (verify_gimple_assign_single): Verify that
20436 addresses are correct.
20438 2009-04-09 Richard Guenther <rguenther@suse.de>
20440 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20441 indices into an array reference if possible.
20442 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20443 Fold POINTER_PLUS_EXPR statements with invariant address.
20445 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20448 * config.gcc (powerpc64-*-linux*): Always build biarch.
20450 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20453 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20454 it and pedwarn if this results in an INTEGER_CST.
20456 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20458 * doc/install.texi: Update minimum GMP version. Remove obsolete
20459 text in MPFR section.
20461 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20463 * dwarf2out.c (class_scope_p): New static inline.
20464 (class_or_namespace_scope_p): Use it.
20465 (gen_variable_die): Use DW_TAG_member tag for static data member
20466 declarations instead of DW_TAG_variable.
20468 PR middle-end/39573
20469 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20472 2009-04-08 Richard Guenther <rguenther@suse.de>
20474 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20475 valueize random data.
20477 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20479 * config.gcc (aix tm_file): Add aix-stdint.h.
20480 (aix tm clause use_gcc_stdint): Set to wrap.
20481 * config/rs6000/aix-stdint.h: New file.
20483 2009-04-08 Richard Guenther <rguenther@suse.de>
20485 PR middle-end/36291
20486 * tree-dfa.c (add_referenced_var): Do not recurse into
20487 global initializers.
20488 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20490 (fold_const_aggregate_ref): Likewise.
20492 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20494 * recog.c (ordered_comparison_operator): New.
20495 * gensupport.c (std_preds): Add it.
20496 * doc/md.texi (Machine-Independent Predicates): Document it.
20498 2009-04-08 Jan Hubicka <jh@suse.cz>
20500 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20501 * function.h (rtl_eh): Remove exception_handler_label_map.
20502 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20503 remove_exception_handler_label, for_each_eh_label_1): Remove.
20504 (rtl_remove_unreachable_regions): Remove.
20505 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20506 (find_exception_handler_labels): Don't build the hashtable.
20507 (maybe_remove_eh_handler): Remove.
20508 (for_each_eh_label): Rewrite to walk the tree.
20509 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20510 * except.h (maybe_remove_eh_handler): Remove.
20511 * passes.c (init_optimization_passes): Schedule second EH cleanup
20513 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20514 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20516 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20518 * genoutput.c (validate_optab_operands): New.
20519 (gen_insn, gen_expand): Call it.
20521 * genflags.c (gen_insn): Detect misused iterators.
20522 (main): Pass line_no to gen_insn, exit with status 1 on error.
20524 * genextract.c (line_no): Make global.
20525 (VEC_safe_set_locstr): Change assertion to error message.
20526 (main): Exit with status 1 on error.
20528 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20532 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20533 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20534 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20535 * c-convert.c (convert): Do not call fold on results of conversion
20536 functions when the result is a C_MAYBE_CONST_EXPR.
20537 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20538 of __builtin_choose_expr.
20539 * c-typeck.c (remove_c_maybe_const_expr): New.
20540 (build_unary_op, build_conditional_expr, build_compound_expr,
20541 build_binary_op, c_objc_common_truthvalue_conversion): Call
20542 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20545 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20547 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20548 CODE to produce a new one. Add a prototype to use fold_convert_const
20550 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20553 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20554 mix declarations and code.
20556 2009-04-08 Ben Elliston <bje@au.ibm.com>
20558 * gcc.c: Replace `CC' with `GCC' throughout.
20560 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20562 * doc/invoke.texi: Document Atom support.
20564 2009-04-07 Jason Merrill <jason@redhat.com>
20567 * c-common.h, c-common.c: Add flag_pretty_templates.
20568 * c-opts.c (c_common_handle_option): Set it.
20569 * c.opt: Add -fno-pretty-templates.
20570 * doc/invoke.texi (C++ Dialect Options): Likewise.
20572 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20574 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20575 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20576 (ia64_expand_builtin): Likewise.
20578 2009-04-07 Martin Jambor <mjambor@suse.cz>
20580 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20581 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20582 ADDR_EXPRS are include too.
20584 2009-04-07 Richard Guenther <rguenther@suse.de>
20586 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20587 decls are only used if passes as parameters or if they are
20588 local statics and the call is not to a builtin.
20589 (call_may_clobber_ref_p_1): Likewise.
20591 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20593 * expr.c (do_store_flag): Remove last argument. Simplify code
20594 to avoid duplication of tests already done by can_compare_p.
20595 (expand_expr_real_1): Adjust caller.
20597 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20599 * optabs.c (can_compare_p): Test the predicate of a
20600 cbranch and cstore pattern.
20602 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20604 * expr.c (convert_move): Use emit_store_flag instead of
20607 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20609 * config/i386/i386.c (ix86_compare_emitted): Remove.
20610 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20611 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20612 * config/i386/i386.h (ix86_compare_emitted): Remove.
20613 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20614 instead of ix86_compare_emitted.
20615 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20617 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20619 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20620 Add t-sysroot-suffix to tmake_file.
20621 * config/print-sysroot-suffix.sh: New file.
20622 * config/t-sysroot-suffix: New file.
20624 2009-04-07 Ben Elliston <bje@au.ibm.com>
20626 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20627 as the latter produces a warning when the target does not support
20630 2009-04-07 Ben Elliston <bje@au.ibm.com>
20632 * dfp.c: Replace type punning assignments with memcpy throughout.
20633 * Makefile.in (dfp.o-warn): Remove.
20635 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20638 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20639 Include soft-fp/t-softfp after rs6000/t-linux64.
20641 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20643 * stor-layout.c (set_sizetype): Use the full precision of their
20644 machine mode for bitsize types.
20646 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20648 * config/i386/i386.md: Revert 2 accidental checkins.
20650 2009-04-06 Joey Ye <joey.ye@intel.com>
20651 Xuepeng Guo <xuepeng.guo@intel.com>
20652 H.J. Lu <hongjiu.lu@intel.com>
20654 Atom pipeline model, tuning and insn selection.
20655 * config.gcc (atom): Add atom config options and target.
20657 * config/i386/atom.md: New.
20659 * config/i386/i386.c (atom_cost): New cost.
20660 (m_ATOM): New macro flag.
20661 (initial_ix86_tune_features): Set m_ATOM.
20662 (x86_accumulate_outgoing_args): Likewise.
20663 (x86_arch_always_fancy_math_387): Likewise.
20664 (processor_target): Add Atom cost.
20665 (cpu_names): Add Atom cpu name.
20666 (override_options): Set Atom ISA.
20667 (ix86_issue_rate): New case PROCESSOR_ATOM.
20668 (ix86_adjust_cost): Likewise.
20670 * config/i386/i386.h (TARGET_ATOM): New target macro.
20671 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20672 (TARGET_OPT_AGU): New target option.
20673 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20674 (processor_type): Add PROCESSOR_ATOM.
20676 * config/i386/i386.md (cpu): Add new value "atom".
20677 (use_carry, movu): New attr.
20678 (atom.md): Include atom.md.
20679 (adddi3_carry_rex64): Set attr "use_carry".
20680 (addqi3_carry): Likewise.
20681 (addhi3_carry): Likewise.
20682 (addsi3_carry): Likewise.
20683 (*addsi3_carry_zext): Likewise.
20684 (subdi3_carry_rex64): Likewise.
20685 (subqi3_carry): Likewise.
20686 (subhi3_carry): Likewise.
20687 (subsi3_carry): Likewise.
20688 (x86_movdicc_0_m1_rex64): Likewise.
20689 (*x86_movdicc_0_m1_se): Likewise.
20690 (x86_movsicc_0_m1): Likewise.
20691 (*x86_movsicc_0_m1_se): Likewise.
20692 (*adddi_1_rex64): Emit add insn as much as possible.
20693 (*addsi_1): Likewise.
20694 (return_internal): Set atom_unit.
20695 (return_internal_long): Likewise.
20696 (return_pop_internal): Likewise.
20697 (*rcpsf2_sse): Set atom_sse_attr attr.
20698 (*qrt<mode>2_sse): Likewise.
20699 (*prefetch_sse): Likewise.
20701 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20703 (ix86_target_macros_internal): Likewise.
20705 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20706 (*prefetch_sse_rex): Likewise.
20707 (sse_rcpv4sf2): Likewise.
20708 (sse_vmrcpv4sf2): Likewise.
20709 (sse_sqrtv4sf2): Likewise.
20710 (<sse>_vmsqrt<mode>2): Likewise.
20711 (sse_ldmxcsr): Likewise.
20712 (sse_stmxcsr): Likewise.
20713 (*sse_sfence): Likewise.
20714 (sse2_clflush): Likewise.
20715 (*sse2_mfence): Likewise.
20716 (*sse2_lfence): Likewise.
20717 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20718 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20719 (avx_movdqu<avxmodesuffix>): Likewise.
20720 (avx_lddqu<avxmodesuffix>): Likewise.
20721 (sse2_movntv2di): Change attr "type" to "ssemov".
20722 (sse2_movntsi): Likewise.
20723 (rsqrtv8sf2): Change attr "type" to "sseadd".
20724 (sse3_addsubv2df3): Set attr "atom_unit".
20725 (sse3_h<plusminus_insn>v4sf3): Likewise.
20726 (*sse2_pmaddwd): Likewise.
20727 (*vec_extractv2di_1_rex64): Likewise.
20728 (*vec_extractv2di_1_avx): Likewise.
20729 (sse2_psadbw): Likewise.
20730 (ssse3_phaddwv8hi3): Likewise.
20731 (ssse3_phaddwv4hi3): Likewise.
20732 (ssse3_phadddv4si3): Likewise.
20733 (ssse3_phadddv2si3): Likewise.
20734 (ssse3_phaddswv8hi3): Likewise.
20735 (ssse3_phaddswv4hi3): Likewise.
20736 (ssse3_phsubwv8hi3): Likewise.
20737 (ssse3_phsubwv4hi3): Likewise.
20738 (ssse3_phsubdv4si3): Likewise.
20739 (ssse3_phsubdv2si3): Likewise.
20740 (ssse3_phsubswv8hi3): Likewise.
20741 (ssse3_phsubswv4hi3): Likewise.
20742 (ssse3_pmaddubsw128): Likewise.
20743 (sse3_pmaddubsw: Likewise.
20744 (ssse3_palignrti): Likewise.
20745 (ssse3_palignrdi): Likewise.
20747 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20749 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20751 2009-04-06 Richard Guenther <rguenther@suse.de>
20753 PR tree-optimization/28868
20754 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20755 of which PHI results we inserted.
20756 (insert_into_preds_of_block): Record inserted PHIs.
20757 (eliminate): Eliminate redundant PHI nodes.
20758 (init_pre): Init inserted_phi_names.
20760 2009-04-06 Richard Guenther <rguenther@suse.de>
20762 PR tree-optimization/39643
20763 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20764 IMAGPART_EXPRs of complex constants.
20765 (execute_fold_all_builtins): If we folded a call queue
20766 TODO_update_address_taken.
20768 2009-04-06 Jan Hubicka <jh@suse.cz>
20770 PR middle-end/39659
20771 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20774 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20776 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20778 (ic_invalidate_array): Likewise.
20780 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20782 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20783 alignment for library calls.
20785 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20787 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20788 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20789 * config/i386/mingw-stdint.h: New file.
20791 2009-04-05 Richard Guenther <rguenther@suse.de>
20793 PR tree-optimization/39648
20794 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20795 our &A vs. &A[0] IL deficiencies.
20797 2009-04-04 Jan Hubicka <jh@suse.cz>
20799 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20800 removed toplevel regions.
20801 (sjlj_mark_call_sites): Likewise.
20803 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20805 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20806 (cygwin tm clause use_gcc_stdint): Set to wrap.
20807 * config/i386/cygwin-stdint.h: New file.
20809 2009-04-04 Richard Guenther <rguenther@suse.de>
20811 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20812 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20813 single-argument PHIs if we are in loop-closed SSA form.
20814 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20815 for the pre-condition.
20816 (slpeel_tree_peel_loop_to_edge): Likewise.
20817 (vect_build_loop_niters): Take an optional sequence to append stmts.
20818 (vect_generate_tmps_on_preheader): Likewise.
20819 (vect_do_peeling_for_loop_bound): Take extra guards for the
20821 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20822 the cost model check.
20823 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20824 guards if we are going to peel. Do not apply versioning in that case.
20825 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20826 (vect_do_peeling_for_loop_bound): Likewise.
20827 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20828 loop bound only record extra pre-conditions, do not apply loop
20831 2009-04-04 Richard Guenther <rguenther@suse.de>
20833 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20836 2009-04-04 Jan Hubicka <jh@suse.cz>
20838 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20839 last_basic_block for size of bb->index indexed array.
20840 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20841 compute_out, link_btr_uses, build_btr_def_use_webs,
20842 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20844 2009-04-04 Jan Hubicka <jh@suse.cz>
20846 * except.c (remove_eh_handler_and_replace): Break out from ...
20847 (remove_eh_handler): ... here.
20848 (bring_to_root): New function.
20849 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20850 handled ones, bring others to root of tree.
20852 2009-04-04 Jan Hubicka <jh@suse.cz>
20854 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20855 (all_phis_safe_to_merge): New function.
20856 (update_info): New structure.
20857 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20858 (cleanup_empty_eh): Update SSA if possible.
20860 2009-04-04 Richard Guenther <rguenther@suse.de>
20862 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20863 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20864 (append_vuse): Likewise.
20866 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20868 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20869 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20870 instead of REG_UNSAVED for DW_CFA_undefined.
20871 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20872 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20875 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20878 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20879 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20880 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20882 2009-04-04 Richard Guenther <rguenther@suse.de>
20884 PR tree-optimization/8781
20885 PR tree-optimization/37892
20886 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20887 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20888 (valueize_refs): Call it for *& valueizations.
20889 (shared_reference_ops_from_ref): Rename to ...
20890 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20891 (shared_reference_ops_from_call): Rename to ...
20892 (valueize_shared_reference_ops_from_call): ... this and valueize.
20893 (vn_reference_lookup): Update.
20894 (visit_reference_op_call): Likewise.
20895 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20896 (eliminate): Value-replace the call address in call statements.
20898 2009-04-04 Richard Guenther <rguenther@suse.de>
20900 PR tree-optimization/39636
20901 * tree-ssa-forwprop.c
20902 (forward_propagate_addr_into_variable_array_index): Check for
20903 GIMPLE_ASSIGN before accessing the rhs code.
20905 2009-04-03 Jason Merrill <jason@redhat.com>
20907 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20909 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20911 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20912 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20913 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20914 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20915 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20916 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20917 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20918 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20919 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20920 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20921 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20922 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20923 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20924 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20925 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20926 Use fr_reg_or_fp01_operand instead of fr_register_operand
20928 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20929 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20930 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20932 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20934 PR rtl-optimization/39607
20935 PR rtl-optimization/39631
20939 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20940 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20941 instead of DF_LR_OUT.
20942 * ira-lives.c (process_bb_node_lives): Ditto.
20943 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20944 instead of DF_LR_{OUT,IN}.
20945 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20946 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20948 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20950 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20951 (execute_lower_omp): Always run but take the short way out if -fopenmp
20953 (gate_lower_omp): Remove, forcing the pass manager to always run the
20954 pass and always set PROP_gimple_lomp.
20955 (pass_lower_omp): Remove gate function.
20956 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20957 PROP_trees. Instead, require it.
20958 * ipa-cp.c (pass_ipa_cp): Likewise.
20959 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20960 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20961 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20962 and PROP_gimple_leh.
20964 2009-04-03 Richard Guenther <rguenther@suse.de>
20966 PR middle-end/13146
20967 PR tree-optimization/23940
20968 PR tree-optimization/33237
20969 PR middle-end/33974
20970 PR middle-end/34093
20971 PR tree-optimization/36201
20972 PR tree-optimization/36230
20973 PR tree-optimization/38049
20974 PR tree-optimization/38207
20975 PR tree-optimization/38230
20976 PR tree-optimization/38301
20977 PR tree-optimization/38585
20978 PR middle-end/38895
20979 PR tree-optimization/38985
20980 PR tree-optimization/39299
20981 * tree-ssa-structalias.h: Remove.
20982 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20983 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20984 (struct vuse_element_d): Remove.
20985 (struct vuse_vec_d): Likewise.
20986 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20987 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20988 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20989 VUSE_ELEMENT_VAR): Likewise.
20990 (struct voptype_d): Likewise.
20991 (NUM_VOP_FREE_BUCKETS): Likewise.
20992 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20993 (struct stmt_operands_d): Remove.
20994 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20995 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20996 VDEF_NUM, VDEF_VECT): Likewise.
20997 (copy_virtual_operands): Remove.
20998 (operand_build_cmp): Likewise.
20999 (create_ssa_artificial_load_stmt): Likewise.
21000 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
21001 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
21002 vuse_index and mayuse_index members. Pack and move done and iter_type
21003 members to the front.
21004 (SSA_OP_VMAYUSE): Remove.
21005 (SSA_OP_VIRTUAL_USES): Adjust.
21006 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
21007 (unlink_stmt_vdef): Declare.
21008 (add_to_addressable_set): Remove.
21009 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
21010 (vrp_visit_stmt): Likewise.
21011 * doc/tree-ssa.texi (Alias analysis): Update.
21012 * doc/invoke.texi (max-aliased-vops): Remove docs.
21013 (avg-aliased-vops): Likewise.
21014 * tree-into-ssa.c (syms_to_rename): Remove.
21015 (need_to_update_vops_p): Likewise.
21016 (need_to_initialize_update_ssa_p): Rename to ...
21017 (update_ssa_initialized_fn): ... this. Track function we are
21019 (symbol_marked_for_renaming): Simplify.
21020 (add_new_name_mapping): Do not set need_to_update_vops_p.
21021 (dump_currdefs): Use SYMS_TO_RENAME.
21022 (rewrite_update_stmt): Always walk all uses/defs.
21023 (dump_update_ssa): Adjust.
21024 (init_update_ssa): Take function argument. Track what we are
21026 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
21027 (create_new_def_for): Initialize for cfun, assert we are initialized
21029 (mark_sym_for_renaming): Simplify.
21030 (mark_set_for_renaming): Do not initialize update-ssa.
21031 (need_ssa_update_p): Simplify. Take function argument.
21032 (name_mappings_registered_p): Assert we ask for the correct function.
21033 (name_registered_for_update_p): Likewise.
21034 (ssa_names_to_replace): Likewise.
21035 (release_ssa_name_after_update_ssa): Likewise.
21036 (update_ssa): Likewise. Use SYMS_TO_RENAME.
21037 (dump_decl_set): Do not print a newline.
21038 (debug_decl_set): Do it here.
21039 (dump_update_ssa): And here.
21040 * tree-ssa-loop-im.c (move_computations): Adjust.
21041 (movement_possibility): Likewise.
21042 (determine_max_movement): Likewise.
21043 (gather_mem_refs_stmt): Likewise.
21044 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
21045 or NAME_MEMORY_TAG.
21046 * tree-complex.c (update_all_vops): Remove.
21047 (expand_complex_move): Adjust.
21048 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
21049 Simplify test for memory referencing statement. Exclude
21050 non-invariant ADDR_EXPRs.
21051 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
21052 * tree-loop-distribution.c (generate_memset_zero): Adjust.
21053 (rdg_flag_uses): Likewise.
21054 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
21056 (tree_optimize_tail_calls_1): Also split the
21057 edge from the entry block if we have degenerate PHI nodes in
21058 the first basic block.
21059 * tree.c (init_ttree): Remove memory-tag related code.
21060 (tree_code_size): Likewise.
21061 (tree_node_structure): Likewise.
21062 (build7_stat): Re-write to be build6_stat.
21063 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
21064 (SSA_VAR_P): Adjust.
21065 (struct tree_memory_tag): Remove.
21066 (struct tree_memory_partition_tag): Likewise.
21067 (union tree_node): Adjust.
21068 (build7): Re-write to be build6.
21069 * tree-pass.h (pass_reset_cc_flags): Remove.
21070 (TODO_update_address_taken): New flag.
21071 (pass_simple_dse): Remove.
21072 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21073 * params.h (MAX_ALIASED_VOPS): Remove.
21074 (AVG_ALIASED_VOPS): Likewise.
21075 * omp-low.c (expand_omp_taskreg): Update SSA form.
21076 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21077 aliases the lhs in a copy stmt.
21078 * tree-ssa-dse.c (struct address_walk_data): Remove.
21079 (memory_ssa_name_same): Likewise.
21080 (memory_address_same): Likewise.
21081 (get_kill_of_stmt_lhs): Likewise.
21082 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21083 unused stores. Look through PHI nodes into post-dominated regions.
21084 (dse_optimize_stmt): Simplify. Properly remove stores.
21085 (tree_ssa_dse): Compute dominators.
21086 (execute_simple_dse): Remove.
21087 (pass_simple_dse): Likewise.
21088 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21089 gimple_loaded_syms and gimple_stored_syms computation.
21090 * toplev.c (dump_memory_report): Dump alias and pta stats.
21091 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21092 (vn_reference_eq): Likewise.
21093 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21094 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21095 valueize_vuses): Remove.
21096 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21097 (get_def_ref_stmt_vuse): ... this.
21098 (vn_reference_lookup_2): New function.
21099 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21100 walking equivalent vuses. Simplify.
21101 (vn_reference_lookup): Likewise.
