1 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4 * cfgexpand.c (convert_debug_memory_address): New.
5 (expand_debug_expr): Convert base address and offset to the same
6 mode. Use it to convert addresses to other modes. Accept
9 2009-09-23 Richard Guenther <rguenther@suse.de>
11 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
12 produced for bigendian targets with promoted subregs.
14 2009-09-23 Richard Guenther <rguenther@suse.de>
16 * value-prof.c (gimple_ic): Purge old EH edges only after building
19 2009-09-23 Nick Clifton <nickc@redhat.com>
21 * config/arc/arc.c (arc_trampoline_init): Fix typo.
23 2009-09-23 Jakub Jelinek <jakub@redhat.com>
26 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
29 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
30 on non-nested functions.
32 2009-09-23 Jakub Jelinek <jakub@redhat.com>
33 Jan Hubicka <jh@suse.cz>
35 * dwarf2out.c (loc_list_plus_const): Only define if
36 DWARF2_DEBUGGING_INFO.
37 (address_of_int_loc_descriptor): Likewise.
40 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
42 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
45 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
46 constant is more than zero.
48 2009-09-23 Alan Modra <amodra@bigpond.net.au>
51 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
52 call final to emit non-scheduled prologue, instead insert at entry.
54 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
55 Joseph S. Myers <joseph@codesourcery.com>
57 * doc/install.texi (*-*-freebsd*): Add proper format codes.
59 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
60 Rafael Avila de Espindola <espindola@google.com>
62 * gengtype.c (is_file_equal): New function.
63 (close_output_files): Use is_file_equal. Free of->buf.
65 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
66 Rafael Avila de Espindola <espindola@google.com>
68 * gengtype.c (write_types, write_local): Add the output_header
69 argument. Update all callers.
71 2009-09-22 Dodji Seketeli <dodji@redhat.com>
73 * dwarf2out.c (template_parameter_pack_die,
74 gen_formal_parameter_pack_die ): New functions.
75 (make_ith_pack_parameter_name): Remove this function.
76 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
77 DW_TAG_formal_parameter_pack.
78 (gen_generic_params_dies): Represent each template parameter pack
79 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
80 represented by usual DW_TAG_template_*_parameter DIEs that are
81 children of the DW_TAG_template_parameter_pack element DIE.
82 (generic_parameter_die): This doesn't deal with parameter pack
83 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
84 of parameter pack DIEs.
85 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
86 in certain cases, e.g. for pack elements.
87 (gen_formal_types_die, gen_decl_die): Adjust usage of
88 gen_formal_parameter_die.
89 (gen_subprogram_die): Represent each function parameter pack by a
90 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
91 represented by usual DW_TAG_formal_parameter DIEs that are children
92 of the DW_TAG_formal_parameter_pack DIE. Remove references to
93 ____builtin_va_alist decls as no part of the compiler uses those
95 * langhooks.h (struct lang_hooks_for_decls): Add
96 function_parm_expanded_from_pack_p, get_generic_function_decl
97 and function_parameter_pack_p hooks. Fix comment for
98 get_innermost_generic_parms hook.
99 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
100 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
101 macros and use them to initialize lang_hook.
103 2009-09-22 Richard Henderson <rth@redhat.com>
105 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
106 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
107 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
108 on TRAMPOLINE_TEMPLATE.
109 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
110 TRAMPOLINE_ADJUST_ADDRESS.
111 * targhooks.c (default_asm_trampoline_template): Remove.
112 (default_trampoline_adjust_address): Remove.
113 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
114 * targhooks.h: Update decls.
116 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
118 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
119 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
120 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
122 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
125 * reload1.c (reload): Reset debug insns with pseudos without
128 2009-09-22 Neil Vachharajani <nvachhar@google.com>
130 * testsuite/gcc.dg/pr40209.c: Add test case.
132 2009-09-22 Janis Johnson <janis187@us.ibm.com>
134 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
135 unconditional true for decimal float modes.
136 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
137 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
139 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
141 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
142 Enable a new case for __FreeBSD__ >= 7.
143 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
144 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
145 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
146 and USE_LD_AS_NEEDED.
148 * doc/install.texi (*-*-freebsd*): Update target information.
150 2009-09-22 Richard Guenther <rguenther@suse.de>
153 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
154 arrays really properly.
156 2009-09-22 Richard Henderson <rth@redhat.com>
159 * target.h (struct gcc_target): Add asm_out.trampoline_template,
160 calls.static_chain, calls.trampoline_init,
161 calls.trampoline_adjust_address.
162 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
163 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
164 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
165 * builtins.c (expand_builtin_setjmp_receiver): Use
166 targetm.calls.static_chain; only clobber registers.
167 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
168 set up memory attributes properly for the trampoline block.
169 (expand_builtin_adjust_trampoline): Use
170 targetm.calls.trampoline_adjust_address.
171 * calls.c (prepare_call_address): Add fndecl argument. Use
172 targetm.calls.static_chain.
173 * df-scan.c (df_need_static_chain_reg): Remove.
174 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
175 consolodate static chain handling.
176 * doc/tm.texi: Document new hooks.
177 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
178 (init_emit_regs): Don't initialize them.
179 * expr.h (prepare_call_address): Update decl.
180 * final.c (profile_function): Use targetm.calls.static_chain.
181 * function.c (expand_function_start): Likewise.
182 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
183 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
184 only clobber registers.
185 * targhooks.c (default_static_chain): New.
186 (default_asm_trampoline_template, default_trampoline_init): New.
187 (default_trampoline_adjust_address): New.
188 * targhooks.h: Declare them.
189 * varasm.c (assemble_trampoline_template): Use
190 targetm.asm_out.trampoline_template. Make the memory block const
193 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
194 alpha_initialize_trampoline. Make static. Merge VMS parameter
195 differences into the TARGET_ABI_OPEN_VMS code block.
196 (TARGET_TRAMPOLINE_INIT): New.
197 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
198 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
199 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
200 (INITIALIZE_TRAMPOLINE): Remove.
202 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
203 (TRAMPOLINE_TEMPLATE): Merge with ...
204 (INITIALIZE_TRAMPOLINE): ... this and move ...
205 * config/arc/arc.c (arc_trampoline_init): ... here.
206 (TARGET_TRAMPOLINE_INIT): New.
208 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
209 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
210 (arm_asm_trampoline_template): New.
211 (arm_trampoline_init, arm_trampoline_adjust_address): New.
212 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
213 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
214 code to arm_asm_trampoline_template.
215 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
216 arm_trampoline_adjust_address.
217 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
218 adjust for target hook parameters.
220 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
223 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
224 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
225 (bfin_trampoline_init): Rename from initialize_trampoline;
226 make static; update for target hook parameters.
227 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
228 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
229 bfin_asm_trampoline_template.
230 (INITIALIZE_TRAMPOLINE): Remove.
232 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
233 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
234 cris_trampoline_init): New.
235 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
236 cris_asm_trampoline_template.
237 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
238 adjust for target hook parameters.
240 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
242 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
243 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
244 fr30_trampoline_init): New.
245 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
246 fr30_asm_trampoline_template.
247 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
248 adjust for target hook parameters.
250 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
251 (frv_trampoline_init): Rename from frv_initialize_trampoline;
252 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
253 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
254 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
256 * config/h8300/h8300.c (h8300_trampoline_init): New.
257 (TARGET_TRAMPOLINE_INIT): New.
258 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
259 to h8300_trampoline_init and adjust for hook parameters.
261 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
262 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
263 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
264 make static; adjust for hook parameters.
265 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
267 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
268 (TARGET_TRAMPOLINE_INIT): New.
269 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
270 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
271 iq2000_asm_trampoline_template.
272 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
273 (TRAMPOLINE_CODE_SIZE): New.
274 (TRAMPOLINE_SIZE): Use it.
275 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
277 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
278 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
279 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
280 adjust for hook parameters.
281 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
283 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
284 (m32r_trampoline_init): New.
285 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
286 m32r_trampoline_init.
288 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
289 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
290 make static; update for hook parameters.
291 * config/m68hc11/m68hc11-protos.h: Update.
292 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
294 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
295 (TARGET_TRAMPOLINE_INIT): New.
296 (mcore_function_value): Fix typo.
297 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
298 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
299 to mcore_asm_trampoline_template.
300 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
302 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
303 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
304 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
305 update for hook parameters.
306 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
308 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
309 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
310 mips_trampoline_init): New.
311 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
312 mips_asm_trampoline_template.
313 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
314 update for hook parameters.
316 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
317 (TARGET_TRAMPOLINE_INIT): New.
318 (mmix_trampoline_size): Remove.
319 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
320 make static. Remove out-of-date tetra vs octa comment.
321 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
322 make static; update for hook parameters.
323 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
324 (INITIALIZE_TRAMPOLINE): Remove.
325 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
326 (TRAMPOLINE_ALIGNMENT): New.
327 * gcc/config/mmix/mmix-protos.h: Update.
329 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
330 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
331 mn10300_trampoline_init): New.
332 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
333 mn10300_asm_trampoline_template.
334 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
336 * config/moxie/moxie.c (moxie_static_chain,
337 moxie_asm_trampoline_template, moxie_trampoline_init,
338 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
339 TARGET_TRAMPOLINE_INIT): New.
340 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
341 moxie_trampoline_init.
342 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
343 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
345 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
346 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
347 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
348 pa_trampoline_adjust_address): New.
349 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
350 pa_asm_trampoline_template.
351 (TRAMPOLINE_ALIGNMENT): New.
352 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
353 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
354 adjust for hook parameters.
355 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
357 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
358 (TARGET_TRAMPOLINE_INIT): New.
359 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
360 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
362 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
364 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
365 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
366 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
367 make static; adjust parameters for the hook.
368 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
370 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
371 s390_trampoline_template; make static.
372 (s390_trampoline_init): Rename from s390_initialize_trampoline;
373 make static; adjust for target hook.
374 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
375 * config/s390/s390-protos.h: Remove trampoline decls.
376 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
377 (TRAMPOLINE_TEMPLATE): Remove.
378 (TRAMPOLINE_ALIGNMENT): New.
380 * config/score/score-protos.h (score_initialize_trampoline): Remove.
381 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
382 (TARGET_TRAMPOLINE_INIT): New.
383 (score_asm_trampoline_template): New.
384 (score_trampoline_init): Rename from score_initialize_trampoline;
385 make static; adjust for hook parameters.
386 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
387 score[37]_asm_trampoline_template.
388 (INITIALIZE_TRAMPOLINE): Remove.
389 * config/score/score3.c (score3_asm_trampoline_template): New.
390 (score3_trampoline_init): Rename from score3_initialize_trampoline;
391 adjust for target hook.
392 * config/score/score7.c (score7_asm_trampoline_template): New.
393 (score7_trampoline_init): Rename from score7_initialize_trampoline;
394 adjust for target hook.
395 * config/score/score3.h, config/score/score7.h: Update.
397 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
398 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
399 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
400 (sh_trampoline_init): Rename from sh_initialize_trampoline;
401 make static; adjust for target hook parameters.
402 (sh_trampoline_adjust_address): New.
403 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
404 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
406 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
407 (sparc32_initialize_trampoline): Rename from
408 sparc_initialize_trampoline; make static; replace tramp parameter
409 with m_tramp and update memory accesses.
410 (sparc64_initialize_trampoline): Similarly.
411 (sparc_trampoline_init): New.
412 * config/sparc/sparc-protos.h: Remove trampoline decls.
413 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
414 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
416 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
417 (array_to_constant): Make ARR parameter const.
418 (spu_trampoline_init): Rename from spu_initialize_trampoline;
419 make static; update for hook parameters.
420 * config/spu/spu-protos.h: Update decls.
421 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
423 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
424 from xstormy16_initialize_trampoline; make static; update for
426 (TARGET_TRAMPOLINE_INIT): New.
427 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
429 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
430 (TARGET_TRAMPOLINE_INIT): New.
431 (v850_can_eliminate): Make static.
432 (v850_asm_trampoline_template, v850_trampoline_init): New.
433 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
434 v850_asm_trampoline_template.
435 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
436 and adjust for target hook parameters.
438 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
439 (TARGET_TRAMPOLINE_INIT): New.
440 (vax_asm_trampoline_template, vax_trampoline_init): New.
441 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
442 vax_asm_trampoline_template.
443 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
445 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
446 (TARGET_TRAMPOLINE_INIT): New.
447 (xtensa_asm_trampoline_template): Rename from
448 xtensa_trampoline_template; make static.
449 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
450 make static; update for hook parameters.
451 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
452 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
453 (INITIALIZE_TRAMPOLINE): Remove.
455 * config/i386/i386.c (ix86_function_regparm): Do not issue an
456 error for nested functions with regparm=3.
457 (ix86_compute_frame_layout): Adjust frame pointer offset for
458 ix86_static_chain_on_stack.
459 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
460 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
461 don't reset to UNITS_PER_WORD.
462 (ix86_emit_leave): Adjust ix86_cfa_state.
463 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
464 (ix86_static_chain): New.
465 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
466 make static; update for target hook parameters; use ix86_static_chain.
467 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
468 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
469 (INITIALIZE_TRAMPOLINE): Remove.
470 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
471 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
472 to the end. Add static_chain_on_stack.
473 (ix86_static_chain_on_stack): New.
475 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
476 (m68k_output_mi_thunk): Don't use static_chain_rtx.
477 (m68k_trampoline_init): New.
478 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
479 m68k_trampoline_init and adjust for hook parameters.
480 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
481 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
483 2009-09-22 Jakub Jelinek <jakub@redhat.com>
485 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
486 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
488 * reload1.c (reload): Call wrap_constant when substituting
489 reg for equiv inside of DEBUG_INSNs.
492 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
493 add_call_src_coords_attributes, add_high_low_attributes,
494 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
495 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
496 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
497 when -gdwarf-2 -gstrict-dwarf.
498 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
499 -gdwarf-[23] -gstrict-dwarf.
500 (address_of_int_loc_descriptor, loc_descriptor,
501 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
502 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
503 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
505 2009-09-22 Richard Guenther <rguenther@suse.de>
507 PR tree-optimization/41428
508 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
509 (ccp_finalize): Pass it to substitute_and_fold.
511 2009-09-22 Richard Guenther <rguenther@suse.de>
513 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
514 (substitute_and_fold): Adjust prototype.
515 * tree-vrp.c (vrp_evaluate_conditional): Make static.
516 (simplify_stmt_using_ranges): Likewise.
517 (fold_predicate_in): Move here from tree-ssa-propagate.c.
518 (vrp_fold_stmt): New function.
519 (vrp_finalize): Pass it to substitute_and_fold.
520 * tree-flow.h (vrp_evaluate_conditional): Remove.
521 (simplify_stmt_using_ranges): Likewise.
522 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
523 * tree-ssa-copy.c (fini_copy_prop): Likewise.
524 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
526 (fold_predicate_in): Move to tree-vrp.c.
527 (substitute_and_fold): Use the callback instead of calling into
528 tree-vrp.c functions directly.
530 2009-09-22 Jakub Jelinek <jakub@redhat.com>
532 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
533 comparison warning on rs6000.
536 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
537 GIMPLE_EH_MUST_NOT_THROW cleanup.
538 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
540 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
543 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
544 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
545 LIB_SPEC for darwin10 and later since it always uses the unwinder in
546 libSystem which is derived from the gcc 4.2.1 unwinder.
548 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
551 * varasm.c (default_encode_section_info): Copy TLS model into
552 sym_ref flags regardless of backend support for TLS, for all
553 model types except TLS_MODEL_EMULATED.
555 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
558 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
559 we can handle it correctly.
561 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
563 * doc/install.texi (os2): Remove section.
565 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
567 * doc/standards.texi (Objective-C): Adjust two URLs.
569 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
571 * tree-tailcall.c (process_assignment): Don't check if a
572 multiplication or an addition are already present.
573 (find_tail_calls): Combine multiple additions and multiplications.
574 (adjust_accumulator_values): Emit accumulators.
576 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
578 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
579 xmm register restore.
581 2009-09-21 Jan Hubicka <jh@suse.cz>
583 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
584 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
587 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
589 * stor-layout.c (layout_type): Remove obsolete code.
591 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
594 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
596 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
599 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
600 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
601 (fold_builtin_2, do_mpc_arg1): Update accordingly.
602 * fold-const.c (const_binop): Likewise.
603 * real.h (do_mpc_arg2): Update prototype.
605 2009-09-20 Jan Hubicka <jh@suse.cz>
607 * dwarf2out.c (add_const_value_attribute): Return true if successful.
608 (add_location_or_const_value_attribute): Rewrite using
610 (tree_add_const_value_attribute): Return true if successful.
611 (tree_add_const_value_attribute_for_decl): Likewise.
613 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
614 (loc_descriptor): ... here;
615 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
616 (cst_pool_loc_descr): Break out from ...; do not reffer constant
617 pool items that was not marked for output.
618 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
619 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
620 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
621 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
622 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
623 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
624 DW_OP_stack_value to get address of items that are not available
626 (dw_loc_list): Handle single element lists correctly.
628 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
629 Pascal Obry <obry@adacore.com>
631 * unwind-dw2-fde.c (classify_object_over_fdes):
632 Cast the constant 1 to _Unwind_Ptr.
633 (add_fdes): Likewise.
634 (linear_search_fdes): Likewise.
636 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
638 * stor-layout.c (set_sizetype): Avoid useless type copy.
640 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
642 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
644 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
645 * configure, config.in: Regenerate.
646 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
648 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
649 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
650 for global data if the output could be used in a shared library.
651 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
652 to 0 if TARGET_WRITABLE_EH_FRAME.
654 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
656 PR rtl-optimization/39886
657 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
658 just when insn is equal to BB_END (bb).
660 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
662 * config/mips/mips.opt (mrelax-pic-calls): New option.
663 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
665 (mips_unspec_call): Change "unspec_call" expander into this.
666 (mips_strip_unspec_call): New function.
667 (mips_got_load): Call mips_unspec_call instead of
668 gen_unspec_call<mode>.
669 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
671 (mips_cfg_in_reorg): New function.
672 (mips16_lay_out_constants): Use it to decide whether to call
673 CFG-aware insn splitting.
674 (r10k_insert_cache_barriers): Move CFG set-up code from here to
675 mips_reorg. Move DF set-up code from here ...
676 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
678 (mips_reorg): Call mips_df_reorg instead of
679 r10k_insert_cache_barriers. Move CFG set-up code here from
680 r10k_insert_cache_barriers.
681 (mips_call_expr_from_insn): New function.
682 (mips_pic_call_symbol_from_set): Likewise.
683 (mips_find_pic_call_symbol): Likewise.
684 (mips_annotate_pic_call_expr): Likewise.
685 (mips_get_pic_call_symbol): Likewise.
686 (mips_annotate_pic_calls): Likewise.
687 (mips_override_options): Disable -mrelax-pic-calls unless PIC
689 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
690 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
691 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
693 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
694 (unspec_call<mode>): Remove it.
695 (sibcall_internal, sibcall_value_internal,
696 sibcall_value_multiple_internal, call_internal, call_split,
697 call_value_internal, call_value_split,
698 call_value_multiple_internal, call_value_multiple_split): Pass
699 SIZE_OPNO to MIPS_CALL.
700 (call_internal_direct, call_direct_split,
701 call_value_internal_direct, call_value_direct_split): Pass -1 as
702 SIZE_OPNO to MIPS_CALL.
703 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
704 * configure: Regenerate.
705 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
706 and -mno-relax-pic-calls.
707 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
709 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
712 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
713 in the directory this rule is called from, rather than the
714 toplevel 'gcc' directory, to fix in-tree build.
716 2009-09-19 Chris Demetriou <cgd@google.com>
718 PR preprocessor/28435:
719 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
720 to cpplib that the preprocessor output is needed.
722 2009-09-19 Jakub Jelinek <jakub@redhat.com>
724 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
725 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
726 *return_and_restore_fpregs_<mode>,
727 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
730 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
731 instead of assuming it has always a REG inside of it.
733 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
735 * config/freebsd.h: Update comment on types.
738 2009-09-18 Jason Merrill <jason@redhat.com>
740 * c.opt: Add -fno-deduce-init-list.
742 2009-09-18 Neil Vachharajani <nvachhar@google.com>
744 * value-prof.c (interesting_stringop_to_profile_p): Added output
745 argument to indicate which parameter is the size parameter.
746 * value-prof.c (gimple_stringop_fixed_value): Use
747 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
748 * value-prof.c (gimple_stringops_transform): Update call sites to
749 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
750 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
752 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
755 From David Binderman <dcb314@hotmail.com>:
756 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
757 local variable f. Remove stale comments.
758 (ix86_compute_frame_layout): Remove useless local variable total_size.
760 (legitimate_address_p): Remove useless local variables
761 reason_rtx and reason.
762 (ix86_split_copysign_const): Remove useless local variable op1.
763 (scale_counter): Remove useless local variable piece_size_mask.
765 2009-09-18 Jakub Jelinek <jakub@redhat.com>
767 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
770 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
773 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
775 2009-09-17 Jakub Jelinek <jakub@redhat.com>
777 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
780 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
782 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
783 DW_OP_implicit_value even without dwarf_version 4.
785 2009-09-17 Jan Hubicka <jh@suse.cz>
787 * dwarf2out.c: Include tree-pass.h and gimple.h.
788 (loc_list_plus_const): New function.
789 (loc_descriptor_from_tree_1): Rename to ...
790 (loc_descriptor_from_tree): ... remove original.
791 (loc_list_from_tree): New function.
792 (add_AT_location_description): Accept location list.
793 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
794 (concatn_mem_loc_descriptor): Remove.
795 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
797 (secname_for_decl): Move up.
798 (hidden_reference_p): New function; break out from ...
799 (loc_by_refernece): ... here; move up.
800 (dw_loc_list): New function.
801 (single_element_loc_list): New function.
802 (single_element_loc_list_p): New function.
803 (add_loc_descr_to_each): New function.
804 (add_loc_list): New function.
805 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
806 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
807 add diagnostics why expansion failed.
808 (add_location_or_const_value_attribute): Support location lists.
809 (add_bound_info): Likewise.
810 (descr_info_loc): Update call of loc_descriptor_from_tree.
811 (gen_variable_die): Work on location lists.
812 * final.c (pass_final): Add dump file.
813 * Makefile.in (dwarf2out.o): Add new dependencies.
815 2009-09-17 Janis Johnson <janis187@us.ibm.com>
818 * real.c decimal_from_integer, decimal_integer_string): New.
819 (real_from_integer): Use them as special case for decimal float.
820 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
821 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
822 Do not append zero after the decimal point in string to convert.
824 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
826 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
827 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
829 2009-09-17 Martin Jambor <mjambor@suse.cz>
831 * common.opt (fipa-sra): New switch.
832 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
833 * timevar.def (TV_IPA_SRA): New timevar.
834 * params.def (ipa-sra-ptr-growth-factor): New parameter.
835 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
836 * tree-sra.c: Include cgraph.c.
837 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
838 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
839 and grp_not_necessarilly_dereferenced.
840 (func_param_count): New variable.
841 (encountered_apply_args): New variable.
842 (bb_dereferences): New variable.
843 (final_bbs): New variable.
844 (no_accesses_representant): New variable.
845 (no_accesses_p): New function.
846 (dump_access): Dump the new fields.
847 (sra_initialize): Set encountered_apply_args to false.
848 (get_ssa_base_param): New function.
849 (mark_parm_dereference): New function.
850 (create_access): Caring for INIDRECT_REFs and different handling of
851 varialble length accesses in early IPA SRA. Store the stmt - a new
852 parameter - to the new access.
853 (build_access_from_expr_1): New parameter stmt, passed to
854 create_access. Handle INDIRECT_REFs.
855 (build_access_from_expr): Pass the current statement to
856 build_access_from_expr_1.
857 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
859 (build_accesses_from_assign): Pass the current statement to
860 build_access_from_expr_1. Do not create assign links in IPA-SRA.
861 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
862 final_bbs when necessary. Check for calls to __builtin_apply_args.
863 Fixup EH info if anythng was changed.
864 (is_unused_scalar_param): New function.
865 (ptr_parm_has_direct_uses): New function.
866 (find_param_candidates): New function.
867 (mark_maybe_modified): New function.
868 (analyze_modified_params): New function.
869 (propagate_dereference_distances): New function.
870 (dump_dereferences_table): New function.
871 (analyze_caller_dereference_legality): New function.
872 (unmodified_by_ref_scalar_representative): New function.
873 (splice_param_accesses): New function.
874 (decide_one_param_reduction): New function.
875 (enum ipa_splicing_result): New type.
876 (splice_all_param_accesses): New function.
877 (get_param_index): New function.
878 (turn_representatives_into_adjustments): New function.
879 (analyze_all_param_acesses): New function.
880 (get_replaced_param_substitute): New function.
881 (get_adjustment_for_base): New function.
882 (replace_removed_params_ssa_names): New function.
883 (sra_ipa_reset_debug_stmts): New function.
884 (sra_ipa_modify_expr): New function.
885 (sra_ipa_modify_assign): New function.
886 (convert_callers): New function.
887 (modify_function): New function.
888 (ipa_sra_preliminary_function_checks): New function.
889 (ipa_early_sra): New function.
890 (ipa_early_sra_gate): New function.
891 (pass_early_ipa_sra): New variable.
892 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
894 2009-09-17 Michael Matz <matz@suse.de>
897 * tree.c (build_type_attribute_qual_variant): Export.
898 * tree.h (build_type_attribute_qual_variant): Declare.
899 * tree-inline.c (remap_type_1): Use it to build variants with
900 the original qualifiers and attributes.
902 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
904 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
905 without a fallthrough edge.
907 2009-09-16 DJ Delorie <dj@redhat.com>
909 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
910 chip and ignore the "fast_interrupt" attribute if so.
912 2009-09-16 Richard Henderson <rth@redhat.com>
915 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
918 2009-09-16 Richard Henderson <rth@redhat.com>
921 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
922 is set only if DECL_NO_STATIC_CHAIN is unset.
923 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
924 (FOR_EACH_NEST_INFO): New.
925 (walk_all_functions): Use it.
926 (finalize_nesting_tree): Likewise.
927 (unnest_nesting_tree): Likewise.
928 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
929 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
930 (convert_gimple_call): Early out if gimple_call_chain already set.
931 (convert_all_function_calls): Iterate until no new functions
932 require a static chain.
933 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
934 when building a trampoline. Use dump_function_to_file instead
936 (lower_nested_functions): Open dump_file. Validate that decls
937 that have DECL_NO_STATIC_CHAIN from the front end don't have that
938 bit reset by this pass.
940 2009-09-16 Michael Matz <matz@suse.de>
943 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
944 shorten decl_common_unused.
945 (DECL_RESTRICTED_P): New accessor.
946 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
947 to disambiguate marked decls and restrict pointers.
949 2009-09-16 Richard Henderson <rth@redhat.com>
952 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
954 2009-09-16 Jakub Jelinek <jakub@redhat.com>
956 * integrate.c (set_block_abstract_flags): Call
957 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
959 2009-09-16 Richard Guenther <rguenther@suse.de>
962 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
965 2009-09-16 DJ Delorie <dj@redhat.com>
966 Kaz Kojima <kkojima@gcc.gnu.org>
968 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
969 (sh_expand_prologue): Update calls to output_stack_adjust.
970 (sh_expand_epilogue): Likewise.
972 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
975 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
976 trying to limit the extent of searches in the insn stream.
978 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
979 Jakub Jelinek <jakub@redhat.com>
983 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
985 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
986 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
987 (rs6000_savres_strategy): Always save FP registers inline if the
988 target doesn't support hardware double-precision. Set the above
989 bits in return value when needed.
990 (rs6000_savres_routine_sym): Fix computation for cache selector.
991 Mark the generated symbol as a function. Rename exitp argument to
992 lr. Move code for determining the name of the symbol...
993 (rs6000_savres_routine_name): ...here. New function. Add cases for
994 getting the names right on AIX and 64-bit Linux.
995 (savres_routine_name): New variable.
996 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
997 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
998 on what the target routine uses as a base register. If savep && lr
999 describe saving of r0 into memory slot.
1000 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1001 line calls for AIX ABI.
1002 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1003 determine FP save/restore functions.
1004 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1005 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1007 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1008 Duplicate restoration of LR and execute the appropriate one
1009 depending on whether GPRs are being restored inline. Set r11 from
1010 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1011 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1012 Fix out of line calls for AIX ABI.
1013 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1015 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1017 (*restore_gpregs_spe): Likewise.
1018 (*return_and_restore_gpregs_spe): Likewise.
1019 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1020 Define to empty string unconditionally.
1021 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1022 Define to empty string unconditionally.
1023 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1026 2009-09-15 Jan Hubicka <jh@suse.cz>
1028 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1029 * params.def (inline-insns-auto): Likewise.
1031 2009-09-15 Martin Jambor <mjambor@suse.cz>
1033 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1034 individual statements only at TDF_DETAILS dump level. Format
1035 source for 80 characters per line.
1037 2009-09-15 Christian Bruel <christian.bruel@st.com>
1039 * regrename.c (do_replace): Update REG_DEAD notes.
1041 2009-09-15 Revital Eres <eres@il.ibm.com>
1043 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1044 * targhooks.c (default_builtin_support_vector_misalignment):
1045 New builtin function.
1046 * targhooks.h (default_builtin_support_vector_misalignment):
1048 * target.h (builtin_support_vector_misalignment):
1049 New field in struct gcc_target.
1050 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1051 new builtin function.
1052 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1054 * config/rs6000/rs6000.c
1055 (rs6000_builtin_support_vector_misalignment): New function.
1056 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1058 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1060 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1062 (bfin_optimize_loop): Likewise.
1063 (bfin_gen_bundles): Likewise.
1064 (workaround_speculation): Likewise.
1065 (find_load): Return NULL_RTX for debug_insn.
1067 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1069 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1072 2009-09-14 DJ Delorie <dj@redhat.com>
1074 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1075 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1078 2009-09-14 Richard Henderson <rth@redhat.com>
1079 Jakub Jelinek <jakub@redhat.com>
1081 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1082 * cfgbuild.c (make_edges): Handle asm goto.
1083 * cfglayout.c (fixup_reorder_chain): Likewise.
1084 * cfgrtl.c (patch_jump_insn): Likewise.
1085 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1086 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1087 (gimple_build_asm_vec): Add and use labels parameter.
1088 (gimple_build_asm): Remove.
1089 (walk_gimple_asm): Walk labels too.
1090 * gimple.def (GIMPLE_ASM): Update docs.
1091 * gimple.h: Update decls.
1092 (struct gimple_statement_asm): Change nc to use unsigned char;
1094 (gimple_asm_nlabels): New.
1095 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1096 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1097 into gimple_build_asm_vec.
1098 * jump.c (mark_jump_label_asm): New.
1099 (mark_jump_label): Use it.
1100 (redirect_jump_1): Handle asm goto.
1101 (invert_jump_1): Soft fail if X is null.
1102 * recog.c (extract_asm_operands): New.
1103 (asm_noperands): Use it; handle asm labels.
1104 (decode_asm_operands): Use extract_asm_operands.
1105 (asm_operand_ok): Properly handle empty string.
1106 * reg-stack.c (get_asm_operands_in_out): Rename from
1107 get_asm_operand_n_inputs; use extract_asm_operands; return both
1108 inputs and outputs by reference; update all callers.
1109 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1110 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1111 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1112 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1113 (extract_asm_operands): Declare.
1114 * stmt.c (expand_asm_operands): Add and use labels parameter.
1115 (check_unique_operand_names): Likewise.
1116 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1117 (expand_asm_stmt): Handle asm labels.
1118 * tree-cfg.c (make_gimple_asm_edges): New.
1119 (make_edges): Use it.
1120 (cleanup_dead_labels): Handle asm labels.
1121 (is_ctrl_altering_stmt): Likewise.
1122 (gimple_redirect_edge_and_branch): Likewise.
1123 * tree.def (ASM_EXPR): Add 5th operand.
1124 * tree.h (ASM_LABELS): New.
1125 (resolve_asm_operand_names): Update decl.
1127 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1128 (c_parser_asm_goto_operands): New.
1129 * c-tree.h (build_asm_expr): Update decl.
1130 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1131 * doc/extend.texi: Document asm goto.
1133 2009-09-14 Richard Henderson <rth@redhat.com>
1135 * except.h: Update declarations.
1136 (struct pointer_map_t): Forward declare.
1137 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1138 (struct eh_landing_pad_d, eh_landing_pad): New.
1139 (struct eh_catch_d, eh_catch): New.
1140 (struct eh_region_d): Remove next_region_sharing_label, aka,
1141 label, tree_label, landing_pad, post_landing_pad, resume,
1142 may_contain_throw. Rename region_number to index. Remove
1143 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1144 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1145 (VEC(eh_landing_pad,gc)): New.
1146 (struct eh_status): Remove last_region_number. Add lp_array,
1147 throw_stmt_table, ttype_data, ehspec_data.
1148 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1149 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1150 * except.c (lang_protect_cleanup_actions): Return tree.
1151 (struct ehl_map_entry): Remove.
1152 (init_eh_for_function): Push zero entries for region and lp_array.
1153 (gen_eh_region): Add to region_array immediately.
1154 (gen_eh_region_catch): Operate on eh_catch objects.
1155 (gen_eh_landing_pad): New.
1156 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1157 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1158 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1159 (get_eh_landing_pad_from_number_fn): New.
1160 (get_eh_landing_pad_from_number): New.
1161 (get_eh_region_from_lp_number_fn): New.
1162 (get_eh_region_from_lp_number): New.
1163 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1164 (get_exception_pointer, get_exception_filter): Remove.
1165 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1166 (current_function_has_exception_handlers): Simplify.
1167 (bring_to_root, eh_region_replaceable_by_p): Remove.
1168 (replace_region, hash_type_list, hash_eh_region): Remove.
1169 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1170 (label_to_region_map, num_eh_regions): Remove.
1171 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1172 (find_exception_handler_labels): Remove.
1173 (duplicate_eh_regions_0, find_prev_try): Remove.
1174 (struct duplicate_eh_regions_data): New.
1175 (duplicate_eh_regions_1): Rewrite.
1176 (duplicate_eh_regions): Return a pointer map instead of an
1178 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1179 (redirect_eh_edge_to_label): Remove.
1180 (eh_region_outermost): Rewrite using eh_region pointers
1181 instead of integers.
1182 (add_ttypes_entry): Update for ttype_data move to eh_status.
1183 (add_ehspec_entry): Rewrite with VEC instead of varray.
1184 (assign_filter_values): Likewise. Export.
1185 (build_post_landing_pads, connect_post_landing_pads): Remove.
1186 (dw2_build_landing_pads): Rewrite to use lp_array.
1187 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1188 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1189 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1190 (sjlj_mark_call_sites): Update for landing pad numbers.
1191 (finish_eh_generation): Rewrite.
1192 (gate_handle_eh): Do nothing for no eh tree.
1193 (pass_rtl_eh): Move up near finish_eh_generation.
1194 (remove_eh_landing_pad): New.
1195 (remove_eh_handler): Export.
1196 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1197 (for_each_eh_label): Rewrite to use lp_array.
1198 (make_reg_eh_region_note): New.
1199 (make_reg_eh_region_note_nothrow_nononlocal): New.
1200 (insn_could_throw_p): New.
1201 (copy_reg_eh_region_note_forward): New.
1202 (copy_reg_eh_region_note_backward): New.
1203 (check_handled, add_reachable_handler): Remove.
1204 (reachable_next_level, foreach_reachable_handler): Remove.
1205 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1206 (get_eh_region_and_lp_from_rtx): New.
1207 (get_eh_region_from_rtx): New.
1208 (can_throw_internal_1, can_throw_external_1): Remove.
1209 (can_throw_internal): Use get_eh_region_from_rtx.
1210 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1211 (insn_nothrow_p, can_nonlocal_goto): New.
1212 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1213 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1214 (add_action_record): Use VEC not varray.
1215 (collect_one_action_chain): Update for eh_region changes.
1216 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1217 Use get_eh_region_and_lp_from_rtx.
1218 (gate_convert_to_eh_region_ranges): New.
1219 (pass_convert_to_eh_region_ranges): Use it.
1220 (push_uleb128, push_sleb128): Use VEC not varray.
1221 (output_one_function_exception_table): Likewise.
1222 (dump_eh_tree): Update for eh_region changes.
1223 (verify_eh_tree): Likewise.
1224 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1225 * tree-eh.c: Include target.h.
1226 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1227 Don't disallow GIMPLE_RESX; adjust argument check.
1228 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1229 (record_stmt_eh_region): Update for landing pad numbers;
1230 generate a landing pad if necessary.
1231 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1232 (remove_stmt_from_eh_lp_fn): Similarly.
1233 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1234 Update for lp numbers; don't special case missing throw_stmt_table.
1235 (lookup_expr_eh_lp): Similarly.
1236 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1237 (eh_seq, eh_region_may_contain_throw): New.
1238 (struct leh_state): Add ehp_region.
1239 (struct leh_tf_state): Remove eh_label.
1240 (emit_post_landing_pad): New.
1241 (emit_resx, emit_eh_dispatch): New.
1242 (note_eh_region_may_contain_throw): New.
1243 (frob_into_branch_around): Take eh_region not eh label;
1244 emit eh code into eh_seq.
1245 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1246 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1247 lower_eh_must_not_throw. Emit code to eh_seq.
1248 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1249 (lower_try_finally_onedest): Likewise.
1250 (lower_try_finally_copy): Likewise.
1251 (lower_try_finally_switch): Likewise.
1252 (lower_try_finally): Initialize ehp_region.
1253 (lower_catch): Update for eh_catch objects.
1254 (lower_eh_filter): Don't handle must_not_throw.
1255 (lower_eh_must_not_throw): New.
1256 (lower_cleanup): Don't set eh_label.
1257 (lower_eh_constructs_2): Resolve eh builtins.
1258 Handle GIMPLE_EH_MUST_NOT_THROW.
1259 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1260 Add eh_seq to the end of the function body.
1261 (make_eh_dispatch_edges): New.
1262 (make_eh_edge): Remove.
1263 (make_eh_edges): Simplify for landing pads.
1264 (redirect_eh_edge_1): New.
1265 (redirect_eh_edge): Use it.
1266 (redirect_eh_dispatch_edge): New.
1267 (stmt_could_throw_p): Use a switch. Allow RESX.
1268 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1269 (stmt_can_throw_internal): Likewise.
1270 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1271 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1272 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1273 (gate_refactor_eh): New.
1274 (pass_refactor_eh): Use it.
1275 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1276 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1277 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1278 (remove_unreachable_handlers): Rename from
1279 tree_remove_unreachable_handlers; rewrite for landing pads;
1280 call remove_eh_handler directly.
1281 (remove_unreachable_handlers_no_lp): New.
1282 (unsplit_eh, unsplit_all_eh): New.
1283 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1284 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1285 (cleanup_empty_eh_unsplit): New.
1286 (cleanup_empty_eh): Rewrite.
1287 (cleanup_all_empty_eh): New.
1288 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1289 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1290 (gate_cleanup_eh): New.
1291 (pass_cleanup_eh): Use it.
1292 (verify_eh_edges): Move later in file. Expect one EH edge.
1293 (verify_eh_dispatch_edge): New.
1295 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1296 (gtype-desc.o): Add TARGET_H.
1297 (tree.o): Use EXCEPT_H, not except.h.
1298 (cfgbuild.o): Add EXPR_H.
1299 (GTFILES): Add vecprim.h.
1300 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1301 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1302 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1303 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1304 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1305 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1306 calls to can_throw_internal.
1307 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1308 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1309 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1310 (expand_gimple_stmt): Use make_reg_eh_region_note.
1311 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1312 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1313 or find_exception_handler_labels.
1314 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1315 there is exacly one EH edge. Use can_nonlocal_goto and
1317 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1318 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1319 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1320 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1321 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1322 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1323 * dse.c (scan_insn): Use insn_could_throw_p.
1324 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1325 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1326 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1327 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1328 EXC_PTR_EXPR or FILTER_EXPR.
1329 (tree_expr_nonzero_warnv_p): Likewise.
1330 * function.h: Include vecprim.h, not varray.h
1331 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1332 move ttype_data and ehspec_data members to struct eh_status; change
1333 action_record_data member to a VEC.
1334 * gcse.c (hash_scan_set): Use can_throw_internal.
1335 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1336 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1337 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1338 (block_may_fallthru): Don't handle RESX_EXPR.
1339 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1340 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1341 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1342 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1343 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1344 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1345 (gimple_size): Likewise.
1346 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1347 (gimple_build_resx): Use gimple_build_with_ops.
1348 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1349 (is_gimple_val): Likewise.
1350 (is_gimple_stmt): Remove RESX_EXPR.
1351 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1352 (GIMPLE_RESX): Reorder with other EH constructs.
1353 * gimple.h (struct gimple_statement_eh_mnt): New.
1354 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1355 (gimple_eh_filter_must_not_throw): Remove.
1356 (gimple_eh_filter_set_must_not_throw): Remove.
1357 (gimple_eh_must_not_throw_fndecl): New.
1358 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1359 (is_gimple_resx): New.
1360 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1361 Don't copy EH_FILTER_MUST_NOT_THROW.
1362 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1363 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1364 handle must_not_throw_labels specially.
1365 * ipa-pure-const.c (check_call): Update debug statement for LP.
1366 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1367 * ipa-utils.c (get_base_var): Likewise.
1368 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1369 * lower-subreg.c (move_eh_region_note): Remove.
1370 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1371 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1372 (create_task_copyfn): Likewise.
1373 (maybe_catch_exception): Use gimple_build_eh_filter.
1374 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1375 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1376 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1377 and pass_lower_resx.
1378 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1379 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1380 can_throw_internal, can_nonlocal_goto.
1381 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1382 copy_reg_eh_region_note_forward.
1383 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1384 (emit_output_reload_insns): Likewise.
1385 (copy_eh_notes): Remove.
1386 * rtl.def (RESX): Remove.
1387 * rtl.h: Update declarations.
1388 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1389 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1390 (update_eh_label): Remove.
1391 (cleanup_dead_labels_eh): New.
1392 (cleanup_deal_labels): Use it instead of update_eh_label.
1393 (gimple_merge_blocks): Update landing pad data structure when
1394 removing a landing pad label.
1395 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1396 test; handle GIMPLE_EH_MUST_NOT_THROW.
1397 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1398 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1399 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1400 (verify_stmt): Likewise. Verify landing pads.
1401 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1402 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1403 (struct move_stmt_d): Add eh_map.
1404 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1405 (move_stmt_r): Remap eh region numbers in builtin calls,
1406 resx and eh_dispatch.
1407 (move_block_to_fn): Remove eh_offset parameter. Use
1408 maybe_duplicate_eh_stmt_fn.
1409 (find_outermost_region_in_block): Operate on eh_region pointers
1410 instead of region numbers.
1411 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1412 duplicate_eh_regions.
1413 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1414 test earlier. Disallow EH landing pads.
1415 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1416 * tree-flow.h: Update declarations.
1417 (struct tree_ann_common_d): Replace rn with lp_nr.
1418 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1419 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1420 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1421 resx and eh_dispatch.
1422 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1423 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1424 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1425 from duplicate_eh_regions.
1426 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1427 update RESX; handle EH_DISPATCH.
1428 (expand_call_inline): Set eh_lp_nr, not eh_region.
1429 (maybe_inline_call_in_expr): Likewise.
1430 * tree-inline.h (struct copy_body_data): Replace eh_region with
1431 eh_lp_nr, eh_region_offset with eh_map.
1432 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1433 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1434 * tree-pretty-print.c (dump_generic_node): Don't handle
1435 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1436 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1437 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1438 EXC_PTR_EXPR, FILTER_EXPR.
1439 * tree-ssa-operands.c (get_expr_operands): Likewise.
1440 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1441 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1442 (ao_ref_init_from_vn_reference): Likewise.
1443 * tree-ssa-sink.c (statement_sink_location): Likewise.
1444 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1445 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1446 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1447 EXC_PTR_EXPR, FILTER_EXPR.
1448 (is_exception_related): Remove.
1449 (compute_avail): Don't call it.
1450 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1451 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1452 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1453 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1455 (build_resx): Remove.
1456 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1457 * tree.h: Update declarations.
1458 (EH_FILTER_MUST_NOT_THROW): Remove.
1459 (struct tree_label_decl): Add eh_landing_pad_nr.
1460 (EH_LANDING_PAD_NR): New.
1461 * value-prof.c (gimple_ic): Tidy variable names. Update for
1462 landing pad numbers.
1463 (gimple_stringop_fixed_value): Tidy variable names. Assert
1464 that neither call stmt can throw.
1465 * vecprim.h (uchar): New.
1466 (VEC(uchar,heap), VEC(uchar,gc)): New.
1468 * c-common.c (c_define_builtins): Update call to
1469 build_common_builtin_nodes.
1470 * c-parser.c (c_parse_file): Don't call
1471 default_init_unwind_resume_libfunc.
1473 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1475 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1476 (mips_cprestore_address_p): Likewise.
1477 (mips_save_gp_to_cprestore_slot): Likewise.
1478 (mips_restore_gp): Rename to...
1479 (mips_restore_gp_from_cprestore_slot): ...this.
1480 (mips_must_initialize_gp_p): Declare.
1481 (mips_emit_save_slot_move): Likewise.
1482 (mips_output_load_label): Return nothing.
1483 (mips_eh_uses): Declare.
1484 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1485 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1486 (TARGET_ABSOLUTE_JUMPS): Likewise.
1487 (EH_USES): Likewise.
1488 (FIRST_PSEUDO_REGISTER): Update comment.
1489 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1490 (MIPS_CALL): ...here.
1491 (REGISTER_NAMES): Add $cprestore.
1492 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1493 Add load_label_length, has_inflexible_gp_insn_p,
1494 has_flexible_gp_insn_p, must_initialize_gp_p and
1495 must_restore_gp_when_clobbered_p.
1496 (mips_expand_call): Don't generate split instructions here.
1497 (mips_split_call): Update the call to mips_restore_gp after
1498 the above name change.
1499 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1500 (mips_find_gp_ref): New function.
1501 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1502 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1503 (mips_insn_has_flexible_gp_ref_p): Likewise.
1504 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1505 (mips_function_has_gp_insn): Delete.
1506 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1507 Use the new functions above. Only return INVALID_REGNUM
1508 for TARGET_ABSOLUTE_JUMPS.
1509 (mips_must_initialize_gp_p): New function.
1510 (mips_get_cprestore_base_and_offset): New function, extracted from...
1511 (mips_cprestore_slot): ...here. Take a bool parameter.
1512 (mips_cfun_has_cprestore_slot_p): New function.
1513 (mips_cprestore_address_p): Likewise.
1514 (mips_save_gp_to_cprestore_slot): Likewise.
1515 (mips_restore_gp): Rename to...
1516 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1517 epilogue_completed. Update the call to mips_cprestore_slot.
1518 Test cfun->machine->must_restore_gp_when_clobbered_p.
1519 (mips_direct_save_slot_move_p): New function.
1520 (mips_emit_save_slot_move): Likewise.
1521 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1522 of cfun->machine->global_pointer.
1523 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1524 (mips_save_reg): Use mips_emit_save_slot_move.
1525 (mips_expand_prologue): Set must_initialize_gp_p.
1526 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1527 for all cprestore saves. Emit a use_cprestore instruction after
1528 setting up the cprestore slot.
1529 (mips_restore_reg): Use mips_emit_save_slot_move.
1530 (mips_process_load_label): New function.
1531 (mips_load_label_length): Likewise.
1532 (mips_output_load_label): Don't return asm: output it here instead.
1533 Use mips_process_load_label.
1534 (mips_adjust_insn_length): Adjust the length of branch instructions
1535 that have length MAX_PIC_BRANCH_LENGTH.
1536 (mips_output_conditional_branch): Update the call to
1537 mips_output_load_label. Assume the branch target is OPERANDS[0]
1538 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1539 (mips_output_order_conditional_branch): Swap the meaning of
1540 OPERANDS[0] and OPERANDS[1].
1541 (mips_variable_issue): Don't count ghost instructions.
1542 (mips_expand_ghost_gp_insns): New function.
1543 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1544 (mips_output_mi_thunk): Set must_initialize_gp_p.
1545 (mips_eh_uses): New function.
1546 * config/mips/predicates.md (cprestore_save_slot_operand)
1547 (cprestore_load_slot_operand): New predicates.
1548 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1549 (UNSPEC_MOVE_GP): Likewise.
1550 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1551 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1552 (CPRESTORE_SLOT_REGNUM): New register.
1553 (MAX_PIC_BRANCH_LENGTH): New constant.
1554 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1555 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1556 branches. Fix commentary.
1557 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1558 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1559 Change type to "ghost".
1560 (loadgp_absolute_<mode>): Likewise.
1561 (loadgp_rtp_<mode>): Likewise.
1562 (copygp_mips16): Likewise.
1563 (loadgp_blockage): Remove redundant mode attribute.
1564 (potential_cprestore): New instruction.
1565 (cprestore): Turn into an unspec set.
1566 (use_cprestore): New instruction.
1567 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1568 (*branch_fp_inverted): Likewise.
1569 (*branch_order<mode>): Likewise.
1570 (*branch_order<mode>_inverted): Likewise.
1571 (*branch_equality<mode>): Likewise.
1572 (*branch_equality<mode>_inverted): Likewise.
1573 (*branch_bit<bbv><mode>): Likewise.
1574 (*branch_bit<bbv><mode>_inverted): Likewise.
1575 (*branch_equality<mode>_mips16): Remove redundant mode.
1576 (jump): Turn into a define_expand.
1577 (*jump_absolute): New instruction.
1578 (*jump_pic): Likewise.
1579 (*jump_mips16): Rename previously-unnamed pattern. Remove
1580 redundant mode attribute.
1581 (restore_gp): Split on epilogue_completed rather than
1582 reload_completed. Change type to "ghost".
1583 (move_gp<mode>): New instruction.
1584 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1585 Remove redundant mode attribute.
1586 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1587 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1588 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1590 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1593 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1594 are returned in the same register (vs34 or v2) that Altivec vector
1595 types are returned in.
1596 (rs6000_libcall_value): Ditto.
1599 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1600 instead of explicit addsi3/adddi3 calls.
1601 (rs6000_split_multireg_move): Ditto.
1602 (rs6000_emit_allocate_stack): Ditto.
1603 (rs6000_emit_prologue): Ditto.
1604 (rs6000_output_mi_thunk): Ditto.
1606 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1607 size is 64 bits if we can use 64-bit registers.
1609 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1611 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1614 From Jie Zhang <jie.zhang@analog.com>:
1615 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1616 save FP and RETS with saveall attribute.
1617 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1618 with saveall attribute.
1620 * config/bfin/bfin.c (bfin_expand_builtin,
1621 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1624 From Jie Zhang <jie.zhang@analog.com>:
1625 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1626 before use in two places.
1627 * config/bfin/bfin.md (AREG): Define mode iterator.
1628 (reload_in, reload_out): Use mode iterator AREG.
1630 2009-09-14 Richard Guenther <rguenther@suse.de>
1633 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1634 EH personality path.
1636 2009-09-13 Richard Guenther <rguenther@suse.de>
1637 Rafael Avila de Espindola <espindola@google.com>
1639 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1640 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1641 (LANG_HOOKS_INITIALIZER): Adjust.
1642 (lhd_pass_through_t): Declare.
1643 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1645 * langhooks.c (lhd_pass_through_t): New function.
1646 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1647 dwarf2out_begin_prologue): Use personality from current_function_decl.
1648 * expr.h (get_personality_function): Declare.
1649 * expr.c (get_personality_function): New function.
1650 (build_personality_function): Likewise.
1651 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1652 (eh_personality_libfunc): Remove.
1653 * optabs.c (build_libfunc_function): New function split out from ...
1654 (init_one_libfunc): ... here.
1655 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1656 (tree_function_decl): Add personality.
1657 (lhd_gcc_personality): Declare.
1658 (build_personality_function): Likewise.
1659 * tree.c (gcc_eh_personality_decl): New.
1660 (lhd_gcc_personality): New function.
1661 * except.h (lang_eh_runtime_type): Remove.
1662 (enum eh_personality_kind): New.
1663 (build_personality_function): Declare.
1664 (function_needs_eh_personality): Declare.
1665 * except.c (lang_eh_runtime_type): Remove.
1666 (function_needs_eh_personality): New function.
1667 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1668 (sjlj_emit_function_enter, output_function_exception_table):
1669 Use personality from current_function_decl.
1670 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1671 * tree-inline.c (tree_can_inline_p): Do not inline across different
1673 (expand_call_inline): Likewise. Adjust the callers EH personality.
1674 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1675 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1676 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1677 (c-parser.o): Likewise
1678 * c-tree.h (c_eh_initialized_p): Remove.
1679 (c_maybe_initialize_eh): Likewise.
1680 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1681 (finish_decl): Don't call c_maybe_initialize_eh.
1682 (c_eh_initialized_p): Remove.
1683 (c_maybe_initialize_eh): Likewise.
1684 * c-parser.c (c_parser_omp_construct): Likewise.
1685 (c_parse_file): Initialize exception handling.
1687 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1689 * config.gcc (tm_file): Remove i386/biarch32.h
1690 for i?86-w64-mingw* case.
1691 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1693 * config.host: Set for x64 mingw the option
1694 use_long_long_for_widest_fast_int to yes.
1696 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1698 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1699 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1700 (dbxout_begin_function): Likewise.
1701 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1702 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1703 set on the function.
1704 (final_end_function): Likewise.
1705 (final_scan_insn): Likewise.
1706 (rest_of_handle_final): Likewise.
1707 * varasm.c (assemble_start_function): Likewise.
1708 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1710 2009-09-12 Jason Merrill <jason@redhat.com>
1712 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1713 * opts.c (common_handle_option): constify.
1715 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1717 * doc/install.texi (avr): Remove obsolete reference site.
1719 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1721 * doc/install.texi (Binaries): Adjust AIX link.
1723 2009-09-12 Akim Demaille <demaille@gostai.com>
1725 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1726 Use an imperative sentence.
1728 2009-09-11 Richard Henderson <rth@redhat.com>
1730 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1731 structure-name and has-tree-operands arguments; update all entries.
1732 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1734 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1735 (gsstruct_code_size): New.
1736 (gss_for_code_): New.
1737 (gss_for_code): Remove.
1738 (gimple_size): Rewrite using gsstruct_code_size.
1739 (gimple_statement_structure): Move to gimple.h.
1740 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1741 (gss_for_code, gimple_statement_structure): New.
1742 (gimple_ops): Use new arrays; tidy.
1744 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1746 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1747 operand to be a PLUS expression.
1748 * config/pa/pa.c (pa_secondary_reload): Likewise.
1750 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1752 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1754 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1757 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1759 From Jie Zhang <jie.zhang@analog.com>:
1760 * doc/extend.texi (node Function Attributes): Document l2
1762 (node Blackfin Variable Attributes): Document l2 variable attributes.
1764 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1766 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1767 to match the system compiler's configuration at inflection point.
1768 Add comment to remark a remaining difference with system compiler.
1770 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1771 * configure: Regenerate.
1773 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1775 From Jie Zhang <jie.zhang@analog.com>:
1776 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1777 (bfin_handle_l2_attribute): New.
1778 (bfin_attribute_table): Add l2 attribute.
1780 2009-09-11 Michael Matz <matz@suse.de>
1783 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1784 on the local_decls list.
1786 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1790 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1792 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1793 for VALUEs, to implement the documented interface.
1794 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1795 Adjust for VALUEs and anything else, to implement the
1796 documented interface.
1798 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1800 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1801 with actual SPE/paired vector modes before using 64-bit alignment.
1802 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1804 2009-09-10 DJ Delorie <dj@redhat.com>
1806 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1809 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1810 * config/mep/mep.c (mep_legitimate_constant_p): New.
1811 * config/mep/mep-protos.h: Prototype it.
1813 2009-09-10 Richard Henderson <rth@redhat.com>
1815 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1817 2009-09-10 Jason Merrill <jason@redhat.com>
1819 * tree.c (chain_index): New fn.
1820 * tree.h: Declare it.
1822 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1824 * config/sol2-c.c (cmn_err_length_specs): Initialize
1825 scalar_identity_flag.
1827 2009-09-10 Richard Henderson <rth@redhat.com>
1829 * tree.h (struct tree_decl_common): Move align member earlier;
1830 move label_decl_uid member ...
1831 (struct tree_label_decl): ... here.
1832 (LABEL_DECL_UID): Update to match.
1834 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1837 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1838 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1840 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1841 dest_prev if the edge is complex.
1843 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1845 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1846 loop latch tests earlier.
1848 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1849 before GIMPLE_RETURN, not after its predecessor; insert
1852 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1853 gimple_seq_empty_p to test for no PHI nodes.
1854 * tree-cfg.c (split_critical_edges): Likewise.
1856 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1858 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1860 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1861 introduced by the VTA branch merge.
1863 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1865 * ira-conflicts.c: Use fputs or putc instead of fprintf
1869 * tree-switch-conversion.c: Ditto.
1871 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1873 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1874 introduced by the VTA branch merge.
1876 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1879 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1881 PR rtl-optimization/39779
1882 * expr.c (convert_modes): Return when mode == oldmode after
1883 CONST_INTs are processed.
1885 2009-09-10 Nick Clifton <nickc@redhat.com>
1887 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1888 attribute and referring decl when creating renamed symbol.
1890 2009-09-10 Richard Guenther <rguenther@suse.de>
1893 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1895 (cgraph_finalize_compilation_unit): Compute reachability
1896 before emitting thunks. Properly process aliases before
1897 possibly removing unreachable nodes.
1899 2009-09-10 Richard Guenther <rguenther@suse.de>
1902 * tree.c (struct free_lang_data_d): Add worklist member.
1903 (find_decls_types_r): Push onto the worklist instead of recursing.
1904 Handle TREE_BINFOs properly.
1905 (find_decls_types): New function wrapped around find_decls_types_r
1906 to process the worklist.
1907 (find_decls_types_in_eh_region): Use it.
1908 (find_decls_types_in_node): Likewise.
1909 (find_decls_types_in_var): Likewise.
1910 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1911 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1912 (AGGREGATE_TYPE_P): Adjust.
1914 2009-09-09 Jason Merrill <jason@redhat.com>
1916 * configure.ac: Check glibc version even if we have an in-tree
1919 2009-09-09 Anthony Green <green@moxielogic.com>
1921 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1922 the constant 0 when appropriate.
