1 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5 DW_OP_piece after DW_OP_stack_value, adjust size calculations
6 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7 the same size, prefer DW_OP_stack_value.
8 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
9 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
11 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
14 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
16 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
19 * cfgexpand.c (convert_debug_memory_address): New.
20 (expand_debug_expr): Convert base address and offset to the same
21 mode. Use it to convert addresses to other modes. Accept
24 2009-09-23 Richard Guenther <rguenther@suse.de>
26 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
27 produced for bigendian targets with promoted subregs.
29 2009-09-23 Richard Guenther <rguenther@suse.de>
31 * value-prof.c (gimple_ic): Purge old EH edges only after building
34 2009-09-23 Nick Clifton <nickc@redhat.com>
36 * config/arc/arc.c (arc_trampoline_init): Fix typo.
38 2009-09-23 Jakub Jelinek <jakub@redhat.com>
41 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
44 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
45 on non-nested functions.
47 2009-09-23 Jakub Jelinek <jakub@redhat.com>
48 Jan Hubicka <jh@suse.cz>
50 * dwarf2out.c (loc_list_plus_const): Only define if
51 DWARF2_DEBUGGING_INFO.
52 (address_of_int_loc_descriptor): Likewise.
55 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
57 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
60 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
61 constant is more than zero.
63 2009-09-23 Alan Modra <amodra@bigpond.net.au>
66 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
67 call final to emit non-scheduled prologue, instead insert at entry.
69 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
70 Joseph S. Myers <joseph@codesourcery.com>
72 * doc/install.texi (*-*-freebsd*): Add proper format codes.
74 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
75 Rafael Avila de Espindola <espindola@google.com>
77 * gengtype.c (is_file_equal): New function.
78 (close_output_files): Use is_file_equal. Free of->buf.
80 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
81 Rafael Avila de Espindola <espindola@google.com>
83 * gengtype.c (write_types, write_local): Add the output_header
84 argument. Update all callers.
86 2009-09-22 Dodji Seketeli <dodji@redhat.com>
88 * dwarf2out.c (template_parameter_pack_die,
89 gen_formal_parameter_pack_die ): New functions.
90 (make_ith_pack_parameter_name): Remove this function.
91 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
92 DW_TAG_formal_parameter_pack.
93 (gen_generic_params_dies): Represent each template parameter pack
94 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
95 represented by usual DW_TAG_template_*_parameter DIEs that are
96 children of the DW_TAG_template_parameter_pack element DIE.
97 (generic_parameter_die): This doesn't deal with parameter pack
98 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
99 of parameter pack DIEs.
100 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
101 in certain cases, e.g. for pack elements.
102 (gen_formal_types_die, gen_decl_die): Adjust usage of
103 gen_formal_parameter_die.
104 (gen_subprogram_die): Represent each function parameter pack by a
105 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
106 represented by usual DW_TAG_formal_parameter DIEs that are children
107 of the DW_TAG_formal_parameter_pack DIE. Remove references to
108 ____builtin_va_alist decls as no part of the compiler uses those
110 * langhooks.h (struct lang_hooks_for_decls): Add
111 function_parm_expanded_from_pack_p, get_generic_function_decl
112 and function_parameter_pack_p hooks. Fix comment for
113 get_innermost_generic_parms hook.
114 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
115 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
116 macros and use them to initialize lang_hook.
118 2009-09-22 Richard Henderson <rth@redhat.com>
120 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
121 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
122 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
123 on TRAMPOLINE_TEMPLATE.
124 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
125 TRAMPOLINE_ADJUST_ADDRESS.
126 * targhooks.c (default_asm_trampoline_template): Remove.
127 (default_trampoline_adjust_address): Remove.
128 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
129 * targhooks.h: Update decls.
131 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
133 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
134 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
135 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
137 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
140 * reload1.c (reload): Reset debug insns with pseudos without
143 2009-09-22 Neil Vachharajani <nvachhar@google.com>
145 * testsuite/gcc.dg/pr40209.c: Add test case.
147 2009-09-22 Janis Johnson <janis187@us.ibm.com>
149 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
150 unconditional true for decimal float modes.
151 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
152 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
154 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
156 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
157 Enable a new case for __FreeBSD__ >= 7.
158 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
159 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
160 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
161 and USE_LD_AS_NEEDED.
163 * doc/install.texi (*-*-freebsd*): Update target information.
165 2009-09-22 Richard Guenther <rguenther@suse.de>
168 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
169 arrays really properly.
171 2009-09-22 Richard Henderson <rth@redhat.com>
174 * target.h (struct gcc_target): Add asm_out.trampoline_template,
175 calls.static_chain, calls.trampoline_init,
176 calls.trampoline_adjust_address.
177 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
178 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
179 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
180 * builtins.c (expand_builtin_setjmp_receiver): Use
181 targetm.calls.static_chain; only clobber registers.
182 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
183 set up memory attributes properly for the trampoline block.
184 (expand_builtin_adjust_trampoline): Use
185 targetm.calls.trampoline_adjust_address.
186 * calls.c (prepare_call_address): Add fndecl argument. Use
187 targetm.calls.static_chain.
188 * df-scan.c (df_need_static_chain_reg): Remove.
189 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
190 consolodate static chain handling.
191 * doc/tm.texi: Document new hooks.
192 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
193 (init_emit_regs): Don't initialize them.
194 * expr.h (prepare_call_address): Update decl.
195 * final.c (profile_function): Use targetm.calls.static_chain.
196 * function.c (expand_function_start): Likewise.
197 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
198 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
199 only clobber registers.
200 * targhooks.c (default_static_chain): New.
201 (default_asm_trampoline_template, default_trampoline_init): New.
202 (default_trampoline_adjust_address): New.
203 * targhooks.h: Declare them.
204 * varasm.c (assemble_trampoline_template): Use
205 targetm.asm_out.trampoline_template. Make the memory block const
208 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
209 alpha_initialize_trampoline. Make static. Merge VMS parameter
210 differences into the TARGET_ABI_OPEN_VMS code block.
211 (TARGET_TRAMPOLINE_INIT): New.
212 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
213 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
214 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
215 (INITIALIZE_TRAMPOLINE): Remove.
217 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
218 (TRAMPOLINE_TEMPLATE): Merge with ...
219 (INITIALIZE_TRAMPOLINE): ... this and move ...
220 * config/arc/arc.c (arc_trampoline_init): ... here.
221 (TARGET_TRAMPOLINE_INIT): New.
223 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
224 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
225 (arm_asm_trampoline_template): New.
226 (arm_trampoline_init, arm_trampoline_adjust_address): New.
227 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
228 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
229 code to arm_asm_trampoline_template.
230 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
231 arm_trampoline_adjust_address.
232 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
233 adjust for target hook parameters.
235 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
238 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
239 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
240 (bfin_trampoline_init): Rename from initialize_trampoline;
241 make static; update for target hook parameters.
242 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
243 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
244 bfin_asm_trampoline_template.
245 (INITIALIZE_TRAMPOLINE): Remove.
247 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
248 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
249 cris_trampoline_init): New.
250 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
251 cris_asm_trampoline_template.
252 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
253 adjust for target hook parameters.
255 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
257 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
258 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
259 fr30_trampoline_init): New.
260 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
261 fr30_asm_trampoline_template.
262 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
263 adjust for target hook parameters.
265 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
266 (frv_trampoline_init): Rename from frv_initialize_trampoline;
267 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
268 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
269 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
271 * config/h8300/h8300.c (h8300_trampoline_init): New.
272 (TARGET_TRAMPOLINE_INIT): New.
273 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
274 to h8300_trampoline_init and adjust for hook parameters.
276 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
277 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
278 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
279 make static; adjust for hook parameters.
280 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
282 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
283 (TARGET_TRAMPOLINE_INIT): New.
284 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
285 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
286 iq2000_asm_trampoline_template.
287 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
288 (TRAMPOLINE_CODE_SIZE): New.
289 (TRAMPOLINE_SIZE): Use it.
290 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
292 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
293 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
294 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
295 adjust for hook parameters.
296 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
298 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
299 (m32r_trampoline_init): New.
300 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
301 m32r_trampoline_init.
303 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
304 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
305 make static; update for hook parameters.
306 * config/m68hc11/m68hc11-protos.h: Update.
307 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
309 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
310 (TARGET_TRAMPOLINE_INIT): New.
311 (mcore_function_value): Fix typo.
312 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
313 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
314 to mcore_asm_trampoline_template.
315 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
317 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
318 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
319 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
320 update for hook parameters.
321 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
323 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
324 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
325 mips_trampoline_init): New.
326 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
327 mips_asm_trampoline_template.
328 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
329 update for hook parameters.
331 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
332 (TARGET_TRAMPOLINE_INIT): New.
333 (mmix_trampoline_size): Remove.
334 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
335 make static. Remove out-of-date tetra vs octa comment.
336 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
337 make static; update for hook parameters.
338 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
339 (INITIALIZE_TRAMPOLINE): Remove.
340 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
341 (TRAMPOLINE_ALIGNMENT): New.
342 * gcc/config/mmix/mmix-protos.h: Update.
344 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
345 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
346 mn10300_trampoline_init): New.
347 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
348 mn10300_asm_trampoline_template.
349 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
351 * config/moxie/moxie.c (moxie_static_chain,
352 moxie_asm_trampoline_template, moxie_trampoline_init,
353 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
354 TARGET_TRAMPOLINE_INIT): New.
355 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
356 moxie_trampoline_init.
357 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
358 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
360 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
361 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
362 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
363 pa_trampoline_adjust_address): New.
364 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
365 pa_asm_trampoline_template.
366 (TRAMPOLINE_ALIGNMENT): New.
367 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
368 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
369 adjust for hook parameters.
370 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
372 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
373 (TARGET_TRAMPOLINE_INIT): New.
374 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
375 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
377 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
379 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
380 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
381 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
382 make static; adjust parameters for the hook.
383 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
385 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
386 s390_trampoline_template; make static.
387 (s390_trampoline_init): Rename from s390_initialize_trampoline;
388 make static; adjust for target hook.
389 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
390 * config/s390/s390-protos.h: Remove trampoline decls.
391 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
392 (TRAMPOLINE_TEMPLATE): Remove.
393 (TRAMPOLINE_ALIGNMENT): New.
395 * config/score/score-protos.h (score_initialize_trampoline): Remove.
396 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
397 (TARGET_TRAMPOLINE_INIT): New.
398 (score_asm_trampoline_template): New.
399 (score_trampoline_init): Rename from score_initialize_trampoline;
400 make static; adjust for hook parameters.
401 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
402 score[37]_asm_trampoline_template.
403 (INITIALIZE_TRAMPOLINE): Remove.
404 * config/score/score3.c (score3_asm_trampoline_template): New.
405 (score3_trampoline_init): Rename from score3_initialize_trampoline;
406 adjust for target hook.
407 * config/score/score7.c (score7_asm_trampoline_template): New.
408 (score7_trampoline_init): Rename from score7_initialize_trampoline;
409 adjust for target hook.
410 * config/score/score3.h, config/score/score7.h: Update.
412 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
413 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
414 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
415 (sh_trampoline_init): Rename from sh_initialize_trampoline;
416 make static; adjust for target hook parameters.
417 (sh_trampoline_adjust_address): New.
418 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
419 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
421 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
422 (sparc32_initialize_trampoline): Rename from
423 sparc_initialize_trampoline; make static; replace tramp parameter
424 with m_tramp and update memory accesses.
425 (sparc64_initialize_trampoline): Similarly.
426 (sparc_trampoline_init): New.
427 * config/sparc/sparc-protos.h: Remove trampoline decls.
428 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
429 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
431 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
432 (array_to_constant): Make ARR parameter const.
433 (spu_trampoline_init): Rename from spu_initialize_trampoline;
434 make static; update for hook parameters.
435 * config/spu/spu-protos.h: Update decls.
436 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
438 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
439 from xstormy16_initialize_trampoline; make static; update for
441 (TARGET_TRAMPOLINE_INIT): New.
442 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
444 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
445 (TARGET_TRAMPOLINE_INIT): New.
446 (v850_can_eliminate): Make static.
447 (v850_asm_trampoline_template, v850_trampoline_init): New.
448 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
449 v850_asm_trampoline_template.
450 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
451 and adjust for target hook parameters.
453 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
454 (TARGET_TRAMPOLINE_INIT): New.
455 (vax_asm_trampoline_template, vax_trampoline_init): New.
456 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
457 vax_asm_trampoline_template.
458 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
460 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
461 (TARGET_TRAMPOLINE_INIT): New.
462 (xtensa_asm_trampoline_template): Rename from
463 xtensa_trampoline_template; make static.
464 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
465 make static; update for hook parameters.
466 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
467 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
468 (INITIALIZE_TRAMPOLINE): Remove.
470 * config/i386/i386.c (ix86_function_regparm): Do not issue an
471 error for nested functions with regparm=3.
472 (ix86_compute_frame_layout): Adjust frame pointer offset for
473 ix86_static_chain_on_stack.
474 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
475 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
476 don't reset to UNITS_PER_WORD.
477 (ix86_emit_leave): Adjust ix86_cfa_state.
478 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
479 (ix86_static_chain): New.
480 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
481 make static; update for target hook parameters; use ix86_static_chain.
482 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
483 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
484 (INITIALIZE_TRAMPOLINE): Remove.
485 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
486 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
487 to the end. Add static_chain_on_stack.
488 (ix86_static_chain_on_stack): New.
490 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
491 (m68k_output_mi_thunk): Don't use static_chain_rtx.
492 (m68k_trampoline_init): New.
493 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
494 m68k_trampoline_init and adjust for hook parameters.
495 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
496 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
498 2009-09-22 Jakub Jelinek <jakub@redhat.com>
500 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
501 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
503 * reload1.c (reload): Call wrap_constant when substituting
504 reg for equiv inside of DEBUG_INSNs.
507 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
508 add_call_src_coords_attributes, add_high_low_attributes,
509 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
510 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
511 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
512 when -gdwarf-2 -gstrict-dwarf.
513 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
514 -gdwarf-[23] -gstrict-dwarf.
515 (address_of_int_loc_descriptor, loc_descriptor,
516 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
517 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
518 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
520 2009-09-22 Richard Guenther <rguenther@suse.de>
522 PR tree-optimization/41428
523 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
524 (ccp_finalize): Pass it to substitute_and_fold.
526 2009-09-22 Richard Guenther <rguenther@suse.de>
528 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
529 (substitute_and_fold): Adjust prototype.
530 * tree-vrp.c (vrp_evaluate_conditional): Make static.
531 (simplify_stmt_using_ranges): Likewise.
532 (fold_predicate_in): Move here from tree-ssa-propagate.c.
533 (vrp_fold_stmt): New function.
534 (vrp_finalize): Pass it to substitute_and_fold.
535 * tree-flow.h (vrp_evaluate_conditional): Remove.
536 (simplify_stmt_using_ranges): Likewise.
537 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
538 * tree-ssa-copy.c (fini_copy_prop): Likewise.
539 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
541 (fold_predicate_in): Move to tree-vrp.c.
542 (substitute_and_fold): Use the callback instead of calling into
543 tree-vrp.c functions directly.
545 2009-09-22 Jakub Jelinek <jakub@redhat.com>
547 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
548 comparison warning on rs6000.
551 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
552 GIMPLE_EH_MUST_NOT_THROW cleanup.
553 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
555 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
558 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
559 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
560 LIB_SPEC for darwin10 and later since it always uses the unwinder in
561 libSystem which is derived from the gcc 4.2.1 unwinder.
563 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
566 * varasm.c (default_encode_section_info): Copy TLS model into
567 sym_ref flags regardless of backend support for TLS, for all
568 model types except TLS_MODEL_EMULATED.
570 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
573 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
574 we can handle it correctly.
576 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
578 * doc/install.texi (os2): Remove section.
580 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
582 * doc/standards.texi (Objective-C): Adjust two URLs.
584 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
586 * tree-tailcall.c (process_assignment): Don't check if a
587 multiplication or an addition are already present.
588 (find_tail_calls): Combine multiple additions and multiplications.
589 (adjust_accumulator_values): Emit accumulators.
591 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
593 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
594 xmm register restore.
596 2009-09-21 Jan Hubicka <jh@suse.cz>
598 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
599 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
602 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
604 * stor-layout.c (layout_type): Remove obsolete code.
606 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
609 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
611 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
614 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
615 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
616 (fold_builtin_2, do_mpc_arg1): Update accordingly.
617 * fold-const.c (const_binop): Likewise.
618 * real.h (do_mpc_arg2): Update prototype.
620 2009-09-20 Jan Hubicka <jh@suse.cz>
622 * dwarf2out.c (add_const_value_attribute): Return true if successful.
623 (add_location_or_const_value_attribute): Rewrite using
625 (tree_add_const_value_attribute): Return true if successful.
626 (tree_add_const_value_attribute_for_decl): Likewise.
628 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
629 (loc_descriptor): ... here;
630 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
631 (cst_pool_loc_descr): Break out from ...; do not reffer constant
632 pool items that was not marked for output.
633 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
634 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
635 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
636 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
637 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
638 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
639 DW_OP_stack_value to get address of items that are not available
641 (dw_loc_list): Handle single element lists correctly.
643 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
644 Pascal Obry <obry@adacore.com>
646 * unwind-dw2-fde.c (classify_object_over_fdes):
647 Cast the constant 1 to _Unwind_Ptr.
648 (add_fdes): Likewise.
649 (linear_search_fdes): Likewise.
651 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
653 * stor-layout.c (set_sizetype): Avoid useless type copy.
655 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
657 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
659 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
660 * configure, config.in: Regenerate.
661 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
663 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
664 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
665 for global data if the output could be used in a shared library.
666 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
667 to 0 if TARGET_WRITABLE_EH_FRAME.
669 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
671 PR rtl-optimization/39886
672 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
673 just when insn is equal to BB_END (bb).
675 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
677 * config/mips/mips.opt (mrelax-pic-calls): New option.
678 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
680 (mips_unspec_call): Change "unspec_call" expander into this.
681 (mips_strip_unspec_call): New function.
682 (mips_got_load): Call mips_unspec_call instead of
683 gen_unspec_call<mode>.
684 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
686 (mips_cfg_in_reorg): New function.
687 (mips16_lay_out_constants): Use it to decide whether to call
688 CFG-aware insn splitting.
689 (r10k_insert_cache_barriers): Move CFG set-up code from here to
690 mips_reorg. Move DF set-up code from here ...
691 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
693 (mips_reorg): Call mips_df_reorg instead of
694 r10k_insert_cache_barriers. Move CFG set-up code here from
695 r10k_insert_cache_barriers.
696 (mips_call_expr_from_insn): New function.
697 (mips_pic_call_symbol_from_set): Likewise.
698 (mips_find_pic_call_symbol): Likewise.
699 (mips_annotate_pic_call_expr): Likewise.
700 (mips_get_pic_call_symbol): Likewise.
701 (mips_annotate_pic_calls): Likewise.
702 (mips_override_options): Disable -mrelax-pic-calls unless PIC
704 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
705 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
706 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
708 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
709 (unspec_call<mode>): Remove it.
710 (sibcall_internal, sibcall_value_internal,
711 sibcall_value_multiple_internal, call_internal, call_split,
712 call_value_internal, call_value_split,
713 call_value_multiple_internal, call_value_multiple_split): Pass
714 SIZE_OPNO to MIPS_CALL.
715 (call_internal_direct, call_direct_split,
716 call_value_internal_direct, call_value_direct_split): Pass -1 as
717 SIZE_OPNO to MIPS_CALL.
718 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
719 * configure: Regenerate.
720 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
721 and -mno-relax-pic-calls.
722 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
724 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
727 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
728 in the directory this rule is called from, rather than the
729 toplevel 'gcc' directory, to fix in-tree build.
731 2009-09-19 Chris Demetriou <cgd@google.com>
733 PR preprocessor/28435:
734 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
735 to cpplib that the preprocessor output is needed.
737 2009-09-19 Jakub Jelinek <jakub@redhat.com>
739 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
740 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
741 *return_and_restore_fpregs_<mode>,
742 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
745 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
746 instead of assuming it has always a REG inside of it.
748 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
750 * config/freebsd.h: Update comment on types.
753 2009-09-18 Jason Merrill <jason@redhat.com>
755 * c.opt: Add -fno-deduce-init-list.
757 2009-09-18 Neil Vachharajani <nvachhar@google.com>
759 * value-prof.c (interesting_stringop_to_profile_p): Added output
760 argument to indicate which parameter is the size parameter.
761 * value-prof.c (gimple_stringop_fixed_value): Use
762 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
763 * value-prof.c (gimple_stringops_transform): Update call sites to
764 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
765 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
767 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
770 From David Binderman <dcb314@hotmail.com>:
771 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
772 local variable f. Remove stale comments.
773 (ix86_compute_frame_layout): Remove useless local variable total_size.
775 (legitimate_address_p): Remove useless local variables
776 reason_rtx and reason.
777 (ix86_split_copysign_const): Remove useless local variable op1.
778 (scale_counter): Remove useless local variable piece_size_mask.
780 2009-09-18 Jakub Jelinek <jakub@redhat.com>
782 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
785 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
788 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
790 2009-09-17 Jakub Jelinek <jakub@redhat.com>
792 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
795 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
797 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
798 DW_OP_implicit_value even without dwarf_version 4.
800 2009-09-17 Jan Hubicka <jh@suse.cz>
802 * dwarf2out.c: Include tree-pass.h and gimple.h.
803 (loc_list_plus_const): New function.
804 (loc_descriptor_from_tree_1): Rename to ...
805 (loc_descriptor_from_tree): ... remove original.
806 (loc_list_from_tree): New function.
807 (add_AT_location_description): Accept location list.
808 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
809 (concatn_mem_loc_descriptor): Remove.
810 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
812 (secname_for_decl): Move up.
813 (hidden_reference_p): New function; break out from ...
814 (loc_by_refernece): ... here; move up.
815 (dw_loc_list): New function.
816 (single_element_loc_list): New function.
817 (single_element_loc_list_p): New function.
818 (add_loc_descr_to_each): New function.
819 (add_loc_list): New function.
820 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
821 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
822 add diagnostics why expansion failed.
823 (add_location_or_const_value_attribute): Support location lists.
824 (add_bound_info): Likewise.
825 (descr_info_loc): Update call of loc_descriptor_from_tree.
826 (gen_variable_die): Work on location lists.
827 * final.c (pass_final): Add dump file.
828 * Makefile.in (dwarf2out.o): Add new dependencies.
830 2009-09-17 Janis Johnson <janis187@us.ibm.com>
833 * real.c decimal_from_integer, decimal_integer_string): New.
834 (real_from_integer): Use them as special case for decimal float.
835 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
836 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
837 Do not append zero after the decimal point in string to convert.
839 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
841 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
842 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
844 2009-09-17 Martin Jambor <mjambor@suse.cz>
846 * common.opt (fipa-sra): New switch.
847 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
848 * timevar.def (TV_IPA_SRA): New timevar.
849 * params.def (ipa-sra-ptr-growth-factor): New parameter.
850 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
851 * tree-sra.c: Include cgraph.c.
852 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
853 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
854 and grp_not_necessarilly_dereferenced.
855 (func_param_count): New variable.
856 (encountered_apply_args): New variable.
857 (bb_dereferences): New variable.
858 (final_bbs): New variable.
859 (no_accesses_representant): New variable.
860 (no_accesses_p): New function.
861 (dump_access): Dump the new fields.
862 (sra_initialize): Set encountered_apply_args to false.
863 (get_ssa_base_param): New function.
864 (mark_parm_dereference): New function.
865 (create_access): Caring for INIDRECT_REFs and different handling of
866 varialble length accesses in early IPA SRA. Store the stmt - a new
867 parameter - to the new access.
868 (build_access_from_expr_1): New parameter stmt, passed to
869 create_access. Handle INDIRECT_REFs.
870 (build_access_from_expr): Pass the current statement to
871 build_access_from_expr_1.
872 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
874 (build_accesses_from_assign): Pass the current statement to
875 build_access_from_expr_1. Do not create assign links in IPA-SRA.
876 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
877 final_bbs when necessary. Check for calls to __builtin_apply_args.
878 Fixup EH info if anythng was changed.
879 (is_unused_scalar_param): New function.
880 (ptr_parm_has_direct_uses): New function.
881 (find_param_candidates): New function.
882 (mark_maybe_modified): New function.
883 (analyze_modified_params): New function.
884 (propagate_dereference_distances): New function.
885 (dump_dereferences_table): New function.
886 (analyze_caller_dereference_legality): New function.
887 (unmodified_by_ref_scalar_representative): New function.
888 (splice_param_accesses): New function.
889 (decide_one_param_reduction): New function.
890 (enum ipa_splicing_result): New type.
891 (splice_all_param_accesses): New function.
892 (get_param_index): New function.
893 (turn_representatives_into_adjustments): New function.
894 (analyze_all_param_acesses): New function.
895 (get_replaced_param_substitute): New function.
896 (get_adjustment_for_base): New function.
897 (replace_removed_params_ssa_names): New function.
898 (sra_ipa_reset_debug_stmts): New function.
899 (sra_ipa_modify_expr): New function.
900 (sra_ipa_modify_assign): New function.
901 (convert_callers): New function.
902 (modify_function): New function.
903 (ipa_sra_preliminary_function_checks): New function.
904 (ipa_early_sra): New function.
905 (ipa_early_sra_gate): New function.
906 (pass_early_ipa_sra): New variable.
907 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
909 2009-09-17 Michael Matz <matz@suse.de>
912 * tree.c (build_type_attribute_qual_variant): Export.
913 * tree.h (build_type_attribute_qual_variant): Declare.
914 * tree-inline.c (remap_type_1): Use it to build variants with
915 the original qualifiers and attributes.
917 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
919 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
920 without a fallthrough edge.
922 2009-09-16 DJ Delorie <dj@redhat.com>
924 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
925 chip and ignore the "fast_interrupt" attribute if so.
927 2009-09-16 Richard Henderson <rth@redhat.com>
930 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
933 2009-09-16 Richard Henderson <rth@redhat.com>
936 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
937 is set only if DECL_NO_STATIC_CHAIN is unset.
938 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
939 (FOR_EACH_NEST_INFO): New.
940 (walk_all_functions): Use it.
941 (finalize_nesting_tree): Likewise.
942 (unnest_nesting_tree): Likewise.
943 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
944 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
945 (convert_gimple_call): Early out if gimple_call_chain already set.
946 (convert_all_function_calls): Iterate until no new functions
947 require a static chain.
948 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
949 when building a trampoline. Use dump_function_to_file instead
951 (lower_nested_functions): Open dump_file. Validate that decls
952 that have DECL_NO_STATIC_CHAIN from the front end don't have that
953 bit reset by this pass.
955 2009-09-16 Michael Matz <matz@suse.de>
958 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
959 shorten decl_common_unused.
960 (DECL_RESTRICTED_P): New accessor.
961 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
962 to disambiguate marked decls and restrict pointers.
964 2009-09-16 Richard Henderson <rth@redhat.com>
967 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
969 2009-09-16 Jakub Jelinek <jakub@redhat.com>
971 * integrate.c (set_block_abstract_flags): Call
972 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
974 2009-09-16 Richard Guenther <rguenther@suse.de>
977 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
980 2009-09-16 DJ Delorie <dj@redhat.com>
981 Kaz Kojima <kkojima@gcc.gnu.org>
983 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
984 (sh_expand_prologue): Update calls to output_stack_adjust.
985 (sh_expand_epilogue): Likewise.
987 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
990 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
991 trying to limit the extent of searches in the insn stream.
993 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
994 Jakub Jelinek <jakub@redhat.com>
998 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1000 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1001 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1002 (rs6000_savres_strategy): Always save FP registers inline if the
1003 target doesn't support hardware double-precision. Set the above
1004 bits in return value when needed.
1005 (rs6000_savres_routine_sym): Fix computation for cache selector.
1006 Mark the generated symbol as a function. Rename exitp argument to
1007 lr. Move code for determining the name of the symbol...
1008 (rs6000_savres_routine_name): ...here. New function. Add cases for
1009 getting the names right on AIX and 64-bit Linux.
1010 (savres_routine_name): New variable.
1011 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1012 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1013 on what the target routine uses as a base register. If savep && lr
1014 describe saving of r0 into memory slot.
1015 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1016 line calls for AIX ABI.
1017 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1018 determine FP save/restore functions.
1019 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1020 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1022 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1023 Duplicate restoration of LR and execute the appropriate one
1024 depending on whether GPRs are being restored inline. Set r11 from
1025 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1026 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1027 Fix out of line calls for AIX ABI.
1028 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1030 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1032 (*restore_gpregs_spe): Likewise.
1033 (*return_and_restore_gpregs_spe): Likewise.
1034 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1035 Define to empty string unconditionally.
1036 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1037 Define to empty string unconditionally.
1038 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1041 2009-09-15 Jan Hubicka <jh@suse.cz>
1043 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1044 * params.def (inline-insns-auto): Likewise.
1046 2009-09-15 Martin Jambor <mjambor@suse.cz>
1048 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1049 individual statements only at TDF_DETAILS dump level. Format
1050 source for 80 characters per line.
1052 2009-09-15 Christian Bruel <christian.bruel@st.com>
1054 * regrename.c (do_replace): Update REG_DEAD notes.
1056 2009-09-15 Revital Eres <eres@il.ibm.com>
1058 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1059 * targhooks.c (default_builtin_support_vector_misalignment):
1060 New builtin function.
1061 * targhooks.h (default_builtin_support_vector_misalignment):
1063 * target.h (builtin_support_vector_misalignment):
1064 New field in struct gcc_target.
1065 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1066 new builtin function.
1067 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1069 * config/rs6000/rs6000.c
1070 (rs6000_builtin_support_vector_misalignment): New function.
1071 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1073 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1075 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1077 (bfin_optimize_loop): Likewise.
1078 (bfin_gen_bundles): Likewise.
1079 (workaround_speculation): Likewise.
1080 (find_load): Return NULL_RTX for debug_insn.
1082 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1084 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1087 2009-09-14 DJ Delorie <dj@redhat.com>
1089 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1090 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1093 2009-09-14 Richard Henderson <rth@redhat.com>
1094 Jakub Jelinek <jakub@redhat.com>
1096 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1097 * cfgbuild.c (make_edges): Handle asm goto.
1098 * cfglayout.c (fixup_reorder_chain): Likewise.
1099 * cfgrtl.c (patch_jump_insn): Likewise.
1100 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1101 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1102 (gimple_build_asm_vec): Add and use labels parameter.
1103 (gimple_build_asm): Remove.
1104 (walk_gimple_asm): Walk labels too.
1105 * gimple.def (GIMPLE_ASM): Update docs.
1106 * gimple.h: Update decls.
1107 (struct gimple_statement_asm): Change nc to use unsigned char;
1109 (gimple_asm_nlabels): New.
1110 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1111 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1112 into gimple_build_asm_vec.
1113 * jump.c (mark_jump_label_asm): New.
1114 (mark_jump_label): Use it.
1115 (redirect_jump_1): Handle asm goto.
1116 (invert_jump_1): Soft fail if X is null.
1117 * recog.c (extract_asm_operands): New.
1118 (asm_noperands): Use it; handle asm labels.
1119 (decode_asm_operands): Use extract_asm_operands.
1120 (asm_operand_ok): Properly handle empty string.
1121 * reg-stack.c (get_asm_operands_in_out): Rename from
1122 get_asm_operand_n_inputs; use extract_asm_operands; return both
1123 inputs and outputs by reference; update all callers.
1124 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1125 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1126 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1127 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1128 (extract_asm_operands): Declare.
1129 * stmt.c (expand_asm_operands): Add and use labels parameter.
1130 (check_unique_operand_names): Likewise.
1131 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1132 (expand_asm_stmt): Handle asm labels.
1133 * tree-cfg.c (make_gimple_asm_edges): New.
1134 (make_edges): Use it.
1135 (cleanup_dead_labels): Handle asm labels.
1136 (is_ctrl_altering_stmt): Likewise.
1137 (gimple_redirect_edge_and_branch): Likewise.
1138 * tree.def (ASM_EXPR): Add 5th operand.
1139 * tree.h (ASM_LABELS): New.
1140 (resolve_asm_operand_names): Update decl.
1142 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1143 (c_parser_asm_goto_operands): New.
1144 * c-tree.h (build_asm_expr): Update decl.
1145 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1146 * doc/extend.texi: Document asm goto.
1148 2009-09-14 Richard Henderson <rth@redhat.com>
1150 * except.h: Update declarations.
1151 (struct pointer_map_t): Forward declare.
1152 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1153 (struct eh_landing_pad_d, eh_landing_pad): New.
1154 (struct eh_catch_d, eh_catch): New.
1155 (struct eh_region_d): Remove next_region_sharing_label, aka,
1156 label, tree_label, landing_pad, post_landing_pad, resume,
1157 may_contain_throw. Rename region_number to index. Remove
1158 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1159 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1160 (VEC(eh_landing_pad,gc)): New.
1161 (struct eh_status): Remove last_region_number. Add lp_array,
1162 throw_stmt_table, ttype_data, ehspec_data.
1163 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1164 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1165 * except.c (lang_protect_cleanup_actions): Return tree.
1166 (struct ehl_map_entry): Remove.
1167 (init_eh_for_function): Push zero entries for region and lp_array.
1168 (gen_eh_region): Add to region_array immediately.
1169 (gen_eh_region_catch): Operate on eh_catch objects.
1170 (gen_eh_landing_pad): New.
1171 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1172 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1173 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1174 (get_eh_landing_pad_from_number_fn): New.
1175 (get_eh_landing_pad_from_number): New.
1176 (get_eh_region_from_lp_number_fn): New.
1177 (get_eh_region_from_lp_number): New.
1178 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1179 (get_exception_pointer, get_exception_filter): Remove.
1180 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1181 (current_function_has_exception_handlers): Simplify.
1182 (bring_to_root, eh_region_replaceable_by_p): Remove.
1183 (replace_region, hash_type_list, hash_eh_region): Remove.
1184 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1185 (label_to_region_map, num_eh_regions): Remove.
1186 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1187 (find_exception_handler_labels): Remove.
1188 (duplicate_eh_regions_0, find_prev_try): Remove.
1189 (struct duplicate_eh_regions_data): New.
1190 (duplicate_eh_regions_1): Rewrite.
1191 (duplicate_eh_regions): Return a pointer map instead of an
1193 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1194 (redirect_eh_edge_to_label): Remove.
1195 (eh_region_outermost): Rewrite using eh_region pointers
1196 instead of integers.
1197 (add_ttypes_entry): Update for ttype_data move to eh_status.
1198 (add_ehspec_entry): Rewrite with VEC instead of varray.
1199 (assign_filter_values): Likewise. Export.
1200 (build_post_landing_pads, connect_post_landing_pads): Remove.
1201 (dw2_build_landing_pads): Rewrite to use lp_array.
1202 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1203 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1204 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1205 (sjlj_mark_call_sites): Update for landing pad numbers.
1206 (finish_eh_generation): Rewrite.
1207 (gate_handle_eh): Do nothing for no eh tree.
1208 (pass_rtl_eh): Move up near finish_eh_generation.
1209 (remove_eh_landing_pad): New.
1210 (remove_eh_handler): Export.
1211 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1212 (for_each_eh_label): Rewrite to use lp_array.
1213 (make_reg_eh_region_note): New.
1214 (make_reg_eh_region_note_nothrow_nononlocal): New.
1215 (insn_could_throw_p): New.
1216 (copy_reg_eh_region_note_forward): New.
1217 (copy_reg_eh_region_note_backward): New.
1218 (check_handled, add_reachable_handler): Remove.
1219 (reachable_next_level, foreach_reachable_handler): Remove.
1220 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1221 (get_eh_region_and_lp_from_rtx): New.
1222 (get_eh_region_from_rtx): New.
1223 (can_throw_internal_1, can_throw_external_1): Remove.
1224 (can_throw_internal): Use get_eh_region_from_rtx.
1225 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1226 (insn_nothrow_p, can_nonlocal_goto): New.
1227 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1228 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1229 (add_action_record): Use VEC not varray.
1230 (collect_one_action_chain): Update for eh_region changes.
1231 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1232 Use get_eh_region_and_lp_from_rtx.
1233 (gate_convert_to_eh_region_ranges): New.
1234 (pass_convert_to_eh_region_ranges): Use it.
1235 (push_uleb128, push_sleb128): Use VEC not varray.
1236 (output_one_function_exception_table): Likewise.
1237 (dump_eh_tree): Update for eh_region changes.
1238 (verify_eh_tree): Likewise.
1239 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1240 * tree-eh.c: Include target.h.
1241 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1242 Don't disallow GIMPLE_RESX; adjust argument check.
1243 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1244 (record_stmt_eh_region): Update for landing pad numbers;
1245 generate a landing pad if necessary.
1246 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1247 (remove_stmt_from_eh_lp_fn): Similarly.
1248 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1249 Update for lp numbers; don't special case missing throw_stmt_table.
1250 (lookup_expr_eh_lp): Similarly.
1251 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1252 (eh_seq, eh_region_may_contain_throw): New.
1253 (struct leh_state): Add ehp_region.
1254 (struct leh_tf_state): Remove eh_label.
1255 (emit_post_landing_pad): New.
1256 (emit_resx, emit_eh_dispatch): New.
1257 (note_eh_region_may_contain_throw): New.
1258 (frob_into_branch_around): Take eh_region not eh label;
1259 emit eh code into eh_seq.
1260 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1261 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1262 lower_eh_must_not_throw. Emit code to eh_seq.
1263 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1264 (lower_try_finally_onedest): Likewise.
1265 (lower_try_finally_copy): Likewise.
1266 (lower_try_finally_switch): Likewise.
1267 (lower_try_finally): Initialize ehp_region.
1268 (lower_catch): Update for eh_catch objects.
1269 (lower_eh_filter): Don't handle must_not_throw.
1270 (lower_eh_must_not_throw): New.
1271 (lower_cleanup): Don't set eh_label.
1272 (lower_eh_constructs_2): Resolve eh builtins.
1273 Handle GIMPLE_EH_MUST_NOT_THROW.
1274 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1275 Add eh_seq to the end of the function body.
1276 (make_eh_dispatch_edges): New.
1277 (make_eh_edge): Remove.
1278 (make_eh_edges): Simplify for landing pads.
1279 (redirect_eh_edge_1): New.
1280 (redirect_eh_edge): Use it.
1281 (redirect_eh_dispatch_edge): New.
1282 (stmt_could_throw_p): Use a switch. Allow RESX.
1283 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1284 (stmt_can_throw_internal): Likewise.
1285 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1286 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1287 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1288 (gate_refactor_eh): New.
1289 (pass_refactor_eh): Use it.
1290 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1291 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1292 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1293 (remove_unreachable_handlers): Rename from
1294 tree_remove_unreachable_handlers; rewrite for landing pads;
1295 call remove_eh_handler directly.
1296 (remove_unreachable_handlers_no_lp): New.
1297 (unsplit_eh, unsplit_all_eh): New.
1298 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1299 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1300 (cleanup_empty_eh_unsplit): New.
1301 (cleanup_empty_eh): Rewrite.
1302 (cleanup_all_empty_eh): New.
1303 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1304 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1305 (gate_cleanup_eh): New.
1306 (pass_cleanup_eh): Use it.
1307 (verify_eh_edges): Move later in file. Expect one EH edge.
1308 (verify_eh_dispatch_edge): New.
1310 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1311 (gtype-desc.o): Add TARGET_H.
1312 (tree.o): Use EXCEPT_H, not except.h.
1313 (cfgbuild.o): Add EXPR_H.
1314 (GTFILES): Add vecprim.h.
1315 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1316 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1317 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1318 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1319 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1320 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1321 calls to can_throw_internal.
1322 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1323 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1324 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1325 (expand_gimple_stmt): Use make_reg_eh_region_note.
1326 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1327 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1328 or find_exception_handler_labels.
1329 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1330 there is exacly one EH edge. Use can_nonlocal_goto and
1332 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1333 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1334 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1335 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1336 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1337 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1338 * dse.c (scan_insn): Use insn_could_throw_p.
1339 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1340 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1341 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1342 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1343 EXC_PTR_EXPR or FILTER_EXPR.
1344 (tree_expr_nonzero_warnv_p): Likewise.
1345 * function.h: Include vecprim.h, not varray.h
1346 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1347 move ttype_data and ehspec_data members to struct eh_status; change
1348 action_record_data member to a VEC.
1349 * gcse.c (hash_scan_set): Use can_throw_internal.
1350 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1351 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1352 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1353 (block_may_fallthru): Don't handle RESX_EXPR.
1354 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1355 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1356 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1357 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1358 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1359 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1360 (gimple_size): Likewise.
1361 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1362 (gimple_build_resx): Use gimple_build_with_ops.
1363 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1364 (is_gimple_val): Likewise.
1365 (is_gimple_stmt): Remove RESX_EXPR.
1366 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1367 (GIMPLE_RESX): Reorder with other EH constructs.
1368 * gimple.h (struct gimple_statement_eh_mnt): New.
1369 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1370 (gimple_eh_filter_must_not_throw): Remove.
1371 (gimple_eh_filter_set_must_not_throw): Remove.
1372 (gimple_eh_must_not_throw_fndecl): New.
1373 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1374 (is_gimple_resx): New.
1375 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1376 Don't copy EH_FILTER_MUST_NOT_THROW.
1377 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1378 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1379 handle must_not_throw_labels specially.
1380 * ipa-pure-const.c (check_call): Update debug statement for LP.
1381 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1382 * ipa-utils.c (get_base_var): Likewise.
1383 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1384 * lower-subreg.c (move_eh_region_note): Remove.
1385 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1386 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1387 (create_task_copyfn): Likewise.
1388 (maybe_catch_exception): Use gimple_build_eh_filter.
1389 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1390 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1391 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1392 and pass_lower_resx.
1393 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1394 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1395 can_throw_internal, can_nonlocal_goto.
1396 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1397 copy_reg_eh_region_note_forward.
1398 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1399 (emit_output_reload_insns): Likewise.
1400 (copy_eh_notes): Remove.
1401 * rtl.def (RESX): Remove.
1402 * rtl.h: Update declarations.
1403 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1404 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1405 (update_eh_label): Remove.
1406 (cleanup_dead_labels_eh): New.
1407 (cleanup_deal_labels): Use it instead of update_eh_label.
1408 (gimple_merge_blocks): Update landing pad data structure when
1409 removing a landing pad label.
1410 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1411 test; handle GIMPLE_EH_MUST_NOT_THROW.
1412 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1413 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1414 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1415 (verify_stmt): Likewise. Verify landing pads.
1416 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1417 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1418 (struct move_stmt_d): Add eh_map.
1419 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1420 (move_stmt_r): Remap eh region numbers in builtin calls,
1421 resx and eh_dispatch.
1422 (move_block_to_fn): Remove eh_offset parameter. Use
1423 maybe_duplicate_eh_stmt_fn.
1424 (find_outermost_region_in_block): Operate on eh_region pointers
1425 instead of region numbers.
1426 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1427 duplicate_eh_regions.
1428 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1429 test earlier. Disallow EH landing pads.
1430 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1431 * tree-flow.h: Update declarations.
1432 (struct tree_ann_common_d): Replace rn with lp_nr.
1433 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1434 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1435 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1436 resx and eh_dispatch.
1437 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1438 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1439 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1440 from duplicate_eh_regions.
1441 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1442 update RESX; handle EH_DISPATCH.
1443 (expand_call_inline): Set eh_lp_nr, not eh_region.
1444 (maybe_inline_call_in_expr): Likewise.
1445 * tree-inline.h (struct copy_body_data): Replace eh_region with
1446 eh_lp_nr, eh_region_offset with eh_map.
1447 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1448 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1449 * tree-pretty-print.c (dump_generic_node): Don't handle
1450 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1451 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1452 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1453 EXC_PTR_EXPR, FILTER_EXPR.
1454 * tree-ssa-operands.c (get_expr_operands): Likewise.
1455 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1456 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1457 (ao_ref_init_from_vn_reference): Likewise.
1458 * tree-ssa-sink.c (statement_sink_location): Likewise.
1459 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1460 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1461 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1462 EXC_PTR_EXPR, FILTER_EXPR.
1463 (is_exception_related): Remove.
1464 (compute_avail): Don't call it.
1465 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1466 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1467 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1468 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1470 (build_resx): Remove.
1471 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1472 * tree.h: Update declarations.
1473 (EH_FILTER_MUST_NOT_THROW): Remove.
1474 (struct tree_label_decl): Add eh_landing_pad_nr.
1475 (EH_LANDING_PAD_NR): New.
1476 * value-prof.c (gimple_ic): Tidy variable names. Update for
1477 landing pad numbers.
1478 (gimple_stringop_fixed_value): Tidy variable names. Assert
1479 that neither call stmt can throw.
1480 * vecprim.h (uchar): New.
1481 (VEC(uchar,heap), VEC(uchar,gc)): New.
1483 * c-common.c (c_define_builtins): Update call to
1484 build_common_builtin_nodes.
1485 * c-parser.c (c_parse_file): Don't call
1486 default_init_unwind_resume_libfunc.
1488 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1490 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1491 (mips_cprestore_address_p): Likewise.
1492 (mips_save_gp_to_cprestore_slot): Likewise.
1493 (mips_restore_gp): Rename to...
1494 (mips_restore_gp_from_cprestore_slot): ...this.
1495 (mips_must_initialize_gp_p): Declare.
1496 (mips_emit_save_slot_move): Likewise.
1497 (mips_output_load_label): Return nothing.
1498 (mips_eh_uses): Declare.
1499 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1500 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1501 (TARGET_ABSOLUTE_JUMPS): Likewise.
1502 (EH_USES): Likewise.
1503 (FIRST_PSEUDO_REGISTER): Update comment.
1504 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1505 (MIPS_CALL): ...here.
1506 (REGISTER_NAMES): Add $cprestore.
1507 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1508 Add load_label_length, has_inflexible_gp_insn_p,
1509 has_flexible_gp_insn_p, must_initialize_gp_p and
1510 must_restore_gp_when_clobbered_p.
1511 (mips_expand_call): Don't generate split instructions here.
1512 (mips_split_call): Update the call to mips_restore_gp after
1513 the above name change.
1514 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1515 (mips_find_gp_ref): New function.
1516 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1517 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1518 (mips_insn_has_flexible_gp_ref_p): Likewise.
1519 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1520 (mips_function_has_gp_insn): Delete.
1521 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1522 Use the new functions above. Only return INVALID_REGNUM
1523 for TARGET_ABSOLUTE_JUMPS.
1524 (mips_must_initialize_gp_p): New function.
1525 (mips_get_cprestore_base_and_offset): New function, extracted from...
1526 (mips_cprestore_slot): ...here. Take a bool parameter.
1527 (mips_cfun_has_cprestore_slot_p): New function.
1528 (mips_cprestore_address_p): Likewise.
1529 (mips_save_gp_to_cprestore_slot): Likewise.
1530 (mips_restore_gp): Rename to...
1531 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1532 epilogue_completed. Update the call to mips_cprestore_slot.
1533 Test cfun->machine->must_restore_gp_when_clobbered_p.
1534 (mips_direct_save_slot_move_p): New function.
1535 (mips_emit_save_slot_move): Likewise.
1536 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1537 of cfun->machine->global_pointer.
1538 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1539 (mips_save_reg): Use mips_emit_save_slot_move.
1540 (mips_expand_prologue): Set must_initialize_gp_p.
1541 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1542 for all cprestore saves. Emit a use_cprestore instruction after
1543 setting up the cprestore slot.
1544 (mips_restore_reg): Use mips_emit_save_slot_move.
1545 (mips_process_load_label): New function.
1546 (mips_load_label_length): Likewise.
1547 (mips_output_load_label): Don't return asm: output it here instead.
1548 Use mips_process_load_label.
1549 (mips_adjust_insn_length): Adjust the length of branch instructions
1550 that have length MAX_PIC_BRANCH_LENGTH.
1551 (mips_output_conditional_branch): Update the call to
1552 mips_output_load_label. Assume the branch target is OPERANDS[0]
1553 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1554 (mips_output_order_conditional_branch): Swap the meaning of
1555 OPERANDS[0] and OPERANDS[1].
1556 (mips_variable_issue): Don't count ghost instructions.
1557 (mips_expand_ghost_gp_insns): New function.
1558 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1559 (mips_output_mi_thunk): Set must_initialize_gp_p.
1560 (mips_eh_uses): New function.
1561 * config/mips/predicates.md (cprestore_save_slot_operand)
1562 (cprestore_load_slot_operand): New predicates.
1563 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1564 (UNSPEC_MOVE_GP): Likewise.
1565 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1566 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1567 (CPRESTORE_SLOT_REGNUM): New register.
1568 (MAX_PIC_BRANCH_LENGTH): New constant.
1569 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1570 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1571 branches. Fix commentary.
1572 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1573 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1574 Change type to "ghost".
1575 (loadgp_absolute_<mode>): Likewise.
1576 (loadgp_rtp_<mode>): Likewise.
1577 (copygp_mips16): Likewise.
1578 (loadgp_blockage): Remove redundant mode attribute.
1579 (potential_cprestore): New instruction.
1580 (cprestore): Turn into an unspec set.
1581 (use_cprestore): New instruction.
1582 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1583 (*branch_fp_inverted): Likewise.
1584 (*branch_order<mode>): Likewise.
1585 (*branch_order<mode>_inverted): Likewise.
1586 (*branch_equality<mode>): Likewise.
1587 (*branch_equality<mode>_inverted): Likewise.
1588 (*branch_bit<bbv><mode>): Likewise.
1589 (*branch_bit<bbv><mode>_inverted): Likewise.
1590 (*branch_equality<mode>_mips16): Remove redundant mode.
1591 (jump): Turn into a define_expand.
1592 (*jump_absolute): New instruction.
1593 (*jump_pic): Likewise.
1594 (*jump_mips16): Rename previously-unnamed pattern. Remove
1595 redundant mode attribute.
1596 (restore_gp): Split on epilogue_completed rather than
1597 reload_completed. Change type to "ghost".
1598 (move_gp<mode>): New instruction.
1599 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1600 Remove redundant mode attribute.
1601 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1602 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1603 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1605 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1608 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1609 are returned in the same register (vs34 or v2) that Altivec vector
1610 types are returned in.
1611 (rs6000_libcall_value): Ditto.
1614 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1615 instead of explicit addsi3/adddi3 calls.
1616 (rs6000_split_multireg_move): Ditto.
1617 (rs6000_emit_allocate_stack): Ditto.
1618 (rs6000_emit_prologue): Ditto.
1619 (rs6000_output_mi_thunk): Ditto.
1621 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1622 size is 64 bits if we can use 64-bit registers.
1624 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1626 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1629 From Jie Zhang <jie.zhang@analog.com>:
1630 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1631 save FP and RETS with saveall attribute.
1632 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1633 with saveall attribute.
1635 * config/bfin/bfin.c (bfin_expand_builtin,
1636 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1639 From Jie Zhang <jie.zhang@analog.com>:
1640 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1641 before use in two places.
1642 * config/bfin/bfin.md (AREG): Define mode iterator.
1643 (reload_in, reload_out): Use mode iterator AREG.
1645 2009-09-14 Richard Guenther <rguenther@suse.de>
1648 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1649 EH personality path.
1651 2009-09-13 Richard Guenther <rguenther@suse.de>
1652 Rafael Avila de Espindola <espindola@google.com>
1654 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1655 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1656 (LANG_HOOKS_INITIALIZER): Adjust.
1657 (lhd_pass_through_t): Declare.
1658 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1660 * langhooks.c (lhd_pass_through_t): New function.
1661 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1662 dwarf2out_begin_prologue): Use personality from current_function_decl.
1663 * expr.h (get_personality_function): Declare.
1664 * expr.c (get_personality_function): New function.
1665 (build_personality_function): Likewise.
1666 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1667 (eh_personality_libfunc): Remove.
1668 * optabs.c (build_libfunc_function): New function split out from ...
1669 (init_one_libfunc): ... here.
1670 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1671 (tree_function_decl): Add personality.
1672 (lhd_gcc_personality): Declare.
1673 (build_personality_function): Likewise.
1674 * tree.c (gcc_eh_personality_decl): New.
1675 (lhd_gcc_personality): New function.
1676 * except.h (lang_eh_runtime_type): Remove.
1677 (enum eh_personality_kind): New.
1678 (build_personality_function): Declare.
1679 (function_needs_eh_personality): Declare.
1680 * except.c (lang_eh_runtime_type): Remove.
1681 (function_needs_eh_personality): New function.
1682 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1683 (sjlj_emit_function_enter, output_function_exception_table):
1684 Use personality from current_function_decl.
1685 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1686 * tree-inline.c (tree_can_inline_p): Do not inline across different
1688 (expand_call_inline): Likewise. Adjust the callers EH personality.
1689 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1690 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1691 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1692 (c-parser.o): Likewise
1693 * c-tree.h (c_eh_initialized_p): Remove.
1694 (c_maybe_initialize_eh): Likewise.
1695 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1696 (finish_decl): Don't call c_maybe_initialize_eh.
1697 (c_eh_initialized_p): Remove.
1698 (c_maybe_initialize_eh): Likewise.
1699 * c-parser.c (c_parser_omp_construct): Likewise.
1700 (c_parse_file): Initialize exception handling.
1702 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1704 * config.gcc (tm_file): Remove i386/biarch32.h
1705 for i?86-w64-mingw* case.
1706 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1708 * config.host: Set for x64 mingw the option
1709 use_long_long_for_widest_fast_int to yes.
1711 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1713 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1714 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1715 (dbxout_begin_function): Likewise.
1716 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1717 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1718 set on the function.
1719 (final_end_function): Likewise.
1720 (final_scan_insn): Likewise.
1721 (rest_of_handle_final): Likewise.
1722 * varasm.c (assemble_start_function): Likewise.
1723 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1725 2009-09-12 Jason Merrill <jason@redhat.com>
1727 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1728 * opts.c (common_handle_option): constify.
1730 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1732 * doc/install.texi (avr): Remove obsolete reference site.
1734 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1736 * doc/install.texi (Binaries): Adjust AIX link.
1738 2009-09-12 Akim Demaille <demaille@gostai.com>
1740 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1741 Use an imperative sentence.
1743 2009-09-11 Richard Henderson <rth@redhat.com>
1745 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1746 structure-name and has-tree-operands arguments; update all entries.
1747 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1749 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1750 (gsstruct_code_size): New.
1751 (gss_for_code_): New.
1752 (gss_for_code): Remove.
1753 (gimple_size): Rewrite using gsstruct_code_size.
1754 (gimple_statement_structure): Move to gimple.h.
1755 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1756 (gss_for_code, gimple_statement_structure): New.
1757 (gimple_ops): Use new arrays; tidy.
1759 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1761 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1762 operand to be a PLUS expression.
1763 * config/pa/pa.c (pa_secondary_reload): Likewise.
1765 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1767 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1769 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1772 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1774 From Jie Zhang <jie.zhang@analog.com>:
1775 * doc/extend.texi (node Function Attributes): Document l2
1777 (node Blackfin Variable Attributes): Document l2 variable attributes.
1779 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1781 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1782 to match the system compiler's configuration at inflection point.
1783 Add comment to remark a remaining difference with system compiler.
1785 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1786 * configure: Regenerate.
1788 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1790 From Jie Zhang <jie.zhang@analog.com>:
1791 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1792 (bfin_handle_l2_attribute): New.
1793 (bfin_attribute_table): Add l2 attribute.
1795 2009-09-11 Michael Matz <matz@suse.de>
1798 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1799 on the local_decls list.
1801 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1805 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1807 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1808 for VALUEs, to implement the documented interface.
1809 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1810 Adjust for VALUEs and anything else, to implement the
1811 documented interface.
1813 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1815 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1816 with actual SPE/paired vector modes before using 64-bit alignment.
1817 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1819 2009-09-10 DJ Delorie <dj@redhat.com>
1821 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1824 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1825 * config/mep/mep.c (mep_legitimate_constant_p): New.
1826 * config/mep/mep-protos.h: Prototype it.
1828 2009-09-10 Richard Henderson <rth@redhat.com>
1830 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1832 2009-09-10 Jason Merrill <jason@redhat.com>
1834 * tree.c (chain_index): New fn.
1835 * tree.h: Declare it.
1837 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1839 * config/sol2-c.c (cmn_err_length_specs): Initialize
1840 scalar_identity_flag.
1842 2009-09-10 Richard Henderson <rth@redhat.com>
1844 * tree.h (struct tree_decl_common): Move align member earlier;
1845 move label_decl_uid member ...
1846 (struct tree_label_decl): ... here.
1847 (LABEL_DECL_UID): Update to match.
1849 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1852 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1853 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1855 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1856 dest_prev if the edge is complex.
1858 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1860 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1861 loop latch tests earlier.
1863 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1864 before GIMPLE_RETURN, not after its predecessor; insert
1867 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1868 gimple_seq_empty_p to test for no PHI nodes.
1869 * tree-cfg.c (split_critical_edges): Likewise.
1871 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1873 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1875 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1876 introduced by the VTA branch merge.
1878 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1880 * ira-conflicts.c: Use fputs or putc instead of fprintf
1884 * tree-switch-conversion.c: Ditto.
1886 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1888 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1889 introduced by the VTA branch merge.
1891 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1894 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1896 PR rtl-optimization/39779
1897 * expr.c (convert_modes): Return when mode == oldmode after
1898 CONST_INTs are processed.
1900 2009-09-10 Nick Clifton <nickc@redhat.com>
1902 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1903 attribute and referring decl when creating renamed symbol.
1905 2009-09-10 Richard Guenther <rguenther@suse.de>
1908 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1910 (cgraph_finalize_compilation_unit): Compute reachability
1911 before emitting thunks. Properly process aliases before
1912 possibly removing unreachable nodes.
1914 2009-09-10 Richard Guenther <rguenther@suse.de>
1917 * tree.c (struct free_lang_data_d): Add worklist member.
1918 (find_decls_types_r): Push onto the worklist instead of recursing.
1919 Handle TREE_BINFOs properly.
1920 (find_decls_types): New function wrapped around find_decls_types_r
1921 to process the worklist.
1922 (find_decls_types_in_eh_region): Use it.
1923 (find_decls_types_in_node): Likewise.
1924 (find_decls_types_in_var): Likewise.
1925 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1926 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1927 (AGGREGATE_TYPE_P): Adjust.
1929 2009-09-09 Jason Merrill <jason@redhat.com>
1931 * configure.ac: Check glibc version even if we have an in-tree
1934 2009-09-09 Anthony Green <green@moxielogic.com>
1936 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1937 the constant 0 when appropriate.
1938 * config/moxie/constraints.md: Add constraint O.
1940 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1941 to pass up to 6 32-bit argument values in registers.
1942 (moxie_function_arg): Ditto.
1943 (moxie_arg_partial_bytes): Ditto.
1944 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1945 (REG_PARM_STACK_SPACE): Ditto.
1946 (FUNCTION_ARG_REGNO_P): Ditto.
1948 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1949 instruction to allocate stack space.
1951 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1953 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1954 unnecessarily stringent constraints. Fix address
1955 calculation in the splitters.
1957 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1959 PR rtl-optimization/39779
1960 * expr.c (convert_modes): Return when mode == oldmode after
1961 CONST_INTs are processed.
1963 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1966 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1967 (ix86_expand_prologue): Take frame.padding0 into logic of
1969 (ix86_expand_epilogue): Likewise.
1971 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1973 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1975 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1976 * config/t-slibgcc-libgcc: New file.
1977 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1979 2009-09-09 Martin Jambor <mjambor@suse.cz>
1981 PR tree-optimization/41089
1982 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1985 2009-09-09 Richard Henderson <rth@redhat.com>
1987 * gimple.h (CASE_GIMPLE_OMP): New.
1988 (is_gimple_omp): Use it.
1989 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1990 (verify_gimple_debug): Likewise.
1992 2009-09-09 Richard Guenther <rguenther@suse.de>
1994 PR tree-optimization/41101
1995 * tree-ssa-pre.c (maximal_set): Remove.
1996 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1997 Defer all blocks we didn't visit at least one successor.
1998 (add_to_exp_gen): Do not add to the maximal set.
1999 (make_values_for_phi): Likewise.
2000 (compute_avail): Likewise.
2001 (init_pre): Do not allocate the maximal set.
2002 (execute_pre): Do not dump it.
2004 2009-09-09 Martin Jambor <mjambor@suse.cz>
2006 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2007 an SSA_NAME rather than a is_gimple_variable.
2009 2009-09-09 Richard Guenther <rguenther@suse.de>
2012 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2013 code dealing with plain pointer bases.
2014 (maybe_fold_offset_to_reference): Likewise.
2015 (maybe_fold_stmt_addition): Adjust.
2017 2009-09-09 Richard Guenther <rguenther@suse.de>
2019 * tree.c (free_lang_data_in_type): Do not free the type variant
2021 (free_lang_data): Merge char_type_node with its properly signed
2023 (pass_ipa_free): Collect after freeing language specific data.
2025 2009-09-09 Michael Matz <matz@suse.de>
2028 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2029 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2030 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2033 2009-09-08 DJ Delorie <dj@redhat.com>
2035 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2037 2009-09-04 Jason Merrill <jason@redhat.com>
2039 * tree.c (tree_find_value): Remove.
2040 * tree.h: Remove prototype.
2041 * varasm.c (assemble_external): Use value_member instead.
2043 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2045 * toplev.c (process_options): Choose default debugging type when
2046 gtoggle enables debug info and type is unset.
2048 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2052 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2055 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2057 * configure: Rebuilt with modified libtool.m4.
2059 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2064 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2066 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2068 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2069 (remove_statement): Likewise.
2070 (rewrite_use_nonlinear_expr): Adjust.
2071 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2072 * tree-ssa.c (release_defs_bitset): ... this. New.
2073 * tree-flow.h (release_defs_bitset): Declare.
2075 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2078 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2079 in the middle block.
2081 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2083 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2084 via intptr_t to long type.
2085 (insert_operand_rank): Cast long type via intptr_t to
2087 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2089 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2090 from pointer to unsigned via uintptr_t.
2092 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2093 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2095 * configure: Regenerated.
2096 * config.in: Regenerated
2097 * system.h (stdint.h): Add include.
2098 (inttypes.h): Likewise.
2099 * Makefile.in (aclocal): Add config/stdint.m4.
2100 * aclocal.m4: Regenerated.
2102 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2104 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2106 (note_np_check_stores): New function.
2107 (harmless_null_pointer_p): New function.
2108 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2109 changed. Take into account whether we're in the shadow of a condjump
2110 that tested NP_REG for NULL.
2111 Lose all code that tested for SEQUENCEs.
2112 (workaround_speculation): Avoid inserting NOPs for loads that are
2113 either always executed or a NULL pointer.
2115 2009-09-08 Jan Hubicka <jh@suse.cz>
2117 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2118 * params.def (early-inlining-insns): Likewise.
2120 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2122 PR rtl-optimization/41239
2123 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2124 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2126 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2127 across calls, as the calls might not always return normally.
2128 (call_may_noreturn_p): New function.
2129 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2130 (init_deps): Initialize it.
2131 (remove_from_deps): Also remove calls from
2132 last_function_call_may_noreturn list.
2134 2009-09-07 Richard Henderson <rth@redhat.com>
2136 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2137 more VR->OPERANDS than LHS operands. Free LHS before returning.
2139 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2141 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2142 (attr "addrtype"): New member "spreg".
2143 Use it if mem_spfp_address_operand is true for the address.
2144 (attr "type"): New entry "stall".
2145 (cpu_unit "load"): New.
2146 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2148 (insn_reservation "loadsp"): New.
2149 (insn_reservation "load_stall1"): New.
2150 (insn_reservation "load_stall3"): New.
2152 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2153 (mem_p_address_operand): Exclude stack and frame pointer based
2155 (mem_spfp_address_operand): New; match them here.
2156 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2157 (bfin_reorg): Call it if scheduling insns.
2158 (bfin_gen_bundles): Remove dummy insns created by
2159 add_sched_insns_for_speculation.
2161 From Jie Zhang <jie.zhang@analog.com>:
2162 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2163 bfin_si_revision, bfin_workarounds): Move these ...
2164 * config/bfin/bfin.h: ... here.
2166 From Mike Frysinger <michael.frysinger@analog.com>
2167 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2168 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2169 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2170 bf547m, bf548m, and bf549m.
2171 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2172 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2173 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2174 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2175 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2176 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2177 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2178 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2179 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2180 bf542m, bf544m, bf547m, bf548m, and bf549m.
2182 From Jie Zhang <jie.zhang@analog.com>:
2183 * config/bfin/predicates.md (p_register_operand): New predicate.
2184 (dp_register_operand): New predicate.
2185 * config/bfin/bfin-protos.h (WA_05000074): Define.
2186 (ENABLE_WA_05000074): Define.
2187 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2188 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2189 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2190 (define_attr addrtype): Allow load/store register to be P register.
2191 (define_attr storereg): New.
2192 (define_cpu_unit anomaly_05000074): New.
2193 (define_insn_reservation dsp32shiftimm): New.
2194 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2195 (define_insn_reservation loadp): Cannot use slot2.
2196 (define_insn_reservation loadsp): Cannot use slot2.
2197 (define_insn_reservation storep): Cannot use slot2. Does not
2198 apply when working around 05000074.
2199 (define_insn_reservation storep_anomaly_05000074): New.
2200 (define_insn_reservation storei): Does not apply when working
2202 (define_insn_reservation storei_anomaly_05000074): New.
2203 (define_attr length): Add dsp32shiftimm case.
2204 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2205 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2206 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2207 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2208 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2210 2009-09-07 Martin Jambor <mjambor@suse.cz>
2213 * tree-sra.c (create_artificial_child_access): Return NULL if
2214 build_ref_for_offset fails.
2215 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2216 and create_artificial_child_access to fail.
2218 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2221 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2222 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2223 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2225 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2227 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2228 block, ensure it has an exit edge. Emit a barrier after a jump.
2230 2009-09-07 Nick Clifton <nickc@redhat.com>
2232 * gcc.c (this_is_linker_script): New variable. Like
2233 this_is_library_file but for the %T constructor.
2234 (end_going_arg): If this_is_linker_script is set then locate the
2235 script and insert a --script switch before it
2236 (do_spec_2): Initialise this_is_linker_script.
2237 (do_spec_1): Likewise. Handle %T construct.
2238 (eval_spec_function): Preserve this_is_linker_script.
2239 * doc/invoke.texi: Document %T construct in spec files.
2240 * config/m32c/m32c.h (LIB_SPEC): Use it.
2242 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2244 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2245 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2246 when volatile flag is set.
2247 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2249 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2252 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2253 (combine_stack_adjustments_for_block): Allow insns between stack
2254 adjustments and stores with corresponding pre-(dec|inc)rement or
2255 pre-modify operation.
2257 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2260 * combine-stack-adj.c (struct csa_memlist): Rename to...
2261 (struct csa_reflist): ... this. Rename mem field to ref.
2262 (free_csa_memlist): Rename to...
2263 (free_csa_reflist): ... this.
2264 (record_one_stack_memref): Rename to...
2265 (record_one_stack_ref): ... this. Handle also REG_P.
2266 (try_apply_stack_adjustment): Handle also REG_P.
2267 (struct record_stack_memrefs_data): Rename to...
2268 (struct record_stack_refs_data): ... this. Rename memlist field to
2270 (record_stack_memrefs): Rename to...
2271 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2272 subexpressions instead of failing when a MEM contains SP references.
2273 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2274 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2276 2009-09-06 Richard Guenther <rguenther@suse.de>
2279 * tree.c (build_array_type): Do not record types marked
2280 with structural equality in the canonical type hashtable.
2282 2009-09-06 Richard Guenther <rguenther@suse.de>
2285 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2287 2009-09-05 Richard Guenther <rguenther@suse.de>
2290 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2292 2009-09-05 Richard Guenther <rguenther@suse.de>
2295 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2297 2009-09-05 Richard Guenther <rguenther@suse.de>
2300 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2301 before comparing function argument types.
2303 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2306 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2309 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2312 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2314 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2315 locators before emit_insn is called.
2317 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2320 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2321 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2322 (reginfo_init): Don't call allocate_reg_info.
2324 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2327 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2328 NONDEBUG_INSN_P instead of INSN_P.
2330 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2333 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2335 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2338 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2339 pattern of the split.
2341 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2343 * toplev.c (process_options): Move setter of flag_var_tracking
2344 before other tests that depend on it. Move down setter of
2345 flag_rename_registers. Don't enable var-tracking-assignments
2346 by default if selective scheduling is enabled. Warn if both
2349 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2351 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2352 comment. Use switch statement to catch overlaps between rtx
2353 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2354 (IS_DECL_CODE): ... here. Remove.
2355 (check_value_is_not_decl): Remove.
2356 (dv_from_decl, dv_from_value): Check after conversion.
2358 2009-09-04 Richard Guenther <rguenther@suse.de>
2361 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2362 after emitting tunks. Move emitting thunks and ctors from ...
2363 (cgraph_optimize): ... here. Remove redundant
2364 cgraph_analyze_functions.
2365 * varasm.c (find_decl_and_mark_needed): Remove no longer
2367 (finish_aliases_1): Adjust check for thunk aliases.
2369 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2371 * config/arm/arm.md (ctzsi2): Added braces
2372 to avoid warning that broke booststrap.
2374 2009-09-04 Martin Jambor <mjambor@suse.cz>
2376 PR tree-optimization/41112
2377 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2378 handle variable-bounded arrays.
2379 (expr_with_var_bounded_array_refs_p): New function.
2380 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2382 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2384 * config/s390/2097.md: Removed two incorrect bypasses.
2385 (z10_fsimpdf): Fixed latency.
2386 (z10_fhex): New insn_reservation.
2387 (z10_floaddf): Fixed latency.
2388 (z10_floadsf): Fixed latency.
2389 (z10_ftrunctf): Fixed latency.
2390 (z10_ftruncdf): Fixed latency.
2391 * config/s390/s390.c (z10_cost): Fixed values.
2392 (s390_adjust_priority): Added z10 path.
2393 * config/s390/s390.md (type): Added fhex.
2394 (*mov<mode>_64dfp): Updated type attribute.
2395 (*mov<mode>_64): Updated type attribute.
2396 (*mov<mode>_31): Updated type attribute.
2397 (*mov<mode>"): Likewise.
2398 * config/s390/2084.md (x_fsimpdf): Updated condition.
2400 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2402 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2403 RTXs in the predicate for operand 1.
2405 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2407 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2408 (rbitsi2): New insn.
2409 (ctzsi2): New expand.
2410 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2412 2009-09-03 Martin Jambor <mjambor@suse.cz>
2414 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2415 (create_artificial_child_access): Use build_ref_for_offset instead
2416 of duplicate_expr_for_different_base.
2417 (propagate_subacesses_accross_link): Likewise.
2419 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2421 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2423 (mips16e_collect_argument_saves): Skip debug instructions.
2424 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2425 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2426 (r10k_insert_cache_barriers): Likewise.
2427 (mips_reorg_process_insns): Likewise.
2429 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2432 * ira.c (update_equiv_reg): Remove check on class likely spill.
2434 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2437 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2438 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2442 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2443 the stack slot if it is passed by invisible reference.
2444 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2445 by invisible reference.
2447 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2449 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2450 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2451 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2453 * config/bfin/sync.md: New file.
2454 * config/bfin/bfin.md: Include it.
2455 (UNSPEC_ATOMIC): New.
2456 (UNSPEC_ONES): Provide a unique number.
2458 From Jie Zhang <jie.zhang@analog.com>:
2459 * config/bfin/bfin.c (ret_regs): New.
2460 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2461 (must_save_rets_p): New.
2462 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2463 current_function_is_leaf.
2464 (do_link): Likewise.
2465 (do_unlink): Likewise.
2466 (expand_interrupt_handler_prologue): Use ret_regs array.
2467 (expand_interrupt_handler_epilogue): Use ret_regs array and
2468 pass return register to gen_return_internal.
2469 (bfin_expand_epilogue): Pass return register to
2470 gen_return_internal.
2471 (bfin_expand_call): Explicitly clobber RETS.
2472 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2473 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2474 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2475 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2477 (return_internal): Take a reg rtx rather than the register number.
2479 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2481 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2482 when comparing against estimated_loop_iterations_int return.
2484 2009-09-03 Richard Guenther <rguenther@suse.de>
2486 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2487 eh_personality_libfunc.
2489 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2491 * tree-parloops.c (separate_decls_in_region): Add space.
2493 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2495 * tree-parloops.c (separate_decls_in_region): Change the condition
2496 checking if there are reductions in the loop.
2498 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2500 PR tree-optimization/38275
2501 * tree-parloops.c (parallelize_loops): Replace profitability condition
2502 for expected number of iterations.
2504 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2506 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2507 (bootstrap-debug): Explain conditions in which it becomes default.
2508 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2511 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2513 * doc/invoke.texi (Optimize Options): Move
2514 -finline-small-functions to the -O2 list.
2516 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2518 * toplev.c (process_options): Enable var-tracking-assignments
2519 by default if var-tracking is enabled.
2521 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2523 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2525 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2526 * rtl.h (prev_nonnote_insn_bb): Declare it.
2528 2009-09-03 Diego Novillo <dnovillo@google.com>
2530 * cgraph.c (cgraph_node_for_decl): New.
2531 * cgraph.h (cgraph_node_for_decl): Declare.
2532 * tree.c (host_integerp): Return 0 if T is NULL.
2534 2009-09-03 Diego Novillo <dnovillo@google.com>
2536 * tree.h (struct alias_pair): Move from varasm.c.
2537 (alias_pairs): Likewise.
2538 (TYPE_MAXVAL): Define.
2539 (TYPE_MINVAL): Define.
2540 (iterative_hash_host_wide_int): Declare.
2541 (remove_unreachable_alias_pairs): Declare.
2542 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2543 * diagnostic.c (default_diagnostic_starter): Make extern.
2544 (default_diagnostic_finalizer): Make extern.
2545 * diagnostic.h (default_diagnostic_starter): Declare.
2546 (default_diagnostic_finalizer): Declare.
2547 (default_tree_printer): Declare.
2548 * toplev.c (default_tree_printer): Make extern.
2550 2009-09-03 Richard Guenther <rguenther@suse.de>
2551 Diego Novillo <dnovillo@google.com>
2553 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2554 * cgraphunit.c (cgraph_expand_function): Do not emit
2555 associated thunks from here.
2556 (cgraph_emit_thunks): New.
2557 (cgraph_optimize): Call it.
2558 Return if any IPA pass finds an error.
2559 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2562 2009-09-03 Simon Baldwin <simonb@google.com>
2563 Rafael Espindola <espindola@google.com>
2564 Richard Guenther <rguenther@suse.de>
2565 Doug Kwan <dougkwan@google.com>
2566 Diego Novillo <dnovillo@google.com>
2568 * tree.c: Include tree-pass.h, langhooks-def.h,
2569 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2570 (free_lang_data_in_type): New.
2571 (need_assembler_name_p): New.
2572 (free_lang_data_in_block): New.
2573 (free_lang_data_in_decl): New.
2574 (struct free_lang_data_d): New.
2575 (add_tree_to_fld_list): New.
2576 (find_decls_types_r): New.
2577 (get_eh_types_for_runtime): New.
2578 (find_decls_types_in_eh_region): New.
2579 (find_decls_types_in_node): New.
2580 (find_decls_types_in_var): New.
2581 (free_lang_data_in_cgraph): New.
2582 (free_lang_data): New.
2583 (gate_free_lang_data): New.
2584 (pass_ipa_free_lang_data): New.
2586 2009-09-03 Diego Novillo <dnovillo@google.com>
2588 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2589 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2590 (lang_hooks): Remove const qualifier.
2591 * ipa.c (cgraph_remove_unreachable_nodes): Call
2592 remove_unreachable_alias_pairs.
2593 * except.c (add_type_for_runtime): Check if TYPE has
2594 already been converted.
2595 (lookup_type_for_runtime): Likewise.
2596 (check_handled): Handle converted types.
2597 * varasm.c (remove_unreachable_alias_pairs): New.
2598 * gimple.c: Include demangle.h.
2599 (gimple_decl_printable_name): New.
2600 (gimple_fold_obj_type_ref): New.
2601 * gimple.h (gimple_decl_printable_name): Declare.
2602 (gimple_fold_obj_type_ref): Declare.
2603 * passes.c (init_optimization_passes): Add pass
2604 pass_ipa_free_lang_data.
2605 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2606 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2608 2009-09-03 Diego Novillo <dnovillo@google.com>
2610 * c-lang.c (lang_hooks): Remove const qualifier.
2612 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2614 * doc/install.texi (*-*-freebsd*): Update target information.
2616 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2618 * hard-reg-set.h (call_fixed_regs): Remove.
2619 * reginfo.c (call_fixed_regs): Remove.
2620 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2621 (globalize_reg): Don't use call_fixed_regs.
2622 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2625 2009-09-01 Michael Matz <matz@suse.de>
2627 * expr.h (emit_storent_insn, expand_expr_real_1,
2628 expand_expr_real_2): Declare.
2629 * expr.c (emit_storent_insn, expand_expr_real_1,
2630 expand_expr_real_2): Export.
2631 (store_expr): Setting and evaluating dont_return_target is useless.
2632 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2633 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2634 * except.c (expand_resx_expr): Rename to ...
2635 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2636 * except.h (expand_resx_stmt): Declare.
2637 * stmt.c: Add include gimple.h
2638 (expand_asm_expr): Rename to ...
2639 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2640 (expand_case): Rewrite to take gimple statement.
2641 * tree.h (expand_asm_stmt): Declare.
2642 (expand_case): Change prototype.
2643 * Makefile.in (stmt.o): Depend on gimple.h.
2644 * builtins.c (expand_builtin_synchronize): Build gimple asm
2645 statement, not an ASM_EXPR.
2646 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2647 gimple_to_tree, release_stmt_tree): Remove.
2648 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2649 ggc_free, but hold comparison code and operands separately.
2650 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2651 (expand_call_stmt, expand_gimple_stmt_1,
2652 expand_gimple_stmt): New helpers.
2653 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2654 release_stmt_tree. Call expand_gimple_stmt instead.
2655 (expand_gimple_basic_block): Ditto.
2657 * calls.c (emit_call_1): Don't look at EH regions here, make
2658 fntree parameter useless.
2659 (expand_call): New local rettype for TREE_TYPE(exp), use it
2660 throughout. Remove local p, use addr instead.
2661 Don't look at EH regions here.
2663 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2665 * doc/invoke.texi (-fsched-pressure): Document it.
2666 (-fsched-reg-pressure-heuristic): Remove it.
2668 * reload.c (ira.h): Include.
2669 (find_reloads): Add choosing reload on number of small spilled
2672 * haifa-sched.c (ira.h): Include.
2673 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2674 saved_reg_pressure, curr_reg_live, saved_reg_live,
2675 region_ref_regs): New variables.
2676 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2677 initiate_reg_pressure_info, setup_ref_regs,
2678 initiate_bb_reg_pressure_info, save_reg_pressure,
2679 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2681 (setup_insn_reg_pressure_info): New function.
2682 (rank_for_schedule): Add pressure checking and insn issue time.
2683 Remove comparison of insn reg weights.
2684 (ready_sort): Set insn reg pressure info.
2685 (update_register_pressure, setup_insn_max_reg_pressure,
2686 update_reg_and_insn_max_reg_pressure,
2687 sched_setup_bb_reg_pressure_info): New functions.
2688 (schedule_insn): Add code for printing and updating reg pressure info.
2689 (find_set_reg_weight, find_insn_reg_weight): Remove.
2690 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2691 (debug_ready_list): Print reg pressure info.
2692 (schedule_block): Ditto. Check insn issue time.
2693 (sched_init): Set up sched_pressure_p. Allocate and set up some
2694 reg pressure related info.
2695 (sched_finish): Free some reg pressure related info.
2696 (fix_tick_ready): Make insn always ready if pressure_p.
2697 (init_h_i_d): Don't call find_insn_reg_weight.
2698 (haifa_finish_h_i_d): Free insn reg pressure info.
2700 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2701 ira_memory_move_cost, ira_class_hard_regs,
2702 ira_class_hard_regs_num, ira_no_alloc_regs,
2703 ira_available_class_regs, ira_reg_class_cover_size,
2704 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2706 * ira-lives.c (single_reg_class): Check mode to find how many
2707 registers are necessary for operand.
2708 (ira_implicitly_set_insn_hard_regs): New.
2710 * common.opt (fsched-pressure): New options.
2711 (fsched-reg-pressure-heuristic): Remove.
2713 * ira.c (setup_eliminable_regset): Rename to
2714 ira_setup_eliminable_regset. Make it external.
2715 (expand_reg_info): Pass cover class to setup_reg_classes.
2716 (ira): Call resize_reg_info instead of allocate_reg_info.
2718 * sched-deps.c: Include ira.h.
2719 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2720 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2721 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2722 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2723 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2724 mark_insn_reg_store, mark_insn_reg_clobber,
2725 setup_insn_reg_pressure_info): New.
2726 (sched_analyze_1): Update implicit_reg_pending_uses.
2727 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2728 Use them to create dependencies. Set insn reg uses and pressure
2729 info. Process reg_pending_uses in one place.
2730 (free_deps): Free implicit sets.
2731 (remove_from_deps): Remove implicit sets if necessary. Check
2732 implicit sets when clearing reg_last_in_use.
2733 (init_deps_global): Clear implicit_reg_pending_clobbers and
2734 implicit_reg_pending_uses.
2736 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2737 ira_memory_move_cost, ira_class_hard_regs,
2738 ira_class_hard_regs_num, ira_no_alloc_regs,
2739 ira_available_class_regs, ira_reg_class_cover_size,
2740 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2741 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2742 ira_implicitly_set_insn_hard_regs): New prototypes.
2744 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2745 cost_elements_num): New variables.
2746 (allocno_costs, total_costs): Rename to costs and
2747 total_allocno_costs.
2748 (COSTS_OF_ALLOCNO): Rename to COSTS.
2749 (allocno_pref): Rename to pref.
2750 (allocno_pref_buffer): Rename to pref_buffer.
2751 (common_classes): Rename to regno_cover_class.
2753 (record_reg_classes): Set allocno attributes only if allocno_p.
2754 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2755 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2756 and COSTS_OF_ALLOCNO.
2757 (print_costs): Rename to print_allocno_costs.
2758 (print_pseudo_costs): New.
2759 (process_bb_node_for_costs): Split into 2 functions with new
2760 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2761 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2762 new parameter dump_file. Use cost_elements_num instead of
2763 ira_allocnos_num. Make one iteration if preferred classes were
2764 already calculated for scheduler. Make 2 versions of code
2765 depending on allocno_p.
2766 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2767 regno_cover_class and COSTS instead of common_classes and
2769 (init_costs, finish_costs): New.
2770 (ira_costs): Set up allocno_p and cost_elements_num. Call
2771 init_costs and finish_costs.
2772 (ira_set_pseudo_classes): New.
2774 * rtl.h (allocate_reg_info): Remove.
2775 (resize_reg_info): Change return type.
2776 (reg_cover_class): New.
2777 (setup_reg_classes): Add new parameter.
2779 * sched-int.h (struct deps_reg): New member implicit_sets.
2780 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2781 (INCREASE_BITS): New macro.
2782 (struct reg_pressure_data, struct reg_use_data): New.
2783 (struct _haifa_insn_data): Remove reg_weight. Add members
2784 reg_pressure, reg_use_list, reg_set_list, and
2785 reg_pressure_excess_cost_change.
2786 (struct deps): New member implicit_sets.
2787 (pressure_p): New variable.
2788 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2789 (struct reg_pressure_data, struct reg_use_data): New.
2790 (INSN_REG_WEIGHT): Remove.
2791 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2792 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2793 (sched_init_region_reg_pressure_info,
2794 sched_setup_bb_reg_pressure_info): New prototypes.
2796 * reginfo.c (struct reg_pref): New member coverclass.
2797 (reg_cover_class): New function.
2798 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2799 (reg_info_size): New variable.
2800 (allocate_reg_info): Make static. Setup reg_info_size.
2801 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2802 (setup_reg_classes): Add a new parameter. Setup cover class too.
2804 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2807 * sched-rgn.c (deps_join): Set up implicit_sets.
2808 (schedule_region): Set up region and basic blocks pressure
2811 * passes.c (init_optimization_passes): Move
2812 pass_subregs_of_mode_init before pass_sched.
2814 2009-09-02 Martin Jambor <mjambor@suse.cz>
2816 * tree-sra.c (struct access): New field grp_hint.
2817 (dump_access): Dump grp_hint.
2818 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2820 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2821 those which have been specifically read and somehow written to.
2822 (propagate_subacesses_accross_link): Set grp_hint of right child and
2823 also possibly of the left child.
2825 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2827 * tree-object-size.c (addr_object_size): Always use object_size_type
2828 0 or 2 when determining the pointer pointed object size.
2830 2009-09-02 Richard Guenther <rguenther@suse.de>
2833 2009-08-31 Richard Guenther <rguenther@suse.de>
2835 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2836 to query if the memory regions for memmove overlap.
2837 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2838 asserts on pointers, instead deal with odd trees.
2839 (ptr_derefs_may_alias_p): Likewise.
2840 (refs_may_alias_p_1): Constructor bases also never alias.
2842 2009-08-01 Christian Bruel <christian.bruel@st.com>
2845 2009-07-31 Christian Bruel <christian.bruel@st.com>
2846 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2848 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2850 * doc/invoke.texi (-fvar-tracking-assignments): New.
2851 (-fvar-tracking-assignments-toggle): New.
2852 (-fdump-final-insns=file): Mark filename as optional.
2853 (--param min-nondebug-insn-uid): New.
2854 (-gdwarf-@{version}): Mention version 4.
2855 * opts.c (common_handle_option): Accept it.
2856 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2857 * regrename.c (regrename_optimize): Drop last. Don't count debug
2858 insns as uses. Don't reject change because of debug insn.
2859 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2860 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2861 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2862 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2863 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2864 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2865 * doc/gimple.texi (is_gimple_debug): New.
2866 (gimple_debug_bind_p): New.
2867 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2868 * doc/install.texi (bootstrap-debug): More details.
2869 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2870 (bootstrap-debug-lib): More details.
2871 (bootstrap-debug-ckovw): Update.
2872 (bootstrap-time): New.
2873 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2874 (insert_phi_nodes_for): Insert debug stmts.
2875 (rewrite_stmt): Take iterator. Insert debug stmts.
2876 (rewrite_enter_block): Adjust.
2877 (maybe_replace_use_in_debug_stmt): New.
2878 (rewrite_update_stmt): Use it.
2879 (mark_use_interesting): Return early for debug stmts.
2880 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2881 stmts before replacing stmt.
2882 (move_computations_stmt): Likewise.
2883 * ira-conflicts.c (add_copies): Skip debug insns.
2884 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2885 (regstat_bb_compute_ri): Skip debug insns.
2886 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2887 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2888 check_loop_closed_ssa_stmt): Skip debug stmts.
2889 * tree-tailcall.c (find_tail_calls): Likewise.
2890 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2891 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2892 (build_var_debug_value_stat): Declare.
2893 (build_var_debug_value): Define.
2894 (target_for_debug_bind): Declare.
2895 * reload.c (find_equiv_reg): Skip debug insns.
2896 * rtlanal.c (reg_used_between_p): Skip debug insns.
2897 (side_effects_p): Likewise.
2898 (canonicalize_condition): Likewise.
2899 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2900 insns never depend on debug insns.
2901 (create_ddg_dep_no_link): Likewise.
2902 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2903 Don't add inter-loop dependencies for debug insns.
2904 (build_intra_loop_deps): Likewise.
2905 (create_ddg): Count debug insns.
2906 * ddg.h (struct ddg::num_debug): New.
2907 (num_backargs): Pair up with previous int field.
2908 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2909 -fcompare-debug-second.
2910 * final.c (get_attr_length_1): Skip debug insns.
2911 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2912 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2913 (driver_self_specs): Map -fdump-final-insns to
2914 -fdump-final-insns=..
2915 (get_local_tick): New.
2916 (compare_debug_dump_opt_spec_function): Test for . argument and
2917 compute output name. Compute temp output spec without flag name.
2918 Compute -frandom-seed.
2919 (OPT): Undef after use.
2920 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2921 (average_num_loop_insns): Likewise.
2922 * params.h (MIN_NONDEBUG_INSN_UID): New.
2923 * gimple.def (GIMPLE_DEBUG): New.
2924 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2925 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2926 (merge_in_block): Fix whitespace.
2927 * toplev.c (flag_var_tracking): Update comment.
2928 (flag_var_tracking_assignments): New.
2929 (flag_var_tracking_assignments_toggle): New.
2930 (process_options): Don't open final insns dump file if we're not
2931 going to write to it. Compute defaults for var_tracking.
2932 * df-scan.c (df_insn_rescan_debug_internal): New.
2933 (df_uses_record): Handle debug insns.
2934 * haifa-sched.c (ready): Initialize n_debug.
2935 (contributes_to_priority): Skip debug insns.
2936 (dep_list_size): New.
2938 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2939 they're ready. Disregard previous debug insns to make decisions.
2940 (queue_insn): Never queue debug insns.
2941 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2942 (schedule_insn): Don't reject debug insns because of issue rate.
2943 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2944 (queue_to_ready): Skip and discount debug insns.
2945 (choose_ready): Let debug insns through.
2946 (schedule_block): Check boundary debug insns. Discount debug
2947 insns, schedule them early. Adjust whitespace.
2948 (set_priorities): Check for boundary debug insns.
2949 (add_jump_dependencies): Use dep_list_size.
2950 (prev_non_location_insn): New.
2951 (check_cfg): Use it.
2952 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2954 (remove_unused_ivs): Reset debug stmts.
2955 * modulo-sched.c (const_iteration_count): Skip debug insns.
2956 (res_MII): Discount debug insns.
2957 (loop_single_full_bb_p): Skip debug insns.
2958 (sms_schedule): Likewise.
2959 (sms_schedule_by_order): Likewise.
2960 (ps_has_conflicts): Likewise.
2961 * caller-save.c (refmarker_fn): New.
2962 (save_call_clobbered_regs): Replace regs with saved mem in
2964 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2965 Call refmarker_fn mark for hardregnos.
2966 (mark_reg_as_referenced): New.
2967 (replace_reg_with_saved_mem): New.
2968 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2969 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2971 (cse_extended_basic_block): Skip debug insns.
2972 (count_reg_usage): Likewise.
2973 (is_dead_reg): New, split out of...
2974 (set_live_p): ... here.
2975 (insn_live_p): Use it for debug insns.
2976 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2977 (execute_optimize_stdarg): Likewise.
2978 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2979 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2980 changes in debug stmts as changes.
2981 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2982 (moveup_expr): Don't move across debug insns. Don't move
2983 debug insn if it would create a bookkeeping block.
2984 (moveup_expr_cached): Don't use cache for debug insns that
2985 are heads of blocks.
2986 (compute_av_set_inside_bb): Skip debug insns.
2987 (sel_rank_for_schedule): Schedule debug insns first. Remove
2989 (block_valid_for_bookkeeping_p); Support lax searches.
2990 (create_block_for_bookkeeping): Adjust block numbers when
2991 encountering debug-only blocks.
2992 (find_place_for_bookkeeping): Deal with debug-only blocks.
2993 (generate_bookkeeping_insn): Accept no place to insert.
2994 (remove_temp_moveop_nops): New argument full_tidying.
2995 (prepare_place_to_insert): Deal with debug insns.
2996 (advance_state_on_fence): Debug insns don't start cycles.
2997 (update_boundaries): Take fence as argument. Deal with
2999 (schedule_expr_on_boundary): No full_tidying on debug insns.
3000 (fill_insns): Deal with debug insns.
3001 (track_scheduled_insns_and_blocks): Don't count debug insns.
3002 (need_nop_to_preserve_insn_bb): New, split out of...
3003 (remove_insn_from_stream): ... this.
3004 (fur_orig_expr_not_found): Skip debug insns.
3005 * rtl.def (VALUE): Move up.
3007 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3008 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3009 Set it if debug stmts are found.
3010 (statement_sink_location): Skip debug stmts. Propagate
3011 moving defs into debug stmts.
3012 * ifcvt.c (first_active_insn): Skip debug insns.
3013 (last_active_insns): Likewise.
3014 (cond_exec_process_insns): Likewise.
3015 (noce_process_if_block): Likewise.
3016 (check_cond_move_block): Likewise.
3017 (cond_move_convert_if_block): Likewise.
3018 (block_jumps_and_fallthru_p): Likewise.
3019 (dead_or_predicable): Likewise.
3020 * dwarf2out.c (debug_str_hash_forced): New.
3021 (find_AT_string): Add comment.
3022 (gen_label_for_indirect_string): New.
3023 (get_debug_string_label): New.
3024 (AT_string_form): Use it.
3025 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3026 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3027 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3028 several operations that cannot be represented with DWARF opcodes.
3029 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3030 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3031 (dwarf2out_var_location): Take during-call mark into account.
3032 (output_indirect_string): Update comment. Output if there are
3033 label and references.
3034 (prune_indirect_string): New.
3035 (prune_unused_types): Call it if debug_str_hash_forced.
3036 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3037 (dw_long_long_const): Remove.
3038 (struct dw_val_struct): Change val_long_long type to rtx.
3039 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3040 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3041 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3042 component instead of HOST_BITS_PER_LONG.
3043 (output_loc_operands): Likewise. For const8* assert
3044 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3045 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3046 rather than HOST_BITS_PER_LONG is >= 64.
3047 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3049 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3050 HOST_BITS_PER_LONG for dw_val_class_long_long.
3051 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3052 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3053 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3055 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3056 Handle DW_OP_implicit_value.
3057 (extract_int): Move prototype earlier.
3058 (mem_loc_descriptor): For SUBREG punt if inner
3059 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3060 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3061 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3062 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3063 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3064 instead of Pmode size.
3065 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3066 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3067 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3068 (concat_loc_descriptor, concatn_loc_descriptor,
3069 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3070 (add_location_or_const_value_attribute): Likewise. For single
3071 location loc_lists attempt to use add_const_value_attribute
3072 for constant decls. Add DW_AT_const_value even if
3073 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3075 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3076 (control_flow_insn_p): Likewise.
3077 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3078 (separate_decls_in_region_debug_bind): New.
3079 (separate_decls_in_region): Process debug bind stmts afterwards.
3080 * recog.c (verify_changes): Handle debug insns.
3081 (extract_insn): Likewise.
3082 (peephole2_optimize): Skip debug insns.
3083 * dse.c (scan_insn): Skip debug insns.
3084 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3086 (setup_id_for_insn): Handle debug insns.
3087 (maybe_tidy_empty_bb): Adjust whitespace.
3088 (tidy_control_flow): Skip debug insns.
3089 (sel_remove_insn): Adjust for debug insns.
3090 (sel_estimate_number_of_insns): Skip debug insns.
3091 (create_insn_rtx_from_pattern): Handle debug insns.
3092 (create_copy_of_insn_rtx): Likewise.
3093 * sel-sched-.h (sel_bb_end): Declare.
3094 (sel_bb_empty_or_nop_p): New.
3095 (get_all_loop_exits): Use it.
3096 (_eligible_successor_edge_p): Likewise.
3097 (return_nop_to_pool): Adjust.
3098 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3099 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3100 * gimple-pretty-print.c (dump_gimple_debug): New.
3101 (dump_gimple_stmt): Use it.
3102 (dump_bb_header): Skip gimple debug stmts.
3103 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3104 (fixup_match_2): Likewise.
3105 (regmove_backward_pass): Likewise. Simplify combined
3106 replacement. Handle debug insns.
3107 * function.c (instantiate_virtual_regs): Handle debug insns.
3108 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3109 * print-rtl.h: Include cselib.h.
3110 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3111 * df.h (df_inns_rescan_debug_internal): Declare.
3112 * gcse.c (alloc_hash_table): Estimate n_insns.
3113 (cprop_insn): Don't regard debug insns as changes.
3114 (bypass_conditional_jumps): Skip debug insns.
3115 (one_pre_gcse_pass): Adjust.
3116 (one_code_hoisting_pass): Likewise.
3117 (compute_ld_motion_mems): Skip debug insns.
3118 (one_cprop_pass): Adjust.
3119 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3120 (if_convertible_stmt_p): Handle debug stmts.
3121 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3122 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3123 * ira-build.c (create_bb_allocnos): Skip debug insns.
3124 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3125 (has_single_use): Likewise.
3126 (single_imm_use): Likewise.
3127 (num_imm_uses): Likewise.
3128 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3129 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3130 (create_outofssa_var_map): Likewise.
3131 * lower-subreg.c (adjust_decomposed_uses): New.
3132 (resolve_debug): New.
3133 (decompose_multiword_subregs): Use it.
3134 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3135 * emit-rtl.c: Include params.h.
3136 (cur_debug_insn_uid): Define.
3137 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3138 (copy_rtx_if_shared_1): Handle debug insns.
3139 (reset_used_flags): Likewise.
3140 (set_used_flags): LIkewise.
3141 (get_max_insn_count): New.
3142 (next_nondebug_insn): New.
3143 (prev_nondebug_insn): New.
3144 (make_debug_insn_raw): New.
3145 (emit_insn_before_noloc): Handle debug insns.
3146 (emit_jump_insn_before_noloc): Likewise.
3147 (emit_call_insn_before_noloc): Likewise.
3148 (emit_debug_insn_before_noloc): New.
3149 (emit_insn_after_noloc): Handle debug insns.
3150 (emit_jump_insn_after_noloc): Likewise.
3151 (emit_call_insn_after_noloc): Likewise.
3152 (emit_debug_insn_after_noloc): Likewise.
3153 (emit_insn_after): Take loc from earlier non-debug insn.
3154 (emit_jump_insn_after): Likewise.
3155 (emit_call_insn_after): Likewise.
3156 (emit_debug_insn_after_setloc): New.