21102 (vn_reference_insert): Likewise.
21103 (vn_reference_insert_pieces): Likewise.
21104 (visit_reference_op_call): Simplify.
21105 (visit_reference_op_load): Likewise.
21106 (visit_reference_op_store): Likewise.
21107 (init_scc_vn): Remove shared_lookup_vuses initialization.
21108 (free_scc_vn): Remove shared_lookup_vuses freeing.
21109 (sort_vuses, sort_vuses_heap): Remove.
21110 (get_ref_from_reference_ops): Export.
21111 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21112 vector with single vuse pointer.
21113 (vn_reference_lookup_pieces, vn_reference_lookup,
21114 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21115 (shared_vuses_from_stmt): Remove.
21116 (get_ref_from_reference_ops): Declare.
21117 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21118 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21119 memory-tag related code.
21120 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21121 (likely_value): Add comment, skip static-chain of call statements.
21122 (surely_varying_stmt_p): Adjust.
21123 (gimplify_and_update_call_from_tree): Likewise.
21124 (execute_fold_all_builtins): Do not rebuild alias info.
21125 (gimplify_and_update_call_from_tree): Properly update VOPs.
21126 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21127 (copy_ref_info): Remove memory-tag related code.
21128 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21129 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21130 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21132 * tree-ssa-dom.c (gimple_p): Remove typedef.
21133 (eliminate_redundant_computations): Adjust.
21134 (record_equivalences_from_stmt): Likewise.
21135 (avail_expr_hash): Likewise.
21136 (avail_expr_eq): Likewise.
21137 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21138 (stmt_makes_single_load): Likewise.
21139 (stmt_makes_single_store): Likewise.
21140 * tree-ssa-alias.c: Rewrite completely.
21141 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21142 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21143 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21144 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21145 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21146 Remove public functions.
21147 (pass_reset_cc_flags): Remove.
21148 (pass_build_alias): Move ...
21149 * tree-ssa-structalias.c (pass_build_alias): ... here.
21150 * tree-ssa-alias.c (may_be_aliased): Move ...
21151 * tree-flow-inline.h (may_be_aliased): ... here.
21152 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21153 count_uses_and_derefs): Move ...
21154 * gimple.c: ... here.
21155 * gimple.h (count_uses_and_derefs): Declare.
21156 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21157 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21158 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21159 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21160 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21161 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21162 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21164 * tree-dfa.c (refs_may_alias_p): Move ...
21165 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21166 * tree-ssa-alias.h: New file.
21167 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21168 (statement_sink_location): Likewise.
21169 * opts.c (decode_options): Do not adjust max-aliased-vops or
21170 avg-aliased-vops values.
21171 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21172 (TV_CALL_CLOBBER): Likewise.
21173 (TV_FLOW_SENSITIVE): Likewise.
21174 (TV_FLOW_INSENSITIVE): Likewise.
21175 (TV_MEMORY_PARTITIONING): Likewise.
21176 (TV_ALIAS_STMT_WALK): New timevar.
21177 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21178 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21179 (get_address_description): Remove memory-tag related code.
21180 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21181 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21182 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21183 and immediate uses in statements. Document.
21184 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21185 (dump_symbols): Remove.
21186 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21187 * alias.c (get_deref_alias_set): New function split out from ...
21188 (get_alias_set): ... here.
21189 * alias.h (get_deref_alias_set): Declare.
21190 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21191 type parameter. Remove restrict pointer handling. Create a
21192 ref-all pointer in case type-based alias sets do not conflict.
21193 (vect_analyze_data_refs): Remove SMT related code.
21194 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21195 (vectorizable_load): Likewise.
21196 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21197 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21198 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21199 Ignore vops and SMTs.
21200 (dr_analyze_alias): Likewise..
21201 (free_data_ref): Likewise.
21202 (create_data_ref): Likewise.
21203 (analyze_all_data_dependences): Likewise.
21204 (get_references_in_stmt): Adjust.
21205 * tree-flow-inline.h (gimple_aliases_computed_p,
21206 gimple_addressable_vars, gimple_call_clobbered_vars,
21207 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21208 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21209 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21210 gimple_mem_ref_stats): Remove.
21211 (gimple_vop): New function.
21212 (op_iter_next_use): Remove vuses and mayuses cases.
21213 (op_iter_next_def): Remove vdefs case.
21214 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21215 (clear_and_done_ssa_iter): Do not set removed fields.
21216 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21217 Assert we are not iterating over vuses or vdefs if not also
21218 iterating over uses or defs.
21219 (op_iter_init_use): Likewise.
21220 (op_iter_init_def): Likewise.
21221 (op_iter_next_vdef): Remove.
21222 (op_iter_next_mustdef): Likewise.
21223 (op_iter_init_vdef): Likewise.
21224 (compare_ssa_operands_equal): Likewise.
21225 (link_use_stmts_after): Handle vuse operand.
21226 (is_call_used): Use is_call_clobbered.
21227 (is_call_clobbered): Global variables are always call clobbered,
21228 query the call-clobbers bitmap.
21229 (mark_call_clobbered): Ignore global variables.
21230 (clear_call_clobbered): Likewise.
21231 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21232 virtual operands sanity check.
21233 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21235 (TARGET_MEM_REF): Remove TMR_TAG operand.
21236 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21237 Remove call-clobber related code.
21238 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21239 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21240 partitions or escape reason.
21241 (get_single_def_stmt, get_single_def_stmt_from_phi,
21242 get_single_def_stmt_with_phi): Remove.
21243 (dump_referenced_vars): Tidy.
21244 (get_ref_base_and_extent): Allow bare decls.
21245 (collect_dfa_stats): Adjust.
21246 * graphite.c (rename_variables_in_stmt): Adjust.
21247 (graphite_copy_stmts_from_block): Likewise.
21248 (translate_clast): Likewise.
21249 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21251 (translate_vuse_through_block): Use the oracle.
21252 (phi_translate_1): Adjust.
21253 (value_dies_in_block_x): Use the oracle. Cache the outcome
21255 (valid_in_sets): Check if the VUSE for
21256 a REFERENCE is available.
21257 (eliminate): Do not remove stmts during elimination,
21258 instead queue and remove them afterwards.
21259 (do_pre): Do not rebuild alias info.
21260 (pass_pre): Run TODO_rebuild_alias before PRE.
21261 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21262 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21263 (mark_all_v_defs_stmt): Remove.
21264 (mark_all_v_defs_seq): Adjust.
21265 (sra_replace): Likewise.
21266 (scalarize_use): Likewise.
21267 (scalarize_copy): Likewise.
21268 (scalarize_init): Likewise.
21269 (scalarize_ldst): Likewise.
21270 (todoflags): Remove.
21271 (tree_sra): Do not rebuild alias info.
21272 (tree_sra_early): Adjust.
21273 (pass_sra): Run TODO_update_address_taken before SRA.
21274 * tree-predcom.c (set_alias_info): Remove.
21275 (prepare_initializers_chain): Do not call it.
21276 (mark_virtual_ops_for_renaming): Adjust.
21277 (mark_virtual_ops_for_renaming_list): Remove.
21278 (initialize_root_vars): Adjust.
21279 (initialize_root_vars_lm): Likewise.
21280 (prepare_initializers_chain): Likewise.
21281 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21282 (may_propagate_copy_into_stmt): Likewise.
21283 (merge_alias_info): Do nothing for now.
21284 (propagate_tree_value_into_stmt): Adjust.
21285 (stmt_may_generate_copy): Likewise.
21286 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21287 not mark symbols for renaming.
21288 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21289 with the same statement, make sure to update the new pointed-to one.
21290 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21291 call statements, do not mark symbols for renaming.
21292 (mark_operand_necessary): Dump something.
21293 (ref_may_be_aliased): New function.
21294 (mark_aliased_reaching_defs_necessary_1): New helper function.
21295 (mark_aliased_reaching_defs_necessary): Likewise.
21296 (mark_all_reaching_defs_necessary_1): Likewise.
21297 (mark_all_reaching_defs_necessary): Likewise.
21298 (propagate_necessity): Do not process virtual PHIs. For
21299 non-aliased loads mark all reaching definitions as necessary.
21300 For aliased loads and stores mark the immediate dominating
21301 aliased clobbers as necessary.
21302 (visited): New global static.
21303 (perform_tree_ssa_dce): Free visited bitmap after propagating
21305 (remove_dead_phis): Perform simple dead virtual PHI removal.
21306 (remove_dead_stmt): Properly unlink virtual operands when
21308 (eliminate_unnecessary_stmts): Schedule PHI removal after
21310 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21311 (process_replaceable): Likewise.
21312 (find_replaceable_in_bb): Likewise.
21313 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21314 based on the single gimple vop.
21315 (verify_flow_insensitive_alias_info): Remove.
21316 (verify_flow_sensitive_alias_info): Likewise.
21317 (verify_call_clobbering): Likewise.
21318 (verify_memory_partitions): Likewise.
21319 (verify_alias_info): Likewise.
21320 (verify_ssa): Adjust..
21321 (execute_update_addresses_taken): Export. Update SSA
21322 manually. Optimize only when optimizing. Use a local bitmap.
21323 (pass_update_address_taken): Remove TODO_update_ssa, add
21325 (pass_update_address_taken): Just use TODO_update_address_taken.
21326 (init_tree_ssa): Do not initialize addressable_vars.
21327 (verify_ssa): Verify new VUSE / VDEF properties.
21328 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21329 Do not call verify_alias_info.
21330 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21331 Do not free the loaded and stored syms bitmaps. Reset the escaped
21332 and callused solutions. Do not free addressable_vars.
21333 Remove memory-tag related code.
21334 (warn_uninitialized_var): Aliases are always available.
21335 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21336 * lambda-code.c (can_put_in_inner_loop): Adjust.
21337 (can_put_after_inner_loop): Likewise.
21338 (perfect_nestify): Likewise.
21339 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21340 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21341 (vectorizable_conversion): Do not mark symbols for renaming.
21342 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21343 (expand_call_inline): Unlink the calls virtual operands before
21345 (tree_function_versioning): Do not call update_ssa if we are not
21346 updating clones. Simplify.
21347 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21348 (propagate_with_phi): Likewise..
21349 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21350 clobber code. Assert we are not aliased or global.
21351 * tree-flow.h: Include tree-ssa-alias.h
21352 (enum escape_type): Remove.
21353 (struct mem_sym_stats_d): Likewise.
21354 (struct mem_ref_stats_d): Likewise.
21355 (struct gimple_df): Add vop member. Remove global_var,
21356 call_clobbered_vars, call_used_vars, addressable_vars,
21357 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21358 escaped and callused members.
21359 (struct ptr_info_def): Remove all members, add points-to solution
21361 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21362 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21363 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21364 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21365 (tree-ssa-alias.o): Likewise.
21366 (toplev.o): Add tree-ssa-alias.h
21367 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21368 * gimple.c (gimple_set_bb): Fix off-by-one error.
21369 (is_gimple_reg): Do not handle memory tags.
21370 (gimple_copy): Also copy virtual operands.
21371 Delay updating the statement. Do not reset loaded and stored syms.
21372 (gimple_set_stored_syms): Remove.
21373 (gimple_set_loaded_syms): Likewise.
21374 (gimple_call_copy_skip_args): Copy the virtual operands
21375 and mark the new statement modified.
21376 * tree-ssa-structalias.c (may_alias_p): Remove.
21377 (set_uids_in_ptset): Take the alias set to prune with as
21378 parameter. Fold in the alias test of may_alias_p.
21379 (compute_points_to_sets): Compute whether a ptr is dereferenced
21380 in a local sbitmap.
21381 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21382 other ADDRESSOF constraints on the lhs.
21383 (get_constraint_for_component_ref): Assert that we don't get
21384 ADDRESSOF constraints from the base of the reference.
21385 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21386 (struct variable_info): Remove collapsed_to member.
21387 (get_varinfo_fc): Remove.
21388 (new_var_info): Do not set collapsed_to.
21389 (dump_constraint): Do not follow cycles.
21390 (dump_constraint_graph): Likewise.
21391 (build_pred_graph): Likewise.
21392 (build_succ_graph): Likewise.
21393 (rewrite_constraints): Likewise.
21394 (do_simple_structure_copy): Remove.
21395 (do_rhs_deref_structure_copy): Remove.
21396 (do_lhs_deref_structure_copy): Remove.
21397 (collapse_rest_of_var): Remove.
21398 (do_structure_copy): Re-implement.
21399 (pta_stats): New global variable.
21400 (dump_pta_stats): New function.
21401 (struct constraint_expr): Make offset signed.
21402 (UNKNOWN_OFFSET): Define special value.
21403 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21404 (solution_set_expand): New helper function split out from ...
21405 (do_sd_constraint): ... here.
21406 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21407 (do_ds_constraint): Likewise.
21408 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21409 and CALLUSED = *CALLUSED.
21410 (set_union_with_increment): Make inc argument signed.
21411 (type_safe): Remove.
21412 (get_constraint_for_ptr_offset): Handle unknown and negative
21414 (first_vi_for_offset): Handle offsets before start. Bail
21415 out early for offsets beyond the variable extent.
21416 (first_or_preceding_vi_for_offset): New function.
21417 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21418 Together with ESCAPED = *ESCAPED this properly computes reachability.
21419 (find_what_var_points_to): New function.
21420 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21421 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21422 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21423 pt_solutions_intersect): New functions.
21424 (compute_call_used_vars): Remove.
21425 (compute_may_aliases): New main entry into PTA computation.
21426 * gimple.h (gimple_p): New typedef.
21427 (struct gimple_statement_base): Remove references_memory_p.
21428 (struct gimple_statement_with_memory_ops_base): Remove
21429 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21431 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21432 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21433 gimple_set_references_memory): Remove.
21434 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21435 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21437 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21438 (verify_expr): Allow RESULT_DECL.
21439 (gimple_duplicate_bb): Do not copy virtual operands.
21440 (gimple_duplicate_sese_region): Adjust.
21441 (gimple_duplicate_sese_tail): Likewise.
21442 (mark_virtual_ops_in_region): Remove.
21443 (move_sese_region_to_fn): Do not call it.
21444 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21445 and pass_simple_dse.
21446 (execute_function_todo): Handle TODO_update_address_taken,
21447 call execute_update_addresses_taken for TODO_rebuild_alias.
21448 (execute_todo): Adjust.
21449 (execute_one_pass): Init dump files early.
21450 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21452 (create_general_new_stmt): Clear vops.
21453 * tree-ssa-reassoc.c (get_rank): Adjust.
21454 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21455 symbols for renaming.
21456 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21457 (PARAM_AVG_ALIASED_VOPS): Likewise.
21458 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21459 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21460 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21461 (operand_build_cmp, copy_virtual_operands,
21462 create_ssa_artificial_load_stmt, add_to_addressable_set,
21463 gimple_add_to_addresses_taken): Remove public functions.
21464 (unlink_stmt_vdef): New function.
21466 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21468 * config.gcc (powerpc-*-linux*): Merge variants.
21470 2009-04-02 Chao-ying Fu <fu@mips.com>
21471 James Grosbach <james.grosbach@microchip.com>
21473 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21474 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21476 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21477 keep_interrupts_masked_p, use_debug_exception_return_p.
21478 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21479 keep_interrupts_masked, use_debug_exception_return.
21480 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21481 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21483 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21484 (mips_print_operand): Process COP0 registers to print $0 .. $31
21485 correctly for GAS to process.
21486 (mips_interrupt_extra_call_saved_reg_p): New function.
21487 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21489 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21490 (mips_compute_frame_info): Add supports for interrupt context that
21491 includes doubleword accumulators and COP0 registers.
21492 (mips_for_each_saved_acc): New function.
21493 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21494 mips_for_each_saved_reg.
21495 (mips_save_reg): Save accumulators.
21496 (mips_kernel_reg_p): A new for_each_rtx callback.
21497 (mips_expand_prologue): Support interrupt handlers.
21498 (mips_restore_reg): Restore accumulators.
21499 (mips_expand_epilogue): Support interrupt handlers.
21500 (mips_can_use_return_insn): Return false for interrupt handlers.
21501 (mips_epilogue_uses): New function.
21502 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21503 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21504 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21505 cop0_move): New instructions.
21506 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21507 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21509 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21511 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21512 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21513 interrupt handlers, we use K0 as the temporary register.
21514 (EPILOGUE_USES): Change to a function call.
21515 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21516 handlers, we use K0 as the temporary register.
21518 * doc/extend.texi (Function Attributes): Document interrupt,
21519 use_shadow_register_set, keep_interrupts_masked,
21520 use_debug_exception_return for MIPS attributes.
21522 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21524 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21525 Remove a number of t-files from tmake_file.
21526 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21527 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21528 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21529 target_prototype, not TARGET_PROTOTYPE.
21530 (LINK_OS_GNU_SPEC): Define.
21531 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21532 and darwin-ldoubdle.c.
21534 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21537 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21538 (cpp_options): Ditto.
21539 (default_compilers): Ditto.
21540 (display_help): Ditto.
21541 (process_command): Ditto.
21542 (do_spec_1): Ditto.
21543 (set_input): Use lbasename instead of duplicate code.
21544 (save_temps_prefix): New static for -save-temps=obj.
21545 (save_temps_length): Ditto.
21547 * doc/invoke.texi (-save-temps=obj): Document new variant to
21548 -save-temps switch.
21550 2009-04-02 Jeff Law <law@redhat.com>
21552 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21555 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21557 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21558 * configure: Regenerated.
21560 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21562 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21563 share the argument list.
21565 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21569 2009-02-12 Diego Novillo <dnovillo@google.com>
21571 * varpool.c (debug_varpool): New.
21572 * cgraph.h (debug_varpool): Declare.
21574 2009-04-02 Jan Hubicka <jh@suse.cz>
21576 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21579 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21581 * config/i386/i386.c (ix86_abi): Move initialization to ...
21582 (override_options): Here.
21584 2009-04-02 Christian Bruel <christian.bruel@st.com>
21586 * config/sh/sh.c (sh_dwarf_register_span): New function.
21587 (TARGET_DWARF_REGISTER_SPAN): Define.
21588 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21590 2009-04-02 Ira Rosen <irar@il.ibm.com>
21592 PR tree-optimization/39595
21593 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21594 interleaved loads group is not greater than the SLP group size.
21596 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21598 * builtins.c (is_builtin_name): New.
21599 (called_as_built_in): Use is_builtin_name.
21600 * tree.h (is_builtin_name): New.
21601 * varasm.c (incorporeal_function_p): Use is_builtin_name
21603 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21605 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21607 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21610 * c-decl.c (clone_underlying_type): Move this ...
21611 * c-common.c (set_underlying_type): ... here.
21612 Also, make sure the function properly sets TYPE_STUB_DECL() on
21613 the newly created typedef variant type.
21614 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21615 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21618 2009-04-02 Richard Guenther <rguenther@suse.de>
21620 PR tree-optimization/37221
21621 * tree-flow.h (degenerate_phi_result): Declare.
21622 * tree-ssa-dom.c (degenerate_phi_result): Export.
21623 * tree-scalar-evolution.c (analyze_initial_condition): If
21624 the initial condition is defined by a degenerate PHI node
21625 use the degenerate value.
21627 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21629 PR rtl-optimization/39588
21630 * combine.c (merge_outer_ops): Do not set the constant when this
21632 (simplify_shift_const_1): Do not modify it either in this case.
21634 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21636 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21637 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21639 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21642 * c-lex.c (interpret_float): Default (no suffix) is double.
21644 2009-04-1 Xinliang David Li <davidxl@google.com>
21646 * config/i386/i386.c (legitimate_constant_p): Recognize
21647 all one vector constant.
21649 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21651 * config/vax/vax.c: Add #includes to silence warnings.
21652 Change #include order to silence two warnings.
21654 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21656 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21657 (ASM_SPEC): Pass -k to the assembler for PIC code.
21659 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21661 * config.gcc: Add vax-*-linux* to the switch.
21662 * config/vax/linux.h: New file. (TARGET_VERSION,
21663 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21665 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21667 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21668 Use predicate macros instead of GET_CODE() == foo.
21669 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21670 ashlsi3, rotrsi3, <unnamed>): Likewise.
21672 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21674 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21675 jbbccihi, jbbccisi): Remova trailing whitespace.
21676 * config/vax/constraints.md: Likewise.
21677 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21678 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21679 * config/vax/predicates.md: Likewise.
21680 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21681 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21682 * config/vax/vax.h: Likewise.
21683 * config/vax/vax.md (nonlocal_goto): Likewise.
21685 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21687 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21688 (indirectable_address_p, adjacent_operands_p): Add spaces around
21690 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21692 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21694 * config/vax/vax.c (legitimate_constant_address_p,
21695 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21696 index_term_p, reg_plus_index_p, legitimate_address_p,
21697 vax_mode_dependent_address_p): Update comments to match functions
21698 modified by the recent int->bool conversion.
21700 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21702 * config/vax/builtins.md: Update copyright message.
21703 * config/vax/constraints.md: Likewise.
21704 * config/vax/netbsd-elf.h: Likewise.
21705 * config/vax/predicates.md: Likewise.
21706 * config/vax/vax-protos.h: Likewise.
21707 * config/vax/vax.c: Likewise.
21708 * config/vax/vax.h: Likewise.
21709 * config/vax/vax.md: Likewise.
21710 * config/vax/vax.opt: Likewise.
21712 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21714 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21715 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21716 * config/vax/constraints.md (B, R): Likewise.