1923 * config/moxie/constraints.md: Add constraint O.
1925 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1926 to pass up to 6 32-bit argument values in registers.
1927 (moxie_function_arg): Ditto.
1928 (moxie_arg_partial_bytes): Ditto.
1929 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1930 (REG_PARM_STACK_SPACE): Ditto.
1931 (FUNCTION_ARG_REGNO_P): Ditto.
1933 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1934 instruction to allocate stack space.
1936 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1938 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1939 unnecessarily stringent constraints. Fix address
1940 calculation in the splitters.
1942 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1944 PR rtl-optimization/39779
1945 * expr.c (convert_modes): Return when mode == oldmode after
1946 CONST_INTs are processed.
1948 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1951 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1952 (ix86_expand_prologue): Take frame.padding0 into logic of
1954 (ix86_expand_epilogue): Likewise.
1956 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1958 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1960 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1961 * config/t-slibgcc-libgcc: New file.
1962 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1964 2009-09-09 Martin Jambor <mjambor@suse.cz>
1966 PR tree-optimization/41089
1967 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1970 2009-09-09 Richard Henderson <rth@redhat.com>
1972 * gimple.h (CASE_GIMPLE_OMP): New.
1973 (is_gimple_omp): Use it.
1974 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1975 (verify_gimple_debug): Likewise.
1977 2009-09-09 Richard Guenther <rguenther@suse.de>
1979 PR tree-optimization/41101
1980 * tree-ssa-pre.c (maximal_set): Remove.
1981 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1982 Defer all blocks we didn't visit at least one successor.
1983 (add_to_exp_gen): Do not add to the maximal set.
1984 (make_values_for_phi): Likewise.
1985 (compute_avail): Likewise.
1986 (init_pre): Do not allocate the maximal set.
1987 (execute_pre): Do not dump it.
1989 2009-09-09 Martin Jambor <mjambor@suse.cz>
1991 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1992 an SSA_NAME rather than a is_gimple_variable.
1994 2009-09-09 Richard Guenther <rguenther@suse.de>
1997 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1998 code dealing with plain pointer bases.
1999 (maybe_fold_offset_to_reference): Likewise.
2000 (maybe_fold_stmt_addition): Adjust.
2002 2009-09-09 Richard Guenther <rguenther@suse.de>
2004 * tree.c (free_lang_data_in_type): Do not free the type variant
2006 (free_lang_data): Merge char_type_node with its properly signed
2008 (pass_ipa_free): Collect after freeing language specific data.
2010 2009-09-09 Michael Matz <matz@suse.de>
2013 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2014 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2015 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2018 2009-09-08 DJ Delorie <dj@redhat.com>
2020 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2022 2009-09-04 Jason Merrill <jason@redhat.com>
2024 * tree.c (tree_find_value): Remove.
2025 * tree.h: Remove prototype.
2026 * varasm.c (assemble_external): Use value_member instead.
2028 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2030 * toplev.c (process_options): Choose default debugging type when
2031 gtoggle enables debug info and type is unset.
2033 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2037 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2040 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2042 * configure: Rebuilt with modified libtool.m4.
2044 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2049 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2051 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2053 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2054 (remove_statement): Likewise.
2055 (rewrite_use_nonlinear_expr): Adjust.
2056 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2057 * tree-ssa.c (release_defs_bitset): ... this. New.
2058 * tree-flow.h (release_defs_bitset): Declare.
2060 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2063 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2064 in the middle block.
2066 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2068 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2069 via intptr_t to long type.
2070 (insert_operand_rank): Cast long type via intptr_t to
2072 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2074 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2075 from pointer to unsigned via uintptr_t.
2077 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2078 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2080 * configure: Regenerated.
2081 * config.in: Regenerated
2082 * system.h (stdint.h): Add include.
2083 (inttypes.h): Likewise.
2084 * Makefile.in (aclocal): Add config/stdint.m4.
2085 * aclocal.m4: Regenerated.
2087 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2089 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2091 (note_np_check_stores): New function.
2092 (harmless_null_pointer_p): New function.
2093 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2094 changed. Take into account whether we're in the shadow of a condjump
2095 that tested NP_REG for NULL.
2096 Lose all code that tested for SEQUENCEs.
2097 (workaround_speculation): Avoid inserting NOPs for loads that are
2098 either always executed or a NULL pointer.
2100 2009-09-08 Jan Hubicka <jh@suse.cz>
2102 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2103 * params.def (early-inlining-insns): Likewise.
2105 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2107 PR rtl-optimization/41239
2108 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2109 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2111 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2112 across calls, as the calls might not always return normally.
2113 (call_may_noreturn_p): New function.
2114 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2115 (init_deps): Initialize it.
2116 (remove_from_deps): Also remove calls from
2117 last_function_call_may_noreturn list.
2119 2009-09-07 Richard Henderson <rth@redhat.com>
2121 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2122 more VR->OPERANDS than LHS operands. Free LHS before returning.
2124 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2126 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2127 (attr "addrtype"): New member "spreg".
2128 Use it if mem_spfp_address_operand is true for the address.
2129 (attr "type"): New entry "stall".
2130 (cpu_unit "load"): New.
2131 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2133 (insn_reservation "loadsp"): New.
2134 (insn_reservation "load_stall1"): New.
2135 (insn_reservation "load_stall3"): New.
2137 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2138 (mem_p_address_operand): Exclude stack and frame pointer based
2140 (mem_spfp_address_operand): New; match them here.
2141 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2142 (bfin_reorg): Call it if scheduling insns.
2143 (bfin_gen_bundles): Remove dummy insns created by
2144 add_sched_insns_for_speculation.
2146 From Jie Zhang <jie.zhang@analog.com>:
2147 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2148 bfin_si_revision, bfin_workarounds): Move these ...
2149 * config/bfin/bfin.h: ... here.
2151 From Mike Frysinger <michael.frysinger@analog.com>
2152 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2153 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2154 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2155 bf547m, bf548m, and bf549m.
2156 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2157 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2158 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2159 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2160 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2161 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2162 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2163 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2164 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2165 bf542m, bf544m, bf547m, bf548m, and bf549m.
2167 From Jie Zhang <jie.zhang@analog.com>:
2168 * config/bfin/predicates.md (p_register_operand): New predicate.
2169 (dp_register_operand): New predicate.
2170 * config/bfin/bfin-protos.h (WA_05000074): Define.
2171 (ENABLE_WA_05000074): Define.
2172 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2173 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2174 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2175 (define_attr addrtype): Allow load/store register to be P register.
2176 (define_attr storereg): New.
2177 (define_cpu_unit anomaly_05000074): New.
2178 (define_insn_reservation dsp32shiftimm): New.
2179 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2180 (define_insn_reservation loadp): Cannot use slot2.
2181 (define_insn_reservation loadsp): Cannot use slot2.
2182 (define_insn_reservation storep): Cannot use slot2. Does not
2183 apply when working around 05000074.
2184 (define_insn_reservation storep_anomaly_05000074): New.
2185 (define_insn_reservation storei): Does not apply when working
2187 (define_insn_reservation storei_anomaly_05000074): New.
2188 (define_attr length): Add dsp32shiftimm case.
2189 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2190 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2191 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2192 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2193 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2195 2009-09-07 Martin Jambor <mjambor@suse.cz>
2198 * tree-sra.c (create_artificial_child_access): Return NULL if
2199 build_ref_for_offset fails.
2200 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2201 and create_artificial_child_access to fail.
2203 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2206 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2207 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2208 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2210 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2212 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2213 block, ensure it has an exit edge. Emit a barrier after a jump.
2215 2009-09-07 Nick Clifton <nickc@redhat.com>
2217 * gcc.c (this_is_linker_script): New variable. Like
2218 this_is_library_file but for the %T constructor.
2219 (end_going_arg): If this_is_linker_script is set then locate the
2220 script and insert a --script switch before it
2221 (do_spec_2): Initialise this_is_linker_script.
2222 (do_spec_1): Likewise. Handle %T construct.
2223 (eval_spec_function): Preserve this_is_linker_script.
2224 * doc/invoke.texi: Document %T construct in spec files.
2225 * config/m32c/m32c.h (LIB_SPEC): Use it.
2227 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2229 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2230 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2231 when volatile flag is set.
2232 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2234 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2237 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2238 (combine_stack_adjustments_for_block): Allow insns between stack
2239 adjustments and stores with corresponding pre-(dec|inc)rement or
2240 pre-modify operation.
2242 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2245 * combine-stack-adj.c (struct csa_memlist): Rename to...
2246 (struct csa_reflist): ... this. Rename mem field to ref.
2247 (free_csa_memlist): Rename to...
2248 (free_csa_reflist): ... this.
2249 (record_one_stack_memref): Rename to...
2250 (record_one_stack_ref): ... this. Handle also REG_P.
2251 (try_apply_stack_adjustment): Handle also REG_P.
2252 (struct record_stack_memrefs_data): Rename to...
2253 (struct record_stack_refs_data): ... this. Rename memlist field to
2255 (record_stack_memrefs): Rename to...
2256 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2257 subexpressions instead of failing when a MEM contains SP references.
2258 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2259 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2261 2009-09-06 Richard Guenther <rguenther@suse.de>
2264 * tree.c (build_array_type): Do not record types marked
2265 with structural equality in the canonical type hashtable.
2267 2009-09-06 Richard Guenther <rguenther@suse.de>
2270 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2272 2009-09-05 Richard Guenther <rguenther@suse.de>
2275 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2277 2009-09-05 Richard Guenther <rguenther@suse.de>
2280 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2282 2009-09-05 Richard Guenther <rguenther@suse.de>
2285 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2286 before comparing function argument types.
2288 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2291 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2294 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2297 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2299 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2300 locators before emit_insn is called.
2302 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2305 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2306 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2307 (reginfo_init): Don't call allocate_reg_info.
2309 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2312 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2313 NONDEBUG_INSN_P instead of INSN_P.
2315 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2318 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2320 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2323 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2324 pattern of the split.
2326 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2328 * toplev.c (process_options): Move setter of flag_var_tracking
2329 before other tests that depend on it. Move down setter of
2330 flag_rename_registers. Don't enable var-tracking-assignments
2331 by default if selective scheduling is enabled. Warn if both
2334 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2336 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2337 comment. Use switch statement to catch overlaps between rtx
2338 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2339 (IS_DECL_CODE): ... here. Remove.
2340 (check_value_is_not_decl): Remove.
2341 (dv_from_decl, dv_from_value): Check after conversion.
2343 2009-09-04 Richard Guenther <rguenther@suse.de>
2346 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2347 after emitting tunks. Move emitting thunks and ctors from ...
2348 (cgraph_optimize): ... here. Remove redundant
2349 cgraph_analyze_functions.
2350 * varasm.c (find_decl_and_mark_needed): Remove no longer
2352 (finish_aliases_1): Adjust check for thunk aliases.
2354 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2356 * config/arm/arm.md (ctzsi2): Added braces
2357 to avoid warning that broke booststrap.
2359 2009-09-04 Martin Jambor <mjambor@suse.cz>
2361 PR tree-optimization/41112
2362 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2363 handle variable-bounded arrays.
2364 (expr_with_var_bounded_array_refs_p): New function.
2365 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2367 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2369 * config/s390/2097.md: Removed two incorrect bypasses.
2370 (z10_fsimpdf): Fixed latency.
2371 (z10_fhex): New insn_reservation.
2372 (z10_floaddf): Fixed latency.
2373 (z10_floadsf): Fixed latency.
2374 (z10_ftrunctf): Fixed latency.
2375 (z10_ftruncdf): Fixed latency.
2376 * config/s390/s390.c (z10_cost): Fixed values.
2377 (s390_adjust_priority): Added z10 path.
2378 * config/s390/s390.md (type): Added fhex.
2379 (*mov<mode>_64dfp): Updated type attribute.
2380 (*mov<mode>_64): Updated type attribute.
2381 (*mov<mode>_31): Updated type attribute.
2382 (*mov<mode>"): Likewise.
2383 * config/s390/2084.md (x_fsimpdf): Updated condition.
2385 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2387 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2388 RTXs in the predicate for operand 1.
2390 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2392 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2393 (rbitsi2): New insn.
2394 (ctzsi2): New expand.
2395 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2397 2009-09-03 Martin Jambor <mjambor@suse.cz>
2399 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2400 (create_artificial_child_access): Use build_ref_for_offset instead
2401 of duplicate_expr_for_different_base.
2402 (propagate_subacesses_accross_link): Likewise.
2404 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2406 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2408 (mips16e_collect_argument_saves): Skip debug instructions.
2409 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2410 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2411 (r10k_insert_cache_barriers): Likewise.
2412 (mips_reorg_process_insns): Likewise.
2414 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2417 * ira.c (update_equiv_reg): Remove check on class likely spill.
2419 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2422 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2423 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2427 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2428 the stack slot if it is passed by invisible reference.
2429 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2430 by invisible reference.
2432 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2434 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2435 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2436 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2438 * config/bfin/sync.md: New file.
2439 * config/bfin/bfin.md: Include it.
2440 (UNSPEC_ATOMIC): New.
2441 (UNSPEC_ONES): Provide a unique number.
2443 From Jie Zhang <jie.zhang@analog.com>:
2444 * config/bfin/bfin.c (ret_regs): New.
2445 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2446 (must_save_rets_p): New.
2447 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2448 current_function_is_leaf.
2449 (do_link): Likewise.
2450 (do_unlink): Likewise.
2451 (expand_interrupt_handler_prologue): Use ret_regs array.
2452 (expand_interrupt_handler_epilogue): Use ret_regs array and
2453 pass return register to gen_return_internal.
2454 (bfin_expand_epilogue): Pass return register to
2455 gen_return_internal.
2456 (bfin_expand_call): Explicitly clobber RETS.
2457 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2458 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2459 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2460 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2462 (return_internal): Take a reg rtx rather than the register number.
2464 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2466 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2467 when comparing against estimated_loop_iterations_int return.
2469 2009-09-03 Richard Guenther <rguenther@suse.de>
2471 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2472 eh_personality_libfunc.
2474 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2476 * tree-parloops.c (separate_decls_in_region): Add space.
2478 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2480 * tree-parloops.c (separate_decls_in_region): Change the condition
2481 checking if there are reductions in the loop.
2483 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2485 PR tree-optimization/38275
2486 * tree-parloops.c (parallelize_loops): Replace profitability condition
2487 for expected number of iterations.
2489 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2491 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2492 (bootstrap-debug): Explain conditions in which it becomes default.
2493 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2496 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2498 * doc/invoke.texi (Optimize Options): Move
2499 -finline-small-functions to the -O2 list.
2501 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2503 * toplev.c (process_options): Enable var-tracking-assignments
2504 by default if var-tracking is enabled.
2506 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2508 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2510 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2511 * rtl.h (prev_nonnote_insn_bb): Declare it.
2513 2009-09-03 Diego Novillo <dnovillo@google.com>
2515 * cgraph.c (cgraph_node_for_decl): New.
2516 * cgraph.h (cgraph_node_for_decl): Declare.
2517 * tree.c (host_integerp): Return 0 if T is NULL.
2519 2009-09-03 Diego Novillo <dnovillo@google.com>
2521 * tree.h (struct alias_pair): Move from varasm.c.
2522 (alias_pairs): Likewise.
2523 (TYPE_MAXVAL): Define.
2524 (TYPE_MINVAL): Define.
2525 (iterative_hash_host_wide_int): Declare.
2526 (remove_unreachable_alias_pairs): Declare.
2527 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2528 * diagnostic.c (default_diagnostic_starter): Make extern.
2529 (default_diagnostic_finalizer): Make extern.
2530 * diagnostic.h (default_diagnostic_starter): Declare.
2531 (default_diagnostic_finalizer): Declare.
2532 (default_tree_printer): Declare.
2533 * toplev.c (default_tree_printer): Make extern.
2535 2009-09-03 Richard Guenther <rguenther@suse.de>
2536 Diego Novillo <dnovillo@google.com>
2538 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2539 * cgraphunit.c (cgraph_expand_function): Do not emit
2540 associated thunks from here.
2541 (cgraph_emit_thunks): New.
2542 (cgraph_optimize): Call it.
2543 Return if any IPA pass finds an error.
2544 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2547 2009-09-03 Simon Baldwin <simonb@google.com>
2548 Rafael Espindola <espindola@google.com>
2549 Richard Guenther <rguenther@suse.de>
2550 Doug Kwan <dougkwan@google.com>
2551 Diego Novillo <dnovillo@google.com>
2553 * tree.c: Include tree-pass.h, langhooks-def.h,
2554 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2555 (free_lang_data_in_type): New.
2556 (need_assembler_name_p): New.
2557 (free_lang_data_in_block): New.
2558 (free_lang_data_in_decl): New.
2559 (struct free_lang_data_d): New.
2560 (add_tree_to_fld_list): New.
2561 (find_decls_types_r): New.
2562 (get_eh_types_for_runtime): New.
2563 (find_decls_types_in_eh_region): New.
2564 (find_decls_types_in_node): New.
2565 (find_decls_types_in_var): New.
2566 (free_lang_data_in_cgraph): New.
2567 (free_lang_data): New.
2568 (gate_free_lang_data): New.
2569 (pass_ipa_free_lang_data): New.
2571 2009-09-03 Diego Novillo <dnovillo@google.com>
2573 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2574 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2575 (lang_hooks): Remove const qualifier.
2576 * ipa.c (cgraph_remove_unreachable_nodes): Call
2577 remove_unreachable_alias_pairs.
2578 * except.c (add_type_for_runtime): Check if TYPE has
2579 already been converted.
2580 (lookup_type_for_runtime): Likewise.
2581 (check_handled): Handle converted types.
2582 * varasm.c (remove_unreachable_alias_pairs): New.
2583 * gimple.c: Include demangle.h.
2584 (gimple_decl_printable_name): New.
2585 (gimple_fold_obj_type_ref): New.
2586 * gimple.h (gimple_decl_printable_name): Declare.
2587 (gimple_fold_obj_type_ref): Declare.
2588 * passes.c (init_optimization_passes): Add pass
2589 pass_ipa_free_lang_data.
2590 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2591 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2593 2009-09-03 Diego Novillo <dnovillo@google.com>
2595 * c-lang.c (lang_hooks): Remove const qualifier.
2597 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2599 * doc/install.texi (*-*-freebsd*): Update target information.
2601 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2603 * hard-reg-set.h (call_fixed_regs): Remove.
2604 * reginfo.c (call_fixed_regs): Remove.
2605 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2606 (globalize_reg): Don't use call_fixed_regs.
2607 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2610 2009-09-01 Michael Matz <matz@suse.de>
2612 * expr.h (emit_storent_insn, expand_expr_real_1,
2613 expand_expr_real_2): Declare.
2614 * expr.c (emit_storent_insn, expand_expr_real_1,
2615 expand_expr_real_2): Export.
2616 (store_expr): Setting and evaluating dont_return_target is useless.
2617 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2618 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2619 * except.c (expand_resx_expr): Rename to ...
2620 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2621 * except.h (expand_resx_stmt): Declare.
2622 * stmt.c: Add include gimple.h
2623 (expand_asm_expr): Rename to ...
2624 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2625 (expand_case): Rewrite to take gimple statement.
2626 * tree.h (expand_asm_stmt): Declare.
2627 (expand_case): Change prototype.
2628 * Makefile.in (stmt.o): Depend on gimple.h.
2629 * builtins.c (expand_builtin_synchronize): Build gimple asm
2630 statement, not an ASM_EXPR.
2631 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2632 gimple_to_tree, release_stmt_tree): Remove.
2633 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2634 ggc_free, but hold comparison code and operands separately.
2635 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2636 (expand_call_stmt, expand_gimple_stmt_1,
2637 expand_gimple_stmt): New helpers.
2638 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2639 release_stmt_tree. Call expand_gimple_stmt instead.
2640 (expand_gimple_basic_block): Ditto.
2642 * calls.c (emit_call_1): Don't look at EH regions here, make
2643 fntree parameter useless.
2644 (expand_call): New local rettype for TREE_TYPE(exp), use it
2645 throughout. Remove local p, use addr instead.
2646 Don't look at EH regions here.
2648 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2650 * doc/invoke.texi (-fsched-pressure): Document it.
2651 (-fsched-reg-pressure-heuristic): Remove it.
2653 * reload.c (ira.h): Include.
2654 (find_reloads): Add choosing reload on number of small spilled
2657 * haifa-sched.c (ira.h): Include.
2658 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2659 saved_reg_pressure, curr_reg_live, saved_reg_live,
2660 region_ref_regs): New variables.
2661 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2662 initiate_reg_pressure_info, setup_ref_regs,
2663 initiate_bb_reg_pressure_info, save_reg_pressure,
2664 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2666 (setup_insn_reg_pressure_info): New function.
2667 (rank_for_schedule): Add pressure checking and insn issue time.
2668 Remove comparison of insn reg weights.
2669 (ready_sort): Set insn reg pressure info.
2670 (update_register_pressure, setup_insn_max_reg_pressure,
2671 update_reg_and_insn_max_reg_pressure,
2672 sched_setup_bb_reg_pressure_info): New functions.
2673 (schedule_insn): Add code for printing and updating reg pressure info.
2674 (find_set_reg_weight, find_insn_reg_weight): Remove.
2675 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2676 (debug_ready_list): Print reg pressure info.
2677 (schedule_block): Ditto. Check insn issue time.
2678 (sched_init): Set up sched_pressure_p. Allocate and set up some
2679 reg pressure related info.
2680 (sched_finish): Free some reg pressure related info.
2681 (fix_tick_ready): Make insn always ready if pressure_p.
2682 (init_h_i_d): Don't call find_insn_reg_weight.
2683 (haifa_finish_h_i_d): Free insn reg pressure info.
2685 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2686 ira_memory_move_cost, ira_class_hard_regs,
2687 ira_class_hard_regs_num, ira_no_alloc_regs,
2688 ira_available_class_regs, ira_reg_class_cover_size,
2689 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2691 * ira-lives.c (single_reg_class): Check mode to find how many
2692 registers are necessary for operand.
2693 (ira_implicitly_set_insn_hard_regs): New.
2695 * common.opt (fsched-pressure): New options.
2696 (fsched-reg-pressure-heuristic): Remove.
2698 * ira.c (setup_eliminable_regset): Rename to
2699 ira_setup_eliminable_regset. Make it external.
2700 (expand_reg_info): Pass cover class to setup_reg_classes.
2701 (ira): Call resize_reg_info instead of allocate_reg_info.
2703 * sched-deps.c: Include ira.h.
2704 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2705 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2706 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2707 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2708 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2709 mark_insn_reg_store, mark_insn_reg_clobber,
2710 setup_insn_reg_pressure_info): New.
2711 (sched_analyze_1): Update implicit_reg_pending_uses.
2712 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2713 Use them to create dependencies. Set insn reg uses and pressure
2714 info. Process reg_pending_uses in one place.
2715 (free_deps): Free implicit sets.
2716 (remove_from_deps): Remove implicit sets if necessary. Check
2717 implicit sets when clearing reg_last_in_use.
2718 (init_deps_global): Clear implicit_reg_pending_clobbers and
2719 implicit_reg_pending_uses.
2721 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2722 ira_memory_move_cost, ira_class_hard_regs,
2723 ira_class_hard_regs_num, ira_no_alloc_regs,
2724 ira_available_class_regs, ira_reg_class_cover_size,
2725 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2726 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2727 ira_implicitly_set_insn_hard_regs): New prototypes.
2729 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2730 cost_elements_num): New variables.
2731 (allocno_costs, total_costs): Rename to costs and
2732 total_allocno_costs.
2733 (COSTS_OF_ALLOCNO): Rename to COSTS.
2734 (allocno_pref): Rename to pref.
2735 (allocno_pref_buffer): Rename to pref_buffer.
2736 (common_classes): Rename to regno_cover_class.
2738 (record_reg_classes): Set allocno attributes only if allocno_p.
2739 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2740 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2741 and COSTS_OF_ALLOCNO.
2742 (print_costs): Rename to print_allocno_costs.
2743 (print_pseudo_costs): New.
2744 (process_bb_node_for_costs): Split into 2 functions with new
2745 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2746 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2747 new parameter dump_file. Use cost_elements_num instead of
2748 ira_allocnos_num. Make one iteration if preferred classes were
2749 already calculated for scheduler. Make 2 versions of code
2750 depending on allocno_p.
2751 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2752 regno_cover_class and COSTS instead of common_classes and
2754 (init_costs, finish_costs): New.
2755 (ira_costs): Set up allocno_p and cost_elements_num. Call
2756 init_costs and finish_costs.
2757 (ira_set_pseudo_classes): New.
2759 * rtl.h (allocate_reg_info): Remove.
2760 (resize_reg_info): Change return type.
2761 (reg_cover_class): New.
2762 (setup_reg_classes): Add new parameter.
2764 * sched-int.h (struct deps_reg): New member implicit_sets.
2765 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2766 (INCREASE_BITS): New macro.
2767 (struct reg_pressure_data, struct reg_use_data): New.
2768 (struct _haifa_insn_data): Remove reg_weight. Add members
2769 reg_pressure, reg_use_list, reg_set_list, and
2770 reg_pressure_excess_cost_change.
2771 (struct deps): New member implicit_sets.
2772 (pressure_p): New variable.
2773 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2774 (struct reg_pressure_data, struct reg_use_data): New.
2775 (INSN_REG_WEIGHT): Remove.
2776 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2777 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2778 (sched_init_region_reg_pressure_info,
2779 sched_setup_bb_reg_pressure_info): New prototypes.
2781 * reginfo.c (struct reg_pref): New member coverclass.
2782 (reg_cover_class): New function.
2783 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2784 (reg_info_size): New variable.
2785 (allocate_reg_info): Make static. Setup reg_info_size.
2786 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2787 (setup_reg_classes): Add a new parameter. Setup cover class too.
2789 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2792 * sched-rgn.c (deps_join): Set up implicit_sets.
2793 (schedule_region): Set up region and basic blocks pressure
2796 * passes.c (init_optimization_passes): Move
2797 pass_subregs_of_mode_init before pass_sched.
2799 2009-09-02 Martin Jambor <mjambor@suse.cz>
2801 * tree-sra.c (struct access): New field grp_hint.
2802 (dump_access): Dump grp_hint.
2803 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2805 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2806 those which have been specifically read and somehow written to.
2807 (propagate_subacesses_accross_link): Set grp_hint of right child and
2808 also possibly of the left child.
2810 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2812 * tree-object-size.c (addr_object_size): Always use object_size_type
2813 0 or 2 when determining the pointer pointed object size.
2815 2009-09-02 Richard Guenther <rguenther@suse.de>
2818 2009-08-31 Richard Guenther <rguenther@suse.de>
2820 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2821 to query if the memory regions for memmove overlap.
2822 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2823 asserts on pointers, instead deal with odd trees.
2824 (ptr_derefs_may_alias_p): Likewise.
2825 (refs_may_alias_p_1): Constructor bases also never alias.
2827 2009-08-01 Christian Bruel <christian.bruel@st.com>
2830 2009-07-31 Christian Bruel <christian.bruel@st.com>
2831 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2833 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2835 * doc/invoke.texi (-fvar-tracking-assignments): New.
2836 (-fvar-tracking-assignments-toggle): New.
2837 (-fdump-final-insns=file): Mark filename as optional.
2838 (--param min-nondebug-insn-uid): New.
2839 (-gdwarf-@{version}): Mention version 4.
2840 * opts.c (common_handle_option): Accept it.
2841 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2842 * regrename.c (regrename_optimize): Drop last. Don't count debug
2843 insns as uses. Don't reject change because of debug insn.
2844 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2845 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2846 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2847 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2848 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2849 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2850 * doc/gimple.texi (is_gimple_debug): New.
2851 (gimple_debug_bind_p): New.
2852 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2853 * doc/install.texi (bootstrap-debug): More details.
2854 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2855 (bootstrap-debug-lib): More details.
2856 (bootstrap-debug-ckovw): Update.
2857 (bootstrap-time): New.
2858 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2859 (insert_phi_nodes_for): Insert debug stmts.
2860 (rewrite_stmt): Take iterator. Insert debug stmts.
2861 (rewrite_enter_block): Adjust.
2862 (maybe_replace_use_in_debug_stmt): New.
2863 (rewrite_update_stmt): Use it.
2864 (mark_use_interesting): Return early for debug stmts.
2865 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2866 stmts before replacing stmt.
2867 (move_computations_stmt): Likewise.
2868 * ira-conflicts.c (add_copies): Skip debug insns.
2869 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2870 (regstat_bb_compute_ri): Skip debug insns.
2871 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2872 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2873 check_loop_closed_ssa_stmt): Skip debug stmts.
2874 * tree-tailcall.c (find_tail_calls): Likewise.
2875 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2876 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2877 (build_var_debug_value_stat): Declare.
2878 (build_var_debug_value): Define.
2879 (target_for_debug_bind): Declare.
2880 * reload.c (find_equiv_reg): Skip debug insns.
2881 * rtlanal.c (reg_used_between_p): Skip debug insns.
2882 (side_effects_p): Likewise.
2883 (canonicalize_condition): Likewise.
2884 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2885 insns never depend on debug insns.
2886 (create_ddg_dep_no_link): Likewise.
2887 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2888 Don't add inter-loop dependencies for debug insns.
2889 (build_intra_loop_deps): Likewise.
2890 (create_ddg): Count debug insns.
2891 * ddg.h (struct ddg::num_debug): New.
2892 (num_backargs): Pair up with previous int field.
2893 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2894 -fcompare-debug-second.
2895 * final.c (get_attr_length_1): Skip debug insns.
2896 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2897 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2898 (driver_self_specs): Map -fdump-final-insns to
2899 -fdump-final-insns=..
2900 (get_local_tick): New.
2901 (compare_debug_dump_opt_spec_function): Test for . argument and
2902 compute output name. Compute temp output spec without flag name.
2903 Compute -frandom-seed.
2904 (OPT): Undef after use.
2905 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2906 (average_num_loop_insns): Likewise.
2907 * params.h (MIN_NONDEBUG_INSN_UID): New.
2908 * gimple.def (GIMPLE_DEBUG): New.
2909 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2910 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2911 (merge_in_block): Fix whitespace.
2912 * toplev.c (flag_var_tracking): Update comment.
2913 (flag_var_tracking_assignments): New.
2914 (flag_var_tracking_assignments_toggle): New.
2915 (process_options): Don't open final insns dump file if we're not
2916 going to write to it. Compute defaults for var_tracking.
2917 * df-scan.c (df_insn_rescan_debug_internal): New.
2918 (df_uses_record): Handle debug insns.
2919 * haifa-sched.c (ready): Initialize n_debug.
2920 (contributes_to_priority): Skip debug insns.
2921 (dep_list_size): New.
2923 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2924 they're ready. Disregard previous debug insns to make decisions.
2925 (queue_insn): Never queue debug insns.
2926 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2927 (schedule_insn): Don't reject debug insns because of issue rate.
2928 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2929 (queue_to_ready): Skip and discount debug insns.
2930 (choose_ready): Let debug insns through.
2931 (schedule_block): Check boundary debug insns. Discount debug
2932 insns, schedule them early. Adjust whitespace.
2933 (set_priorities): Check for boundary debug insns.
2934 (add_jump_dependencies): Use dep_list_size.
2935 (prev_non_location_insn): New.
2936 (check_cfg): Use it.
2937 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2939 (remove_unused_ivs): Reset debug stmts.
2940 * modulo-sched.c (const_iteration_count): Skip debug insns.
2941 (res_MII): Discount debug insns.
2942 (loop_single_full_bb_p): Skip debug insns.
2943 (sms_schedule): Likewise.
2944 (sms_schedule_by_order): Likewise.
2945 (ps_has_conflicts): Likewise.
2946 * caller-save.c (refmarker_fn): New.
2947 (save_call_clobbered_regs): Replace regs with saved mem in
2949 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2950 Call refmarker_fn mark for hardregnos.
2951 (mark_reg_as_referenced): New.
2952 (replace_reg_with_saved_mem): New.
2953 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2954 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2956 (cse_extended_basic_block): Skip debug insns.
2957 (count_reg_usage): Likewise.
2958 (is_dead_reg): New, split out of...
2959 (set_live_p): ... here.
2960 (insn_live_p): Use it for debug insns.
2961 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2962 (execute_optimize_stdarg): Likewise.
2963 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2964 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2965 changes in debug stmts as changes.
2966 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2967 (moveup_expr): Don't move across debug insns. Don't move
2968 debug insn if it would create a bookkeeping block.
2969 (moveup_expr_cached): Don't use cache for debug insns that
2970 are heads of blocks.
2971 (compute_av_set_inside_bb): Skip debug insns.
2972 (sel_rank_for_schedule): Schedule debug insns first. Remove
2974 (block_valid_for_bookkeeping_p); Support lax searches.
2975 (create_block_for_bookkeeping): Adjust block numbers when
2976 encountering debug-only blocks.
2977 (find_place_for_bookkeeping): Deal with debug-only blocks.
2978 (generate_bookkeeping_insn): Accept no place to insert.
2979 (remove_temp_moveop_nops): New argument full_tidying.
2980 (prepare_place_to_insert): Deal with debug insns.
2981 (advance_state_on_fence): Debug insns don't start cycles.
2982 (update_boundaries): Take fence as argument. Deal with
2984 (schedule_expr_on_boundary): No full_tidying on debug insns.
2985 (fill_insns): Deal with debug insns.
2986 (track_scheduled_insns_and_blocks): Don't count debug insns.
2987 (need_nop_to_preserve_insn_bb): New, split out of...
2988 (remove_insn_from_stream): ... this.
2989 (fur_orig_expr_not_found): Skip debug insns.
2990 * rtl.def (VALUE): Move up.
2992 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2993 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2994 Set it if debug stmts are found.
2995 (statement_sink_location): Skip debug stmts. Propagate
2996 moving defs into debug stmts.
2997 * ifcvt.c (first_active_insn): Skip debug insns.
2998 (last_active_insns): Likewise.
2999 (cond_exec_process_insns): Likewise.
3000 (noce_process_if_block): Likewise.
3001 (check_cond_move_block): Likewise.
3002 (cond_move_convert_if_block): Likewise.
3003 (block_jumps_and_fallthru_p): Likewise.
3004 (dead_or_predicable): Likewise.
3005 * dwarf2out.c (debug_str_hash_forced): New.
3006 (find_AT_string): Add comment.
3007 (gen_label_for_indirect_string): New.
3008 (get_debug_string_label): New.
3009 (AT_string_form): Use it.
3010 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3011 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3012 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3013 several operations that cannot be represented with DWARF opcodes.
3014 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3015 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3016 (dwarf2out_var_location): Take during-call mark into account.
3017 (output_indirect_string): Update comment. Output if there are
3018 label and references.
3019 (prune_indirect_string): New.
3020 (prune_unused_types): Call it if debug_str_hash_forced.
3021 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3022 (dw_long_long_const): Remove.
3023 (struct dw_val_struct): Change val_long_long type to rtx.
3024 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3025 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3026 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3027 component instead of HOST_BITS_PER_LONG.
3028 (output_loc_operands): Likewise. For const8* assert
3029 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3030 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3031 rather than HOST_BITS_PER_LONG is >= 64.
3032 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3034 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3035 HOST_BITS_PER_LONG for dw_val_class_long_long.
3036 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3037 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3038 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3040 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3041 Handle DW_OP_implicit_value.
3042 (extract_int): Move prototype earlier.
3043 (mem_loc_descriptor): For SUBREG punt if inner
3044 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3045 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3046 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3047 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3048 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3049 instead of Pmode size.
3050 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3051 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3052 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3053 (concat_loc_descriptor, concatn_loc_descriptor,
3054 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3055 (add_location_or_const_value_attribute): Likewise. For single
3056 location loc_lists attempt to use add_const_value_attribute
3057 for constant decls. Add DW_AT_const_value even if
3058 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3060 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3061 (control_flow_insn_p): Likewise.
3062 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3063 (separate_decls_in_region_debug_bind): New.
3064 (separate_decls_in_region): Process debug bind stmts afterwards.
3065 * recog.c (verify_changes): Handle debug insns.
3066 (extract_insn): Likewise.
3067 (peephole2_optimize): Skip debug insns.
3068 * dse.c (scan_insn): Skip debug insns.
3069 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3071 (setup_id_for_insn): Handle debug insns.
3072 (maybe_tidy_empty_bb): Adjust whitespace.
3073 (tidy_control_flow): Skip debug insns.
3074 (sel_remove_insn): Adjust for debug insns.
3075 (sel_estimate_number_of_insns): Skip debug insns.
3076 (create_insn_rtx_from_pattern): Handle debug insns.
3077 (create_copy_of_insn_rtx): Likewise.
3078 * sel-sched-.h (sel_bb_end): Declare.
3079 (sel_bb_empty_or_nop_p): New.
3080 (get_all_loop_exits): Use it.
3081 (_eligible_successor_edge_p): Likewise.
3082 (return_nop_to_pool): Adjust.
3083 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3084 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3085 * gimple-pretty-print.c (dump_gimple_debug): New.
3086 (dump_gimple_stmt): Use it.
3087 (dump_bb_header): Skip gimple debug stmts.
3088 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3089 (fixup_match_2): Likewise.
3090 (regmove_backward_pass): Likewise. Simplify combined
3091 replacement. Handle debug insns.
3092 * function.c (instantiate_virtual_regs): Handle debug insns.
3093 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3094 * print-rtl.h: Include cselib.h.
3095 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3096 * df.h (df_inns_rescan_debug_internal): Declare.
3097 * gcse.c (alloc_hash_table): Estimate n_insns.
3098 (cprop_insn): Don't regard debug insns as changes.
3099 (bypass_conditional_jumps): Skip debug insns.
3100 (one_pre_gcse_pass): Adjust.
3101 (one_code_hoisting_pass): Likewise.
3102 (compute_ld_motion_mems): Skip debug insns.
3103 (one_cprop_pass): Adjust.
3104 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3105 (if_convertible_stmt_p): Handle debug stmts.
3106 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3107 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3108 * ira-build.c (create_bb_allocnos): Skip debug insns.
3109 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3110 (has_single_use): Likewise.
3111 (single_imm_use): Likewise.
3112 (num_imm_uses): Likewise.
3113 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3114 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3115 (create_outofssa_var_map): Likewise.
3116 * lower-subreg.c (adjust_decomposed_uses): New.
3117 (resolve_debug): New.
3118 (decompose_multiword_subregs): Use it.
3119 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3120 * emit-rtl.c: Include params.h.
3121 (cur_debug_insn_uid): Define.
3122 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3123 (copy_rtx_if_shared_1): Handle debug insns.
3124 (reset_used_flags): Likewise.
3125 (set_used_flags): LIkewise.
3126 (get_max_insn_count): New.
3127 (next_nondebug_insn): New.
3128 (prev_nondebug_insn): New.
3129 (make_debug_insn_raw): New.
3130 (emit_insn_before_noloc): Handle debug insns.
3131 (emit_jump_insn_before_noloc): Likewise.
3132 (emit_call_insn_before_noloc): Likewise.
3133 (emit_debug_insn_before_noloc): New.
3134 (emit_insn_after_noloc): Handle debug insns.
3135 (emit_jump_insn_after_noloc): Likewise.
3136 (emit_call_insn_after_noloc): Likewise.
3137 (emit_debug_insn_after_noloc): Likewise.
3138 (emit_insn_after): Take loc from earlier non-debug insn.
3139 (emit_jump_insn_after): Likewise.
3140 (emit_call_insn_after): Likewise.
3141 (emit_debug_insn_after_setloc): New.
3142 (emit_debug_insn_after): New.
3143 (emit_insn_before): Take loc from later non-debug insn.
3144 (emit_jump_insn_before): Likewise.
3145 (emit_call_insn_before): Likewise.
3146 (emit_debug_insn_before_setloc): New.
3147 (emit_debug_insn_before): New.
3148 (emit_insn): Handle debug insns.
3149 (emit_debug_insn): New.
3150 (emit_jump_insn): Handle debug insns.
3151 (emit_call_insn): Likewise.
3153 (init_emit): Take min-nondebug-insn-uid into account.
3154 Initialize cur_debug_insn_uid.
3155 (emit_copy_of_insn_after): Handle debug insns.
3156 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3157 location of single rhs in place.
3158 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3159 (floor_sdiv_adjust): New.
3160 (cell_sdiv_adjust): New.
3161 (cell_udiv_adjust): New.
3162 (round_sdiv_adjust): New.
3163 (round_udiv_adjust): New.
3164 (wrap_constant): Moved from cselib.
3165 (unwrap_constant): New.
3166 (expand_debug_expr): New.
3167 (expand_debug_locations): New.
3168 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3170 (gimple_expand_cfg): Expand debug locations.
3171 * cselib.c: Include tree-pass.h.
3172 (struct expand_value_data): New.
3173 (cselib_record_sets_hook): New.
3174 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3175 (cselib_clear_table): Move, and implemnet in terms of...
3176 (cselib_reset_table_with_next_value): ... this.
3177 (cselib_get_next_unknown_value): New.
3178 (discard_useless_locs): Don't discard preserved values.
3179 (cselib_preserve_value): New.
3180 (cselib_preserved_value_p): New.
3181 (cselib_preserve_definitely): New.
3182 (cselib_clear_preserve): New.
3183 (cselib_preserve_only_values): New.
3184 (new_cselib_val): Take rtx argument. Dump it in details.
3185 (cselib_lookup_mem): Adjust.
3186 (expand_loc): Take regs_active in struct. Adjust. Silence
3187 dumps unless details are requested.
3188 (cselib_expand_value_rtx_cb): New.
3189 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3190 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3191 without details. Copy more subregs. Try to resolve values
3192 using a callback. Wrap constants.
3193 (cselib_subst_to_values): Adjust.
3194 (cselib_log_lookup): New.
3195 (cselib_lookup): Call it.
3196 (cselib_invalidate_regno): Don't count preserved values as useless.
3197 (cselib_invalidate_mem): Likewise.
3198 (cselib_record_set): Likewise.
3199 (struct set): Renamed to cselib_set, moved to cselib.h.
3200 (cselib_record_sets): Adjust. Call hook.
3201 (cselib_process_insn): Reset table when it would be cleared.
3202 (dump_cselib_val): New.
3203 (dump_cselib_table): New.
3204 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3205 (remove_forwarder_block): Support moving debug stmts.
3206 * cselib.h (cselib_record_sets_hook): Declare.
3207 (cselib_expand_callback): New type.
3208 (cselib_expand_value_rtx_cb): Declare.
3209 (cselib_reset_table_with_next_value): Declare.
3210 (cselib_get_next_unknown_value): Declare.
3211 (cselib_preserve_value): Declare.
3212 (cselib_preserved_value_p): Declare.
3213 (cselib_preserve_only_values): Declare.
3214 (dump_cselib_table): Declare.
3215 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3216 (try_crossjump_to_edge): Likewise.
3217 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3218 dominated blocks when debug stmts are present.
3219 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3220 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3221 (set_var_live_on_entry): Likewise.
3222 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3223 * cfglayout.c (curr_location, last_location): Make static.
3224 (set_curr_insn_source_location): Don't avoid bouncing.
3225 (get_curr_insn_source_location): New.
3226 (get_curr_insn_block): New.
3227 (duplicate_insn_chain): Handle debug insns.
3228 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3230 * common.opt (fcompare-debug): Move to sort order.
3231 (fdump-unnumbered-links): Likewise.
3232 (fvar-tracking-assignments): New.
3233 (fvar-tracking-assignments-toggle): New.
3234 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3235 because of debug stmts.
3236 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3237 (eliminate_unnecessary_stmts): Walk dominated blocks before
3239 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3240 * ira.c (memref_used_between_p): Skip debug insns.
3241 (update_equiv_regs): Likewise.
3242 * sched-deps.c (sd_lists_size): Accept empty list.
3243 (sd_init_insn): Mark debug insns.
3244 (sd_finish_insn): Unmark them.
3245 (sd_add_dep): Reject non-debug deps on debug insns.
3246 (fixup_sched_groups): Give debug insns group treatment.
3248 (sched_analyze_reg): Don't mark debug insns for sched before call.
3249 (sched_analyze_2): Handle debug insns.
3250 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3252 (deps_analyze_insn): Handle debug insns.
3253 (deps_start_bb): Skip debug insns.
3254 (init_deps): Initialize last_debug_insn.
3255 * tree-ssa.c (target_for_debug_bind): New.
3256 (find_released_ssa_name): New.
3257 (propagate_var_def_into_debug_stmts): New.
3258 (propagate_defs_into_debug_stmts): New.
3259 (verify_ssa): Skip debug bind stmts without values.
3260 (warn_uninialized_vars): Skip debug stmts.
3261 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3262 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3263 (rtx_equal_p): Likewise.
3264 * ira-costs.c (scan_one_insn): Skip debug insns.
3265 (process_bb_node_for_hard_reg_moves): Likewise.
3266 * rtl.h (DEBUG_INSN_P): New.
3267 (NONDEBUG_INSN_P): New.
3268 (MAY_HAVE_DEBUG_INSNS): New.
3269 (INSN_P): Accept debug insns.
3270 (RTX_FRAME_RELATED_P): Likewise.
3271 (INSN_DELETED_P): Likewise
3272 (PAT_VAR_LOCATION_DECL): New.
3273 (PAT_VAR_LOCATION_LOC): New.
3274 (PAT_VAR_OCATION_STATUS): New.
3275 (NOTE_VAR_LOCATION_DECL): Reimplement.
3276 (NOTE_VAR_LOCATION_LOC): Likewise.
3277 (NOTE_VAR_LOCATION_STATUS): Likewise.
3278 (INSN_VAR_LOCATION): New.
3279 (INSN_VAR_LOCATION_DECL): New.
3280 (INSN_VAR_LOCATION_LOC): New.
3281 (INSN_VAR_LOCATION_STATUS): New.
3282 (gen_rtx_UNKNOWN_VAR_LOC): New.
3283 (VAR_LOC_UNKNOWN_P): New.
3284 (NOTE_DURING_CALL_P): New.
3285 (SCHED_GROUP_P): Accept debug insns.
3286 (emit_debug_insn_before): Declare.
3287 (emit_debug_insn_before_noloc): Declare.
3288 (emit_debug_insn_beore_setloc): Declare.
3289 (emit_debug_insn_after): Declare.
3290 (emit_debug_insn_after_noloc): Declare.
3291 (emit_debug_insn_after_setloc): Declare.
3292 (emit_debug_insn): Declare.
3293 (make_debug_insn_raw): Declare.
3294 (prev_nondebug_insn): Declare.
3295 (next_nondebug_insn): Declare.
3296 (delegitimize_mem_from_attrs): Declare.
3297 (get_max_insn_count): Declare.
3298 (wrap_constant): Declare.
3299 (unwrap_constant): Declare.
3300 (get_curr_insn_source_location): Declare.
3301 (get_curr_insn_block): Declare.
3302 * tree-inline.c (insert_debug_decl_map): New.
3303 (processing_debug_stmt): New.
3304 (remap_decl): Don't create new mappings in debug stmts.
3305 (remap_gimple_op_r): Don't add references in debug stmts.
3306 (copy_tree_body_r): Likewise.
3307 (remap_gimple_stmt): Handle debug bind stmts.
3308 (copy_bb): Skip debug stmts.
3309 (copy_edges_for_bb): Likewise.
3310 (copy_debug_stmt): New.
3311 (copy_debug_stmts): New.
3312 (copy_body): Copy debug stmts at the end.
3313 (insert_init_debug_bind): New.
3314 (insert_init_stmt): Take id. Skip and emit debug stmts.
3315 (setup_one_parameter): Remap variable earlier, register debug mapping.
3316 (estimate_num_insns): Skip debug stmts.
3317 (expand_call_inline): Preserve debug_map.
3318 (optimize_inline_calls): Check for no debug_stmts left-overs.
3319 (unsave_expr_now): Preserve debug_map.
3320 (copy_gimple_seq_and_replace_locals): Likewise.
3321 (tree_function_versioning): Check for no debug_stmts left-overs.
3322 Init and destroy debug_map as needed. Split edges unconditionally.
3323 (build_duplicate_type): Init and destroy debug_map as needed.
3324 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3325 (struct copy_body_data): Add debug_stmts and debug_map.
3326 * sched-int.h (struct ready_list): Add n_debug.
3327 (struct deps): Add last_debug_insn.
3328 (DEBUG_INSN_SCHED_P): New.
3329 (BOUNDARY_DEBUG_INSN_P): New.
3330 (SCHEDULE_DEBUG_INSN_P): New.
3331 (sd_iterator_cond): Accept empty list.
3332 * combine.c (create_log_links): Skip debug insns.
3333 (combine_instructions): Likewise.
3334 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3335 return value is always unshared.
3336 (struct rtx_subst_pair): New.
3337 (auto_adjust_pair): New.
3338 (propagate_for_debug_subst): New.
3339 (propagate_for_debug): New.
3340 (try_combine): Skip debug insns. Propagate removed defs into
3342 (next_nonnote_nondebug_insn): New.
3343 (distribute_notes): Use it. Skip debug insns.
3344 (distribute_links): Skip debug insns.
3345 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3346 * resource.c (mark_target_live_regs): Likewise.
3347 * var-tracking.c: Include cselib.h and target.h.
3348 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3350 (micro_operation_type_name): New.
3351 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3352 (struct micro_operation_def): Update comments.
3353 (decl_or_value): New type. Use instead of decls.
3354 (struct emit_note_data_def): Add vars.
3355 (struct attrs_def): Use decl_or_value.
3356 (struct variable_tracking_info_def): Add permp, flooded.
3357 (struct location_chain_def): Update comment.
3358 (struct variable_part_def): Use decl_or_value.
3359 (struct variable_def): Make var_part a variable length array.
3361 (scratch_regs): New.
3362 (cselib_hook_called): New.
3363 (dv_is_decl_p): New.
3364 (dv_is_value_p): New.
3367 (dv_as_opaque): New.
3368 (dv_onepart_p): New.
3370 (IS_DECL_CODE): New.
3371 (check_value_is_not_decl): New.
3372 (dv_from_decl): New.
3373 (dv_from_value): New.
3374 (dv_htab_hash): New.
3375 (variable_htab_hash): Use it.
3376 (variable_htab_eq): Support values.
3377 (variable_htab_free): Free from the right pool.
3378 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3379 (attrs_list_union): Adjust.
3380 (attrs_list_mpdv_union): New.
3381 (tie_break_pointers): New.
3382 (canon_value_cmp): New.
3383 (unshare_variable): Return possibly-modified slot.
3384 (vars_copy_1): Adjust.
3385 (var_reg_decl_set): Adjust. Split out of...
3386 (var_reg_set): ... this.
3387 (get_init_value): Adjust.
3388 (var_reg_delete_and_set): Adjust.
3389 (var_reg_delete): Adjust.
3390 (var_regno_delete): Adjust.
3391 (var_mem_decl_set): Split out of...
3392 (var_mem_set): ... this.
3393 (var_mem_delete_and_set): Adjust.
3394 (var_mem_delete): Adjust.
3398 (variable_union): Adjust. Speed up merge of 1-part vars.
3399 (variable_canonicalize): Use unshared slot.
3400 (VALUED_RECURSED_INTO): New.
3401 (find_loc_in_1pdv): New.
3402 (struct dfset_merge): New.
3403 (insert_into_intersection): New.
3404 (intersect_loc_chains): New.
3406 (canonicalize_loc_order_check): New.
3407 (canonicalize_values_mark): New.
3408 (canonicalize_values_star): New.
3409 (variable_merge_over_cur): New.
3410 (variable_merge_over_src): New.
3411 (dataflow_set_merge): New.
3412 (dataflow_set_equiv_regs): New.
3413 (remove_duplicate_values): New.
3414 (struct dfset_post_merge): New.
3415 (variable_post_merge_new_vals): New.
3416 (variable_post_merge_perm_vals): New.
3417 (dataflow_post_merge_adjust): New.
3418 (find_mem_expr_in_1pdv): New.
3419 (dataflow_set_preserve_mem_locs): New.
3420 (dataflow_set_remove_mem_locs): New.
3421 (dataflow_set_clear_at_call): New.
3422 (onepart_variable_different_p): New.
3423 (variable_different_p): Use it.
3424 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3425 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3427 (track_loc_p): Pass it true.
3428 (struct count_use_info): New.
3429 (find_use_val): New.
3430 (replace_expr_with_values): New.
3432 (use_type): New, partially split out of...
3433 (count_uses): ... this. Count new micro-ops.
3434 (count_uses_1): Adjust.
3435 (count_stores): Adjust.
3436 (count_with_sets): New.
3437 (VAL_NEEDS_RESOLUTION): New.
3438 (VAL_HOLDS_TRACK_EXPR): New.
3439 (VAL_EXPR_IS_COPIED): New.
3440 (VAL_EXPR_IS_CLOBBERED): New.
3441 (add_uses): Adjust. Generate new micro-ops.
3442 (add_uses_1): Adjust.
3443 (add_stores): Generate new micro-ops.
3444 (add_with_sets): New.
3445 (find_src_status): Adjust.
3446 (find_src_set_src): Adjust.
3447 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3448 Handle new micro-ops. Canonicalize value equivalances.
3449 (vt_find_locations): Compute total size of hash tables for
3450 dumping. Perform merge for var-tracking-assignments. Don't
3451 disregard single-block loops.
3452 (dump_attrs_list): Handle decl_or_value.
3453 (dump_variable): Take variable. Deal with decl_or_value.
3454 (dump_variable_slot): New.
3455 (dump_vars): Use it.
3456 (dump_dataflow_sets): Adjust.
3457 (set_slot_part): New, extended to support one-part variables
3458 after splitting out of...
3459 (set_variable_part): ... this.
3460 (clobber_slot_part): New, split out of...
3461 (clobber_variable_part): ... this.
3462 (delete_slot_part): New, split out of...
3463 (delete_variable_part): .... this.
3464 (check_wrap_constant): New.
3465 (vt_expand_loc_callback): New.
3466 (vt_expand_loc): New.
3467 (emit_note_insn_var_location): Adjust. Handle values. Handle
3468 EMIT_NOTE_AFTER_CALL_INSN.
3469 (emit_notes_for_differences_1): Adjust. Handle values.
3470 (emit_notes_for_differences_2): Likewise.
3471 (emit_notes_for_differences): Adjust.
3472 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3473 Adjust. Handle new micro-ops.
3474 (vt_add_function_parameters): Adjust. Create and bind values.
3475 (vt_initialize): Adjust. Initialize scratch_regs and
3476 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3477 operations. Move some code to count_with_sets and add_with_sets.
3478 (delete_debug_insns): New.
3479 (vt_debug_insns_local): New.
3480 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3482 (var_tracking_main): If var-tracking-assignments is enabled
3483 but var-tracking isn't, delete debug insns and leave. Likewise
3484 if we exceed limits or fail the stack adjustments tests, and
3485 after all var-tracking processing.
3486 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3487 (dataflow_set): Add traversed_vars.
3488 (value_chain, const_value_chain): New typedefs.
3489 (value_chain_pool, value_chains): New variables.
3490 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3491 add_value_chains, add_cselib_value_chains, remove_value_chain,
3492 remove_value_chains, remove_cselib_value_chains): New functions.
3493 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3494 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3496 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3497 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3498 (dst_can_be_shared): New variable.
3499 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3500 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3501 different from set->vars, look up slot again instead of using the
3503 (dataflow_set_init): Initialize traversed_vars.
3504 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3505 lookup if set->vars is shared. Don't keep slot cleared before
3506 calling unshare_variable. Unshare set->vars if needed. Adjust
3507 unshare_variable callers. Clear dst_can_be_shared if needed.
3508 Even ->refcount == 1 vars must be unshared if set->vars is shared
3509 and var needs to be modified.
3510 (dataflow_set_union): Set traversed_vars during canonicalization.
3511 (VALUE_CHANGED, DECL_CHANGED): Define.
3512 (set_dv_changed, dv_changed_p): New static inlines.
3513 (track_expr_p): Clear DECL_CHANGED.
3514 (dump_dataflow_sets): Set it.
3515 (variable_was_changed): Call set_dv_changed.
3516 (emit_note_insn_var_location): Likewise.
3517 (changed_variables_stack): New variable.
3518 (check_changed_vars_1, check_changed_vars_2): New functions.
3519 (emit_notes_for_changes): Do nothing if changed_variables is
3520 empty. Traverse changed_variables with check_changed_vars_1,
3521 call check_changed_vars_2 on each changed_variables_stack entry.
3522 (emit_notes_in_bb): Add SET argument. Just clear it at the
3523 beginning, use it instead of local &set, don't destroy it at the end.
3524 (vt_emit_notes): Call dataflow_set_clear early on all
3525 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3526 computed set, dataflow_set_clear also VTI(bb)->in when we are
3527 done with the basic block. Initialize changed_variables_stack,
3528 free it afterwards. If ENABLE_CHECKING verify that after noting
3529 differences to an empty set value_chains hash table is empty.
3530 (vt_initialize): Initialize value_chains and value_chain_pool.
3531 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3532 (variable_tracking_main): Call dump_dataflow_sets before calling
3533 vt_emit_notes, not after it.
3534 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3535 (propagate_var_def_into_debug_stmts): Declare.
3536 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3537 (df_set_note): Reject debug insns.
3538 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3539 add notes to debug insns.
3540 (df_note_bb_compute): Adjust. Likewise.
3541 (df_simulate_uses): Skip debug insns.
3542 (df_simulate_initialize_backwards): Likewise.
3543 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3544 (subst_stack_regs_pat): Reject debug insns.
3545 (convert_regs_1): Handle debug insns.
3546 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3547 (print-rtl.o): Depend on cselib.h.
3548 (cselib.o): Depend on TREE_PASS_H.
3549 (var-tracking.o): Depend on cselib.h and TARGET_H.
3550 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3551 (init_ready_list): Skip boundary debug insns.
3552 (add_branch_dependences): Skip debug insns.
3553 (free_block_dependencies): Check for blocks with only debug insns.
3554 (compute_priorities): Likewise.
3555 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3556 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3558 (gimple_build_debug_bind_stat): New.
3559 (empty_body_p): Skip debug stmts.
3560 (gimple_has_side_effects): Likewise.
3561 (gimple_rhs_has_side_effects): Likewise.
3562 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3563 (gimple_build_debug_bind_stat): Declare.