3157 (emit_debug_insn_after): New.
3158 (emit_insn_before): Take loc from later non-debug insn.
3159 (emit_jump_insn_before): Likewise.
3160 (emit_call_insn_before): Likewise.
3161 (emit_debug_insn_before_setloc): New.
3162 (emit_debug_insn_before): New.
3163 (emit_insn): Handle debug insns.
3164 (emit_debug_insn): New.
3165 (emit_jump_insn): Handle debug insns.
3166 (emit_call_insn): Likewise.
3168 (init_emit): Take min-nondebug-insn-uid into account.
3169 Initialize cur_debug_insn_uid.
3170 (emit_copy_of_insn_after): Handle debug insns.
3171 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3172 location of single rhs in place.
3173 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3174 (floor_sdiv_adjust): New.
3175 (cell_sdiv_adjust): New.
3176 (cell_udiv_adjust): New.
3177 (round_sdiv_adjust): New.
3178 (round_udiv_adjust): New.
3179 (wrap_constant): Moved from cselib.
3180 (unwrap_constant): New.
3181 (expand_debug_expr): New.
3182 (expand_debug_locations): New.
3183 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3185 (gimple_expand_cfg): Expand debug locations.
3186 * cselib.c: Include tree-pass.h.
3187 (struct expand_value_data): New.
3188 (cselib_record_sets_hook): New.
3189 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3190 (cselib_clear_table): Move, and implemnet in terms of...
3191 (cselib_reset_table_with_next_value): ... this.
3192 (cselib_get_next_unknown_value): New.
3193 (discard_useless_locs): Don't discard preserved values.
3194 (cselib_preserve_value): New.
3195 (cselib_preserved_value_p): New.
3196 (cselib_preserve_definitely): New.
3197 (cselib_clear_preserve): New.
3198 (cselib_preserve_only_values): New.
3199 (new_cselib_val): Take rtx argument. Dump it in details.
3200 (cselib_lookup_mem): Adjust.
3201 (expand_loc): Take regs_active in struct. Adjust. Silence
3202 dumps unless details are requested.
3203 (cselib_expand_value_rtx_cb): New.
3204 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3205 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3206 without details. Copy more subregs. Try to resolve values
3207 using a callback. Wrap constants.
3208 (cselib_subst_to_values): Adjust.
3209 (cselib_log_lookup): New.
3210 (cselib_lookup): Call it.
3211 (cselib_invalidate_regno): Don't count preserved values as useless.
3212 (cselib_invalidate_mem): Likewise.
3213 (cselib_record_set): Likewise.
3214 (struct set): Renamed to cselib_set, moved to cselib.h.
3215 (cselib_record_sets): Adjust. Call hook.
3216 (cselib_process_insn): Reset table when it would be cleared.
3217 (dump_cselib_val): New.
3218 (dump_cselib_table): New.
3219 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3220 (remove_forwarder_block): Support moving debug stmts.
3221 * cselib.h (cselib_record_sets_hook): Declare.
3222 (cselib_expand_callback): New type.
3223 (cselib_expand_value_rtx_cb): Declare.
3224 (cselib_reset_table_with_next_value): Declare.
3225 (cselib_get_next_unknown_value): Declare.
3226 (cselib_preserve_value): Declare.
3227 (cselib_preserved_value_p): Declare.
3228 (cselib_preserve_only_values): Declare.
3229 (dump_cselib_table): Declare.
3230 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3231 (try_crossjump_to_edge): Likewise.
3232 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3233 dominated blocks when debug stmts are present.
3234 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3235 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3236 (set_var_live_on_entry): Likewise.
3237 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3238 * cfglayout.c (curr_location, last_location): Make static.
3239 (set_curr_insn_source_location): Don't avoid bouncing.
3240 (get_curr_insn_source_location): New.
3241 (get_curr_insn_block): New.
3242 (duplicate_insn_chain): Handle debug insns.
3243 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3245 * common.opt (fcompare-debug): Move to sort order.
3246 (fdump-unnumbered-links): Likewise.
3247 (fvar-tracking-assignments): New.
3248 (fvar-tracking-assignments-toggle): New.
3249 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3250 because of debug stmts.
3251 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3252 (eliminate_unnecessary_stmts): Walk dominated blocks before
3254 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3255 * ira.c (memref_used_between_p): Skip debug insns.
3256 (update_equiv_regs): Likewise.
3257 * sched-deps.c (sd_lists_size): Accept empty list.
3258 (sd_init_insn): Mark debug insns.
3259 (sd_finish_insn): Unmark them.
3260 (sd_add_dep): Reject non-debug deps on debug insns.
3261 (fixup_sched_groups): Give debug insns group treatment.
3263 (sched_analyze_reg): Don't mark debug insns for sched before call.
3264 (sched_analyze_2): Handle debug insns.
3265 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3267 (deps_analyze_insn): Handle debug insns.
3268 (deps_start_bb): Skip debug insns.
3269 (init_deps): Initialize last_debug_insn.
3270 * tree-ssa.c (target_for_debug_bind): New.
3271 (find_released_ssa_name): New.
3272 (propagate_var_def_into_debug_stmts): New.
3273 (propagate_defs_into_debug_stmts): New.
3274 (verify_ssa): Skip debug bind stmts without values.
3275 (warn_uninialized_vars): Skip debug stmts.
3276 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3277 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3278 (rtx_equal_p): Likewise.
3279 * ira-costs.c (scan_one_insn): Skip debug insns.
3280 (process_bb_node_for_hard_reg_moves): Likewise.
3281 * rtl.h (DEBUG_INSN_P): New.
3282 (NONDEBUG_INSN_P): New.
3283 (MAY_HAVE_DEBUG_INSNS): New.
3284 (INSN_P): Accept debug insns.
3285 (RTX_FRAME_RELATED_P): Likewise.
3286 (INSN_DELETED_P): Likewise
3287 (PAT_VAR_LOCATION_DECL): New.
3288 (PAT_VAR_LOCATION_LOC): New.
3289 (PAT_VAR_OCATION_STATUS): New.
3290 (NOTE_VAR_LOCATION_DECL): Reimplement.
3291 (NOTE_VAR_LOCATION_LOC): Likewise.
3292 (NOTE_VAR_LOCATION_STATUS): Likewise.
3293 (INSN_VAR_LOCATION): New.
3294 (INSN_VAR_LOCATION_DECL): New.
3295 (INSN_VAR_LOCATION_LOC): New.
3296 (INSN_VAR_LOCATION_STATUS): New.
3297 (gen_rtx_UNKNOWN_VAR_LOC): New.
3298 (VAR_LOC_UNKNOWN_P): New.
3299 (NOTE_DURING_CALL_P): New.
3300 (SCHED_GROUP_P): Accept debug insns.
3301 (emit_debug_insn_before): Declare.
3302 (emit_debug_insn_before_noloc): Declare.
3303 (emit_debug_insn_beore_setloc): Declare.
3304 (emit_debug_insn_after): Declare.
3305 (emit_debug_insn_after_noloc): Declare.
3306 (emit_debug_insn_after_setloc): Declare.
3307 (emit_debug_insn): Declare.
3308 (make_debug_insn_raw): Declare.
3309 (prev_nondebug_insn): Declare.
3310 (next_nondebug_insn): Declare.
3311 (delegitimize_mem_from_attrs): Declare.
3312 (get_max_insn_count): Declare.
3313 (wrap_constant): Declare.
3314 (unwrap_constant): Declare.
3315 (get_curr_insn_source_location): Declare.
3316 (get_curr_insn_block): Declare.
3317 * tree-inline.c (insert_debug_decl_map): New.
3318 (processing_debug_stmt): New.
3319 (remap_decl): Don't create new mappings in debug stmts.
3320 (remap_gimple_op_r): Don't add references in debug stmts.
3321 (copy_tree_body_r): Likewise.
3322 (remap_gimple_stmt): Handle debug bind stmts.
3323 (copy_bb): Skip debug stmts.
3324 (copy_edges_for_bb): Likewise.
3325 (copy_debug_stmt): New.
3326 (copy_debug_stmts): New.
3327 (copy_body): Copy debug stmts at the end.
3328 (insert_init_debug_bind): New.
3329 (insert_init_stmt): Take id. Skip and emit debug stmts.
3330 (setup_one_parameter): Remap variable earlier, register debug mapping.
3331 (estimate_num_insns): Skip debug stmts.
3332 (expand_call_inline): Preserve debug_map.
3333 (optimize_inline_calls): Check for no debug_stmts left-overs.
3334 (unsave_expr_now): Preserve debug_map.
3335 (copy_gimple_seq_and_replace_locals): Likewise.
3336 (tree_function_versioning): Check for no debug_stmts left-overs.
3337 Init and destroy debug_map as needed. Split edges unconditionally.
3338 (build_duplicate_type): Init and destroy debug_map as needed.
3339 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3340 (struct copy_body_data): Add debug_stmts and debug_map.
3341 * sched-int.h (struct ready_list): Add n_debug.
3342 (struct deps): Add last_debug_insn.
3343 (DEBUG_INSN_SCHED_P): New.
3344 (BOUNDARY_DEBUG_INSN_P): New.
3345 (SCHEDULE_DEBUG_INSN_P): New.
3346 (sd_iterator_cond): Accept empty list.
3347 * combine.c (create_log_links): Skip debug insns.
3348 (combine_instructions): Likewise.
3349 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3350 return value is always unshared.
3351 (struct rtx_subst_pair): New.
3352 (auto_adjust_pair): New.
3353 (propagate_for_debug_subst): New.
3354 (propagate_for_debug): New.
3355 (try_combine): Skip debug insns. Propagate removed defs into
3357 (next_nonnote_nondebug_insn): New.
3358 (distribute_notes): Use it. Skip debug insns.
3359 (distribute_links): Skip debug insns.
3360 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3361 * resource.c (mark_target_live_regs): Likewise.
3362 * var-tracking.c: Include cselib.h and target.h.
3363 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3365 (micro_operation_type_name): New.
3366 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3367 (struct micro_operation_def): Update comments.
3368 (decl_or_value): New type. Use instead of decls.
3369 (struct emit_note_data_def): Add vars.
3370 (struct attrs_def): Use decl_or_value.
3371 (struct variable_tracking_info_def): Add permp, flooded.
3372 (struct location_chain_def): Update comment.
3373 (struct variable_part_def): Use decl_or_value.
3374 (struct variable_def): Make var_part a variable length array.
3376 (scratch_regs): New.
3377 (cselib_hook_called): New.
3378 (dv_is_decl_p): New.
3379 (dv_is_value_p): New.
3382 (dv_as_opaque): New.
3383 (dv_onepart_p): New.
3385 (IS_DECL_CODE): New.
3386 (check_value_is_not_decl): New.
3387 (dv_from_decl): New.
3388 (dv_from_value): New.
3389 (dv_htab_hash): New.
3390 (variable_htab_hash): Use it.
3391 (variable_htab_eq): Support values.
3392 (variable_htab_free): Free from the right pool.
3393 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3394 (attrs_list_union): Adjust.
3395 (attrs_list_mpdv_union): New.
3396 (tie_break_pointers): New.
3397 (canon_value_cmp): New.
3398 (unshare_variable): Return possibly-modified slot.
3399 (vars_copy_1): Adjust.
3400 (var_reg_decl_set): Adjust. Split out of...
3401 (var_reg_set): ... this.
3402 (get_init_value): Adjust.
3403 (var_reg_delete_and_set): Adjust.
3404 (var_reg_delete): Adjust.
3405 (var_regno_delete): Adjust.
3406 (var_mem_decl_set): Split out of...
3407 (var_mem_set): ... this.
3408 (var_mem_delete_and_set): Adjust.
3409 (var_mem_delete): Adjust.
3413 (variable_union): Adjust. Speed up merge of 1-part vars.
3414 (variable_canonicalize): Use unshared slot.
3415 (VALUED_RECURSED_INTO): New.
3416 (find_loc_in_1pdv): New.
3417 (struct dfset_merge): New.
3418 (insert_into_intersection): New.
3419 (intersect_loc_chains): New.
3421 (canonicalize_loc_order_check): New.
3422 (canonicalize_values_mark): New.
3423 (canonicalize_values_star): New.
3424 (variable_merge_over_cur): New.
3425 (variable_merge_over_src): New.
3426 (dataflow_set_merge): New.
3427 (dataflow_set_equiv_regs): New.
3428 (remove_duplicate_values): New.
3429 (struct dfset_post_merge): New.
3430 (variable_post_merge_new_vals): New.
3431 (variable_post_merge_perm_vals): New.
3432 (dataflow_post_merge_adjust): New.
3433 (find_mem_expr_in_1pdv): New.
3434 (dataflow_set_preserve_mem_locs): New.
3435 (dataflow_set_remove_mem_locs): New.
3436 (dataflow_set_clear_at_call): New.
3437 (onepart_variable_different_p): New.
3438 (variable_different_p): Use it.
3439 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3440 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3442 (track_loc_p): Pass it true.
3443 (struct count_use_info): New.
3444 (find_use_val): New.
3445 (replace_expr_with_values): New.
3447 (use_type): New, partially split out of...
3448 (count_uses): ... this. Count new micro-ops.
3449 (count_uses_1): Adjust.
3450 (count_stores): Adjust.
3451 (count_with_sets): New.
3452 (VAL_NEEDS_RESOLUTION): New.
3453 (VAL_HOLDS_TRACK_EXPR): New.
3454 (VAL_EXPR_IS_COPIED): New.
3455 (VAL_EXPR_IS_CLOBBERED): New.
3456 (add_uses): Adjust. Generate new micro-ops.
3457 (add_uses_1): Adjust.
3458 (add_stores): Generate new micro-ops.
3459 (add_with_sets): New.
3460 (find_src_status): Adjust.
3461 (find_src_set_src): Adjust.
3462 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3463 Handle new micro-ops. Canonicalize value equivalances.
3464 (vt_find_locations): Compute total size of hash tables for
3465 dumping. Perform merge for var-tracking-assignments. Don't
3466 disregard single-block loops.
3467 (dump_attrs_list): Handle decl_or_value.
3468 (dump_variable): Take variable. Deal with decl_or_value.
3469 (dump_variable_slot): New.
3470 (dump_vars): Use it.
3471 (dump_dataflow_sets): Adjust.
3472 (set_slot_part): New, extended to support one-part variables
3473 after splitting out of...
3474 (set_variable_part): ... this.
3475 (clobber_slot_part): New, split out of...
3476 (clobber_variable_part): ... this.
3477 (delete_slot_part): New, split out of...
3478 (delete_variable_part): .... this.
3479 (check_wrap_constant): New.
3480 (vt_expand_loc_callback): New.
3481 (vt_expand_loc): New.
3482 (emit_note_insn_var_location): Adjust. Handle values. Handle
3483 EMIT_NOTE_AFTER_CALL_INSN.
3484 (emit_notes_for_differences_1): Adjust. Handle values.
3485 (emit_notes_for_differences_2): Likewise.
3486 (emit_notes_for_differences): Adjust.
3487 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3488 Adjust. Handle new micro-ops.
3489 (vt_add_function_parameters): Adjust. Create and bind values.
3490 (vt_initialize): Adjust. Initialize scratch_regs and
3491 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3492 operations. Move some code to count_with_sets and add_with_sets.
3493 (delete_debug_insns): New.
3494 (vt_debug_insns_local): New.
3495 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3497 (var_tracking_main): If var-tracking-assignments is enabled
3498 but var-tracking isn't, delete debug insns and leave. Likewise
3499 if we exceed limits or fail the stack adjustments tests, and
3500 after all var-tracking processing.
3501 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3502 (dataflow_set): Add traversed_vars.
3503 (value_chain, const_value_chain): New typedefs.
3504 (value_chain_pool, value_chains): New variables.
3505 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3506 add_value_chains, add_cselib_value_chains, remove_value_chain,
3507 remove_value_chains, remove_cselib_value_chains): New functions.
3508 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3509 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3511 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3512 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3513 (dst_can_be_shared): New variable.
3514 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3515 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3516 different from set->vars, look up slot again instead of using the
3518 (dataflow_set_init): Initialize traversed_vars.
3519 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3520 lookup if set->vars is shared. Don't keep slot cleared before
3521 calling unshare_variable. Unshare set->vars if needed. Adjust
3522 unshare_variable callers. Clear dst_can_be_shared if needed.
3523 Even ->refcount == 1 vars must be unshared if set->vars is shared
3524 and var needs to be modified.
3525 (dataflow_set_union): Set traversed_vars during canonicalization.
3526 (VALUE_CHANGED, DECL_CHANGED): Define.
3527 (set_dv_changed, dv_changed_p): New static inlines.
3528 (track_expr_p): Clear DECL_CHANGED.
3529 (dump_dataflow_sets): Set it.
3530 (variable_was_changed): Call set_dv_changed.
3531 (emit_note_insn_var_location): Likewise.
3532 (changed_variables_stack): New variable.
3533 (check_changed_vars_1, check_changed_vars_2): New functions.
3534 (emit_notes_for_changes): Do nothing if changed_variables is
3535 empty. Traverse changed_variables with check_changed_vars_1,
3536 call check_changed_vars_2 on each changed_variables_stack entry.
3537 (emit_notes_in_bb): Add SET argument. Just clear it at the
3538 beginning, use it instead of local &set, don't destroy it at the end.
3539 (vt_emit_notes): Call dataflow_set_clear early on all
3540 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3541 computed set, dataflow_set_clear also VTI(bb)->in when we are
3542 done with the basic block. Initialize changed_variables_stack,
3543 free it afterwards. If ENABLE_CHECKING verify that after noting
3544 differences to an empty set value_chains hash table is empty.
3545 (vt_initialize): Initialize value_chains and value_chain_pool.
3546 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3547 (variable_tracking_main): Call dump_dataflow_sets before calling
3548 vt_emit_notes, not after it.
3549 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3550 (propagate_var_def_into_debug_stmts): Declare.
3551 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3552 (df_set_note): Reject debug insns.
3553 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3554 add notes to debug insns.
3555 (df_note_bb_compute): Adjust. Likewise.
3556 (df_simulate_uses): Skip debug insns.
3557 (df_simulate_initialize_backwards): Likewise.
3558 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3559 (subst_stack_regs_pat): Reject debug insns.
3560 (convert_regs_1): Handle debug insns.
3561 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3562 (print-rtl.o): Depend on cselib.h.
3563 (cselib.o): Depend on TREE_PASS_H.
3564 (var-tracking.o): Depend on cselib.h and TARGET_H.
3565 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3566 (init_ready_list): Skip boundary debug insns.
3567 (add_branch_dependences): Skip debug insns.
3568 (free_block_dependencies): Check for blocks with only debug insns.
3569 (compute_priorities): Likewise.
3570 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3571 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3573 (gimple_build_debug_bind_stat): New.
3574 (empty_body_p): Skip debug stmts.
3575 (gimple_has_side_effects): Likewise.
3576 (gimple_rhs_has_side_effects): Likewise.
3577 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3578 (gimple_build_debug_bind_stat): Declare.
3579 (gimple_build_debug_bind): Define.
3580 (is_gimple_debug): New.
3581 (gimple_debug_bind_p): New.
3582 (gimple_debug_bind_get_var): New.
3583 (gimple_debug_bind_get_value): New.
3584 (gimple_debug_bind_get_value_ptr): New.
3585 (gimple_debug_bind_set_var): New.
3586 (gimple_debug_bind_set_value): New.
3587 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3588 (gimple_debug_bind_reset_value): New.
3589 (gimple_debug_bind_has_value_p): New.
3590 (gsi_next_nondebug): New.
3591 (gsi_prev_nondebug): New.
3592 (gsi_start_nondebug_bb): New.
3593 (gsi_last_nondebug_bb): New.
3594 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3595 (print_insn): Handle DEBUG_INSN.
3596 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3597 of first insn prevail.
3598 (first_stmt): Skip debug stmts.
3599 (first_non_label_stmt): Likewise.
3600 (last_stmt): Likewise.
3601 (has_zero_uses_1): New.
3602 (single_imm_use_1): New.
3603 (verify_gimple_debug): New.
3604 (verify_types_in_gimple_stmt): Handle debug stmts.
3605 (verify_stmt): Likewise.
3606 (debug_loop_num): Skip debug stmts.
3607 (remove_edge_and_dominated_blocks): Remove dominators last.
3608 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3609 (linearize_expr): Likewise.
3610 * config/i386/i386.c (ix86_delegitimize_address): Call
3611 default implementation.
3612 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3613 (group_barrier_needed): Skip debug insns.
3614 (emit_insn_group_barriers): Likewise.
3615 (emit_all_insn_group_barriers): Likewise.
3616 (ia64_variable_issue): Handle debug insns.
3617 (ia64_dfa_new_cycle): Likewise.
3618 (final_emit_insn_group_barriers): Skip debug insns.
3619 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3620 def cfa without frame.
3621 (process_set): Likewise.
3622 (process_for_unwind_directive): Pass frame on.
3623 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3624 (rs6000_delegitimize_address): New.
3625 (rs6000_debug_adjust_cost): Handle debug insns.
3626 (is_microcoded_insn): Likewise.
3627 (is_cracked_insn): Likewise.
3628 (is_nonpipeline_insn): Likewise.
3629 (insn_must_be_first_in_group): Likewise.
3630 (insn_must_be_last_in_group): Likewise.
3631 (force_new_group): Likewise.
3632 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3633 contains only debug insns.
3634 (rtl_merge_blocks): Skip debug insns.
3635 (purge_dead_edges): Likewise.
3636 (rtl_block_ends_with_call_p): Skip debug insns.
3637 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3638 (mark_reg_dependencies): Skip debug insns.
3639 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3640 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3641 * tree-ssa-threadedge.c
3642 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3643 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3644 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3645 (copyprop_hardreg_forward_1): Handle debug insns.
3646 * reload1.c (reload): Skip debug insns. Replace unassigned
3647 pseudos in debug insns with their equivalences.
3648 (eliminate_regs_in_insn): Skip debug insns.
3649 (emit_input_reload_insns): Skip debug insns at first, adjust
3651 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3652 (get_indirect_ref_operands): Pass opf_no_vops on.
3653 (get_expr_operands): Likewise. Skip debug stmts.
3654 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3656 2009-09-01 Richard Henderson <rth@redhat.com>
3658 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3659 stmt_ends_pp_p statements at least once.
3660 * tree-vrp.c (vrp_initialize): Likewise.
3661 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3663 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3666 Fix AIX bootstrap after PR debug/30161
3667 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3668 that is a GNU extension.
3669 (tmpl_value_parm_die_table): Move the definition of this global
3670 outside #ifdef DWARF2_DEBUGGING_INFO region.
3672 2009-09-01 Richard Guenther <rguenther@suse.de>
3674 * tree.c (tree_expr_size): New function.
3675 * tree.h (tree_expr_size): Declare.
3676 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3677 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3678 * langhooks.c (lhd_expr_size): Remove.
3679 * langhooks.h (struct lang_hooks): Remove expr_size.
3680 * explow.c (expr_size): Use tree_expr_size.
3681 (int_expr_size): Likewise.
3682 * langhooks-def.h (lhd_expr_size): Remove.
3683 (LANG_HOOKS_EXPR_SIZE): Likewise.
3684 (LANG_HOOKS_INITIALIZER): Adjust.
3686 2009-09-01 Richard Guenther <rguenther@suse.de>
3688 * tree-flow.h (mark_addressable): Move declaration ...
3689 * tree.h (mark_addressable): ... here.
3690 * stmt.c (expand_asm_operands): Use mark_addressable, not
3691 lang_hooks.mark_addressable.
3692 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3693 LANG_HOOKS_MARK_ADDRESSABLE.
3694 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3695 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3697 2009-08-31 Chris Demetriou <cgd@google.com>
3699 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3700 vectorize if not TARGET_SSE2.
3702 2009-08-31 DJ Delorie <dj@redhat.com>
3704 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3705 registers if no coprocessor is enabled.
3707 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3710 * cgraph.h (cgraph_get_node): Declare ...
3711 * cgraph.c (cgraph_get_node): ... new function.
3712 * dwarf2out.c (gen_generic_params_dies,
3713 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3714 make_ith_pack_parameter_name,
3715 append_entry_to_tmpl_value_parm_die_table,
3716 gen_remaining_tmpl_value_param_die_attribute): New functions.
3717 (gen_subprogram_die): Generate debug info for template parameters
3718 if debug info level is higher than DINFO_LEVEL_TERSE.
3719 Use tree_add_const_value_attribute_for_decl instead of
3720 tree_add_const_value_attribute.
3721 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3722 instead of tree_add_const_value_attribute.
3723 (gen_struct_or_union_type_die): Generate debug
3724 info for template parameters if debug info level is higher than
3726 (tree_add_const_value_attribute): Handle integral and pointer
3727 constants. Update comment.
3728 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3729 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3730 (reference_to_unused): Fix thinko. Remove redundant predicates from
3732 (tree_add_const_value_attribute): Make this work for constant
3734 tree_add_const_value_attribute_for_decl is to be used for variable
3736 (add_location_or_const_value_attribute): Use
3737 tree_add_const_value_attribute_for_decl now.
3738 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3739 DW_TAG_template_value_param DIEs after function DIEs have been
3741 * langhooks.h (lang_hooks_for_types): Add
3742 get_argument_pack_elems.
3743 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3744 (lang_hooks): Added get_innermost_generic_parms,
3745 get_innermost_generic_args.
3746 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3747 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3748 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3749 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3751 2009-08-31 DJ Delorie <dj@redhat.com>
3753 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3754 it once we start generating the prologue or epilogue.
3755 (mep_call_saves_register): If the frame is locked, re-use
3757 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3758 (mep_expand_prologue): Call it.
3759 (mep_expand_epilogue): Likewise.
3760 (mep_start_function): Use the same logic as mep_expand_prologue.
3761 (mep_pass_by_reference): Make logic more readable.
3762 (mep_return_in_memory): Zero-sized objects are passed in memory.
3763 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3765 2009-08-31 Richard Guenther <rguenther@suse.de>
3767 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3768 to query if the memory regions for memmove overlap.
3769 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3770 asserts on pointers, instead deal with odd trees.
3771 (ptr_derefs_may_alias_p): Likewise.
3772 (refs_may_alias_p_1): Constructor bases also never alias.
3774 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3776 * doc/install.texi (Final install): Adjust reference on where to
3777 order printed manuals.
3779 2009-08-30 Olivier Hainque <hainque@adacore.com>
3781 * dwarf2out.c (switch_to_frame_table_section): Move
3782 definition prior to first use.
3784 2009-08-30 Richard Guenther <rguenther@suse.de>
3786 PR tree-optimization/41186
3787 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3788 (ao_ref_init_from_ptr_and_size): New function.
3789 (ref_maybe_used_by_call_p_1): Be more precise tracking
3790 used ranges for builtin functions.
3791 (ref_maybe_used_by_call_p): Adjust.
3792 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3793 ranges for builtin functions.
3794 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3796 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3799 * fwprop.c (get_reg_use_in): Delete.
3800 (free_load_extend): New function.
3801 (forward_propagate_subreg): Use it.
3803 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3805 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3807 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3810 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3813 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3815 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3816 fini or fini_array section.
3818 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3820 * graphite-dependences.c (graphite_legal_transform_bb): Call
3821 pbb_remove_duplicate_pdrs.
3822 * graphite-poly.c (can_collapse_pdr): Removed.
3823 (pdr_find_duplicate): Removed.
3824 (can_collapse_pdrs): New.
3825 (pbb_remove_duplicate_pdrs): New.
3826 (new_poly_dr): Do not look for duplicates.
3827 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3828 (PBB_PDR_DUPLICATES_REMOVED): New.
3829 (pbb_remove_duplicate_pdrs): Declared.
3831 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3833 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3834 the strides by multiplying by PDR_NB_REFS.
3835 * graphite-poly.c (can_collapse_pdr): New.
3836 (pdr_find_duplicate): New.
3837 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3838 Initialize PDR_NB_REFS.
3839 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3841 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3843 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3846 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3849 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3851 * graphite-dependences.c (pddr_original_scattering): Return NULL
3852 for read-read dependence relations.
3853 * graphite-poly.h (enum poly_dr_type): Fix comment.
3856 (pdr_may_write_p): New.
3858 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3860 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3861 (struct poly_dr): Same.
3862 (new_poly_dr): Same.
3863 * graphite-poly.c (new_poly_dr): Same.
3864 * graphite-dependences.c (dot_deps): Disable call to system.
3866 2009-08-28 Cary Coutant <ccoutant@google.com>
3869 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3870 struct/union/enum types local to a function.
3872 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3873 Sebastian Pop <sebastian.pop@amd.com>
3875 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3876 pbb_strip_mine_time_depth. Changed the implementation so that
3877 transformation is expressed as a transformation on
3878 time (scatttering) dimensions. Also, ensures that the 2d+1
3879 scheduling format is preserved.
3880 (pbb_strip_mine_profitable_p): Profitability is based on the
3881 iteration number of a given time (scattering) dimension,
3882 and not on a original loop depth dimension.
3883 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3884 (pbb_do_strip_mine): Call psct_dynamic_dim.
3885 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3886 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3887 (pbb_nb_dynamic_scattering_transform): New.
3888 (psct_dynamic_dim): New.
3890 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3892 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3893 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3894 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3895 * graphite-interchange.c (build_linearized_memory_access): Same.
3896 (memory_stride_in_loop): Same.
3898 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3900 * graphite-dependences.c (pddr_original_scattering): New.
3901 (graphite_legal_transform_dr): Call pddr_original_scattering.
3904 * graphite-dependences.h (dot_deps): Declared.
3905 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3906 (print_pdr): Print PDR_ID.
3907 * graphite-poly.h (struct poly_dr): Add field id.
3910 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3912 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3914 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3915 not delete the original dependence relation.
3917 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3919 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3920 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3921 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3922 (free_poly_ddr): New.
3923 (pddr_is_empty): New.
3924 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3925 (dependence_polyhedron): Same. Remove useless gcc_assert.
3927 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3928 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3929 * graphite-dependences.h (enum poly_dependence_kind): New.
3930 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3931 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3932 (PDRP_SINK): Renamed PDDR_SINK.
3933 (PDRP_DDP): Renamed PDDR_DDP.
3935 (free_poly_ddr): Declared.
3936 * graphite-poly.c (new_scop): Use the new hash function names.
3937 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3938 into original_pddrs.
3939 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3941 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3943 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3944 bounds with LT_EXPR to make niter analysis more precise on code
3945 generated by Graphite.
3947 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3949 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3950 (graphite_legal_transform_bb): Same.
3951 (poly_drs_may_alias_p): Same.
3953 2009-08-28 Richard Guenther <rguenther@suse.de>
3955 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3957 2009-08-28 Jan Beulich <jbeulich@novell.com>
3959 * config/i386/netware.c: Include langhooks.h.
3960 (i386_nlm_encode_section_info): Simplify.
3961 (netware_override_options): Delete.
3962 * config/i386/netware.h (netware_override_options): Delete
3964 (OVERRIDE_OPTIONS): Delete definition.
3965 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3966 (ASM_COMMENT_START): Define.
3967 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3969 2009-08-28 Jan Beulich <jbeulich@novell.com>
3971 * configure.ac: For in-tree ld, do a plain version check to
3972 determine whether comdat groups are supported.
3973 * configure: Regenerate.
3975 2009-08-28 Olivier Hainque <hainque@adacore.com>
3977 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3978 always defined. Reflect definition or absence of such for
3979 COLLECT_EXPORT_LIST. Readability helper.
3980 (scanfilter): New enum, to help control what symbols
3981 are to be considered or ignored by scan_prog_file.
3982 (enum pass): Rename as "scanpass", moved together with scanfilter
3983 prior to scan_prog_file's prototype.
3984 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3985 Group prototype with the scanpass/scanfilter definitions, factorize
3986 head comments for the several implementations at the prototype.
3987 (main): Reorganize the first pass link control to let AIX
3988 drag only the needed frame tables in executables. Prevent
3989 frame tables collection during the scan aimed at static ctors.
3990 Pre-link and scan for frame tables later to compensate.
3991 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3992 A C statement to issue assembly directives that create a reference
3993 to the given DWARF table identifier label from the current function
3995 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3996 to differentiate first time section entry. Only emit a .data
3997 tables start identifier label the first time around.
3998 (switch_to_frame_table_section): New function. Helper for
3999 output_call_frame_info to switch possibly BACK into the eh_frame
4000 or the debug_frame section depending on FOR_EH.
4001 (output_call_frame_info): Use helper to first enter the proper
4003 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4004 emit a link to the frame table start label from each function
4006 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4007 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4008 * config/rs6000/rs6000-protos.h: Declare it.
4009 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4011 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4013 * config/sh/sh.c (split_branches): Check the result of
4016 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4018 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4019 using -pthread -fopenmp
4021 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4023 * doc/service.texi (service directory): Update URL.
4025 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4027 PR rtl-optimization/40861
4028 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4029 extract word from a multi-word subreg for negative byte positions.
4031 2009-08-27 Tristan Gingold <gingold@adacore.com>
4032 Douglas B Rupp <rupp@gnat.com>
4034 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4035 (SECTION_VMS_OVERLAY): Define.
4036 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4038 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4040 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4041 common_object declarations.
4042 (ia64_section_type_flags): Set section flag for common_object.
4043 * config/ia64/ia64-protos.h
4044 (ia64_vms_output_aligned_decl_common): Declare.
4045 (ia64_vms_elf_asm_named_section): Declare.
4047 2009-08-27 Michael Matz <matz@suse.de>
4049 * expr.c (expand_expr_real_2): New function taking exploded
4050 unary or binary expression, split out from ...
4051 (expand_expr_real_1): ... here. Move over all unary/binary
4052 switch parts to above function, in particular these codes:
4053 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4054 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4055 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4056 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4057 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4058 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4059 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4060 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4061 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4062 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4063 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4064 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4065 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4066 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4067 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4068 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4069 VEC_PACK_FIX_TRUNC_EXPR.
4070 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4073 2009-08-27 Richard Guenther <rguenther@suse.de>
4075 * gengtype.c (main): Handle uint64_t.
4076 * ipa-utils.c (get_base_var): Indent properly.
4077 * tree-ssa-live.c (debug_scope_block): New function.
4078 * tree-flow.h (debug_scope_block): Declare.
4079 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4080 * basic-block.h (enum profile_status): Rename to
4081 enum profile_status_d.
4082 (x_profile_status): Adjust type.
4084 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4087 * dwarf2out.c (get_context_die): Declare this static function.
4088 (gen_type_die_with_usage): Make sure a DIE is a generated for
4089 the context of a typedef.
4091 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4093 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4096 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4098 * config/mips/mips-protos.h (mips_output_sync): Declare.
4099 (mips_sync_loop_insns): Likewise.
4100 (mips_output_sync_loop): Replace first two parameters with an rtx.
4101 * config/mips/mips.c (mips_multi_member): New structure.
4102 (mips_multi_members): New variable.
4103 (mips_multi_start): New function.
4104 (mips_multi_add): Likewise.
4105 (mips_multi_add_insn): Likewise.
4106 (mips_multi_add_label): Likewise.
4107 (mips_multi_last_index): Likewise.
4108 (mips_multi_copy_insn): Likewise.
4109 (mips_multi_set_operand): Likewise.
4110 (mips_multi_write): Likewise.
4111 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4112 (mips_init_print_operand_punct): Update accordingly.
4113 (mips_start_ll_sc_sync_block): New function.
4114 (mips_end_ll_sc_sync_block): Likewise.
4115 (mips_output_sync): Likewise.
4116 (mips_sync_insn1_template): Likewise.
4117 (mips_sync_insn2_template): Likewise.
4118 (mips_get_sync_operand): Likewise.
4119 (mips_process_sync_loop): Likewise.
4120 (mips_output_sync_loop): Use mips_process_sync_loop.
4121 (mips_sync_loop_insns): New function.
4122 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4123 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4124 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4125 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4126 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4127 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4128 (MIPS_SYNC_OLD_OP_12): Likewise.
4129 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4130 (MIPS_SYNC_NEW_OP_12): Likewise.
4131 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4132 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4133 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4134 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4135 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4136 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4137 * config/mips/mips.md (sync_mem): New attribute.
4138 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4139 (sync_exclusive_mask, sync_required_oldval): Likewise.
4140 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4141 (sync_release_barrier): Likewise.
4142 (length): Handle sync loops.
4143 (sync): Use mips_output_sync.
4144 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4145 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4146 and use mips_output_sync_loop.
4147 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4148 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4149 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4150 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4151 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4152 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4153 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4154 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4155 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4157 2009-08-26 Richard Guenther <rguenther@suse.de>
4160 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4161 the types to not match.
4162 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4164 * tree-ssa.c (useless_type_conversion_p): Conversions to
4165 pointers to unprototyped functions are useless.
4167 2009-08-26 Richard Guenther <rguenther@suse.de>
4169 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4170 whole-program condition, prepare to be called for non-globals.
4171 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4172 params build a representative with known type and track its fields.
4174 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4176 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4177 clearing by a taken branch.
4178 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4179 effectively after bbro pass.
4180 (sync_nand<mode>): Ditto.
4181 (sync_old_<fetchop_name><mode>): Ditto.
4182 (sync_old_nand<mode>): Ditto.
4183 (sync_new_<fetchop_name><mode>): Dito.
4184 (sync_new_nand<mode>): Ditto.
4185 (sync_compare_and_swap<mode>_1): Ditto.
4186 (*sync_compare_and_swap<mode>): Ditto.
4187 (sync_lock_test_and_set<mode>_1): Ditto.
4188 ("sync_lock_test_and_set<mode>): Ditto.
4190 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4192 * hwint.h (HOST_LONG_FORMAT): New macro
4193 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4194 Use HOST_PTR_PRINTF.
4195 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4196 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4197 (HOST_PTR_PRINTF): Document.
4199 2009-08-25 Jan Hubicka <jh@suse.cz>
4201 * config/i386/bmmintrin.h: Replace by #error.
4204 Michael Meissner <michael.meissner@amd.com>
4205 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4206 Tony Linthicum <tony.linthicum@amd.com>
4208 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4209 (TARGET_ROUND): New macro for the round/ptest instructions which
4210 are shared between SSE4.1 and SSE5.
4211 (OPTION_MASK_ISA_ROUND): Ditto.
4212 (OPTION_ISA_ROUND): Ditto.
4213 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4214 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4216 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4217 (-mfused-madd): New switch to give users control over whether the
4218 compiler optimizes to use the multiply/add SSE5 instructions.
4220 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4221 (ix86_handle_option): Turn off 3dnow if -msse5.
4222 (override_options): Add SSE5 support.
4223 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4225 (ix86_expand_sse_movcc): Add SSE5 support.
4226 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4227 vector type to the next largest size.
4228 (ix86_expand_sse5_pack): New function to use pperm to pack a
4229 vector type to the next smallest size.
4230 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4231 (IX86_BUILTIN_FMADDSD): Ditto.
4232 (IX86_BUILTIN_FMADDPS): Ditto.
4233 (IX86_BUILTIN_FMADDPD): Ditto.
4234 (IX86_BUILTIN_FMSUBSS): Ditto.
4235 (IX86_BUILTIN_FMSUBSD): Ditto.
4236 (IX86_BUILTIN_FMSUBPS): Ditto.
4237 (IX86_BUILTIN_FMSUBPD): Ditto.
4238 (IX86_BUILTIN_FNMADDSS): Ditto.
4239 (IX86_BUILTIN_FNMADDSD): Ditto.
4240 (IX86_BUILTIN_FNMADDPS): Ditto.
4241 (IX86_BUILTIN_FNMADDPD): Ditto.
4242 (IX86_BUILTIN_FNMSUBSS): Ditto.
4243 (IX86_BUILTIN_FNMSUBSD): Ditto.
4244 (IX86_BUILTIN_FNMSUBPS): Ditto.
4245 (IX86_BUILTIN_FNMSUBPD): Ditto.
4246 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4247 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4248 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4249 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4250 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4251 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4252 (IX86_BUILTIN_PPERM): Ditto.
4253 (IX86_BUILTIN_PERMPS): Ditto.
4254 (IX86_BUILTIN_PERMPD): Ditto.
4255 (IX86_BUILTIN_PMACSSWW): Ditto.
4256 (IX86_BUILTIN_PMACSWW): Ditto.
4257 (IX86_BUILTIN_PMACSSWD): Ditto.
4258 (IX86_BUILTIN_PMACSWD): Ditto.
4259 (IX86_BUILTIN_PMACSSDD): Ditto.
4260 (IX86_BUILTIN_PMACSDD): Ditto.
4261 (IX86_BUILTIN_PMACSSDQL): Ditto.
4262 (IX86_BUILTIN_PMACSSDQH): Ditto.
4263 (IX86_BUILTIN_PMACSDQL): Ditto.
4264 (IX86_BUILTIN_PMACSDQH): Ditto.
4265 (IX86_BUILTIN_PMADCSSWD): Ditto.
4266 (IX86_BUILTIN_PMADCSWD): Ditto.
4267 (IX86_BUILTIN_PHADDBW): Ditto.
4268 (IX86_BUILTIN_PHADDBD): Ditto.
4269 (IX86_BUILTIN_PHADDBQ): Ditto.
4270 (IX86_BUILTIN_PHADDWD): Ditto.
4271 (IX86_BUILTIN_PHADDWQ): Ditto.
4272 (IX86_BUILTIN_PHADDDQ): Ditto.
4273 (IX86_BUILTIN_PHADDUBW): Ditto.
4274 (IX86_BUILTIN_PHADDUBD): Ditto.
4275 (IX86_BUILTIN_PHADDUBQ): Ditto.
4276 (IX86_BUILTIN_PHADDUWD): Ditto.
4277 (IX86_BUILTIN_PHADDUWQ): Ditto.
4278 (IX86_BUILTIN_PHADDUDQ): Ditto.
4279 (IX86_BUILTIN_PHSUBBW): Ditto.
4280 (IX86_BUILTIN_PHSUBWD): Ditto.
4281 (IX86_BUILTIN_PHSUBDQ): Ditto.
4282 (IX86_BUILTIN_PROTB): Ditto.
4283 (IX86_BUILTIN_PROTW): Ditto.
4284 (IX86_BUILTIN_PROTD): Ditto.
4285 (IX86_BUILTIN_PROTQ): Ditto.
4286 (IX86_BUILTIN_PROTB_IMM): Ditto.
4287 (IX86_BUILTIN_PROTW_IMM): Ditto.
4288 (IX86_BUILTIN_PROTD_IMM): Ditto.
4289 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4290 (IX86_BUILTIN_PSHLB): Ditto.
4291 (IX86_BUILTIN_PSHLW): Ditto.
4292 (IX86_BUILTIN_PSHLD): Ditto.
4293 (IX86_BUILTIN_PSHLQ): Ditto.
4294 (IX86_BUILTIN_PSHAB): Ditto.
4295 (IX86_BUILTIN_PSHAW): Ditto.
4296 (IX86_BUILTIN_PSHAD): Ditto.
4297 (IX86_BUILTIN_PSHAQ): Ditto.
4298 (IX86_BUILTIN_FRCZSS): Ditto.
4299 (IX86_BUILTIN_FRCZSD): Ditto.
4300 (IX86_BUILTIN_FRCZPS): Ditto.
4301 (IX86_BUILTIN_FRCZPD): Ditto.
4302 (IX86_BUILTIN_CVTPH2PS): Ditto.
4303 (IX86_BUILTIN_CVTPS2PH): Ditto.
4304 (IX86_BUILTIN_COMEQSS): Ditto.
4305 (IX86_BUILTIN_COMNESS): Ditto.
4306 (IX86_BUILTIN_COMLTSS): Ditto.
4307 (IX86_BUILTIN_COMLESS): Ditto.
4308 (IX86_BUILTIN_COMGTSS): Ditto.
4309 (IX86_BUILTIN_COMGESS): Ditto.
4310 (IX86_BUILTIN_COMUEQSS): Ditto.
4311 (IX86_BUILTIN_COMUNESS): Ditto.
4312 (IX86_BUILTIN_COMULTSS): Ditto.
4313 (IX86_BUILTIN_COMULESS): Ditto.
4314 (IX86_BUILTIN_COMUGTSS): Ditto.
4315 (IX86_BUILTIN_COMUGESS): Ditto.
4316 (IX86_BUILTIN_COMORDSS): Ditto.
4317 (IX86_BUILTIN_COMUNORDSS): Ditto.
4318 (IX86_BUILTIN_COMFALSESS): Ditto.
4319 (IX86_BUILTIN_COMTRUESS): Ditto.
4320 (IX86_BUILTIN_COMEQSD): Ditto.
4321 (IX86_BUILTIN_COMNESD): Ditto.
4322 (IX86_BUILTIN_COMLTSD): Ditto.
4323 (IX86_BUILTIN_COMLESD): Ditto.
4324 (IX86_BUILTIN_COMGTSD): Ditto.
4325 (IX86_BUILTIN_COMGESD): Ditto.
4326 (IX86_BUILTIN_COMUEQSD): Ditto.
4327 (IX86_BUILTIN_COMUNESD): Ditto.
4328 (IX86_BUILTIN_COMULTSD): Ditto.
4329 (IX86_BUILTIN_COMULESD): Ditto.
4330 (IX86_BUILTIN_COMUGTSD): Ditto.
4331 (IX86_BUILTIN_COMUGESD): Ditto.
4332 (IX86_BUILTIN_COMORDSD): Ditto.
4333 (IX86_BUILTIN_COMUNORDSD): Ditto.
4334 (IX86_BUILTIN_COMFALSESD): Ditto.
4335 (IX86_BUILTIN_COMTRUESD): Ditto.
4336 (IX86_BUILTIN_COMEQPS): Ditto.
4337 (IX86_BUILTIN_COMNEPS): Ditto.
4338 (IX86_BUILTIN_COMLTPS): Ditto.
4339 (IX86_BUILTIN_COMLEPS): Ditto.
4340 (IX86_BUILTIN_COMGTPS): Ditto.
4341 (IX86_BUILTIN_COMGEPS): Ditto.
4342 (IX86_BUILTIN_COMUEQPS): Ditto.
4343 (IX86_BUILTIN_COMUNEPS): Ditto.
4344 (IX86_BUILTIN_COMULTPS): Ditto.
4345 (IX86_BUILTIN_COMULEPS): Ditto.
4346 (IX86_BUILTIN_COMUGTPS): Ditto.
4347 (IX86_BUILTIN_COMUGEPS): Ditto.
4348 (IX86_BUILTIN_COMORDPS): Ditto.
4349 (IX86_BUILTIN_COMUNORDPS): Ditto.
4350 (IX86_BUILTIN_COMFALSEPS): Ditto.
4351 (IX86_BUILTIN_COMTRUEPS): Ditto.
4352 (IX86_BUILTIN_COMEQPD): Ditto.
4353 (IX86_BUILTIN_COMNEPD): Ditto.
4354 (IX86_BUILTIN_COMLTPD): Ditto.
4355 (IX86_BUILTIN_COMLEPD): Ditto.
4356 (IX86_BUILTIN_COMGTPD): Ditto.
4357 (IX86_BUILTIN_COMGEPD): Ditto.
4358 (IX86_BUILTIN_COMUEQPD): Ditto.
4359 (IX86_BUILTIN_COMUNEPD): Ditto.
4360 (IX86_BUILTIN_COMULTPD): Ditto.
4361 (IX86_BUILTIN_COMULEPD): Ditto.
4362 (IX86_BUILTIN_COMUGTPD): Ditto.
4363 (IX86_BUILTIN_COMUGEPD): Ditto.
4364 (IX86_BUILTIN_COMORDPD): Ditto.
4365 (IX86_BUILTIN_COMUNORDPD): Ditto.
4366 (IX86_BUILTIN_COMFALSEPD): Ditto.
4367 (IX86_BUILTIN_COMTRUEPD): Ditto.
4368 (IX86_BUILTIN_PCOMEQUB): Ditto.
4369 (IX86_BUILTIN_PCOMNEUB): Ditto.
4370 (IX86_BUILTIN_PCOMLTUB): Ditto.
4371 (IX86_BUILTIN_PCOMLEUB): Ditto.
4372 (IX86_BUILTIN_PCOMGTUB): Ditto.
4373 (IX86_BUILTIN_PCOMGEUB): Ditto.
4374 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4375 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4376 (IX86_BUILTIN_PCOMEQUW): Ditto.
4377 (IX86_BUILTIN_PCOMNEUW): Ditto.
4378 (IX86_BUILTIN_PCOMLTUW): Ditto.
4379 (IX86_BUILTIN_PCOMLEUW): Ditto.
4380 (IX86_BUILTIN_PCOMGTUW): Ditto.
4381 (IX86_BUILTIN_PCOMGEUW): Ditto.
4382 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4383 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4384 (IX86_BUILTIN_PCOMEQUD): Ditto.
4385 (IX86_BUILTIN_PCOMNEUD): Ditto.
4386 (IX86_BUILTIN_PCOMLTUD): Ditto.
4387 (IX86_BUILTIN_PCOMLEUD): Ditto.
4388 (IX86_BUILTIN_PCOMGTUD): Ditto.
4389 (IX86_BUILTIN_PCOMGEUD): Ditto.
4390 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4391 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4392 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4393 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4394 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4395 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4396 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4397 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4398 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4399 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4400 (IX86_BUILTIN_PCOMEQB): Ditto.
4401 (IX86_BUILTIN_PCOMNEB): Ditto.
4402 (IX86_BUILTIN_PCOMLTB): Ditto.
4403 (IX86_BUILTIN_PCOMLEB): Ditto.
4404 (IX86_BUILTIN_PCOMGTB): Ditto.
4405 (IX86_BUILTIN_PCOMGEB): Ditto.
4406 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4407 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4408 (IX86_BUILTIN_PCOMEQW): Ditto.
4409 (IX86_BUILTIN_PCOMNEW): Ditto.
4410 (IX86_BUILTIN_PCOMLTW): Ditto.
4411 (IX86_BUILTIN_PCOMLEW): Ditto.
4412 (IX86_BUILTIN_PCOMGTW): Ditto.
4413 (IX86_BUILTIN_PCOMGEW): Ditto.
4414 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4415 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4416 (IX86_BUILTIN_PCOMEQD): Ditto.
4417 (IX86_BUILTIN_PCOMNED): Ditto.
4418 (IX86_BUILTIN_PCOMLTD): Ditto.
4419 (IX86_BUILTIN_PCOMLED): Ditto.
4420 (IX86_BUILTIN_PCOMGTD): Ditto.
4421 (IX86_BUILTIN_PCOMGED): Ditto.
4422 (IX86_BUILTIN_PCOMFALSED): Ditto.
4423 (IX86_BUILTIN_PCOMTRUED): Ditto.
4424 (IX86_BUILTIN_PCOMEQQ): Ditto.
4425 (IX86_BUILTIN_PCOMNEQ): Ditto.
4426 (IX86_BUILTIN_PCOMLTQ): Ditto.
4427 (IX86_BUILTIN_PCOMLEQ): Ditto.
4428 (IX86_BUILTIN_PCOMGTQ): Ditto.
4429 (IX86_BUILTIN_PCOMGEQ): Ditto.
4430 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4431 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4432 (enum multi_arg_type): New enum for describing the various SSE5
4433 intrinsic argument types.
4434 (bdesc_multi_arg): New table for SSE5 intrinsics.
4435 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4436 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4438 (ix86_expand_builtin): Add SSE5 intrinsic support.
4439 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4440 operand instructions.
4441 (ix86_expand_sse5_multiple_memory): New function to split the
4442 second memory reference from SSE5 instructions.
4443 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4444 (ix86_return_pops_args): Use stdarg_p to determine if the function
4445 has variable arguments.
4446 (ix86_setup_incoming_varargs): Ditto.
4447 (x86_this_parameter): Ditto.
4449 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4451 (ix86_expand_sse5_pack): Ditto.
4452 (ix86_sse5_valid_op_p): Ditto.
4453 (ix86_expand_sse5_multiple_memory): Ditto.
4455 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4456 constant for SSE5 support.
4457 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4458 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4459 (UNSPEC_SSE5_PERMUTE): Ditto.
4460 (UNSPEC_SSE5_ASHIFT): Ditto.
4461 (UNSPEC_SSE5_LSHIFT): Ditto.
4462 (UNSPEC_FRCZ): Ditto.
4463 (UNSPEC_CVTPH2PS): Ditto.
4464 (UNSPEC_CVTPS2PH): Ditto.
4465 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4467 (COM_FALSE_S): Ditto.
4468 (COM_FALSE_P): Ditto.
4469 (COM_TRUE_S): Ditto.
4470 (COM_TRUE_P): Ditto.
4471 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4472 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4474 (memory attribute): Ditto.
4475 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4476 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4477 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4478 (floor<mode>2): Ditto.
4479 (ceil<mode>2): Ditto.
4480 (btrunc<mode>2): Ditto.
4481 (nearbyintdf2): Ditto.
4482 (nearbyintsf2): Ditto.
4483 (sse_setccsf): Disable if SSE5.
4484 (sse_setccdf): Ditto.
4485 (sse5_setcc<mode>): New support for SSE5 conditional move.
4486 (sse5_pcmov_<mode>): Ditto.
4488 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4490 (SSEMODEF2P): Ditto.
4491 (ssemodesuffixf4): New mode attribute for SSE5.
4492 (ssemodesuffixf2s): Ditto.
4493 (ssemodesuffixf2c): Ditto.
4494 (sserotatemax): Ditto.
4495 (ssescalarmode): Ditto.
4496 (sse_maskcmpv4sf3): Disable if SSE5.
4497 (sse_maskcmpv2df3): Ditto.
4498 (sse_vmmaskcmpv4sf3): Ditto.
4499 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4500 (sse5_vmfmadd<mode>4): Ditto.
4501 (sse5_fmsub<mode>4): Ditto.
4502 (sse5_vmfmsub<mode>4): Ditto.
4503 (sse5_fnmadd<mode>4): Ditto.
4504 (sse5_vmfnmadd<mode>4): Ditto.
4505 (sse5_fnmsub<mode>4): Ditto.
4506 (sse5_vmfnmsub<mode>4): Ditto.
4507 (sse5i_fmadd<mode>4): Ditto.
4508 (sse5i_fmsub<mode>4): Ditto.
4509 (sse5i_fnmadd<mode>4): Ditto.
4510 (sse5i_fnmsub<mode>4): Ditto.
4511 (sse5i_vmfmadd<mode>4): Ditto.
4512 (sse5i_vmfmsub<mode>4): Ditto.
4513 (sse5i_vmfnmadd<mode>4): Ditto.
4514 (sse5i_vmfnmsub<mode>4): Ditto.
4515 (mulv16qi3): Add SSE5 support.
4517 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4518 (sse2_mulv4si3): Disable if SSE5.
4519 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4520 (sse4_1_roundps): Ditto.
4521 (sse4_1_roundsd): Ditto.
4522 (sse4_1_roundss): Ditto.
4523 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4525 (sse_maskcmpsf3): Ditto.
4526 (sse_vmmaskcmpv4sf3): Ditto.
4527 (sse2_maskcmpv2df3): Ditto.
4528 (sse2_maskcmpdf3): Ditto.
4529 (sse2_vmmaskcmpv2df3): Ditto.
4530 (sse2_eq<mode>3): Ditto.
4531 (sse2_gt<mode>3): Ditto.
4532 (sse5_pcmov_<mode>): Add SSE5 support.
4533 (vec_unpacku_hi_v16qi): Ditto.
4534 (vec_unpacks_hi_v16qi): Ditto.
4535 (vec_unpacku_lo_v16qi): Ditto.
4536 (vec_unpacks_lo_v16qi): Ditto.
4537 (vec_unpacku_hi_v8hi): Ditto.
4538 (vec_unpacks_hi_v8hi): Ditto.
4539 (vec_unpacku_lo_v8hi): Ditto.
4540 (vec_unpacks_lo_v8hi): Ditto.
4541 (vec_unpacku_hi_v4si): Ditto.
4542 (vec_unpacks_hi_v4si): Ditto.
4543 (vec_unpacku_lo_v4si): Ditto.
4544 (vec_unpacks_lo_v4si): Ditto.
4545 (sse5_pmacsww): New SSE5 intrinsic insn.
4546 (sse5_pmacssww): Ditto.
4547 (sse5_pmacsdd): Ditto.
4548 (sse5_pmacssdd): Ditto.
4549 (sse5_pmacssdql): Ditto.
4550 (sse5_pmacssdqh): Ditto.
4551 (sse5_pmacsdqh): Ditto.
4552 (sse5_pmacsswd): Ditto.
4553 (sse5_pmacswd): Ditto.
4554 (sse5_pmadcsswd): Ditto.
4555 (sse5_pmadcswd): Ditto.
4556 (sse5_pcmov_<move>): Conditional move support on SSE5.
4557 (sse5_phaddbw): New SSE5 intrinsic insn.
4558 (sse5_phaddbd): Ditto.
4559 (sse5_phaddbq): Ditto.
4560 (sse5_phaddwd): Ditto.
4561 (sse5_phaddwq): Ditto.
4562 (sse5_phadddq): Ditto.
4563 (sse5_phaddubw): Ditto.
4564 (sse5_phaddubd): Ditto.
4565 (sse5_phaddubq): Ditto.
4566 (sse5_phadduwd): Ditto.
4567 (sse5_phadduwq): Ditto.
4568 (sse5_phaddudq): Ditto.
4569 (sse5_phsubbw): Ditto.
4570 (sse5_phsubwd): Ditto.
4571 (sse5_phsubdq): Ditto.
4572 (sse5_pperm): Ditto.
4573 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4574 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4575 (sse5_pperm_sign_v8hi_v4si): Ditto.
4576 (sse5_pperm_zero_v8hi_v4si): Ditto.
4577 (sse5_pperm_sign_v4si_v2di): Ditto.
4578 (sse5_pperm_sign_v4si_v2di): Ditto.
4579 (sse5_pperm_pack_v2di_v4si): Ditto.
4580 (sse5_pperm_pack_v4si_v8hi): Ditto.
4581 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4582 (sse5_perm<mode>): New SSE5 intrinsic insn.
4583 (rotl<mode>3): Ditto.
4584 (sse5_rotl<mode>3): Ditto.
4585 (sse5_ashl<mode>3): Ditto.
4586 (sse5_lshl<mode>3): Ditto.
4587 (sse5_frcz<mode>2): Ditto.
4588 (sse5s_frcz<mode>2): Ditto.
4589 (sse5_cvtph2ps): Ditto.
4590 (sse5_cvtps2ph): Ditto.
4591 (sse5_vmmaskcmp<mode>3): Ditto.
4592 (sse5_com_tf<mode>3): Ditto.
4593 (sse5_maskcmp<mode>3): Ditto.
4594 (sse5_maskcmp_uns<mode>3): Ditto.
4595 (sse5_maskcmp_uns2<mode>3): Ditto.
4596 (sse5_pcom_tf<mode>3): Ditto.
4598 * config/i386/predicates.md (sse5_comparison_float_operator):
4599 New predicate to match the comparison operators supported by
4600 the SSE5 com instruction.
4601 (ix86_comparison_int_operator): New predicate to match just the
4602 signed int comparisons.
4603 (ix86_comparison_uns_operator): New predicate to match just the
4604 unsigned int comparisons.
4606 * doc/invoke.texi (-msse5): Add documentation.
4607 (-mfused-madd): Ditto.
4609 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4611 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4613 (x86_64-*-*): Ditto.
4615 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4617 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4618 intrinisics for SSE5.
4620 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4623 * config/i386/mmintrin-common.h: New file, to contain common
4624 instructions between SSE4.1 and SSE5.
4626 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4627 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4628 (gen_regparm_prefix): Ditto.
4630 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4631 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4632 prototype_p to determine if a function is prototyped.
4634 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4636 * c-common.c (c_common_reswords) add the alignof keyword,
4637 with same RID as __alignof and __alignof__
4639 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4641 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4642 * hooks.c (hook_bool_const_int_const_int_true): New function.
4643 * target.h (struct gcc_target): Add can_eliminate field.
4644 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4645 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4646 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4647 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4648 (elim_table): Revise comment.
4649 * system.h (CAN_ELIMINATE): Poison.
4650 * defaults.h (CAN_ELIMINATE): Remove.
4651 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4653 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4654 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4656 (alpha_vms_can_eliminate): Declare as static, change return type to
4658 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4660 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4661 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4662 (arm_can_eliminate): New function.
4664 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4665 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4666 (avr_can_eliminate): Declare as static.
4667 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4669 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4670 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4671 (bfin_can_eliminate): New function.
4673 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4674 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4675 (crx_can_eliminate): New function.
4677 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4678 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4679 (fr30_can_eliminate): New function.
4681 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4682 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4683 (frv_can_eliminate): New function.
4685 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4686 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4687 (h8300_can_eliminate): New function.
4689 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4690 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4691 (i386_can_eliminate): Declare as static, change return type to bool.
4692 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4694 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4695 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4696 (ia64_can_eliminate): New function.
4698 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4699 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4700 (iq2000_can_eliminate): New function.
4702 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4703 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4704 (m32r_can_eliminate): New function.
4706 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4707 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4708 (m68hc11_can_eliminate): New function.
4710 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4711 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4712 (m68k_can_eliminate): New function.
4714 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4715 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4716 (mep_can_eliminate): New function.
4718 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4719 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4720 (mips_can_eliminate): New function.
4722 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4723 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4724 (rs6000_can_eliminate): New function.
4726 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4727 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4728 (s390_can_eliminate): Declare as static.
4729 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4731 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4732 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4733 (score_can_eliminate): New function.
4735 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4736 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4737 (sparc_can_eliminate): Declare as static.
4738 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4740 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4741 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4742 (xstormy16_can_eliminate): New function.
4744 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4745 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4746 (v850_can_eliminate): New function.
4748 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4750 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4751 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4752 (*movdfcc_ext[1234]): Disable for IEEE mode.
4754 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4756 * gimplify.c (prepare_gimple_addressable): New static function.
4757 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4759 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4760 manually fiddling with it.
4762 2009-08-25 Michael Matz <matz@suse.de>
4764 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4765 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4767 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4768 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4769 (do_jump): Split out code for simple binary comparisons into ...
4770 (do_jump_1): ... this, taking the individual operands and code.
4771 Change callers to helper function above accordingly.
4772 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4775 2009-08-25 Michael Matz <matz@suse.de>
4777 * expr.h (struct separate_ops, sepops): New type for passing
4778 around an exploded simple expression.
4779 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4780 Use this structure instead of expression tree.
4781 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4782 expression, only its type.
4783 (expand_vec_cond_expr): Take type and individual operands instead
4785 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4786 expand_vec_shift_expr): Change prototype accordingly.
4787 * tree-vect-stmts.c (vectorizable_condition): Change call of
4788 expand_vec_cond_expr_p to pass only type.
4789 * expr.c (do_store_flags): Change prototype and implementation
4790 to take an exploded expression.
4791 (expand_expr_real_1): New local ops initialized with details
4792 of the full expression. Use it instead of full
4793 expression in calls to do_store_flags, expand_vec_cond_expr,
4794 expand_widen_pattern_expr and expand_vec_shift_expr.
4796 2009-08-25 Michael Matz <matz@suse.de>
4798 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4799 treeop2 initialized with first three operands of the full expression.
4800 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4802 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4804 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4805 (__gthread_objc_condition_allocate): Mark arguments as unused.
4806 (__gthread_objc_condition_deallocate): Likewise.
4807 (__gthread_objc_condition_wait): Likewise.
4808 (__gthread_objc_condition_broadcast): Likewise.
4809 (__gthread_objc_condition_signal): Likewise.
4810 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4811 (__gthread_objc_thread_id): Likewise.
4813 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4816 * tree-pretty-print.c (print_call_name): Print the correct call name
4817 for procedure pointer components.
4819 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4821 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4822 default_promote_function_mode when not VMS.
4824 2009-08-24 Olivier Hainque <hainque@adacore.com>
4826 * convert.c (convert_to_integer): Don't assume an input pointer is
4827 POINTER_SIZE wide. Fetch from the type instead.
4829 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4831 * configure.ac (AC_PREREQ): Bump to 2.64.
4833 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4835 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4836 (process_command): Don't search standard_exec_prefix_1 and
4837 standard_exec_prefix_2.
4839 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4841 * config/arm/arm.c (output_return_instruction): Handle for
4844 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4846 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4848 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4850 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4851 (*arm_movdf_vfp): Likewise.
4853 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4855 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4856 (vashr<mode>3): Rename from ashr<mode>3.
4857 (vlshr<mode>3): Rename from lshr<mode>3.
4859 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4862 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4863 (check_format_info_main): Use scalar_identify_flag.
4864 (check_format_types): Check for scalar size identity if
4865 scalar_identify_flag is set.
4866 (printf_length_specs): Extend by new field.
4867 (asm_fprintf_length_specs): Likewise.
4868 (gcc_diag_length_specs): Likewise.
4869 (scanf_length_specs): Likewise.
4870 (strfmon_length_specs): Likewise.
4871 (gcc_gfc_length_specs): Likewise.
4872 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4873 (ms_printf_flag_specs): Likewise.
4874 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4876 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4879 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4880 (*call_value_pop_1): Ditto.
4881 (*sibcall_pop_1): New insn pattern.
4882 (*sibcall_value_pop_1): Ditto.
4884 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4887 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4890 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4893 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4894 (get_reg_use_in): New function.
4895 (forward_propagate_subreg): Propagate through subreg of zero_extend
4898 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4900 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4901 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4903 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4905 * configure.ac: Remove --with-datarootdir, --with-docdir,
4906 --with-htmldir switches. No need to call AC_SUBST for
4907 datarootdir, docdir, htmldir any more.
4908 * configure: Regenerate.
4909 * doc/install.texi (Configuration): Document --datarootdir,
4910 --docdir, --htmldir, --pdfdir; update documentation for
4911 --infodir, --mandir.
4912 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4915 * aclocal.m4: Regenerate.
4916 * config.in: Regenerate.
4917 * configure: Regenerate.
4919 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4920 Olivier Hainque <hainque@adacore.com>
4922 * config/ia64/ia64.c: Include libfuncs.h.
4923 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4924 (ia64_expand_call): Use reg 25 on VMS.
4925 (ia64_initialize_trampoline): Fix for VMS ABI.
4926 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4927 (ia64_function_arg): Initialize reg 25 on VMS.
4928 Fix OpenVMS ABI issues for varargs.
4929 For OpenVMS, emit the Argument Information register set in the
4930 incoming/sibcall case as well.
4931 (ia64_arg_type): New function.
4932 (ia64_function_arg_advance): Keep track of cum->words.
4933 Fix OpenVMS ABI issues for varargs.
4934 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4935 (ia64_override_options): Set flag_no_common on VMS.
4936 (ia64_init_builtins): Disable FWRITE builtin.
4937 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4938 (ia64_vms_init_libfuncs): Add decc$ routines.
4939 (ia64_vms_valid_pointer_mode): New function.
4940 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4941 (ia64_promote_function_mode): New function
4942 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4943 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4944 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4945 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4946 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4947 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4948 Suppress trailing '#' if VALUE is numeric.
4949 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4950 ia64_promote_function_mode.
4951 (TARGET_VALID_POINTER_MODE): Define.
4953 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4956 * config/rs6000/rs6000.c (rs6000_override_options): Use
4957 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4960 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4961 reporting of vector + decimal/boolean/complex error.
4963 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4965 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4966 __vector double TYPE_DECL.
4968 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4970 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4971 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4972 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4973 to pointer to enum machine_mode. Update all callers as needed.
4975 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4977 * config/alpha/alpha.md (exception_receiver): Emit alternative
4978 GP load sequence if flag_reorder_blocks_and_partition is set.
4979 (*exception_receiver_2): Also enable when
4980 flag_reorder_blocks_and_partition is set.
4982 2009-08-20 Matt Rice <ratmice@gmail.com>
4983 Diego Novillo <dnovillo@google.com>
4985 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4988 2009-08-20 Richard Guenther <rguenther@suse.de>
4990 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4991 * c-tree.h (c_dup_lang_specific_decl): Remove.
4992 (struct lang_decl, struct lang_type): Move definitions ...
4993 * c-lang.h: ... here. New file.
4994 * c-decl.c: Include c-lang.h.
4995 (c_dup_lang_specific_decl): Remove.
4996 * c-typeck.c: Include c-lang.h.
4997 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4998 (c-typeck.o): Likewise.
4999 * c-config-lang.in (gtfiles): Add c-lang.h.
5000 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5003 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5005 * config/alpha/alpha.c (alpha_end_function): Do not clear
5006 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5007 this is now handled in generic code.
5009 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5011 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5012 (s390_z10_fix_long_loop_prediction): New function.
5013 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5014 (s390_reorg): Walk over the INSNs and invoke
5015 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5017 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5019 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5020 "*brx_64bit", "*brx_31bit"): New patterns.
5021 * config/s390/s390.c ('E'): New output modifier.
5023 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5024 Richard Earnshaw <richard.earnshaw@arm.com>
5026 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5027 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5029 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5031 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5033 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5034 for mode mode of operand0 when doing secondary reload for SAR.
5036 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5039 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5040 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5042 2009-08-19 Jason Merrill <jason@redhat.com>
5044 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5045 supported template depth in C++0x.
5047 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5049 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5050 free_after_compilation.
5051 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5052 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5053 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5054 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5055 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5056 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5057 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5059 2009-08-19 Ian Lance Taylor <iant@google.com>
5061 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5062 of (plus (mult (neg B) C) A).
5064 2009-08-18 Michael Matz <matz@suse.de>
5066 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5067 instead of comparing TYPE_MAIN_VARIANT for equality.
5068 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5069 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5070 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5071 * gimplify.c (goa_lhs_expr_p): Ditto and use
5072 STRIP_USELESS_TYPE_CONVERSION.
5074 2009-08-18 Michael Matz <matz@suse.de>
5076 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5077 first field in a struct.
5078 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5080 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5082 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5083 locators before emit_insn is called. Remove assert that
5085 (alpha_end_function): Clear crtl->emit structure and free insn
5086 locators if cfun->is_thunk is true.
5088 2009-08-18 Jason Merrill <jason@redhat.com>
5090 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5092 * configure.ac: Test for it.
5093 * configure, config.in: Regenerate.
5094 * doc/install.texi: Document --enable-gnu-unique-object.
5096 2009-08-18 Richard Guenther <rguenther@suse.de>
5099 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5100 pow(x,y*z) only if x is nonnegative.
5102 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5104 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5108 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5109 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5111 2009-08-17 DJ Delorie <dj@redhat.com>
5113 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5114 * config/m32c/prologue.md (epilogue_freit): New.
5116 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5117 (bank_switch_p): Likewise.
5118 (fast_interrupt_p): Likewise.
5119 (interrupt_p): Likewise.
5120 (m32c_conditional_register_usage): Round memregs size up.
5121 (need_to_save): We only need to save $a0 when we use ENTER.
5122 (interrupt_p): Check for fast_interrupt too.
5123 (bank_switch_p): New.
5124 (fast_interrupt_p): New.
5125 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5126 (m32c_emit_prolog): Support bank switching and fast interrupts.
5127 * doc/extend.texi (Function Attributes): Add bank_switch and
5130 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5132 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5133 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5135 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5137 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5138 (menu): Add IA-64/VMS Options.
5139 (IA-64/VMS Options): Likewise.
5141 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5144 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5146 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5148 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5149 (mips_pop_asm_switch): Likewise.
5150 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5152 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5153 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5154 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5155 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5156 instead of set_noreorder.
5157 (mips_output_function_prologue): Use the new functions.
5158 (mips_output_function_epilogue): Likewise.
5159 (mips_need_noat_wrapper_p): New function, split out from...
5160 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5161 Use mips_push_asm_switch and mips_pop_asm_switch.
5162 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5163 and mips_pop_asm_switch.
5164 (ASM_OUTPUT_REG_POP): Likewise.
5165 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5166 Use mips_pop_asm_switch.
5167 (mips_asm_switch): New structure.
5168 (set_noreorder, set_nomacro): Replace with...
5169 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5170 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5171 instead of set_nomacro.
5172 (fix_truncsfsi2_macro): Likewise.
5173 (cprestore): Likewise.
5174 (hazard): Use mips_noreorder instead of set_noreorder.
5175 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5177 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5179 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5180 from prev_active_insn.
5182 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5184 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5185 * config/avr/avr.c (avr_override_options): Initialize
5186 avr_current_arch variable.
5187 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5188 __AVR_HAVE_16BIT_SP__ according to the device type.
5189 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5191 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5192 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5194 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5197 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5198 generating inlined subroutine die only. We shouldn't be
5199 called for anything else.
5200 (gen_block_die): Don't generate inline subroutine debug info for
5203 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5205 * graphite-poly.c (print_pbb): Print PBB index.
5207 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5210 * graphite-interchange.c (ppl_max_for_le): Moved...
5211 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5212 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5213 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5214 * graphite-ppl.h (ppl_max_for_le): Declared.
5216 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5218 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5219 supported on all platforms.
5220 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5221 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5222 * c-pragma.c: Likewise.
5223 * target-def.h (TARGET_INITIALIZER): Remove
5224 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5225 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5227 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5229 * config/ia64/fde-vms.c: New file.
5230 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5231 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5232 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5233 (uw_frame_state_for): Only register a personality routine if it is
5234 known to be compatible with our expectations.
5235 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5236 Declare unw_table_entry stack variable and
5237 mod all calls to _Unwind_FindTableEntry to add arg.
5238 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5239 (_Unwind_FindTableEntry): Add arg to prototype.
5241 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5243 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5244 field 'signal_pfs_loc'.
5245 (uw_frame_state_for): Remove duplicate code dealing with leaf
5246 procedures without unwind info.
5247 If in the frame after unwinding through a signal handler, restore
5248 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5249 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5250 'pfs_loc' to the AR.PFS location in the signal context; instead
5251 set 'signal_pfs_loc'.
5252 Manually generate the unwind info for the AR.PFS register.
5253 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5254 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5255 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5256 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5257 instead set 'signal_pfs_loc'.
5258 Remove code preventing the AR.PFS register from being restored
5259 from the signal context.
5261 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5262 Tristan Gingold <gingold@adacore.com>
5264 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5265 * config/ia64/t-vms: New file.
5266 * config/ia64/vms64.h: New file.
5267 * config/ia64/vms.h: New file.
5268 * config/ia64/vms-crtinit.asm: New file.
5269 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5270 * config/ia64/vms-unwind.h: New file.
5272 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5274 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5277 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5280 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5282 * real.h (do_mpc_arg2): ... here.
5283 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5286 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5288 * final.c (add_debug_prefix_map): Don't use GC memory for
5289 old_prefix and new_prefix.
5291 2009-08-14 Richard Guenther <rguenther@suse.de>
5293 * ipa-prop.c (compute_complex_pass_through): If we cannot
5294 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5296 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5298 * c-lex.c (c_lex_with_flags): Increase size of local variable
5299 to avoid memory clobber.
5301 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5304 * config/i386/i386.c (ix86_fp_comparison_strategy):
5305 Only enable/disable sahf at function granularity.
5307 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5309 PR rtl-optimization/41064
5310 * reload1.c (reload_as_needed): Don't call extract_insn
5311 for known invalid replacements after calling
5312 validate_replace_rtx_group and verify_changes.
5314 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5317 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5318 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5319 ix86_expand_fp_vcond.
5320 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5321 Assert that operation is supported by ix86_expand_int_vcond.
5322 (vcondu<SSEMODE124C8:mode>): Ditto.
5324 2009-08-13 DJ Delorie <dj@redhat.com>
5326 * config/i386/djgpp-stdint.h: New.
5327 * config.gcc (djgpp): Use it.
5329 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5331 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5332 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5334 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5336 * tree-ssa-loop-prefetch.c
5337 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5338 for long-stride pruning.
5339 (compute_miss_rate): New function to compute the probability
5340 that two memory references access different cache lines.
5342 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5344 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5346 2009-08-13 Richard Guenther <rguenther@suse.de>
5349 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5350 use the constant pointer type.
5351 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5352 of CV qualifiers on the target pointer type.
5353 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5354 conversion check before restrict check.
5356 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5359 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5361 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5363 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5365 2009-08-12 Richard Guenther <rguenther@suse.de>
5367 PR tree-optimization/41011
5368 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5369 and reference constructing.
5371 2009-08-12 Xinliang David Li <davidxl@google.com>
5373 PR tree-optimization/41012
5374 * tree-flow.h : New external interface.
5375 * gimple-low.c (check_call_arg): Change to public function.
5376 Remove argument mismatch check in lowering.
5377 * tree-inline.h (tree_can_inline_p): Interface change.
5378 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5380 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5381 Call change to tree_can_inline_p function.
5382 (cgraph_decide_inlining_incrementally): Ditto.
5384 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5386 PR tree-optimization/41031
5387 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5388 on the partition variable rather than promote_mode on the source
5389 type. Assert that the partition variable's type has the same
5390 mode as the source value's.
5392 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5394 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5395 for for_return == 2.
5396 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5398 * calls.c (expand_call): Fix typo.
5399 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5401 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5403 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5404 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5405 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5406 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5408 2009-08-12 Andrew Haley <aph@redhat.com>
5410 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5412 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5415 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5417 2009-08-12 Richard Guenther <rguenther@suse.de>
5419 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5420 * gimplify.c (gimplify_modify_expr): Do not use
5421 lang_hooks.types_compatible_p.
5422 * tree-ssa.c (useless_type_conversion_p): For aggregates
5423 just return false if the canonical types differ.
5425 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5428 * sese.c (convert_for_phi_arg): New.
5429 (add_guard_exit_phis): Use convert_for_phi_arg.
5431 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5433 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5434 unknown subscript upper bounds.
5436 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5437 Pranav Garg <pranav.garg2107@gmail.com>
5439 * graphite-interchange.c (gather_access_strides): Removed.
5440 (ppl_max_for_le): New.
5441 (build_linearized_memory_access): New.
5442 (memory_stride_in_loop): New.
5443 (pbb_interchange_profitable_p): Reimplemented.
5444 * graphite-ppl.h (ppl_new_id_map): New.
5445 (ppl_interchange): New.
5447 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5449 * graphite-interchange.c (compute_subscript): Removed.
5450 (compute_array_size_cstr): Removed.
5451 (compute_array_size_poly): Removed.
5452 (compute_array_size): Removed.
5453 (gather_access_strides_poly): Removed.
5454 (gather_access_strides): Empty.
5456 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5458 * graphite-dependences.c (dependence_polyhedron_1): Replace
5459 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5460 (graphite_legal_transform_dr): Same.
5461 (graphite_carried_dependence_level_k): Same.
5462 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5463 Initialize PDR_NB_SUBSCRIPTS.
5464 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5466 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5467 (PDR_NB_SUBSCRIPTS): New.
5468 (pdr_nb_subscripts): Removed.
5469 (pdr_dim): Simplified.
5470 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5471 with PDR_NB_SUBSCRIPTS.
5473 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5475 * graphite-interchange.c (compute_array_size): Remove use of
5477 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5478 Do not initialize PDR_DATA_CONTAINER.
5479 (print_pdr): Do not print PDR_DATA_CONTAINER.
5480 * graphite-poly.h (struct poly_dr): Remove data_container field.
5481 (PDR_DATA_CONTAINER): Removed.
5482 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5484 (build_poly_dr): Same.
5486 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5487 Sebastian Pop <sebastian.pop@amd.com>
5489 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5490 copy of the dependence polyhedron. Free the temporary objects.
5491 (graphite_carried_dependence_level_k): Free unused objects before
5494 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5495 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5496 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5497 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5498 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5500 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5502 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5503 Early return without analyzing the data dependences if no
5504 transform has been done. Call restore_scattering if the transform
5506 (graphite-interchange.c): Same.
5507 * graphite-poly.c (print_scattering_function): Test for
5509 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5510 (apply_poly_transforms): Do not gcc_assert that
5511 the transform is legal.
5512 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5513 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5514 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5515 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5516 * graphite-poly.h (struct poly_scattering): New.
5517 (struct poly_bb): Add original, transformed, and saved fields.
5518 Remove transformed_scattering, original_scattering,
5519 nb_local_variables and nb_scattering_transform fields.
5520 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5521 (poly_scattering_new): New.
5522 (poly_scattering_free): New.
5523 (poly_scattering_copy): New.
5524 (store_scattering_pbb): New.
5525 (store_scattering): New.
5526 (restore_scattering_pbb): New.
5527 (restore_scattering): New.
5528 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5529 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5531 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5533 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5536 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5538 * Makefile.in (graphite.o): Depends on PREDICT_H.
5539 * graphite.c: Include predict.h.
5540 (graphite_finalize): Call tree_estimate_probability.
5541 * predict.c (predict_loops): Do not call scev_initialize and
5543 (tree_estimate_probability_bb): New.
5544 (tree_estimate_probability): Do not initialize loops: move that
5545 code to the driver. Call tree_estimate_probability_bb.
5546 (tree_estimate_probability_driver): New.
5547 (pass_profile): Use tree_estimate_probability_driver.
5548 * predict.h (tree_estimate_probability): Declared.
5550 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5552 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5553 * graphite-dependences.c (graphite_legal_transform): Add time to
5554 TV_GRAPHITE_DATA_DEPS.
5555 (dependency_between_pbbs_p): Same.
5556 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5558 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5560 PR rtl-optimization/41033
5561 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5562 aliasing is disabled.
5564 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5566 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5567 si_mask_operand, and_load_operand, low_bitmask_operand,
5568 and_reg_operand, and_operand): New predicates.
5569 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5570 * config/mips/mips.c (and_operands_ok): New function.
5571 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5572 * config/mips/mips.md (move_type): Add ext_ins and logical.
5573 (type): Handle them.
5574 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5575 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5576 shift_shift. Remove commutative constraint modifier.
5577 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5579 (*clear_upper32_dext): Remove define_insn_and_split.
5580 (*clear_upper32): Turn this define_insn_and_split ...
5581 (splitter for ANDing register with 0xffff_ffff): .. into this.
5583 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5585 * combine.c (try_widen_shift_mode): Factor out code to check if an
5586 integer constant is a low-order bitmask from here ...
5587 * rtlanal.c (low_bitmask_len): ... to here.
5588 * rtl.h (low_bitmask_len): Declare.
5590 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5593 * config/alpha/alpha.md (addsi3): Remove expander.
5594 (addsi3): Rename from *addsi3_internal insn pattern.
5595 (subsi3): Remove expander.
5596 (subsi3): Rename from *subsi3_internal insn pattern.
5598 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5600 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5603 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5604 Eric Botcazou <botcazou@adacore.com>
5605 Douglas B Rupp <rupp@gnat.com>
5607 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5608 that records that fit in 64 bits are returned by immediate value,
5609 as required by OpenVMS Calling Standard.
5610 (function_value): Adjust for above modification.
5611 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5612 virtual_incoming_args_rtx as base object, not next_arg.
5613 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5615 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5617 * reload.c (find_reloads_subreg_address): Check the original
5618 req_equiv_mem address to detect the case where an address is
5619 not valid in the outer mode.
5621 2009-08-11 Richard Guenther <rguenther@suse.de>
5624 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5626 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5628 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5629 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5631 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5632 Douglas B Rupp <rupp@gnat.com>
5634 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5635 PT_STACK when frame_pointer_needed on OpenVMS.
5636 (alpha_pv_save_size, alpha_using_fp): Remove.
5637 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5638 with proper processing for PT_NULL.
5639 (alpha_vms_initial_elimination_offset): New function. Support for
5640 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5641 (alpha_sa_size): Force procedure type to PT_STACK when
5642 frame_pointer_needed on OpenVMS.
5643 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5644 (alpha_using_fp): Likewise.
5645 (alpha_vms_can_eliminate): Add prototype.
5646 (alpha_vms_initial_elimination_offset): Likewise.
5647 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5648 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5650 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5651 Douglas B Rupp <rupp@gnat.com>
5653 * config/alpha/alpha.c (common_object_handler): New function.
5654 (vms_attribute_table): Declare a single attribute "common_object".
5655 (vms_output_aligned_decl_common): New global function.
5656 (SECTION_VMS_OVERLAY): Delete.
5657 (SECTION_VMS_GLOBAL): Likewise.
5658 (SECTION_VMS_INITIALIZE): Likewise.
5659 (vms_asm_named_section): Remove support for above flags.
5660 (vms_section_type_flags): Delete.
5661 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5662 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5663 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5664 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5666 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5669 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5670 (sub_ddmmss): Likewise.
5672 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5675 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5678 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5681 * reload1.c (reload_as_needed): Use cancel_changes to completely
5682 undo a failed replacement attempt.
5684 2009-08-10 Richard Guenther <rguenther@suse.de>
5687 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5688 (useless_type_conversion_p): ... here. Require pointer targets
5691 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5694 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5695 loose the original type of the statement list.
5697 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5699 * config/alpha/alpha.c: Include libfuncs.h
5700 (avms_asm_output_extern): New function.
5701 (alpha_init_libfuncs): Init some decc libfuncs.
5702 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5703 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5704 (DO_CRTL_NAMES): Define.
5706 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5707 (LONG_TYPE_SIZE): Define.
5708 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5709 (SUBTARGET_SWITCHES): Define malloc64 switch.
5710 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5711 (MASK_RETURN_ADDR): Define.
5712 doc/invoke.texi (mmalloc64): Document switch.
5714 2009-08-09 Olivier Hainque <hainque@adacore.com>
5715 Douglas B Rupp <rupp@gnat.com>
5717 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5718 uses_condition_handler.
5719 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5720 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5721 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5722 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5723 (code_for_builtin): New insn codes for the new alpha_builtins.
5724 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5725 (alpha_sa_size): Account for uses_condition_handler.
5726 (alpha_expand_prologue): Likewise.
5727 (alpha_start_function): Likewise.
5728 (alpha_expand_epilogue): Likewise.
5729 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5730 establish/revert expanders.
5731 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5732 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5733 New expander, resorting to the alpha.c associated function.
5734 (builtin_revert_vms_condition_handler): Likewise.
5735 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5736 __gcc_shell_handler, the static VMS condition handler used as
5737 an indirection wrapper to the current dynamically established
5739 * config/alpha/vms-unwind.h: Complete rewrite.
5740 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5741 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5743 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5744 Douglas B Rupp <rupp@gnat.com>
5746 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5747 (alpha_need_linkage): Handle aliases. Return function symbol.
5748 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5749 Use ultimate alias target for the linkage name.
5750 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5751 by alpha_need_linkage for the function symbol.
5752 (setmemdi): Likewise.
5754 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5756 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5757 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5758 (ASM_WEAKEN_LABEL): Define.
5759 (CRT_CALL_STATIC_FUNCTION): Define.
5760 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5761 (ENDFILE_SPEC): Define.
5762 (INIT_SECTION_ASM_OP): Define.
5763 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5764 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5766 (MULTILIB_OSDIRNAMES): Define.
5767 (shlib_version): Define.
5768 (SHLIB_EXT): Define.
5769 (SHLIB_OBJS): Define.
5770 (SHLIB_NAME): Define.
5771 (SHLIB_MULTILIB): Define.
5772 (SHLIB_INSTALL): Define.
5773 (SHLIB_SYMVEC): Define.
5774 (SHLIB_SYMVECX2): Define.
5775 (SHLIB_LINK): Define.
5777 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5779 * config/alpha/alpha.c (alpha_initialize_trampoline):
5780 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5781 (alpha_start_function): Emit transfer address on nested functions
5782 for VMS trampoline call.
5783 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5784 since no longer used.
5785 * config/alpha/vms-tramp.asm: Remove.
5786 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5787 since now only data initialized at runtime.
5789 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5791 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5792 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5793 (MD_EXEC_PREFIX): Remove, no longer used.
5794 (MD_STARTFILE_PREFIX): Likewise.
5795 (INCLUDE_DEFAULTS): Likewise.
5796 * config/alpha/t-vms:
5797 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5799 2009-08-09 Richard Guenther <rguenther@suse.de>
5801 PR tree-optimization/41016
5802 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5803 (operand_precision): Remove.
5804 (integral_operand_p): Likewise.
5805 (recognize_single_bit_test): Adjust.
5807 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5809 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5810 operation overflows. Likewise non-cast unary arithmetic.
5811 If one arm of a conditional expression is always taken,
5812 inhibit evaluation warnings for the other arm. Likewise inhibit
5813 evaluation warnings for the second && or || operand if the first
5814 operand is enough to determine the result.
5815 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5817 (build_binary_op): Prevent duplicate evaluation warnings.
5819 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5821 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5822 and destination have different modes, Use promote_mode to
5823 determine the signedness of the conversion. Assert that the
5824 promoted source mode matches the destination mode. Don't pass
5825 the destination and destination mode to expand_expr if the source
5826 mode is different. Simplify conversion logic.
5828 2009-08-09 Ira Rosen <irar@il.ibm.com>
5830 PR tree-optimization/41008
5831 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5832 from condition only in case it's a comparison. Adjust checks.
5834 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5836 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5837 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5838 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5839 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5840 (dump_cand): Handle them.
5841 (struct iv_cand): New members COST_STEP and AINC_USE.
5842 (stmt_after_increment): Likewise.
5843 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5844 callers changed. Use gimple_uid comparison instead of scanning.
5845 (add_candidate_1): When looking for identical candidates, take
5846 AINC_USE into account. Set it for new candidates.
5847 (force_expr_to_var_cost): Cast target_spill_cost to int.
5848 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5849 All callers changed. Check for availability of autoinc addressing
5850 modes, both in general for a given mode, and in the specific use case.
5851 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5853 (get_computation_cost): Likewise.
5854 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5855 add_autoinc_candidates): New static functions.
5856 (add_candidate): Call add_autoinc_candidates for candidates based on
5858 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5859 (determine_use_iv_cost_address): If we have an autoinc candidate at
5860 the matching use, verify autoinc is possible and subtract the cost
5861 of the candidate's step from the cost.
5862 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5863 member of the candidate.
5864 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5865 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5867 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5869 * config.build (ia64-hp-*vms*): New target.
5870 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5872 * config.gcc (ia64-hp-*vms*): New target.
5873 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5875 * config.host (ia64-hp-*vms*): New target.
5876 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5879 2009-08-08 Richard Guenther <rguenther@suse.de>
5881 PR tree-optimization/40991
5882 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5884 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5886 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5887 mode check. Do truncations in an integer mode.
5888 (force_to_mode): Handle subregs for all mode types. Only do
5889 arithmetic simplifications on integer modes.
5891 2009-08-07 Richard Guenther <rguenther@suse.de>
5893 PR tree-optimization/40999
5894 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5895 (maybe_fold_reference): Lookup constant initializers.
5896 (fold_gimple_assign): Likewise.
5898 2009-08-07 Richard Guenther <rguenther@suse.de>
5900 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5901 that require structural equality defer to the langhook.
5903 2009-08-07 Martin Jambor <mjambor@suse.cz>
5905 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5907 (struct ipa_pass_through_data): New type.
5908 (struct ipa_ancestor_jf_data): New type.
5909 (union jump_func_value): Removed field formal_id, added fields
5910 pass_through and ancestor.
5911 (struct ipa_param_call_note): Changed type of formal_id to int from
5913 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5914 operations jump functions and ancestor jump functions.
5915 (compute_complex_pass_through): New function.
5916 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5917 reflect changes in the jump function strucutre.
5918 (update_jump_functions_after_inlining): Ignore complex pass-through
5919 and ancestor jump functions.
5920 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5921 polynomial pass-through with operation jump functions.
5923 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5925 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5926 fde->dw_fde_begin as begin label instead of hot/cold label.
5927 Use LLSDAC label instead of LLSDA for second section lsda.
5928 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5929 label instead of LLSDA if it is true.
5930 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5932 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5933 SECTION argument. Use it as index into crtl->eh.call_site_record
5935 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5936 use it to determine how to print table entries instead of using
5937 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5938 label instead of normal begin label as base.
5939 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5940 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5941 ensure no EH range spans between sections and that landing pads
5942 are always in the corresponding section.
5943 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5944 for crtl->eh.call_site_record being an array rather than scalar.
5945 (output_one_function_exception_table): New function, copied
5946 from output_function_exception_table. Adjust
5947 dw2_size_of_call_site_table, dw2_output_call_site_table
5948 callers. For SECOND section use *C suffixed labels.
5949 (output_function_exception_table): Call
5950 output_one_function_exception_table and, when doing hot/cold
5951 partitioning, also another time for the second section.
5952 * opts.c: Include except.h.
5953 (decode_options): Allow -freorder-blocks-and-partition with
5954 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5955 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5956 * function.h (struct rtl_eh): Change call_site_record from
5957 scalar into array of 2 elements.
5959 2009-08-07 Martin Jambor <mjambor@suse.cz>
5961 * ipa-prop.c (count_formal_params_1): New function.
5962 (ipa_get_vector_of_formal_parms): New function.
5963 (get_vector_of_formal_parm_types): New function.
5964 (ipa_modify_formal_parameters): New function.
5965 (ipa_modify_call_arguments): New function.
5966 (index_in_adjustments_multiple_times_p): New function.
5967 (ipa_combine_adjustments): New function.
5968 (ipa_dump_param_adjustments): New function.
5969 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5970 (ipa_get_vector_of_formal_parms): Declare.
5971 (ipa_modify_formal_parameters): Declare.
5972 (ipa_modify_call_arguments): Declare.
5973 (ipa_combine_adjustments): Declare.
5974 (ipa_dump_param_adjustments): Declare.
5975 (build_ref_for_offset): Declare.
5976 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5977 * tree-sra.c: Include ipa-prop.c.
5978 (build_ref_for_offset): Make public.
5980 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5982 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5984 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5986 * gcc/doc/extend.texi (__builtin_extract_return_address)
5987 (__builtin_frob_return_address): Document.
5989 2009-08-06 Paul Brook <paul@codesourcery.com>
5991 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5992 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5993 implementation on ARMv6-M.
5995 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5997 * doc/extend.texi (pcs): Document new attribute for ARM.
5999 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6001 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6004 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6006 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6009 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6011 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6013 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6015 Merge ARM/hard_vfp_branch to trunk.
6017 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6019 * arm.c (libcall_eq): New function.
6020 (libcall_hash): New function.
6021 (add_libcall): New function.
6022 (arm_libcall_uses_aapcs_base): New function.
6023 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6024 libcalls using the base PCS.
6025 (arm_init_cumulative_args): Likewise.
6027 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6029 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6030 Use base ABI for conversion libfuncs between HFmode and SFmode.
6032 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6034 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6035 V4SImode as representatives of all 64-bit and 128-bit vector
6036 types. Allow vector types without vector modes.
6037 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6038 without vector modes like BLKmode.
6039 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6040 BLKmode. Avoid unsupported vector modes or TImode moves for
6042 (aapcs_vfp_allocate_return_reg): Likewise.
6043 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6044 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6046 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6048 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6049 (arm_get_pcs_model): Pass attribute arguments to
6050 arm_pcs_from_attribute.
6051 (arm_init_cumulative_args): Use base AAPCS for conversions from
6052 floating-point types to DImode.
6053 (arm_attribute_table): Add pcs attribute.
6054 (arm_handle_pcs_attribute): New.
6055 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6056 conversions from floating-point types to DImode, also declare them
6057 to use base AAPCS and declare functions they call to use base
6058 AAPCS and their RTABI names.
6060 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6062 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6063 -mfloat-abi=hard not being supported for VFP.
6065 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6067 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6068 SYMBOL_REF to hard_libcall_value.
6070 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6071 Richard Earnshaw <rearnsha@arm.com>
6073 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6074 has been put on the stack, all remaining co-processory arguments for
6075 that co-processor also go on the stack.
6077 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6079 * config/arm/arm.c (arm_return_in_memory): Handle returning
6080 vectors of suitable size in registers also for AAPCS case.
6082 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6084 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6086 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6088 ARM Hard-VFP calling convention
6089 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6090 * target.h (gcc_target): Add libcall_value to table of call hooks.
6091 * targhooks.h (default_libcall_value): Default implementation.
6092 * targhooks.c (default_libcall_value): Likewise.
6093 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6094 * optabs.c (expand_unop): Use it.
6095 * expr.h (hard_libcall_value): Pass the function RTX through.
6096 * calls.c (emit_library_call_value_1): Update call to
6098 * explow.c (hard_libcall_value): Use new target hook.
6099 * testsuite/lib/target-supports.exp
6100 (check_effective_target_arm_hard_vfp_ok): New hook.
6101 (check_effective_target_arm_neon_ok): Improve test for neon
6103 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6104 * config/arm/arm.c: Include cgraph.h
6105 (TARGET_FUNCTION_VALUE): Override default hook.
6106 (arm_pcs_default): New variable.
6107 (arm_override_options): Don't fault hard calling convention with VFP.
6108 Add support for AAPCS variants.
6109 (arm_function_value): Make static. Handle AAPCS variants.
6110 (arm_libcall_value): New function.
6111 (arm_apply_result_size): Handle VFP registers in results.
6112 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6114 (pcs_attribute_args): New variable.
6115 (arm_pcs_from_attribute): New function.
6116 (arm_get_pcs_model): New function.
6117 (aapcs_vfp_cum_init): New function.
6118 (aapcs_vfp_sub_candidate): New function.
6119 (aapcs_vfp_is_return_candidate): New function.
6120 (aapcs_vfp_is_call_candidate): New function.
6121 (aapcs_vfp_allocate): New function.
6122 (aapcs_vfp_allocate_return_reg): New function.
6123 (aapcs_vfp_advance): New function.
6124 (aapcs_cp_arg_layout): New variable.
6125 (aapcs_select_call_coproc): New function.
6126 (aapcs_select_return_coproc): New function.
6127 (aapcs_allocate_return_reg): New function.
6128 (aapcs_libcall_value): New function.
6129 (aapcs_layout_arg): New function.
6130 (arm_init_cumulative_args): Initialize AAPCS args data.
6131 (arm_function_arg): Handle AAPCS variants using new interface.
6132 (arm_arg_parital_bytes): Likewise.
6133 (arm_function_arg_advance): New function.