21717 * config/vax/predicates.md (external_memory_operand,
21718 nonimmediate_addsub_di_operand): Likewise.
21719 * config/vax/vax.c (vax_output_int_add): Likewise.
21720 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21721 untyped_call): Likewise.
21723 2009-04-01 Matt Thomas <matt@3am-software.com>
21725 * config/vax/predicates.md: New file.
21726 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21727 external_const_operand, nonsymbolic_operand, external_memory_operand,
21728 indirect_memory_operand, indexed_memory_operand,
21729 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21730 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21732 * config/vax/constraints.md: New file.
21733 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21735 * config/vax/builtins.md: New file.
21736 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21737 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21739 * config/vax/vax.opt (mqmath): Add option.
21740 * config/vax/vax.md (isfx): Extend with DI.
21741 (VAXintQH, VAXintQHSD): Define.
21742 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21743 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21744 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21745 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21746 (movdi): Update constraints and use vax_output_int_move().
21747 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21748 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21749 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21750 nonlocal_goto): New.
21751 (mov<mode>): Extend accepted operand types.
21752 (subdi3_old): Rename from subdi3, change update constraints and use
21753 a new implementation.
21754 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21755 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21756 MOVE_RATIO, CLEAR_RATIO): Define.
21757 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21758 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21759 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21760 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21761 (split_quadword_operands): Make static and really allow variable
21763 (print_operand_address): Update for PIC generation.
21764 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21765 indexable_address_p, fixup_mathdi_operand,
21766 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21767 (vax_float_literal, legitimate_constant_p,
21768 indirectable_constant_address_p, index_term_p,
21769 reg_plus_index_p): Return bool instead of int.
21770 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21772 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21774 (vax_output_conditional_branch): Indent.
21775 (legitimate_constant_address_p, indirectable_constant_address_p,
21776 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21777 vax_mode_dependent_address_p): Return bool instead of int, update for
21779 * config/vax/vax-protos.h (legitimate_constant_address_p,
21780 legitimate_constant_p, legitimate_address_p,
21781 vax_mode_dependent_address_p): Change declaration to bool.
21782 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21783 vax_expand_addsub_di_operands, vax_output_int_subtract,
21784 vax_output_movmemsi): Declare.
21785 (split_quadword_operands, vax_float_literal): Delete declaration.
21786 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21787 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21788 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21789 ASM_OUTPUT_DWARF_PCREL): Define.
21790 (ASM_SPEC): Change definition to allow PIC generation.
21792 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21794 * doc/sourcebuild.texi: Update front-end requirements.
21796 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21799 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21800 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21801 (booldi3_internal3): Use boolean_or_operator instead of
21804 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21807 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21808 declarator whose size is not an integer constant expression but
21809 folds to an integer constant, then treat it as a constant
21812 2009-04-01 Richard Guenther <rguenther@suse.de>
21814 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21815 i * 4 + 2 to (i * 2 + 1) * 2.
21817 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21820 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21821 return if c_parser_asm_string_literal returned NULL.
21823 2009-04-01 Nick Clifton <nickc@redhat.com>
21825 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21827 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21828 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21829 other typedefs to avoid conflicts with libgcc2.c. Define labels
21830 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21832 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21833 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21836 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21838 * varasm.c (default_function_rodata_section): Declare DOT as
21841 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21842 Andrey Galkin <agalkin@hypercom.com>
21845 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21846 Make object_name unique for each process.
21848 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21851 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21852 addressable variables in the parallel that could go out of scope while
21853 running queued tasks.
21855 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21857 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21858 (CASE_VALUES_THRESHOLD): Redefine.
21859 * config/avr/avr.c (avr_override_options): Remove initialization of
21860 avr_case_values_threshold variable.
21861 (avr_case_values_threshold): Remove variable. Add new function.
21862 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21863 * config/avr/avr.opt (mno-tablejump): Remove option.
21864 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21866 2009-04-01 DJ Delorie <dj@redhat.com>
21868 * varasm.c (default_function_rodata_section): Don't assume
21869 anything about where the first '.' in the section name is.
21871 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21873 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21874 rs6000_emit_stack_tie.
21876 2009-03-31 Ian Lance Taylor <iant@google.com>
21878 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21879 gimple_code with GIMPLE_RESX, not RESX.
21881 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21883 * c-common.c (c_get_ident): New.
21884 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21886 2009-04-01 Ben Elliston <bje@au.ibm.com>
21888 * config/rs6000/sysv4.opt (msdata): Improve option description.
21890 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21892 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21893 (divdf3_internal_lat): Remove.
21894 (divxf3_internal_lat): Remove.
21895 (divxf3_internal_thr): Remove.
21896 (divxf): Use divxf3_internal.
21897 * config/ia64/div.md (divsf3_internal_lat): New.
21898 (divdf3_internal_lat): New.
21899 (divxf3_internal): New.
21901 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21904 * Makefile.in (USE_GCC_STDINT): Define.
21905 (stmp-int-hdrs): Install stdint.h if applicable.
21906 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21908 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21909 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21910 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21911 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21912 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21913 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21914 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21915 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21916 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21917 (c_common_nodes_and_builtins): Initialize
21918 underlying_wchar_type_node. Do not initialize
21919 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21920 nodes for new types.
21921 (c_stddef_cpp_builtins): Define macros for new types.
21922 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21924 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21925 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21926 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21927 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21928 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21929 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21930 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21931 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21932 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21933 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21934 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21935 int16_type_node, int32_type_node, int64_type_node,
21936 uint8_type_node, uint16_type_node, c_uint32_type_node,
21937 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21938 int_least32_type_node, int_least64_type_node,
21939 uint_least8_type_node, uint_least16_type_node,
21940 uint_least32_type_node, uint_least64_type_node,
21941 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21942 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21943 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21944 uintptr_type_node): Define.
21945 * c-cppbuiltin.c (builtin_define_constants,
21946 builtin_define_type_minmax): New.
21947 (builtin_define_stdint_macros): Define more macros.
21948 (c_cpp_builtins): Define more limit macros.
21949 (type_suffix): New.
21950 (builtin_define_type_max): Define in terms of
21951 builtin_define_type_minmax. Remove is_long parameter. All
21953 * config.gcc (use_gcc_stdint): Define.
21954 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21955 Add newlib-stdint.h for generic targets.
21956 * config/glibc-stdint.h, config/newlib-stdint.h,
21957 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21958 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21959 * config/score/score.h (UINTPTR_TYPE): Define.
21960 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21961 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21962 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21963 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21964 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21965 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21966 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21967 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21968 * config/spu/spu.h (STDINT_LONG32): Define.
21969 * configure.ac (use_gcc_stdint): Substitute.
21970 * configure: Regenerate.
21971 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21972 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21973 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21974 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21975 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21976 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21977 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21978 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21979 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21980 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21981 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21982 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21983 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21984 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21985 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21986 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21987 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21988 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21989 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21990 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21991 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21992 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21993 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21994 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21995 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21996 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21997 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21998 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21999 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
22001 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
22003 * loop-iv.c (suitable_set_for_replacement): Renamed from
22004 simplify_using_assignment; changed to return bool and to accept new
22005 args DEST and SRC. Return true iff we find a source/destination pair
22006 that can be used to make a replacement, and fill SRC and DEST if so.
22007 Remove arg ALTERED. Don't deal with altered regs here. All callers
22009 (simplify_using_initial_values): Deal with altered regs here and track
22010 more precisely the effect they have on the validity of our expression.
22012 * loop-iv.c (simplify_using_condition): A condition of the form
22013 (EQ REG CONST) can be used to simply make a substitution.
22014 (simplify_using_initial_values): Keep track of conditions we have seen
22015 and keep using them to simplify new expressions, while applying the
22016 same substitutions to them as to the expression.
22018 * simplify-rtx.c (simplify_relational_operation_1): Simplify
22019 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
22022 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
22023 changed. Use this when trying to improve the upper bound.
22024 Generate the comparison by using simplify_gen_relational.
22026 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
22028 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
22030 (simplify_using_assignment, simplify_using_initial_values): Call
22031 replace_in_expr to make replacements. Call replace_single_def_regs
22032 once on the initial version of the expression.
22034 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22037 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
22039 2009-03-31 Richard Guenther <rguenther@suse.de>
22041 PR middle-end/31029
22042 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
22043 equality comparisons. Fold C - X CMP X if C % 2 == 1.
22045 2009-03-31 Richard Guenther <rguenther@suse.de>
22047 * tree.h (div_if_zero_remainder): Declare.
22048 * fold-const.c (div_if_zero_remainder): Export.
22049 * tree-ssa-forwprop.c
22050 (forward_propagate_addr_into_variable_array_index): Handle
22051 constant array index addition outside of the variable index.
22053 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22056 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
22057 define_splits, floatunssi<mode>2): Require x87 conversions from
22058 DImode to be permitted.
22060 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22062 PR preprocessor/15638
22063 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
22065 2009-03-31 Richard Guenther <rguenther@suse.de>
22067 PR middle-end/23401
22068 PR middle-end/27810
22069 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
22070 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22071 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22072 a separate statement.
22073 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22074 (lookup_tmp_var): Likewise.
22075 (is_gimple_formal_tmp_or_call_rhs): Remove.
22076 (is_gimple_reg_or_call_rhs): Rename to ...
22077 (is_gimple_reg_rhs_or_call): ... this.
22078 (is_gimple_mem_or_call_rhs): Rename to ...
22079 (is_gimple_mem_rhs_or_call): ... this.
22080 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22081 DECL_GIMPLE_REG_P only if is_formal is true.
22082 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22083 for non-proper post-modify expression gimplification.
22084 (gimplify_self_mod_expr): For post-modify expressions gimplify
22085 the lvalue to a minimal lvalue.
22086 (rhs_predicate_for): Remove formal temp case.
22087 (gimplify_modify_expr_rhs): Likewise.
22088 (gimplify_addr_expr): Use is_gimple_reg.
22089 (gimplify_expr): Remove formal temp cases.
22090 (gimple_regimplify_operands): Likewise.
22091 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22092 and FILTER_EXPR like constants.
22093 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22095 (is_gimple_formal_tmp_rhs): Remove.
22096 (is_gimple_reg_rhs): Remove special casing.
22097 (is_gimple_mem_rhs): Fix.
22098 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22099 (is_gimple_formal_tmp_var): Remove.
22100 (is_gimple_formal_tmp_reg): Likewise.
22101 (is_gimple_min_lval): Allow invariant component ref parts.
22102 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22103 is_gimple_formal_tmp_reg): Remove declarations.
22104 * tree-cfg.c (verify_expr): Verify that variables with address
22105 taken do not have DECL_GIMPLE_REG_P set.
22106 * tree-mudflap.c (mf_build_check_statement_for): Use
22107 force_gimple_operand instead of gimplify_expr.
22109 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22111 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22112 schedulable rows to compute_split_row.
22114 2009-03-31 Ben Elliston <bje@au.ibm.com>
22117 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22120 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22122 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22123 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22124 * configure: Regenerate.
22125 * config.in: Regenerate.
22126 * config/rs6000/rs6000.opt (mtls-markers): Add.
22127 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22128 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22129 (tls_ld_aix, tls_ld_sysv): Likewise.
22130 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22131 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22133 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22135 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22137 2009-03-30 Jan Hubicka <jh@suse.cz>
22139 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22141 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22142 detection and label handling.
22144 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22146 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22147 left_conflicts_size.
22148 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22149 ALLOCNO_LEFT_CONFLICTS_SIZE.
22151 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22152 remove_allocno_from_bucket_and_push,
22153 allocno_spill_priority_compare, push_allocnos_to_stack,
22154 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22155 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22156 (setup_allocno_left_conflicts_num): Ditto. Rename to
22157 setup_allocno_left_conflicts_size.
22158 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22159 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22160 setup_allocno_left_conflicts_size instead of
22161 setup_allocno_left_conflicts_num.
22163 * ira-build.c (ira_create_allocno): Use
22164 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22165 ALLOCNO_LEFT_CONFLICTS_NUM.
22167 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22169 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22170 instead of DF_LR_OUT.
22172 * ira-lives.c (process_bb_node_lives): Ditto.
22174 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22175 instead of DF_LR_{OUT,IN}.
22177 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22179 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22181 2009-03-30 Jan Hubicka <jh@suse.cz>
22183 * except.c (label_to_region_map): Fix thinko.
22185 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22187 PR middle-end/38237
22188 * tree.h (tree_find_value): New declaration.
22189 * tree.c (tree_find_value): New function.
22190 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22192 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22195 * c-decl.c (struct c_binding): Add locus field.
22196 (bind): Add locus argument, set locus field from it.
22197 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22198 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22199 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22200 implicitly_declare, undeclared_variable, lookup_label,
22201 declare_label, c_make_fname_decl, c_builtin_function,
22202 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22205 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22208 * config/i386/i386.c (classify_argument): Check total size of
22211 2009-03-30 Martin Jambor <mjambor@suse.cz>
22213 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22214 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22215 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22218 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22219 seen_variable_array_ref while also traversing a union.
22221 * tree-inline.c (optimize_inline_calls): Do not call
22222 cgraph_node_remove_callees.
22223 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22224 (pass_remove_cgraph_callee_edges): New variable.
22225 * passes.c (init_optimization_passes): Add
22226 pass_remove_cgraph_callee_edges after early inlining and before all
22227 late intraprocedural passes.
22229 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22231 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22233 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22234 Fix typos in names.
22236 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22238 * combine.c (simplify_comparison): Use have_insn_for.
22239 * dojump.c (do_jump): Likewise.
22241 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22243 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22244 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22245 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22246 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22247 instead of sparc_compare_emitted.
22248 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22249 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22250 instead of sparc_compare_emitted.
22252 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22254 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22255 enter/exit cfglayout mode.
22256 (pass_partition_block): Require it.
22257 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22258 (combine_instructions): Track basic blocks instead of labels.
22259 (update_cfg_for_uncondjump): New.
22260 (try_combine): Use it. Update jumps after rescanning.
22261 (pass_combine): Require PROP_cfglayout.
22262 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22264 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22266 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22267 Provide/destroy PROP_cfglayout respectively.
22268 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22269 * tree-pass.h (PROP_cfglayout): New.
22271 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22273 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22274 fold_convert_const_fixed_from_fixed,
22275 fold_convert_const_fixed_from_int,
22276 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22277 set TREE_CONSTANT_OVERFLOW.
22278 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22279 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22281 2009-03-30 Ira Rosen <irar@il.ibm.com>
22283 * tree-vect-loop-manip.c: New file.
22284 * tree-vectorizer.c: Update documentation and included files.
22285 (vect_loop_location): Make extern.
22286 (rename_use_op): Move to tree-vect-loop-manip.c
22287 (rename_variables_in_bb, rename_variables_in_loop,
22288 slpeel_update_phis_for_duplicate_loop,
22289 slpeel_update_phi_nodes_for_guard1,
22290 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22291 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22292 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22293 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22294 find_loop_location): Likewise.
22295 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22296 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22297 get_vectype_for_scalar_type, vect_is_simple_use,
22298 supportable_widening_operation, supportable_narrowing_operation):
22300 (bb_in_loop_p): Move to tree-vect-loop.c.
22301 (new_loop_vec_info, destroy_loop_vec_info,
22302 reduction_code_for_scalar_code, report_vect_op,
22303 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22304 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22305 (vect_supportable_dr_alignment): Likewise.
22306 * tree-vectorizer.h (tree-data-ref.h): Include.
22307 (vect_loop_location): Declare.
22308 Reorganize function declarations according to the new file structure.
22309 * tree-vect-loop.c: New file.
22310 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22311 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22312 * tree-vect-data-refs.c: New file.
22313 * tree-vect-patterns.c (timevar.h): Don't include.
22314 * tree-vect-stmts.c: New file.
22315 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22316 tree-vect-slp.c, tree-vect-loop.c.
22317 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22318 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22319 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22320 (tree-vect-analyze.o): Remove.
22321 (tree-vect-transform.o): Likewise.
22322 (tree-vect-data-refs.o): Add rule.
22323 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22324 tree-vect-slp.o): Likewise.
22325 (tree-vect-patterns.o): Remove redundant dependencies.
22326 (tree-vectorizer.o): Likewise.
22327 * tree-vect-slp.c: New file.
22329 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22331 * optc-gen.awk: Warn if an option flag has multiple different
22334 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22336 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22337 -floop-block): Document dependences on PPL, CLooG and Graphite.
22339 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22341 PR rtl-optimization/323
22342 * c-common.c (c_fully_fold, convert_and_check,
22343 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22344 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22345 * c-common.def (EXCESS_PRECISION_EXPR): New.
22346 * c-cppbuiltin.c (builtin_define_float_constants): Define
22347 constants with enough digits for long double.
22348 * c-lex.c (interpret_float): Interpret constant with excess
22349 precision where appropriate.
22350 * c-opts.c (c_common_post_options): Set
22351 flag_excess_precision_cmdline. Give an error for
22352 -fexcess-precision=standard for C++ for processors where the
22353 option is significant.
22354 * c-parser.c (c_parser_conditional_expression): Handle excess
22355 precision in condition.
22356 * c-typeck.c (convert_arguments): Handle arguments with excess
22358 (build_unary_op): Move excess precision outside operation.
22359 (build_conditional_expr): Likewise.
22360 (build_compound_expr): Likewise.
22361 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22362 (build_modify_expr): Handle excess precision in RHS.
22363 (convert_for_assignment): Handle excess precision in converted
22365 (digest_init, output_init_element, process_init_element): Handle
22366 excess precision in initializer.
22367 (c_finish_return): Handle excess precision in return value.
22368 (build_binary_op): Handle excess precision in operands and add
22369 excess precision as needed for operation.
22370 * common.opt (-fexcess-precision=): New option.
22371 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22372 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22373 For standard excess precision, output explicit conversion to and
22374 truncation from XFmode.
22375 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22376 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22377 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22378 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22379 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22380 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22381 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22382 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22383 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22384 define_splits, sqrt<mode>2): Disable where appropriate for
22385 standard excess precision.
22386 * convert.c (convert_to_real): Do not shorten arithmetic to type
22387 for which excess precision would be used.
22388 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22389 * doc/invoke.texi (-fexcess-precision=): Document option.
22390 (-mfpmath=): Correct index entry.
22391 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22392 flag_excess_precision): New.
22393 * langhooks.c (lhd_post_options): Set
22394 flag_excess_precision_cmdline.
22395 * opts.c (common_handle_option): Handle -fexcess-precision=.
22396 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22397 init_excess_precision): New.
22398 (lang_dependent_init_target): Call init_excess_precision.
22399 * tree.c (excess_precision_type): New.
22400 * tree.h (excess_precision_type): Declare.
22402 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22405 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22406 non-lvalue to component.
22408 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22410 PR preprocessor/34695
22411 * Makefile.in (c-opts.o): Depend on c-tree.h.
22412 * c-common.c: Move down include of diagnostic.h.
22413 (done_lexing, c_cpp_error): New.
22414 * c-common.h (done_lexing): Declare.
22415 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22417 * c-opts.c: Include c-tree.h.
22418 (c_common_init_options): Set preprocessor error callback.
22419 (c_common_handle_option): Do not set preprocessor
22420 inhibit_warnings, warnings_are_errors, warn_system_headers,
22421 pedantic_errors or inhibit_warnings flags.
22422 (c_common_post_options): Do not check cpp_errors (parse_in).
22423 (c_common_finish): Do not output dependencies if there were
22424 errors. Do not check return value of cpp_finish.
22425 * c-ppoutput.c (pp_file_change): Set input_location.
22426 * c-tree.h (c_cpp_error): Declare.
22427 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22429 (diagnostic_build_prefix): Check override_column.
22430 * diagnostic.h (diagnostic_info): Add override_column field.
22431 (diagnostic_override_column): Define.
22433 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22435 * c-common.c (c_expand_expr, c_staticp): Remove.
22436 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22437 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22438 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22439 * c-gimplify.c (gimplify_compound_literal_expr,
22440 optimize_compound_literals_in_ctor): Remove.
22441 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22442 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22443 * c-semantics.c (emit_local_var): Remove.
22445 * langhooks-def.h (lhd_expand_expr): Remove.
22446 * langhooks.c (lhd_expand_expr): Remove.
22447 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22449 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22450 handling from c-semantics.c; don't call into langhook.
22451 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22452 * gimplify.c (gimplify_compound_literal_expr,
22453 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22454 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22455 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22456 as was done in c-gimplify.c.
22457 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22458 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22459 Move from c-common.h.
22460 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22462 * tree.c (staticp): Do not call langhook.
22463 * langhooks.c (lhd_staticp): Delete.
22464 * langhooks-def.h (lhd_staticp): Delete prototype.
22465 (LANG_HOOKS_STATICP): Delete.
22466 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22468 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22469 instead of DECL_STMTs.
22471 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22479 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22481 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22482 contained expression.
22483 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22484 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22485 conditional expressions for C.
22486 (decl_constant_value_for_optimization): Move from
22487 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22488 whether optimizing and that the expression is a VAR_DECL not of
22489 array type instead of doing such checks in the caller. Do not
22490 check pedantic. Call gcc_unreachable for C++.
22491 * c-common.def (C_MAYBE_CONST_EXPR): New.
22492 * c-common.h (c_fully_fold, c_save_expr,
22493 decl_constant_value_for_optimization): New prototypes.