3564 (gimple_build_debug_bind): Define.
3565 (is_gimple_debug): New.
3566 (gimple_debug_bind_p): New.
3567 (gimple_debug_bind_get_var): New.
3568 (gimple_debug_bind_get_value): New.
3569 (gimple_debug_bind_get_value_ptr): New.
3570 (gimple_debug_bind_set_var): New.
3571 (gimple_debug_bind_set_value): New.
3572 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3573 (gimple_debug_bind_reset_value): New.
3574 (gimple_debug_bind_has_value_p): New.
3575 (gsi_next_nondebug): New.
3576 (gsi_prev_nondebug): New.
3577 (gsi_start_nondebug_bb): New.
3578 (gsi_last_nondebug_bb): New.
3579 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3580 (print_insn): Handle DEBUG_INSN.
3581 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3582 of first insn prevail.
3583 (first_stmt): Skip debug stmts.
3584 (first_non_label_stmt): Likewise.
3585 (last_stmt): Likewise.
3586 (has_zero_uses_1): New.
3587 (single_imm_use_1): New.
3588 (verify_gimple_debug): New.
3589 (verify_types_in_gimple_stmt): Handle debug stmts.
3590 (verify_stmt): Likewise.
3591 (debug_loop_num): Skip debug stmts.
3592 (remove_edge_and_dominated_blocks): Remove dominators last.
3593 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3594 (linearize_expr): Likewise.
3595 * config/i386/i386.c (ix86_delegitimize_address): Call
3596 default implementation.
3597 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3598 (group_barrier_needed): Skip debug insns.
3599 (emit_insn_group_barriers): Likewise.
3600 (emit_all_insn_group_barriers): Likewise.
3601 (ia64_variable_issue): Handle debug insns.
3602 (ia64_dfa_new_cycle): Likewise.
3603 (final_emit_insn_group_barriers): Skip debug insns.
3604 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3605 def cfa without frame.
3606 (process_set): Likewise.
3607 (process_for_unwind_directive): Pass frame on.
3608 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3609 (rs6000_delegitimize_address): New.
3610 (rs6000_debug_adjust_cost): Handle debug insns.
3611 (is_microcoded_insn): Likewise.
3612 (is_cracked_insn): Likewise.
3613 (is_nonpipeline_insn): Likewise.
3614 (insn_must_be_first_in_group): Likewise.
3615 (insn_must_be_last_in_group): Likewise.
3616 (force_new_group): Likewise.
3617 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3618 contains only debug insns.
3619 (rtl_merge_blocks): Skip debug insns.
3620 (purge_dead_edges): Likewise.
3621 (rtl_block_ends_with_call_p): Skip debug insns.
3622 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3623 (mark_reg_dependencies): Skip debug insns.
3624 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3625 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3626 * tree-ssa-threadedge.c
3627 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3628 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3629 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3630 (copyprop_hardreg_forward_1): Handle debug insns.
3631 * reload1.c (reload): Skip debug insns. Replace unassigned
3632 pseudos in debug insns with their equivalences.
3633 (eliminate_regs_in_insn): Skip debug insns.
3634 (emit_input_reload_insns): Skip debug insns at first, adjust
3636 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3637 (get_indirect_ref_operands): Pass opf_no_vops on.
3638 (get_expr_operands): Likewise. Skip debug stmts.
3639 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3641 2009-09-01 Richard Henderson <rth@redhat.com>
3643 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3644 stmt_ends_pp_p statements at least once.
3645 * tree-vrp.c (vrp_initialize): Likewise.
3646 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3648 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3651 Fix AIX bootstrap after PR debug/30161
3652 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3653 that is a GNU extension.
3654 (tmpl_value_parm_die_table): Move the definition of this global
3655 outside #ifdef DWARF2_DEBUGGING_INFO region.
3657 2009-09-01 Richard Guenther <rguenther@suse.de>
3659 * tree.c (tree_expr_size): New function.
3660 * tree.h (tree_expr_size): Declare.
3661 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3662 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3663 * langhooks.c (lhd_expr_size): Remove.
3664 * langhooks.h (struct lang_hooks): Remove expr_size.
3665 * explow.c (expr_size): Use tree_expr_size.
3666 (int_expr_size): Likewise.
3667 * langhooks-def.h (lhd_expr_size): Remove.
3668 (LANG_HOOKS_EXPR_SIZE): Likewise.
3669 (LANG_HOOKS_INITIALIZER): Adjust.
3671 2009-09-01 Richard Guenther <rguenther@suse.de>
3673 * tree-flow.h (mark_addressable): Move declaration ...
3674 * tree.h (mark_addressable): ... here.
3675 * stmt.c (expand_asm_operands): Use mark_addressable, not
3676 lang_hooks.mark_addressable.
3677 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3678 LANG_HOOKS_MARK_ADDRESSABLE.
3679 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3680 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3682 2009-08-31 Chris Demetriou <cgd@google.com>
3684 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3685 vectorize if not TARGET_SSE2.
3687 2009-08-31 DJ Delorie <dj@redhat.com>
3689 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3690 registers if no coprocessor is enabled.
3692 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3695 * cgraph.h (cgraph_get_node): Declare ...
3696 * cgraph.c (cgraph_get_node): ... new function.
3697 * dwarf2out.c (gen_generic_params_dies,
3698 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3699 make_ith_pack_parameter_name,
3700 append_entry_to_tmpl_value_parm_die_table,
3701 gen_remaining_tmpl_value_param_die_attribute): New functions.
3702 (gen_subprogram_die): Generate debug info for template parameters
3703 if debug info level is higher than DINFO_LEVEL_TERSE.
3704 Use tree_add_const_value_attribute_for_decl instead of
3705 tree_add_const_value_attribute.
3706 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3707 instead of tree_add_const_value_attribute.
3708 (gen_struct_or_union_type_die): Generate debug
3709 info for template parameters if debug info level is higher than
3711 (tree_add_const_value_attribute): Handle integral and pointer
3712 constants. Update comment.
3713 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3714 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3715 (reference_to_unused): Fix thinko. Remove redundant predicates from
3717 (tree_add_const_value_attribute): Make this work for constant
3719 tree_add_const_value_attribute_for_decl is to be used for variable
3721 (add_location_or_const_value_attribute): Use
3722 tree_add_const_value_attribute_for_decl now.
3723 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3724 DW_TAG_template_value_param DIEs after function DIEs have been
3726 * langhooks.h (lang_hooks_for_types): Add
3727 get_argument_pack_elems.
3728 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3729 (lang_hooks): Added get_innermost_generic_parms,
3730 get_innermost_generic_args.
3731 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3732 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3733 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3734 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3736 2009-08-31 DJ Delorie <dj@redhat.com>
3738 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3739 it once we start generating the prologue or epilogue.
3740 (mep_call_saves_register): If the frame is locked, re-use
3742 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3743 (mep_expand_prologue): Call it.
3744 (mep_expand_epilogue): Likewise.
3745 (mep_start_function): Use the same logic as mep_expand_prologue.
3746 (mep_pass_by_reference): Make logic more readable.
3747 (mep_return_in_memory): Zero-sized objects are passed in memory.
3748 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3750 2009-08-31 Richard Guenther <rguenther@suse.de>
3752 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3753 to query if the memory regions for memmove overlap.
3754 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3755 asserts on pointers, instead deal with odd trees.
3756 (ptr_derefs_may_alias_p): Likewise.
3757 (refs_may_alias_p_1): Constructor bases also never alias.
3759 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3761 * doc/install.texi (Final install): Adjust reference on where to
3762 order printed manuals.
3764 2009-08-30 Olivier Hainque <hainque@adacore.com>
3766 * dwarf2out.c (switch_to_frame_table_section): Move
3767 definition prior to first use.
3769 2009-08-30 Richard Guenther <rguenther@suse.de>
3771 PR tree-optimization/41186
3772 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3773 (ao_ref_init_from_ptr_and_size): New function.
3774 (ref_maybe_used_by_call_p_1): Be more precise tracking
3775 used ranges for builtin functions.
3776 (ref_maybe_used_by_call_p): Adjust.
3777 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3778 ranges for builtin functions.
3779 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3781 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3784 * fwprop.c (get_reg_use_in): Delete.
3785 (free_load_extend): New function.
3786 (forward_propagate_subreg): Use it.
3788 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3790 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3792 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3795 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3798 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3800 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3801 fini or fini_array section.
3803 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3805 * graphite-dependences.c (graphite_legal_transform_bb): Call
3806 pbb_remove_duplicate_pdrs.
3807 * graphite-poly.c (can_collapse_pdr): Removed.
3808 (pdr_find_duplicate): Removed.
3809 (can_collapse_pdrs): New.
3810 (pbb_remove_duplicate_pdrs): New.
3811 (new_poly_dr): Do not look for duplicates.
3812 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3813 (PBB_PDR_DUPLICATES_REMOVED): New.
3814 (pbb_remove_duplicate_pdrs): Declared.
3816 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3818 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3819 the strides by multiplying by PDR_NB_REFS.
3820 * graphite-poly.c (can_collapse_pdr): New.
3821 (pdr_find_duplicate): New.
3822 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3823 Initialize PDR_NB_REFS.
3824 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3826 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3828 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3831 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3834 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3836 * graphite-dependences.c (pddr_original_scattering): Return NULL
3837 for read-read dependence relations.
3838 * graphite-poly.h (enum poly_dr_type): Fix comment.
3841 (pdr_may_write_p): New.
3843 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3845 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3846 (struct poly_dr): Same.
3847 (new_poly_dr): Same.
3848 * graphite-poly.c (new_poly_dr): Same.
3849 * graphite-dependences.c (dot_deps): Disable call to system.
3851 2009-08-28 Cary Coutant <ccoutant@google.com>
3854 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3855 struct/union/enum types local to a function.
3857 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3858 Sebastian Pop <sebastian.pop@amd.com>
3860 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3861 pbb_strip_mine_time_depth. Changed the implementation so that
3862 transformation is expressed as a transformation on
3863 time (scatttering) dimensions. Also, ensures that the 2d+1
3864 scheduling format is preserved.
3865 (pbb_strip_mine_profitable_p): Profitability is based on the
3866 iteration number of a given time (scattering) dimension,
3867 and not on a original loop depth dimension.
3868 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3869 (pbb_do_strip_mine): Call psct_dynamic_dim.
3870 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3871 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3872 (pbb_nb_dynamic_scattering_transform): New.
3873 (psct_dynamic_dim): New.
3875 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3877 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3878 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3879 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3880 * graphite-interchange.c (build_linearized_memory_access): Same.
3881 (memory_stride_in_loop): Same.
3883 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3885 * graphite-dependences.c (pddr_original_scattering): New.
3886 (graphite_legal_transform_dr): Call pddr_original_scattering.
3889 * graphite-dependences.h (dot_deps): Declared.
3890 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3891 (print_pdr): Print PDR_ID.
3892 * graphite-poly.h (struct poly_dr): Add field id.
3895 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3897 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3899 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3900 not delete the original dependence relation.
3902 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3904 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3905 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3906 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3907 (free_poly_ddr): New.
3908 (pddr_is_empty): New.
3909 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3910 (dependence_polyhedron): Same. Remove useless gcc_assert.
3912 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3913 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3914 * graphite-dependences.h (enum poly_dependence_kind): New.
3915 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3916 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3917 (PDRP_SINK): Renamed PDDR_SINK.
3918 (PDRP_DDP): Renamed PDDR_DDP.
3920 (free_poly_ddr): Declared.
3921 * graphite-poly.c (new_scop): Use the new hash function names.
3922 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3923 into original_pddrs.
3924 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3926 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3928 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3929 bounds with LT_EXPR to make niter analysis more precise on code
3930 generated by Graphite.
3932 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3934 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3935 (graphite_legal_transform_bb): Same.
3936 (poly_drs_may_alias_p): Same.
3938 2009-08-28 Richard Guenther <rguenther@suse.de>
3940 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3942 2009-08-28 Jan Beulich <jbeulich@novell.com>
3944 * config/i386/netware.c: Include langhooks.h.
3945 (i386_nlm_encode_section_info): Simplify.
3946 (netware_override_options): Delete.
3947 * config/i386/netware.h (netware_override_options): Delete
3949 (OVERRIDE_OPTIONS): Delete definition.
3950 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3951 (ASM_COMMENT_START): Define.
3952 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3954 2009-08-28 Jan Beulich <jbeulich@novell.com>
3956 * configure.ac: For in-tree ld, do a plain version check to
3957 determine whether comdat groups are supported.
3958 * configure: Regenerate.
3960 2009-08-28 Olivier Hainque <hainque@adacore.com>
3962 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3963 always defined. Reflect definition or absence of such for
3964 COLLECT_EXPORT_LIST. Readability helper.
3965 (scanfilter): New enum, to help control what symbols
3966 are to be considered or ignored by scan_prog_file.
3967 (enum pass): Rename as "scanpass", moved together with scanfilter
3968 prior to scan_prog_file's prototype.
3969 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3970 Group prototype with the scanpass/scanfilter definitions, factorize
3971 head comments for the several implementations at the prototype.
3972 (main): Reorganize the first pass link control to let AIX
3973 drag only the needed frame tables in executables. Prevent
3974 frame tables collection during the scan aimed at static ctors.
3975 Pre-link and scan for frame tables later to compensate.
3976 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3977 A C statement to issue assembly directives that create a reference
3978 to the given DWARF table identifier label from the current function
3980 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3981 to differentiate first time section entry. Only emit a .data
3982 tables start identifier label the first time around.
3983 (switch_to_frame_table_section): New function. Helper for
3984 output_call_frame_info to switch possibly BACK into the eh_frame
3985 or the debug_frame section depending on FOR_EH.
3986 (output_call_frame_info): Use helper to first enter the proper
3988 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3989 emit a link to the frame table start label from each function
3991 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3992 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3993 * config/rs6000/rs6000-protos.h: Declare it.
3994 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3996 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3998 * config/sh/sh.c (split_branches): Check the result of
4001 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4003 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4004 using -pthread -fopenmp
4006 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4008 * doc/service.texi (service directory): Update URL.
4010 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4012 PR rtl-optimization/40861
4013 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4014 extract word from a multi-word subreg for negative byte positions.
4016 2009-08-27 Tristan Gingold <gingold@adacore.com>
4017 Douglas B Rupp <rupp@gnat.com>
4019 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4020 (SECTION_VMS_OVERLAY): Define.
4021 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4023 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4025 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4026 common_object declarations.
4027 (ia64_section_type_flags): Set section flag for common_object.
4028 * config/ia64/ia64-protos.h
4029 (ia64_vms_output_aligned_decl_common): Declare.
4030 (ia64_vms_elf_asm_named_section): Declare.
4032 2009-08-27 Michael Matz <matz@suse.de>
4034 * expr.c (expand_expr_real_2): New function taking exploded
4035 unary or binary expression, split out from ...
4036 (expand_expr_real_1): ... here. Move over all unary/binary
4037 switch parts to above function, in particular these codes:
4038 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4039 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4040 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4041 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4042 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4043 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4044 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4045 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4046 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4047 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4048 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4049 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4050 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4051 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4052 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4053 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4054 VEC_PACK_FIX_TRUNC_EXPR.
4055 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4058 2009-08-27 Richard Guenther <rguenther@suse.de>
4060 * gengtype.c (main): Handle uint64_t.
4061 * ipa-utils.c (get_base_var): Indent properly.
4062 * tree-ssa-live.c (debug_scope_block): New function.
4063 * tree-flow.h (debug_scope_block): Declare.
4064 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4065 * basic-block.h (enum profile_status): Rename to
4066 enum profile_status_d.
4067 (x_profile_status): Adjust type.
4069 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4072 * dwarf2out.c (get_context_die): Declare this static function.
4073 (gen_type_die_with_usage): Make sure a DIE is a generated for
4074 the context of a typedef.
4076 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4078 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4081 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4083 * config/mips/mips-protos.h (mips_output_sync): Declare.
4084 (mips_sync_loop_insns): Likewise.
4085 (mips_output_sync_loop): Replace first two parameters with an rtx.
4086 * config/mips/mips.c (mips_multi_member): New structure.
4087 (mips_multi_members): New variable.
4088 (mips_multi_start): New function.
4089 (mips_multi_add): Likewise.
4090 (mips_multi_add_insn): Likewise.
4091 (mips_multi_add_label): Likewise.
4092 (mips_multi_last_index): Likewise.
4093 (mips_multi_copy_insn): Likewise.
4094 (mips_multi_set_operand): Likewise.
4095 (mips_multi_write): Likewise.
4096 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4097 (mips_init_print_operand_punct): Update accordingly.
4098 (mips_start_ll_sc_sync_block): New function.
4099 (mips_end_ll_sc_sync_block): Likewise.
4100 (mips_output_sync): Likewise.
4101 (mips_sync_insn1_template): Likewise.
4102 (mips_sync_insn2_template): Likewise.
4103 (mips_get_sync_operand): Likewise.
4104 (mips_process_sync_loop): Likewise.
4105 (mips_output_sync_loop): Use mips_process_sync_loop.
4106 (mips_sync_loop_insns): New function.
4107 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4108 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4109 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4110 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4111 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4112 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4113 (MIPS_SYNC_OLD_OP_12): Likewise.
4114 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4115 (MIPS_SYNC_NEW_OP_12): Likewise.
4116 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4117 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4118 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4119 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4120 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4121 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4122 * config/mips/mips.md (sync_mem): New attribute.
4123 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4124 (sync_exclusive_mask, sync_required_oldval): Likewise.
4125 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4126 (sync_release_barrier): Likewise.
4127 (length): Handle sync loops.
4128 (sync): Use mips_output_sync.
4129 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4130 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4131 and use mips_output_sync_loop.
4132 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4133 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4134 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4135 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4136 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4137 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4138 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4139 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4140 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4142 2009-08-26 Richard Guenther <rguenther@suse.de>
4145 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4146 the types to not match.
4147 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4149 * tree-ssa.c (useless_type_conversion_p): Conversions to
4150 pointers to unprototyped functions are useless.
4152 2009-08-26 Richard Guenther <rguenther@suse.de>
4154 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4155 whole-program condition, prepare to be called for non-globals.
4156 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4157 params build a representative with known type and track its fields.
4159 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4161 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4162 clearing by a taken branch.
4163 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4164 effectively after bbro pass.
4165 (sync_nand<mode>): Ditto.
4166 (sync_old_<fetchop_name><mode>): Ditto.
4167 (sync_old_nand<mode>): Ditto.
4168 (sync_new_<fetchop_name><mode>): Dito.
4169 (sync_new_nand<mode>): Ditto.
4170 (sync_compare_and_swap<mode>_1): Ditto.
4171 (*sync_compare_and_swap<mode>): Ditto.
4172 (sync_lock_test_and_set<mode>_1): Ditto.
4173 ("sync_lock_test_and_set<mode>): Ditto.
4175 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4177 * hwint.h (HOST_LONG_FORMAT): New macro
4178 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4179 Use HOST_PTR_PRINTF.
4180 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4181 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4182 (HOST_PTR_PRINTF): Document.
4184 2009-08-25 Jan Hubicka <jh@suse.cz>
4186 * config/i386/bmmintrin.h: Replace by #error.
4189 Michael Meissner <michael.meissner@amd.com>
4190 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4191 Tony Linthicum <tony.linthicum@amd.com>
4193 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4194 (TARGET_ROUND): New macro for the round/ptest instructions which
4195 are shared between SSE4.1 and SSE5.
4196 (OPTION_MASK_ISA_ROUND): Ditto.
4197 (OPTION_ISA_ROUND): Ditto.
4198 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4199 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4201 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4202 (-mfused-madd): New switch to give users control over whether the
4203 compiler optimizes to use the multiply/add SSE5 instructions.
4205 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4206 (ix86_handle_option): Turn off 3dnow if -msse5.
4207 (override_options): Add SSE5 support.
4208 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4210 (ix86_expand_sse_movcc): Add SSE5 support.
4211 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4212 vector type to the next largest size.
4213 (ix86_expand_sse5_pack): New function to use pperm to pack a
4214 vector type to the next smallest size.
4215 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4216 (IX86_BUILTIN_FMADDSD): Ditto.
4217 (IX86_BUILTIN_FMADDPS): Ditto.
4218 (IX86_BUILTIN_FMADDPD): Ditto.
4219 (IX86_BUILTIN_FMSUBSS): Ditto.
4220 (IX86_BUILTIN_FMSUBSD): Ditto.
4221 (IX86_BUILTIN_FMSUBPS): Ditto.
4222 (IX86_BUILTIN_FMSUBPD): Ditto.
4223 (IX86_BUILTIN_FNMADDSS): Ditto.
4224 (IX86_BUILTIN_FNMADDSD): Ditto.
4225 (IX86_BUILTIN_FNMADDPS): Ditto.
4226 (IX86_BUILTIN_FNMADDPD): Ditto.
4227 (IX86_BUILTIN_FNMSUBSS): Ditto.
4228 (IX86_BUILTIN_FNMSUBSD): Ditto.
4229 (IX86_BUILTIN_FNMSUBPS): Ditto.
4230 (IX86_BUILTIN_FNMSUBPD): Ditto.
4231 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4232 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4233 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4234 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4235 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4236 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4237 (IX86_BUILTIN_PPERM): Ditto.
4238 (IX86_BUILTIN_PERMPS): Ditto.
4239 (IX86_BUILTIN_PERMPD): Ditto.
4240 (IX86_BUILTIN_PMACSSWW): Ditto.
4241 (IX86_BUILTIN_PMACSWW): Ditto.
4242 (IX86_BUILTIN_PMACSSWD): Ditto.
4243 (IX86_BUILTIN_PMACSWD): Ditto.
4244 (IX86_BUILTIN_PMACSSDD): Ditto.
4245 (IX86_BUILTIN_PMACSDD): Ditto.
4246 (IX86_BUILTIN_PMACSSDQL): Ditto.
4247 (IX86_BUILTIN_PMACSSDQH): Ditto.
4248 (IX86_BUILTIN_PMACSDQL): Ditto.
4249 (IX86_BUILTIN_PMACSDQH): Ditto.
4250 (IX86_BUILTIN_PMADCSSWD): Ditto.
4251 (IX86_BUILTIN_PMADCSWD): Ditto.
4252 (IX86_BUILTIN_PHADDBW): Ditto.
4253 (IX86_BUILTIN_PHADDBD): Ditto.
4254 (IX86_BUILTIN_PHADDBQ): Ditto.
4255 (IX86_BUILTIN_PHADDWD): Ditto.
4256 (IX86_BUILTIN_PHADDWQ): Ditto.
4257 (IX86_BUILTIN_PHADDDQ): Ditto.
4258 (IX86_BUILTIN_PHADDUBW): Ditto.
4259 (IX86_BUILTIN_PHADDUBD): Ditto.
4260 (IX86_BUILTIN_PHADDUBQ): Ditto.
4261 (IX86_BUILTIN_PHADDUWD): Ditto.
4262 (IX86_BUILTIN_PHADDUWQ): Ditto.
4263 (IX86_BUILTIN_PHADDUDQ): Ditto.
4264 (IX86_BUILTIN_PHSUBBW): Ditto.
4265 (IX86_BUILTIN_PHSUBWD): Ditto.
4266 (IX86_BUILTIN_PHSUBDQ): Ditto.
4267 (IX86_BUILTIN_PROTB): Ditto.
4268 (IX86_BUILTIN_PROTW): Ditto.
4269 (IX86_BUILTIN_PROTD): Ditto.
4270 (IX86_BUILTIN_PROTQ): Ditto.
4271 (IX86_BUILTIN_PROTB_IMM): Ditto.
4272 (IX86_BUILTIN_PROTW_IMM): Ditto.
4273 (IX86_BUILTIN_PROTD_IMM): Ditto.
4274 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4275 (IX86_BUILTIN_PSHLB): Ditto.
4276 (IX86_BUILTIN_PSHLW): Ditto.
4277 (IX86_BUILTIN_PSHLD): Ditto.
4278 (IX86_BUILTIN_PSHLQ): Ditto.
4279 (IX86_BUILTIN_PSHAB): Ditto.
4280 (IX86_BUILTIN_PSHAW): Ditto.
4281 (IX86_BUILTIN_PSHAD): Ditto.
4282 (IX86_BUILTIN_PSHAQ): Ditto.
4283 (IX86_BUILTIN_FRCZSS): Ditto.
4284 (IX86_BUILTIN_FRCZSD): Ditto.
4285 (IX86_BUILTIN_FRCZPS): Ditto.
4286 (IX86_BUILTIN_FRCZPD): Ditto.
4287 (IX86_BUILTIN_CVTPH2PS): Ditto.
4288 (IX86_BUILTIN_CVTPS2PH): Ditto.
4289 (IX86_BUILTIN_COMEQSS): Ditto.
4290 (IX86_BUILTIN_COMNESS): Ditto.
4291 (IX86_BUILTIN_COMLTSS): Ditto.
4292 (IX86_BUILTIN_COMLESS): Ditto.
4293 (IX86_BUILTIN_COMGTSS): Ditto.
4294 (IX86_BUILTIN_COMGESS): Ditto.
4295 (IX86_BUILTIN_COMUEQSS): Ditto.
4296 (IX86_BUILTIN_COMUNESS): Ditto.
4297 (IX86_BUILTIN_COMULTSS): Ditto.
4298 (IX86_BUILTIN_COMULESS): Ditto.
4299 (IX86_BUILTIN_COMUGTSS): Ditto.
4300 (IX86_BUILTIN_COMUGESS): Ditto.
4301 (IX86_BUILTIN_COMORDSS): Ditto.
4302 (IX86_BUILTIN_COMUNORDSS): Ditto.
4303 (IX86_BUILTIN_COMFALSESS): Ditto.
4304 (IX86_BUILTIN_COMTRUESS): Ditto.
4305 (IX86_BUILTIN_COMEQSD): Ditto.
4306 (IX86_BUILTIN_COMNESD): Ditto.
4307 (IX86_BUILTIN_COMLTSD): Ditto.
4308 (IX86_BUILTIN_COMLESD): Ditto.
4309 (IX86_BUILTIN_COMGTSD): Ditto.
4310 (IX86_BUILTIN_COMGESD): Ditto.
4311 (IX86_BUILTIN_COMUEQSD): Ditto.
4312 (IX86_BUILTIN_COMUNESD): Ditto.
4313 (IX86_BUILTIN_COMULTSD): Ditto.
4314 (IX86_BUILTIN_COMULESD): Ditto.
4315 (IX86_BUILTIN_COMUGTSD): Ditto.
4316 (IX86_BUILTIN_COMUGESD): Ditto.
4317 (IX86_BUILTIN_COMORDSD): Ditto.
4318 (IX86_BUILTIN_COMUNORDSD): Ditto.
4319 (IX86_BUILTIN_COMFALSESD): Ditto.
4320 (IX86_BUILTIN_COMTRUESD): Ditto.
4321 (IX86_BUILTIN_COMEQPS): Ditto.
4322 (IX86_BUILTIN_COMNEPS): Ditto.
4323 (IX86_BUILTIN_COMLTPS): Ditto.
4324 (IX86_BUILTIN_COMLEPS): Ditto.
4325 (IX86_BUILTIN_COMGTPS): Ditto.
4326 (IX86_BUILTIN_COMGEPS): Ditto.
4327 (IX86_BUILTIN_COMUEQPS): Ditto.
4328 (IX86_BUILTIN_COMUNEPS): Ditto.
4329 (IX86_BUILTIN_COMULTPS): Ditto.
4330 (IX86_BUILTIN_COMULEPS): Ditto.
4331 (IX86_BUILTIN_COMUGTPS): Ditto.
4332 (IX86_BUILTIN_COMUGEPS): Ditto.
4333 (IX86_BUILTIN_COMORDPS): Ditto.
4334 (IX86_BUILTIN_COMUNORDPS): Ditto.
4335 (IX86_BUILTIN_COMFALSEPS): Ditto.
4336 (IX86_BUILTIN_COMTRUEPS): Ditto.
4337 (IX86_BUILTIN_COMEQPD): Ditto.
4338 (IX86_BUILTIN_COMNEPD): Ditto.
4339 (IX86_BUILTIN_COMLTPD): Ditto.
4340 (IX86_BUILTIN_COMLEPD): Ditto.
4341 (IX86_BUILTIN_COMGTPD): Ditto.
4342 (IX86_BUILTIN_COMGEPD): Ditto.
4343 (IX86_BUILTIN_COMUEQPD): Ditto.
4344 (IX86_BUILTIN_COMUNEPD): Ditto.
4345 (IX86_BUILTIN_COMULTPD): Ditto.
4346 (IX86_BUILTIN_COMULEPD): Ditto.
4347 (IX86_BUILTIN_COMUGTPD): Ditto.
4348 (IX86_BUILTIN_COMUGEPD): Ditto.
4349 (IX86_BUILTIN_COMORDPD): Ditto.
4350 (IX86_BUILTIN_COMUNORDPD): Ditto.
4351 (IX86_BUILTIN_COMFALSEPD): Ditto.
4352 (IX86_BUILTIN_COMTRUEPD): Ditto.
4353 (IX86_BUILTIN_PCOMEQUB): Ditto.
4354 (IX86_BUILTIN_PCOMNEUB): Ditto.
4355 (IX86_BUILTIN_PCOMLTUB): Ditto.
4356 (IX86_BUILTIN_PCOMLEUB): Ditto.
4357 (IX86_BUILTIN_PCOMGTUB): Ditto.
4358 (IX86_BUILTIN_PCOMGEUB): Ditto.
4359 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4360 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4361 (IX86_BUILTIN_PCOMEQUW): Ditto.
4362 (IX86_BUILTIN_PCOMNEUW): Ditto.
4363 (IX86_BUILTIN_PCOMLTUW): Ditto.
4364 (IX86_BUILTIN_PCOMLEUW): Ditto.
4365 (IX86_BUILTIN_PCOMGTUW): Ditto.
4366 (IX86_BUILTIN_PCOMGEUW): Ditto.
4367 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4368 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4369 (IX86_BUILTIN_PCOMEQUD): Ditto.
4370 (IX86_BUILTIN_PCOMNEUD): Ditto.
4371 (IX86_BUILTIN_PCOMLTUD): Ditto.
4372 (IX86_BUILTIN_PCOMLEUD): Ditto.
4373 (IX86_BUILTIN_PCOMGTUD): Ditto.
4374 (IX86_BUILTIN_PCOMGEUD): Ditto.
4375 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4376 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4377 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4378 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4379 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4380 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4381 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4382 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4383 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4384 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4385 (IX86_BUILTIN_PCOMEQB): Ditto.
4386 (IX86_BUILTIN_PCOMNEB): Ditto.
4387 (IX86_BUILTIN_PCOMLTB): Ditto.
4388 (IX86_BUILTIN_PCOMLEB): Ditto.
4389 (IX86_BUILTIN_PCOMGTB): Ditto.
4390 (IX86_BUILTIN_PCOMGEB): Ditto.
4391 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4392 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4393 (IX86_BUILTIN_PCOMEQW): Ditto.
4394 (IX86_BUILTIN_PCOMNEW): Ditto.
4395 (IX86_BUILTIN_PCOMLTW): Ditto.
4396 (IX86_BUILTIN_PCOMLEW): Ditto.
4397 (IX86_BUILTIN_PCOMGTW): Ditto.
4398 (IX86_BUILTIN_PCOMGEW): Ditto.
4399 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4400 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4401 (IX86_BUILTIN_PCOMEQD): Ditto.
4402 (IX86_BUILTIN_PCOMNED): Ditto.
4403 (IX86_BUILTIN_PCOMLTD): Ditto.
4404 (IX86_BUILTIN_PCOMLED): Ditto.
4405 (IX86_BUILTIN_PCOMGTD): Ditto.
4406 (IX86_BUILTIN_PCOMGED): Ditto.
4407 (IX86_BUILTIN_PCOMFALSED): Ditto.
4408 (IX86_BUILTIN_PCOMTRUED): Ditto.
4409 (IX86_BUILTIN_PCOMEQQ): Ditto.
4410 (IX86_BUILTIN_PCOMNEQ): Ditto.
4411 (IX86_BUILTIN_PCOMLTQ): Ditto.
4412 (IX86_BUILTIN_PCOMLEQ): Ditto.
4413 (IX86_BUILTIN_PCOMGTQ): Ditto.
4414 (IX86_BUILTIN_PCOMGEQ): Ditto.
4415 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4416 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4417 (enum multi_arg_type): New enum for describing the various SSE5
4418 intrinsic argument types.
4419 (bdesc_multi_arg): New table for SSE5 intrinsics.
4420 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4421 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4423 (ix86_expand_builtin): Add SSE5 intrinsic support.
4424 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4425 operand instructions.
4426 (ix86_expand_sse5_multiple_memory): New function to split the
4427 second memory reference from SSE5 instructions.
4428 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4429 (ix86_return_pops_args): Use stdarg_p to determine if the function
4430 has variable arguments.
4431 (ix86_setup_incoming_varargs): Ditto.
4432 (x86_this_parameter): Ditto.
4434 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4436 (ix86_expand_sse5_pack): Ditto.
4437 (ix86_sse5_valid_op_p): Ditto.
4438 (ix86_expand_sse5_multiple_memory): Ditto.
4440 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4441 constant for SSE5 support.
4442 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4443 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4444 (UNSPEC_SSE5_PERMUTE): Ditto.
4445 (UNSPEC_SSE5_ASHIFT): Ditto.
4446 (UNSPEC_SSE5_LSHIFT): Ditto.
4447 (UNSPEC_FRCZ): Ditto.
4448 (UNSPEC_CVTPH2PS): Ditto.
4449 (UNSPEC_CVTPS2PH): Ditto.
4450 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4452 (COM_FALSE_S): Ditto.
4453 (COM_FALSE_P): Ditto.
4454 (COM_TRUE_S): Ditto.
4455 (COM_TRUE_P): Ditto.
4456 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4457 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4459 (memory attribute): Ditto.
4460 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4461 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4462 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4463 (floor<mode>2): Ditto.
4464 (ceil<mode>2): Ditto.
4465 (btrunc<mode>2): Ditto.
4466 (nearbyintdf2): Ditto.
4467 (nearbyintsf2): Ditto.
4468 (sse_setccsf): Disable if SSE5.
4469 (sse_setccdf): Ditto.
4470 (sse5_setcc<mode>): New support for SSE5 conditional move.
4471 (sse5_pcmov_<mode>): Ditto.
4473 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4475 (SSEMODEF2P): Ditto.
4476 (ssemodesuffixf4): New mode attribute for SSE5.
4477 (ssemodesuffixf2s): Ditto.
4478 (ssemodesuffixf2c): Ditto.
4479 (sserotatemax): Ditto.
4480 (ssescalarmode): Ditto.
4481 (sse_maskcmpv4sf3): Disable if SSE5.
4482 (sse_maskcmpv2df3): Ditto.
4483 (sse_vmmaskcmpv4sf3): Ditto.
4484 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4485 (sse5_vmfmadd<mode>4): Ditto.
4486 (sse5_fmsub<mode>4): Ditto.
4487 (sse5_vmfmsub<mode>4): Ditto.
4488 (sse5_fnmadd<mode>4): Ditto.
4489 (sse5_vmfnmadd<mode>4): Ditto.
4490 (sse5_fnmsub<mode>4): Ditto.
4491 (sse5_vmfnmsub<mode>4): Ditto.
4492 (sse5i_fmadd<mode>4): Ditto.
4493 (sse5i_fmsub<mode>4): Ditto.
4494 (sse5i_fnmadd<mode>4): Ditto.
4495 (sse5i_fnmsub<mode>4): Ditto.
4496 (sse5i_vmfmadd<mode>4): Ditto.
4497 (sse5i_vmfmsub<mode>4): Ditto.
4498 (sse5i_vmfnmadd<mode>4): Ditto.
4499 (sse5i_vmfnmsub<mode>4): Ditto.
4500 (mulv16qi3): Add SSE5 support.
4502 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4503 (sse2_mulv4si3): Disable if SSE5.
4504 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4505 (sse4_1_roundps): Ditto.
4506 (sse4_1_roundsd): Ditto.
4507 (sse4_1_roundss): Ditto.
4508 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4510 (sse_maskcmpsf3): Ditto.
4511 (sse_vmmaskcmpv4sf3): Ditto.
4512 (sse2_maskcmpv2df3): Ditto.
4513 (sse2_maskcmpdf3): Ditto.
4514 (sse2_vmmaskcmpv2df3): Ditto.
4515 (sse2_eq<mode>3): Ditto.
4516 (sse2_gt<mode>3): Ditto.
4517 (sse5_pcmov_<mode>): Add SSE5 support.
4518 (vec_unpacku_hi_v16qi): Ditto.
4519 (vec_unpacks_hi_v16qi): Ditto.
4520 (vec_unpacku_lo_v16qi): Ditto.
4521 (vec_unpacks_lo_v16qi): Ditto.
4522 (vec_unpacku_hi_v8hi): Ditto.
4523 (vec_unpacks_hi_v8hi): Ditto.
4524 (vec_unpacku_lo_v8hi): Ditto.
4525 (vec_unpacks_lo_v8hi): Ditto.
4526 (vec_unpacku_hi_v4si): Ditto.
4527 (vec_unpacks_hi_v4si): Ditto.
4528 (vec_unpacku_lo_v4si): Ditto.
4529 (vec_unpacks_lo_v4si): Ditto.
4530 (sse5_pmacsww): New SSE5 intrinsic insn.
4531 (sse5_pmacssww): Ditto.
4532 (sse5_pmacsdd): Ditto.
4533 (sse5_pmacssdd): Ditto.
4534 (sse5_pmacssdql): Ditto.
4535 (sse5_pmacssdqh): Ditto.
4536 (sse5_pmacsdqh): Ditto.
4537 (sse5_pmacsswd): Ditto.
4538 (sse5_pmacswd): Ditto.
4539 (sse5_pmadcsswd): Ditto.
4540 (sse5_pmadcswd): Ditto.
4541 (sse5_pcmov_<move>): Conditional move support on SSE5.
4542 (sse5_phaddbw): New SSE5 intrinsic insn.
4543 (sse5_phaddbd): Ditto.
4544 (sse5_phaddbq): Ditto.
4545 (sse5_phaddwd): Ditto.
4546 (sse5_phaddwq): Ditto.
4547 (sse5_phadddq): Ditto.
4548 (sse5_phaddubw): Ditto.
4549 (sse5_phaddubd): Ditto.
4550 (sse5_phaddubq): Ditto.
4551 (sse5_phadduwd): Ditto.
4552 (sse5_phadduwq): Ditto.
4553 (sse5_phaddudq): Ditto.
4554 (sse5_phsubbw): Ditto.
4555 (sse5_phsubwd): Ditto.
4556 (sse5_phsubdq): Ditto.
4557 (sse5_pperm): Ditto.
4558 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4559 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4560 (sse5_pperm_sign_v8hi_v4si): Ditto.
4561 (sse5_pperm_zero_v8hi_v4si): Ditto.
4562 (sse5_pperm_sign_v4si_v2di): Ditto.
4563 (sse5_pperm_sign_v4si_v2di): Ditto.
4564 (sse5_pperm_pack_v2di_v4si): Ditto.
4565 (sse5_pperm_pack_v4si_v8hi): Ditto.
4566 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4567 (sse5_perm<mode>): New SSE5 intrinsic insn.
4568 (rotl<mode>3): Ditto.
4569 (sse5_rotl<mode>3): Ditto.
4570 (sse5_ashl<mode>3): Ditto.
4571 (sse5_lshl<mode>3): Ditto.
4572 (sse5_frcz<mode>2): Ditto.
4573 (sse5s_frcz<mode>2): Ditto.
4574 (sse5_cvtph2ps): Ditto.
4575 (sse5_cvtps2ph): Ditto.
4576 (sse5_vmmaskcmp<mode>3): Ditto.
4577 (sse5_com_tf<mode>3): Ditto.
4578 (sse5_maskcmp<mode>3): Ditto.
4579 (sse5_maskcmp_uns<mode>3): Ditto.
4580 (sse5_maskcmp_uns2<mode>3): Ditto.
4581 (sse5_pcom_tf<mode>3): Ditto.
4583 * config/i386/predicates.md (sse5_comparison_float_operator):
4584 New predicate to match the comparison operators supported by
4585 the SSE5 com instruction.
4586 (ix86_comparison_int_operator): New predicate to match just the
4587 signed int comparisons.
4588 (ix86_comparison_uns_operator): New predicate to match just the
4589 unsigned int comparisons.
4591 * doc/invoke.texi (-msse5): Add documentation.
4592 (-mfused-madd): Ditto.
4594 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4596 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4598 (x86_64-*-*): Ditto.
4600 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4602 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4603 intrinisics for SSE5.
4605 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4608 * config/i386/mmintrin-common.h: New file, to contain common
4609 instructions between SSE4.1 and SSE5.
4611 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4612 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4613 (gen_regparm_prefix): Ditto.
4615 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4616 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4617 prototype_p to determine if a function is prototyped.
4619 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4621 * c-common.c (c_common_reswords) add the alignof keyword,
4622 with same RID as __alignof and __alignof__
4624 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4626 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4627 * hooks.c (hook_bool_const_int_const_int_true): New function.
4628 * target.h (struct gcc_target): Add can_eliminate field.
4629 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4630 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4631 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4632 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4633 (elim_table): Revise comment.
4634 * system.h (CAN_ELIMINATE): Poison.
4635 * defaults.h (CAN_ELIMINATE): Remove.
4636 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4638 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4639 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4641 (alpha_vms_can_eliminate): Declare as static, change return type to
4643 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4645 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4646 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4647 (arm_can_eliminate): New function.
4649 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4650 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4651 (avr_can_eliminate): Declare as static.
4652 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4654 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4655 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4656 (bfin_can_eliminate): New function.
4658 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4659 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4660 (crx_can_eliminate): New function.
4662 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4663 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4664 (fr30_can_eliminate): New function.
4666 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4667 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4668 (frv_can_eliminate): New function.
4670 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4671 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4672 (h8300_can_eliminate): New function.
4674 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4675 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4676 (i386_can_eliminate): Declare as static, change return type to bool.
4677 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4679 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4680 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4681 (ia64_can_eliminate): New function.
4683 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4684 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4685 (iq2000_can_eliminate): New function.
4687 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4688 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4689 (m32r_can_eliminate): New function.
4691 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4692 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4693 (m68hc11_can_eliminate): New function.
4695 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4696 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4697 (m68k_can_eliminate): New function.
4699 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4700 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4701 (mep_can_eliminate): New function.
4703 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4704 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4705 (mips_can_eliminate): New function.
4707 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4708 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4709 (rs6000_can_eliminate): New function.
4711 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4712 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4713 (s390_can_eliminate): Declare as static.
4714 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4716 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4717 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4718 (score_can_eliminate): New function.
4720 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4721 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4722 (sparc_can_eliminate): Declare as static.
4723 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4725 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4726 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4727 (xstormy16_can_eliminate): New function.
4729 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4730 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4731 (v850_can_eliminate): New function.
4733 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4735 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4736 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4737 (*movdfcc_ext[1234]): Disable for IEEE mode.
4739 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4741 * gimplify.c (prepare_gimple_addressable): New static function.
4742 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4744 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4745 manually fiddling with it.
4747 2009-08-25 Michael Matz <matz@suse.de>
4749 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4750 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4752 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4753 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4754 (do_jump): Split out code for simple binary comparisons into ...
4755 (do_jump_1): ... this, taking the individual operands and code.
4756 Change callers to helper function above accordingly.
4757 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4760 2009-08-25 Michael Matz <matz@suse.de>
4762 * expr.h (struct separate_ops, sepops): New type for passing
4763 around an exploded simple expression.
4764 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4765 Use this structure instead of expression tree.
4766 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4767 expression, only its type.
4768 (expand_vec_cond_expr): Take type and individual operands instead
4770 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4771 expand_vec_shift_expr): Change prototype accordingly.
4772 * tree-vect-stmts.c (vectorizable_condition): Change call of
4773 expand_vec_cond_expr_p to pass only type.
4774 * expr.c (do_store_flags): Change prototype and implementation
4775 to take an exploded expression.
4776 (expand_expr_real_1): New local ops initialized with details
4777 of the full expression. Use it instead of full
4778 expression in calls to do_store_flags, expand_vec_cond_expr,
4779 expand_widen_pattern_expr and expand_vec_shift_expr.
4781 2009-08-25 Michael Matz <matz@suse.de>
4783 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4784 treeop2 initialized with first three operands of the full expression.
4785 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4787 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4789 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4790 (__gthread_objc_condition_allocate): Mark arguments as unused.
4791 (__gthread_objc_condition_deallocate): Likewise.
4792 (__gthread_objc_condition_wait): Likewise.
4793 (__gthread_objc_condition_broadcast): Likewise.
4794 (__gthread_objc_condition_signal): Likewise.
4795 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4796 (__gthread_objc_thread_id): Likewise.
4798 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4801 * tree-pretty-print.c (print_call_name): Print the correct call name
4802 for procedure pointer components.
4804 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4806 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4807 default_promote_function_mode when not VMS.
4809 2009-08-24 Olivier Hainque <hainque@adacore.com>
4811 * convert.c (convert_to_integer): Don't assume an input pointer is
4812 POINTER_SIZE wide. Fetch from the type instead.
4814 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4816 * configure.ac (AC_PREREQ): Bump to 2.64.
4818 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4820 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4821 (process_command): Don't search standard_exec_prefix_1 and
4822 standard_exec_prefix_2.
4824 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4826 * config/arm/arm.c (output_return_instruction): Handle for
4829 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4831 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4833 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4835 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4836 (*arm_movdf_vfp): Likewise.
4838 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4840 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4841 (vashr<mode>3): Rename from ashr<mode>3.
4842 (vlshr<mode>3): Rename from lshr<mode>3.
4844 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4847 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4848 (check_format_info_main): Use scalar_identify_flag.
4849 (check_format_types): Check for scalar size identity if
4850 scalar_identify_flag is set.
4851 (printf_length_specs): Extend by new field.
4852 (asm_fprintf_length_specs): Likewise.
4853 (gcc_diag_length_specs): Likewise.
4854 (scanf_length_specs): Likewise.
4855 (strfmon_length_specs): Likewise.
4856 (gcc_gfc_length_specs): Likewise.
4857 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4858 (ms_printf_flag_specs): Likewise.
4859 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4861 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4864 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4865 (*call_value_pop_1): Ditto.
4866 (*sibcall_pop_1): New insn pattern.
4867 (*sibcall_value_pop_1): Ditto.
4869 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4872 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4875 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4878 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4879 (get_reg_use_in): New function.
4880 (forward_propagate_subreg): Propagate through subreg of zero_extend
4883 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4885 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4886 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4888 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4890 * configure.ac: Remove --with-datarootdir, --with-docdir,
4891 --with-htmldir switches. No need to call AC_SUBST for
4892 datarootdir, docdir, htmldir any more.
4893 * configure: Regenerate.
4894 * doc/install.texi (Configuration): Document --datarootdir,
4895 --docdir, --htmldir, --pdfdir; update documentation for
4896 --infodir, --mandir.
4897 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4900 * aclocal.m4: Regenerate.
4901 * config.in: Regenerate.
4902 * configure: Regenerate.
4904 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4905 Olivier Hainque <hainque@adacore.com>
4907 * config/ia64/ia64.c: Include libfuncs.h.
4908 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4909 (ia64_expand_call): Use reg 25 on VMS.
4910 (ia64_initialize_trampoline): Fix for VMS ABI.
4911 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4912 (ia64_function_arg): Initialize reg 25 on VMS.
4913 Fix OpenVMS ABI issues for varargs.
4914 For OpenVMS, emit the Argument Information register set in the
4915 incoming/sibcall case as well.
4916 (ia64_arg_type): New function.
4917 (ia64_function_arg_advance): Keep track of cum->words.
4918 Fix OpenVMS ABI issues for varargs.
4919 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4920 (ia64_override_options): Set flag_no_common on VMS.
4921 (ia64_init_builtins): Disable FWRITE builtin.
4922 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4923 (ia64_vms_init_libfuncs): Add decc$ routines.
4924 (ia64_vms_valid_pointer_mode): New function.
4925 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4926 (ia64_promote_function_mode): New function
4927 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4928 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4929 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4930 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4931 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4932 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4933 Suppress trailing '#' if VALUE is numeric.
4934 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4935 ia64_promote_function_mode.
4936 (TARGET_VALID_POINTER_MODE): Define.
4938 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4941 * config/rs6000/rs6000.c (rs6000_override_options): Use
4942 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4945 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4946 reporting of vector + decimal/boolean/complex error.
4948 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4950 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4951 __vector double TYPE_DECL.
4953 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4955 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4956 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4957 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4958 to pointer to enum machine_mode. Update all callers as needed.
4960 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4962 * config/alpha/alpha.md (exception_receiver): Emit alternative
4963 GP load sequence if flag_reorder_blocks_and_partition is set.
4964 (*exception_receiver_2): Also enable when
4965 flag_reorder_blocks_and_partition is set.
4967 2009-08-20 Matt Rice <ratmice@gmail.com>
4968 Diego Novillo <dnovillo@google.com>
4970 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4973 2009-08-20 Richard Guenther <rguenther@suse.de>
4975 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4976 * c-tree.h (c_dup_lang_specific_decl): Remove.
4977 (struct lang_decl, struct lang_type): Move definitions ...
4978 * c-lang.h: ... here. New file.
4979 * c-decl.c: Include c-lang.h.
4980 (c_dup_lang_specific_decl): Remove.
4981 * c-typeck.c: Include c-lang.h.
4982 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4983 (c-typeck.o): Likewise.
4984 * c-config-lang.in (gtfiles): Add c-lang.h.
4985 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4988 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4990 * config/alpha/alpha.c (alpha_end_function): Do not clear
4991 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4992 this is now handled in generic code.
4994 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4996 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4997 (s390_z10_fix_long_loop_prediction): New function.
4998 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4999 (s390_reorg): Walk over the INSNs and invoke
5000 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5002 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5004 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5005 "*brx_64bit", "*brx_31bit"): New patterns.
5006 * config/s390/s390.c ('E'): New output modifier.
5008 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5009 Richard Earnshaw <richard.earnshaw@arm.com>
5011 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5012 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5014 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5016 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5018 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5019 for mode mode of operand0 when doing secondary reload for SAR.
5021 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5024 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5025 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5027 2009-08-19 Jason Merrill <jason@redhat.com>
5029 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5030 supported template depth in C++0x.
5032 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5034 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5035 free_after_compilation.
5036 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5037 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5038 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5039 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5040 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5041 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5042 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5044 2009-08-19 Ian Lance Taylor <iant@google.com>
5046 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5047 of (plus (mult (neg B) C) A).
5049 2009-08-18 Michael Matz <matz@suse.de>
5051 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5052 instead of comparing TYPE_MAIN_VARIANT for equality.
5053 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5054 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5055 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5056 * gimplify.c (goa_lhs_expr_p): Ditto and use
5057 STRIP_USELESS_TYPE_CONVERSION.
5059 2009-08-18 Michael Matz <matz@suse.de>
5061 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5062 first field in a struct.
5063 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5065 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5067 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5068 locators before emit_insn is called. Remove assert that
5070 (alpha_end_function): Clear crtl->emit structure and free insn
5071 locators if cfun->is_thunk is true.
5073 2009-08-18 Jason Merrill <jason@redhat.com>
5075 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5077 * configure.ac: Test for it.
5078 * configure, config.in: Regenerate.
5079 * doc/install.texi: Document --enable-gnu-unique-object.
5081 2009-08-18 Richard Guenther <rguenther@suse.de>
5084 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5085 pow(x,y*z) only if x is nonnegative.
5087 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5089 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5093 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5094 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5096 2009-08-17 DJ Delorie <dj@redhat.com>
5098 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5099 * config/m32c/prologue.md (epilogue_freit): New.
5101 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5102 (bank_switch_p): Likewise.
5103 (fast_interrupt_p): Likewise.
5104 (interrupt_p): Likewise.
5105 (m32c_conditional_register_usage): Round memregs size up.
5106 (need_to_save): We only need to save $a0 when we use ENTER.
5107 (interrupt_p): Check for fast_interrupt too.
5108 (bank_switch_p): New.
5109 (fast_interrupt_p): New.
5110 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5111 (m32c_emit_prolog): Support bank switching and fast interrupts.
5112 * doc/extend.texi (Function Attributes): Add bank_switch and
5115 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5117 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5118 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5120 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5122 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5123 (menu): Add IA-64/VMS Options.
5124 (IA-64/VMS Options): Likewise.
5126 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5129 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5131 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5133 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5134 (mips_pop_asm_switch): Likewise.
5135 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5137 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5138 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5139 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5140 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5141 instead of set_noreorder.
5142 (mips_output_function_prologue): Use the new functions.
5143 (mips_output_function_epilogue): Likewise.
5144 (mips_need_noat_wrapper_p): New function, split out from...
5145 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5146 Use mips_push_asm_switch and mips_pop_asm_switch.
5147 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5148 and mips_pop_asm_switch.
5149 (ASM_OUTPUT_REG_POP): Likewise.
5150 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5151 Use mips_pop_asm_switch.
5152 (mips_asm_switch): New structure.
5153 (set_noreorder, set_nomacro): Replace with...
5154 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5155 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5156 instead of set_nomacro.
5157 (fix_truncsfsi2_macro): Likewise.
5158 (cprestore): Likewise.
5159 (hazard): Use mips_noreorder instead of set_noreorder.
5160 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5162 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5164 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5165 from prev_active_insn.
5167 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5169 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5170 * config/avr/avr.c (avr_override_options): Initialize
5171 avr_current_arch variable.
5172 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5173 __AVR_HAVE_16BIT_SP__ according to the device type.
5174 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5176 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5177 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5179 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5182 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5183 generating inlined subroutine die only. We shouldn't be
5184 called for anything else.
5185 (gen_block_die): Don't generate inline subroutine debug info for
5188 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5190 * graphite-poly.c (print_pbb): Print PBB index.
5192 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5195 * graphite-interchange.c (ppl_max_for_le): Moved...
5196 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5197 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5198 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5199 * graphite-ppl.h (ppl_max_for_le): Declared.
5201 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5203 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5204 supported on all platforms.
5205 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5206 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5207 * c-pragma.c: Likewise.
5208 * target-def.h (TARGET_INITIALIZER): Remove
5209 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5210 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5212 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5214 * config/ia64/fde-vms.c: New file.
5215 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5216 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5217 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5218 (uw_frame_state_for): Only register a personality routine if it is
5219 known to be compatible with our expectations.
5220 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5221 Declare unw_table_entry stack variable and
5222 mod all calls to _Unwind_FindTableEntry to add arg.
5223 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5224 (_Unwind_FindTableEntry): Add arg to prototype.
5226 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5228 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5229 field 'signal_pfs_loc'.
5230 (uw_frame_state_for): Remove duplicate code dealing with leaf
5231 procedures without unwind info.
5232 If in the frame after unwinding through a signal handler, restore
5233 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5234 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5235 'pfs_loc' to the AR.PFS location in the signal context; instead
5236 set 'signal_pfs_loc'.
5237 Manually generate the unwind info for the AR.PFS register.
5238 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5239 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5240 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5241 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5242 instead set 'signal_pfs_loc'.
5243 Remove code preventing the AR.PFS register from being restored
5244 from the signal context.
5246 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5247 Tristan Gingold <gingold@adacore.com>
5249 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5250 * config/ia64/t-vms: New file.
5251 * config/ia64/vms64.h: New file.
5252 * config/ia64/vms.h: New file.
5253 * config/ia64/vms-crtinit.asm: New file.
5254 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5255 * config/ia64/vms-unwind.h: New file.
5257 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5259 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5262 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5265 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5267 * real.h (do_mpc_arg2): ... here.
5268 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5271 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5273 * final.c (add_debug_prefix_map): Don't use GC memory for
5274 old_prefix and new_prefix.
5276 2009-08-14 Richard Guenther <rguenther@suse.de>
5278 * ipa-prop.c (compute_complex_pass_through): If we cannot
5279 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5281 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5283 * c-lex.c (c_lex_with_flags): Increase size of local variable
5284 to avoid memory clobber.
5286 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5289 * config/i386/i386.c (ix86_fp_comparison_strategy):
5290 Only enable/disable sahf at function granularity.
5292 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5294 PR rtl-optimization/41064
5295 * reload1.c (reload_as_needed): Don't call extract_insn
5296 for known invalid replacements after calling
5297 validate_replace_rtx_group and verify_changes.
5299 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5302 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5303 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5304 ix86_expand_fp_vcond.
5305 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5306 Assert that operation is supported by ix86_expand_int_vcond.
5307 (vcondu<SSEMODE124C8:mode>): Ditto.
5309 2009-08-13 DJ Delorie <dj@redhat.com>
5311 * config/i386/djgpp-stdint.h: New.
5312 * config.gcc (djgpp): Use it.
5314 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5316 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5317 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5319 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5321 * tree-ssa-loop-prefetch.c
5322 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5323 for long-stride pruning.
5324 (compute_miss_rate): New function to compute the probability
5325 that two memory references access different cache lines.
5327 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5329 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5331 2009-08-13 Richard Guenther <rguenther@suse.de>
5334 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5335 use the constant pointer type.
5336 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5337 of CV qualifiers on the target pointer type.
5338 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5339 conversion check before restrict check.
5341 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5344 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5346 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5348 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5350 2009-08-12 Richard Guenther <rguenther@suse.de>
5352 PR tree-optimization/41011
5353 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5354 and reference constructing.
5356 2009-08-12 Xinliang David Li <davidxl@google.com>
5358 PR tree-optimization/41012
5359 * tree-flow.h : New external interface.
5360 * gimple-low.c (check_call_arg): Change to public function.
5361 Remove argument mismatch check in lowering.
5362 * tree-inline.h (tree_can_inline_p): Interface change.
5363 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5365 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5366 Call change to tree_can_inline_p function.
5367 (cgraph_decide_inlining_incrementally): Ditto.
5369 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5371 PR tree-optimization/41031
5372 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5373 on the partition variable rather than promote_mode on the source
5374 type. Assert that the partition variable's type has the same
5375 mode as the source value's.
5377 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5379 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5380 for for_return == 2.
5381 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5383 * calls.c (expand_call): Fix typo.