6134 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6135 calling conventions.
6136 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6137 * arm.h (NUM_VFP_ARG_REGS): Define.
6138 (LIBCALL_VALUE): Update.
6139 (FUNCTION_VALUE): Delete.
6140 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6141 (arm_pcs): New enum.
6142 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6143 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6144 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6145 * arm-protos.h (arm_function_arg_advance): Add.
6146 (aapcs_libcall_value): Add.
6147 (arm_function_value): Delete.
6149 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6150 H.J. Lu <hongjiu.lu@intel.com>
6153 * config/i386/i386.c (standard_sse_mode_p): Remove.
6154 (standard_sse_constant_p): Return 2 for integer mode
6155 vector_all_ones_operand when SSE2 is enabled.
6156 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6157 (ix86_expand_vector_move): Do not check for negative values from
6158 standard_sse_constant_p.
6160 2009-08-06 Richard Guenther <rguenther@suse.de>
6162 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6163 array type comparisons frontend independent.
6164 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6165 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6166 out array reference lower bound and element size operands.
6167 (ao_ref_init_from_vn_reference): Properly compute the offset
6168 for ARRAY_RANGE_REF.
6169 (vn_reference_fold_indirect): Fill out array reference lower
6170 bound and element size operands.
6171 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6172 a non gimple valued reference operand which can happen for
6173 array reference lower bound or element size.
6174 (create_component_ref_by_pieces_1): Properly generate the
6175 element size operand for array references.
6177 2009-08-06 Richard Guenther <rguenther@suse.de>
6179 PR tree-optimization/40964
6180 * tree.c (iterative_hash_host_wide_int): Export.
6181 * tree.h (iterative_hash_host_wide_int): Declare.
6182 * tree-ssa-structalias.c (heapvar_map): New struct.
6183 (heapvar_map_eq): New function.
6184 (heapvar_map_hash): Likewise.
6185 (heapvar_lookup): Adjust.
6186 (heapvar_insert): Likewise.
6187 (make_constraint_from_heapvar): Allow multiple heap variables
6188 per decl at different offsets.
6189 (init_alias_heapvars): Adjust.
6191 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6193 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6194 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6195 trailing sync if TARGET_SYNC_AFTER_SC.
6197 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6199 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6200 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6201 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6202 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6203 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6204 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6205 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6206 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6207 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6208 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6209 the prototype declaration match the definition.
6210 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6211 instructions explicitly. Add barrier_before and operands
6213 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6214 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6215 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6216 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6217 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6218 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6220 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6222 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6224 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6225 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6228 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6231 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6233 PR rtl-optimization/40924
6234 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6235 make sure canon_rtx (mem_address) isn't simpler than
6236 canon_rtx (expanded_mem_address).
6238 2009-08-05 Li Feng <nemokingdom@gmail.com>
6240 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6242 (build_scop_drs): Build alias set for each SCoP.
6244 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6246 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6247 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6248 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6249 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6250 (BASE_DRIVER_SELF_SPECS): Likewise.
6252 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6254 * tree-ssa-alias.c: Fix some comment typos.
6256 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6258 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6259 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6261 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6264 * simplify-rtx.c (simplify_binary_operation_1): Disable
6265 simplifications for decimal float operations.
6267 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6270 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6271 operand of INDIRECT_REF.
6273 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6275 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6276 constants referencing TLS symbols.
6278 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6280 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6281 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6283 2009-08-03 Richard Guenther <rguenther@suse.de>
6285 * tree.c (make_vector_type): Build a main variant first,
6286 get the canonical one and then build the variant.
6287 * tree-ssa.c (useless_type_conversion_p_1): Handle
6289 (useless_type_conversion_p): Conversions to pointers to
6290 incomplete record types are useless.
6292 2009-08-03 Richard Guenther <rguenther@suse.de>
6294 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6295 file will be created.
6296 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6297 * toplev.c (compile_file): Adjust comment.
6299 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6301 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6302 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6303 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6304 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6305 (sh_promote_function_mode): Fix typo.
6307 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6309 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6311 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6313 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6314 declaration arguments.
6316 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6318 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6319 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6320 (ix86_split_ashl): Ditto.
6321 (ix86_expand_vector_init_one_nonzero): Ditto.
6322 (ix86_expand_vector_set): Ditto.
6323 (ix86_expand_reduc_v4sf): Ditto.
6325 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6327 * explow.c (promote_function_mode): Remove assert.
6328 * config/sh/sh.c (sh_promote_function_mode): Declare.
6330 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6332 * config/pa/pa.c (pa_promote_function_mode): Declare.
6333 Change to static. Fix promote_mode call.
6335 * gthr-dce.h (CONST_CAST2): Define if not defined.
6336 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6338 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6340 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6342 * expr.c (store_constructor): Use promote_decl_mode. Remove
6343 now write-only variable unsignedp.
6344 (expand_expr_real_1): Use promote_decl_mode.
6345 * expr.h (promote_function_mode, promote_decl_mode): New.
6346 (promote_mode): Remove last argument.
6347 * function.c (assign_temp): Drop last argument of promote_mode.
6348 (assign_parm_find_data_types): Use promote_function_mode.
6349 (assign_parm_setup_reg): Likewise.
6350 (expand_function_end): Use promote_function_mode.
6351 * calls.c (initialize_argument_information): Use promote_function_mode.
6352 (precompute_arguments): Use promote_mode instead of checking if
6353 only PROMOTE_FUNCTION_MODE is defined.
6354 (expand_call): When making sibcall decisions, use promote_function_mode.
6355 Below, remove an if for targetm.calls.promote_function_return and
6356 and use promote_function_mode.
6357 (emit_library_call_value_1): Use promote_function_mode, fix bug
6358 where promote_mode was passed FOR_CALL == 0 for a return value in an
6360 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6361 * explow.c (promote_function_mode, promote_decl_mode): New.
6362 (promote_mode): Keep only the FOR_CALL == 0 case.
6363 * combine.c (setup_incoming_promotion): Remove test of
6364 promote_function_args. Use promote_function_mode.
6365 * stmt.c (expand_value_return): Use promote_decl_mode.
6366 (expand_decl): Use promote_decl_mode.
6368 * expr.c (store_constructor): Use promote_decl_mode. Remove
6369 now write-only variable unsignedp.
6370 (expand_expr_real_1): Use promote_decl_mode.
6371 * expr.h (promote_function_mode, promote_decl_mode): New.
6372 (promote_mode): Remove last argument.
6373 * function.c (assign_temp): Drop last argument of promote_mode.
6374 (assign_parm_find_data_types): Use promote_function_mode.
6375 (assign_parm_setup_reg): Likewise.
6376 (expand_function_end): Use promote_function_mode.
6377 * calls.c (initialize_argument_information): Use promote_function_mode.
6378 (precompute_arguments): Use promote_mode instead of checking if
6379 only PROMOTE_FUNCTION_MODE is defined.
6380 (expand_call): When making sibcall decisions, use promote_function_mode.
6381 Below, remove an if for targetm.calls.promote_function_return and
6382 and use promote_function_mode.
6383 (emit_library_call_value_1): Use promote_function_mode, fix bug
6384 where promote_mode was passed FOR_CALL == 0 for a return value in an
6386 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6387 * explow.c (promote_function_mode, promote_decl_mode): New.
6388 (promote_mode): Keep only the FOR_CALL == 0 case.
6389 * combine.c (setup_incoming_promotion): Remove test of
6390 promote_function_args. Use promote_function_mode.
6391 * stmt.c (expand_value_return): Use promote_decl_mode.
6392 (expand_decl): Use promote_decl_mode.
6394 * explow.c (promote_function_mode): Just call the target hook.
6395 * targhooks.c (default_promote_function_mode,
6396 default_promote_function_mode_always_promote): New.
6397 * targhooks.h (default_promote_function_mode,
6398 default_promote_function_mode_always_promote): Declare.
6399 * target.h (promote_function_args, promote_function_return): Remove.
6400 (promote_function_mode): New.
6401 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6402 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6403 (TARGET_PROMOTE_FUNCTION_MODE): New.
6404 (TARGET_CALLS): Adjust.
6405 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6406 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6408 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6409 * config/s390/s390.c (s390_promote_function_mode): ... here,
6410 with pointer handling.
6411 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6412 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6414 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6415 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6416 with pointer handling.
6417 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6418 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6420 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6421 * config/sh/sh.c (sh_promote_function_mode): New.
6422 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6423 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6425 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6426 * config/cris/cris.c (cris_promote_function_mode): ... here.
6427 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6428 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6430 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6431 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6432 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6433 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6435 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6436 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6437 complex type handling.
6438 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6439 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6441 * config/pa/pa.c (pa_promote_function_mode): New.
6442 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6443 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6445 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6446 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6447 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6448 * config/xtensa/xtensa.c: Likewise.
6449 * config/stormy16/stormy16.c: Likewise.
6450 * config/iq2000/iq2000.c: Likewise.
6451 * config/rs6000/rs6000.c: Likewise.
6452 * config/picochip/picochip.c: Likewise.
6453 * config/arc/arc.c: Likewise.
6454 * config/mcore/mcore.c: Likewise.
6455 * config/score/score.c: Likewise.
6456 * config/mips/mips.c: Likewise.
6457 * config/bfin/bfin.c: Likewise.
6458 * config/ia64/ia64.c: Likewise (disabled though).
6460 * config/frv/frv.h: Remove pointless remark.
6462 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6463 TARGET_PROMOTE_FUNCTION_ARGS,
6464 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6465 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6467 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6469 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6470 -floop-parallelize-all.
6471 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6472 flag_loop_parallelize_all.
6473 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6474 * graphite.c (graphite_transform_loops): Same.
6476 * graphite-poly.c (apply_poly_transforms): Same.
6478 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6480 PR tree-optimization/40914
6481 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6482 if set, then check the delta field of the PMF record.
6483 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6484 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6485 call is stored in the delta.
6487 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6489 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6491 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6493 * config/i386/bsd.h (ASM_BYTE): New define.
6494 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6495 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6496 .byte. Use fputs or putc instead of fprintf where appropriate.
6497 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6498 fputs or putc instead of fprintf where appropriate.
6499 * config/i386/i386elf.h: Ditto.
6500 * config/i386/sysv4.h: Ditto.
6502 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6503 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6504 (*tls_global_dynamic_64): Ditto.
6506 2009-07-31 Christian Bruel <christian.bruel@st.com>
6508 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6510 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6512 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6513 Remove dead code for MINUS.
6515 2009-07-31 Anthony Green <green@moxielogic.com>
6517 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6519 (moxie_expand_epilogue): Ditto for epilogue.
6520 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6522 (moxie_function_arg): Ditto.
6523 (moxie_pass_by_reference): Ditto.
6524 (moxie_arg_partial_bytes): Ditto.
6525 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6526 (FUNCTION_ARG_ADVANCE) Ditto.
6527 (REG_PARM_STACK_SPACE) Ditto.
6528 (FUNCTION_ARG_REGNO_P) Dito.
6530 * config.gcc: Add moxie linux config support.
6531 * gcc/config/moxie/uclinux.h: New file.
6533 2009-07-31 DJ Delorie <dj@redhat.com>
6535 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6536 (UNSPECV_SP_SWITCH_E): New.
6537 (sp_switch_1): Change to an unspec.
6538 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6540 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6541 reference the new stack's address
6543 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6545 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6546 graphite-clast-to-gimple.o, graphite-dependences.o,
6547 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6548 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6549 (graphite-blocking.o,
6550 graphite-clast-to-gimple.o, graphite-dependences.o,
6551 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6552 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6553 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6554 * cfgloop.h (struct loop): Add can_be_parallel field.
6555 * common.opt (fgraphite-identity): Moved up.
6556 (fgraphite-force-parallel): New flag.
6557 * graphite.c: Rewrite.
6558 * graphite.h: Rewrite.
6559 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6561 * toplev.c (graphite_out_file): New file descriptor.
6562 (graphite_in_file): New.
6563 (process_options): flag_graphite_force_parallel cannot be used without
6565 * tree-ssa-loop.c: Include toplev.h.
6566 (gate_graphite_transforms): Enable flag_graphite for
6567 flag_graphite_force_parallel.
6569 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6571 * ChangeLog.graphite: New.
6572 * graphite-blocking.c: New.
6573 * graphite-clast-to-gimple.c: New.
6574 * graphite-clast-to-gimple.h: New.
6575 * graphite-dependences.c: New.
6576 * graphite-dependences.h: New.
6577 * graphite-interchange.c: New.
6578 * graphite-poly.c: New.
6579 * graphite-poly.h: New.
6580 * graphite-ppl.c: New.
6581 * graphite-ppl.h: New.
6582 * graphite-scop-detection.c: New.
6583 * graphite-scop-detection.h: New.
6584 * graphite-sese-to-poly.c: New.
6585 * graphite-sese-to-poly.h: New.
6589 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6591 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6592 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6594 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6596 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6597 (scev_is_linear_expression): Return false if the evolution is not
6598 affine multivariate.
6600 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6602 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6603 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6605 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6607 * tree-data-ref.c (debug_data_references): New.
6608 (debug_data_reference): New.
6609 * tree-data-ref.h (debug_data_references): Declared.
6610 (debug_data_reference): Declared.
6612 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6614 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6615 * tree-data-ref.h (scop_p): Removed.
6616 (struct data_reference): Remove field scop.
6618 (stmt_simple_memref_p): Removed.
6620 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6622 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6623 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6626 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6628 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6630 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6632 * doc/invoke.texi (-fgraphite-identity): Documented.
6634 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6636 * tree-scalar-evolution.c: Fix comment.
6637 (instantiate_scev_1): Return unknow from scev instantiation if the
6638 result is not above instantiate_below.
6640 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6642 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6643 static anymore. Instantiate the symbols that may have been introduced
6645 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6648 2009-07-30 DJ Delorie <dj@redhat.com>
6650 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6651 .vliw directive to VLIW sections.
6653 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6655 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6657 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6658 (AUTOHEADER): New variable.
6659 ($(srcdir)/cstamp-h.in): Use it.
6661 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6662 Pat Haugen <pthaugen@us.ibm.com>
6663 Revital Eres <ERES@il.ibm.com>
6665 * config/rs6000/vector.md (VEC_F): Add VSX support.
6669 (vector_load_<mode>): Ditto.
6670 (vector_store_<mode>): Ditto.
6671 (vector GPR move split): Ditto.
6672 (vec_reload_and_plus_<mptrsize>): Ditto.
6673 (vec_reload_and_reg_<mptrsize>): Ditto.
6674 (add<mode>3): Ditto.
6675 (sub<mode>3): Ditto.
6676 (mul<mode>3): Ditto.
6677 (neg<mode>2): Ditto.
6678 (abs<mode>2): Ditto.
6679 (smin<mode>3): Ditto.
6680 (smax<mode>3): Ditto.
6681 (vector_eq<mode>): Ditto.
6682 (vector_gt<mode>): Ditto.
6683 (vector_ge<mode>): Ditto.
6684 (vector_gtu<mode>): Ditto.
6685 (vector_select_<mode>_uns): Ditto.
6686 (vector_eq_<mode>_p): Ditto.
6687 (vector_gt_<mode>_p): Ditto.
6688 (vector_ge_<mode>_p): Ditto.
6689 (vector_gtu_<mode>_p): Ditto.
6690 (cr6_test_for_zero): Ditto.
6691 (cr6_test_for_zero_reverse): Ditto.
6692 (cr6_test_for_lt): Ditto.
6693 (cr6_test_for_lt_reverse): Ditto.
6694 (xor<mode>3): Ditto.
6695 (ior<mode>3): Ditto.
6696 (and<mode>3): Ditto.
6697 (one_cmpl<mode>2): Ditto.
6698 (nor<mode>2): Ditto.
6699 (andc<mode>2): Ditto.
6700 (float<VEC_int<mode>2): Ditto.
6701 (unsigned_float<VEC_int><mode>2): Ditto.
6702 (fix_trunc<mode><VEC_int>2): Ditto.
6703 (fixuns_trunc<mode><VEC_int>2): Ditto.
6705 (vec_set<mode>): Ditto.
6706 (vec_extract<mode>): Ditto.
6707 (vec_interleave_highv4sf): Ditto.
6708 (vec_interleave_lowv4sf): Ditto.
6709 (vec_realign_load_<mode>): Ditto.
6710 (vec_shl_<mode>): Ditto.
6711 (vec_shr_<mode>): Ditto.
6712 (div<mode>3): New patterns for VSX.
6713 (vec_interleave_highv2df): Ditto.
6714 (vec_interleave_lowv2df): Ditto.
6715 (vec_pack_trunc_v2df): Ditto.
6716 (vec_pack_sfix_trunc_v2df): Ditto.
6717 (vec_pack_ufix_trunc_v2df): Ditto.
6718 (vec_unpacks_hi_v4sf): Ditto.
6719 (vec_unpacks_lo_v4sf): Ditto.
6720 (vec_unpacks_float_hi_v4si): Ditto.
6721 (vec_unpacks_float_lo_v4si): Ditto.
6722 (vec_unpacku_float_hi_v4si): Ditto.
6723 (vec_unpacku_float_lo_v4si): Ditto.
6724 (movmisalign<mode>): Ditto.
6725 (vector_ceil<mode>2): New patterns for vectorizing math library.
6726 (vector_floor<mode>2): Ditto.
6727 (vector_btrunc<mode>2): Ditto.
6728 (vector_copysign<mode>3): Ditto.
6730 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6731 predicate for setting the high bit in each word, used for copysign.
6733 * config/rs6000/ppc-asm.h (f19): Whitespace.
6734 (f32-f63): Define if VSX.
6735 (v0-v31): Define if Altivec.
6736 (vs0-vs63): Define if VSX.
6738 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6740 * config/rs6000/power7.md: New file, provide tuning parameters for
6743 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6744 (rs6000_cpu_cpp_builtins): Ditto.
6745 (altivec_overloaded_builtins): Ditto.
6746 (altivec_resolve_overloaded_builtin): Ditto.
6748 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6749 debug switch to disable vectorizing simple math builtin
6752 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6753 Vectorize simple math builtin functions.
6754 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6755 hook to vectorize math builtins.
6756 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6757 (rs6000_builtin_conversion): Add VSX/power7 support.
6758 (rs6000_builtin_vec_perm): Ditto.
6759 (vsplits_constant): Add support for loading up a vector constant
6760 with just the high bit set in each part.
6761 (rs6000_expand_vector_init): Add VSX/power7 support.
6762 (rs6000_expand_vector_set): Ditto.
6763 (rs6000_expand_vector_extract): Ditto.
6764 (rs6000_emit_move): Ditto.
6765 (bdesc_3arg): Ditto.
6766 (bdesc_2arg): Ditto.
6767 (bdesc_1arg): Ditto.
6768 (rs6000_expand_ternop_builtin): Ditto.
6769 (altivec_expand_builtin): Ditto.
6770 (rs6000_expand_unop_builtin): Ditto.
6771 (rs6000_init_builtins): Ditto.
6772 (altivec_init_builtins): Ditto.
6773 (builtin_function_type): Ditto.
6774 (rs6000_common_init_builtins): Ditto.
6775 (rs6000_handle_altivec_attribute); Ditto.
6776 (rs6000_mangle_type): Ditto.
6777 (rs6000_vector_mode_supported_p): Ditto.
6778 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6781 * config/rs6000/vsx.md: New file for VSX support.
6783 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6784 identifing values with just the most significant bit set.
6785 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6786 vectorized builtins.
6788 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6789 (UNSPEC_VRFIM): Delete.
6790 (splitter for loading up vector with most significant bit): New
6791 splitter for vectorizing copysign.
6792 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6793 vectorizing simple math functions.
6794 (altivec_vrfip): Add support for vectorizing simple math functions.
6795 (altivec_vrfim): Ditto.
6796 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6798 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6799 (power7.md, vsx.md): Include for power7 support.
6800 (copysigndf3): Use VSX instructions if -mvsx.
6801 (negdf2_fpr): Ditto.
6802 (absdf2_fpr): Ditto.
6803 (nabsdf2_fpr): Ditto.
6804 (adddf3_fpr): Ditto.
6805 (subdf3_fpr): Ditto.
6806 (muldf3_fpr): Ditto.
6807 (divdf3_fpr): Ditto.
6808 (fix_truncdfdi2_fpr): Ditto.
6809 (cmpdf_internal1): Ditto.
6810 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6811 (btruncdf2, btruncdf2_fpr): Ditto.
6812 (ceildf2, ceildf2_fpr): Ditto.
6813 (floordf2, floordf2_fpr): Ditto.
6814 (floatdidf2, floatdidf2_fpr): Ditto.
6815 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6816 (fmsubdf4_fpr): Ditto.
6817 (fnmadddf4_fpr_1): Ditto.
6818 (fnmadddf4_fpr_2): Ditto.
6819 (fnmsubdf4_fpr_1): Ditto.
6820 (fnmsubdf4_fpr_2): Ditto.
6821 (fixuns_truncdfdi2): Add expander for VSX support.
6822 (fix_truncdfdi2): Ditto.
6823 (fix_truncdfsi2): Ditto.
6825 (btruncsf2): Whitespace.
6826 (movdf_hardfloat32): Add support for VSX registers.
6827 (movdf_softfloat32): Ditto.
6828 (movdf_hardfloat64): Ditto.
6829 (movdf_hardfloat64_mfpgpr): Ditto.
6830 (movdf_softfloat64): Ditto.
6831 (movti splitters): Add check for vector registers supporting
6832 TImode in the future.
6833 (bpermd): Add power7 bpermd instruction.
6835 * config/rs6000/altivec.h (vec_div): Define if VSX.
6839 (vec_nearbyint): Ditto.
6842 (all predicates): Use the generic builtin function, and not the V4SF
6843 specific function so that the predicates will work with VSX's V2DF.
6847 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6848 Document new VSX functions and types.
6850 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6853 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6854 "wa", and "j" constraints. Modify "v" to talk about Altivec
6855 instead of just vector.
6857 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6860 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6861 location for phi arguments.
6862 (rewrite_update_phi_arguments): Find locations for reaching defs.
6863 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6864 Add location to add_phi_arg calls.
6865 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6866 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6867 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6868 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6869 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6870 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6871 * tree-phinodes.c (make_phi_node): Initialize location.
6872 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6873 (add_phi_arg): Add location parameter.
6874 (remove_phi_arg_num): Move location when moving phi argument.
6875 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6877 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6878 slpeel_update_phi_nodes_for_guard1,
6879 slpeel_update_phi_nodes_for_guard2,
6880 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6881 vect_loop_versioning): Set locations.
6882 * tree-parloops.c (create_phi_for_local_result,
6883 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6884 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6885 * tree-vect-loop.c (get_initial_def_for_induction,
6886 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6888 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6889 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6890 (gimple_phi_arg_set_location): New. Set locus.
6891 (gimple_phi_arg_has_location): New. Check for locus.
6892 (redirect_edge_var_map_location): New. Return locus from var_map.
6893 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6894 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6895 combining PHI arguments.
6896 (cond_store_replacement): Set location.
6897 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6898 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6899 scop_add_exit_phis_edge): Add locations.
6900 * tree-cfgcleanup.c (remove_forwarder_block,
6901 remove_forwarder_block_with_phi): Add locations.
6902 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6903 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6905 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6906 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6907 flush_pending_stmts): Add source location.
6908 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6909 stack to preserve locations.
6910 * tree-vect-stmts.c (vectorizable_load): Add location.
6911 * tree-inline.c (copy_phis_for_bb): Copy locus.
6912 (setup_one_parameter): Add call locus to inlined parameter stmts.
6913 (initialize_inlined_parameters): Pass in call location as parameter
6915 (tree_function_versioning): Pass location to setup_one_parameter.
6916 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6917 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6918 copy and edge lists.
6919 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6920 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6921 locus parameter and override the stmt default if provided.
6922 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6923 elim_graph_add_edge, elim_graph_remove_succ_edge,
6924 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6925 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6926 eliminate_phi): Add locus info in elimination graph for each edge and
6928 (insert_backedge_copies): Copy locus if present.
6929 * tree-flow.h (struct _edge_var_map): Add locus field.
6930 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6931 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6932 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6934 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6936 2009-07-30 Martin Jambor <mjambor@suse.cz>
6938 PR tree-optimization/40570
6939 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6942 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6944 * ssa-loop-manip.c: Include langhooks.h.
6945 (rewrite_phi_with_iv): New.
6946 (rewrite_all_phi_nodes_with_iv): New.
6947 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6948 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6949 * tree-parloops.c (loop_parallel_p): Move out all conditions
6950 except dependency check.
6951 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6952 (gen_parallel_loop): Call canonicalize_loop_ivs without
6953 reduction_list argument.
6954 (build_new_reduction): New.
6955 (gather_scalar_reductions): New.
6956 (try_get_loop_niter): New.
6957 (try_create_reduction_list): New.
6958 (parallleize_loops): Change the parallel conditions check.
6959 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6960 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6962 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6964 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6966 * doc/options.texi (Option properties): Mention new quoting syntax.
6968 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6970 * config/alpha/alpha.c (alpha_start_function):
6971 Handle VMS_DEBUG_MAIN_POINTER
6972 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6973 * doc/invoke.texi: Document -mdebug-main switch.
6975 2009-07-29 Richard Henderson <rth@redhat.com>
6977 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6978 (cgraph_create_edge_including_clones): Likewise.
6979 * tree-inline.c (copy_bb): Operate on the correct edges
6980 when updating the callgraph.
6982 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6984 * config/alpha/vms-cc.c: Deleted.
6985 * config/alpha/vms-ld.c: Deleted.
6986 * config/alpha/t-vms64: Moved to config/vms
6987 * config/alpha/vms-crt0-64.c: Moved to config/vms
6988 * config/alpha/vms-crt0.c: Moved to config/vms
6989 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6990 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6991 * config/alpha/xm-vms.h: Moved to config/vms
6992 * config/alpha/x-vms: Moved to config/vms
6993 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6995 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6996 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6998 * config/vms/t-vms64: Moved here from config/alpha
6999 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7000 (argc,argv,envp): Enforce 32bit malloc'ing.
7001 * config/vms/vms-psxcrt0-64.c: Likewise.
7002 * config/vms/vms-crt0.c: Moved here from config/alpha.
7003 * config/vms/vms-psxcrt0.c: Likewise.
7004 * config/vms/vms-crtl-64.h: New file.
7005 * config/vms/vms-crtl.h: New file.
7006 * config/vms/vms.opt: New file.
7007 * config/vms/xm-vms64.h: New file.
7008 * config/vms/xm-vms.h: Moved here from config/alpha.
7009 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7011 * config/vms/x-vms: Moved here from config/alpha.
7012 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7013 (vms-ld.o, vms-cc.o): Removed.
7014 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7016 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7018 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7019 correct stack (obvious VMS fix).
7021 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7023 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7024 date, version info if VMS_DEBUGGING_INFO defined.
7025 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7026 size, date calculating code moved here.
7028 2009-07-29 Paul Brook <paul@codesourcery.com>
7030 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7033 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7036 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7037 to DImode when generating insq_le insn.
7039 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7041 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7042 New macro set for VMS_DEBUGGGING_INFO.
7043 (AT_string_form): Use it.
7045 2009-07-28 DJ Delorie <dj@redhat.com>
7047 * config/mep/mep.c (vtext_section): New.
7048 (vftext_section): New.
7049 (ftext_section): New.
7050 (mep_select_section): Add support for functions.
7051 (mep_unique_section): Likewise.
7052 (mep_asm_init_sections): Likewise.
7053 (mep_encode_section_info): Remove it from here.
7055 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7057 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7059 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7060 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7062 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7064 * dwarf2out.c (output_file_names): Test new macro
7065 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7066 (add_comp_dir_attribute): Likewise.
7068 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7070 * config/i386/mingw-w64.h (LINK_SPEC): Add
7071 separating space between commands.
7073 2009-07-28 Jan Hubicka <jh@suse.cz>
7075 PR tree-optimization/40759
7076 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7079 2009-07-27 DJ Delorie <dj@redhat.com>
7081 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7082 types are dword-aligned.
7083 (mep_expand_va_start): Likewise.
7085 2009-07-27 Olivier Hainque <hainque@adacore.com>
7086 Douglas B Rupp <rupp@gnat.com>
7088 * convert.c (convert_to_pointer): Don't assume the target
7089 pointer type is POINTER_SIZE long. Fetch its precision instead.
7091 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7093 * system.h (fopen): Undefine if macro.
7095 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7097 * dwarf2out.c (output_cfi_p): Removed.
7098 (output_cfis): New function.
7099 (output_fde): New function, split from output_call_frame_info.
7100 (output_call_frame_info): Use it.
7101 (dwarf2out_switch_text_section): Use output_cfis.
7103 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7105 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7106 TARGET_BI_ARCH is specified without enabling SJLJ.
7107 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7108 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7110 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7112 * arm.md (negdi2): Use DImode if forcing a value into a register.
7114 2009-07-26 Ira Rosen <irar@il.ibm.com>
7116 PR tree-optimization/40801
7117 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7118 of vector operand from the previous copy of vector statement.
7119 Pass the correct definition type value to
7120 vect_get_vec_def_for_stmt_copy().
7122 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7124 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7125 const char ** conversion.
7127 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7129 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7130 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7131 (gcc_unreachable): Invoke __builtin_unreachable() if
7132 !ENABLE_ASSERT_CHECKING.
7134 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7136 PR rtl-optimization/40445
7137 * emit-rtl.c (next_nonnote_insn_bb): New function.
7138 * rtl.h (next_nonnote_insn_bb): Declare new function.
7139 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7140 with no successors that is the successor of the ENTRY_BLOCK.
7141 Continue from the top after removing an empty fallthrough block.
7142 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7143 of next_nonnote_insn.
7145 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7147 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7149 2009-07-25 Martin Jambor <mjambor@suse.cz>
7151 * c-common.c (c_common_attribute_table): New element for noclone.
7152 (handle_noclone_attribute): New function. Forward-declare.
7153 * tree-inline.c (tree_versionable_function_p): Check for noclone
7155 * doc/extend.texi (Labels as Values): Document need for noclone.
7156 (Function Attributes): Document noclone attribute.
7158 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7160 PR rtl-optimization/34999
7161 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7162 and dw_fde_switched_cold_to_hot fields.
7163 (output_cfi_p): New function.
7164 (output_call_frame_info): If fde->dw_fde_switched_sections,
7165 output 2 FDEs instead of one with corrupted header.
7166 (dwarf2out_do_cfi_startproc): New function.
7167 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7168 and fde->dw_fde_switched_cold_to_hot.
7169 (dwarf2out_switch_text_section): Compute
7170 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7171 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7172 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7173 Otherwise, compute fde->dw_fde_switch_cfi.
7175 2009-07-24 Cary Coutant <ccoutant@google.com>
7177 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7179 2009-07-24 Cary Coutant <ccoutant@google.com>
7181 * cfghooks.c (split_block): Copy discriminator to new block.
7182 * tree-cfg.c (assign_discriminator): Check location of last
7183 instruction in block as well as first.
7185 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7187 * config/i386/linux.c: Use fputs or putc instead of fprintf
7189 * config/i386/gas.h: Ditto.
7190 * config/i386/x86-64.h: Ditto.
7191 * config/i386/att.h: Ditto.
7193 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7195 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7198 2009-07-24 Martin Jambor <mjambor@suse.cz>
7200 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7201 (ipa_push_func_to_list_1): Declare.
7202 (ipa_push_func_to_list): New function.
7204 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7205 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7206 (ipa_push_func_to_list): Removed.
7207 (ipa_pop_func_from_list): Clear node_enqueued flag.
7209 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7211 * config/s390/s390.c (override_options): Default
7212 max-unrolled-insns to 100 for z10 tuning.
7214 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7216 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7217 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7218 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7219 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7220 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7221 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7222 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7224 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7226 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7227 use default set in mingw32.h header.
7228 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7229 64-bit /mingw/include path.
7230 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7233 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7235 PR rtl-optimization/40209
7236 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7238 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7240 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7241 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7242 with the rest of string where appropriate. Use fputs or putc
7243 instead of fprintf where appropriate.
7245 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7246 Pat Haugen <pthaugen@us.ibm.com>
7247 Revital Eres <ERES@il.ibm.com>
7249 * config/rs6000/vector.md: New file. Move most of the vector
7250 expander support here from altivec.md to allow for the VSX vector
7251 unit in the future. Add support for secondary_reload patterns.
7252 Rewrite the patterns for vector comparison, and vector comparison
7253 predicate instructions so that the RTL expresses the desired
7254 behavior, instead of using unspec.
7256 * config/rs6000/constraints.md ("f" constraint): Use
7257 rs6000_constraints to hold the precalculated register class.
7258 ("d" constraint): Ditto.
7259 ("wd" constraint): New constraint for VSX.
7260 ("wf" constraint): Ditto.
7261 ("ws" constraint): Ditto.
7262 ("wa" constraint): Ditto.
7263 ("wZ" constraint): Ditto.
7264 ("j" constraint): Ditto.
7266 * config/rs6000/predicates.md (vsx_register_operand): New
7268 (vfloat_operand): New predicate for vector.md.
7269 (vint_operand): Ditto.
7270 (vlogical_operand): Ditto.
7271 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7272 (easy_vector_constant): Add VSX support.
7273 (altivec_indexed_or_indirect_operand): New predicate for
7274 recognizing Altivec style memory references with AND -16.
7276 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7277 for vector secondary reload support.
7278 (rs6000_vector_reg_class): Delete, replacing it with
7280 (rs6000_vsx_reg_class): Ditto.
7281 (rs6000_constraints): New array to hold the register classes of
7282 each of the register constraints that can vary at runtime.
7283 (builtin_mode_to_type): New static array for builtin function type
7285 (builtin_hash_table): New static hash table for builtin function
7287 (TARGET_SECONDARY_RELOAD): Define target hook.
7288 (TARGET_IRA_COVER_CLASSES): Ditto.
7289 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7290 registers are 128 bits if VSX memory reference instructions are used.
7291 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7293 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7294 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7295 Print several of the scheduling related parameters.
7296 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7297 rs6000_constraints instead of rs6000_vector_reg_class. Move
7298 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7299 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7300 Altivec. Add VSX support. Setup for secondary reload support on
7301 Altivec/VSX registers.
7302 (rs6000_override_options): Make power7 set the scheduling groups
7303 like the power5. Add support for new debug switches to override
7304 the scheduling defaults. Temporarily disable -mcpu=power7 from
7305 setting -mvsx. Add support for debug switches -malways-hint,
7306 -msched-groups, and -malign-branch-targets.
7307 (rs6000_buitlin_conversion): Add support for returning unsigned
7308 vector conversion functions to fix regressions due to stricter
7310 (rs6000_builtin_mul_widen_even): Ditto.
7311 (rs6000_builtin_mul_widen_odd): Ditto.
7312 (rs6000_builtin_vec_perm): Ditto.
7313 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7314 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7316 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7318 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7319 VSX types for bit operations. Changes to accomidate vector.md.
7320 (bdesc_2arg): Ditto.
7321 (bdesc_1arg): Ditto.
7322 (struct builtin_description_predicates): Rewrite predicate
7323 handling so that RTL describes the operation, instead of passing
7324 the instruction to be used as a string argument.
7325 (bdesc_altivec_preds): Ditto.
7326 (altivec_expand_predicate_builtin): Ditto.
7327 (altivec_expand_builtin): Ditto.
7328 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7329 statement for vsldoi support.
7330 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7331 (altivec_expand_st_builtin): Ditto.
7332 (paired_expand_builtin): Whitespace changes.
7333 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7334 builtin_mode_to_type table for secondary reload. Call
7335 builtin_function_type to build random builtin functions.
7336 (altivec_init_builtins): Change to use builtin_function_type to
7337 create builtin function types dynamically as we need them.
7338 (builtin_hash_function): New support for hashing the tree types
7339 for builtin function as we need it, rather than trying to build
7340 all of the trees that we need. Add initial preliminary VSX support.
7341 (builtin_function_type): Ditto.
7342 (builtin_function_eq): Ditto.
7343 (builtin_hash_struct): Ditto.
7344 (rs6000_init_builtins): Ditto.
7345 (rs6000_common_init_builtins): Ditto.
7346 (altivec_init_builtins): Ditto.
7347 (rs6000_common_init_builtins): Ditto.
7348 (enum reload_reg_type): New enum for simplifing reg classes.
7349 (rs6000_reload_register_type): Simplify register classes into GPR,
7350 Vector, and other registers. Altivec and VSX addresses in reload.
7351 (rs6000_secondary_reload_inner): Ditto.
7352 (rs6000_ira_cover_classes): New target hook, that returns the
7353 appropriate cover classes, based on -mvsx being used or not.
7354 (rs6000_secondary_reload_class): Add VSX support.
7355 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7356 (get_vsel_insn): Ditto.
7357 (rs6000_emit_vector_compare): Rewrite vector conditional support
7358 so that where we can, we use RTL operators, instead of blindly use
7360 (rs6000_emit_vector_select): Ditto.
7361 (rs6000_emit_vector_cond_expr): Ditto.
7362 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7363 (create_TOC_reference): Add -mdebug=addr support.
7364 (emit_frame_save): VSX loads/stores need register indexed addressing.
7366 * config/rs6000/rs6000.md: Include vector.md.
7368 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7370 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7371 support for V2DI, V2DF in logical, permute, select operations.
7373 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7374 switch for vsx/power7.
7375 (-mvsx-scalar-memory): Ditto.
7376 (-mvsx-align-128): Ditto.
7377 (-mallow-movmisalign): Ditto.
7378 (-mallow-df-permute): Ditto.
7379 (-msched-groups): Ditto.
7380 (-malways-hint): Ditto.
7381 (-malign-branch-targets): Ditto.
7383 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7385 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7386 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7387 (rs6000_vector_reg_class): Delete.
7388 (rs6000_vsx_reg_class): Ditto.
7389 (enum rs6000_reg_class_enum): New enum for the constraints that
7390 vary based on target switches.
7391 (rs6000_constraints): New array to hold the register class for all
7392 of the register constraints that vary based on the switches used.
7393 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7394 (enum rs6000_builtins): Add unsigned varients for the builtin
7395 declarations returned by target hooks for expanding multiplies,
7396 select, and permute operations. Add VSX builtins.
7397 (enum rs6000_builtin_type_index): Add entries for VSX.
7398 (V2DI_type_node): Ditto.
7399 (V2DF_type_node): Ditto.
7400 (unsigned_V2DI_type_node): Ditto.
7401 (bool_long_type_node): Ditto.
7402 (intDI_type_internal_node): Ditto.
7403 (uintDI_type_internal_node): Ditto.
7404 (double_type_internal_node): Ditto.
7406 * config/rs6000/altivec.md (whole file): Move all expanders to
7407 vector.md from altivec.md. Rename insn matching functions to be
7409 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7410 (altivec_vcmp*): Ditto.
7411 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7412 (VM): New iterator for moves that includes the VSX types.
7413 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7414 (altivec_vperm_<mode>_uns): New, for unsigned types.
7415 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7416 (altivec_eq<mode>): Ditto.
7417 (altivec_gt<mode>): Ditto.
7418 (altivec_gtu<mode>): Ditto.
7419 (altivec_eqv4sf): Ditto.
7420 (altivec_gev4sf): Ditto.
7421 (altivec_gtv4sf): Ditto.
7422 (altivec_vcmpbfp_p): Ditto.
7424 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7426 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7429 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7432 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7433 ASM_SHORT instead of .word.
7434 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7435 instead of .word in asm template.
7437 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7440 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7441 (process_bb_node_lives): Use it.
7443 * ira.c (setup_cover_and_important_classes): Don't setup
7444 ira_important_class_nums. Add cover classes to the end of
7446 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7448 (find_reg_class_closure): Use reorder_important_classes.
7450 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7452 * config/i386/i386.c (i386_ira_cover_classes): New function.
7453 (TARGET_IRA_COVER_CLASSES): Redefine.
7455 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7456 importance of order of cover classes in the array.
7458 2009-07-22 Diego Novillo <dnovillo@google.com>
7460 * tree-pass.h (TDF_EH): Define.
7461 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7462 contains TDF_EH, print the EH region number holding GS.
7463 * tree-dump.c (dump_options): Add "eh".
7464 * doc/invoke.texi: Document it.
7466 2009-07-22 Doug Kwan <dougkwan@google.com>
7468 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7470 2009-07-22 Michael Matz <matz@suse.de>
7472 PR tree-optimization/35229
7473 PR tree-optimization/39300
7475 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7476 (inhibit_phi_insertion): New function.
7477 (insert_into_preds_of_block): Call it for REFERENCEs.
7478 (init_pre): Initialize and finalize scalar evolutions.
7479 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7481 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7483 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7484 Use CONST_VECTOR_NUNITS to determine number of elements.
7486 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7488 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7489 (U, W): Constraints are now deprecated and will be removed if we
7491 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7493 ("prefetch"): Add the stcmh instruction for prefetching.
7494 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7496 (s390_short_displacement): Return always true if compiling for
7497 machines not providing the long displacement facility.
7498 (s390_mem_constraint): Support the new constraint letter Z.
7499 (s390_check_qrst_address): New function.
7501 2009-07-21 DJ Delorie <dj@redhat.com>
7503 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7506 2009-07-21 Jason Merrill <jason@redhat.com>
7508 * c-common.c (max_tinst_depth): Increase default to 1024.
7510 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7512 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7513 (vec_unpacku_float_lo_v4si): Ditto.
7515 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7518 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7519 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7520 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7521 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7523 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7525 PR tree-optimization/40813
7526 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7529 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7531 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7532 with a NOP_EXPR if needed.
7534 2009-07-21 Paul Brook <paul@codesourcery.com>
7536 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7537 Terminate debug dump with newline.
7539 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7541 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7542 Cast "1" to unsigned HOST_WIDE_INT.
7543 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7544 deposit length to the maximum length - lsb. Extend length if
7545 HOST_BITS_PER_WIDE_INT is 32.
7547 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7549 * cgraph.h (constant_pool_htab): New function.
7550 (constant_descriptor_tree): Move from varasm.c.
7551 * varasm.c (constant_pool_htab): New function.
7552 (constant_descriptor_tree): Move to cgraph.h.
7554 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7556 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7558 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7560 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7563 2009-07-20 Xinliang David Li <davidxl@google.com>
7565 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7567 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7569 * config/mips/mips.md (move_type): Add arith.
7570 (type): Handle arith.
7571 (zero_extendsidi2): Rename this into ...
7572 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7573 (zero_extendsidi2): New expander.
7574 (*zero_extendsidi2_dext): New pattern.
7576 2009-07-20 Nick Clifton <nickc@redhat.com>
7578 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7579 to set MIPS_ABI_DEFAULT.
7580 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7582 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7584 * tree-object-size.c (addr_object_size): Handle unions with
7585 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7587 PR tree-optimization/40792
7588 * tree.c (build_function_type_skip_args): Remove bogus assert.
7590 2009-07-20 Jan Hubicka <jh@suse.cz>
7591 Martin Jambor <mjambor@suse.cz>
7593 * cgraph.h (combined_args_to_skip): New field.
7594 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7595 combined_args_to_skip and args_to_skip.
7596 * tree-inline.c (update_clone_info): New function.
7597 (tree_function_versioning): Call update_clone_info.
7598 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7600 (cgraph_materialize_all_clones): More extensive dumping, working
7601 with combined_args_to_skip rather than args_to_skip.
7603 2009-07-20 Ira Rosen <irar@il.ibm.com>
7605 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7606 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7607 (get_initial_def_for_reduction): Likewise.
7608 (vectorizable_reduction): Skip the check of first operand in case
7609 of COND_EXPR. Add check that it is outer loop vectorization if
7610 nested cycle was detected. Call vectorizable_condition() for
7611 COND_EXPR. If reduction epilogue cannot be created do not fail for
7612 nested cycles (if it is not double reduction). Assert that there
7613 is only one type in the loop in case of COND_EXPR. Call
7614 vectorizable_condition() to vectorize COND_EXPR.
7615 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7616 Add parameters. Allow nested cycles if called from
7617 vectorizable_reduction(). Use reduction vector variable if provided.
7618 (vect_analyze_stmt): Call vectorizable_reduction() before
7619 vectorizable_condition().
7620 (vect_transform_stmt): Update call to vectorizable_condition().
7622 2009-07-20 Christian Bruel <christian.bruel@st.com>
7624 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7625 * doc/invoke.texi (-mfmovd): Likewise.
7626 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7628 2009-07-20 Jan Hubicka <jh@suse.cz>
7630 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7631 when handling SSA name.
7633 2009-07-19 Jan Hubicka <jh@suse.cz>
7635 PR tree-optimization/40676
7636 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7637 virtual PHIs in empty BBs.
7639 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7641 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7642 re-expanded the compound use gen_lowpart instead to convert to the
7645 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7647 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7648 OUTER_CONST arguments.
7649 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7650 the new wider mode will be masked off.
7651 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7653 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7655 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7656 high-order bits are zero.
7658 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7660 * combine.c (simplify_shift_const_1): Split code to determine
7662 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7663 new bits shifted in are identical to the old sign bit.
7665 2009-07-18 Richard Guenther <rguenther@suse.de>
7668 * gimplify.c (gimplify_call_expr): Reject code using results from
7669 functions returning void.
7671 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7673 * doc/md.texi: Document the new PowerPC "es" constraint.
7674 Document that "m" can include automodified addresses on this target,
7675 and explain how %U must be used. Extend the "Q" and "Z" documentation
7676 to suggest "es" as well as "m".
7677 * config/rs6000/constraints.md (es): New memory constraint.
7678 (Q, Z): Update strings to match new documentation.
7680 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7682 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7683 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7684 * config/rs6000/predicates.md (volatile_mem_operand): Use
7685 offsettable_nonstrict_memref_p.
7686 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7687 (*floatunssidf2_internal): Likewise.
7688 (*fix_truncdfsi2_internal): Likewise.
7689 (*fix_trunctfsi2_internal): Likewise.
7691 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7693 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7695 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7697 2009-07-17 Richard Guenther <rguenther@suse.de>
7700 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7701 (pass_warn_unused_result): Likewise.
7702 (TODO_set_props): Remove.
7703 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7705 (pass_diagnose_omp_blocks): Define.
7706 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7707 (c_gimple_diagnostics_recursively): Remove.
7708 (finish_function): Do not call it.
7709 (c_write_global_declarations): Continue after errors.
7710 Finalize the CU here.
7711 * c-gimplify.c (c_genericize): Do not gimplify here.
7712 * c-common.c (c_warn_unused_result): Move ...
7713 * tree-cfg.c (do_warn_unused_result): ... here.
7714 (run_warn_unused_result): New function.
7715 (gate_warn_unused_result): New function.
7716 (pass_warn_unused_result): New pass.
7717 * c-common.h (c_warn_unused_result): Remove.
7718 * flags.h (flag_warn_unused_result): Declare.
7719 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7720 * opts.c (flag_warn_unused_result): Initialize to false.
7721 * toplev.c (compile_file): Add comment.
7722 * omp-low.c (create_omp_child_function): Do not register
7723 the function with the frontend.
7724 (diagnose_omp_structured_block_errors): Prepare to be
7725 called as optimization pass.
7726 (gate_diagnose_omp_blocks): New function.
7727 (pass_diagnose_omp_blocks): New pass.
7728 * cgraph.h (cgraph_optimize): Remove.
7729 (cgraph_analyze_function): Likewise.
7730 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7731 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7732 before their parents here.
7733 (cgraph_finalize_function): Not here.
7734 (cgraph_analyze_function): Gimplify functions here.
7735 (cgraph_finalize_compilation_unit): Continue after errors.
7736 Optimize the callgraph from here.
7737 (cgraph_optimize): Make static.
7738 * langhooks.c (write_global_declarations): Finalize the CU.
7739 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7740 (gimplify_function_tree): Assert we gimplify only once.
7741 Set PROP_gimple_any property.
7742 * tree-nested.c (gimplify_all_functions): New function.
7743 (lower_nested_functions): Gimplify all nested functions.
7744 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7745 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7746 and pass_diagnose_omp_blocks after gimplification. Do not
7747 set TODO_set_props on all_lowering_passes.
7748 (execute_one_pass): Do not handle TODO_set_props.
7749 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7750 (gimplify.o): Add tree-pass.h dependency.
7751 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7752 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7753 (unsave_r): Likewise.
7754 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7757 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7759 * doc/service.texi (Service): Restore previously removed link,
7760 which isn't broken after all.
7762 2009-07-17 Richard Guenther <rguenther@suse.de>
7764 PR tree-optimization/40321
7765 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7766 PHI nodes to the maximal set.
7767 (make_values_for_phi): Add PHI arguments to the maximal set.
7768 (execute_pre): Dump PHI_GEN and the maximal set.
7770 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7773 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7776 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7778 * doc/extend.texi (Nested Functions): Replace broken link with
7780 * doc/service.texi (Service): Remove broken link.
7782 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7785 * builtins.c (expand_builtin_memcmp): Use loc instead of
7786 EXPR_LOCATION (exp).
7787 (expand_builtin_strncmp): Likewise.
7789 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7790 Manuel López-Ibáñez <manu@gcc.gnu.org>
7793 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7794 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7795 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7796 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7797 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7798 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7799 tree-inline.c, c-common.c, c-common.h, gimple.c,
7800 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7801 convert.c: Add location argument to fold_{unary,binary,ternary},
7802 fold_build[123], build_call_expr, build_size_arg,
7803 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7804 fold_build1_initializer, fold_build2_initializer,
7805 fold_build3_initializer, fold_build_call_array,
7806 fold_build_call_array_initializer, fold_single_bit_test,
7807 omit_one_operand, omit_two_operands, invert_truthvalue,
7808 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7809 combine_comparisons, fold_builtin_*, fold_call_expr,
7810 build_range_check, maybe_fold_offset_to_address, round_up,
7813 2009-07-16 Jason Merrill <jason@redhat.com>
7816 * c-common.c (c_common_reswords): Add __is_standard_layout
7818 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7819 * doc/implement-cxx.texi: New.
7820 * doc/gcc.texi: Include it.
7822 2009-07-16 DJ Delorie <dj@redhat.com>
7824 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7825 compares that may be indirectly affected by previous instructions.
7827 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7829 * builtins.c (do_mpc_arg2): New.
7830 (fold_builtin_2): Fold builtin cpow.
7831 * real.h (HAVE_mpc_pow): New.
7833 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7835 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7836 comparison to skip unprofitable schedule
7838 2009-07-16 Simon Baldwin <simonb@google.com>
7840 * gcc.c (option_map): New flag -no-canonical-prefixes.
7841 * (display_help): Print help text for new flag.
7842 * (process_command): Move options translation and language specifics
7843 and handle new flag early. Use it to set a function pointer to a
7844 prefix builder. Replace make_relative_prefix calls with calls to
7845 the function pointed to. Ignore new flag in regular options handling.
7846 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7848 2009-07-15 DJ Delorie <dj@redhat.com>
7850 * config/mep/mep.md (sibcall_internal): Change register to avoid
7852 (sibcall_value_internal): Likewise.
7854 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7856 PR rtl-optimization/40710
7857 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7859 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7861 * config/mips/mips.md (*extenddi_truncate<mode>,
7862 *extendsi_truncate<mode>): Change type attribute to move_type
7863 with shift_shift. Split out code handling exts from here ...
7864 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7866 (*extendhi_truncateqi): Change type attribute to move_type with
7867 shift_shift. Split out code handling exts from here ...
7868 (*extendhi_truncateqi_exts): ... to this new pattern.
7870 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7872 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7873 instead of "and" with inverted sign bit mask value. Use
7874 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7875 Allocate registers only for operand 4 and operand 5.
7877 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7880 * fold-const.c (fold_cond_expr_with_comparison): When folding
7881 < and <= to MIN, make sure the MIN uses the same type as the
7882 comparison's operands.
7884 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7886 * arm.md (ior_xor): New code iterator.
7887 (split for ior/xor with shift and zero-extend): New split pattern.
7888 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7890 2009-07-15 Richard Guenther <rguenther@suse.de>
7892 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7895 2009-07-15 Richard Guenther <rguenther@suse.de>
7898 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7900 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7902 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7903 handle 2.6.30 kernel.
7905 2009-07-15 DJ Delorie <dj@redhat.com>
7907 * config/mep/mep.md (sibcall_internal): Change register to allow
7908 for 24-bit addresses.
7909 (sibcall_value_internal): Likewise.
7911 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7913 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7914 that are enabled/disabled by the flags introduced by a previous patch.
7916 2009-07-14 DJ Delorie <dj@redhat.com>
7918 * config/mep/mep.md (sibcall_internal): Include non-toggling
7920 (sibcall_value_internal): Likewise.
7922 2009-07-14 Taras Glek <tglek@mozilla.com>
7923 Rafael Espindola <espindola@google.com>
7925 * doc/sourcebuild.texi: Document install-plugin target.
7926 * configure.ac: Added install-plugin target to language makefiles.
7927 * configure: Regenerate.
7928 * Makefile.in: (install-plugin): Install more headers,
7929 depend on lang.install-plugin.
7931 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7933 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7936 2009-07-14 DJ Delorie <dj@redhat.com>
7938 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7939 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7940 * config/mep/mep.md (sibcall_internal): Change test from
7941 mep_vliw_mode_match to mep_vliw_jmp_match.
7942 (sibcall_value_internal): Likewise.
7944 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7946 * config/i386/sse.md (copysign<mode>3): New expander.
7947 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7948 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7949 Use ix86_build_const_vector.
7950 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7951 IX86_BUILTIN_CPYSGNPD.
7952 (builtin_description): Add __builtin_ia32_copysignps and
7953 __builtin_ia32_copysignpd.
7954 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7955 and BUILT_IN_COPYSIGNF.
7957 2009-07-13 Jason Merrill <jason@redhat.com>
7959 * builtins.c (can_trust_pointer_alignment): New fn.
7960 (get_pointer_alignment): Factor it out from here.
7961 * tree.h: Declare it.
7963 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7965 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7968 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7972 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7974 2009-07-14 Richard Guenther <rguenther@suse.de>
7975 Andrey Belevantsev <abel@ispras.ru>
7978 * cfgexpand.c (partition_stack_vars): Do not bother to update
7979 alias information when not optimizing.
7981 2009-07-14 Richard Guenther <rguenther@suse.de>
7982 Andrey Belevantsev <abel@ispras.ru>
7984 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7985 (pt_solution_set): Likewise.
7986 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7987 * tree-ssa-structalias.c (pt_solution_set): New function.
7988 * final.c (rest_of_clean_state): Free SSA data structures.
7989 * print-rtl.c (print_decl_name): Remove.
7990 (print_mem_expr): Implement in terms of print_generic_expr.
7991 * alias.c (ao_ref_from_mem): New function.
7992 (rtx_refs_may_alias_p): Likewise.
7993 (true_dependence): Query alias-export info.
7994 (canon_true_dependence): Likewise.
7995 (write_dependence_p): Likewise.
7996 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7998 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7999 (mem_expr_equal_p): Use operand_equal_p.
8000 (set_mem_attributes_minus_bitpos): Do not use
8001 component_ref_for_mem_expr.
8002 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8003 (update_alias_info_with_stack_vars): Likewise.
8004 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8005 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8006 explicitly nor clear stmt operands.
8007 Free the decl-to-pointer map.
8008 * tree-optimize.c (execute_free_datastructures): Do not free
8009 SSA data structures here.
8010 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8011 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8012 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8014 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8016 2009-07-13 DJ Delorie <dj@redhat.com>
8018 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8019 unrolling at the right iteration count.
8021 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8024 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8026 * haifa-sched.c (rank_for_schedule): Introduced flags to
8027 enable/disable individual scheduling heuristics.
8028 * common.opt: Introduced flags to enable/disable individual
8029 heuristics in the scheduler.
8030 * doc/invoke.texi: Introduced flags to enable/disable individual
8031 heuristics in the scheduler.
8033 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8035 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8036 config/i386/mingw-tls.c.
8037 * config/i386/mingw-tls.c: Removed.
8039 2009-07-13 Ira Rosen <irar@il.ibm.com>
8041 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8042 checks access only relevant statements.
8043 (vectorizable_reduction): Likewise.
8045 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8047 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8048 just for 32-bit case.
8050 2009-07-12 Jan Hubicka <jh@suse.cz>
8052 PR tree-optimization/40585
8053 * except.c (expand_resx_expr): When there already is resume
8054 instruction, produce linked list.
8055 (build_post_landing_pads): Assert that resume is empty.
8056 (connect_post_landing_pads): Handle resume lists.
8057 (dump_eh_tree): Dump resume list.
8059 2009-07-12 Ira Rosen <irar@il.ibm.com>
8061 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8062 with additional argument.
8063 * tree-vectorizer.h (enum vect_def_type): Add
8064 vect_double_reduction_def.
8065 (vect_is_simple_reduction): Add argument.
8066 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8068 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8069 vect_is_simple_reduction with additional argument.
8070 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8072 (reduction_code_for_scalar_code): Handle additional codes by
8073 returning ERROR_MARK for them. Fix comment and indentation.
8074 (vect_is_simple_reduction): Fix comment, add argument to specify
8075 double reduction. Detect double reduction.
8076 (get_initial_def_for_induction): Fix indentation.
8077 (get_initial_def_for_reduction): Fix comment and indentation.
8078 Handle double reduction. Create initial definitions that do not
8079 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8080 (vect_create_epilog_for_reduction): Fix comment, add argument to
8081 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8082 epilogue result extraction. Create double reduction phi node and
8083 replace relevant uses.
8084 (vectorizable_reduction): Call vect_is_simple_reduction with
8085 additional argument. Fix indentation. Update epilogue code treatment
8086 according to the changes in reduction_code_for_scalar_code. Check
8087 for double reduction. Call vect_create_epilog_for_reduction with
8088 additional argument.
8089 * tree-vect-stmts.c (process_use): Handle double reduction, update
8091 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8092 (vect_get_vec_def_for_operand): Likewise.
8094 2009-07-12 Danny Smith <dansmister@gmail.com>
8096 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8097 dllexport if !TREE_PUBLIC.
8098 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8100 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8102 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8103 (avr_extra_arch_macro) Remove declatation.
8104 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8105 (avr_extra_arch_macro) Declare as static.
8106 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8108 2009-07-11 Jan Hubicka <jh@suse.cz>
8111 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8113 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8116 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8117 cold_in_std_section bits.
8118 (dwarf2out_begin_prologue): Initialize them.
8119 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8120 if already covered by text_section or cold_text_section range.
8122 PR rtl-optimization/40667
8123 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8124 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8125 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8126 * config/i386/i386.c (ix86_minimum_alignment): New function.
8127 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8128 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8129 * emit-rtl.c (gen_reg_rtx): Likewise.
8130 * function.c (assign_parms): Likewise. If nominal_type needs
8131 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8132 rather than passed_type's alignment.
8135 * function.c (assign_parm_setup_stack): Adjust
8136 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8137 from nominal_mode on big endian.
8139 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8141 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8143 2009-07-10 DJ Delorie <dj@redhat.com>
8145 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8147 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8149 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8151 (thumb2_cbnz): Likewise.
8153 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8156 * config.gcc (supported_defaults): Add synci.
8157 (with_synci): Add validation.
8158 (all_defaults): Add synci.
8159 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8162 * config/mips/mips.opt (msynci): New option.
8163 * config/mips/mips.c (mips_override_options): Warn on use of
8164 -msynci for targets that do now support it.
8165 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8167 * gcc/doc/invoke.texi (-msynci): Document the new option.
8168 * doc/install.texi (--with-synci): Document the new option.
8170 2009-07-10 Richard Guenther <rguenther@suse.de>
8172 PR tree-optimization/40496
8173 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8174 the PHI result with a compatible type.
8176 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8180 * c.opt (Wunused-result): New.
8181 * doc/invoke.texi: Document it.
8182 * c-common.c (c_warn_unused_result): Use it.
8184 2009-07-09 DJ Delorie <dj@redhat.com>
8186 * targhooks.c (default_target_can_inline_p): Rename from
8187 default_target_option_can_inline_p.
8188 * targhooks.h (default_target_can_inline_p): Likewise.
8189 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8190 TARGET_OPTION_CAN_INLINE_P.
8191 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8192 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8193 (mep_target_can_inline_p): Rename from
8194 mep_target_option_can_inline_p.
8197 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8198 registers used to pass vectors.
8200 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8202 2009-07-09 Tom Tromey <tromey@redhat.com>
8204 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8205 * config/mmix/mmix.c: Include dwarf2.h.
8206 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8207 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8208 * config/sh/sh.c: Include dwarf2.h.
8209 * config/i386/i386.c: Include dwarf2.h.
8210 * Makefile.in (DWARF2_H): Remove 'elf'.
8211 * except.c: Include dwarf2.h.
8212 * unwind-dw2.c: Include dwarf2.h.
8213 * dwarf2out.c: Include dwarf2.h.
8214 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8215 * unwind-dw2-fde.c: Include dwarf2.h.
8216 * dwarf2asm.c: Include dwarf2.h.
8218 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8220 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8221 (max_issue): Use it.
8222 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8224 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8225 (region_sched_info): Update.
8226 * sched-ebb.c (ebb_sched_info): Update.
8227 * modulo-sched.c (sms_sched_info): Update.
8228 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8230 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8232 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8234 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8236 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8238 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8241 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8242 arg1 with arg01 if arg1 is already INTEGER_CST.
8244 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8246 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8247 Transform (and (truncate)) into (truncate (and)).
8249 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8251 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8252 creating LHS paradoxical subregs. Fix surrounding returns to
8253 use NULL_RTX rather than 0.
8255 2009-07-08 DJ Delorie <dj@redhat.com>
8257 * config/mep/mep.c: (mep_option_can_inline_p): New.
8258 (TARGET_OPTION_CAN_INLINE_P): Define.
8260 2009-07-08 Mark Wielaard <mjw@redhat.com>
8263 * dwarf2out.c (add_data_member_location_attribute): When we have
8264 only a constant offset don't emit a new location description using
8265 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8268 2009-07-08 Richard Henderson <rth@redhat.com>
8271 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8272 (enum reg_class): Add CLOBBERED_REGS.
8273 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8274 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8275 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8276 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8277 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8278 force 64-bit sibcalls into R11.
8279 * config/i386/constraints.md (U): New constraint.
8280 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8281 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8282 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8284 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8286 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8288 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8289 * ebitmap.h (dump_ebitmap): Ditto.
8290 * optabs.h (optab_libfunc): Ditto.
8291 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8292 * tree-flow.h (vect_can_force_dr_alignment_p,
8293 get_vectype_for_scalar_type): Ditto.
8294 (vectorize_loops): Move prototype to ...
8295 * tree-vectorizer.h: ... here. Also, adjust comment.
8296 (vect_set_verbosity_level): Remove duplicate prototype.
8297 * tree-ssa-loop.c: Include tree-vectorizer.h.
8298 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8300 2009-07-08 Nick Clifton <nickc@redhat.com>
8302 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8305 2009-07-08 DJ Delorie <dj@redhat.com>
8307 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8308 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8309 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8311 * config/mep/intrinsics.md: Regenerated.
8312 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8313 registers when asm() or calls are detected.
8315 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8318 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8320 * gimple (gimple_build_call_from_tree): Likewise.
8321 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8322 no_warning flag before warning.
8324 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8326 * tree.c (set_expr_locus): Remove.
8327 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8328 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8330 * gimplify.c (internal_get_tmp_var): Likewise.
8331 (gimplify_call_expr): Likewise.
8332 (gimplify_one_sizepos): Likewise.
8334 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8337 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8338 to variables for debugging purposes.
8340 2009-06-23 Mark Loeser <mark@halcy0n.com>
8343 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8345 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8347 * pretty-print.c (pp_base_format): Remove %J.
8348 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8349 gcc_cxxdiag_char_table): Likewise.
8350 (init_dynamic_diag_info): Likewise.
8352 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8354 * pretty-print.c (pp_base_format): Remove %H.
8355 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8356 gcc_cxxdiag_char_table): Likewise.
8357 (init_dynamic_diag_info): Likewise.
8358 * config/mep/mep.c (mep_select_section): Likewise.
8360 2009-07-07 Duncan Sands <baldrick@free.fr>
8362 * final.c (pass_clean_state): Give the pass a name.
8363 * passes.c (pass_rest_of_compilation): Likewise.
8364 * tree-optimize.c (pass_all_optimizations): Likewise.
8366 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8368 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8369 an extra 'decl' for error_at.
8371 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8374 * tree-tailcall.c (adjust_return_value_with_ops,
8375 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8376 if it has complex or vector type.
8378 2009-07-07 Olivier Hainque <hainque@adacore.com>
8380 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8383 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8385 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8387 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8389 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8390 * c-decl.c: Likewise.
8391 * function.c: Likewise.
8392 * varasm.c: Likewise.
8393 * tree-ssa.c: Likewise.
8394 * c-common.c: Likewise.
8395 * tree-cfg.c: Likewise.
8396 * config/spu/spu.c: Likewise.
8397 * config/ia64/ia64.c: Likewise.
8398 * config/v850/v850.c: Likewise.
8400 2009-07-06 DJ Delorie <dj@redhat.com>
8402 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8403 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8404 unspecified accesses to control registers.
8405 * config/mep/intrinsics.md: Regenerate.
8406 * config/mep/intrinsics.h: Regenerate.
8407 * config/mep/mep-intrin.h: Regenerate.
8409 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8411 * c-lex.c: Replace %H by an explicit location. Update all calls.
8412 * c-common.c: Likewise.
8413 * c-decl.c: Likewise.
8414 * c-typeck.c: Likewise.
8415 * fold-const.c: Likewise.
8416 * gimplify.c: Likewise.
8418 * tree-cfg.c: Likewise.
8419 * tree-ssa-loop-niter.c: Likewise.
8420 * tree-vrp.c: Likewise.
8421 * value-prof.c: Likewise.
8423 2009-07-06 Diego Novillo <dnovillo@google.com>
8425 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8426 if it has one. Handle cases where VAR does not have an
8427 annotation or cfun is NULL.
8429 2009-07-06 Diego Novillo <dnovillo@google.com>
8431 * tree.c: Include debug.h.
8432 (initialize_tree_contains_struct): New.
8433 (init_ttree): Call it.
8434 (tree_node_structure_for_code): Factor out of ...
8435 (tree_node_structure): ... here.
8436 * treestruct.def (TS_PHI_NODE): Remove.
8437 (TS_GIMPLE_STATEMENT): Remove.
8439 2009-07-06 Diego Novillo <dnovillo@google.com>
8441 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8442 (debug_tree_chain): Handle cycles.
8444 2009-07-06 Nick Clifton <nickc@redhat.com>
8445 DJ Delorie <dj@redhat.com>
8447 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8448 __FMOVD_ENABLED__ is defined.
8450 (TARGET_FMOVD): Provide a default definition.
8451 (MASK_FMOVD): Likewise.
8452 (TARGET_CPU_CPP_BUILTINS): Define
8453 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8454 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8455 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8456 (split for DF load from memory into register): Also handle
8457 MEMs which consist of REG+DISP addressing.
8458 (split for DF store from register to memory): Likewise.
8459 (movsf_ie): Always use single fp_mode.
8460 * config/sh/sh.c (sh_override_options): Do not automatically
8461 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8462 that to the -mfmovd command line switch.
8463 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8464 (fldi_ok): Always allow.
8465 * config/sh/sh.opt (mfmovd): Remove this switch.
8466 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8468 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8469 Kaz Kojima <kkojima@gcc.gnu.org>
8471 PR rtl-optimization/30807
8472 * postreload.c (reload_combine): For every new use of REG_SUM,
8473 record the use of BASE.
8475 2009-07-06 Jan Hubicka <jh@suse.cz>
8477 * params.def: Revert my accidental commit at 2009-06-30.
8479 2009-07-04 Ian Lance Taylor <iant@google.com>
8482 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8484 (mingw_format_attribute_overrides): Likewise.
8486 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8489 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8490 don't check cfa.reg. Instead of cfa.indirect use
8491 fde && fde->drap_reg != INVALID_REGNUM test.
8493 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8495 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8497 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8500 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8502 2009-07-03 Richard Guenther <rguenther@suse.de>
8504 PR tree-optimization/40640
8505 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8508 2009-07-03 Jan Hubicka <jh@suse.cz>
8510 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8511 for size, reduce amount of inlining.
8513 2009-07-03 Richard Guenther <rguenther@suse.de>
8516 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8517 if t +- x is known to not overflow and the conversion widens the
8519 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8521 2009-07-03 Jan Hubicka <jh@suse.cz>
8523 * ipa-pure-const.c (analyze): Update loop optimizer init.
8524 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8525 try_remove_empty_loop, remove_empty_loops): Remove.
8526 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8527 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8528 to mark regular loops as neccesary.
8529 (degenerate_phi_p): New function.
8530 (propagate_necessity, remove_dead_phis): Use it.
8531 (forward_edge_to_pdom): Likewise.
8532 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8533 virtual PHI nodes that became unreachable.
8534 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8535 * tree-flow.h (remove_empty_loops): Remove.
8536 * passes.c (init_optimization_passes): Remove.
8538 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8540 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8541 can_create_pseudo_p.
8542 (*fix_trunc<mode>_i387_1): Ditto.
8543 (*floathi<mode>2_1): Ditto.
8544 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8545 (*fistdi2_1): Ditto.
8546 (*fist<mode>2_1): Ditto.
8547 (frndintxf2_floor): Ditto.
8548 (*fist<mode>2_floor_1): Ditto.
8549 (frndintxf2_ceil): Ditto.
8550 (*fist<mode>2_ceil_1): Ditto.
8551 (frndintxf2_trunc): Ditto.
8552 (frndintxf2_mask_pm): Ditto.
8553 (fxam<mode>2_i387_with_temp): Ditto.
8554 * config/i386/sse.md (mulv16qi3): Ditto.
8555 (*sse2_mulv4si3): Ditto.
8557 (sse4_2_pcmpestr): Ditto.
8558 (sse4_2_pcmpistr): Ditto.
8560 2009-07-03 Jan Hubicka <jh@suse.cz>
8562 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8563 (mark_stmt_necessary): Set it.
8564 (mark_operand_necessary): Set it.
8565 (mark_control_dependent_edges_necessary): Set it.
8566 (mark_virtual_phi_result_for_renaming): New function.
8567 (get_live_post_dom): New function.
8568 (forward_edge_to_pdom): New function.
8569 (remove_dead_stmt): Fix handling of control dependences.
8570 (tree_dce_init): Init new bitmap.
8571 (tree_dce_done): Free it.
8573 2009-07-02 Richard Guenther <rguenther@suse.de>
8576 * tree-ssa-structalias.c (new_var_info): Initialize
8579 2009-07-02 Jan Hubicka <jh@suse.cz>
8581 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8584 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8586 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8587 instead of recomputing it. Adjust calls.
8588 (emit_store_flag): Adjust recursive calls.
8590 2009-07-02 Richard Guenther <rguenther@suse.de>
8592 * tree-ssa-live.c (remove_unused_locals): Do not remove
8594 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8595 of DECL_EXTERNAL for HEAP variables.
8596 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8597 HEAP variables. Do not adjust RESTRICT vars.
8598 (find_what_var_points_to): Nobody cares if something
8601 2009-07-02 Ben Elliston <bje@au.ibm.com>
8603 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8604 pc_low and pc_high declarations to the top of the function.
8606 2009-07-01 DJ Delorie <dj@redhat.com>
8608 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8610 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8611 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8612 unspecified accesses to control registers.
8613 * config/mep/intrinsics.md: Regenerate.
8614 * config/mep/intrinsics.h: Regenerate.
8615 * config/mep/mep-intrin.h: Regenerate.
8617 2009-07-01 Anthony Green <green@moxielogic.com>
8619 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8620 instruction when possible.
8621 (moxie_expand_prologue): Ditto. Also, save an instruction and
8622 some complexity by popping off of $r12 instead of $sp.
8623 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8626 2009-07-01 Richard Henderson <rth@redhat.com>
8629 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8630 contained no insns, reposition note before last insn.
8632 2009-07-01 Richard Henderson <rth@redhat.com>
8635 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8636 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8638 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8641 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8642 darwin9 for printing reg addresses with %y.
8644 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8646 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8647 truncation from operands in binary operations.
8649 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8652 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8653 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8654 subreg of op0 to the original op0.
8656 * expmed.c (store_bit_field_1): Use a temporary as the destination
8657 instead of a paradoxical subreg when we need to truncate the result.
8659 2009-07-01 DJ Delorie <dj@redhat.com>
8661 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8662 names to VLIW variants.
8663 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8664 * config/mep/intrinsics.md: Regenerate.
8665 * config/mep/intrinsics.h: Regenerate.
8666 * config/mep/mep-intrin.h: Regenerate.
8668 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8671 * jump.c (returnjump_p): Revert last patch.
8672 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8674 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8677 * pa.md (casesi32p): Use jump table label to determine the offset
8679 (casesi64p): Likewise.
8681 * pa.c (forward_branch_p): Return bool type. Use instruction
8682 addresses when available. Assert that INSN has a jump label.
8683 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8686 2009-07-01 Richard Guenther <rguenther@suse.de>
8688 PR tree-optimization/19831
8689 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8690 that only act as barriers do not make any previous stores necessary.
8691 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8692 HEAP variables global, do not add a constraint from nonlocal.
8693 (find_func_aliases): Handle escapes through return statements.
8694 (compute_points_to_sets): Make escaped HEAP variables global.
8696 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8699 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8700 after reducing a DImode cstore to SImode.
8702 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8704 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8705 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8707 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8709 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8710 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8712 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8713 and umod_optab if TARGET_BSD_DIVMOD.
8714 * config/vax/lib1funcs.asm: New file.
8715 * config/vax/t-linux: New file.
8716 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8718 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8721 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8722 to type arguments that have void type.
8725 * dwarf2out.c (gen_formal_parameter_die): Call
8726 equate_decl_number_to_die if node is different from origin.
8728 2009-06-30 Anthony Green <green@moxielogic.com>
8730 Clean up moxie port for --enable-build-with-cxx.
8731 * config/moxie/moxie.c (moxie_function_value): First two
8732 parameters are const_tree, not tree.
8733 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8734 (REG_CLASS_NAMES): Ditto.
8735 (REGNO_REG_CLASS): Ditto.
8736 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8737 (moxie_function_value): Fix constyness of arguments.
8739 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8741 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8742 finalize_size_functions before further processing.
8743 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8744 (variable_size): Call self_referential_size on size expressions
8745 that contain a PLACEHOLDER_EXPR.
8746 (size_functions): New static variable.
8747 (copy_self_referential_tree_r): New static function.
8748 (self_referential_size): Likewise.
8749 (finalize_size_functions): New global function.
8750 * tree.c: Include tree-inline.h.
8751 (push_without_duplicates): New static function.
8752 (find_placeholder_in_expr): New global function.
8753 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8755 <tcc_expression>: Likewise.
8756 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8757 the call in the expression.
8758 * tree.h (finalize_size_functions): Declare.
8759 (find_placeholder_in_expr): Likewise.
8760 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8761 (substitute_placeholder_in_expr): Update comment.
8762 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8764 (copy_tree_body_r): Likewise.
8765 (copy_tree_body): New static function.
8766 (maybe_inline_call_in_expr): New global function.
8767 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8768 (maybe_inline_call_in_expr): Declare.
8769 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8770 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8773 2009-06-30 Richard Guenther <rguenther@suse.de>
8775 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8777 (propagate_necessity): Do not mark reaching defs of stores
8780 2009-06-30 Jan Hubicka <jh@suse.cz>
8782 * cfgloopanal.c (check_irred): Move into ...
8783 (mark_irreducible_loops): ... here; return true if ireducible
8785 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8786 (analyze_function): Try to prove loop finiteness.
8787 * cfgloop.h (mark_irreducible_loops): Update prototype.
8788 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8790 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8792 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8794 2009-06-30 Ira Rosen <irar@il.ibm.com>
8796 PR tree-optimization/40542
8797 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8800 2009-06-30 Martin Jambor <mjambor@suse.cz>
8802 PR tree-optimization/40582
8803 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8804 than useless_type_conversion_p.
8805 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8808 2009-06-30 Martin Jambor <mjambor@suse.cz>
8811 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8813 2009-06-30 Richard Guenther <rguenther@suse.de>
8815 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8816 use ao_ref references.
8817 (walk_aliased_vdefs): Likewise.
8818 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8819 * tree-ssa-dce.c (struct ref_data): Remove.
8820 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8821 (mark_aliased_reaching_defs_necessary): Adjust.
8822 (mark_all_reaching_defs_necessary_1): Likewise.
8824 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8827 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8828 (emit_store_flag_1): Extract from emit_store_flag, adjust
8829 calls to (what now is) emit_cstore.
8830 (emit_store_flag): Call emit_store_flag_1 and also use it
8831 for what used to be recursive calls.
8833 2009-06-30 Wei Guozhi <carrot@google.com>
8836 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8837 if the target bb post dominates from bb.
8838 * config/i386/i386.c (memory_address_length): Check existence of base
8839 register before using it.
8841 2009-06-30 Nick Clifton <nickc@redhat.com>
8842 DJ Delorie <dj@redhat.com>
8844 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8845 __FMOVD_ENABLED__ is defined.
8847 (TARGET_FMOVD): Provide a default definition.
8848 (MASK_FMOVD): Likewise.
8849 (TARGET_CPU_CPP_BUILTINS): Define
8850 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8851 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8852 two fmov instructions depending upon whether TARGET_FMOVD is
8854 (split for DF load from memory into register): Also handle
8855 MEMs which consist of REG+DISP addressing.
8856 (split for DF store from register to memory): Likewise.
8857 * config/sh/sh.opt (mfmovd): Remove this switch.
8858 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8859 * config/sh/sh.c (sh_override_options): Do not automatically
8860 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8861 that to the -mfmovd command line switch.
8863 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8865 (fldi_ok): Always allow.
8866 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8868 2009-06-29 DJ Delorie <dj@redhat.com>
8870 * doc/install.texi (mep-x-elf): Correct chip's full name.
8872 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8874 * doc/extend.texi: Fix typo.
8876 2009-06-29 Tom Tromey <tromey@redhat.com>
8879 * Makefile.in (DWARF2_H): New variable.
8881 (dwarf2out.o): Likewise.
8882 (dwarf2asm.o): Likewise.
8883 * config/i386/t-i386: Use DWARF2_H.
8884 * except.c: Include elf/dwarf2.h.
8885 * unwind-dw2.c: Include elf/dwarf2.h.
8886 * dwarf2out.c: Include elf/dwarf2.h.
8887 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8888 <dtprel>: New field.
8889 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8890 (size_of_loc_descr): Likewise.
8891 (output_loc_operands_raw): Likewise.
8892 (output_loc_operands): Handle new dtprel field.
8893 (loc_checksum): Update.
8894 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8895 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8896 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8897 * dwarf2asm.c: Include elf/dwarf2.h.
8898 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8899 * config/mmix/mmix.c: Include elf/dwarf2.h.
8900 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8901 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8902 * config/sh/sh.c: Include elf/dwarf2.h.
8903 * config/i386/i386.c: Include elf/dwarf2.h.
8905 2009-06-29 DJ Delorie <dj@redhat.com>
8907 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8909 * doc/extend.texi: Add MeP attributes and pragmas.
8910 * doc/invoke.text: Add MeP Options.
8911 * doc/contrib.texi: Add MeP contribution.
8912 * doc/md.texi: Add MeP constraints.
8913 * doc/install.texi: Add MeP target.
8915 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8917 * target.h (struct gcc_target): Add frame_pointer_required field.
8918 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8919 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8920 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8922 * reload1.c (update_eliminables): (Ditto.).
8923 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8924 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8925 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8927 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8929 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8930 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8931 (arm_frame_pointer_required): New function.
8933 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8934 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8935 (avr_frame_pointer_required_p): Declare as static.
8936 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8938 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8939 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8940 (bfin_frame_pointer_required): Make as static, change return type
8942 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8944 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8945 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8946 (cris_frame_pointer_required): New function.
8948 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8950 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8951 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8952 (fr30_frame_pointer_required): New function.
8954 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8955 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8956 (frv_frame_pointer_required): Make as static, change return type
8958 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8960 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8961 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8962 (ix86_frame_pointer_required): Make as static, change return type to
8964 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8966 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8967 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8969 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8971 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8973 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8975 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8976 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8977 (mips_frame_pointer_required): Make as static.
8978 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8980 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8981 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8982 (mmix_frame_pointer_required): Mew function.
8984 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8985 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8987 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8989 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8991 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8993 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8994 (CAN_ELIMINATE): Redefine.
8995 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8996 (sparc_frame_pointer_required): New function.
8997 (sparc_can_eliminate): New function.
8998 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9000 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9001 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9003 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9004 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9005 (xtensa_frame_pointer_required): Make as static, change return type
9007 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9010 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9012 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9013 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9014 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9015 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9016 (register_callback): Handle PLUGIN_START_UNIT.
9017 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9019 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9021 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9023 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9024 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9026 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9028 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9031 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9033 * doc/extend.texi (Additional Floating Types): __float128 is also
9034 supported on i386 targets.
9036 2009-06-29 Richard Guenther <rguenther@suse.de>
9039 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9041 (pt_solutions_same_restrict_base): Declare.
9042 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9044 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9045 (make_constraint_from, make_copy_constraint): Move earlier.
9046 (make_constraint_from_heapvar): New function.
9047 (make_constraint_from_restrict): Likewise.
9048 (handle_lhs_call): Use it.
9049 (find_func_aliases): Use it to track conversions to restrict
9051 (struct fieldoff): Add only_restrict_pointers flag.
9052 (push_fields_onto_fieldstack): Initialize it.
9053 (create_variable_info_for): Track global restrict qualified pointers.
9054 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9055 Track restrict qualified pointer arguments.
9056 (set_uids_in_ptset): Use varinfo is_global_var flag.
9057 (find_what_var_points_to): Set the vars_contains_restrict flag.
9058 Always create the points-to solution for sets including restrict tags.
9059 (pt_solutions_same_restrict_base): New function.
9060 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9061 qualified pointers use pt_solutions_same_restrict_base as
9062 additional source for disambiguation.
9064 2009-06-29 Richard Guenther <rguenther@suse.de>
9067 * alias.c (find_base_decl): Remove.
9068 (get_deref_alias_set_1): Remove restrict handling.
9069 * c-common.c (c_apply_type_quals_to_decl): Do not set
9070 DECL_POINTER_ALIAS_SET.
9071 * gimplify.c (find_single_pointer_decl_1): Remove.
9072 (find_single_pointer_decl): Likewise.
9073 (internal_get_tmp_var): Remove restrict handling.
9074 (gimple_regimplify_operands): Likewise.
9075 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9076 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9077 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9078 * tree.c (restrict_base_for_decl): Remove.
9079 (init_ttree): Do not allocate it.
9080 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9081 LABEL_DECL_UID for label decls.
9082 (copy_node_stat): Do not copy restrict information.
9083 (decl_restrict_base_lookup): Remove.
9084 (decl_restrict_base_insert): Likewise.
9085 (print_restrict_base_statistics): Likewise.
9086 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9087 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9088 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9089 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9090 (LABEL_DECL_UID): Adjust.
9091 (DECL_BASED_ON_RESTRICT_P): Remove.
9092 (DECL_GET_RESTRICT_BASE): Likewise.
9093 (SET_DECL_RESTRICT_BASE): Likewise.
9094 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9096 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9097 instead of DECL_POINTER_ALIAS_SET.
9098 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9099 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9100 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9102 2009-06-29 Richard Guenther <rguenther@suse.de>
9104 PR tree-optimization/40579
9105 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9106 the IL to simplify has constants that overflowed.
9108 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9110 PR tree-optimization/40550
9111 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9112 vector_compute_type only when the size of vector_compute_type is
9113 less than the size of type.
9115 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9117 * fold-const.c (contains_label_1): Fix comments.
9118 (contains_label_p): Do not walk trees multiple time.
9120 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9122 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9123 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9124 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9125 ix86_fp_comparison_operator.
9126 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9127 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9128 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9129 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9130 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9131 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9132 (related splits): Change predicate to ix86_fp_comparison_operator.
9133 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9134 instead of ix86_fp_comparison_codes.
9135 (ix86_trivial_fp_comparison_operator,
9136 ix86_fp_comparison_operator): New.
9137 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9138 (ix86_expand_compare): Eliminate last two parameters.
9139 (ix86_fp_jump_nontrivial_p): Kill.
9140 * config/i386/i386.c (put_condition_code): Eliminate call to
9141 ix86_fp_comparison_codes and subsequent assertion.
9142 (ix86_fp_comparison_codes): Eliminate.
9143 (ix86_fp_swap_condition): New.
9144 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9145 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9146 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9147 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9148 and ix86_fp_swap_condition.
9149 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9150 Use ix86_fp_comparison_strategy.
9151 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9152 (ix86_fp_jump_nontrivial_p): Eliminate.
9153 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9154 call to ix86_expand_compare.
9155 (ix86_split_fp_branch, ix86_expand_setcc,
9156 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9157 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9159 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9161 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9162 related to jump_clobbers.
9163 * config/arm/arm.md (conds): Remove jump_clob case.
9164 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9165 splits): Change comparison_operator to arm_comparison_operator.
9166 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9169 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9171 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9172 condition for floating point modes.
9173 * expmed.c (emit_store_flag_1): Move here a bigger part
9175 (emit_store_flag): Try swapping the condition for floating point
9177 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9179 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9181 * expr.c (expand_expr_real_1): Just use do_store_flag.
9182 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9183 emit_store_flag_force.
9184 * expmed.c (emit_store_flag_force): Copy here trick
9185 previously in expand_expr_real_1. Try reversing the comparison.
9186 (emit_store_flag_1): Work if target is NULL.
9187 (emit_store_flag): Work if target is NULL, using the result mode
9188 from the comparison. Use split_comparison, restructure final part
9189 to simplify conditionals.
9191 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9193 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9194 * dojump.c (do_jump): Change handling of floating-point
9195 ops to use just do_compare_and_jump.
9196 (split_comparison): New.
9197 (do_compare_rtx_and_jump): Add here logic coming previously
9198 in do_jump, using split_comparison.
9200 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9203 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9205 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9207 * tree-ssa-alias.c: Fix unintentional commit.
9209 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9211 * passes.c (execute_one_pass): Fix unintentional commit.
9213 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9215 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9216 (df_rd_local_compute, df_md_local_compute): Inline them.
9218 (df_md_scratch): New.
9219 (df_md_alloc, df_md_free): Allocate/free it.
9220 (df_md_local_compute): Only include live registers in init.
9221 (df_md_transfer_function): Prune the in-set computed by
9222 the confluence function, and the gen-set too.
9224 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9226 PR rtl-optimization/26854
9227 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9228 * df-problems.c (df_rd_add_problem): Fix comment.
9229 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9230 df_md_simulate_artificial_defs_at_top,
9231 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9232 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9233 df_md_transfer_function, df_md_init, df_md_confluence_0,
9234 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9235 problem_MD, df_md_add_problem): New.
9236 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9237 df_md_get_bb_info): New.
9238 (DF_LAST_PROBLEM_PLUS1): Adjust.
9240 * Makefile.in (fwprop.o): Include domwalk.h.
9241 * fwprop.c: Include domwalk.h.
9242 (reg_defs, reg_defs_stack): New.
9243 (bitmap_only_bit_between): Remove.
9244 (process_defs): New.
9245 (process_uses): Use reg_defs and local_md instead of
9246 bitmap_only_bit_between and local_rd.
9247 (single_def_use_enter_block): New, from build_single_def_use_links.
9248 (single_def_use_leave_block): New.
9249 (build_single_def_use_links): Remove code moved to
9250 single_def_use_enter_block, invoke domwalk.
9251 (use_killed_between): Adjust comment.
9253 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9255 * bitmap.h (bitmap_ior_and_into): New.
9256 * bitmap.c (bitmap_ior_and_into): New.
9258 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9260 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9261 before_dom_children_before_stmts and after_dom_children_after_stmts.
9262 Rename the two remaining callbacks to just before_dom_children and
9263 after_dom_children. Remove other GIMPLE statement walking bits.
9264 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9265 * graphite.c: Do not include domwalk.h.
9266 * tree-into-ssa.c (interesting_blocks): New global.
9267 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9268 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9269 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9270 now that they're not domwalk callbacks.
9271 (rewrite_initialize_block): Rename to...
9272 (rewrite_enter_block): ... this, place after called functions. Test
9273 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9274 (rewrite_finalize_block): Rename to...
9275 (rewrite_leave_block): ... this, place after called functions.
9276 (rewrite_update_init_block): Rename to...
9277 (rewrite_update_enter_block): ... this, place after called functions.
9278 Test interesting_blocks, call rewrite_update_stmt and
9279 rewrite_update_phi_arguments.
9280 (rewrite_update_fini_block): Rename to...
9281 (rewrite_leave_block): ... this, place after called functions.
9282 (rewrite_blocks): Remove last argument, simplify initialization of
9284 (mark_def_sites_initialize_block): Rename to...
9285 (mark_def_sites_block): ... this, call mark_def_sites.
9286 (mark_def_sites_blocks): Remove argument, simplify initialization of
9288 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9289 (update_ssa): Likewise.
9290 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9292 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9293 (dom_opt_initialize_block): Rename to...
9294 (dom_opt_enter_block): ... this, place after called functions. Walk
9295 statements here, inline propagate_to_outgoing_edges.
9296 (dom_opt_finalize_block): Rename to...
9297 (dom_opt_leave_block): ... this, place after called functions.
9298 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9300 (dse_enter_block, dse_record_phi): New.
9301 (dse_record_phis): Delete.
9302 (dse_finalize_block): Rename to...
9303 (dse_leave_block): ... this.
9304 (tree_ssa_dse): Simplify initialization of walk_data.
9305 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9306 Adjust initialization of walk_data.
9307 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9308 * tree-ssa-loop-phiopt.c (get_non_trapping):
9309 Adjust initialization of walk_data.
9310 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9311 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9312 it's not a domwalk callback.
9313 (uncprop_initialize_block): Rename to...
9314 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9315 (dse_finalize_block): Rename to...
9316 (dse_leave_block): ... this.
9317 (tree_ssa_uncprop): Simplify initialization of walk_data.
9318 * Makefile.in: Adjust dependencies.
9320 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9322 * arm.md (casesi): Fix test for Thumb1.
9323 (thumb1_casesi_internal_pic): Likewise.
9324 (thumb1_casesi_dispatch): Likewise.
9326 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9328 * config/arm/arm-cores.def: Added core cortex-m0.
9329 * config/arm/arm-tune.md: Regenerated.
9330 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9332 2009-06-26 DJ Delorie <dj@redhat.com>
9334 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9336 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9337 the scheduler doesn't tag jump insns.
9339 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9341 * c-decl.c (merge_decls): Re-indent.
9343 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9346 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9347 Special-case decimal float constants.
9349 2009-06-26 Richard Henderson <rth@redhat.com>
9351 * function.h (struct function): Add cannot_be_copied_reason,
9352 and cannot_be_copied_set.
9353 * tree-inline.c (has_label_address_in_static_1): Rename from
9354 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9355 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9356 don't set inline_forbidden_reason.
9357 (copy_forbidden): New function, split out of inline_forbidden_p.
9358 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9359 (inline_forbidden_p): Use copy_forbidden.
9360 (tree_versionable_function_p): Likewise.
9361 (inlinable_function_p): Merge into tree_inlinable_function_p.
9362 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9363 * ipa-cp.c (ipcp_versionable_function_p): New function.
9364 (ipcp_cloning_candidate_p): Use it.
9365 (ipcp_node_modifiable_p): Likewise.
9367 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9369 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9370 that is marked not to be inlined. Remove flag_mudflap use.
9371 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9372 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9374 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9377 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9378 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9380 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9382 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9384 (__mingwthr_remove_key_dtor): Likewise.
9386 2009-06-26 Richard Guenther <rguenther@suse.de>
9388 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9390 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9393 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9394 try the non-cond_exec path also.
9396 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9399 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9400 (output_cbranch): Use new functions.
9401 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9404 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9405 Pat Haugen <pthaugen@us.ibm.com>
9406 Revital Eres <ERES@il.ibm.com>
9408 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9409 for %c error. Add %x support to print VSX registers as a unified
9410 register set, instead of separate float and altivec registers.
9411 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9412 %y case, and add support for VSX pre-modify addresses.
9413 (output_toc): Add assert for CONST containing an integer constant
9415 (rs6000_adjust_cost): Add POWER7 support.
9416 (insn_must_be_first_in_group): Ditto.
9417 (insn_must_be_last_in_group): Ditto.
9418 (rs6000_emit_popcount): Ditto.
9419 (rs6000_vector_mode_supported_p): Ditto.
9421 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9422 Change some of the functions called by macros to being called
9423 through a pointer, so debug functions can be inserted if
9424 -mdebug=addr or -mdebug=cost.
9425 (rs6000_preferred_reload_class_ptr): Ditto.
9426 (rs6000_secondary_reload_class_ptr): Ditto.
9427 (rs6000_secondary_memory_needed_ptr): Ditto.
9428 (rs6000_cannot_change_mode_class_ptr): Ditto.
9429 (rs6000_secondary_reload_inner): Ditto.
9430 (rs6000_legitimize_reload_address): Ditto.
9431 (rs6000_legitimize_reload_address_ptr): Ditto.
9432 (rs6000_mode_dependent_address): Ditto.
9433 (rs6000_mode_dependent_address_ptr): Ditto.
9435 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9436 function to return true if the mode allows reg + integer
9438 (virtual_stack_registers_memory_p): New function to return true if
9439 the address refers to a virtual stack register.
9440 (rs6000_legitimate_offset_address_p): Move code to say whether a
9441 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9443 (rs6000_legitimate_address_p): Add checks for modes that only can
9444 do reg+reg addressing. Start adding VSX support.
9445 (rs6000_legitimize_reload_address): Ditto.
9446 (rs6000_legitimize_address): Ditto.
9447 (rs6000_debug_legitimate_address_p): New debug functions for
9448 -mdebug=addr and -mdebug=cost.
9449 (rs6000_debug_rtx_costs): Ditto.
9450 (rs6000_debug_address_costs): Ditto.
9451 (rs6000_debug_adjust_cost): Ditto.
9452 (rs6000_debug_legitimize_address): Ditto.
9453 (rs6000_legitimize_reload_address_ptr): Point to call normal
9454 function or debug function. Make functions called via pointer
9456 (rs6000_mode_dependent_address_ptr): Ditto.
9457 (rs6000_secondary_reload_class_ptr): Ditto.
9458 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9459 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9460 into a friendlier error.
9461 (rs6000_init_builtins): Add initial VSX support.
9462 (rs6000_adjust_cost): Fix some spacing issues.
9464 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9465 (REG_CLASS_NAMES): Ditto.
9466 (REG_CLASS_CONTENTS): Ditto.
9467 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9468 pointer, to add -mdebug=addr support.
9469 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9470 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9471 -mdebug=addr support.
9472 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9473 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9474 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9476 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9478 (bswapsi*): Set attribute types for load/store. Add combiner
9479 patterns to eliminate zero extend on 64-bit.
9480 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9481 stdbrx if the hardware supports those instructions.
9483 2009-06-25 Ian Lance Taylor <iant@google.com>
9485 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9486 (Link Options): Document -static-libstdc++.
9488 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9491 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9492 DATA_ALIGNMENT instead.
9494 2009-06-25 Richard Guenther <rguenther@suse.de>
9496 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9497 indirect references against the callused/escaped solutions.
9498 (call_may_clobber_ref_p_1): Likewise.
9500 2009-06-25 Martin Jambor <mjambor@suse.cz>
9502 PR tree-optimization/40493
9503 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9504 (enum unscalarized_data_handling): New type.
9505 (handle_unscalarized_data_in_subtree): Return what has been done.
9506 (load_assign_lhs_subreplacements): Handle left flushes differently.
9507 (sra_modify_assign): Use unscalarized_data_handling, simplified
9508 condition determining whether to remove the statement.
9510 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9512 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9513 excerpt - @ should be doubled for texinfo.
9515 2009-06-24 Ian Lance Taylor <iant@google.com>
9517 * config/arc/arc.c: Include "df.h".
9518 (arc_attribute_table): Make static. Move higher in file.
9519 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9520 (output_shift): Initialize n later to avoid warning.
9521 * config/arm/arm.c (arm_attribute_table): Make static. Move
9523 * config/avr/avr.c (avr_attribute_table): Make static. Move
9525 (reg_class_tab): Change array type from int to enum reg_class.
9526 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9528 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9529 (lshrhi3_out): Likewise.
9530 (class_likely_spilled_p): Change return type to bool.
9531 (avr_rtx_costs): Use local code variable with enum type.
9532 * config/avr/avr.md (movmemhi): Use add_reg_note.
9533 (andhi3, andsi3): Don't use AS2 with "and".
9534 (iorhi3, iorsi3): Don't use AS2 with "or".
9535 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9536 * config/crx/crx.c: Include "df.h".
9537 (crx_attribute_table): Make static.
9538 * config/m32r/m32r.c: Include "df.h".
9539 (m32r_attribute_table): Make static. Move higher in file.
9540 (pop): Use add_reg_note.
9541 (block_move_call): Change 0 to LCT_NORMAL in function call.
9542 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9543 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9544 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9545 declare, not just when TREE_CODE is defined.
9546 * config/m68hc11/m68hc11.c: Include "expr.h".
9547 (m68hc11_attribute_table): Make static. Move higher in file.
9548 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9550 (m68hc11_register_indirect_p): Likewise.
9551 (m68hc11_function_arg_padding): Change return type to enum
9553 (emit_move_after_reload): Use add_reg_note.
9554 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9555 (m68hc11_split_logical): Likewise.
9556 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9558 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9559 to VOIDmode in function call.
9560 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9562 (m68hc11_split_logical): Update declaration.
9563 (m68hc11_function_arg_padding): Update declaration.
9564 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9565 to array of enum reg_class.