22494 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22495 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22496 EXPR_INT_CONST_OPERANDS): Define.
22497 * c-convert.c (convert): Strip nops from expression.
22498 * c-decl.c (groktypename): Take extra parameters expr and
22499 expr_const_operands. Update call to grokdeclarator.
22500 (start_decl): Update call to grokdeclarator. Add statement for
22501 expressions used in type of decl.
22502 (grokparm): Update call to grokdeclarator.
22503 (push_parm_decl): Update call to grokdeclarator.
22504 (build_compound_literal): Add parameter non_const and build a
22505 C_MAYBE_COSNT_EXPR if applicable.
22506 (grokdeclarator): Take extra parameters expr and
22507 expr_const_operands. Track expressions used in declaration
22508 specifiers and declarators. Fold array sizes and track whether
22509 they are constant expressions and whether they are integer
22510 constant expressions.
22511 (parser_xref_tag): Set expr and expr_const_operands fields in
22513 (grokfield): Update call to grokdeclarator.
22514 (start_function): Update call to grokdeclarator.
22515 (build_null_declspecs): Set expr and expr_const_operands fields in
22517 (declspecs_add_type): Handle expressions in typeof specifiers.
22518 * c-parser.c (c_parser_declspecs): Set expr and
22519 expr_const_operands fields for declaration specifiers.
22520 (c_parser_enum_specifier): Likewise.
22521 (c_parser_struct_or_union_specifier): Likewise.
22522 (c_parser_typeof_specifier): Likewise. Update call to
22523 groktypename. Fold expression as needed. Return expressions with
22524 type instead of adding statements.
22525 (c_parser_attributes): Update calls to c_parser_expr_list.
22526 (c_parser_statement_after_labels): Fold expression before passing
22527 to objc_build_throw_stmt.
22528 (c_parser_condition): Fold expression.
22529 (c_parser_asm_operands): Fold expression.
22530 (c_parser_conditional_expression): Use c_save_expr. Update call
22531 to build_conditional_expr.
22532 (c_parser_alignof_expression): Update call to groktypename.
22533 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22534 original_code. Fold expression argument of va_arg. Create
22535 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22536 argument to va_arg. Update calls to groktypename. Fold array
22537 index for offsetof. Verify that first argument to
22538 __builtin_choose_expr has integer type.
22539 (c_parser_postfix_expression_after_paren_type): Update calls to
22540 groktypename and build_compound_literal. Handle expressions with
22541 side effects in type name.
22542 (c_parser_postfix_expression_after_primary): Update call to
22543 c_parser_expr_list. Set original_code for calls to
22544 __builtin_constant_p.
22545 (c_parser_expr_list): Take extra parameter fold_p. Fold
22546 expressions if requested.
22547 (c_parser_objc_type_name): Update call to groktypename.
22548 (c_parser_objc_synchronized_statement): Fold expression.
22549 (c_parser_objc_receiver): Fold expression.
22550 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22551 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22552 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22553 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22554 (struct c_typespec): Add elements expr and expr_const_operands.
22555 (struct c_declspecs): Add elements expr and expr_const_operands.
22556 (groktypename, build_conditional_expr, build_compound_literal):
22558 (in_late_binary_op): Declare.
22559 * c-typeck.c (note_integer_operands): New function.
22560 (in_late_binary_op): New variable.
22561 (decl_constant_value_for_broken_optimization): Move to c-common.c
22562 and rename to decl_constant_value_for_optimization.
22563 (default_function_array_conversion): Do not strip nops.
22564 (default_conversion): Do not call
22565 decl_constant_value_for_broken_optimization.
22566 (build_array_ref): Do not fold result.
22567 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22568 result when operand is a VLA.
22569 (c_expr_sizeof_type): Update call to groktypename. Handle
22570 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22571 result when operand names a VLA type.
22572 (build_function_call): Update call to build_compound_literal.
22573 Only fold result for calls to __builtin_* functions. Strip
22574 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22575 the function designator.
22576 (convert_arguments): Fold arguments. Update call to
22577 convert_for_assignment.
22578 (build_unary_op): Handle increment and decrement of
22579 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22580 decrement earlier. Fold operand of increment and decrement.
22581 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22582 built for integer operand. Wrap returns that are INTEGER_CSTs
22583 without being integer constant expressions or that have integer
22584 constant operands without being INTEGER_CSTs.
22585 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22586 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22587 result is an integer constant expression or can be used in
22588 unevaluated parts of one and avoid folding and wrap as
22589 appropriate. Fold operands before possibly doing -Wsign-compare
22591 (build_compound_expr): Wrap result for C99 if operands can be used
22592 in integer constant expressions.
22593 (build_c_cast): Update call to digest_init. Do not ignore
22594 overflow from casting floating-point constants to integers. Wrap
22595 results that could be confused with integer constant expressions,
22596 null pointer constants or floating-point constants.
22597 (c_cast_expr): Update call to groktypename. Handle expressions
22598 included in type name.
22599 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22600 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22601 Update calls to convert_for_assignment.
22602 (convert_for_assignment): Take new parameter
22603 null_pointer_constant. Do not strip nops or call
22604 decl_constant_value_for_broken_optimization. Set
22605 in_late_binary_op for conversions to boolean.
22606 (store_init_value): Update call to digest_init.
22607 (digest_init): Take new parameter null_pointer_constant. Do not
22608 call decl_constant_value_for_broken_optimization. pedwarn for
22609 initializers not constant expressions. Update calls to
22610 convert_for_assignment.
22611 (constructor_nonconst): New.
22612 (struct constructor_stack): Add nonconst element.
22613 (really_start_incremental_init, push_init_level, pop_init_level):
22614 Handle constructor_nonconst and nonconst element.
22615 (set_init_index): Call constant_expression_warning for array
22617 (output_init_element): Fold value. Set constructor_nonconst as
22618 applicable. pedwarn for initializers not constant expressions.
22619 Update call to digest_init. Call constant_expression_warning
22620 where constant initializers are required.
22621 (process_init_element): Use c_save_expr.
22622 (c_finish_goto_ptr): Fold expression.
22623 (c_finish_return): Fold return value. Update call to
22624 convert_for_assignment.
22625 (c_start_case): Fold switch expression.
22626 (c_process_expr_stmt): Fold expression.
22627 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22628 ensure statement expression is not evaluated in constant expression.
22629 (build_binary_op): Track whether results are integer constant
22630 expressions or may occur in such, disable folding and wrap results
22631 as applicable. Fold operands for -Wsign-compare warnings unless
22633 (c_objc_common_truthvalue_conversion): Handle results folded to
22634 integer constants that are not integer constant expressions.
22635 * doc/extend.texi: Document when typeof operands are evaluated,
22636 that condition of __builtin_choose_expr is an integer constant
22637 expression, and more about use of __builtin_constant_p in
22640 2009-03-29 Richard Guenther <rguenther@suse.de>
22642 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22643 propagate addresses of array references.
22645 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22647 * regmove.c (perhaps_ends_bb_p): Remove.
22648 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22649 from INSN and check that the main loop stays within that basic block.
22650 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22651 (regmove_forward_pass): Split out from regmove_optimize. Use
22652 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22653 (regmove_backward_pass): Split out from regmove_optimize. Use
22654 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22655 (regmove_optimize): Simplify.
22657 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22660 * config/i386/i386.c (classify_argument): Ignore flexible array
22661 member in struct and warn ABI change.
22663 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22665 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22667 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22668 (ix86_adjust_cost): Updated.
22670 2009-03-29 Jan Hubicka <jh@suse.cz>
22672 PR middle-end/28850
22673 * tree-pass.h (pass_cleanup_eh): New function.
22674 (remove_unreachable_regions): Break code handling RTL
22675 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22676 that can not be reached by runtime.
22677 (can_be_reached_by_runtime): New function.
22678 (label_to_region_map): New function.
22679 (num_eh_regions): New function.
22680 (rtl_remove_unreachable_regions): New function.
22681 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22682 (remove_eh_region): New function.
22683 * except.h: Include sbitmap and vecprim.
22684 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22685 num_eh_regions): Declare.
22686 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22687 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22688 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22689 (tree_empty_eh_handler_p): New function.
22690 (cleanup_empty_eh): New function.
22691 (cleanup_eh): New function.
22692 (pass_cleanup_eh): New function.
22694 2009-03-29 Jan Hubicka <jh@suse.cz>
22696 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22697 for removed regions.
22699 2009-03-29 Jan Hubicka <jh@suse.cz>
22701 * except.c (dump_eh_tree): Dump all datastructures.
22703 2009-03-29 Jan Hubicka <jh@suse.cz>
22705 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22706 (duplicate_eh_regions_1): Likewise.
22707 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22708 vector; call EH verification.
22709 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22710 Be ready for region being removed.
22712 2009-03-29 Jan Hubicka <jh@suse.cz>
22714 * bitmap.c (bitmap_last_set_bit): New function.
22715 * bitmap.h (bitmap_last_set_bit): Declare.
22717 2009-03-29 David Ayers <ayers@fsfe.org>
22720 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22721 by calling objc_compare_types and surpress warnings about
22722 incompatible C pointers that are compatible ObjC pointers.
22724 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22726 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22727 call initialize_inline_failed.
22728 (initialize_inline_failed): Move it from here ...
22729 * cgraph.c (initialize_inline_failed): ... to here.
22730 (cgraph_create_edge): Call initialize_inline_failed rather than
22731 setting inline_failed directly.
22733 2009-03-29 Ben Elliston <bje@au.ibm.com>
22736 * sysv4.opt (msdata): Improve comment.
22737 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22738 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22740 2009-03-29 Ben Elliston <bje@au.ibm.com>
22743 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22744 load and store attributes.
22746 2009-03-29 Ben Elliston <bje@au.ibm.com>
22748 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22749 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22750 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22751 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22752 __builtin_infq and __builtin_huge_valq.
22754 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22756 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22758 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22759 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22761 2009-03-28 Xinliang David Li <davidxl@google.com>
22763 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22764 (do_dbg_cnt): New function.
22766 2009-03-28 Jan Hubicka <jh@suse.cz>
22768 Merge from pretty-ipa:
22770 2009-03-27 Jan Hubicka <jh@suse.cz>
22772 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22773 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22774 * passes.c (function_called_by_processed_nodes_p): New.
22775 * ipa-pure-const.c (check_call): Fix handling of operands.
22776 (analyze_function): Dump debug output for skipped bodies.
22777 (local_pure_const): Use function_called_by_processed_nodes_p.
22778 * dwarf2out.c (reference_to_unused): Use output.
22779 * passes.c (do_per_function_toporder): Likewise.
22781 2008-11-12 Jan Hubicka <jh@suse.cz>
22783 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22784 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22785 state_set_in_source enum
22786 (check_decl): Ignore memory tags; do not set fake looping flags;
22788 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22789 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22790 (check_call, analyze_function): Rewrite.
22792 (add_new_function): Update call of analyze_function.
22793 (generate_summary): Add call of analyze_function.
22794 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22795 (local_pure_const): New function.
22796 (pass_local_pure_const): New pass.
22797 * ipa-inline.c (inline_transform): Set after_inlining.
22798 * tree-eh.c (stmt_can_throw_external): New.
22799 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22800 work with aliasing built.
22801 * tree-flow.h (stmt_can_throw_external): New.
22802 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22803 and local pure/const pass in early and late optimization queue.
22805 2009-03-28 Martin Jambor <mjambor@suse.cz>
22807 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22809 (fold_binary): Allow function decl aligment consideration is the
22810 second argument is integer constant one.
22811 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22812 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22813 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22815 2009-03-28 Jan Hubicka <jh@suse.cz>
22817 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22818 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22819 * function.h (rtl_data): Add nothrow flag.
22820 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22821 set DECL_NOTHROW for AVAILABLE functions.
22823 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22825 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22826 following vector keyword has expansion starting with pixel or bool
22827 keyword, expand vector to __vector and pixel or bool to __pixel or
22831 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22832 warn_if_disallowed_function_p): Removed.
22833 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22834 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22835 warning_if_disallowed_function_p.
22836 * flags.h (warn_if_disallowed_function_p,
22837 warn_disallowed_functions): Removed.
22838 * common.opt (Wdisallowed-function-list=): Removed.
22839 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22841 2009-03-28 Richard Guenther <rguenther@suse.de>
22843 PR tree-optimization/38723
22844 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22847 2009-03-28 Jan Hubicka <jh@suse.cz>
22849 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22850 test introduced by my previous patch.
22852 2009-03-28 Richard Guenther <rguenther@suse.de>
22854 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22855 the PHIs value undefined.
22857 2009-03-28 Jan Hubicka <jh@suse.cz>
22859 * tree-pass.h (pass_fixup_cfg): New pass.
22860 * ipa-inline.c (inline_transform): Set
22861 always_inline_functions_inlined/after_inlining.
22862 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22863 (pass_fixup_cfg): New pass.
22864 * passes.c (init_optimization_passes): Add fixup_cfg.
22866 2009-03-28 Richard Guenther <rguenther@suse.de>
22868 PR tree-optimization/38458
22869 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22870 argument use the arguments copy-of value.
22872 2009-03-28 Richard Guenther <rguenther@suse.de>
22874 PR tree-optimization/38180
22875 * tree-ssa-ccp.c (get_default_value): Simplify.
22876 (likely_value): Likewise.
22877 (surely_varying_stmt_p): Properly handle VOP case.
22878 (ccp_initialize): Likewise.
22879 (ccp_fold): Handle propagating through *&.
22880 (fold_const_aggregate_ref): Also handle decls.
22882 2009-03-28 Jan Hubicka <jh@suse.cz>
22884 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22885 * cgraph.h (cgraph_node): Likewise.
22886 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22887 (cgraph_reset_node): Use process flag.
22888 (cgraph_mark_functions_to_output): Likewise.
22889 (cgraph_expand_function): Likewise.
22890 (cgraph_expand_all_functions): Likewise.
22891 (cgraph_output_in_order): Likewise.
22892 * dwarf2out.c (reference_to_unused): Likewise.
22893 * passes.c do_per_function_toporder): Likewise.
22895 2009-03-28 Jan Hubicka <jh@suse.cz>
22897 Bring from lto-branch:
22899 2008-09-03 Doug Kwan <dougkwan@google.com>
22901 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22902 enums instead of reason strings.
22903 * cgraph.c (cgraph_create_edge): Same.
22904 (cgraph_inline_failed_string): New function.
22905 * cgraph.h (cgraph_inline_failed_t): New enum type.
22906 (cgraph_inline_failed_string): New prototype.
22907 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22908 char pointer to cgraph_inline_failed_t.
22909 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22910 (cgraph_default_inline_p): Ditto.
22911 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22912 to cgraph_inline_failed_t pointer.
22913 * cif-code.def: New file.
22914 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22916 (cgraph_check_inline_limits): Change type of REASON to pointer to
22917 cgraph_inline_failed_t. Replace reason strings with enums.
22918 (cgraph_default_inline_p): Ditto.
22919 (cgraph_recursive_inlining_p): Ditto.
22920 (update_caller_keys): Change type of FAILED_REASON to
22921 cgraph_inline_failed_t.
22922 (cgraph_set_inline_failed): Change type of REASON to pointer to
22923 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22924 convert enums to strings for text output.
22925 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22926 to be of type cgraph_inline_failed_t. Replace reason strings with
22927 enums. Call cgraph_inline_failed_string to covert enums
22928 to strings for text output.
22929 (cgraph_decide_inlining): Replace reason strings with enums.
22930 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22931 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22933 * tree-inline.c (expand_call_inline): Change type of REASON
22934 to cgraph_inline_failed_t. Replace reason strings with enums.
22935 Call cgraph_inline_failed_string for text output.
22936 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22939 2009-03-28 Jan Hubicka <jh@suse.cz>
22941 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22942 cgraph_clone_node): Remove master clone handling.
22943 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22944 * cgraph.h (master_clone): Remove.
22945 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22946 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22947 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22949 2009-03-28 Jan Hubicka <jh@suse.cz>
22951 * cgraph.c (cgraph_function_body_availability): Functions declared
22952 inline are always safe to assume that it is not going to be replaced.
22954 2009-03-28 Richard Guenther <rguenther@suse.de>
22956 PR tree-optimization/38513
22957 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22958 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22959 EXC_PTR_EXPR and FILTER_EXPR.
22960 (get_ref_from_reference_ops): Likewise.
22962 2009-03-28 Richard Guenther <rguenther@suse.de>
22964 PR tree-optimization/38968
22965 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22966 Use FLOOR_MOD_EXPR to compute misalignment.
22968 2009-03-28 Richard Guenther <rguenther@suse.de>
22970 PR tree-optimization/37795
22971 * tree.h (combine_comparisons): Declare.
22972 * fold-const.c (combine_comparisons): Export.
22973 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22975 (ifcombine_iforif): Use combine_comparisons.
22977 2009-03-28 Jan Hubicka <jh@suse.cz>
22979 * tree-eh.c (inlinable_call_p): New function.
22980 (make_eh_edges): Use it.
22981 (verify_eh_edges): Use it.
22982 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22983 * except.c (reachable_next_level): Add inlinable_function argument
22984 (sjlj_find_directly_reachable_regions): Update.
22985 (add_reachable_handler): Do not set saw_any_handlers.
22986 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22987 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22988 Add new inlinable call parameter.
22989 (can_throw_internal, can_throw_external): Update.
22990 * except.h (can_throw_internal_1, can_throw_external_1,
22991 foreach_reachable_handler): Update declaration.
22993 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22995 * config/arm/t-arm-coff, config/h8300/coff.h,
22996 config/i386/i386-aout.h, config/i386/i386-coff.h,
22997 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22998 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22999 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
23000 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
23001 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
23002 sys-types.h: Remove.
23003 * Makefile.in: Remove protoize and fixproto support and references
23005 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
23006 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
23008 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
23009 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
23010 unprotoize$(exeext).
23011 (rest.encap): Don't depend on $(STMP_FIXPROTO)
23012 (.PHONY): Don't depend on proto.
23013 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
23014 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
23015 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
23016 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
23017 build/gen-protos.o, build/scan.o, xsys-protos.h,
23018 build/fix-header$(build_exeext), build/fix-header.o,
23019 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
23020 stmp-install-fixproto): Remove.
23021 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
23022 SYSCALLS.c or fixproto files.
23023 (install-common): Don't install protoize.
23024 (install-headers-tar, install-headers-cpio, install-headers-cp):
23025 Don't depend on $(STMP_FIXPROTO).
23026 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
23027 install fixproto files or write out fixproto settings.
23028 (uninstall): Don't uninstall protoize.
23029 * config.gcc (use_fixproto): Remove.
23030 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
23031 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
23032 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
23033 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
23034 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
23035 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
23036 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
23037 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
23038 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
23039 * config/t-vxworks (STMP_FIXPROTO): Remove.
23040 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
23041 STMP_FIXPROTO): Remove.
23042 * config.in, configure: Regenerate.
23043 * crtstuff.c (gid_t, uid_t): Don't undefine.
23044 * doc/install.texi: Change m68k-coff to m68k-elf in example.
23045 (arm-*-coff, arm-*-aout: Remove target entries.
23046 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
23047 Remove mention of AIX 4.1.
23048 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
23049 * doc/invoke.texi (Running Protoize): Remove.
23050 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
23051 (Protoize Caveats): Remove.
23052 * tsystem.h: Update comments on headers assumed to exist.
23054 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
23056 * genautomata.c: Add a new year to the copyright. Add a new
23058 (struct insn_reserv_decl): Add comments for member bypass_list.
23059 (find_bypass): Remove.
23060 (insert_bypass): New.
23061 (process_decls): Use insert_bypass.
23062 (output_internal_insn_latency_func): Output all bypasses with the
23063 same input insn in one switch case.
23065 * rtl.def (define_bypass): Describe bypass choice.
23066 * doc/md.texi (define_bypass): Ditto.
23068 2009-03-27 Richard Guenther <rguenther@suse.de>
23070 * gimplify.c (mark_addressable): Export.
23071 * tree-flow.h (mark_addressable): Declare.
23072 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23073 * tree-ssa.c (verify_phi_args): Verify that address taken
23074 variables have TREE_ADDRESSABLE set.
23076 2009-03-27 Richard Guenther <rguenther@suse.de>
23078 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23079 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23080 Do not mark decls TREE_ADDRESSABLE.
23081 (build_fold_addr_expr): Adjust.
23082 (fold_addr_expr): Remove.
23083 (fold_unary): Use build_fold_addr_expr.
23084 (fold_comparison): Likewise.
23085 (split_address_to_core_and_offset): Likewise.
23086 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23088 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23089 (gimplify_modify_expr_to_memcpy): Mark source and destination
23091 * omp-low.c (create_omp_child_function): Mark the object decl
23093 (lower_rec_input_clauses): Mark the var we take the address of
23095 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23097 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23099 PR middle-end/39315
23100 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23101 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23103 2009-03-27 Richard Guenther <rguenther@suse.de>
23105 PR tree-optimization/39120
23106 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23108 (handle_lhs_call): Process return constraints. Add escape
23109 constraints if necessary.
23110 (handle_const_call): Fill out return constraints. Make nested
23111 case more precise. Avoid consttmp if possible.
23112 (handle_pure_call): Fill out return constraints. Avoid
23113 callused if possible.
23114 (find_func_aliases): Simplify call handling.
23116 2009-03-27 Richard Guenther <rguenther@suse.de>
23118 PR tree-optimization/39120
23119 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23120 as a representative.