5384 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5386 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5388 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5389 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5390 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5391 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5393 2009-08-12 Andrew Haley <aph@redhat.com>
5395 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5397 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5400 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5402 2009-08-12 Richard Guenther <rguenther@suse.de>
5404 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5405 * gimplify.c (gimplify_modify_expr): Do not use
5406 lang_hooks.types_compatible_p.
5407 * tree-ssa.c (useless_type_conversion_p): For aggregates
5408 just return false if the canonical types differ.
5410 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5413 * sese.c (convert_for_phi_arg): New.
5414 (add_guard_exit_phis): Use convert_for_phi_arg.
5416 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5418 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5419 unknown subscript upper bounds.
5421 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5422 Pranav Garg <pranav.garg2107@gmail.com>
5424 * graphite-interchange.c (gather_access_strides): Removed.
5425 (ppl_max_for_le): New.
5426 (build_linearized_memory_access): New.
5427 (memory_stride_in_loop): New.
5428 (pbb_interchange_profitable_p): Reimplemented.
5429 * graphite-ppl.h (ppl_new_id_map): New.
5430 (ppl_interchange): New.
5432 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5434 * graphite-interchange.c (compute_subscript): Removed.
5435 (compute_array_size_cstr): Removed.
5436 (compute_array_size_poly): Removed.
5437 (compute_array_size): Removed.
5438 (gather_access_strides_poly): Removed.
5439 (gather_access_strides): Empty.
5441 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5443 * graphite-dependences.c (dependence_polyhedron_1): Replace
5444 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5445 (graphite_legal_transform_dr): Same.
5446 (graphite_carried_dependence_level_k): Same.
5447 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5448 Initialize PDR_NB_SUBSCRIPTS.
5449 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5451 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5452 (PDR_NB_SUBSCRIPTS): New.
5453 (pdr_nb_subscripts): Removed.
5454 (pdr_dim): Simplified.
5455 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5456 with PDR_NB_SUBSCRIPTS.
5458 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5460 * graphite-interchange.c (compute_array_size): Remove use of
5462 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5463 Do not initialize PDR_DATA_CONTAINER.
5464 (print_pdr): Do not print PDR_DATA_CONTAINER.
5465 * graphite-poly.h (struct poly_dr): Remove data_container field.
5466 (PDR_DATA_CONTAINER): Removed.
5467 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5469 (build_poly_dr): Same.
5471 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5472 Sebastian Pop <sebastian.pop@amd.com>
5474 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5475 copy of the dependence polyhedron. Free the temporary objects.
5476 (graphite_carried_dependence_level_k): Free unused objects before
5479 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5480 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5481 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5482 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5483 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5485 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5487 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5488 Early return without analyzing the data dependences if no
5489 transform has been done. Call restore_scattering if the transform
5491 (graphite-interchange.c): Same.
5492 * graphite-poly.c (print_scattering_function): Test for
5494 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5495 (apply_poly_transforms): Do not gcc_assert that
5496 the transform is legal.
5497 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5498 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5499 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5500 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5501 * graphite-poly.h (struct poly_scattering): New.
5502 (struct poly_bb): Add original, transformed, and saved fields.
5503 Remove transformed_scattering, original_scattering,
5504 nb_local_variables and nb_scattering_transform fields.
5505 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5506 (poly_scattering_new): New.
5507 (poly_scattering_free): New.
5508 (poly_scattering_copy): New.
5509 (store_scattering_pbb): New.
5510 (store_scattering): New.
5511 (restore_scattering_pbb): New.
5512 (restore_scattering): New.
5513 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5514 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5516 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5518 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5521 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5523 * Makefile.in (graphite.o): Depends on PREDICT_H.
5524 * graphite.c: Include predict.h.
5525 (graphite_finalize): Call tree_estimate_probability.
5526 * predict.c (predict_loops): Do not call scev_initialize and
5528 (tree_estimate_probability_bb): New.
5529 (tree_estimate_probability): Do not initialize loops: move that
5530 code to the driver. Call tree_estimate_probability_bb.
5531 (tree_estimate_probability_driver): New.
5532 (pass_profile): Use tree_estimate_probability_driver.
5533 * predict.h (tree_estimate_probability): Declared.
5535 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5537 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5538 * graphite-dependences.c (graphite_legal_transform): Add time to
5539 TV_GRAPHITE_DATA_DEPS.
5540 (dependency_between_pbbs_p): Same.
5541 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5543 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5545 PR rtl-optimization/41033
5546 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5547 aliasing is disabled.
5549 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5551 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5552 si_mask_operand, and_load_operand, low_bitmask_operand,
5553 and_reg_operand, and_operand): New predicates.
5554 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5555 * config/mips/mips.c (and_operands_ok): New function.
5556 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5557 * config/mips/mips.md (move_type): Add ext_ins and logical.
5558 (type): Handle them.
5559 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5560 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5561 shift_shift. Remove commutative constraint modifier.
5562 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5564 (*clear_upper32_dext): Remove define_insn_and_split.
5565 (*clear_upper32): Turn this define_insn_and_split ...
5566 (splitter for ANDing register with 0xffff_ffff): .. into this.
5568 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5570 * combine.c (try_widen_shift_mode): Factor out code to check if an
5571 integer constant is a low-order bitmask from here ...
5572 * rtlanal.c (low_bitmask_len): ... to here.
5573 * rtl.h (low_bitmask_len): Declare.
5575 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5578 * config/alpha/alpha.md (addsi3): Remove expander.
5579 (addsi3): Rename from *addsi3_internal insn pattern.
5580 (subsi3): Remove expander.
5581 (subsi3): Rename from *subsi3_internal insn pattern.
5583 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5585 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5588 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5589 Eric Botcazou <botcazou@adacore.com>
5590 Douglas B Rupp <rupp@gnat.com>
5592 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5593 that records that fit in 64 bits are returned by immediate value,
5594 as required by OpenVMS Calling Standard.
5595 (function_value): Adjust for above modification.
5596 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5597 virtual_incoming_args_rtx as base object, not next_arg.
5598 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5600 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5602 * reload.c (find_reloads_subreg_address): Check the original
5603 req_equiv_mem address to detect the case where an address is
5604 not valid in the outer mode.
5606 2009-08-11 Richard Guenther <rguenther@suse.de>
5609 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5611 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5613 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5614 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5616 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5617 Douglas B Rupp <rupp@gnat.com>
5619 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5620 PT_STACK when frame_pointer_needed on OpenVMS.
5621 (alpha_pv_save_size, alpha_using_fp): Remove.
5622 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5623 with proper processing for PT_NULL.
5624 (alpha_vms_initial_elimination_offset): New function. Support for
5625 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5626 (alpha_sa_size): Force procedure type to PT_STACK when
5627 frame_pointer_needed on OpenVMS.
5628 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5629 (alpha_using_fp): Likewise.
5630 (alpha_vms_can_eliminate): Add prototype.
5631 (alpha_vms_initial_elimination_offset): Likewise.
5632 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5633 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5635 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5636 Douglas B Rupp <rupp@gnat.com>
5638 * config/alpha/alpha.c (common_object_handler): New function.
5639 (vms_attribute_table): Declare a single attribute "common_object".
5640 (vms_output_aligned_decl_common): New global function.
5641 (SECTION_VMS_OVERLAY): Delete.
5642 (SECTION_VMS_GLOBAL): Likewise.
5643 (SECTION_VMS_INITIALIZE): Likewise.
5644 (vms_asm_named_section): Remove support for above flags.
5645 (vms_section_type_flags): Delete.
5646 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5647 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5648 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5649 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5651 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5654 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5655 (sub_ddmmss): Likewise.
5657 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5660 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5663 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5666 * reload1.c (reload_as_needed): Use cancel_changes to completely
5667 undo a failed replacement attempt.
5669 2009-08-10 Richard Guenther <rguenther@suse.de>
5672 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5673 (useless_type_conversion_p): ... here. Require pointer targets
5676 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5679 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5680 loose the original type of the statement list.
5682 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5684 * config/alpha/alpha.c: Include libfuncs.h
5685 (avms_asm_output_extern): New function.
5686 (alpha_init_libfuncs): Init some decc libfuncs.
5687 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5688 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5689 (DO_CRTL_NAMES): Define.
5691 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5692 (LONG_TYPE_SIZE): Define.
5693 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5694 (SUBTARGET_SWITCHES): Define malloc64 switch.
5695 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5696 (MASK_RETURN_ADDR): Define.
5697 doc/invoke.texi (mmalloc64): Document switch.
5699 2009-08-09 Olivier Hainque <hainque@adacore.com>
5700 Douglas B Rupp <rupp@gnat.com>
5702 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5703 uses_condition_handler.
5704 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5705 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5706 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5707 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5708 (code_for_builtin): New insn codes for the new alpha_builtins.
5709 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5710 (alpha_sa_size): Account for uses_condition_handler.
5711 (alpha_expand_prologue): Likewise.
5712 (alpha_start_function): Likewise.
5713 (alpha_expand_epilogue): Likewise.
5714 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5715 establish/revert expanders.
5716 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5717 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5718 New expander, resorting to the alpha.c associated function.
5719 (builtin_revert_vms_condition_handler): Likewise.
5720 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5721 __gcc_shell_handler, the static VMS condition handler used as
5722 an indirection wrapper to the current dynamically established
5724 * config/alpha/vms-unwind.h: Complete rewrite.
5725 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5726 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5728 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5729 Douglas B Rupp <rupp@gnat.com>
5731 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5732 (alpha_need_linkage): Handle aliases. Return function symbol.
5733 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5734 Use ultimate alias target for the linkage name.
5735 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5736 by alpha_need_linkage for the function symbol.
5737 (setmemdi): Likewise.
5739 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5741 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5742 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5743 (ASM_WEAKEN_LABEL): Define.
5744 (CRT_CALL_STATIC_FUNCTION): Define.
5745 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5746 (ENDFILE_SPEC): Define.
5747 (INIT_SECTION_ASM_OP): Define.
5748 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5749 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5751 (MULTILIB_OSDIRNAMES): Define.
5752 (shlib_version): Define.
5753 (SHLIB_EXT): Define.
5754 (SHLIB_OBJS): Define.
5755 (SHLIB_NAME): Define.
5756 (SHLIB_MULTILIB): Define.
5757 (SHLIB_INSTALL): Define.
5758 (SHLIB_SYMVEC): Define.
5759 (SHLIB_SYMVECX2): Define.
5760 (SHLIB_LINK): Define.
5762 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5764 * config/alpha/alpha.c (alpha_initialize_trampoline):
5765 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5766 (alpha_start_function): Emit transfer address on nested functions
5767 for VMS trampoline call.
5768 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5769 since no longer used.
5770 * config/alpha/vms-tramp.asm: Remove.
5771 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5772 since now only data initialized at runtime.
5774 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5776 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5777 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5778 (MD_EXEC_PREFIX): Remove, no longer used.
5779 (MD_STARTFILE_PREFIX): Likewise.
5780 (INCLUDE_DEFAULTS): Likewise.
5781 * config/alpha/t-vms:
5782 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5784 2009-08-09 Richard Guenther <rguenther@suse.de>
5786 PR tree-optimization/41016
5787 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5788 (operand_precision): Remove.
5789 (integral_operand_p): Likewise.
5790 (recognize_single_bit_test): Adjust.
5792 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5794 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5795 operation overflows. Likewise non-cast unary arithmetic.
5796 If one arm of a conditional expression is always taken,
5797 inhibit evaluation warnings for the other arm. Likewise inhibit
5798 evaluation warnings for the second && or || operand if the first
5799 operand is enough to determine the result.
5800 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5802 (build_binary_op): Prevent duplicate evaluation warnings.
5804 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5806 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5807 and destination have different modes, Use promote_mode to
5808 determine the signedness of the conversion. Assert that the
5809 promoted source mode matches the destination mode. Don't pass
5810 the destination and destination mode to expand_expr if the source
5811 mode is different. Simplify conversion logic.
5813 2009-08-09 Ira Rosen <irar@il.ibm.com>
5815 PR tree-optimization/41008
5816 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5817 from condition only in case it's a comparison. Adjust checks.
5819 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5821 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5822 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5823 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5824 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5825 (dump_cand): Handle them.
5826 (struct iv_cand): New members COST_STEP and AINC_USE.
5827 (stmt_after_increment): Likewise.
5828 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5829 callers changed. Use gimple_uid comparison instead of scanning.
5830 (add_candidate_1): When looking for identical candidates, take
5831 AINC_USE into account. Set it for new candidates.
5832 (force_expr_to_var_cost): Cast target_spill_cost to int.
5833 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5834 All callers changed. Check for availability of autoinc addressing
5835 modes, both in general for a given mode, and in the specific use case.
5836 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5838 (get_computation_cost): Likewise.
5839 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5840 add_autoinc_candidates): New static functions.
5841 (add_candidate): Call add_autoinc_candidates for candidates based on
5843 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5844 (determine_use_iv_cost_address): If we have an autoinc candidate at
5845 the matching use, verify autoinc is possible and subtract the cost
5846 of the candidate's step from the cost.
5847 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5848 member of the candidate.
5849 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5850 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5852 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5854 * config.build (ia64-hp-*vms*): New target.
5855 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5857 * config.gcc (ia64-hp-*vms*): New target.
5858 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5860 * config.host (ia64-hp-*vms*): New target.
5861 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5864 2009-08-08 Richard Guenther <rguenther@suse.de>
5866 PR tree-optimization/40991
5867 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5869 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5871 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5872 mode check. Do truncations in an integer mode.
5873 (force_to_mode): Handle subregs for all mode types. Only do
5874 arithmetic simplifications on integer modes.
5876 2009-08-07 Richard Guenther <rguenther@suse.de>
5878 PR tree-optimization/40999
5879 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5880 (maybe_fold_reference): Lookup constant initializers.
5881 (fold_gimple_assign): Likewise.
5883 2009-08-07 Richard Guenther <rguenther@suse.de>
5885 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5886 that require structural equality defer to the langhook.
5888 2009-08-07 Martin Jambor <mjambor@suse.cz>
5890 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5892 (struct ipa_pass_through_data): New type.
5893 (struct ipa_ancestor_jf_data): New type.
5894 (union jump_func_value): Removed field formal_id, added fields
5895 pass_through and ancestor.
5896 (struct ipa_param_call_note): Changed type of formal_id to int from
5898 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5899 operations jump functions and ancestor jump functions.
5900 (compute_complex_pass_through): New function.
5901 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5902 reflect changes in the jump function strucutre.
5903 (update_jump_functions_after_inlining): Ignore complex pass-through
5904 and ancestor jump functions.
5905 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5906 polynomial pass-through with operation jump functions.
5908 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5910 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5911 fde->dw_fde_begin as begin label instead of hot/cold label.
5912 Use LLSDAC label instead of LLSDA for second section lsda.
5913 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5914 label instead of LLSDA if it is true.
5915 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5917 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5918 SECTION argument. Use it as index into crtl->eh.call_site_record
5920 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5921 use it to determine how to print table entries instead of using
5922 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5923 label instead of normal begin label as base.
5924 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5925 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5926 ensure no EH range spans between sections and that landing pads
5927 are always in the corresponding section.
5928 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5929 for crtl->eh.call_site_record being an array rather than scalar.
5930 (output_one_function_exception_table): New function, copied
5931 from output_function_exception_table. Adjust
5932 dw2_size_of_call_site_table, dw2_output_call_site_table
5933 callers. For SECOND section use *C suffixed labels.
5934 (output_function_exception_table): Call
5935 output_one_function_exception_table and, when doing hot/cold
5936 partitioning, also another time for the second section.
5937 * opts.c: Include except.h.
5938 (decode_options): Allow -freorder-blocks-and-partition with
5939 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5940 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5941 * function.h (struct rtl_eh): Change call_site_record from
5942 scalar into array of 2 elements.
5944 2009-08-07 Martin Jambor <mjambor@suse.cz>
5946 * ipa-prop.c (count_formal_params_1): New function.
5947 (ipa_get_vector_of_formal_parms): New function.
5948 (get_vector_of_formal_parm_types): New function.
5949 (ipa_modify_formal_parameters): New function.
5950 (ipa_modify_call_arguments): New function.
5951 (index_in_adjustments_multiple_times_p): New function.
5952 (ipa_combine_adjustments): New function.
5953 (ipa_dump_param_adjustments): New function.
5954 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5955 (ipa_get_vector_of_formal_parms): Declare.
5956 (ipa_modify_formal_parameters): Declare.
5957 (ipa_modify_call_arguments): Declare.
5958 (ipa_combine_adjustments): Declare.
5959 (ipa_dump_param_adjustments): Declare.
5960 (build_ref_for_offset): Declare.
5961 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5962 * tree-sra.c: Include ipa-prop.c.
5963 (build_ref_for_offset): Make public.
5965 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5967 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5969 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5971 * gcc/doc/extend.texi (__builtin_extract_return_address)
5972 (__builtin_frob_return_address): Document.
5974 2009-08-06 Paul Brook <paul@codesourcery.com>
5976 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5977 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5978 implementation on ARMv6-M.
5980 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5982 * doc/extend.texi (pcs): Document new attribute for ARM.
5984 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5986 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5989 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5991 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5994 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5996 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5998 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6000 Merge ARM/hard_vfp_branch to trunk.
6002 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6004 * arm.c (libcall_eq): New function.
6005 (libcall_hash): New function.
6006 (add_libcall): New function.
6007 (arm_libcall_uses_aapcs_base): New function.
6008 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6009 libcalls using the base PCS.
6010 (arm_init_cumulative_args): Likewise.
6012 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6014 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6015 Use base ABI for conversion libfuncs between HFmode and SFmode.
6017 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6019 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6020 V4SImode as representatives of all 64-bit and 128-bit vector
6021 types. Allow vector types without vector modes.
6022 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6023 without vector modes like BLKmode.
6024 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6025 BLKmode. Avoid unsupported vector modes or TImode moves for
6027 (aapcs_vfp_allocate_return_reg): Likewise.
6028 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6029 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6031 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6033 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6034 (arm_get_pcs_model): Pass attribute arguments to
6035 arm_pcs_from_attribute.
6036 (arm_init_cumulative_args): Use base AAPCS for conversions from
6037 floating-point types to DImode.
6038 (arm_attribute_table): Add pcs attribute.
6039 (arm_handle_pcs_attribute): New.
6040 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6041 conversions from floating-point types to DImode, also declare them
6042 to use base AAPCS and declare functions they call to use base
6043 AAPCS and their RTABI names.
6045 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6047 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6048 -mfloat-abi=hard not being supported for VFP.
6050 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6052 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6053 SYMBOL_REF to hard_libcall_value.
6055 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6056 Richard Earnshaw <rearnsha@arm.com>
6058 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6059 has been put on the stack, all remaining co-processory arguments for
6060 that co-processor also go on the stack.
6062 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6064 * config/arm/arm.c (arm_return_in_memory): Handle returning
6065 vectors of suitable size in registers also for AAPCS case.
6067 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6069 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6071 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6073 ARM Hard-VFP calling convention
6074 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6075 * target.h (gcc_target): Add libcall_value to table of call hooks.
6076 * targhooks.h (default_libcall_value): Default implementation.
6077 * targhooks.c (default_libcall_value): Likewise.
6078 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6079 * optabs.c (expand_unop): Use it.
6080 * expr.h (hard_libcall_value): Pass the function RTX through.
6081 * calls.c (emit_library_call_value_1): Update call to
6083 * explow.c (hard_libcall_value): Use new target hook.
6084 * testsuite/lib/target-supports.exp
6085 (check_effective_target_arm_hard_vfp_ok): New hook.
6086 (check_effective_target_arm_neon_ok): Improve test for neon
6088 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6089 * config/arm/arm.c: Include cgraph.h
6090 (TARGET_FUNCTION_VALUE): Override default hook.
6091 (arm_pcs_default): New variable.
6092 (arm_override_options): Don't fault hard calling convention with VFP.
6093 Add support for AAPCS variants.
6094 (arm_function_value): Make static. Handle AAPCS variants.
6095 (arm_libcall_value): New function.
6096 (arm_apply_result_size): Handle VFP registers in results.
6097 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6099 (pcs_attribute_args): New variable.
6100 (arm_pcs_from_attribute): New function.
6101 (arm_get_pcs_model): New function.
6102 (aapcs_vfp_cum_init): New function.
6103 (aapcs_vfp_sub_candidate): New function.
6104 (aapcs_vfp_is_return_candidate): New function.
6105 (aapcs_vfp_is_call_candidate): New function.
6106 (aapcs_vfp_allocate): New function.
6107 (aapcs_vfp_allocate_return_reg): New function.
6108 (aapcs_vfp_advance): New function.
6109 (aapcs_cp_arg_layout): New variable.
6110 (aapcs_select_call_coproc): New function.
6111 (aapcs_select_return_coproc): New function.
6112 (aapcs_allocate_return_reg): New function.
6113 (aapcs_libcall_value): New function.
6114 (aapcs_layout_arg): New function.
6115 (arm_init_cumulative_args): Initialize AAPCS args data.
6116 (arm_function_arg): Handle AAPCS variants using new interface.
6117 (arm_arg_parital_bytes): Likewise.
6118 (arm_function_arg_advance): New function.
6119 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6120 calling conventions.
6121 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6122 * arm.h (NUM_VFP_ARG_REGS): Define.
6123 (LIBCALL_VALUE): Update.
6124 (FUNCTION_VALUE): Delete.
6125 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6126 (arm_pcs): New enum.
6127 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6128 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6129 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6130 * arm-protos.h (arm_function_arg_advance): Add.
6131 (aapcs_libcall_value): Add.
6132 (arm_function_value): Delete.
6134 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6135 H.J. Lu <hongjiu.lu@intel.com>
6138 * config/i386/i386.c (standard_sse_mode_p): Remove.
6139 (standard_sse_constant_p): Return 2 for integer mode
6140 vector_all_ones_operand when SSE2 is enabled.
6141 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6142 (ix86_expand_vector_move): Do not check for negative values from
6143 standard_sse_constant_p.
6145 2009-08-06 Richard Guenther <rguenther@suse.de>
6147 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6148 array type comparisons frontend independent.
6149 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6150 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6151 out array reference lower bound and element size operands.
6152 (ao_ref_init_from_vn_reference): Properly compute the offset
6153 for ARRAY_RANGE_REF.
6154 (vn_reference_fold_indirect): Fill out array reference lower
6155 bound and element size operands.
6156 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6157 a non gimple valued reference operand which can happen for
6158 array reference lower bound or element size.
6159 (create_component_ref_by_pieces_1): Properly generate the
6160 element size operand for array references.
6162 2009-08-06 Richard Guenther <rguenther@suse.de>
6164 PR tree-optimization/40964
6165 * tree.c (iterative_hash_host_wide_int): Export.
6166 * tree.h (iterative_hash_host_wide_int): Declare.
6167 * tree-ssa-structalias.c (heapvar_map): New struct.
6168 (heapvar_map_eq): New function.
6169 (heapvar_map_hash): Likewise.
6170 (heapvar_lookup): Adjust.
6171 (heapvar_insert): Likewise.
6172 (make_constraint_from_heapvar): Allow multiple heap variables
6173 per decl at different offsets.
6174 (init_alias_heapvars): Adjust.
6176 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6178 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6179 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6180 trailing sync if TARGET_SYNC_AFTER_SC.
6182 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6184 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6185 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6186 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6187 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6188 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6189 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6190 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6191 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6192 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6193 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6194 the prototype declaration match the definition.
6195 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6196 instructions explicitly. Add barrier_before and operands
6198 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6199 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6200 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6201 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6202 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6203 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6205 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6207 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6209 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6210 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6213 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6216 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6218 PR rtl-optimization/40924
6219 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6220 make sure canon_rtx (mem_address) isn't simpler than
6221 canon_rtx (expanded_mem_address).
6223 2009-08-05 Li Feng <nemokingdom@gmail.com>
6225 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6227 (build_scop_drs): Build alias set for each SCoP.
6229 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6231 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6232 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6233 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6234 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6235 (BASE_DRIVER_SELF_SPECS): Likewise.
6237 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6239 * tree-ssa-alias.c: Fix some comment typos.
6241 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6243 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6244 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6246 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6249 * simplify-rtx.c (simplify_binary_operation_1): Disable
6250 simplifications for decimal float operations.
6252 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6255 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6256 operand of INDIRECT_REF.
6258 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6260 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6261 constants referencing TLS symbols.
6263 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6265 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6266 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6268 2009-08-03 Richard Guenther <rguenther@suse.de>
6270 * tree.c (make_vector_type): Build a main variant first,
6271 get the canonical one and then build the variant.
6272 * tree-ssa.c (useless_type_conversion_p_1): Handle
6274 (useless_type_conversion_p): Conversions to pointers to
6275 incomplete record types are useless.
6277 2009-08-03 Richard Guenther <rguenther@suse.de>
6279 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6280 file will be created.
6281 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6282 * toplev.c (compile_file): Adjust comment.
6284 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6286 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6287 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6288 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6289 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6290 (sh_promote_function_mode): Fix typo.
6292 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6294 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6296 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6298 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6299 declaration arguments.
6301 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6303 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6304 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6305 (ix86_split_ashl): Ditto.
6306 (ix86_expand_vector_init_one_nonzero): Ditto.
6307 (ix86_expand_vector_set): Ditto.
6308 (ix86_expand_reduc_v4sf): Ditto.
6310 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6312 * explow.c (promote_function_mode): Remove assert.
6313 * config/sh/sh.c (sh_promote_function_mode): Declare.
6315 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6317 * config/pa/pa.c (pa_promote_function_mode): Declare.
6318 Change to static. Fix promote_mode call.
6320 * gthr-dce.h (CONST_CAST2): Define if not defined.
6321 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6323 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6325 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6327 * expr.c (store_constructor): Use promote_decl_mode. Remove
6328 now write-only variable unsignedp.
6329 (expand_expr_real_1): Use promote_decl_mode.
6330 * expr.h (promote_function_mode, promote_decl_mode): New.
6331 (promote_mode): Remove last argument.
6332 * function.c (assign_temp): Drop last argument of promote_mode.
6333 (assign_parm_find_data_types): Use promote_function_mode.
6334 (assign_parm_setup_reg): Likewise.
6335 (expand_function_end): Use promote_function_mode.
6336 * calls.c (initialize_argument_information): Use promote_function_mode.
6337 (precompute_arguments): Use promote_mode instead of checking if
6338 only PROMOTE_FUNCTION_MODE is defined.
6339 (expand_call): When making sibcall decisions, use promote_function_mode.
6340 Below, remove an if for targetm.calls.promote_function_return and
6341 and use promote_function_mode.
6342 (emit_library_call_value_1): Use promote_function_mode, fix bug
6343 where promote_mode was passed FOR_CALL == 0 for a return value in an
6345 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6346 * explow.c (promote_function_mode, promote_decl_mode): New.
6347 (promote_mode): Keep only the FOR_CALL == 0 case.
6348 * combine.c (setup_incoming_promotion): Remove test of
6349 promote_function_args. Use promote_function_mode.
6350 * stmt.c (expand_value_return): Use promote_decl_mode.
6351 (expand_decl): Use promote_decl_mode.
6353 * expr.c (store_constructor): Use promote_decl_mode. Remove
6354 now write-only variable unsignedp.
6355 (expand_expr_real_1): Use promote_decl_mode.
6356 * expr.h (promote_function_mode, promote_decl_mode): New.
6357 (promote_mode): Remove last argument.
6358 * function.c (assign_temp): Drop last argument of promote_mode.
6359 (assign_parm_find_data_types): Use promote_function_mode.
6360 (assign_parm_setup_reg): Likewise.
6361 (expand_function_end): Use promote_function_mode.
6362 * calls.c (initialize_argument_information): Use promote_function_mode.
6363 (precompute_arguments): Use promote_mode instead of checking if
6364 only PROMOTE_FUNCTION_MODE is defined.
6365 (expand_call): When making sibcall decisions, use promote_function_mode.
6366 Below, remove an if for targetm.calls.promote_function_return and
6367 and use promote_function_mode.
6368 (emit_library_call_value_1): Use promote_function_mode, fix bug
6369 where promote_mode was passed FOR_CALL == 0 for a return value in an
6371 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6372 * explow.c (promote_function_mode, promote_decl_mode): New.
6373 (promote_mode): Keep only the FOR_CALL == 0 case.
6374 * combine.c (setup_incoming_promotion): Remove test of
6375 promote_function_args. Use promote_function_mode.
6376 * stmt.c (expand_value_return): Use promote_decl_mode.
6377 (expand_decl): Use promote_decl_mode.
6379 * explow.c (promote_function_mode): Just call the target hook.
6380 * targhooks.c (default_promote_function_mode,
6381 default_promote_function_mode_always_promote): New.
6382 * targhooks.h (default_promote_function_mode,
6383 default_promote_function_mode_always_promote): Declare.
6384 * target.h (promote_function_args, promote_function_return): Remove.
6385 (promote_function_mode): New.
6386 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6387 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6388 (TARGET_PROMOTE_FUNCTION_MODE): New.
6389 (TARGET_CALLS): Adjust.
6390 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6391 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6393 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6394 * config/s390/s390.c (s390_promote_function_mode): ... here,
6395 with pointer handling.
6396 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6397 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6399 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6400 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6401 with pointer handling.
6402 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6403 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6405 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6406 * config/sh/sh.c (sh_promote_function_mode): New.
6407 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6408 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6410 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6411 * config/cris/cris.c (cris_promote_function_mode): ... here.
6412 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6413 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6415 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6416 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6417 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6418 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6420 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6421 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6422 complex type handling.
6423 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6424 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6426 * config/pa/pa.c (pa_promote_function_mode): New.
6427 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6428 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6430 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6431 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6432 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6433 * config/xtensa/xtensa.c: Likewise.
6434 * config/stormy16/stormy16.c: Likewise.
6435 * config/iq2000/iq2000.c: Likewise.
6436 * config/rs6000/rs6000.c: Likewise.
6437 * config/picochip/picochip.c: Likewise.
6438 * config/arc/arc.c: Likewise.
6439 * config/mcore/mcore.c: Likewise.
6440 * config/score/score.c: Likewise.
6441 * config/mips/mips.c: Likewise.
6442 * config/bfin/bfin.c: Likewise.
6443 * config/ia64/ia64.c: Likewise (disabled though).
6445 * config/frv/frv.h: Remove pointless remark.
6447 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6448 TARGET_PROMOTE_FUNCTION_ARGS,
6449 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6450 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6452 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6454 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6455 -floop-parallelize-all.
6456 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6457 flag_loop_parallelize_all.
6458 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6459 * graphite.c (graphite_transform_loops): Same.
6461 * graphite-poly.c (apply_poly_transforms): Same.
6463 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6465 PR tree-optimization/40914
6466 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6467 if set, then check the delta field of the PMF record.
6468 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6469 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6470 call is stored in the delta.
6472 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6474 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6476 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6478 * config/i386/bsd.h (ASM_BYTE): New define.
6479 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6480 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6481 .byte. Use fputs or putc instead of fprintf where appropriate.
6482 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6483 fputs or putc instead of fprintf where appropriate.
6484 * config/i386/i386elf.h: Ditto.
6485 * config/i386/sysv4.h: Ditto.
6487 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6488 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6489 (*tls_global_dynamic_64): Ditto.
6491 2009-07-31 Christian Bruel <christian.bruel@st.com>
6493 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6495 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6497 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6498 Remove dead code for MINUS.
6500 2009-07-31 Anthony Green <green@moxielogic.com>
6502 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6504 (moxie_expand_epilogue): Ditto for epilogue.
6505 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6507 (moxie_function_arg): Ditto.
6508 (moxie_pass_by_reference): Ditto.
6509 (moxie_arg_partial_bytes): Ditto.
6510 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6511 (FUNCTION_ARG_ADVANCE) Ditto.
6512 (REG_PARM_STACK_SPACE) Ditto.
6513 (FUNCTION_ARG_REGNO_P) Dito.
6515 * config.gcc: Add moxie linux config support.
6516 * gcc/config/moxie/uclinux.h: New file.
6518 2009-07-31 DJ Delorie <dj@redhat.com>
6520 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6521 (UNSPECV_SP_SWITCH_E): New.
6522 (sp_switch_1): Change to an unspec.
6523 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6525 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6526 reference the new stack's address
6528 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6530 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6531 graphite-clast-to-gimple.o, graphite-dependences.o,
6532 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6533 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6534 (graphite-blocking.o,
6535 graphite-clast-to-gimple.o, graphite-dependences.o,
6536 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6537 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6538 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6539 * cfgloop.h (struct loop): Add can_be_parallel field.
6540 * common.opt (fgraphite-identity): Moved up.
6541 (fgraphite-force-parallel): New flag.
6542 * graphite.c: Rewrite.
6543 * graphite.h: Rewrite.
6544 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6546 * toplev.c (graphite_out_file): New file descriptor.
6547 (graphite_in_file): New.
6548 (process_options): flag_graphite_force_parallel cannot be used without
6550 * tree-ssa-loop.c: Include toplev.h.
6551 (gate_graphite_transforms): Enable flag_graphite for
6552 flag_graphite_force_parallel.
6554 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6556 * ChangeLog.graphite: New.
6557 * graphite-blocking.c: New.
6558 * graphite-clast-to-gimple.c: New.
6559 * graphite-clast-to-gimple.h: New.
6560 * graphite-dependences.c: New.
6561 * graphite-dependences.h: New.
6562 * graphite-interchange.c: New.
6563 * graphite-poly.c: New.
6564 * graphite-poly.h: New.
6565 * graphite-ppl.c: New.
6566 * graphite-ppl.h: New.
6567 * graphite-scop-detection.c: New.
6568 * graphite-scop-detection.h: New.
6569 * graphite-sese-to-poly.c: New.
6570 * graphite-sese-to-poly.h: New.
6574 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6576 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6577 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6579 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6581 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6582 (scev_is_linear_expression): Return false if the evolution is not
6583 affine multivariate.
6585 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6587 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6588 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6590 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6592 * tree-data-ref.c (debug_data_references): New.
6593 (debug_data_reference): New.
6594 * tree-data-ref.h (debug_data_references): Declared.
6595 (debug_data_reference): Declared.
6597 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6599 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6600 * tree-data-ref.h (scop_p): Removed.
6601 (struct data_reference): Remove field scop.
6603 (stmt_simple_memref_p): Removed.
6605 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6607 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6608 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6611 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6613 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6615 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6617 * doc/invoke.texi (-fgraphite-identity): Documented.
6619 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6621 * tree-scalar-evolution.c: Fix comment.
6622 (instantiate_scev_1): Return unknow from scev instantiation if the
6623 result is not above instantiate_below.
6625 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6627 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6628 static anymore. Instantiate the symbols that may have been introduced
6630 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6633 2009-07-30 DJ Delorie <dj@redhat.com>
6635 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6636 .vliw directive to VLIW sections.
6638 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6640 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6642 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6643 (AUTOHEADER): New variable.
6644 ($(srcdir)/cstamp-h.in): Use it.
6646 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6647 Pat Haugen <pthaugen@us.ibm.com>
6648 Revital Eres <ERES@il.ibm.com>
6650 * config/rs6000/vector.md (VEC_F): Add VSX support.
6654 (vector_load_<mode>): Ditto.
6655 (vector_store_<mode>): Ditto.
6656 (vector GPR move split): Ditto.
6657 (vec_reload_and_plus_<mptrsize>): Ditto.
6658 (vec_reload_and_reg_<mptrsize>): Ditto.
6659 (add<mode>3): Ditto.
6660 (sub<mode>3): Ditto.
6661 (mul<mode>3): Ditto.
6662 (neg<mode>2): Ditto.
6663 (abs<mode>2): Ditto.
6664 (smin<mode>3): Ditto.
6665 (smax<mode>3): Ditto.
6666 (vector_eq<mode>): Ditto.
6667 (vector_gt<mode>): Ditto.
6668 (vector_ge<mode>): Ditto.
6669 (vector_gtu<mode>): Ditto.
6670 (vector_select_<mode>_uns): Ditto.
6671 (vector_eq_<mode>_p): Ditto.
6672 (vector_gt_<mode>_p): Ditto.
6673 (vector_ge_<mode>_p): Ditto.
6674 (vector_gtu_<mode>_p): Ditto.
6675 (cr6_test_for_zero): Ditto.
6676 (cr6_test_for_zero_reverse): Ditto.
6677 (cr6_test_for_lt): Ditto.
6678 (cr6_test_for_lt_reverse): Ditto.
6679 (xor<mode>3): Ditto.
6680 (ior<mode>3): Ditto.
6681 (and<mode>3): Ditto.
6682 (one_cmpl<mode>2): Ditto.
6683 (nor<mode>2): Ditto.
6684 (andc<mode>2): Ditto.
6685 (float<VEC_int<mode>2): Ditto.
6686 (unsigned_float<VEC_int><mode>2): Ditto.
6687 (fix_trunc<mode><VEC_int>2): Ditto.
6688 (fixuns_trunc<mode><VEC_int>2): Ditto.
6690 (vec_set<mode>): Ditto.
6691 (vec_extract<mode>): Ditto.
6692 (vec_interleave_highv4sf): Ditto.
6693 (vec_interleave_lowv4sf): Ditto.
6694 (vec_realign_load_<mode>): Ditto.
6695 (vec_shl_<mode>): Ditto.
6696 (vec_shr_<mode>): Ditto.
6697 (div<mode>3): New patterns for VSX.
6698 (vec_interleave_highv2df): Ditto.
6699 (vec_interleave_lowv2df): Ditto.
6700 (vec_pack_trunc_v2df): Ditto.
6701 (vec_pack_sfix_trunc_v2df): Ditto.
6702 (vec_pack_ufix_trunc_v2df): Ditto.
6703 (vec_unpacks_hi_v4sf): Ditto.
6704 (vec_unpacks_lo_v4sf): Ditto.
6705 (vec_unpacks_float_hi_v4si): Ditto.
6706 (vec_unpacks_float_lo_v4si): Ditto.
6707 (vec_unpacku_float_hi_v4si): Ditto.
6708 (vec_unpacku_float_lo_v4si): Ditto.
6709 (movmisalign<mode>): Ditto.
6710 (vector_ceil<mode>2): New patterns for vectorizing math library.
6711 (vector_floor<mode>2): Ditto.
6712 (vector_btrunc<mode>2): Ditto.
6713 (vector_copysign<mode>3): Ditto.
6715 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6716 predicate for setting the high bit in each word, used for copysign.
6718 * config/rs6000/ppc-asm.h (f19): Whitespace.
6719 (f32-f63): Define if VSX.
6720 (v0-v31): Define if Altivec.
6721 (vs0-vs63): Define if VSX.
6723 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6725 * config/rs6000/power7.md: New file, provide tuning parameters for
6728 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6729 (rs6000_cpu_cpp_builtins): Ditto.
6730 (altivec_overloaded_builtins): Ditto.
6731 (altivec_resolve_overloaded_builtin): Ditto.
6733 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6734 debug switch to disable vectorizing simple math builtin
6737 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6738 Vectorize simple math builtin functions.
6739 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6740 hook to vectorize math builtins.
6741 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6742 (rs6000_builtin_conversion): Add VSX/power7 support.
6743 (rs6000_builtin_vec_perm): Ditto.
6744 (vsplits_constant): Add support for loading up a vector constant
6745 with just the high bit set in each part.
6746 (rs6000_expand_vector_init): Add VSX/power7 support.
6747 (rs6000_expand_vector_set): Ditto.
6748 (rs6000_expand_vector_extract): Ditto.
6749 (rs6000_emit_move): Ditto.
6750 (bdesc_3arg): Ditto.
6751 (bdesc_2arg): Ditto.
6752 (bdesc_1arg): Ditto.
6753 (rs6000_expand_ternop_builtin): Ditto.
6754 (altivec_expand_builtin): Ditto.
6755 (rs6000_expand_unop_builtin): Ditto.
6756 (rs6000_init_builtins): Ditto.
6757 (altivec_init_builtins): Ditto.
6758 (builtin_function_type): Ditto.
6759 (rs6000_common_init_builtins): Ditto.
6760 (rs6000_handle_altivec_attribute); Ditto.
6761 (rs6000_mangle_type): Ditto.
6762 (rs6000_vector_mode_supported_p): Ditto.
6763 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6766 * config/rs6000/vsx.md: New file for VSX support.
6768 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6769 identifing values with just the most significant bit set.
6770 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6771 vectorized builtins.
6773 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6774 (UNSPEC_VRFIM): Delete.
6775 (splitter for loading up vector with most significant bit): New
6776 splitter for vectorizing copysign.
6777 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6778 vectorizing simple math functions.
6779 (altivec_vrfip): Add support for vectorizing simple math functions.
6780 (altivec_vrfim): Ditto.
6781 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6783 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6784 (power7.md, vsx.md): Include for power7 support.
6785 (copysigndf3): Use VSX instructions if -mvsx.
6786 (negdf2_fpr): Ditto.
6787 (absdf2_fpr): Ditto.
6788 (nabsdf2_fpr): Ditto.
6789 (adddf3_fpr): Ditto.
6790 (subdf3_fpr): Ditto.
6791 (muldf3_fpr): Ditto.
6792 (divdf3_fpr): Ditto.
6793 (fix_truncdfdi2_fpr): Ditto.
6794 (cmpdf_internal1): Ditto.
6795 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6796 (btruncdf2, btruncdf2_fpr): Ditto.
6797 (ceildf2, ceildf2_fpr): Ditto.
6798 (floordf2, floordf2_fpr): Ditto.
6799 (floatdidf2, floatdidf2_fpr): Ditto.
6800 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6801 (fmsubdf4_fpr): Ditto.
6802 (fnmadddf4_fpr_1): Ditto.
6803 (fnmadddf4_fpr_2): Ditto.
6804 (fnmsubdf4_fpr_1): Ditto.
6805 (fnmsubdf4_fpr_2): Ditto.
6806 (fixuns_truncdfdi2): Add expander for VSX support.
6807 (fix_truncdfdi2): Ditto.
6808 (fix_truncdfsi2): Ditto.
6810 (btruncsf2): Whitespace.
6811 (movdf_hardfloat32): Add support for VSX registers.
6812 (movdf_softfloat32): Ditto.
6813 (movdf_hardfloat64): Ditto.
6814 (movdf_hardfloat64_mfpgpr): Ditto.
6815 (movdf_softfloat64): Ditto.
6816 (movti splitters): Add check for vector registers supporting
6817 TImode in the future.
6818 (bpermd): Add power7 bpermd instruction.
6820 * config/rs6000/altivec.h (vec_div): Define if VSX.
6824 (vec_nearbyint): Ditto.
6827 (all predicates): Use the generic builtin function, and not the V4SF
6828 specific function so that the predicates will work with VSX's V2DF.
6832 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6833 Document new VSX functions and types.
6835 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6838 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6839 "wa", and "j" constraints. Modify "v" to talk about Altivec
6840 instead of just vector.
6842 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6845 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6846 location for phi arguments.
6847 (rewrite_update_phi_arguments): Find locations for reaching defs.
6848 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6849 Add location to add_phi_arg calls.
6850 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6851 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6852 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6853 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6854 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6855 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6856 * tree-phinodes.c (make_phi_node): Initialize location.
6857 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6858 (add_phi_arg): Add location parameter.
6859 (remove_phi_arg_num): Move location when moving phi argument.
6860 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6862 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6863 slpeel_update_phi_nodes_for_guard1,
6864 slpeel_update_phi_nodes_for_guard2,
6865 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6866 vect_loop_versioning): Set locations.
6867 * tree-parloops.c (create_phi_for_local_result,
6868 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6869 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6870 * tree-vect-loop.c (get_initial_def_for_induction,
6871 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6873 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6874 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6875 (gimple_phi_arg_set_location): New. Set locus.
6876 (gimple_phi_arg_has_location): New. Check for locus.
6877 (redirect_edge_var_map_location): New. Return locus from var_map.
6878 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6879 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6880 combining PHI arguments.
6881 (cond_store_replacement): Set location.
6882 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6883 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6884 scop_add_exit_phis_edge): Add locations.
6885 * tree-cfgcleanup.c (remove_forwarder_block,
6886 remove_forwarder_block_with_phi): Add locations.
6887 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6888 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6890 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6891 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6892 flush_pending_stmts): Add source location.
6893 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6894 stack to preserve locations.
6895 * tree-vect-stmts.c (vectorizable_load): Add location.
6896 * tree-inline.c (copy_phis_for_bb): Copy locus.
6897 (setup_one_parameter): Add call locus to inlined parameter stmts.
6898 (initialize_inlined_parameters): Pass in call location as parameter
6900 (tree_function_versioning): Pass location to setup_one_parameter.
6901 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6902 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6903 copy and edge lists.
6904 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6905 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6906 locus parameter and override the stmt default if provided.
6907 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6908 elim_graph_add_edge, elim_graph_remove_succ_edge,
6909 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6910 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6911 eliminate_phi): Add locus info in elimination graph for each edge and
6913 (insert_backedge_copies): Copy locus if present.
6914 * tree-flow.h (struct _edge_var_map): Add locus field.
6915 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6916 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6917 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6919 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6921 2009-07-30 Martin Jambor <mjambor@suse.cz>
6923 PR tree-optimization/40570
6924 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6927 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6929 * ssa-loop-manip.c: Include langhooks.h.
6930 (rewrite_phi_with_iv): New.
6931 (rewrite_all_phi_nodes_with_iv): New.
6932 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6933 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6934 * tree-parloops.c (loop_parallel_p): Move out all conditions
6935 except dependency check.
6936 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6937 (gen_parallel_loop): Call canonicalize_loop_ivs without
6938 reduction_list argument.
6939 (build_new_reduction): New.
6940 (gather_scalar_reductions): New.
6941 (try_get_loop_niter): New.
6942 (try_create_reduction_list): New.
6943 (parallleize_loops): Change the parallel conditions check.
6944 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6945 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6947 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6949 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6951 * doc/options.texi (Option properties): Mention new quoting syntax.
6953 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6955 * config/alpha/alpha.c (alpha_start_function):
6956 Handle VMS_DEBUG_MAIN_POINTER
6957 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6958 * doc/invoke.texi: Document -mdebug-main switch.
6960 2009-07-29 Richard Henderson <rth@redhat.com>
6962 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6963 (cgraph_create_edge_including_clones): Likewise.
6964 * tree-inline.c (copy_bb): Operate on the correct edges
6965 when updating the callgraph.
6967 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6969 * config/alpha/vms-cc.c: Deleted.
6970 * config/alpha/vms-ld.c: Deleted.
6971 * config/alpha/t-vms64: Moved to config/vms
6972 * config/alpha/vms-crt0-64.c: Moved to config/vms
6973 * config/alpha/vms-crt0.c: Moved to config/vms
6974 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6975 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6976 * config/alpha/xm-vms.h: Moved to config/vms
6977 * config/alpha/x-vms: Moved to config/vms
6978 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6980 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6981 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6983 * config/vms/t-vms64: Moved here from config/alpha
6984 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6985 (argc,argv,envp): Enforce 32bit malloc'ing.
6986 * config/vms/vms-psxcrt0-64.c: Likewise.
6987 * config/vms/vms-crt0.c: Moved here from config/alpha.
6988 * config/vms/vms-psxcrt0.c: Likewise.
6989 * config/vms/vms-crtl-64.h: New file.
6990 * config/vms/vms-crtl.h: New file.
6991 * config/vms/vms.opt: New file.
6992 * config/vms/xm-vms64.h: New file.
6993 * config/vms/xm-vms.h: Moved here from config/alpha.
6994 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6996 * config/vms/x-vms: Moved here from config/alpha.
6997 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6998 (vms-ld.o, vms-cc.o): Removed.
6999 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7001 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7003 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7004 correct stack (obvious VMS fix).
7006 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7008 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7009 date, version info if VMS_DEBUGGING_INFO defined.
7010 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7011 size, date calculating code moved here.
7013 2009-07-29 Paul Brook <paul@codesourcery.com>
7015 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7018 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7021 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7022 to DImode when generating insq_le insn.
7024 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7026 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7027 New macro set for VMS_DEBUGGGING_INFO.
7028 (AT_string_form): Use it.
7030 2009-07-28 DJ Delorie <dj@redhat.com>
7032 * config/mep/mep.c (vtext_section): New.
7033 (vftext_section): New.
7034 (ftext_section): New.
7035 (mep_select_section): Add support for functions.
7036 (mep_unique_section): Likewise.
7037 (mep_asm_init_sections): Likewise.
7038 (mep_encode_section_info): Remove it from here.
7040 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7042 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7044 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7045 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7047 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7049 * dwarf2out.c (output_file_names): Test new macro
7050 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7051 (add_comp_dir_attribute): Likewise.
7053 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7055 * config/i386/mingw-w64.h (LINK_SPEC): Add
7056 separating space between commands.
7058 2009-07-28 Jan Hubicka <jh@suse.cz>
7060 PR tree-optimization/40759
7061 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7064 2009-07-27 DJ Delorie <dj@redhat.com>
7066 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7067 types are dword-aligned.
7068 (mep_expand_va_start): Likewise.
7070 2009-07-27 Olivier Hainque <hainque@adacore.com>
7071 Douglas B Rupp <rupp@gnat.com>
7073 * convert.c (convert_to_pointer): Don't assume the target
7074 pointer type is POINTER_SIZE long. Fetch its precision instead.
7076 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7078 * system.h (fopen): Undefine if macro.
7080 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7082 * dwarf2out.c (output_cfi_p): Removed.
7083 (output_cfis): New function.
7084 (output_fde): New function, split from output_call_frame_info.
7085 (output_call_frame_info): Use it.
7086 (dwarf2out_switch_text_section): Use output_cfis.
7088 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7090 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7091 TARGET_BI_ARCH is specified without enabling SJLJ.
7092 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7093 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7095 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7097 * arm.md (negdi2): Use DImode if forcing a value into a register.
7099 2009-07-26 Ira Rosen <irar@il.ibm.com>
7101 PR tree-optimization/40801
7102 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7103 of vector operand from the previous copy of vector statement.
7104 Pass the correct definition type value to
7105 vect_get_vec_def_for_stmt_copy().
7107 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7109 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7110 const char ** conversion.
7112 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7114 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7115 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7116 (gcc_unreachable): Invoke __builtin_unreachable() if
7117 !ENABLE_ASSERT_CHECKING.
7119 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7121 PR rtl-optimization/40445
7122 * emit-rtl.c (next_nonnote_insn_bb): New function.
7123 * rtl.h (next_nonnote_insn_bb): Declare new function.
7124 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7125 with no successors that is the successor of the ENTRY_BLOCK.
7126 Continue from the top after removing an empty fallthrough block.
7127 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7128 of next_nonnote_insn.
7130 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7132 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7134 2009-07-25 Martin Jambor <mjambor@suse.cz>
7136 * c-common.c (c_common_attribute_table): New element for noclone.
7137 (handle_noclone_attribute): New function. Forward-declare.
7138 * tree-inline.c (tree_versionable_function_p): Check for noclone
7140 * doc/extend.texi (Labels as Values): Document need for noclone.
7141 (Function Attributes): Document noclone attribute.
7143 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7145 PR rtl-optimization/34999
7146 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7147 and dw_fde_switched_cold_to_hot fields.
7148 (output_cfi_p): New function.
7149 (output_call_frame_info): If fde->dw_fde_switched_sections,
7150 output 2 FDEs instead of one with corrupted header.
7151 (dwarf2out_do_cfi_startproc): New function.
7152 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7153 and fde->dw_fde_switched_cold_to_hot.
7154 (dwarf2out_switch_text_section): Compute
7155 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7156 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7157 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7158 Otherwise, compute fde->dw_fde_switch_cfi.
7160 2009-07-24 Cary Coutant <ccoutant@google.com>
7162 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7164 2009-07-24 Cary Coutant <ccoutant@google.com>
7166 * cfghooks.c (split_block): Copy discriminator to new block.
7167 * tree-cfg.c (assign_discriminator): Check location of last
7168 instruction in block as well as first.
7170 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7172 * config/i386/linux.c: Use fputs or putc instead of fprintf
7174 * config/i386/gas.h: Ditto.
7175 * config/i386/x86-64.h: Ditto.
7176 * config/i386/att.h: Ditto.
7178 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7180 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7183 2009-07-24 Martin Jambor <mjambor@suse.cz>
7185 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7186 (ipa_push_func_to_list_1): Declare.
7187 (ipa_push_func_to_list): New function.
7189 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7190 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7191 (ipa_push_func_to_list): Removed.
7192 (ipa_pop_func_from_list): Clear node_enqueued flag.
7194 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7196 * config/s390/s390.c (override_options): Default
7197 max-unrolled-insns to 100 for z10 tuning.
7199 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7201 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7202 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7203 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7204 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7205 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7206 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7207 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7209 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7211 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7212 use default set in mingw32.h header.
7213 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7214 64-bit /mingw/include path.
7215 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7218 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7220 PR rtl-optimization/40209
7221 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7223 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7225 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7226 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7227 with the rest of string where appropriate. Use fputs or putc
7228 instead of fprintf where appropriate.
7230 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7231 Pat Haugen <pthaugen@us.ibm.com>
7232 Revital Eres <ERES@il.ibm.com>
7234 * config/rs6000/vector.md: New file. Move most of the vector
7235 expander support here from altivec.md to allow for the VSX vector
7236 unit in the future. Add support for secondary_reload patterns.
7237 Rewrite the patterns for vector comparison, and vector comparison
7238 predicate instructions so that the RTL expresses the desired
7239 behavior, instead of using unspec.
7241 * config/rs6000/constraints.md ("f" constraint): Use
7242 rs6000_constraints to hold the precalculated register class.
7243 ("d" constraint): Ditto.
7244 ("wd" constraint): New constraint for VSX.
7245 ("wf" constraint): Ditto.
7246 ("ws" constraint): Ditto.
7247 ("wa" constraint): Ditto.
7248 ("wZ" constraint): Ditto.
7249 ("j" constraint): Ditto.
7251 * config/rs6000/predicates.md (vsx_register_operand): New
7253 (vfloat_operand): New predicate for vector.md.
7254 (vint_operand): Ditto.
7255 (vlogical_operand): Ditto.
7256 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7257 (easy_vector_constant): Add VSX support.
7258 (altivec_indexed_or_indirect_operand): New predicate for
7259 recognizing Altivec style memory references with AND -16.
7261 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7262 for vector secondary reload support.
7263 (rs6000_vector_reg_class): Delete, replacing it with
7265 (rs6000_vsx_reg_class): Ditto.
7266 (rs6000_constraints): New array to hold the register classes of
7267 each of the register constraints that can vary at runtime.
7268 (builtin_mode_to_type): New static array for builtin function type
7270 (builtin_hash_table): New static hash table for builtin function
7272 (TARGET_SECONDARY_RELOAD): Define target hook.
7273 (TARGET_IRA_COVER_CLASSES): Ditto.
7274 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7275 registers are 128 bits if VSX memory reference instructions are used.
7276 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7278 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7279 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7280 Print several of the scheduling related parameters.
7281 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7282 rs6000_constraints instead of rs6000_vector_reg_class. Move
7283 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7284 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7285 Altivec. Add VSX support. Setup for secondary reload support on
7286 Altivec/VSX registers.
7287 (rs6000_override_options): Make power7 set the scheduling groups
7288 like the power5. Add support for new debug switches to override
7289 the scheduling defaults. Temporarily disable -mcpu=power7 from
7290 setting -mvsx. Add support for debug switches -malways-hint,
7291 -msched-groups, and -malign-branch-targets.
7292 (rs6000_buitlin_conversion): Add support for returning unsigned
7293 vector conversion functions to fix regressions due to stricter
7295 (rs6000_builtin_mul_widen_even): Ditto.
7296 (rs6000_builtin_mul_widen_odd): Ditto.
7297 (rs6000_builtin_vec_perm): Ditto.
7298 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7299 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7301 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7303 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7304 VSX types for bit operations. Changes to accomidate vector.md.
7305 (bdesc_2arg): Ditto.
7306 (bdesc_1arg): Ditto.
7307 (struct builtin_description_predicates): Rewrite predicate
7308 handling so that RTL describes the operation, instead of passing
7309 the instruction to be used as a string argument.
7310 (bdesc_altivec_preds): Ditto.
7311 (altivec_expand_predicate_builtin): Ditto.
7312 (altivec_expand_builtin): Ditto.
7313 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7314 statement for vsldoi support.
7315 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7316 (altivec_expand_st_builtin): Ditto.
7317 (paired_expand_builtin): Whitespace changes.
7318 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7319 builtin_mode_to_type table for secondary reload. Call
7320 builtin_function_type to build random builtin functions.
7321 (altivec_init_builtins): Change to use builtin_function_type to
7322 create builtin function types dynamically as we need them.
7323 (builtin_hash_function): New support for hashing the tree types
7324 for builtin function as we need it, rather than trying to build
7325 all of the trees that we need. Add initial preliminary VSX support.
7326 (builtin_function_type): Ditto.
7327 (builtin_function_eq): Ditto.
7328 (builtin_hash_struct): Ditto.
7329 (rs6000_init_builtins): Ditto.
7330 (rs6000_common_init_builtins): Ditto.
7331 (altivec_init_builtins): Ditto.
7332 (rs6000_common_init_builtins): Ditto.
7333 (enum reload_reg_type): New enum for simplifing reg classes.
7334 (rs6000_reload_register_type): Simplify register classes into GPR,
7335 Vector, and other registers. Altivec and VSX addresses in reload.
7336 (rs6000_secondary_reload_inner): Ditto.
7337 (rs6000_ira_cover_classes): New target hook, that returns the
7338 appropriate cover classes, based on -mvsx being used or not.
7339 (rs6000_secondary_reload_class): Add VSX support.
7340 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7341 (get_vsel_insn): Ditto.
7342 (rs6000_emit_vector_compare): Rewrite vector conditional support
7343 so that where we can, we use RTL operators, instead of blindly use
7345 (rs6000_emit_vector_select): Ditto.
7346 (rs6000_emit_vector_cond_expr): Ditto.
7347 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7348 (create_TOC_reference): Add -mdebug=addr support.
7349 (emit_frame_save): VSX loads/stores need register indexed addressing.
7351 * config/rs6000/rs6000.md: Include vector.md.
7353 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7355 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7356 support for V2DI, V2DF in logical, permute, select operations.
7358 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7359 switch for vsx/power7.
7360 (-mvsx-scalar-memory): Ditto.
7361 (-mvsx-align-128): Ditto.
7362 (-mallow-movmisalign): Ditto.
7363 (-mallow-df-permute): Ditto.