9566 (mcore_attribute_table): Make static. Move higher in file.
9567 (mcore_rtx_costs): Add cast to enum type.
9568 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9569 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9570 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9572 * config/sh/predicates.md (trapping_target_operand): Rename and to
9574 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9576 * config/spu/spu.c (spu_attribute_table): Make static. Move
9578 * config/v850/v850.c (v850_attribute_table): Make static. Move
9580 (v850_rtx_costs): Use local code with enum type.
9581 (expand_epilogue): Add cast.
9582 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9584 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9587 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9588 -m2a-single-only and -m2a-nofpu.
9589 * config/sh/sh.opt: Document m2a generates FPU code.
9591 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9593 * defaults.h (CAN_ELIMINATE): Provide default.
9594 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9595 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9596 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9597 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9598 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9599 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9600 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9601 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9602 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9603 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9605 2009-06-24 DJ Delorie <dj@redhat.com>
9607 * mep-ext-cop.cpu: Fix copyright notice.
9608 * mep-default: Fix copyright notice.
9609 * mep-core: Fix copyright notice.
9610 * mep: Fix copyright notice.
9611 * mep-ivc2: Fix copyright notice.
9612 * mep-c5: Fix copyright notice.
9614 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9616 * doc/contrib.texi (Contributors):
9618 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9621 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9622 src and dst operands if necessary.
9624 2009-06-23 DJ Delorie <dj@redhat.com>
9627 * config.gcc: Add mep support.
9628 * recog.c: Resurrect validate_replace_rtx_subexp().
9629 * recog.h: Likewise.
9630 * config/mep/: Add new port:
9631 * config/mep/constraints.md: New file.
9632 * config/mep/default.h: New file.
9633 * config/mep/intrinsics.h: New file.
9634 * config/mep/intrinsics.md: New file.
9635 * config/mep/ivc2-template.h: New file.
9636 * config/mep/mep-c5.cpu: New file.
9637 * config/mep/mep-core.cpu: New file.
9638 * config/mep/mep-default.cpu: New file.
9639 * config/mep/mep-ext-cop.cpu: New file.
9640 * config/mep/mep-intrin.h: New file.
9641 * config/mep/mep-ivc2.cpu: New file.
9642 * config/mep/mep-lib1.asm: New file.
9643 * config/mep/mep-lib2.c: New file.
9644 * config/mep/mep-pragma.c: New file.
9645 * config/mep/mep-protos.h: New file.
9646 * config/mep/mep-tramp.c: New file.
9647 * config/mep/mep.c: New file.
9648 * config/mep/mep.cpu: New file.
9649 * config/mep/mep.h: New file.
9650 * config/mep/mep.md: New file.
9651 * config/mep/mep.opt: New file.
9652 * config/mep/predicates.md: New file.
9653 * config/mep/t-mep: New file.
9655 2009-06-23 Ian Lance Taylor <iant@google.com>
9657 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9658 from loose_warn into c_loose_warn and from strict_warn into
9659 c_strict_warn. Set and substitute warn_cxxflags. Check for
9660 --enable-build-with-cxx. Set and substitute
9661 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9662 * Makefile.in (CXXFLAGS): New variable.
9663 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9664 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9665 the default is the same as $(STRICT_WARN).
9666 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9667 (CXX): New variable.
9668 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9669 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9670 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9671 (HOST_LIBS): New variable.
9672 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9673 (ALL_CXXFLAGS): New variable.
9674 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9675 * doc/install.texi (Configuration): Document
9676 --enable-build-with-cxx, --with-stage1-ldflags,
9677 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9678 * configure: Rebuild.
9680 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9682 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9683 from previous commit.
9685 2009-06-23 Ian Lance Taylor <iant@google.com>
9687 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9689 2009-06-23 Ian Lance Taylor <iant@google.com>
9691 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9692 with ATTRIBUTE_UNUSED.
9694 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9695 Pat Haugen <pthaugen@us.ibm.com>
9696 Revital Eres <eres@il.ibm.com>
9698 * config.in (HAVE_AS_POPCNTD): Add default definition.
9699 (HAVE_AS_LWSYNC): Ditto.
9701 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9703 (gcc_cv_as_powerpc_cmpb): Ditto.
9704 (gcc_cv_as_powerpc_dfp): Ditto.
9705 (gcc_cv_as_powerpc_vsx): Ditto.
9706 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9707 supporting the popcntd/lwsync instructions.
9708 (gcc_cv_as_powerpc_lwsync): Ditto.
9709 * configure: Regenerate.
9711 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9712 -mcpu=native and -mcpu=power7.
9713 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9715 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9716 a variable instead of a mask to reduce the number of mask bits.
9717 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9718 (-mbit-word): Ditto.
9719 (-mregnames): Ditto.
9720 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9721 (-mfused-madd): Ditto.
9723 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9725 (-mvsx): New switch for VSX instructions.
9726 (-misel): Move from a variable to a mask to allow it to be set by
9729 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9730 function declaration to an array declaration.
9731 (rs6000_hard_regno_nregs): New external array declaration.
9733 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9734 files included by rs6000.md.
9736 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9737 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9739 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9741 (rs6000_debug_reg): New -mdebug= variables.
9742 (rs6000_debug_addr): Ditto.
9743 (rs6000_debug_cost): Ditto.
9744 (rs6000_pmode): New variable to hold Pmode.
9745 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9746 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9747 calculated at compiler start.
9748 (rs6000_hard_regno_nregs): Change function to an array which holds
9749 HARD_REGNO_NREGS calculated at compiler start.
9750 (rs6000_explicit_options): Delete isel field.
9751 (rs6000_vector_unit): New array to hold which vector unit
9752 supports arithmetic options for a given type.
9753 (rs6000_vector_mem): New array to hold which vector unit supports
9754 memory reference operations for a given type.
9755 (rs6000_vector_align): New array to given the alignment of each
9757 (power7_cost): New basic costs for power7.
9758 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9759 (rs6000_hard_regno_nregs_internal): New function, moved from
9760 HARD_REGNO_NREGS, to calculate the number of registers each hard
9761 register takes for each type.
9762 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9763 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9764 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9765 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9766 unit information here so it is calculated once at compiler startup
9768 (rs6000_override_options): Make -misel a target mask. Add more
9769 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9770 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9772 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9773 (rs6000_handle_option): Move -misel from variable to target mask.
9774 (rs6000_builtin_mask_for_load): Add VSX support.
9775 (rs6000_conditional_register_usage): Ditto.
9776 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9777 (function_arg_boundary): Ditto.
9778 (rs6000_expand_builtin): Ditto.
9779 (def_builtin): Make abort message a little friendlier.
9780 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9782 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9783 assembler support the popcntd instruction instead of a vsx
9784 instruction to enable power7 support.
9785 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9786 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9787 option to the assembler if -mcpu=native.
9788 (ASM_CPU_NATIVE_SPEC): Ditto.
9789 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9791 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9792 the lwsync instruction.
9793 (enum processor_type): Add PROCESSOR_POWER7.
9794 (rs6000_debug_reg): New -mdebug= options.
9795 (rs6000_debug_addr): Ditto.
9796 (rs6000_debug_cost): Ditto.
9797 (rs6000_isel): Delete.
9798 (enum rs6000_vector): New enum to say what vector unit we have.
9799 (VECTOR_UNIT_*): New macros to say which vector unit has
9800 arithmetic operations for a given type.
9801 (VECTOR_MEM_*): New macros to say which vector unit has memory
9802 operations for a given type.
9803 (TARGET_LDBRX): Whether the machine supports the ldbrx
9805 (TARGET_ISEL): Delete, -misel moved to be a mask.
9806 (TARGET_ISEL64): New macro for 64-bit isel support.
9807 (UNITS_PER_VSX_WORD): New macro.
9808 (POINTER_SIZE): Move to be an external variable, rather than
9809 calculating whether we are generating 32 ot 64-bit code.
9811 (STACK_BOUNDARY): Add VSX support.
9812 (LOCAL_ALIGNMENT): Ditto.
9813 (SLOW_UNALIGNED_ACCESS): Ditto.
9814 (VSX_REGNO_P): New macro for VSX support.
9815 (VFLOAT_REGNO_P): Ditto.
9816 (VINT_REGNO_P): Ditto.
9817 (VLOGICAL_REGNO_P): Ditto.
9818 (VSX_VECTOR_MODE): Ditto.
9819 (VSX_SCALAR_MODE): Ditto.
9821 (VSX_MOVE_MODE): Ditto.
9822 (VSX_REG_CLASS_P): Ditto.
9823 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9825 (UNITS_PER_SIMD_WORD): Add VSX support.
9826 (MODES_TIEABLE_P): Ditto.
9827 (STARTING_FRAME_OFFSET): Ditto.
9828 (STACK_DYNAMIC_OFFSET): Ditto.
9829 (EPILOGUE_USES): Ditto.
9830 (REGNO_REG_CLASS): Move to array lookup.
9831 (CLASS_MAX_NREGS): Ditto.
9832 (rs6000_vector_reg_class): Add declaration.
9833 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9834 overlap with the floating point and Altivec registers.
9836 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9838 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9839 give the appropriate asm switches if -mcpu=native.
9840 (host_detect_local_cpu): Add support for "asm".
9841 (host_detect_local_cpu): Follow GNU code guidelines for name.
9843 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9844 -mbit-word to a variable instead of being a target mask.
9846 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9847 emit the lwsync instruction instead of emitting the instruction as
9848 an integer constant.
9850 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9851 fixuns_trundfsi2, move expander into rs6000.md.
9853 * config/rs6000/rs6000.md (cpu): Add power7.
9854 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9855 (logical predicate patterns): Change the single instruction
9856 primitives that set CR0 to be fast_compare instead of compare.
9858 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9859 (popcntddi2): Ditto.
9860 (popcount<mode>): Ditto.
9861 (floating multiply/add insns): Name the floating point
9863 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9864 (isel_unsigned_<mode>): Ditto.
9865 (fixuns_trundfsi2): Move expander here from spe.md.
9866 (smindi3): Define if we have -misel on 64-bit systems.
9871 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9873 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9875 * config/avr/avr.c (avr_current_device): New variable.
9876 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9877 (avr_arch, mcu_type_s): Move to avr.h.
9878 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9879 default_data_section_start fields.
9880 (avr_arch): Moved from avr.c.
9881 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9882 library_name fields.
9883 (avr_current_device, avr_mcu_types, avr_arch_types,
9884 avr_device_to_arch, avr_device_to_data_start,
9885 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9886 (EXTRA_SPEC_FUNCTIONS): Define.
9887 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9888 options mapping. Use device_to_arch and device_to_data_start insted.
9889 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9890 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9891 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9892 * config/avr/driver-avr.c: New file.
9893 * config/avr/avr-devices.c: New file.
9895 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9897 * var-tracking.c (unshare_variable): Force initialized to
9898 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9899 (set_variable_part): Likewise.
9900 (struct variable_union_info): Remove pos_src field.
9901 (vui_vec, vui_allocated): New variables.
9902 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9903 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9904 == 1 use a simpler sorting algorithm. Compute pos field right
9905 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9906 Avoid quadratic comparison if !flag_var_tracking_uninit.
9907 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9908 unshare_variable unconditionally.
9909 (dataflow_set_different_2): Removed.
9910 (dataflow_set_different): Don't traverse second hash table.
9911 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9912 unconditionally to var_reg_set or var_mem_set.
9913 (emit_notes_in_bb): Likewise.
9914 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9916 (emit_note_insn_var_location): Don't set initialized to
9917 VAR_INIT_STATUS_INITIALIZED early.
9918 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9920 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9922 * tree-object-size.c (addr_object_size): Instead of checking
9923 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9924 are no FIELD_DECLs following it.
9926 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9928 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9929 order to match bswaps with signed source operands.
9931 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9933 * sdbout.c (sdbout_one_type): Fix braces in switch.
9935 2009-06-23 Richard Guenther <rguenther@suse.de>
9937 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9939 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9940 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9941 var_callused, callused_tree, var_storedanything, storedanything_tree,
9942 var_integer, integer_tree): Remove global variables.
9943 (new_var_info): Do not pass new id, append the new var to the
9944 global variable vector.
9945 (do_ds_constraint): Use is_global_var member of the variable-info.
9946 (new_scalar_tmp_constraint_exp): Adjust.
9947 (create_function_info_for): Likewise.
9948 (create_variable_info_for): Likewise.
9949 (find_what_var_points_to): Remove dead code.
9950 (init_base_vars): Simplify.
9951 (compute_points_to_sets): Adjust.
9953 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9955 * combine.c (try_combine): Dump information about the insns we're
9958 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9960 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9961 check when calling force_to_mode on TRUNCATE's operand.
9963 2009-06-22 Ian Lance Taylor <iant@google.com>
9965 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9967 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9969 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9971 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9973 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9974 override library linkage flags such as -static-libgcc or
9977 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9979 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9981 2009-06-22 Ian Lance Taylor <iant@google.com>
9983 * config/linux.opt: Put mglibc ahead of muclibc.
9985 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9986 for duplicate decls.
9988 2009-06-22 Matthias Klose <doko@ubuntu.com>
9990 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9992 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9995 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9996 instead of NULL if a parser error occurs.
9998 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10000 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10001 non-DWARF2_DEBUGGING_INFO version.
10003 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10005 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10006 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10008 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10009 (LIBGCC2_TF_CEXT): Define.
10012 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10015 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10017 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10019 * config/arm/arm.c (arm_override_options): Disable
10020 -mcaller-super-interworking and -mcallee-super-interworking.
10021 * doc/invoke.texi (ARM Options): Document this.
10023 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10025 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10026 * config/arm/constraints.md (j): New constraint for movw operands.
10027 (N): Remove thumb2 meaning.
10028 * config/arm/arm.md (*arm_movw): Delete.
10029 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10030 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10031 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10033 2009-06-22 Martin Jambor <mjambor@suse.cz>
10035 PR tree-optimization/40492
10036 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10037 build_ref_for_offset.
10039 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10041 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10042 JUMP_TABLE_DATA_P predicates where applicable.
10043 * auto-inc-dec.c: Ditto.
10044 * builtins.c: Ditto.
10045 * caller-save.c: Ditto.
10047 * cfgcleanup.c: Ditto.
10048 * cfglayout.c: Ditto.
10050 * combine.c: Ditto.
10051 * combine-stack-adj.c: Ditto.
10055 * df-scan.c: Ditto.
10057 * dwarf2asm.c: Ditto.
10058 * dwarf2out.c: Ditto.
10059 * emit-rtl.c: Ditto.
10065 * function.c: Ditto.
10068 * genpreds.c: Ditto.
10069 * genrecog.c: Ditto.
10071 * ira-costs.c: Ditto.
10072 * ira-lives.c: Ditto.
10074 * loop-iv.c: Ditto.
10075 * lower-subreg.c: Ditto.
10076 * modulo-sched.c: Ditto.
10078 * postreload.c: Ditto.
10079 * print-rtl.c: Ditto.
10081 * reginfo.c: Ditto.
10082 * regmove.c: Ditto.
10083 * reload1.c: Ditto.
10086 * rtlanal.c: Ditto.
10088 * sched-vis.c: Ditto.
10090 * sel-sched-ir.c: Ditto.
10091 * simplify-rtx.c: Ditto.
10092 * targhooks.c: Ditto.
10093 * var-tracking.c: Ditto.
10094 * vmsdbgout.c: Ditto.
10096 2009-06-22 Matthias Klose <doko@ubuntu.com>
10098 * Makefile.in (install-plugin): Always use DESTDIR.
10100 2009-06-22 Olivier Hainque <hainque@adacore.com>
10102 * config/pa/pa.c (output_call): Don't optimize post call jumps
10103 into return address adjustments if the call may throw.
10105 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10107 * arm.c (thumb1_output_casesi): New function.
10108 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10109 optimizing for size or PIC.
10110 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10111 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10112 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10113 (thumb1_casesi_internal_pic): New expand rule.
10114 (thumb1_casesi_dispatch): New pattern.
10115 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10117 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10118 in the text seciton when PIC or optimizing for size.
10119 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10120 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10121 preservation properties of code.
10122 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10123 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10124 (__gnu_thumb1_case_si): New function.
10125 * t-arm (LIB1ASMSRC): Define here.
10126 (LIB1ASMFUNCS): Add some common functions.
10127 * t-arm-elf (LIB1ASMSRC): Delete.
10128 (LIB1ASMFUNCS): Append to existing set.
10129 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10130 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10131 * t-symbian (LIB1ASMFUNCS): Likewise.
10132 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10133 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10135 2009-06-21 Richard Guenther <rguenther@suse.de>
10137 PR tree-optimization/38729
10138 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10139 to loops with a single exit if -fno-expensive-optimizations.
10141 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10143 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10144 (dataflow_set): Change vars type from htab_t to shared_hash.
10145 (shared_hash_pool, empty_shared_hash): New variables.
10146 (vars_clear): Removed.
10147 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10148 shared_hash_find_slot_unshare, shared_hash_find_slot,
10149 shared_hash_find_slot_noinsert, shared_hash_find): New
10151 (shared_hash_unshare, shared_hash_destroy): New functions.
10152 (unshare_variable): Unshare set->vars if shared, use
10154 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10155 (get_init_value, find_src_set_src, dump_dataflow_set,
10156 clobber_variable_part, emit_notes_for_differences): Use
10158 (dataflow_set_init): Remove second argument, set vars to
10159 empty_shared_hash instead of creating a new htab.
10160 (dataflow_set_clear): Call shared_hash_destroy and set vars
10161 to empty_shared_hash instead of calling vars_clear.
10162 (dataflow_set_copy): Don't call vars_copy, instead just share
10163 the src htab with dst.
10164 (variable_union): Use shared_hash_*, use initially NO_INSERT
10165 lookup if set->vars is shared. Don't keep slot cleared before
10166 calling unshare_variable. Unshare set->vars if needed.
10167 Even ->refcount == 1 vars must be unshared if set->vars is shared
10168 and var needs to be modified.
10169 (variable_canonicalize): New function.
10170 (dataflow_set_union): If dst->vars is empty, just share src->vars
10171 with dst->vars and traverse with variable_canonicalize to canonicalize
10172 and unshare what is needed.
10173 (dataflow_set_different): If old_set and new_set use the same shared
10174 htab, they aren't different. If number of htab elements is different,
10175 htabs are different. Use shared_hash_*.
10176 (dataflow_set_destroy): Call shared_hash_destroy instead of
10178 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10179 second argument to dataflow_set_init.
10180 (vt_initialize): Likewise. Initialize shared_hash_pool and
10181 empty_shared_hash, move bb in/out initialization afterwards.
10182 Use variable_htab_free instead of NULL as changed_variables del hook.
10183 (variable_was_changed): Change type of second argument to pointer to
10184 dataflow_set. When inserting var into changed_variables, bump
10185 refcount. Unshare set->vars if set is shared htab and slot needs to
10187 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10188 lookup if set->vars is shared. Unshare set->vars if needed.
10189 Even ->refcount == 1 vars must be unshared if set->vars is shared
10190 and var needs to be modified. Adjust variable_was_changed caller.
10191 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10192 vars must be unshared if set->vars is shared and var needs to be
10193 modified. Adjust variable_was_changed caller.
10194 (emit_note_insn_var_location): Don't pool_free var.
10195 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10197 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10198 free_alloc_pool on shared_hash_pool.
10200 2009-06-20 Anthony Green <green@moxielogic.com>
10202 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10203 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10205 2009-06-20 Richard Guenther <rguenther@suse.de>
10207 * tree-ssa-structalias.c (find_func_aliases): For memset use
10208 a constraint from NULL if we memset to zero.
10209 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10210 we explicitly handle that do not read from memory.
10211 (call_may_clobber_ref_p_1): Properly handle builtins that may
10214 2009-06-20 Richard Guenther <rguenther@suse.de>
10216 PR tree-optimization/40495
10217 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10218 (new_scalar_tmp_constraint_exp): New function.
10219 (process_constraint): Do not create temporary decls.
10220 (process_all_all_constraints): Likewise.
10221 (handle_const_call): Likewise.
10222 (create_function_info_for): Do not set decl.
10224 2009-06-19 Ian Lance Taylor <iant@google.com>
10226 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10227 (rs6000_attribute_table): Make static; move before use.
10229 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10231 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10232 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10233 Propagate the TREE_READONLY flag without overwriting it.
10234 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10235 Propagate the TREE_READONLY flag onto the result.
10236 (process_call_operands): Move around. Use correct constant value.
10238 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10241 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10242 * config/arm/arm.md: Likewise.
10244 2009-06-19 Ian Lance Taylor <iant@google.com>
10246 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10247 to GIMPLE_ERROR_MARK.
10249 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10250 op2_original_type parameters. Warn about using different enum types.
10251 * c-parser.c (c_parser_conditional_expression): Pass original
10252 types to build_conditional_expr.
10253 * c-tree.h (build_conditional_expr): Update declaration.
10255 2009-06-19 Ian Lance Taylor <iant@google.com>
10257 * config/i386/i386.c (ix86_function_specific_save): Test that
10258 fields match values, rather than testing the values are in a
10261 2009-06-19 Richard Guenther <rguenther@suse.de>
10263 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10264 ADDR_EXPR pointers.
10265 (ptr_derefs_may_alias_p): Likewise.
10266 (ptr_deref_may_alias_ref_p_1): New function.
10267 (ptr_deref_may_alias_ref_p): Likewise.
10268 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10269 covered by looking at the ESCAPED solution.
10270 (call_may_clobber_ref_p_1): Likewise.
10271 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10272 Handle NULL_TREE offset. Do not produce redundant constraints.
10273 (process_all_all_constraints): New helper function.
10274 (do_structure_copy): Use it.
10275 (handle_lhs_call): Likewise.
10276 (find_func_aliases): Handle some builtins with pointer arguments
10277 and/or return values explicitly.
10279 2009-06-19 Ian Lance Taylor <iant@google.com>
10281 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10283 2009-06-19 Ian Lance Taylor <iant@google.com>
10285 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10287 2009-06-19 Ian Lance Taylor <iant@google.com>
10289 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10290 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10293 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10294 uninitialized const.
10296 2009-06-19 Ian Lance Taylor <iant@google.com>
10298 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10301 * c-decl.c (in_struct, struct_types): Remove.
10302 (struct c_binding): Add in_struct field.
10303 (c_binding_ptr): Define type, along with VEC.
10304 (struct c_struct_parse_info): Define.
10305 (struct_parse_info): New static variable.
10306 (bind): Initialize in_struct field.
10307 (start_struct): Remove enclosing_in_struct and
10308 enclosing_struct_types parameters. Add
10309 enclosing_struct_parse_info parameter. Change all callers. Set
10310 struct_parse_info rather than in_struct and struct_types.
10311 (grokfield): If -Wc++-compat and there is a symbol binding for the
10312 field name, set the in_struct flag and push it on the
10313 struct_parse_info->fields vector.
10314 (warn_cxx_compat_finish_struct): New static function.
10315 (finish_struct): Remove enclosing_in_struct and
10316 enclosing_struct_types parameters. Add
10317 enclosing_struct_parse_info parameter. Change all callers. Don't
10318 set C_TYPE_DEFINED_IN_STRUCT here. Call
10319 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10320 parameter. Only push on struct_types if warn_cxx_compat.
10321 (finish_enum): Only push on struct_types if warn_cxx_compat.
10322 (declspecs_add_type): Add loc parameter. Change all callers.
10323 Change all error calls to error_at. Pass loc, not input_location,
10324 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10325 defined in a struct. If -Wc++-compat and parsing a struct, record
10326 that a typedef name was used.
10327 * c-parser.c (c_parser_declspecs): Get location to pass to
10328 declspecs_add_type.
10329 (c_parser_struct_or_union_specifier): Update calls to start_struct
10331 * c-tree.h (struct c_struct_parse_info): Declare.
10332 (finish_struct, start_struct): Update declarations.
10333 (declspecs_add_type): Update declaration.
10335 2009-06-19 Ian Lance Taylor <iant@google.com>
10337 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10338 variable with an anonymous type.
10340 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10342 * see.c: Remove for real.
10344 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10346 * optabs.h (enum optab_index): Add new OTI_significand.
10347 (significand_optab): Define corresponding macro.
10348 * optabs.c (init_optabs): Initialize significand_optab.
10349 * genopinit.c (optabs): Implement significand_optab using
10350 significand?f2 patterns.
10351 * builtins.c (expand_builtin_mathfn): Handle
10352 BUILT_IN_SIGNIFICAND{,F,L}.
10353 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10354 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10356 * config/i386/i386.md (significandxf2, significand<mode>2): New
10357 expanders to implement significandf, significand and significandl
10358 built-ins as inline x87 intrinsics.
10360 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10362 * config/avr/avr.c (avr_override_options): Remove setting value of
10363 PARAM_INLINE_CALL_COST.
10365 2009-06-18 Richard Henderson <rth@redhat.com>
10368 * tree-pass.h (TDF_ASMNAME): New.
10369 * tree-dump.c (dump_options): Add asmname.
10370 * doc/invoke.texi: Document it.
10372 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10373 (dump_decl_name): ...here.
10374 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10375 (dump_generic_node): Update dump_function_name calls.
10376 (print_call_name): New flags arg; update all dump calls.
10377 * diagnostic.h (print_call_name): Update.
10378 * gimple-pretty-print.c (dump_gimple_call): Update.
10380 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10383 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10385 2009-06-18 Diego Novillo <dnovillo@google.com>
10387 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10388 * plugin.c (str_license): Declare.
10389 (try_init_one_plugin): Assert that the symbol
10390 'plugin_is_GPL_compatible' exists.
10392 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10395 * Makefile.in (OBJS-common): Remove see.o.
10397 * common.opt (fsee): Mark as preserved for backward compatibility.
10398 * opts.c (common_handle_option): Add OPT_fsee to the backward
10399 compatibility section.
10400 * passes.c (init_optimization_passes, pass_see): Remove pass.
10401 * timevar.def (TV_SEE): Remove.
10402 * tree-pass.h (pass_see): Remove declaration.
10403 * doc/invoke.texi (-fsee): Remove documentation.
10405 2009-06-18 Martin Jambor <mjambor@suse.cz>
10407 * tree-sra.c: Include statistics.h
10408 (sra_stats): New variable.
10409 (sra_initialize): Clear sra_stats.
10410 (create_access_replacement): Increment sra_stats.replacements.
10411 (get_access_replacement): Do not return twice.
10412 (analyze_all_variable_accesses): Increment statistics counter by the
10413 number of scalarized aggregates.
10414 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10415 (sra_modify_expr): Increment sra_stats.exprs.
10416 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10417 (sra_modify_assign): Increment sra_stats.exprs,
10418 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10419 (perform_intra_sra): Update statistics counters.
10420 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10422 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10424 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10425 (arm_scalar_mode_supported_p): New function.
10427 2009-06-18 Paul Brook <paul@codesourcery.com>
10428 Sandra Loosemore <sandra@codesourcery.com>
10430 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10431 (__extendhfsf2, __truncsfhf2): Define.
10432 * config/arm/fp16.c: New file.
10433 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10434 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10436 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10438 * doc/extend.texi (Half-Precision): New section.
10439 * doc/invoke.texi (Option Summary): List -mfp16-format.
10440 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10441 * config/arm/arm.opt (mfp16-format=): New.
10442 * config/arm/arm.c: Include intl.h.
10443 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10444 (TARGET_INVALID_RETURN_TYPE): Redefine.
10445 (TARGET_PROMOTED_TYPE): Redefine.
10446 (TARGET_CONVERT_TO_TYPE): Redefine.
10447 (arm_fp16_format): Define.
10448 (all_fpus): Add entry for neon-fp16.
10449 (fp_model_for_fpu): Likewise.
10450 (struct fp16_format): Declare.
10451 (all_fp16_formats): Define.
10452 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10454 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10456 (arm_legitimate_index_p): Treat HFmode like HImode.
10457 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10458 (coproc_secondary_reload_class): Special-case HFmode.
10459 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10460 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10461 (arm_init_fp16_builtins): New.
10462 (arm_init_builtins): Call it.
10463 (arm_invalid_parameter_type): New.
10464 (arm_invalid_return_type): New.
10465 (arm_promoted_type): New.
10466 (arm_convert_to_type).
10467 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10469 (arm_emit_fp16_const): New function.
10470 (arm_mangle_type): Mangle __fp16 as "Dh".
10471 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10473 (TARGET_NEON_FP16): New.
10474 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10475 (enum fputype): Add FPUTYPE_NEON_FP16.
10476 (enum arm_fp16_format_type): Declare.
10477 (arm_fp16_format): Declare.
10478 (LARGEST_EXPONENT_IS_NORMAL): Define.
10479 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10480 * config/arm/arm-modes.def (HFmode): Define.
10481 * config/arm/vfp.md: (*movhf_vfp): New.
10482 (extendhfsf2): New.
10484 * config/arm/arm.md: (fpu): Add neon_fp16.
10485 (floatsihf2, floatdihf2): New.
10486 (fix_trunchfsi2, fix_trunchfdi2): New.
10488 (extendhfdf2): New.
10490 (*arm32_movhf): New.
10491 (*thumb1_movhf): New.
10492 (consttable_2): Add check for HFmode constants.
10493 (consttable_4): Handle HFmode constants.
10495 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10497 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10499 2009-06-17 Olivier Hainque <hainque@adacore.com>
10501 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10502 const char ** conversion in AIX specific section.
10504 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10506 * config/i386/i386.c (ix86_special_builtin_type): Remove
10507 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10508 (bdesc_special_args): Updated.
10509 (ix86_init_mmx_sse_builtins): Likewise.
10510 (ix86_expand_special_args_builtin): Likewise.
10512 2009-06-17 Richard Henderson <rth@redhat.com>
10514 * tree-pretty-print.c (maybe_dump_asm_name): New.
10515 (dump_decl_name): Use it.
10516 (PRINT_FUNCTION_NAME): Merge into...
10517 (dump_function_name): ... here. Use maybe_dump_asm_name.
10519 2009-06-17 Cary Coutant <ccoutant@google.com>
10521 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10523 * debug.c (struct gcc_debug_hooks): Change placeholder for
10525 (debug_nothing_int_charstar_int): Replaced by...
10526 (debug_nothing_int_charstar_int_bool): ...this.
10527 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10528 source_line prototype.
10529 (debug_nothing_int_charstar_int): Replaced by...
10530 (debug_nothing_int_charstar_int_bool): ...this.
10531 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10532 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10533 Output is_stmt operand when necessary.
10534 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10535 (notice_source_line): Add is_stmt parameter.
10536 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10537 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10539 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10540 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10542 2009-06-17 Ian Lance Taylor <iant@google.com>
10544 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10546 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10549 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10551 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10552 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10553 tree_strip_sign_nop_conversions and
10554 tree_ssa_strip_useless_type_conversions rather than stripping
10555 the operations here.
10556 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10558 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10559 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10560 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10561 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10564 2009-06-17 Michael Eager <eager@eagercon.com>
10566 * config/rs6000/constraints.md (register_constraint "d"): New.
10567 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10568 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10569 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10570 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10571 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10572 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10573 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10574 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10575 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10576 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10578 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10579 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10580 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10581 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10582 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10583 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10584 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10585 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10586 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10587 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10588 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10589 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10590 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10591 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10593 2009-06-16 Ian Lance Taylor <iant@google.com>
10595 * profile.c (total_num_never_executed): Don't define.
10596 (compute_branch_probabilities): Don't count or print
10597 num_never_executed.
10598 (init_branch_prob): Don't set total_num_never_executed.
10599 (end_branch_prob): Don't print total_num_never_executed.
10601 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10603 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10605 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10607 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10608 (nabstd2_fpr): Same.
10610 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10612 * expr.c (expand_assignment): Change complex type check.
10614 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10616 * doc/plugins.texi (Building GCC plugins): Added new section.
10618 2009-06-17 Ian Lance Taylor <iant@google.com>
10620 * c-pch.c (get_ident): Don't set size of templ array.
10621 (pch_init): Don't set size of partial_pch array.
10623 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10624 string constant to intialize an array whose size is the length of
10627 2009-06-17 Richard Guenther <rguenther@suse.de>
10629 PR tree-optimization/40389
10630 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10631 to addressable types.
10632 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10634 2009-06-17 Richard Guenther <rguenther@suse.de>
10636 PR middle-end/40460
10637 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10638 if there is no evolution of left in the loop bail out.
10639 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10640 chrec_fold_multiply.
10642 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10643 Janis Johnson <janis187@us.ibm.com>
10646 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10647 for the symbol ref of a constant that is the source of a move
10648 - nor for any other not-obvious-label-ref constants.
10650 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10652 * plugin.c (position_pass): Skip newly inserted pass during list
10653 traversal to avoid repeated insertion.
10655 2009-06-16 Ian Lance Taylor <iant@google.com>
10657 * vec.h (VEC_stack_alloc): Define different version if
10658 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10659 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10660 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10661 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10663 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10665 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10667 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10668 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10669 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10670 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10671 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10672 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10673 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10674 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10675 __builtin_ia32_rdtscp.
10676 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10677 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10678 and __builtin_ia32_rorhi.
10679 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10680 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10681 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10682 (ix86_expand_args_builtin): Likewise.
10683 (ix86_expand_special_args_builtin): Likewise.
10685 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10686 (UNSPECV_RDTSC): Likewise.
10687 (UNSPECV_RDPMC): Likewise.
10688 (*bsr): Renamed to ...
10690 (*bsr_rex64): Renamed to ...
10693 (*rdpmc): Likewise.
10694 (*rdpmc_rex64): Likewise.
10696 (*rdtsc): Likewise.
10697 (*rdtsc_rex64): Likewise.
10698 (rdtscp): Likewise.
10699 (*rdtscp): Likewise.
10700 (*rdtscp_rex64): Likewise.
10702 * config/i386/ia32intrin.h: New.
10704 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10706 2009-06-16 Ian Lance Taylor <iant@google.com>
10708 * ira-build.c (copy_info_to_removed_store_destinations):
10709 Initialize parent_a.
10711 2009-06-16 Ian Lance Taylor <iant@google.com>
10713 * c-decl.c (grokdeclarator): Change size_varies to bool.
10715 2009-06-16 Ian Lance Taylor <iant@google.com>
10717 * sel-sched.c: Make forward declarations of move_op_hooks and
10718 fur_hooks explicitly extern.
10720 2009-06-16 Ian Lance Taylor <iant@google.com>
10722 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10723 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10725 2009-06-16 Ian Lance Taylor <iant@google.com>
10727 * resource.c (mark_referenced_resources): Change
10728 include_delayed_effects parameter to bool. Change all callers.
10729 (mark_end_of_function_resources): Likewise.
10730 * reorg.c (insn_references_resource_p): Likewise.
10731 (insn_sets_resource_p): Likewise.
10732 * resource.h (mark_referenced_resources): Update declaration.
10733 (mark_end_of_function_resources): Update declaration.
10735 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10737 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10739 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10741 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10742 GCC can bootstrap on AIX with GNU Binutils 2.20.
10744 2009-06-16 Ian Lance Taylor <iant@google.com>
10746 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10748 2009-06-16 Ian Lance Taylor <iant@google.com>
10750 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10751 inline, not extern inline.
10752 (exact_log2): Likewise.
10753 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10755 (exact_log2): Likewise, but don't test CTZ_HWI.
10757 2009-06-16 Ian Lance Taylor <iant@google.com>
10759 * bitmap.c (bitmap_clear): Don't declare as inline.
10760 * gimple.c (gimplify_assign): Likewise.
10761 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10762 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10763 (sched_scan_info): Remove duplicate definition.
10765 2009-06-16 Ian Lance Taylor <iant@google.com>
10767 * c-common.c (skip_evaluation): Don't define.
10768 (c_inhibit_evaluation_warnings): Define global variable.
10769 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10770 than skip_evaluation.
10771 (convert_and_check, warn_for_div_by_zero): Likewise.
10772 * c-common.h (skip_evaluation): Don't declare.
10773 (c_inhibit_evaluation_warnings): Declare.
10774 * c-parser.c (c_parser_typeof_specifier): Set
10775 c_inhibit_evaluation_warnings rather than skip_evaluation.
10776 (c_parser_conditional_expression): Likewise.
10777 (c_parser_binary_expression): Likewise.
10778 (c_parser_sizeof_expression): Likewise.
10779 (c_parser_alignof_expression): Likewise.
10780 * c-typeck.c (build_indirect_ref): Check
10781 c_inhibit_evaluation_warnings rather than skip_evaluation.
10782 (build_conditional_expr, build_binary_op): Likewise.
10784 2009-06-16 Richard Guenther <rguenther@suse.de>
10786 * tree-ssa-alias.c (is_escape_site): Remove.
10787 * tree-ssa-alias.h (enum escape_type): Remove.
10788 (is_escape_site): Likewise.
10789 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10790 via casts and asms without deferring to is_escape_site.
10792 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10794 PR middle-end/40446
10795 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10796 use gen_lowpart if op0 has complex mode.
10798 2009-06-16 Richard Guenther <rguenther@suse.de>
10800 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10801 variables add them to ESCAPED.
10802 (find_func_aliases): Do not make all indirectly stored values escaped.
10804 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10806 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10807 make_decl_one_only.
10809 2009-06-16 Martin Jambor <mjambor@suse.cz>
10811 PR tree-optimization/40432
10812 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10813 check whether we need to force gimple register operand.
10815 2009-06-16 Martin Jambor <mjambor@suse.cz>
10817 PR tree-optimization/40413
10818 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10819 build_ref_for_offset.
10820 (propagate_subacesses_accross_link): Fix a typo in a comment.
10822 2009-06-16 Ira Rosen <irar@il.ibm.com>
10824 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10825 with additional parameter.
10826 * tree-vectorizer.h (enum vect_def_type): Add new value
10828 (enum vect_relevant): Add comments.
10829 (vect_is_simple_reduction): Add new argument.
10830 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10831 Detect nested cycles.
10832 (vect_is_simple_reduction): Update documentation, add an argument to
10833 distinguish inner-loop reduction from nested cycle, detect nested
10834 cycles, fix printings and indentation, don't swap operands in case
10836 (get_initial_def_for_reduction): Handle subtraction.
10837 (vect_create_epilog_for_reduction): Add new argument to specify
10838 reduction variable.
10839 (vect_finalize_reduction): Handle subtraction, fix comments.
10840 (vectorizable_reduction): Handle nested cycles. In case of nested
10841 cycle keep track of the reduction variable position. Call
10842 vect_is_simple_reduction with additional parameter. Use original
10843 statement code in reduction epilogue for nested cycle. Call
10844 vect_create_epilog_for_reduction with additional parameter.
10845 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10846 inner-loop vectorization.
10847 (vect_recog_widen_sum_pattern): Likewise.
10848 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10850 (vect_mark_stmts_to_be_vectorized): Likewise.
10851 (vect_get_vec_def_for_operand): Handle nested cycles.
10853 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10855 * doc/invoke.texi (Debugging Options): Fix option index entries
10856 for -fdump-statistics, -frandom-seed add entries for
10857 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10858 (FRV Options): Fix entries for -mTLS, -mtls.
10859 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10860 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10861 (M68hc1x Options): Fix @itemx for -mnominmax.
10862 (MCore Options): Fix entry for -mno-lsim.
10863 (MMIX Options): Fix entry for -mabi=mmixware.
10864 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10866 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10868 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10869 Mention the plugin mode of gengtype.
10870 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10871 * gengtype.c: Updated copyright.
10872 (plugin_files, nb_plugin_files) Added new static variables.
10873 (measure_input_list) Care about plugin_files.
10874 (write_rtx_next): Added early return in plugin mode.
10875 (create_file): Updated copyright year in generated file. Added
10877 (oprintf): Added early return if NULL outf.
10878 (get_output_file_with_visibility): Care of plugin_files.
10879 (get_output_file_name): May return null.
10880 (write_local): Added early return.
10881 (put_mangled_filename): Ditto.
10882 (finish_root_table): Added check for base_files.
10883 (write_roots): Care about null when plugins.
10884 (main): Added plugin mode.
10886 2009-06-15 Ian Lance Taylor <iant@google.com>
10888 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10889 * gcov.c (read_count_file): Add braces around variables declared
10892 * c.opt (Wjump-misses-init): New warning.
10893 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10894 -Wall and -Wc++-compat if not already set.
10895 (c_common_post_options): Clear warn_jump_misses_init if it was not
10897 * c-decl.c (struct c_binding): Change type field to a union with
10898 new label field. Make it the first field in the struct. Update
10899 references to type to use u.type instead.
10900 (struct c_spot_bindings): Define.
10901 (struct c_goto_bindings): Define.
10902 (c_goto_bindings_p): Define, along with VECs.
10903 (struct c_label_vars): Define.
10904 (struct c_scope): Add has_label_bindings field.
10905 (bind_label, set_spot_bindings): New static functions.
10906 (decl_jump_unsafe, update_spot_bindings): New static functions.
10907 (update_label_decls): New static function.
10908 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10909 Update binding u.label field to shadowed field.
10910 (c_binding_start_stmt_expr): New function.
10911 (c_binding_end_stmt_expr): New function.
10912 (pushdecl): Don't call c_begin_vm_scope.
10913 (make_label): Add defining and p_label_vars parameters. Change
10915 (lookup_label): Correct test for whether a label has not yet been
10916 defined. Call bind_label rather than bind.
10917 (warn_about_goto): New static function.
10918 (lookup_label_for_goto): New function.
10919 (declare_label): Call bind_label rather than bind.
10920 (check_earlier_gotos): New static function.
10921 (define_label): Don't give errors about jumping into statement
10922 expressions or scopes of variably modified types. Call
10923 set_spot_bindings and check_earlier_gotos. Call bind_label
10924 instead of bind. Don't set label_context_stack_se or
10925 label_context_stack_vm.
10926 (c_get_switch_bindings): New function.
10927 (c_release_switch_bindings): New function.
10928 (c_check_switch_jump_warnings): New function.
10929 (start_function): Don't set label_context_stack_se or
10930 label_context_stack_vm.
10931 (finish_function): Likewise.
10932 * c-typeck.c (label_context_stack_se): Don't define.
10933 (label_context_stack_vm): Don't define.
10934 (c_finish_goto_label): Call lookup_label_for_goto rather than
10935 lookup_label. Don't give errors about jumping into a statement
10936 expression or the scope of a variably modified type. Don't set
10937 label_context_stack_se or label_context_stack_vm.
10938 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10939 fields. Add bindings field.
10940 (c_start_case): Don't set deleted fields. Set bindings field.
10941 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10942 or blocked_vm. Call c_check_switch_jump_warnings.
10943 (c_finish_case): Don't test blocked_stmt_expr field. Call
10944 c_release_switch_bindings.
10945 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10946 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10947 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10948 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10949 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10950 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10951 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10952 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10953 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10954 (C_DECL_UNJUMPABLE_VM): Don't define.
10955 (C_DECL_UNDEFINABLE_VM): Don't define.
10956 (struct c_label_list): Don't define.
10957 (struct c_label_context_se): Don't define.
10958 (struct c_label_context_vm): Don't define.
10959 (struct c_spot_bindings): Declare.
10960 (c_bindings_start_stmt_expr): Declare.
10961 (c_bindings_end_stmt_expr): Declare.
10962 (lookup_label_for_goto): Declare.
10963 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10964 (c_check_switch_jump_warnings): Declare.
10965 (label_context_stack_se, label_context_stack_vm): Don't declare.
10966 (c_finish_goto_label): Update declaration.
10967 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10968 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10969 (Warning Options): Document -Wjump-misses-init.
10971 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10973 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10976 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10978 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10980 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10982 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10984 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10986 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10988 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10990 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10991 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10992 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10993 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10994 * dwarf2asm.c (dw2_force_const_mem): Update call to
10995 make_decl_one_only.
10996 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10997 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10998 * langhooks.c (lhd_comdat_group): Remove.
10999 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11000 * tree.h (DECL_COMDAT_GROUP): New.
11001 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11002 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11003 (make_decl_one_only): Change signature.
11004 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11005 make_decl_one_only.
11006 (make_decl_one_only): Change signature.
11007 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11009 2009-06-15 Richard Guenther <rguenther@suse.de>
11011 PR middle-end/40439
11012 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11014 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11016 * tree-ssa-math-opts.c: Remove extra divide.
11018 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11020 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11022 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11024 * passes.c: Add bswap pass.
11025 * tree-pass.h: Add pass_optimize_bswap declaration.
11026 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11027 Include rtl.h, expr.h and optabs.h for optab_handler check.
11028 (struct symbolic_number, pass_optimize_bswap): New definition.
11029 (do_shift_rotate, verify_symbolic_number_p): New functions.
11030 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11031 (gate_optimize_bswap): New function.
11032 * tree.c (widest_int_cst_value): New function.
11033 * tree.h (widest_int_cst_value): Prototype added.
11035 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11037 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11038 REG_EQUAL/REG_EQUIV notes.
11040 2009-06-14 Richard Guenther <rguenther@suse.de>
11042 PR middle-end/40389
11043 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11044 has its address taken if NRV was applied and it is addressable.
11045 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11046 function split out from ...
11047 (get_constraint_for_1): ... here.
11048 (handle_rhs_call): Use it to mark the return slot escaped if
11049 it is addressable and NRV was applied.
11051 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11053 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11054 Change first argument type to location_t.
11055 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11056 Do not set input_location.
11057 Use loc instead of input_location throughout.
11059 2009-06-13 Richard Guenther <rguenther@suse.de>
11061 PR tree-optimization/40421
11062 * tree-predcom.c (should_unroll_loop_p): Remove.
11063 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11065 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11067 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11068 Add location argument.
11070 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11072 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11074 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11075 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11076 * config/spu/spu-protos.h: Add location to
11077 spu_resolve_overloaded_builtin.
11078 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11079 spu_build_builtin_va_list.
11080 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11081 argument. Pass location to build_function_call_vec.
11082 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11084 (emit_fpu_switch): Same.
11085 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11086 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11087 to build_decl and create_artificial_label.
11088 (xtensa_gimplify_va_arg_expr): Same.
11089 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11090 (xstormy16_gimplify_va_arg_expr): Same.
11091 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11092 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11093 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11094 (mips16_build_function_stub): Same.
11095 (mips16_build_call_stub): Same.
11097 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11100 * arm/constraints.md (Pa, Pb): New constraints.
11101 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11102 split pattern to deal with them.
11104 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11106 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11107 fix index entry for -Xpreprocessor.
11109 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11111 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11112 Add location argument to build_decl call.
11113 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11114 (rs6000_init_builtins): Same.
11115 (spe_init_builtins): Same.
11116 (rs6000_gimplify_va_arg): Add location argument to
11117 create_artificial_label call.
11119 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11121 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11122 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11123 * Makefile.in: Fix GGC dependency for gcse.o.
11125 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11127 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11128 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11129 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11131 * c-parser.c (c_parser_binary_expression): Use current column while
11132 building binary operations.
11133 * common.opt (fshow-column): Enable by default.
11134 * tree-vrp.c (check_array_ref): Use warning_at.
11135 (check_array_bounds): Use location from call back if expr has no
11137 * tree.h: Add location argument to maybe_fold_*.
11138 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11139 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11140 (maybe_fold_offset_to_component_ref): Same.
11141 (maybe_fold_offset_to_reference): Same.
11142 (maybe_fold_offset_to_address): Same.
11143 (maybe_fold_stmt_indirect): Same.
11144 (maybe_fold_stmt_addition): Same.
11145 (fold_stmt_r): Pass location to maybe_fold_*.
11146 (fold_gimple_assign): Same.
11147 * c-tree.h: Add location argument to finish_decl,
11148 default_function_array_conversion, store_init_value.
11149 * c-decl.c (define_label): Use error_at.
11150 (c_make_fname_decl): Pass location to finish_decl.
11151 (finish_decl): New location argument.
11152 (build_compound_literal): Pass location to store_init_value.
11153 (grokdeclarator): Pass location to finish_decl.
11155 * c-typeck.c (array_to_pointer_conversion): New location argument.
11156 (function_to_pointer_conversion): Same.
11157 (default_function_array_conversion): Same.
11158 (parser_build_unary_op): Pass location to overflow_warning.
11159 (parser_build_binary_op): Same. Use warning_at.
11160 (build_unary_op): Pass location to array_to_pointer_conversion.
11161 (build_c_cast): Pass location to digest_init.
11162 (build_modify_expr): New location argument.
11163 (convert_for_assignment): Same.
11164 (store_init_value): Same.
11165 (digest_init): Same.
11166 (output_init_element): Pass location to digest_init and
11167 array_to_pointer_conversion.
11168 (c_finish_return): Pass location to convert_for_assignment.
11169 * gimplify.c (gimplify_conversion): Pass location to
11170 maybe_fold_offset_to_address.
11171 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11172 to maybe_fold_stmt_addition.
11173 * c-omp.c (c_finish_omp_atomic): Pass new location to
11175 (c_finish_omp_for): Same.
11176 * c-common.c (overflow_warning): New argument.
11177 * c-common.h: New argument to build_modify_expr, overflow_warning.
11178 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11180 (c_parser_initializer): Pass location to
11181 default_function_array_conversion.
11182 (c_parser_initelt): Same.
11183 (c_parser_initval): Same.
11184 (c_parser_asm_operands): Same.
11185 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11186 (c_parser_conditional_expression): Same.
11187 (c_parser_binary_expression): Add location info to stack. Use it.
11188 (c_parser_unary_expression): Pass location to
11189 default_function_array_conversion, parser_build_unary_op,
11190 build_indirect_ref, c_parser_postfix_expression_after_primary.
11191 (c_parser_postfix_expression_after_primary): New location argument.
11193 (c_parser_expression_conv): Pass location to
11194 default_function_array_conversion.
11195 (c_parser_expr_list): Same.
11196 (c_parser_omp_atomic): Same.
11197 (c_parser_omp_for_loop): Same.
11198 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11199 (build_array_declarator): New argument.
11200 * c-decl.c (build_array_declarator): Add location argument.
11201 (grokdeclarator): Set id_loc for cdk_array.
11202 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11203 build_array_declarator.
11204 * tree.c (build_omp_clause): Add location argument.
11205 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11206 (OMP_CLAUSE_LOCATION): New macro.
11207 (struct tree_omp_clause): Add location field.
11208 (build_omp_clause): Add argument.
11209 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11210 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11212 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11213 (cp_parser_omp_clause_collapse): Same.
11214 (cp_parser_omp_clause_default): Same.
11215 (cp_parser_omp_clause_if): Same.
11216 (cp_parser_omp_clause_nowait): Same.
11217 (cp_parser_omp_clause_num_threads): Same.
11218 (cp_parser_omp_clause_ordered): Same.
11219 (cp_parser_omp_clause_schedule): Same.
11220 (cp_parser_omp_clause_untied): Same.
11221 (cp_parser_omp_for_loop): Same.
11222 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11223 * c-tree.h (c_start_case): Add location argument.
11224 (c_process_expr_stmt): Same.
11225 (c_finish_goto_*): Same.
11226 * tree-parloops.c (initialize_reductions): Pass location to
11228 (create_parallel_loop): Same.
11229 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11230 (gfc_trans_omp_reduction_list): Same.
11231 (gfc_trans_omp_clauses): Same.
11232 (gfc_trans_omp_do): Same.
11233 * c-typeck.c (c_finish_goto_label): Same.
11234 (c_finish_goto_ptr): New location argument.
11235 (c_start_case): Same.
11236 (emit_side_effect_warnings): Same.
11237 (c_process_expr_stmt): Same.
11238 (c_finish_stmt_expr): Same.
11239 (c_finish_omp_clauses): Use error_at instead of error.
11240 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11242 * c-omp.c (c_split_parallel_clauses): New location argument.
11243 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11244 to build_omp_clause.
11245 (convert_local_reference_stmt): Same.
11246 (convert_gimple_call): Same.
11247 * c-common.h (c_split_parallel_clauses): New argument.
11248 * c-parser.c (c_parser_statement_after_labels): Pass location to
11249 c_finish_goto_label.
11250 (c_parser_switch_statement): Pass location to c_start_case.
11251 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11252 and c_process_expr_stmt.
11253 (c_parser_omp_variable_list): Add location argument.
11254 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11255 (c_parser_omp_clause_default): Same.
11256 (c_parser_omp_clause_if): Same.
11257 (c_parser_omp_clause_num_threads): Same.
11258 (-c_parser_omp_clause_ordered): Same.
11259 (c_parser_omp_clause_reduction): Pass location to
11260 c_parser_omp_variable_list.
11261 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11262 (c_parser_omp_clause_untied): Same.
11263 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11264 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11266 * c-tree.h (check_for_loop_decls, undeclared_variable,
11267 build_component_ref, build_array_ref, build_external_ref,
11268 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11269 build_conditional_expr, build_compound_expr, c_cast_expr,
11270 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11271 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11273 * c-semantics.c (build_stmt): Same.
11274 (build_case_label): Same.
11275 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11276 (undeclared_variable): New argument.
11277 (make_label): Same.
11278 (lookup_label): Pass location on down.
11279 (define_label): Same.
11280 (finish_decl): Same.
11281 (build_compound_literal): Same.
11282 (finish_struct): Same.
11283 (finish_function): Do not set location here.
11284 (check_for_loop_decls): New argument.
11285 * tree.c (save_expr): Set location.
11286 (build_empty_stmt): New argument.
11287 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11288 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11289 * builtins.c (gimplify_va_arg_expr): Use locations.
11290 (expand_builtin_sync_operation): Same.
11291 * c-typeck.c (build_component_ref): New argument.
11292 (build_array_ref): Same.
11293 (build_external_ref): Same.
11294 (c_expr_sizeof_expr): Same.
11295 (c_expr_sizeof_type): Same.
11296 (parser_build_unary_op): Same.
11297 (build_conditional_expr): Same.
11298 (build_compound_expr): Pass location on down.
11299 (build_compound_expr): New argument.
11300 (build_c_cast): Same.
11301 (c_cast_expr): Same.
11302 (build_asm_expr): Same.
11303 (c_finish_return): Same.
11304 (c_process_expr_stmt): Pass location on down.
11305 (c_finish_stmt_expr): New argument.
11306 (push_clenaup): Same.
11307 (c_finish_omp_parallel): Same.
11308 (c_finish_omp_task): Same.
11309 * gimplify.c (gimplify_call_expr): Pass location on down.
11310 * c-omp.c (c_finish_omp_master): New argument.
11311 (c_finish_omp_critical): Same.
11312 (c_finish_omp_ordered): Same.
11313 (c_finish_omp_barrier): Same.
11314 (-c_finish_omp_taskwait): Same.
11315 (c_finish_omp_atomic): Same.
11316 (c_finish_omp_flush): Same.
11317 * tree-inline.c (copy_tree_body_r): Pass location on down.
11318 (inline_forbidden_p): Remove use of input_location.
11319 * c-gimplify.c (c_build_bind_expr): New argument.
11320 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11321 (c_sizeof_or_alignof_type): New argument.
11322 (c_alignof_expr): Same.
11323 (build_va_arg): Same.
11324 (c_add_case_label): Same.
11325 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11326 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11327 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11328 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11329 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11330 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11332 * stub-objc.c (objc_build_selector_expr): Same.
11333 (objc_build_throw_stmt): Same.
11334 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11335 (c_parser_initelt): Same.
11336 (c_parser_compound_statement): Same.
11337 (c_parser_compound_statement_nostart): Same.
11338 (c_parser_label): Same.
11339 (c_parser_statement_after_labels): Same.
11340 (c_parser_if_body): Same.
11341 (c_parser_else_body): Same.
11342 (c_parser_if_statement): Same.
11343 (c_parser_switch_statement): Same.
11344 (c_parser_while_statement): Same.
11345 (c_parser_do_statement): Same.
11346 (c_parser_for_statement): Same.
11347 (c_parser_asm_statement): Same.
11348 (c_parser_conditional_expression): Same.
11349 (c_parser_binary_expression): Same.
11350 (c_parser_cast_expression): Same.
11351 (c_parser_unary_expression): Same.
11352 (c_parser_sizeof_expression): Same.
11353 (c_parser_alignof_expression): Same.
11354 (c_parser_postfix_expression): Same.
11355 (c_parser_expression): Same.
11356 (c_parser_objc_receiver): Same.
11357 (c_parser_omp_variable_list): Same.
11358 (c_parser_omp_structured_block): Same.
11359 (c_parser_omp_atomic): New argument.
11360 (c_parser_omp_barrier): Same.
11361 (c_parser_omp_critical): Same.
11362 (c_parser_omp_flush): Pass location on down.
11363 (c_parser_omp_for_loop): New argument.
11364 (c_parser_omp_for): Same.
11365 (c_parser_omp_master): Same.
11366 (c_parser_omp_ordered): Same.
11367 (c_parser_omp_sections_scope): Same.
11368 (c_parser_omp_sections): Same.
11369 (c_parser_omp_parallel): Same.
11370 (c_parser_omp_single): Same.
11371 (c_parser_omp_task): Same.
11372 (c_parser_omp_taskwait): Pass location on down.
11373 (c_parser_omp_construct): Same.
11374 (c_parser_omp_threadprivate): Same.
11375 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11376 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11377 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11378 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11379 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11380 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11381 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11382 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11383 config/i386/i386.c, stmt.c:
11384 Add location argument to the following function definitions and/or
11385 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11386 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11387 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11388 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11389 do_case, c_finish_bc_stmt, build_compound_literal,
11390 build_function_call.
11391 * c-decl.c (build_compound_literal): Add location argument.
11392 Make all diagnostic calls use location.
11393 (start_struct): Same.
11394 (finish_struct): Same.
11395 (start_enum): Same.
11396 (build_enumerator): Same.
11397 (start_function): Same.
11398 (grokdeclarator): Make all diagnostic calls use location.
11399 (store_parm_decls_oldstyle): Same.
11400 * c-typeck.c (build_function_call): Add location argument.
11401 Make all diagnostic calls use location.
11403 (c_finish_bc_stmt): Same.
11404 * tree-nested.c (get_trampoline_type): Add argument.
11405 Pass location to build_decl.
11406 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11407 * rtl.h (RTL_LOCATION): New.
11408 * c-common.c (c_add_case_label): Add location argument.
11409 Make all diagnostic calls use location.
11410 * c-common.h: Add location argument to make_fname_decl, do_case,
11411 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11412 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11413 Set it appropriately for every case. Pass enum_loc to start_enum
11414 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11416 (c_parser_struct_or_union_specifier): Save location. Use it for
11417 start_struct, finish_struct, and parser_xref_tag.
11419 2009-06-12 Ian Lance Taylor <iant@google.com>
11421 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11423 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11424 cpp_opts->warn_cxx_operator_names.
11426 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11429 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11430 is returns NULL and OP is a VCE, look through the VCE.
11432 2009-06-12 Ian Lance Taylor <iant@google.com>
11435 * collect2.c (main): Use CONST_CAST2 in code inside #if
11436 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11438 2009-06-12 Joey Ye <joey.ye@intel.com>
11440 PR middle-end/39146
11441 * cfgexpand.c (get_decl_align_unit): Update
11442 max_used_stack_slot_alignment with align instead of
11443 stack_alignment_needed.
11445 * function.c (assign_stack_local_1): Update
11446 max_used_stack_slot_alignment with alignment_in_bits instead
11447 of stack_alignment_needed.
11448 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11451 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11453 * dwarf2out.c (last_var_location_insn): New variable.
11454 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11455 (dwarf2out_var_location): Don't record anything after last real
11456 insn. Only change labels if there were any real instructions
11457 in between last note and this one, or if changed sections.
11459 2009-06-11 Richard Henderson <rth@redhat.com>
11461 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11462 note when storing the frame pointer in a register.
11463 (FRP): Don't redefine to nothing for epilogue.
11464 (alpha_expand_epilogue): Mark register and sp restores.
11465 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11467 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11468 when gen_lowpart is needed.
11470 2009-06-11 Richard Henderson <rth@redhat.com>
11472 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11474 * dwarf2out.c (need_data_align_sf_opcode): New.
11475 (div_data_align): Move earlier.
11476 (def_cfa_1, reg_save): Use it.
11478 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11480 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11481 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11482 (ix86_handle_option): Handle OPT_mcrc32.
11483 (ix86_target_string): Add -mcrc32.
11484 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11486 * config/i386/i386.h (TARGET_CRC32): New.
11488 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11489 (sse4_2_crc32di): Likewise.
11491 * config/i386/i386.opt (mcrc32): New.
11493 * doc/invoke.texi: Document -mcrc32.
11495 2009-06-11 Richard Henderson <rth@redhat.com>
11497 * common.opt (gdwarf-): Accept a version number.
11498 * doc/invoke.texi (gdwarf-): Update docs.
11499 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11500 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11501 version level, and record it.
11503 * dwarf2.h (DW_CIE_VERSION): Remove.
11504 * dwarf2out.c (DWARF_VERSION): Remove.
11505 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11506 (output_call_frame_info): Use CIE version 3 for dwarf3,
11507 or if the return register column is out of range for version 1.
11508 (dwarf_stack_op_name): Add all dwarf3 values.
11509 (DEBUG_PUBTYPES_SECTION): New.
11510 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11511 encoding change for dwarf3.
11512 (output_die) [dw_val_class_die_ref]: Likewise.
11513 (output_compilation_unit_header): Emit correct version for dwarf3.
11514 (output_line_info): Likewise.
11515 (output_pubnames): Update for DWARF_VERSION removal.
11516 (output_aranges): Likewise.
11517 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11518 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11519 (dwarf2out_finish): Likewise.
11521 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11523 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11526 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11529 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11530 * builtins.c (expand_builtin_unreachable): New function.
11531 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11532 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11533 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11535 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11536 searching for missing barriers.
11538 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11540 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11541 when -fprofile-generate* was passed.
11542 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11544 2009-06-11 Anthony Green <green@moxielogic.com>
11546 * config/moxie/moxie.md: Define length attribute for all instructions.
11548 (*b<cond:code>): Support limited branch ranges for new PC-relative
11549 branch instructions.
11550 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11552 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11554 * config/i386/i386.c (min_insn_size): Use get_attr_length
11555 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11556 For __asm return 0.
11558 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11559 instead of emit_insn_before.
11561 2009-06-10 Ian Lance Taylor <iant@google.com>
11564 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11567 2009-06-10 Revital Eres <eres@il.ibm.com>
11569 * passes.c (init_optimization_passes): Reschedule
11570 predictive-commoning pass before complete unroll pass.
11572 2009-06-10 Martin Jambor <mjambor@suse.cz>
11574 * cgraph.c (cgraph_node_can_be_local_p): New function.
11575 (cgraph_make_node_local): New function.
11576 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11577 (cgraph_make_node_local): Declare.
11579 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11581 * tree.h (tree_base): Add packed_flag and user_align fields.
11582 Decrease size of spare field.
11583 (TYPE_USER_ALIGN): Use user_align from tree_base.
11584 (DECL_USER_ALIGN): Likewise.
11585 (TYPE_PACKED): Use packed_flag from tree_base.
11586 (DECL_PACKED): Likewise.
11587 (tree_type): Delete packed_flag and user_align fields. Widen
11588 precision field. Widen mode field and shuffle fields to align
11589 mode on an 8-bit boundary.
11590 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11591 Renumber decl_flag_* fields. Fix comments. Widen
11592 decl_common_unused field.
11593 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11594 (DECL_EXTERNAL): Likewise.
11595 (DECL_BIT_FIELD): Likewise.
11596 (DECL_NONADDRESSABLE_P): Likewise.
11597 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11598 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11600 2009-06-10 Ian Lance Taylor <iant@google.com>
11602 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11603 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11604 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11605 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11606 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11607 DEF_VEC_ALLOC_FUNC_P.
11608 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11609 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11610 DEF_VEC_ALLOC_FUNC_O.
11611 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11612 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11613 DEF_VEC_ALLOC_FUNC_I.
11614 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11615 (vec_stack_p_reserve_exact_1): Declare.
11616 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11617 (vec_stack_free): Declare.
11618 (VEC_stack_alloc): Define.
11619 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11620 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11621 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11622 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11624 (stack_vecs): New static variable.
11625 (vec_stack_p_reserve_exact_1): New function.
11626 (vec_stack_o_reserve_1): New static function.
11627 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11628 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11629 (vec_stack_free): New function.
11630 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11631 (VEC_df_ref_stack_alloc): Define.
11632 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11633 DEF_VEC_ALLOC_P_STACK.
11634 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11635 (struct df_collection_rec): Change _vec fields to VEC. Remove
11637 (df_free_collection_rec): Adjust for new fields.
11638 (df_insn_rescan): Use new df_collection_rec fields.
11639 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11640 (df_ref_create_structure, df_ref_record): Likewise.
11641 (df_get_conditional_uses, df_get_call_refs): Likewise.
11642 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11643 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11644 (df_record_exit_block_uses, df_bb_verify): Likewise.
11645 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11646 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11647 Remove count parameter. Change return type to void. Change all
11649 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11650 Remove count parameter. Change return type to void. Change all
11652 (df_install_refs): Change old_vec parameter to VEC. Remove count
11653 parameter. Change all callers.
11654 (df_install_mws): Change old_vec parameter to VEC. Remove count
11655 parameter. Change all callers.
11656 (df_refs_verify): Change new_rec parameter to VEC. Change call
11658 (df_mws_verify): Likewise.
11660 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11662 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11664 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11666 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11668 2009-06-10 Anthony Green <green@moxielogic.com>
11670 * config/moxie/crti.asm: New file.
11671 * config/moxie/crtn.asm: New file.
11672 * config/moxie/moxie.c: New file.
11673 * config/moxie/moxie.h: New file.
11674 * config/moxie/sfp-machine.h: New file.
11675 * config/moxie/moxie-protos.h: New file.
11676 * config/moxie/t-moxie: Created.
11677 * config/moxie/t-moxie-softfp: Created.
11678 * config/moxie/moxie.md: Created.
11679 * config/moxie/constraints.md: Created.
11680 * config.gcc: Add moxie support.
11681 * doc/md.texi (Machine Constraints): Add moxie constraints.
11682 * doc/contrib.texi (Contributors): Mention moxie port.
11683 * doc/install.texi (Specific): Mention the moxie port.
11685 2009-06-09 Ian Lance Taylor <iant@google.com>
11687 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11688 compiling with C++.
11689 * optabs.c (optab_table): Only use designated initializers if
11690 HAVE_DESIGNATED_INITIALIZERS is defined.
11691 (convert_optab_table): Likewise.
11692 (init_optabs): Always call init_insn_codes if
11693 HAVE_DESIGNATED_INITIALIZERS is not defined.
11695 2009-06-09 Ian Lance Taylor <iant@google.com>
11697 * targhooks.c (default_builtin_vectorized_function): Change fn
11698 parameter to unsigned int.
11699 (default_builtin_vectorized_conversion): Change code parameter to
11701 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11702 * targhooks.h: Update declarations.
11703 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11704 parameter to unsigned int.
11706 * c-typeck.c (comptypes_check_enum_int): New static function.
11707 (comptypes_internal): Add enum_and_int_p parameter. Change all
11709 (comp_target_types): Add location parameter. Change all callers.
11710 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11711 Change all callers.
11712 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11713 (build_conditional_expr): Add colon_loc parameter. Change all
11715 (convert_for_assignment): Add location parameter. Change all callers.
11716 * c-parser.c (c_parser_conditional_expression): Pass location of
11717 colon to build_conditional_expr.
11718 * c-tree.h (build_conditional_expr): Update declaration.
11720 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11722 * graphite.c: Revert previous patch.
11724 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11727 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11729 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11731 * tree-ssa-loop-prefetch.c
11732 (loop_prefetch_arrays): Fixed a portability problem in printf format
11735 2009-06-09 Martin Jambor <mjambor@suse.cz>
11737 PR tree-optimization/40351
11738 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11739 refrence to a potential artifical subaccess can be constructed.
11741 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11743 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11744 (sh_override_options): Likewise.
11745 * config/sh/sh.c: Include params.h.
11746 (sh_optimization_options): New.
11747 (sh_override_options): Likewise.
11748 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11749 (OVERRIDE_OPTIONS): Use sh_override_options.
11751 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11753 * dwarf2out.c (emit_cfa_remember): New variable.
11754 (add_fde_cfi): If emit_cfa_remember, recurse to add
11755 DW_CFA_remember_state first.
11756 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11757 instead just set emit_cfa_remember.
11759 2009-06-08 Jan Hubicka <jh@suse.cz>
11762 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11764 2009-06-08 Jan Hubicka <jh@suse.cz>
11766 PR middle-end/39834
11767 * cgraphunit.c (save_inline_function_body): Do not copy transform
11768 hooks for saved inline bodies.
11769 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11770 for given function.
11772 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11774 * jump.c (returnjump_p): Handle delayed branches. Add missing
11777 2009-06-08 Jan Hubicka <jh@suse.cz>
11779 PR middle-end/40102
11780 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11781 original node might've been modified.
11782 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11784 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11786 * tree-object-size.c (addr_object_size): Add OSI argument.
11787 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11788 (compute_builtin_object_size, expr_object_size): Adjust callers.
11789 (plus_stmt_object_size): Call addr_object_size instead of
11790 compute_builtin_object_size.
11792 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11793 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11795 * tree-ssa-loop-prefetch.c
11796 (gather_memory_references): Introduced a counter for the number of
11798 (anything_to_prefetch_p): Introduced a counter for the number of
11800 (is_loop_prefetching_profitable): New function with a cost model
11802 (loop_prefetch_arrays): Use the new cost model to determine if
11803 prefetching is profitable.
11804 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11805 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11806 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11807 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11808 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11809 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11811 2009-06-08 Michael Matz <matz@suse.de>
11814 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11815 partitions use the same.
11816 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11817 for basevars of SSA_NAMEs.
11818 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11819 to not expand them twice.
11820 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11823 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11825 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11826 (fdump-final-insns=, gtoggle): New.
11827 * doc/invoke.texi: Document them.
11828 * final.c (rest_of_clean_state): Dump final insn stream.
11829 * gcc.c (invoke_as): Hook in -fcompare-debug.
11830 (static_spec_functions): Add compare-debug-dump-opt,
11831 compare-debug-self-opt and compare-debug-auxbase-opt.
11832 (compare_debug, compare_debug_second, compare_debug_opt): New.
11833 (switches_debug_check, n_switches_debug_check): New.
11834 (debug_auxbase_opt, debug_check_temp_file): New.
11835 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11837 (do_self_spec): Handle arguments after switches.
11838 (do_spec_1): Add .gk extension to temp file basenames for compare.
11839 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11840 (cc1_options): Use it instead of normal auxbase computation for
11841 the second compare-debug compilation.
11842 (compare_files): New.
11843 (main): Set up and implement compare debug mode.
11844 (compare_debug_dump_opt_spec_function): New.
11845 (compare_debug_self_opt_spec_function): New.
11846 (compare_debug_auxbase_opt_spec_function): New.
11847 * toplev.c (process_options): Handle flag_gtoggle,
11848 flag_dump_final_insns.
11849 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11850 during -fcompare-debug-second compilation.
11852 2009-06-07 Ian Lance Taylor <iant@google.com>
11854 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11855 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11857 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11858 with no default node. Change warning with %H to warning_at.
11859 Don't clear warn_switch around case checking.
11860 * doc/invoke.texi (Warning Options): Clarify distinction between
11861 -Wswitch and -Wswitch-enum.
11863 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11865 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11867 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11869 * gbl-ctors.h: Add header guard.
11871 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11873 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11874 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11875 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11876 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11877 prototypes for removed functions.
11878 (expressions_equal_p): Move to ...
11879 * tree-ssa-sccvn.h: ... here and ...
11880 * matrix-reorg.c: ... adjust includes.
11882 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11884 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11886 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11888 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11889 (finish_function): Remove erroneous whitespace.
11891 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11893 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11894 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11896 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11898 * errors.c (internal_error): Commentary typo fix.
11899 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11900 * tree-ssa-pre.c: Ditto.
11902 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11904 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11905 them is supposed to hold actual statements.
11907 2009-06-06 Ian Lance Taylor <iant@google.com>
11909 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11910 empty statements can now have attributes.
11912 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11914 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11915 * config/mips/mips.md: Ditto.
11917 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11919 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11921 (__eabi_uconvert): Likewise.
11923 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11925 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11926 CFI_* definitions with IN_GCC.
11928 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11930 * xcoffout.h (xcoffout_source_line): Update prototype.
11932 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11934 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11935 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11937 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11939 PR middle-end/40340
11940 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11941 inlined_function_outer_scope_p blocks for artificial inlines
11943 * tree.c (tree_nonartificial_location): Rewrite using
11944 block_nonartificial_location.
11946 2009-06-05 Revital Eres <eres@il.ibm.com>
11947 Leehod Baruch <leehod@il.ibm.com>
11949 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11950 (expand_expr_real_1): Remove comment.
11951 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11952 Vectorize misaligned access when the target supports it.
11953 (vect_supportable_dr_alignment): Check for unaligned access support.
11954 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11957 2009-06-05 Julian Brown <julian@codesourcery.com>
11959 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11960 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11962 2009-06-05 Richard Guenther <rguenther@suse.de>
11965 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11966 as possibly unused.
11968 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11970 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11971 (save_gprs): Don't tell unwinder when a global register is saved.
11972 (s390_emit_epilogue): Emit needed epilogue unwind info.
11974 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11976 * dwarf2out.c (deferred_asm_name): New.
11977 (add_name_and_src_coords_attributes): Defer creation of
11978 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11980 (move_linkage_attr): New.
11981 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11984 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11986 * tree-nested.c (finalize_nesting_tree_1): Declare the
11987 frame_decl in the binding tree.
11989 2009-06-04 Cary Coutant <ccoutant@google.com>
11991 * basic-block.h (struct basic_block_def): Add discriminator field.
11992 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11994 * debug.c (do_nothing_debug_hooks): Add additional entry.
11995 (debug_nothing_int_charstar_int): New function.
11996 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11997 (debug_nothing_int_charstar_int): New declaration.
11998 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11999 discriminator value in .loc directive.
12000 * final.c (last_discriminator): New variable.
12001 (discriminator): New variable.
12002 (final_start_function): Initialize above variables, pass current
12003 discriminator to debug hook.
12004 (notice_source_line): Check for discriminator change.
12005 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12006 * sdbout.c (sdbout_source_line): New parameter.
12007 * tree-cfg.c (struct locus_discrim_map): New structure type.
12008 (discriminator_per_locus): New hash table.
12009 (build_gimple_cfg): Allocate and free discriminator hash table.
12010 (make_edges): Call assign_discriminator.
12011 (locus_map_hash): New function.
12012 (locus_map_eq): New function.
12013 (next_discriminator_for_locus): New function.
12014 (same_line_p): New function.
12015 (assign_discriminator): New function.
12016 (make_cond_expr_edges): Call assign_discriminator.
12017 (make_gimple_switch_edges): Likewise.
12018 (first_non_label_stmt): New function.
12019 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12021 * xcoffout.c (xcoffout_source_line): Add new parameter.
12023 * configure.ac (gcc_cv_as_discriminator): New configury check for
12024 gas support for discriminator.
12025 * configure: Regenerate.
12026 * config.in: Regenerate.
12028 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12030 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12031 val after checking for integers.
12033 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12035 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12037 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12038 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12039 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12040 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12041 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12042 X64_SSE_REGPARM_MAX.
12043 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12044 X64_SSE_REGPARM_MAX.
12046 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12048 * gcc.c (report_times_to_file): New.
12049 (execute): Implement it.
12050 (process_command): Support -time=.
12051 * doc/invoke.texi: Document it.
12053 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12055 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12056 that have value exprs.
12058 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12060 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12061 declarations for constants until...
12062 (dw2_output_indirect_constant_1): ... this point.
12064 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12067 * arm.md (arm_addsi3): Don't try to split an add with an
12068 eliminable register until after reload has completed.
12070 2009-06-03 Ian Lance Taylor <iant@google.com>
12072 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12073 * genattrtab.c (write_length_unit_log): Likewise.
12074 * genchecksum.c (dosum): Likewise.
12075 * gengtype.c (write_rtx_next): Likewise.
12076 (finish_root_table, write_roots): Likewise.
12077 * gimple.c (gimple_ops_offset_): Likewise.
12078 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12079 * config/arc/arc.c (arc_attribute_table): Likewise.
12080 * config/arm/arm.c (arm_attribute_table): Likewise.
12081 * config/avr/avr.c (avr_attribute_table): Likewise.
12082 * config/crx/crx.c (crx_attribute_table): Likewise.
12083 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12084 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12085 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12086 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12087 * config/sh/sh.c (sh_attribute_table): Likewise.
12088 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12089 * config/spu/spu.c (spu_attribute_table): Likewise.
12090 * config/v850/v850.c (v850_attribute_table): Likewise.
12092 * config/alpha/alpha.c (vms_attribute_table): Make static.
12093 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12094 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12095 * config/mips/mips.c (mips_attribute_table): Likewise.
12097 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12099 (cc1-checksum.o): Likewise.
12101 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12103 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12105 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12107 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12108 insn if it is changing sp. Use gen_add3_insn instead of
12109 conditionally gen_addsi3 and gen_adddi3.
12110 (offset_below_red_zone_p): New static inline function.
12111 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12112 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12113 * config/rs6000/ppc-asm.h: Include auto-host.h.
12114 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12115 CFI_RESTORE): Define.
12116 * config/rs6000/crtresxgpr.asm: Add unwind info.
12117 * config/rs6000/crtresxfpr.asm: Likewise.
12118 * config/rs6000/crtresgpr.asm: Likewise.
12119 * config/rs6000/crtresfpr.asm: Likewise.
12120 * config/rs6000/crtsavgpr.asm: Likewise.
12121 * config/rs6000/crtsavfpr.asm: Likewise.
12123 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12124 argument of DWARF2_FRAME_REG_OUT macros.
12126 2009-06-03 Julian Brown <julian@codesourcery.com>
12128 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12129 words or less (including TImode) in core registers.
12131 2009-06-03 Richard Guenther <rguenther@suse.de>
12133 PR middle-end/40328
12134 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12136 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12138 * statistics.c (statistics_counter_event): Do not record event
12139 in pass dump if its number == -1.
12140 (curr_statistics_hash): Add assert that we never get passes
12141 with static number == -1.
12143 2009-06-03 Richard Guenther <rguenther@suse.de>
12144 Andrey Belevantsev <abel@ispras.ru>
12146 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12147 non-BLKmode arrays addressable.
12149 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12151 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12152 * config/m68k/m68k.h: ... here.
12153 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
12156 2009-06-03 Martin Jambor <mjambor@suse.cz>
12158 PR tree-optimization/40323
12159 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12162 2009-06-03 Richard Guenther <rguenther@suse.de>
12164 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12167 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12169 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12170 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12171 JUMP_TABLE_DATA_P where applicable.
12172 * config/sh/sh.c: Ditto.
12173 * config/sh/sh.h: Ditto.
12174 * config/sh/sh.md: Ditto.
12175 * config/sh/symbian.c: Ditto.
12177 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12179 * config/i386/driver-i386.c (describe_cache): Optimize
12180 concatenation of strings. Use snprintf instead of sprintf.
12181 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12182 target when not compiling with GCC.
12184 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12186 * config/sh/sh.c: Revert last change.
12187 (sh_expand_epilogue): Emit a blockage insn before the frame
12188 pointer adjustment unconditionally.
12190 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12192 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12193 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12194 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12195 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12196 to COLLECT_GCC_OPTIONS.
12198 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12200 * collect2.c (target_system_root): New variable.
12201 (main): Handle --sysroot=.
12202 (ignore_library): Strip the sysroot from the library path.
12204 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12206 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12207 (collect2.o): Depend on collect2-aix.h.
12208 (collect2-aix.o): New rule.
12209 * collect2-aix.h: New file.
12210 * collect2-aix.c: Likewise.
12211 * collect2.c: Include collect2-aix.h. Don't undefine
12212 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12213 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12214 Use TARGET_AIX_VERSION instead of _AIX51.
12215 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12216 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12217 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12218 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12219 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12221 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12223 * collect2.c (ignore_library): Avoid premature post-increment
12224 and null deference.
12226 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12228 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12229 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12230 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12231 CROSS_DIRECTORY_STRUCTURE too.
12232 (LINK_LIBG_SPEC): Likewise.
12233 (LIB_SPEC): Add %R to sysroot paths.
12234 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12235 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12236 * config/rs6000/aix51.h: As for aix43.h.
12237 * config/rs6000/aix52.h: Likewise.
12238 * config/rs6000/aix53.h: Likewise.
12239 * config/rs6000/aix61.h: Likewise.
12240 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12241 to the beginning of sysroot paths.
12243 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12245 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12246 INSN_LISTs that are out of the REG_NOTE range.
12248 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12250 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12251 (struct var_to_expand): Likewise.
12252 (struct opt_info): Add head and tail for linked lists of the above.
12253 (analyze_insn_to_expand_var): Initialize next.
12254 (analyze_iv_to_split_insn): Likewise.
12255 (analyze_insns_in_loop): Create linked lists.
12256 (allocate_basic_variable): Simplify for use without hash table.
12257 (insert_var_expansion_initialization): Likewise, make it type-safer.
12258 (combine_var_copies_in_loop_exit): Likewise.
12259 (apply_opt_in_copies): Walk lists rather than hash tables.
12260 (release_var_copies): Simplified and inlined by hand into...
12261 (free_opt_info): ... this function.
12263 2009-06-02 Richard Guenther <rguenther@suse.de>
12265 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12268 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12270 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12271 only for builtins that are not overridden.
12273 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12275 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12278 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12280 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12282 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12284 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12286 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12288 * common.opt (fdump-unnumbered-links): New.
12289 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12290 * print-rtl.c (flag_dump_unnumbered_links): New.
12291 (print_rtx): Test it.
12293 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12295 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12296 push/pop multiple to 8-byte alignment.
12298 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12300 * config/i386/i386.c (queued_cfa_restores): New static variable.
12301 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12303 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12304 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12305 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12306 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12307 note unconditionally.
12308 (ix86_emit_restore_regs_using_mov): Likewise.
12309 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12310 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12311 it through to ix86_emit_restore_reg_using_pop.
12312 (ix86_emit_leave): Add RED_OFFSET argument. Call
12313 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12314 instead of adding REG_CFA_OFFSET note unconditionally.
12315 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12316 the above functions. Call ix86_add_queued_cfa_restore_notes when
12319 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12320 force output of the label even for dwarf2out_do_cfi_asm.
12321 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12322 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12323 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12325 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12326 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12327 dwarf2out_cfi_label callers.
12328 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12329 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12330 Adjust dwarf2out_cfi_label callers.
12331 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12333 * config/i386/i386.h (struct machine_cfa_state,
12334 struct machine_function): Guard with ifndef USED_FOR_TARGET
12335 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12338 * emutls.c (__emutls_get_address): Change arr->size to mean number
12339 of allocated arr->data entries instead of # of slots + 1.
12341 PR middle-end/40316
12342 * recog.c (peep2_reinit_state): New function.
12343 (peephole2_init_state): Use it at the end of a basic block and also
12344 when seeing a RTX_FRAME_RELATED_P insn.
12346 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12348 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12349 fixuns_truncrfdi2): New.
12350 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12351 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12352 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12353 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12354 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12355 *recip_approx): Remove.
12356 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12357 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12358 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12360 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12363 2009-06-01 Ian Lance Taylor <iant@google.com>
12365 * attribs.c (register_attribute): Use CONST_CAST.
12366 * collect2.c (main): Use CONST_CAST2.
12367 (scan_prog_file): Likewise.
12368 * gcc.c (process_command, main): Likewise.
12369 * toplev.c (toplev_main): Likewise.
12371 * c-typeck.c (handle_warn_cast_qual): New static function,
12372 partially broken out of build_c_cast.
12373 (build_c_cast): Call handle_warn_cast_qual.
12374 * doc/invoke.texi (Warning Options): Document new effect of
12377 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12379 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12380 (diagnostic_report_current_module): Print columns.
12381 * common.opt (flag_show_column): Enable by default.
12383 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12385 * alias.c (find_base_term): Check for NULL term before returning.
12387 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12389 Revert due to PR40320:
12390 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12391 * calls.c (emit_library_call_value_1): Don't force_operand for move
12394 2009-06-01 Olivier Hainque <hainque@adacore.com>
12395 Eric Botcazou <ebotcazou@adacore.com>
12397 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12398 to be processed as a bitfield for constructor output purposes.
12399 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12401 * varasm.c (oc_local_state): New type, output_constructor
12402 local state to support communication with helpers.
12403 (oc_outer_state): New type, output_constructor outer state of
12404 relevance in recursive calls.
12405 (output_constructor_array_range): New output_constructor helper,
12406 extracted code for an array range element.
12407 (output_constructor_regular_field): New output_constructor helper,
12408 extracted code for an element that is not a bitfield.
12409 (output_constructor_bitfield): New output_constructor helper,
12410 extracted code for a bitfield element. Accept an OUTER state
12411 argument for recursive processing. Recurse on record or array
12412 CONSTRUCTOR values, possibly past noop conversions.
12413 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12414 VALUE is a valid constant-valued expression for use in a static
12415 bit-field initializer.
12416 (output_constructor): Rework to use helpers. Accept and honor an
12417 OUTER state argument for recursive calls. Return total size. Be
12418 prepared for nested constructors initializing bitfields.
12419 (output_constant): Feed OUTER in calls to output_constructor.
12421 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12423 * calls.c (emit_library_call_value_1): Don't force_operand for move
12426 2009-06-01 Nick Clifton <nickc@redhat.com>
12428 * doc/invoke.texi (IA-64 Options): Fix typo.
12430 2009-06-01 Ira Rosen <irar@il.ibm.com>
12432 PR tree-optimization/39129
12433 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12435 (vect_do_peeling_for_loop_bound): Use
12436 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12437 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12438 (vect_loop_versioning): Likewise.
12439 (vect_create_cond_for_alias_checks): Fix indentation.
12440 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12442 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12443 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12444 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12445 "control flow in loop".
12446 (vect_estimate_min_profitable_iters): Use
12447 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12448 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12449 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12450 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12451 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12452 statement belongs to a group of strided accesses with the exact code
12454 (vectorizable_load): Likewise.
12455 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12456 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12458 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12460 * config/freebsd-stdint.h: New file.
12461 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12462 Add freebsd-stdint.h to tm_file.
12464 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12466 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12467 (thumb2_extendhidi2): Likewise.
12469 2009-05-31 Ian Lance Taylor <iant@google.com>
12471 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12473 2009-05-31 Ian Lance Taylor <iant@google.com>
12475 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12476 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12477 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12479 2009-05-31 Jason Merrill <jason@redhat.com>
12481 * tree-pretty-print.c (print_call_name): Take the callee, not the
12482 call itself. Make non-static. Use dump_function_name for functions.
12483 (dump_generic_node): Adjust.
12484 * diagnostic.h: Declare print_call_name.
12485 * gimple-pretty-print.c (dump_gimple_call): Use it.
12487 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12489 * config/sh/sh.md (ashldi3_std): New define_expand.
12492 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12495 * config/sh/sh.c: Include debug.h.
12496 (sh_expand_epilogue): Emit a blockage insn before the frame
12497 pointer adjustment also when dwarf2out_do_frame returns true.
12499 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12501 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12502 (thumb2_extendqidi2): New pattern.
12504 2009-05-31 Ira Rosen <irar@il.ibm.com>
12506 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12507 mark phis for renaming.
12508 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12509 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12510 Call mark_sym_for_renaming.
12511 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12512 * tree-vect-loop.c (vect_transform_loop): Remove
12513 vect_memsyms_to_rename initialization and a call to
12514 mark_set_for_renaming.
12516 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12518 PR middle-end/40304
12519 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12520 frame related even if !set_cfa && style < 0.
12522 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12524 * config/i386/mingw-tls.c: New file.
12525 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12526 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12527 defining _WIN32 but not __CYGWIN__.
12529 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12531 * configure.ac: Add MPC support.
12533 * config.in, configure: Regenerate.
12535 2009-05-29 Richard Henderson <rth@redhat.com>
12537 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12538 NOTE_INSN_BASIC_BLOCK.
12539 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12540 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12541 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12543 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12545 (add_cfi): Disable check redefining cfa away from drap.
12546 (lookup_cfa_1): Add remember argument; handle remember/restore.
12547 (lookup_cfa): Pass remember argument.
12548 (cfa_remember): New.
12549 (compute_barrier_args_size_1): Remove sibcall check.
12550 (dwarf2out_frame_debug_def_cfa): New.
12551 (dwarf2out_frame_debug_adjust_cfa): New.
12552 (dwarf2out_frame_debug_cfa_offset): New.
12553 (dwarf2out_frame_debug_cfa_register): New.
12554 (dwarf2out_frame_debug_cfa_restore): New.
12555 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12556 (dwarf2out_begin_epilogue): New.
12557 (dwarf2out_frame_debug_restore_state): New.
12558 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12559 DW_CFA_restore_state.
12560 (output_cfi_directive): Likewise.
12561 (convert_cfa_to_fb_loc_list): Likewise.
12562 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12563 * dwarf2out.h: Update.
12564 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12565 (copy_insn_1): Early out for null.
12566 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12567 and dwarf2out_frame_debug_restore_state.
12568 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12569 (prologue_insn_hash, epilogue_insn_hash): New.
12570 (free_after_compilation): Adjust freeing accordingly.
12571 (record_insns): Create hash table if needed; push insns into
12572 hash instead of array.
12573 (maybe_copy_epilogue_insn): New.
12574 (contains): Search hash table instead of array.
12575 (sibcall_epilogue_contains): Remove.
12576 (thread_prologue_and_epilogue_insns): Split eh_return insns
12577 and mark them as epilogues.
12578 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12579 scanning in terms of basic blocks.
12580 * insn-notes.def (CFA_RESTORE_STATE): New.
12581 * jump.c (returnjump_p_1): Accept EH_RETURN.
12582 (eh_returnjump_p_1, eh_returnjump_p): New.
12583 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12584 CFA_REGISTER, CFA_RESTORE): New.
12585 * rtl.def (EH_RETURN): New.
12586 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12588 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12589 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12591 * config/i386/i386.c (gen_push): Update cfa state.
12592 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12593 add a CFA_ADJUST_CFA note.
12594 (ix86_dwarf_handle_frame_unspec): Remove.
12595 (ix86_expand_prologue): Update cfa state.
12596 (ix86_emit_restore_reg_using_pop): New.
12597 (ix86_emit_restore_regs_using_pop): New.
12598 (ix86_emit_leave): New.
12599 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12600 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12601 * config/i386/i386.h (struct machine_cfa_state): New.
12602 (ix86_cfa_state): New.
12603 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12604 (eh_return_internal): Merge from eh_return_<mode>,
12605 use eh_return rtx, split w/ epilogue.
12607 2009-05-29 Ian Lance Taylor <iant@google.com>
12609 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12611 * calls.c (emit_library_call_value_1): Likewise.
12613 * c-typeck.c (c_build_va_arg): New function.
12614 * c-tree.h (c_build_va_arg): Declare.
12615 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12616 instead of build_va_arg.
12618 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12620 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12621 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12622 (ptr_difference_cost): Use affine combinations to compute it.
12623 (difference_cost): Likewise.
12624 (get_computation_cost_at): Compute more accurate cost for addresses
12625 if the ratio is a multiplier allowed in addresses.
12626 For non-addresses, consider that an additional offset or symbol is
12629 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12631 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12632 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12634 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12635 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12636 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12638 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12639 to 1 for TYPE_SSE{IADD1,CVT1}.
12640 (prefix_vex_imm8): Removed.
12641 (length_vex): Only pass 1 as second argument to
12642 ix86_attr_length_vex_default if prefix_extra is 0.
12643 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12644 (length): For prefix vex computation use length_immediate
12645 attribute instead of prefix_vex_imm8.
12646 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12647 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12648 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12649 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12650 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12651 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12652 a space in between the operands.
12653 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12654 if one operand is 0xff and the other one si, di, bp or sp.
12655 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12656 other one si, di, bp or sp.
12657 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12658 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12659 type and mode attributes.
12660 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12661 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12662 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12663 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12664 prefix_data16 attribute iff MODE_DF.
12665 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12666 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12667 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12668 constm128_operand in length_immediate computation.
12669 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12670 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12671 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12672 length_immediate attribute to 1.
12673 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12674 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12675 for certain alternatives.
12676 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12677 prefix_data16 attribute if MODE_V1DF.
12678 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12679 length_immediate to 1.
12680 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12681 length_address to 4, set mode attribute to MODE_DI.
12682 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12683 (fxam<mode>2_i387): Set length attribute to 4.
12684 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12685 *prefetch_3dnow_rex): Override length_address attribute.
12686 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12688 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12689 (constm128_operand): Removed.
12690 * config/i386/i386.c (memory_address_length): For
12691 disp && !index && !base in 64-bit mode account for SIB byte if
12692 print_operand_address can't optimize disp32 into disp32(%rip)
12693 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12694 for fs: or gs: segment.
12695 (ix86_attr_length_immediate_default): When checking if shortform
12696 is possible, truncate immediate to the length of the non-shortened
12698 (ix86_attr_length_address_default): Ignore MEM_P operands
12700 (ix86_attr_length_vex_default): Only check for DImode on
12701 GENERAL_REG_P operands.
12702 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12703 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12704 (sse_cvttps2pi): Clear prefix_rep attribute.
12705 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12707 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12708 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12709 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12710 iff operand 2 is const_int_operand.
12711 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12712 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12713 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12715 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12717 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12718 prefix_data16 attribute for movlpd and movhpd instructions.
12719 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12720 length_immediate for shufpd instruction.
12721 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12722 (avx_cmpp<avxmodesuffixf2c><mode>3,
12723 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12724 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12725 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12726 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12727 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12728 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12729 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12730 prefix_data16 attribute for the first alternative to 1.
12731 (*avx_loadlps): Override length_immediate for the first alternative.
12732 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12733 attributes for second alternative.
12734 (*vec_concatv2sf_sse4_1): Override length_immediate and
12735 prefix_data16 attributes for second alternative.
12736 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12737 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12738 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12739 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12740 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12741 prefix_data16 and length_immediate to 1.
12742 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12744 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12745 prefix_extra attribute for variants that don't have 0f prefix alone.
12746 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12747 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12748 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12749 *sse4_1_pextrd): Set length_immediate to 1.
12750 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12751 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12753 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12754 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12755 length_immediate to 1 for second alternative.
12756 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12757 prefix_extra and length_immediate attributes for the first
12759 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12761 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12762 to 1 for the first and third alternative.
12763 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12765 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12767 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12769 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12770 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12771 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12772 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12773 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12774 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12775 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12776 ssse3_psign<mode>3): Override prefix_rex attribute.
12777 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12778 (ssse3_palignrti): Override length_immediate to 1.
12779 (ssse3_palignrdi): Override length_immediate to 1, override
12780 prefix_rex attribute.
12781 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12782 (sse4a_extrqi): Override length_immediate to 2.
12783 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12784 (sse4a_insertq): Override prefix_data16 to 0.
12785 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12786 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12787 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12788 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12789 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12790 and length_immediate to 1.
12791 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12792 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12793 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12794 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12795 and length_immediate to 1.
12796 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12797 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12798 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12799 avx_ptest256): Override prefix_extra to 1.
12800 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12801 Override prefix_data16 and length_immediate to 1.
12802 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12803 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12804 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12805 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12806 prefix_data16 to 0 and prefix_extra to 2.
12807 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12808 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12810 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12811 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12812 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12813 and prefix_extra to 2.
12814 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12815 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12816 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12817 avx_vpermilvar<mode>3,
12818 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12819 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12820 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12821 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12822 Override prefix_extra to 1.
12823 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12824 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12825 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12826 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12827 prefix_extra and length_immediate to 1.
12828 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12830 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12831 to 1 for the first alternative.
12832 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12833 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12835 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12836 *movv2sf_internal_avx, *movv2sf_internal): Override
12837 prefix_rep attribute for certain alternatives.
12838 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12839 attributes for certain alternatives.
12840 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12841 attributes for certain alternatives.
12842 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12843 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12844 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12845 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12846 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12847 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12848 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12849 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12850 length_immediate to 1 if operand 2 is const_int_operand.
12851 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12852 *vec_extractv2si_1): Set length_immediate attribute to 1.
12853 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12854 using old 3DNOW insn rather than SSE/3DNOW_A.
12855 (mmx_emms, mmx_femms): Clear modrm attribute.
12857 2009-05-29 Martin Jambor <mjambor@suse.cz>
12859 * tree-sra.c: New implementation of SRA.
12861 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12862 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12863 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12864 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12865 (SRA_MAX_STRUCTURE_COUNT): Removed.
12866 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12867 * doc/invoke.texi (sra-max-structure-size): Removed.
12868 (sra-field-structure-ratio): Removed.
12870 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12872 PR middle-end/40291
12873 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12876 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12878 PR rtl-optimization/40101
12879 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12880 seqno. Adjust comment.
12881 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12882 inserting bookkeeping before a jump, the jump is not scheduled.
12883 When no positive seqno found, provide a value. Add comment.
12885 2009-05-29 Richard Guenther <rguenther@suse.de>
12887 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12888 short-cutting on the first component.
12890 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12892 PR middle-end/39958
12893 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12894 for trees other than decls/types.
12896 2009-05-29 Richard Guenther <rguenther@suse.de>
12898 * tree-ssa-operands.c (get_expr_operands): Do not handle
12899 INDIRECT_REFs in the handled-component case. Remove
12900 unused get_ref_base_and_extent case.
12901 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12902 tree_low_cst and host_integerp where possible.
12903 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12904 codes for equivalence.
12905 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12907 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12909 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12910 to tmake_file for i[34567]86-*-cygwin*.
12912 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12915 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12916 (altivec_categorize_keyword, init_vector_keywords,
12917 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12920 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12922 * tree.c (handle_dll_attribute): Check if node is
12923 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12925 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12927 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12929 (thumb2_zero_extendqidi2): Likewise.
12931 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12933 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12934 instead of gen_movrt.