23121 (solve_graph): Do propagate CALLUSED.
23122 (handle_pure_call): Use a scalar constraint from CALLUSED for
23124 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23127 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23130 * c-common.c (handle_aligned_attribute): Properly check alignment
23131 overflow. Use (1U << i) instead of (1 << i).
23133 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23135 * expr.h (get_mem_align_offset): Updated.
23137 * tree.h (tree_decl_common): Change align to "unsigned int" and
23138 move it before pointer_alias_set.
23140 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23141 Jakub Jelinek <jakub@redhat.com>
23144 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23145 gr_register_operand with gr_reg_or_0_operand.
23146 (cmpxchg_rel_di): Likewise.
23147 (sync_lock_test_and_set<mode>): Likewise.
23149 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23151 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23152 (true_regnum): Likewise.
23154 * rtlanal.c (subreg_info): Moved to ...
23155 * rtl.h (subreg_info): Here. New.
23156 (subreg_get_info): New.
23158 * rtlanal.c (subreg_get_info): Make it extern.
23160 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23163 * config/i386/i386.c (ix86_abi): New.
23164 (override_options): Handle -mabi=.
23165 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23166 (ix86_call_abi_override): Likewise.
23167 (init_cumulative_args): Likewise.
23168 (function_arg_advance): Likewise.
23169 (function_arg_64): Likewise.
23170 (function_arg): Likewise.
23171 (ix86_pass_by_reference): Likewise.
23172 (ix86_function_value_regno_p): Likewise.
23173 (ix86_build_builtin_va_list_abi): Likewise.
23174 (setup_incoming_varargs_64): Likewise.
23175 (is_va_list_char_pointer): Likewise.
23176 (ix86_init_machine_status): Likewise.
23177 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23178 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23179 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23180 (ix86_function_abi): Make it static and return enum calling_abi.
23181 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23183 (ix86_fn_abi_va_list): Updated.
23185 * config/i386/i386.h (ix86_abi): New.
23186 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23187 (CONDITIONAL_REGISTER_USAGE): Likewise.
23188 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23189 (machine_function): Likewise.
23191 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23193 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23194 (STACK_BOUNDARY): Likewise.
23195 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23197 * config/i386/i386.opt (mabi=): New.
23199 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23200 return enum calling_abi.
23201 (ix86_function_type_abi): Likewise.
23202 (ix86_function_abi): Removed.
23204 * doc/invoke.texi: Document -mabi= option for x86.
23206 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23208 * builtins.c (real_dconstp): Delete.
23209 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23211 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23212 Jakub Jelinek <jakub@redhat.com>
23215 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23216 (gen_subprogram_die): When a function is explicit, generate the
23217 DW_AT_explicit attribute.
23218 * langhooks.h (struct lang_hooks_for_decls): Add
23219 function_decl_explicit_p langhook.
23220 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23221 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23223 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23225 * builtins.c (fold_builtin_memory_op): Optimize memmove
23226 into memcpy if we can prove source and destination don't overlap.
23228 * tree-inline.c: Include gt-tree-inline.h.
23229 (clone_fn_id_num): New variable.
23230 (clone_function_name): New function.
23231 (tree_function_versioning): Use it.
23232 * Makefile.in (GTFILES): Add tree-inline.c.
23234 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23236 * BASE-VER: Change to 4.5.0.
23238 2009-03-27 Xinliang David Li <davidxl@google.com>
23240 PR tree-optimization/39557
23241 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23243 2009-03-27 Xinliang David Li <davidxl@google.com>
23245 PR tree-optimization/39548
23246 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23249 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23251 * c-common.c (pointer_int_sum): Use %wd on return from
23254 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23256 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23257 on return from tree_low_cst.
23259 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23262 * ginclude/stdarg.h (va_copy): Define also for
23263 __GXX_EXPERIMENTAL_CXX0X__.
23265 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23268 * builtins.h (c_strlen): Do not warn here.
23269 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23270 * c-common.c (pointer_int_sum): Take an explicit location.
23271 Warn about offsets out of bounds.
23272 * c-common.h (pointer_int_sum): Adjust declaration.
23274 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23276 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23279 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23282 * opts.c (warn_if_disallowed_function_p): Don't assume
23283 get_callee_fndecl must return non-NULL.
23285 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23287 PR rtl-optimization/39522
23288 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23289 when reg_reloaded_valid is set.
23291 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23293 * config/spu/divv2df3.c: New file.
23294 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23295 (DPBIT_FUNCS): Filter out _div_df.
23297 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23299 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23300 a jump insn, count that jump in the distance to the loop start.
23302 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23305 * config/sh/sh.c (calc_live_regs): Fix condition for global
23306 registers except PIC_OFFSET_TABLE_REGNUM.
23308 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23311 * doc/invoke.texi (-mconsole): New.
23313 (-mno-cygwin): New.
23315 (-mnop-fun-dllimport): New.
23319 (sub section "i386 and x86-64 Windows Options"): New.
23321 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23323 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23324 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23326 2009-03-25 Richard Guenther <rguenther@suse.de>
23328 PR middle-end/39497
23329 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23332 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23334 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23335 neither of haifa/selective schedulers are working.
23337 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23339 * doc/invoke.texi (Debugging Options): Fix description of
23340 -fno-merge-debug-strings.
23342 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23344 * config/cris/libgcc.ver: New version-script.
23345 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23347 * configure.ac <GAS features, nop mnemonic>: Add pattern
23348 crisv32-*-* for "nop".
23349 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23350 * configure: Regenerate.
23352 2009-03-24 Ira Rosen <irar@il.ibm.com>
23354 PR tree-optimization/39529
23355 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23356 mark_sym_for_renaming for the tag copied to the new vector
23359 2009-03-24 Arthur Loiret <aloiret@debian.org>
23361 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23362 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23363 EXTRA_SPEC_FUNCTIONS.
23364 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23365 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23366 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23367 -march and -mtune options.
23369 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23371 * config/m68k/t-rtems: Add m5329 multilib.
23373 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23374 Jakub Jelinek <jakub@redhat.com>
23377 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23380 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23383 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23384 instead of c_parser_expression_conv, if original_code isn't one of the
23385 4 allowed comparison codes, fail.
23387 2009-03-23 Richard Guenther <rguenther@suse.de>
23389 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23390 * tree.h (struct tree_type): Likewise.
23391 * reload.h (struct insn_chain): Likewise.
23392 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23393 * function.h (struct function): Likewise.
23394 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23396 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23398 PR tree-optimization/39516
23399 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23401 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23403 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23404 should be set true if BITS_PER_WORD of target is bigger than 32
23406 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23408 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23409 Translate -B-options to -rpath-link. Correct existing
23410 rpath-link and conditionalize on !nostdlib.
23412 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23414 * doc/extend.texi (Function Attributes, Variable Attributes):
23416 * doc/invoke.texi (Debugging Options, Optimize Options)
23417 (i386 and x86-64 Options, MCore Options): Likewise.
23419 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23422 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23423 it for block local namespace aliases.
23424 (gen_decl_die): Pass context_die to gen_namespace_die.
23426 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23429 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23430 minimum or maximum value.
23432 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23434 * reginfo.c (globalize_reg): Recompute derived reg sets.
23436 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23439 * libgcc2.c (mprotect): Do not use signed arguments for
23440 VirtualProtect, use DWORD arguments. Also fix the 'may
23441 be used uninitialized' warning for the np variable.
23443 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23446 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23447 functions using regparm calling conventions when not optimizing.
23448 (ix86_function_sseregparm): Similarly for sseregparm calling
23451 2009-03-19 Li Feng <nemokingdom@gmail.com>
23453 PR middle-end/39500
23454 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23455 dependence if the first conflict is after niter iterations.
23457 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23459 PR middle-end/38609
23460 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23461 functions with dynamic stack-pointer adjustments.
23463 2009-03-19 Ben Elliston <bje@au.ibm.com>
23465 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23466 option; change to -msdata=data.
23468 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23470 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23473 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23476 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23478 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23480 * doc/invoke.texi (Code Gen Options): Expand discussion of
23483 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23485 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23486 * matrix-reorg.c (struct matrix_info): Likewise.
23487 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23488 * rtl.h (struct mem_attrs): Likewise.
23489 * df.h (struct df): Likewise.
23490 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23491 * ira-int.h (struct ira_allocno): Likewise.
23492 * df-scan.c (struct df_collection_rec): Likewise.
23493 * ira.c (struct equivalence): Likewise.
23494 * function.c (struct temp_slot): Likewise.
23495 * cfgloop.h (struct loop): Likewise.
23498 * function.c (use_register_for_decl): When not optimizing, disregard
23499 register keyword for variables with types containing methods.
23501 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23503 PR middle-end/39447
23504 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23505 (is_simple_operand): Call contains_component_ref_p before calling data
23506 reference analysis that would fail on COMPONENT_REFs.
23508 * tree-vrp.c (search_for_addr_array): Fix formatting.
23510 2009-03-18 Richard Guenther <rguenther@suse.de>
23512 * tree-vect-transform.c (vect_loop_versioning): Fold the
23513 generated comparisons.
23514 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23515 (slpeel_tree_peel_loop_to_edge): Likewise.
23517 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23519 PR middle-end/37805
23520 * opts.c (print_specific_help): In addition to `undocumented',
23521 accept `separate' and `joined' flags if passed alone. Describe
23522 output by the first matched one of those.
23523 (common_handle_option): Skip over empty strings.
23524 * gcc.c (display_help): Fix help string for `--help='.
23525 * doc/invoke.texi (Option Summary, Overall Options): With
23526 `--help=', classes and qualifiers can both be repeated, but
23527 only the latter can be negated. One should not pass only
23528 negated qualifiers. Fix markup and examples.
23531 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23532 PR middle-end/37805
23533 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23534 and -fhelp=separate.
23536 2009-03-17 Jing Yu <jingyu@google.com>
23538 PR middle-end/39378
23539 * function.h (struct rtl_data): Move is_thunk from here...
23540 (struct function): ...to here.
23541 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23542 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23544 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23546 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23547 (alpha_output_function_end_prologue): Likewise.
23548 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23549 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23550 (rs6000_output_function_epilogue): Likewise.
23551 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23553 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23556 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23557 from different units in a single alternative.
23558 (*truncdfsf_i387): Ditto.
23559 (*truncxfsf2_mixed): Ditto.
23560 (*truncxfdf2_mixed): Ditto.
23562 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23564 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23565 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23568 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23569 unused non-artificial variables when not optimizing.
23572 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23573 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23574 NAMESPACE_DECL in its DECL_INITIAL.
23576 PR middle-end/39443
23577 * optabs.c (set_user_assembler_libfunc): New function.
23578 * expr.h (set_user_assembler_libfunc): New prototype.
23579 * c-common.c: Include libfuncs.h.
23580 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23581 for memcmp, memset, memcpy, memmove and abort.
23582 * Makefile.in (c-common.o): Depend on libfuncs.h.
23585 * dwarf2out.c (gen_inlined_enumeration_type_die,
23586 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23587 gen_tagged_type_instantiation_die): Removed.
23588 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23591 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23594 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23596 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23597 (check-parallel-%): Ditto.
23598 (check-consistency): Ditto.
23600 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23602 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23603 local variable rhs by NULL_TREE.
23605 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23608 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23610 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23613 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23615 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23618 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23619 for ms->sysv ABI calls only in 64bit mode.
23621 * config/i386/i386.md (untyped_call): Support 32bit.
23623 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23625 * doc/extend.texi: Replace x86_65 with x86_64.
23627 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23629 PR tree-optimization/39455
23630 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23631 mismatches for POINTER_TYPE_P (type).
23632 (number_of_iterations_le): Likewise.
23634 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23636 * config/picochip/picochip.c: Removed profiling support.
23637 * config/picochip/picochip.md: Removed profiling instruction.
23638 * config/picochip/picochip.h: Removed profiling builtin.
23640 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23642 * doc/install.texi (--with-host-libstdcxx): Document.
23644 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23647 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23648 generate a warning if the function name does not begin with
23649 "__vector" and the function has either the 'signal' or 'interrupt'
23650 attribute, from here to ...
23651 (avr_declare_function_name): ...here. New function.
23652 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23653 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23655 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23658 * cse.c (fold_rtx): Don't modify original const_arg1 when
23659 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23660 separate variable instead.
23661 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23662 from out of range shift counts.
23663 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23665 2009-03-13 Catherine Moore <clm@codesourcery.com>
23667 * config/i386/x-mingw32 (host-mingw32.o): Replace
23668 diagnostic.h with $(DIAGNOSTIC_H).
23670 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23673 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23675 * config/i386/sync.md (sync_compare_and_swap<mode>,
23676 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23677 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23679 (sync_double_compare_and_swapdi_pic,
23680 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23681 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23683 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23686 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23688 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23691 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23692 (avx_addsubv4df3): Likewise.
23693 (*avx_addsubv4sf3): Likewise.
23694 (sse3_addsubv4sf3): Likewise.
23696 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23699 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23701 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23704 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23705 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23706 registers for allocnos created from user-defined variables.
23708 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23711 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23712 of non-integer mode as well.
23714 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23716 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23717 for functions for which the parameter types are unknown.
23719 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23722 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23723 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23724 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23725 * config/i386/i386.c (ix86_local_alignment): For
23726 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23727 long long variables on the stack to avoid dynamic realignment.
23728 Allow the first argument to be a decl rather than type.
23729 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23731 2009-03-11 Nick Clifton <nickc@redhat.com>
23734 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23736 Add description to mno-lsim option.
23737 * config/mcore/mcore.h: Remove comment about deprecated m4align
23739 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23740 * doc/invoke.texi: Add description of mno-lsim and
23741 mstack-increment options.
23743 * config/fr30/fr30.opt: Document the -mno-lsim option.
23744 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23745 and -mno-lsim options.
23747 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23749 * fold-const.c (fold_comparison): Only call fold_inf_compare
23750 if the mode supports infinities.
23752 2009-03-11 Jason Merrill <jason@redhat.com>
23755 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23756 end already did. Notice GIMPLE_CALL modifications of the result.
23757 Don't copy debug information from an ignored decl or a decl from
23760 2009-03-10 Richard Guenther <rguenther@suse.de>
23761 Nathan Froyd <froydnj@codesourcery.com>
23763 PR middle-end/37850
23764 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23765 (__divMODE3): Likewise.
23767 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23769 PR tree-optimization/39394
23770 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23771 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23773 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23775 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23776 inline asms for register asm ("") declarations.
23778 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23780 * fold-const.c (fold_unary): Fix comment.
23782 2009-03-07 Jan Hubicka <jh@suse.cz>
23785 * tree-inline.c (setup_one_parameter): Do replacement of const
23786 argument by constant in SSA form.
23788 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23790 PR middle-end/38028
23791 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23792 determine alignment passed to assign_stack_local.
23793 (assign_parms_unsplit_complex): Likewise.
23794 * except.c (sjlj_build_landing_pads): Likewise.
23796 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23798 PR middle-end/39360
23799 * tree-flow.h (add_referenced_var): Return bool instead of void.
23800 * tree-dfa.c (add_referenced_var): Return result of
23801 referenced_var_check_and_insert call.
23802 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23803 of referenced_var_check_and_insert.
23806 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23807 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23808 DIE, don't emit it if abstract origin already has it.
23809 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23810 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23812 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23814 * genpreds.c (needs_variable): Fix parentheses at variable name
23816 (write_tm_constrs_h): Indent generated code.
23818 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23820 * doc/extend.texi (Function Attributes): Add documentation
23821 for isr attributes.
23823 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23826 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23827 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23829 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23831 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23834 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23837 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23838 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23840 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23842 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23843 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23844 constants instead of magic numbers.
23845 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23847 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23848 (x86_64_ms_abi_int_parameter_registers): Ditto.
23849 (x86_64_int_return_registers): Ditto.
23850 (ix86_maybe_switch_abi): Ditto.
23851 (ix86_expand_call): Ditto for clobbered_registers array.
23852 (ix86_hard_regno_mode_ok): Ditto.
23853 (x86_extended_QIreg_mentioned_p): Ditto.
23855 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23857 PR tree-optimization/39349
23858 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23860 * combine.c (gen_lowpart_for_combine): Use omode when generating
23863 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23865 PR rtl-optimization/39235
23866 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23868 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23870 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23872 2009-03-04 Richard Guenther <rguenther@suse.de>
23874 PR tree-optimization/39362
23875 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23876 that occur in abnormal PHIs should be varying.
23878 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23880 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23882 (simple_iv): Take loop as an argument instead of statement.
23883 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23884 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23886 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23888 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23889 * matrix-reorg.c (analyze_transpose): Ditto.
23890 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23891 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23892 * tree-predcom.c (ref_at_iteration): Ditto.
23893 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23895 2009-03-04 Richard Guenther <rguenther@suse.de>
23897 PR tree-optimization/39358
23898 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23899 escaped_id and callused_id.
23900 (solve_graph): Likewise.
23902 2009-03-04 Richard Guenther <rguenther@suse.de>
23904 PR tree-optimization/39339
23905 * tree-sra.c (try_instantiate_multiple_fields): Make it
23906 no longer ICE on the above.
23908 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23910 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23911 that fits within Pmode.
23913 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23915 PR middle-end/10109
23916 * tm.texi (LIBCALL_VALUE): Update description.
23918 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23920 PR middle-end/34443
23921 * doc/extend.texi (section): Update description.
23923 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23925 PR middle-end/39345
23926 * tree-inline.c (remapped_type): New.
23927 (can_be_nonlocal): Call remapped_type instead of remap_type.
23929 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23932 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23933 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23935 2009-03-03 Richard Guenther <rguenther@suse.de>
23937 PR middle-end/39272
23938 * tree.c (tree_nonartificial_location): New function.
23939 * tree.h (tree_nonartificial_location): Declare.
23940 * builtins.c (expand_builtin_memory_chk): Provide location
23941 of the call location for artificial function pieces.
23942 (maybe_emit_chk_warning): Likewise.
23943 (maybe_emit_sprintf_chk_warning): Likewise.
23944 (maybe_emit_free_warning): Likewise.
23945 * expr.c (expand_expr_real_1): Likewise.
23947 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23949 PR tree-optimization/39343
23950 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23951 COMPONENT_REF t has ARRAY_TYPE.
23953 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23955 PR middle-end/39335
23956 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23957 when the type precision of the induction variable should be
23958 larger than the type precision of nit.
23959 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23960 * graphite.c (graphite_loop_normal_form): Same.
23961 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23963 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23965 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23966 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23967 numbers to describe clobbered registers.
23968 (*call_value_0_rex64_ms_sysv): Ditto.
23969 * config/i386/mmx.md (mmx_emms): Ditto.
23970 (mmx_femms): Ditto.
23972 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23974 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23977 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23979 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23980 (spu_section_type_flags): New function.
23982 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23984 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23985 reg_class_contents of FLOAT_REGS into a temporary.
23987 2009-03-02 Richard Guenther <rguenther@suse.de>
23988 Ira Rosen <irar@il.ibm.com>
23990 PR tree-optimization/39318
23991 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23992 information to the vectorized statement.
23994 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23996 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23997 variable. Use defined names instead of magic constants for REX SSE
24000 2009-03-01 Richard Guenther <rguenther@suse.de>
24002 PR tree-optimization/39331
24003 * omp-low.c (lower_send_shared_vars): Do not receive new
24004 values for the reference of DECL_BY_REFERENCE parms or results.
24006 2009-03-01 Jan Hubicka <jh@suse.cz>
24009 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
24010 BLOCK_NONLOCALIZED_VAR): New macros.
24011 (tree_block): Add nonlocalized_vars.
24012 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
24013 gen_decl_die): Add origin argument. Allow generation of die with
24014 origin at hand only.
24015 (gen_member_die, gen_type_die_with_usage, force_decl_die,
24016 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
24018 (gen_block_die): Fix checking for unused blocks.
24019 (process_scope_var): Break out from .... ; work with origins only.
24020 (decls_for_scope) ... here; process nonlocalized list.
24021 (dwarf2out_ignore_block): Look for nonlocalized vars.
24022 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
24024 (dump_scope_block): Dump them.
24025 * tree-inline.c (remap_decls): Handle nonlocalized vars.
24026 (remap_block): Likewise.
24027 (can_be_nonlocal): New predicate.
24028 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
24030 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24032 * configure: Regenerate.
24034 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24036 * optc-gen.awk: No need to duplicate option flags twice.
24037 Reuse help texts for duplicate options which do not have any.
24039 * gcc.c (display_help): Document --version.
24041 * gcc.c (main): If print_help_list and verbose_flag, ensure
24042 driver output comes before subprocess output.
24044 * optc-gen.awk: Assign all remaining fields to help string,
24045 space-separated, for multi-line help in *.opt.
24047 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
24048 -Wno-pedantic-ms-format is for MinGW targets only.
24050 * doc/options.texi (Option file format): Fix bad indentation,
24051 restoring dropped sentence.
24053 2009-02-28 Jan Hubicka <jh@suse.cz>
24055 * tree-inline.c (tree_function_versioning): Output debug info.
24057 2009-02-28 Jan Hubicka <jh@suse.cz>
24060 * tree-inline.c (setup_one_parameter): Do not copy propagate
24061 arguments when not optimizing.
24063 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
24066 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24067 (avx_addsubv4df3): Likewise.
24068 (*avx_addsubv4sf3): Likewise.