7364 (-msched-groups): Ditto.
7365 (-malways-hint): Ditto.
7366 (-malign-branch-targets): Ditto.
7368 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7370 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7371 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7372 (rs6000_vector_reg_class): Delete.
7373 (rs6000_vsx_reg_class): Ditto.
7374 (enum rs6000_reg_class_enum): New enum for the constraints that
7375 vary based on target switches.
7376 (rs6000_constraints): New array to hold the register class for all
7377 of the register constraints that vary based on the switches used.
7378 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7379 (enum rs6000_builtins): Add unsigned varients for the builtin
7380 declarations returned by target hooks for expanding multiplies,
7381 select, and permute operations. Add VSX builtins.
7382 (enum rs6000_builtin_type_index): Add entries for VSX.
7383 (V2DI_type_node): Ditto.
7384 (V2DF_type_node): Ditto.
7385 (unsigned_V2DI_type_node): Ditto.
7386 (bool_long_type_node): Ditto.
7387 (intDI_type_internal_node): Ditto.
7388 (uintDI_type_internal_node): Ditto.
7389 (double_type_internal_node): Ditto.
7391 * config/rs6000/altivec.md (whole file): Move all expanders to
7392 vector.md from altivec.md. Rename insn matching functions to be
7394 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7395 (altivec_vcmp*): Ditto.
7396 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7397 (VM): New iterator for moves that includes the VSX types.
7398 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7399 (altivec_vperm_<mode>_uns): New, for unsigned types.
7400 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7401 (altivec_eq<mode>): Ditto.
7402 (altivec_gt<mode>): Ditto.
7403 (altivec_gtu<mode>): Ditto.
7404 (altivec_eqv4sf): Ditto.
7405 (altivec_gev4sf): Ditto.
7406 (altivec_gtv4sf): Ditto.
7407 (altivec_vcmpbfp_p): Ditto.
7409 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7411 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7414 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7417 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7418 ASM_SHORT instead of .word.
7419 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7420 instead of .word in asm template.
7422 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7425 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7426 (process_bb_node_lives): Use it.
7428 * ira.c (setup_cover_and_important_classes): Don't setup
7429 ira_important_class_nums. Add cover classes to the end of
7431 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7433 (find_reg_class_closure): Use reorder_important_classes.
7435 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7437 * config/i386/i386.c (i386_ira_cover_classes): New function.
7438 (TARGET_IRA_COVER_CLASSES): Redefine.
7440 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7441 importance of order of cover classes in the array.
7443 2009-07-22 Diego Novillo <dnovillo@google.com>
7445 * tree-pass.h (TDF_EH): Define.
7446 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7447 contains TDF_EH, print the EH region number holding GS.
7448 * tree-dump.c (dump_options): Add "eh".
7449 * doc/invoke.texi: Document it.
7451 2009-07-22 Doug Kwan <dougkwan@google.com>
7453 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7455 2009-07-22 Michael Matz <matz@suse.de>
7457 PR tree-optimization/35229
7458 PR tree-optimization/39300
7460 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7461 (inhibit_phi_insertion): New function.
7462 (insert_into_preds_of_block): Call it for REFERENCEs.
7463 (init_pre): Initialize and finalize scalar evolutions.
7464 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7466 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7468 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7469 Use CONST_VECTOR_NUNITS to determine number of elements.
7471 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7473 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7474 (U, W): Constraints are now deprecated and will be removed if we
7476 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7478 ("prefetch"): Add the stcmh instruction for prefetching.
7479 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7481 (s390_short_displacement): Return always true if compiling for
7482 machines not providing the long displacement facility.
7483 (s390_mem_constraint): Support the new constraint letter Z.
7484 (s390_check_qrst_address): New function.
7486 2009-07-21 DJ Delorie <dj@redhat.com>
7488 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7491 2009-07-21 Jason Merrill <jason@redhat.com>
7493 * c-common.c (max_tinst_depth): Increase default to 1024.
7495 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7497 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7498 (vec_unpacku_float_lo_v4si): Ditto.
7500 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7503 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7504 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7505 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7506 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7508 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7510 PR tree-optimization/40813
7511 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7514 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7516 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7517 with a NOP_EXPR if needed.
7519 2009-07-21 Paul Brook <paul@codesourcery.com>
7521 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7522 Terminate debug dump with newline.
7524 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7526 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7527 Cast "1" to unsigned HOST_WIDE_INT.
7528 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7529 deposit length to the maximum length - lsb. Extend length if
7530 HOST_BITS_PER_WIDE_INT is 32.
7532 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7534 * cgraph.h (constant_pool_htab): New function.
7535 (constant_descriptor_tree): Move from varasm.c.
7536 * varasm.c (constant_pool_htab): New function.
7537 (constant_descriptor_tree): Move to cgraph.h.
7539 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7541 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7543 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7545 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7548 2009-07-20 Xinliang David Li <davidxl@google.com>
7550 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7552 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7554 * config/mips/mips.md (move_type): Add arith.
7555 (type): Handle arith.
7556 (zero_extendsidi2): Rename this into ...
7557 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7558 (zero_extendsidi2): New expander.
7559 (*zero_extendsidi2_dext): New pattern.
7561 2009-07-20 Nick Clifton <nickc@redhat.com>
7563 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7564 to set MIPS_ABI_DEFAULT.
7565 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7567 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7569 * tree-object-size.c (addr_object_size): Handle unions with
7570 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7572 PR tree-optimization/40792
7573 * tree.c (build_function_type_skip_args): Remove bogus assert.
7575 2009-07-20 Jan Hubicka <jh@suse.cz>
7576 Martin Jambor <mjambor@suse.cz>
7578 * cgraph.h (combined_args_to_skip): New field.
7579 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7580 combined_args_to_skip and args_to_skip.
7581 * tree-inline.c (update_clone_info): New function.
7582 (tree_function_versioning): Call update_clone_info.
7583 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7585 (cgraph_materialize_all_clones): More extensive dumping, working
7586 with combined_args_to_skip rather than args_to_skip.
7588 2009-07-20 Ira Rosen <irar@il.ibm.com>
7590 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7591 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7592 (get_initial_def_for_reduction): Likewise.
7593 (vectorizable_reduction): Skip the check of first operand in case
7594 of COND_EXPR. Add check that it is outer loop vectorization if
7595 nested cycle was detected. Call vectorizable_condition() for
7596 COND_EXPR. If reduction epilogue cannot be created do not fail for
7597 nested cycles (if it is not double reduction). Assert that there
7598 is only one type in the loop in case of COND_EXPR. Call
7599 vectorizable_condition() to vectorize COND_EXPR.
7600 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7601 Add parameters. Allow nested cycles if called from
7602 vectorizable_reduction(). Use reduction vector variable if provided.
7603 (vect_analyze_stmt): Call vectorizable_reduction() before
7604 vectorizable_condition().
7605 (vect_transform_stmt): Update call to vectorizable_condition().
7607 2009-07-20 Christian Bruel <christian.bruel@st.com>
7609 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7610 * doc/invoke.texi (-mfmovd): Likewise.
7611 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7613 2009-07-20 Jan Hubicka <jh@suse.cz>
7615 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7616 when handling SSA name.
7618 2009-07-19 Jan Hubicka <jh@suse.cz>
7620 PR tree-optimization/40676
7621 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7622 virtual PHIs in empty BBs.
7624 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7626 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7627 re-expanded the compound use gen_lowpart instead to convert to the
7630 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7632 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7633 OUTER_CONST arguments.
7634 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7635 the new wider mode will be masked off.
7636 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7638 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7640 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7641 high-order bits are zero.
7643 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7645 * combine.c (simplify_shift_const_1): Split code to determine
7647 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7648 new bits shifted in are identical to the old sign bit.
7650 2009-07-18 Richard Guenther <rguenther@suse.de>
7653 * gimplify.c (gimplify_call_expr): Reject code using results from
7654 functions returning void.
7656 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7658 * doc/md.texi: Document the new PowerPC "es" constraint.
7659 Document that "m" can include automodified addresses on this target,
7660 and explain how %U must be used. Extend the "Q" and "Z" documentation
7661 to suggest "es" as well as "m".
7662 * config/rs6000/constraints.md (es): New memory constraint.
7663 (Q, Z): Update strings to match new documentation.
7665 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7667 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7668 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7669 * config/rs6000/predicates.md (volatile_mem_operand): Use
7670 offsettable_nonstrict_memref_p.
7671 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7672 (*floatunssidf2_internal): Likewise.
7673 (*fix_truncdfsi2_internal): Likewise.
7674 (*fix_trunctfsi2_internal): Likewise.
7676 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7678 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7680 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7682 2009-07-17 Richard Guenther <rguenther@suse.de>
7685 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7686 (pass_warn_unused_result): Likewise.
7687 (TODO_set_props): Remove.
7688 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7690 (pass_diagnose_omp_blocks): Define.
7691 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7692 (c_gimple_diagnostics_recursively): Remove.
7693 (finish_function): Do not call it.
7694 (c_write_global_declarations): Continue after errors.
7695 Finalize the CU here.
7696 * c-gimplify.c (c_genericize): Do not gimplify here.
7697 * c-common.c (c_warn_unused_result): Move ...
7698 * tree-cfg.c (do_warn_unused_result): ... here.
7699 (run_warn_unused_result): New function.
7700 (gate_warn_unused_result): New function.
7701 (pass_warn_unused_result): New pass.
7702 * c-common.h (c_warn_unused_result): Remove.
7703 * flags.h (flag_warn_unused_result): Declare.
7704 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7705 * opts.c (flag_warn_unused_result): Initialize to false.
7706 * toplev.c (compile_file): Add comment.
7707 * omp-low.c (create_omp_child_function): Do not register
7708 the function with the frontend.
7709 (diagnose_omp_structured_block_errors): Prepare to be
7710 called as optimization pass.
7711 (gate_diagnose_omp_blocks): New function.
7712 (pass_diagnose_omp_blocks): New pass.
7713 * cgraph.h (cgraph_optimize): Remove.
7714 (cgraph_analyze_function): Likewise.
7715 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7716 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7717 before their parents here.
7718 (cgraph_finalize_function): Not here.
7719 (cgraph_analyze_function): Gimplify functions here.
7720 (cgraph_finalize_compilation_unit): Continue after errors.
7721 Optimize the callgraph from here.
7722 (cgraph_optimize): Make static.
7723 * langhooks.c (write_global_declarations): Finalize the CU.
7724 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7725 (gimplify_function_tree): Assert we gimplify only once.
7726 Set PROP_gimple_any property.
7727 * tree-nested.c (gimplify_all_functions): New function.
7728 (lower_nested_functions): Gimplify all nested functions.
7729 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7730 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7731 and pass_diagnose_omp_blocks after gimplification. Do not
7732 set TODO_set_props on all_lowering_passes.
7733 (execute_one_pass): Do not handle TODO_set_props.
7734 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7735 (gimplify.o): Add tree-pass.h dependency.
7736 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7737 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7738 (unsave_r): Likewise.
7739 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7742 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7744 * doc/service.texi (Service): Restore previously removed link,
7745 which isn't broken after all.
7747 2009-07-17 Richard Guenther <rguenther@suse.de>
7749 PR tree-optimization/40321
7750 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7751 PHI nodes to the maximal set.
7752 (make_values_for_phi): Add PHI arguments to the maximal set.
7753 (execute_pre): Dump PHI_GEN and the maximal set.
7755 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7758 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7761 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7763 * doc/extend.texi (Nested Functions): Replace broken link with
7765 * doc/service.texi (Service): Remove broken link.
7767 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7770 * builtins.c (expand_builtin_memcmp): Use loc instead of
7771 EXPR_LOCATION (exp).
7772 (expand_builtin_strncmp): Likewise.
7774 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7775 Manuel López-Ibáñez <manu@gcc.gnu.org>
7778 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7779 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7780 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7781 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7782 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7783 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7784 tree-inline.c, c-common.c, c-common.h, gimple.c,
7785 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7786 convert.c: Add location argument to fold_{unary,binary,ternary},
7787 fold_build[123], build_call_expr, build_size_arg,
7788 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7789 fold_build1_initializer, fold_build2_initializer,
7790 fold_build3_initializer, fold_build_call_array,
7791 fold_build_call_array_initializer, fold_single_bit_test,
7792 omit_one_operand, omit_two_operands, invert_truthvalue,
7793 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7794 combine_comparisons, fold_builtin_*, fold_call_expr,
7795 build_range_check, maybe_fold_offset_to_address, round_up,
7798 2009-07-16 Jason Merrill <jason@redhat.com>
7801 * c-common.c (c_common_reswords): Add __is_standard_layout
7803 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7804 * doc/implement-cxx.texi: New.
7805 * doc/gcc.texi: Include it.
7807 2009-07-16 DJ Delorie <dj@redhat.com>
7809 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7810 compares that may be indirectly affected by previous instructions.
7812 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7814 * builtins.c (do_mpc_arg2): New.
7815 (fold_builtin_2): Fold builtin cpow.
7816 * real.h (HAVE_mpc_pow): New.
7818 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7820 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7821 comparison to skip unprofitable schedule
7823 2009-07-16 Simon Baldwin <simonb@google.com>
7825 * gcc.c (option_map): New flag -no-canonical-prefixes.
7826 * (display_help): Print help text for new flag.
7827 * (process_command): Move options translation and language specifics
7828 and handle new flag early. Use it to set a function pointer to a
7829 prefix builder. Replace make_relative_prefix calls with calls to
7830 the function pointed to. Ignore new flag in regular options handling.
7831 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7833 2009-07-15 DJ Delorie <dj@redhat.com>
7835 * config/mep/mep.md (sibcall_internal): Change register to avoid
7837 (sibcall_value_internal): Likewise.
7839 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7841 PR rtl-optimization/40710
7842 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7844 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7846 * config/mips/mips.md (*extenddi_truncate<mode>,
7847 *extendsi_truncate<mode>): Change type attribute to move_type
7848 with shift_shift. Split out code handling exts from here ...
7849 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7851 (*extendhi_truncateqi): Change type attribute to move_type with
7852 shift_shift. Split out code handling exts from here ...
7853 (*extendhi_truncateqi_exts): ... to this new pattern.
7855 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7857 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7858 instead of "and" with inverted sign bit mask value. Use
7859 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7860 Allocate registers only for operand 4 and operand 5.
7862 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7865 * fold-const.c (fold_cond_expr_with_comparison): When folding
7866 < and <= to MIN, make sure the MIN uses the same type as the
7867 comparison's operands.
7869 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7871 * arm.md (ior_xor): New code iterator.
7872 (split for ior/xor with shift and zero-extend): New split pattern.
7873 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7875 2009-07-15 Richard Guenther <rguenther@suse.de>
7877 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7880 2009-07-15 Richard Guenther <rguenther@suse.de>
7883 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7885 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7887 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7888 handle 2.6.30 kernel.
7890 2009-07-15 DJ Delorie <dj@redhat.com>
7892 * config/mep/mep.md (sibcall_internal): Change register to allow
7893 for 24-bit addresses.
7894 (sibcall_value_internal): Likewise.
7896 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7898 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7899 that are enabled/disabled by the flags introduced by a previous patch.
7901 2009-07-14 DJ Delorie <dj@redhat.com>
7903 * config/mep/mep.md (sibcall_internal): Include non-toggling
7905 (sibcall_value_internal): Likewise.
7907 2009-07-14 Taras Glek <tglek@mozilla.com>
7908 Rafael Espindola <espindola@google.com>
7910 * doc/sourcebuild.texi: Document install-plugin target.
7911 * configure.ac: Added install-plugin target to language makefiles.
7912 * configure: Regenerate.
7913 * Makefile.in: (install-plugin): Install more headers,
7914 depend on lang.install-plugin.
7916 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7918 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7921 2009-07-14 DJ Delorie <dj@redhat.com>
7923 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7924 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7925 * config/mep/mep.md (sibcall_internal): Change test from
7926 mep_vliw_mode_match to mep_vliw_jmp_match.
7927 (sibcall_value_internal): Likewise.
7929 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7931 * config/i386/sse.md (copysign<mode>3): New expander.
7932 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7933 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7934 Use ix86_build_const_vector.
7935 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7936 IX86_BUILTIN_CPYSGNPD.
7937 (builtin_description): Add __builtin_ia32_copysignps and
7938 __builtin_ia32_copysignpd.
7939 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7940 and BUILT_IN_COPYSIGNF.
7942 2009-07-13 Jason Merrill <jason@redhat.com>
7944 * builtins.c (can_trust_pointer_alignment): New fn.
7945 (get_pointer_alignment): Factor it out from here.
7946 * tree.h: Declare it.
7948 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7950 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7953 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7957 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7959 2009-07-14 Richard Guenther <rguenther@suse.de>
7960 Andrey Belevantsev <abel@ispras.ru>
7963 * cfgexpand.c (partition_stack_vars): Do not bother to update
7964 alias information when not optimizing.
7966 2009-07-14 Richard Guenther <rguenther@suse.de>
7967 Andrey Belevantsev <abel@ispras.ru>
7969 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7970 (pt_solution_set): Likewise.
7971 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7972 * tree-ssa-structalias.c (pt_solution_set): New function.
7973 * final.c (rest_of_clean_state): Free SSA data structures.
7974 * print-rtl.c (print_decl_name): Remove.
7975 (print_mem_expr): Implement in terms of print_generic_expr.
7976 * alias.c (ao_ref_from_mem): New function.
7977 (rtx_refs_may_alias_p): Likewise.
7978 (true_dependence): Query alias-export info.
7979 (canon_true_dependence): Likewise.
7980 (write_dependence_p): Likewise.
7981 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7983 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7984 (mem_expr_equal_p): Use operand_equal_p.
7985 (set_mem_attributes_minus_bitpos): Do not use
7986 component_ref_for_mem_expr.
7987 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7988 (update_alias_info_with_stack_vars): Likewise.
7989 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7990 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7991 explicitly nor clear stmt operands.
7992 Free the decl-to-pointer map.
7993 * tree-optimize.c (execute_free_datastructures): Do not free
7994 SSA data structures here.
7995 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7996 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7997 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7999 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8001 2009-07-13 DJ Delorie <dj@redhat.com>
8003 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8004 unrolling at the right iteration count.
8006 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8009 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8011 * haifa-sched.c (rank_for_schedule): Introduced flags to
8012 enable/disable individual scheduling heuristics.
8013 * common.opt: Introduced flags to enable/disable individual
8014 heuristics in the scheduler.
8015 * doc/invoke.texi: Introduced flags to enable/disable individual
8016 heuristics in the scheduler.
8018 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8020 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8021 config/i386/mingw-tls.c.
8022 * config/i386/mingw-tls.c: Removed.
8024 2009-07-13 Ira Rosen <irar@il.ibm.com>
8026 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8027 checks access only relevant statements.
8028 (vectorizable_reduction): Likewise.
8030 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8032 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8033 just for 32-bit case.
8035 2009-07-12 Jan Hubicka <jh@suse.cz>
8037 PR tree-optimization/40585
8038 * except.c (expand_resx_expr): When there already is resume
8039 instruction, produce linked list.
8040 (build_post_landing_pads): Assert that resume is empty.
8041 (connect_post_landing_pads): Handle resume lists.
8042 (dump_eh_tree): Dump resume list.
8044 2009-07-12 Ira Rosen <irar@il.ibm.com>
8046 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8047 with additional argument.
8048 * tree-vectorizer.h (enum vect_def_type): Add
8049 vect_double_reduction_def.
8050 (vect_is_simple_reduction): Add argument.
8051 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8053 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8054 vect_is_simple_reduction with additional argument.
8055 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8057 (reduction_code_for_scalar_code): Handle additional codes by
8058 returning ERROR_MARK for them. Fix comment and indentation.
8059 (vect_is_simple_reduction): Fix comment, add argument to specify
8060 double reduction. Detect double reduction.
8061 (get_initial_def_for_induction): Fix indentation.
8062 (get_initial_def_for_reduction): Fix comment and indentation.
8063 Handle double reduction. Create initial definitions that do not
8064 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8065 (vect_create_epilog_for_reduction): Fix comment, add argument to
8066 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8067 epilogue result extraction. Create double reduction phi node and
8068 replace relevant uses.
8069 (vectorizable_reduction): Call vect_is_simple_reduction with
8070 additional argument. Fix indentation. Update epilogue code treatment
8071 according to the changes in reduction_code_for_scalar_code. Check
8072 for double reduction. Call vect_create_epilog_for_reduction with
8073 additional argument.
8074 * tree-vect-stmts.c (process_use): Handle double reduction, update
8076 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8077 (vect_get_vec_def_for_operand): Likewise.
8079 2009-07-12 Danny Smith <dansmister@gmail.com>
8081 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8082 dllexport if !TREE_PUBLIC.
8083 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8085 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8087 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8088 (avr_extra_arch_macro) Remove declatation.
8089 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8090 (avr_extra_arch_macro) Declare as static.
8091 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8093 2009-07-11 Jan Hubicka <jh@suse.cz>
8096 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8098 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8101 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8102 cold_in_std_section bits.
8103 (dwarf2out_begin_prologue): Initialize them.
8104 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8105 if already covered by text_section or cold_text_section range.
8107 PR rtl-optimization/40667
8108 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8109 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8110 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8111 * config/i386/i386.c (ix86_minimum_alignment): New function.
8112 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8113 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8114 * emit-rtl.c (gen_reg_rtx): Likewise.
8115 * function.c (assign_parms): Likewise. If nominal_type needs
8116 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8117 rather than passed_type's alignment.
8120 * function.c (assign_parm_setup_stack): Adjust
8121 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8122 from nominal_mode on big endian.
8124 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8126 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8128 2009-07-10 DJ Delorie <dj@redhat.com>
8130 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8132 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8134 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8136 (thumb2_cbnz): Likewise.
8138 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8141 * config.gcc (supported_defaults): Add synci.
8142 (with_synci): Add validation.
8143 (all_defaults): Add synci.
8144 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8147 * config/mips/mips.opt (msynci): New option.
8148 * config/mips/mips.c (mips_override_options): Warn on use of
8149 -msynci for targets that do now support it.
8150 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8152 * gcc/doc/invoke.texi (-msynci): Document the new option.
8153 * doc/install.texi (--with-synci): Document the new option.
8155 2009-07-10 Richard Guenther <rguenther@suse.de>
8157 PR tree-optimization/40496
8158 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8159 the PHI result with a compatible type.
8161 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8165 * c.opt (Wunused-result): New.
8166 * doc/invoke.texi: Document it.
8167 * c-common.c (c_warn_unused_result): Use it.
8169 2009-07-09 DJ Delorie <dj@redhat.com>
8171 * targhooks.c (default_target_can_inline_p): Rename from
8172 default_target_option_can_inline_p.
8173 * targhooks.h (default_target_can_inline_p): Likewise.
8174 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8175 TARGET_OPTION_CAN_INLINE_P.
8176 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8177 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8178 (mep_target_can_inline_p): Rename from
8179 mep_target_option_can_inline_p.
8182 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8183 registers used to pass vectors.
8185 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8187 2009-07-09 Tom Tromey <tromey@redhat.com>
8189 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8190 * config/mmix/mmix.c: Include dwarf2.h.
8191 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8192 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8193 * config/sh/sh.c: Include dwarf2.h.
8194 * config/i386/i386.c: Include dwarf2.h.
8195 * Makefile.in (DWARF2_H): Remove 'elf'.
8196 * except.c: Include dwarf2.h.
8197 * unwind-dw2.c: Include dwarf2.h.
8198 * dwarf2out.c: Include dwarf2.h.
8199 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8200 * unwind-dw2-fde.c: Include dwarf2.h.
8201 * dwarf2asm.c: Include dwarf2.h.
8203 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8205 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8206 (max_issue): Use it.
8207 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8209 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8210 (region_sched_info): Update.
8211 * sched-ebb.c (ebb_sched_info): Update.
8212 * modulo-sched.c (sms_sched_info): Update.
8213 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8215 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8217 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8219 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8221 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8223 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8226 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8227 arg1 with arg01 if arg1 is already INTEGER_CST.
8229 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8231 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8232 Transform (and (truncate)) into (truncate (and)).
8234 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8236 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8237 creating LHS paradoxical subregs. Fix surrounding returns to
8238 use NULL_RTX rather than 0.
8240 2009-07-08 DJ Delorie <dj@redhat.com>
8242 * config/mep/mep.c: (mep_option_can_inline_p): New.
8243 (TARGET_OPTION_CAN_INLINE_P): Define.
8245 2009-07-08 Mark Wielaard <mjw@redhat.com>
8248 * dwarf2out.c (add_data_member_location_attribute): When we have
8249 only a constant offset don't emit a new location description using
8250 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8253 2009-07-08 Richard Henderson <rth@redhat.com>
8256 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8257 (enum reg_class): Add CLOBBERED_REGS.
8258 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8259 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8260 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8261 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8262 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8263 force 64-bit sibcalls into R11.
8264 * config/i386/constraints.md (U): New constraint.
8265 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8266 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8267 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8269 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8271 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8273 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8274 * ebitmap.h (dump_ebitmap): Ditto.
8275 * optabs.h (optab_libfunc): Ditto.
8276 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8277 * tree-flow.h (vect_can_force_dr_alignment_p,
8278 get_vectype_for_scalar_type): Ditto.
8279 (vectorize_loops): Move prototype to ...
8280 * tree-vectorizer.h: ... here. Also, adjust comment.
8281 (vect_set_verbosity_level): Remove duplicate prototype.
8282 * tree-ssa-loop.c: Include tree-vectorizer.h.
8283 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8285 2009-07-08 Nick Clifton <nickc@redhat.com>
8287 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8290 2009-07-08 DJ Delorie <dj@redhat.com>
8292 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8293 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8294 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8296 * config/mep/intrinsics.md: Regenerated.
8297 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8298 registers when asm() or calls are detected.
8300 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8303 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8305 * gimple (gimple_build_call_from_tree): Likewise.
8306 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8307 no_warning flag before warning.
8309 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8311 * tree.c (set_expr_locus): Remove.
8312 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8313 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8315 * gimplify.c (internal_get_tmp_var): Likewise.
8316 (gimplify_call_expr): Likewise.
8317 (gimplify_one_sizepos): Likewise.
8319 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8322 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8323 to variables for debugging purposes.
8325 2009-06-23 Mark Loeser <mark@halcy0n.com>
8328 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8330 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8332 * pretty-print.c (pp_base_format): Remove %J.
8333 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8334 gcc_cxxdiag_char_table): Likewise.
8335 (init_dynamic_diag_info): Likewise.
8337 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8339 * pretty-print.c (pp_base_format): Remove %H.
8340 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8341 gcc_cxxdiag_char_table): Likewise.
8342 (init_dynamic_diag_info): Likewise.
8343 * config/mep/mep.c (mep_select_section): Likewise.
8345 2009-07-07 Duncan Sands <baldrick@free.fr>
8347 * final.c (pass_clean_state): Give the pass a name.
8348 * passes.c (pass_rest_of_compilation): Likewise.
8349 * tree-optimize.c (pass_all_optimizations): Likewise.
8351 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8353 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8354 an extra 'decl' for error_at.
8356 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8359 * tree-tailcall.c (adjust_return_value_with_ops,
8360 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8361 if it has complex or vector type.
8363 2009-07-07 Olivier Hainque <hainque@adacore.com>
8365 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8368 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8370 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8372 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8374 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8375 * c-decl.c: Likewise.
8376 * function.c: Likewise.
8377 * varasm.c: Likewise.
8378 * tree-ssa.c: Likewise.
8379 * c-common.c: Likewise.
8380 * tree-cfg.c: Likewise.
8381 * config/spu/spu.c: Likewise.
8382 * config/ia64/ia64.c: Likewise.
8383 * config/v850/v850.c: Likewise.
8385 2009-07-06 DJ Delorie <dj@redhat.com>
8387 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8388 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8389 unspecified accesses to control registers.
8390 * config/mep/intrinsics.md: Regenerate.
8391 * config/mep/intrinsics.h: Regenerate.
8392 * config/mep/mep-intrin.h: Regenerate.
8394 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8396 * c-lex.c: Replace %H by an explicit location. Update all calls.
8397 * c-common.c: Likewise.
8398 * c-decl.c: Likewise.
8399 * c-typeck.c: Likewise.
8400 * fold-const.c: Likewise.
8401 * gimplify.c: Likewise.
8403 * tree-cfg.c: Likewise.
8404 * tree-ssa-loop-niter.c: Likewise.
8405 * tree-vrp.c: Likewise.
8406 * value-prof.c: Likewise.
8408 2009-07-06 Diego Novillo <dnovillo@google.com>
8410 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8411 if it has one. Handle cases where VAR does not have an
8412 annotation or cfun is NULL.
8414 2009-07-06 Diego Novillo <dnovillo@google.com>
8416 * tree.c: Include debug.h.
8417 (initialize_tree_contains_struct): New.
8418 (init_ttree): Call it.
8419 (tree_node_structure_for_code): Factor out of ...
8420 (tree_node_structure): ... here.
8421 * treestruct.def (TS_PHI_NODE): Remove.
8422 (TS_GIMPLE_STATEMENT): Remove.
8424 2009-07-06 Diego Novillo <dnovillo@google.com>
8426 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8427 (debug_tree_chain): Handle cycles.
8429 2009-07-06 Nick Clifton <nickc@redhat.com>
8430 DJ Delorie <dj@redhat.com>
8432 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8433 __FMOVD_ENABLED__ is defined.
8435 (TARGET_FMOVD): Provide a default definition.
8436 (MASK_FMOVD): Likewise.
8437 (TARGET_CPU_CPP_BUILTINS): Define
8438 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8439 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8440 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8441 (split for DF load from memory into register): Also handle
8442 MEMs which consist of REG+DISP addressing.
8443 (split for DF store from register to memory): Likewise.
8444 (movsf_ie): Always use single fp_mode.
8445 * config/sh/sh.c (sh_override_options): Do not automatically
8446 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8447 that to the -mfmovd command line switch.
8448 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8449 (fldi_ok): Always allow.
8450 * config/sh/sh.opt (mfmovd): Remove this switch.
8451 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8453 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8454 Kaz Kojima <kkojima@gcc.gnu.org>
8456 PR rtl-optimization/30807
8457 * postreload.c (reload_combine): For every new use of REG_SUM,
8458 record the use of BASE.
8460 2009-07-06 Jan Hubicka <jh@suse.cz>
8462 * params.def: Revert my accidental commit at 2009-06-30.
8464 2009-07-04 Ian Lance Taylor <iant@google.com>
8467 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8469 (mingw_format_attribute_overrides): Likewise.
8471 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8474 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8475 don't check cfa.reg. Instead of cfa.indirect use
8476 fde && fde->drap_reg != INVALID_REGNUM test.
8478 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8480 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8482 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8485 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8487 2009-07-03 Richard Guenther <rguenther@suse.de>
8489 PR tree-optimization/40640
8490 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8493 2009-07-03 Jan Hubicka <jh@suse.cz>
8495 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8496 for size, reduce amount of inlining.
8498 2009-07-03 Richard Guenther <rguenther@suse.de>
8501 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8502 if t +- x is known to not overflow and the conversion widens the
8504 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8506 2009-07-03 Jan Hubicka <jh@suse.cz>
8508 * ipa-pure-const.c (analyze): Update loop optimizer init.
8509 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8510 try_remove_empty_loop, remove_empty_loops): Remove.
8511 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8512 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8513 to mark regular loops as neccesary.
8514 (degenerate_phi_p): New function.
8515 (propagate_necessity, remove_dead_phis): Use it.
8516 (forward_edge_to_pdom): Likewise.
8517 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8518 virtual PHI nodes that became unreachable.
8519 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8520 * tree-flow.h (remove_empty_loops): Remove.
8521 * passes.c (init_optimization_passes): Remove.
8523 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8525 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8526 can_create_pseudo_p.
8527 (*fix_trunc<mode>_i387_1): Ditto.
8528 (*floathi<mode>2_1): Ditto.
8529 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8530 (*fistdi2_1): Ditto.
8531 (*fist<mode>2_1): Ditto.
8532 (frndintxf2_floor): Ditto.
8533 (*fist<mode>2_floor_1): Ditto.
8534 (frndintxf2_ceil): Ditto.
8535 (*fist<mode>2_ceil_1): Ditto.
8536 (frndintxf2_trunc): Ditto.
8537 (frndintxf2_mask_pm): Ditto.
8538 (fxam<mode>2_i387_with_temp): Ditto.
8539 * config/i386/sse.md (mulv16qi3): Ditto.
8540 (*sse2_mulv4si3): Ditto.
8542 (sse4_2_pcmpestr): Ditto.
8543 (sse4_2_pcmpistr): Ditto.
8545 2009-07-03 Jan Hubicka <jh@suse.cz>
8547 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8548 (mark_stmt_necessary): Set it.
8549 (mark_operand_necessary): Set it.
8550 (mark_control_dependent_edges_necessary): Set it.
8551 (mark_virtual_phi_result_for_renaming): New function.
8552 (get_live_post_dom): New function.
8553 (forward_edge_to_pdom): New function.
8554 (remove_dead_stmt): Fix handling of control dependences.
8555 (tree_dce_init): Init new bitmap.
8556 (tree_dce_done): Free it.
8558 2009-07-02 Richard Guenther <rguenther@suse.de>
8561 * tree-ssa-structalias.c (new_var_info): Initialize
8564 2009-07-02 Jan Hubicka <jh@suse.cz>
8566 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8569 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8571 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8572 instead of recomputing it. Adjust calls.
8573 (emit_store_flag): Adjust recursive calls.
8575 2009-07-02 Richard Guenther <rguenther@suse.de>
8577 * tree-ssa-live.c (remove_unused_locals): Do not remove
8579 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8580 of DECL_EXTERNAL for HEAP variables.
8581 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8582 HEAP variables. Do not adjust RESTRICT vars.
8583 (find_what_var_points_to): Nobody cares if something
8586 2009-07-02 Ben Elliston <bje@au.ibm.com>
8588 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8589 pc_low and pc_high declarations to the top of the function.
8591 2009-07-01 DJ Delorie <dj@redhat.com>
8593 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8595 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8596 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8597 unspecified accesses to control registers.
8598 * config/mep/intrinsics.md: Regenerate.
8599 * config/mep/intrinsics.h: Regenerate.
8600 * config/mep/mep-intrin.h: Regenerate.
8602 2009-07-01 Anthony Green <green@moxielogic.com>
8604 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8605 instruction when possible.
8606 (moxie_expand_prologue): Ditto. Also, save an instruction and
8607 some complexity by popping off of $r12 instead of $sp.
8608 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8611 2009-07-01 Richard Henderson <rth@redhat.com>
8614 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8615 contained no insns, reposition note before last insn.
8617 2009-07-01 Richard Henderson <rth@redhat.com>
8620 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8621 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8623 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8626 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8627 darwin9 for printing reg addresses with %y.
8629 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8631 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8632 truncation from operands in binary operations.
8634 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8637 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8638 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8639 subreg of op0 to the original op0.
8641 * expmed.c (store_bit_field_1): Use a temporary as the destination
8642 instead of a paradoxical subreg when we need to truncate the result.
8644 2009-07-01 DJ Delorie <dj@redhat.com>
8646 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8647 names to VLIW variants.
8648 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8649 * config/mep/intrinsics.md: Regenerate.
8650 * config/mep/intrinsics.h: Regenerate.
8651 * config/mep/mep-intrin.h: Regenerate.
8653 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8656 * jump.c (returnjump_p): Revert last patch.
8657 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8659 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8662 * pa.md (casesi32p): Use jump table label to determine the offset
8664 (casesi64p): Likewise.
8666 * pa.c (forward_branch_p): Return bool type. Use instruction
8667 addresses when available. Assert that INSN has a jump label.
8668 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8671 2009-07-01 Richard Guenther <rguenther@suse.de>
8673 PR tree-optimization/19831
8674 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8675 that only act as barriers do not make any previous stores necessary.
8676 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8677 HEAP variables global, do not add a constraint from nonlocal.
8678 (find_func_aliases): Handle escapes through return statements.
8679 (compute_points_to_sets): Make escaped HEAP variables global.
8681 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8684 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8685 after reducing a DImode cstore to SImode.
8687 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8689 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8690 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8692 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8694 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8695 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8697 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8698 and umod_optab if TARGET_BSD_DIVMOD.
8699 * config/vax/lib1funcs.asm: New file.
8700 * config/vax/t-linux: New file.
8701 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8703 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8706 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8707 to type arguments that have void type.
8710 * dwarf2out.c (gen_formal_parameter_die): Call
8711 equate_decl_number_to_die if node is different from origin.
8713 2009-06-30 Anthony Green <green@moxielogic.com>
8715 Clean up moxie port for --enable-build-with-cxx.
8716 * config/moxie/moxie.c (moxie_function_value): First two
8717 parameters are const_tree, not tree.
8718 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8719 (REG_CLASS_NAMES): Ditto.
8720 (REGNO_REG_CLASS): Ditto.
8721 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8722 (moxie_function_value): Fix constyness of arguments.
8724 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8726 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8727 finalize_size_functions before further processing.
8728 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8729 (variable_size): Call self_referential_size on size expressions
8730 that contain a PLACEHOLDER_EXPR.
8731 (size_functions): New static variable.
8732 (copy_self_referential_tree_r): New static function.
8733 (self_referential_size): Likewise.
8734 (finalize_size_functions): New global function.
8735 * tree.c: Include tree-inline.h.
8736 (push_without_duplicates): New static function.
8737 (find_placeholder_in_expr): New global function.
8738 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8740 <tcc_expression>: Likewise.
8741 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8742 the call in the expression.
8743 * tree.h (finalize_size_functions): Declare.
8744 (find_placeholder_in_expr): Likewise.
8745 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8746 (substitute_placeholder_in_expr): Update comment.
8747 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8749 (copy_tree_body_r): Likewise.
8750 (copy_tree_body): New static function.
8751 (maybe_inline_call_in_expr): New global function.
8752 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8753 (maybe_inline_call_in_expr): Declare.
8754 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8755 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8758 2009-06-30 Richard Guenther <rguenther@suse.de>
8760 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8762 (propagate_necessity): Do not mark reaching defs of stores
8765 2009-06-30 Jan Hubicka <jh@suse.cz>
8767 * cfgloopanal.c (check_irred): Move into ...
8768 (mark_irreducible_loops): ... here; return true if ireducible
8770 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8771 (analyze_function): Try to prove loop finiteness.
8772 * cfgloop.h (mark_irreducible_loops): Update prototype.
8773 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8775 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8777 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8779 2009-06-30 Ira Rosen <irar@il.ibm.com>
8781 PR tree-optimization/40542
8782 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8785 2009-06-30 Martin Jambor <mjambor@suse.cz>
8787 PR tree-optimization/40582
8788 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8789 than useless_type_conversion_p.
8790 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8793 2009-06-30 Martin Jambor <mjambor@suse.cz>
8796 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8798 2009-06-30 Richard Guenther <rguenther@suse.de>
8800 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8801 use ao_ref references.
8802 (walk_aliased_vdefs): Likewise.
8803 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8804 * tree-ssa-dce.c (struct ref_data): Remove.
8805 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8806 (mark_aliased_reaching_defs_necessary): Adjust.
8807 (mark_all_reaching_defs_necessary_1): Likewise.
8809 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8812 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8813 (emit_store_flag_1): Extract from emit_store_flag, adjust
8814 calls to (what now is) emit_cstore.
8815 (emit_store_flag): Call emit_store_flag_1 and also use it
8816 for what used to be recursive calls.
8818 2009-06-30 Wei Guozhi <carrot@google.com>
8821 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8822 if the target bb post dominates from bb.
8823 * config/i386/i386.c (memory_address_length): Check existence of base
8824 register before using it.
8826 2009-06-30 Nick Clifton <nickc@redhat.com>
8827 DJ Delorie <dj@redhat.com>
8829 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8830 __FMOVD_ENABLED__ is defined.
8832 (TARGET_FMOVD): Provide a default definition.
8833 (MASK_FMOVD): Likewise.
8834 (TARGET_CPU_CPP_BUILTINS): Define
8835 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8836 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8837 two fmov instructions depending upon whether TARGET_FMOVD is
8839 (split for DF load from memory into register): Also handle
8840 MEMs which consist of REG+DISP addressing.
8841 (split for DF store from register to memory): Likewise.
8842 * config/sh/sh.opt (mfmovd): Remove this switch.
8843 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8844 * config/sh/sh.c (sh_override_options): Do not automatically
8845 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8846 that to the -mfmovd command line switch.
8848 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8850 (fldi_ok): Always allow.
8851 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8853 2009-06-29 DJ Delorie <dj@redhat.com>
8855 * doc/install.texi (mep-x-elf): Correct chip's full name.
8857 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8859 * doc/extend.texi: Fix typo.
8861 2009-06-29 Tom Tromey <tromey@redhat.com>
8864 * Makefile.in (DWARF2_H): New variable.
8866 (dwarf2out.o): Likewise.
8867 (dwarf2asm.o): Likewise.
8868 * config/i386/t-i386: Use DWARF2_H.
8869 * except.c: Include elf/dwarf2.h.
8870 * unwind-dw2.c: Include elf/dwarf2.h.
8871 * dwarf2out.c: Include elf/dwarf2.h.
8872 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8873 <dtprel>: New field.
8874 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8875 (size_of_loc_descr): Likewise.
8876 (output_loc_operands_raw): Likewise.
8877 (output_loc_operands): Handle new dtprel field.
8878 (loc_checksum): Update.
8879 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8880 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8881 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8882 * dwarf2asm.c: Include elf/dwarf2.h.
8883 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8884 * config/mmix/mmix.c: Include elf/dwarf2.h.
8885 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8886 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8887 * config/sh/sh.c: Include elf/dwarf2.h.
8888 * config/i386/i386.c: Include elf/dwarf2.h.
8890 2009-06-29 DJ Delorie <dj@redhat.com>
8892 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8894 * doc/extend.texi: Add MeP attributes and pragmas.
8895 * doc/invoke.text: Add MeP Options.
8896 * doc/contrib.texi: Add MeP contribution.
8897 * doc/md.texi: Add MeP constraints.
8898 * doc/install.texi: Add MeP target.
8900 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8902 * target.h (struct gcc_target): Add frame_pointer_required field.
8903 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8904 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8905 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8907 * reload1.c (update_eliminables): (Ditto.).
8908 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8909 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8910 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8912 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8914 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8915 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8916 (arm_frame_pointer_required): New function.
8918 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8919 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8920 (avr_frame_pointer_required_p): Declare as static.
8921 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8923 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8924 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8925 (bfin_frame_pointer_required): Make as static, change return type
8927 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8929 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8930 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8931 (cris_frame_pointer_required): New function.
8933 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8935 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8936 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8937 (fr30_frame_pointer_required): New function.
8939 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8940 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8941 (frv_frame_pointer_required): Make as static, change return type
8943 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8945 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8946 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8947 (ix86_frame_pointer_required): Make as static, change return type to
8949 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8951 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8952 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8954 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8956 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8958 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8960 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8961 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8962 (mips_frame_pointer_required): Make as static.
8963 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8965 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8966 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8967 (mmix_frame_pointer_required): Mew function.
8969 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8970 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8972 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8974 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8976 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8978 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8979 (CAN_ELIMINATE): Redefine.
8980 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8981 (sparc_frame_pointer_required): New function.
8982 (sparc_can_eliminate): New function.
8983 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8985 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8986 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8988 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8989 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8990 (xtensa_frame_pointer_required): Make as static, change return type
8992 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8995 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8997 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8998 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8999 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9000 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9001 (register_callback): Handle PLUGIN_START_UNIT.
9002 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9004 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9006 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9008 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9009 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9011 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9013 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9016 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9018 * doc/extend.texi (Additional Floating Types): __float128 is also
9019 supported on i386 targets.
9021 2009-06-29 Richard Guenther <rguenther@suse.de>
9024 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9026 (pt_solutions_same_restrict_base): Declare.
9027 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9029 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9030 (make_constraint_from, make_copy_constraint): Move earlier.
9031 (make_constraint_from_heapvar): New function.
9032 (make_constraint_from_restrict): Likewise.
9033 (handle_lhs_call): Use it.
9034 (find_func_aliases): Use it to track conversions to restrict
9036 (struct fieldoff): Add only_restrict_pointers flag.
9037 (push_fields_onto_fieldstack): Initialize it.
9038 (create_variable_info_for): Track global restrict qualified pointers.
9039 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9040 Track restrict qualified pointer arguments.
9041 (set_uids_in_ptset): Use varinfo is_global_var flag.
9042 (find_what_var_points_to): Set the vars_contains_restrict flag.
9043 Always create the points-to solution for sets including restrict tags.
9044 (pt_solutions_same_restrict_base): New function.
9045 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9046 qualified pointers use pt_solutions_same_restrict_base as
9047 additional source for disambiguation.
9049 2009-06-29 Richard Guenther <rguenther@suse.de>
9052 * alias.c (find_base_decl): Remove.
9053 (get_deref_alias_set_1): Remove restrict handling.
9054 * c-common.c (c_apply_type_quals_to_decl): Do not set
9055 DECL_POINTER_ALIAS_SET.
9056 * gimplify.c (find_single_pointer_decl_1): Remove.
9057 (find_single_pointer_decl): Likewise.
9058 (internal_get_tmp_var): Remove restrict handling.
9059 (gimple_regimplify_operands): Likewise.
9060 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9061 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9062 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9063 * tree.c (restrict_base_for_decl): Remove.
9064 (init_ttree): Do not allocate it.
9065 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9066 LABEL_DECL_UID for label decls.
9067 (copy_node_stat): Do not copy restrict information.
9068 (decl_restrict_base_lookup): Remove.
9069 (decl_restrict_base_insert): Likewise.
9070 (print_restrict_base_statistics): Likewise.
9071 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9072 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9073 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9074 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9075 (LABEL_DECL_UID): Adjust.
9076 (DECL_BASED_ON_RESTRICT_P): Remove.
9077 (DECL_GET_RESTRICT_BASE): Likewise.
9078 (SET_DECL_RESTRICT_BASE): Likewise.
9079 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9081 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9082 instead of DECL_POINTER_ALIAS_SET.
9083 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9084 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9085 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9087 2009-06-29 Richard Guenther <rguenther@suse.de>
9089 PR tree-optimization/40579
9090 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9091 the IL to simplify has constants that overflowed.
9093 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9095 PR tree-optimization/40550
9096 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9097 vector_compute_type only when the size of vector_compute_type is
9098 less than the size of type.
9100 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9102 * fold-const.c (contains_label_1): Fix comments.
9103 (contains_label_p): Do not walk trees multiple time.
9105 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9107 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9108 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9109 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9110 ix86_fp_comparison_operator.
9111 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9112 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9113 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9114 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9115 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9116 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9117 (related splits): Change predicate to ix86_fp_comparison_operator.
9118 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9119 instead of ix86_fp_comparison_codes.
9120 (ix86_trivial_fp_comparison_operator,
9121 ix86_fp_comparison_operator): New.
9122 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9123 (ix86_expand_compare): Eliminate last two parameters.
9124 (ix86_fp_jump_nontrivial_p): Kill.
9125 * config/i386/i386.c (put_condition_code): Eliminate call to
9126 ix86_fp_comparison_codes and subsequent assertion.
9127 (ix86_fp_comparison_codes): Eliminate.
9128 (ix86_fp_swap_condition): New.
9129 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9130 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9131 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9132 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9133 and ix86_fp_swap_condition.
9134 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9135 Use ix86_fp_comparison_strategy.
9136 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9137 (ix86_fp_jump_nontrivial_p): Eliminate.
9138 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9139 call to ix86_expand_compare.
9140 (ix86_split_fp_branch, ix86_expand_setcc,
9141 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9142 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9144 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9146 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9147 related to jump_clobbers.
9148 * config/arm/arm.md (conds): Remove jump_clob case.
9149 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9150 splits): Change comparison_operator to arm_comparison_operator.
9151 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9154 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9156 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9157 condition for floating point modes.
9158 * expmed.c (emit_store_flag_1): Move here a bigger part
9160 (emit_store_flag): Try swapping the condition for floating point
9162 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9164 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9166 * expr.c (expand_expr_real_1): Just use do_store_flag.
9167 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9168 emit_store_flag_force.
9169 * expmed.c (emit_store_flag_force): Copy here trick
9170 previously in expand_expr_real_1. Try reversing the comparison.
9171 (emit_store_flag_1): Work if target is NULL.
9172 (emit_store_flag): Work if target is NULL, using the result mode
9173 from the comparison. Use split_comparison, restructure final part
9174 to simplify conditionals.
9176 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9178 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9179 * dojump.c (do_jump): Change handling of floating-point
9180 ops to use just do_compare_and_jump.
9181 (split_comparison): New.
9182 (do_compare_rtx_and_jump): Add here logic coming previously
9183 in do_jump, using split_comparison.
9185 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9188 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9190 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9192 * tree-ssa-alias.c: Fix unintentional commit.
9194 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9196 * passes.c (execute_one_pass): Fix unintentional commit.
9198 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9200 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9201 (df_rd_local_compute, df_md_local_compute): Inline them.
9203 (df_md_scratch): New.
9204 (df_md_alloc, df_md_free): Allocate/free it.
9205 (df_md_local_compute): Only include live registers in init.
9206 (df_md_transfer_function): Prune the in-set computed by
9207 the confluence function, and the gen-set too.
9209 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9211 PR rtl-optimization/26854
9212 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9213 * df-problems.c (df_rd_add_problem): Fix comment.
9214 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9215 df_md_simulate_artificial_defs_at_top,
9216 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9217 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9218 df_md_transfer_function, df_md_init, df_md_confluence_0,
9219 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9220 problem_MD, df_md_add_problem): New.
9221 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9222 df_md_get_bb_info): New.
9223 (DF_LAST_PROBLEM_PLUS1): Adjust.
9225 * Makefile.in (fwprop.o): Include domwalk.h.
9226 * fwprop.c: Include domwalk.h.
9227 (reg_defs, reg_defs_stack): New.
9228 (bitmap_only_bit_between): Remove.
9229 (process_defs): New.
9230 (process_uses): Use reg_defs and local_md instead of
9231 bitmap_only_bit_between and local_rd.
9232 (single_def_use_enter_block): New, from build_single_def_use_links.
9233 (single_def_use_leave_block): New.
9234 (build_single_def_use_links): Remove code moved to
9235 single_def_use_enter_block, invoke domwalk.
9236 (use_killed_between): Adjust comment.
9238 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9240 * bitmap.h (bitmap_ior_and_into): New.
9241 * bitmap.c (bitmap_ior_and_into): New.
9243 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9245 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9246 before_dom_children_before_stmts and after_dom_children_after_stmts.
9247 Rename the two remaining callbacks to just before_dom_children and
9248 after_dom_children. Remove other GIMPLE statement walking bits.
9249 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9250 * graphite.c: Do not include domwalk.h.
9251 * tree-into-ssa.c (interesting_blocks): New global.
9252 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9253 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9254 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9255 now that they're not domwalk callbacks.
9256 (rewrite_initialize_block): Rename to...
9257 (rewrite_enter_block): ... this, place after called functions. Test
9258 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9259 (rewrite_finalize_block): Rename to...
9260 (rewrite_leave_block): ... this, place after called functions.
9261 (rewrite_update_init_block): Rename to...
9262 (rewrite_update_enter_block): ... this, place after called functions.
9263 Test interesting_blocks, call rewrite_update_stmt and
9264 rewrite_update_phi_arguments.
9265 (rewrite_update_fini_block): Rename to...
9266 (rewrite_leave_block): ... this, place after called functions.
9267 (rewrite_blocks): Remove last argument, simplify initialization of
9269 (mark_def_sites_initialize_block): Rename to...
9270 (mark_def_sites_block): ... this, call mark_def_sites.
9271 (mark_def_sites_blocks): Remove argument, simplify initialization of
9273 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9274 (update_ssa): Likewise.
9275 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9277 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9278 (dom_opt_initialize_block): Rename to...
9279 (dom_opt_enter_block): ... this, place after called functions. Walk
9280 statements here, inline propagate_to_outgoing_edges.
9281 (dom_opt_finalize_block): Rename to...
9282 (dom_opt_leave_block): ... this, place after called functions.
9283 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9285 (dse_enter_block, dse_record_phi): New.
9286 (dse_record_phis): Delete.
9287 (dse_finalize_block): Rename to...
9288 (dse_leave_block): ... this.
9289 (tree_ssa_dse): Simplify initialization of walk_data.
9290 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9291 Adjust initialization of walk_data.
9292 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9293 * tree-ssa-loop-phiopt.c (get_non_trapping):
9294 Adjust initialization of walk_data.
9295 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9296 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9297 it's not a domwalk callback.
9298 (uncprop_initialize_block): Rename to...
9299 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9300 (dse_finalize_block): Rename to...
9301 (dse_leave_block): ... this.
9302 (tree_ssa_uncprop): Simplify initialization of walk_data.
9303 * Makefile.in: Adjust dependencies.
9305 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9307 * arm.md (casesi): Fix test for Thumb1.
9308 (thumb1_casesi_internal_pic): Likewise.
9309 (thumb1_casesi_dispatch): Likewise.
9311 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9313 * config/arm/arm-cores.def: Added core cortex-m0.
9314 * config/arm/arm-tune.md: Regenerated.
9315 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9317 2009-06-26 DJ Delorie <dj@redhat.com>
9319 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9321 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9322 the scheduler doesn't tag jump insns.
9324 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9326 * c-decl.c (merge_decls): Re-indent.
9328 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9331 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9332 Special-case decimal float constants.
9334 2009-06-26 Richard Henderson <rth@redhat.com>
9336 * function.h (struct function): Add cannot_be_copied_reason,
9337 and cannot_be_copied_set.
9338 * tree-inline.c (has_label_address_in_static_1): Rename from
9339 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9340 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9341 don't set inline_forbidden_reason.
9342 (copy_forbidden): New function, split out of inline_forbidden_p.
9343 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9344 (inline_forbidden_p): Use copy_forbidden.
9345 (tree_versionable_function_p): Likewise.
9346 (inlinable_function_p): Merge into tree_inlinable_function_p.
9347 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9348 * ipa-cp.c (ipcp_versionable_function_p): New function.
9349 (ipcp_cloning_candidate_p): Use it.
9350 (ipcp_node_modifiable_p): Likewise.
9352 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9354 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9355 that is marked not to be inlined. Remove flag_mudflap use.
9356 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9357 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9359 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9362 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9363 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9365 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9367 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9369 (__mingwthr_remove_key_dtor): Likewise.
9371 2009-06-26 Richard Guenther <rguenther@suse.de>
9373 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9375 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9378 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9379 try the non-cond_exec path also.
9381 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9384 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9385 (output_cbranch): Use new functions.
9386 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9389 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9390 Pat Haugen <pthaugen@us.ibm.com>
9391 Revital Eres <ERES@il.ibm.com>
9393 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9394 for %c error. Add %x support to print VSX registers as a unified
9395 register set, instead of separate float and altivec registers.
9396 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9397 %y case, and add support for VSX pre-modify addresses.
9398 (output_toc): Add assert for CONST containing an integer constant
9400 (rs6000_adjust_cost): Add POWER7 support.
9401 (insn_must_be_first_in_group): Ditto.
9402 (insn_must_be_last_in_group): Ditto.
9403 (rs6000_emit_popcount): Ditto.
9404 (rs6000_vector_mode_supported_p): Ditto.
9406 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9407 Change some of the functions called by macros to being called
9408 through a pointer, so debug functions can be inserted if
9409 -mdebug=addr or -mdebug=cost.
9410 (rs6000_preferred_reload_class_ptr): Ditto.
9411 (rs6000_secondary_reload_class_ptr): Ditto.
9412 (rs6000_secondary_memory_needed_ptr): Ditto.
9413 (rs6000_cannot_change_mode_class_ptr): Ditto.
9414 (rs6000_secondary_reload_inner): Ditto.
9415 (rs6000_legitimize_reload_address): Ditto.
9416 (rs6000_legitimize_reload_address_ptr): Ditto.
9417 (rs6000_mode_dependent_address): Ditto.
9418 (rs6000_mode_dependent_address_ptr): Ditto.
9420 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9421 function to return true if the mode allows reg + integer
9423 (virtual_stack_registers_memory_p): New function to return true if
9424 the address refers to a virtual stack register.
9425 (rs6000_legitimate_offset_address_p): Move code to say whether a
9426 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9428 (rs6000_legitimate_address_p): Add checks for modes that only can
9429 do reg+reg addressing. Start adding VSX support.
9430 (rs6000_legitimize_reload_address): Ditto.
9431 (rs6000_legitimize_address): Ditto.
9432 (rs6000_debug_legitimate_address_p): New debug functions for
9433 -mdebug=addr and -mdebug=cost.
9434 (rs6000_debug_rtx_costs): Ditto.
9435 (rs6000_debug_address_costs): Ditto.
9436 (rs6000_debug_adjust_cost): Ditto.
9437 (rs6000_debug_legitimize_address): Ditto.
9438 (rs6000_legitimize_reload_address_ptr): Point to call normal
9439 function or debug function. Make functions called via pointer
9441 (rs6000_mode_dependent_address_ptr): Ditto.
9442 (rs6000_secondary_reload_class_ptr): Ditto.
9443 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9444 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9445 into a friendlier error.
9446 (rs6000_init_builtins): Add initial VSX support.
9447 (rs6000_adjust_cost): Fix some spacing issues.
9449 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9450 (REG_CLASS_NAMES): Ditto.
9451 (REG_CLASS_CONTENTS): Ditto.
9452 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9453 pointer, to add -mdebug=addr support.
9454 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9455 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9456 -mdebug=addr support.
9457 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9458 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9459 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9461 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9463 (bswapsi*): Set attribute types for load/store. Add combiner
9464 patterns to eliminate zero extend on 64-bit.
9465 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9466 stdbrx if the hardware supports those instructions.
9468 2009-06-25 Ian Lance Taylor <iant@google.com>
9470 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9471 (Link Options): Document -static-libstdc++.
9473 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9476 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9477 DATA_ALIGNMENT instead.
9479 2009-06-25 Richard Guenther <rguenther@suse.de>
9481 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9482 indirect references against the callused/escaped solutions.
9483 (call_may_clobber_ref_p_1): Likewise.
9485 2009-06-25 Martin Jambor <mjambor@suse.cz>
9487 PR tree-optimization/40493
9488 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9489 (enum unscalarized_data_handling): New type.