12935 * config/sh/sh.md (movrt): Remove.
12937 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12939 * doc/invoke.texi (IA-64 Options):
12940 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12941 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12942 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12943 -msched-prefer-non-control-spec-insns,
12944 -msched-stop-bits-after-every-cycle,
12945 -msched-count-spec-in-critical-path,
12946 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12947 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12948 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12949 and -msched-spec-verbose.
12951 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12953 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12954 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12956 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12958 2009-05-28 Richard Guenther <rguenther@suse.de>
12960 * tree-ssa-alias.c (ao_ref_init): New function.
12961 (ao_ref_base): Likewise.
12962 (ao_ref_base_alias_set): Likewise.
12963 (ao_ref_alias_set): Likewise.
12964 (refs_may_alias_p_1): Change signature.
12965 (refs_may_alias_p): Adjust.
12966 (refs_anti_dependent_p): Likewise.
12967 (refs_output_dependent_p): Likewise.
12968 (call_may_clobber_ref_p_1): Change signature.
12969 (call_may_clobber_ref_p): Adjust.
12970 (stmt_may_clobber_ref_p_1): New function split out from ...
12971 (stmt_may_clobber_ref_p): ... here.
12972 (maybe_skip_until): Adjust signature.
12973 (get_continuation_for_phi): Likewise.
12974 (walk_non_aliased_vuses): Likewise.
12975 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12976 (ao_ref_init): Declare.
12977 (ao_ref_base): Likewise.
12978 (ao_ref_alias_set): Likewise.
12979 (stmt_may_clobber_ref_p_1): Likewise.
12980 (walk_non_aliased_vuses): Adjust.
12981 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12982 (get_ref_from_reference_ops): remove.
12983 (vn_reference_lookup_2): Adjust signature.
12984 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12985 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12986 (vn_reference_lookup): Adjust.
12987 (vn_reference_insert): Likewise.
12988 (vn_reference_insert_pieces): Adjust signature.
12989 (visit_reference_op_call): Adjust.
12990 * tree-ssa-pre.c (get_expr_type): Simplify.
12991 (phi_translate_1): Adjust.
12992 (compute_avail): Likewise.
12993 (translate_vuse_through_block): Do not re-build trees.
12994 (value_dies_in_block_x): Likewise.
12995 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12997 (vn_reference_lookup_pieces): Adjust declaration.
12998 (vn_reference_insert_pieces): Likewise.
13000 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13002 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13003 with checking disabled.
13005 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13009 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13010 macro definition for support of three-operand format aligned
13011 .comm directive in assembler on cygwin/pe/mingw target OS.
13012 * configure: Regenerate.
13013 * config.h: Regenerate.
13015 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13016 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13017 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13019 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13020 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13022 2009-05-28 Ira Rosen <irar@il.ibm.com>
13024 PR tree-optimization/40254
13025 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13026 in analysis of basic blocks.
13028 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13030 PR middle-end/33699
13031 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13032 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13033 (TARGET_INITIALIZER): Use it.
13034 * cse.c (CHEAPER): Move it up to the other macros.
13035 (insert): Rename this ...
13036 (insert_with_costs): ... to this. Add cost parameters. Update
13038 (insert): New function. Call insert_with_costs.
13039 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13040 find_reg_offset_for_const, try_const_anchors): New functions.
13041 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13042 when using a const-anchor. Call insert_const_anchors.
13043 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13044 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13046 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13048 * tree-inline.c (remap_decls): Enable nonlocalized variables
13049 when not optimizing.
13051 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13053 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13054 Simplify other tests involving optimize.
13056 2009-05-27 Tom Tromey <tromey@redhat.com>
13058 * unwind-dw2.c (_Unwind_DebugHook): New function.
13059 (uw_install_context): Call _Unwind_DebugHook.
13061 2009-05-27 Tom Tromey <tromey@redhat.com>
13063 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13065 2009-05-27 Ian Lance Taylor <iant@google.com>
13067 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13068 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13069 (ALL_LINKERFLAGS): Define.
13070 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13071 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13072 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13073 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13074 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13075 $(LINKER_FOR_BUILD).
13076 (build/gcov-iov$(build_exeext)): Likewise.
13078 2009-05-27 Julian Brown <julian@codesourcery.com>
13080 * gcse.c (target.h): Include.
13081 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13082 copy of argument to a pseudo register.
13084 2009-05-27 Diego Novillo <dnovillo@google.com>
13086 * tree-ssa-live.c (dump_scope_block): Document arguments.
13087 (dump_scope_blocks): Document.
13088 (debug_scope_blocks): New.
13089 * tree-flow.h (debug_scope_blocks): Declare.
13091 2009-05-21 Denis Chertykov <denisc@overta.ru>
13093 * doc/contrib.texi (Contributors): Add myself to the list.
13095 2009-05-27 Olivier Hainque <hainque@adacore.com>
13097 * expr.c (target_align): New function. Alignment the TARGET of an
13098 assignment may be assume to have.
13099 (highest_pow2_factor_for_target): Use it instead of relying on
13100 immediate tree attributes of TARGET, not necessarily honored when
13101 intermediate bitfields are involved.
13103 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13106 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13107 AVX, SSE4, AES, PCLMUL and POPCNT.
13109 2009-05-27 Diego Novillo <dnovillo@google.com>
13111 * tree-pretty-print.c (dump_location): New.
13112 (dump_generic_node): Call it.
13113 Factor code to handle BLOCK nodes ...
13114 (dump_block_node): ... here.
13116 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13118 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13120 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13122 * gcc-plugin.h: Include config.h and system.h.
13123 (IN_GCC): Define if not defined.
13125 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13127 PR middle-end/40249
13128 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13131 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13133 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13135 * config/m32r/m32r.h: Ditto.
13136 * config/m32r/m32r.md: Ditto.
13137 * config/m32r/predicates.md: Ditto.
13139 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13141 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13143 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13146 (Loading plugins): typo.
13147 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13148 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13149 (Interacting with the GCC Garbage Collector): Added new section.
13150 (Giving information about a plugin): Added new section for
13152 * ggc.h (ggc_register_root_tab): Added declaration.
13153 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13154 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13155 (register_callback): Improved comment in declaration.
13156 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13157 (extra_root_vec) Added static variable for dynamic roots registration.
13158 (ggc_register_root_tab) Added new routine.
13159 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13160 PLUGIN_GGC_MARKING event.
13161 * ggc-zone.c: Include plugin.h.
13162 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13163 * ggc-page.c: Include plugin.h.
13164 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13165 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13166 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13167 (register_callback): check lack of callbacks for
13168 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13169 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13170 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13171 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13172 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13173 dependency on plugin.h.
13174 (plugin.o): Added dependency on ggc.h...
13176 2009-05-26 Richard Guenther <rguenther@suse.de>
13178 PR middle-end/40248
13180 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13181 with mismatched comparison modes.
13183 * expr.c (expand_expr_real_1): Expand the operand of a
13184 VIEW_CONVERT_EXPR in its natural mode.
13186 2009-05-26 Ian Lance Taylor <iant@google.com>
13188 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13189 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13190 (ALL_COMPILERFLAGS): Define.
13191 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13192 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13193 (collect2$(exeext), collect2.o): Likewise.
13194 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13195 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13196 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13197 (libbackend.o, intl.o, cppdefault.o): Likewise.
13198 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13199 (build/%.o): Use $(COMPILER_FOR_BUILD).
13200 (build/gen%$(build_exeext)): Likewise.
13201 (build/gcov-iov$(build_exeext)): LIkewise.
13202 * config/t-darwin (darwin.o): Use $(COMPILER).
13203 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13204 * config/t-sol2 (sol2-c.o): Likewise.
13205 (sol2.o): Likewise.
13206 * config/t-vxworks (vxworks.o): Likewise.
13207 * config/x-darwin (host-darwin.o): Likewise.
13208 * config/x-hpux (host-hpux.o): Likewise.
13209 * config/x-linux (host-linux.o): Likewise.
13210 * config/x-solaris (host-solaris.o): Likewise.
13211 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13212 * config/arm/t-arm (arm-c.o): Likewise.
13213 * config/arm/t-pe (pe.o): Likewise.
13214 * config/arm/t-wince-pe (pe.o): Likewise.
13215 * config/i386/t-cygming (winnt.o): Likewise.
13216 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13217 * config/i386/t-cygwin (cygwin1.o): Likewise.
13218 (cygwin2.o): Likewise.
13219 * config/i386/t-i386 (i386-c.o): Likewise.
13220 * config/i386/t-interix (winnt.o): Likewise.
13221 * config/i386/t-netware (netware.o): Likewise.
13222 * config/i386/t-nwld (nwld.o): Likewise.
13223 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13224 * config/i386/x-i386 (driver-i386.o): Likewise.
13225 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13226 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13227 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13228 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13229 * config/mips/x-native (driver-native.o): Likewise.
13230 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13231 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13232 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13233 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13234 * config/score/t-score-elf (score7.o): Likewise.
13235 (score3.o): Likewise.
13236 * config/sh/t-sh (sh-c.o): Likewise.
13237 * config/sh/t-symbian (sh-c.o): Likewise.
13238 (symbian.o): Likewise.
13239 * config/spu/t-spu-elf (spu-c.o): Likewise.
13240 * config/v850/t-v850 (v850-c.o): Likewise.
13241 * config/v850/t-v850e (v850-c.o): Likewise.
13243 2009-05-26 Richard Guenther <rguenther@suse.de>
13245 PR tree-optimization/40122
13246 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13247 VECTOR_CSTs if possible.
13248 (fold_gimple_assign): Likewise.
13250 2009-05-26 Richard Guenther <rguenther@suse.de>
13252 PR middle-end/40252
13253 * fold-const.c (fold_binary): Use the correct types for building
13256 2009-05-26 Richard Guenther <rguenther@suse.de>
13258 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13259 redundant calls to merge_alias_info.
13260 (bump_vector_ptr): Likewise.
13261 * tree-ssa-copy.c (merge_alias_info): Remove.
13262 (replace_exp_1): Remove call to merge_alias_info.
13263 (propagate_tree_value): Likewise.
13264 (fini_copy_prop): Propagate points-to info.
13265 * tree-flow.h (merge_alias_info): Remove.
13267 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13269 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13271 2009-05-25 Jan Hubicka <jh@suse.cz>
13273 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13274 * cgraph.h (struct inline_summary): New filed self_wize,
13275 size_inlining_benefit, self_time and time_inlining_benefit.
13276 (struct cgraph_global_info): Replace insns by time ans size fields.
13277 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13278 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13279 (ipcp_update_callgraph): Do not touch function bodies.
13280 * ipa-inline.c: Include except.h
13281 (MAX_TIME): New constant.
13282 (overall_insns): Remove.
13283 (leaf_node_p): New.
13284 (overall_size, max_benefit): New static variables.
13285 (cgraph_estimate_time_after_inlining): New function.
13286 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13287 (cgraph_clone_inlined_nodes): Update size.
13288 (cgraph_mark_inline_edge): Update size.
13289 (cgraph_estimate_growth): Use size info.
13290 (cgraph_check_inline_limits): Check size.
13291 (cgraph_default_inline_p): Likewise.
13292 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13293 (cgraph_decide_recursive_inlining): Check size.
13294 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13296 (cgraph_decide_inlining): Likewise.
13297 (cgraph_decide_inlining_incrementally): Likewise; honor
13298 PARAM_EARLY_INLINING_INSNS.
13299 (likely_eliminated_by_inlining_p): New predicate.
13300 (estimate_function_body_sizes): New function.
13301 (compute_inline_parameters): Use it.
13302 * except.c (must_not_throw_labels): New function.
13303 * except.h (must_not_throw_labels): Declare.
13304 * tree-inline.c (init_inline_once): Kill inlining_weigths
13305 * tree-ssa-structalias.c: Avoid uninitialized warning.
13306 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13307 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13308 (PARAM_INLINE_CALL_COST): Remove.
13309 (PARAM_EARLY_INLINING_INSNS): New.
13311 2009-05-25 Richard Guenther <rguenther@suse.de>
13313 PR tree-optimization/36327
13314 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13315 callback for reference translation or lookup at the point of may-defs.
13316 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13317 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13318 for union COMPONENT_REFs.
13319 (vn_reference_lookup_3): New callback. Lookup from memset
13320 and CONSTRUCTOR assignment, translate through struct copies.
13321 (vn_reference_lookup_pieces): Make sure to not free the
13322 passed operands array. Adjust walk_non_aliased_vuses call.
13323 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13324 make sure we do not leak memory.
13326 2009-05-25 Richard Guenther <rguenther@suse.de>
13328 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13329 * tree-inline.c (expand_call_inline): Reset the escaped and
13330 callused solutions.
13331 * tree-ssa-structalias.c (pass_build_ealias): New.
13332 * tree-pass.h (pass_build_ealias): Declare.
13333 * passes.c (init_optimization_passes): Add PTA during
13334 early optimizations.
13335 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13336 and CALLUSED solutions.
13337 (dump_points_to_solution): New function, split out from ...
13338 (dump_points_to_info_for): ... here.
13339 * tree-parloops.c (parallelize_loops): Reset the escaped and
13340 callused solutions.
13342 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13345 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13346 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13348 2009-05-25 Ira Rosen <irar@il.ibm.com>
13350 PR tree-optimization/40238
13351 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13352 statements after basic block's labels.
13353 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13354 to free the allocated memory.
13356 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13358 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13359 return address with a USE.
13361 2009-05-24 Richard Guenther <rguenther@suse.de>
13363 PR middle-end/40233
13364 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13365 array type from the main variant of the inner type.
13367 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13369 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13370 definition to bool (from int) to un-break build.
13371 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13373 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13375 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13376 discard_stmt_changes): Delete.
13377 * tree-ssa-operands.c (scb_stack): Delete.
13378 (init_ssa_operands): Do not initialize it.
13379 (fini_ssa_operands): Do not free it.
13380 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13382 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13383 update_stmt, remove the others. Fix comments.
13384 * tree-dfa.c (optimize_stack_restore): Likewise.
13385 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13386 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13387 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13388 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13390 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13391 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13392 (dom_opt_finalize_block): Likewise, adjusting access to
13394 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13395 (stmts_to_rescan): Change item type to gimple.
13396 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13398 2009-05-24 Ira Rosen <irar@il.ibm.com>
13400 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13401 * tree-pass.h (pass_slp_vectorize): New pass.
13402 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13403 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13404 * tree-vectorizer.c (timevar.h): Include.
13405 (user_vect_verbosity_level): Declare.
13406 (vect_location): Fix comment.
13407 (vect_set_verbosity_level): Update user_vect_verbosity_level
13408 instead of vect_verbosity_level.
13409 (vect_set_dump_settings): Add an argument. Ignore user defined
13410 verbosity if dump flags require higher level of verbosity. Print to
13411 stderr only for loop vectorization.
13412 (vectorize_loops): Update call to vect_set_dump_settings.
13413 (execute_vect_slp): New function.
13414 (gate_vect_slp): Likewise.
13415 (struct gimple_opt_pass pass_slp_vectorize): New.
13416 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13417 access its members.
13418 (vec_info_for_bb): New function.
13419 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13420 (VECTORIZATION_ENABLED): New macro.
13421 (SLP_ENABLED, SLP_DISABLED): Likewise.
13422 (vect_is_simple_use): Add bb_vec_info argument.
13423 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13424 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13425 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13426 vect_schedule_slp, vect_analyze_slp): Likewise.
13427 (vect_analyze_stmt): Add slp_tree argument.
13428 (find_bb_location): Declare.
13429 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13430 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13431 (vect_analyze_loop_operations, vect_analyze_loop,
13432 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13433 vect_finalize_reduction, vectorizable_reduction,
13434 vectorizable_live_operation, vect_transform_loop): Likewise.
13435 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13436 skip evolution analysis if analyzing a basic block.
13437 (dr_analyze_indices): Likewise.
13438 (initialize_data_dependence_relation): Skip the test whether the
13439 object is invariant for basic blocks.
13440 (compute_all_dependences): Skip dependence analysis for data
13441 references in basic blocks.
13442 (find_data_references_in_stmt): Don't fail in case of invariant
13443 access in basic block.
13444 (find_data_references_in_bb): New function.
13445 (find_data_references_in_loop): Move code to
13446 find_data_references_in_bb and add a call to it.
13447 (compute_data_dependences_for_bb): New function.
13448 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13449 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13451 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13452 unknown dependence in basic block and fail in case of dependence in
13454 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13455 dependence instances from either loop or basic block vectorization
13457 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13458 before calling nested_in_vect_loop_p.
13459 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13460 dependence instances from either loop or basic block vectorization
13462 (vect_verify_datarefs_alignment): Likewise.
13463 (vect_enhance_data_refs_alignment): Adjust function calls.
13464 (vect_analyze_data_refs_alignment): Likewise.
13465 (vect_analyze_group_access): Fix printing. Skip different checks if
13466 DR_STEP is 0. Keep strided stores either in loop or basic block
13467 vectorization data structure. Fix indentation.
13468 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13470 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13471 dependence instances from either loop or basic block vectorization
13473 (vect_analyze_data_refs): Update comment. Call
13474 compute_data_dependences_for_bb to analyze basic blocks.
13475 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13476 case of loop vectorization. In case of basic block vectorization use
13477 data-ref itself as a base.
13478 (vect_create_data_ref_ptr): In case of basic block vectorization:
13479 don't advance the pointer, add new statements before the current
13480 statement. Adjust function calls.
13481 (vect_supportable_dr_alignment): Support only aligned accesses in
13482 basic block vectorization.
13483 * common.opt (ftree-slp-vectorize): New flag.
13484 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13485 (vect_pattern_recog_1): Likewise.
13486 * tree-vect-stmts.c (process_use): Likewise.
13487 (vect_init_vector): Add new statements in the beginning of the basic
13488 block in case of basic block SLP.
13489 (vect_get_vec_def_for_operand): Adjust function calls.
13490 (vect_finish_stmt_generation): Likewise.
13491 (vectorizable_call): Add assert that it is loop vectorization, adjust
13493 (vectorizable_conversion, vectorizable_assignment): Likewise.
13494 (vectorizable_operation): In case of basic block SLP, take
13495 vectorization factor from statement's type and skip the relevance
13496 check. Adjust function calls.
13497 (vectorizable_type_demotion): Add assert that it is loop
13498 vectorization, adjust function calls.
13499 (vectorizable_type_promotion): Likewise.
13500 (vectorizable_store): Check for outer loop only in case of loop
13501 vectorization. Adjust function calls. For basic blocks, skip the
13502 relevance check and don't advance pointers.
13503 (vectorizable_load): Likewise.
13504 (vectorizable_condition): Add assert that it is loop vectorization,
13505 adjust function calls.
13506 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13507 that it is not reduction, get vector type, call only supported
13508 functions, skip loop specific parts.
13509 (vect_transform_stmt): Check for outer loop only in case of loop
13511 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13512 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13513 for external definition.
13514 * passes.c (pass_slp_vectorize): New pass.
13515 * tree-vect-slp.c (find_bb_location): New function.
13516 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13517 check for patterns only in loops.
13518 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13519 case of multiple types in basic block SLP.
13520 (vect_mark_slp_stmts_relevant): New function.
13521 (vect_supported_load_permutation_p): Fix comment.
13522 (vect_analyze_slp_instance): Add argument. In case of basic block
13523 SLP, take vectorization factor from statement's type, check that
13524 unrolling factor is 1. Adjust function call. Save SLP instance in
13525 either loop or basic block vectorization structure. Return FALSE,
13527 (vect_analyze_slp): Add argument. Get strided stores groups from
13528 either loop or basic block vectorization structure. Return FALSE
13529 if basic block SLP failed.
13530 (new_bb_vec_info): New function.
13531 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13532 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13533 (vect_schedule_slp): Add argument. Get SLP instances from either
13534 loop or basic block vectorization structure. Set vectorization factor
13535 to be 1 for basic block SLP.
13536 (vect_slp_transform_bb): New function.
13537 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13539 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13541 * final.c (shorten_branches): Do not align labels for jump tables.
13542 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13544 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13546 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13547 Remove outdated reference to flow.c and fix nits.
13548 * doc/gccint.texi: Tweak RTL description.
13549 * doc/rtl.texi: Likewise.
13551 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13553 * config/avr/avr.c: Change my email address.
13554 * config/avr/avr.h: Likewise.
13555 * config/avr/avr.md: Likewise.
13556 * config/avr/avr-protos.h: Likewise.
13557 * config/avr/libgcc.S: Likewise.
13559 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13561 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13562 (spu_split_load, spu_split_store): Change return type to int.
13563 (spu_split_convert): Declare.
13564 * config/spu/predicates.md (spu_mem_operand): Remove.
13565 (spu_mov_operand): Update.
13566 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13567 * config/spu/spu.c (regno_aligned_for_load): Remove.
13568 (reg_aligned_for_addr, spu_expand_load): Define.
13569 (spu_expand_extv): Reimplement and handle MEM.
13570 (spu_expand_insv): Handle MEM.
13571 (spu_sched_reorder): Handle insn's with length 0.
13572 (spu_legitimate_address_p): Reimplement.
13573 (store_with_one_insn_p): Return TRUE for any mode with size
13574 larger than 16 bytes.
13575 (address_needs_split): Define.
13576 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13578 (spu_convert_move): Define.
13579 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13580 (spu_split_store): Change all MEM's to TImode.
13581 (spu_init_expanders): Preallocate registers that correspond to
13582 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13584 (spu_split_convert): Define.
13585 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13586 (_move<mode>, _movdi, _movti): Update predicate and condition.
13587 (load, store): Change to define_split.
13588 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13590 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13591 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13592 define_insn_and_split of lshr<mode>3.
13593 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13594 (<v>ashr<mode>3_imm): Define.
13595 (extv, extzv, insv): Allow MEM operands.
13596 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13597 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13598 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13599 (_spu_convert2): Change to define_insn_and_split and remove the
13600 corresponding define_peephole2.
13601 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13602 Change predicates to memory_operand.
13604 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13606 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13608 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13610 PR tree-optimization/40219
13611 * tree.c (iterative_hash_expr): Make sure the builtin function is
13612 a normal builtin function and not a front end or back end builtin
13613 before indexing into the built_in_decls array.
13615 2009-05-22 Richard Guenther <rguenther@suse.de>
13617 PR middle-end/38964
13618 * alias.c (write_dependence_p): Do not use TBAA for answering
13619 anti-dependence or output-dependence.
13620 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13621 (emit_pointer_definition): Remove.
13622 (emit_alias_warning): Likewise.
13623 (find_what_var_points_to): Remove TBAA pruning code.
13624 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13626 (compute_points_to_sets): Remove code computing the set of
13627 dereferenced pointers.
13628 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13629 oracle for querying anti and output dependencies.
13630 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13631 if TBAA may be applied.
13632 (refs_anti_dependent_p): New function.
13633 (refs_output_dependent_p): Likewise.
13634 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13635 (refs_output_dependent_p): Likewise.
13636 * doc/tree-ssa.texi (Memory model): New section.
13637 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13638 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13639 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13640 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13641 * expr.c (expand_expr_real_1): Likewise.
13642 * gimple-low.c (lower_stmt): Likewise.
13643 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13644 (dump_gimple_cdt): Remove.
13645 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13646 (gimple_size): Likewise.
13647 (walk_gimple_op): Likewise.
13648 (is_gimple_stmt): Likewise.
13649 (walk_stmt_load_store_addr_ops): Likewise.
13650 (gimple_build_cdt): Remove.
13651 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13652 * gimple.h (gimple_cdt_new_type): Remove.
13653 (gimple_cdt_new_type_ptr): Likewise.
13654 (gimple_cdt_set_new_type): Likewise.
13655 (gimple_cdt_location): Likewise.
13656 (gimple_cdt_location_ptr): Likewise.
13657 (gimple_cdt_set_location): Likewise.
13658 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13659 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13660 GIMPLE_CHANGE_DYNAMIC_TYPE.
13661 (verify_types_in_gimple_stmt): Likewise.
13662 * tree-inline.c (estimate_num_insns): Likewise.
13663 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13664 (copy_decl_to_var): Likewise.
13665 (copy_result_decl_to_var): Likewise.
13666 * tree-pretty-print.c (dump_generic_node): Do not handle
13667 CHANGE_DYNAMIC_TYPE_EXPR.
13668 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13669 * tree-ssa-operands.c (get_expr_operands): Likewise.
13670 * tree-ssa-structalias.c (struct variable_info): Remove
13671 no_tbaa_pruning member.
13672 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13673 (unify_nodes): Do not copy it.
13674 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13675 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13676 (set_uids_in_ptset): Do not check it.
13677 (find_what_var_points_to): Likewise.
13678 (compute_tbaa_pruning): Remove.
13679 (compute_points_to_sets): Do not call it.
13680 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13681 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13682 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13683 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13684 (DECL_NO_TBAA_P): Likewise.
13685 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13686 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13687 (expand_omp_atomic_pipeline): Do not set it.
13688 * print-tree.c (print_node): Do not dump it.
13689 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13692 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13695 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13698 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13700 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13703 2009-05-22 Ben Elliston <bje@au.ibm.com>
13705 * Makefile.in (bversion.h, s-bversion): New targets.
13706 (TOPLEV_H): Add bversion.h.
13707 * toplev.h: Include "bversion.h".
13708 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13709 the __format__ attribute only if compiling with the same version
13710 of GCC as the sources (the "build version").
13712 2009-05-22 Ben Elliston <bje@au.ibm.com>
13714 * c-format.c (handle_format_attribute): Fix comment typo.
13716 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13719 * config/ia64/ia64.opt (mfused-madd): New.
13720 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13721 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13722 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13723 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13724 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13725 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13726 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13727 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13728 instruction if !TARGET_FUSED_MADD.
13729 (fpma, fpms): Remove colon from name.
13731 2009-05-22 Richard Guenther <rguenther@suse.de>
13733 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13734 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13735 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13737 (create_expression_by_pieces): Only convert if necessary.
13738 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13739 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13741 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13743 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13744 regular pattern from a template and rename it ...
13745 (*extzv_truncsi_exts): ... to this.
13747 2009-05-21 Richard Guenther <rguenther@suse.de>
13749 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13750 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13751 (cgraph_default_inline_p): Likewise.
13752 (cgraph_decide_inlining_incrementally): Likewise.
13754 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13755 Uros Bizjak <ubizjak@gmail.com>
13757 * config/i386/cpuid.h (bit_MOVBE): New.
13759 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13761 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13762 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13763 (ix86_handle_option): Handle OPT_mmovbe.
13764 (ix86_target_string): Add -mmovbe.
13765 (pta_flags): Add PTA_MOVBE.
13766 (processor_alias_table): Add PTA_MOVBE to "atom".
13767 (override_options): Handle PTA_MOVBE.
13769 * config/i386/i386.h (TARGET_MOVBE): New.
13771 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13772 (*bswapsi_movbe): New.
13773 (*bswapdi_movbe): Likewise.
13774 (bswapdi2): Renamed to ...
13775 (*bswapdi_1): This.
13776 (bswapdi2): New expander.
13778 * config/i386/i386.opt (mmovbe): New.
13780 * doc/invoke.texi: Document -mmovbe.
13782 2009-05-21 Taras Glek <tglek@mozilla.com>
13784 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13785 * gcc-plugin.h (plugin_init): Updated signature.
13786 * gcc-plugin.h (plugin_name_args): Moved to this header.
13787 * doc/plugins.texi (plugin_init): Updated documention to reflect
13789 * doc/plugins.texi (plugin_name_args): Added to documention.
13791 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13793 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13794 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13796 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13798 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13799 JUMP_TABLE_DATA_P predicates where applicable.
13800 * config/i386/predicates.md: Ditto.
13801 * config/i386/sse.md: Ditto.
13803 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13805 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13806 operand2 -128 override length_immediate attribute to 1.
13807 * config/i386/predicates.md (constm128_operand): New predicate.
13809 * config/i386/i386.c (memory_address_length): Handle %r12
13810 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13812 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13813 mode look through optional ZERO_EXTEND and SUBREG.
13814 * config/i386/i386.md (R12_REG): New define_constant.
13815 (prefix_data16): For sse unit set also for MODE_TI insns.
13816 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13817 insns set if operand 1 is ext_QIreg_operand.
13818 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13819 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13821 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13822 mode from MODE_DI to MODE_SI.
13823 (movdi_1_rex64): Override modrm and length_immediate attributes
13824 only for movabs (TYPE_IMOV, alternative 2).
13825 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13826 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13827 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13828 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13829 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13830 prefix_rex attribute if DImode.
13831 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13832 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13833 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13834 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13835 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13836 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13837 Likewise. For TYPE_IMOV clear length_immediate attribute.
13838 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13839 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13840 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13841 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13842 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13843 or one operand TYPE_ISHIFT.
13844 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13845 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13846 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13847 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13848 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13849 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13850 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13851 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13852 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13853 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13854 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13855 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13856 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13857 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13858 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13859 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13860 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13861 set mode attribute, don't override length attribute.
13862 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13864 (return_internal_long): Set length attribute to 2 instead of 1.
13865 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13866 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13867 prefix_rex attribute.
13868 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13870 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13872 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13874 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13876 2009-05-20 Ian Lance Taylor <iant@google.com>
13878 * tree.c (build_tree_list_vec_stat): New function.
13879 (ctor_to_vec): New function.
13880 (build_nt_call_vec): New function.
13881 (build_call_array): Change args to be a const pointer.
13882 (build_call_vec): New function.
13883 * tree.h (build_nt_call_vec): Declare.
13884 (build_tree_list_vec_stat): Declare.
13885 (build_tree_list_vec): Define.
13886 (build_call_array): Update declaration.
13887 (build_call_vec): Declare.
13888 (ctor_to_vec): Declare.
13889 * c-common.c (tree_vector_cache): New static variable.
13890 (make_tree_vector): New function.
13891 (release_tree_vector): New function.
13892 (make_tree_vector_single): New function.
13893 (make_tree_vector_copy): New function.
13894 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13895 (make_tree_vector_single, make_tree_vector_copy): Declare.
13896 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13897 (c_parser_expr_list): Don't manage cache here, instead call
13899 (c_parser_release_expr_list): Remove static function.
13900 (c_parser_vec_to_tree_list): Remove static function.
13901 (c_parser_attributes): Call build_tree_list_vec instead of
13902 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13903 c_parser_release_expr_list.
13904 (c_parser_postfix_expression_after_primary): Likewise.
13905 (c_parser_objc_keywordexpr): Likewise.
13907 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13909 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13910 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13911 TARGET_CONVERT_TO_TYPE.
13912 * hooks.c (hook_tree_const_tree_null): Define.
13913 * hooks.h (hook_tree_const_tree_null): Declare.
13914 * target.h (struct gcc_target): Add invalid_parameter_type,
13915 invalid_return_type, promoted_type, and convert_to_type fields.
13916 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13917 (TARGET_INVALID_RETURN_TYPE): Define.
13918 (TARGET_PROMOTED_TYPE): Define.
13919 (TARGET_CONVERT_TO_TYPE): Define.
13920 (TARGET_INITIALIZER): Update for new fields.
13921 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13922 (grokparms): Check targetm.invalid_parameter_type.
13923 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13924 * c-convert.c (convert): Check targetm.convert_to_type.
13926 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13928 * config/mips/mips.md (*extenddi_truncate<mode>,
13929 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13931 (*extendhi_truncateqi): New define_insn_and_sptit.
13933 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13935 PR middle-end/40204
13936 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13937 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13939 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13941 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13942 the operand of VIEW_CONVERT_EXPR.
13944 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13946 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13947 extended family and model for Intel processors. Support Intel Atom.
13949 2009-05-20 Olivier Hainque <hainque@adacore.com>
13951 * gstab.h (stab_code_type): Define, to be used instead of the
13952 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13954 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13955 occurrences by stab_code_type.
13956 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13958 2009-05-20 Martin Jambor <mjambor@suse.cz>
13960 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13961 (sra_insert_before): Likewise.
13962 (sra_insert_after): Likewise.
13963 (sra_init_cache): Likewise.
13964 (sra_type_can_be_decomposed_p): Likewise.
13965 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13966 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13967 (sra_insert_before): Likewise.
13968 (sra_insert_after): Likewise.
13969 (sra_init_cache): Likewise.
13970 (insert_edge_copies_seq): Made static and moved upwards.
13972 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13975 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13977 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13978 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13981 2009-05-20 Richard Guenther <rguenther@suse.de>
13983 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13984 with mismatched comparison modes.
13986 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13988 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13989 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13990 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13991 with shifts for Thumb2.
13992 (orsi_notsi): New for orn.
13993 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13994 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13995 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13996 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13997 Don't invert remainder for IOR.
13999 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14001 PR tree-optimization/40087
14002 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14003 number_of_iterations_ne): Rename never_infinite argument.
14004 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14005 number_of_iterations_le): Handle pointer-type ivs when
14006 exit_must_be_taken is false.
14007 (number_of_iterations_cond): Do not always assume that
14008 exit_must_be_taken if the control variable is a pointer.
14010 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14012 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14013 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14015 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14017 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14018 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14020 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14023 * c.opt (Wlogical-op): Disabled by default.
14024 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14026 * doc/invoke.texi (Wlogical-op): Likewise.
14028 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14030 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14032 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14033 Propagate the type of the first operand.
14034 <ASSERT_EXPR>: Simplify.
14035 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14036 Rewrite using the RHS code as discriminant.
14037 <NOP_EXPR>: Turn into CASE_CONVERT.
14038 <PLUS_EXPR>: Propagate the type of the first operand.
14040 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14042 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14043 (ia64_dconst_0_375): New.
14044 * config/ia64/ia64.c (ia64_override_options): Remove
14045 -minline-sqrt-min-latency warning.
14046 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14047 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14048 * config/ia64/ia64.md (*sqrt_approx): Remove.
14049 (sqrtsf2): Remove #if 0.
14050 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14051 (sqrtdf): Remove assert.
14052 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14053 (sqrtxf2): Remove #if 0.
14054 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14055 * div.md (sqrt_approx_rf): New.
14056 (sqrtsf2_internal_thr): New implementation.
14057 (sqrtsf2_internal_lat): New.
14058 (sqrtdf2_internal_thr: New implementation.
14059 (sqrtxf2_internal): New implementation.
14061 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14062 Hans-Peter Nilsson <hp@axis.com>
14064 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14065 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14066 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14067 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14068 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14069 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14070 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14071 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14072 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14073 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14074 * c-common.c: ...from here.
14076 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14078 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14080 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14082 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14084 2009-05-19 Ben Elliston <bje@au.ibm.com>
14086 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14087 assignments with memcpy calls.
14088 (add_fdes): Likewise.
14089 (binary_search_unencoded_fdes): Likewise.
14090 (linear_search_fdes): Eliminate type puns.
14092 2009-05-19 Richard Guenther <rguenther@suse.de>
14094 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14095 not falsely claim to have propagated into all uses.
14097 2009-05-19 Ben Elliston <bje@au.ibm.com>
14099 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14102 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14104 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14105 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14106 (TARGET_LEGITIMATE_ADDRESS_P): New.
14107 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14108 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14110 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14113 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14114 child of the containing namespace's DIE.
14116 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14118 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14119 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14120 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14123 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14126 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14127 gen_align with gen_pad.
14128 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14129 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14131 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14132 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14134 * config/i386/i386.md (align): Renamed to ...
14135 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14136 ASM_OUTPUT_MAX_SKIP_PAD.
14138 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14140 * config.gcc: Fix variable syntax.
14143 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14144 before calling exact_log2.
14145 (output_iorsi3): Likewise.
14146 (output_xorsi3): Likewise.
14148 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14150 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14151 for the none zero constant operand except for EQ and NE
14152 comprisons even when the first operand is R0.
14154 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14156 * config/s390/2064.md: Remove trailing whitespaces.
14157 * config/s390/2084.md: Likewise.
14158 * config/s390/constraints.md: Likewise.
14159 * config/s390/fixdfdi.h: Likewise.
14160 * config/s390/libgcc-glibc.ver: Likewise.
14161 * config/s390/s390-modes.def: Likewise.
14162 * config/s390/s390-protos.h: Likewise.
14163 * config/s390/s390.c: Likewise.
14164 * config/s390/s390.h: Likewise.
14165 * config/s390/s390.md: Likewise.
14166 * config/s390/tpf-unwind.h: Likewise.
14168 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14170 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14172 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14175 * configure.ac (m68k-*-*): Check if binutils support TLS.
14176 * configure: Regenerate.
14177 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14178 * config/m68k/constraints.md (Cu): New constraint.
14179 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14180 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14181 (movsi): Handle TLS symbols.
14182 (addsi3_5200): Handle XTLS symbols, indent.
14183 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14184 (m68k_tls_reference_p): Declare.
14185 (m68k_legitimize_address): Declare.
14186 (m68k_unwrap_symbol): Declare.
14187 * config/m68k/m68k.opt (mxtls): New option.
14188 * config/m68k/m68k.c (ggc.h): Include.
14189 (m68k_output_dwarf_dtprel): Implement hook.
14190 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14191 (m68k_expand_prologue): Load GOT pointer when function needs it.
14192 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14193 (m68k_legitimate_constant_address_p): Same.
14194 (m68k_decompose_address): Handle TLS references.
14195 (m68k_get_gp): New static function.
14196 (enum m68k_reloc): New contants.
14197 (TLS_RELOC_P): New macro.
14198 (m68k_wrap_symbol): New static function.
14199 (m68k_unwrap_symbol): New function.
14200 (m68k_final_prescan_insn_1): New static function.
14201 (m68k_final_prescan_insn): New function.
14202 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14204 (legitimize_pic_address): Handle TLS references..
14205 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14206 (m68k_libcall_value_in_a0_p)
14207 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14208 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14209 (m68k_legitimize_tls_address): Handle TLS references.
14210 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14212 (m68k_legitimize_address): Handle TLS symbols.
14213 (m68k_get_reloc_decoration): New static function.
14214 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14216 (m68k_output_dwarf_dtprel): Implement hook.
14217 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14218 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14219 m68k_call_* routines.
14220 (sched_attr_op_type): Handle TLS symbols.
14221 (gt-m68k.h): Include.
14222 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14223 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14225 2009-05-18 Martin Jambor <mjambor@suse.cz>
14227 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14228 (visit_store_addr_for_mod_analysis): New function.
14229 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14230 (determine_cst_member_ptr): Use gimple_assign_single_p.
14231 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14232 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14233 operands. Don't check number of operands of a NOP_EXPR.
14235 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14237 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14239 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14242 * c-common.c (warn_logical_operator): Don't warn if one of
14243 expression isn't always true or false.
14245 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14247 * config/i386/biarch32.h: New file.
14248 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14250 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14252 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14253 *zero_extend<mode>_truncqi): Merge these into ...
14254 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14255 Name the pattern following this as *zero_extendhi_truncqi.
14257 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14259 PR middle-end/39301
14260 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14261 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14262 (output_info): Make field HOST_WIDEST_INT.
14263 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14264 (dump_bitmat_statistics): Same.
14266 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14268 * config.gcc (use_gcc_stdint): Set to wrap.
14269 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14270 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14271 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14272 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14273 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14274 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14275 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14276 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14278 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14280 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14282 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14283 Move definitions earlier.
14284 (OPT_ARCH64, OPT_ARCH32): Define.
14285 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14288 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14291 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14294 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14296 * arm.md (movdi2): Copy non-reg values to DImode registers.
14298 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14301 * final.c (label_to_max_skip): New function.
14302 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14303 CODE_LABEL_NUMBER <= max_labelno.
14304 * output.h (label_to_max_skip): New prototype.
14305 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14306 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14307 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14308 Handle CODE_LABELs with >= 16 byte alignment or with
14309 max_skip == (1 << align) - 1.
14310 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14311 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14314 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14315 .p2align 3 if MAX_SKIP is smaller than 7.
14316 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14318 2009-05-15 Ian Lance Taylor <iant@google.com>
14320 * alias.c (struct alias_set_entry_d): Rename from struct
14321 alias_set_entry. Change all uses.
14322 * except.c (struct call_site_record_d): Rename from struct
14323 call_site_record. Change all uses.
14324 * except.h (struct eh_region_d): Rename from struct eh_region.
14326 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14328 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14329 ivtype_map_elt. Change all uses.
14330 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14332 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14333 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14335 (struct sese_d): Rename from struct sese. Change all uses.
14336 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14337 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14338 * optabs.h (struct optab_d): Rename from struct optab. Change all
14340 (struct convert_optab_d): Rename from struct convert_optab.
14342 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14343 ipa_opt_pass. Change all uses.
14344 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14347 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14348 defined as a typedef.
14349 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14352 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14355 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14357 (merge_ranges): Returns bool.
14358 * tree.h (make_range): .. to here.
14359 (build_range_check): Likewise.
14360 (merge_ranges): Likewise. Renamed from merge_ranges.
14361 * c-typeck.c (parser_build_binary_op): Update calls to
14362 warn_logical_operator.
14363 * c-common.c (warn_logical_operator): Add new warning.
14364 * c-common.h (warn_logical_operator): Update declaration.
14366 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14368 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14370 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14372 * doc/install.texi: Document MPC requirements, flags etc.
14374 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14375 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14376 Evaluate constant arguments.
14377 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14378 (fold_builtin_1): Likewise, also evaluate constant arguments.
14379 Remove superfluous break.
14380 (do_mpc_ckconv): New.
14381 * real.h: Include mpc.h.
14382 * toplev.c (print_version): Output MPC version info if available.
14384 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14386 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14388 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14390 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14393 2009-05-15 Jan Hubicka <jh@suse.cz>
14395 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14396 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14397 (try_inline): Fix return value.
14398 (cgraph_decide_inlining_incrementally): Honor new value.
14399 (cgraph_early_inlining): Handle indirect inlining.
14400 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14402 2009-05-15 Jan Hubicka <jh@suse.cz>
14404 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14405 * cgraphunit.c (cgraph_finalize_function): Set it.
14406 (cgraph_expand_function): Use it.
14408 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14410 * real.c (encode_ieee_half): Define.
14411 (decode_ieee_half): Define.
14412 (ieee_half_format): Define.
14413 (arm_half_format): Define.
14414 * real.h (ieee_half_format): Declare.
14415 (arm_half_format): Declare.
14417 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14419 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14420 swapped, and reversed optabs exist before trying to use them.
14422 2009-05-15 Paul Brook <paul@codesourcery.com>
14423 Sandra Loosemore <sandra@codesourcery.com>
14425 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14426 loads. Allow PRE_DEC.
14427 (output_move_neon): Handle PRE_DEC.
14428 (arm_print_operand): Add 'A' for neon structure loads.
14429 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14430 * config/arm/neon.md (neon_mov): Update comment.
14431 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14433 (Um): New constraint.
14435 2009-05-15 Jan Hubicka <jh@suse.cz>
14437 Revert the following patch until testsuite fallout is fixed:
14438 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14439 * cgraph.h (struct inline_summary): New filed self_wize,
14440 size_inlining_benefit, self_time and time_inlining_benefit.
14441 (struct cgraph_global_info): Replace insns by time ans size fields.
14442 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14443 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14444 (ipcp_update_callgraph): Do not touch function bodies.
14445 * ipa-inline.c: Include except.h
14446 (MAX_TIME): New constant.
14447 (overall_insns): Remove
14448 (overall_size, max_benefit): New static variables.
14449 (cgraph_estimate_time_after_inlining): New function.
14450 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14451 (cgraph_clone_inlined_nodes): Update size.
14452 (cgraph_mark_inline_edge): Update size.
14453 (cgraph_estimate_growth): Use size info.
14454 (cgraph_check_inline_limits): Check size.
14455 (cgraph_default_inline_p): Likewise.
14456 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14457 (cgraph_decide_recursive_inlining): Check size.
14458 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14460 (cgraph_decide_inlining): Likewise.
14461 (cgraph_decide_inlining_incrementally): Likewise; honor
14462 PARAM_EARLY_INLINING_INSNS.
14463 (likely_eliminated_by_inlining_p): New predicate.
14464 (estimate_function_body_sizes): New function.
14465 (compute_inline_parameters): Use it.
14466 * except.c (must_not_throw_labels): New function.
14467 * except.h (must_not_throw_labels): Declare.
14468 * tree-inline.c (init_inline_once): Kill inlining_weigths
14469 * tree-ssa-structalias.c: Avoid uninitialized warning.
14470 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14471 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14472 (PARAM_INLINE_CALL_COST): Remove.
14473 (PARAM_EARLY_INLINING_INSNS): New.
14475 2009-05-15 Richard Guenther <rguenther@suse.de>
14477 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14478 not TODO_update_ssa.
14480 2009-05-15 Richard Guenther <rguenther@suse.de>
14482 PR tree-optimization/39999
14483 * gimple.h (gimple_expr_type): Use the expression type looking
14484 through useless conversions.
14485 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14486 (vn_nary_op_insert_stmt): Likewise.
14487 (simplify_binary_expression): Likewise.
14489 2009-05-15 Richard Guenther <rguenther@suse.de>
14491 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14492 New options, enabled by default.
14493 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14495 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14496 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14497 * tree-ssa-structalias.c (gate_tree_pta): New function.
14498 (pass_build_alias): Use it.
14500 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14502 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14503 recurse on an invariant address if a conversion from a pointer
14504 type to a wider integer type is involved.
14506 2009-05-15 Jan Hubicka <jh@suse.cz>
14508 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14509 * cgraph.h (struct inline_summary): New filed self_wize,
14510 size_inlining_benefit, self_time and time_inlining_benefit.
14511 (struct cgraph_global_info): Replace insns by time ans size fields.
14512 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14513 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14514 (ipcp_update_callgraph): Do not touch function bodies.
14515 * ipa-inline.c: Include except.h
14516 (MAX_TIME): New constant.
14517 (overall_insns): Remove
14518 (overall_size, max_benefit): New static variables.
14519 (cgraph_estimate_time_after_inlining): New function.
14520 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14521 (cgraph_clone_inlined_nodes): Update size.
14522 (cgraph_mark_inline_edge): Update size.
14523 (cgraph_estimate_growth): Use size info.
14524 (cgraph_check_inline_limits): Check size.
14525 (cgraph_default_inline_p): Likewise.
14526 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14527 (cgraph_decide_recursive_inlining): Check size.
14528 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14530 (cgraph_decide_inlining): Likewise.
14531 (cgraph_decide_inlining_incrementally): Likewise; honor
14532 PARAM_EARLY_INLINING_INSNS.
14533 (likely_eliminated_by_inlining_p): New predicate.
14534 (estimate_function_body_sizes): New function.
14535 (compute_inline_parameters): Use it.
14536 * except.c (must_not_throw_labels): New function.
14537 * except.h (must_not_throw_labels): Declare.
14538 * tree-inline.c (init_inline_once): Kill inlining_weigths
14539 * tree-ssa-structalias.c: Avoid uninitialized warning.
14540 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14541 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14542 (PARAM_INLINE_CALL_COST): Remove.
14543 (PARAM_EARLY_INLINING_INSNS): New.
14544 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14545 (inline-call-cost): Remove.
14546 (early-inlining-insns): New.
14548 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14550 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14552 (print_int_cst_bounds_in_octal_p): Likewise.
14553 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14555 * dwarf2out.c (base_type_die): Likewise.
14556 (is_subrange_type): Delete.
14557 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14558 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14559 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14560 if the destination type is boolean.
14561 (build_range_check): Do not special-case subtypes.
14562 (fold_sign_changed_comparison): Likewise.
14563 (fold_unary): Likewise.
14564 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14565 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14566 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14567 * tree.c (subrange_type_for_debug_p): New predicate based on the
14568 former is_subrange_type.
14569 * tree.h (subrange_type_for_debug_p): Declare.
14570 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14571 (convert_affine_scev): Remove call to above function.
14572 (chrec_convert_aggressive): Likewise.
14573 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14574 false for conversions involving subtypes.
14575 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14576 (vrp_val_min): Likewise.
14577 (needs_overflow_infinity): Likewise.
14578 (extract_range_from_unary_expr): Likewise.
14580 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14582 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14583 * config/frv/frv.c: Likewise.
14584 * config/s390/s390.c: Likewise.
14585 * config/sparc/sparc.h: Likewise.
14586 * config/i386/i386.h: Likewise.
14587 * config/i386/i386.c: Likewise.
14588 * config/crx/crx.c: Likewise.
14589 * config/m68hc11/m68hc11.h: Likewise.
14590 * config/iq2000/iq2000.c: Likewise.
14591 * config/mn10300/mn10300.h: Likewise.
14592 * config/mn10300/mn10300.c: Likewise.
14593 * config/m68k/m68k.c: Likewise.
14594 * config/rs6000/rs6000.c: Likewise.
14595 * config/rs6000/xcoff.h: Likewise.
14596 * config/rs6000/linux64.h: Likewise.
14597 * config/rs6000/sysv4.h: Likewise.
14598 * config/score/score3.c: Likewise.
14599 * config/score/score7.c: Likewise.
14600 * config/score/score.c: Likewise.
14601 * config/arm/arm.md: Likewise.
14602 * config/mips/mips.c: Likewise.
14603 * config/mips/mips.md: Likewise.
14604 * config/bfin/bfin.h: Likewise.
14605 * config/pa/pa.c: Likewise.
14606 * config/pa/constraints.md: Likewise.
14608 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14609 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14610 * config/pdp11/pdp11.h: Use memory_address_p instead.
14612 2009-05-14 Ian Lance Taylor <iant@google.com>
14614 * passes.c (finish_optimization_passes): Change i to int.
14615 * plugin.c (plugins_active_p): Change event to int.
14616 (dump_active_plugins): Likewise.
14617 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14619 * tree.c (tree_range_check_failed): Change c to unsigned int.
14620 (omp_clause_range_check_failed): Likewise.
14621 (build_common_builtin_nodes): Change mode to int. Add cast.
14622 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14623 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14625 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14626 ++ or -- with a variable of enum type.
14628 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14631 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14633 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14635 * store-motion.c: Do not include params.h
14636 * Makefile.in: Fix dependencies for various files.
14638 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14640 * auto-inc-dec.c: Fix pass description, remove apparent
14641 accidental duplication.
14643 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14645 PR middle-end/40147
14646 * ipa-utils.h (memory_identifier_string): Moved to ...
14647 * tree.h (memory_identifier_string): Here. Add GTY(()).
14649 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14651 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14652 in the former documentation of...
14653 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14654 * ira-conflicts.c (get_dup_num): Use address_operand.
14655 * targhooks.c (default_legitimate_address_p): New.
14656 * targhooks.h (default_legitimate_address_p): New.
14657 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14659 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14660 * target.h (struct target): Add legitimate_address_p.
14661 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14662 (TARGET_INITIALIZER): Include it.
14664 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14665 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14666 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14667 (TARGET_LEGITIMATE_ADDRESS_P): New.
14669 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14670 (REG_OK_STRICT_P): Delete.
14671 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14672 (frv_legitimate_address_p_1): ... this.
14673 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14674 (frv_legitimate_address_p_1): ... the renamed old
14675 frv_legitimate_address_p.
14676 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14677 (TARGET_LEGITIMATE_ADDRESS_P): New.
14679 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14680 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14681 * config/s390/s390.c (legitimate_address_p): Rename to...
14682 (s390_legitimate_address_p): ... this, make static.
14683 (legitimize_address): Adjust call.
14684 (TARGET_LEGITIMATE_ADDRESS_P): New.
14685 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14687 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14688 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14689 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14690 (TARGET_LEGITIMATE_ADDRESS_P): New.
14692 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14693 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14694 * config/spu/spu.c (spu_legitimate_address): Rename to...
14695 (spu_legitimate_address_p): ... this, make static.
14696 (TARGET_LEGITIMATE_ADDRESS_P): New.
14698 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14699 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14700 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14701 (sparc_legitimate_address_p): ... this, make static and return bool.
14702 (legitimize_address): Adjust call.
14703 (TARGET_LEGITIMATE_ADDRESS_P): New.
14705 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14706 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14707 * config/i386/i386.c (legitimate_address_p): Rename to...
14708 (ix86_legitimate_address_p): ... this, make static.
14709 (constant_address_p): Move after it, adjust call.
14710 (TARGET_LEGITIMATE_ADDRESS_P): New.
14712 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14713 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14714 * config/avr/avr.c (legitimate_address_p): Rename to...
14715 (avr_legitimate_address_p): ... this, make static.
14716 (legitimize_address): Adjust call.
14717 (TARGET_LEGITIMATE_ADDRESS_P): New.
14719 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14720 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14721 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14722 (TARGET_LEGITIMATE_ADDRESS_P): New.
14724 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14725 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14726 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14727 (TARGET_LEGITIMATE_ADDRESS_P): New.
14729 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14730 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14732 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14734 (TARGET_LEGITIMATE_ADDRESS_P): New.
14736 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14737 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14739 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14741 (m68hc11_legitimate_address_p): ... this, make static.
14742 (go_if_legitimate_address_internal): Rename to...
14743 (m68hc11_legitimate_address_p_1): ... this.
14744 (legitimize_address): Adjust call.
14745 (TARGET_LEGITIMATE_ADDRESS_P): New.
14747 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14748 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14749 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14750 (TARGET_LEGITIMATE_ADDRESS_P): New.
14752 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14753 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14754 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14755 (mn10300_legitimate_address_p): ... this, make static.
14756 (TARGET_LEGITIMATE_ADDRESS_P): New.
14758 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14759 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14760 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14761 (TARGET_LEGITIMATE_ADDRESS_P): New.
14763 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14764 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14765 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14766 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14767 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14768 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14769 (rs6000_legitimate_address_p): ... this, make static.
14770 (TARGET_LEGITIMATE_ADDRESS_P): New.
14771 (REG_MODE_OK_FOR_BASE_P): Delete.
14772 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14774 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14775 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14777 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14778 static, adjust types.
14779 (TARGET_LEGITIMATE_ADDRESS_P): New.
14781 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14782 * config/score/score.c (score_address_p): Rename to...
14783 (score_legitimate_address_p): ... this.
14784 (TARGET_LEGITIMATE_ADDRESS_P): New.
14785 * config/score/score3.c (score3_address_p): Rename to...
14786 (score3_legitimate_address_p): ... this.
14787 * config/score/score7.c (score7_address_p): Rename to...
14788 (score7_legitimate_address_p): ... this.
14790 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14791 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14792 GO_IF_LEGITIMATE_ADDRESS): Delete.
14793 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14794 thumb2_legitimate_address_p): Delete.
14795 (arm_legitimate_address_p): Rename to...
14796 (arm_legitimate_address_outer_p): ... this.
14797 * config/arm/constraints.md ("Uq"): Adjust call.
14798 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14799 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14801 (arm_legitimate_address_outer_p): ... this.
14802 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14804 (TARGET_LEGITIMATE_ADDRESS_P): New.
14806 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14807 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14808 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14809 (TARGET_LEGITIMATE_ADDRESS_P): New.
14811 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14812 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14813 * config/vax/vax.c (legitimate_address_p): Rename to...
14814 (vax_legitimate_address_p): ... this, make static.
14815 (TARGET_LEGITIMATE_ADDRESS_P): New.
14817 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14818 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14819 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14820 (TARGET_LEGITIMATE_ADDRESS_P): New.
14822 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14823 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14824 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14825 (mmix_legitimate_address_p): ... this, make static.
14826 (TARGET_LEGITIMATE_ADDRESS_P): New.
14828 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14829 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14830 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14831 (TARGET_LEGITIMATE_ADDRESS_P): New.
14833 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14835 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14836 of MODE_COMPLEX_INT.
14838 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14840 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14841 LCT_NORMAL in function call.
14842 * mips-tdump.c (print_file_desc): Add cast to enum type.
14843 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14844 (mark_stabs): Add casts to enum types.
14845 (parse_stabs_common): Add casts to enum types.
14847 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14849 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14850 Check for invalid values of LETTER.
14852 2009-05-13 Taras Glek <tglek@mozilla.com>
14854 * attribs.c (register_attribute): moved out attribute registration
14855 into register_attribute.
14856 * doc/plugins.texi: Documented register_attribute and
14858 * gcc-plugin.h: Added forward decl for register_attribute.
14859 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14860 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14861 PLUGIN_ATTRIBUTES boilerplate.
14863 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14865 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14866 values even in sentinel and empty entries.
14867 (ms_printf_flag_specs): Likewise.
14868 (ms_scanf_flag_specs): Likewise.
14869 (ms_strftime_flag_specs): Likewise.
14870 (ms_print_char_table): Likewise.
14871 (ms_scan_char_table): Likewise.
14872 (ms_time_char_table): Likewise.
14874 2009-05-13 Doug Kwan <dougkwan@google.com>
14876 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14878 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14880 * config/mips/mips.md (store): Add attributes for QI and HI.
14882 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14883 (truncdi<mode>2): ... this new pattern.
14885 2009-05-13 Brad Hards <bradh@kde.org>
14887 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14889 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14890 Ben Elliston <bje@au.ibm.com>
14892 PR middle-end/40035
14893 * dse.c (check_mem_read_rtx): Guard against width == -1.
14895 2009-05-13 Michael Matz <matz@suse.de>
14897 PR middle-end/39976
14898 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14899 (trivially_conflicts_p): New function.
14900 (insert_backedge_copies): Use it.
14902 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14904 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14905 (handle_stdc_pragma): Use new enum constant names.
14906 (handle_pragma_float_const_decimal64): Ditto.
14908 2009-05-13 Ian Lance Taylor <iant@google.com>
14910 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14913 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14915 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14916 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14918 * config/m68k/m68k.h (FL_UCLINUX): Define.
14920 2009-05-13 Jan Hubicka <jh@suse.cz>
14922 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14924 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14926 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14927 unless -fschedule-insns is specified.
14929 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14932 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14933 TARGET_EXPAND_CBRANCHDI4.
14934 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14935 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14936 (cmpeqdi): Fix comment.
14938 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14940 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14941 (sh_legitimate_address_p): Likewise.
14942 * config/sh/sh.c (sh_legitimate_index_p): New.
14943 (sh_legitimate_address_p): Likewise.
14944 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14945 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14946 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14947 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14948 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14949 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14950 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14951 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14952 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14954 2009-05-12 Jan Hubicka <jh@suse.cz>
14956 * tree-inline.c (estimate_operator_cost): Add operands;
14957 when division happens by constant, it is cheap.
14958 (estimate_num_insns): Loads and stores are not having cost of 0;
14959 EH magic stuff is cheap; when computing runtime cost of switch,
14960 use log2 base of amount of its cases; builtin_expect has cost of 0;
14961 compute cost for moving return value of call.
14962 (init_inline_once): Initialize time_based flags.
14963 * tree-inline.h (eni_weights_d): Add time_based flag.
14965 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14967 * df-core.c: Update head documentation.
14969 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14972 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14973 shadowing exisiting variable op1.
14975 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14978 * config/i386/driver-i386.c (processor_signatures): New enum.
14979 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14980 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14981 processor signature to detect geode processor.
14983 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14987 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14989 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14990 causes spurious differences between trunk and cond-optab branch.
14992 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14994 * dojump.c (compare_from_rtx): Delete.
14995 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14996 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14997 if the comparison does not satisfy the predicate; test predicates for
14998 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14999 further if one existing pattern fails.
15000 * expr.h (compare_from_rtx): Delete.
15001 (prepare_operand): Declare it.
15002 * optabs.c: Change "lib call" to "libcall" throughout.
15003 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15004 HAVE_conditional_trap, emit_cmp_insn): Delete.
15005 (can_compare_p): Delete cmp_optab case.
15006 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15007 Accept other parameters by value.
15008 (prepare_operand): Make non-static.
15009 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15010 other parameters by value. Try to widen operands here based on
15011 an optab_methods argument and looking at cbranch_optab.
15012 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15013 loop. Use cbranch_optab directly.
15014 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15015 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15017 (emit_conditional_move, emit_conditional_add): Inline what's needed
15018 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15019 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15020 with COMPARE. Move cmov_optab and cstore_optab above
15021 with cbranch_optab, move cmp_optab down with ucmp_optab,
15022 remove tst_otpab. Do not initialize trap_rtx.
15023 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15024 for trap code. Do not check HAVE_conditional_trap. Use
15025 prepare_cmp_insn. Accept no predicate for operand 3.
15026 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15027 (OTI_ctrap, ctrap_optab): New.
15028 (tst_optab): Delete.
15029 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15030 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15031 with lookup of ctrap_optab.
15032 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15034 (ctrap_optab): New.
15036 * combine.c (combine_simplify_rtx, simplify_set): Do not
15037 special case comparing against zero for cc0 machines.
15038 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15039 COMPARE on cc0 machines.
15040 (simplify_relational_operation): Return a new expression when
15041 a COMPARE could be removed.
15042 * final.c (final_scan_insn): Compare cc_status values
15043 against LHS of a (compare FOO (const_int 0)) cc0 source.
15044 Also check if cc_status.value is the full compare.
15046 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15047 (cstoreMM4): Document.
15048 (conditional_trap): Document ctrapMM4 instead.
15049 (sync_compare_and_swapMM): Refer to cbranchcc4.
15050 (Dependent Patterns): Eliminate obsolete information referring to
15051 the old jump optimization phase.
15052 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15053 of compares with 0 on cc0 machines.
15054 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15055 avoiding references to cc0. Remove text about storing operands
15057 * doc/tm.texi (Condition Codes): Include blurb on different
15058 condition code representations, separate into subsections for
15059 CC0, MODE_CC and conditional execution.
15061 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15062 alpha_emit_setcc): Accept operands and a machine mode.
15063 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15064 Get code/op0/op1 from operands, use machine mode argument
15065 instead of alpha_compare.fp_p. Emit the branch here.
15066 (alpha_emit_setcc): Likewise, and return boolean.
15067 (alpha_emit_conditional_move): Likewise. Assert that
15068 cmp_op_mode == cmp_mode, and simplify accordingly.
15069 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15070 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15071 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15073 (stack probe test): Use cbranchdi4.
15074 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15076 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15077 * config/arc/arc.h (movsicc, movsfcc): Use it.
15078 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15079 (cbranchsi4, cstoresi4): New.
15080 (cmpsi, bCC and sCC expanders): Remove.
15082 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15083 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15084 * config/arm/predicates.md (arm_comparison_operator): Only include
15085 floating-point operators if there is a hardware floating-point unit.
15086 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15087 deferring to cbranch_cc and cstore_cc respectively.
15088 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15089 cbranch_cc, cstore_cc): New.
15090 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15092 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15094 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15095 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15097 (adjust_insn_length): Adjust calls.
15098 (avr_reorg): Handle (compare (foo) (const_int 0)).
15099 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15100 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15101 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15102 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15104 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15105 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15107 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15108 (cbranchsi4, cstorebi4, cstoresi4): New.
15109 (movbisi): This insn is duplicate, split it to zero_extend.
15110 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15111 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15112 (bfin_optimize_loop): Use cbranch expander.
15113 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15114 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15115 (bfin_bimode_comparison_operator): ... this.
15116 (bfin_direct_comparison_operator): New.
15118 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15119 inside (compare FOO (const_int 0)).
15120 (cris_rtx_costs): Handle ZERO_EXTRACT.
15121 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15122 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15123 (*tstdi_v32): Delete.
15124 (*cmpdi_non_v32): Add M alternative for operand 1.
15125 (cmpsi, cmp<mode>): Make private.
15126 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15128 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15130 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15131 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15132 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15133 (cc_reg_operand): New.
15134 (any_cond): Delete.
15135 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15136 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15137 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15138 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15139 crx_expand_scond): Delete.
15141 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15143 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15144 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15146 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15147 cstoresi4, cstoresf4, cstoredf4): New.
15148 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15149 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15150 Receive the entire operands array.
15151 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15152 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15153 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15154 Get test/op0/op1 from the operands array.
15155 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15157 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15158 (h8300_expand_store): New.
15159 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15161 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15162 (h8300_expand_store): New.
15163 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15164 or do not try to produce (set (cc0) REG).
15165 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15166 change a compare into a move to a scratch register. Disable some
15167 peepholes when comparing with zero.
15168 (tstsi, tsthi, tstsi, cmpqi): Make private.
15170 (bCC, sCC): Delete.
15171 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15174 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15175 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15176 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15177 (ix86_emit_i387_log1p): Use cbranchxf2.
15178 (ix86_expand_setcc): Return void.
15179 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15180 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15181 cmp<MODEF>, cmpcc): Remove.
15182 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15183 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15184 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15185 (sCC and bCC expanders): Remove.
15186 (stack_protect_test): Use cbranchcc4.
15188 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15190 (ia64_expand_compare): Accept three rtx by reference and return void.
15191 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15192 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15193 from *expr. Update *expr with the BImode comparison to do.
15194 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15195 cmptf, bCC, sCC, conditional_trap): Delete.
15196 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15197 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15198 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15199 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15200 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15202 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15203 type of last argument.
15204 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15205 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15206 use machine mode argument instead of branch_type. Remove dead
15207 code for floating-point comparisons.
15208 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15209 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15211 (cbranchsi4, cstoresi4): New.
15212 * config/iq2000/predicates.md (reg_or_const_operand): New.
15214 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15215 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15216 (b<code>_op): Rewrite to...
15217 (bcc_op): ... this, using match_operator.
15218 (s<code>_op): Rewrite to...
15219 (scc_op): ... this, using match_operator.
15220 (s<code>_24_op): Rewrite to...
15221 (scc_op_24): ... this, using match_operator.
15222 (s<code>_<mode>): Rewrite to...
15223 (cstore<mode>4): ... this, using match_operator.
15224 (s<code>_<mode>_24): Rewrite to...
15225 (cstore<mode>4_24): ... this, using match_operator.
15226 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15227 m32c_unpend_compare, m32c_expand_scc): Delete.
15228 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15229 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15230 (m32c_expand_movcc): Change NE to EQ if necessary.
15231 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15233 * config/m32r/m32r-protos.h (gen_cond_store): New.
15234 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15235 (gen_cond_store): New, from sCC patterns.
15236 (m32r_expand_block_move): Use cbranchsi4.
15237 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15238 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15239 (cbranchsi4, cstoresi4): New.
15241 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15243 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15244 (m68hc11_notice_update_cc): Look into a compare with 0.
15245 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15247 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15248 cmphi, cmpqi, bCC): Delete.
15249 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15250 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15251 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15254 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15255 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15256 * config/m68k/constraints.md (H): New.
15257 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15258 the define_insn below.
15259 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15260 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15261 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15262 patterns): Wrap RHS with COMPARE.
15263 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15264 (*cmpdi_internal): Name this pattern.
15265 (cmpdi): Change to define_insn.
15266 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15267 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15268 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15270 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15271 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15272 (conditional_trap): Change to...
15273 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15274 (*conditional_trap): Use the ordered_comparison_operator and
15275 const1_operand predicates.
15276 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15277 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15278 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15279 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15281 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15282 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15283 (mcore_gen_compare): New.
15284 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15285 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15286 (mcore_gen_compare): ... this.
15287 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15288 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15289 (stack probe pattern): Use cbranchsi4.
15291 * config/mips/predicates.md (mips_cstore_operator): New.
15292 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15293 * config/mips/mips.md (any_cond): Delete.
15294 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15296 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15297 fixuns_truncsfdi2): Use cbranch patterns.
15298 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15299 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15300 Adjust call to mips_expand_conditional_branch.
15301 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15303 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15304 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15305 * config/mips/mips.c (cmp_operands): Delete.
15306 (mips_emit_compare): Get comparison operands from *op0/*op1.
15307 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15308 that it succeeds. Use op0/op1 instead of cmp_operands.
15309 (mips_expand_conditional_branch, mips_expand_conditional_move,
15310 mips_expand_conditional_trap): Likewise.
15311 (mips_block_move_loop): Use cbranch patterns.
15312 * config/mips/mips.h (cmp_operands): Delete.
15314 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15315 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15316 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15317 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15318 (*cmpcc_folded): Rename to...
15319 (*cmpdi_folded): this.
15320 (*cmpcc): Rename to...
15322 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15325 (cbranchdf4): New. Handle invalid comparisons here.
15326 * config/mmix/predicates.md (float_comparison_operator): New.
15328 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15329 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15330 * config/mn10300/mn10300.md (tst): Delete.
15331 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15332 Name these patterns and wrap RHS in a compare.
15333 (*cmpsi): Make this pattern private. Include tst.
15334 (*cmpsf): Make this pattern private.
15335 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15336 (compare with zero peepholes): Likewise.
15338 (cbranchsi4, cbranchsf4): New.
15339 (casesi): Use cbranchsi4.
15341 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15342 hppa_branch_type): Delete.
15343 (return_addr_rtx): Use cbranchsi4.
15344 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15345 Emit CCFPmode comparison here.
15346 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15347 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15348 hppa_branch_type): Delete.
15349 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15350 (movsicc, movdicc): Remove references to hppa_compare_op0,
15351 hppa_compare_op1 and compare_from_rtx.
15352 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15353 (casesi): Use cbranchsi4.
15355 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15356 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15357 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15358 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15359 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15361 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15362 (*branch, *branch_inverted): New.
15364 * config/picochip/picochip.md (cbranchhi4): Use
15365 ordered_comparison_operator.
15366 (cmphi, bCC): Remove.
15368 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15369 (trap_comparison_operator): Delete.
15370 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15371 rs6000_emit_cbranch): Accept mode and operands.
15372 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15373 rs6000_compare_fp_p): Delete.
15374 (rs6000_generate_compare): Accept mode and comparison. Extract code
15375 and op0/op1 from there. Replace references to rs6000_compare_op0
15376 and rs6000_compare_op1.
15377 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15378 extract result from passed operands.
15379 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15380 extract loc from passed operands.
15381 (rs6000_emit_cmove): Likewise.
15382 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15383 rs6000_compare_fp_p): Delete.
15384 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15385 (cbranch<GPR>4, cbranch<FP>4): New.
15386 (cstore<mode>4): New. Consolidate here all choices about when to use
15387 portable or specialized sCC sequences.
15388 (stack_protect_test): Use cbranchsi4.
15389 (conditional_trap): Replace with ctrap<GPR>4.
15390 (conditional trap insn): Replace trap_comparison_operator with
15391 ordered_comparison_operator.
15393 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15394 (s390_emit_prologue): Use ctrap.
15395 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15396 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15397 New predicates replacing...
15398 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15399 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15400 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15401 (add<mode>cc): Do not use s390_compare_op0/op1.
15402 (s<code>): Change to...
15403 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15404 (seq): Change to...
15405 (cstorecc4): ... this. Handle EQ or NE equally.
15406 (*sne): Un-privatize for use in cstorecc4.
15407 (b<code>): Change to...
15408 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15409 (conditional_trap): Replace with...
15410 (ctrap<GPR>4, ctrap<FP>4): ... these.
15411 (stack_protect): Use cbranchcc4.
15413 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15414 * config/score/score-protos.h (score_gen_cmp): Delete.
15415 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15416 (score_block_move-loop): Use cbranchsi4.
15417 * config/score/score.md (cbranchsi4): New.
15418 (cmpsi, bCC): Delete.
15419 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15420 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15421 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15422 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15423 * config/score/score3.h (score3_gen_cmp): Delete.
15424 * config/score/score7.h (score7_gen_cmp): Delete.
15426 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15427 (sh_emit_scc_to_t): ... this. Return void.
15428 (from_compare): Rename to...
15429 (sh_emit_compare_and_branch): ... this.
15430 (sh_emit_compare_and_set): New.
15431 (sh_expand_t_scc): Accept operands.
15432 * config/sh/predicates.md (sh_float_comparison_operator): New.
15433 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15434 (prepare_scc_operands): Rename to...
15435 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15437 (sh_emit_cheap_store_flag): New.
15438 (sh_emit_set_t_insn): New.
15439 (from_compare): Rename to...
15440 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15441 handling of TARGET_SH2E floating point to avoid recursive call.
15442 Generate branch here.
15443 (sh_emit_compare_and_set): New.
15444 (sh_expand_t_scc): Get op0/op1 from arguments.
15445 (sh_emit_cheap_store_flag): New.
15446 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15448 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15449 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15450 (movsicc, movdicc): Do nothing when it recreated operands from
15451 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15452 prepare_scc_operands (now sh_emit_scc_to_t).
15453 (udivdi3): Use cstoresi4.
15454 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15455 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15456 (cbranchint4_media, cbranchfp4_media): New.
15457 (casesi): Use cbranchdi4.
15458 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15460 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15461 (movnegt): Remove second operand.
15462 (cbranchsf4, cbranchdf4): New.
15463 (stack_protect): Use cbranchdi4/cbranchsi4.
15465 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15466 (gen_compare_reg): Accept comparison, extract part of it to...
15467 (gen_compare_reg_1): ... this.
15468 (gen_compare_operator): Delete.
15469 (gen_v9_scc): Accept separate destination, comparison code and arms.
15470 Do not use sparc_compare_op0/sparc_compare_op1.
15471 (emit_scc_insn, emit_conditional_branch_insn): New.
15472 (emit_v9_brxx): Make static. Remove useless assertion.
15473 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15475 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15476 * config/sparc/sparc-protos.h (gen_compare_reg,
15477 sparc_emit_float_lib_cmp): Adjust prototype.
15478 (emit_scc_insn, emit_conditional_branch_insn): New.
15479 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15480 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15481 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15482 iterators to the top.
15483 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15484 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15485 snedi_special_trunc): Delete.
15486 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15487 and snedi_special_trunc.
15488 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15489 cbranchdi4, cbranch<F:mode>4): New.
15490 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15491 here. Use gen_compare_reg instead of gen_compare_operator.
15492 (conditional_trap): Replace with...
15493 (ctrapsi4, ctrapdi4): ... this.
15494 (stack_protect_test): Use cbranchcc4.
15496 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15498 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15499 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15500 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15501 from operands[0] or operands[3] depending on is_set.
15502 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15503 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15504 cmpdf, bCC), sCC: Remove.
15505 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15506 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15508 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15509 spu_emit_branch_or_set.
15511 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15513 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15514 xstormy16_compare_op1): Delete.
15515 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15516 xstormy16_compare_op1): Delete.
15517 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15519 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15520 (cmphi, cmpsi, bCC): Remove.
15522 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15523 (*cmpsi): ... this one.
15524 (cbranchsi4, cstoresi4): New.
15525 (bCC expanders): Delete.
15526 (sCC insns): Fold into...
15527 (*setcc): ... this one.
15528 (casesi): Do not use gen_cmpsi and gen_bgtu.
15529 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15530 (movsicc): Simplify.
15531 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15533 * config/vax/vax-protos.h (cond_name): New.
15534 (vax_output_conditional_branch): Remove.
15535 * config/vax/vax.c (cond_name): New.
15536 (vax_output_conditional_branch): Remove.
15537 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15538 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15539 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15540 (bit<VAXint>): Wrap source with (compare).
15541 (b<code> and following unnamed pattern): Rename to *branch and
15542 *branch_reversed. Change macroization to match_operator.
15543 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15545 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15546 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15547 Change last argument to machine_mode.
15548 (xtensa_expand_scc): Add machine_mode argument.
15549 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15550 (gen_conditional_move, xtensa_expand_conditional_branch,
15551 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15552 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15553 Adjust operand numbers.
15554 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15556 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15557 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15558 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15560 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15562 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15563 causes spurious differences between trunk and cond-optab branch.
15565 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15568 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15570 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15572 * tree.c (iterative_hash_pointer): Delete.
15573 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15574 Hash UIDs and versions of SSA names. Don't special-case built-in
15575 function declarations.
15577 2009-05-11 Ian Lance Taylor <iant@google.com>
15580 * graphite.c: Force -Wc++-compat to only be a warning before
15581 #including "cloog/cloog.h".
15583 2009-05-11 Martin Jambor <mjambor@suse.cz>
15585 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15587 2009-05-11 Jan Hubicka <jh@suse.cz>
15589 * tree-ssa-loop-ivcanon.c: Include target.h
15590 (struct loop_size): new structure.
15591 (constant_after_peeling): New predicate.
15592 (tree_estimate_loop_size): New function.
15593 (estimated_unrolled_size): Rewrite for new estimates.
15594 (try_unroll_loop_completely): Use new estimates.
15595 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15597 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15599 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15600 libcpp interface change.
15601 (spu_macro_to_expand): Likewise.
15603 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15605 PR tree-optimization/40026
15606 * gimplify.c (gimplify_init_constructor): Change initial conditional
15607 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15608 optimize_compound_literals_in_ctor.
15610 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15612 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15614 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15616 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15618 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15619 HOST_WIDE_INT for gap.
15621 2009-05-11 Ira Rosen <irar@il.ibm.com>
15623 PR tree-optimization/40074
15624 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15625 account in group size and step comparison.
15627 2009-05-11 Richard Guenther <rguenther@suse.de>
15629 * passes.c (init_optimization_passes): Strip now incorrect comment.
15630 (execute_function_todo): Do not set PROP_alias.
15631 * tree-pass.h (PROP_alias): Remove.
15632 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15633 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15634 * tree-nrv.c (pass_return_slot): Likewise.
15635 * tree-object-size.c (pass_object_sizes): Likewise.
15636 * tree-ssa-dom.c (pass_dominator): Likewise.
15637 (pass_phi_only_cprop): Likewise.
15638 * tree-ssa-dse.c (pass_dse): Likewise.
15639 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15640 (pass_cselim): Likewise.
15641 * tree-ssa-pre.c (pass_pre): Likewise.
15642 (pass_fre): Likewise.
15643 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15644 * tree-ssa-sink.c (pass_sink_code): Likewise.
15645 * tree-stdarg.c (pass_stdarg): Likewise.
15646 * tree-tailcall.c (pass_tail_calls): Likewise.
15647 * tree-vrp.c (pass_vrp): Likewise.
15649 2009-05-10 Ian Lance Taylor <iant@google.com>
15651 * basic-block.h (enum profile_status): Break out of struct
15652 control_flow_graph.
15653 * cgraph.h (struct inline_summary): Break out of struct
15655 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15656 of struct cgraph_order_sort.
15657 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15658 * cse.c (struct branch_path): Break out of struct
15659 cse_basic_block_data.
15660 * except.h (enum eh_region_type): Break out of struct eh_region.
15661 * gcc.c (enum add_del): Break out of struct modify_target.
15662 * genrecog.c (enum decision_type): Break out of struct decision_test.
15663 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15665 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15666 * regmove.c (enum match_use): New enum, broken out of struct match.
15667 * sched-int.h (enum post_call_group): New enum, broken out of
15669 (struct deps_reg): Break out of struct deps.
15670 * target.h (struct asm_int_op): Break out of struct gcc_target.
15671 * tree-eh.c (struct goto_queue_node): Break out of struct
15673 * tree-inline.h (enum copy_body_cge_which): Break out of
15675 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15677 * c-decl.c (in_struct, struct_types): New static variables.
15678 (pushtag): Add loc parameter. Change all callers.
15679 (lookup_tag): Add ploc parameter. Change all callers.
15680 (check_compound_literal_type): New function.
15681 (parser_xref_tag): Add loc parameter. Change all callers. If
15682 -Wc++-compat, warn about struct/union/enum types defined within a
15684 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15685 and loc parameters. Change all callers. Change error calls to
15686 error_at, using loc. For a redefinition, if the location of the
15687 original definition is known, report it. Set in_struct and
15688 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15689 (finish_struct): Add new parameters enclosing_in_struct and
15690 enclosing_struct_types. Change all callers. Set
15691 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15692 in the struct. If in a struct, add this struct to struct_types.
15693 (start_enum): Add loc parameter. Change all callers. Use
15694 error_at for errors, using loc. For a redefinition, if the
15695 location of the original definition is known, report it. If in a
15696 struct, add this enum type to struct_types. If -Wc++-compat warn
15697 if in sizeof, typeof, or alignof.
15698 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15699 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15700 (c_parser_enum_specifier): Get enum location for start_enum.
15701 (c_parser_struct_or_union_specifier): Get struct location for
15702 start_struct. Save in_struct and struct_types status between
15703 start_struct and finish_struct.
15704 (c_parser_cast_expression): Get location of cast.
15705 (c_parser_alignof_expression): Get location of type.
15706 (c_parser_postfix_expression): Likewise.
15707 (c_parser_postfix_expression_after_paren_type): Add type_loc
15708 parameter. Change all callers. Call check_compound_literal_type.
15709 Use type_loc for error about variable size type.
15710 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15711 of an enum constant from an enum type defined in a struct or union.
15712 (c_cast_expr): Add loc parameter. Change all callers. If
15713 -Wc++-compat, warn about defining a type in a cast.
15714 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15715 (start_enum, start_struct, finish_struct): Update declarations.
15716 (parser_xref_tag, c_cast_expr): Update declarations.
15717 (check_compound_literal_type): Declare.
15719 2009-05-11 Ben Elliston <bje@au.ibm.com>
15721 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15722 for recent libcpp interface change.
15723 (rs6000_macro_to_expand): Likewise.
15725 2009-05-10 Michael Matz <matz@suse.de>
15728 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15729 not at entry of function.
15731 2009-05-10 Richard Guenther <rguenther@suse.de>
15733 PR tree-optimization/40081
15735 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15736 using the main variant of the element type. Do not fiddle with
15737 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15739 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15740 structs with volatile fields.
15742 2009-05-10 Jan Hubicka <jh@suse.cz>
15744 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15745 (estimate_move_cost): Assert that it does not get called for
15747 (estimate_num_insns): Skip VOID types in argument handling.
15748 (optimize_inline_calls): Delete unreachable blocks and verify that
15749 callgraph is valid.
15751 2009-05-10 Jan Hubicka <jh@suse.cz>
15753 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15754 * cgraph.c (cgraph_mark_address_taken_node): New function.
15755 (dump_cgraph_node): Dump new flag.
15756 * cgraph.h (struct cgraph_node): Add address_taken.
15757 (cgraph_mark_address_taken_node): New function.
15758 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15759 since new direct calls can be born.
15761 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15763 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15764 tok->val.node.node.
15766 2009-05-10 Jan Hubicka <jh@suse.cz>
15768 PR middle-end/40084
15769 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15771 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15772 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15773 * tree-inline.c (copy_bb): Set frequency correctly.
15774 (fold_marked_statements): Update call to
15775 cgraph_update_edges_for_call_stmt.
15777 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15779 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15780 identifiers in diagnostics.
15781 * config/arm/arm.c (arm_handle_fndecl_attribute,
15782 arm_handle_isr_attribute): Likewise.
15783 * config/avr/avr.c (avr_handle_progmem_attribute,
15784 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15785 * config/bfin/bfin.c (handle_int_attribute,
15786 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15787 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15788 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15790 * config/darwin.c (darwin_handle_kext_attribute,
15791 darwin_handle_weak_import_attribute): Likewise.
15792 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15793 h8300_handle_eightbit_data_attribute,
15794 h8300_handle_tiny_data_attribute): Likewise.
15795 * config/i386/i386.c (ix86_handle_cconv_attribute,
15796 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15797 * config/i386/winnt.c (ix86_handle_shared_attribute,
15798 ix86_handle_selectany_attribute): Likewise.
15799 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15800 * config/m32c/m32c.c (function_vector_handler): Likewise.
15801 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15802 m68hc11_handle_fntype_attribute): Likewise.
15803 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15804 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15805 * config/mips/mips.c (mips_insert_attributes,
15806 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15807 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15808 rs6000_handle_struct_attribute): Likewise.
15809 * config/sh/sh.c (sh_insert_attributes,
15810 sh_handle_resbank_handler_attribute,
15811 sh_handle_interrupt_handler_attribute,
15812 sh2a_handle_function_vector_handler_attribute,
15813 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15815 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15816 * config/spu/spu.c (spu_handle_fndecl_attribute,
15817 spu_handle_vector_attribute): Likewise.
15818 * config/stormy16/stormy16.c
15819 (xstormy16_handle_interrupt_attribute): Likewise.
15820 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15821 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15823 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15825 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15826 (pp_translate_identifiers): New.
15827 (pp_identifier): Only conditionally translate identifier to locale
15829 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15830 (pp_base_tree_identifier): Only conditionally translate identifier
15831 to locale character set.
15832 * c-pretty-print.c (M_): Define.
15833 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15834 fragments for conditional translation with M_.
15835 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15836 identifier translation.
15838 2009-05-10 Richard Guenther <rguenther@suse.de>
15840 PR tree-optimization/40081
15841 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15842 using the main variant of the element type. Do not fiddle with
15843 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15845 2009-05-09 Jan Hubicka <jh@suse.cz>
15847 PR middle-end/40080
15848 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15849 indirect calls; verify cgraph afterwards.
15851 2009-05-09 Jan Hubicka <jh@suse.cz>
15854 * ipa.c (update_inlined_to_pointer): New function.
15855 (cgraph_remove_unreachable_nodes): Use it.
15857 2009-05-09 Jan Hubicka <jh@suse.cz>
15859 * tree-eh.c (struct leh_state): Remove prev_try.
15860 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15861 not track prev_try.
15862 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15863 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15864 remove_eh_handler_and_replace, foreach_reachable_handler,
15865 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15866 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15867 (gen_eh_region_cleanup): Update prototype.
15869 2009-05-09 Jan Hubicka <jh@suse.cz>
15871 PR middle-end/40043
15872 * except.c (copy_eh_region): Always set prev_try.
15873 (redirect_eh_edge_to_label): Find outer try.
15874 (foreach_reachable_handler): When looking for prev try
15875 handle case where previous try is not going to be taken.
15877 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15879 PR tree-optimization/40049
15880 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15881 only vector/vector shifts, convert the type of the constant to the
15882 appropriate type to avoid building incorrect trees, which
15883 eventually have problems with garbage collection.
15885 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15887 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15888 -1 for complex floating-point types if honoring signed zeros.
15890 2009-05-08 Jan Hubicka <jh@suse.cz>
15892 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15893 argument; handle correctly when profile is absent.
15894 (build_cgraph_edges): Update.
15895 (rebuild_cgraph_edges): Update.
15896 * cgraph.c: Do not include varray.h.
15897 (cgraph_set_call_stmt_including_clones): New function.
15898 (cgraph_create_edge_including_clones): Likewise
15899 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15900 (cgraph_update_edges_for_call_stmt): Handle clones.
15901 (cgraph_remove_node): Handle clone tree.
15902 (cgraph_remove_node_and_inline_clones): New function.
15903 (dump_cgraph_node): Dump clone tree.
15904 (cgraph_clone_node): Handle clone tree.
15905 (clone_function_name): Bring here from tree-inline.c.
15906 (cgraph_create_virtual_clone): New function.
15907 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15908 (cgraph_clone_info): New function.
15909 (strut cgraph_node): Add clone_info and new clone tree pointers.
15910 (cgraph_remove_node_and_inline_clones,
15911 cgraph_set_call_stmt_including_clones,
15912 cgraph_create_edge_including_clones,
15913 cgraph_create_virtual_clone): Declare.
15914 (cgraph_function_versioning): Use VEC argument.
15915 (compute_call_stmt_bb_frequency): Update prototype.
15916 (cgraph_materialize_all_clones): New function.
15917 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15918 (ipcp_create_replace_map): Update to VECtors.
15919 (ipcp_update_callgraph): Use virtual clones.
15920 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15921 (ipcp_update_profiling): Do not update local profiling.
15922 (ipcp_insert_stage): Use VECtors and virtual clones.
15923 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15924 (clone_of_p): New function.
15925 (cgraph_preserve_function_body_p): Use clone tree.
15926 (cgraph_optimize): Materialize clones.
15927 (cgraph_function_versioning): Update for VECtors.
15928 (save_inline_function_body): Use clone tree.
15929 (cgraph_materialize_clone): New function.
15930 (cgraph_materialize_all_clones): Likewise.
15931 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15932 * ipa.c: Include gimple.h.
15933 (cgraph_remove_unreachable_nodes): Use clone tree.
15934 * ipa-prop.c (ipa_note_param_call): Update call to
15935 compute_call_stmt_bb_frequencycall.
15936 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15937 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15938 (copy_bb): Handle updating of clone tree; add new edge when new call
15940 (expand_call_inline): Be strict about every call having edge.
15941 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15942 (delete_unreachable_blocks_update_callgraph): New function.
15943 (tree_function_versioning): Use VECtors; always remove unreachable
15944 blocks and fold conditionals.
15945 * tree-inline.h: Do not include varray.h.
15946 (tree_function_versioning): Remove.
15947 * Makefile.in (GTFILES): Remove tree-inline.c
15948 * passes.c (do_per_function): Do only functions having body.
15949 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15952 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15953 Andrew Morrow <acm@google.com>
15956 * c-common.c (c_common_attribute_table): Permit deprecated
15957 attribute to take an optional argument.
15958 (handle_deprecated_attribute): If the optional argument to
15959 __attribute__((deprecated)) is not a string ignore the attribute
15960 and emit a warning.
15962 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15963 * c-typeck.c (build_component_ref): Likewise.
15964 (build_external_ref): Likewise.
15966 * toplev.c (warn_deprecated_use): Add an attribute argument.
15967 Emit the message associated with __attribute__((deprecated)).
15969 * toplev.h (warn_deprecated_use): Updated.
15971 * doc/extend.texi: Document new optional parameter to
15972 __attribute__((deprecated))
15974 2009-05-08 Michael Eager <eager@eagercon.com>
15976 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15977 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15979 2009-05-08 Richard Guenther <rguenther@suse.de>
15981 PR tree-optimization/40062
15982 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15983 Avoid exponential behavior.
15985 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15987 PR rtl-optimization/33928
15989 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15990 process_uses, build_single_def_use_links): New.
15991 (update_df): Update use_def_ref.
15992 (forward_propagate_into): Use get_def_for_use instead of use-def
15994 (fwprop_init): Call build_single_def_use_links and let it initialize
15996 (fwprop_done): Free use_def_ref.
15997 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15998 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15999 df_rd_simulate_one_insn): New.
16000 (df_rd_bb_local_compute_process_def): Update head comment.
16001 (df_chain_create_bb): Use the new RD simulation functions.
16002 * df.h (df_rd_simulate_artificial_defs_at_top,
16003 df_rd_simulate_one_insn): New.
16004 * opts.c (decode_options): Enable fwprop at -O1.
16005 * doc/invoke.texi (-fforward-propagate): Document this.
16007 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16010 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16011 and one complex operand specially.
16012 * tree-complex.c (some_nonzerop): Do not identify a real value as
16013 zero if flag_signed_zeros.
16015 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16017 PR rtl-optimization/33928
16018 * loop-invariant.c (record_use): Fix && vs. || mishap.
16020 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16022 PR rtl-optimization/33928
16023 * loop-invariant.c (struct use): Add addr_use_p.
16024 (struct def): Add n_addr_uses.
16025 (struct invariant): Add cheap_address.
16026 (create_new_invariant): Set cheap_address.
16027 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16028 (record_uses): Pass df_ref to record_use.
16029 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16032 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16034 * config/sh/sh.c: Do not include c-pragma.h.
16036 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16038 * config/spu/spu.c: Remove include of c-common.h.
16040 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16043 * c-common.h (mark_valid_location_for_stdc_pragma,
16044 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16045 clear_float_const_decimal64, float_const_decimal64_p): New.
16046 * c.opt (Wunsuffixed-float-constants): New.
16047 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16048 unsuffixed float constant, handle new warning.
16049 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16050 * c-decl.c (c_scope): New flag float_const_decimal64.
16051 (set_float_const_decimal64, clear_float_const_decimal64,
16052 float_const_decimal64_p): New.
16053 (push_scope): Set new flag.
16054 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16055 to use STDC pragmas.
16056 (c_parser_external_declaration): Ditto.
16057 (c_parser_compound_statement_nostart): Ditto.
16058 * c-pragma.c (valid_location_for_stdc_pragma,
16059 mark_valid_location_for_stdc_pragma,
16060 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16061 handle_pragma_float_const_decimal64): New.
16062 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16063 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16064 set_float_const_decimal64, clear_float_const_decimal64,
16065 float_const_decimal64_p): New dummy functions.
16066 * doc/extend.texi (Decimal Float): Remove statement that the
16067 pragma, and suffix for double constants, are not supported.
16068 * doc/invoke.texi (Warning Options): List new option.
16069 (-Wunsuffixed-float-constants): New.
16071 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16073 * config/i386/i386.c: Do not include c-common.h.
16075 2009-05-07 Mark Heffernan <meheff@google.com>
16077 * doc/invoke.texi (Debugging Options): Document change of debugging
16079 * opts.c (decode_options): Make dump_base_name relative to
16080 aux_base_name directory.
16082 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16084 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16085 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16087 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16089 * Makefile.in (install-plugin): Simplify a bit.
16091 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16093 * Makefile.in (OBJS-common): Add regcprop.o.
16095 * timevar.def (TV_CPROP_REGISTERS): New.
16096 * regrename.c (regrename_optimize): Return 0.
16097 (rest_of_handle_regrename): Delete.
16098 (pass_rename_registers): Point to regrename_optimize.
16099 (struct value_data_entry, struct value_data,
16100 kill_value_one_regno, kill_value_regno, kill_value,
16101 set_value_regno, init_value_data, kill_clobbered_value,
16102 kill_set_value, kill_autoinc_value, copy_value,
16103 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16104 replace_oldest_value_reg, replace_oldest_value_addr,
16105 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16106 debug_value_data, validate_value_data): Move...
16107 * regcprop.c: ... here.
16108 (rest_of_handle_cprop): Delete.
16109 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16111 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16113 PR middle-end/40057
16114 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16115 GEN_INT for 1 << bitnum.
16116 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16117 build_int_cst_type.
16119 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16121 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16122 Remove wrong description of "nand" operation.
16124 2009-05-06 Richard Guenther <rguenther@suse.de>
16125 Adam Nemet <anemet@caviumnetworks.com>
16127 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16128 comment. Add that if LHS is not a gimple register, then RHS1 has
16129 to be a single object (GIMPLE_SINGLE_RHS).
16131 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16133 * expr.c (get_def_for_expr): Move it up in the file.
16134 (store_field): When expanding a bit-field store, look at the
16135 defining gimple stmt for the masking conversion.
16137 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16139 PR middle-end/39986
16140 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16141 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16142 32-bit memcpy into long.
16144 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16146 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16147 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16149 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16150 instead of appending DW_OP_deref*.
16152 2009-05-06 Michael Matz <matz@suse.de>
16154 PR middle-end/40021
16155 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16156 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16158 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16160 * Makefile.in (install-plugin): Fix srcdir handling.
16162 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16164 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16165 when processing for not_regs_needed bitmap.
16166 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16167 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16168 handling it for rhs.
16170 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16172 * config/i386/i386.md (unnamed inc/dec peephole): Use
16173 optimize_insn_for_size_p instead of optimize_size.
16174 * config/i386/predicates.md (incdec_operand): Likewise.
16175 (aligned_operand): Likewise.
16176 * config/i386/sse.md (divv8sf3): Likewise.
16177 (sqrtv8sf2): Likewise.
16179 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16181 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16183 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16185 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16187 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16188 ssemodesuffixf2c with avxmodesuffixf2c.
16190 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16193 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16195 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16197 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16198 (struct tree_base): Adjust spacing for 8 bit boundaries.
16199 (struct tree_decl_common): Add decl_by_reference_flag bit.
16200 (DECL_BY_REFERENCE): Adjust.
16201 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16202 print DECL_BY_REFERENCE bit.
16203 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16204 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16205 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16206 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16209 PR middle-end/39666
16210 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16211 range of the type, but default label is missing, add it with one
16212 of the existing labels instead of adding a new label for it.
16214 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16218 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16220 * Makefile.in (enable_plugin, plugin_includedir): New.
16221 (install): Depend on install-plugin.
16222 (PLUGIN_HEADERS): New.
16223 (install-plugin): New.
16224 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16226 2009-05-05 Richard Guenther <rguenther@suse.de>
16228 PR tree-optimization/40022
16229 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16231 (phivn_valid_p): Fix tuplification error, simplify.
16232 (phiprop_insert_phi): Add dumps.
16233 (propagate_with_phi): Simplify.
16235 2009-05-05 Richard Guenther <rguenther@suse.de>
16237 PR middle-end/40023
16238 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16240 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16242 * tree.h (strip_float_extensions): Remove duplicate declaration.
16243 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16244 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16245 block_ultimate_origin): Rearrange the declarations line to match the
16246 comment that indicates the .c file which the functions are defined.
16247 (dwarf2out_*, set_decl_rtl): Add comment.
16248 (get_base_address): Adjust comment.
16249 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16250 declarations line and add comment.
16251 (is_builtin_name): Add blank after function name, for clarity.
16253 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16255 * attribs.c (decl_attributes): Use %qE for identifiers in
16257 * cgraphunit.c (verify_cgraph_node): Translate function names to
16258 locale character set in diagnostics.
16259 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16261 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16262 Document that functions are named in UTF-8.
16263 * expr.c (expand_expr_real_1): Translate function names to locale
16264 character set in diagnostics.
16265 * gimplify.c (omp_notice_variable, omp_is_private,
16266 gimplify_scan_omp_clauses): Use %qE for identifiers in
16268 * langhooks.c (lhd_print_error_function): Translate function names
16269 to locale character set.
16270 * langhooks.h (decl_printable_name): Document that return value is
16271 in internal character set.
16272 * stmt.c: Include pretty-print.h
16273 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16275 (resolve_operand_name_1): Translate named operand name to locale
16277 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16279 * toplev.c (announce_function): Translate function names to locale
16281 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16282 (default_tree_printer): Use pp_identifier or translate identifiers
16283 to locale character set. Mark "<anonymous>" for translation.
16284 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16285 for identifiers in diagnostics.
16286 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16288 * varasm.c (output_constructor): Use %qE for identifiers in
16291 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16293 * configure.ac: use ` ` instead of $()
16294 * configure: Regenerate.
16296 2009-05-05 Ben Elliston <bje@au.ibm.com>
16298 * config/pa/linux-atomic.c: Eliminate conditional include of
16299 errno.h on non-LP64 systems to simplify build requirements.
16301 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16303 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16305 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16306 and pass value to identifier_to_locale.
16307 (warn_variable_length_array): Make name a tree.