24069 (sse3_addsubv4sf3): Likewise.
24070 (*avx_addsubv2df3): Likewise.
24071 (sse3_addsubv2df3): Likewise.
24072 (avx_unpckhps256): Correct item selectors.
24073 (avx_unpcklps256): Likewise.
24074 (avx_unpckhpd256): Likewise.
24075 (avx_unpcklpd256): Likewise.
24077 2009-02-28 Jan Hubicka <jh@suse.cz>
24079 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24081 (copy_arguments_for_versioning): If var is declared don't declare it.
24082 (tree_function_versioning): First setup substitutions and then copy
24085 2009-02-27 Jan Hubicka <jh@suse.cz>
24088 * cgraph.h (varpool_output_debug_info): Remove.
24089 * cgraphunit.c (varpool_output_debug_info): Remove.
24090 * dwarf2out.c (deferred_locations_struct): New struct
24091 (deferred_locations): New type.
24092 (deferred_locations_list): New static var.
24093 (deffer_location): New function.
24094 (gen_variable_die): Use it.
24095 (decls_for_scope): Output info on local static vars.
24096 (dwarf2out_finish): Process deferred locations.
24097 * varpool.c (varpool_output_debug_info): Remove.
24099 2009-02-27 Jan Hubicka <jh@suse.cz>
24102 * tree.h (TREE_PROTECTED): Fix comment.
24103 (BLOCK_HANDLER_BLOCK): Remove.
24104 (struct tree_block): Remove handler_block add body_block.
24105 (inlined_function_outer_scope_p): New.
24106 (is_body_block): Remove.
24107 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24108 * dwarf2out.c (is_inlined_entry_point): Remove.
24109 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24110 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24112 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24113 * gimplify.c (gimplify_expr): Gimplify body blocks.
24114 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24115 block with multiple subblocks.
24116 (dump_scope_block): Prettier output; dump more flags and info.
24117 (dump_scope_blocks): New.
24118 (remove_unused_locals): Use dump_scope_blocks.
24119 * tree-flow.h (dump_scope_blocks): Declare.
24120 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24121 * stmt.c (is_body_block): Remove.
24122 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24123 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24125 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24127 PR middle-end/39308
24128 * graphite.c (graphite_loop_normal_form): Do not call
24129 number_of_iterations_exit from a gcc_assert.
24131 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24133 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24134 jumps if COND is NULL.
24135 (find_cond_jump): New function.
24136 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24137 * config/s390/s390.md: Remove z10_cobra attribute value.
24139 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24141 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24142 force_const_mem returns NULL_RTX.
24144 2009-02-26 Jan Hubicka <jh@suse.cz>
24147 * cgraph.h (varpool_output_debug_info): Remove.
24148 * cgraphunit.c (varpool_output_debug_info): Remove.
24149 * dwarf2out.c (deferred_locations_struct): New struct
24150 (deferred_locations): New type.
24151 (deferred_locations_list): New static var.
24152 (deffer_location): New function.
24153 (gen_variable_die): Use it.
24154 (decls_for_scope): Output info on local static vars.
24155 (dwarf2out_finish): Process deferred locations.
24156 * varpool.c (varpool_output_debug_info): Remove.
24158 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24160 PR rtl-optimization/39241
24161 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24162 to subreg_offset_representable_p.
24164 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24166 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24167 execute function prototype. Get f and nregs from max_reg_num
24168 and get_insns. Remove the first backward pass as it's dead,
24169 guard the forward pass by flag_expensive_optimizations.
24170 (rest_of_handle_regmove): Delete.
24171 (pass_regmove): Replace it with regmove_optimize.
24173 2009-02-25 Martin Jambor <mjambor@suse.cz>
24175 PR tree-optimization/39259
24176 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24177 calls_alloca function flags.
24178 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24179 calls are detected.
24181 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24183 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24184 flags_set_1_rtx, flags_set_1_set): Delete.
24185 (regmove_optimize): Do not call mark_flags_life_zones.
24187 2009-02-24 Julian Brown <julian@codesourcery.com>
24190 * config/arm/arm.c (require_pic_register): Only set
24191 cfun->machine->pic_reg once per function.
24193 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24195 * doc/invoke.texi (Link Options): Document an easier way to pass
24196 options that take arguments to the GNU linker using -Xlinker and -Wl.
24198 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24201 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24203 2009-02-24 Richard Guenther <rguenther@suse.de>
24206 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24208 2009-02-24 Richard Guenther <rguenther@suse.de>
24209 Zdenek Dvorak <ook@ucw.cz>
24211 PR tree-optimization/39233
24212 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24213 from converting them to a generic type.
24215 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24217 PR tree-optimization/39260
24218 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24219 contains a condition with a real type.
24220 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24222 2009-02-23 Jason Merrill <jason@redhat.com>
24225 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24226 narrowing_initializer_constant_valid_p.
24227 (narrowing_initializer_constant_valid_p): Don't return
24228 null_pointer_node for adding a pointer to itself.
24230 2009-02-23 Jan Hubicka <jh@suse.cz>
24233 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24236 2009-02-23 Jan Hubicka <jh@suse.cz>
24238 PR tree-optimization/37709
24239 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24240 * tree.h (block_ultimate_origin): Declare.
24241 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24242 * tree-ssa-live.c (remove_unused_scope_block_p):
24243 Eliminate blocks containig no instructions nor live variables nor
24245 (dump_scope_block): New function.
24246 (remove_unused_locals): Enable removal of dead blocks by default;
24247 enable dumping at TDF_DETAILS.
24249 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24251 * config/i386/i386.c (classify_argument): Don't allow COImode
24253 (function_arg_advance_32): Don't allow OImode.
24254 (function_arg_32): Likewise.
24255 (function_value_32): Likewise.
24256 (return_in_memory_32): Likewise.
24257 (function_arg_64): Remove OImode comment.
24259 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24262 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24263 ix86_expand_vector_set for V4DImode in 64bit mode only.
24264 (ix86_expand_vector_init_one_var): Likewise.
24266 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24268 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24270 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24273 * loop-iv.c: Revert last change.
24274 * emit-rtl.c: Likewise.
24276 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24279 * config/i386/i386.c (type_natural_mode): Remove an extra
24280 space in the warning message.
24281 (function_value_32): Handle 32-byte vector modes.
24282 (return_in_memory_32): Likewise.
24284 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24286 * loop-iv.c (truncate_value): New function.
24287 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24289 (lowpart_subreg): Move to...
24290 * emit-rtl.c: ...here.
24292 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24294 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24295 accidental and undocumented change at revision 140860.
24297 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24299 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24300 take gimple_seq * arguments.
24301 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24302 types_compatible_p langhook.
24304 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24305 Joseph Myers <joseph@codesourcery.com>
24307 * config/arm/arm.c (arm_builtin_va_list): New function.
24308 (arm_expand_builtin_va_start): Likewise.
24309 (arm_gimplify_va_arg_expr): Likewise.
24310 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24311 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24312 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24313 (va_list_type): New variable.
24314 (arm_mangle_type): Mangle va_list_type appropriately.
24316 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24318 PR middle-end/39157
24319 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24320 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24321 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24322 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24323 parameter to 1000 for -O1 by default.
24324 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24326 * loop-invariant.c: Include params.h.
24327 (move_loop_invariants): Don't call move_single_loop_invariants on
24330 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24332 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24333 offset when calculating bounds for indexing stack_usage_map. Fixes
24334 a buffer overflow with certain target setups.
24336 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24339 * calls.c (expand_call): Clear try_tail_call if caller and callee
24340 disagree in promotion of function return value.
24342 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24345 * c-common.c (c_determine_visibility): If visibility changed and
24346 DECL_RTL has been already set, call make_decl_rtl to update symbol
24349 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24352 * varasm.c (assemble_variable): Don't check DECL_NAME when
24353 globalizing a variable.
24355 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24358 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24359 expression before any __builtin_trap call.
24360 * c-typeck.c (build_function_call): Convert and check function
24361 arguments before generating a call to a trap. Evaluate the
24362 function arguments before the trap.
24364 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24367 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24368 (UNSPEC_FXAM_MEM): New unspec.
24369 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24370 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24371 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24373 2009-02-19 Richard Guenther <rguenther@suse.de>
24375 PR tree-optimization/39207
24376 PR tree-optimization/39074
24377 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24378 storedanything_tree): New.
24379 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24380 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24381 (build_succ_graph): Add edges from STOREDANYTHING to all
24383 (init_base_vars): Initialize STOREDANYTHING.
24384 (compute_points_to_sets): Free substitution info after
24385 building the succ graph.
24386 (ipa_pta_execute): Likewise.
24388 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24390 (do_ds_constraint): Do not add to special var or non-pointer
24392 (type_could_have_pointers): Split out from ...
24393 (could_have_pointers): ... here. For arrays use the element type.
24394 (create_variable_info_for): Initialize may_have_pointers.
24395 (new_var_info): Likewise.
24396 (handle_lhs_call): Make the HEAP variable unknown-sized.
24397 (intra_create_variable_infos): Use a type with pointers for
24398 PARM_NOALIAS, make it unknown-sized.
24400 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24403 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24405 2009-02-18 Jason Merrill <jason@redhat.com>
24408 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24409 value if DECL_EXTERNAL.
24410 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24411 * target.h (gcc_target::binds_local_p): Clarify "module".
24412 * tree.h (TREE_PUBLIC): Clarify "module".
24414 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24417 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24418 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24420 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24423 * c.opt (Wabi): Support C and ObjC.
24426 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24428 * config/i386/i386.c (classify_argument): Warn once about the ABI
24429 change when passing union with long double.
24431 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24433 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24436 * c-parser.c (c_parser_compound_statement): Always enter and leave
24439 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24442 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24444 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24446 PR tree-optimization/36922
24447 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24448 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24451 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24453 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24456 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24458 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24460 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24462 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24465 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24466 Richard Sandiford <rdsandiford@googlemail.com>
24468 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24469 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24470 (loongson_biadd): ...this.
24472 2009-02-17 Richard Guenther <rguenther@suse.de>
24474 PR tree-optimization/39202
24475 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24476 a var make sure to follow existing collapses.
24478 2009-02-17 Richard Guenther <rguenther@suse.de>
24480 PR middle-end/39214
24481 * langhooks.c (lhd_print_error_function): Check for NULL block.
24483 2009-02-17 Richard Guenther <rguenther@suse.de>
24485 PR tree-optimization/39204
24486 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24489 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24491 * config/soft-fp/double.h: Update from glibc CVS.
24493 2009-02-17 Richard Guenther <rguenther@suse.de>
24495 PR tree-optimization/39207
24496 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24497 strict-aliasing warnings for pointers pointing to NULL.
24499 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24502 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24503 skipping until next close brace.
24505 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24508 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24509 to function argument boundary.
24511 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24513 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24514 in the lea_add. Reload eventually constraints it properly.
24515 * config/picochip/constraints.md: Remove the target constraint
24516 "b", since it is not needed anymore.
24518 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24520 * gthr-dce.h: Uglify function parameter and local variable names.
24521 * gthr-gnat.h: Likewise.
24522 * gthr-mipssde.h: Likewise.
24523 * gthr-nks.h: Likewise.
24524 * gthr-posix95.h: Likewise.
24525 * gthr-posix.h: Likewise.
24526 * gthr-rtems.h: Likewise.
24527 * gthr-single.h: Likewise.
24528 * gthr-solaris.h: Likewise.
24529 * gthr-tpf.h: Likewise.
24530 * gthr-vxworks.h: Likewise.
24531 * gthr-win32.h: Likewise.
24533 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24536 * config/i386/i386.md: Restrict the new peephole2 to move
24537 between MMX/SSE registers.
24539 2009-02-15 Richard Guenther <rguenther@suse.de>
24542 2009-02-13 Richard Guenther <rguenther@suse.de>
24544 * configure.ac: Enable LFS.
24545 * configure: Re-generate.
24546 * config.in: Likewise.
24548 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24550 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24551 spu_srqwbyte, spu_srqwbytebc): Define.
24552 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24553 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24554 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24555 "shrqby_<mode>"): New insn-and-split patterns.
24556 * config/spu/spu.c (expand_builtin_args): Determine and return
24557 number of operands using spu_builtin_description data.
24558 (spu_expand_builtin_1): Use it.
24560 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24563 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24566 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24569 * config/i386/i386.c (override_options): Correct warning
24570 messages for -malign-loops, -malign-jumps and -malign-functions.
24572 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24575 * config/i386/i386.md: Restrict the new peephole2 to move
24576 between the general purpose registers.
24578 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24581 * config/i386/i386.c (type_natural_mode): Add a new argument.
24582 Return the original mode and warn ABI change if vector size is 32byte.
24583 (function_arg_advance): Updated.
24584 (function_arg): Likewise.
24585 (ix86_function_value): Likewise.
24586 (ix86_return_in_memory): Likewise.
24587 (ix86_sol10_return_in_memory): Likewise.
24588 (ix86_gimplify_va_arg): Likewise.
24589 (function_arg_32): Don't warn ABX ABI change here.
24590 (function_arg_64): Likewise.
24592 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24594 * loop-iv.c (implies_p): In the final case, test that operands 0
24595 of the two comparisons match.
24597 * config/bfin/bfin.c (find_prev_insn_start): New function.
24598 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24599 (find_next_insn_start): Move.
24601 2009-02-13 Richard Guenther <rguenther@suse.de>
24603 * configure.ac: Enable LFS.
24604 * configure: Re-generate.
24605 * config.in: Likewise.
24607 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24610 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24611 sizes on syntax error after some arguments have been parsed.
24613 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24615 * doc/invoke.texi (-fira): Remove.
24617 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24619 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24620 * recog.c: Likewise.
24623 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24625 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24626 (umul_ppmm): Likewise.
24627 (count_leading_zeros): Likewise.
24628 (count_trailing_zeros): Likewise.
24629 (UMUL_TIME): Likewise.
24631 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24633 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24634 soft-fp/t-softfp to tmake_file.
24636 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24637 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24638 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24639 IA64_BUILTIN_INFQ]: New.
24640 (ia64_init_builtins): Initialize __builtin_infq,
24641 __builtin_fabsq and __builtin_copysignq if not HPUX.
24642 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24643 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24645 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24647 (__fixtfti): Likewise.
24648 (__fixunstfti): Likewise.
24649 (__floattitf): Likewise.
24651 * config/ia64/libgcc-glibc.ver: New.
24652 * config/ia64/t-fprules-softfp: Likewise.
24653 * config/ia64/sfp-machine.h: Likewise.
24655 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24656 (LIBGCC2_TF_CEXT): Likewise.
24657 (TF_SIZE): Likewise.
24658 (TARGET_INIT_LIBFUNCS): Likewise.
24660 * config/ia64/t-glibc (SHLINB_MAPFILES):
24661 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24663 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24665 * config/i386/i386.c (construct_container): Rewrite processing
24666 BLKmode with X86_64_SSE_CLASS.
24668 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24671 * config/i386/i386.md: Replace simplify_replace_rtx with
24672 replace_rtx in the new peephole2.
24674 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24676 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24677 loop unrolling do not happen at -O2.
24679 2009-02-12 Michael Matz <matz@suse.de>
24681 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24683 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24685 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24688 2009-02-12 Ben Elliston <bje@au.ibm.com>
24690 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24691 patterns when updating the back chain. Missed in the 2009-02-10
24694 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24696 * doc/extend.texi (Decimal Floating Types): Update identifier of
24697 draft TR and list of missing support.
24699 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24701 PR middle-end/39154
24702 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24703 bit to variable length decl's flags, add it also to its
24704 pointer replacement variable.
24706 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24707 Jakub Jelinek <jakub@redhat.com>
24710 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24711 (memory_blockage): New expander.
24712 (*memory_blockage): New insn pattern.
24713 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24714 instead of general blockage at the end of function prologue when
24715 frame pointer is used to access red zone area. Do not emit blockage
24716 when profiling, it is emitted in generic code.
24717 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24718 function epilogue when frame pointer is used to access red zone area.
24720 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24723 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24724 by arithmetic with memory operands.
24725 * config/i386/predicates.md (commutative_operator): New.
24727 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24729 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24732 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24734 * alias.h (record_alias_subset): Declare.
24735 * alias.c (record_alias_subset): Make global.
24737 2009-02-10 Nick Clifton <nickc@redhat.com>
24739 * tree-parloops.c: Change license to GPLv3.
24740 * ipa-struct-reorg.c: Change license to GPLv3.
24741 * ipa-struct-reorg.h: Change license to GPLv3.
24743 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24746 * c-decl.c (start_struct): Return NULL on error.
24748 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24750 PR middle-end/39124
24751 * cfgloopmanip.c (remove_path): Call remove_bbs after
24752 cancel_loop_tree, not before it.
24755 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24756 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24757 VAR_DECLs were seen.
24758 * tree-ssa-live.c (remove_unused_locals): Recompute
24759 cfun->has_local_explicit_reg_vars.
24760 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24761 copies or clearings if cfun->has_local_explicit_reg_vars.
24763 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24766 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24767 of function prologue when frame pointer is used to access
24770 2009-02-10 Richard Guenther <rguenther@suse.de>
24772 PR middle-end/39127
24773 * gimplify.c (gimple_regimplify_operands): Always look if
24774 we need to create a temporary.
24776 2009-02-10 Richard Guenther <rguenther@suse.de>
24778 PR tree-optimization/39132
24779 * tree-loop-distribution.c (todo): New global var.
24780 (generate_memset_zero): Trigger TODO_rebuild_alias.
24781 (tree_loop_distribution): Return todo.
24783 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24786 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24787 (x86_64_reg_class_name): Removed.
24788 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24789 first one isn't X86_64_SSE_CLASS or any other ones aren't
24790 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24791 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24792 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24793 and 3 X86_64_SSEUP_CLASS.
24794 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24795 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24797 2009-02-10 Ben Elliston <bje@au.ibm.com>
24799 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24800 form instruction to update the stack back chain word, even if the
24801 user has disabled the generation of update instructions.
24802 (movdi_<mode>_update_stack): New.
24803 (movsi_update_stack): Likewise.
24804 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24805 always use an update form instruction to update the stack back
24808 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24810 PR middle-end/38953
24811 * graphite.c (if_region_set_false_region): After moving a region in
24812 the false branch of a condition, remove the empty dummy basic block.
24813 (gloog): Remove wrong fix for PR38953.
24815 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24817 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24818 generation due to implicit sign extension.
24820 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24822 PR middle-end/38981
24823 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24824 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24826 2009-02-09 Richard Guenther <rguenther@suse.de>
24828 PR middle-end/35202
24829 * convert.c (convert_to_real): Disable (float)fn((double)x)
24830 to fnf(x) conversion if errno differences may occur and
24831 -fmath-errno is set.
24833 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24835 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24836 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24837 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24839 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24842 * c-common.c (handle_alias_attribute): Disallow attribute for
24843 anything not a FUNCTION_DECL or VAR_DECL.
24845 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24848 * real.c (do_compare): Special-case compare of zero against
24849 decimal float value.
24851 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24854 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24855 as indicating flexible array members unless the field itself is
24856 being declarared as the incomplete array.
24858 2009-02-06 Jan Hubicka <jh@suse.cz>
24860 PR tree-optimization/38844
24861 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24862 is already inlined.
24864 2009-02-06 Richard Guenther <rguenther@suse.de>
24866 PR middle-end/38977
24867 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24868 fork because we may expand it as __gcov_fork.
24870 2009-02-06 Nick Clifton <nickc@redhat.com>
24872 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24874 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24876 PR tree-optimization/35659
24877 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24878 vn_phi_eq): Shortcut if hashcode does not match.
24879 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24881 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24882 and avoid iterative_hash_expr.
24883 (FOR_EACH_VALUE_ID_IN_SET): New.
24884 (value_id_compare): Remove.
24885 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24886 sort expressions by value id.
24888 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24891 * config/sh/predicates.md (general_movsrc_operand): Don't check
24892 the subreg of system registers here.
24894 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24897 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24898 on the copied decl.
24900 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24902 PR rtl-optimization/39110
24903 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24904 addresses, not aligned ones.
24906 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24907 Richard Guenther <rguenther@suse.de>
24909 PR tree-optimization/39100
24910 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24911 comment says and add edges.
24913 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24916 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24917 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24919 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24921 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24922 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24923 register_bb_in_sese, new_sese, free_sese): Moved.
24924 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24925 outermost_loop_in_scop, build_scop_iteration_domain,
24926 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24927 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24928 Use loop_in_sese_p instead of loop_in_scop_p.
24929 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24930 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24931 (scopdet_basic_block_info): Fix bug in scop detection.
24932 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24933 eq_loop_to_cloog_loop): Remove.
24934 (nb_loops_around_loop_in_scop, nb_loop
24935 ref_nb_loops): Moved here...
24936 * graphite.h (ref_nb_loops): ... from here.
24937 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24938 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24939 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24940 * testsuite/gcc.dg/graphite/scop-19.c: New
24942 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24943 Hans-Peter Nilsson <hp@axis.com>
24945 PR rtl-optimization/37889
24946 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24947 Move offset handling from PLUS to before the switch. Use new
24948 arguments when considering SYMBOL_REFs too.
24949 (rtx_addr_can_trap_p): Pass dummy offset and size.
24950 (enum may_trap_p_flags): Remove.
24951 (may_trap_p_1): Pass size from MEM_SIZE.