9490 (handle_unscalarized_data_in_subtree): Return what has been done.
9491 (load_assign_lhs_subreplacements): Handle left flushes differently.
9492 (sra_modify_assign): Use unscalarized_data_handling, simplified
9493 condition determining whether to remove the statement.
9495 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9497 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9498 excerpt - @ should be doubled for texinfo.
9500 2009-06-24 Ian Lance Taylor <iant@google.com>
9502 * config/arc/arc.c: Include "df.h".
9503 (arc_attribute_table): Make static. Move higher in file.
9504 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9505 (output_shift): Initialize n later to avoid warning.
9506 * config/arm/arm.c (arm_attribute_table): Make static. Move
9508 * config/avr/avr.c (avr_attribute_table): Make static. Move
9510 (reg_class_tab): Change array type from int to enum reg_class.
9511 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9513 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9514 (lshrhi3_out): Likewise.
9515 (class_likely_spilled_p): Change return type to bool.
9516 (avr_rtx_costs): Use local code variable with enum type.
9517 * config/avr/avr.md (movmemhi): Use add_reg_note.
9518 (andhi3, andsi3): Don't use AS2 with "and".
9519 (iorhi3, iorsi3): Don't use AS2 with "or".
9520 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9521 * config/crx/crx.c: Include "df.h".
9522 (crx_attribute_table): Make static.
9523 * config/m32r/m32r.c: Include "df.h".
9524 (m32r_attribute_table): Make static. Move higher in file.
9525 (pop): Use add_reg_note.
9526 (block_move_call): Change 0 to LCT_NORMAL in function call.
9527 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9528 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9529 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9530 declare, not just when TREE_CODE is defined.
9531 * config/m68hc11/m68hc11.c: Include "expr.h".
9532 (m68hc11_attribute_table): Make static. Move higher in file.
9533 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9535 (m68hc11_register_indirect_p): Likewise.
9536 (m68hc11_function_arg_padding): Change return type to enum
9538 (emit_move_after_reload): Use add_reg_note.
9539 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9540 (m68hc11_split_logical): Likewise.
9541 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9543 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9544 to VOIDmode in function call.
9545 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9547 (m68hc11_split_logical): Update declaration.
9548 (m68hc11_function_arg_padding): Update declaration.
9549 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9550 to array of enum reg_class.
9551 (mcore_attribute_table): Make static. Move higher in file.
9552 (mcore_rtx_costs): Add cast to enum type.
9553 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9554 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9555 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9557 * config/sh/predicates.md (trapping_target_operand): Rename and to
9559 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9561 * config/spu/spu.c (spu_attribute_table): Make static. Move
9563 * config/v850/v850.c (v850_attribute_table): Make static. Move
9565 (v850_rtx_costs): Use local code with enum type.
9566 (expand_epilogue): Add cast.
9567 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9569 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9572 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9573 -m2a-single-only and -m2a-nofpu.
9574 * config/sh/sh.opt: Document m2a generates FPU code.
9576 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9578 * defaults.h (CAN_ELIMINATE): Provide default.
9579 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9580 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9581 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9582 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9583 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9584 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9585 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9586 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9587 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9588 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9590 2009-06-24 DJ Delorie <dj@redhat.com>
9592 * mep-ext-cop.cpu: Fix copyright notice.
9593 * mep-default: Fix copyright notice.
9594 * mep-core: Fix copyright notice.
9595 * mep: Fix copyright notice.
9596 * mep-ivc2: Fix copyright notice.
9597 * mep-c5: Fix copyright notice.
9599 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9601 * doc/contrib.texi (Contributors):
9603 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9606 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9607 src and dst operands if necessary.
9609 2009-06-23 DJ Delorie <dj@redhat.com>
9612 * config.gcc: Add mep support.
9613 * recog.c: Resurrect validate_replace_rtx_subexp().
9614 * recog.h: Likewise.
9615 * config/mep/: Add new port:
9616 * config/mep/constraints.md: New file.
9617 * config/mep/default.h: New file.
9618 * config/mep/intrinsics.h: New file.
9619 * config/mep/intrinsics.md: New file.
9620 * config/mep/ivc2-template.h: New file.
9621 * config/mep/mep-c5.cpu: New file.
9622 * config/mep/mep-core.cpu: New file.
9623 * config/mep/mep-default.cpu: New file.
9624 * config/mep/mep-ext-cop.cpu: New file.
9625 * config/mep/mep-intrin.h: New file.
9626 * config/mep/mep-ivc2.cpu: New file.
9627 * config/mep/mep-lib1.asm: New file.
9628 * config/mep/mep-lib2.c: New file.
9629 * config/mep/mep-pragma.c: New file.
9630 * config/mep/mep-protos.h: New file.
9631 * config/mep/mep-tramp.c: New file.
9632 * config/mep/mep.c: New file.
9633 * config/mep/mep.cpu: New file.
9634 * config/mep/mep.h: New file.
9635 * config/mep/mep.md: New file.
9636 * config/mep/mep.opt: New file.
9637 * config/mep/predicates.md: New file.
9638 * config/mep/t-mep: New file.
9640 2009-06-23 Ian Lance Taylor <iant@google.com>
9642 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9643 from loose_warn into c_loose_warn and from strict_warn into
9644 c_strict_warn. Set and substitute warn_cxxflags. Check for
9645 --enable-build-with-cxx. Set and substitute
9646 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9647 * Makefile.in (CXXFLAGS): New variable.
9648 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9649 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9650 the default is the same as $(STRICT_WARN).
9651 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9652 (CXX): New variable.
9653 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9654 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9655 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9656 (HOST_LIBS): New variable.
9657 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9658 (ALL_CXXFLAGS): New variable.
9659 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9660 * doc/install.texi (Configuration): Document
9661 --enable-build-with-cxx, --with-stage1-ldflags,
9662 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9663 * configure: Rebuild.
9665 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9667 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9668 from previous commit.
9670 2009-06-23 Ian Lance Taylor <iant@google.com>
9672 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9674 2009-06-23 Ian Lance Taylor <iant@google.com>
9676 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9677 with ATTRIBUTE_UNUSED.
9679 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9680 Pat Haugen <pthaugen@us.ibm.com>
9681 Revital Eres <eres@il.ibm.com>
9683 * config.in (HAVE_AS_POPCNTD): Add default definition.
9684 (HAVE_AS_LWSYNC): Ditto.
9686 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9688 (gcc_cv_as_powerpc_cmpb): Ditto.
9689 (gcc_cv_as_powerpc_dfp): Ditto.
9690 (gcc_cv_as_powerpc_vsx): Ditto.
9691 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9692 supporting the popcntd/lwsync instructions.
9693 (gcc_cv_as_powerpc_lwsync): Ditto.
9694 * configure: Regenerate.
9696 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9697 -mcpu=native and -mcpu=power7.
9698 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9700 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9701 a variable instead of a mask to reduce the number of mask bits.
9702 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9703 (-mbit-word): Ditto.
9704 (-mregnames): Ditto.
9705 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9706 (-mfused-madd): Ditto.
9708 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9710 (-mvsx): New switch for VSX instructions.
9711 (-misel): Move from a variable to a mask to allow it to be set by
9714 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9715 function declaration to an array declaration.
9716 (rs6000_hard_regno_nregs): New external array declaration.
9718 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9719 files included by rs6000.md.
9721 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9722 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9724 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9726 (rs6000_debug_reg): New -mdebug= variables.
9727 (rs6000_debug_addr): Ditto.
9728 (rs6000_debug_cost): Ditto.
9729 (rs6000_pmode): New variable to hold Pmode.
9730 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9731 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9732 calculated at compiler start.
9733 (rs6000_hard_regno_nregs): Change function to an array which holds
9734 HARD_REGNO_NREGS calculated at compiler start.
9735 (rs6000_explicit_options): Delete isel field.
9736 (rs6000_vector_unit): New array to hold which vector unit
9737 supports arithmetic options for a given type.
9738 (rs6000_vector_mem): New array to hold which vector unit supports
9739 memory reference operations for a given type.
9740 (rs6000_vector_align): New array to given the alignment of each
9742 (power7_cost): New basic costs for power7.
9743 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9744 (rs6000_hard_regno_nregs_internal): New function, moved from
9745 HARD_REGNO_NREGS, to calculate the number of registers each hard
9746 register takes for each type.
9747 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9748 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9749 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9750 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9751 unit information here so it is calculated once at compiler startup
9753 (rs6000_override_options): Make -misel a target mask. Add more
9754 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9755 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9757 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9758 (rs6000_handle_option): Move -misel from variable to target mask.
9759 (rs6000_builtin_mask_for_load): Add VSX support.
9760 (rs6000_conditional_register_usage): Ditto.
9761 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9762 (function_arg_boundary): Ditto.
9763 (rs6000_expand_builtin): Ditto.
9764 (def_builtin): Make abort message a little friendlier.
9765 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9767 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9768 assembler support the popcntd instruction instead of a vsx
9769 instruction to enable power7 support.
9770 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9771 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9772 option to the assembler if -mcpu=native.
9773 (ASM_CPU_NATIVE_SPEC): Ditto.
9774 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9776 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9777 the lwsync instruction.
9778 (enum processor_type): Add PROCESSOR_POWER7.
9779 (rs6000_debug_reg): New -mdebug= options.
9780 (rs6000_debug_addr): Ditto.
9781 (rs6000_debug_cost): Ditto.
9782 (rs6000_isel): Delete.
9783 (enum rs6000_vector): New enum to say what vector unit we have.
9784 (VECTOR_UNIT_*): New macros to say which vector unit has
9785 arithmetic operations for a given type.
9786 (VECTOR_MEM_*): New macros to say which vector unit has memory
9787 operations for a given type.
9788 (TARGET_LDBRX): Whether the machine supports the ldbrx
9790 (TARGET_ISEL): Delete, -misel moved to be a mask.
9791 (TARGET_ISEL64): New macro for 64-bit isel support.
9792 (UNITS_PER_VSX_WORD): New macro.
9793 (POINTER_SIZE): Move to be an external variable, rather than
9794 calculating whether we are generating 32 ot 64-bit code.
9796 (STACK_BOUNDARY): Add VSX support.
9797 (LOCAL_ALIGNMENT): Ditto.
9798 (SLOW_UNALIGNED_ACCESS): Ditto.
9799 (VSX_REGNO_P): New macro for VSX support.
9800 (VFLOAT_REGNO_P): Ditto.
9801 (VINT_REGNO_P): Ditto.
9802 (VLOGICAL_REGNO_P): Ditto.
9803 (VSX_VECTOR_MODE): Ditto.
9804 (VSX_SCALAR_MODE): Ditto.
9806 (VSX_MOVE_MODE): Ditto.
9807 (VSX_REG_CLASS_P): Ditto.
9808 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9810 (UNITS_PER_SIMD_WORD): Add VSX support.
9811 (MODES_TIEABLE_P): Ditto.
9812 (STARTING_FRAME_OFFSET): Ditto.
9813 (STACK_DYNAMIC_OFFSET): Ditto.
9814 (EPILOGUE_USES): Ditto.
9815 (REGNO_REG_CLASS): Move to array lookup.
9816 (CLASS_MAX_NREGS): Ditto.
9817 (rs6000_vector_reg_class): Add declaration.
9818 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9819 overlap with the floating point and Altivec registers.
9821 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9823 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9824 give the appropriate asm switches if -mcpu=native.
9825 (host_detect_local_cpu): Add support for "asm".
9826 (host_detect_local_cpu): Follow GNU code guidelines for name.
9828 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9829 -mbit-word to a variable instead of being a target mask.
9831 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9832 emit the lwsync instruction instead of emitting the instruction as
9833 an integer constant.
9835 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9836 fixuns_trundfsi2, move expander into rs6000.md.
9838 * config/rs6000/rs6000.md (cpu): Add power7.
9839 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9840 (logical predicate patterns): Change the single instruction
9841 primitives that set CR0 to be fast_compare instead of compare.
9843 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9844 (popcntddi2): Ditto.
9845 (popcount<mode>): Ditto.
9846 (floating multiply/add insns): Name the floating point
9848 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9849 (isel_unsigned_<mode>): Ditto.
9850 (fixuns_trundfsi2): Move expander here from spe.md.
9851 (smindi3): Define if we have -misel on 64-bit systems.
9856 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9858 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9860 * config/avr/avr.c (avr_current_device): New variable.
9861 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9862 (avr_arch, mcu_type_s): Move to avr.h.
9863 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9864 default_data_section_start fields.
9865 (avr_arch): Moved from avr.c.
9866 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9867 library_name fields.
9868 (avr_current_device, avr_mcu_types, avr_arch_types,
9869 avr_device_to_arch, avr_device_to_data_start,
9870 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9871 (EXTRA_SPEC_FUNCTIONS): Define.
9872 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9873 options mapping. Use device_to_arch and device_to_data_start insted.
9874 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9875 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9876 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9877 * config/avr/driver-avr.c: New file.
9878 * config/avr/avr-devices.c: New file.
9880 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9882 * var-tracking.c (unshare_variable): Force initialized to
9883 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9884 (set_variable_part): Likewise.
9885 (struct variable_union_info): Remove pos_src field.
9886 (vui_vec, vui_allocated): New variables.
9887 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9888 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9889 == 1 use a simpler sorting algorithm. Compute pos field right
9890 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9891 Avoid quadratic comparison if !flag_var_tracking_uninit.
9892 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9893 unshare_variable unconditionally.
9894 (dataflow_set_different_2): Removed.
9895 (dataflow_set_different): Don't traverse second hash table.
9896 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9897 unconditionally to var_reg_set or var_mem_set.
9898 (emit_notes_in_bb): Likewise.
9899 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9901 (emit_note_insn_var_location): Don't set initialized to
9902 VAR_INIT_STATUS_INITIALIZED early.
9903 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9905 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9907 * tree-object-size.c (addr_object_size): Instead of checking
9908 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9909 are no FIELD_DECLs following it.
9911 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9913 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9914 order to match bswaps with signed source operands.
9916 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9918 * sdbout.c (sdbout_one_type): Fix braces in switch.
9920 2009-06-23 Richard Guenther <rguenther@suse.de>
9922 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9924 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9925 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9926 var_callused, callused_tree, var_storedanything, storedanything_tree,
9927 var_integer, integer_tree): Remove global variables.
9928 (new_var_info): Do not pass new id, append the new var to the
9929 global variable vector.
9930 (do_ds_constraint): Use is_global_var member of the variable-info.
9931 (new_scalar_tmp_constraint_exp): Adjust.
9932 (create_function_info_for): Likewise.
9933 (create_variable_info_for): Likewise.
9934 (find_what_var_points_to): Remove dead code.
9935 (init_base_vars): Simplify.
9936 (compute_points_to_sets): Adjust.
9938 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9940 * combine.c (try_combine): Dump information about the insns we're
9943 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9945 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9946 check when calling force_to_mode on TRUNCATE's operand.
9948 2009-06-22 Ian Lance Taylor <iant@google.com>
9950 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9952 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9954 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9956 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9958 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9959 override library linkage flags such as -static-libgcc or
9962 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9964 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9966 2009-06-22 Ian Lance Taylor <iant@google.com>
9968 * config/linux.opt: Put mglibc ahead of muclibc.
9970 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9971 for duplicate decls.
9973 2009-06-22 Matthias Klose <doko@ubuntu.com>
9975 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9977 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9980 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9981 instead of NULL if a parser error occurs.
9983 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9985 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9986 non-DWARF2_DEBUGGING_INFO version.
9988 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9990 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9991 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9993 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9994 (LIBGCC2_TF_CEXT): Define.
9997 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10000 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10002 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10004 * config/arm/arm.c (arm_override_options): Disable
10005 -mcaller-super-interworking and -mcallee-super-interworking.
10006 * doc/invoke.texi (ARM Options): Document this.
10008 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10010 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10011 * config/arm/constraints.md (j): New constraint for movw operands.
10012 (N): Remove thumb2 meaning.
10013 * config/arm/arm.md (*arm_movw): Delete.
10014 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10015 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10016 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10018 2009-06-22 Martin Jambor <mjambor@suse.cz>
10020 PR tree-optimization/40492
10021 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10022 build_ref_for_offset.
10024 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10026 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10027 JUMP_TABLE_DATA_P predicates where applicable.
10028 * auto-inc-dec.c: Ditto.
10029 * builtins.c: Ditto.
10030 * caller-save.c: Ditto.
10032 * cfgcleanup.c: Ditto.
10033 * cfglayout.c: Ditto.
10035 * combine.c: Ditto.
10036 * combine-stack-adj.c: Ditto.
10040 * df-scan.c: Ditto.
10042 * dwarf2asm.c: Ditto.
10043 * dwarf2out.c: Ditto.
10044 * emit-rtl.c: Ditto.
10050 * function.c: Ditto.
10053 * genpreds.c: Ditto.
10054 * genrecog.c: Ditto.
10056 * ira-costs.c: Ditto.
10057 * ira-lives.c: Ditto.
10059 * loop-iv.c: Ditto.
10060 * lower-subreg.c: Ditto.
10061 * modulo-sched.c: Ditto.
10063 * postreload.c: Ditto.
10064 * print-rtl.c: Ditto.
10066 * reginfo.c: Ditto.
10067 * regmove.c: Ditto.
10068 * reload1.c: Ditto.
10071 * rtlanal.c: Ditto.
10073 * sched-vis.c: Ditto.
10075 * sel-sched-ir.c: Ditto.
10076 * simplify-rtx.c: Ditto.
10077 * targhooks.c: Ditto.
10078 * var-tracking.c: Ditto.
10079 * vmsdbgout.c: Ditto.
10081 2009-06-22 Matthias Klose <doko@ubuntu.com>
10083 * Makefile.in (install-plugin): Always use DESTDIR.
10085 2009-06-22 Olivier Hainque <hainque@adacore.com>
10087 * config/pa/pa.c (output_call): Don't optimize post call jumps
10088 into return address adjustments if the call may throw.
10090 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10092 * arm.c (thumb1_output_casesi): New function.
10093 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10094 optimizing for size or PIC.
10095 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10096 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10097 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10098 (thumb1_casesi_internal_pic): New expand rule.
10099 (thumb1_casesi_dispatch): New pattern.
10100 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10102 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10103 in the text seciton when PIC or optimizing for size.
10104 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10105 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10106 preservation properties of code.
10107 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10108 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10109 (__gnu_thumb1_case_si): New function.
10110 * t-arm (LIB1ASMSRC): Define here.
10111 (LIB1ASMFUNCS): Add some common functions.
10112 * t-arm-elf (LIB1ASMSRC): Delete.
10113 (LIB1ASMFUNCS): Append to existing set.
10114 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10115 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10116 * t-symbian (LIB1ASMFUNCS): Likewise.
10117 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10118 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10120 2009-06-21 Richard Guenther <rguenther@suse.de>
10122 PR tree-optimization/38729
10123 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10124 to loops with a single exit if -fno-expensive-optimizations.
10126 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10128 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10129 (dataflow_set): Change vars type from htab_t to shared_hash.
10130 (shared_hash_pool, empty_shared_hash): New variables.
10131 (vars_clear): Removed.
10132 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10133 shared_hash_find_slot_unshare, shared_hash_find_slot,
10134 shared_hash_find_slot_noinsert, shared_hash_find): New
10136 (shared_hash_unshare, shared_hash_destroy): New functions.
10137 (unshare_variable): Unshare set->vars if shared, use
10139 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10140 (get_init_value, find_src_set_src, dump_dataflow_set,
10141 clobber_variable_part, emit_notes_for_differences): Use
10143 (dataflow_set_init): Remove second argument, set vars to
10144 empty_shared_hash instead of creating a new htab.
10145 (dataflow_set_clear): Call shared_hash_destroy and set vars
10146 to empty_shared_hash instead of calling vars_clear.
10147 (dataflow_set_copy): Don't call vars_copy, instead just share
10148 the src htab with dst.
10149 (variable_union): Use shared_hash_*, use initially NO_INSERT
10150 lookup if set->vars is shared. Don't keep slot cleared before
10151 calling unshare_variable. Unshare set->vars if needed.
10152 Even ->refcount == 1 vars must be unshared if set->vars is shared
10153 and var needs to be modified.
10154 (variable_canonicalize): New function.
10155 (dataflow_set_union): If dst->vars is empty, just share src->vars
10156 with dst->vars and traverse with variable_canonicalize to canonicalize
10157 and unshare what is needed.
10158 (dataflow_set_different): If old_set and new_set use the same shared
10159 htab, they aren't different. If number of htab elements is different,
10160 htabs are different. Use shared_hash_*.
10161 (dataflow_set_destroy): Call shared_hash_destroy instead of
10163 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10164 second argument to dataflow_set_init.
10165 (vt_initialize): Likewise. Initialize shared_hash_pool and
10166 empty_shared_hash, move bb in/out initialization afterwards.
10167 Use variable_htab_free instead of NULL as changed_variables del hook.
10168 (variable_was_changed): Change type of second argument to pointer to
10169 dataflow_set. When inserting var into changed_variables, bump
10170 refcount. Unshare set->vars if set is shared htab and slot needs to
10172 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10173 lookup if set->vars is shared. Unshare set->vars if needed.
10174 Even ->refcount == 1 vars must be unshared if set->vars is shared
10175 and var needs to be modified. Adjust variable_was_changed caller.
10176 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10177 vars must be unshared if set->vars is shared and var needs to be
10178 modified. Adjust variable_was_changed caller.
10179 (emit_note_insn_var_location): Don't pool_free var.
10180 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10182 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10183 free_alloc_pool on shared_hash_pool.
10185 2009-06-20 Anthony Green <green@moxielogic.com>
10187 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10188 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10190 2009-06-20 Richard Guenther <rguenther@suse.de>
10192 * tree-ssa-structalias.c (find_func_aliases): For memset use
10193 a constraint from NULL if we memset to zero.
10194 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10195 we explicitly handle that do not read from memory.
10196 (call_may_clobber_ref_p_1): Properly handle builtins that may
10199 2009-06-20 Richard Guenther <rguenther@suse.de>
10201 PR tree-optimization/40495
10202 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10203 (new_scalar_tmp_constraint_exp): New function.
10204 (process_constraint): Do not create temporary decls.
10205 (process_all_all_constraints): Likewise.
10206 (handle_const_call): Likewise.
10207 (create_function_info_for): Do not set decl.
10209 2009-06-19 Ian Lance Taylor <iant@google.com>
10211 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10212 (rs6000_attribute_table): Make static; move before use.
10214 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10216 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10217 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10218 Propagate the TREE_READONLY flag without overwriting it.
10219 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10220 Propagate the TREE_READONLY flag onto the result.
10221 (process_call_operands): Move around. Use correct constant value.
10223 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10226 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10227 * config/arm/arm.md: Likewise.
10229 2009-06-19 Ian Lance Taylor <iant@google.com>
10231 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10232 to GIMPLE_ERROR_MARK.
10234 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10235 op2_original_type parameters. Warn about using different enum types.
10236 * c-parser.c (c_parser_conditional_expression): Pass original
10237 types to build_conditional_expr.
10238 * c-tree.h (build_conditional_expr): Update declaration.
10240 2009-06-19 Ian Lance Taylor <iant@google.com>
10242 * config/i386/i386.c (ix86_function_specific_save): Test that
10243 fields match values, rather than testing the values are in a
10246 2009-06-19 Richard Guenther <rguenther@suse.de>
10248 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10249 ADDR_EXPR pointers.
10250 (ptr_derefs_may_alias_p): Likewise.
10251 (ptr_deref_may_alias_ref_p_1): New function.
10252 (ptr_deref_may_alias_ref_p): Likewise.
10253 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10254 covered by looking at the ESCAPED solution.
10255 (call_may_clobber_ref_p_1): Likewise.
10256 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10257 Handle NULL_TREE offset. Do not produce redundant constraints.
10258 (process_all_all_constraints): New helper function.
10259 (do_structure_copy): Use it.
10260 (handle_lhs_call): Likewise.
10261 (find_func_aliases): Handle some builtins with pointer arguments
10262 and/or return values explicitly.
10264 2009-06-19 Ian Lance Taylor <iant@google.com>
10266 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10268 2009-06-19 Ian Lance Taylor <iant@google.com>
10270 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10272 2009-06-19 Ian Lance Taylor <iant@google.com>
10274 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10275 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10278 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10279 uninitialized const.
10281 2009-06-19 Ian Lance Taylor <iant@google.com>
10283 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10286 * c-decl.c (in_struct, struct_types): Remove.
10287 (struct c_binding): Add in_struct field.
10288 (c_binding_ptr): Define type, along with VEC.
10289 (struct c_struct_parse_info): Define.
10290 (struct_parse_info): New static variable.
10291 (bind): Initialize in_struct field.
10292 (start_struct): Remove enclosing_in_struct and
10293 enclosing_struct_types parameters. Add
10294 enclosing_struct_parse_info parameter. Change all callers. Set
10295 struct_parse_info rather than in_struct and struct_types.
10296 (grokfield): If -Wc++-compat and there is a symbol binding for the
10297 field name, set the in_struct flag and push it on the
10298 struct_parse_info->fields vector.
10299 (warn_cxx_compat_finish_struct): New static function.
10300 (finish_struct): Remove enclosing_in_struct and
10301 enclosing_struct_types parameters. Add
10302 enclosing_struct_parse_info parameter. Change all callers. Don't
10303 set C_TYPE_DEFINED_IN_STRUCT here. Call
10304 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10305 parameter. Only push on struct_types if warn_cxx_compat.
10306 (finish_enum): Only push on struct_types if warn_cxx_compat.
10307 (declspecs_add_type): Add loc parameter. Change all callers.
10308 Change all error calls to error_at. Pass loc, not input_location,
10309 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10310 defined in a struct. If -Wc++-compat and parsing a struct, record
10311 that a typedef name was used.
10312 * c-parser.c (c_parser_declspecs): Get location to pass to
10313 declspecs_add_type.
10314 (c_parser_struct_or_union_specifier): Update calls to start_struct
10316 * c-tree.h (struct c_struct_parse_info): Declare.
10317 (finish_struct, start_struct): Update declarations.
10318 (declspecs_add_type): Update declaration.
10320 2009-06-19 Ian Lance Taylor <iant@google.com>
10322 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10323 variable with an anonymous type.
10325 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10327 * see.c: Remove for real.
10329 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10331 * optabs.h (enum optab_index): Add new OTI_significand.
10332 (significand_optab): Define corresponding macro.
10333 * optabs.c (init_optabs): Initialize significand_optab.
10334 * genopinit.c (optabs): Implement significand_optab using
10335 significand?f2 patterns.
10336 * builtins.c (expand_builtin_mathfn): Handle
10337 BUILT_IN_SIGNIFICAND{,F,L}.
10338 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10339 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10341 * config/i386/i386.md (significandxf2, significand<mode>2): New
10342 expanders to implement significandf, significand and significandl
10343 built-ins as inline x87 intrinsics.
10345 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10347 * config/avr/avr.c (avr_override_options): Remove setting value of
10348 PARAM_INLINE_CALL_COST.
10350 2009-06-18 Richard Henderson <rth@redhat.com>
10353 * tree-pass.h (TDF_ASMNAME): New.
10354 * tree-dump.c (dump_options): Add asmname.
10355 * doc/invoke.texi: Document it.
10357 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10358 (dump_decl_name): ...here.
10359 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10360 (dump_generic_node): Update dump_function_name calls.
10361 (print_call_name): New flags arg; update all dump calls.
10362 * diagnostic.h (print_call_name): Update.
10363 * gimple-pretty-print.c (dump_gimple_call): Update.
10365 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10368 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10370 2009-06-18 Diego Novillo <dnovillo@google.com>
10372 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10373 * plugin.c (str_license): Declare.
10374 (try_init_one_plugin): Assert that the symbol
10375 'plugin_is_GPL_compatible' exists.
10377 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10380 * Makefile.in (OBJS-common): Remove see.o.
10382 * common.opt (fsee): Mark as preserved for backward compatibility.
10383 * opts.c (common_handle_option): Add OPT_fsee to the backward
10384 compatibility section.
10385 * passes.c (init_optimization_passes, pass_see): Remove pass.
10386 * timevar.def (TV_SEE): Remove.
10387 * tree-pass.h (pass_see): Remove declaration.
10388 * doc/invoke.texi (-fsee): Remove documentation.
10390 2009-06-18 Martin Jambor <mjambor@suse.cz>
10392 * tree-sra.c: Include statistics.h
10393 (sra_stats): New variable.
10394 (sra_initialize): Clear sra_stats.
10395 (create_access_replacement): Increment sra_stats.replacements.
10396 (get_access_replacement): Do not return twice.
10397 (analyze_all_variable_accesses): Increment statistics counter by the
10398 number of scalarized aggregates.
10399 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10400 (sra_modify_expr): Increment sra_stats.exprs.
10401 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10402 (sra_modify_assign): Increment sra_stats.exprs,
10403 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10404 (perform_intra_sra): Update statistics counters.
10405 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10407 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10409 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10410 (arm_scalar_mode_supported_p): New function.
10412 2009-06-18 Paul Brook <paul@codesourcery.com>
10413 Sandra Loosemore <sandra@codesourcery.com>
10415 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10416 (__extendhfsf2, __truncsfhf2): Define.
10417 * config/arm/fp16.c: New file.
10418 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10419 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10421 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10423 * doc/extend.texi (Half-Precision): New section.
10424 * doc/invoke.texi (Option Summary): List -mfp16-format.
10425 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10426 * config/arm/arm.opt (mfp16-format=): New.
10427 * config/arm/arm.c: Include intl.h.
10428 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10429 (TARGET_INVALID_RETURN_TYPE): Redefine.
10430 (TARGET_PROMOTED_TYPE): Redefine.
10431 (TARGET_CONVERT_TO_TYPE): Redefine.
10432 (arm_fp16_format): Define.
10433 (all_fpus): Add entry for neon-fp16.
10434 (fp_model_for_fpu): Likewise.
10435 (struct fp16_format): Declare.
10436 (all_fp16_formats): Define.
10437 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10439 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10441 (arm_legitimate_index_p): Treat HFmode like HImode.
10442 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10443 (coproc_secondary_reload_class): Special-case HFmode.
10444 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10445 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10446 (arm_init_fp16_builtins): New.
10447 (arm_init_builtins): Call it.
10448 (arm_invalid_parameter_type): New.
10449 (arm_invalid_return_type): New.
10450 (arm_promoted_type): New.
10451 (arm_convert_to_type).
10452 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10454 (arm_emit_fp16_const): New function.
10455 (arm_mangle_type): Mangle __fp16 as "Dh".
10456 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10458 (TARGET_NEON_FP16): New.
10459 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10460 (enum fputype): Add FPUTYPE_NEON_FP16.
10461 (enum arm_fp16_format_type): Declare.
10462 (arm_fp16_format): Declare.
10463 (LARGEST_EXPONENT_IS_NORMAL): Define.
10464 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10465 * config/arm/arm-modes.def (HFmode): Define.
10466 * config/arm/vfp.md: (*movhf_vfp): New.
10467 (extendhfsf2): New.
10469 * config/arm/arm.md: (fpu): Add neon_fp16.
10470 (floatsihf2, floatdihf2): New.
10471 (fix_trunchfsi2, fix_trunchfdi2): New.
10473 (extendhfdf2): New.
10475 (*arm32_movhf): New.
10476 (*thumb1_movhf): New.
10477 (consttable_2): Add check for HFmode constants.
10478 (consttable_4): Handle HFmode constants.
10480 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10482 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10484 2009-06-17 Olivier Hainque <hainque@adacore.com>
10486 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10487 const char ** conversion in AIX specific section.
10489 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10491 * config/i386/i386.c (ix86_special_builtin_type): Remove
10492 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10493 (bdesc_special_args): Updated.
10494 (ix86_init_mmx_sse_builtins): Likewise.
10495 (ix86_expand_special_args_builtin): Likewise.
10497 2009-06-17 Richard Henderson <rth@redhat.com>
10499 * tree-pretty-print.c (maybe_dump_asm_name): New.
10500 (dump_decl_name): Use it.
10501 (PRINT_FUNCTION_NAME): Merge into...
10502 (dump_function_name): ... here. Use maybe_dump_asm_name.
10504 2009-06-17 Cary Coutant <ccoutant@google.com>
10506 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10508 * debug.c (struct gcc_debug_hooks): Change placeholder for
10510 (debug_nothing_int_charstar_int): Replaced by...
10511 (debug_nothing_int_charstar_int_bool): ...this.
10512 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10513 source_line prototype.
10514 (debug_nothing_int_charstar_int): Replaced by...
10515 (debug_nothing_int_charstar_int_bool): ...this.
10516 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10517 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10518 Output is_stmt operand when necessary.
10519 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10520 (notice_source_line): Add is_stmt parameter.
10521 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10522 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10524 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10525 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10527 2009-06-17 Ian Lance Taylor <iant@google.com>
10529 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10531 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10534 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10536 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10537 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10538 tree_strip_sign_nop_conversions and
10539 tree_ssa_strip_useless_type_conversions rather than stripping
10540 the operations here.
10541 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10543 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10544 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10545 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10546 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10549 2009-06-17 Michael Eager <eager@eagercon.com>
10551 * config/rs6000/constraints.md (register_constraint "d"): New.
10552 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10553 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10554 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10555 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10556 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10557 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10558 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10559 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10560 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10561 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10563 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10564 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10565 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10566 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10567 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10568 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10569 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10570 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10571 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10572 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10573 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10574 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10575 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10576 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10578 2009-06-16 Ian Lance Taylor <iant@google.com>
10580 * profile.c (total_num_never_executed): Don't define.
10581 (compute_branch_probabilities): Don't count or print
10582 num_never_executed.
10583 (init_branch_prob): Don't set total_num_never_executed.
10584 (end_branch_prob): Don't print total_num_never_executed.
10586 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10588 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10590 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10592 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10593 (nabstd2_fpr): Same.
10595 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10597 * expr.c (expand_assignment): Change complex type check.
10599 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10601 * doc/plugins.texi (Building GCC plugins): Added new section.
10603 2009-06-17 Ian Lance Taylor <iant@google.com>
10605 * c-pch.c (get_ident): Don't set size of templ array.
10606 (pch_init): Don't set size of partial_pch array.
10608 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10609 string constant to intialize an array whose size is the length of
10612 2009-06-17 Richard Guenther <rguenther@suse.de>
10614 PR tree-optimization/40389
10615 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10616 to addressable types.
10617 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10619 2009-06-17 Richard Guenther <rguenther@suse.de>
10621 PR middle-end/40460
10622 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10623 if there is no evolution of left in the loop bail out.
10624 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10625 chrec_fold_multiply.
10627 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10628 Janis Johnson <janis187@us.ibm.com>
10631 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10632 for the symbol ref of a constant that is the source of a move
10633 - nor for any other not-obvious-label-ref constants.
10635 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10637 * plugin.c (position_pass): Skip newly inserted pass during list
10638 traversal to avoid repeated insertion.
10640 2009-06-16 Ian Lance Taylor <iant@google.com>
10642 * vec.h (VEC_stack_alloc): Define different version if
10643 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10644 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10645 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10646 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10648 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10650 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10652 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10653 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10654 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10655 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10656 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10657 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10658 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10659 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10660 __builtin_ia32_rdtscp.
10661 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10662 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10663 and __builtin_ia32_rorhi.
10664 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10665 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10666 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10667 (ix86_expand_args_builtin): Likewise.
10668 (ix86_expand_special_args_builtin): Likewise.
10670 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10671 (UNSPECV_RDTSC): Likewise.
10672 (UNSPECV_RDPMC): Likewise.
10673 (*bsr): Renamed to ...
10675 (*bsr_rex64): Renamed to ...
10678 (*rdpmc): Likewise.
10679 (*rdpmc_rex64): Likewise.
10681 (*rdtsc): Likewise.
10682 (*rdtsc_rex64): Likewise.
10683 (rdtscp): Likewise.
10684 (*rdtscp): Likewise.
10685 (*rdtscp_rex64): Likewise.
10687 * config/i386/ia32intrin.h: New.
10689 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10691 2009-06-16 Ian Lance Taylor <iant@google.com>
10693 * ira-build.c (copy_info_to_removed_store_destinations):
10694 Initialize parent_a.
10696 2009-06-16 Ian Lance Taylor <iant@google.com>
10698 * c-decl.c (grokdeclarator): Change size_varies to bool.
10700 2009-06-16 Ian Lance Taylor <iant@google.com>
10702 * sel-sched.c: Make forward declarations of move_op_hooks and
10703 fur_hooks explicitly extern.
10705 2009-06-16 Ian Lance Taylor <iant@google.com>
10707 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10708 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10710 2009-06-16 Ian Lance Taylor <iant@google.com>
10712 * resource.c (mark_referenced_resources): Change
10713 include_delayed_effects parameter to bool. Change all callers.
10714 (mark_end_of_function_resources): Likewise.
10715 * reorg.c (insn_references_resource_p): Likewise.
10716 (insn_sets_resource_p): Likewise.
10717 * resource.h (mark_referenced_resources): Update declaration.
10718 (mark_end_of_function_resources): Update declaration.
10720 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10722 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10724 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10726 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10727 GCC can bootstrap on AIX with GNU Binutils 2.20.
10729 2009-06-16 Ian Lance Taylor <iant@google.com>
10731 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10733 2009-06-16 Ian Lance Taylor <iant@google.com>
10735 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10736 inline, not extern inline.
10737 (exact_log2): Likewise.
10738 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10740 (exact_log2): Likewise, but don't test CTZ_HWI.
10742 2009-06-16 Ian Lance Taylor <iant@google.com>
10744 * bitmap.c (bitmap_clear): Don't declare as inline.
10745 * gimple.c (gimplify_assign): Likewise.
10746 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10747 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10748 (sched_scan_info): Remove duplicate definition.
10750 2009-06-16 Ian Lance Taylor <iant@google.com>
10752 * c-common.c (skip_evaluation): Don't define.
10753 (c_inhibit_evaluation_warnings): Define global variable.
10754 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10755 than skip_evaluation.
10756 (convert_and_check, warn_for_div_by_zero): Likewise.
10757 * c-common.h (skip_evaluation): Don't declare.
10758 (c_inhibit_evaluation_warnings): Declare.
10759 * c-parser.c (c_parser_typeof_specifier): Set
10760 c_inhibit_evaluation_warnings rather than skip_evaluation.
10761 (c_parser_conditional_expression): Likewise.
10762 (c_parser_binary_expression): Likewise.
10763 (c_parser_sizeof_expression): Likewise.
10764 (c_parser_alignof_expression): Likewise.
10765 * c-typeck.c (build_indirect_ref): Check
10766 c_inhibit_evaluation_warnings rather than skip_evaluation.
10767 (build_conditional_expr, build_binary_op): Likewise.
10769 2009-06-16 Richard Guenther <rguenther@suse.de>
10771 * tree-ssa-alias.c (is_escape_site): Remove.
10772 * tree-ssa-alias.h (enum escape_type): Remove.
10773 (is_escape_site): Likewise.
10774 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10775 via casts and asms without deferring to is_escape_site.
10777 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10779 PR middle-end/40446
10780 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10781 use gen_lowpart if op0 has complex mode.
10783 2009-06-16 Richard Guenther <rguenther@suse.de>
10785 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10786 variables add them to ESCAPED.
10787 (find_func_aliases): Do not make all indirectly stored values escaped.
10789 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10791 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10792 make_decl_one_only.
10794 2009-06-16 Martin Jambor <mjambor@suse.cz>
10796 PR tree-optimization/40432
10797 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10798 check whether we need to force gimple register operand.
10800 2009-06-16 Martin Jambor <mjambor@suse.cz>
10802 PR tree-optimization/40413
10803 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10804 build_ref_for_offset.
10805 (propagate_subacesses_accross_link): Fix a typo in a comment.
10807 2009-06-16 Ira Rosen <irar@il.ibm.com>
10809 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10810 with additional parameter.
10811 * tree-vectorizer.h (enum vect_def_type): Add new value
10813 (enum vect_relevant): Add comments.
10814 (vect_is_simple_reduction): Add new argument.
10815 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10816 Detect nested cycles.
10817 (vect_is_simple_reduction): Update documentation, add an argument to
10818 distinguish inner-loop reduction from nested cycle, detect nested
10819 cycles, fix printings and indentation, don't swap operands in case
10821 (get_initial_def_for_reduction): Handle subtraction.
10822 (vect_create_epilog_for_reduction): Add new argument to specify
10823 reduction variable.
10824 (vect_finalize_reduction): Handle subtraction, fix comments.
10825 (vectorizable_reduction): Handle nested cycles. In case of nested
10826 cycle keep track of the reduction variable position. Call
10827 vect_is_simple_reduction with additional parameter. Use original
10828 statement code in reduction epilogue for nested cycle. Call
10829 vect_create_epilog_for_reduction with additional parameter.
10830 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10831 inner-loop vectorization.
10832 (vect_recog_widen_sum_pattern): Likewise.
10833 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10835 (vect_mark_stmts_to_be_vectorized): Likewise.
10836 (vect_get_vec_def_for_operand): Handle nested cycles.
10838 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10840 * doc/invoke.texi (Debugging Options): Fix option index entries
10841 for -fdump-statistics, -frandom-seed add entries for
10842 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10843 (FRV Options): Fix entries for -mTLS, -mtls.
10844 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10845 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10846 (M68hc1x Options): Fix @itemx for -mnominmax.
10847 (MCore Options): Fix entry for -mno-lsim.
10848 (MMIX Options): Fix entry for -mabi=mmixware.
10849 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10851 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10853 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10854 Mention the plugin mode of gengtype.
10855 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10856 * gengtype.c: Updated copyright.
10857 (plugin_files, nb_plugin_files) Added new static variables.
10858 (measure_input_list) Care about plugin_files.
10859 (write_rtx_next): Added early return in plugin mode.
10860 (create_file): Updated copyright year in generated file. Added
10862 (oprintf): Added early return if NULL outf.
10863 (get_output_file_with_visibility): Care of plugin_files.
10864 (get_output_file_name): May return null.
10865 (write_local): Added early return.
10866 (put_mangled_filename): Ditto.
10867 (finish_root_table): Added check for base_files.
10868 (write_roots): Care about null when plugins.
10869 (main): Added plugin mode.
10871 2009-06-15 Ian Lance Taylor <iant@google.com>
10873 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10874 * gcov.c (read_count_file): Add braces around variables declared
10877 * c.opt (Wjump-misses-init): New warning.
10878 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10879 -Wall and -Wc++-compat if not already set.
10880 (c_common_post_options): Clear warn_jump_misses_init if it was not
10882 * c-decl.c (struct c_binding): Change type field to a union with
10883 new label field. Make it the first field in the struct. Update
10884 references to type to use u.type instead.
10885 (struct c_spot_bindings): Define.
10886 (struct c_goto_bindings): Define.
10887 (c_goto_bindings_p): Define, along with VECs.
10888 (struct c_label_vars): Define.
10889 (struct c_scope): Add has_label_bindings field.
10890 (bind_label, set_spot_bindings): New static functions.
10891 (decl_jump_unsafe, update_spot_bindings): New static functions.
10892 (update_label_decls): New static function.
10893 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10894 Update binding u.label field to shadowed field.
10895 (c_binding_start_stmt_expr): New function.
10896 (c_binding_end_stmt_expr): New function.
10897 (pushdecl): Don't call c_begin_vm_scope.
10898 (make_label): Add defining and p_label_vars parameters. Change
10900 (lookup_label): Correct test for whether a label has not yet been
10901 defined. Call bind_label rather than bind.
10902 (warn_about_goto): New static function.
10903 (lookup_label_for_goto): New function.
10904 (declare_label): Call bind_label rather than bind.
10905 (check_earlier_gotos): New static function.
10906 (define_label): Don't give errors about jumping into statement
10907 expressions or scopes of variably modified types. Call
10908 set_spot_bindings and check_earlier_gotos. Call bind_label
10909 instead of bind. Don't set label_context_stack_se or
10910 label_context_stack_vm.
10911 (c_get_switch_bindings): New function.
10912 (c_release_switch_bindings): New function.
10913 (c_check_switch_jump_warnings): New function.
10914 (start_function): Don't set label_context_stack_se or
10915 label_context_stack_vm.
10916 (finish_function): Likewise.
10917 * c-typeck.c (label_context_stack_se): Don't define.
10918 (label_context_stack_vm): Don't define.
10919 (c_finish_goto_label): Call lookup_label_for_goto rather than
10920 lookup_label. Don't give errors about jumping into a statement
10921 expression or the scope of a variably modified type. Don't set
10922 label_context_stack_se or label_context_stack_vm.
10923 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10924 fields. Add bindings field.
10925 (c_start_case): Don't set deleted fields. Set bindings field.
10926 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10927 or blocked_vm. Call c_check_switch_jump_warnings.
10928 (c_finish_case): Don't test blocked_stmt_expr field. Call
10929 c_release_switch_bindings.
10930 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10931 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10932 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10933 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10934 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10935 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10936 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10937 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10938 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10939 (C_DECL_UNJUMPABLE_VM): Don't define.
10940 (C_DECL_UNDEFINABLE_VM): Don't define.
10941 (struct c_label_list): Don't define.
10942 (struct c_label_context_se): Don't define.
10943 (struct c_label_context_vm): Don't define.
10944 (struct c_spot_bindings): Declare.
10945 (c_bindings_start_stmt_expr): Declare.
10946 (c_bindings_end_stmt_expr): Declare.
10947 (lookup_label_for_goto): Declare.
10948 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10949 (c_check_switch_jump_warnings): Declare.
10950 (label_context_stack_se, label_context_stack_vm): Don't declare.
10951 (c_finish_goto_label): Update declaration.
10952 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10953 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10954 (Warning Options): Document -Wjump-misses-init.
10956 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10958 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10961 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10963 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10965 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10967 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10969 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10971 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10973 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10975 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10976 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10977 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10978 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10979 * dwarf2asm.c (dw2_force_const_mem): Update call to
10980 make_decl_one_only.
10981 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10982 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10983 * langhooks.c (lhd_comdat_group): Remove.
10984 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10985 * tree.h (DECL_COMDAT_GROUP): New.
10986 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10987 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10988 (make_decl_one_only): Change signature.
10989 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10990 make_decl_one_only.
10991 (make_decl_one_only): Change signature.
10992 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10994 2009-06-15 Richard Guenther <rguenther@suse.de>
10996 PR middle-end/40439
10997 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10999 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11001 * tree-ssa-math-opts.c: Remove extra divide.
11003 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11005 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11007 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11009 * passes.c: Add bswap pass.
11010 * tree-pass.h: Add pass_optimize_bswap declaration.
11011 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11012 Include rtl.h, expr.h and optabs.h for optab_handler check.
11013 (struct symbolic_number, pass_optimize_bswap): New definition.
11014 (do_shift_rotate, verify_symbolic_number_p): New functions.
11015 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11016 (gate_optimize_bswap): New function.
11017 * tree.c (widest_int_cst_value): New function.
11018 * tree.h (widest_int_cst_value): Prototype added.
11020 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11022 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11023 REG_EQUAL/REG_EQUIV notes.
11025 2009-06-14 Richard Guenther <rguenther@suse.de>
11027 PR middle-end/40389
11028 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11029 has its address taken if NRV was applied and it is addressable.
11030 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11031 function split out from ...
11032 (get_constraint_for_1): ... here.
11033 (handle_rhs_call): Use it to mark the return slot escaped if
11034 it is addressable and NRV was applied.
11036 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11038 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11039 Change first argument type to location_t.
11040 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11041 Do not set input_location.
11042 Use loc instead of input_location throughout.
11044 2009-06-13 Richard Guenther <rguenther@suse.de>
11046 PR tree-optimization/40421
11047 * tree-predcom.c (should_unroll_loop_p): Remove.
11048 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11050 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11052 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11053 Add location argument.
11055 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11057 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11059 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11060 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11061 * config/spu/spu-protos.h: Add location to
11062 spu_resolve_overloaded_builtin.
11063 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11064 spu_build_builtin_va_list.
11065 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11066 argument. Pass location to build_function_call_vec.
11067 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11069 (emit_fpu_switch): Same.
11070 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11071 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11072 to build_decl and create_artificial_label.
11073 (xtensa_gimplify_va_arg_expr): Same.
11074 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11075 (xstormy16_gimplify_va_arg_expr): Same.
11076 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11077 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11078 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11079 (mips16_build_function_stub): Same.
11080 (mips16_build_call_stub): Same.
11082 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11085 * arm/constraints.md (Pa, Pb): New constraints.
11086 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11087 split pattern to deal with them.
11089 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11091 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11092 fix index entry for -Xpreprocessor.
11094 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11096 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11097 Add location argument to build_decl call.
11098 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11099 (rs6000_init_builtins): Same.
11100 (spe_init_builtins): Same.
11101 (rs6000_gimplify_va_arg): Add location argument to
11102 create_artificial_label call.
11104 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11106 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11107 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11108 * Makefile.in: Fix GGC dependency for gcse.o.
11110 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11112 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11113 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11114 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11116 * c-parser.c (c_parser_binary_expression): Use current column while
11117 building binary operations.
11118 * common.opt (fshow-column): Enable by default.
11119 * tree-vrp.c (check_array_ref): Use warning_at.
11120 (check_array_bounds): Use location from call back if expr has no
11122 * tree.h: Add location argument to maybe_fold_*.
11123 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11124 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11125 (maybe_fold_offset_to_component_ref): Same.
11126 (maybe_fold_offset_to_reference): Same.
11127 (maybe_fold_offset_to_address): Same.
11128 (maybe_fold_stmt_indirect): Same.
11129 (maybe_fold_stmt_addition): Same.
11130 (fold_stmt_r): Pass location to maybe_fold_*.
11131 (fold_gimple_assign): Same.
11132 * c-tree.h: Add location argument to finish_decl,
11133 default_function_array_conversion, store_init_value.
11134 * c-decl.c (define_label): Use error_at.
11135 (c_make_fname_decl): Pass location to finish_decl.
11136 (finish_decl): New location argument.
11137 (build_compound_literal): Pass location to store_init_value.
11138 (grokdeclarator): Pass location to finish_decl.
11140 * c-typeck.c (array_to_pointer_conversion): New location argument.
11141 (function_to_pointer_conversion): Same.
11142 (default_function_array_conversion): Same.
11143 (parser_build_unary_op): Pass location to overflow_warning.
11144 (parser_build_binary_op): Same. Use warning_at.
11145 (build_unary_op): Pass location to array_to_pointer_conversion.
11146 (build_c_cast): Pass location to digest_init.
11147 (build_modify_expr): New location argument.
11148 (convert_for_assignment): Same.
11149 (store_init_value): Same.
11150 (digest_init): Same.
11151 (output_init_element): Pass location to digest_init and
11152 array_to_pointer_conversion.
11153 (c_finish_return): Pass location to convert_for_assignment.
11154 * gimplify.c (gimplify_conversion): Pass location to
11155 maybe_fold_offset_to_address.
11156 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11157 to maybe_fold_stmt_addition.
11158 * c-omp.c (c_finish_omp_atomic): Pass new location to
11160 (c_finish_omp_for): Same.
11161 * c-common.c (overflow_warning): New argument.
11162 * c-common.h: New argument to build_modify_expr, overflow_warning.
11163 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11165 (c_parser_initializer): Pass location to
11166 default_function_array_conversion.
11167 (c_parser_initelt): Same.
11168 (c_parser_initval): Same.
11169 (c_parser_asm_operands): Same.
11170 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11171 (c_parser_conditional_expression): Same.
11172 (c_parser_binary_expression): Add location info to stack. Use it.
11173 (c_parser_unary_expression): Pass location to
11174 default_function_array_conversion, parser_build_unary_op,
11175 build_indirect_ref, c_parser_postfix_expression_after_primary.
11176 (c_parser_postfix_expression_after_primary): New location argument.
11178 (c_parser_expression_conv): Pass location to
11179 default_function_array_conversion.
11180 (c_parser_expr_list): Same.
11181 (c_parser_omp_atomic): Same.
11182 (c_parser_omp_for_loop): Same.
11183 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11184 (build_array_declarator): New argument.
11185 * c-decl.c (build_array_declarator): Add location argument.
11186 (grokdeclarator): Set id_loc for cdk_array.
11187 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11188 build_array_declarator.
11189 * tree.c (build_omp_clause): Add location argument.
11190 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11191 (OMP_CLAUSE_LOCATION): New macro.
11192 (struct tree_omp_clause): Add location field.
11193 (build_omp_clause): Add argument.
11194 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11195 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11197 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11198 (cp_parser_omp_clause_collapse): Same.
11199 (cp_parser_omp_clause_default): Same.
11200 (cp_parser_omp_clause_if): Same.
11201 (cp_parser_omp_clause_nowait): Same.
11202 (cp_parser_omp_clause_num_threads): Same.
11203 (cp_parser_omp_clause_ordered): Same.
11204 (cp_parser_omp_clause_schedule): Same.
11205 (cp_parser_omp_clause_untied): Same.
11206 (cp_parser_omp_for_loop): Same.
11207 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11208 * c-tree.h (c_start_case): Add location argument.
11209 (c_process_expr_stmt): Same.
11210 (c_finish_goto_*): Same.
11211 * tree-parloops.c (initialize_reductions): Pass location to
11213 (create_parallel_loop): Same.
11214 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11215 (gfc_trans_omp_reduction_list): Same.
11216 (gfc_trans_omp_clauses): Same.
11217 (gfc_trans_omp_do): Same.
11218 * c-typeck.c (c_finish_goto_label): Same.
11219 (c_finish_goto_ptr): New location argument.
11220 (c_start_case): Same.
11221 (emit_side_effect_warnings): Same.
11222 (c_process_expr_stmt): Same.
11223 (c_finish_stmt_expr): Same.
11224 (c_finish_omp_clauses): Use error_at instead of error.
11225 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11227 * c-omp.c (c_split_parallel_clauses): New location argument.
11228 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11229 to build_omp_clause.
11230 (convert_local_reference_stmt): Same.
11231 (convert_gimple_call): Same.
11232 * c-common.h (c_split_parallel_clauses): New argument.
11233 * c-parser.c (c_parser_statement_after_labels): Pass location to
11234 c_finish_goto_label.
11235 (c_parser_switch_statement): Pass location to c_start_case.
11236 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11237 and c_process_expr_stmt.
11238 (c_parser_omp_variable_list): Add location argument.
11239 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11240 (c_parser_omp_clause_default): Same.
11241 (c_parser_omp_clause_if): Same.
11242 (c_parser_omp_clause_num_threads): Same.
11243 (-c_parser_omp_clause_ordered): Same.
11244 (c_parser_omp_clause_reduction): Pass location to
11245 c_parser_omp_variable_list.
11246 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11247 (c_parser_omp_clause_untied): Same.
11248 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11249 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11251 * c-tree.h (check_for_loop_decls, undeclared_variable,
11252 build_component_ref, build_array_ref, build_external_ref,
11253 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11254 build_conditional_expr, build_compound_expr, c_cast_expr,
11255 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11256 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11258 * c-semantics.c (build_stmt): Same.
11259 (build_case_label): Same.
11260 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11261 (undeclared_variable): New argument.
11262 (make_label): Same.
11263 (lookup_label): Pass location on down.
11264 (define_label): Same.
11265 (finish_decl): Same.
11266 (build_compound_literal): Same.
11267 (finish_struct): Same.
11268 (finish_function): Do not set location here.
11269 (check_for_loop_decls): New argument.
11270 * tree.c (save_expr): Set location.
11271 (build_empty_stmt): New argument.
11272 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11273 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11274 * builtins.c (gimplify_va_arg_expr): Use locations.
11275 (expand_builtin_sync_operation): Same.
11276 * c-typeck.c (build_component_ref): New argument.
11277 (build_array_ref): Same.
11278 (build_external_ref): Same.
11279 (c_expr_sizeof_expr): Same.
11280 (c_expr_sizeof_type): Same.
11281 (parser_build_unary_op): Same.
11282 (build_conditional_expr): Same.
11283 (build_compound_expr): Pass location on down.
11284 (build_compound_expr): New argument.
11285 (build_c_cast): Same.
11286 (c_cast_expr): Same.
11287 (build_asm_expr): Same.
11288 (c_finish_return): Same.
11289 (c_process_expr_stmt): Pass location on down.
11290 (c_finish_stmt_expr): New argument.
11291 (push_clenaup): Same.
11292 (c_finish_omp_parallel): Same.
11293 (c_finish_omp_task): Same.
11294 * gimplify.c (gimplify_call_expr): Pass location on down.
11295 * c-omp.c (c_finish_omp_master): New argument.
11296 (c_finish_omp_critical): Same.
11297 (c_finish_omp_ordered): Same.
11298 (c_finish_omp_barrier): Same.
11299 (-c_finish_omp_taskwait): Same.
11300 (c_finish_omp_atomic): Same.
11301 (c_finish_omp_flush): Same.
11302 * tree-inline.c (copy_tree_body_r): Pass location on down.
11303 (inline_forbidden_p): Remove use of input_location.
11304 * c-gimplify.c (c_build_bind_expr): New argument.
11305 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11306 (c_sizeof_or_alignof_type): New argument.
11307 (c_alignof_expr): Same.
11308 (build_va_arg): Same.
11309 (c_add_case_label): Same.
11310 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11311 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11312 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11313 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11314 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11315 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11317 * stub-objc.c (objc_build_selector_expr): Same.
11318 (objc_build_throw_stmt): Same.
11319 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11320 (c_parser_initelt): Same.
11321 (c_parser_compound_statement): Same.
11322 (c_parser_compound_statement_nostart): Same.
11323 (c_parser_label): Same.
11324 (c_parser_statement_after_labels): Same.
11325 (c_parser_if_body): Same.
11326 (c_parser_else_body): Same.
11327 (c_parser_if_statement): Same.
11328 (c_parser_switch_statement): Same.
11329 (c_parser_while_statement): Same.
11330 (c_parser_do_statement): Same.
11331 (c_parser_for_statement): Same.
11332 (c_parser_asm_statement): Same.
11333 (c_parser_conditional_expression): Same.
11334 (c_parser_binary_expression): Same.
11335 (c_parser_cast_expression): Same.
11336 (c_parser_unary_expression): Same.
11337 (c_parser_sizeof_expression): Same.
11338 (c_parser_alignof_expression): Same.
11339 (c_parser_postfix_expression): Same.