16308 (grokdeclarator): Separate diagnostic texts for named and unnamed
16309 declarators. Use %qE for named declarators.
16310 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16312 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16313 identifiers in diagnostics.
16314 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16315 identifier_to_locale. Mark "anonymous" strings for translation.
16317 2009-05-04 Michael Eager <eager@eagercon.com>
16319 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16320 address for DImode/DFmode only if double-precision FP regs.
16322 2009-05-04 Michael Eager <eager@eagercon.com>
16324 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16325 TARGET_SINGLE_FLOAT check.
16327 2009-05-04 Michael Eager <eager@eagercon.com>
16329 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16331 2009-05-04 Michael Eager <eager@eagercon.com>
16333 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16334 * config/rs6000/t-xilinx: New
16336 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16338 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16339 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16340 * gcc/explow.c (memory_address): Use target hook.
16341 * gcc/targhooks.c (default_legitimize_address): New.
16342 * gcc/targhooks.h (default_legitimize_address): New.
16343 * gcc/target.h (legitimize_address): New.
16344 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16345 (TARGET_INITIALIZER): Include it.
16346 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16348 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16349 * config/bfin/bfin.c (legitimize_address): Remove.
16350 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16351 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16353 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16354 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16356 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16357 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16358 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16359 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16360 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16361 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16362 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16363 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16364 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16365 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16366 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16367 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16368 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16369 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16370 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16371 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16372 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16373 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16374 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16375 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16376 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16377 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16378 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16380 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16381 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16382 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16383 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16384 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16385 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16386 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16387 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16388 (thumb_legitimize_address): Delete.
16389 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16390 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16391 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16392 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16393 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16394 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16396 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16399 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16400 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16401 * config/m32r/m32r.c (m32r_legitimize_address): New.
16402 * config/m68k/m68k.c (m68k_legitimize_address): New.
16403 * config/score/score.c (score_legitimize_address): Standardize.
16404 * config/score/score3.c (score3_legitimize_address): Standardize.
16405 * config/score/score3.h (score3_legitimize_address): Adjust.
16406 * config/score/score7.c (score7_legitimize_address): Standardize.
16407 * config/score/score7.h (score7_legitimize_address): Adjust.
16408 * config/sh/sh.c (sh_legitimize_address): New.
16409 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16411 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16412 (s390_legitimize_address): ... this.
16413 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16414 (sparc_legitimize_address): ... this.
16415 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16416 (ix86_legitimize_address): ... this.
16417 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16418 (avr_legitimize_address): ... this.
16419 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16420 (mn10300_legitimize_address): ... this.
16421 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16422 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16423 (alpha_expand_mov): Adjust call.
16425 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16426 * config/spu/spu.c (spu_legitimize_address): Likewise.
16427 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16428 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16430 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16432 * intl.c (locale_encoding, locale_utf8): New.
16433 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16434 * intl.h (locale_encoding, locale_utf8): Declare.
16435 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16436 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16438 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16440 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16441 (pp_base_tree_identifier): Declare as function.
16442 (identifier_to_locale): Declare.
16443 * Makefile.in (pretty-print.o): Update dependencies.
16444 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16446 2009-05-04 Richard Guenther <rguenther@suse.de>
16448 PR middle-end/40015
16449 * builtins.c (fold_builtin_memory_op): Do not decay to element
16450 type if the size matches the whole array.
16452 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16454 * expmed.c (synth_mult): When trying out a shift, pass the result
16457 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16459 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16460 (shiftsub1_cost): New.
16461 (init_expmed): Compute shiftsub1_cost.
16462 (synth_mult): Optimize multiplications by constants of the form
16463 -(2^^m-1) for some constant positive integer m.
16465 2009-05-03 Richard Guenther <rguenther@suse.de>
16468 * c-typeck.c (array_to_pointer_conversion): Do not built
16469 ADDR_EXPRs of arrays of pointer-to-element type.
16470 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16471 up wrong ADDR_EXPRs after-the-fact.
16472 * c-common.c (strict_aliasing_warning): Strip pointer
16473 conversions for obtaining the original type.
16474 * builtins.c (fold_builtin_memset): Handle array types.
16475 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16478 2009-05-03 Richard Guenther <rguenther@suse.de>
16480 PR middle-end/23329
16481 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16482 Do not lose casts from array types with unknown extent to array
16483 types with known extent.
16484 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16485 alias set compatibility.
16487 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16489 * flags.h (extra_warnings): Delete.
16490 * toplev.c (process_options): Handle Wuninitialized here.
16491 * opts.c (extra_warnings): Delete.
16492 (set_Wextra): Delete.
16493 (common_handle_option): -Wextra can be handled automatically.
16494 * c-opts.c (c_common_handle_option): Delete obsolete code.
16495 (c_common_post_options): Simplify comment.
16496 * common.opt (W): Add Var.
16498 (Wuninitialized): Initialize to -1.
16500 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16501 Richard Guenther <rguenther@suse.de>
16503 * expr.c (get_def_for_expr): New function.
16504 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16505 SSA rather than trees.
16506 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16507 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16509 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16511 * c-common.c (reswords): Add _Imaginary.
16512 * c-common.c (enum rid): Add RID_IMAGINARY.
16514 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16516 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16517 Patch by Richard Guenther.
16519 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16521 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16522 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16523 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16524 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16525 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16526 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16527 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16528 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16529 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16530 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16531 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16532 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16533 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16534 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16535 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16536 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16537 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16538 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16540 2009-05-02 Richard Guenther <rguenther@suse.de>
16542 PR tree-optimization/39940
16543 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16546 2009-05-02 Richard Guenther <rguenther@suse.de>
16548 PR middle-end/40001
16549 * tree-ssa.c (execute_update_addresses_taken): Properly check
16550 if we can mark a variable DECL_GIMPLE_REG_P.
16551 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16552 back to the end of the function.
16553 (is_gimple_reg_type): Remove complex type special casing.
16554 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16557 2009-05-02 Ben Elliston <bje@au.ibm.com>
16559 * doc/collect2.texi (Collect2): Document search path behaviour
16560 when configured with --with-ld.
16562 2009-05-02 Jan Hubicka <jh@suse.cz>
16564 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16565 parameter; update callers.
16566 (coalesce_cost_edge): EH edges are costier because they needs
16567 splitting even if not critical and even more costier when there are
16568 multiple EH predecestors.
16570 2009-05-02 Jan Hubicka <jh@suse.cz>
16572 * except.c (remove_eh_handler_and_replace): Handle updating after
16573 removing TRY blocks.
16575 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16577 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16579 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16581 * varasm.c: Do not include c-pragma.h.
16582 * attribs.c: Do not incude c-common.h.
16584 2009-05-01 Michael Matz <matz@suse.de>
16586 * calls.c (initialize_argument_information): Handle SSA names like
16587 decls with a non MEM_P DECL_RTL.
16589 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16591 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16592 * ipa-utils.c: Likewise.
16593 * ipa-type-escape.c: Likewise.
16594 * cgraphunit.c Do not include c-common.h.
16595 * ipa-pure-const.c: Likewise.
16596 * tree-if-conv.c: Likewise.
16597 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16598 * ipa-struct-reorg.c: Likewise.
16599 * tree-nomudflap.c: Likewise.
16600 * tree-ssa-structalias.c: Likewise.
16602 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16604 * store-motion.c: Many cleanups to make this pass a first-class
16605 citizen instead of an appendix to gcse load motion. Add TODO list
16606 to make this pass faster/cleaner/better.
16608 (struct ls_expr): Post gcse.c-split cleanups.
16609 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16610 "stores" field to "avail_stores".
16611 (pre_ldst_mems): Rename to store_motion_mems.
16612 (pre_ldst_table): Rename to store_motion_mems_table.
16613 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16614 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16615 (ldst_entry): Rename to st_expr_entry, update users.
16616 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16617 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16618 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16620 (first_ls_expr): Rename to first_st_expr, update users.
16621 (next_ls_expr): Rename to next_st_expr, update users.
16622 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16623 fields properly for store motion instead of names inherited from load
16625 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16626 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16629 (ae_kill): Rename to st_kill, update users.
16630 (ae_gen): Rename to st_avloc, update users.
16631 (transp): Rename to st_transp, update users.
16632 (pre_insert_map): Rename to st_insert_map, update users.
16633 (pre_delete_map): Rename to st_delete_map, update users.
16634 (insert_store, build_store_vectors, free_store_memory,
16635 one_store_motion_pass): Update for abovementioned changes.
16637 (gcse_subst_count, gcse_create_count): Remove.
16638 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16639 and "n_stores_created", local variables.
16641 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16644 (regvec, compute_store_table_current_insn): Remove.
16645 (reg_set_info, reg_clear_last_set): Remove.
16646 (compute_store_table): Use DF caches instead of local dataflow
16649 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16651 * c-objc-common.c (c_tree_printer): Print identifiers with
16652 pp_identifier, not pp_string. Mark "({anonymous})" for
16654 * c-pretty-print.c (pp_c_ws_string): New.
16655 (pp_c_cv_qualifier, pp_c_type_specifier,
16656 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16657 pp_c_storage_class_specifier, pp_c_function_specifier,
16658 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16659 pp_c_primary_expression, pp_c_postfix_expression,
16660 pp_c_unary_expression, pp_c_shift_expression,
16661 pp_c_relational_expression, pp_c_equality_expression,
16662 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16663 use pp_string and pp_c_ws_string in place of pp_identifier and
16664 pp_c_identifier for non-identifiers. Mark English strings for
16666 * c-pretty-print.h (pp_c_ws_string): Declare.
16668 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16669 Roland McGrath <roland@redhat.com>
16671 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16672 (ENABLE_LD_BUILDID): New configuration option.
16673 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16674 (LINK_BUILDID_SPEC): New macro.
16675 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16677 * doc/install.texi: Document --enable-linker-build-id option.
16678 * configure: Rebuild.
16679 * config.in: Rebuild.
16681 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16683 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16684 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16685 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16686 MIPS_GP_SAVE_AREA_SIZE.
16687 * config/mips/mips.c (struct mips_frame_info): Update comment
16688 before arg_pointer_offset and hard_frame_pointer_offset.
16689 (mips_compute_frame_info): Update diagram before function: to
16690 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16691 indicate the position of frame_pointer_rtx with -fstack-protector and
16692 to show args_size. Don't allocate cprestore area for leaf functions
16693 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16695 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16697 2009-04-30 Michael Matz <matz@suse.de>
16699 PR tree-optimization/39955
16700 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16702 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16704 * ira.c (setup_cover_and_important_classes): Use safe macro
16705 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16707 * genpreds.c (write_tm_preds_h): Output suitable definition of
16708 REG_CLASS_FOR_CONSTRAINT.
16710 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16712 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16714 * bitmap.c (bitmap_descriptor): Likewise.
16715 * ggc-common.c (loc_descriptor): Likewise.
16716 * varray.c (varray_descriptor): Likewise.
16717 * vec.c (vec_descriptor): Likewise.
16719 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16721 * Makefile.in (dce.o): Add $(EXCEPT_H).
16722 * dce.c: Include except.h and delete redundant vector definitions.
16723 (deletable_insn_p): Return false for non-call insns that can throw
16726 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16728 * gcse.c (ae_gen): Remove.
16729 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16730 and make non-static function to make it available in store-motion.c.
16731 Update call sites with search-and-replace.
16732 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16733 extract_mentioned_regs, extract_mentioned_regs_helper,
16734 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16735 store_killed_in_insn, store_killed_after, store_killed_before,
16736 build_store_vectors, insert_insn_start_basic_block, insert-store,
16737 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16738 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16739 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16740 * store-motion.c: ...new file. Also copy data structures from gcse.c
16741 and clean up to remove parts not used by store motion.
16742 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16743 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16745 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16748 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16749 when optimizing for size.
16751 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16753 * gcse.c (gcse_constant_p): Fix typo in last change.
16755 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16757 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16759 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16761 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16763 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16765 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16766 CONST_HIGH_PART result.
16768 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16770 * config/avr/avr.c (initial_elimination_offset): Rename to
16771 avr_initial_elimination_offset.
16772 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16773 change return type to bool.
16774 (avr_can_eliminate): New function.
16775 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16776 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16777 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16778 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16779 avr_initial_elimination_offset.
16780 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16781 (avr_initial_elimination_offset): Define.
16783 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16784 Steven Bosscher <steven@gcc.gnu.org>
16786 PR rtl-optimization/39938
16787 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16788 * cfgrtl.c: Include insn-attr.h.
16789 (rest_of_pass_free_cfg): New function.
16790 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16791 * resource.c (init_resource_info): Remove call to df_analyze.
16793 2009-04-29 Richard Guenther <rguenther@suse.de>
16796 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16797 allow conversion to signed integers.
16799 2009-04-29 Richard Guenther <rguenther@suse.de>
16801 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16802 shifts of floating point vectors if the shift amount is
16803 a constant multiple of the element size.
16805 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16806 Michael Matz <matz@suse.de>
16808 PR middle-end/39927
16810 * tree-outof-ssa.c (emit_partition_copy): New function.
16811 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16812 insert_part_to_rtx_on_edge): Perform the partition base var
16813 copy using emit_partition_copy.
16814 (insert_value_copy_on_edge): Convert constants to the right mode.
16815 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16816 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16818 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16820 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16821 scan backwards to try to find a constant to initialize it.
16823 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16824 insn before the loop_end instruction, don't look past labels.
16826 2009-04-29 Richard Guenther <rguenther@suse.de>
16828 PR middle-end/39937
16829 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16830 loose type conversions.
16831 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16832 stmts only if there are no uses of its definition.
16834 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16836 * config/bfin/bfin.h (splitting_loops): Declare.
16837 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16838 Reorder bit definitions to be ascending.
16839 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16840 * config/bfin/bfin.c (splitting_loops): New variable.
16841 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16842 (struct loop_info): Remove members INIT and LOOP_INIT.
16843 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16844 the LSETUP sequence. Allow LC to be loaded from any register, but
16845 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16846 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16848 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16849 of reload_completed.
16852 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16854 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16856 * Makefile.in (PLUGIN_VERSION_H): New.
16857 (OBJS-common): Remove plugin-version.o.
16858 (plugin.o): Depend on (PLUGIN_VERSION_H).
16859 (plugin-version.o): Remove.
16860 * configure: Regenerate
16861 * configure.ac: Create plugin-version.h.
16862 * gcc-plugin.h (plugin_gcc_version): Remove.
16863 (plugin_default_version_check): Change signature.
16864 * plugin-version.c: Remove.
16865 * plugin.c: Include plugin-version.h.
16866 (str_plugin_gcc_version_name): Remove.
16867 (try_init_one_plugin): Pass gcc version to plugin_init.
16868 (plugin_default_version_check): Both gcc and plugin versions are now
16871 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16873 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16874 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16875 Remove special case testing for last insn of inner loops. Don't fail
16876 if the loop ends with a jump, emit an extra nop instead.
16878 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16879 DREGS rather than comparing directly. Remove code that tries to
16880 account for latencies.
16882 2009-04-29 Richard Guenther <rguenther@suse.de>
16884 PR tree-optimization/39941
16885 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16886 eliminating an indirect call.
16888 2009-04-29 Richard Guenther <rguenther@suse.de>
16890 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16891 parameter. Allow invariants as base if !require_lvalue.
16892 (verify_gimple_assign_single): Adjust.
16894 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16896 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16897 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16898 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16899 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16900 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16902 * config/bfin/bfin.c (bfin_expand_builtin,
16903 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16905 2009-04-28 Richard Guenther <rguenther@suse.de>
16907 * tree-vect-loop.c (get_initial_def_for_induction): Use
16908 correct types for pointer increment.
16910 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16912 * toplev.c (print_version): Update GMP version string calculation.
16914 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16916 PR rtl-optimization/39938
16917 * resource.c (init_resource_info): Add call to df_analyze.
16919 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16921 * config/alpha/alpha.md (usegp): Cast the result of
16922 alpha_find_lo_sum_using_gp to enum attr_usegp.
16923 * config/alpha/alpha.c (override_options): Remove end-of-structure
16924 marker element from cpu_table. Use array size of cpu_table to handle
16925 -mcpu and -mtune options.
16926 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16928 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16930 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16931 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16932 tune_32 and tune_64.
16933 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16934 support on PowerPC.
16935 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16936 * config/rs6000/option-defaults.h: ... here. New file.
16937 (OPT_64, OPT_32): Define.
16938 (MASK_64BIT): Define to 0 if not already defined.
16939 (OPT_ARCH64, OPT_ARCH32): Define.
16940 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16943 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16945 * config/arm/arm.c (arm_override_options): Emit error on using
16948 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16950 PR rtl-optimization/39914
16951 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16952 registers for allocnos created from user-defined variables only
16953 when not optimizing.
16955 2009-04-28 Richard Guenther <rguenther@suse.de>
16957 PR middle-end/39937
16958 * fold-const.c (fold_binary): Use distribute_real_division only
16961 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16963 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16964 add hpux-stdint.h to tm_file.
16965 (hppa[12]*-*-hpux11*): Ditto.
16966 (ia64*-*-hpux*): Ditto.
16967 * config/hpux-stdint.h: New.
16968 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16969 __STDC_EXT__ for all compiles.
16970 * config/pa/pa-hpux.h: Ditto.
16971 * config/pa/pa-hpux10.h: Ditto.
16972 * config/pa/pa-hpux11.h: Ditto.
16974 2009-04-28 Catherine Moore <clm@codesourcery.com>
16976 * debug.h (set_name): Add comment.
16978 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16981 * config/darwin.c (machopic_gen_offset): Check
16982 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16983 * config/arm/arm.c (require_pic_register): Likewise.
16985 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16987 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16988 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16989 m32c_promote_prototypes): Delete.
16991 2009-04-28 Michael Matz <matz@suse.de>
16993 PR middle-end/39922
16994 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16997 2009-04-28 Richard Guenther <rguenther@suse.de>
16999 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17001 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17003 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17004 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17005 * config/arm/arm-tune.md: Regenerate.
17007 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17009 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17010 block if there are complex incoming edges.
17011 (sel_merge_blocks): Remove useless assert.
17012 (sel_redirect_edge_and_branch): Check that edge was redirected.
17013 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17014 (sel_find_rgns): Delete declaration.
17015 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17016 the region when it is not a preheader.
17018 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17021 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17023 2009-04-28 Richard Guenther <rguenther@suse.de>
17025 * tree.h (SSA_NAME_VALUE): Remove.
17026 (struct tree_ssa_name): Remove value_handle member.
17027 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17028 array for jump threading.
17029 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17031 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17032 * tree-flow.h (threadedge_initialize_values): Declare.
17033 (threadedge_finalize_values): Likewise.
17034 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17035 (SSA_NAME_VALUE): Define.
17036 (threadedge_initialize_values): New function.
17037 (threadedge_finalize_values): Likewise.
17038 * tree-ssa-dom.c (ssa_name_values): New global variable.
17039 (SSA_NAME_VALUE): Define.
17040 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17042 2009-04-28 Ira Rosen <irar@il.ibm.com>
17044 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17045 Use REPORT_VECTORIZED_LOCATIONS instead
17046 REPORT_VECTORIZED_LOOPS.
17047 * tree-vectorizer.c (vect_verbosity_level): Make static.
17048 (vect_loop_location): Rename to vect_location.
17049 (vect_set_verbosity_level): Update comment.
17050 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17052 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17053 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17054 instead REPORT_UNVECTORIZED_LOOPS.
17055 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17056 and vect_loop_def to vect_external_def and vect_internal_def.
17057 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17058 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17059 REPORT_UNVECTORIZED_LOCATIONS.
17060 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17061 and vect_used_in_loop and to vect_unused_in_scope and
17062 vect_used_in_scope.
17063 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17064 (vect_verbosity_level): Remove declaration.
17065 (vect_analyze_operations): Likewise.
17066 (vect_analyze_stmt): Declare.
17067 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17068 REPORT_UNVECTORIZED_LOCATIONS.
17069 (vect_get_loop_niters): Fix indentation.
17070 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17071 (vect_analyze_loop_operations): New function.
17072 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17073 vect_analyze_operations.
17074 (vect_is_simple_reduction): Use new names.
17075 (vectorizable_live_operation, vect_transform_loop): Likewise.
17076 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17077 to specify whether the data references can be a part of interleaving
17079 (vect_analyze_data_ref_dependence): Use new names.
17080 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17081 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17082 * tree-vect-patterns.c (widened_name_p): Use new names.
17083 (vect_recog_dot_prod_pattern): Likewise.
17084 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17085 (process_use, vect_mark_stmts_to_be_vectorized,
17086 vect_model_simple_cost, vect_model_store_cost,
17087 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17088 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17089 vectorizable_operation, vectorizable_type_demotion,
17090 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17091 vectorizable_condition): Likewise.
17092 (vect_analyze_operations): Split into vect_analyze_loop_operations
17094 (vect_analyze_stmt): ... new function.
17095 (new_stmt_vec_info): Use new names.
17096 (vect_is_simple_use): Use new names and fix comment.
17097 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17098 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17100 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17103 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17104 and integer modes for x87 operands. Do not ICE for unsupported size,
17105 generate error instead. Generate error for unsupported operand types.
17106 ['z']: Do not handle HImode memory operands specially. Warning
17107 for floating-point operands. Fallthru to 'Z' for unsupported operand
17108 types. Do not ICE for unsupported size, generate error instead.
17109 (output_387_binary_op): Use %Z to output operands.
17110 (output_fp_compare): Ditto.
17111 (output_387_reg_move): Ditto.
17113 2009-04-28 Ben Elliston <bje@au.ibm.com>
17118 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17120 * builtins.c (c_strlen): Do not warn here.
17121 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17122 * c-common.c (pointer_int_sum): Take an explicit location.
17123 Warn about offsets out of bounds.
17124 * c-common.h (pointer_int_sum): Adjust declaration.
17126 2009-04-27 Ian Lance Taylor <iant@google.com>
17128 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17130 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17131 * df-core.c (df_set_flags): Change return type to int. Change
17132 type of old_flags to int.
17133 (df_clear_flags): Likewise.
17134 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17135 (df_get_conditional_uses): Likewise.
17136 * df.h (df_set_flags, df_clear_flags): Update declarations.
17137 * dwarf2out.c (struct indirect_string_node): Change type of form
17138 field to enum dwarf_form.
17139 (AT_string_form): Change return type to enum dwarf_form.
17140 * fixed-value.c (fixed_compare): Add cast to enum type.
17141 * fwprop.c (update_df): Change 0 to VOIDmode.
17142 * gensupport.c: Change 0 to UNKNOWN.
17143 * gimple.h (gimple_cond_code): Add cast to enum type.
17144 * haifa-sched.c (reemit_notes): Add cast to enum type.
17145 * hooks.c (hook_int_void_no_regs): Remove function.
17146 * hooks.h (hook_int_void_no_regs): Remove declaration.
17147 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17148 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17149 * real.c (real_arithmetic): Add cast to enum type.
17150 (real_compare): Likewise.
17151 * target.h (struct gcc_target): Change return type of
17152 branch_target_register_class to enum reg_class.
17153 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17154 default_branch_target_register_class.
17155 * targhooks.c (default_branch_target_register_class): New function.
17156 * targhooks.h (default_branch_target_register_class): Declare.
17157 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17158 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17160 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17162 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17163 vect_uninitialized_def. Change 0 to ERROR_MARK.
17164 * tree-vect-stmts.c (supportable_widening_operation): Don't
17165 initialize icode1 and icode2.
17166 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17167 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17169 (cmn_err_flag_specs): Change 0 to STD_C89.
17170 (cmn_err_char_table): Likewise.
17171 * config/arm/arm.c (get_arm_condition_code): Change type of code
17172 to enum arm_cond_code.
17173 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17174 (IWMMXT_BUILTIN2): Likewise.
17175 (neon_builtin_type_bits): Don't define typedef.
17176 (neon_builtin_datum): Change type of bits field to int.
17177 (arm_expand_neon_args): Add cast to enum type.
17178 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17180 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17181 casts to enum type.
17182 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17184 * config/mips/mips.md (jal_macro): Return enum constant.
17185 (single_insn): Likewise.
17186 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17188 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17189 casts to enum type.
17190 * config/s390/s390.c (s390_tune_flags): Change type to int.
17191 (s390_arch_flags): Likewise.
17192 (s390_handle_arch_option): Change flags field of struct pta to int.
17193 * config/s390/s390.h (s390_tune_flags): Update declaration.
17194 (s390_arch_flags): Likewise.
17195 * config/sh/sh.c (prepare_move_operands): Compare
17196 tls_symbolic_operand result with enum constant.
17197 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17198 (sh_expand_prologue): Add cast to enum type.
17199 (sh_expand_epilogue): Likewise.
17200 (tls_symbolic_operand): Change return type to enum tls_model.
17201 (fpscr_set_from_mem): Add cast to enum type.
17202 (legitimize_pic_address): Compare tls_symbolic_operand result with
17204 (sh_target_reg_class): Change return type to enum reg_class.
17205 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17207 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17208 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17209 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17210 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17211 (delayed_branch, tls_call_delay): Likewise.
17212 (eligible_for_sibcall_delay): Likewise.
17213 (eligible_for_return_delay): Likewise.
17214 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17215 (spu_expand_builtin_1): Likewise.
17217 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17218 for all types of conversions.
17219 (output_init_element): Issue -Wc++-compat warning if needed when
17220 initializing a bitfield with enum type.
17221 * c-parser.c (c_parser_expression): Set original_type to
17222 original_type of right hand operand of comma operator.
17224 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17226 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17228 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17229 * doc/cpp.texi (Standard Predefined Macros)
17230 (Implementation-defined behavior): Likewise.
17231 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17232 * doc/gimple.texi (GIMPLE Exception Handling)
17233 (@code{GIMPLE_ASSIGN}): Likewise.
17234 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17235 * doc/invoke.texi (Warning Options, Optimize Options)
17236 (AVR Options, Darwin Options): Likewise.
17237 (Optimize Options): Reformulate -fwhole-program description.
17238 * doc/loop.texi (Lambda): Likewise.
17239 * doc/md.texi (Output Template, Define Constraints)
17240 (Standard Names, Insn Splitting): Likewise.
17241 * doc/options.texi (Option properties): Likewise.
17242 * doc/passes.texi (Tree-SSA passes): Likewise.
17243 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17244 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17245 (File Names and DBX): Likewise.
17246 * doc/trouble.texi (Incompatibilities): Likewise.
17248 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17250 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17251 instruction is correct.
17253 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17255 Allow non-constant arguments to conversion intrinsics.
17256 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17257 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17258 * spu.c (print_operand): Handle 'v' and 'w'.
17259 (exp2_immediate_p, spu_gen_exp2): Define.
17260 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17261 spu_convtf_1): Update parameter descriptions.
17262 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17263 * constraints.md ('v', 'w'): New.
17264 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17266 (i2f, I2F): New define_mode_attr.
17267 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17268 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17269 fixuns_truncv4sfv4si2): Update to use mode attribute.
17270 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17271 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17272 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17273 patterns for combine.
17275 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17277 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17278 (cprop, hoist, pre, store_motion): New debug counters.
17279 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17280 is not an RTL pass anymore.
17281 (pass_profiling): Remove extern decl for pass removed in 2005.
17282 (pass_gcse, pass_jump_bypass): Remove.
17283 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17284 to 0 for clean state.
17285 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17286 * cse.c (gate_handle_cse_after_global_opts,
17287 rest_of_handle_cse_after_global_opts): New functions.
17288 (pass_cse_after_global_opts): New pass, does local CSE.
17289 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17290 (TV_CPROP): New timevar.
17291 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17292 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17293 (gcse_main, recompute_all_luids): Remove.
17294 (compute_hash_table_work): Call max_reg_num instead of reading
17296 (cprop_jump): Don't set run_jump_opt_after_gcse.
17297 (constprop_register): Always allow to alter jumps.
17298 (cprop_insn): Likewise.
17299 (do_local_cprop): Likewise.
17300 (local_cprop_pass): Likewise. Return non-zero if something changed.
17301 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17302 (find_implicit_sets): Add note about missed optimization opportunity.
17303 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17304 pass_rtl_cprop execute function.
17305 Don't bother tracking the pass number, each pass gets its own dumpfile
17307 Always allow to alter jumpsand bypass jumps.
17308 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17309 will just find no suitable set.
17310 (pre_edge_insert): Fix dumping, this function is for PRE only.
17311 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17312 pass_rtl_pre execute function.
17313 (hoist_code): Return non-zero if something changed. Keep track of
17314 substitutions and insertions for statistics gathering similar to PRE.
17315 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17316 called from the pass_rtl_hoist execute function. Show pass statistics.
17317 (compute_store_table): Use max_reg_num directly instead of using the
17318 formerly global max_gcse_regno.
17319 (build_store_vectors): Likewise.
17320 (replace_store_insn): Fix dumping.
17321 (store_motion): Rename to ...
17322 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17323 pass, called from the pass_rtl_store_motion execute function. Keep
17324 track of substitutions and insertions for statistics gathering similar
17326 (bypass_jumps): Remove, fold interesting bits into ...
17327 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17328 from the pass_rtl_cprop execute function.
17329 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17330 pass_jump_bypass): Remove.
17331 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17332 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17333 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17334 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17335 (gate_rtl_store_motion, execute_rtl_store_motion,
17336 pass_rtl_store_motion): New.
17337 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17338 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17339 * passes.c (init_optimization_passes): Remove pass_gcse and
17340 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17341 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17342 instead of pass_jump_bypass.
17344 2009-04-27 Richard Guenther <rguenther@suse.de>
17346 PR middle-end/39928
17347 * gimplify.c (gimplify_expr): If we are required to create
17348 a temporary make sure it ends up as register.
17350 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17353 * config/i386/i386.c (construct_container): Don't call
17354 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17355 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17357 2009-04-27 Michael Matz <matz@suse.de>
17359 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17360 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17361 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17362 (dump_replaceable_exprs): Take a bitmap.
17363 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17365 (expand_gimple_basic_block): Likewise.
17366 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17367 replaceable_expressions member a bitmap.
17368 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17369 (mark_replaceable): Likewise.
17370 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17371 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17373 2009-04-27 Richard Guenther <rguenther@suse.de>
17375 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17376 (verify_stmts): Dispatch to gimple/type verification code.
17377 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17378 issue with call argument types.
17380 2009-04-27 Michael Matz <matz@suse.de>
17382 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17383 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17386 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17387 Eric Botcazou <ebotcazou@adacore.com>
17389 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17390 a label's basic block.
17391 (mark_target_live_regs): Tidy and rework obsolete comments.
17392 Change back DF problem to LIVE. If a label starts a basic block,
17393 assume that all registers that used to be live then still are.
17394 (init_resource_info): If a label starts a basic block, set its
17395 BLOCK_FOR_INSN accordingly.
17396 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17398 2009-04-27 Richard Guenther <rguenther@suse.de>
17400 * tree-flow-inline.h (function_ann): Remove.
17401 (get_function_ann): Likewise.
17402 * tree-dfa.c (create_function_ann): Remove.
17403 * tree-flow.h (struct static_var_ann_d): Remove.
17404 (struct function_ann_d): Likewise.
17405 (union tree_ann_d): Remove fdecl member.
17406 (function_ann_t): Remove.
17407 (function_ann, get_function_ann, create_function_ann): Remove
17410 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17412 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17414 2009-04-27 Jan Hubicka <jh@suse.cz>
17416 * ipa-pure-const.c (struct funct_state_d): New fields
17417 state_previously_known, looping_previously_known; remove
17418 state_set_in_source.
17419 (analyze_function): Use new fields.
17420 (propagate): Avoid assumption that state_set_in_source imply
17423 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17424 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17425 * cfgloop.h (finite_loop_p): Declare.
17427 2009-04-26 Michael Matz <matz@suse.de>
17429 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17431 2009-04-26 Michael Matz <matz@suse.de>
17433 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17434 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17435 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17436 pass_mark_used_blocks): Remove.
17437 * tree-optimize.c (pass_free_datastructures,
17438 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17439 * passes.c (init_optimization_passes): Don't call
17440 pass_mark_used_blocks, remove dead code.
17442 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17444 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17445 * tree-ssa-live.h (register_ssa_partition): Likewise.
17447 2009-04-26 Michael Matz <matz@suse.de>
17450 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17451 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17452 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17454 (compare_pairs): Swap cost comparison.
17455 (coalesce_ssa_name): Don't use change_partition_var.
17456 * tree-nrv.c (struct nrv_data): Add modified member.
17457 (finalize_nrv_r): Set it.
17458 (tree_nrv): Use it to update statements.
17459 (pass_nrv): Require PROP_ssa.
17460 * tree-mudflap.c (mf_decl_cache_locals,
17461 mf_build_check_statement_for): Use make_rename_temp.
17462 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17463 * alias.c (find_base_decl): Handle SSA names.
17464 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17465 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17466 * rtl.h (set_reg_attrs_for_parm): Declare.
17467 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17468 to "optimized", remove unused locals at finish.
17469 (execute_free_datastructures): Make global, call
17470 delete_tree_cfg_annotations.
17471 (execute_free_cfg_annotations): Don't call
17472 delete_tree_cfg_annotations.
17474 * ssaexpand.h: New file.
17475 * expr.c (toplevel): Include ssaexpand.h.
17476 (expand_assignment): Handle SSA names the same as register variables.
17477 (expand_expr_real_1): Expand SSA names.
17478 * cfgexpand.c (toplevel): Include ssaexpand.h.
17479 (SA): New global variable.
17480 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17481 (SSAVAR): New macro.
17482 (set_rtl): New helper function.
17483 (add_stack_var): Deal with SSA names, use set_rtl.
17484 (expand_one_stack_var_at): Likewise.
17485 (expand_one_stack_var): Deal with SSA names.
17486 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17487 before unique numbers.
17488 (expand_stack_vars): Use set_rtl.
17489 (expand_one_var): Accept SSA names, add asserts for them, feed them
17490 to above subroutines.
17491 (expand_used_vars): Expand all partitions (without default defs),
17492 then only the local decls (ignoring those expanded already).
17493 (expand_gimple_cond): Remove edges when jumpif() expands an
17494 unconditional jump.
17495 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17496 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17498 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17499 members of SA; deal with PARM_DECL partitions here; expand
17500 all PHI nodes, free tree datastructures and SA. Commit instructions
17501 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17502 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17503 info and statements at start, collect garbage at finish.
17504 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17505 (VAR_ANN_PARTITION) Remove.
17506 (change_partition_var): Don't declare.
17507 (partition_to_var): Always return SSA names.
17508 (var_to_partition): Only accept SSA names.
17509 (register_ssa_partition): Only check argument.
17510 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17512 (delete_var_map): Don't free it.
17513 (var_union): Only accept SSA names, simplify.
17514 (partition_view_init): Mark only useful SSA names as used.
17515 (partition_view_fini): Only deal with SSA names.
17516 (change_partition_var): Remove.
17517 (dump_var_map): Use ssa_name instead of partition_to_var member.
17518 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17520 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17521 (struct _elim_graph): New member const_dests; nodes member vector of
17523 (set_location_for_edge): New static helper.
17524 (create_temp): Remove.
17525 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17526 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17527 (new_elim_graph): Allocate const_dests member.
17528 (clean_elim_graph): Truncate const_dests member.
17529 (delete_elim_graph): Free const_dests member.
17530 (elim_graph_size): Adapt to new type of nodes member.
17531 (elim_graph_add_node): Likewise.
17532 (eliminate_name): Likewise.
17533 (eliminate_build): Don't take basic block argument, deal only with
17534 partition numbers, not variables.
17535 (get_temp_reg): New static helper.
17536 (elim_create): Use it, deal with RTL temporaries instead of trees.
17537 (eliminate_phi): Adjust all calls to new signature.
17538 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17539 (rewrite_trees): Only do checking.
17540 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17541 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17542 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17543 contains_tree_r, MAX_STMTS_IN_LATCH,
17544 process_single_block_loop_latch, analyze_edges_for_bb,
17545 perform_edge_inserts): Remove.
17546 (expand_phi_nodes): New global function.
17547 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17548 functions, initialize new parameter, remember partitions having a
17550 (finish_out_of_ssa): New global function.
17551 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17552 don't reset in_ssa_p here, don't disable TER when mudflap.
17553 (pass_del_ssa): Remove.
17554 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17556 (execute_free_datastructures): Declare.
17557 * Makefile.in (SSAEXPAND_H): New variable.
17558 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17559 * basic-block.h (commit_one_edge_insertion): Declare.
17560 * passes.c (init_optimization_passes): Move pass_nrv and
17561 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17562 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17563 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17564 (redirect_branch_edge): Deal with super block when expanding, split
17565 out jump patching itself into ...
17566 (patch_jump_insn): ... here, new static helper.
17568 2009-04-26 Michael Matz <matz@suse.de>
17570 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17571 beyond num_ssa_names.
17572 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17573 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17575 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17577 PR inline-asm/39543
17578 * fwprop.c (forward_propagate_asm): New function.
17579 (forward_propagate_and_simplify): Propagate also into __asm, if it
17580 doesn't increase the number of referenced registers.
17583 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17585 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17587 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17588 note_nonlocal_vla_type for nonlocal VLAs.
17589 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17590 contains_remapped_vars, remap_vla_decls): New functions.
17591 (convert_nonlocal_reference_stmt): If not optimizing, call
17592 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17593 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17594 if it wasn't found in var_map.
17595 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17596 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17597 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17599 * gimplify.c (nonlocal_vlas): New variable.
17600 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17602 (gimplify_body): Create and destroy nonlocal_vlas.
17604 * dwarf2out.c (loc_descr_plus_const): New function.
17605 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17606 mem_loc_descriptor, loc_descriptor_from_tree_1,
17607 descr_info_loc, gen_variable_die): Use it.
17609 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17610 !TREE_STATIC VAR_DECLs.
17611 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17612 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17613 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17614 DECL_BY_REFERENCE is valid.
17615 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17616 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17617 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17618 Copy DECL_BY_REFERENCE.
17619 (struct nesting_copy_body_data): New type.
17620 (nesting_copy_decl): New function.
17621 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17622 if they have variable length.
17624 2009-04-26 Michael Matz <matz@suse.de>
17626 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17627 mark new temporaries for renaming.
17629 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17632 * c-decl.c (global_bindings_p): Return negative value.
17633 (c_variable_size): New. Based on variable_size from
17635 (grokdeclarator): Call c_variable_size not variable_size.
17637 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17639 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17641 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17643 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17644 Redefine it to just use mingw/include.
17645 (ASM_SPEC): Rules for -m32 and -m64.
17646 (LINK_SPEC): Use Likewise.
17647 (SPEC_32): New define.
17648 (SPEC_64): Likewise.
17649 (SUB_LINK_SPEC): Likewise.
17650 (MULTILIB_DEFAULTS): New define.
17651 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17652 Add multilib options.
17653 (MULTILIB_DIRNAMES): Likewise.
17654 (MULTILIB_OSDIRNAMES): Likewise.
17655 (LIBGCC): Likewise.
17656 (INSTALL_LIBGCC): Likewise.
17658 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17661 * c-tree.h (enum c_inline_static_type): New.
17662 (record_inline_static): Declare.
17663 * c-decl.c (struct c_inline_static, c_inline_statics,
17664 record_inline_static, check_inline_statics): New.
17665 (pop_file_scope): Call check_inline_statics.
17666 (start_decl): Call record_inline_static instead of pedwarning
17667 directly for static in inline function.
17668 * c-typeck.c (build_external_ref): Call record_inline_static
17669 instead of pedwarning directly for static referenced in inline
17672 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17674 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17675 not new but only being rescanned.
17676 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17677 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17678 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17679 record_set_info, compute_set, grealloc): Remove.
17680 (recompute_all_luids): New function.
17681 (gcse_main): Don't compute sets, and don't do related memory
17682 allocations/free-ing. If something changed before the end of the
17683 pass, update LUIDs using recompute_all_luids.
17684 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17685 (free_gcse_mem): Don't free it either.
17686 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17687 Use the df insn LUIDs.
17688 (load_killed_in_block): Likewise.
17689 (compute_hash_table_work): Don't compute reg_set_in_block.
17690 (compute_transp): Use DF_REG_DEF_CHAINs.
17691 (local_cprop_pass): Don't use compute_sets and related functions.
17692 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17693 Use get_max_uid() instead of max_cuid.
17694 (insert_insn_end_basic_block, pre_insert_copy_insn,
17695 update_ld_motion_stores): Don't try to
17696 keep reg_set tables up to date.
17697 (pre_insert_copies): Use df insn LUIDs.
17698 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17699 (reg_set_info): Don't use extra bitmap argument.
17700 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17701 information to compute regs_set_in_block.
17702 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17703 (bypass_jumps): Don't use compute_sets and friends.
17705 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17708 * opts.c (undocumented_msg): Do not leave blank even with
17711 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17713 * c-decl.c (build_enumerator): Allow values folding to integer
17714 constants but not integer constant expressions with a pedwarn if
17717 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17720 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17721 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17722 type is an integer constant.
17724 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17727 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17730 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17733 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17734 with variably modified return type and no storage class
17735 specifiers, except for the case of nested functions. Distinguish
17736 extern declarations of functions with variably modified return
17737 types from those of objects with variably modified types.
17739 2009-04-25 Jan Hubicka <jh@suse.cz>
17741 * tree.c (list_equal_p): New function.
17742 * tree.h (list_equal_p): Declare.
17743 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17744 basic_block_def, basic_block, const_basic_block): New.
17745 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17746 (redirect_eh_edge): New function.
17747 (make_eh_edge_update_phi): EH edges are not abnormal.
17748 * except.c: Include tree-flow.h.
17749 (list_match): New function.
17750 (eh_region_replaceable_by_p): New function.
17751 (replace_region): New function.
17752 (hash_type_list): New function.
17753 (hash_eh_region): New function.
17754 (eh_regions_equal_p): New function.
17755 (merge_peers): New function.
17756 (remove_unreachable_regions): Verify EH tree when checking;
17758 (copy_eh_region_1): New function.
17759 (copy_eh_region): New function.
17760 (push_reachable_handler): New function.
17761 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17762 regions without label but with live RESX.
17763 * except.h (redirect_eh_edge_to_label): New.
17764 * tree-flow.h (redirect_eh_edge): New.
17765 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17766 basic_block_def, basic_block, const_basic_block): Remove.
17767 * Makefile.in (except.o): Add dependency on tree-flow.h
17768 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17769 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17772 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17775 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17776 on the destination of memcpy.
17778 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17780 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17781 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17782 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17784 2009-04-25 Jan Hubicka <jh@suse.cz>
17786 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17787 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17788 to be reached by different label than left.
17789 (update_eh_edges): Update comment; remove edge_to_remove if possible
17790 and return true if suceeded.
17791 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17792 (cleanup_eh): Compute sharing map.
17793 * except.c (remove_eh_handler_and_replace): Add argument if we should
17795 (remove_unreachable_regions): Update for label sharing.
17796 (label_to_region_map): Likewise.
17797 (get_next_region_sharing_label): New function.
17798 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17800 (remove_eh_handler): Update.
17801 (remove_eh_region_and_replace_by_outer_of): New function.
17802 * except.h (struct eh_region): Add next_region_sharing_label.
17803 (remove_eh_region_and_replace_by_outer_of,
17804 get_next_region_sharing_label): Declare.
17805 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17807 2009-04-25 Jan Hubicka <jh@suse.cz>
17809 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17810 insert code even if they are not critical.
17812 2009-04-25 Jan Hubicka <jh@suse.cz>
17814 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17815 (gimple_can_remove_branch_p): EH edges won't remove branch by
17817 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17818 updating of non-abnormal EH edges.
17819 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17820 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17821 (split_critical_edges): Split also edges where emitting code on them
17822 will lead to splitting later.
17824 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17825 H.J. Lu <hongjiu.lu@intel.com>
17828 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17829 the configured assembler supports fildq and fistpq mnemonics.
17830 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17831 * configure: Regenerated.
17832 * config.in: Ditto.
17834 * config/i386/i386.c (print_operand): Handle 'Z'.
17835 ['z']: Remove handling of special fild/fist suffixes.
17836 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17837 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17838 suffix of fild insn.
17839 (*floatsi<mode>2_vector_mixed): Ditto.
17840 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17841 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17842 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17843 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17844 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17846 2009-04-25 Ben Elliston <bje@au.ibm.com>
17848 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17849 the source of a set operation.
17851 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17853 * target.h (struct gcc_target): Add case_values_threshold field.
17854 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17855 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17856 * targhooks.c (default_case_values_threshold): New function.
17857 * targhooks.h (default_case_values_threshold): Declare function.
17858 * stmt.c (expand_case): Use case_values_threshold target hook.
17859 * expr.h (case_values_threshold): Remove declartation.
17860 * expr.c (case_values_threshold): Remove function.
17861 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17863 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17864 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17865 (avr_case_values_threshold): Declare as static.
17866 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17868 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17869 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17870 (mn10300_case_values_threshold): New function.
17872 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17874 * ira.c (setup_cover_and_important_classes): Add enum cast.
17876 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17878 * genpreds.c (write_enum_constraint_num): Output definition of
17879 CONSTRAINT_NUM_DEFINED_P macro.
17880 * ira.c (setup_cover_and_important_classes): Use
17881 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17883 2009-04-24 DJ Delorie <dj@redhat.com>
17885 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17886 __SH2A_SINGLE_ONLY__ also.
17888 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17890 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17891 (movdf_internal): Ditto.
17892 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17893 SFmode and DFmode constants.
17894 (ia64_print_operand): Add 'G' format for printing
17895 floating point constants.
17897 2009-04-24 Richard Guenther <rguenther@suse.de>
17899 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17900 from unsigned additions.
17902 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17904 * c-typeck.c (set_init_index): Allow array designators that are
17905 not integer constant expressions with a pedwarn if pedantic.
17907 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17909 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17910 zero if no overlap in nonzero bits between the operands.
17912 2009-04-24 Ian Lance Taylor <iant@google.com>
17914 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17915 (record_dead_and_set_regs): Likewise.
17916 * df.h (struct df_mw_hardreg): Change flags field to int.
17917 (struct df_base_ref): Likewise.
17918 (struct df): Change changeable_flags field to int.
17919 * df-scan.c (df_defs_record): Change clobber_flags to int.
17920 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17921 constants rather than #define macros.
17922 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17923 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17924 (enum dwarf_calling_convention): Likewise.
17925 (enum dwarf_line_number_x_ops): Likewise.
17926 (enum dwarf_call_frame_info): Likewise.
17927 (enum dwarf_source_language): Likewise.
17928 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17929 (add_calling_convention_attribute): Likewise.
17930 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17931 (combine_comparisons): Change compcode to int. Add cast to enum type.
17932 * genrecog.c (maybe_both_true_2): Change c to int.
17933 (write_switch): Likewise. Add cast to enum type.
17934 * gimplify.c (gimplify_omp_for): Handle return values from
17935 gimplify_expr using MIN rather than bitwise or.
17936 (gimplify_expr): Add cast to enum type.
17937 * ipa-prop.c (update_jump_functions_after_inlining): Change
17938 IPA_BOTTOM to IPA_JF_UNKNOWN.
17939 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17940 Add casts to enum type.
17941 (setup_cover_and_important_classes): Change cl to int. Add casts
17943 (setup_class_translate): Change cl and mode to int.
17944 (ira_init_once): Change mode to int.
17945 (free_register_move_costs): Likewise.
17946 (setup_prohibited_mode_move_regs): Add casts to enum type.
17947 * langhooks.c (add_builtin_function_common): Rework assertion that
17948 value fits bitfield.
17949 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17950 * omega.c (omega_do_elimination): Avoid math on enum types.
17951 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17952 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17953 int local to handle integral_argment value.
17954 * regmove.c (try_auto_increment): Change PUT_MODE to
17956 * reload.c (push_secondary_reload): Add casts to enum type.
17957 (secondary_reload_class, find_valid_class): Likewise.
17958 * reload1.c (emit_input_reload_insns): Likewise.
17959 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17960 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17961 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17963 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17964 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17966 (expand_complex_libcall): Add casts to enum type.
17967 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17968 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17969 with ERROR_MARK, not NUM_TREE_CODES.
17970 (vect_create_epilog_for_reduction): Likewise.
17971 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17972 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17973 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17975 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17976 vect_unused_in_loop. Change 0 to loop_vect.
17977 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17978 * var-tracking.c (get_init_value): Change return type to enum
17980 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17981 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17983 (arm_override_options): Add casts to enum type.
17984 (arm_emit_tls_decoration): Likewise.
17985 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17987 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17988 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17989 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17991 * config/s390/s390.c (code_for_builtin_64): Change to array of
17993 (code_for_builtin_31): Likewise.
17994 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17996 * config/sparc/sparc.c (sparc_override_options): Change value
17997 field in struct code_model to enum cmodel. In initializer change
17998 0 to NULL and add cast to enum type.
18000 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18001 Change all callers. Issue a -Wc++-compat warning using
18002 lhs_origtype if necessary.
18003 (convert_for_assignment): Issue -Wc++-compat warnings about
18004 invalid conversions to enum type on assignment.
18005 * c-common.h (build_modify_expr): Update declaration.
18007 2009-04-24 Nick Clifton <nickc@redhat.com>
18009 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18010 (function_arg_advance): Likewise.
18011 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18014 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18016 * config/s390/constraints.md ('I', 'J'): Fix condition.
18018 2009-04-24 Diego Novillo <dnovillo@google.com>
18020 * gengtype-parse.c (parse_error): Add newline after message.
18022 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18024 * config/i386/sse.md (avxmodesuffixs): Removed.
18025 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18026 (*avx_pinsr<ssevecsize>): This.
18028 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18030 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18031 follow chains of regs with a single definition, and allow expressions
18032 that are function_invariant_p.
18033 (simple_rhs_p): Allow expressions that are function_invariant_p.
18035 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18037 PR middle-end/39867
18038 * fold-const.c (fold_cond_expr_with_comparison): When folding
18039 > and >= to MAX, make sure the MAX uses the same type as the
18040 comparison's operands.
18042 2009-04-24 Nick Clifton <nickc@redhat.com>
18044 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18045 addressing for DImode accesses.
18046 (frv_print_operand_address): Handle PLUS case.
18047 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18049 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18051 PR rtl-optimization/39794
18052 * alias.c (canon_true_dependence): Add x_addr argument.
18053 * rtl.h (canon_true_dependence): Adjust prototype.
18054 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18055 * cselib.c (cselib_invalidate_mem): Likewise.
18056 * gcse.c (compute_transp): Likewise.
18057 * dse.c (scan_reads_nospill): Likewise.
18058 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18059 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18060 canon_base_addr of the group, plus optional offset.
18061 (struct group_info): Rename canon_base_mem to
18063 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18064 canon_rtx of base_mem.
18066 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18068 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18069 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18071 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18073 * config/spu/spu-builtins.h: Delete file.
18075 * config/spu/spu.h (enum spu_builtin_type): Move here from
18077 (struct spu_builtin_description): Likewise. Add GTY marker.
18078 Do not use enum spu_function_code or enum insn_code.
18079 (spu_builtins): Add extern declaration.
18081 * config/spu/spu.c: Do not include "spu-builtins.h".
18082 (enum spu_function_code, enum spu_builtin_type_index,
18083 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18084 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18085 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18086 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18087 (spu_builtin_types): Make static. Add GTY marker.
18088 (spu_builtins): Add extern declaration with GTY marker.
18089 Include "gt-spu.h".
18091 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18092 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18093 Check programmatically whether all parameters are scalar.
18095 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18097 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18099 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18100 assignment from the constructor either if the target is volatile.
18102 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18104 * config/arm/arm.md (insv): Do not share operands[0].
18106 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18108 * config/vxlib-tls.c (active_tls_threads): Delete.
18109 (delete_hook_installed): New.
18110 (tls_delete_hook): Don't delete the delete hook.
18111 (tls_destructor): Delete it here.
18112 (__gthread_set_specific): Adjust installing the delete hook.
18113 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18114 __gthread_leave_tsd_dtor_context.
18116 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18118 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18120 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18122 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18124 (alpha_rtx_costs): Ditto.
18125 (emit_unlikely_jump): Use add_reg_note.
18126 (emit_frame_store_1): Ditto.
18127 (alpha_expand_prologue): Ditto.
18128 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18129 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18131 2009-04-23 Nick Clifton <nickc@redhat.com>
18133 * config/v850/v850.md (epilogue): Remove suppressed code.
18134 (return): Rename to return_simple and remove test of frame size.
18135 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18136 to gen_return_simple.
18138 2009-04-22 Jing Yu <jingyu@google.com>
18141 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18143 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18146 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18147 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18148 value is a VECTOR_CST, the element type is the element type of the
18151 2009-04-22 DJ Delorie <dj@redhat.com>
18153 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18155 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18157 * alias.c (find_base_term): Move around LO_SUM case, so that
18158 CONST falls through into PLUS/MINUS handling.
18161 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18162 into 0, use omit_one_operand.
18164 2009-04-23 Ben Elliston <bje@au.ibm.com>
18166 * config/rs6000/linux-unwind.h (get_regs): Remove type
18167 puns. Change the type of `pc' to an array of unsigned ints and
18168 update all users. Constify frame24.
18170 2009-04-22 DJ Delorie <dj@redhat.com>
18172 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18173 declarations before code.
18174 (current_function_special_page_vector): Likewise.
18175 (m32c_expand_insv): Silence a warning.
18177 2009-04-21 Taras Glek <tglek@mozilla.com>
18179 * alias.c: Update GTY annotations to new syntax.
18180 * basic-block.h: Likewise.
18181 * bitmap.h: Likewise.
18182 * c-common.h: Likewise.
18183 * c-decl.c: Likewise.
18184 * c-parser.c: Likewise.
18185 * c-pragma.c: Likewise.
18186 * c-tree.h: Likewise.
18187 * cfgloop.h: Likewise.
18188 * cgraph.h: Likewise.
18189 * config/alpha/alpha.c: Likewise.
18190 * config/arm/arm.h: Likewise.
18191 * config/avr/avr.h: Likewise.
18192 * config/bfin/bfin.c: Likewise.
18193 * config/cris/cris.c: Likewise.
18194 * config/darwin.c: Likewise.
18195 * config/frv/frv.c: Likewise.
18196 * config/i386/i386.c: Likewise.
18197 * config/i386/i386.h: Likewise.
18198 * config/i386/winnt.c: Likewise.
18199 * config/ia64/ia64.h: Likewise.
18200 * config/iq2000/iq2000.c: Likewise.
18201 * config/mips/mips.c: Likewise.
18202 * config/mmix/mmix.h: Likewise.
18203 * config/pa/pa.c: Likewise.
18204 * config/pa/pa.h: Likewise.
18205 * config/rs6000/rs6000.c: Likewise.
18206 * config/s390/s390.c: Likewise.
18207 * config/sparc/sparc.c: Likewise.
18208 * config/xtensa/xtensa.c: Likewise.
18209 * cselib.h: Likewise.
18210 * dbxout.c: Likewise.
18211 * dwarf2out.c: Likewise.
18212 * except.c: Likewise.
18213 * except.h: Likewise.
18214 * fixed-value.h: Likewise.
18215 * function.c: Likewise.
18216 * function.h: Likewise.
18217 * gimple.h: Likewise.
18218 * integrate.c: Likewise.
18219 * optabs.c: Likewise.
18220 * output.h: Likewise.
18221 * real.h: Likewise.
18223 * stringpool.c: Likewise.
18224 * tree-data-ref.c: Likewise.
18225 * tree-flow.h: Likewise.
18226 * tree-scalar-evolution.c: Likewise.
18227 * tree-ssa-address.c: Likewise.
18228 * tree-ssa-alias.h: Likewise.
18229 * tree-ssa-operands.h: Likewise.
18230 * tree.c: Likewise.
18231 * tree.h: Likewise.
18232 * varasm.c: Likewise.
18233 * varray.h: Likewise.
18235 * coretypes.h: Do not define GTY macro if it is already defined.
18236 * doc/gty.texi: Update GTY documentation to new syntax.
18237 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18238 annotations on structs.
18239 * gengtype-parse.c: Likewise.
18241 2009-04-22 Mark Heffernan <meheff@google.com>
18243 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18245 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18247 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18250 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18252 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18253 the same as a PLUS without a shift. Increase the cost of a
18256 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18258 * Makefile.in: Update dependencies.
18259 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18260 * errors.h: Remove bogus comment about compatibility.
18261 (warning): Update declaration.
18262 * genautomata.c: Update all calls to warning.
18263 * gimple.c: Do not include errors.h. Include toplev.h.
18264 * tree-ssa-structalias.c: Do not include errors.h.
18265 * omega.c: Likewise.
18266 * tree-ssa-reassoc.c: Likewise.
18267 * config/spu/spu-c.c: Likewise.
18268 * config/spu/t-spu-elf: Update dependencies.
18270 2009-04-22 Richard Guenther <rguenther@suse.de>
18272 PR tree-optimization/39824
18273 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18274 make sure the types are compatible.
18276 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18279 * c-common.c (c_parse_error): Take a token_flags parameter.
18280 Use token_type for the token type instead.
18281 Pass token_flags to cpp_type2name.
18282 * c-common.h (c_parse_error): Update declaration.
18283 * c-parser.c (c_parser_error): Pass 0 as token flags.
18285 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18287 PR rtl-optimization/39580
18288 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18290 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18292 * function.c (expand_function_end): Do not emit a jump to the "naked"
18293 return label for fall-through returns.
18294 * except.c (sjlj_emit_function_exit): Always place the call to the
18295 unregister function at the location installed by expand_function_end.
18297 2009-04-22 Richard Guenther <rguenther@suse.de>
18299 PR tree-optimization/39845
18300 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18301 (gen_inbound_check): Likewise.
18303 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18305 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18307 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18308 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18310 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18312 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18313 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18314 shift counts to avoid out-of-bounds array accesses.
18316 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18318 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18319 (Pmode): Move above.
18321 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18323 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18324 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18325 GET_CODE macro. Use IN_RANGE macro where appropriate.
18326 * config/alpha/alpha.h: Ditto.
18327 * config/alpha/alpha.md: Ditto.
18328 * config/alpha/constraints.md: Ditto.
18329 * config/alpha/predicates.md: Ditto.
18331 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18333 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18334 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18335 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18336 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18337 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18338 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18339 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18340 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18341 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18342 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18343 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18344 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18345 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18346 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18347 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18348 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18349 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18350 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18351 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18352 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18353 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18354 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18355 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18356 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18357 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18358 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18359 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18361 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18363 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18364 references from comments.
18365 * cfgbuild.c: (count_basic_blocks): Delete.
18366 (find_basic_blocks_1): Delete.
18367 (find_basic_blocks): Delete.
18368 * except.c (finish_eh_generation): Make static. Move comment from
18369 except.h here. Remove find_basic_blocks references from comments.
18370 * except.h (finish_eh_generation): Delete.
18371 * basic-block.h (find_basic_blocks): Delete.
18372 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18374 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18376 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18377 (sdbout_parms): Likewise.
18379 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18381 * config/sh/sh.c (prepare_cbranch_operands): Use
18382 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18383 (expand_cbranchdi4): Likewise.
18384 (from_compare): Add cast to enum type.
18385 (expand_cbranchsi4): Use add_reg_note.
18386 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18387 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18388 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18389 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18390 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18391 instead of CODE_FOR_nothing.
18392 (cbranchdi4): Likewise. Fix the order of arguments for
18394 (push_fpscr): Use add_reg_note.
18395 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18396 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18398 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18400 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18401 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18402 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18403 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18404 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18405 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18406 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18407 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18408 config/alpha/x-vms, config/arc/t-arc,
18409 config/arm/README-interworking, config/arm/arm-c.c,
18410 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18411 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18412 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18413 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18414 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18415 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18416 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18417 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18418 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18419 config/cris/t-elfmulti, config/crx/t-crx,
18420 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18421 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18422 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18423 config/h8300/t-h8300, config/i386/athlon.md,
18424 config/i386/darwin-libgcc.10.4.ver,
18425 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18426 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18427 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18428 config/i386/t-linux64, config/i386/t-nwld,
18429 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18430 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18431 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18432 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18433 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18434 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18435 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18436 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18437 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18438 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18439 config/m68k/t-uclinux, config/mcore/t-mcore,
18440 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18441 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18442 config/mips/crtn.asm, config/mips/irix-crti.asm,
18443 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18444 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18445 config/mips/mips-fixed.md, config/mips/sb1.md,
18446 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18447 config/mips/t-iris6, config/mips/t-isa3264,
18448 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18449 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18450 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18451 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18452 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18453 config/mn10300/t-linux, config/mn10300/t-mn10300,
18454 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18455 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18456 config/picochip/libgccExtras/clzsi2.asm,
18457 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18458 config/rs6000/darwin-libgcc.10.4.ver,
18459 config/rs6000/darwin-libgcc.10.5.ver,
18460 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18461 config/rs6000/t-aix43, config/rs6000/t-aix52,
18462 config/rs6000/t-darwin, config/rs6000/t-fprules,
18463 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18464 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18465 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18466 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18467 config/rs6000/t-rtems, config/rs6000/t-spe,
18468 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18469 config/score/t-score-elf, config/sh/divcost-analysis,
18470 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18471 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18472 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18473 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18474 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18475 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18476 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18477 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18478 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18479 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18480 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18481 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18482 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18483 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18484 * config/h8300/genmova.sh: Include copyright and license notices
18485 in generated output.
18486 * config/h8300/mova.md: Regenerate.
18487 * doc/install.texi2html: Include word "Copyright" in copyright
18488 notice and use name "Free Software Foundation, Inc.".
18489 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18490 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18491 ChangeLog-2007, ChangeLog-2008: Correct dates.
18493 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18495 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18496 NE_EXPR operations as well.
18497 * c-parser.c (c_parser_condition): Do not set location information on
18499 (c_parser_conditional_expression): Likewise.
18500 (c_parser_binary_expression): Set location information on operators.
18501 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18502 TRUTH_NOT_EXPR has been folded.
18503 * fold-const.c (fold_truth_not_expr): Copy location information from
18504 the incoming expression to the outgoing one.
18505 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18506 recursive calls on the LHS of the operator but pass that of the
18507 operator to recursive calls on the RHS of the operator. Set it
18509 (shortcut_cond_expr): Set the locus of the operator on the second
18510 COND_EXPR and that of the expression on the first in degenerate cases.
18511 Pass the locus of the expression to calls to shortcut_cond_r.
18512 Set the locus of the 'then' block on the associated jump, if any.
18513 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18514 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18515 expression to call to gimplify_boolean_expr.
18517 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18519 * config.gcc: Add additional configuration for
18520 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18521 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18522 (CPP_SPEC): Redefine for allowing -municode option.
18523 (STARTFILE_SPEC): Likewise.
18524 * config/i386/t-mingw-w64: New.
18525 * config/i386/mingw-w64.opt: New.
18526 (municode): Add new target option.
18527 * doc/invoke.texi (municode): Add documentation for new option.
18529 2009-04-21 Ian Lance Taylor <iant@google.com>
18531 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18532 Correct test for number of arguments.
18533 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18535 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18537 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18538 argument of emit_library_call.
18540 2009-04-21 Richard Guenther <rguenther@suse.de>
18542 PR middle-end/39829
18543 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18544 inside VIEW_CONVERT_EXPRs.
18546 2009-04-21 Martin Jambor <mjambor@suse.cz>
18548 * tree-switch-conversion.c (build_constructors): Split a long line.
18549 (constructor_contains_same_values_p): New function.
18550 (build_one_array): Create assigns of constants if possible, do not
18551 call mark_sym_for_renaming, call update_stmt.
18552 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18553 make_rename_temp. Do not call mark_symbols_for_renaming, call
18555 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18556 find_new_referenced_vars, call update_stmt.
18557 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18558 instead of calling make_rename_temp. Do not call
18559 find_new_referenced_vars or mark_symbols_for_renaming, call
18562 2009-04-21 Richard Guenther <rguenther@suse.de>
18564 PR tree-optimization/39827
18565 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18566 (tree_ssa_phiprop): Pass the correct array size.
18568 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18570 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18572 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18575 * c-typeck.c (lvalue_p): Move declaration ...
18576 * c-common.h (lvalue_p): ... to here.
18577 * c-common.c (candidate_equal_p): New.
18578 (add_tlist): Use it.
18579 (merge_tlist): Use it.
18580 (warn_for_collisions_1): Likewise.
18581 (warning_candidate_p): Accept more candidates.
18582 (verify_tree): A warning candidate can be an expression. Use
18585 2009-04-21 Ben Elliston <bje@au.ibm.com>
18588 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18589 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18590 options. Remove -mcall-solaris documentation.
18592 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18595 * doc/invoke.texi (-Wlong-long): Update description.
18596 * c-lex (interpret_integer): Only warn if there was no previous
18597 overflow and -Wlong-long is enabled.
18598 * c-decl.c (declspecs_add_type): Drop redundant flags.
18599 * c.opt (Wlong-long): Init to -1.
18600 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18601 and front-end warn_long_long. Wlong-long only depends on other
18602 flags if it is uninitialized.
18603 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18604 the same for CPP and FE.
18605 (restore_extension_diagnostics): Likewise.
18607 2009-04-20 Ian Lance Taylor <iant@google.com>
18609 Fix enum conversions which are invalid in C++:
18610 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18611 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18612 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18613 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18614 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18615 (dbxout_parms): Likewise.
18616 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18617 (df_clear_flags): Likewise.
18618 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18619 top_flag parameter to int.
18620 (df_chain_create_bb_process_use): Likewise.
18621 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18623 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18624 (df_ref_create_structure, df_def_record_1): Likewise.
18625 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18626 (df_notes_rescan): Change 0 to VOIDmode in function call.
18627 (df_get_call_refs, df_insn_refs_collect): Likewise.
18628 (df_bb_regs_collect): Likewise.
18629 (df_entry_block_defs_collect): Likewise.
18630 (df_exit_block_uses_collect): Likewise.
18631 * df.h: Update declarations.
18632 * double-int.c (double_int_divmod): Add cast to enum type.
18633 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18634 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18635 (based_loc_descr): Likewise.
18636 (loc_descriptor_from_tree_1): Change first_op and second_op to
18637 enum dwarf_location_atom. Add cast to enum type.
18638 * expmed.c (init_expmed): Change 0 to SET in function call.
18639 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18640 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18641 (do_store_flag): Likewise.
18642 * fixed-value.h (struct fixed_value): Change mode to enum
18644 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18645 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18647 (insert_insn_decl, insert_decl, insert_state): Likewise.
18648 (automata_list_finish): Likewise.
18649 * genrecog.c (process_define_predicate): Add cast to enum type.
18650 * gensupport.c (init_predicate_table): Add cast to enum type.
18651 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18653 (gimple_build_call_1, gimple_build_label): Likewise.
18654 (gimple_build_goto, gimple_build_asm_1): Likewise.
18655 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18656 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18657 (enum fallback): Rename from enum fallback_t.
18658 (fallback_t): Typedef as int.
18659 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18660 GSI_SAME_STMT in function call.
18661 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18663 (setup_reg_class_relations): Likewise.
18664 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18665 (setup_prohibited_class_mode_regs): Add cast to enum type.
18666 (setup_prohibited_mode_move_regs): Likewise.
18667 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18668 (record_address_regs): Change i to enum reg_class.
18669 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18670 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18671 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18672 (GET_MODE_2XWIDER_MODE): Likewise.
18673 (GET_CLASS_NARROWEST_MODE): Likewise.
18674 * omp-low.c (expand_omp_for): Add cast to enum type.
18675 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18676 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18677 * postreload.c (reload_cse_simplify_operands): Change rclass local
18679 * predict.c (combine_predictions_for_insn): Change best_predictor
18680 and predictor to enum br_predictor.
18681 (combine_predictions_for_bb): Likewise.
18682 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18683 use SET_PREDICT_EXPR_OUTCOME.
18684 * real.c (real_arithmetic): Change icode to code in function call.
18685 * reginfo.c (init_move_cost): Add casts to enum type.
18686 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18687 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18689 * reload.c (find_valid_class): Add casts to enum type.
18690 (push_reload): Change 0 to NO_REGS in function call.
18691 (find_reloads): Change this_alternative to array of enum
18692 reg_class. Remove some now-unnecessary casts.
18693 (make_memloc): Change 0 to VOIDmode in function call.
18694 * reload1.c (reload): Change 0 to VOIDmode in function call.
18695 (eliminate_regs_1, elimination_effects): Likewise.
18696 (eliminate_regs_in_insn): Likewise.
18697 (emit_input_reload_insns): Add cast to enum type.
18698 (delete_output_reload): Change 0 to VOIDmode in function call.
18699 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18700 to enum type in function call.
18701 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18702 (SET_PREDICT_EXPR_OUTCOME): Define.
18703 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18704 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18705 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18706 (dump_function): Likewise.
18707 * tree-dump.h: Update declarations.
18708 * tree-pass.h: Update declarations.
18709 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18710 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18712 (arm_rtx_costs_1): Correct parenthesization.
18713 (arm_rtx_costs): Add casts to enum type.
18714 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18715 (vfp_emit_fstmd): Use add_rg_note.
18716 (emit_multi_reg_push, emit_sfm): Likewise.
18717 (thumb_set_frame_pointer): Likewise.
18718 (arm_expand_prologue): Likewise.
18719 (arm_regno_class): Change return type to enum reg_class.
18720 (thumb1_expand_prologue): Use add_reg_note.
18721 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18722 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18724 * config/arm/gentune.sh: Add cast to enum type.
18725 * config/arm/arm-tune.md: Rebuild.
18726 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18727 (ix86_split_fp_branch, predict_jump): Likewise.
18728 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18729 insn_code to enum rtx_code.
18730 (ix86_builtin_vectorized_function): Add cast to enum type.
18731 * config/i386/i386.md (truncdfsf2): Change slot to enum
18733 (truncxf<mode>2, isinf<mode>2): Likewise.
18734 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18736 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18737 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18738 (insert_bundle_state): Change 1 to INSERT in function call.
18739 (ia64_add_bundle_selector_before): Likewise.
18740 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18741 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18742 (restore_stack_nonlocal): Likewise.
18743 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18745 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18747 (mips_rtx_costs): Likewise.
18748 (mips_override_options): Add casts to enum type.
18749 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18751 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18752 (store_reg, set_reg_plus_d): Likewise.
18753 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18754 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18756 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18758 (emit_unlikely_jump): Use add_reg_note.
18759 (rs6000_emit_allocate_stack): Likewise.
18760 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18761 (output_toc): Change 1 to INSERT in function call.
18762 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18763 (rs6000_initialize_trampoline): Likewise.
18764 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18766 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18767 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18768 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18769 (save_gprs): Use add_reg_note.
18770 (s390_emit_prologue): Likewise.
18771 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18772 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18773 (sparc_fold_builtin): Add cast to enum type.
18774 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18776 (spu_expand_prologue): Use add_reg_note.
18777 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18779 2009-04-20 Ian Lance Taylor <iant@google.com>
18781 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18782 (c_parser_postfix_expression_after_primary): Get VEC for list of
18783 arguments. Get original types of arguments. Call
18784 build_function_call_vec.
18785 (cached_expr_list_1, cached_expr_list_2): New static variables.
18786 (c_parser_expr_list): Change return type to VEC *. Add
18787 p_orig_types parameter. Change all callers.
18788 (c_parser_release_expr): New static function.
18789 (c_parser_vec_to_tree_list): New static function.
18790 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18791 call build_function_call_vec.
18792 (build_function_call_vec): New function, based on old
18793 build_function_call.
18794 (convert_arguments): Remove nargs and argarray parameters. Change
18795 values to a VEC. Add origtypes parameter.
18796 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18797 (convert_for_assignment): Add origtype parameter. Change all
18798 callers. If warn_cxx_compat, check for conversion to an enum
18799 type when calling a function.
18800 (store_init_value): Add origtype parameter. Change all callers.
18801 (digest_init): Likewise.
18802 (struct init_node): Add origtype field.
18803 (add_pending_init): Add origtype parameter. Change all callers.
18804 (output_init_element): Likewise.
18805 (output_pending_init_elements): Pass origtype from init_node to
18806 output_init_element.
18807 (process_init_element): Pass origtype from c_expr to
18808 output_init_element.
18809 (c_finish_return): Add origtype parameter. Change all callers.
18810 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18812 (sync_resolve_params): Likewise.
18813 (sync_resolve_return): Change params to first_param. Change caller.
18814 (resolve_overloaded_builtins): Change params to VEC *. Change
18815 callers. Save first parameter around call to build_function_call_vec.
18816 * c-decl.c (finish_decl): Add origtype parameter. Change all
18817 callers. Call build_function_call_vec rather than
18818 build_function_call for cleanup.
18819 * c-tree.h: Update declarations.
18820 * c-common.h: Update declarations.
18821 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18822 params to first_param.
18823 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18824 params parameter from tree to void *.
18825 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18826 Change arglist parameter to have type void *, and to be a pointer
18828 * config/rs6000/rs6000-protos.h
18829 (altivec_resolve_overloaded_builtin): Update declaration.
18830 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18831 fnargs parameter to have type void *, and to be a pointer to a
18832 VEC. Call build_function_call_vec instead of
18833 build_function_call.
18834 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18836 2009-04-20 Joey Ye <joey.ye@intel.com>
18837 Xuepeng Guo <xuepeng.guo@intel.com>
18838 H.J. Lu <hongjiu.lu@intel.com>
18840 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18842 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18843 (IX86_LEA_PRIORITY): Likewise.
18844 (distance_non_agu_define): New function.
18845 (distance_agu_use): Likewise.
18846 (ix86_lea_for_add_ok): Likewise.
18847 (ix86_dep_by_shift_count): Likewise.
18849 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18850 should split for LEA.
18852 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18854 (ix86_dep_by_shift_count): Likewise.
18856 2009-04-20 Richard Guenther <rguenther@suse.de>
18858 * expr.c (handled_component_p): Move ...
18859 * tree.h (handled_component_p): ... here.
18860 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18861 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18862 and REALPART_EXPR to be in one group.
18864 2009-04-20 Richard Guenther <rguenther@suse.de>
18866 * basic-block.h (get_all_dominated_blocks): Declare.
18867 * dominance.c (get_all_dominated_blocks): New function.
18868 * tree-cfg.c (get_all_dominated_blocks): Remove.
18869 (remove_edge_and_dominated_blocks): Adjust.
18870 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18871 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18872 instead of recursing.
18874 2009-04-20 Doug Kwan <dougkwan@google.com>
18876 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18877 (struct cgraph_node_set_def): New type.
18878 (cgraph_node_set) New type. Also declare vector functions.
18879 (struct cgraph_node_set_element_def): New type.
18880 (cgraph_node_set_element): Ditto.
18881 (cgraph_node_set_iterator): New iterator type.
18882 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18883 cgraph_node_set_remove, dump_cgraph_node_set,
18884 debug_cgraph_node_set): New prototypes.
18885 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18886 cgraph_node_set_size): New inlines.
18887 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18888 including cgraph.h.
18889 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18890 argument to function 'write_summary'.
18891 * ipa.c: Include ggc.h.
18892 (hash_cgraph_node_set_element,
18893 eq_cgraph_node_set_element, cgraph_node_set_new,
18894 cgraph_node_set_add, cgraph_node_set_remove,
18895 cgraph_node_set_find, dump_cgraph_node_set,
18896 debug_cgraph_node_set): New functions.
18897 * Makefile.in (ipa.o): Add dependency on GGC_H.
18899 2009-04-20 Ira Rosen <irar@il.ibm.com>
18901 PR tree-optimization/39675
18902 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18903 check of the return code of vect_schedule_slp. Check that
18904 stmt_vec_info still exists for the statement, before checking its
18905 vectorization type.
18907 2009-04-20 Michael Matz <matz@suse.de>
18909 * Makefile.in (generated_files): Take out $(simple_generated_c).
18911 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18913 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18914 (UINTPTR_TYPE): Likewise.
18916 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18919 * c-typeck.c (digest_init): Check for initializing an array with a
18922 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18925 * c-semantics.c (pop_stmt_list): Propagate
18926 STATEMENT_LIST_HAS_LABEL to parent statement list.
18928 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18930 * config/mips/mips.h (mips_tune_attr): New macro.
18931 * config/mips/mips.md (cpu): Use it.
18933 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18936 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18939 2009-04-19 Diego Novillo <dnovillo@google.com>
18941 * toplev.c (compile_file): Move call to coverage_finish ...
18942 * cgraphunit.c (ipa_passes): ... here.
18943 Call cgraph_process_new_functions.
18944 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18945 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18947 2009-04-19 Jan Hubicka <jh@suse.cz>
18949 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18951 (dump_cgraph_node): Dump can throw external flag.
18952 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18954 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18958 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18959 * common.opt (Wlogical-op): Move from here...
18960 * c.opt (Wlogical-op): ... to here.
18961 * c-typeck.c (parser_build_binary_op): Update call to
18962 warn_logical_operator.
18963 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18965 * c-common.c (warn_logical_op): Update.
18966 * c-common.h (warn_logical_op): Update declaration.
18968 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18970 * tree.c (protected_set_expr_location): Fix formatting.
18972 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18975 * c-typeck.c (readonly_warning): new.
18976 (build_unary_op, build_modify_expr): Use readonly_warning for
18977 storing into something readonly but not const-qualified.
18979 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18982 * c-typeck.c (build_unary_op): Check for taking address of
18983 expression of type void.
18985 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18988 * c-typeck.c (build_function_call): Check for calling a function
18989 with qualified void return types. Call require_complete_type when
18992 2009-04-18 Jan Hubicka <jh@suse.cz>
18994 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18996 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18997 can_throw_external flag.
18998 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18999 * ipa-pure-const.c (ignore_edge): New function.
19000 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19001 only over can_throw_external edges.
19002 (local_pure_const): Add nothrow flag.
19003 * ipa-utils.c (searchc): Add ignore_edge callback.
19004 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19005 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19006 (set_nothrow_function_flags): Update cgraph.
19007 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19009 2009-04-18 Richard Guenther <rguenther@suse.de>
19011 PR middle-end/39804
19012 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19013 (fold_stmt): ... this and ...
19014 (fold_stmt_inplace): ... this.
19015 (fold_stmt_1): Fold references in calls and asms.
19016 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19018 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19020 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19021 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19023 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19025 * tree.c (function_args_count): Remove.
19026 * tree.h: Remove the prototype for function_args_count.
19028 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19030 * tree-iterator.c (expr_only): Remove.
19031 * tree.h: Remove the prototype for expr_only.
19033 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19035 * reginfo.c (cannot_change_mode_set_regs): Remove.
19036 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19038 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19040 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19041 whether operands 0 and 1 overlaps.
19043 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19045 PR middle-end/36902
19046 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19047 pointer. Use warning_at instead of warning.
19048 (search_for_addr_array): Likewise.
19049 (check_array_bounds): Likewise.
19050 (check_all_array_refs): Check that the incoming edge is not in the
19051 list of edges to be removed.
19052 (check_all_array_refs): Avoid the temporal pointer.
19053 (vrp_visit_cond_stmt): Fix typo.
19054 (simplify_switch_using_ranges): Handle the case where the switch
19055 index is an integer constant.
19057 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19059 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19061 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19063 * doc/extend.texi, doc/invoke.texi: Fix typos.
19065 2009-04-17 Cary Coutant <ccoutant@google.com>
19067 * tree-flow-inline.h (get_lineno): Fix inverted test.
19069 2009-04-17 Diego Novillo <dnovillo@google.com>
19071 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19072 assertion for AVAIL_OUT.
19074 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19077 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19078 * config/sh/linux-atomic.asm: Likewise.
19080 2009-04-17 Diego Novillo <dnovillo@google.com>
19082 * except.c (debug_eh_tree): New.
19083 (struct eh_region, struct eh_status): Move ...
19084 * except.h: ... here.
19085 (add_type_for_runtime): Declare extern.
19086 (lookup_type_for_runtime): Likewise.
19087 (debug_eh_tree): Declare.
19088 * Makefile.in (GTFILES): List except.h before except.c
19090 2009-04-17 Diego Novillo <dnovillo@google.com>
19092 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19093 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19094 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19095 (find_vars_r): ... here.
19096 * tree-flow.h (find_referenced_vars_in): Declare.
19097 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19098 that AVAIL_OUT exists for BLOCK.
19099 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19100 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19101 (tree-parloops.o): Likewise.
19103 2009-04-17 Simon Baldwin <simonb@google.com>
19105 * toplev.c (default_tree_printer): Add handling for %E format.
19107 2009-04-17 Diego Novillo <dnovillo@google.com>
19109 * tree-pretty-print.c (dump_generic_node): Add break after
19110 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19111 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19112 FUNCTION_TYPE together. Call print_struct_decl when printing
19113 structures and TDF_SLIM is not given.
19114 (print_struct_decl): Fix logic for detecting recursion.
19116 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19119 * gcc.c (create_at_file): New.
19120 (compile_input_file_p): New.
19121 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19122 * main.c (main): Update call to toplev_main.
19123 * toplev.c (toplev_main): Change signature. Call expandargv.
19124 * toplev.h (toplev_main): Change signature.
19126 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19128 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19129 if the latter is not constant.
19131 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19133 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19135 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19137 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19138 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19140 2009-04-17 Richard Guenther <rguenther@suse.de>
19142 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19143 Handle component references view-converting an invariant address.
19145 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19147 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19148 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19149 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19150 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19151 Use @deftypevr rather than @deftypevar.
19153 2009-04-17 Richard Guenther <rguenther@suse.de>
19155 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19156 (get_prop_source_stmt): Likewise.
19157 (can_propagate_from): Likewise.
19159 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19161 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19162 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19163 (--with-multilib-list): Add default value.
19164 * configure: Regenerate.
19165 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19166 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19167 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19168 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19169 Don't add default cpu to multilib list unnecessarily, but do enable
19170 the relevant compiler option..
19171 Add support for --with-multilib-list=<blank> and
19172 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19173 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19174 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19175 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19176 TM_MULTILIB_CONFIG.
19177 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19178 (MULTILIB_OSDIRNAMES): New variable.
19179 * config/sh/t-1e: Delete file.
19180 * config/sh/t-mlib-sh1: Delete file.
19181 * config/sh/t-mlib-sh2: Delete file.
19182 * config/sh/t-mlib-sh2a: Delete file.
19183 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19184 * config/sh/t-mlib-sh2a-single: Delete file.
19185 * config/sh/t-mlib-sh2a-single-only: Delete file.
19186 * config/sh/t-mlib-sh2e: Delete file.
19187 * config/sh/t-mlib-sh3e: Delete file.
19188 * config/sh/t-mlib-sh4: Delete file.
19189 * config/sh/t-mlib-sh4-nofpu: Delete file.
19190 * config/sh/t-mlib-sh4-single: Delete file.
19191 * config/sh/t-mlib-sh4-single-only: Delete file.
19192 * config/sh/t-mlib-sh4a: Delete file.
19193 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19194 * config/sh/t-mlib-sh4a-single: Delete file.
19195 * config/sh/t-mlib-sh4a-single-only: Delete file.
19196 * config/sh/t-mlib-sh4al: Delete file.
19197 * config/sh/t-mlib-sh5-32media: Delete file.
19198 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19199 * config/sh/t-mlib-sh5-64media: Delete file.
19200 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19201 * config/sh/t-mlib-sh5-compact: Delete file.
19202 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19203 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19204 * doc/install.texi (Options specification): Add
19205 --with-multilib-list and --with-endian.
19207 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19209 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19211 (OBJS-common): Add plugin-version.o.
19212 (plugin-version.o): New.
19213 * gcc-plugin.h (plugin_gcc_version): New.
19214 (plugin_default_version_check): New.
19215 (plugin_init_func, plugin_init): Add version argument.
19216 * plugin-version.c: New.
19217 * plugin.c (str_plugin_gcc_version_name): New.
19218 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19219 pass it to the init function.
19220 (plugin_default_version_check): New.
19222 2009-04-17 Richard Guenther <rguenther@suse.de>
19224 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19225 for decl-vs-decl disambiguation.
19227 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19229 * config/s390/s390.h (s390_tune_attr): New macro definition.
19230 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19232 2009-04-17 Richard Guenther <rguenther@suse.de>
19234 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19235 (fold_stmt_r): Likewise.
19236 (maybe_fold_reference): New function.
19237 (fold_gimple_assign): Handle cases fold_stmt_r did.
19238 (fold_stmt): Do not use fold_stmt_r.
19239 (fold_stmt_inplace): Likewise.
19241 2009-04-17 Richard Guenther <rguenther@suse.de>
19243 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19244 (record_equivalences_from_stmt): Remove useless checks and
19246 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19247 the type is already suitable.
19249 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19251 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19253 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19255 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19256 (CMPtype): Define as __gcc_CMPtype.
19258 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19260 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19261 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19263 2009-04-17 Richard Guenther <rguenther@suse.de>
19265 PR tree-optimization/39746
19266 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19267 special-casing for builtins and static variable use/def.
19268 (call_may_clobber_ref_p_1): Likewise.
19270 2009-04-16 Ian Lance Taylor <iant@google.com>
19272 * df.h: Include "timevar.h".
19273 (struct df_problem): Change tv_id field to timevar_id_t.
19274 * tree-pass.h: Include "timevar.h".
19275 (struct opt_pass): Change tv_id field to timevar_id_t.
19276 * timevar.h (timevar_id_t): Define TV_NONE.
19277 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19278 TV_NONE rather than tv_id != 0.
19279 (execute_one_pass): Likewise.
19280 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19281 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19282 dependencies to $(TREE_PASS_H).
19283 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19285 (pass_branch_target_load_optimize2): Likewise.
19286 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19287 (pass_outof_cfg_layout_mode): Likewise.
19288 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19289 (pass_rebuild_cgraph_edges): Likewise.
19290 (pass_remove_cgraph_callee_edges): Likewise.
19291 * df-core.c (pass_df_initialize_opt): Likewise.
19292 (pass_df_initialize_no_opt): Likewise.
19293 (pass_df_finish): Likewise.
19294 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19295 * except.c (pass_set_nothrow_function_flags): Likewise.
19296 (pass_convert_to_eh_region_ranges): Likewise.
19297 * final.c (pass_compute_alignments): Likewise.
19298 * function.c (pass_instantiate_virtual_regs): Likewise.
19299 (pass_init_function): Likewise.
19300 (pass_leaf_regs): Likewise.
19301 (pass_match_asm_constraints): Likewise.
19302 * gimple-low.c (pass_lower_cf): Likewise.
19303 (pass_mark_used_blocks): Likewise.
19304 * init-regs.c (pass_initialize_regs): Likewise.
19305 * integrate.c (pass_initial_value_sets): Likewise.
19306 * ira.c (pass_ira): Likewise.
19307 * jump.c (pass_cleanup_barriers): Likewise.
19308 * omp-low.c (pass_expand_omp): Likewise.
19309 (pass_lower_omp): Likewise.
19310 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19311 * recog.c (pass_split_all_insns): Likewise.
19312 (pass_split_after_reload): Likewise.
19313 (pass_split_before_regstack): Likewise.
19314 (pass_split_before_sched2): Likewise.
19315 (pass_split_for_shorten_branches): Likewise.
19316 * reginfo.c (pass_reginfo_init): Likewise.
19317 (pass_subregs_of_mode_init): Likewise.
19318 (pass_subregs_of_mode_finish): Likewise.
19319 * passes.c (pass_postreload): Likewise.
19320 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19321 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19322 (pass_warn_function_return): Likewise.
19323 (pass_warn_function_noreturn): Likewise.
19324 * tree-complex.c (pass_lower_complex): Likewise.
19325 (pass_lower_complex_O0): Likewise.
19326 * tree-if-conv.c (pass_if_conversion): Likewise.
19327 * tree-into-ssa.c (pass_build_ssa): Likewise.
19328 * tree-mudflap.c (pass_mudflap_1): Likewise.
19329 (pass_mudflap_2): Likewise.
19330 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19331 (pass_mudflap_2): Likewise.
19332 * tree-nrv.c (pass_return_slot): Likewise.
19333 * tree-object-size.c (pass_object_sizes): Likewise.
19334 * tree-optimize.c (pass_all_optimizations): Likewise.
19335 (pass_early_local_passes): Likewise.
19336 (pass_all_early_optimizations): Likewise.
19337 (pass_cleanup_cfg): Likewise.
19338 (pass_cleanup_cfg_post_optimizing): Likewise.
19339 (pass_free_datastructures): Likewise.
19340 (pass_free_cfg_annotations): Likewise.
19341 (pass_fixup_cfg): Likewise.
19342 (pass_init_datastructures): Likewise.
19343 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19344 (pass_late_warn_uninitialized): Likewise.
19345 (pass_update_address_taken): Likewise.
19346 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19347 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19348 (pass_cse_sincos): Likewise.
19349 (pass_convert_to_rsqrt): Likewise.
19350 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19351 * tree-stdarg.c (pass_stdarg): Likewise.
19352 * tree-tailcall.c (pass_tail_recursion): Likewise.
19353 (pass_tail_calls): Likewise.
19354 * tree-vect-generic.c (pass_lower_vector): Likewise.
19355 (pass_lower_vector_ssa): Likewise.
19356 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19358 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19360 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19362 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19364 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19365 logical and signext.
19367 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19370 * config/sh/predicates.md (arith_operand): Check if the operand
19371 of TRUNCATE is a REG.
19373 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19375 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19376 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19378 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19380 * tree-iterator.c (tsi_split_statement_list_after,
19381 tsi_split_statement_list_before): Remove.
19382 * tree-iterator.h: Remove the prototypes for
19383 tsi_split_statement_list_after and tsi_split_statement_list_before.
19385 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19387 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19388 * tree-ssa-propagate.h: Remove the prototype for
19389 stmt_makes_single_load.
19391 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19393 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19394 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19396 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19398 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19400 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19402 * except.c (eh_region_outer_p): Remove.
19403 * except.h: Remove the prototype for eh_region_outer_p.
19405 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19407 * function.c (current_function_assembler_name): Remove.
19408 * function.h: Remove the prototype for
19409 current_function_assembler_name.
19411 2009-04-16 Ian Lance Taylor <iant@google.com>
19413 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19414 (add_reg_note): Call alloc_reg_note.
19415 * rtl.h (alloc_reg_note): Declare.
19416 * combine.c (try_combine): Use alloc_reg_note.
19417 (recog_for_combine, move_deaths): Likewise.
19418 (distribute_notes): Use alloc_reg_note and add_reg_note.
19419 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19420 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19421 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19423 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19425 PR rtl-optimization/39762
19426 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19427 ira_may_move_out_cost): Add comments about way of their usage.
19428 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19430 * ira-conflicts.c (process_regs_for_copy): Use function
19431 ira_get_register_move_cost instead of global
19432 ira_register_move_cost.
19434 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19435 color_pass, move_spill_restore, update_curr_costs): Ditto.
19437 * ira-lives.c (process_single_reg_class_operands): Ditto.
19439 * ira-emit.c (emit_move_list): Ditto.
19441 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19442 (record_reg_classes): Ditto. Use functions
19443 ira_get_register_move_cost and ira_get_may_move_cost instead of
19444 global vars ira_register_move_cost, ira_may_move_out_cost and
19445 ira_may_move_in_cost.
19446 (record_address_regs): Don't call ira_init_register_move_cost.
19447 Use function ira_get_may_move_cost instead of global
19448 ira_may_move_in_cost.
19449 (process_bb_node_for_hard_reg_moves): Use function
19450 ira_get_register_move_cost instead of global ira_register_move_cost.
19451 (ira_costs): Don't call ira_init_register_move_cost.
19453 2009-04-16 Richard Guenther <rguenther@suse.de>
19455 * tree-cfg.c (verify_gimple_assign_binary):
19456 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19457 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19458 (create_general_new_stmt): Note that this function is broken.
19460 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19462 * common.opt (fhelp): Add Var(help_flag).
19463 * gcc-plugin.h (plugin_info): Add help.
19464 * plugin.c (plugin_name_args): Add help.
19465 (register_plugin_info): Set plugin->help.
19466 (print_help_one_plugin): New.
19467 (print_plugins_help): New.
19468 * plugin.h (print_plugins_help): New.
19469 * toplev.c (toplev_main): Call print_plugins_help if needed.
19471 2009-04-16 Richard Guenther <rguenther@suse.de>
19473 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19474 (gimple_ior_addresses_taken_1): New function.
19475 (gimple_ior_addresses_taken): Likewise.
19476 * gimple.h (struct gimple_statement_with_ops_base): Remove
19477 addresses_taken member.
19478 (gimple_ior_addresses_taken): Declare.
19479 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19480 gimple_set_addresses_taken): Remove.
19481 * ipa-reference.c (mark_address): New function.
19482 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19483 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19484 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19485 (gimple_add_to_addresses_taken): Remove.
19486 (get_tmr_operands): Call mark_address_taken.
19487 (get_asm_expr_operands): Likewise.
19488 (get_expr_operands): Likewise.
19489 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19490 (free_stmt_operands): Do not free it.
19491 * tree-ssa.c (delete_tree_ssa): Likewise.
19492 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19494 2009-04-16 Richard Guenther <rguenther@suse.de>
19496 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19497 (walk_stmt_load_store_ops): Likewise.
19498 * gimple.c (get_base_loadstore): New function.
19499 (walk_stmt_load_store_addr_ops): Likewise.
19500 (walk_stmt_load_store_ops): Likewise.
19501 * ipa-pure-const.c (check_op): Simplify.
19502 (check_load, check_store): New functions.
19503 (check_stmt): Use walk_stmt_load_store_ops.
19504 * ipa-reference.c (mark_load): Adjust signature.
19505 (mark_store): Likewise.
19506 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19508 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19510 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19511 (plugin_info): New.
19512 * opts.c (common_handle_option): Don't call print_version.
19513 * plugin.c (plugin_name_args): Add version.
19514 (register_plugin_info): New.
19515 (register_callback): Handle PLUGIN_INFO.
19516 (try_init_one_plugin): New.
19517 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19519 (finalize_one_plugin): New.
19520 (finalize_plugins): New.
19521 (print_one_plugin): New.
19522 (print_plugins_versions): New.
19523 * plugin.h (print_plugins_versions): New.
19524 (finalize_plugins): New.
19525 * toplev.c (compile_file): Don't call initialize_plugins.
19526 (print_version): Call print_plugins_versions.
19527 (toplev_main): Call initialize_plugins. Print version if needed.
19528 Call finalize_plugins.
19530 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19532 * common.opt (fversion): New.
19533 * gcc.c (print_version): New.
19534 (process_command): Don't print the version. Just set print_version.
19535 (main): Print version. Call subprocesses if print_version and
19536 verbose_flag are set.
19537 * opts.c (common_handle_option): Handle OPT_fversion.
19539 2009-04-16 Richard Guenther <rguenther@suse.de>
19540 Ira Rosen <irar@il.ibm.com>
19542 PR tree-optimization/39698
19543 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19544 type of the reduction variable. Only generate the def if
19547 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19548 make sure to first convert to an integer of the same precision.
19549 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19550 the type of the evolution correctly in computing the new
19551 induction variable base.
19553 2009-04-16 Richard Guenther <rguenther@suse.de>
19555 PR middle-end/39625
19556 * tree-cfg.c (make_blocks): Split statements with to-be
19557 abnormal SSA names on the lhs.
19559 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19561 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19562 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19563 * c-typeck.c (really_start_incremental_init): Likewise.
19564 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19565 (TARGET_INITIALIZER): Remove it.
19566 * target.h (struct target): Remove vector_opaque_p.
19567 * tree.c (build_opaque_vector_type): New.
19568 * tree.h (TYPE_VECTOR_OPAQUE): New.
19569 (build_opaque_vector_type): Declare.
19570 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19571 * config/rs6000/rs6000.c (build_opaque_vector_type,
19572 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19573 (rs6000_init_builtins): Use build_opaque_vector_type for
19574 opaque_V4SI_type_node.
19576 2009-04-15 Catherine Moore <clm@codesourcery.com>
19578 * debug.h (set_name): Declare.
19579 * dwarf2out.c (dwarf2out_set_name): Declare.
19580 (dwarf2_debug_hooks): Add set_name.
19581 (find_AT_string): New.
19582 (add_AT_string): Call find_AT_string.
19583 (dwarf2out_set_name): New.
19584 * cp/decl.c (grokdeclarator): Call set_name.
19585 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19586 * debug.c (do_nothing_debug_hooks): Likewise.
19587 * dbxout.c (dbx_debug_hooks): Likewise.
19588 * sdbout.c (sdb_debug_hooks): Likewise.
19590 2009-04-15 Michael Eager <eager@eagercon.com>
19592 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19593 reg for single-precision FPU.
19594 * config/rs6000/rs6000.md (movsi_internal1): Only for
19595 !TARGET_SINGLE_FPU.
19596 (movsi_internal1_single): New. Add pattern to move SI values to/from
19597 single-precision FP regs.
19599 2009-04-15 Richard Guenther <rguenther@suse.de>
19601 * omp-low.c (lower_rec_input_clauses): Build correct address
19603 (expand_omp_for_generic): Fix multiplication type.
19604 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19605 (generate_memset_zero): Fix types.
19606 * tree-profile.c (prepare_instrumented_value): Correctly
19609 2009-04-15 Ian Lance Taylor <iant@google.com>
19611 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19612 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19613 for -Wall and for -Wc++-compat.
19614 (c_common_post_options): For C++, set warn_enum_compare if not
19616 * c-tree.h (struct c_expr): Add field original_type.
19617 (build_external_ref): Update declaration.
19618 * c-parser.c (c_parser_braced_init): Set original_type.
19619 (c_parser_initelt): Likewise.
19620 (c_parser_expr_no_commas): Likewise.
19621 (c_parser_conditional_expression): Likewise.
19622 (c_parser_cast_expression): Likewise.
19623 (c_parser_unary_expression): Likewise. Pull setting of
19624 original_code to top of function.
19625 (c_parser_sizeof_expression): Set original_type.
19626 (c_parser_alignof_expression): Likewise.