24953 PR rtl-optimization/38921
24954 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24955 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24956 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24957 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24959 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24961 AVX Programming Reference (January, 2009)
24962 * config/i386/sse.md (*vpclmulqdq): New.
24964 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24966 PR tree-optimization/38977
24967 PR gcov-profile/38292
24968 * calls.c (special_function_p): Disregard __builtin_ prefix.
24970 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24972 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24973 non-indexable addresses even before reload.
24975 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24978 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24979 as having variable size. Do not give an error for unnamed
24980 parameters with [*] declarators. Give a warning for type names
24981 with [*] declarators and mark them as variable size.
24982 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24983 for sizeof applied to [*] type names.
24985 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24988 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24990 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24992 * gcc.c (process_command): Update copyright notice dates.
24993 * gcov.c (print_version): Likewise.
24994 * gcov-dump.c (print_version): Likewise.
24995 * mips-tfile.c (main): Likewise.
24996 * mips-tdump.c (main): Likewise.
24998 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25001 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
25002 for composite type involving a zero-length array type.
25004 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25007 * function.c (match_asm_constraints_1): Skip over
25008 initial optional % in the constraint.
25010 PR inline-asm/39059
25011 * c-parser.c (c_parser_postfix_expression): If fixed point is not
25012 supported, don't accept FIXED_CSTs.
25013 * c-decl.c (finish_declspecs): Error if fixed point is not supported
25014 and _Sat is used without _Fract/_Accum. Set specs->type to
25015 integer_type_node for cts_fract/cts_accum if fixed point is not
25018 2009-02-02 Catherine Moore <clm@codesourcery.com>
25020 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
25022 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
25024 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
25025 (ABI_HAS_64BIT_SYMBOLS): Use it.
25026 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
25028 2009-02-02 Paul Brook <paul@codesourcery.com>
25030 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
25032 2009-02-02 Jakub Jelinek <jakub@redhat.com>
25034 PR inline-asm/39058
25035 * recog.h (asm_operand_ok): Add constraints argument.
25036 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
25037 recurse on matching constraint.
25038 (check_asm_operands): Pass constraints as 3rd argument to
25039 asm_operand_ok. Don't look up matching constraint here.
25040 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
25043 2009-02-02 Ben Elliston <bje@au.ibm.com>
25045 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
25046 TARGET_NARROW_VOLATILE_BITFIELD macro names.
25048 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25050 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
25051 information. Remove some obsolete information. Reorganize.
25053 * config/pa/fptr.c: Revert license to GPL 2.
25054 * config/pa/milli64.S: Likewise.
25056 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25059 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
25060 LIBRARY name in, instead of hard-coding it.
25061 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
25062 extra target make frag to tmake_files according to EH model.
25063 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25064 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
25065 frags that define makefile variable EH_MODEL appropriately.
25066 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
25067 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
25068 to "-sjlj" according to type of EH configured.
25069 (LIBGCC_SONAME): Concatenate it to shared library base name.
25070 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25071 to "_sjlj" according to type of EH configured.
25072 (LIBGCC_SONAME): Concatenate it to shared library base name.
25073 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25074 (SHLIB_LINK): Add missing semicolon to if-else construct.
25075 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25076 string value of "pe_dll" command-line option.
25077 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25078 (SHLIB_SONAME): Use it when overriding t-cygming default.
25079 (SHLIB_IMPLIB): Override t-cygming default.
25080 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25081 string value of "pe_dll" command-line option.
25083 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25086 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25087 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25089 2009-01-31 Richard Guenther <rguenther@suse.de>
25091 PR tree-optimization/38937
25092 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25093 computing the transitive closure.
25095 2009-01-30 Richard Guenther <rguenther@suse.de>
25097 PR tree-optimization/39041
25098 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25099 Propagate variable indices only if the types match for this stmt.
25101 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25104 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25105 inline but never defined.
25107 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25109 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25110 (*insv_h_di_reg_extimm): New insn.
25111 (*insv_l<mode>_reg_extimm): New insn.
25113 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25115 * config/picochip/picochip.c (flag_conserve_stack): set
25116 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25117 fconserve-stack. Reduce call-overhead used by inliner.
25119 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25122 * common.opt (flag_conserve_stack): Initialised to zero.
25124 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25127 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25128 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25131 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25133 * ira-color.c (allocno_reload_assign): Update comments.
25134 * regmove.c (regmove_optimize): Likewise.
25138 2009-01-29 Robert Millan <rmh@aybabtu.com>
25140 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25141 * config/i386/kopensolaris-gnu.h: New file. Undefine
25142 `MD_UNWIND_SUPPORT'.
25143 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25145 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25147 PR tree-optimization/39007
25148 * tree-loop-distribution.c (generate_builtin): Use
25149 recompute_dominator to compute the immediate dominator of the
25150 basic block just after the loop.
25152 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25154 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25155 (ASM_OUTPUT_DWARF_PCREL): Define.
25157 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25159 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25160 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25161 global. Modify entries about regmove and IRA.
25163 * ra-conflict.c: Remove the file.
25165 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25167 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25168 (pass_regclass_init): Rename to pass_reginfo_init.
25170 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25172 * toplev.h (flag_ira): Remove.
25174 * caller-save.c (setup_save_areas): Remove flag_ira.
25176 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25178 * global.c: Remove the file.
25180 * opts.c (decode_options): Remove flag_ira.
25182 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25184 * regmove.c: Modify file description.
25185 (find_use_as_address, try_auto_increment): Define them only if
25186 AUTO_INC_DEC is defined.
25187 (replacement_quality, replace_in_call_usage, fixup_match_1,
25188 stable_and_no_regs_but_for_p): Remove.
25189 (reg_set_in_bb): Make it static.
25190 (regmove_optimize): Remove flag_ira and code which worked for
25193 * local-alloc.c: Remove the file.
25195 * common.opt (fira): Remove.
25197 * ira.c: Include except.h.
25198 (eliminable_regset): Move from global.c.
25199 (mark_elimination): Ditto. Remove flag_ira.
25200 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25201 equiv_mem_modified, validate_equiv_mem_from_store,
25202 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25203 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25204 no_equiv, recorded_label_ref): Move from local-alloc.c.
25205 (update_equiv_regs): Ditto. Make it static.
25206 (print_insn_chain, print_insn_chains): Move it from global.c.
25207 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25208 (build_insn_chain): Ditto. Make it static.
25209 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25210 Rename to init_live_subregs.
25211 (gate_ira): Remove flag_ira.
25213 * regclass.c: Rename reginfo.c. Change file description.
25214 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25215 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25216 (init_reg_sets_1): Remove code for evaluation of
25217 reg_class_superclasses and losing_caller_save_reg_set.
25218 (init_regs): Remove init_reg_autoinc.
25219 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25220 ok_for_base_p_nonstrict): Remove.
25221 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25222 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25223 corresponding entries.
25224 (dump_regclass, record_operand_costs, scan_one_insn,
25225 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25226 record_address_regs, auto_inc_dec_reg_p): Remove.
25227 (gt-regclass.h): Rename to gt-reginfo.h.
25229 * rtl.h (dump_global_regs, retry_global_alloc,
25230 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25232 * Makefile.in (RA_H): Remove.
25233 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25234 Rename regclass.o to reginfo.o.
25235 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25237 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25238 (GTFILES): Rename regclass.c to reginfo.c.
25240 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25241 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25243 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25244 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25246 (finish_spills): Ditto. Remove code for !flag_ira.
25248 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25250 PR middle-end/35854
25251 * doc/invoke.texi (rtl debug options): Complete rewrite.
25252 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25254 * mode-switching.c (pass_mode_switching): Rename pass from
25255 "mode-sw" to "mode_sw".
25256 * except.c (pass_convert_to_eh_ranges): Rename pass from
25257 "eh-ranges" to "eh_ranges".
25258 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25262 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25263 Alexander Monakov <amonakov@ispras.ru>
25265 PR middle-end/38857
25266 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25268 (move_exprs_to_boundary): Change return type and pass through
25269 should_move from move_op. Relax assert. Update usage ...
25270 (schedule_expr_on_boundary): ... here. Use should_move instead of
25272 (move_op_orig_expr_found): Indicate that insn was disconnected from
25274 (code_motion_process_successors): Do not call after_merge_succs
25275 callback if original expression was not found when traversing any of
25277 (code_motion_path_driver): Change return type. Update prototype.
25278 (move_op): Update comment. Add a new parameter (should_move). Update
25279 prototype. Set *should_move based on indication provided by
25280 move_op_orig_expr_found.
25282 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25284 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25285 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25286 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25287 * config/rs6000/rs6000.c (rs6000_override_options): Default
25288 avoid-indexed-addresses on for Power6, off for everything else.
25289 (avoiding_indexed_address_p): New function.
25290 (rs6000_legitimize_address): Use it.
25291 (rs6000_legitimate_address): Likewise.
25292 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25294 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25296 PR tree-optimization/38997
25297 * tree-loop-distribution.c (generate_memset_zero): Use
25298 POINTER_PLUS_EXPR for a pointer addition.
25300 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25302 * config/s390/s390.md (bswap<mode>2): New pattern added.
25304 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25306 * config/s390/s390.md (*tls_load_31): Added type attribute.
25308 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25310 * config/s390/s390.md: Fix a few comments.
25312 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25314 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25315 (*tm<mode>_full): Fixed z10prop attribute.
25316 (*tst<mode>_extimm): Fixed z10prop attribute.
25317 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25318 (*tstqiCCT_cconly): Fixed z10prop attribute.
25319 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25320 (*movsi_larl): Fixed z10prop attribute.
25321 (*movsi_zarch): Fixed z10prop attribute.
25322 (*movsi_eas): Fixed z10prop attribute.
25323 (*movhi): Fixed z10prop attribute.
25324 (*movqi): Fixed z10prop attribute.
25325 (*movstrictqi): Fixed z10prop attribute.
25326 (*mov<mode>): Fixed z10prop attribute.
25327 (*movcc): Fixed z10prop attribute.
25328 (*sethighpartdi_64): Fixed z10prop attribute.
25329 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25330 (*negdi2_sign_cc): Fixed z10prop attribute.
25331 (*negdi2_sign): Fixed z10prop attribute.
25332 (*absdi2_sign_cc): Fixed z10prop attribute.
25333 (*absdi2_sign): Fixed z10prop attribute.
25334 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25335 (*negabsdi2_sign): Fixed z10prop attribute.
25336 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25337 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25338 (doloop_si64): Fixed z10prop attribute.
25339 (doloop_si31): Fixed z10prop attribute.
25340 (doloop_long): Fixed z10prop attribute.
25341 (indirect_jump): Fixed z10prop attribute.
25342 (nop): Fixed z10prop attribute.
25343 (main_base_64): Fixed z10prop attribute.
25344 (reload_base_64): Fixed z10prop attribute.
25346 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25348 PR rtl-optimization/38740
25349 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25351 * config/mips/mips.c (mips_reorg): Likewise.
25353 2009-01-28 Richard Guenther <rguenther@suse.de>
25355 PR tree-optimization/38926
25356 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25357 with the correct value id to a value.
25358 (do_regular_insertion): Use the value number of edoubleprime
25359 for the value number of the expr.
25362 2008-08-21 Richard Guenther <rguenther@suse.de>
25364 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25365 a PHI ask VN if it is already available.
25366 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25367 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25369 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25371 PR middle-end/38934
25372 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25373 set to varying whenever max has TREE_OVERFLOW set, similarly
25374 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25376 2009-01-28 Richard Guenther <rguenther@suse.de>
25378 PR middle-end/38908
25379 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25380 uninitialized aggregate uses in call arguments.
25382 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25384 PR tree-optimization/38984
25385 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25386 the nothing_id variable if -fno-delete-null-pointer-checks.
25388 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25391 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25392 (set_got_offset_rex64): Ditto.
25394 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25397 * doc/extend.texi: Improve local variable with asm reg.
25399 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25401 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25402 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25403 was not supplied then set warn_packed_bitfield_compat to the
25404 default value of 1.
25405 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25408 2009-01-27 Richard Guenther <rguenther@suse.de>
25410 PR tree-optimization/38503
25411 * cfgexpand.c (expand_gimple_basic_block): Ignore
25412 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25413 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25414 variables that cannot have TBAA applied.
25415 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25418 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25420 PR middle-end/38969
25421 * calls.c (initialize_argument_information): Do not wrap complex
25422 arguments in SAVE_EXPR.
25424 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25426 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25427 (INSTALL_LIBGCC): Revert typo commit.
25429 2009-01-26 Richard Guenther <rguenther@suse.de>
25431 PR tree-optimization/38745
25432 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25433 from special handling.
25435 2009-01-26 Richard Guenther <rguenther@suse.de>
25437 PR tree-optimization/38745
25438 * tree-ssa.c (execute_update_addresses_taken): Do not include
25439 variables that cannot possibly be a register in not_reg_needs.
25440 Do not clear TREE_ADDRESSABLE on vars that may not become
25442 * tree-ssa.c (update_alias_info_1): Include those in the set
25443 of addressable vars.
25445 2009-01-26 Richard Guenther <rguenther@suse.de>
25447 PR middle-end/38851
25448 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25449 * tree-ssa-dse.c: Include langhooks.h
25450 (execute_simple_dse): Remove stores with zero size.
25452 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25455 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25458 2009-01-24 Julian Brown <julian@codesourcery.com>
25460 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25461 config/arm/linux-atomic.c.
25462 * config/arm/linux-atomic.c: New.
25464 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25466 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25467 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25468 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25470 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25473 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25476 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25478 PR tree-optimization/38953
25479 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25480 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25481 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25482 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25485 2009-01-24 Paul Brook <paul@codesourcery.com>
25487 * config/arm/neon.md (neon_type): Move to arm.md.
25488 (neon_mov<VSTRUCT>): Add neon_type attribute.
25489 * config/arm/arm.md (neon_type): Move to here.
25490 (conds): Add "unconditioal" and use as default for NEON insns.
25492 2009-01-24 Ben Elliston <bje@au.ibm.com>
25494 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25495 void *' warning from -Wc++-compat.
25496 * Makefile.in (dominance.o-warn): Remove.
25498 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25500 PR tree-optimization/38932
25501 * fold-const.c (fold_unary_ignore_overflow): New.
25502 * tree.h (fold_unary_ignore_overflow): Declare.
25503 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25504 * tree-ssa-sccvn.c (visit_reference_op_load,
25505 simplify_unary_expression): Likewise.
25507 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25509 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25510 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25511 regardless of their type.
25512 * c-common.c (handle_packed_attribute): Don't ignore packed on
25514 * c.opt (Wpacked-bitfield-compat): New warning option.
25515 * stor-layout.c (place_field): Warn if offset of a field changed.
25516 * doc/extend.texi (packed): Mention the ABI change.
25517 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25518 (Warning Options): Add it to the list.
25520 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25522 * c-opts.c (c_common_post_options): Fix a typo in comments.
25524 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25526 PR middle-end/38615
25527 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25528 variables to static.
25529 * doc/invoke.texi (-fmerge-all-constants): Update description.
25531 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25534 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25535 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25537 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25539 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25541 (LOCAL_ALIGNMENT): Similarly.
25543 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25544 Joseph Myers <joseph@codesourcery.com>
25546 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25547 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25548 * config/arm/arm-tune.md: Regenerate.
25549 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25552 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25554 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25555 version number to five.
25557 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25560 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25561 * c-common.c (set_underlying_type): Likewise.
25562 (is_typedef_decl ): Likewise
25564 (set_underlying_type): Likewise.
25565 (is_typedef_type): Likewise.
25567 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25569 PR middle-end/38587
25570 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25573 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25576 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25577 (LIBGCC_SPEC): Don't define.
25578 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25580 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25582 PR rtl-optimization/38879
25583 * alias.c (base_alias_check): Unaligned access via AND address can
25584 alias all surrounding object types except those with sizes equal
25585 or wider than the size of unaligned access.
25587 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25590 * c-decl.c (clone_underlying_type): Move this ...
25591 * c-common.c (set_underlying_type): ... here.
25592 Also, make sure the function properly sets TYPE_STUB_DECL() on
25593 the newly created typedef variant type.
25594 (is_typedef_decl ): New entry point.
25595 * tree.h: Added a new member member_types_needing_access_check to
25596 struct tree_decl_non_common.
25597 (set_underlying_type): New entry point.
25598 (is_typedef_type): Likewise.
25600 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25602 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25603 Check whether two instructions have memory references that
25604 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25605 are helper functions for traversing.
25606 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25607 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25608 not to draw dependency edge for instructions with non-conflicting
25611 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25614 * longlong.h: Update copyright years. Use soft-fp license notice.
25615 Sync __clz_tab declaration with glibc.
25617 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25620 * doc/extend.texi (syscall_linkage): New.
25621 (version_id): Modify.
25623 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25624 Richard Guenther <rguenther@suse.de>
25626 PR tree-optimization/38747
25627 PR tree-optimization/38748
25628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25629 conversion if the base address is an indirect reference and the
25630 aliasing sets could cause issues.
25632 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25634 * common.opt (fgraphite, fgraphite-identity): Add comment for
25635 explaining why these options are not documented.
25637 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25639 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25640 gimple_call_lhs is NULL.
25642 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25645 * emit-rtl.c (adjust_address_1): Make sure memref is never
25648 2009-01-20 Ben Elliston <bje@au.ibm.com>
25650 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25651 const qualifier from arg parameter. Remove unnecessary cast to char *.
25652 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25653 const qualifier from arg 2.
25655 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25657 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25659 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25662 * rtl.h (reinit_regs): New prototype.
25663 * regclass.c: Include ira.h.
25664 (reinit_regs): New.
25665 * Makefile.in (regclass.o): Add ira.h.
25666 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25668 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25671 * c-common.c (handle_aligned_attribute): Use
25672 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25673 default alignment value.
25675 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25677 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25678 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25680 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25681 __BIGGEST_ALIGNMENT__.
25683 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25685 2009-01-18 Richard Guenther <rguenther@suse.de>
25687 PR tree-optimization/38819
25688 * tree-flow.h (operation_could_trap_helper_p): Declare.
25689 * tree-eh.c (operation_could_trap_helper_p): Export.
25690 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25691 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25692 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25693 are about to insert a possibly trapping instruction and fail
25696 2009-01-18 Andreas Schwab <schwab@suse.de>
25698 * doc/install.texi (Configuration): Remove obsolete paragraph
25699 about use of --with-gnu-ld with --with-gnu-as.
25701 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25703 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25704 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25705 Follow spelling conventions.
25707 2009-01-18 Ben Elliston <bje@au.ibm.com>
25709 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25710 C++ warning about implicit conversion from void * to struct
25712 (bitmap_obstack_free): Likewise for bitmap_element *.
25713 * Makefile.in (bitmap.o-warn): Remove.
25715 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25717 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25719 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25720 Tobias Grosser <tobi.grosser@amd.com>
25722 * graphite.c (graphite_trans_scop_block): Do not block single
25725 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25727 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25728 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25729 test with assertion.
25731 2009-01-16 Richard Guenther <rguenther@suse.de>
25733 PR tree-optimization/38835
25734 PR middle-end/36227
25735 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25736 and INT + PTR -> (INT)(PTR p+ INT) folding.
25737 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25739 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25742 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25743 the subreg from a lowpart subreg if it is also casting the value.
25745 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25746 Tobias Grosser <tobi.grosser@amd.com>
25748 * graphite.c (compare_prefix_loops): New.
25749 (build_scop_canonical_schedules): Rewritten.
25750 (graphite_transform_loops): Move build_scop_canonical_schedules
25751 after build_scop_iteration_domain.
25753 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25754 Tobias Grosser <tobi.grosser@amd.com>
25756 * graphite.c (add_conditions_to_domain): Add the loops to
25757 the dimension of the iteration domain. Do copy the domain
25758 only when it exists.
25759 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25760 (add_conditions_to_constraints): New.
25761 (can_generate_code_stmt, can_generate_code): Removed.
25762 (gloog): Do not call can_generate_code.
25763 (graphite_transform_loops): Call add_conditions_to_constraints
25764 after building the iteration domain.
25766 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25768 PR tree-optimization/38789
25769 * tree-ssa-threadedge.c
25770 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25771 __builtin_constant_p.
25773 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25775 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25776 examined before deleting them.
25778 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25780 * function.c (aggregate_value_p): Correctly extract the function
25781 type from CALL_EXPR_FN lookup.
25783 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25785 * config/picochip/picochip.c (picochip_override_options): Revert
25786 CFI asm flag disable commited previously.
25788 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25789 Tobias Grosser <tobi.grosser@amd.com>
25790 Jan Sjodin <jan.sjodin@amd.com>
25792 * graphite.c (scan_tree_for_params): On substractions negate
25793 all the coefficients of the term.
25794 (clast_to_gcc_expression_red): New. Handle reduction expressions
25795 of more than two operands.
25796 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25797 (get_vdef_before_scop): Handle also the case of default definitions.
25799 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25801 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25802 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25803 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25805 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25806 Joey Ye <joey.ye@intel.com>
25808 PR middle-end/37843
25809 * cfgexpand.c (expand_stack_alignment): Don't update stack
25810 boundary nor check incoming stack boundary here.
25811 (gimple_expand_cfg): Update stack boundary and check incoming
25812 stack boundary here.
25814 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25816 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25818 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25820 PR rtl-optimization/38245
25821 * calls.c (expand_call): Add stack arguments to
25822 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25823 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25824 in regs and partially in memory or BLKmode arguments.