11340 (c_parser_expression): Same.
11341 (c_parser_objc_receiver): Same.
11342 (c_parser_omp_variable_list): Same.
11343 (c_parser_omp_structured_block): Same.
11344 (c_parser_omp_atomic): New argument.
11345 (c_parser_omp_barrier): Same.
11346 (c_parser_omp_critical): Same.
11347 (c_parser_omp_flush): Pass location on down.
11348 (c_parser_omp_for_loop): New argument.
11349 (c_parser_omp_for): Same.
11350 (c_parser_omp_master): Same.
11351 (c_parser_omp_ordered): Same.
11352 (c_parser_omp_sections_scope): Same.
11353 (c_parser_omp_sections): Same.
11354 (c_parser_omp_parallel): Same.
11355 (c_parser_omp_single): Same.
11356 (c_parser_omp_task): Same.
11357 (c_parser_omp_taskwait): Pass location on down.
11358 (c_parser_omp_construct): Same.
11359 (c_parser_omp_threadprivate): Same.
11360 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11361 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11362 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11363 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11364 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11365 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11366 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11367 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11368 config/i386/i386.c, stmt.c:
11369 Add location argument to the following function definitions and/or
11370 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11371 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11372 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11373 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11374 do_case, c_finish_bc_stmt, build_compound_literal,
11375 build_function_call.
11376 * c-decl.c (build_compound_literal): Add location argument.
11377 Make all diagnostic calls use location.
11378 (start_struct): Same.
11379 (finish_struct): Same.
11380 (start_enum): Same.
11381 (build_enumerator): Same.
11382 (start_function): Same.
11383 (grokdeclarator): Make all diagnostic calls use location.
11384 (store_parm_decls_oldstyle): Same.
11385 * c-typeck.c (build_function_call): Add location argument.
11386 Make all diagnostic calls use location.
11388 (c_finish_bc_stmt): Same.
11389 * tree-nested.c (get_trampoline_type): Add argument.
11390 Pass location to build_decl.
11391 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11392 * rtl.h (RTL_LOCATION): New.
11393 * c-common.c (c_add_case_label): Add location argument.
11394 Make all diagnostic calls use location.
11395 * c-common.h: Add location argument to make_fname_decl, do_case,
11396 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11397 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11398 Set it appropriately for every case. Pass enum_loc to start_enum
11399 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11401 (c_parser_struct_or_union_specifier): Save location. Use it for
11402 start_struct, finish_struct, and parser_xref_tag.
11404 2009-06-12 Ian Lance Taylor <iant@google.com>
11406 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11408 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11409 cpp_opts->warn_cxx_operator_names.
11411 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11414 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11415 is returns NULL and OP is a VCE, look through the VCE.
11417 2009-06-12 Ian Lance Taylor <iant@google.com>
11420 * collect2.c (main): Use CONST_CAST2 in code inside #if
11421 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11423 2009-06-12 Joey Ye <joey.ye@intel.com>
11425 PR middle-end/39146
11426 * cfgexpand.c (get_decl_align_unit): Update
11427 max_used_stack_slot_alignment with align instead of
11428 stack_alignment_needed.
11430 * function.c (assign_stack_local_1): Update
11431 max_used_stack_slot_alignment with alignment_in_bits instead
11432 of stack_alignment_needed.
11433 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11436 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11438 * dwarf2out.c (last_var_location_insn): New variable.
11439 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11440 (dwarf2out_var_location): Don't record anything after last real
11441 insn. Only change labels if there were any real instructions
11442 in between last note and this one, or if changed sections.
11444 2009-06-11 Richard Henderson <rth@redhat.com>
11446 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11447 note when storing the frame pointer in a register.
11448 (FRP): Don't redefine to nothing for epilogue.
11449 (alpha_expand_epilogue): Mark register and sp restores.
11450 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11452 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11453 when gen_lowpart is needed.
11455 2009-06-11 Richard Henderson <rth@redhat.com>
11457 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11459 * dwarf2out.c (need_data_align_sf_opcode): New.
11460 (div_data_align): Move earlier.
11461 (def_cfa_1, reg_save): Use it.
11463 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11465 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11466 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11467 (ix86_handle_option): Handle OPT_mcrc32.
11468 (ix86_target_string): Add -mcrc32.
11469 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11471 * config/i386/i386.h (TARGET_CRC32): New.
11473 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11474 (sse4_2_crc32di): Likewise.
11476 * config/i386/i386.opt (mcrc32): New.
11478 * doc/invoke.texi: Document -mcrc32.
11480 2009-06-11 Richard Henderson <rth@redhat.com>
11482 * common.opt (gdwarf-): Accept a version number.
11483 * doc/invoke.texi (gdwarf-): Update docs.
11484 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11485 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11486 version level, and record it.
11488 * dwarf2.h (DW_CIE_VERSION): Remove.
11489 * dwarf2out.c (DWARF_VERSION): Remove.
11490 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11491 (output_call_frame_info): Use CIE version 3 for dwarf3,
11492 or if the return register column is out of range for version 1.
11493 (dwarf_stack_op_name): Add all dwarf3 values.
11494 (DEBUG_PUBTYPES_SECTION): New.
11495 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11496 encoding change for dwarf3.
11497 (output_die) [dw_val_class_die_ref]: Likewise.
11498 (output_compilation_unit_header): Emit correct version for dwarf3.
11499 (output_line_info): Likewise.
11500 (output_pubnames): Update for DWARF_VERSION removal.
11501 (output_aranges): Likewise.
11502 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11503 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11504 (dwarf2out_finish): Likewise.
11506 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11508 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11511 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11514 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11515 * builtins.c (expand_builtin_unreachable): New function.
11516 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11517 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11518 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11520 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11521 searching for missing barriers.
11523 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11525 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11526 when -fprofile-generate* was passed.
11527 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11529 2009-06-11 Anthony Green <green@moxielogic.com>
11531 * config/moxie/moxie.md: Define length attribute for all instructions.
11533 (*b<cond:code>): Support limited branch ranges for new PC-relative
11534 branch instructions.
11535 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11537 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11539 * config/i386/i386.c (min_insn_size): Use get_attr_length
11540 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11541 For __asm return 0.
11543 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11544 instead of emit_insn_before.
11546 2009-06-10 Ian Lance Taylor <iant@google.com>
11549 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11552 2009-06-10 Revital Eres <eres@il.ibm.com>
11554 * passes.c (init_optimization_passes): Reschedule
11555 predictive-commoning pass before complete unroll pass.
11557 2009-06-10 Martin Jambor <mjambor@suse.cz>
11559 * cgraph.c (cgraph_node_can_be_local_p): New function.
11560 (cgraph_make_node_local): New function.
11561 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11562 (cgraph_make_node_local): Declare.
11564 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11566 * tree.h (tree_base): Add packed_flag and user_align fields.
11567 Decrease size of spare field.
11568 (TYPE_USER_ALIGN): Use user_align from tree_base.
11569 (DECL_USER_ALIGN): Likewise.
11570 (TYPE_PACKED): Use packed_flag from tree_base.
11571 (DECL_PACKED): Likewise.
11572 (tree_type): Delete packed_flag and user_align fields. Widen
11573 precision field. Widen mode field and shuffle fields to align
11574 mode on an 8-bit boundary.
11575 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11576 Renumber decl_flag_* fields. Fix comments. Widen
11577 decl_common_unused field.
11578 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11579 (DECL_EXTERNAL): Likewise.
11580 (DECL_BIT_FIELD): Likewise.
11581 (DECL_NONADDRESSABLE_P): Likewise.
11582 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11583 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11585 2009-06-10 Ian Lance Taylor <iant@google.com>
11587 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11588 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11589 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11590 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11591 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11592 DEF_VEC_ALLOC_FUNC_P.
11593 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11594 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11595 DEF_VEC_ALLOC_FUNC_O.
11596 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11597 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11598 DEF_VEC_ALLOC_FUNC_I.
11599 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11600 (vec_stack_p_reserve_exact_1): Declare.
11601 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11602 (vec_stack_free): Declare.
11603 (VEC_stack_alloc): Define.
11604 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11605 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11606 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11607 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11609 (stack_vecs): New static variable.
11610 (vec_stack_p_reserve_exact_1): New function.
11611 (vec_stack_o_reserve_1): New static function.
11612 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11613 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11614 (vec_stack_free): New function.
11615 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11616 (VEC_df_ref_stack_alloc): Define.
11617 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11618 DEF_VEC_ALLOC_P_STACK.
11619 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11620 (struct df_collection_rec): Change _vec fields to VEC. Remove
11622 (df_free_collection_rec): Adjust for new fields.
11623 (df_insn_rescan): Use new df_collection_rec fields.
11624 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11625 (df_ref_create_structure, df_ref_record): Likewise.
11626 (df_get_conditional_uses, df_get_call_refs): Likewise.
11627 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11628 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11629 (df_record_exit_block_uses, df_bb_verify): Likewise.
11630 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11631 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11632 Remove count parameter. Change return type to void. Change all
11634 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11635 Remove count parameter. Change return type to void. Change all
11637 (df_install_refs): Change old_vec parameter to VEC. Remove count
11638 parameter. Change all callers.
11639 (df_install_mws): Change old_vec parameter to VEC. Remove count
11640 parameter. Change all callers.
11641 (df_refs_verify): Change new_rec parameter to VEC. Change call
11643 (df_mws_verify): Likewise.
11645 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11647 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11649 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11651 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11653 2009-06-10 Anthony Green <green@moxielogic.com>
11655 * config/moxie/crti.asm: New file.
11656 * config/moxie/crtn.asm: New file.
11657 * config/moxie/moxie.c: New file.
11658 * config/moxie/moxie.h: New file.
11659 * config/moxie/sfp-machine.h: New file.
11660 * config/moxie/moxie-protos.h: New file.
11661 * config/moxie/t-moxie: Created.
11662 * config/moxie/t-moxie-softfp: Created.
11663 * config/moxie/moxie.md: Created.
11664 * config/moxie/constraints.md: Created.
11665 * config.gcc: Add moxie support.
11666 * doc/md.texi (Machine Constraints): Add moxie constraints.
11667 * doc/contrib.texi (Contributors): Mention moxie port.
11668 * doc/install.texi (Specific): Mention the moxie port.
11670 2009-06-09 Ian Lance Taylor <iant@google.com>
11672 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11673 compiling with C++.
11674 * optabs.c (optab_table): Only use designated initializers if
11675 HAVE_DESIGNATED_INITIALIZERS is defined.
11676 (convert_optab_table): Likewise.
11677 (init_optabs): Always call init_insn_codes if
11678 HAVE_DESIGNATED_INITIALIZERS is not defined.
11680 2009-06-09 Ian Lance Taylor <iant@google.com>
11682 * targhooks.c (default_builtin_vectorized_function): Change fn
11683 parameter to unsigned int.
11684 (default_builtin_vectorized_conversion): Change code parameter to
11686 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11687 * targhooks.h: Update declarations.
11688 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11689 parameter to unsigned int.
11691 * c-typeck.c (comptypes_check_enum_int): New static function.
11692 (comptypes_internal): Add enum_and_int_p parameter. Change all
11694 (comp_target_types): Add location parameter. Change all callers.
11695 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11696 Change all callers.
11697 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11698 (build_conditional_expr): Add colon_loc parameter. Change all
11700 (convert_for_assignment): Add location parameter. Change all callers.
11701 * c-parser.c (c_parser_conditional_expression): Pass location of
11702 colon to build_conditional_expr.
11703 * c-tree.h (build_conditional_expr): Update declaration.
11705 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11707 * graphite.c: Revert previous patch.
11709 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11712 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11714 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11716 * tree-ssa-loop-prefetch.c
11717 (loop_prefetch_arrays): Fixed a portability problem in printf format
11720 2009-06-09 Martin Jambor <mjambor@suse.cz>
11722 PR tree-optimization/40351
11723 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11724 refrence to a potential artifical subaccess can be constructed.
11726 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11728 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11729 (sh_override_options): Likewise.
11730 * config/sh/sh.c: Include params.h.
11731 (sh_optimization_options): New.
11732 (sh_override_options): Likewise.
11733 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11734 (OVERRIDE_OPTIONS): Use sh_override_options.
11736 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11738 * dwarf2out.c (emit_cfa_remember): New variable.
11739 (add_fde_cfi): If emit_cfa_remember, recurse to add
11740 DW_CFA_remember_state first.
11741 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11742 instead just set emit_cfa_remember.
11744 2009-06-08 Jan Hubicka <jh@suse.cz>
11747 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11749 2009-06-08 Jan Hubicka <jh@suse.cz>
11751 PR middle-end/39834
11752 * cgraphunit.c (save_inline_function_body): Do not copy transform
11753 hooks for saved inline bodies.
11754 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11755 for given function.
11757 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11759 * jump.c (returnjump_p): Handle delayed branches. Add missing
11762 2009-06-08 Jan Hubicka <jh@suse.cz>
11764 PR middle-end/40102
11765 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11766 original node might've been modified.
11767 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11769 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11771 * tree-object-size.c (addr_object_size): Add OSI argument.
11772 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11773 (compute_builtin_object_size, expr_object_size): Adjust callers.
11774 (plus_stmt_object_size): Call addr_object_size instead of
11775 compute_builtin_object_size.
11777 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11778 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11780 * tree-ssa-loop-prefetch.c
11781 (gather_memory_references): Introduced a counter for the number of
11783 (anything_to_prefetch_p): Introduced a counter for the number of
11785 (is_loop_prefetching_profitable): New function with a cost model
11787 (loop_prefetch_arrays): Use the new cost model to determine if
11788 prefetching is profitable.
11789 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11790 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11791 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11792 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11793 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11794 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11796 2009-06-08 Michael Matz <matz@suse.de>
11799 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11800 partitions use the same.
11801 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11802 for basevars of SSA_NAMEs.
11803 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11804 to not expand them twice.
11805 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11808 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11810 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11811 (fdump-final-insns=, gtoggle): New.
11812 * doc/invoke.texi: Document them.
11813 * final.c (rest_of_clean_state): Dump final insn stream.
11814 * gcc.c (invoke_as): Hook in -fcompare-debug.
11815 (static_spec_functions): Add compare-debug-dump-opt,
11816 compare-debug-self-opt and compare-debug-auxbase-opt.
11817 (compare_debug, compare_debug_second, compare_debug_opt): New.
11818 (switches_debug_check, n_switches_debug_check): New.
11819 (debug_auxbase_opt, debug_check_temp_file): New.
11820 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11822 (do_self_spec): Handle arguments after switches.
11823 (do_spec_1): Add .gk extension to temp file basenames for compare.
11824 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11825 (cc1_options): Use it instead of normal auxbase computation for
11826 the second compare-debug compilation.
11827 (compare_files): New.
11828 (main): Set up and implement compare debug mode.
11829 (compare_debug_dump_opt_spec_function): New.
11830 (compare_debug_self_opt_spec_function): New.
11831 (compare_debug_auxbase_opt_spec_function): New.
11832 * toplev.c (process_options): Handle flag_gtoggle,
11833 flag_dump_final_insns.
11834 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11835 during -fcompare-debug-second compilation.
11837 2009-06-07 Ian Lance Taylor <iant@google.com>
11839 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11840 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11842 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11843 with no default node. Change warning with %H to warning_at.
11844 Don't clear warn_switch around case checking.
11845 * doc/invoke.texi (Warning Options): Clarify distinction between
11846 -Wswitch and -Wswitch-enum.
11848 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11850 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11852 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11854 * gbl-ctors.h: Add header guard.
11856 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11858 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11859 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11860 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11861 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11862 prototypes for removed functions.
11863 (expressions_equal_p): Move to ...
11864 * tree-ssa-sccvn.h: ... here and ...
11865 * matrix-reorg.c: ... adjust includes.
11867 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11869 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11871 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11873 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11874 (finish_function): Remove erroneous whitespace.
11876 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11878 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11879 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11881 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11883 * errors.c (internal_error): Commentary typo fix.
11884 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11885 * tree-ssa-pre.c: Ditto.
11887 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11889 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11890 them is supposed to hold actual statements.
11892 2009-06-06 Ian Lance Taylor <iant@google.com>
11894 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11895 empty statements can now have attributes.
11897 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11899 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11900 * config/mips/mips.md: Ditto.
11902 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11904 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11906 (__eabi_uconvert): Likewise.
11908 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11910 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11911 CFI_* definitions with IN_GCC.
11913 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11915 * xcoffout.h (xcoffout_source_line): Update prototype.
11917 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11919 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11920 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11922 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11924 PR middle-end/40340
11925 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11926 inlined_function_outer_scope_p blocks for artificial inlines
11928 * tree.c (tree_nonartificial_location): Rewrite using
11929 block_nonartificial_location.
11931 2009-06-05 Revital Eres <eres@il.ibm.com>
11932 Leehod Baruch <leehod@il.ibm.com>
11934 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11935 (expand_expr_real_1): Remove comment.
11936 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11937 Vectorize misaligned access when the target supports it.
11938 (vect_supportable_dr_alignment): Check for unaligned access support.
11939 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11942 2009-06-05 Julian Brown <julian@codesourcery.com>
11944 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11945 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11947 2009-06-05 Richard Guenther <rguenther@suse.de>
11950 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11951 as possibly unused.
11953 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11955 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11956 (save_gprs): Don't tell unwinder when a global register is saved.
11957 (s390_emit_epilogue): Emit needed epilogue unwind info.
11959 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11961 * dwarf2out.c (deferred_asm_name): New.
11962 (add_name_and_src_coords_attributes): Defer creation of
11963 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11965 (move_linkage_attr): New.
11966 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11969 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11971 * tree-nested.c (finalize_nesting_tree_1): Declare the
11972 frame_decl in the binding tree.
11974 2009-06-04 Cary Coutant <ccoutant@google.com>
11976 * basic-block.h (struct basic_block_def): Add discriminator field.
11977 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11979 * debug.c (do_nothing_debug_hooks): Add additional entry.
11980 (debug_nothing_int_charstar_int): New function.
11981 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11982 (debug_nothing_int_charstar_int): New declaration.
11983 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11984 discriminator value in .loc directive.
11985 * final.c (last_discriminator): New variable.
11986 (discriminator): New variable.
11987 (final_start_function): Initialize above variables, pass current
11988 discriminator to debug hook.
11989 (notice_source_line): Check for discriminator change.
11990 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11991 * sdbout.c (sdbout_source_line): New parameter.
11992 * tree-cfg.c (struct locus_discrim_map): New structure type.
11993 (discriminator_per_locus): New hash table.
11994 (build_gimple_cfg): Allocate and free discriminator hash table.
11995 (make_edges): Call assign_discriminator.
11996 (locus_map_hash): New function.
11997 (locus_map_eq): New function.
11998 (next_discriminator_for_locus): New function.
11999 (same_line_p): New function.
12000 (assign_discriminator): New function.
12001 (make_cond_expr_edges): Call assign_discriminator.
12002 (make_gimple_switch_edges): Likewise.
12003 (first_non_label_stmt): New function.
12004 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12006 * xcoffout.c (xcoffout_source_line): Add new parameter.
12008 * configure.ac (gcc_cv_as_discriminator): New configury check for
12009 gas support for discriminator.
12010 * configure: Regenerate.
12011 * config.in: Regenerate.
12013 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12015 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12016 val after checking for integers.
12018 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12020 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12022 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12023 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12024 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12025 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12026 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12027 X64_SSE_REGPARM_MAX.
12028 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12029 X64_SSE_REGPARM_MAX.
12031 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12033 * gcc.c (report_times_to_file): New.
12034 (execute): Implement it.
12035 (process_command): Support -time=.
12036 * doc/invoke.texi: Document it.
12038 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12040 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12041 that have value exprs.
12043 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12045 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12046 declarations for constants until...
12047 (dw2_output_indirect_constant_1): ... this point.
12049 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12052 * arm.md (arm_addsi3): Don't try to split an add with an
12053 eliminable register until after reload has completed.
12055 2009-06-03 Ian Lance Taylor <iant@google.com>
12057 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12058 * genattrtab.c (write_length_unit_log): Likewise.
12059 * genchecksum.c (dosum): Likewise.
12060 * gengtype.c (write_rtx_next): Likewise.
12061 (finish_root_table, write_roots): Likewise.
12062 * gimple.c (gimple_ops_offset_): Likewise.
12063 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12064 * config/arc/arc.c (arc_attribute_table): Likewise.
12065 * config/arm/arm.c (arm_attribute_table): Likewise.
12066 * config/avr/avr.c (avr_attribute_table): Likewise.
12067 * config/crx/crx.c (crx_attribute_table): Likewise.
12068 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12069 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12070 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12071 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12072 * config/sh/sh.c (sh_attribute_table): Likewise.
12073 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12074 * config/spu/spu.c (spu_attribute_table): Likewise.
12075 * config/v850/v850.c (v850_attribute_table): Likewise.
12077 * config/alpha/alpha.c (vms_attribute_table): Make static.
12078 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12079 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12080 * config/mips/mips.c (mips_attribute_table): Likewise.
12082 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12084 (cc1-checksum.o): Likewise.
12086 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12088 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12090 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12092 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12093 insn if it is changing sp. Use gen_add3_insn instead of
12094 conditionally gen_addsi3 and gen_adddi3.
12095 (offset_below_red_zone_p): New static inline function.
12096 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12097 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12098 * config/rs6000/ppc-asm.h: Include auto-host.h.
12099 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12100 CFI_RESTORE): Define.
12101 * config/rs6000/crtresxgpr.asm: Add unwind info.
12102 * config/rs6000/crtresxfpr.asm: Likewise.
12103 * config/rs6000/crtresgpr.asm: Likewise.
12104 * config/rs6000/crtresfpr.asm: Likewise.
12105 * config/rs6000/crtsavgpr.asm: Likewise.
12106 * config/rs6000/crtsavfpr.asm: Likewise.
12108 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12109 argument of DWARF2_FRAME_REG_OUT macros.
12111 2009-06-03 Julian Brown <julian@codesourcery.com>
12113 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12114 words or less (including TImode) in core registers.
12116 2009-06-03 Richard Guenther <rguenther@suse.de>
12118 PR middle-end/40328
12119 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12121 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12123 * statistics.c (statistics_counter_event): Do not record event
12124 in pass dump if its number == -1.
12125 (curr_statistics_hash): Add assert that we never get passes
12126 with static number == -1.
12128 2009-06-03 Richard Guenther <rguenther@suse.de>
12129 Andrey Belevantsev <abel@ispras.ru>
12131 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12132 non-BLKmode arrays addressable.
12134 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12136 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12137 * config/m68k/m68k.h: ... here.
12138 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
12141 2009-06-03 Martin Jambor <mjambor@suse.cz>
12143 PR tree-optimization/40323
12144 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12147 2009-06-03 Richard Guenther <rguenther@suse.de>
12149 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12152 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12154 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12155 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12156 JUMP_TABLE_DATA_P where applicable.
12157 * config/sh/sh.c: Ditto.
12158 * config/sh/sh.h: Ditto.
12159 * config/sh/sh.md: Ditto.
12160 * config/sh/symbian.c: Ditto.
12162 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12164 * config/i386/driver-i386.c (describe_cache): Optimize
12165 concatenation of strings. Use snprintf instead of sprintf.
12166 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12167 target when not compiling with GCC.
12169 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12171 * config/sh/sh.c: Revert last change.
12172 (sh_expand_epilogue): Emit a blockage insn before the frame
12173 pointer adjustment unconditionally.
12175 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12177 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12178 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12179 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12180 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12181 to COLLECT_GCC_OPTIONS.
12183 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12185 * collect2.c (target_system_root): New variable.
12186 (main): Handle --sysroot=.
12187 (ignore_library): Strip the sysroot from the library path.
12189 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12191 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12192 (collect2.o): Depend on collect2-aix.h.
12193 (collect2-aix.o): New rule.
12194 * collect2-aix.h: New file.
12195 * collect2-aix.c: Likewise.
12196 * collect2.c: Include collect2-aix.h. Don't undefine
12197 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12198 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12199 Use TARGET_AIX_VERSION instead of _AIX51.
12200 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12201 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12202 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12203 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12204 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12206 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12208 * collect2.c (ignore_library): Avoid premature post-increment
12209 and null deference.
12211 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12213 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12214 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12215 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12216 CROSS_DIRECTORY_STRUCTURE too.
12217 (LINK_LIBG_SPEC): Likewise.
12218 (LIB_SPEC): Add %R to sysroot paths.
12219 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12220 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12221 * config/rs6000/aix51.h: As for aix43.h.
12222 * config/rs6000/aix52.h: Likewise.
12223 * config/rs6000/aix53.h: Likewise.
12224 * config/rs6000/aix61.h: Likewise.
12225 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12226 to the beginning of sysroot paths.
12228 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12230 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12231 INSN_LISTs that are out of the REG_NOTE range.
12233 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12235 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12236 (struct var_to_expand): Likewise.
12237 (struct opt_info): Add head and tail for linked lists of the above.
12238 (analyze_insn_to_expand_var): Initialize next.
12239 (analyze_iv_to_split_insn): Likewise.
12240 (analyze_insns_in_loop): Create linked lists.
12241 (allocate_basic_variable): Simplify for use without hash table.
12242 (insert_var_expansion_initialization): Likewise, make it type-safer.
12243 (combine_var_copies_in_loop_exit): Likewise.
12244 (apply_opt_in_copies): Walk lists rather than hash tables.
12245 (release_var_copies): Simplified and inlined by hand into...
12246 (free_opt_info): ... this function.
12248 2009-06-02 Richard Guenther <rguenther@suse.de>
12250 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12253 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12255 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12256 only for builtins that are not overridden.
12258 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12260 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12263 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12265 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12267 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12269 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12271 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12273 * common.opt (fdump-unnumbered-links): New.
12274 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12275 * print-rtl.c (flag_dump_unnumbered_links): New.
12276 (print_rtx): Test it.
12278 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12280 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12281 push/pop multiple to 8-byte alignment.
12283 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12285 * config/i386/i386.c (queued_cfa_restores): New static variable.
12286 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12288 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12289 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12290 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12291 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12292 note unconditionally.
12293 (ix86_emit_restore_regs_using_mov): Likewise.
12294 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12295 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12296 it through to ix86_emit_restore_reg_using_pop.
12297 (ix86_emit_leave): Add RED_OFFSET argument. Call
12298 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12299 instead of adding REG_CFA_OFFSET note unconditionally.
12300 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12301 the above functions. Call ix86_add_queued_cfa_restore_notes when
12304 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12305 force output of the label even for dwarf2out_do_cfi_asm.
12306 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12307 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12308 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12310 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12311 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12312 dwarf2out_cfi_label callers.
12313 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12314 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12315 Adjust dwarf2out_cfi_label callers.
12316 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12318 * config/i386/i386.h (struct machine_cfa_state,
12319 struct machine_function): Guard with ifndef USED_FOR_TARGET
12320 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12323 * emutls.c (__emutls_get_address): Change arr->size to mean number
12324 of allocated arr->data entries instead of # of slots + 1.
12326 PR middle-end/40316
12327 * recog.c (peep2_reinit_state): New function.
12328 (peephole2_init_state): Use it at the end of a basic block and also
12329 when seeing a RTX_FRAME_RELATED_P insn.
12331 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12333 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12334 fixuns_truncrfdi2): New.
12335 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12336 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12337 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12338 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12339 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12340 *recip_approx): Remove.
12341 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12342 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12343 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12345 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12348 2009-06-01 Ian Lance Taylor <iant@google.com>
12350 * attribs.c (register_attribute): Use CONST_CAST.
12351 * collect2.c (main): Use CONST_CAST2.
12352 (scan_prog_file): Likewise.
12353 * gcc.c (process_command, main): Likewise.
12354 * toplev.c (toplev_main): Likewise.
12356 * c-typeck.c (handle_warn_cast_qual): New static function,
12357 partially broken out of build_c_cast.
12358 (build_c_cast): Call handle_warn_cast_qual.
12359 * doc/invoke.texi (Warning Options): Document new effect of
12362 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12364 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12365 (diagnostic_report_current_module): Print columns.
12366 * common.opt (flag_show_column): Enable by default.
12368 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12370 * alias.c (find_base_term): Check for NULL term before returning.
12372 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12374 Revert due to PR40320:
12375 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12376 * calls.c (emit_library_call_value_1): Don't force_operand for move
12379 2009-06-01 Olivier Hainque <hainque@adacore.com>
12380 Eric Botcazou <ebotcazou@adacore.com>
12382 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12383 to be processed as a bitfield for constructor output purposes.
12384 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12386 * varasm.c (oc_local_state): New type, output_constructor
12387 local state to support communication with helpers.
12388 (oc_outer_state): New type, output_constructor outer state of
12389 relevance in recursive calls.
12390 (output_constructor_array_range): New output_constructor helper,
12391 extracted code for an array range element.
12392 (output_constructor_regular_field): New output_constructor helper,
12393 extracted code for an element that is not a bitfield.
12394 (output_constructor_bitfield): New output_constructor helper,
12395 extracted code for a bitfield element. Accept an OUTER state
12396 argument for recursive processing. Recurse on record or array
12397 CONSTRUCTOR values, possibly past noop conversions.
12398 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12399 VALUE is a valid constant-valued expression for use in a static
12400 bit-field initializer.
12401 (output_constructor): Rework to use helpers. Accept and honor an
12402 OUTER state argument for recursive calls. Return total size. Be
12403 prepared for nested constructors initializing bitfields.
12404 (output_constant): Feed OUTER in calls to output_constructor.
12406 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12408 * calls.c (emit_library_call_value_1): Don't force_operand for move
12411 2009-06-01 Nick Clifton <nickc@redhat.com>
12413 * doc/invoke.texi (IA-64 Options): Fix typo.
12415 2009-06-01 Ira Rosen <irar@il.ibm.com>
12417 PR tree-optimization/39129
12418 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12420 (vect_do_peeling_for_loop_bound): Use
12421 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12422 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12423 (vect_loop_versioning): Likewise.
12424 (vect_create_cond_for_alias_checks): Fix indentation.
12425 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12427 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12428 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12429 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12430 "control flow in loop".
12431 (vect_estimate_min_profitable_iters): Use
12432 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12433 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12434 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12435 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12436 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12437 statement belongs to a group of strided accesses with the exact code
12439 (vectorizable_load): Likewise.
12440 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12441 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12443 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12445 * config/freebsd-stdint.h: New file.
12446 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12447 Add freebsd-stdint.h to tm_file.
12449 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12451 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12452 (thumb2_extendhidi2): Likewise.
12454 2009-05-31 Ian Lance Taylor <iant@google.com>
12456 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12458 2009-05-31 Ian Lance Taylor <iant@google.com>
12460 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12461 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12462 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12464 2009-05-31 Jason Merrill <jason@redhat.com>
12466 * tree-pretty-print.c (print_call_name): Take the callee, not the
12467 call itself. Make non-static. Use dump_function_name for functions.
12468 (dump_generic_node): Adjust.
12469 * diagnostic.h: Declare print_call_name.
12470 * gimple-pretty-print.c (dump_gimple_call): Use it.
12472 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12474 * config/sh/sh.md (ashldi3_std): New define_expand.
12477 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12480 * config/sh/sh.c: Include debug.h.
12481 (sh_expand_epilogue): Emit a blockage insn before the frame
12482 pointer adjustment also when dwarf2out_do_frame returns true.
12484 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12486 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12487 (thumb2_extendqidi2): New pattern.
12489 2009-05-31 Ira Rosen <irar@il.ibm.com>
12491 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12492 mark phis for renaming.
12493 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12494 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12495 Call mark_sym_for_renaming.
12496 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12497 * tree-vect-loop.c (vect_transform_loop): Remove
12498 vect_memsyms_to_rename initialization and a call to
12499 mark_set_for_renaming.
12501 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12503 PR middle-end/40304
12504 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12505 frame related even if !set_cfa && style < 0.
12507 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12509 * config/i386/mingw-tls.c: New file.
12510 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12511 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12512 defining _WIN32 but not __CYGWIN__.
12514 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12516 * configure.ac: Add MPC support.
12518 * config.in, configure: Regenerate.
12520 2009-05-29 Richard Henderson <rth@redhat.com>
12522 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12523 NOTE_INSN_BASIC_BLOCK.
12524 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12525 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12526 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12528 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12530 (add_cfi): Disable check redefining cfa away from drap.
12531 (lookup_cfa_1): Add remember argument; handle remember/restore.
12532 (lookup_cfa): Pass remember argument.
12533 (cfa_remember): New.
12534 (compute_barrier_args_size_1): Remove sibcall check.
12535 (dwarf2out_frame_debug_def_cfa): New.
12536 (dwarf2out_frame_debug_adjust_cfa): New.
12537 (dwarf2out_frame_debug_cfa_offset): New.
12538 (dwarf2out_frame_debug_cfa_register): New.
12539 (dwarf2out_frame_debug_cfa_restore): New.
12540 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12541 (dwarf2out_begin_epilogue): New.
12542 (dwarf2out_frame_debug_restore_state): New.
12543 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12544 DW_CFA_restore_state.
12545 (output_cfi_directive): Likewise.
12546 (convert_cfa_to_fb_loc_list): Likewise.
12547 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12548 * dwarf2out.h: Update.
12549 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12550 (copy_insn_1): Early out for null.
12551 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12552 and dwarf2out_frame_debug_restore_state.
12553 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12554 (prologue_insn_hash, epilogue_insn_hash): New.
12555 (free_after_compilation): Adjust freeing accordingly.
12556 (record_insns): Create hash table if needed; push insns into
12557 hash instead of array.
12558 (maybe_copy_epilogue_insn): New.
12559 (contains): Search hash table instead of array.
12560 (sibcall_epilogue_contains): Remove.
12561 (thread_prologue_and_epilogue_insns): Split eh_return insns
12562 and mark them as epilogues.
12563 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12564 scanning in terms of basic blocks.
12565 * insn-notes.def (CFA_RESTORE_STATE): New.
12566 * jump.c (returnjump_p_1): Accept EH_RETURN.
12567 (eh_returnjump_p_1, eh_returnjump_p): New.
12568 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12569 CFA_REGISTER, CFA_RESTORE): New.
12570 * rtl.def (EH_RETURN): New.
12571 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12573 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12574 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12576 * config/i386/i386.c (gen_push): Update cfa state.
12577 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12578 add a CFA_ADJUST_CFA note.
12579 (ix86_dwarf_handle_frame_unspec): Remove.
12580 (ix86_expand_prologue): Update cfa state.
12581 (ix86_emit_restore_reg_using_pop): New.
12582 (ix86_emit_restore_regs_using_pop): New.
12583 (ix86_emit_leave): New.
12584 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12585 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12586 * config/i386/i386.h (struct machine_cfa_state): New.
12587 (ix86_cfa_state): New.
12588 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12589 (eh_return_internal): Merge from eh_return_<mode>,
12590 use eh_return rtx, split w/ epilogue.
12592 2009-05-29 Ian Lance Taylor <iant@google.com>
12594 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12596 * calls.c (emit_library_call_value_1): Likewise.
12598 * c-typeck.c (c_build_va_arg): New function.
12599 * c-tree.h (c_build_va_arg): Declare.
12600 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12601 instead of build_va_arg.
12603 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12605 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12606 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12607 (ptr_difference_cost): Use affine combinations to compute it.
12608 (difference_cost): Likewise.
12609 (get_computation_cost_at): Compute more accurate cost for addresses
12610 if the ratio is a multiplier allowed in addresses.
12611 For non-addresses, consider that an additional offset or symbol is
12614 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12616 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12617 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12619 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12620 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12621 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12623 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12624 to 1 for TYPE_SSE{IADD1,CVT1}.
12625 (prefix_vex_imm8): Removed.
12626 (length_vex): Only pass 1 as second argument to
12627 ix86_attr_length_vex_default if prefix_extra is 0.
12628 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12629 (length): For prefix vex computation use length_immediate
12630 attribute instead of prefix_vex_imm8.
12631 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12632 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12633 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12634 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12635 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12636 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12637 a space in between the operands.
12638 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12639 if one operand is 0xff and the other one si, di, bp or sp.
12640 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12641 other one si, di, bp or sp.
12642 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12643 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12644 type and mode attributes.
12645 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12646 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12647 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12648 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12649 prefix_data16 attribute iff MODE_DF.
12650 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12651 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12652 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12653 constm128_operand in length_immediate computation.
12654 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12655 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12656 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12657 length_immediate attribute to 1.
12658 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12659 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12660 for certain alternatives.
12661 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12662 prefix_data16 attribute if MODE_V1DF.
12663 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12664 length_immediate to 1.
12665 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12666 length_address to 4, set mode attribute to MODE_DI.
12667 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12668 (fxam<mode>2_i387): Set length attribute to 4.
12669 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12670 *prefetch_3dnow_rex): Override length_address attribute.
12671 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12673 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12674 (constm128_operand): Removed.
12675 * config/i386/i386.c (memory_address_length): For
12676 disp && !index && !base in 64-bit mode account for SIB byte if
12677 print_operand_address can't optimize disp32 into disp32(%rip)
12678 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12679 for fs: or gs: segment.
12680 (ix86_attr_length_immediate_default): When checking if shortform
12681 is possible, truncate immediate to the length of the non-shortened
12683 (ix86_attr_length_address_default): Ignore MEM_P operands
12685 (ix86_attr_length_vex_default): Only check for DImode on
12686 GENERAL_REG_P operands.
12687 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12688 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12689 (sse_cvttps2pi): Clear prefix_rep attribute.
12690 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12692 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12693 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12694 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12695 iff operand 2 is const_int_operand.
12696 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12697 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12698 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12700 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12702 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12703 prefix_data16 attribute for movlpd and movhpd instructions.
12704 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12705 length_immediate for shufpd instruction.
12706 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12707 (avx_cmpp<avxmodesuffixf2c><mode>3,
12708 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12709 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12710 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12711 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12712 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12713 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12714 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12715 prefix_data16 attribute for the first alternative to 1.
12716 (*avx_loadlps): Override length_immediate for the first alternative.
12717 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12718 attributes for second alternative.
12719 (*vec_concatv2sf_sse4_1): Override length_immediate and
12720 prefix_data16 attributes for second alternative.
12721 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12722 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12723 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12724 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12725 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12726 prefix_data16 and length_immediate to 1.
12727 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12729 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12730 prefix_extra attribute for variants that don't have 0f prefix alone.
12731 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12732 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12733 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12734 *sse4_1_pextrd): Set length_immediate to 1.
12735 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12736 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12738 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12739 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12740 length_immediate to 1 for second alternative.
12741 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12742 prefix_extra and length_immediate attributes for the first
12744 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12746 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12747 to 1 for the first and third alternative.
12748 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12750 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12752 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12754 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12755 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12756 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12757 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12758 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12759 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12760 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12761 ssse3_psign<mode>3): Override prefix_rex attribute.
12762 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12763 (ssse3_palignrti): Override length_immediate to 1.
12764 (ssse3_palignrdi): Override length_immediate to 1, override
12765 prefix_rex attribute.
12766 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12767 (sse4a_extrqi): Override length_immediate to 2.
12768 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12769 (sse4a_insertq): Override prefix_data16 to 0.
12770 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12771 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12772 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12773 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12774 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12775 and length_immediate to 1.
12776 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12777 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12778 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12779 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12780 and length_immediate to 1.
12781 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12782 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12783 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12784 avx_ptest256): Override prefix_extra to 1.
12785 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12786 Override prefix_data16 and length_immediate to 1.
12787 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12788 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12789 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12790 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12791 prefix_data16 to 0 and prefix_extra to 2.
12792 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12793 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12795 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12796 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12797 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12798 and prefix_extra to 2.
12799 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12800 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12801 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12802 avx_vpermilvar<mode>3,
12803 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12804 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12805 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12806 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12807 Override prefix_extra to 1.
12808 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12809 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12810 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12811 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12812 prefix_extra and length_immediate to 1.
12813 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12815 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12816 to 1 for the first alternative.
12817 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12818 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12820 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12821 *movv2sf_internal_avx, *movv2sf_internal): Override
12822 prefix_rep attribute for certain alternatives.
12823 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12824 attributes for certain alternatives.
12825 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12826 attributes for certain alternatives.
12827 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12828 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12829 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12830 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12831 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12832 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12833 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12834 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12835 length_immediate to 1 if operand 2 is const_int_operand.
12836 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12837 *vec_extractv2si_1): Set length_immediate attribute to 1.
12838 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12839 using old 3DNOW insn rather than SSE/3DNOW_A.
12840 (mmx_emms, mmx_femms): Clear modrm attribute.
12842 2009-05-29 Martin Jambor <mjambor@suse.cz>
12844 * tree-sra.c: New implementation of SRA.
12846 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12847 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12848 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12849 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12850 (SRA_MAX_STRUCTURE_COUNT): Removed.
12851 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12852 * doc/invoke.texi (sra-max-structure-size): Removed.
12853 (sra-field-structure-ratio): Removed.
12855 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12857 PR middle-end/40291
12858 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12861 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12863 PR rtl-optimization/40101
12864 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12865 seqno. Adjust comment.
12866 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12867 inserting bookkeeping before a jump, the jump is not scheduled.
12868 When no positive seqno found, provide a value. Add comment.
12870 2009-05-29 Richard Guenther <rguenther@suse.de>
12872 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12873 short-cutting on the first component.
12875 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12877 PR middle-end/39958
12878 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12879 for trees other than decls/types.
12881 2009-05-29 Richard Guenther <rguenther@suse.de>
12883 * tree-ssa-operands.c (get_expr_operands): Do not handle
12884 INDIRECT_REFs in the handled-component case. Remove
12885 unused get_ref_base_and_extent case.
12886 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12887 tree_low_cst and host_integerp where possible.
12888 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12889 codes for equivalence.
12890 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12892 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12894 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12895 to tmake_file for i[34567]86-*-cygwin*.
12897 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12900 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12901 (altivec_categorize_keyword, init_vector_keywords,
12902 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12905 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12907 * tree.c (handle_dll_attribute): Check if node is
12908 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12910 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12912 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12914 (thumb2_zero_extendqidi2): Likewise.
12916 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12918 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12919 instead of gen_movrt.
12920 * config/sh/sh.md (movrt): Remove.
12922 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12924 * doc/invoke.texi (IA-64 Options):
12925 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12926 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12927 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12928 -msched-prefer-non-control-spec-insns,
12929 -msched-stop-bits-after-every-cycle,
12930 -msched-count-spec-in-critical-path,
12931 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12932 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12933 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12934 and -msched-spec-verbose.
12936 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12938 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12939 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12941 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12943 2009-05-28 Richard Guenther <rguenther@suse.de>
12945 * tree-ssa-alias.c (ao_ref_init): New function.
12946 (ao_ref_base): Likewise.
12947 (ao_ref_base_alias_set): Likewise.
12948 (ao_ref_alias_set): Likewise.
12949 (refs_may_alias_p_1): Change signature.
12950 (refs_may_alias_p): Adjust.
12951 (refs_anti_dependent_p): Likewise.
12952 (refs_output_dependent_p): Likewise.
12953 (call_may_clobber_ref_p_1): Change signature.
12954 (call_may_clobber_ref_p): Adjust.
12955 (stmt_may_clobber_ref_p_1): New function split out from ...
12956 (stmt_may_clobber_ref_p): ... here.
12957 (maybe_skip_until): Adjust signature.
12958 (get_continuation_for_phi): Likewise.
12959 (walk_non_aliased_vuses): Likewise.
12960 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12961 (ao_ref_init): Declare.
12962 (ao_ref_base): Likewise.
12963 (ao_ref_alias_set): Likewise.
12964 (stmt_may_clobber_ref_p_1): Likewise.
12965 (walk_non_aliased_vuses): Adjust.
12966 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12967 (get_ref_from_reference_ops): remove.
12968 (vn_reference_lookup_2): Adjust signature.
12969 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12970 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12971 (vn_reference_lookup): Adjust.
12972 (vn_reference_insert): Likewise.
12973 (vn_reference_insert_pieces): Adjust signature.
12974 (visit_reference_op_call): Adjust.
12975 * tree-ssa-pre.c (get_expr_type): Simplify.
12976 (phi_translate_1): Adjust.
12977 (compute_avail): Likewise.
12978 (translate_vuse_through_block): Do not re-build trees.
12979 (value_dies_in_block_x): Likewise.
12980 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12982 (vn_reference_lookup_pieces): Adjust declaration.
12983 (vn_reference_insert_pieces): Likewise.
12985 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12987 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12988 with checking disabled.
12990 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12994 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12995 macro definition for support of three-operand format aligned
12996 .comm directive in assembler on cygwin/pe/mingw target OS.
12997 * configure: Regenerate.
12998 * config.h: Regenerate.
13000 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13001 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13002 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13004 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13005 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13007 2009-05-28 Ira Rosen <irar@il.ibm.com>
13009 PR tree-optimization/40254
13010 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13011 in analysis of basic blocks.
13013 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13015 PR middle-end/33699
13016 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13017 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13018 (TARGET_INITIALIZER): Use it.
13019 * cse.c (CHEAPER): Move it up to the other macros.
13020 (insert): Rename this ...
13021 (insert_with_costs): ... to this. Add cost parameters. Update
13023 (insert): New function. Call insert_with_costs.
13024 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13025 find_reg_offset_for_const, try_const_anchors): New functions.
13026 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13027 when using a const-anchor. Call insert_const_anchors.
13028 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13029 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13031 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13033 * tree-inline.c (remap_decls): Enable nonlocalized variables
13034 when not optimizing.
13036 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13038 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13039 Simplify other tests involving optimize.
13041 2009-05-27 Tom Tromey <tromey@redhat.com>
13043 * unwind-dw2.c (_Unwind_DebugHook): New function.
13044 (uw_install_context): Call _Unwind_DebugHook.
13046 2009-05-27 Tom Tromey <tromey@redhat.com>
13048 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13050 2009-05-27 Ian Lance Taylor <iant@google.com>
13052 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13053 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13054 (ALL_LINKERFLAGS): Define.
13055 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13056 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13057 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13058 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13059 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13060 $(LINKER_FOR_BUILD).
13061 (build/gcov-iov$(build_exeext)): Likewise.
13063 2009-05-27 Julian Brown <julian@codesourcery.com>
13065 * gcse.c (target.h): Include.
13066 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13067 copy of argument to a pseudo register.
13069 2009-05-27 Diego Novillo <dnovillo@google.com>
13071 * tree-ssa-live.c (dump_scope_block): Document arguments.
13072 (dump_scope_blocks): Document.
13073 (debug_scope_blocks): New.
13074 * tree-flow.h (debug_scope_blocks): Declare.
13076 2009-05-21 Denis Chertykov <denisc@overta.ru>
13078 * doc/contrib.texi (Contributors): Add myself to the list.
13080 2009-05-27 Olivier Hainque <hainque@adacore.com>
13082 * expr.c (target_align): New function. Alignment the TARGET of an
13083 assignment may be assume to have.
13084 (highest_pow2_factor_for_target): Use it instead of relying on
13085 immediate tree attributes of TARGET, not necessarily honored when
13086 intermediate bitfields are involved.
13088 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13091 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13092 AVX, SSE4, AES, PCLMUL and POPCNT.
13094 2009-05-27 Diego Novillo <dnovillo@google.com>
13096 * tree-pretty-print.c (dump_location): New.
13097 (dump_generic_node): Call it.
13098 Factor code to handle BLOCK nodes ...
13099 (dump_block_node): ... here.
13101 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13103 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13105 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13107 * gcc-plugin.h: Include config.h and system.h.
13108 (IN_GCC): Define if not defined.
13110 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13112 PR middle-end/40249
13113 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13116 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13118 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13120 * config/m32r/m32r.h: Ditto.
13121 * config/m32r/m32r.md: Ditto.
13122 * config/m32r/predicates.md: Ditto.
13124 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13126 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13128 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13131 (Loading plugins): typo.
13132 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13133 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13134 (Interacting with the GCC Garbage Collector): Added new section.
13135 (Giving information about a plugin): Added new section for
13137 * ggc.h (ggc_register_root_tab): Added declaration.
13138 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13139 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13140 (register_callback): Improved comment in declaration.
13141 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13142 (extra_root_vec) Added static variable for dynamic roots registration.
13143 (ggc_register_root_tab) Added new routine.
13144 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13145 PLUGIN_GGC_MARKING event.
13146 * ggc-zone.c: Include plugin.h.
13147 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13148 * ggc-page.c: Include plugin.h.
13149 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13150 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13151 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13152 (register_callback): check lack of callbacks for
13153 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13154 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13155 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13156 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13157 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13158 dependency on plugin.h.
13159 (plugin.o): Added dependency on ggc.h...
13161 2009-05-26 Richard Guenther <rguenther@suse.de>
13163 PR middle-end/40248
13165 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13166 with mismatched comparison modes.
13168 * expr.c (expand_expr_real_1): Expand the operand of a
13169 VIEW_CONVERT_EXPR in its natural mode.
13171 2009-05-26 Ian Lance Taylor <iant@google.com>
13173 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13174 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13175 (ALL_COMPILERFLAGS): Define.
13176 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13177 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13178 (collect2$(exeext), collect2.o): Likewise.
13179 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13180 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13181 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13182 (libbackend.o, intl.o, cppdefault.o): Likewise.
13183 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13184 (build/%.o): Use $(COMPILER_FOR_BUILD).
13185 (build/gen%$(build_exeext)): Likewise.
13186 (build/gcov-iov$(build_exeext)): LIkewise.
13187 * config/t-darwin (darwin.o): Use $(COMPILER).
13188 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13189 * config/t-sol2 (sol2-c.o): Likewise.
13190 (sol2.o): Likewise.
13191 * config/t-vxworks (vxworks.o): Likewise.
13192 * config/x-darwin (host-darwin.o): Likewise.
13193 * config/x-hpux (host-hpux.o): Likewise.
13194 * config/x-linux (host-linux.o): Likewise.
13195 * config/x-solaris (host-solaris.o): Likewise.
13196 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13197 * config/arm/t-arm (arm-c.o): Likewise.
13198 * config/arm/t-pe (pe.o): Likewise.
13199 * config/arm/t-wince-pe (pe.o): Likewise.
13200 * config/i386/t-cygming (winnt.o): Likewise.
13201 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13202 * config/i386/t-cygwin (cygwin1.o): Likewise.
13203 (cygwin2.o): Likewise.
13204 * config/i386/t-i386 (i386-c.o): Likewise.
13205 * config/i386/t-interix (winnt.o): Likewise.
13206 * config/i386/t-netware (netware.o): Likewise.
13207 * config/i386/t-nwld (nwld.o): Likewise.
13208 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13209 * config/i386/x-i386 (driver-i386.o): Likewise.
13210 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13211 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13212 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13213 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13214 * config/mips/x-native (driver-native.o): Likewise.
13215 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13216 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13217 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13218 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13219 * config/score/t-score-elf (score7.o): Likewise.
13220 (score3.o): Likewise.
13221 * config/sh/t-sh (sh-c.o): Likewise.
13222 * config/sh/t-symbian (sh-c.o): Likewise.
13223 (symbian.o): Likewise.
13224 * config/spu/t-spu-elf (spu-c.o): Likewise.
13225 * config/v850/t-v850 (v850-c.o): Likewise.
13226 * config/v850/t-v850e (v850-c.o): Likewise.
13228 2009-05-26 Richard Guenther <rguenther@suse.de>
13230 PR tree-optimization/40122
13231 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13232 VECTOR_CSTs if possible.
13233 (fold_gimple_assign): Likewise.
13235 2009-05-26 Richard Guenther <rguenther@suse.de>
13237 PR middle-end/40252
13238 * fold-const.c (fold_binary): Use the correct types for building
13241 2009-05-26 Richard Guenther <rguenther@suse.de>
13243 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13244 redundant calls to merge_alias_info.
13245 (bump_vector_ptr): Likewise.
13246 * tree-ssa-copy.c (merge_alias_info): Remove.
13247 (replace_exp_1): Remove call to merge_alias_info.
13248 (propagate_tree_value): Likewise.
13249 (fini_copy_prop): Propagate points-to info.
13250 * tree-flow.h (merge_alias_info): Remove.
13252 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13254 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13256 2009-05-25 Jan Hubicka <jh@suse.cz>
13258 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13259 * cgraph.h (struct inline_summary): New filed self_wize,
13260 size_inlining_benefit, self_time and time_inlining_benefit.
13261 (struct cgraph_global_info): Replace insns by time ans size fields.
13262 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13263 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13264 (ipcp_update_callgraph): Do not touch function bodies.
13265 * ipa-inline.c: Include except.h
13266 (MAX_TIME): New constant.
13267 (overall_insns): Remove.
13268 (leaf_node_p): New.
13269 (overall_size, max_benefit): New static variables.
13270 (cgraph_estimate_time_after_inlining): New function.
13271 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13272 (cgraph_clone_inlined_nodes): Update size.
13273 (cgraph_mark_inline_edge): Update size.
13274 (cgraph_estimate_growth): Use size info.
13275 (cgraph_check_inline_limits): Check size.
13276 (cgraph_default_inline_p): Likewise.
13277 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13278 (cgraph_decide_recursive_inlining): Check size.
13279 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13281 (cgraph_decide_inlining): Likewise.
13282 (cgraph_decide_inlining_incrementally): Likewise; honor
13283 PARAM_EARLY_INLINING_INSNS.
13284 (likely_eliminated_by_inlining_p): New predicate.
13285 (estimate_function_body_sizes): New function.
13286 (compute_inline_parameters): Use it.
13287 * except.c (must_not_throw_labels): New function.
13288 * except.h (must_not_throw_labels): Declare.
13289 * tree-inline.c (init_inline_once): Kill inlining_weigths
13290 * tree-ssa-structalias.c: Avoid uninitialized warning.
13291 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13292 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13293 (PARAM_INLINE_CALL_COST): Remove.
13294 (PARAM_EARLY_INLINING_INSNS): New.
13296 2009-05-25 Richard Guenther <rguenther@suse.de>
13298 PR tree-optimization/36327
13299 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13300 callback for reference translation or lookup at the point of may-defs.
13301 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13302 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13303 for union COMPONENT_REFs.
13304 (vn_reference_lookup_3): New callback. Lookup from memset
13305 and CONSTRUCTOR assignment, translate through struct copies.
13306 (vn_reference_lookup_pieces): Make sure to not free the
13307 passed operands array. Adjust walk_non_aliased_vuses call.
13308 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13309 make sure we do not leak memory.
13311 2009-05-25 Richard Guenther <rguenther@suse.de>
13313 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13314 * tree-inline.c (expand_call_inline): Reset the escaped and
13315 callused solutions.
13316 * tree-ssa-structalias.c (pass_build_ealias): New.
13317 * tree-pass.h (pass_build_ealias): Declare.
13318 * passes.c (init_optimization_passes): Add PTA during
13319 early optimizations.
13320 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13321 and CALLUSED solutions.
13322 (dump_points_to_solution): New function, split out from ...
13323 (dump_points_to_info_for): ... here.
13324 * tree-parloops.c (parallelize_loops): Reset the escaped and
13325 callused solutions.
13327 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13330 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13331 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13333 2009-05-25 Ira Rosen <irar@il.ibm.com>
13335 PR tree-optimization/40238
13336 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13337 statements after basic block's labels.
13338 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13339 to free the allocated memory.
13341 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13343 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13344 return address with a USE.
13346 2009-05-24 Richard Guenther <rguenther@suse.de>
13348 PR middle-end/40233
13349 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13350 array type from the main variant of the inner type.
13352 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13354 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13355 definition to bool (from int) to un-break build.
13356 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13358 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13360 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13361 discard_stmt_changes): Delete.
13362 * tree-ssa-operands.c (scb_stack): Delete.
13363 (init_ssa_operands): Do not initialize it.
13364 (fini_ssa_operands): Do not free it.
13365 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13367 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13368 update_stmt, remove the others. Fix comments.
13369 * tree-dfa.c (optimize_stack_restore): Likewise.
13370 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13371 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13372 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13373 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13375 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13376 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13377 (dom_opt_finalize_block): Likewise, adjusting access to
13379 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13380 (stmts_to_rescan): Change item type to gimple.
13381 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13383 2009-05-24 Ira Rosen <irar@il.ibm.com>
13385 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13386 * tree-pass.h (pass_slp_vectorize): New pass.
13387 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13388 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13389 * tree-vectorizer.c (timevar.h): Include.
13390 (user_vect_verbosity_level): Declare.
13391 (vect_location): Fix comment.
13392 (vect_set_verbosity_level): Update user_vect_verbosity_level
13393 instead of vect_verbosity_level.
13394 (vect_set_dump_settings): Add an argument. Ignore user defined
13395 verbosity if dump flags require higher level of verbosity. Print to
13396 stderr only for loop vectorization.
13397 (vectorize_loops): Update call to vect_set_dump_settings.
13398 (execute_vect_slp): New function.
13399 (gate_vect_slp): Likewise.
13400 (struct gimple_opt_pass pass_slp_vectorize): New.
13401 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13402 access its members.
13403 (vec_info_for_bb): New function.
13404 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13405 (VECTORIZATION_ENABLED): New macro.
13406 (SLP_ENABLED, SLP_DISABLED): Likewise.
13407 (vect_is_simple_use): Add bb_vec_info argument.
13408 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13409 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13410 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13411 vect_schedule_slp, vect_analyze_slp): Likewise.
13412 (vect_analyze_stmt): Add slp_tree argument.
13413 (find_bb_location): Declare.
13414 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13415 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13416 (vect_analyze_loop_operations, vect_analyze_loop,
13417 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13418 vect_finalize_reduction, vectorizable_reduction,
13419 vectorizable_live_operation, vect_transform_loop): Likewise.
13420 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13421 skip evolution analysis if analyzing a basic block.
13422 (dr_analyze_indices): Likewise.
13423 (initialize_data_dependence_relation): Skip the test whether the
13424 object is invariant for basic blocks.
13425 (compute_all_dependences): Skip dependence analysis for data
13426 references in basic blocks.
13427 (find_data_references_in_stmt): Don't fail in case of invariant
13428 access in basic block.
13429 (find_data_references_in_bb): New function.
13430 (find_data_references_in_loop): Move code to
13431 find_data_references_in_bb and add a call to it.
13432 (compute_data_dependences_for_bb): New function.
13433 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13434 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13436 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13437 unknown dependence in basic block and fail in case of dependence in
13439 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13440 dependence instances from either loop or basic block vectorization
13442 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13443 before calling nested_in_vect_loop_p.