19627 (c_parser_postfix_expression): Likewise. Pull setting of
19628 original_code to top of function.
19629 (c_parser_postfix_expression_after_paren_type): Set original_type.
19630 (c_parser_postfix_expression_after_primary): Likewise.
19631 (c_parser_expression): Likewise.
19632 * c-typeck.c (build_external_ref): Add type parameter. Change all
19634 (c_expr_sizeof_expr): Set original_type field.
19635 (parser_build_unary_op): Likewise.
19636 (parser_build_binary_op): Likewise. Optionally warn about
19637 comparisons of enums of different types.
19638 (digest_init): Set original_type field.
19639 (really_start_incremental_init): Likewise.
19640 (push_init_level, pop_init_level): Likewise.
19641 * doc/invoke.texi (Warning Options): -Wenum-compare now
19644 2009-04-15 Richard Guenther <rguenther@suse.de>
19646 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19647 out a necessary conversion.
19648 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19649 names we didn't value number.
19650 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19652 2009-04-15 Richard Guenther <rguenther@suse.de>
19654 PR tree-optimization/39764
19655 * tree-ssa-ccp.c (get_value): Canonicalize value with
19656 canonicalize_float_value.
19658 2009-04-15 Jan Hubicka <jh@suse.cz>
19660 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19661 Wrong version of patch.
19663 2009-04-15 Jan Hubicka <jh@suse.cz>
19665 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19667 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19669 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19670 our distinct integral and vector types.
19672 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19674 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19675 * init.c (build_vtbl_address): Remove call to assemble_external.
19677 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19679 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19680 output for other floating point modes.
19682 2009-04-14 Diego Novillo <dnovillo@google.com>
19684 * diagnostic.c (diagnostic_report_diagnostic): Do not
19685 warn about loaded plugins for DK_ERROR and DK_WARNING.
19686 * c-decl.c (declspecs_add_type): Move call to
19687 invoke_plugin_callbacks ...
19688 * c-parser.c (c_parser_declspecs): ... here.
19689 * plugin.c (dump_active_plugins): Tidy output.
19691 2009-04-14 Diego Novillo <dnovillo@google.com>
19692 Le-Chun Wu <lcwu@google.com>
19694 * configure.ac: Add --enable-plugin support.
19695 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19696 * Makefile.in (PLUGIN_H): Define.
19697 Export ENABLE_PLUGIN and GMPINC to site.exp.
19698 Add PLUGINLIBS to link command.
19699 Add/modify dependencies for plugin.o and files including plugin.h.
19701 * config.in: Regenerate.
19703 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19706 2009-04-14 Le-Chun Wu <lcwu@google.com>
19708 * tree-pass.h (register_one_dump_file): Add a prototype for
19709 register_one_dump_file.
19710 * toplev.c (compile_file): Call initialize_plugins.
19711 (do_compile): Call invoke_plugin_callbacks.
19712 (toplev_main): Call invoke_plugin_callbacks.
19713 * common.opt: Add -fplugin= and -fplugin-arg-.
19714 * gcc-plugin.h: New public header file for plugins to include.
19715 * plugin.c: New source file.
19716 * plugin.h: New internal header file.
19717 * passes.c (register_one_dump_file): Make it external.
19719 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19721 2009-04-14 Diego Novillo <dnovillo@google.com>
19723 * doc/plugins.texi: New.
19724 * doc/gccint.texi: Add reference to Plugins chapter.
19725 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19726 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19727 loaded plugins, if any.
19728 * timevar.def (TV_PLUGIN_INIT): Define.
19729 (TV_PLUGIN_RUN): Define.
19730 * plugin.c: Include timevar.h
19731 (plugins_active_p): New.
19732 (dump_active_plugins): New.
19733 (debug_active_plugins): New.
19735 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19737 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19739 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19741 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19743 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19744 the same as a minus without a shift.
19746 2009-04-14 Nick Clifton <nickc@redhat.com>
19748 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19749 comparisons with small integers will always produce a short
19752 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19755 2008-12-19 Diego Novillo <dnovillo@google.com>
19757 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19759 2009-04-14 Richard Guenther <rguenther@suse.de>
19761 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19763 (verify_gimple_assign_binary): Likewise. Handle shifts and
19765 (verify_gimple_phi): Print the mismatched argument position.
19766 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19768 (vect_update_init_of_dr): Likewise.
19769 * matrix-reorg.c (transform_access_sites): Do what the
19771 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19773 2009-04-13 Michael Eager <eager@eagercon.com>
19775 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19776 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19777 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19778 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19779 remove duplicate config
19781 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19783 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19784 file_name:line_number type locator of the call site.
19786 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19788 * genautomata.c: Put blank after comma.
19789 (automaton_decls): New.
19790 (struct unit_usage): Add comments to member next.
19791 (store_alt_unit_usage): Keep the list ordered.
19792 (unit_present_on_list_p, equal_alternatives_p): New.
19793 (check_regexp_units_distribution): Check units distribution
19794 correctness correctly.
19795 (main): Don't write automata if error is found. Return correct
19798 * config/m68k/cf.md (cfv4_ds): Remove.
19799 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19800 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19802 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19803 power4-load-ext, power4-store, power4-store-update,
19804 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19805 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19806 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19807 power4-sqrt, power4-isync): Modify reservation to make correct
19808 unit distribution to automata.
19810 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19811 power5-store-update, power5-two, power5-three, power5-lmul,
19812 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19814 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19816 * except.c (pass_set_nothrow_function_flags): Set name and add
19818 (set_nothrow_function_flags): Mention in the dump file when
19819 changing a function to nothrow.
19821 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19824 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19825 instead of unsigned long.
19827 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19829 * config/arm/arm.c (return_used_this_function): Remove.
19830 (arm_output_function_prologue): Remove use of
19831 return_used_this_function.
19832 (output_return_instruction): Replace use of
19833 return_used_this_function
19834 by cfun->machine->return_used_this_function.
19835 (arm_output_epilogue): Likewise.
19836 (arm_output_function_epilogue): Likewise.
19837 (thumb_unexpanded_epilogue): Likewise.
19838 * config/arm/arm.h (struct machine_function):
19839 New member return_used_this_function.
19841 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19843 * doc/install.texi: Correct description of default directory for
19844 --with-gxx-include-dir.
19846 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19848 * fold-const.c (build_range_check): Properly deal with enumeral and
19849 boolean base types.
19851 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19853 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19854 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19855 * params.h (MAX_GCSE_PASSES): Remove.
19856 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19857 in sequence. Remove ability to run multiple passes.
19858 (bypass_jumps): Report run as third CPROP pass.
19860 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19862 PR middle-end/39651
19863 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19864 when deciding whether the whole SEQUENCE can throw.
19866 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19869 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19870 offseted label references.
19872 2009-04-11 Jan Hubicka <jh@suse.cz>
19874 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19876 2009-04-11 Richard Guenther <rguenther@suse.de>
19878 PR middle-end/39732
19879 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19880 return variables as TREE_ADDRESSABLE.
19882 2009-04-11 Richard Guenther <rguenther@suse.de>
19884 PR tree-optimization/39713
19885 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19886 reference trees have SSA_NAME operands.
19888 2009-04-11 Richard Guenther <rguenther@suse.de>
19891 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19892 address expressions.
19894 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19896 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19897 match changes in Cygwin 1.7
19898 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19899 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19901 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19903 PR tree-optimization/39701
19904 * doc/invoke.texi (Optimization Options): Document change in
19905 meaning and initialization of -fdelete-null-pointer-checks.
19907 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19909 PR middle-end/39701
19910 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19912 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19915 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19917 2009-04-10 Chao-ying Fu <fu@mips.com>
19919 * doc/tm.texi (Instruction Output): Document
19920 TARGET_ASM_FINAL_POSTSCAN_INSN.
19921 * target.h (final_postscan_insn): New field in asm_out.
19922 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19923 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19924 * final.c (final_scan_insn): Call
19925 targetm.asm_out.final_postscan_insn after outputting
19926 an asm macro and a normal instruction.
19928 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19929 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19930 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19931 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19932 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19934 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19936 PR middle-end/39701
19937 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19938 variables as non-NULL even with -fdelete-null-pointer-checks.
19940 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19942 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19944 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19947 * config/i386/i386.c (classify_argument): Handle SCmode with
19948 (bit_offset % 64) != 0.
19950 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19952 * doc/invoke.texi (Optimize Options): Add cross-reference to
19953 -Q --help=optimizers examples.
19955 2009-04-10 Ben Elliston <bje@au.ibm.com>
19958 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19959 regalign for the reg == fpr and TDmode case.
19961 2009-04-09 David Ayers <ayers@fsfe.org>
19964 * objc/objc-act.c (warn_with_method): Remove helper function.
19965 (check_duplicates): Call warning and inform directly.
19966 (really_start_method): Likewise.
19968 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19970 * expmed.c (expand_divmod): Always use a comparison for a division
19971 by a large unsigned integer.
19973 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19974 for things others than variables or functions as nonzero.
19976 2009-04-09 Nick Clifton <nickc@redhat.com>
19978 * unwind-compat.c: Change copyright header to refer to version
19979 3 of the GNU General Public License with version 3.1 of the
19980 GCC Runtime Library Exception and to point readers at the
19981 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19982 * config/alpha/crtfastmath.c: Likewise.
19983 * config/alpha/linux-unwind.h: Likewise.
19984 * config/alpha/qrnnd.asm: Likewise.
19985 * config/alpha/vms-crt0-64.c: Likewise.
19986 * config/alpha/vms-crt0.c: Likewise.
19987 * config/alpha/vms-dwarf2.asm: Likewise.
19988 * config/alpha/vms-dwarf2eh.asm: Likewise.
19989 * config/alpha/vms-psxcrt0-64.c: Likewise.
19990 * config/alpha/vms-psxcrt0.c: Likewise.
19991 * config/alpha/vms_tramp.asm: Likewise.
19992 * config/arc/initfini.c: Likewise.
19993 * config/arc/lib1funcs.asm: Likewise.
19994 * config/arm/bpabi-v6m.S: Likewise.
19995 * config/arm/bpabi.S: Likewise.
19996 * config/arm/bpabi.c: Likewise.
19997 * config/arm/crti.asm: Likewise.
19998 * config/arm/crtn.asm: Likewise.
19999 * config/arm/ieee754-df.S: Likewise.
20000 * config/arm/ieee754-sf.S: Likewise.
20001 * config/arm/lib1funcs.asm: Likewise.
20002 * config/arm/libunwind.S: Likewise.
20003 * config/arm/linux-atomic.c: Likewise.
20004 * config/arm/mmintrin.h: Likewise.
20005 * config/arm/pr-support.c: Likewise.
20006 * config/arm/unaligned-funcs.c: Likewise.
20007 * config/arm/unwind-arm.c: Likewise.
20008 * config/arm/unwind-arm.h: Likewise.
20009 * config/avr/libgcc.S: Likewise.
20010 * config/bfin/crti.s: Likewise.
20011 * config/bfin/crtlibid.s: Likewise.
20012 * config/bfin/crtn.s: Likewise.
20013 * config/bfin/lib1funcs.asm: Likewise.
20014 * config/bfin/linux-unwind.h: Likewise.
20015 * config/cris/arit.c: Likewise.
20016 * config/cris/cris_abi_symbol.c: Likewise.
20017 * config/darwin-64.c: Likewise.
20018 * config/darwin-crt2.c: Likewise.
20019 * config/darwin-crt3.c: Likewise.
20020 * config/darwin.h: Likewise.
20021 * config/dbxelf.h: Likewise.
20022 * config/dfp-bit.c: Likewise.
20023 * config/dfp-bit.h: Likewise.
20024 * config/elfos.h: Likewise.
20025 * config/fixed-bit.c: Likewise.
20026 * config/fixed-bit.h: Likewise.
20027 * config/fp-bit.c: Likewise.
20028 * config/fp-bit.h: Likewise.
20029 * config/fr30/crti.asm: Likewise.
20030 * config/fr30/crtn.asm: Likewise.
20031 * config/fr30/lib1funcs.asm: Likewise.
20032 * config/freebsd-spec.h: Likewise.
20033 * config/frv/cmovd.c: Likewise.
20034 * config/frv/cmovh.c: Likewise.
20035 * config/frv/cmovw.c: Likewise.
20036 * config/frv/frvbegin.c: Likewise.
20037 * config/frv/frvend.c: Likewise.
20038 * config/frv/lib1funcs.asm: Likewise.
20039 * config/glibc-stdint.h: Likewise.
20040 * config/h8300/clzhi2.c: Likewise.
20041 * config/h8300/crti.asm: Likewise.
20042 * config/h8300/crtn.asm: Likewise.
20043 * config/h8300/ctzhi2.c: Likewise.
20044 * config/h8300/fixunssfsi.c: Likewise.
20045 * config/h8300/lib1funcs.asm: Likewise.
20046 * config/h8300/parityhi2.c: Likewise.
20047 * config/h8300/popcounthi2.c: Likewise.
20048 * config/i386/ammintrin.h: Likewise.
20049 * config/i386/att.h: Likewise.
20050 * config/i386/avxintrin.h: Likewise.
20051 * config/i386/biarch64.h: Likewise.
20052 * config/i386/bmmintrin.h: Likewise.
20053 * config/i386/cpuid.h: Likewise.
20054 * config/i386/cross-stdarg.h: Likewise.
20055 * config/i386/crtfastmath.c: Likewise.
20056 * config/i386/crtprec.c: Likewise.
20057 * config/i386/cygming-crtbegin.c: Likewise.
20058 * config/i386/cygming-crtend.c: Likewise.
20059 * config/i386/cygwin.asm: Likewise.
20060 * config/i386/emmintrin.h: Likewise.
20061 * config/i386/gmm_malloc.h: Likewise.
20062 * config/i386/gthr-win32.c: Likewise.
20063 * config/i386/i386.h: Likewise.
20064 * config/i386/immintrin.h: Likewise.
20065 * config/i386/linux-unwind.h: Likewise.
20066 * config/i386/linux64.h: Likewise.
20067 * config/i386/mm3dnow.h: Likewise.
20068 * config/i386/mmintrin-common.h: Likewise.
20069 * config/i386/mmintrin.h: Likewise.
20070 * config/i386/nmmintrin.h: Likewise.
20071 * config/i386/pmm_malloc.h: Likewise.
20072 * config/i386/pmmintrin.h: Likewise.
20073 * config/i386/smmintrin.h: Likewise.
20074 * config/i386/sol2-c1.asm: Likewise.
20075 * config/i386/sol2-ci.asm: Likewise.
20076 * config/i386/sol2-cn.asm: Likewise.
20077 * config/i386/sol2-gc1.asm: Likewise.
20078 * config/i386/tmmintrin.h: Likewise.
20079 * config/i386/unix.h: Likewise.
20080 * config/i386/w32-unwind.h: Likewise.
20081 * config/i386/wmmintrin.h: Likewise.
20082 * config/i386/x86-64.h: Likewise.
20083 * config/i386/x86intrin.h: Likewise.
20084 * config/i386/xmmintrin.h: Likewise.
20085 * config/ia64/crtbegin.asm: Likewise.
20086 * config/ia64/crtend.asm: Likewise.
20087 * config/ia64/crtfastmath.c: Likewise.
20088 * config/ia64/crti.asm: Likewise.
20089 * config/ia64/crtn.asm: Likewise.
20090 * config/ia64/fde-glibc.c: Likewise.
20091 * config/ia64/lib1funcs.asm: Likewise.
20092 * config/ia64/linux-unwind.h: Likewise.
20093 * config/ia64/quadlib.c: Likewise.
20094 * config/ia64/unwind-ia64.c: Likewise.
20095 * config/linux.h: Likewise.
20096 * config/m32c/m32c-lib1.S: Likewise.
20097 * config/m32c/m32c-lib2-trapv.c: Likewise.
20098 * config/m32c/m32c-lib2.c: Likewise.
20099 * config/m32r/initfini.c: Likewise.
20100 * config/m68hc11/larith.asm: Likewise.
20101 * config/m68hc11/m68hc11-crt0.S: Likewise.
20102 * config/m68k/cf.md: Likewise.
20103 * config/m68k/crti.s: Likewise.
20104 * config/m68k/crtn.s: Likewise.
20105 * config/m68k/lb1sf68.asm: Likewise.
20106 * config/m68k/linux-unwind.h: Likewise.
20107 * config/mcore/crti.asm: Likewise.
20108 * config/mcore/crtn.asm: Likewise.
20109 * config/mcore/lib1.asm: Likewise.
20110 * config/mips/linux-unwind.h: Likewise.
20111 * config/mips/loongson.h: Likewise.
20112 * config/mips/mips16.S: Likewise.
20113 * config/mmix/crti.asm: Likewise.
20114 * config/mmix/crtn.asm: Likewise.
20115 * config/pa/fptr.c: Likewise.
20116 * config/pa/hpux-unwind.h: Likewise.
20117 * config/pa/lib2funcs.asm: Likewise.
20118 * config/pa/linux-atomic.c: Likewise.
20119 * config/pa/linux-unwind.h: Likewise.
20120 * config/pa/milli64.S: Likewise.
20121 * config/pa/quadlib.c: Likewise.
20122 * config/pa/stublib.c: Likewise.
20123 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20124 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20125 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20126 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20127 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20128 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20129 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20130 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20131 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20132 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20133 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20134 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20135 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20136 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20137 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20138 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20139 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20140 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20141 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20142 * config/rs6000/750cl.h: Likewise.
20143 * config/rs6000/altivec.h: Likewise.
20144 * config/rs6000/biarch64.h: Likewise.
20145 * config/rs6000/crtresfpr.asm: Likewise.
20146 * config/rs6000/crtresgpr.asm: Likewise.
20147 * config/rs6000/crtresxfpr.asm: Likewise.
20148 * config/rs6000/crtresxgpr.asm: Likewise.
20149 * config/rs6000/crtsavfpr.asm: Likewise.
20150 * config/rs6000/crtsavgpr.asm: Likewise.
20151 * config/rs6000/darwin-asm.h: Likewise.
20152 * config/rs6000/darwin-fallback.c: Likewise.
20153 * config/rs6000/darwin-fpsave.asm: Likewise.
20154 * config/rs6000/darwin-ldouble.c: Likewise.
20155 * config/rs6000/darwin-tramp.asm: Likewise.
20156 * config/rs6000/darwin-unwind.h: Likewise.
20157 * config/rs6000/darwin-vecsave.asm: Likewise.
20158 * config/rs6000/darwin-world.asm: Likewise.
20159 * config/rs6000/e500crtres32gpr.asm: Likewise.
20160 * config/rs6000/e500crtres64gpr.asm: Likewise.
20161 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20162 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20163 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20164 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20165 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20166 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20167 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20168 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20169 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20170 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20171 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20172 * config/rs6000/eabi-ci.asm: Likewise.
20173 * config/rs6000/eabi-cn.asm: Likewise.
20174 * config/rs6000/eabi.asm: Likewise.
20175 * config/rs6000/linux-unwind.h: Likewise.
20176 * config/rs6000/linux64.h: Likewise.
20177 * config/rs6000/paired.h: Likewise.
20178 * config/rs6000/paired.md: Likewise.
20179 * config/rs6000/ppc64-fp.c: Likewise.
20180 * config/rs6000/ppu_intrinsics.h: Likewise.
20181 * config/rs6000/rs6000.h: Likewise.
20182 * config/rs6000/si2vmx.h: Likewise.
20183 * config/rs6000/sol-ci.asm: Likewise.
20184 * config/rs6000/sol-cn.asm: Likewise.
20185 * config/rs6000/spe.h: Likewise.
20186 * config/rs6000/spu2vmx.h: Likewise.
20187 * config/rs6000/sysv4.h: Likewise.
20188 * config/rs6000/tramp.asm: Likewise.
20189 * config/rs6000/vec_types.h: Likewise.
20190 * config/s390/linux-unwind.h: Likewise.
20191 * config/s390/tpf-unwind.h: Likewise.
20192 * config/score/crti.asm: Likewise.
20193 * config/score/crtn.asm: Likewise.
20194 * config/sh/crt1.asm: Likewise.
20195 * config/sh/crti.asm: Likewise.
20196 * config/sh/crtn.asm: Likewise.
20197 * config/sh/divtab-sh4-300.c: Likewise.
20198 * config/sh/divtab-sh4.c: Likewise.
20199 * config/sh/divtab.c: Likewise.
20200 * config/sh/lib1funcs-4-300.asm: Likewise.
20201 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20202 * config/sh/lib1funcs.asm: Likewise.
20203 * config/sh/lib1funcs.h: Likewise.
20204 * config/sh/linux-atomic.asm: Likewise.
20205 * config/sh/linux-unwind.h: Likewise.
20206 * config/sh/shmedia.h: Likewise.
20207 * config/sh/sshmedia.h: Likewise.
20208 * config/sh/ushmedia.h: Likewise.
20209 * config/sparc/crtfastmath.c: Likewise.
20210 * config/sparc/linux-unwind.h: Likewise.
20211 * config/sparc/sol2-c1.asm: Likewise.
20212 * config/sparc/sol2-ci.asm: Likewise.
20213 * config/sparc/sol2-cn.asm: Likewise.
20214 * config/spu/divmodti4.c: Likewise.
20215 * config/spu/divv2df3.c: Likewise.
20216 * config/spu/float_disf.c: Likewise.
20217 * config/spu/float_unsdidf.c: Likewise.
20218 * config/spu/float_unsdisf.c: Likewise.
20219 * config/spu/float_unssidf.c: Likewise.
20220 * config/spu/mfc_multi_tag_release.c: Likewise.
20221 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20222 * config/spu/mfc_tag_release.c: Likewise.
20223 * config/spu/mfc_tag_reserve.c: Likewise.
20224 * config/spu/mfc_tag_table.c: Likewise.
20225 * config/spu/multi3.c: Likewise.
20226 * config/spu/spu_internals.h: Likewise.
20227 * config/spu/spu_intrinsics.h: Likewise.
20228 * config/spu/spu_mfcio.h: Likewise.
20229 * config/spu/vec_types.h: Likewise.
20230 * config/spu/vmx2spu.h: Likewise.
20231 * config/stormy16/stormy16-lib2.c: Likewise.
20232 * config/svr4.h: Likewise.
20233 * config/sync.c: Likewise.
20234 * config/v850/lib1funcs.asm: Likewise.
20235 * config/vxlib-tls.c: Likewise.
20236 * config/vxlib.c: Likewise.
20237 * config/vxworks-dummy.h: Likewise.
20238 * config/xtensa/crti.asm: Likewise.
20239 * config/xtensa/crtn.asm: Likewise.
20240 * config/xtensa/ieee754-df.S: Likewise.
20241 * config/xtensa/ieee754-sf.S: Likewise.
20242 * config/xtensa/lib1funcs.asm: Likewise.
20243 * config/xtensa/lib2funcs.S: Likewise.
20244 * config/xtensa/linux-unwind.h: Likewise.
20245 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20246 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20247 * coretypes.h: Likewise.
20248 * crtstuff.c: Likewise.
20249 * defaults.h: Likewise.
20250 * dwarf2.h: Likewise.
20251 * emutls.c: Likewise.
20252 * gbl-ctors.h: Likewise.
20253 * gcov-io.h: Likewise.
20254 * ginclude/float.h: Likewise.
20255 * ginclude/iso646.h: Likewise.
20256 * ginclude/stdarg.h: Likewise.
20257 * ginclude/stdbool.h: Likewise.
20258 * ginclude/stddef.h: Likewise.
20259 * ginclude/stdfix.h: Likewise.
20260 * ginclude/stdint-gcc.h: Likewise.
20261 * ginclude/tgmath.h: Likewise.
20262 * gthr-aix.h: Likewise.
20263 * gthr-dce.h: Likewise.
20264 * gthr-gnat.c: Likewise.
20265 * gthr-gnat.h: Likewise.
20266 * gthr-lynx.h: Likewise.
20267 * gthr-mipssde.h: Likewise.
20268 * gthr-nks.h: Likewise.
20269 * gthr-posix.c: Likewise.
20270 * gthr-posix.h: Likewise.
20271 * gthr-posix95.h: Likewise.
20272 * gthr-rtems.h: Likewise.
20273 * gthr-single.h: Likewise.
20274 * gthr-solaris.h: Likewise.
20275 * gthr-tpf.h: Likewise.
20276 * gthr-vxworks.h: Likewise.
20277 * gthr-win32.h: Likewise.
20278 * gthr.h: Likewise.
20279 * libgcc2.c: Likewise.
20280 * libgcc2.h: Likewise.
20281 * libgcov.c: Likewise.
20282 * tsystem.h: Likewise.
20283 * typeclass.h: Likewise.
20284 * unwind-c.c: Likewise.
20285 * unwind-compat.h: Likewise.
20286 * unwind-dw2-fde-compat.c: Likewise.
20287 * unwind-dw2-fde-darwin.c: Likewise.
20288 * unwind-dw2-fde-glibc.c: Likewise.
20289 * unwind-dw2-fde.c: Likewise.
20290 * unwind-dw2-fde.h: Likewise.
20291 * unwind-dw2.c: Likewise.
20292 * unwind-dw2.h: Likewise.
20293 * unwind-generic.h: Likewise.
20294 * unwind-pe.h: Likewise.
20295 * unwind-sjlj.c: Likewise.
20296 * unwind.inc: Likewise.
20297 * config/arm/neon-gen.ml: Change generated copyright header to
20298 refer to version 3 of the GNU General Public License with
20299 version 3.1 of the GCC Runtime Library Exception and to point
20300 readers at the COPYING3 and COPYING3.RUNTIME files and the
20301 FSF's license web page.
20302 * config/arm/arm_neon.h: Regenerate.
20304 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20306 * config/cris/cris.md: Change copyright header to refer to version
20307 3 of the GNU General Public License.
20308 * doc/install.texi2html: Change copyright header to refer to version
20309 3 of the GNU General Public License and to point readers at the
20310 COPYING3 file and the FSF's license web page.
20311 * config/vax/linux.h: Likewise.
20313 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20315 * config/i386/i386.md (cmpcc): New.
20316 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20317 (sync_compare_and_swap_cc*): Delete.
20319 * config/s390/s390.c (s390_compare_emitted): Remove.
20320 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20321 s390_compare_emitted used to be handled. Assert that modes match.
20322 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20323 refer to sync_compare_and_swap_ccsi.
20324 * config/s390/s390.h (s390_compare_emitted): Remove.
20325 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20326 instead of s390_compare_emitted.
20327 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20328 instead of s390_compare_emitted.
20329 * config/s390/s390.md (cmpcc): New.
20330 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20331 CC_REGNUM, do not pretend it's set.
20332 (sync_compare_and_swap_cc*): Delete.
20333 * config/s390/predicates.md (cc_reg_operand): New.
20335 * expr.c (sync_compare_and_swap_cc): Delete.
20336 * optabs.h (sync_compare_and_swap_cc): Delete.
20337 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20338 is being used with can_compare_p.
20339 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20340 (find_cc_set): New.
20341 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20342 look for a MODE_CC set instead. Use emit_store_flag.
20343 (expand_compare_and_swap_loop): Likewise, with some additional
20344 complication to avoid a force_reg when useless. Use
20345 emit_cmp_and_jump_insns.
20346 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20347 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20348 sync_compare_and_swap documentation.
20350 2009-04-09 Jan Hubicka <jh@suse.cz>
20352 * except.c (find_prev_try): Break out from ....
20353 (duplicate_eh_regions): ... here; properly update prev_try pointers
20354 when duplication part of tree.
20355 (dump_eh_tree): Improve dumping.
20356 (verify_eh_region): New.
20357 (verify_eh_tree): Use it.
20359 2009-04-06 Richard Guenther <rguenther@suse.de>
20361 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20362 &ARRAY addresses by adjusting their types and prepending
20364 * tree-cfg.c (verify_gimple_assign_single): Verify that
20365 addresses are correct.
20367 2009-04-09 Richard Guenther <rguenther@suse.de>
20369 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20370 indices into an array reference if possible.
20371 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20372 Fold POINTER_PLUS_EXPR statements with invariant address.
20374 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20377 * config.gcc (powerpc64-*-linux*): Always build biarch.
20379 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20382 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20383 it and pedwarn if this results in an INTEGER_CST.
20385 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20387 * doc/install.texi: Update minimum GMP version. Remove obsolete
20388 text in MPFR section.
20390 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20392 * dwarf2out.c (class_scope_p): New static inline.
20393 (class_or_namespace_scope_p): Use it.
20394 (gen_variable_die): Use DW_TAG_member tag for static data member
20395 declarations instead of DW_TAG_variable.
20397 PR middle-end/39573
20398 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20401 2009-04-08 Richard Guenther <rguenther@suse.de>
20403 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20404 valueize random data.
20406 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20408 * config.gcc (aix tm_file): Add aix-stdint.h.
20409 (aix tm clause use_gcc_stdint): Set to wrap.
20410 * config/rs6000/aix-stdint.h: New file.
20412 2009-04-08 Richard Guenther <rguenther@suse.de>
20414 PR middle-end/36291
20415 * tree-dfa.c (add_referenced_var): Do not recurse into
20416 global initializers.
20417 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20419 (fold_const_aggregate_ref): Likewise.
20421 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20423 * recog.c (ordered_comparison_operator): New.
20424 * gensupport.c (std_preds): Add it.
20425 * doc/md.texi (Machine-Independent Predicates): Document it.
20427 2009-04-08 Jan Hubicka <jh@suse.cz>
20429 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20430 * function.h (rtl_eh): Remove exception_handler_label_map.
20431 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20432 remove_exception_handler_label, for_each_eh_label_1): Remove.
20433 (rtl_remove_unreachable_regions): Remove.
20434 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20435 (find_exception_handler_labels): Don't build the hashtable.
20436 (maybe_remove_eh_handler): Remove.
20437 (for_each_eh_label): Rewrite to walk the tree.
20438 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20439 * except.h (maybe_remove_eh_handler): Remove.
20440 * passes.c (init_optimization_passes): Schedule second EH cleanup
20442 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20443 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20445 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20447 * genoutput.c (validate_optab_operands): New.
20448 (gen_insn, gen_expand): Call it.
20450 * genflags.c (gen_insn): Detect misused iterators.
20451 (main): Pass line_no to gen_insn, exit with status 1 on error.
20453 * genextract.c (line_no): Make global.
20454 (VEC_safe_set_locstr): Change assertion to error message.
20455 (main): Exit with status 1 on error.
20457 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20461 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20462 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20463 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20464 * c-convert.c (convert): Do not call fold on results of conversion
20465 functions when the result is a C_MAYBE_CONST_EXPR.
20466 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20467 of __builtin_choose_expr.
20468 * c-typeck.c (remove_c_maybe_const_expr): New.
20469 (build_unary_op, build_conditional_expr, build_compound_expr,
20470 build_binary_op, c_objc_common_truthvalue_conversion): Call
20471 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20474 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20476 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20477 CODE to produce a new one. Add a prototype to use fold_convert_const
20479 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20482 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20483 mix declarations and code.
20485 2009-04-08 Ben Elliston <bje@au.ibm.com>
20487 * gcc.c: Replace `CC' with `GCC' throughout.
20489 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20491 * doc/invoke.texi: Document Atom support.
20493 2009-04-07 Jason Merrill <jason@redhat.com>
20496 * c-common.h, c-common.c: Add flag_pretty_templates.
20497 * c-opts.c (c_common_handle_option): Set it.
20498 * c.opt: Add -fno-pretty-templates.
20499 * doc/invoke.texi (C++ Dialect Options): Likewise.
20501 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20503 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20504 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20505 (ia64_expand_builtin): Likewise.
20507 2009-04-07 Martin Jambor <mjambor@suse.cz>
20509 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20510 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20511 ADDR_EXPRS are include too.
20513 2009-04-07 Richard Guenther <rguenther@suse.de>
20515 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20516 decls are only used if passes as parameters or if they are
20517 local statics and the call is not to a builtin.
20518 (call_may_clobber_ref_p_1): Likewise.
20520 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20522 * expr.c (do_store_flag): Remove last argument. Simplify code
20523 to avoid duplication of tests already done by can_compare_p.
20524 (expand_expr_real_1): Adjust caller.
20526 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20528 * optabs.c (can_compare_p): Test the predicate of a
20529 cbranch and cstore pattern.
20531 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20533 * expr.c (convert_move): Use emit_store_flag instead of
20536 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20538 * config/i386/i386.c (ix86_compare_emitted): Remove.
20539 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20540 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20541 * config/i386/i386.h (ix86_compare_emitted): Remove.
20542 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20543 instead of ix86_compare_emitted.
20544 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20546 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20548 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20549 Add t-sysroot-suffix to tmake_file.
20550 * config/print-sysroot-suffix.sh: New file.
20551 * config/t-sysroot-suffix: New file.
20553 2009-04-07 Ben Elliston <bje@au.ibm.com>
20555 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20556 as the latter produces a warning when the target does not support
20559 2009-04-07 Ben Elliston <bje@au.ibm.com>
20561 * dfp.c: Replace type punning assignments with memcpy throughout.
20562 * Makefile.in (dfp.o-warn): Remove.
20564 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20567 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20568 Include soft-fp/t-softfp after rs6000/t-linux64.
20570 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20572 * stor-layout.c (set_sizetype): Use the full precision of their
20573 machine mode for bitsize types.
20575 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20577 * config/i386/i386.md: Revert 2 accidental checkins.
20579 2009-04-06 Joey Ye <joey.ye@intel.com>
20580 Xuepeng Guo <xuepeng.guo@intel.com>
20581 H.J. Lu <hongjiu.lu@intel.com>
20583 Atom pipeline model, tuning and insn selection.
20584 * config.gcc (atom): Add atom config options and target.
20586 * config/i386/atom.md: New.
20588 * config/i386/i386.c (atom_cost): New cost.
20589 (m_ATOM): New macro flag.
20590 (initial_ix86_tune_features): Set m_ATOM.
20591 (x86_accumulate_outgoing_args): Likewise.
20592 (x86_arch_always_fancy_math_387): Likewise.
20593 (processor_target): Add Atom cost.
20594 (cpu_names): Add Atom cpu name.
20595 (override_options): Set Atom ISA.
20596 (ix86_issue_rate): New case PROCESSOR_ATOM.
20597 (ix86_adjust_cost): Likewise.
20599 * config/i386/i386.h (TARGET_ATOM): New target macro.
20600 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20601 (TARGET_OPT_AGU): New target option.
20602 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20603 (processor_type): Add PROCESSOR_ATOM.
20605 * config/i386/i386.md (cpu): Add new value "atom".
20606 (use_carry, movu): New attr.
20607 (atom.md): Include atom.md.
20608 (adddi3_carry_rex64): Set attr "use_carry".
20609 (addqi3_carry): Likewise.
20610 (addhi3_carry): Likewise.
20611 (addsi3_carry): Likewise.
20612 (*addsi3_carry_zext): Likewise.
20613 (subdi3_carry_rex64): Likewise.
20614 (subqi3_carry): Likewise.
20615 (subhi3_carry): Likewise.
20616 (subsi3_carry): Likewise.
20617 (x86_movdicc_0_m1_rex64): Likewise.
20618 (*x86_movdicc_0_m1_se): Likewise.
20619 (x86_movsicc_0_m1): Likewise.
20620 (*x86_movsicc_0_m1_se): Likewise.
20621 (*adddi_1_rex64): Emit add insn as much as possible.
20622 (*addsi_1): Likewise.
20623 (return_internal): Set atom_unit.
20624 (return_internal_long): Likewise.
20625 (return_pop_internal): Likewise.
20626 (*rcpsf2_sse): Set atom_sse_attr attr.
20627 (*qrt<mode>2_sse): Likewise.
20628 (*prefetch_sse): Likewise.
20630 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20632 (ix86_target_macros_internal): Likewise.
20634 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20635 (*prefetch_sse_rex): Likewise.
20636 (sse_rcpv4sf2): Likewise.
20637 (sse_vmrcpv4sf2): Likewise.
20638 (sse_sqrtv4sf2): Likewise.
20639 (<sse>_vmsqrt<mode>2): Likewise.
20640 (sse_ldmxcsr): Likewise.
20641 (sse_stmxcsr): Likewise.
20642 (*sse_sfence): Likewise.
20643 (sse2_clflush): Likewise.
20644 (*sse2_mfence): Likewise.
20645 (*sse2_lfence): Likewise.
20646 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20647 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20648 (avx_movdqu<avxmodesuffix>): Likewise.
20649 (avx_lddqu<avxmodesuffix>): Likewise.
20650 (sse2_movntv2di): Change attr "type" to "ssemov".
20651 (sse2_movntsi): Likewise.
20652 (rsqrtv8sf2): Change attr "type" to "sseadd".
20653 (sse3_addsubv2df3): Set attr "atom_unit".
20654 (sse3_h<plusminus_insn>v4sf3): Likewise.
20655 (*sse2_pmaddwd): Likewise.
20656 (*vec_extractv2di_1_rex64): Likewise.
20657 (*vec_extractv2di_1_avx): Likewise.
20658 (sse2_psadbw): Likewise.
20659 (ssse3_phaddwv8hi3): Likewise.
20660 (ssse3_phaddwv4hi3): Likewise.
20661 (ssse3_phadddv4si3): Likewise.
20662 (ssse3_phadddv2si3): Likewise.
20663 (ssse3_phaddswv8hi3): Likewise.
20664 (ssse3_phaddswv4hi3): Likewise.
20665 (ssse3_phsubwv8hi3): Likewise.
20666 (ssse3_phsubwv4hi3): Likewise.
20667 (ssse3_phsubdv4si3): Likewise.
20668 (ssse3_phsubdv2si3): Likewise.
20669 (ssse3_phsubswv8hi3): Likewise.
20670 (ssse3_phsubswv4hi3): Likewise.
20671 (ssse3_pmaddubsw128): Likewise.
20672 (sse3_pmaddubsw: Likewise.
20673 (ssse3_palignrti): Likewise.
20674 (ssse3_palignrdi): Likewise.
20676 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20678 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20680 2009-04-06 Richard Guenther <rguenther@suse.de>
20682 PR tree-optimization/28868
20683 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20684 of which PHI results we inserted.
20685 (insert_into_preds_of_block): Record inserted PHIs.
20686 (eliminate): Eliminate redundant PHI nodes.
20687 (init_pre): Init inserted_phi_names.
20689 2009-04-06 Richard Guenther <rguenther@suse.de>
20691 PR tree-optimization/39643
20692 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20693 IMAGPART_EXPRs of complex constants.
20694 (execute_fold_all_builtins): If we folded a call queue
20695 TODO_update_address_taken.
20697 2009-04-06 Jan Hubicka <jh@suse.cz>
20699 PR middle-end/39659
20700 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20703 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20705 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20707 (ic_invalidate_array): Likewise.
20709 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20711 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20712 alignment for library calls.
20714 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20716 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20717 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20718 * config/i386/mingw-stdint.h: New file.
20720 2009-04-05 Richard Guenther <rguenther@suse.de>
20722 PR tree-optimization/39648
20723 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20724 our &A vs. &A[0] IL deficiencies.
20726 2009-04-04 Jan Hubicka <jh@suse.cz>
20728 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20729 removed toplevel regions.
20730 (sjlj_mark_call_sites): Likewise.
20732 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20734 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20735 (cygwin tm clause use_gcc_stdint): Set to wrap.
20736 * config/i386/cygwin-stdint.h: New file.
20738 2009-04-04 Richard Guenther <rguenther@suse.de>
20740 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20741 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20742 single-argument PHIs if we are in loop-closed SSA form.
20743 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20744 for the pre-condition.
20745 (slpeel_tree_peel_loop_to_edge): Likewise.
20746 (vect_build_loop_niters): Take an optional sequence to append stmts.
20747 (vect_generate_tmps_on_preheader): Likewise.
20748 (vect_do_peeling_for_loop_bound): Take extra guards for the
20750 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20751 the cost model check.
20752 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20753 guards if we are going to peel. Do not apply versioning in that case.
20754 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20755 (vect_do_peeling_for_loop_bound): Likewise.
20756 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20757 loop bound only record extra pre-conditions, do not apply loop
20760 2009-04-04 Richard Guenther <rguenther@suse.de>
20762 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20765 2009-04-04 Jan Hubicka <jh@suse.cz>
20767 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20768 last_basic_block for size of bb->index indexed array.
20769 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20770 compute_out, link_btr_uses, build_btr_def_use_webs,
20771 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20773 2009-04-04 Jan Hubicka <jh@suse.cz>
20775 * except.c (remove_eh_handler_and_replace): Break out from ...
20776 (remove_eh_handler): ... here.
20777 (bring_to_root): New function.
20778 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20779 handled ones, bring others to root of tree.
20781 2009-04-04 Jan Hubicka <jh@suse.cz>
20783 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20784 (all_phis_safe_to_merge): New function.
20785 (update_info): New structure.
20786 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20787 (cleanup_empty_eh): Update SSA if possible.
20789 2009-04-04 Richard Guenther <rguenther@suse.de>
20791 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20792 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20793 (append_vuse): Likewise.
20795 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20797 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20798 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20799 instead of REG_UNSAVED for DW_CFA_undefined.
20800 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20801 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20804 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20807 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20808 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20809 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20811 2009-04-04 Richard Guenther <rguenther@suse.de>
20813 PR tree-optimization/8781
20814 PR tree-optimization/37892
20815 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20816 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20817 (valueize_refs): Call it for *& valueizations.
20818 (shared_reference_ops_from_ref): Rename to ...
20819 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20820 (shared_reference_ops_from_call): Rename to ...
20821 (valueize_shared_reference_ops_from_call): ... this and valueize.
20822 (vn_reference_lookup): Update.
20823 (visit_reference_op_call): Likewise.
20824 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20825 (eliminate): Value-replace the call address in call statements.
20827 2009-04-04 Richard Guenther <rguenther@suse.de>
20829 PR tree-optimization/39636
20830 * tree-ssa-forwprop.c
20831 (forward_propagate_addr_into_variable_array_index): Check for
20832 GIMPLE_ASSIGN before accessing the rhs code.
20834 2009-04-03 Jason Merrill <jason@redhat.com>
20836 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20838 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20840 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20841 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20842 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20843 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20844 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20845 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20846 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20847 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20848 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20849 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20850 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20851 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20852 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20853 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20854 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20855 Use fr_reg_or_fp01_operand instead of fr_register_operand
20857 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20858 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20859 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20861 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20863 PR rtl-optimization/39607
20864 PR rtl-optimization/39631
20868 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20869 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20870 instead of DF_LR_OUT.
20871 * ira-lives.c (process_bb_node_lives): Ditto.
20872 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20873 instead of DF_LR_{OUT,IN}.
20874 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20875 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20877 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20879 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20880 (execute_lower_omp): Always run but take the short way out if -fopenmp
20882 (gate_lower_omp): Remove, forcing the pass manager to always run the
20883 pass and always set PROP_gimple_lomp.
20884 (pass_lower_omp): Remove gate function.
20885 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20886 PROP_trees. Instead, require it.
20887 * ipa-cp.c (pass_ipa_cp): Likewise.
20888 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20889 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20890 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20891 and PROP_gimple_leh.
20893 2009-04-03 Richard Guenther <rguenther@suse.de>
20895 PR middle-end/13146
20896 PR tree-optimization/23940
20897 PR tree-optimization/33237
20898 PR middle-end/33974
20899 PR middle-end/34093
20900 PR tree-optimization/36201
20901 PR tree-optimization/36230
20902 PR tree-optimization/38049
20903 PR tree-optimization/38207
20904 PR tree-optimization/38230
20905 PR tree-optimization/38301
20906 PR tree-optimization/38585
20907 PR middle-end/38895
20908 PR tree-optimization/38985
20909 PR tree-optimization/39299
20910 * tree-ssa-structalias.h: Remove.
20911 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20912 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20913 (struct vuse_element_d): Remove.
20914 (struct vuse_vec_d): Likewise.
20915 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20916 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20917 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20918 VUSE_ELEMENT_VAR): Likewise.
20919 (struct voptype_d): Likewise.
20920 (NUM_VOP_FREE_BUCKETS): Likewise.
20921 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20922 (struct stmt_operands_d): Remove.
20923 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20924 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20925 VDEF_NUM, VDEF_VECT): Likewise.
20926 (copy_virtual_operands): Remove.
20927 (operand_build_cmp): Likewise.
20928 (create_ssa_artificial_load_stmt): Likewise.
20929 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20930 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20931 vuse_index and mayuse_index members. Pack and move done and iter_type
20932 members to the front.
20933 (SSA_OP_VMAYUSE): Remove.
20934 (SSA_OP_VIRTUAL_USES): Adjust.
20935 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20936 (unlink_stmt_vdef): Declare.
20937 (add_to_addressable_set): Remove.
20938 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20939 (vrp_visit_stmt): Likewise.
20940 * doc/tree-ssa.texi (Alias analysis): Update.
20941 * doc/invoke.texi (max-aliased-vops): Remove docs.
20942 (avg-aliased-vops): Likewise.
20943 * tree-into-ssa.c (syms_to_rename): Remove.
20944 (need_to_update_vops_p): Likewise.
20945 (need_to_initialize_update_ssa_p): Rename to ...
20946 (update_ssa_initialized_fn): ... this. Track function we are
20948 (symbol_marked_for_renaming): Simplify.
20949 (add_new_name_mapping): Do not set need_to_update_vops_p.
20950 (dump_currdefs): Use SYMS_TO_RENAME.
20951 (rewrite_update_stmt): Always walk all uses/defs.
20952 (dump_update_ssa): Adjust.
20953 (init_update_ssa): Take function argument. Track what we are
20955 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20956 (create_new_def_for): Initialize for cfun, assert we are initialized
20958 (mark_sym_for_renaming): Simplify.
20959 (mark_set_for_renaming): Do not initialize update-ssa.
20960 (need_ssa_update_p): Simplify. Take function argument.
20961 (name_mappings_registered_p): Assert we ask for the correct function.
20962 (name_registered_for_update_p): Likewise.
20963 (ssa_names_to_replace): Likewise.
20964 (release_ssa_name_after_update_ssa): Likewise.
20965 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20966 (dump_decl_set): Do not print a newline.
20967 (debug_decl_set): Do it here.
20968 (dump_update_ssa): And here.
20969 * tree-ssa-loop-im.c (move_computations): Adjust.
20970 (movement_possibility): Likewise.
20971 (determine_max_movement): Likewise.
20972 (gather_mem_refs_stmt): Likewise.
20973 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20974 or NAME_MEMORY_TAG.
20975 * tree-complex.c (update_all_vops): Remove.
20976 (expand_complex_move): Adjust.
20977 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20978 Simplify test for memory referencing statement. Exclude
20979 non-invariant ADDR_EXPRs.
20980 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20981 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20982 (rdg_flag_uses): Likewise.
20983 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20985 (tree_optimize_tail_calls_1): Also split the
20986 edge from the entry block if we have degenerate PHI nodes in
20987 the first basic block.
20988 * tree.c (init_ttree): Remove memory-tag related code.
20989 (tree_code_size): Likewise.
20990 (tree_node_structure): Likewise.
20991 (build7_stat): Re-write to be build6_stat.
20992 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20993 (SSA_VAR_P): Adjust.
20994 (struct tree_memory_tag): Remove.
20995 (struct tree_memory_partition_tag): Likewise.
20996 (union tree_node): Adjust.
20997 (build7): Re-write to be build6.
20998 * tree-pass.h (pass_reset_cc_flags): Remove.
20999 (TODO_update_address_taken): New flag.
21000 (pass_simple_dse): Remove.
21001 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21002 * params.h (MAX_ALIASED_VOPS): Remove.
21003 (AVG_ALIASED_VOPS): Likewise.
21004 * omp-low.c (expand_omp_taskreg): Update SSA form.
21005 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21006 aliases the lhs in a copy stmt.
21007 * tree-ssa-dse.c (struct address_walk_data): Remove.
21008 (memory_ssa_name_same): Likewise.
21009 (memory_address_same): Likewise.
21010 (get_kill_of_stmt_lhs): Likewise.
21011 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21012 unused stores. Look through PHI nodes into post-dominated regions.
21013 (dse_optimize_stmt): Simplify. Properly remove stores.
21014 (tree_ssa_dse): Compute dominators.
21015 (execute_simple_dse): Remove.
21016 (pass_simple_dse): Likewise.
21017 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21018 gimple_loaded_syms and gimple_stored_syms computation.
21019 * toplev.c (dump_memory_report): Dump alias and pta stats.
21020 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21021 (vn_reference_eq): Likewise.
21022 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21023 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21024 valueize_vuses): Remove.
21025 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21026 (get_def_ref_stmt_vuse): ... this.
21027 (vn_reference_lookup_2): New function.
21028 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21029 walking equivalent vuses. Simplify.
21030 (vn_reference_lookup): Likewise.
21031 (vn_reference_insert): Likewise.
21032 (vn_reference_insert_pieces): Likewise.
21033 (visit_reference_op_call): Simplify.
21034 (visit_reference_op_load): Likewise.
21035 (visit_reference_op_store): Likewise.
21036 (init_scc_vn): Remove shared_lookup_vuses initialization.
21037 (free_scc_vn): Remove shared_lookup_vuses freeing.
21038 (sort_vuses, sort_vuses_heap): Remove.
21039 (get_ref_from_reference_ops): Export.
21040 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21041 vector with single vuse pointer.
21042 (vn_reference_lookup_pieces, vn_reference_lookup,
21043 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21044 (shared_vuses_from_stmt): Remove.
21045 (get_ref_from_reference_ops): Declare.
21046 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21047 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21048 memory-tag related code.
21049 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21050 (likely_value): Add comment, skip static-chain of call statements.
21051 (surely_varying_stmt_p): Adjust.
21052 (gimplify_and_update_call_from_tree): Likewise.
21053 (execute_fold_all_builtins): Do not rebuild alias info.
21054 (gimplify_and_update_call_from_tree): Properly update VOPs.
21055 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21056 (copy_ref_info): Remove memory-tag related code.
21057 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21058 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21059 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21061 * tree-ssa-dom.c (gimple_p): Remove typedef.
21062 (eliminate_redundant_computations): Adjust.
21063 (record_equivalences_from_stmt): Likewise.
21064 (avail_expr_hash): Likewise.
21065 (avail_expr_eq): Likewise.
21066 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21067 (stmt_makes_single_load): Likewise.
21068 (stmt_makes_single_store): Likewise.
21069 * tree-ssa-alias.c: Rewrite completely.
21070 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21071 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21072 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21073 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21074 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21075 Remove public functions.
21076 (pass_reset_cc_flags): Remove.
21077 (pass_build_alias): Move ...
21078 * tree-ssa-structalias.c (pass_build_alias): ... here.
21079 * tree-ssa-alias.c (may_be_aliased): Move ...
21080 * tree-flow-inline.h (may_be_aliased): ... here.
21081 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21082 count_uses_and_derefs): Move ...
21083 * gimple.c: ... here.
21084 * gimple.h (count_uses_and_derefs): Declare.
21085 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21086 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21087 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21088 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21089 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21090 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21091 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21093 * tree-dfa.c (refs_may_alias_p): Move ...
21094 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21095 * tree-ssa-alias.h: New file.
21096 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21097 (statement_sink_location): Likewise.
21098 * opts.c (decode_options): Do not adjust max-aliased-vops or
21099 avg-aliased-vops values.
21100 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21101 (TV_CALL_CLOBBER): Likewise.
21102 (TV_FLOW_SENSITIVE): Likewise.
21103 (TV_FLOW_INSENSITIVE): Likewise.
21104 (TV_MEMORY_PARTITIONING): Likewise.
21105 (TV_ALIAS_STMT_WALK): New timevar.
21106 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21107 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21108 (get_address_description): Remove memory-tag related code.
21109 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21110 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21111 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21112 and immediate uses in statements. Document.
21113 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21114 (dump_symbols): Remove.
21115 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21116 * alias.c (get_deref_alias_set): New function split out from ...
21117 (get_alias_set): ... here.
21118 * alias.h (get_deref_alias_set): Declare.
21119 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21120 type parameter. Remove restrict pointer handling. Create a
21121 ref-all pointer in case type-based alias sets do not conflict.
21122 (vect_analyze_data_refs): Remove SMT related code.
21123 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21124 (vectorizable_load): Likewise.
21125 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21126 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21127 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21128 Ignore vops and SMTs.
21129 (dr_analyze_alias): Likewise..
21130 (free_data_ref): Likewise.
21131 (create_data_ref): Likewise.
21132 (analyze_all_data_dependences): Likewise.
21133 (get_references_in_stmt): Adjust.
21134 * tree-flow-inline.h (gimple_aliases_computed_p,
21135 gimple_addressable_vars, gimple_call_clobbered_vars,
21136 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21137 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21138 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21139 gimple_mem_ref_stats): Remove.
21140 (gimple_vop): New function.
21141 (op_iter_next_use): Remove vuses and mayuses cases.
21142 (op_iter_next_def): Remove vdefs case.
21143 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21144 (clear_and_done_ssa_iter): Do not set removed fields.
21145 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21146 Assert we are not iterating over vuses or vdefs if not also
21147 iterating over uses or defs.
21148 (op_iter_init_use): Likewise.
21149 (op_iter_init_def): Likewise.
21150 (op_iter_next_vdef): Remove.
21151 (op_iter_next_mustdef): Likewise.
21152 (op_iter_init_vdef): Likewise.
21153 (compare_ssa_operands_equal): Likewise.
21154 (link_use_stmts_after): Handle vuse operand.
21155 (is_call_used): Use is_call_clobbered.
21156 (is_call_clobbered): Global variables are always call clobbered,
21157 query the call-clobbers bitmap.
21158 (mark_call_clobbered): Ignore global variables.
21159 (clear_call_clobbered): Likewise.
21160 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21161 virtual operands sanity check.
21162 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21164 (TARGET_MEM_REF): Remove TMR_TAG operand.
21165 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21166 Remove call-clobber related code.
21167 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21168 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21169 partitions or escape reason.
21170 (get_single_def_stmt, get_single_def_stmt_from_phi,
21171 get_single_def_stmt_with_phi): Remove.
21172 (dump_referenced_vars): Tidy.
21173 (get_ref_base_and_extent): Allow bare decls.
21174 (collect_dfa_stats): Adjust.
21175 * graphite.c (rename_variables_in_stmt): Adjust.
21176 (graphite_copy_stmts_from_block): Likewise.
21177 (translate_clast): Likewise.
21178 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21180 (translate_vuse_through_block): Use the oracle.
21181 (phi_translate_1): Adjust.
21182 (value_dies_in_block_x): Use the oracle. Cache the outcome
21184 (valid_in_sets): Check if the VUSE for
21185 a REFERENCE is available.
21186 (eliminate): Do not remove stmts during elimination,
21187 instead queue and remove them afterwards.
21188 (do_pre): Do not rebuild alias info.
21189 (pass_pre): Run TODO_rebuild_alias before PRE.
21190 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21191 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21192 (mark_all_v_defs_stmt): Remove.
21193 (mark_all_v_defs_seq): Adjust.
21194 (sra_replace): Likewise.
21195 (scalarize_use): Likewise.
21196 (scalarize_copy): Likewise.
21197 (scalarize_init): Likewise.
21198 (scalarize_ldst): Likewise.
21199 (todoflags): Remove.
21200 (tree_sra): Do not rebuild alias info.
21201 (tree_sra_early): Adjust.
21202 (pass_sra): Run TODO_update_address_taken before SRA.
21203 * tree-predcom.c (set_alias_info): Remove.
21204 (prepare_initializers_chain): Do not call it.
21205 (mark_virtual_ops_for_renaming): Adjust.
21206 (mark_virtual_ops_for_renaming_list): Remove.
21207 (initialize_root_vars): Adjust.
21208 (initialize_root_vars_lm): Likewise.
21209 (prepare_initializers_chain): Likewise.
21210 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21211 (may_propagate_copy_into_stmt): Likewise.
21212 (merge_alias_info): Do nothing for now.
21213 (propagate_tree_value_into_stmt): Adjust.
21214 (stmt_may_generate_copy): Likewise.
21215 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21216 not mark symbols for renaming.
21217 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21218 with the same statement, make sure to update the new pointed-to one.
21219 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21220 call statements, do not mark symbols for renaming.
21221 (mark_operand_necessary): Dump something.
21222 (ref_may_be_aliased): New function.
21223 (mark_aliased_reaching_defs_necessary_1): New helper function.
21224 (mark_aliased_reaching_defs_necessary): Likewise.
21225 (mark_all_reaching_defs_necessary_1): Likewise.
21226 (mark_all_reaching_defs_necessary): Likewise.
21227 (propagate_necessity): Do not process virtual PHIs. For
21228 non-aliased loads mark all reaching definitions as necessary.
21229 For aliased loads and stores mark the immediate dominating
21230 aliased clobbers as necessary.
21231 (visited): New global static.
21232 (perform_tree_ssa_dce): Free visited bitmap after propagating
21234 (remove_dead_phis): Perform simple dead virtual PHI removal.
21235 (remove_dead_stmt): Properly unlink virtual operands when
21237 (eliminate_unnecessary_stmts): Schedule PHI removal after
21239 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21240 (process_replaceable): Likewise.
21241 (find_replaceable_in_bb): Likewise.
21242 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21243 based on the single gimple vop.
21244 (verify_flow_insensitive_alias_info): Remove.
21245 (verify_flow_sensitive_alias_info): Likewise.
21246 (verify_call_clobbering): Likewise.
21247 (verify_memory_partitions): Likewise.
21248 (verify_alias_info): Likewise.
21249 (verify_ssa): Adjust..
21250 (execute_update_addresses_taken): Export. Update SSA
21251 manually. Optimize only when optimizing. Use a local bitmap.
21252 (pass_update_address_taken): Remove TODO_update_ssa, add
21254 (pass_update_address_taken): Just use TODO_update_address_taken.
21255 (init_tree_ssa): Do not initialize addressable_vars.
21256 (verify_ssa): Verify new VUSE / VDEF properties.
21257 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21258 Do not call verify_alias_info.
21259 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21260 Do not free the loaded and stored syms bitmaps. Reset the escaped
21261 and callused solutions. Do not free addressable_vars.
21262 Remove memory-tag related code.
21263 (warn_uninitialized_var): Aliases are always available.
21264 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21265 * lambda-code.c (can_put_in_inner_loop): Adjust.
21266 (can_put_after_inner_loop): Likewise.
21267 (perfect_nestify): Likewise.
21268 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21269 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21270 (vectorizable_conversion): Do not mark symbols for renaming.
21271 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21272 (expand_call_inline): Unlink the calls virtual operands before
21274 (tree_function_versioning): Do not call update_ssa if we are not
21275 updating clones. Simplify.
21276 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21277 (propagate_with_phi): Likewise..
21278 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21279 clobber code. Assert we are not aliased or global.
21280 * tree-flow.h: Include tree-ssa-alias.h
21281 (enum escape_type): Remove.
21282 (struct mem_sym_stats_d): Likewise.
21283 (struct mem_ref_stats_d): Likewise.
21284 (struct gimple_df): Add vop member. Remove global_var,
21285 call_clobbered_vars, call_used_vars, addressable_vars,
21286 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21287 escaped and callused members.
21288 (struct ptr_info_def): Remove all members, add points-to solution
21290 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21291 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21292 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21293 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21294 (tree-ssa-alias.o): Likewise.
21295 (toplev.o): Add tree-ssa-alias.h
21296 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21297 * gimple.c (gimple_set_bb): Fix off-by-one error.
21298 (is_gimple_reg): Do not handle memory tags.
21299 (gimple_copy): Also copy virtual operands.
21300 Delay updating the statement. Do not reset loaded and stored syms.
21301 (gimple_set_stored_syms): Remove.
21302 (gimple_set_loaded_syms): Likewise.
21303 (gimple_call_copy_skip_args): Copy the virtual operands
21304 and mark the new statement modified.
21305 * tree-ssa-structalias.c (may_alias_p): Remove.
21306 (set_uids_in_ptset): Take the alias set to prune with as
21307 parameter. Fold in the alias test of may_alias_p.
21308 (compute_points_to_sets): Compute whether a ptr is dereferenced
21309 in a local sbitmap.
21310 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21311 other ADDRESSOF constraints on the lhs.
21312 (get_constraint_for_component_ref): Assert that we don't get
21313 ADDRESSOF constraints from the base of the reference.
21314 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21315 (struct variable_info): Remove collapsed_to member.
21316 (get_varinfo_fc): Remove.
21317 (new_var_info): Do not set collapsed_to.
21318 (dump_constraint): Do not follow cycles.
21319 (dump_constraint_graph): Likewise.
21320 (build_pred_graph): Likewise.
21321 (build_succ_graph): Likewise.
21322 (rewrite_constraints): Likewise.
21323 (do_simple_structure_copy): Remove.
21324 (do_rhs_deref_structure_copy): Remove.
21325 (do_lhs_deref_structure_copy): Remove.
21326 (collapse_rest_of_var): Remove.
21327 (do_structure_copy): Re-implement.
21328 (pta_stats): New global variable.
21329 (dump_pta_stats): New function.
21330 (struct constraint_expr): Make offset signed.
21331 (UNKNOWN_OFFSET): Define special value.
21332 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21333 (solution_set_expand): New helper function split out from ...
21334 (do_sd_constraint): ... here.
21335 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21336 (do_ds_constraint): Likewise.
21337 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21338 and CALLUSED = *CALLUSED.
21339 (set_union_with_increment): Make inc argument signed.
21340 (type_safe): Remove.
21341 (get_constraint_for_ptr_offset): Handle unknown and negative
21343 (first_vi_for_offset): Handle offsets before start. Bail
21344 out early for offsets beyond the variable extent.
21345 (first_or_preceding_vi_for_offset): New function.
21346 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21347 Together with ESCAPED = *ESCAPED this properly computes reachability.
21348 (find_what_var_points_to): New function.
21349 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21350 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21351 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21352 pt_solutions_intersect): New functions.
21353 (compute_call_used_vars): Remove.
21354 (compute_may_aliases): New main entry into PTA computation.
21355 * gimple.h (gimple_p): New typedef.
21356 (struct gimple_statement_base): Remove references_memory_p.
21357 (struct gimple_statement_with_memory_ops_base): Remove
21358 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21360 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21361 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21362 gimple_set_references_memory): Remove.
21363 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21364 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21366 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21367 (verify_expr): Allow RESULT_DECL.
21368 (gimple_duplicate_bb): Do not copy virtual operands.
21369 (gimple_duplicate_sese_region): Adjust.
21370 (gimple_duplicate_sese_tail): Likewise.
21371 (mark_virtual_ops_in_region): Remove.
21372 (move_sese_region_to_fn): Do not call it.
21373 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21374 and pass_simple_dse.
21375 (execute_function_todo): Handle TODO_update_address_taken,
21376 call execute_update_addresses_taken for TODO_rebuild_alias.
21377 (execute_todo): Adjust.
21378 (execute_one_pass): Init dump files early.
21379 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21381 (create_general_new_stmt): Clear vops.
21382 * tree-ssa-reassoc.c (get_rank): Adjust.
21383 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21384 symbols for renaming.
21385 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21386 (PARAM_AVG_ALIASED_VOPS): Likewise.
21387 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21388 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21389 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21390 (operand_build_cmp, copy_virtual_operands,
21391 create_ssa_artificial_load_stmt, add_to_addressable_set,
21392 gimple_add_to_addresses_taken): Remove public functions.
21393 (unlink_stmt_vdef): New function.
21395 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21397 * config.gcc (powerpc-*-linux*): Merge variants.
21399 2009-04-02 Chao-ying Fu <fu@mips.com>
21400 James Grosbach <james.grosbach@microchip.com>
21402 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21403 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21405 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21406 keep_interrupts_masked_p, use_debug_exception_return_p.
21407 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21408 keep_interrupts_masked, use_debug_exception_return.
21409 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21410 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21412 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21413 (mips_print_operand): Process COP0 registers to print $0 .. $31
21414 correctly for GAS to process.
21415 (mips_interrupt_extra_call_saved_reg_p): New function.
21416 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21418 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21419 (mips_compute_frame_info): Add supports for interrupt context that
21420 includes doubleword accumulators and COP0 registers.
21421 (mips_for_each_saved_acc): New function.
21422 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21423 mips_for_each_saved_reg.
21424 (mips_save_reg): Save accumulators.
21425 (mips_kernel_reg_p): A new for_each_rtx callback.
21426 (mips_expand_prologue): Support interrupt handlers.
21427 (mips_restore_reg): Restore accumulators.
21428 (mips_expand_epilogue): Support interrupt handlers.
21429 (mips_can_use_return_insn): Return false for interrupt handlers.
21430 (mips_epilogue_uses): New function.
21431 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21432 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21433 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21434 cop0_move): New instructions.
21435 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21436 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21438 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21440 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21441 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21442 interrupt handlers, we use K0 as the temporary register.
21443 (EPILOGUE_USES): Change to a function call.
21444 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21445 handlers, we use K0 as the temporary register.
21447 * doc/extend.texi (Function Attributes): Document interrupt,
21448 use_shadow_register_set, keep_interrupts_masked,
21449 use_debug_exception_return for MIPS attributes.
21451 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21453 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21454 Remove a number of t-files from tmake_file.
21455 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21456 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21457 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21458 target_prototype, not TARGET_PROTOTYPE.
21459 (LINK_OS_GNU_SPEC): Define.
21460 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21461 and darwin-ldoubdle.c.
21463 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21466 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21467 (cpp_options): Ditto.
21468 (default_compilers): Ditto.
21469 (display_help): Ditto.
21470 (process_command): Ditto.
21471 (do_spec_1): Ditto.
21472 (set_input): Use lbasename instead of duplicate code.
21473 (save_temps_prefix): New static for -save-temps=obj.
21474 (save_temps_length): Ditto.
21476 * doc/invoke.texi (-save-temps=obj): Document new variant to
21477 -save-temps switch.
21479 2009-04-02 Jeff Law <law@redhat.com>
21481 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21484 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21486 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21487 * configure: Regenerated.
21489 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21491 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21492 share the argument list.
21494 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21498 2009-02-12 Diego Novillo <dnovillo@google.com>
21500 * varpool.c (debug_varpool): New.
21501 * cgraph.h (debug_varpool): Declare.
21503 2009-04-02 Jan Hubicka <jh@suse.cz>
21505 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21508 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21510 * config/i386/i386.c (ix86_abi): Move initialization to ...
21511 (override_options): Here.
21513 2009-04-02 Christian Bruel <christian.bruel@st.com>
21515 * config/sh/sh.c (sh_dwarf_register_span): New function.
21516 (TARGET_DWARF_REGISTER_SPAN): Define.
21517 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21519 2009-04-02 Ira Rosen <irar@il.ibm.com>
21521 PR tree-optimization/39595
21522 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21523 interleaved loads group is not greater than the SLP group size.
21525 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21527 * builtins.c (is_builtin_name): New.
21528 (called_as_built_in): Use is_builtin_name.
21529 * tree.h (is_builtin_name): New.
21530 * varasm.c (incorporeal_function_p): Use is_builtin_name
21532 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21534 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21536 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21539 * c-decl.c (clone_underlying_type): Move this ...
21540 * c-common.c (set_underlying_type): ... here.
21541 Also, make sure the function properly sets TYPE_STUB_DECL() on
21542 the newly created typedef variant type.
21543 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21544 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21547 2009-04-02 Richard Guenther <rguenther@suse.de>
21549 PR tree-optimization/37221
21550 * tree-flow.h (degenerate_phi_result): Declare.
21551 * tree-ssa-dom.c (degenerate_phi_result): Export.
21552 * tree-scalar-evolution.c (analyze_initial_condition): If
21553 the initial condition is defined by a degenerate PHI node
21554 use the degenerate value.
21556 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21558 PR rtl-optimization/39588
21559 * combine.c (merge_outer_ops): Do not set the constant when this
21561 (simplify_shift_const_1): Do not modify it either in this case.
21563 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21565 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21566 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21568 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21571 * c-lex.c (interpret_float): Default (no suffix) is double.
21573 2009-04-1 Xinliang David Li <davidxl@google.com>
21575 * config/i386/i386.c (legitimate_constant_p): Recognize
21576 all one vector constant.
21578 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21580 * config/vax/vax.c: Add #includes to silence warnings.
21581 Change #include order to silence two warnings.
21583 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21585 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21586 (ASM_SPEC): Pass -k to the assembler for PIC code.
21588 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21590 * config.gcc: Add vax-*-linux* to the switch.
21591 * config/vax/linux.h: New file. (TARGET_VERSION,
21592 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21594 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21596 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21597 Use predicate macros instead of GET_CODE() == foo.
21598 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21599 ashlsi3, rotrsi3, <unnamed>): Likewise.
21601 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21603 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21604 jbbccihi, jbbccisi): Remova trailing whitespace.
21605 * config/vax/constraints.md: Likewise.
21606 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21607 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21608 * config/vax/predicates.md: Likewise.
21609 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21610 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21611 * config/vax/vax.h: Likewise.
21612 * config/vax/vax.md (nonlocal_goto): Likewise.
21614 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21616 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21617 (indirectable_address_p, adjacent_operands_p): Add spaces around
21619 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21621 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21623 * config/vax/vax.c (legitimate_constant_address_p,
21624 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21625 index_term_p, reg_plus_index_p, legitimate_address_p,
21626 vax_mode_dependent_address_p): Update comments to match functions
21627 modified by the recent int->bool conversion.
21629 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21631 * config/vax/builtins.md: Update copyright message.
21632 * config/vax/constraints.md: Likewise.
21633 * config/vax/netbsd-elf.h: Likewise.
21634 * config/vax/predicates.md: Likewise.
21635 * config/vax/vax-protos.h: Likewise.
21636 * config/vax/vax.c: Likewise.
21637 * config/vax/vax.h: Likewise.
21638 * config/vax/vax.md: Likewise.
21639 * config/vax/vax.opt: Likewise.
21641 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21643 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21644 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21645 * config/vax/constraints.md (B, R): Likewise.
21646 * config/vax/predicates.md (external_memory_operand,
21647 nonimmediate_addsub_di_operand): Likewise.
21648 * config/vax/vax.c (vax_output_int_add): Likewise.
21649 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21650 untyped_call): Likewise.
21652 2009-04-01 Matt Thomas <matt@3am-software.com>
21654 * config/vax/predicates.md: New file.
21655 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21656 external_const_operand, nonsymbolic_operand, external_memory_operand,
21657 indirect_memory_operand, indexed_memory_operand,
21658 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21659 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21661 * config/vax/constraints.md: New file.
21662 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21664 * config/vax/builtins.md: New file.
21665 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21666 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21668 * config/vax/vax.opt (mqmath): Add option.
21669 * config/vax/vax.md (isfx): Extend with DI.
21670 (VAXintQH, VAXintQHSD): Define.
21671 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21672 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21673 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21674 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21675 (movdi): Update constraints and use vax_output_int_move().
21676 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21677 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21678 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21679 nonlocal_goto): New.
21680 (mov<mode>): Extend accepted operand types.
21681 (subdi3_old): Rename from subdi3, change update constraints and use
21682 a new implementation.
21683 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21684 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21685 MOVE_RATIO, CLEAR_RATIO): Define.
21686 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21687 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21688 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21689 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21690 (split_quadword_operands): Make static and really allow variable
21692 (print_operand_address): Update for PIC generation.
21693 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21694 indexable_address_p, fixup_mathdi_operand,
21695 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21696 (vax_float_literal, legitimate_constant_p,
21697 indirectable_constant_address_p, index_term_p,
21698 reg_plus_index_p): Return bool instead of int.
21699 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21701 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21703 (vax_output_conditional_branch): Indent.
21704 (legitimate_constant_address_p, indirectable_constant_address_p,
21705 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21706 vax_mode_dependent_address_p): Return bool instead of int, update for
21708 * config/vax/vax-protos.h (legitimate_constant_address_p,
21709 legitimate_constant_p, legitimate_address_p,
21710 vax_mode_dependent_address_p): Change declaration to bool.
21711 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21712 vax_expand_addsub_di_operands, vax_output_int_subtract,
21713 vax_output_movmemsi): Declare.
21714 (split_quadword_operands, vax_float_literal): Delete declaration.
21715 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21716 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21717 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21718 ASM_OUTPUT_DWARF_PCREL): Define.
21719 (ASM_SPEC): Change definition to allow PIC generation.
21721 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21723 * doc/sourcebuild.texi: Update front-end requirements.
21725 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21728 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21729 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21730 (booldi3_internal3): Use boolean_or_operator instead of
21733 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21736 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21737 declarator whose size is not an integer constant expression but
21738 folds to an integer constant, then treat it as a constant
21741 2009-04-01 Richard Guenther <rguenther@suse.de>
21743 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21744 i * 4 + 2 to (i * 2 + 1) * 2.
21746 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21749 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21750 return if c_parser_asm_string_literal returned NULL.
21752 2009-04-01 Nick Clifton <nickc@redhat.com>
21754 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21756 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21757 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21758 other typedefs to avoid conflicts with libgcc2.c. Define labels
21759 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21761 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21762 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21765 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21767 * varasm.c (default_function_rodata_section): Declare DOT as
21770 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21771 Andrey Galkin <agalkin@hypercom.com>
21774 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21775 Make object_name unique for each process.
21777 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21780 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21781 addressable variables in the parallel that could go out of scope while
21782 running queued tasks.
21784 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21786 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21787 (CASE_VALUES_THRESHOLD): Redefine.
21788 * config/avr/avr.c (avr_override_options): Remove initialization of
21789 avr_case_values_threshold variable.
21790 (avr_case_values_threshold): Remove variable. Add new function.
21791 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21792 * config/avr/avr.opt (mno-tablejump): Remove option.
21793 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21795 2009-04-01 DJ Delorie <dj@redhat.com>
21797 * varasm.c (default_function_rodata_section): Don't assume
21798 anything about where the first '.' in the section name is.
21800 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21802 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21803 rs6000_emit_stack_tie.
21805 2009-03-31 Ian Lance Taylor <iant@google.com>
21807 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21808 gimple_code with GIMPLE_RESX, not RESX.
21810 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21812 * c-common.c (c_get_ident): New.
21813 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21815 2009-04-01 Ben Elliston <bje@au.ibm.com>
21817 * config/rs6000/sysv4.opt (msdata): Improve option description.
21819 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21821 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21822 (divdf3_internal_lat): Remove.
21823 (divxf3_internal_lat): Remove.
21824 (divxf3_internal_thr): Remove.
21825 (divxf): Use divxf3_internal.
21826 * config/ia64/div.md (divsf3_internal_lat): New.
21827 (divdf3_internal_lat): New.
21828 (divxf3_internal): New.
21830 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21833 * Makefile.in (USE_GCC_STDINT): Define.
21834 (stmp-int-hdrs): Install stdint.h if applicable.
21835 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21837 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21838 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21839 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21840 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21841 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21842 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21843 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21844 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21845 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21846 (c_common_nodes_and_builtins): Initialize
21847 underlying_wchar_type_node. Do not initialize
21848 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21849 nodes for new types.
21850 (c_stddef_cpp_builtins): Define macros for new types.
21851 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21853 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21854 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21855 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21856 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21857 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21858 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21859 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21860 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21861 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21862 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21863 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21864 int16_type_node, int32_type_node, int64_type_node,
21865 uint8_type_node, uint16_type_node, c_uint32_type_node,
21866 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21867 int_least32_type_node, int_least64_type_node,
21868 uint_least8_type_node, uint_least16_type_node,
21869 uint_least32_type_node, uint_least64_type_node,
21870 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21871 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21872 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21873 uintptr_type_node): Define.
21874 * c-cppbuiltin.c (builtin_define_constants,
21875 builtin_define_type_minmax): New.
21876 (builtin_define_stdint_macros): Define more macros.
21877 (c_cpp_builtins): Define more limit macros.
21878 (type_suffix): New.
21879 (builtin_define_type_max): Define in terms of
21880 builtin_define_type_minmax. Remove is_long parameter. All
21882 * config.gcc (use_gcc_stdint): Define.
21883 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21884 Add newlib-stdint.h for generic targets.
21885 * config/glibc-stdint.h, config/newlib-stdint.h,
21886 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21887 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21888 * config/score/score.h (UINTPTR_TYPE): Define.
21889 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21890 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21891 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21892 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21893 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21894 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21895 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21896 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21897 * config/spu/spu.h (STDINT_LONG32): Define.
21898 * configure.ac (use_gcc_stdint): Substitute.
21899 * configure: Regenerate.
21900 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21901 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21902 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21903 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21904 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21905 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21906 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21907 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21908 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21909 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21910 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21911 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21912 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21913 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21914 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21915 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21916 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21917 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21918 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21919 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21920 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21921 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21922 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21923 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21924 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21925 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21926 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21927 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21928 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21930 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21932 * loop-iv.c (suitable_set_for_replacement): Renamed from
21933 simplify_using_assignment; changed to return bool and to accept new
21934 args DEST and SRC. Return true iff we find a source/destination pair
21935 that can be used to make a replacement, and fill SRC and DEST if so.
21936 Remove arg ALTERED. Don't deal with altered regs here. All callers
21938 (simplify_using_initial_values): Deal with altered regs here and track
21939 more precisely the effect they have on the validity of our expression.
21941 * loop-iv.c (simplify_using_condition): A condition of the form
21942 (EQ REG CONST) can be used to simply make a substitution.
21943 (simplify_using_initial_values): Keep track of conditions we have seen
21944 and keep using them to simplify new expressions, while applying the
21945 same substitutions to them as to the expression.
21947 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21948 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21951 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21952 changed. Use this when trying to improve the upper bound.
21953 Generate the comparison by using simplify_gen_relational.
21955 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21957 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21959 (simplify_using_assignment, simplify_using_initial_values): Call
21960 replace_in_expr to make replacements. Call replace_single_def_regs
21961 once on the initial version of the expression.
21963 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21966 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21968 2009-03-31 Richard Guenther <rguenther@suse.de>
21970 PR middle-end/31029
21971 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21972 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21974 2009-03-31 Richard Guenther <rguenther@suse.de>
21976 * tree.h (div_if_zero_remainder): Declare.
21977 * fold-const.c (div_if_zero_remainder): Export.
21978 * tree-ssa-forwprop.c
21979 (forward_propagate_addr_into_variable_array_index): Handle
21980 constant array index addition outside of the variable index.
21982 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21985 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21986 define_splits, floatunssi<mode>2): Require x87 conversions from
21987 DImode to be permitted.
21989 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21991 PR preprocessor/15638
21992 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21994 2009-03-31 Richard Guenther <rguenther@suse.de>
21996 PR middle-end/23401
21997 PR middle-end/27810
21998 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21999 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22000 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22001 a separate statement.
22002 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22003 (lookup_tmp_var): Likewise.
22004 (is_gimple_formal_tmp_or_call_rhs): Remove.
22005 (is_gimple_reg_or_call_rhs): Rename to ...
22006 (is_gimple_reg_rhs_or_call): ... this.
22007 (is_gimple_mem_or_call_rhs): Rename to ...
22008 (is_gimple_mem_rhs_or_call): ... this.
22009 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22010 DECL_GIMPLE_REG_P only if is_formal is true.
22011 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22012 for non-proper post-modify expression gimplification.
22013 (gimplify_self_mod_expr): For post-modify expressions gimplify
22014 the lvalue to a minimal lvalue.
22015 (rhs_predicate_for): Remove formal temp case.
22016 (gimplify_modify_expr_rhs): Likewise.
22017 (gimplify_addr_expr): Use is_gimple_reg.
22018 (gimplify_expr): Remove formal temp cases.
22019 (gimple_regimplify_operands): Likewise.
22020 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22021 and FILTER_EXPR like constants.
22022 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22024 (is_gimple_formal_tmp_rhs): Remove.
22025 (is_gimple_reg_rhs): Remove special casing.
22026 (is_gimple_mem_rhs): Fix.
22027 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22028 (is_gimple_formal_tmp_var): Remove.
22029 (is_gimple_formal_tmp_reg): Likewise.
22030 (is_gimple_min_lval): Allow invariant component ref parts.
22031 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22032 is_gimple_formal_tmp_reg): Remove declarations.
22033 * tree-cfg.c (verify_expr): Verify that variables with address
22034 taken do not have DECL_GIMPLE_REG_P set.
22035 * tree-mudflap.c (mf_build_check_statement_for): Use
22036 force_gimple_operand instead of gimplify_expr.
22038 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22040 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22041 schedulable rows to compute_split_row.
22043 2009-03-31 Ben Elliston <bje@au.ibm.com>
22046 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22049 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22051 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22052 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22053 * configure: Regenerate.
22054 * config.in: Regenerate.
22055 * config/rs6000/rs6000.opt (mtls-markers): Add.
22056 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22057 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22058 (tls_ld_aix, tls_ld_sysv): Likewise.
22059 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22060 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22062 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22064 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22066 2009-03-30 Jan Hubicka <jh@suse.cz>
22068 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22070 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22071 detection and label handling.
22073 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22075 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22076 left_conflicts_size.
22077 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22078 ALLOCNO_LEFT_CONFLICTS_SIZE.
22080 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22081 remove_allocno_from_bucket_and_push,
22082 allocno_spill_priority_compare, push_allocnos_to_stack,
22083 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22084 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22085 (setup_allocno_left_conflicts_num): Ditto. Rename to
22086 setup_allocno_left_conflicts_size.
22087 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22088 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22089 setup_allocno_left_conflicts_size instead of
22090 setup_allocno_left_conflicts_num.
22092 * ira-build.c (ira_create_allocno): Use
22093 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22094 ALLOCNO_LEFT_CONFLICTS_NUM.
22096 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22098 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22099 instead of DF_LR_OUT.
22101 * ira-lives.c (process_bb_node_lives): Ditto.
22103 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22104 instead of DF_LR_{OUT,IN}.
22106 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22108 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22110 2009-03-30 Jan Hubicka <jh@suse.cz>
22112 * except.c (label_to_region_map): Fix thinko.
22114 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22116 PR middle-end/38237
22117 * tree.h (tree_find_value): New declaration.
22118 * tree.c (tree_find_value): New function.
22119 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22121 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22124 * c-decl.c (struct c_binding): Add locus field.
22125 (bind): Add locus argument, set locus field from it.
22126 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22127 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22128 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22129 implicitly_declare, undeclared_variable, lookup_label,
22130 declare_label, c_make_fname_decl, c_builtin_function,
22131 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22134 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22137 * config/i386/i386.c (classify_argument): Check total size of
22140 2009-03-30 Martin Jambor <mjambor@suse.cz>
22142 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22143 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22144 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22147 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22148 seen_variable_array_ref while also traversing a union.
22150 * tree-inline.c (optimize_inline_calls): Do not call
22151 cgraph_node_remove_callees.
22152 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22153 (pass_remove_cgraph_callee_edges): New variable.
22154 * passes.c (init_optimization_passes): Add
22155 pass_remove_cgraph_callee_edges after early inlining and before all
22156 late intraprocedural passes.
22158 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22160 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22162 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22163 Fix typos in names.
22165 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22167 * combine.c (simplify_comparison): Use have_insn_for.
22168 * dojump.c (do_jump): Likewise.
22170 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22172 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22173 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22174 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22175 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22176 instead of sparc_compare_emitted.
22177 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22178 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22179 instead of sparc_compare_emitted.
22181 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22183 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22184 enter/exit cfglayout mode.
22185 (pass_partition_block): Require it.
22186 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22187 (combine_instructions): Track basic blocks instead of labels.
22188 (update_cfg_for_uncondjump): New.
22189 (try_combine): Use it. Update jumps after rescanning.
22190 (pass_combine): Require PROP_cfglayout.
22191 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22193 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22195 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22196 Provide/destroy PROP_cfglayout respectively.
22197 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22198 * tree-pass.h (PROP_cfglayout): New.
22200 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22202 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22203 fold_convert_const_fixed_from_fixed,
22204 fold_convert_const_fixed_from_int,
22205 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22206 set TREE_CONSTANT_OVERFLOW.
22207 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22208 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22210 2009-03-30 Ira Rosen <irar@il.ibm.com>
22212 * tree-vect-loop-manip.c: New file.
22213 * tree-vectorizer.c: Update documentation and included files.
22214 (vect_loop_location): Make extern.
22215 (rename_use_op): Move to tree-vect-loop-manip.c
22216 (rename_variables_in_bb, rename_variables_in_loop,
22217 slpeel_update_phis_for_duplicate_loop,
22218 slpeel_update_phi_nodes_for_guard1,
22219 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22220 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22221 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22222 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22223 find_loop_location): Likewise.
22224 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22225 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22226 get_vectype_for_scalar_type, vect_is_simple_use,
22227 supportable_widening_operation, supportable_narrowing_operation):
22229 (bb_in_loop_p): Move to tree-vect-loop.c.
22230 (new_loop_vec_info, destroy_loop_vec_info,
22231 reduction_code_for_scalar_code, report_vect_op,
22232 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22233 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22234 (vect_supportable_dr_alignment): Likewise.
22235 * tree-vectorizer.h (tree-data-ref.h): Include.
22236 (vect_loop_location): Declare.
22237 Reorganize function declarations according to the new file structure.
22238 * tree-vect-loop.c: New file.
22239 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22240 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22241 * tree-vect-data-refs.c: New file.
22242 * tree-vect-patterns.c (timevar.h): Don't include.
22243 * tree-vect-stmts.c: New file.
22244 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22245 tree-vect-slp.c, tree-vect-loop.c.
22246 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22247 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22248 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22249 (tree-vect-analyze.o): Remove.
22250 (tree-vect-transform.o): Likewise.
22251 (tree-vect-data-refs.o): Add rule.
22252 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22253 tree-vect-slp.o): Likewise.
22254 (tree-vect-patterns.o): Remove redundant dependencies.
22255 (tree-vectorizer.o): Likewise.
22256 * tree-vect-slp.c: New file.
22258 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22260 * optc-gen.awk: Warn if an option flag has multiple different
22263 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22265 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22266 -floop-block): Document dependences on PPL, CLooG and Graphite.
22268 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22270 PR rtl-optimization/323
22271 * c-common.c (c_fully_fold, convert_and_check,
22272 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22273 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22274 * c-common.def (EXCESS_PRECISION_EXPR): New.
22275 * c-cppbuiltin.c (builtin_define_float_constants): Define
22276 constants with enough digits for long double.
22277 * c-lex.c (interpret_float): Interpret constant with excess
22278 precision where appropriate.
22279 * c-opts.c (c_common_post_options): Set
22280 flag_excess_precision_cmdline. Give an error for
22281 -fexcess-precision=standard for C++ for processors where the
22282 option is significant.
22283 * c-parser.c (c_parser_conditional_expression): Handle excess
22284 precision in condition.
22285 * c-typeck.c (convert_arguments): Handle arguments with excess
22287 (build_unary_op): Move excess precision outside operation.
22288 (build_conditional_expr): Likewise.
22289 (build_compound_expr): Likewise.
22290 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22291 (build_modify_expr): Handle excess precision in RHS.
22292 (convert_for_assignment): Handle excess precision in converted
22294 (digest_init, output_init_element, process_init_element): Handle
22295 excess precision in initializer.
22296 (c_finish_return): Handle excess precision in return value.
22297 (build_binary_op): Handle excess precision in operands and add
22298 excess precision as needed for operation.
22299 * common.opt (-fexcess-precision=): New option.
22300 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22301 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22302 For standard excess precision, output explicit conversion to and
22303 truncation from XFmode.
22304 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22305 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22306 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22307 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22308 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22309 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22310 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22311 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22312 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22313 define_splits, sqrt<mode>2): Disable where appropriate for
22314 standard excess precision.
22315 * convert.c (convert_to_real): Do not shorten arithmetic to type
22316 for which excess precision would be used.
22317 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22318 * doc/invoke.texi (-fexcess-precision=): Document option.
22319 (-mfpmath=): Correct index entry.
22320 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22321 flag_excess_precision): New.
22322 * langhooks.c (lhd_post_options): Set
22323 flag_excess_precision_cmdline.
22324 * opts.c (common_handle_option): Handle -fexcess-precision=.
22325 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22326 init_excess_precision): New.
22327 (lang_dependent_init_target): Call init_excess_precision.
22328 * tree.c (excess_precision_type): New.
22329 * tree.h (excess_precision_type): Declare.
22331 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22334 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22335 non-lvalue to component.
22337 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22339 PR preprocessor/34695
22340 * Makefile.in (c-opts.o): Depend on c-tree.h.
22341 * c-common.c: Move down include of diagnostic.h.
22342 (done_lexing, c_cpp_error): New.
22343 * c-common.h (done_lexing): Declare.
22344 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22346 * c-opts.c: Include c-tree.h.
22347 (c_common_init_options): Set preprocessor error callback.
22348 (c_common_handle_option): Do not set preprocessor
22349 inhibit_warnings, warnings_are_errors, warn_system_headers,
22350 pedantic_errors or inhibit_warnings flags.
22351 (c_common_post_options): Do not check cpp_errors (parse_in).
22352 (c_common_finish): Do not output dependencies if there were
22353 errors. Do not check return value of cpp_finish.
22354 * c-ppoutput.c (pp_file_change): Set input_location.
22355 * c-tree.h (c_cpp_error): Declare.
22356 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22358 (diagnostic_build_prefix): Check override_column.
22359 * diagnostic.h (diagnostic_info): Add override_column field.
22360 (diagnostic_override_column): Define.
22362 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22364 * c-common.c (c_expand_expr, c_staticp): Remove.
22365 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22366 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22367 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22368 * c-gimplify.c (gimplify_compound_literal_expr,
22369 optimize_compound_literals_in_ctor): Remove.
22370 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22371 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22372 * c-semantics.c (emit_local_var): Remove.
22374 * langhooks-def.h (lhd_expand_expr): Remove.
22375 * langhooks.c (lhd_expand_expr): Remove.
22376 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22378 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22379 handling from c-semantics.c; don't call into langhook.
22380 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22381 * gimplify.c (gimplify_compound_literal_expr,
22382 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22383 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22384 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22385 as was done in c-gimplify.c.
22386 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22387 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22388 Move from c-common.h.
22389 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22391 * tree.c (staticp): Do not call langhook.
22392 * langhooks.c (lhd_staticp): Delete.
22393 * langhooks-def.h (lhd_staticp): Delete prototype.
22394 (LANG_HOOKS_STATICP): Delete.
22395 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22397 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22398 instead of DECL_STMTs.
22400 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22408 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22410 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22411 contained expression.
22412 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22413 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22414 conditional expressions for C.
22415 (decl_constant_value_for_optimization): Move from
22416 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22417 whether optimizing and that the expression is a VAR_DECL not of
22418 array type instead of doing such checks in the caller. Do not
22419 check pedantic. Call gcc_unreachable for C++.
22420 * c-common.def (C_MAYBE_CONST_EXPR): New.
22421 * c-common.h (c_fully_fold, c_save_expr,
22422 decl_constant_value_for_optimization): New prototypes.
22423 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22424 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22425 EXPR_INT_CONST_OPERANDS): Define.
22426 * c-convert.c (convert): Strip nops from expression.
22427 * c-decl.c (groktypename): Take extra parameters expr and
22428 expr_const_operands. Update call to grokdeclarator.
22429 (start_decl): Update call to grokdeclarator. Add statement for
22430 expressions used in type of decl.
22431 (grokparm): Update call to grokdeclarator.
22432 (push_parm_decl): Update call to grokdeclarator.
22433 (build_compound_literal): Add parameter non_const and build a
22434 C_MAYBE_COSNT_EXPR if applicable.
22435 (grokdeclarator): Take extra parameters expr and
22436 expr_const_operands. Track expressions used in declaration
22437 specifiers and declarators. Fold array sizes and track whether
22438 they are constant expressions and whether they are integer
22439 constant expressions.
22440 (parser_xref_tag): Set expr and expr_const_operands fields in
22442 (grokfield): Update call to grokdeclarator.
22443 (start_function): Update call to grokdeclarator.
22444 (build_null_declspecs): Set expr and expr_const_operands fields in
22446 (declspecs_add_type): Handle expressions in typeof specifiers.
22447 * c-parser.c (c_parser_declspecs): Set expr and
22448 expr_const_operands fields for declaration specifiers.
22449 (c_parser_enum_specifier): Likewise.
22450 (c_parser_struct_or_union_specifier): Likewise.
22451 (c_parser_typeof_specifier): Likewise. Update call to
22452 groktypename. Fold expression as needed. Return expressions with
22453 type instead of adding statements.
22454 (c_parser_attributes): Update calls to c_parser_expr_list.
22455 (c_parser_statement_after_labels): Fold expression before passing
22456 to objc_build_throw_stmt.
22457 (c_parser_condition): Fold expression.
22458 (c_parser_asm_operands): Fold expression.
22459 (c_parser_conditional_expression): Use c_save_expr. Update call
22460 to build_conditional_expr.
22461 (c_parser_alignof_expression): Update call to groktypename.
22462 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22463 original_code. Fold expression argument of va_arg. Create
22464 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22465 argument to va_arg. Update calls to groktypename. Fold array
22466 index for offsetof. Verify that first argument to
22467 __builtin_choose_expr has integer type.
22468 (c_parser_postfix_expression_after_paren_type): Update calls to
22469 groktypename and build_compound_literal. Handle expressions with
22470 side effects in type name.
22471 (c_parser_postfix_expression_after_primary): Update call to
22472 c_parser_expr_list. Set original_code for calls to
22473 __builtin_constant_p.
22474 (c_parser_expr_list): Take extra parameter fold_p. Fold
22475 expressions if requested.
22476 (c_parser_objc_type_name): Update call to groktypename.
22477 (c_parser_objc_synchronized_statement): Fold expression.
22478 (c_parser_objc_receiver): Fold expression.
22479 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22480 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22481 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22482 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22483 (struct c_typespec): Add elements expr and expr_const_operands.
22484 (struct c_declspecs): Add elements expr and expr_const_operands.
22485 (groktypename, build_conditional_expr, build_compound_literal):
22487 (in_late_binary_op): Declare.
22488 * c-typeck.c (note_integer_operands): New function.
22489 (in_late_binary_op): New variable.
22490 (decl_constant_value_for_broken_optimization): Move to c-common.c
22491 and rename to decl_constant_value_for_optimization.
22492 (default_function_array_conversion): Do not strip nops.
22493 (default_conversion): Do not call
22494 decl_constant_value_for_broken_optimization.
22495 (build_array_ref): Do not fold result.
22496 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22497 result when operand is a VLA.
22498 (c_expr_sizeof_type): Update call to groktypename. Handle
22499 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22500 result when operand names a VLA type.
22501 (build_function_call): Update call to build_compound_literal.
22502 Only fold result for calls to __builtin_* functions. Strip
22503 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22504 the function designator.
22505 (convert_arguments): Fold arguments. Update call to
22506 convert_for_assignment.
22507 (build_unary_op): Handle increment and decrement of
22508 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22509 decrement earlier. Fold operand of increment and decrement.
22510 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22511 built for integer operand. Wrap returns that are INTEGER_CSTs
22512 without being integer constant expressions or that have integer
22513 constant operands without being INTEGER_CSTs.
22514 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22515 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22516 result is an integer constant expression or can be used in
22517 unevaluated parts of one and avoid folding and wrap as
22518 appropriate. Fold operands before possibly doing -Wsign-compare
22520 (build_compound_expr): Wrap result for C99 if operands can be used
22521 in integer constant expressions.
22522 (build_c_cast): Update call to digest_init. Do not ignore
22523 overflow from casting floating-point constants to integers. Wrap
22524 results that could be confused with integer constant expressions,
22525 null pointer constants or floating-point constants.
22526 (c_cast_expr): Update call to groktypename. Handle expressions
22527 included in type name.
22528 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22529 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22530 Update calls to convert_for_assignment.
22531 (convert_for_assignment): Take new parameter
22532 null_pointer_constant. Do not strip nops or call
22533 decl_constant_value_for_broken_optimization. Set
22534 in_late_binary_op for conversions to boolean.
22535 (store_init_value): Update call to digest_init.
22536 (digest_init): Take new parameter null_pointer_constant. Do not
22537 call decl_constant_value_for_broken_optimization. pedwarn for
22538 initializers not constant expressions. Update calls to
22539 convert_for_assignment.
22540 (constructor_nonconst): New.
22541 (struct constructor_stack): Add nonconst element.
22542 (really_start_incremental_init, push_init_level, pop_init_level):
22543 Handle constructor_nonconst and nonconst element.
22544 (set_init_index): Call constant_expression_warning for array
22546 (output_init_element): Fold value. Set constructor_nonconst as
22547 applicable. pedwarn for initializers not constant expressions.
22548 Update call to digest_init. Call constant_expression_warning
22549 where constant initializers are required.
22550 (process_init_element): Use c_save_expr.
22551 (c_finish_goto_ptr): Fold expression.
22552 (c_finish_return): Fold return value. Update call to
22553 convert_for_assignment.
22554 (c_start_case): Fold switch expression.
22555 (c_process_expr_stmt): Fold expression.
22556 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22557 ensure statement expression is not evaluated in constant expression.
22558 (build_binary_op): Track whether results are integer constant
22559 expressions or may occur in such, disable folding and wrap results
22560 as applicable. Fold operands for -Wsign-compare warnings unless
22562 (c_objc_common_truthvalue_conversion): Handle results folded to
22563 integer constants that are not integer constant expressions.
22564 * doc/extend.texi: Document when typeof operands are evaluated,
22565 that condition of __builtin_choose_expr is an integer constant
22566 expression, and more about use of __builtin_constant_p in
22569 2009-03-29 Richard Guenther <rguenther@suse.de>
22571 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22572 propagate addresses of array references.
22574 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22576 * regmove.c (perhaps_ends_bb_p): Remove.
22577 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22578 from INSN and check that the main loop stays within that basic block.
22579 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22580 (regmove_forward_pass): Split out from regmove_optimize. Use
22581 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22582 (regmove_backward_pass): Split out from regmove_optimize. Use
22583 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22584 (regmove_optimize): Simplify.
22586 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22589 * config/i386/i386.c (classify_argument): Ignore flexible array
22590 member in struct and warn ABI change.