25825 (emit_library_call_value_1): Add stack arguments to
25826 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25827 ACCUMULATE_OUTGOING_ARGS).
25828 * dce.c: Include tm_p.h.
25829 (find_call_stack_args): New function.
25830 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25832 (mark_insn): Call find_call_stack_args for CALL_Ps.
25833 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25834 forwards. Allocate and free arg_stores bitmap if needed, pass it
25835 down to deletable_insn_p, don't mark stores set in arg_stores
25836 bitmap, clear the bitmap at the beginning of each bb.
25837 * Makefile.in (dce.o): Depend on $(TM_P_H).
25839 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25842 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25843 to make sure the insn is a conditional test (bug 22599). Reformat a
25846 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25848 PR middle-end/38431
25849 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25850 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25851 (gloog): Do not call cleanup_tree_cfg.
25852 (graphite_transform_loops): Call cleanup_tree_cfg after all
25853 scops have been code generated.
25855 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25856 * doc/gty.texi (Invoking the garbage collector): Added new node
25857 and section documenting ggc_collect.
25859 2009-01-14 Richard Guenther <rguenther@suse.de>
25861 PR tree-optimization/38826
25862 PR middle-end/38477
25863 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25864 initialization notes only if we actually emitted a warning.
25865 (intra_create_variable_infos): Add constraints for a result decl
25866 that is passed by hidden reference.
25867 (build_pred_graph): Mark all related variables non-direct on
25870 2009-01-14 Nick Clifton <nickc@redhat.com>
25872 * ira-conflicts.c: Include addresses.h for the definition of
25874 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25875 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25877 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25880 * Makefile.in (ira-lives.o): Add except.h.
25882 * ira-lives.c: Include except.h.
25883 (process_bb_node_lives): Process can_throw_internal.
25885 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25887 PR rtl-optimization/38774
25888 * combine.c (simplify_set): When undoing cc_use change, don't do
25889 PUT_CODE on the newly created comparison, but instead put back the
25892 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25894 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25895 values. Remove duplicate arm8 entry.
25897 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25899 PR tree-optimization/38786
25900 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25901 the SSA_NAME case of expand_scalar_variables_expr.
25902 Set the type of an expression to the type of its assign statement.
25903 (expand_scalar_variables_expr): Also gather the scalar computation
25904 used to index the memory access. Do not pass loop_p.
25905 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25906 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25907 the gimple_stmt_iterator where it inserts new code.
25908 Do not pass loop_p.
25909 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25910 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25912 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25914 * graphite.h (debug_value): Removed.
25915 * graphite.c (debug_value): Removed.
25917 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25919 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25920 ldrd/strd with two 32-bit instructions.
25922 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25924 * config/arm/arm.c (struct processors): Pass for speed down into
25925 cost helper functions.
25926 (const_ok_for_op): Handle COMPARE and inequality nodes.
25927 (arm_rtx_costs_1): Rewrite.
25928 (arm_size_rtx_costs): Update prototype.
25929 (arm_rtx_costs): Pass speed down to helper functions.
25930 (arm_slowmul_rtx_costs): Rework cost calculations.
25931 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25932 (arm_9e_rtx_costs): Likewise.
25934 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25936 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25937 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25938 (alpha_legitimize_address): Do not split local symbols wider than
25939 UNITS_PER_WORD into HIGH/LO_SUM parts.
25941 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25944 * gcc.c (process_command): Replace call to execvp with calls
25945 to pex_one and exit.
25947 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25950 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25951 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25952 variant for devices with 3-byte PC.
25953 (__tablejump_elpm__): New.
25955 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25958 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25959 offsetof member-designator, handle it as `[0].'.
25961 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25963 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25964 function when not using named sections on targets with named sections
25965 if branch distance is less than 262132.
25967 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25969 * combine.c (combine_instructions): Recompute
25970 optimize_this_for_speed_p for each BB in the main combine loop.
25972 2009-01-12 Tomas Bily <tbily@suse.cz>
25975 * tree-loop-distribution.c (prop_phis): New function.
25976 (generate_builtin): Call prop_phis.
25977 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25979 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25981 PR tree-optimization/38807
25982 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25983 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25985 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25987 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25988 subreg of op0 to the original op0.
25990 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25992 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25994 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25997 * mips-tfile.c (parse_def): Fix parsing of def strings
25998 starting with digits.
26000 2009-01-10 Jakub Jelinek <jakub@redhat.com>
26003 * config/arm/arm.c (arm_is_long_call_p): Don't call
26004 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
26006 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
26008 * regrename.c (regrename_optimize): Fix dumping.
26009 (find_oldest_value_reg): Preserve REG_POINTER.
26010 (copy_hardreg_forward_1): Likewise.
26012 2009-01-09 Diego Novillo <dnovillo@google.com>
26014 * gimple.h (struct gimple_statement_base) <uid>: Document
26015 the restrictions on its use.
26016 (gimple_uid): Tidy.
26017 (gimple_set_uid): Tidy.
26019 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26021 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
26022 zero guard even if align_bytes != 0 and count is smaller than
26025 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
26027 PR rtl-optimization/38495
26028 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
26029 (add_range_and_copies_from_move_list): Print all added ranges.
26030 Add ranges to memory optimized destination.
26032 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26036 * config/i386/i386.c (override_options): Reject
26037 -mstringop-strategy=rep_8byte with -m32.
26038 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
26039 to 1. Do count comparison against epilogue_size_needed at compile
26040 time even when count_exp was constant forced into register. For
26041 size_needed don't jump to epilogue, instead just avoid aligning
26042 and invoke the body algorithm. If need_zero_guard, add zero guard
26043 even if count is non-zero, but smaller than size_needed + number of
26044 bytes that could be stored for alignment.
26045 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
26046 to 1. If need_zero_guard, add zero guard even if count is non-zero,
26047 but smaller than size_needed + number of bytes that could be stored
26048 for alignment. Compare size_needed with epilogue_size_needed instead
26049 of desired_align - align, don't adjust size_needed, pass
26050 epilogue_size_needed to the epilogue expanders.
26053 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
26055 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26057 * pa.c (last_address): Change to unsigned.
26058 (update_total_code_bytes): Change argument to unsigned. Don't
26059 check if insn addresses are set.
26060 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
26061 addresses are not set.
26062 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
26064 2009-01-09 Nick Clifton <nickc@redhat.com>
26066 * config/sh/symbian.c: Replace uses of DECL_INLINE with
26067 DECL_DECLARED_INLINE_P.
26069 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26071 PR middle-end/38347
26072 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26073 GET_MODE (op0) in operand_subword_force calls.
26075 PR middle-end/38771
26076 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26077 fold_convert arg0 operands to TREE_TYPE (op0) first.
26079 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26081 * params.def (ira-max-conflict-table-size): Decrease default value
26084 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26086 PR tree-optimization/37031
26087 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26089 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26090 allocate it using gc instead of heap, use VEC_quick_push instead of
26092 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26093 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26094 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26095 allocated vector from heap allocated.
26096 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26097 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26098 vector only after perfect_loop_nest_depth call.
26100 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26101 Jan Sjodin <jan.sjodin@amd.com>
26103 PR tree-optimization/38559
26104 * graphite.c (debug_value, copy_constraint,
26105 swap_constraint_variables, scale_constraint_variable, ): New.
26106 (get_lower_bound, get_upper_bound): Removed.
26107 (graphite_trans_bb_strip_mine): Clean up this code that works
26108 only for constant number of iterations. Fully copy upper and
26109 lower bound constraints, not only the constant part of them.
26110 * graphite.h (debug_value): Declared.
26112 2009-01-08 Ira Rosen <irar@il.ibm.com>
26114 PR tree-optimization/37194
26115 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26116 Don't add the cost of cost model guard in prologue to scalar
26117 outside cost in case of known number of iterations.
26119 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26120 Alan Modra <amodra@bigpond.net.au>
26122 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26123 non-word-aligned REG+CONST addressing.
26125 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26128 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26129 free_after_compilation when outputting a thunk.
26130 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26131 Do not call free_after_compilation here.
26133 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26135 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26136 (ix86_valid_target_attribute_inner_p): Ditto.
26138 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26140 PR tree-optimization/38492
26141 PR tree-optimization/38498
26142 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26143 * tree-chrec.h (scev_is_linear_expression): Declared.
26144 * graphite.c (graphite_cannot_represent_loop_niter): New.
26145 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26146 (graphite_loop_normal_form): Use gcc_assert.
26147 (scan_tree_for_params): Use CASE_CONVERT.
26148 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26149 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26150 Use gcc_assert. Discard scops that contain unhandled cases.
26151 (build_scop_conditions): Return a boolean status for unhandled cases.
26152 (strip_mine_profitable_p): Print the loop number, not its depth.
26153 (is_interchange_valid): Pass the depth of the loop nest, don't
26154 recompute it wrongly.
26155 (graphite_trans_bb_block): Same.
26156 (graphite_trans_bb_block): Print tentative of loop blocking.
26157 (graphite_trans_scop_block): Do not print that the loop has been
26159 (graphite_transform_loops): Do not handle scops that contain condition
26162 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26164 AVX Programming Reference (December, 2008)
26165 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26166 (_mm256_stream_pd): Likewise.
26167 (_mm256_stream_ps): Likewise.
26169 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26170 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26171 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26172 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26173 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26174 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26175 (ix86_expand_special_args_builtin): Likewise.
26177 * config/i386/sse.md (AVXMODEDI): New.
26178 (avx_movnt<mode>): Likewise.
26179 (avx_movnt<mode>): Likewise.
26180 (<sse>_movnt<mode>): Remove AVX support.
26181 (sse2_movntv2di): Likewise.
26183 2009-01-07 Richard Guenther <rguenther@suse.de>
26185 PR middle-end/38751
26186 * fold-const.c (extract_muldiv): Remove obsolete comment.
26187 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26188 to PLUS_EXPR canonicalization for the canonicalization.
26190 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26192 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26193 hosted cross-compilers generating less efficient code.
26195 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26197 * function.h (rtl_data): Add a dbr_scheduled_p field.
26198 * reorg.c (dbr_schedule): Set it.
26199 (gate_handle_delay_slots): Check it.
26200 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26201 (mips_reorg): Check flag_delayed_branch instead of
26202 mips_base_delayed_branch.
26203 (mips_override_options): Don't set mips_base_delayed_branch
26204 or flag_delayed_branch.
26206 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26208 PR rtl-optimization/38426.
26209 * ira.c (ira): Set current_function_is_leaf earlier.
26211 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26213 PR rtl-optimization/38722
26214 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26215 too early, only set a flag and modify after last possible
26218 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26221 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26222 * real.c (decimal_single_format): Correct values of emin and emax.
26223 (decimal_double_format): Ditto.
26224 (decimal_quad_format): Ditto.
26225 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26226 computation of DECnn_MIN and DECnn_MAX for corrected values of
26227 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26228 __DECnn_MIN__, and adjust its computation for the corrected value
26231 2009-01-06 Jan Hubicka <jh@suse.cz>
26234 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26236 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26238 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26239 Add Robert Clark to the list of testers.
26241 2009-01-06 Jan Hubicka <jh@suse.cz>
26242 Kai Tietz <kai.tietz@onevision.com>
26244 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26245 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26247 2009-01-06 Jan Hubicka <jh@suse.cz>
26248 Kai Tietz <kai.tietz@onevision.com>
26250 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26252 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26253 (ix86_nsaved_regs): Count only general purpose regs.
26254 (ix86_nsaved_sseregs): New.
26255 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26256 to 16 for w64; compute padding and size of sse reg save area.
26257 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26258 general purpose regs.
26259 (ix86_emit_save_sse_regs_using_mov): New.
26260 (ix86_expand_prologue): Save SSE regs if needed.
26261 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26262 (ix86_emit_restore_sse_regs_using_mov): New.
26263 (ix86_expand_epilogue): Save SSE regs if needed.
26265 2009-01-06 Jan Hubicka <jh@suse.cz>
26266 Kai Tietz <kai.tietz@onevision.com>
26268 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26269 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26270 functions when accumulate outgoing args is off.
26272 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26275 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26276 before using pseudos_have_intersected_live_ranges_p.
26278 * ira-int.h (ira_assert): Always define.
26280 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26282 AVX Programming Reference (December, 2008)
26283 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26284 (_mm256_permute2_pd): Likewise.
26285 (_mm_permute2_ps): Likewise.
26286 (_mm256_permute2_ps): Likewise.
26287 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26288 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26290 * config/i386/i386.c (ix86_builtins): Remove
26291 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26292 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26293 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26294 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26295 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26296 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26297 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26298 __builtin_ia32_vpermil2ps256.
26299 (ix86_init_mmx_sse_builtins): Updated.
26300 (ix86_expand_args_builtin): Likewise.
26302 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26304 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26305 long absolute calls when generating PA 2.0 code.
26307 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26309 PR rtl-optimization/38583
26310 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26312 * params.def (ira-max-conflict-table-size): New.
26314 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26316 * ira.h (ira_conflicts_p): New external definition.
26318 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26319 table. Report this. Return result of building.
26320 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26321 building conflict table.
26323 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26324 (ira_color): Use ira_conflicts_p.
26326 * global.c: Include ira.h.
26327 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26330 * Makefile.in (global.o): Add ira.h.
26332 * ira-build.c (mark_all_loops_for_removal,
26333 propagate_some_info_from_allocno): New.
26334 (remove_unnecessary_allocnos): Call
26335 propagate_some_info_from_allocno.
26336 (remove_low_level_allocnos): New.
26337 (remove_unnecessary_regions): Add parameter. Call
26338 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26339 parameter to remove_unnecessary_regions.
26340 (ira_build): Remove all regions but root if the conflict table was
26341 not built. Update conflict hard regs for allocnos crossing calls.
26343 * ira.c (ira_conflicts_p): New global.
26344 (ira): Define and use ira_conflicts_p.
26346 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26347 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26348 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26350 2009-01-06 Ben Elliston <bje@au.ibm.com>
26352 * gengtype-lex.l (YY_NO_INPUT): Define.
26354 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26357 * c-common.c (handle_vector_size_attribute): Also reject
26358 BOOLEAN_TYPE types.
26360 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26362 PR tree-optimization/38492
26363 * graphite.c (rename_map_elt, debug_rename_elt,
26364 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26365 rename_map_elt_info, eq_rename_map_elts,
26366 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26367 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26368 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26369 (sese_build_livein_liveouts): New.
26370 (new_sese, free_sese): New.
26371 (new_scop): Call new_sese.
26372 (free_scop): Call free_sese.
26373 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26374 (register_old_new_names): Renamed register_old_and_new_names.
26375 (register_scop_liveout_renames, add_loop_exit_phis,
26376 insert_loop_close_phis, struct igp,
26377 default_liveout_before_guard, add_guard_exit_phis,
26378 insert_guard_phis, copy_renames): New.
26379 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26380 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26381 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26382 (scop_adjust_phis_for_liveouts): New.
26383 (gloog): Call scop_adjust_phis_for_liveouts.
26385 * graphite.h (struct sese): Documented. Added fields liveout,
26386 num_ver and livein.
26387 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26388 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26389 (struct scop): Added field liveout_renames.
26390 (SCOP_LIVEOUT_RENAMES): New.
26392 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26394 PR tree-optimization/38510
26395 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26396 (translate_clast): Call recompute_all_dominators before
26398 (gloog): Call recompute_all_dominators before graphite_verify.
26400 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26401 Jan Sjodin <jan.sjodin@amd.com>
26403 PR tree-optimization/38500
26404 * graphite.c (create_sese_edges): Call fix_loop_structure after
26407 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26409 * config.gcc: Add m32r*-*-rtems*.
26410 * config/m32r/rtems.h: New file.
26412 2009-01-05 Ben Elliston <bje@au.ibm.com>
26414 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26415 (.po.pox): Likewise.
26416 (po/gcc.pot): Likewise.
26418 2009-01-04 David S. Miller <davem@davemloft.net>
26420 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26421 (STARTING_FRAME_OFFSET): Always set to zero.
26423 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26425 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26426 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26427 fixed-point types, and vectors of the same.
26429 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26431 * config/mips/sync.md (*mb_barrier): Rename to...
26432 (*memory_barrier): ...this.
26434 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26436 * doc/extend.texi (Function Attributes): Move @cindex after @item
26437 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26438 and put in alphabetical order. Fix 'target' name and put in order.
26439 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26442 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26444 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26445 (memory_barrier): Expand as unspec instead of unspec_volatile.
26446 Remove mem:BLK from insn operands. Use Pmode scratch register.
26447 (*memory_barrier): Define as unspec instead of unspec_volatile.
26448 Use (match_dup 0) as input operand.
26450 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26451 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26452 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26453 scratch register. Remove operand 1.
26454 (*stbar): Define as unspec instead of unspec_volatile.
26455 Use (match_dup 0) as input operand, remove (const_int 8).
26456 (*membar): Define as unspec instead of unspec_volatile.
26457 Use (match_dup 0) as input operand, remove input operand 2.
26459 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26460 (memory_barrier): Expand as unspec instead of unspec_volatile.
26461 Remove mem:BLK from insn operands. Use Pmode scratch register.
26462 (*memory_barrier): Define as unspec instead of unspec_volatile.
26463 Use (match_dup 0) as input operand.
26465 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26466 Remove mem:BLK from insn operands. Use Pmode scratch register.
26467 Set volatile flag on operand 0.
26468 (*memory_barrier): New insn pattern.
26470 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26472 (*memory_barrier): Use (match_dup 0) as input operand.
26474 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26475 Remove mem:BLK from insn operands. Use Pmode scratch register.
26476 Set volatile flag on operand 0.
26477 (*mb_internal): New insn pattern.
26479 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26481 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26483 PR middle-end/38586
26484 * function.c (struct temp_slot): Move to the section of the file
26485 that deals with temp slots. Remove field 'address'.
26486 (temp_slot_address_table): New hash table of address -> temp slot.
26487 (struct temp_slot_address_entry): New struct, items for the table.
26488 (temp_slot_address_compute_hash, temp_slot_address_hash,
26489 temp_slot_address_eq, insert_temp_slot_address): Support functions
26491 (find_temp_slot_from_address): Rewrite to use the new hash table.
26492 (remove_unused_temp_slot_addresses): Remove addresses of temp
26493 slots that have been made available.
26494 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26495 worker function for remove_unused_temp_slot_addresses.
26496 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26497 Add the temp slot address to the address -> temp slot map.
26498 (update_temp_slot_address): Update via insert_temp_slot_address.
26499 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26500 (pop_temp_slots): Likewise.
26501 (init_temp_slots): Allocate the address -> temp slot map, or empty
26502 the map if it is already allocated.
26503 (prepare_function_start): Initialize temp slot processing.
26505 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26507 PR middle-end/38584
26508 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26509 Calculate the size of all stack vars assuming no packing of stack
26510 vars will happen, replacing a quadratic algorithm with a linear one.
26512 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26515 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26518 2009-01-03 Diego Novillo <dnovillo@google.com>
26520 * doc/contrib.texi: Update contributions.
26522 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26525 * builtins.c (fold_builtin_memory_op): Give up if either operand
26526 is volatile. Set srctype or desttype to non-qualified version
26530 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26531 and FUNCTION_DECLs.
26533 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26535 PR rtl-optimization/35805
26536 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26537 problem if fast dce is able to remove any instructions.
26538 * dce.c (dce_process_block): Fix dump message.
26540 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26543 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26545 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26547 PR middle-end/38690
26548 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26549 * tree-pretty-print.c (op_code_prio): New function.
26550 (op_prio): No longer static. Use op_code_prio.
26551 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26552 Use op_prio and op_code_prio to determine if () should be
26553 printed around operand(s) or not.
26555 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26556 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26557 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26558 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26559 pp_character instead of pp_string for single letter printing.
26561 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26563 * doc/extend.texi: Fix '#pragma GCC option' typo.
26565 2009-01-02 Richard Guenther <rguenther@suse.de>
26567 * doc/install.texi (--enable-checking): Mention different
26568 default for stage1.
26569 (--enable-stage1-checking): Document.
26571 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26573 PR middle-end/30142
26574 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26575 case to be an error.
26577 2009-01-02 Ben Elliston <bje@au.ibm.com>
26579 * config/fp-bit.h (pack_d): Constify argument.
26580 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26581 (isnan): Constify argument.
26583 (iszero): Likewise.
26584 (pack_d): Likewise.
26585 (_fpadd_parts): Constify return type.
26586 (_fpmul_parts): Likewise.
26587 (_fpdiv_parts): Likewise.
26589 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26592 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26593 warn about overwriting initializer with side-effects or
26594 -Woverride-init if !IMPLICIT.
26595 (output_init_element): Likewise. Pass IMPLICIT down to
26597 (process_init_element): Add IMPLICIT argument. Pass it down
26598 to output_init_element.
26599 (push_init_element, pop_init_level, set_designator): Adjust
26600 process_init_element callers.
26601 (set_nonincremental_init, set_nonincremental_init_from_string):
26602 Adjust add_pending_init callers.
26603 (output_pending_init_elements): Adjust output_init_element callers.
26604 * c-tree.h (process_init_element): Adjust prototype.
26605 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26606 process_init_element callers.
26609 Copyright (C) 2009 Free Software Foundation, Inc.
26611 Copying and distribution of this file, with or without modification,
26612 are permitted in any medium without royalty provided the copyright
26613 notice and this notice are preserved.