22592 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22594 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22596 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22597 (ix86_adjust_cost): Updated.
22599 2009-03-29 Jan Hubicka <jh@suse.cz>
22601 PR middle-end/28850
22602 * tree-pass.h (pass_cleanup_eh): New function.
22603 (remove_unreachable_regions): Break code handling RTL
22604 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22605 that can not be reached by runtime.
22606 (can_be_reached_by_runtime): New function.
22607 (label_to_region_map): New function.
22608 (num_eh_regions): New function.
22609 (rtl_remove_unreachable_regions): New function.
22610 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22611 (remove_eh_region): New function.
22612 * except.h: Include sbitmap and vecprim.
22613 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22614 num_eh_regions): Declare.
22615 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22616 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22617 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22618 (tree_empty_eh_handler_p): New function.
22619 (cleanup_empty_eh): New function.
22620 (cleanup_eh): New function.
22621 (pass_cleanup_eh): New function.
22623 2009-03-29 Jan Hubicka <jh@suse.cz>
22625 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22626 for removed regions.
22628 2009-03-29 Jan Hubicka <jh@suse.cz>
22630 * except.c (dump_eh_tree): Dump all datastructures.
22632 2009-03-29 Jan Hubicka <jh@suse.cz>
22634 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22635 (duplicate_eh_regions_1): Likewise.
22636 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22637 vector; call EH verification.
22638 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22639 Be ready for region being removed.
22641 2009-03-29 Jan Hubicka <jh@suse.cz>
22643 * bitmap.c (bitmap_last_set_bit): New function.
22644 * bitmap.h (bitmap_last_set_bit): Declare.
22646 2009-03-29 David Ayers <ayers@fsfe.org>
22649 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22650 by calling objc_compare_types and surpress warnings about
22651 incompatible C pointers that are compatible ObjC pointers.
22653 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22655 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22656 call initialize_inline_failed.
22657 (initialize_inline_failed): Move it from here ...
22658 * cgraph.c (initialize_inline_failed): ... to here.
22659 (cgraph_create_edge): Call initialize_inline_failed rather than
22660 setting inline_failed directly.
22662 2009-03-29 Ben Elliston <bje@au.ibm.com>
22665 * sysv4.opt (msdata): Improve comment.
22666 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22667 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22669 2009-03-29 Ben Elliston <bje@au.ibm.com>
22672 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22673 load and store attributes.
22675 2009-03-29 Ben Elliston <bje@au.ibm.com>
22677 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22678 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22679 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22680 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22681 __builtin_infq and __builtin_huge_valq.
22683 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22685 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22687 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22688 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22690 2009-03-28 Xinliang David Li <davidxl@google.com>
22692 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22693 (do_dbg_cnt): New function.
22695 2009-03-28 Jan Hubicka <jh@suse.cz>
22697 Merge from pretty-ipa:
22699 2009-03-27 Jan Hubicka <jh@suse.cz>
22701 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22702 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22703 * passes.c (function_called_by_processed_nodes_p): New.
22704 * ipa-pure-const.c (check_call): Fix handling of operands.
22705 (analyze_function): Dump debug output for skipped bodies.
22706 (local_pure_const): Use function_called_by_processed_nodes_p.
22707 * dwarf2out.c (reference_to_unused): Use output.
22708 * passes.c (do_per_function_toporder): Likewise.
22710 2008-11-12 Jan Hubicka <jh@suse.cz>
22712 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22713 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22714 state_set_in_source enum
22715 (check_decl): Ignore memory tags; do not set fake looping flags;
22717 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22718 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22719 (check_call, analyze_function): Rewrite.
22721 (add_new_function): Update call of analyze_function.
22722 (generate_summary): Add call of analyze_function.
22723 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22724 (local_pure_const): New function.
22725 (pass_local_pure_const): New pass.
22726 * ipa-inline.c (inline_transform): Set after_inlining.
22727 * tree-eh.c (stmt_can_throw_external): New.
22728 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22729 work with aliasing built.
22730 * tree-flow.h (stmt_can_throw_external): New.
22731 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22732 and local pure/const pass in early and late optimization queue.
22734 2009-03-28 Martin Jambor <mjambor@suse.cz>
22736 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22738 (fold_binary): Allow function decl aligment consideration is the
22739 second argument is integer constant one.
22740 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22741 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22742 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22744 2009-03-28 Jan Hubicka <jh@suse.cz>
22746 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22747 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22748 * function.h (rtl_data): Add nothrow flag.
22749 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22750 set DECL_NOTHROW for AVAILABLE functions.
22752 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22754 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22755 following vector keyword has expansion starting with pixel or bool
22756 keyword, expand vector to __vector and pixel or bool to __pixel or
22760 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22761 warn_if_disallowed_function_p): Removed.
22762 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22763 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22764 warning_if_disallowed_function_p.
22765 * flags.h (warn_if_disallowed_function_p,
22766 warn_disallowed_functions): Removed.
22767 * common.opt (Wdisallowed-function-list=): Removed.
22768 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22770 2009-03-28 Richard Guenther <rguenther@suse.de>
22772 PR tree-optimization/38723
22773 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22776 2009-03-28 Jan Hubicka <jh@suse.cz>
22778 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22779 test introduced by my previous patch.
22781 2009-03-28 Richard Guenther <rguenther@suse.de>
22783 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22784 the PHIs value undefined.
22786 2009-03-28 Jan Hubicka <jh@suse.cz>
22788 * tree-pass.h (pass_fixup_cfg): New pass.
22789 * ipa-inline.c (inline_transform): Set
22790 always_inline_functions_inlined/after_inlining.
22791 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22792 (pass_fixup_cfg): New pass.
22793 * passes.c (init_optimization_passes): Add fixup_cfg.
22795 2009-03-28 Richard Guenther <rguenther@suse.de>
22797 PR tree-optimization/38458
22798 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22799 argument use the arguments copy-of value.
22801 2009-03-28 Richard Guenther <rguenther@suse.de>
22803 PR tree-optimization/38180
22804 * tree-ssa-ccp.c (get_default_value): Simplify.
22805 (likely_value): Likewise.
22806 (surely_varying_stmt_p): Properly handle VOP case.
22807 (ccp_initialize): Likewise.
22808 (ccp_fold): Handle propagating through *&.
22809 (fold_const_aggregate_ref): Also handle decls.
22811 2009-03-28 Jan Hubicka <jh@suse.cz>
22813 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22814 * cgraph.h (cgraph_node): Likewise.
22815 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22816 (cgraph_reset_node): Use process flag.
22817 (cgraph_mark_functions_to_output): Likewise.
22818 (cgraph_expand_function): Likewise.
22819 (cgraph_expand_all_functions): Likewise.
22820 (cgraph_output_in_order): Likewise.
22821 * dwarf2out.c (reference_to_unused): Likewise.
22822 * passes.c do_per_function_toporder): Likewise.
22824 2009-03-28 Jan Hubicka <jh@suse.cz>
22826 Bring from lto-branch:
22828 2008-09-03 Doug Kwan <dougkwan@google.com>
22830 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22831 enums instead of reason strings.
22832 * cgraph.c (cgraph_create_edge): Same.
22833 (cgraph_inline_failed_string): New function.
22834 * cgraph.h (cgraph_inline_failed_t): New enum type.
22835 (cgraph_inline_failed_string): New prototype.
22836 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22837 char pointer to cgraph_inline_failed_t.
22838 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22839 (cgraph_default_inline_p): Ditto.
22840 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22841 to cgraph_inline_failed_t pointer.
22842 * cif-code.def: New file.
22843 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22845 (cgraph_check_inline_limits): Change type of REASON to pointer to
22846 cgraph_inline_failed_t. Replace reason strings with enums.
22847 (cgraph_default_inline_p): Ditto.
22848 (cgraph_recursive_inlining_p): Ditto.
22849 (update_caller_keys): Change type of FAILED_REASON to
22850 cgraph_inline_failed_t.
22851 (cgraph_set_inline_failed): Change type of REASON to pointer to
22852 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22853 convert enums to strings for text output.
22854 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22855 to be of type cgraph_inline_failed_t. Replace reason strings with
22856 enums. Call cgraph_inline_failed_string to covert enums
22857 to strings for text output.
22858 (cgraph_decide_inlining): Replace reason strings with enums.
22859 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22860 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22862 * tree-inline.c (expand_call_inline): Change type of REASON
22863 to cgraph_inline_failed_t. Replace reason strings with enums.
22864 Call cgraph_inline_failed_string for text output.
22865 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22868 2009-03-28 Jan Hubicka <jh@suse.cz>
22870 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22871 cgraph_clone_node): Remove master clone handling.
22872 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22873 * cgraph.h (master_clone): Remove.
22874 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22875 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22876 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22878 2009-03-28 Jan Hubicka <jh@suse.cz>
22880 * cgraph.c (cgraph_function_body_availability): Functions declared
22881 inline are always safe to assume that it is not going to be replaced.
22883 2009-03-28 Richard Guenther <rguenther@suse.de>
22885 PR tree-optimization/38513
22886 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22887 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22888 EXC_PTR_EXPR and FILTER_EXPR.
22889 (get_ref_from_reference_ops): Likewise.
22891 2009-03-28 Richard Guenther <rguenther@suse.de>
22893 PR tree-optimization/38968
22894 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22895 Use FLOOR_MOD_EXPR to compute misalignment.
22897 2009-03-28 Richard Guenther <rguenther@suse.de>
22899 PR tree-optimization/37795
22900 * tree.h (combine_comparisons): Declare.
22901 * fold-const.c (combine_comparisons): Export.
22902 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22904 (ifcombine_iforif): Use combine_comparisons.
22906 2009-03-28 Jan Hubicka <jh@suse.cz>
22908 * tree-eh.c (inlinable_call_p): New function.
22909 (make_eh_edges): Use it.
22910 (verify_eh_edges): Use it.
22911 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22912 * except.c (reachable_next_level): Add inlinable_function argument
22913 (sjlj_find_directly_reachable_regions): Update.
22914 (add_reachable_handler): Do not set saw_any_handlers.
22915 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22916 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22917 Add new inlinable call parameter.
22918 (can_throw_internal, can_throw_external): Update.
22919 * except.h (can_throw_internal_1, can_throw_external_1,
22920 foreach_reachable_handler): Update declaration.
22922 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22924 * config/arm/t-arm-coff, config/h8300/coff.h,
22925 config/i386/i386-aout.h, config/i386/i386-coff.h,
22926 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22927 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22928 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22929 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22930 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22931 sys-types.h: Remove.
22932 * Makefile.in: Remove protoize and fixproto support and references
22934 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22935 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22937 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22938 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22939 unprotoize$(exeext).
22940 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22941 (.PHONY): Don't depend on proto.
22942 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22943 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22944 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22945 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22946 build/gen-protos.o, build/scan.o, xsys-protos.h,
22947 build/fix-header$(build_exeext), build/fix-header.o,
22948 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22949 stmp-install-fixproto): Remove.
22950 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22951 SYSCALLS.c or fixproto files.
22952 (install-common): Don't install protoize.
22953 (install-headers-tar, install-headers-cpio, install-headers-cp):
22954 Don't depend on $(STMP_FIXPROTO).
22955 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22956 install fixproto files or write out fixproto settings.
22957 (uninstall): Don't uninstall protoize.
22958 * config.gcc (use_fixproto): Remove.
22959 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22960 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22961 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22962 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22963 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22964 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22965 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22966 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22967 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22968 * config/t-vxworks (STMP_FIXPROTO): Remove.
22969 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22970 STMP_FIXPROTO): Remove.
22971 * config.in, configure: Regenerate.
22972 * crtstuff.c (gid_t, uid_t): Don't undefine.
22973 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22974 (arm-*-coff, arm-*-aout: Remove target entries.
22975 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22976 Remove mention of AIX 4.1.
22977 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22978 * doc/invoke.texi (Running Protoize): Remove.
22979 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22980 (Protoize Caveats): Remove.
22981 * tsystem.h: Update comments on headers assumed to exist.
22983 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22985 * genautomata.c: Add a new year to the copyright. Add a new
22987 (struct insn_reserv_decl): Add comments for member bypass_list.
22988 (find_bypass): Remove.
22989 (insert_bypass): New.
22990 (process_decls): Use insert_bypass.
22991 (output_internal_insn_latency_func): Output all bypasses with the
22992 same input insn in one switch case.
22994 * rtl.def (define_bypass): Describe bypass choice.
22995 * doc/md.texi (define_bypass): Ditto.
22997 2009-03-27 Richard Guenther <rguenther@suse.de>
22999 * gimplify.c (mark_addressable): Export.
23000 * tree-flow.h (mark_addressable): Declare.
23001 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23002 * tree-ssa.c (verify_phi_args): Verify that address taken
23003 variables have TREE_ADDRESSABLE set.
23005 2009-03-27 Richard Guenther <rguenther@suse.de>
23007 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23008 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23009 Do not mark decls TREE_ADDRESSABLE.
23010 (build_fold_addr_expr): Adjust.
23011 (fold_addr_expr): Remove.
23012 (fold_unary): Use build_fold_addr_expr.
23013 (fold_comparison): Likewise.
23014 (split_address_to_core_and_offset): Likewise.
23015 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23017 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23018 (gimplify_modify_expr_to_memcpy): Mark source and destination
23020 * omp-low.c (create_omp_child_function): Mark the object decl
23022 (lower_rec_input_clauses): Mark the var we take the address of
23024 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23026 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23028 PR middle-end/39315
23029 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23030 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23032 2009-03-27 Richard Guenther <rguenther@suse.de>
23034 PR tree-optimization/39120
23035 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23037 (handle_lhs_call): Process return constraints. Add escape
23038 constraints if necessary.
23039 (handle_const_call): Fill out return constraints. Make nested
23040 case more precise. Avoid consttmp if possible.
23041 (handle_pure_call): Fill out return constraints. Avoid
23042 callused if possible.
23043 (find_func_aliases): Simplify call handling.
23045 2009-03-27 Richard Guenther <rguenther@suse.de>
23047 PR tree-optimization/39120
23048 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23049 as a representative.
23050 (solve_graph): Do propagate CALLUSED.
23051 (handle_pure_call): Use a scalar constraint from CALLUSED for
23053 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23056 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23059 * c-common.c (handle_aligned_attribute): Properly check alignment
23060 overflow. Use (1U << i) instead of (1 << i).
23062 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23064 * expr.h (get_mem_align_offset): Updated.
23066 * tree.h (tree_decl_common): Change align to "unsigned int" and
23067 move it before pointer_alias_set.
23069 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23070 Jakub Jelinek <jakub@redhat.com>
23073 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23074 gr_register_operand with gr_reg_or_0_operand.
23075 (cmpxchg_rel_di): Likewise.
23076 (sync_lock_test_and_set<mode>): Likewise.
23078 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23080 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23081 (true_regnum): Likewise.
23083 * rtlanal.c (subreg_info): Moved to ...
23084 * rtl.h (subreg_info): Here. New.
23085 (subreg_get_info): New.
23087 * rtlanal.c (subreg_get_info): Make it extern.
23089 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23092 * config/i386/i386.c (ix86_abi): New.
23093 (override_options): Handle -mabi=.
23094 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23095 (ix86_call_abi_override): Likewise.
23096 (init_cumulative_args): Likewise.
23097 (function_arg_advance): Likewise.
23098 (function_arg_64): Likewise.
23099 (function_arg): Likewise.
23100 (ix86_pass_by_reference): Likewise.
23101 (ix86_function_value_regno_p): Likewise.
23102 (ix86_build_builtin_va_list_abi): Likewise.
23103 (setup_incoming_varargs_64): Likewise.
23104 (is_va_list_char_pointer): Likewise.
23105 (ix86_init_machine_status): Likewise.
23106 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23107 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23108 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23109 (ix86_function_abi): Make it static and return enum calling_abi.
23110 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23112 (ix86_fn_abi_va_list): Updated.
23114 * config/i386/i386.h (ix86_abi): New.
23115 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23116 (CONDITIONAL_REGISTER_USAGE): Likewise.
23117 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23118 (machine_function): Likewise.
23120 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23122 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23123 (STACK_BOUNDARY): Likewise.
23124 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23126 * config/i386/i386.opt (mabi=): New.
23128 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23129 return enum calling_abi.
23130 (ix86_function_type_abi): Likewise.
23131 (ix86_function_abi): Removed.
23133 * doc/invoke.texi: Document -mabi= option for x86.
23135 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23137 * builtins.c (real_dconstp): Delete.
23138 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23140 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23141 Jakub Jelinek <jakub@redhat.com>
23144 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23145 (gen_subprogram_die): When a function is explicit, generate the
23146 DW_AT_explicit attribute.
23147 * langhooks.h (struct lang_hooks_for_decls): Add
23148 function_decl_explicit_p langhook.
23149 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23150 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23152 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23154 * builtins.c (fold_builtin_memory_op): Optimize memmove
23155 into memcpy if we can prove source and destination don't overlap.
23157 * tree-inline.c: Include gt-tree-inline.h.
23158 (clone_fn_id_num): New variable.
23159 (clone_function_name): New function.
23160 (tree_function_versioning): Use it.
23161 * Makefile.in (GTFILES): Add tree-inline.c.
23163 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23165 * BASE-VER: Change to 4.5.0.
23167 2009-03-27 Xinliang David Li <davidxl@google.com>
23169 PR tree-optimization/39557
23170 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23172 2009-03-27 Xinliang David Li <davidxl@google.com>
23174 PR tree-optimization/39548
23175 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23178 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23180 * c-common.c (pointer_int_sum): Use %wd on return from
23183 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23185 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23186 on return from tree_low_cst.
23188 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23191 * ginclude/stdarg.h (va_copy): Define also for
23192 __GXX_EXPERIMENTAL_CXX0X__.
23194 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23197 * builtins.h (c_strlen): Do not warn here.
23198 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23199 * c-common.c (pointer_int_sum): Take an explicit location.
23200 Warn about offsets out of bounds.
23201 * c-common.h (pointer_int_sum): Adjust declaration.
23203 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23205 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23208 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23211 * opts.c (warn_if_disallowed_function_p): Don't assume
23212 get_callee_fndecl must return non-NULL.
23214 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23216 PR rtl-optimization/39522
23217 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23218 when reg_reloaded_valid is set.
23220 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23222 * config/spu/divv2df3.c: New file.
23223 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23224 (DPBIT_FUNCS): Filter out _div_df.
23226 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23228 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23229 a jump insn, count that jump in the distance to the loop start.
23231 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23234 * config/sh/sh.c (calc_live_regs): Fix condition for global
23235 registers except PIC_OFFSET_TABLE_REGNUM.
23237 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23240 * doc/invoke.texi (-mconsole): New.
23242 (-mno-cygwin): New.
23244 (-mnop-fun-dllimport): New.
23248 (sub section "i386 and x86-64 Windows Options"): New.
23250 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23252 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23253 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23255 2009-03-25 Richard Guenther <rguenther@suse.de>
23257 PR middle-end/39497
23258 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23261 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23263 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23264 neither of haifa/selective schedulers are working.
23266 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23268 * doc/invoke.texi (Debugging Options): Fix description of
23269 -fno-merge-debug-strings.
23271 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23273 * config/cris/libgcc.ver: New version-script.
23274 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23276 * configure.ac <GAS features, nop mnemonic>: Add pattern
23277 crisv32-*-* for "nop".
23278 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23279 * configure: Regenerate.
23281 2009-03-24 Ira Rosen <irar@il.ibm.com>
23283 PR tree-optimization/39529
23284 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23285 mark_sym_for_renaming for the tag copied to the new vector
23288 2009-03-24 Arthur Loiret <aloiret@debian.org>
23290 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23291 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23292 EXTRA_SPEC_FUNCTIONS.
23293 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23294 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23295 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23296 -march and -mtune options.
23298 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23300 * config/m68k/t-rtems: Add m5329 multilib.
23302 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23303 Jakub Jelinek <jakub@redhat.com>
23306 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23309 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23312 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23313 instead of c_parser_expression_conv, if original_code isn't one of the
23314 4 allowed comparison codes, fail.
23316 2009-03-23 Richard Guenther <rguenther@suse.de>
23318 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23319 * tree.h (struct tree_type): Likewise.
23320 * reload.h (struct insn_chain): Likewise.
23321 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23322 * function.h (struct function): Likewise.
23323 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23325 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23327 PR tree-optimization/39516
23328 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23330 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23332 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23333 should be set true if BITS_PER_WORD of target is bigger than 32
23335 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23337 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23338 Translate -B-options to -rpath-link. Correct existing
23339 rpath-link and conditionalize on !nostdlib.
23341 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23343 * doc/extend.texi (Function Attributes, Variable Attributes):
23345 * doc/invoke.texi (Debugging Options, Optimize Options)
23346 (i386 and x86-64 Options, MCore Options): Likewise.
23348 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23351 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23352 it for block local namespace aliases.
23353 (gen_decl_die): Pass context_die to gen_namespace_die.
23355 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23358 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23359 minimum or maximum value.
23361 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23363 * reginfo.c (globalize_reg): Recompute derived reg sets.
23365 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23368 * libgcc2.c (mprotect): Do not use signed arguments for
23369 VirtualProtect, use DWORD arguments. Also fix the 'may
23370 be used uninitialized' warning for the np variable.
23372 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23375 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23376 functions using regparm calling conventions when not optimizing.
23377 (ix86_function_sseregparm): Similarly for sseregparm calling
23380 2009-03-19 Li Feng <nemokingdom@gmail.com>
23382 PR middle-end/39500
23383 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23384 dependence if the first conflict is after niter iterations.
23386 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23388 PR middle-end/38609
23389 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23390 functions with dynamic stack-pointer adjustments.
23392 2009-03-19 Ben Elliston <bje@au.ibm.com>
23394 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23395 option; change to -msdata=data.
23397 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23399 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23402 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23405 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23407 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23409 * doc/invoke.texi (Code Gen Options): Expand discussion of
23412 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23414 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23415 * matrix-reorg.c (struct matrix_info): Likewise.
23416 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23417 * rtl.h (struct mem_attrs): Likewise.
23418 * df.h (struct df): Likewise.
23419 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23420 * ira-int.h (struct ira_allocno): Likewise.
23421 * df-scan.c (struct df_collection_rec): Likewise.
23422 * ira.c (struct equivalence): Likewise.
23423 * function.c (struct temp_slot): Likewise.
23424 * cfgloop.h (struct loop): Likewise.
23427 * function.c (use_register_for_decl): When not optimizing, disregard
23428 register keyword for variables with types containing methods.
23430 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23432 PR middle-end/39447
23433 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23434 (is_simple_operand): Call contains_component_ref_p before calling data
23435 reference analysis that would fail on COMPONENT_REFs.
23437 * tree-vrp.c (search_for_addr_array): Fix formatting.
23439 2009-03-18 Richard Guenther <rguenther@suse.de>
23441 * tree-vect-transform.c (vect_loop_versioning): Fold the
23442 generated comparisons.
23443 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23444 (slpeel_tree_peel_loop_to_edge): Likewise.
23446 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23448 PR middle-end/37805
23449 * opts.c (print_specific_help): In addition to `undocumented',
23450 accept `separate' and `joined' flags if passed alone. Describe
23451 output by the first matched one of those.
23452 (common_handle_option): Skip over empty strings.
23453 * gcc.c (display_help): Fix help string for `--help='.
23454 * doc/invoke.texi (Option Summary, Overall Options): With
23455 `--help=', classes and qualifiers can both be repeated, but
23456 only the latter can be negated. One should not pass only
23457 negated qualifiers. Fix markup and examples.
23460 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23461 PR middle-end/37805
23462 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23463 and -fhelp=separate.
23465 2009-03-17 Jing Yu <jingyu@google.com>
23467 PR middle-end/39378
23468 * function.h (struct rtl_data): Move is_thunk from here...
23469 (struct function): ...to here.
23470 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23471 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23473 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23475 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23476 (alpha_output_function_end_prologue): Likewise.
23477 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23478 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23479 (rs6000_output_function_epilogue): Likewise.
23480 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23482 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23485 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23486 from different units in a single alternative.
23487 (*truncdfsf_i387): Ditto.
23488 (*truncxfsf2_mixed): Ditto.
23489 (*truncxfdf2_mixed): Ditto.
23491 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23493 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23494 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23497 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23498 unused non-artificial variables when not optimizing.
23501 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23502 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23503 NAMESPACE_DECL in its DECL_INITIAL.
23505 PR middle-end/39443
23506 * optabs.c (set_user_assembler_libfunc): New function.
23507 * expr.h (set_user_assembler_libfunc): New prototype.
23508 * c-common.c: Include libfuncs.h.
23509 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23510 for memcmp, memset, memcpy, memmove and abort.
23511 * Makefile.in (c-common.o): Depend on libfuncs.h.
23514 * dwarf2out.c (gen_inlined_enumeration_type_die,
23515 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23516 gen_tagged_type_instantiation_die): Removed.
23517 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23520 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23523 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23525 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23526 (check-parallel-%): Ditto.
23527 (check-consistency): Ditto.
23529 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23531 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23532 local variable rhs by NULL_TREE.
23534 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23537 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23539 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23542 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23544 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23547 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23548 for ms->sysv ABI calls only in 64bit mode.
23550 * config/i386/i386.md (untyped_call): Support 32bit.
23552 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23554 * doc/extend.texi: Replace x86_65 with x86_64.
23556 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23558 PR tree-optimization/39455
23559 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23560 mismatches for POINTER_TYPE_P (type).
23561 (number_of_iterations_le): Likewise.
23563 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23565 * config/picochip/picochip.c: Removed profiling support.
23566 * config/picochip/picochip.md: Removed profiling instruction.
23567 * config/picochip/picochip.h: Removed profiling builtin.
23569 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23571 * doc/install.texi (--with-host-libstdcxx): Document.
23573 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23576 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23577 generate a warning if the function name does not begin with
23578 "__vector" and the function has either the 'signal' or 'interrupt'
23579 attribute, from here to ...
23580 (avr_declare_function_name): ...here. New function.
23581 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23582 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23584 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23587 * cse.c (fold_rtx): Don't modify original const_arg1 when
23588 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23589 separate variable instead.
23590 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23591 from out of range shift counts.
23592 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23594 2009-03-13 Catherine Moore <clm@codesourcery.com>
23596 * config/i386/x-mingw32 (host-mingw32.o): Replace
23597 diagnostic.h with $(DIAGNOSTIC_H).
23599 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23602 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23604 * config/i386/sync.md (sync_compare_and_swap<mode>,
23605 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23606 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23608 (sync_double_compare_and_swapdi_pic,
23609 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23610 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23612 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23615 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23617 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23620 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23621 (avx_addsubv4df3): Likewise.
23622 (*avx_addsubv4sf3): Likewise.
23623 (sse3_addsubv4sf3): Likewise.
23625 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23628 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23630 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23633 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23634 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23635 registers for allocnos created from user-defined variables.
23637 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23640 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23641 of non-integer mode as well.
23643 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23645 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23646 for functions for which the parameter types are unknown.
23648 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23651 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23652 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23653 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23654 * config/i386/i386.c (ix86_local_alignment): For
23655 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23656 long long variables on the stack to avoid dynamic realignment.
23657 Allow the first argument to be a decl rather than type.
23658 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23660 2009-03-11 Nick Clifton <nickc@redhat.com>
23663 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23665 Add description to mno-lsim option.
23666 * config/mcore/mcore.h: Remove comment about deprecated m4align
23668 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23669 * doc/invoke.texi: Add description of mno-lsim and
23670 mstack-increment options.
23672 * config/fr30/fr30.opt: Document the -mno-lsim option.
23673 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23674 and -mno-lsim options.
23676 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23678 * fold-const.c (fold_comparison): Only call fold_inf_compare
23679 if the mode supports infinities.
23681 2009-03-11 Jason Merrill <jason@redhat.com>
23684 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23685 end already did. Notice GIMPLE_CALL modifications of the result.
23686 Don't copy debug information from an ignored decl or a decl from
23689 2009-03-10 Richard Guenther <rguenther@suse.de>
23690 Nathan Froyd <froydnj@codesourcery.com>
23692 PR middle-end/37850
23693 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23694 (__divMODE3): Likewise.
23696 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23698 PR tree-optimization/39394
23699 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23700 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23702 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23704 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23705 inline asms for register asm ("") declarations.
23707 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23709 * fold-const.c (fold_unary): Fix comment.
23711 2009-03-07 Jan Hubicka <jh@suse.cz>
23714 * tree-inline.c (setup_one_parameter): Do replacement of const
23715 argument by constant in SSA form.
23717 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23719 PR middle-end/38028
23720 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23721 determine alignment passed to assign_stack_local.
23722 (assign_parms_unsplit_complex): Likewise.
23723 * except.c (sjlj_build_landing_pads): Likewise.
23725 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23727 PR middle-end/39360
23728 * tree-flow.h (add_referenced_var): Return bool instead of void.
23729 * tree-dfa.c (add_referenced_var): Return result of
23730 referenced_var_check_and_insert call.
23731 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23732 of referenced_var_check_and_insert.
23735 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23736 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23737 DIE, don't emit it if abstract origin already has it.
23738 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23739 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23741 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23743 * genpreds.c (needs_variable): Fix parentheses at variable name
23745 (write_tm_constrs_h): Indent generated code.
23747 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23749 * doc/extend.texi (Function Attributes): Add documentation
23750 for isr attributes.
23752 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23755 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23756 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23758 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23760 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23763 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23766 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23767 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23769 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23771 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23772 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23773 constants instead of magic numbers.
23774 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23776 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23777 (x86_64_ms_abi_int_parameter_registers): Ditto.
23778 (x86_64_int_return_registers): Ditto.
23779 (ix86_maybe_switch_abi): Ditto.
23780 (ix86_expand_call): Ditto for clobbered_registers array.
23781 (ix86_hard_regno_mode_ok): Ditto.
23782 (x86_extended_QIreg_mentioned_p): Ditto.
23784 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23786 PR tree-optimization/39349
23787 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23789 * combine.c (gen_lowpart_for_combine): Use omode when generating
23792 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23794 PR rtl-optimization/39235
23795 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23797 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23799 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23801 2009-03-04 Richard Guenther <rguenther@suse.de>
23803 PR tree-optimization/39362
23804 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23805 that occur in abnormal PHIs should be varying.
23807 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23809 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23811 (simple_iv): Take loop as an argument instead of statement.
23812 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23813 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23815 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23817 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23818 * matrix-reorg.c (analyze_transpose): Ditto.
23819 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23820 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23821 * tree-predcom.c (ref_at_iteration): Ditto.
23822 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23824 2009-03-04 Richard Guenther <rguenther@suse.de>
23826 PR tree-optimization/39358
23827 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23828 escaped_id and callused_id.
23829 (solve_graph): Likewise.
23831 2009-03-04 Richard Guenther <rguenther@suse.de>
23833 PR tree-optimization/39339
23834 * tree-sra.c (try_instantiate_multiple_fields): Make it
23835 no longer ICE on the above.
23837 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23839 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23840 that fits within Pmode.
23842 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23844 PR middle-end/10109
23845 * tm.texi (LIBCALL_VALUE): Update description.
23847 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23849 PR middle-end/34443
23850 * doc/extend.texi (section): Update description.
23852 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23854 PR middle-end/39345
23855 * tree-inline.c (remapped_type): New.
23856 (can_be_nonlocal): Call remapped_type instead of remap_type.
23858 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23861 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23862 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23864 2009-03-03 Richard Guenther <rguenther@suse.de>
23866 PR middle-end/39272
23867 * tree.c (tree_nonartificial_location): New function.
23868 * tree.h (tree_nonartificial_location): Declare.
23869 * builtins.c (expand_builtin_memory_chk): Provide location
23870 of the call location for artificial function pieces.
23871 (maybe_emit_chk_warning): Likewise.
23872 (maybe_emit_sprintf_chk_warning): Likewise.
23873 (maybe_emit_free_warning): Likewise.
23874 * expr.c (expand_expr_real_1): Likewise.
23876 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23878 PR tree-optimization/39343
23879 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23880 COMPONENT_REF t has ARRAY_TYPE.
23882 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23884 PR middle-end/39335
23885 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23886 when the type precision of the induction variable should be
23887 larger than the type precision of nit.
23888 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23889 * graphite.c (graphite_loop_normal_form): Same.
23890 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23892 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23894 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23895 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23896 numbers to describe clobbered registers.
23897 (*call_value_0_rex64_ms_sysv): Ditto.
23898 * config/i386/mmx.md (mmx_emms): Ditto.
23899 (mmx_femms): Ditto.
23901 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23903 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23906 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23908 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23909 (spu_section_type_flags): New function.
23911 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23913 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23914 reg_class_contents of FLOAT_REGS into a temporary.
23916 2009-03-02 Richard Guenther <rguenther@suse.de>
23917 Ira Rosen <irar@il.ibm.com>
23919 PR tree-optimization/39318
23920 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23921 information to the vectorized statement.
23923 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23925 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23926 variable. Use defined names instead of magic constants for REX SSE
23929 2009-03-01 Richard Guenther <rguenther@suse.de>
23931 PR tree-optimization/39331
23932 * omp-low.c (lower_send_shared_vars): Do not receive new
23933 values for the reference of DECL_BY_REFERENCE parms or results.
23935 2009-03-01 Jan Hubicka <jh@suse.cz>
23938 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23939 BLOCK_NONLOCALIZED_VAR): New macros.
23940 (tree_block): Add nonlocalized_vars.
23941 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23942 gen_decl_die): Add origin argument. Allow generation of die with
23943 origin at hand only.
23944 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23945 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23947 (gen_block_die): Fix checking for unused blocks.
23948 (process_scope_var): Break out from .... ; work with origins only.
23949 (decls_for_scope) ... here; process nonlocalized list.
23950 (dwarf2out_ignore_block): Look for nonlocalized vars.
23951 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23953 (dump_scope_block): Dump them.
23954 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23955 (remap_block): Likewise.
23956 (can_be_nonlocal): New predicate.
23957 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23959 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23961 * configure: Regenerate.
23963 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23965 * optc-gen.awk: No need to duplicate option flags twice.
23966 Reuse help texts for duplicate options which do not have any.
23968 * gcc.c (display_help): Document --version.
23970 * gcc.c (main): If print_help_list and verbose_flag, ensure
23971 driver output comes before subprocess output.
23973 * optc-gen.awk: Assign all remaining fields to help string,
23974 space-separated, for multi-line help in *.opt.
23976 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23977 -Wno-pedantic-ms-format is for MinGW targets only.
23979 * doc/options.texi (Option file format): Fix bad indentation,
23980 restoring dropped sentence.
23982 2009-02-28 Jan Hubicka <jh@suse.cz>
23984 * tree-inline.c (tree_function_versioning): Output debug info.
23986 2009-02-28 Jan Hubicka <jh@suse.cz>
23989 * tree-inline.c (setup_one_parameter): Do not copy propagate
23990 arguments when not optimizing.
23992 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23995 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23996 (avx_addsubv4df3): Likewise.
23997 (*avx_addsubv4sf3): Likewise.
23998 (sse3_addsubv4sf3): Likewise.
23999 (*avx_addsubv2df3): Likewise.
24000 (sse3_addsubv2df3): Likewise.
24001 (avx_unpckhps256): Correct item selectors.
24002 (avx_unpcklps256): Likewise.
24003 (avx_unpckhpd256): Likewise.
24004 (avx_unpcklpd256): Likewise.
24006 2009-02-28 Jan Hubicka <jh@suse.cz>
24008 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24010 (copy_arguments_for_versioning): If var is declared don't declare it.
24011 (tree_function_versioning): First setup substitutions and then copy
24014 2009-02-27 Jan Hubicka <jh@suse.cz>
24017 * cgraph.h (varpool_output_debug_info): Remove.
24018 * cgraphunit.c (varpool_output_debug_info): Remove.
24019 * dwarf2out.c (deferred_locations_struct): New struct
24020 (deferred_locations): New type.
24021 (deferred_locations_list): New static var.
24022 (deffer_location): New function.
24023 (gen_variable_die): Use it.
24024 (decls_for_scope): Output info on local static vars.
24025 (dwarf2out_finish): Process deferred locations.
24026 * varpool.c (varpool_output_debug_info): Remove.
24028 2009-02-27 Jan Hubicka <jh@suse.cz>
24031 * tree.h (TREE_PROTECTED): Fix comment.
24032 (BLOCK_HANDLER_BLOCK): Remove.
24033 (struct tree_block): Remove handler_block add body_block.
24034 (inlined_function_outer_scope_p): New.
24035 (is_body_block): Remove.
24036 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24037 * dwarf2out.c (is_inlined_entry_point): Remove.
24038 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24039 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24041 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24042 * gimplify.c (gimplify_expr): Gimplify body blocks.
24043 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24044 block with multiple subblocks.
24045 (dump_scope_block): Prettier output; dump more flags and info.
24046 (dump_scope_blocks): New.
24047 (remove_unused_locals): Use dump_scope_blocks.
24048 * tree-flow.h (dump_scope_blocks): Declare.
24049 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24050 * stmt.c (is_body_block): Remove.
24051 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24052 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24054 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24056 PR middle-end/39308
24057 * graphite.c (graphite_loop_normal_form): Do not call
24058 number_of_iterations_exit from a gcc_assert.
24060 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24062 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24063 jumps if COND is NULL.
24064 (find_cond_jump): New function.
24065 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24066 * config/s390/s390.md: Remove z10_cobra attribute value.
24068 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24070 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24071 force_const_mem returns NULL_RTX.
24073 2009-02-26 Jan Hubicka <jh@suse.cz>
24076 * cgraph.h (varpool_output_debug_info): Remove.
24077 * cgraphunit.c (varpool_output_debug_info): Remove.
24078 * dwarf2out.c (deferred_locations_struct): New struct
24079 (deferred_locations): New type.
24080 (deferred_locations_list): New static var.
24081 (deffer_location): New function.
24082 (gen_variable_die): Use it.
24083 (decls_for_scope): Output info on local static vars.
24084 (dwarf2out_finish): Process deferred locations.
24085 * varpool.c (varpool_output_debug_info): Remove.
24087 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24089 PR rtl-optimization/39241
24090 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24091 to subreg_offset_representable_p.
24093 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24095 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24096 execute function prototype. Get f and nregs from max_reg_num
24097 and get_insns. Remove the first backward pass as it's dead,
24098 guard the forward pass by flag_expensive_optimizations.
24099 (rest_of_handle_regmove): Delete.
24100 (pass_regmove): Replace it with regmove_optimize.
24102 2009-02-25 Martin Jambor <mjambor@suse.cz>
24104 PR tree-optimization/39259
24105 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24106 calls_alloca function flags.
24107 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24108 calls are detected.
24110 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24112 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24113 flags_set_1_rtx, flags_set_1_set): Delete.
24114 (regmove_optimize): Do not call mark_flags_life_zones.
24116 2009-02-24 Julian Brown <julian@codesourcery.com>
24119 * config/arm/arm.c (require_pic_register): Only set
24120 cfun->machine->pic_reg once per function.
24122 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24124 * doc/invoke.texi (Link Options): Document an easier way to pass
24125 options that take arguments to the GNU linker using -Xlinker and -Wl.
24127 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24130 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24132 2009-02-24 Richard Guenther <rguenther@suse.de>
24135 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24137 2009-02-24 Richard Guenther <rguenther@suse.de>
24138 Zdenek Dvorak <ook@ucw.cz>
24140 PR tree-optimization/39233
24141 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24142 from converting them to a generic type.
24144 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24146 PR tree-optimization/39260
24147 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24148 contains a condition with a real type.
24149 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24151 2009-02-23 Jason Merrill <jason@redhat.com>
24154 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24155 narrowing_initializer_constant_valid_p.
24156 (narrowing_initializer_constant_valid_p): Don't return
24157 null_pointer_node for adding a pointer to itself.
24159 2009-02-23 Jan Hubicka <jh@suse.cz>
24162 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24165 2009-02-23 Jan Hubicka <jh@suse.cz>
24167 PR tree-optimization/37709
24168 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24169 * tree.h (block_ultimate_origin): Declare.
24170 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24171 * tree-ssa-live.c (remove_unused_scope_block_p):
24172 Eliminate blocks containig no instructions nor live variables nor
24174 (dump_scope_block): New function.
24175 (remove_unused_locals): Enable removal of dead blocks by default;
24176 enable dumping at TDF_DETAILS.
24178 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24180 * config/i386/i386.c (classify_argument): Don't allow COImode
24182 (function_arg_advance_32): Don't allow OImode.
24183 (function_arg_32): Likewise.
24184 (function_value_32): Likewise.
24185 (return_in_memory_32): Likewise.
24186 (function_arg_64): Remove OImode comment.
24188 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24191 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24192 ix86_expand_vector_set for V4DImode in 64bit mode only.
24193 (ix86_expand_vector_init_one_var): Likewise.
24195 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24197 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24199 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24202 * loop-iv.c: Revert last change.
24203 * emit-rtl.c: Likewise.
24205 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24208 * config/i386/i386.c (type_natural_mode): Remove an extra
24209 space in the warning message.
24210 (function_value_32): Handle 32-byte vector modes.
24211 (return_in_memory_32): Likewise.
24213 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24215 * loop-iv.c (truncate_value): New function.
24216 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24218 (lowpart_subreg): Move to...
24219 * emit-rtl.c: ...here.
24221 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24223 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24224 accidental and undocumented change at revision 140860.
24226 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24228 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24229 take gimple_seq * arguments.
24230 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24231 types_compatible_p langhook.
24233 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24234 Joseph Myers <joseph@codesourcery.com>
24236 * config/arm/arm.c (arm_builtin_va_list): New function.
24237 (arm_expand_builtin_va_start): Likewise.
24238 (arm_gimplify_va_arg_expr): Likewise.
24239 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24240 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24241 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24242 (va_list_type): New variable.
24243 (arm_mangle_type): Mangle va_list_type appropriately.
24245 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24247 PR middle-end/39157
24248 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24249 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24250 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24251 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24252 parameter to 1000 for -O1 by default.
24253 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24255 * loop-invariant.c: Include params.h.
24256 (move_loop_invariants): Don't call move_single_loop_invariants on
24259 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24261 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24262 offset when calculating bounds for indexing stack_usage_map. Fixes
24263 a buffer overflow with certain target setups.
24265 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24268 * calls.c (expand_call): Clear try_tail_call if caller and callee
24269 disagree in promotion of function return value.
24271 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24274 * c-common.c (c_determine_visibility): If visibility changed and
24275 DECL_RTL has been already set, call make_decl_rtl to update symbol
24278 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24281 * varasm.c (assemble_variable): Don't check DECL_NAME when
24282 globalizing a variable.
24284 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24287 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24288 expression before any __builtin_trap call.
24289 * c-typeck.c (build_function_call): Convert and check function
24290 arguments before generating a call to a trap. Evaluate the
24291 function arguments before the trap.
24293 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24296 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24297 (UNSPEC_FXAM_MEM): New unspec.
24298 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24299 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24300 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24302 2009-02-19 Richard Guenther <rguenther@suse.de>
24304 PR tree-optimization/39207
24305 PR tree-optimization/39074
24306 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24307 storedanything_tree): New.
24308 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24309 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24310 (build_succ_graph): Add edges from STOREDANYTHING to all
24312 (init_base_vars): Initialize STOREDANYTHING.
24313 (compute_points_to_sets): Free substitution info after
24314 building the succ graph.
24315 (ipa_pta_execute): Likewise.
24317 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24319 (do_ds_constraint): Do not add to special var or non-pointer
24321 (type_could_have_pointers): Split out from ...
24322 (could_have_pointers): ... here. For arrays use the element type.
24323 (create_variable_info_for): Initialize may_have_pointers.
24324 (new_var_info): Likewise.
24325 (handle_lhs_call): Make the HEAP variable unknown-sized.
24326 (intra_create_variable_infos): Use a type with pointers for
24327 PARM_NOALIAS, make it unknown-sized.
24329 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24332 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24334 2009-02-18 Jason Merrill <jason@redhat.com>
24337 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24338 value if DECL_EXTERNAL.
24339 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24340 * target.h (gcc_target::binds_local_p): Clarify "module".
24341 * tree.h (TREE_PUBLIC): Clarify "module".
24343 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24346 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24347 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24349 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24352 * c.opt (Wabi): Support C and ObjC.
24355 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24357 * config/i386/i386.c (classify_argument): Warn once about the ABI
24358 change when passing union with long double.
24360 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24362 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24365 * c-parser.c (c_parser_compound_statement): Always enter and leave
24368 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24371 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24373 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24375 PR tree-optimization/36922
24376 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24377 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24380 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24382 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24385 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24387 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24389 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24391 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24394 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24395 Richard Sandiford <rdsandiford@googlemail.com>
24397 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24398 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24399 (loongson_biadd): ...this.
24401 2009-02-17 Richard Guenther <rguenther@suse.de>
24403 PR tree-optimization/39202
24404 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24405 a var make sure to follow existing collapses.
24407 2009-02-17 Richard Guenther <rguenther@suse.de>
24409 PR middle-end/39214
24410 * langhooks.c (lhd_print_error_function): Check for NULL block.
24412 2009-02-17 Richard Guenther <rguenther@suse.de>
24414 PR tree-optimization/39204
24415 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24418 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24420 * config/soft-fp/double.h: Update from glibc CVS.
24422 2009-02-17 Richard Guenther <rguenther@suse.de>
24424 PR tree-optimization/39207
24425 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24426 strict-aliasing warnings for pointers pointing to NULL.
24428 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24431 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24432 skipping until next close brace.
24434 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24437 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24438 to function argument boundary.
24440 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24442 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24443 in the lea_add. Reload eventually constraints it properly.
24444 * config/picochip/constraints.md: Remove the target constraint
24445 "b", since it is not needed anymore.
24447 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24449 * gthr-dce.h: Uglify function parameter and local variable names.
24450 * gthr-gnat.h: Likewise.
24451 * gthr-mipssde.h: Likewise.
24452 * gthr-nks.h: Likewise.
24453 * gthr-posix95.h: Likewise.
24454 * gthr-posix.h: Likewise.
24455 * gthr-rtems.h: Likewise.
24456 * gthr-single.h: Likewise.
24457 * gthr-solaris.h: Likewise.
24458 * gthr-tpf.h: Likewise.
24459 * gthr-vxworks.h: Likewise.
24460 * gthr-win32.h: Likewise.
24462 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24465 * config/i386/i386.md: Restrict the new peephole2 to move
24466 between MMX/SSE registers.
24468 2009-02-15 Richard Guenther <rguenther@suse.de>
24471 2009-02-13 Richard Guenther <rguenther@suse.de>
24473 * configure.ac: Enable LFS.
24474 * configure: Re-generate.
24475 * config.in: Likewise.
24477 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24479 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24480 spu_srqwbyte, spu_srqwbytebc): Define.
24481 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24482 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24483 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24484 "shrqby_<mode>"): New insn-and-split patterns.
24485 * config/spu/spu.c (expand_builtin_args): Determine and return
24486 number of operands using spu_builtin_description data.
24487 (spu_expand_builtin_1): Use it.
24489 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24492 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24495 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24498 * config/i386/i386.c (override_options): Correct warning
24499 messages for -malign-loops, -malign-jumps and -malign-functions.
24501 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24504 * config/i386/i386.md: Restrict the new peephole2 to move
24505 between the general purpose registers.
24507 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24510 * config/i386/i386.c (type_natural_mode): Add a new argument.
24511 Return the original mode and warn ABI change if vector size is 32byte.
24512 (function_arg_advance): Updated.
24513 (function_arg): Likewise.
24514 (ix86_function_value): Likewise.
24515 (ix86_return_in_memory): Likewise.
24516 (ix86_sol10_return_in_memory): Likewise.
24517 (ix86_gimplify_va_arg): Likewise.
24518 (function_arg_32): Don't warn ABX ABI change here.
24519 (function_arg_64): Likewise.
24521 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24523 * loop-iv.c (implies_p): In the final case, test that operands 0
24524 of the two comparisons match.
24526 * config/bfin/bfin.c (find_prev_insn_start): New function.
24527 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24528 (find_next_insn_start): Move.
24530 2009-02-13 Richard Guenther <rguenther@suse.de>
24532 * configure.ac: Enable LFS.
24533 * configure: Re-generate.
24534 * config.in: Likewise.
24536 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24539 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24540 sizes on syntax error after some arguments have been parsed.
24542 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24544 * doc/invoke.texi (-fira): Remove.
24546 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24548 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24549 * recog.c: Likewise.
24552 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24554 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24555 (umul_ppmm): Likewise.
24556 (count_leading_zeros): Likewise.
24557 (count_trailing_zeros): Likewise.
24558 (UMUL_TIME): Likewise.
24560 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24562 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24563 soft-fp/t-softfp to tmake_file.
24565 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24566 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24567 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24568 IA64_BUILTIN_INFQ]: New.
24569 (ia64_init_builtins): Initialize __builtin_infq,
24570 __builtin_fabsq and __builtin_copysignq if not HPUX.
24571 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24572 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24574 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24576 (__fixtfti): Likewise.
24577 (__fixunstfti): Likewise.
24578 (__floattitf): Likewise.
24580 * config/ia64/libgcc-glibc.ver: New.
24581 * config/ia64/t-fprules-softfp: Likewise.
24582 * config/ia64/sfp-machine.h: Likewise.
24584 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24585 (LIBGCC2_TF_CEXT): Likewise.
24586 (TF_SIZE): Likewise.
24587 (TARGET_INIT_LIBFUNCS): Likewise.
24589 * config/ia64/t-glibc (SHLINB_MAPFILES):
24590 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24592 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24594 * config/i386/i386.c (construct_container): Rewrite processing
24595 BLKmode with X86_64_SSE_CLASS.
24597 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24600 * config/i386/i386.md: Replace simplify_replace_rtx with
24601 replace_rtx in the new peephole2.
24603 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24605 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24606 loop unrolling do not happen at -O2.
24608 2009-02-12 Michael Matz <matz@suse.de>
24610 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24612 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24614 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24617 2009-02-12 Ben Elliston <bje@au.ibm.com>
24619 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24620 patterns when updating the back chain. Missed in the 2009-02-10
24623 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24625 * doc/extend.texi (Decimal Floating Types): Update identifier of
24626 draft TR and list of missing support.
24628 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24630 PR middle-end/39154
24631 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24632 bit to variable length decl's flags, add it also to its
24633 pointer replacement variable.
24635 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24636 Jakub Jelinek <jakub@redhat.com>
24639 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24640 (memory_blockage): New expander.
24641 (*memory_blockage): New insn pattern.
24642 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24643 instead of general blockage at the end of function prologue when
24644 frame pointer is used to access red zone area. Do not emit blockage
24645 when profiling, it is emitted in generic code.
24646 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24647 function epilogue when frame pointer is used to access red zone area.
24649 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24652 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24653 by arithmetic with memory operands.
24654 * config/i386/predicates.md (commutative_operator): New.
24656 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24658 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24661 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24663 * alias.h (record_alias_subset): Declare.
24664 * alias.c (record_alias_subset): Make global.
24666 2009-02-10 Nick Clifton <nickc@redhat.com>
24668 * tree-parloops.c: Change license to GPLv3.
24669 * ipa-struct-reorg.c: Change license to GPLv3.
24670 * ipa-struct-reorg.h: Change license to GPLv3.
24672 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24675 * c-decl.c (start_struct): Return NULL on error.
24677 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24679 PR middle-end/39124
24680 * cfgloopmanip.c (remove_path): Call remove_bbs after
24681 cancel_loop_tree, not before it.
24684 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24685 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24686 VAR_DECLs were seen.
24687 * tree-ssa-live.c (remove_unused_locals): Recompute
24688 cfun->has_local_explicit_reg_vars.
24689 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24690 copies or clearings if cfun->has_local_explicit_reg_vars.
24692 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24695 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24696 of function prologue when frame pointer is used to access
24699 2009-02-10 Richard Guenther <rguenther@suse.de>
24701 PR middle-end/39127
24702 * gimplify.c (gimple_regimplify_operands): Always look if
24703 we need to create a temporary.
24705 2009-02-10 Richard Guenther <rguenther@suse.de>
24707 PR tree-optimization/39132
24708 * tree-loop-distribution.c (todo): New global var.
24709 (generate_memset_zero): Trigger TODO_rebuild_alias.
24710 (tree_loop_distribution): Return todo.
24712 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24715 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24716 (x86_64_reg_class_name): Removed.
24717 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24718 first one isn't X86_64_SSE_CLASS or any other ones aren't
24719 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24720 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24721 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24722 and 3 X86_64_SSEUP_CLASS.
24723 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24724 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24726 2009-02-10 Ben Elliston <bje@au.ibm.com>
24728 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24729 form instruction to update the stack back chain word, even if the
24730 user has disabled the generation of update instructions.
24731 (movdi_<mode>_update_stack): New.
24732 (movsi_update_stack): Likewise.
24733 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24734 always use an update form instruction to update the stack back
24737 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24739 PR middle-end/38953
24740 * graphite.c (if_region_set_false_region): After moving a region in
24741 the false branch of a condition, remove the empty dummy basic block.
24742 (gloog): Remove wrong fix for PR38953.
24744 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24746 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24747 generation due to implicit sign extension.
24749 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24751 PR middle-end/38981
24752 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24753 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24755 2009-02-09 Richard Guenther <rguenther@suse.de>
24757 PR middle-end/35202
24758 * convert.c (convert_to_real): Disable (float)fn((double)x)
24759 to fnf(x) conversion if errno differences may occur and
24760 -fmath-errno is set.
24762 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24764 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24765 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24766 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24768 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24771 * c-common.c (handle_alias_attribute): Disallow attribute for
24772 anything not a FUNCTION_DECL or VAR_DECL.
24774 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24777 * real.c (do_compare): Special-case compare of zero against
24778 decimal float value.
24780 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24783 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24784 as indicating flexible array members unless the field itself is
24785 being declarared as the incomplete array.
24787 2009-02-06 Jan Hubicka <jh@suse.cz>
24789 PR tree-optimization/38844
24790 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24791 is already inlined.
24793 2009-02-06 Richard Guenther <rguenther@suse.de>
24795 PR middle-end/38977
24796 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24797 fork because we may expand it as __gcov_fork.
24799 2009-02-06 Nick Clifton <nickc@redhat.com>
24801 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24803 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24805 PR tree-optimization/35659
24806 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24807 vn_phi_eq): Shortcut if hashcode does not match.
24808 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24810 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24811 and avoid iterative_hash_expr.
24812 (FOR_EACH_VALUE_ID_IN_SET): New.
24813 (value_id_compare): Remove.
24814 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24815 sort expressions by value id.
24817 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24820 * config/sh/predicates.md (general_movsrc_operand): Don't check
24821 the subreg of system registers here.
24823 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24826 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24827 on the copied decl.
24829 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24831 PR rtl-optimization/39110
24832 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24833 addresses, not aligned ones.
24835 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24836 Richard Guenther <rguenther@suse.de>
24838 PR tree-optimization/39100
24839 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24840 comment says and add edges.
24842 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24845 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24846 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24848 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24850 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24851 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24852 register_bb_in_sese, new_sese, free_sese): Moved.
24853 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24854 outermost_loop_in_scop, build_scop_iteration_domain,
24855 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24856 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24857 Use loop_in_sese_p instead of loop_in_scop_p.
24858 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24859 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24860 (scopdet_basic_block_info): Fix bug in scop detection.
24861 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24862 eq_loop_to_cloog_loop): Remove.
24863 (nb_loops_around_loop_in_scop, nb_loop
24864 ref_nb_loops): Moved here...
24865 * graphite.h (ref_nb_loops): ... from here.
24866 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24867 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24868 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24869 * testsuite/gcc.dg/graphite/scop-19.c: New
24871 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24872 Hans-Peter Nilsson <hp@axis.com>
24874 PR rtl-optimization/37889
24875 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24876 Move offset handling from PLUS to before the switch. Use new
24877 arguments when considering SYMBOL_REFs too.
24878 (rtx_addr_can_trap_p): Pass dummy offset and size.
24879 (enum may_trap_p_flags): Remove.
24880 (may_trap_p_1): Pass size from MEM_SIZE.
24882 PR rtl-optimization/38921
24883 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24884 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24885 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24886 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24888 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24890 AVX Programming Reference (January, 2009)
24891 * config/i386/sse.md (*vpclmulqdq): New.
24893 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24895 PR tree-optimization/38977
24896 PR gcov-profile/38292
24897 * calls.c (special_function_p): Disregard __builtin_ prefix.
24899 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24901 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24902 non-indexable addresses even before reload.
24904 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24907 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24908 as having variable size. Do not give an error for unnamed
24909 parameters with [*] declarators. Give a warning for type names
24910 with [*] declarators and mark them as variable size.
24911 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24912 for sizeof applied to [*] type names.
24914 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24917 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24919 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24921 * gcc.c (process_command): Update copyright notice dates.
24922 * gcov.c (print_version): Likewise.
24923 * gcov-dump.c (print_version): Likewise.
24924 * mips-tfile.c (main): Likewise.
24925 * mips-tdump.c (main): Likewise.
24927 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24930 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24931 for composite type involving a zero-length array type.
24933 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24936 * function.c (match_asm_constraints_1): Skip over
24937 initial optional % in the constraint.
24939 PR inline-asm/39059
24940 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24941 supported, don't accept FIXED_CSTs.
24942 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24943 and _Sat is used without _Fract/_Accum. Set specs->type to
24944 integer_type_node for cts_fract/cts_accum if fixed point is not
24947 2009-02-02 Catherine Moore <clm@codesourcery.com>
24949 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24951 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24953 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24954 (ABI_HAS_64BIT_SYMBOLS): Use it.
24955 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24957 2009-02-02 Paul Brook <paul@codesourcery.com>
24959 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24961 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24963 PR inline-asm/39058
24964 * recog.h (asm_operand_ok): Add constraints argument.
24965 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24966 recurse on matching constraint.
24967 (check_asm_operands): Pass constraints as 3rd argument to
24968 asm_operand_ok. Don't look up matching constraint here.
24969 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24972 2009-02-02 Ben Elliston <bje@au.ibm.com>
24974 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24975 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24977 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24979 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24980 information. Remove some obsolete information. Reorganize.
24982 * config/pa/fptr.c: Revert license to GPL 2.
24983 * config/pa/milli64.S: Likewise.
24985 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24988 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24989 LIBRARY name in, instead of hard-coding it.
24990 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24991 extra target make frag to tmake_files according to EH model.
24992 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24993 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24994 frags that define makefile variable EH_MODEL appropriately.
24995 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24996 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24997 to "-sjlj" according to type of EH configured.
24998 (LIBGCC_SONAME): Concatenate it to shared library base name.
24999 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25000 to "_sjlj" according to type of EH configured.
25001 (LIBGCC_SONAME): Concatenate it to shared library base name.
25002 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25003 (SHLIB_LINK): Add missing semicolon to if-else construct.
25004 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25005 string value of "pe_dll" command-line option.
25006 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25007 (SHLIB_SONAME): Use it when overriding t-cygming default.
25008 (SHLIB_IMPLIB): Override t-cygming default.
25009 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25010 string value of "pe_dll" command-line option.
25012 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25015 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25016 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25018 2009-01-31 Richard Guenther <rguenther@suse.de>
25020 PR tree-optimization/38937
25021 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25022 computing the transitive closure.
25024 2009-01-30 Richard Guenther <rguenther@suse.de>
25026 PR tree-optimization/39041
25027 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25028 Propagate variable indices only if the types match for this stmt.
25030 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25033 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25034 inline but never defined.
25036 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25038 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25039 (*insv_h_di_reg_extimm): New insn.
25040 (*insv_l<mode>_reg_extimm): New insn.
25042 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25044 * config/picochip/picochip.c (flag_conserve_stack): set
25045 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25046 fconserve-stack. Reduce call-overhead used by inliner.
25048 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25051 * common.opt (flag_conserve_stack): Initialised to zero.
25053 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25056 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25057 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25060 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25062 * ira-color.c (allocno_reload_assign): Update comments.
25063 * regmove.c (regmove_optimize): Likewise.
25067 2009-01-29 Robert Millan <rmh@aybabtu.com>
25069 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25070 * config/i386/kopensolaris-gnu.h: New file. Undefine
25071 `MD_UNWIND_SUPPORT'.
25072 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25074 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25076 PR tree-optimization/39007
25077 * tree-loop-distribution.c (generate_builtin): Use
25078 recompute_dominator to compute the immediate dominator of the
25079 basic block just after the loop.
25081 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25083 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25084 (ASM_OUTPUT_DWARF_PCREL): Define.
25086 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25088 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25089 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25090 global. Modify entries about regmove and IRA.
25092 * ra-conflict.c: Remove the file.
25094 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25096 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25097 (pass_regclass_init): Rename to pass_reginfo_init.
25099 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25101 * toplev.h (flag_ira): Remove.
25103 * caller-save.c (setup_save_areas): Remove flag_ira.
25105 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25107 * global.c: Remove the file.
25109 * opts.c (decode_options): Remove flag_ira.
25111 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25113 * regmove.c: Modify file description.
25114 (find_use_as_address, try_auto_increment): Define them only if
25115 AUTO_INC_DEC is defined.
25116 (replacement_quality, replace_in_call_usage, fixup_match_1,
25117 stable_and_no_regs_but_for_p): Remove.
25118 (reg_set_in_bb): Make it static.
25119 (regmove_optimize): Remove flag_ira and code which worked for
25122 * local-alloc.c: Remove the file.
25124 * common.opt (fira): Remove.
25126 * ira.c: Include except.h.
25127 (eliminable_regset): Move from global.c.
25128 (mark_elimination): Ditto. Remove flag_ira.
25129 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25130 equiv_mem_modified, validate_equiv_mem_from_store,
25131 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25132 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25133 no_equiv, recorded_label_ref): Move from local-alloc.c.
25134 (update_equiv_regs): Ditto. Make it static.
25135 (print_insn_chain, print_insn_chains): Move it from global.c.
25136 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25137 (build_insn_chain): Ditto. Make it static.
25138 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25139 Rename to init_live_subregs.
25140 (gate_ira): Remove flag_ira.
25142 * regclass.c: Rename reginfo.c. Change file description.
25143 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25144 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25145 (init_reg_sets_1): Remove code for evaluation of
25146 reg_class_superclasses and losing_caller_save_reg_set.
25147 (init_regs): Remove init_reg_autoinc.
25148 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25149 ok_for_base_p_nonstrict): Remove.
25150 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25151 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25152 corresponding entries.
25153 (dump_regclass, record_operand_costs, scan_one_insn,
25154 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25155 record_address_regs, auto_inc_dec_reg_p): Remove.
25156 (gt-regclass.h): Rename to gt-reginfo.h.
25158 * rtl.h (dump_global_regs, retry_global_alloc,
25159 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25161 * Makefile.in (RA_H): Remove.
25162 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25163 Rename regclass.o to reginfo.o.
25164 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25166 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25167 (GTFILES): Rename regclass.c to reginfo.c.
25169 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25170 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25172 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25173 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25175 (finish_spills): Ditto. Remove code for !flag_ira.
25177 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25179 PR middle-end/35854
25180 * doc/invoke.texi (rtl debug options): Complete rewrite.
25181 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25183 * mode-switching.c (pass_mode_switching): Rename pass from
25184 "mode-sw" to "mode_sw".
25185 * except.c (pass_convert_to_eh_ranges): Rename pass from
25186 "eh-ranges" to "eh_ranges".
25187 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25191 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25192 Alexander Monakov <amonakov@ispras.ru>
25194 PR middle-end/38857
25195 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25197 (move_exprs_to_boundary): Change return type and pass through
25198 should_move from move_op. Relax assert. Update usage ...
25199 (schedule_expr_on_boundary): ... here. Use should_move instead of
25201 (move_op_orig_expr_found): Indicate that insn was disconnected from
25203 (code_motion_process_successors): Do not call after_merge_succs
25204 callback if original expression was not found when traversing any of
25206 (code_motion_path_driver): Change return type. Update prototype.
25207 (move_op): Update comment. Add a new parameter (should_move). Update
25208 prototype. Set *should_move based on indication provided by
25209 move_op_orig_expr_found.
25211 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25213 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25214 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25215 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25216 * config/rs6000/rs6000.c (rs6000_override_options): Default
25217 avoid-indexed-addresses on for Power6, off for everything else.
25218 (avoiding_indexed_address_p): New function.
25219 (rs6000_legitimize_address): Use it.
25220 (rs6000_legitimate_address): Likewise.
25221 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25223 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25225 PR tree-optimization/38997
25226 * tree-loop-distribution.c (generate_memset_zero): Use
25227 POINTER_PLUS_EXPR for a pointer addition.
25229 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25231 * config/s390/s390.md (bswap<mode>2): New pattern added.
25233 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25235 * config/s390/s390.md (*tls_load_31): Added type attribute.
25237 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25239 * config/s390/s390.md: Fix a few comments.
25241 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25243 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25244 (*tm<mode>_full): Fixed z10prop attribute.
25245 (*tst<mode>_extimm): Fixed z10prop attribute.
25246 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25247 (*tstqiCCT_cconly): Fixed z10prop attribute.
25248 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25249 (*movsi_larl): Fixed z10prop attribute.
25250 (*movsi_zarch): Fixed z10prop attribute.
25251 (*movsi_eas): Fixed z10prop attribute.
25252 (*movhi): Fixed z10prop attribute.
25253 (*movqi): Fixed z10prop attribute.
25254 (*movstrictqi): Fixed z10prop attribute.
25255 (*mov<mode>): Fixed z10prop attribute.
25256 (*movcc): Fixed z10prop attribute.
25257 (*sethighpartdi_64): Fixed z10prop attribute.
25258 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25259 (*negdi2_sign_cc): Fixed z10prop attribute.
25260 (*negdi2_sign): Fixed z10prop attribute.
25261 (*absdi2_sign_cc): Fixed z10prop attribute.
25262 (*absdi2_sign): Fixed z10prop attribute.
25263 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25264 (*negabsdi2_sign): Fixed z10prop attribute.
25265 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25266 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25267 (doloop_si64): Fixed z10prop attribute.
25268 (doloop_si31): Fixed z10prop attribute.
25269 (doloop_long): Fixed z10prop attribute.
25270 (indirect_jump): Fixed z10prop attribute.
25271 (nop): Fixed z10prop attribute.
25272 (main_base_64): Fixed z10prop attribute.
25273 (reload_base_64): Fixed z10prop attribute.
25275 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25277 PR rtl-optimization/38740
25278 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25280 * config/mips/mips.c (mips_reorg): Likewise.
25282 2009-01-28 Richard Guenther <rguenther@suse.de>
25284 PR tree-optimization/38926
25285 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25286 with the correct value id to a value.
25287 (do_regular_insertion): Use the value number of edoubleprime
25288 for the value number of the expr.
25291 2008-08-21 Richard Guenther <rguenther@suse.de>
25293 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25294 a PHI ask VN if it is already available.
25295 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25296 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25298 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25300 PR middle-end/38934
25301 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25302 set to varying whenever max has TREE_OVERFLOW set, similarly
25303 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25305 2009-01-28 Richard Guenther <rguenther@suse.de>
25307 PR middle-end/38908
25308 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25309 uninitialized aggregate uses in call arguments.
25311 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25313 PR tree-optimization/38984
25314 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25315 the nothing_id variable if -fno-delete-null-pointer-checks.
25317 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25320 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25321 (set_got_offset_rex64): Ditto.
25323 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25326 * doc/extend.texi: Improve local variable with asm reg.
25328 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25330 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25331 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25332 was not supplied then set warn_packed_bitfield_compat to the
25333 default value of 1.
25334 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25337 2009-01-27 Richard Guenther <rguenther@suse.de>
25339 PR tree-optimization/38503
25340 * cfgexpand.c (expand_gimple_basic_block): Ignore
25341 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25342 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25343 variables that cannot have TBAA applied.
25344 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25347 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25349 PR middle-end/38969
25350 * calls.c (initialize_argument_information): Do not wrap complex
25351 arguments in SAVE_EXPR.
25353 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25355 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25356 (INSTALL_LIBGCC): Revert typo commit.
25358 2009-01-26 Richard Guenther <rguenther@suse.de>
25360 PR tree-optimization/38745
25361 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25362 from special handling.
25364 2009-01-26 Richard Guenther <rguenther@suse.de>
25366 PR tree-optimization/38745
25367 * tree-ssa.c (execute_update_addresses_taken): Do not include
25368 variables that cannot possibly be a register in not_reg_needs.
25369 Do not clear TREE_ADDRESSABLE on vars that may not become
25371 * tree-ssa.c (update_alias_info_1): Include those in the set
25372 of addressable vars.
25374 2009-01-26 Richard Guenther <rguenther@suse.de>
25376 PR middle-end/38851
25377 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25378 * tree-ssa-dse.c: Include langhooks.h
25379 (execute_simple_dse): Remove stores with zero size.
25381 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25384 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25387 2009-01-24 Julian Brown <julian@codesourcery.com>
25389 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25390 config/arm/linux-atomic.c.
25391 * config/arm/linux-atomic.c: New.
25393 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25395 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25396 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25397 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25399 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25402 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25405 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25407 PR tree-optimization/38953
25408 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25409 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25410 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25411 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25414 2009-01-24 Paul Brook <paul@codesourcery.com>
25416 * config/arm/neon.md (neon_type): Move to arm.md.
25417 (neon_mov<VSTRUCT>): Add neon_type attribute.
25418 * config/arm/arm.md (neon_type): Move to here.
25419 (conds): Add "unconditioal" and use as default for NEON insns.
25421 2009-01-24 Ben Elliston <bje@au.ibm.com>
25423 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25424 void *' warning from -Wc++-compat.
25425 * Makefile.in (dominance.o-warn): Remove.
25427 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25429 PR tree-optimization/38932
25430 * fold-const.c (fold_unary_ignore_overflow): New.
25431 * tree.h (fold_unary_ignore_overflow): Declare.
25432 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25433 * tree-ssa-sccvn.c (visit_reference_op_load,
25434 simplify_unary_expression): Likewise.
25436 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25438 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25439 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25440 regardless of their type.
25441 * c-common.c (handle_packed_attribute): Don't ignore packed on
25443 * c.opt (Wpacked-bitfield-compat): New warning option.
25444 * stor-layout.c (place_field): Warn if offset of a field changed.
25445 * doc/extend.texi (packed): Mention the ABI change.
25446 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25447 (Warning Options): Add it to the list.
25449 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25451 * c-opts.c (c_common_post_options): Fix a typo in comments.
25453 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25455 PR middle-end/38615
25456 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25457 variables to static.
25458 * doc/invoke.texi (-fmerge-all-constants): Update description.
25460 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25463 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25464 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25466 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25468 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25470 (LOCAL_ALIGNMENT): Similarly.
25472 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25473 Joseph Myers <joseph@codesourcery.com>
25475 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25476 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25477 * config/arm/arm-tune.md: Regenerate.
25478 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25481 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25483 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25484 version number to five.
25486 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25489 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25490 * c-common.c (set_underlying_type): Likewise.
25491 (is_typedef_decl ): Likewise
25493 (set_underlying_type): Likewise.
25494 (is_typedef_type): Likewise.
25496 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25498 PR middle-end/38587
25499 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25502 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25505 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25506 (LIBGCC_SPEC): Don't define.
25507 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25509 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25511 PR rtl-optimization/38879
25512 * alias.c (base_alias_check): Unaligned access via AND address can
25513 alias all surrounding object types except those with sizes equal
25514 or wider than the size of unaligned access.
25516 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25519 * c-decl.c (clone_underlying_type): Move this ...
25520 * c-common.c (set_underlying_type): ... here.
25521 Also, make sure the function properly sets TYPE_STUB_DECL() on
25522 the newly created typedef variant type.
25523 (is_typedef_decl ): New entry point.
25524 * tree.h: Added a new member member_types_needing_access_check to
25525 struct tree_decl_non_common.
25526 (set_underlying_type): New entry point.
25527 (is_typedef_type): Likewise.
25529 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25531 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25532 Check whether two instructions have memory references that
25533 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25534 are helper functions for traversing.
25535 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25536 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25537 not to draw dependency edge for instructions with non-conflicting
25540 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25543 * longlong.h: Update copyright years. Use soft-fp license notice.
25544 Sync __clz_tab declaration with glibc.
25546 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25549 * doc/extend.texi (syscall_linkage): New.
25550 (version_id): Modify.
25552 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25553 Richard Guenther <rguenther@suse.de>
25555 PR tree-optimization/38747
25556 PR tree-optimization/38748
25557 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25558 conversion if the base address is an indirect reference and the
25559 aliasing sets could cause issues.
25561 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25563 * common.opt (fgraphite, fgraphite-identity): Add comment for
25564 explaining why these options are not documented.
25566 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25568 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25569 gimple_call_lhs is NULL.
25571 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25574 * emit-rtl.c (adjust_address_1): Make sure memref is never
25577 2009-01-20 Ben Elliston <bje@au.ibm.com>
25579 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25580 const qualifier from arg parameter. Remove unnecessary cast to char *.
25581 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25582 const qualifier from arg 2.
25584 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25586 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25588 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25591 * rtl.h (reinit_regs): New prototype.
25592 * regclass.c: Include ira.h.
25593 (reinit_regs): New.
25594 * Makefile.in (regclass.o): Add ira.h.
25595 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25597 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25600 * c-common.c (handle_aligned_attribute): Use
25601 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25602 default alignment value.
25604 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25606 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25607 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25609 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25610 __BIGGEST_ALIGNMENT__.
25612 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25614 2009-01-18 Richard Guenther <rguenther@suse.de>
25616 PR tree-optimization/38819
25617 * tree-flow.h (operation_could_trap_helper_p): Declare.
25618 * tree-eh.c (operation_could_trap_helper_p): Export.
25619 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25620 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25621 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25622 are about to insert a possibly trapping instruction and fail
25625 2009-01-18 Andreas Schwab <schwab@suse.de>
25627 * doc/install.texi (Configuration): Remove obsolete paragraph
25628 about use of --with-gnu-ld with --with-gnu-as.
25630 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25632 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25633 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25634 Follow spelling conventions.
25636 2009-01-18 Ben Elliston <bje@au.ibm.com>
25638 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25639 C++ warning about implicit conversion from void * to struct
25641 (bitmap_obstack_free): Likewise for bitmap_element *.
25642 * Makefile.in (bitmap.o-warn): Remove.
25644 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25646 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25648 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25649 Tobias Grosser <tobi.grosser@amd.com>
25651 * graphite.c (graphite_trans_scop_block): Do not block single
25654 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25656 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25657 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25658 test with assertion.
25660 2009-01-16 Richard Guenther <rguenther@suse.de>
25662 PR tree-optimization/38835
25663 PR middle-end/36227
25664 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25665 and INT + PTR -> (INT)(PTR p+ INT) folding.
25666 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25668 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25671 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25672 the subreg from a lowpart subreg if it is also casting the value.
25674 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25675 Tobias Grosser <tobi.grosser@amd.com>
25677 * graphite.c (compare_prefix_loops): New.
25678 (build_scop_canonical_schedules): Rewritten.
25679 (graphite_transform_loops): Move build_scop_canonical_schedules
25680 after build_scop_iteration_domain.
25682 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25683 Tobias Grosser <tobi.grosser@amd.com>
25685 * graphite.c (add_conditions_to_domain): Add the loops to
25686 the dimension of the iteration domain. Do copy the domain
25687 only when it exists.
25688 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25689 (add_conditions_to_constraints): New.
25690 (can_generate_code_stmt, can_generate_code): Removed.
25691 (gloog): Do not call can_generate_code.
25692 (graphite_transform_loops): Call add_conditions_to_constraints
25693 after building the iteration domain.
25695 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25697 PR tree-optimization/38789
25698 * tree-ssa-threadedge.c
25699 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25700 __builtin_constant_p.
25702 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25704 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25705 examined before deleting them.
25707 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25709 * function.c (aggregate_value_p): Correctly extract the function
25710 type from CALL_EXPR_FN lookup.
25712 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25714 * config/picochip/picochip.c (picochip_override_options): Revert
25715 CFI asm flag disable commited previously.
25717 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25718 Tobias Grosser <tobi.grosser@amd.com>
25719 Jan Sjodin <jan.sjodin@amd.com>
25721 * graphite.c (scan_tree_for_params): On substractions negate
25722 all the coefficients of the term.
25723 (clast_to_gcc_expression_red): New. Handle reduction expressions
25724 of more than two operands.
25725 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25726 (get_vdef_before_scop): Handle also the case of default definitions.
25728 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25730 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25731 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25732 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25734 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25735 Joey Ye <joey.ye@intel.com>
25737 PR middle-end/37843
25738 * cfgexpand.c (expand_stack_alignment): Don't update stack
25739 boundary nor check incoming stack boundary here.
25740 (gimple_expand_cfg): Update stack boundary and check incoming
25741 stack boundary here.
25743 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25745 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25747 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25749 PR rtl-optimization/38245
25750 * calls.c (expand_call): Add stack arguments to
25751 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25752 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25753 in regs and partially in memory or BLKmode arguments.
25754 (emit_library_call_value_1): Add stack arguments to
25755 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25756 ACCUMULATE_OUTGOING_ARGS).
25757 * dce.c: Include tm_p.h.
25758 (find_call_stack_args): New function.
25759 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25761 (mark_insn): Call find_call_stack_args for CALL_Ps.
25762 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25763 forwards. Allocate and free arg_stores bitmap if needed, pass it
25764 down to deletable_insn_p, don't mark stores set in arg_stores
25765 bitmap, clear the bitmap at the beginning of each bb.
25766 * Makefile.in (dce.o): Depend on $(TM_P_H).
25768 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25771 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25772 to make sure the insn is a conditional test (bug 22599). Reformat a
25775 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25777 PR middle-end/38431
25778 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25779 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25780 (gloog): Do not call cleanup_tree_cfg.
25781 (graphite_transform_loops): Call cleanup_tree_cfg after all
25782 scops have been code generated.
25784 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25785 * doc/gty.texi (Invoking the garbage collector): Added new node
25786 and section documenting ggc_collect.
25788 2009-01-14 Richard Guenther <rguenther@suse.de>
25790 PR tree-optimization/38826
25791 PR middle-end/38477
25792 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25793 initialization notes only if we actually emitted a warning.
25794 (intra_create_variable_infos): Add constraints for a result decl
25795 that is passed by hidden reference.
25796 (build_pred_graph): Mark all related variables non-direct on
25799 2009-01-14 Nick Clifton <nickc@redhat.com>
25801 * ira-conflicts.c: Include addresses.h for the definition of
25803 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25804 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25806 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25809 * Makefile.in (ira-lives.o): Add except.h.
25811 * ira-lives.c: Include except.h.
25812 (process_bb_node_lives): Process can_throw_internal.
25814 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25816 PR rtl-optimization/38774
25817 * combine.c (simplify_set): When undoing cc_use change, don't do
25818 PUT_CODE on the newly created comparison, but instead put back the
25821 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25823 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25824 values. Remove duplicate arm8 entry.
25826 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25828 PR tree-optimization/38786
25829 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25830 the SSA_NAME case of expand_scalar_variables_expr.
25831 Set the type of an expression to the type of its assign statement.
25832 (expand_scalar_variables_expr): Also gather the scalar computation
25833 used to index the memory access. Do not pass loop_p.
25834 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25835 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25836 the gimple_stmt_iterator where it inserts new code.
25837 Do not pass loop_p.
25838 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25839 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25841 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25843 * graphite.h (debug_value): Removed.
25844 * graphite.c (debug_value): Removed.
25846 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25848 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25849 ldrd/strd with two 32-bit instructions.
25851 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25853 * config/arm/arm.c (struct processors): Pass for speed down into
25854 cost helper functions.
25855 (const_ok_for_op): Handle COMPARE and inequality nodes.
25856 (arm_rtx_costs_1): Rewrite.
25857 (arm_size_rtx_costs): Update prototype.
25858 (arm_rtx_costs): Pass speed down to helper functions.
25859 (arm_slowmul_rtx_costs): Rework cost calculations.
25860 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25861 (arm_9e_rtx_costs): Likewise.
25863 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25865 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25866 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25867 (alpha_legitimize_address): Do not split local symbols wider than
25868 UNITS_PER_WORD into HIGH/LO_SUM parts.
25870 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25873 * gcc.c (process_command): Replace call to execvp with calls
25874 to pex_one and exit.
25876 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25879 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25880 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25881 variant for devices with 3-byte PC.
25882 (__tablejump_elpm__): New.
25884 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25887 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25888 offsetof member-designator, handle it as `[0].'.
25890 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25892 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25893 function when not using named sections on targets with named sections
25894 if branch distance is less than 262132.
25896 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25898 * combine.c (combine_instructions): Recompute
25899 optimize_this_for_speed_p for each BB in the main combine loop.
25901 2009-01-12 Tomas Bily <tbily@suse.cz>
25904 * tree-loop-distribution.c (prop_phis): New function.
25905 (generate_builtin): Call prop_phis.
25906 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25908 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25910 PR tree-optimization/38807
25911 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25912 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25914 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25916 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25917 subreg of op0 to the original op0.
25919 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25921 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25923 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25926 * mips-tfile.c (parse_def): Fix parsing of def strings
25927 starting with digits.
25929 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25932 * config/arm/arm.c (arm_is_long_call_p): Don't call
25933 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25935 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25937 * regrename.c (regrename_optimize): Fix dumping.
25938 (find_oldest_value_reg): Preserve REG_POINTER.
25939 (copy_hardreg_forward_1): Likewise.
25941 2009-01-09 Diego Novillo <dnovillo@google.com>
25943 * gimple.h (struct gimple_statement_base) <uid>: Document
25944 the restrictions on its use.
25945 (gimple_uid): Tidy.
25946 (gimple_set_uid): Tidy.
25948 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25950 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25951 zero guard even if align_bytes != 0 and count is smaller than
25954 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25956 PR rtl-optimization/38495
25957 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25958 (add_range_and_copies_from_move_list): Print all added ranges.
25959 Add ranges to memory optimized destination.
25961 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25965 * config/i386/i386.c (override_options): Reject
25966 -mstringop-strategy=rep_8byte with -m32.
25967 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25968 to 1. Do count comparison against epilogue_size_needed at compile
25969 time even when count_exp was constant forced into register. For
25970 size_needed don't jump to epilogue, instead just avoid aligning
25971 and invoke the body algorithm. If need_zero_guard, add zero guard
25972 even if count is non-zero, but smaller than size_needed + number of
25973 bytes that could be stored for alignment.
25974 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25975 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25976 but smaller than size_needed + number of bytes that could be stored
25977 for alignment. Compare size_needed with epilogue_size_needed instead
25978 of desired_align - align, don't adjust size_needed, pass
25979 epilogue_size_needed to the epilogue expanders.
25982 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25984 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25986 * pa.c (last_address): Change to unsigned.
25987 (update_total_code_bytes): Change argument to unsigned. Don't
25988 check if insn addresses are set.
25989 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25990 addresses are not set.
25991 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25993 2009-01-09 Nick Clifton <nickc@redhat.com>
25995 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25996 DECL_DECLARED_INLINE_P.
25998 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26000 PR middle-end/38347
26001 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26002 GET_MODE (op0) in operand_subword_force calls.
26004 PR middle-end/38771
26005 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26006 fold_convert arg0 operands to TREE_TYPE (op0) first.
26008 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26010 * params.def (ira-max-conflict-table-size): Decrease default value
26013 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26015 PR tree-optimization/37031
26016 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26018 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26019 allocate it using gc instead of heap, use VEC_quick_push instead of
26021 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26022 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26023 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26024 allocated vector from heap allocated.
26025 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26026 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26027 vector only after perfect_loop_nest_depth call.
26029 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26030 Jan Sjodin <jan.sjodin@amd.com>
26032 PR tree-optimization/38559
26033 * graphite.c (debug_value, copy_constraint,
26034 swap_constraint_variables, scale_constraint_variable, ): New.
26035 (get_lower_bound, get_upper_bound): Removed.
26036 (graphite_trans_bb_strip_mine): Clean up this code that works
26037 only for constant number of iterations. Fully copy upper and
26038 lower bound constraints, not only the constant part of them.
26039 * graphite.h (debug_value): Declared.
26041 2009-01-08 Ira Rosen <irar@il.ibm.com>
26043 PR tree-optimization/37194
26044 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26045 Don't add the cost of cost model guard in prologue to scalar
26046 outside cost in case of known number of iterations.
26048 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26049 Alan Modra <amodra@bigpond.net.au>
26051 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26052 non-word-aligned REG+CONST addressing.
26054 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26057 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26058 free_after_compilation when outputting a thunk.
26059 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26060 Do not call free_after_compilation here.
26062 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26064 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26065 (ix86_valid_target_attribute_inner_p): Ditto.
26067 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26069 PR tree-optimization/38492
26070 PR tree-optimization/38498
26071 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26072 * tree-chrec.h (scev_is_linear_expression): Declared.
26073 * graphite.c (graphite_cannot_represent_loop_niter): New.
26074 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26075 (graphite_loop_normal_form): Use gcc_assert.
26076 (scan_tree_for_params): Use CASE_CONVERT.
26077 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26078 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26079 Use gcc_assert. Discard scops that contain unhandled cases.
26080 (build_scop_conditions): Return a boolean status for unhandled cases.
26081 (strip_mine_profitable_p): Print the loop number, not its depth.
26082 (is_interchange_valid): Pass the depth of the loop nest, don't
26083 recompute it wrongly.
26084 (graphite_trans_bb_block): Same.
26085 (graphite_trans_bb_block): Print tentative of loop blocking.
26086 (graphite_trans_scop_block): Do not print that the loop has been
26088 (graphite_transform_loops): Do not handle scops that contain condition
26091 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26093 AVX Programming Reference (December, 2008)
26094 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26095 (_mm256_stream_pd): Likewise.
26096 (_mm256_stream_ps): Likewise.
26098 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26099 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26100 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26101 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26102 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26103 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26104 (ix86_expand_special_args_builtin): Likewise.
26106 * config/i386/sse.md (AVXMODEDI): New.
26107 (avx_movnt<mode>): Likewise.
26108 (avx_movnt<mode>): Likewise.
26109 (<sse>_movnt<mode>): Remove AVX support.
26110 (sse2_movntv2di): Likewise.
26112 2009-01-07 Richard Guenther <rguenther@suse.de>
26114 PR middle-end/38751
26115 * fold-const.c (extract_muldiv): Remove obsolete comment.
26116 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26117 to PLUS_EXPR canonicalization for the canonicalization.
26119 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26121 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26122 hosted cross-compilers generating less efficient code.
26124 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26126 * function.h (rtl_data): Add a dbr_scheduled_p field.
26127 * reorg.c (dbr_schedule): Set it.
26128 (gate_handle_delay_slots): Check it.
26129 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26130 (mips_reorg): Check flag_delayed_branch instead of
26131 mips_base_delayed_branch.
26132 (mips_override_options): Don't set mips_base_delayed_branch
26133 or flag_delayed_branch.
26135 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26137 PR rtl-optimization/38426.
26138 * ira.c (ira): Set current_function_is_leaf earlier.
26140 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26142 PR rtl-optimization/38722
26143 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26144 too early, only set a flag and modify after last possible
26147 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26150 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26151 * real.c (decimal_single_format): Correct values of emin and emax.
26152 (decimal_double_format): Ditto.
26153 (decimal_quad_format): Ditto.
26154 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26155 computation of DECnn_MIN and DECnn_MAX for corrected values of
26156 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26157 __DECnn_MIN__, and adjust its computation for the corrected value
26160 2009-01-06 Jan Hubicka <jh@suse.cz>
26163 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26165 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26167 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26168 Add Robert Clark to the list of testers.
26170 2009-01-06 Jan Hubicka <jh@suse.cz>
26171 Kai Tietz <kai.tietz@onevision.com>
26173 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26174 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26176 2009-01-06 Jan Hubicka <jh@suse.cz>
26177 Kai Tietz <kai.tietz@onevision.com>
26179 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26181 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26182 (ix86_nsaved_regs): Count only general purpose regs.
26183 (ix86_nsaved_sseregs): New.
26184 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26185 to 16 for w64; compute padding and size of sse reg save area.
26186 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26187 general purpose regs.
26188 (ix86_emit_save_sse_regs_using_mov): New.
26189 (ix86_expand_prologue): Save SSE regs if needed.
26190 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26191 (ix86_emit_restore_sse_regs_using_mov): New.
26192 (ix86_expand_epilogue): Save SSE regs if needed.
26194 2009-01-06 Jan Hubicka <jh@suse.cz>
26195 Kai Tietz <kai.tietz@onevision.com>
26197 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26198 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26199 functions when accumulate outgoing args is off.
26201 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26204 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26205 before using pseudos_have_intersected_live_ranges_p.
26207 * ira-int.h (ira_assert): Always define.
26209 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26211 AVX Programming Reference (December, 2008)
26212 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26213 (_mm256_permute2_pd): Likewise.
26214 (_mm_permute2_ps): Likewise.
26215 (_mm256_permute2_ps): Likewise.
26216 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26217 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26219 * config/i386/i386.c (ix86_builtins): Remove
26220 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26221 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26222 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26223 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26224 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26225 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26226 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26227 __builtin_ia32_vpermil2ps256.
26228 (ix86_init_mmx_sse_builtins): Updated.
26229 (ix86_expand_args_builtin): Likewise.
26231 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26233 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26234 long absolute calls when generating PA 2.0 code.
26236 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26238 PR rtl-optimization/38583
26239 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26241 * params.def (ira-max-conflict-table-size): New.
26243 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26245 * ira.h (ira_conflicts_p): New external definition.
26247 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26248 table. Report this. Return result of building.
26249 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26250 building conflict table.
26252 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26253 (ira_color): Use ira_conflicts_p.
26255 * global.c: Include ira.h.
26256 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26259 * Makefile.in (global.o): Add ira.h.
26261 * ira-build.c (mark_all_loops_for_removal,
26262 propagate_some_info_from_allocno): New.
26263 (remove_unnecessary_allocnos): Call
26264 propagate_some_info_from_allocno.
26265 (remove_low_level_allocnos): New.
26266 (remove_unnecessary_regions): Add parameter. Call
26267 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26268 parameter to remove_unnecessary_regions.
26269 (ira_build): Remove all regions but root if the conflict table was
26270 not built. Update conflict hard regs for allocnos crossing calls.
26272 * ira.c (ira_conflicts_p): New global.
26273 (ira): Define and use ira_conflicts_p.
26275 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26276 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26277 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26279 2009-01-06 Ben Elliston <bje@au.ibm.com>
26281 * gengtype-lex.l (YY_NO_INPUT): Define.
26283 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26286 * c-common.c (handle_vector_size_attribute): Also reject
26287 BOOLEAN_TYPE types.
26289 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26291 PR tree-optimization/38492
26292 * graphite.c (rename_map_elt, debug_rename_elt,
26293 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26294 rename_map_elt_info, eq_rename_map_elts,
26295 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26296 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26297 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26298 (sese_build_livein_liveouts): New.
26299 (new_sese, free_sese): New.
26300 (new_scop): Call new_sese.
26301 (free_scop): Call free_sese.
26302 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26303 (register_old_new_names): Renamed register_old_and_new_names.
26304 (register_scop_liveout_renames, add_loop_exit_phis,
26305 insert_loop_close_phis, struct igp,
26306 default_liveout_before_guard, add_guard_exit_phis,
26307 insert_guard_phis, copy_renames): New.
26308 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26309 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26310 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26311 (scop_adjust_phis_for_liveouts): New.
26312 (gloog): Call scop_adjust_phis_for_liveouts.
26314 * graphite.h (struct sese): Documented. Added fields liveout,
26315 num_ver and livein.
26316 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26317 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26318 (struct scop): Added field liveout_renames.
26319 (SCOP_LIVEOUT_RENAMES): New.
26321 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26323 PR tree-optimization/38510
26324 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26325 (translate_clast): Call recompute_all_dominators before
26327 (gloog): Call recompute_all_dominators before graphite_verify.
26329 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26330 Jan Sjodin <jan.sjodin@amd.com>
26332 PR tree-optimization/38500
26333 * graphite.c (create_sese_edges): Call fix_loop_structure after
26336 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26338 * config.gcc: Add m32r*-*-rtems*.
26339 * config/m32r/rtems.h: New file.
26341 2009-01-05 Ben Elliston <bje@au.ibm.com>
26343 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26344 (.po.pox): Likewise.
26345 (po/gcc.pot): Likewise.
26347 2009-01-04 David S. Miller <davem@davemloft.net>
26349 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26350 (STARTING_FRAME_OFFSET): Always set to zero.
26352 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26354 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26355 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26356 fixed-point types, and vectors of the same.
26358 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26360 * config/mips/sync.md (*mb_barrier): Rename to...
26361 (*memory_barrier): ...this.
26363 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26365 * doc/extend.texi (Function Attributes): Move @cindex after @item
26366 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26367 and put in alphabetical order. Fix 'target' name and put in order.
26368 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26371 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26373 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26374 (memory_barrier): Expand as unspec instead of unspec_volatile.
26375 Remove mem:BLK from insn operands. Use Pmode scratch register.
26376 (*memory_barrier): Define as unspec instead of unspec_volatile.
26377 Use (match_dup 0) as input operand.
26379 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26380 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26381 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26382 scratch register. Remove operand 1.
26383 (*stbar): Define as unspec instead of unspec_volatile.
26384 Use (match_dup 0) as input operand, remove (const_int 8).
26385 (*membar): Define as unspec instead of unspec_volatile.
26386 Use (match_dup 0) as input operand, remove input operand 2.
26388 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26389 (memory_barrier): Expand as unspec instead of unspec_volatile.
26390 Remove mem:BLK from insn operands. Use Pmode scratch register.
26391 (*memory_barrier): Define as unspec instead of unspec_volatile.
26392 Use (match_dup 0) as input operand.
26394 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26395 Remove mem:BLK from insn operands. Use Pmode scratch register.
26396 Set volatile flag on operand 0.
26397 (*memory_barrier): New insn pattern.
26399 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26401 (*memory_barrier): Use (match_dup 0) as input operand.
26403 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26404 Remove mem:BLK from insn operands. Use Pmode scratch register.
26405 Set volatile flag on operand 0.
26406 (*mb_internal): New insn pattern.
26408 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26410 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26412 PR middle-end/38586
26413 * function.c (struct temp_slot): Move to the section of the file
26414 that deals with temp slots. Remove field 'address'.
26415 (temp_slot_address_table): New hash table of address -> temp slot.
26416 (struct temp_slot_address_entry): New struct, items for the table.
26417 (temp_slot_address_compute_hash, temp_slot_address_hash,
26418 temp_slot_address_eq, insert_temp_slot_address): Support functions
26420 (find_temp_slot_from_address): Rewrite to use the new hash table.
26421 (remove_unused_temp_slot_addresses): Remove addresses of temp
26422 slots that have been made available.
26423 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26424 worker function for remove_unused_temp_slot_addresses.
26425 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26426 Add the temp slot address to the address -> temp slot map.
26427 (update_temp_slot_address): Update via insert_temp_slot_address.
26428 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26429 (pop_temp_slots): Likewise.
26430 (init_temp_slots): Allocate the address -> temp slot map, or empty
26431 the map if it is already allocated.
26432 (prepare_function_start): Initialize temp slot processing.
26434 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26436 PR middle-end/38584
26437 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26438 Calculate the size of all stack vars assuming no packing of stack
26439 vars will happen, replacing a quadratic algorithm with a linear one.
26441 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26444 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26447 2009-01-03 Diego Novillo <dnovillo@google.com>
26449 * doc/contrib.texi: Update contributions.
26451 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26454 * builtins.c (fold_builtin_memory_op): Give up if either operand
26455 is volatile. Set srctype or desttype to non-qualified version
26459 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26460 and FUNCTION_DECLs.
26462 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26464 PR rtl-optimization/35805
26465 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26466 problem if fast dce is able to remove any instructions.
26467 * dce.c (dce_process_block): Fix dump message.
26469 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26472 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26474 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26476 PR middle-end/38690
26477 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26478 * tree-pretty-print.c (op_code_prio): New function.
26479 (op_prio): No longer static. Use op_code_prio.
26480 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26481 Use op_prio and op_code_prio to determine if () should be
26482 printed around operand(s) or not.
26484 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26485 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26486 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26487 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26488 pp_character instead of pp_string for single letter printing.
26490 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26492 * doc/extend.texi: Fix '#pragma GCC option' typo.
26494 2009-01-02 Richard Guenther <rguenther@suse.de>
26496 * doc/install.texi (--enable-checking): Mention different
26497 default for stage1.
26498 (--enable-stage1-checking): Document.
26500 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26502 PR middle-end/30142
26503 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26504 case to be an error.
26506 2009-01-02 Ben Elliston <bje@au.ibm.com>
26508 * config/fp-bit.h (pack_d): Constify argument.
26509 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26510 (isnan): Constify argument.
26512 (iszero): Likewise.
26513 (pack_d): Likewise.
26514 (_fpadd_parts): Constify return type.
26515 (_fpmul_parts): Likewise.
26516 (_fpdiv_parts): Likewise.
26518 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26521 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26522 warn about overwriting initializer with side-effects or
26523 -Woverride-init if !IMPLICIT.
26524 (output_init_element): Likewise. Pass IMPLICIT down to
26526 (process_init_element): Add IMPLICIT argument. Pass it down
26527 to output_init_element.
26528 (push_init_element, pop_init_level, set_designator): Adjust
26529 process_init_element callers.
26530 (set_nonincremental_init, set_nonincremental_init_from_string):
26531 Adjust add_pending_init callers.
26532 (output_pending_init_elements): Adjust output_init_element callers.
26533 * c-tree.h (process_init_element): Adjust prototype.
26534 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26535 process_init_element callers.
26538 Copyright (C) 2009 Free Software Foundation, Inc.
26540 Copying and distribution of this file, with or without modification,
26541 are permitted in any medium without royalty provided the copyright
26542 notice and this notice are preserved.