13444 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13445 dependence instances from either loop or basic block vectorization
13447 (vect_verify_datarefs_alignment): Likewise.
13448 (vect_enhance_data_refs_alignment): Adjust function calls.
13449 (vect_analyze_data_refs_alignment): Likewise.
13450 (vect_analyze_group_access): Fix printing. Skip different checks if
13451 DR_STEP is 0. Keep strided stores either in loop or basic block
13452 vectorization data structure. Fix indentation.
13453 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13455 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13456 dependence instances from either loop or basic block vectorization
13458 (vect_analyze_data_refs): Update comment. Call
13459 compute_data_dependences_for_bb to analyze basic blocks.
13460 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13461 case of loop vectorization. In case of basic block vectorization use
13462 data-ref itself as a base.
13463 (vect_create_data_ref_ptr): In case of basic block vectorization:
13464 don't advance the pointer, add new statements before the current
13465 statement. Adjust function calls.
13466 (vect_supportable_dr_alignment): Support only aligned accesses in
13467 basic block vectorization.
13468 * common.opt (ftree-slp-vectorize): New flag.
13469 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13470 (vect_pattern_recog_1): Likewise.
13471 * tree-vect-stmts.c (process_use): Likewise.
13472 (vect_init_vector): Add new statements in the beginning of the basic
13473 block in case of basic block SLP.
13474 (vect_get_vec_def_for_operand): Adjust function calls.
13475 (vect_finish_stmt_generation): Likewise.
13476 (vectorizable_call): Add assert that it is loop vectorization, adjust
13478 (vectorizable_conversion, vectorizable_assignment): Likewise.
13479 (vectorizable_operation): In case of basic block SLP, take
13480 vectorization factor from statement's type and skip the relevance
13481 check. Adjust function calls.
13482 (vectorizable_type_demotion): Add assert that it is loop
13483 vectorization, adjust function calls.
13484 (vectorizable_type_promotion): Likewise.
13485 (vectorizable_store): Check for outer loop only in case of loop
13486 vectorization. Adjust function calls. For basic blocks, skip the
13487 relevance check and don't advance pointers.
13488 (vectorizable_load): Likewise.
13489 (vectorizable_condition): Add assert that it is loop vectorization,
13490 adjust function calls.
13491 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13492 that it is not reduction, get vector type, call only supported
13493 functions, skip loop specific parts.
13494 (vect_transform_stmt): Check for outer loop only in case of loop
13496 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13497 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13498 for external definition.
13499 * passes.c (pass_slp_vectorize): New pass.
13500 * tree-vect-slp.c (find_bb_location): New function.
13501 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13502 check for patterns only in loops.
13503 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13504 case of multiple types in basic block SLP.
13505 (vect_mark_slp_stmts_relevant): New function.
13506 (vect_supported_load_permutation_p): Fix comment.
13507 (vect_analyze_slp_instance): Add argument. In case of basic block
13508 SLP, take vectorization factor from statement's type, check that
13509 unrolling factor is 1. Adjust function call. Save SLP instance in
13510 either loop or basic block vectorization structure. Return FALSE,
13512 (vect_analyze_slp): Add argument. Get strided stores groups from
13513 either loop or basic block vectorization structure. Return FALSE
13514 if basic block SLP failed.
13515 (new_bb_vec_info): New function.
13516 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13517 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13518 (vect_schedule_slp): Add argument. Get SLP instances from either
13519 loop or basic block vectorization structure. Set vectorization factor
13520 to be 1 for basic block SLP.
13521 (vect_slp_transform_bb): New function.
13522 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13524 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13526 * final.c (shorten_branches): Do not align labels for jump tables.
13527 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13529 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13531 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13532 Remove outdated reference to flow.c and fix nits.
13533 * doc/gccint.texi: Tweak RTL description.
13534 * doc/rtl.texi: Likewise.
13536 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13538 * config/avr/avr.c: Change my email address.
13539 * config/avr/avr.h: Likewise.
13540 * config/avr/avr.md: Likewise.
13541 * config/avr/avr-protos.h: Likewise.
13542 * config/avr/libgcc.S: Likewise.
13544 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13546 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13547 (spu_split_load, spu_split_store): Change return type to int.
13548 (spu_split_convert): Declare.
13549 * config/spu/predicates.md (spu_mem_operand): Remove.
13550 (spu_mov_operand): Update.
13551 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13552 * config/spu/spu.c (regno_aligned_for_load): Remove.
13553 (reg_aligned_for_addr, spu_expand_load): Define.
13554 (spu_expand_extv): Reimplement and handle MEM.
13555 (spu_expand_insv): Handle MEM.
13556 (spu_sched_reorder): Handle insn's with length 0.
13557 (spu_legitimate_address_p): Reimplement.
13558 (store_with_one_insn_p): Return TRUE for any mode with size
13559 larger than 16 bytes.
13560 (address_needs_split): Define.
13561 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13563 (spu_convert_move): Define.
13564 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13565 (spu_split_store): Change all MEM's to TImode.
13566 (spu_init_expanders): Preallocate registers that correspond to
13567 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13569 (spu_split_convert): Define.
13570 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13571 (_move<mode>, _movdi, _movti): Update predicate and condition.
13572 (load, store): Change to define_split.
13573 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13575 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13576 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13577 define_insn_and_split of lshr<mode>3.
13578 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13579 (<v>ashr<mode>3_imm): Define.
13580 (extv, extzv, insv): Allow MEM operands.
13581 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13582 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13583 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13584 (_spu_convert2): Change to define_insn_and_split and remove the
13585 corresponding define_peephole2.
13586 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13587 Change predicates to memory_operand.
13589 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13591 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13593 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13595 PR tree-optimization/40219
13596 * tree.c (iterative_hash_expr): Make sure the builtin function is
13597 a normal builtin function and not a front end or back end builtin
13598 before indexing into the built_in_decls array.
13600 2009-05-22 Richard Guenther <rguenther@suse.de>
13602 PR middle-end/38964
13603 * alias.c (write_dependence_p): Do not use TBAA for answering
13604 anti-dependence or output-dependence.
13605 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13606 (emit_pointer_definition): Remove.
13607 (emit_alias_warning): Likewise.
13608 (find_what_var_points_to): Remove TBAA pruning code.
13609 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13611 (compute_points_to_sets): Remove code computing the set of
13612 dereferenced pointers.
13613 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13614 oracle for querying anti and output dependencies.
13615 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13616 if TBAA may be applied.
13617 (refs_anti_dependent_p): New function.
13618 (refs_output_dependent_p): Likewise.
13619 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13620 (refs_output_dependent_p): Likewise.
13621 * doc/tree-ssa.texi (Memory model): New section.
13622 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13623 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13624 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13625 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13626 * expr.c (expand_expr_real_1): Likewise.
13627 * gimple-low.c (lower_stmt): Likewise.
13628 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13629 (dump_gimple_cdt): Remove.
13630 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13631 (gimple_size): Likewise.
13632 (walk_gimple_op): Likewise.
13633 (is_gimple_stmt): Likewise.
13634 (walk_stmt_load_store_addr_ops): Likewise.
13635 (gimple_build_cdt): Remove.
13636 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13637 * gimple.h (gimple_cdt_new_type): Remove.
13638 (gimple_cdt_new_type_ptr): Likewise.
13639 (gimple_cdt_set_new_type): Likewise.
13640 (gimple_cdt_location): Likewise.
13641 (gimple_cdt_location_ptr): Likewise.
13642 (gimple_cdt_set_location): Likewise.
13643 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13644 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13645 GIMPLE_CHANGE_DYNAMIC_TYPE.
13646 (verify_types_in_gimple_stmt): Likewise.
13647 * tree-inline.c (estimate_num_insns): Likewise.
13648 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13649 (copy_decl_to_var): Likewise.
13650 (copy_result_decl_to_var): Likewise.
13651 * tree-pretty-print.c (dump_generic_node): Do not handle
13652 CHANGE_DYNAMIC_TYPE_EXPR.
13653 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13654 * tree-ssa-operands.c (get_expr_operands): Likewise.
13655 * tree-ssa-structalias.c (struct variable_info): Remove
13656 no_tbaa_pruning member.
13657 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13658 (unify_nodes): Do not copy it.
13659 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13660 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13661 (set_uids_in_ptset): Do not check it.
13662 (find_what_var_points_to): Likewise.
13663 (compute_tbaa_pruning): Remove.
13664 (compute_points_to_sets): Do not call it.
13665 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13666 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13667 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13668 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13669 (DECL_NO_TBAA_P): Likewise.
13670 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13671 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13672 (expand_omp_atomic_pipeline): Do not set it.
13673 * print-tree.c (print_node): Do not dump it.
13674 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13677 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13680 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13683 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13685 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13688 2009-05-22 Ben Elliston <bje@au.ibm.com>
13690 * Makefile.in (bversion.h, s-bversion): New targets.
13691 (TOPLEV_H): Add bversion.h.
13692 * toplev.h: Include "bversion.h".
13693 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13694 the __format__ attribute only if compiling with the same version
13695 of GCC as the sources (the "build version").
13697 2009-05-22 Ben Elliston <bje@au.ibm.com>
13699 * c-format.c (handle_format_attribute): Fix comment typo.
13701 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13704 * config/ia64/ia64.opt (mfused-madd): New.
13705 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13706 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13707 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13708 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13709 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13710 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13711 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13712 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13713 instruction if !TARGET_FUSED_MADD.
13714 (fpma, fpms): Remove colon from name.
13716 2009-05-22 Richard Guenther <rguenther@suse.de>
13718 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13719 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13720 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13722 (create_expression_by_pieces): Only convert if necessary.
13723 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13724 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13726 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13728 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13729 regular pattern from a template and rename it ...
13730 (*extzv_truncsi_exts): ... to this.
13732 2009-05-21 Richard Guenther <rguenther@suse.de>
13734 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13735 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13736 (cgraph_default_inline_p): Likewise.
13737 (cgraph_decide_inlining_incrementally): Likewise.
13739 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13740 Uros Bizjak <ubizjak@gmail.com>
13742 * config/i386/cpuid.h (bit_MOVBE): New.
13744 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13746 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13747 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13748 (ix86_handle_option): Handle OPT_mmovbe.
13749 (ix86_target_string): Add -mmovbe.
13750 (pta_flags): Add PTA_MOVBE.
13751 (processor_alias_table): Add PTA_MOVBE to "atom".
13752 (override_options): Handle PTA_MOVBE.
13754 * config/i386/i386.h (TARGET_MOVBE): New.
13756 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13757 (*bswapsi_movbe): New.
13758 (*bswapdi_movbe): Likewise.
13759 (bswapdi2): Renamed to ...
13760 (*bswapdi_1): This.
13761 (bswapdi2): New expander.
13763 * config/i386/i386.opt (mmovbe): New.
13765 * doc/invoke.texi: Document -mmovbe.
13767 2009-05-21 Taras Glek <tglek@mozilla.com>
13769 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13770 * gcc-plugin.h (plugin_init): Updated signature.
13771 * gcc-plugin.h (plugin_name_args): Moved to this header.
13772 * doc/plugins.texi (plugin_init): Updated documention to reflect
13774 * doc/plugins.texi (plugin_name_args): Added to documention.
13776 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13778 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13779 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13781 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13783 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13784 JUMP_TABLE_DATA_P predicates where applicable.
13785 * config/i386/predicates.md: Ditto.
13786 * config/i386/sse.md: Ditto.
13788 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13790 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13791 operand2 -128 override length_immediate attribute to 1.
13792 * config/i386/predicates.md (constm128_operand): New predicate.
13794 * config/i386/i386.c (memory_address_length): Handle %r12
13795 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13797 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13798 mode look through optional ZERO_EXTEND and SUBREG.
13799 * config/i386/i386.md (R12_REG): New define_constant.
13800 (prefix_data16): For sse unit set also for MODE_TI insns.
13801 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13802 insns set if operand 1 is ext_QIreg_operand.
13803 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13804 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13806 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13807 mode from MODE_DI to MODE_SI.
13808 (movdi_1_rex64): Override modrm and length_immediate attributes
13809 only for movabs (TYPE_IMOV, alternative 2).
13810 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13811 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13812 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13813 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13814 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13815 prefix_rex attribute if DImode.
13816 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13817 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13818 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13819 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13820 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13821 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13822 Likewise. For TYPE_IMOV clear length_immediate attribute.
13823 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13824 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13825 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13826 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13827 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13828 or one operand TYPE_ISHIFT.
13829 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13830 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13831 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13832 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13833 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13834 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13835 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13836 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13837 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13838 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13839 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13840 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13841 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13842 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13843 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13844 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13845 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13846 set mode attribute, don't override length attribute.
13847 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13849 (return_internal_long): Set length attribute to 2 instead of 1.
13850 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13851 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13852 prefix_rex attribute.
13853 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13855 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13857 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13859 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13861 2009-05-20 Ian Lance Taylor <iant@google.com>
13863 * tree.c (build_tree_list_vec_stat): New function.
13864 (ctor_to_vec): New function.
13865 (build_nt_call_vec): New function.
13866 (build_call_array): Change args to be a const pointer.
13867 (build_call_vec): New function.
13868 * tree.h (build_nt_call_vec): Declare.
13869 (build_tree_list_vec_stat): Declare.
13870 (build_tree_list_vec): Define.
13871 (build_call_array): Update declaration.
13872 (build_call_vec): Declare.
13873 (ctor_to_vec): Declare.
13874 * c-common.c (tree_vector_cache): New static variable.
13875 (make_tree_vector): New function.
13876 (release_tree_vector): New function.
13877 (make_tree_vector_single): New function.
13878 (make_tree_vector_copy): New function.
13879 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13880 (make_tree_vector_single, make_tree_vector_copy): Declare.
13881 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13882 (c_parser_expr_list): Don't manage cache here, instead call
13884 (c_parser_release_expr_list): Remove static function.
13885 (c_parser_vec_to_tree_list): Remove static function.
13886 (c_parser_attributes): Call build_tree_list_vec instead of
13887 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13888 c_parser_release_expr_list.
13889 (c_parser_postfix_expression_after_primary): Likewise.
13890 (c_parser_objc_keywordexpr): Likewise.
13892 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13894 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13895 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13896 TARGET_CONVERT_TO_TYPE.
13897 * hooks.c (hook_tree_const_tree_null): Define.
13898 * hooks.h (hook_tree_const_tree_null): Declare.
13899 * target.h (struct gcc_target): Add invalid_parameter_type,
13900 invalid_return_type, promoted_type, and convert_to_type fields.
13901 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13902 (TARGET_INVALID_RETURN_TYPE): Define.
13903 (TARGET_PROMOTED_TYPE): Define.
13904 (TARGET_CONVERT_TO_TYPE): Define.
13905 (TARGET_INITIALIZER): Update for new fields.
13906 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13907 (grokparms): Check targetm.invalid_parameter_type.
13908 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13909 * c-convert.c (convert): Check targetm.convert_to_type.
13911 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13913 * config/mips/mips.md (*extenddi_truncate<mode>,
13914 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13916 (*extendhi_truncateqi): New define_insn_and_sptit.
13918 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13920 PR middle-end/40204
13921 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13922 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13924 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13926 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13927 the operand of VIEW_CONVERT_EXPR.
13929 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13931 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13932 extended family and model for Intel processors. Support Intel Atom.
13934 2009-05-20 Olivier Hainque <hainque@adacore.com>
13936 * gstab.h (stab_code_type): Define, to be used instead of the
13937 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13939 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13940 occurrences by stab_code_type.
13941 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13943 2009-05-20 Martin Jambor <mjambor@suse.cz>
13945 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13946 (sra_insert_before): Likewise.
13947 (sra_insert_after): Likewise.
13948 (sra_init_cache): Likewise.
13949 (sra_type_can_be_decomposed_p): Likewise.
13950 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13951 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13952 (sra_insert_before): Likewise.
13953 (sra_insert_after): Likewise.
13954 (sra_init_cache): Likewise.
13955 (insert_edge_copies_seq): Made static and moved upwards.
13957 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13960 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13962 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13963 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13966 2009-05-20 Richard Guenther <rguenther@suse.de>
13968 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13969 with mismatched comparison modes.
13971 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13973 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13974 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13975 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13976 with shifts for Thumb2.
13977 (orsi_notsi): New for orn.
13978 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13979 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13980 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13981 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13982 Don't invert remainder for IOR.
13984 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13986 PR tree-optimization/40087
13987 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13988 number_of_iterations_ne): Rename never_infinite argument.
13989 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13990 number_of_iterations_le): Handle pointer-type ivs when
13991 exit_must_be_taken is false.
13992 (number_of_iterations_cond): Do not always assume that
13993 exit_must_be_taken if the control variable is a pointer.
13995 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13997 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13998 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14000 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14002 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14003 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14005 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14008 * c.opt (Wlogical-op): Disabled by default.
14009 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14011 * doc/invoke.texi (Wlogical-op): Likewise.
14013 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14015 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14017 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14018 Propagate the type of the first operand.
14019 <ASSERT_EXPR>: Simplify.
14020 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14021 Rewrite using the RHS code as discriminant.
14022 <NOP_EXPR>: Turn into CASE_CONVERT.
14023 <PLUS_EXPR>: Propagate the type of the first operand.
14025 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14027 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14028 (ia64_dconst_0_375): New.
14029 * config/ia64/ia64.c (ia64_override_options): Remove
14030 -minline-sqrt-min-latency warning.
14031 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14032 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14033 * config/ia64/ia64.md (*sqrt_approx): Remove.
14034 (sqrtsf2): Remove #if 0.
14035 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14036 (sqrtdf): Remove assert.
14037 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14038 (sqrtxf2): Remove #if 0.
14039 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14040 * div.md (sqrt_approx_rf): New.
14041 (sqrtsf2_internal_thr): New implementation.
14042 (sqrtsf2_internal_lat): New.
14043 (sqrtdf2_internal_thr: New implementation.
14044 (sqrtxf2_internal): New implementation.
14046 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14047 Hans-Peter Nilsson <hp@axis.com>
14049 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14050 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14051 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14052 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14053 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14054 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14055 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14056 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14057 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14058 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14059 * c-common.c: ...from here.
14061 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14063 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14065 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14067 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14069 2009-05-19 Ben Elliston <bje@au.ibm.com>
14071 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14072 assignments with memcpy calls.
14073 (add_fdes): Likewise.
14074 (binary_search_unencoded_fdes): Likewise.
14075 (linear_search_fdes): Eliminate type puns.
14077 2009-05-19 Richard Guenther <rguenther@suse.de>
14079 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14080 not falsely claim to have propagated into all uses.
14082 2009-05-19 Ben Elliston <bje@au.ibm.com>
14084 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14087 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14089 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14090 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14091 (TARGET_LEGITIMATE_ADDRESS_P): New.
14092 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14093 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14095 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14098 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14099 child of the containing namespace's DIE.
14101 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14103 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14104 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14105 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14108 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14111 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14112 gen_align with gen_pad.
14113 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14114 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14116 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14117 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14119 * config/i386/i386.md (align): Renamed to ...
14120 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14121 ASM_OUTPUT_MAX_SKIP_PAD.
14123 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14125 * config.gcc: Fix variable syntax.
14128 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14129 before calling exact_log2.
14130 (output_iorsi3): Likewise.
14131 (output_xorsi3): Likewise.
14133 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14135 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14136 for the none zero constant operand except for EQ and NE
14137 comprisons even when the first operand is R0.
14139 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14141 * config/s390/2064.md: Remove trailing whitespaces.
14142 * config/s390/2084.md: Likewise.
14143 * config/s390/constraints.md: Likewise.
14144 * config/s390/fixdfdi.h: Likewise.
14145 * config/s390/libgcc-glibc.ver: Likewise.
14146 * config/s390/s390-modes.def: Likewise.
14147 * config/s390/s390-protos.h: Likewise.
14148 * config/s390/s390.c: Likewise.
14149 * config/s390/s390.h: Likewise.
14150 * config/s390/s390.md: Likewise.
14151 * config/s390/tpf-unwind.h: Likewise.
14153 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14155 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14157 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14160 * configure.ac (m68k-*-*): Check if binutils support TLS.
14161 * configure: Regenerate.
14162 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14163 * config/m68k/constraints.md (Cu): New constraint.
14164 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14165 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14166 (movsi): Handle TLS symbols.
14167 (addsi3_5200): Handle XTLS symbols, indent.
14168 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14169 (m68k_tls_reference_p): Declare.
14170 (m68k_legitimize_address): Declare.
14171 (m68k_unwrap_symbol): Declare.
14172 * config/m68k/m68k.opt (mxtls): New option.
14173 * config/m68k/m68k.c (ggc.h): Include.
14174 (m68k_output_dwarf_dtprel): Implement hook.
14175 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14176 (m68k_expand_prologue): Load GOT pointer when function needs it.
14177 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14178 (m68k_legitimate_constant_address_p): Same.
14179 (m68k_decompose_address): Handle TLS references.
14180 (m68k_get_gp): New static function.
14181 (enum m68k_reloc): New contants.
14182 (TLS_RELOC_P): New macro.
14183 (m68k_wrap_symbol): New static function.
14184 (m68k_unwrap_symbol): New function.
14185 (m68k_final_prescan_insn_1): New static function.
14186 (m68k_final_prescan_insn): New function.
14187 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14189 (legitimize_pic_address): Handle TLS references..
14190 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14191 (m68k_libcall_value_in_a0_p)
14192 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14193 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14194 (m68k_legitimize_tls_address): Handle TLS references.
14195 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14197 (m68k_legitimize_address): Handle TLS symbols.
14198 (m68k_get_reloc_decoration): New static function.
14199 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14201 (m68k_output_dwarf_dtprel): Implement hook.
14202 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14203 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14204 m68k_call_* routines.
14205 (sched_attr_op_type): Handle TLS symbols.
14206 (gt-m68k.h): Include.
14207 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14208 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14210 2009-05-18 Martin Jambor <mjambor@suse.cz>
14212 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14213 (visit_store_addr_for_mod_analysis): New function.
14214 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14215 (determine_cst_member_ptr): Use gimple_assign_single_p.
14216 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14217 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14218 operands. Don't check number of operands of a NOP_EXPR.
14220 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14222 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14224 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14227 * c-common.c (warn_logical_operator): Don't warn if one of
14228 expression isn't always true or false.
14230 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14232 * config/i386/biarch32.h: New file.
14233 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14235 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14237 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14238 *zero_extend<mode>_truncqi): Merge these into ...
14239 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14240 Name the pattern following this as *zero_extendhi_truncqi.
14242 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14244 PR middle-end/39301
14245 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14246 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14247 (output_info): Make field HOST_WIDEST_INT.
14248 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14249 (dump_bitmat_statistics): Same.
14251 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14253 * config.gcc (use_gcc_stdint): Set to wrap.
14254 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14255 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14256 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14257 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14258 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14259 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14260 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14261 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14263 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14265 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14267 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14268 Move definitions earlier.
14269 (OPT_ARCH64, OPT_ARCH32): Define.
14270 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14273 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14276 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14279 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14281 * arm.md (movdi2): Copy non-reg values to DImode registers.
14283 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14286 * final.c (label_to_max_skip): New function.
14287 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14288 CODE_LABEL_NUMBER <= max_labelno.
14289 * output.h (label_to_max_skip): New prototype.
14290 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14291 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14292 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14293 Handle CODE_LABELs with >= 16 byte alignment or with
14294 max_skip == (1 << align) - 1.
14295 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14296 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14299 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14300 .p2align 3 if MAX_SKIP is smaller than 7.
14301 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14303 2009-05-15 Ian Lance Taylor <iant@google.com>
14305 * alias.c (struct alias_set_entry_d): Rename from struct
14306 alias_set_entry. Change all uses.
14307 * except.c (struct call_site_record_d): Rename from struct
14308 call_site_record. Change all uses.
14309 * except.h (struct eh_region_d): Rename from struct eh_region.
14311 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14313 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14314 ivtype_map_elt. Change all uses.
14315 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14317 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14318 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14320 (struct sese_d): Rename from struct sese. Change all uses.
14321 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14322 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14323 * optabs.h (struct optab_d): Rename from struct optab. Change all
14325 (struct convert_optab_d): Rename from struct convert_optab.
14327 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14328 ipa_opt_pass. Change all uses.
14329 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14332 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14333 defined as a typedef.
14334 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14337 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14340 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14342 (merge_ranges): Returns bool.
14343 * tree.h (make_range): .. to here.
14344 (build_range_check): Likewise.
14345 (merge_ranges): Likewise. Renamed from merge_ranges.
14346 * c-typeck.c (parser_build_binary_op): Update calls to
14347 warn_logical_operator.
14348 * c-common.c (warn_logical_operator): Add new warning.
14349 * c-common.h (warn_logical_operator): Update declaration.
14351 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14353 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14355 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14357 * doc/install.texi: Document MPC requirements, flags etc.
14359 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14360 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14361 Evaluate constant arguments.
14362 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14363 (fold_builtin_1): Likewise, also evaluate constant arguments.
14364 Remove superfluous break.
14365 (do_mpc_ckconv): New.
14366 * real.h: Include mpc.h.
14367 * toplev.c (print_version): Output MPC version info if available.
14369 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14371 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14373 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14375 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14378 2009-05-15 Jan Hubicka <jh@suse.cz>
14380 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14381 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14382 (try_inline): Fix return value.
14383 (cgraph_decide_inlining_incrementally): Honor new value.
14384 (cgraph_early_inlining): Handle indirect inlining.
14385 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14387 2009-05-15 Jan Hubicka <jh@suse.cz>
14389 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14390 * cgraphunit.c (cgraph_finalize_function): Set it.
14391 (cgraph_expand_function): Use it.
14393 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14395 * real.c (encode_ieee_half): Define.
14396 (decode_ieee_half): Define.
14397 (ieee_half_format): Define.
14398 (arm_half_format): Define.
14399 * real.h (ieee_half_format): Declare.
14400 (arm_half_format): Declare.
14402 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14404 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14405 swapped, and reversed optabs exist before trying to use them.
14407 2009-05-15 Paul Brook <paul@codesourcery.com>
14408 Sandra Loosemore <sandra@codesourcery.com>
14410 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14411 loads. Allow PRE_DEC.
14412 (output_move_neon): Handle PRE_DEC.
14413 (arm_print_operand): Add 'A' for neon structure loads.
14414 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14415 * config/arm/neon.md (neon_mov): Update comment.
14416 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14418 (Um): New constraint.
14420 2009-05-15 Jan Hubicka <jh@suse.cz>
14422 Revert the following patch until testsuite fallout is fixed:
14423 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14424 * cgraph.h (struct inline_summary): New filed self_wize,
14425 size_inlining_benefit, self_time and time_inlining_benefit.
14426 (struct cgraph_global_info): Replace insns by time ans size fields.
14427 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14428 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14429 (ipcp_update_callgraph): Do not touch function bodies.
14430 * ipa-inline.c: Include except.h
14431 (MAX_TIME): New constant.
14432 (overall_insns): Remove
14433 (overall_size, max_benefit): New static variables.
14434 (cgraph_estimate_time_after_inlining): New function.
14435 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14436 (cgraph_clone_inlined_nodes): Update size.
14437 (cgraph_mark_inline_edge): Update size.
14438 (cgraph_estimate_growth): Use size info.
14439 (cgraph_check_inline_limits): Check size.
14440 (cgraph_default_inline_p): Likewise.
14441 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14442 (cgraph_decide_recursive_inlining): Check size.
14443 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14445 (cgraph_decide_inlining): Likewise.
14446 (cgraph_decide_inlining_incrementally): Likewise; honor
14447 PARAM_EARLY_INLINING_INSNS.
14448 (likely_eliminated_by_inlining_p): New predicate.
14449 (estimate_function_body_sizes): New function.
14450 (compute_inline_parameters): Use it.
14451 * except.c (must_not_throw_labels): New function.
14452 * except.h (must_not_throw_labels): Declare.
14453 * tree-inline.c (init_inline_once): Kill inlining_weigths
14454 * tree-ssa-structalias.c: Avoid uninitialized warning.
14455 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14456 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14457 (PARAM_INLINE_CALL_COST): Remove.
14458 (PARAM_EARLY_INLINING_INSNS): New.
14460 2009-05-15 Richard Guenther <rguenther@suse.de>
14462 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14463 not TODO_update_ssa.
14465 2009-05-15 Richard Guenther <rguenther@suse.de>
14467 PR tree-optimization/39999
14468 * gimple.h (gimple_expr_type): Use the expression type looking
14469 through useless conversions.
14470 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14471 (vn_nary_op_insert_stmt): Likewise.
14472 (simplify_binary_expression): Likewise.
14474 2009-05-15 Richard Guenther <rguenther@suse.de>
14476 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14477 New options, enabled by default.
14478 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14480 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14481 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14482 * tree-ssa-structalias.c (gate_tree_pta): New function.
14483 (pass_build_alias): Use it.
14485 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14487 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14488 recurse on an invariant address if a conversion from a pointer
14489 type to a wider integer type is involved.
14491 2009-05-15 Jan Hubicka <jh@suse.cz>
14493 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14494 * cgraph.h (struct inline_summary): New filed self_wize,
14495 size_inlining_benefit, self_time and time_inlining_benefit.
14496 (struct cgraph_global_info): Replace insns by time ans size fields.
14497 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14498 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14499 (ipcp_update_callgraph): Do not touch function bodies.
14500 * ipa-inline.c: Include except.h
14501 (MAX_TIME): New constant.
14502 (overall_insns): Remove
14503 (overall_size, max_benefit): New static variables.
14504 (cgraph_estimate_time_after_inlining): New function.
14505 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14506 (cgraph_clone_inlined_nodes): Update size.
14507 (cgraph_mark_inline_edge): Update size.
14508 (cgraph_estimate_growth): Use size info.
14509 (cgraph_check_inline_limits): Check size.
14510 (cgraph_default_inline_p): Likewise.
14511 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14512 (cgraph_decide_recursive_inlining): Check size.
14513 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14515 (cgraph_decide_inlining): Likewise.
14516 (cgraph_decide_inlining_incrementally): Likewise; honor
14517 PARAM_EARLY_INLINING_INSNS.
14518 (likely_eliminated_by_inlining_p): New predicate.
14519 (estimate_function_body_sizes): New function.
14520 (compute_inline_parameters): Use it.
14521 * except.c (must_not_throw_labels): New function.
14522 * except.h (must_not_throw_labels): Declare.
14523 * tree-inline.c (init_inline_once): Kill inlining_weigths
14524 * tree-ssa-structalias.c: Avoid uninitialized warning.
14525 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14526 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14527 (PARAM_INLINE_CALL_COST): Remove.
14528 (PARAM_EARLY_INLINING_INSNS): New.
14529 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14530 (inline-call-cost): Remove.
14531 (early-inlining-insns): New.
14533 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14535 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14537 (print_int_cst_bounds_in_octal_p): Likewise.
14538 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14540 * dwarf2out.c (base_type_die): Likewise.
14541 (is_subrange_type): Delete.
14542 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14543 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14544 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14545 if the destination type is boolean.
14546 (build_range_check): Do not special-case subtypes.
14547 (fold_sign_changed_comparison): Likewise.
14548 (fold_unary): Likewise.
14549 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14550 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14551 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14552 * tree.c (subrange_type_for_debug_p): New predicate based on the
14553 former is_subrange_type.
14554 * tree.h (subrange_type_for_debug_p): Declare.
14555 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14556 (convert_affine_scev): Remove call to above function.
14557 (chrec_convert_aggressive): Likewise.
14558 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14559 false for conversions involving subtypes.
14560 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14561 (vrp_val_min): Likewise.
14562 (needs_overflow_infinity): Likewise.
14563 (extract_range_from_unary_expr): Likewise.
14565 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14567 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14568 * config/frv/frv.c: Likewise.
14569 * config/s390/s390.c: Likewise.
14570 * config/sparc/sparc.h: Likewise.
14571 * config/i386/i386.h: Likewise.
14572 * config/i386/i386.c: Likewise.
14573 * config/crx/crx.c: Likewise.
14574 * config/m68hc11/m68hc11.h: Likewise.
14575 * config/iq2000/iq2000.c: Likewise.
14576 * config/mn10300/mn10300.h: Likewise.
14577 * config/mn10300/mn10300.c: Likewise.
14578 * config/m68k/m68k.c: Likewise.
14579 * config/rs6000/rs6000.c: Likewise.
14580 * config/rs6000/xcoff.h: Likewise.
14581 * config/rs6000/linux64.h: Likewise.
14582 * config/rs6000/sysv4.h: Likewise.
14583 * config/score/score3.c: Likewise.
14584 * config/score/score7.c: Likewise.
14585 * config/score/score.c: Likewise.
14586 * config/arm/arm.md: Likewise.
14587 * config/mips/mips.c: Likewise.
14588 * config/mips/mips.md: Likewise.
14589 * config/bfin/bfin.h: Likewise.
14590 * config/pa/pa.c: Likewise.
14591 * config/pa/constraints.md: Likewise.
14593 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14594 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14595 * config/pdp11/pdp11.h: Use memory_address_p instead.
14597 2009-05-14 Ian Lance Taylor <iant@google.com>
14599 * passes.c (finish_optimization_passes): Change i to int.
14600 * plugin.c (plugins_active_p): Change event to int.
14601 (dump_active_plugins): Likewise.
14602 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14604 * tree.c (tree_range_check_failed): Change c to unsigned int.
14605 (omp_clause_range_check_failed): Likewise.
14606 (build_common_builtin_nodes): Change mode to int. Add cast.
14607 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14608 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14610 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14611 ++ or -- with a variable of enum type.
14613 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14616 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14618 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14620 * store-motion.c: Do not include params.h
14621 * Makefile.in: Fix dependencies for various files.
14623 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14625 * auto-inc-dec.c: Fix pass description, remove apparent
14626 accidental duplication.
14628 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14630 PR middle-end/40147
14631 * ipa-utils.h (memory_identifier_string): Moved to ...
14632 * tree.h (memory_identifier_string): Here. Add GTY(()).
14634 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14636 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14637 in the former documentation of...
14638 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14639 * ira-conflicts.c (get_dup_num): Use address_operand.
14640 * targhooks.c (default_legitimate_address_p): New.
14641 * targhooks.h (default_legitimate_address_p): New.
14642 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14644 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14645 * target.h (struct target): Add legitimate_address_p.
14646 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14647 (TARGET_INITIALIZER): Include it.
14649 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14650 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14651 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14652 (TARGET_LEGITIMATE_ADDRESS_P): New.
14654 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14655 (REG_OK_STRICT_P): Delete.
14656 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14657 (frv_legitimate_address_p_1): ... this.
14658 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14659 (frv_legitimate_address_p_1): ... the renamed old
14660 frv_legitimate_address_p.
14661 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14662 (TARGET_LEGITIMATE_ADDRESS_P): New.
14664 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14665 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14666 * config/s390/s390.c (legitimate_address_p): Rename to...
14667 (s390_legitimate_address_p): ... this, make static.
14668 (legitimize_address): Adjust call.
14669 (TARGET_LEGITIMATE_ADDRESS_P): New.
14670 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14672 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14673 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14674 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14675 (TARGET_LEGITIMATE_ADDRESS_P): New.
14677 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14678 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14679 * config/spu/spu.c (spu_legitimate_address): Rename to...
14680 (spu_legitimate_address_p): ... this, make static.
14681 (TARGET_LEGITIMATE_ADDRESS_P): New.
14683 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14684 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14685 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14686 (sparc_legitimate_address_p): ... this, make static and return bool.
14687 (legitimize_address): Adjust call.
14688 (TARGET_LEGITIMATE_ADDRESS_P): New.
14690 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14691 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14692 * config/i386/i386.c (legitimate_address_p): Rename to...
14693 (ix86_legitimate_address_p): ... this, make static.
14694 (constant_address_p): Move after it, adjust call.
14695 (TARGET_LEGITIMATE_ADDRESS_P): New.
14697 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14698 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14699 * config/avr/avr.c (legitimate_address_p): Rename to...
14700 (avr_legitimate_address_p): ... this, make static.
14701 (legitimize_address): Adjust call.
14702 (TARGET_LEGITIMATE_ADDRESS_P): New.
14704 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14705 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14706 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14707 (TARGET_LEGITIMATE_ADDRESS_P): New.
14709 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14710 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14711 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14712 (TARGET_LEGITIMATE_ADDRESS_P): New.
14714 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14715 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14717 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14719 (TARGET_LEGITIMATE_ADDRESS_P): New.
14721 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14722 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14724 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14726 (m68hc11_legitimate_address_p): ... this, make static.
14727 (go_if_legitimate_address_internal): Rename to...
14728 (m68hc11_legitimate_address_p_1): ... this.
14729 (legitimize_address): Adjust call.
14730 (TARGET_LEGITIMATE_ADDRESS_P): New.
14732 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14733 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14734 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14735 (TARGET_LEGITIMATE_ADDRESS_P): New.
14737 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14738 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14739 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14740 (mn10300_legitimate_address_p): ... this, make static.
14741 (TARGET_LEGITIMATE_ADDRESS_P): New.
14743 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14744 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14745 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14746 (TARGET_LEGITIMATE_ADDRESS_P): New.
14748 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14749 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14750 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14751 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14752 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14753 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14754 (rs6000_legitimate_address_p): ... this, make static.
14755 (TARGET_LEGITIMATE_ADDRESS_P): New.
14756 (REG_MODE_OK_FOR_BASE_P): Delete.
14757 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14759 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14760 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14762 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14763 static, adjust types.
14764 (TARGET_LEGITIMATE_ADDRESS_P): New.
14766 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14767 * config/score/score.c (score_address_p): Rename to...
14768 (score_legitimate_address_p): ... this.
14769 (TARGET_LEGITIMATE_ADDRESS_P): New.
14770 * config/score/score3.c (score3_address_p): Rename to...
14771 (score3_legitimate_address_p): ... this.
14772 * config/score/score7.c (score7_address_p): Rename to...
14773 (score7_legitimate_address_p): ... this.
14775 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14776 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14777 GO_IF_LEGITIMATE_ADDRESS): Delete.
14778 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14779 thumb2_legitimate_address_p): Delete.
14780 (arm_legitimate_address_p): Rename to...
14781 (arm_legitimate_address_outer_p): ... this.
14782 * config/arm/constraints.md ("Uq"): Adjust call.
14783 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14784 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14786 (arm_legitimate_address_outer_p): ... this.
14787 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14789 (TARGET_LEGITIMATE_ADDRESS_P): New.
14791 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14792 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14793 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14794 (TARGET_LEGITIMATE_ADDRESS_P): New.
14796 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14797 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14798 * config/vax/vax.c (legitimate_address_p): Rename to...
14799 (vax_legitimate_address_p): ... this, make static.
14800 (TARGET_LEGITIMATE_ADDRESS_P): New.
14802 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14803 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14804 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14805 (TARGET_LEGITIMATE_ADDRESS_P): New.
14807 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14808 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14809 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14810 (mmix_legitimate_address_p): ... this, make static.
14811 (TARGET_LEGITIMATE_ADDRESS_P): New.
14813 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14814 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14815 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14816 (TARGET_LEGITIMATE_ADDRESS_P): New.
14818 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14820 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14821 of MODE_COMPLEX_INT.
14823 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14825 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14826 LCT_NORMAL in function call.
14827 * mips-tdump.c (print_file_desc): Add cast to enum type.
14828 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14829 (mark_stabs): Add casts to enum types.
14830 (parse_stabs_common): Add casts to enum types.
14832 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14834 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14835 Check for invalid values of LETTER.
14837 2009-05-13 Taras Glek <tglek@mozilla.com>
14839 * attribs.c (register_attribute): moved out attribute registration
14840 into register_attribute.
14841 * doc/plugins.texi: Documented register_attribute and
14843 * gcc-plugin.h: Added forward decl for register_attribute.
14844 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14845 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14846 PLUGIN_ATTRIBUTES boilerplate.
14848 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14850 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14851 values even in sentinel and empty entries.
14852 (ms_printf_flag_specs): Likewise.
14853 (ms_scanf_flag_specs): Likewise.
14854 (ms_strftime_flag_specs): Likewise.
14855 (ms_print_char_table): Likewise.
14856 (ms_scan_char_table): Likewise.
14857 (ms_time_char_table): Likewise.
14859 2009-05-13 Doug Kwan <dougkwan@google.com>
14861 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14863 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14865 * config/mips/mips.md (store): Add attributes for QI and HI.
14867 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14868 (truncdi<mode>2): ... this new pattern.
14870 2009-05-13 Brad Hards <bradh@kde.org>
14872 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14874 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14875 Ben Elliston <bje@au.ibm.com>
14877 PR middle-end/40035
14878 * dse.c (check_mem_read_rtx): Guard against width == -1.
14880 2009-05-13 Michael Matz <matz@suse.de>
14882 PR middle-end/39976
14883 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14884 (trivially_conflicts_p): New function.
14885 (insert_backedge_copies): Use it.
14887 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14889 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14890 (handle_stdc_pragma): Use new enum constant names.
14891 (handle_pragma_float_const_decimal64): Ditto.
14893 2009-05-13 Ian Lance Taylor <iant@google.com>
14895 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14898 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14900 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14901 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14903 * config/m68k/m68k.h (FL_UCLINUX): Define.
14905 2009-05-13 Jan Hubicka <jh@suse.cz>
14907 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14909 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14911 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14912 unless -fschedule-insns is specified.
14914 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14917 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14918 TARGET_EXPAND_CBRANCHDI4.
14919 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14920 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14921 (cmpeqdi): Fix comment.
14923 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14925 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14926 (sh_legitimate_address_p): Likewise.
14927 * config/sh/sh.c (sh_legitimate_index_p): New.
14928 (sh_legitimate_address_p): Likewise.
14929 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14930 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14931 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14932 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14933 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14934 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14935 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14936 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14937 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14939 2009-05-12 Jan Hubicka <jh@suse.cz>
14941 * tree-inline.c (estimate_operator_cost): Add operands;
14942 when division happens by constant, it is cheap.
14943 (estimate_num_insns): Loads and stores are not having cost of 0;
14944 EH magic stuff is cheap; when computing runtime cost of switch,
14945 use log2 base of amount of its cases; builtin_expect has cost of 0;
14946 compute cost for moving return value of call.
14947 (init_inline_once): Initialize time_based flags.
14948 * tree-inline.h (eni_weights_d): Add time_based flag.
14950 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14952 * df-core.c: Update head documentation.
14954 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14957 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14958 shadowing exisiting variable op1.
14960 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14963 * config/i386/driver-i386.c (processor_signatures): New enum.
14964 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14965 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14966 processor signature to detect geode processor.
14968 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14972 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14974 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14975 causes spurious differences between trunk and cond-optab branch.
14977 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14979 * dojump.c (compare_from_rtx): Delete.
14980 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14981 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14982 if the comparison does not satisfy the predicate; test predicates for
14983 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14984 further if one existing pattern fails.
14985 * expr.h (compare_from_rtx): Delete.
14986 (prepare_operand): Declare it.
14987 * optabs.c: Change "lib call" to "libcall" throughout.
14988 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14989 HAVE_conditional_trap, emit_cmp_insn): Delete.
14990 (can_compare_p): Delete cmp_optab case.
14991 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14992 Accept other parameters by value.
14993 (prepare_operand): Make non-static.
14994 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14995 other parameters by value. Try to widen operands here based on
14996 an optab_methods argument and looking at cbranch_optab.
14997 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14998 loop. Use cbranch_optab directly.
14999 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15000 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15002 (emit_conditional_move, emit_conditional_add): Inline what's needed
15003 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15004 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15005 with COMPARE. Move cmov_optab and cstore_optab above
15006 with cbranch_optab, move cmp_optab down with ucmp_optab,
15007 remove tst_otpab. Do not initialize trap_rtx.
15008 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15009 for trap code. Do not check HAVE_conditional_trap. Use
15010 prepare_cmp_insn. Accept no predicate for operand 3.
15011 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15012 (OTI_ctrap, ctrap_optab): New.
15013 (tst_optab): Delete.
15014 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15015 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15016 with lookup of ctrap_optab.
15017 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15019 (ctrap_optab): New.
15021 * combine.c (combine_simplify_rtx, simplify_set): Do not
15022 special case comparing against zero for cc0 machines.
15023 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15024 COMPARE on cc0 machines.
15025 (simplify_relational_operation): Return a new expression when
15026 a COMPARE could be removed.
15027 * final.c (final_scan_insn): Compare cc_status values
15028 against LHS of a (compare FOO (const_int 0)) cc0 source.
15029 Also check if cc_status.value is the full compare.
15031 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15032 (cstoreMM4): Document.
15033 (conditional_trap): Document ctrapMM4 instead.
15034 (sync_compare_and_swapMM): Refer to cbranchcc4.
15035 (Dependent Patterns): Eliminate obsolete information referring to
15036 the old jump optimization phase.
15037 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15038 of compares with 0 on cc0 machines.
15039 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15040 avoiding references to cc0. Remove text about storing operands
15042 * doc/tm.texi (Condition Codes): Include blurb on different
15043 condition code representations, separate into subsections for
15044 CC0, MODE_CC and conditional execution.
15046 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15047 alpha_emit_setcc): Accept operands and a machine mode.
15048 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15049 Get code/op0/op1 from operands, use machine mode argument
15050 instead of alpha_compare.fp_p. Emit the branch here.
15051 (alpha_emit_setcc): Likewise, and return boolean.
15052 (alpha_emit_conditional_move): Likewise. Assert that
15053 cmp_op_mode == cmp_mode, and simplify accordingly.
15054 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15055 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15056 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15058 (stack probe test): Use cbranchdi4.
15059 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15061 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15062 * config/arc/arc.h (movsicc, movsfcc): Use it.
15063 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15064 (cbranchsi4, cstoresi4): New.
15065 (cmpsi, bCC and sCC expanders): Remove.
15067 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15068 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15069 * config/arm/predicates.md (arm_comparison_operator): Only include
15070 floating-point operators if there is a hardware floating-point unit.
15071 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15072 deferring to cbranch_cc and cstore_cc respectively.
15073 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15074 cbranch_cc, cstore_cc): New.
15075 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15077 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15079 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15080 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15082 (adjust_insn_length): Adjust calls.
15083 (avr_reorg): Handle (compare (foo) (const_int 0)).
15084 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15085 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15086 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15087 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15089 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15090 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15092 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15093 (cbranchsi4, cstorebi4, cstoresi4): New.
15094 (movbisi): This insn is duplicate, split it to zero_extend.
15095 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15096 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15097 (bfin_optimize_loop): Use cbranch expander.
15098 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15099 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15100 (bfin_bimode_comparison_operator): ... this.
15101 (bfin_direct_comparison_operator): New.
15103 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15104 inside (compare FOO (const_int 0)).
15105 (cris_rtx_costs): Handle ZERO_EXTRACT.
15106 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15107 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15108 (*tstdi_v32): Delete.
15109 (*cmpdi_non_v32): Add M alternative for operand 1.
15110 (cmpsi, cmp<mode>): Make private.
15111 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15113 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15115 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15116 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15117 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15118 (cc_reg_operand): New.
15119 (any_cond): Delete.
15120 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15121 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15122 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15123 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15124 crx_expand_scond): Delete.
15126 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15128 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15129 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15131 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15132 cstoresi4, cstoresf4, cstoredf4): New.
15133 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15134 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15135 Receive the entire operands array.
15136 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15137 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15138 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15139 Get test/op0/op1 from the operands array.
15140 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15142 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15143 (h8300_expand_store): New.
15144 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15146 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15147 (h8300_expand_store): New.
15148 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15149 or do not try to produce (set (cc0) REG).
15150 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15151 change a compare into a move to a scratch register. Disable some
15152 peepholes when comparing with zero.
15153 (tstsi, tsthi, tstsi, cmpqi): Make private.
15155 (bCC, sCC): Delete.
15156 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15159 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15160 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15161 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15162 (ix86_emit_i387_log1p): Use cbranchxf2.
15163 (ix86_expand_setcc): Return void.
15164 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15165 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15166 cmp<MODEF>, cmpcc): Remove.
15167 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15168 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15169 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15170 (sCC and bCC expanders): Remove.
15171 (stack_protect_test): Use cbranchcc4.
15173 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15175 (ia64_expand_compare): Accept three rtx by reference and return void.
15176 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15177 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15178 from *expr. Update *expr with the BImode comparison to do.
15179 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15180 cmptf, bCC, sCC, conditional_trap): Delete.
15181 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15182 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15183 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15184 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15185 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15187 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15188 type of last argument.
15189 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15190 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15191 use machine mode argument instead of branch_type. Remove dead
15192 code for floating-point comparisons.
15193 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15194 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15196 (cbranchsi4, cstoresi4): New.
15197 * config/iq2000/predicates.md (reg_or_const_operand): New.
15199 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15200 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15201 (b<code>_op): Rewrite to...
15202 (bcc_op): ... this, using match_operator.
15203 (s<code>_op): Rewrite to...
15204 (scc_op): ... this, using match_operator.
15205 (s<code>_24_op): Rewrite to...
15206 (scc_op_24): ... this, using match_operator.
15207 (s<code>_<mode>): Rewrite to...
15208 (cstore<mode>4): ... this, using match_operator.
15209 (s<code>_<mode>_24): Rewrite to...
15210 (cstore<mode>4_24): ... this, using match_operator.
15211 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15212 m32c_unpend_compare, m32c_expand_scc): Delete.
15213 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15214 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15215 (m32c_expand_movcc): Change NE to EQ if necessary.
15216 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15218 * config/m32r/m32r-protos.h (gen_cond_store): New.
15219 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15220 (gen_cond_store): New, from sCC patterns.
15221 (m32r_expand_block_move): Use cbranchsi4.
15222 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15223 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15224 (cbranchsi4, cstoresi4): New.
15226 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15228 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15229 (m68hc11_notice_update_cc): Look into a compare with 0.
15230 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15232 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15233 cmphi, cmpqi, bCC): Delete.
15234 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15235 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15236 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15239 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15240 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15241 * config/m68k/constraints.md (H): New.
15242 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15243 the define_insn below.
15244 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15245 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15246 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15247 patterns): Wrap RHS with COMPARE.
15248 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15249 (*cmpdi_internal): Name this pattern.
15250 (cmpdi): Change to define_insn.
15251 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15252 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15253 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15255 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15256 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15257 (conditional_trap): Change to...
15258 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15259 (*conditional_trap): Use the ordered_comparison_operator and
15260 const1_operand predicates.
15261 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15262 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15263 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15264 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15266 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15267 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15268 (mcore_gen_compare): New.
15269 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15270 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15271 (mcore_gen_compare): ... this.
15272 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15273 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15274 (stack probe pattern): Use cbranchsi4.
15276 * config/mips/predicates.md (mips_cstore_operator): New.
15277 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15278 * config/mips/mips.md (any_cond): Delete.
15279 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15281 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15282 fixuns_truncsfdi2): Use cbranch patterns.
15283 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15284 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15285 Adjust call to mips_expand_conditional_branch.
15286 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15288 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15289 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15290 * config/mips/mips.c (cmp_operands): Delete.
15291 (mips_emit_compare): Get comparison operands from *op0/*op1.
15292 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15293 that it succeeds. Use op0/op1 instead of cmp_operands.
15294 (mips_expand_conditional_branch, mips_expand_conditional_move,
15295 mips_expand_conditional_trap): Likewise.
15296 (mips_block_move_loop): Use cbranch patterns.
15297 * config/mips/mips.h (cmp_operands): Delete.
15299 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15300 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15301 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15302 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15303 (*cmpcc_folded): Rename to...
15304 (*cmpdi_folded): this.
15305 (*cmpcc): Rename to...
15307 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15310 (cbranchdf4): New. Handle invalid comparisons here.
15311 * config/mmix/predicates.md (float_comparison_operator): New.
15313 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15314 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15315 * config/mn10300/mn10300.md (tst): Delete.
15316 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15317 Name these patterns and wrap RHS in a compare.
15318 (*cmpsi): Make this pattern private. Include tst.
15319 (*cmpsf): Make this pattern private.
15320 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15321 (compare with zero peepholes): Likewise.
15323 (cbranchsi4, cbranchsf4): New.
15324 (casesi): Use cbranchsi4.
15326 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15327 hppa_branch_type): Delete.
15328 (return_addr_rtx): Use cbranchsi4.
15329 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15330 Emit CCFPmode comparison here.
15331 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15332 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15333 hppa_branch_type): Delete.
15334 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15335 (movsicc, movdicc): Remove references to hppa_compare_op0,
15336 hppa_compare_op1 and compare_from_rtx.
15337 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15338 (casesi): Use cbranchsi4.
15340 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15341 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15342 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15343 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15344 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15346 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15347 (*branch, *branch_inverted): New.
15349 * config/picochip/picochip.md (cbranchhi4): Use
15350 ordered_comparison_operator.
15351 (cmphi, bCC): Remove.
15353 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15354 (trap_comparison_operator): Delete.
15355 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15356 rs6000_emit_cbranch): Accept mode and operands.
15357 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15358 rs6000_compare_fp_p): Delete.
15359 (rs6000_generate_compare): Accept mode and comparison. Extract code
15360 and op0/op1 from there. Replace references to rs6000_compare_op0
15361 and rs6000_compare_op1.
15362 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15363 extract result from passed operands.
15364 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15365 extract loc from passed operands.
15366 (rs6000_emit_cmove): Likewise.
15367 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15368 rs6000_compare_fp_p): Delete.
15369 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15370 (cbranch<GPR>4, cbranch<FP>4): New.
15371 (cstore<mode>4): New. Consolidate here all choices about when to use
15372 portable or specialized sCC sequences.
15373 (stack_protect_test): Use cbranchsi4.
15374 (conditional_trap): Replace with ctrap<GPR>4.
15375 (conditional trap insn): Replace trap_comparison_operator with
15376 ordered_comparison_operator.
15378 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15379 (s390_emit_prologue): Use ctrap.
15380 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15381 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15382 New predicates replacing...
15383 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15384 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15385 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15386 (add<mode>cc): Do not use s390_compare_op0/op1.
15387 (s<code>): Change to...
15388 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15389 (seq): Change to...
15390 (cstorecc4): ... this. Handle EQ or NE equally.
15391 (*sne): Un-privatize for use in cstorecc4.
15392 (b<code>): Change to...
15393 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15394 (conditional_trap): Replace with...
15395 (ctrap<GPR>4, ctrap<FP>4): ... these.
15396 (stack_protect): Use cbranchcc4.
15398 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15399 * config/score/score-protos.h (score_gen_cmp): Delete.
15400 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15401 (score_block_move-loop): Use cbranchsi4.
15402 * config/score/score.md (cbranchsi4): New.
15403 (cmpsi, bCC): Delete.
15404 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15405 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15406 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15407 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15408 * config/score/score3.h (score3_gen_cmp): Delete.
15409 * config/score/score7.h (score7_gen_cmp): Delete.
15411 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15412 (sh_emit_scc_to_t): ... this. Return void.
15413 (from_compare): Rename to...
15414 (sh_emit_compare_and_branch): ... this.
15415 (sh_emit_compare_and_set): New.
15416 (sh_expand_t_scc): Accept operands.
15417 * config/sh/predicates.md (sh_float_comparison_operator): New.
15418 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15419 (prepare_scc_operands): Rename to...
15420 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15422 (sh_emit_cheap_store_flag): New.
15423 (sh_emit_set_t_insn): New.
15424 (from_compare): Rename to...
15425 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15426 handling of TARGET_SH2E floating point to avoid recursive call.
15427 Generate branch here.
15428 (sh_emit_compare_and_set): New.
15429 (sh_expand_t_scc): Get op0/op1 from arguments.
15430 (sh_emit_cheap_store_flag): New.
15431 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15433 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15434 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15435 (movsicc, movdicc): Do nothing when it recreated operands from
15436 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15437 prepare_scc_operands (now sh_emit_scc_to_t).
15438 (udivdi3): Use cstoresi4.
15439 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15440 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15441 (cbranchint4_media, cbranchfp4_media): New.
15442 (casesi): Use cbranchdi4.
15443 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15445 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15446 (movnegt): Remove second operand.
15447 (cbranchsf4, cbranchdf4): New.
15448 (stack_protect): Use cbranchdi4/cbranchsi4.
15450 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15451 (gen_compare_reg): Accept comparison, extract part of it to...
15452 (gen_compare_reg_1): ... this.
15453 (gen_compare_operator): Delete.
15454 (gen_v9_scc): Accept separate destination, comparison code and arms.
15455 Do not use sparc_compare_op0/sparc_compare_op1.
15456 (emit_scc_insn, emit_conditional_branch_insn): New.
15457 (emit_v9_brxx): Make static. Remove useless assertion.
15458 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15460 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15461 * config/sparc/sparc-protos.h (gen_compare_reg,
15462 sparc_emit_float_lib_cmp): Adjust prototype.
15463 (emit_scc_insn, emit_conditional_branch_insn): New.
15464 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15465 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15466 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15467 iterators to the top.
15468 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15469 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15470 snedi_special_trunc): Delete.
15471 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15472 and snedi_special_trunc.
15473 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15474 cbranchdi4, cbranch<F:mode>4): New.
15475 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15476 here. Use gen_compare_reg instead of gen_compare_operator.
15477 (conditional_trap): Replace with...
15478 (ctrapsi4, ctrapdi4): ... this.
15479 (stack_protect_test): Use cbranchcc4.
15481 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15483 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15484 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15485 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15486 from operands[0] or operands[3] depending on is_set.
15487 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15488 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15489 cmpdf, bCC), sCC: Remove.
15490 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15491 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15493 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15494 spu_emit_branch_or_set.
15496 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15498 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15499 xstormy16_compare_op1): Delete.
15500 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15501 xstormy16_compare_op1): Delete.
15502 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15504 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15505 (cmphi, cmpsi, bCC): Remove.
15507 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15508 (*cmpsi): ... this one.
15509 (cbranchsi4, cstoresi4): New.
15510 (bCC expanders): Delete.
15511 (sCC insns): Fold into...
15512 (*setcc): ... this one.
15513 (casesi): Do not use gen_cmpsi and gen_bgtu.
15514 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15515 (movsicc): Simplify.
15516 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15518 * config/vax/vax-protos.h (cond_name): New.
15519 (vax_output_conditional_branch): Remove.
15520 * config/vax/vax.c (cond_name): New.
15521 (vax_output_conditional_branch): Remove.
15522 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15523 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15524 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15525 (bit<VAXint>): Wrap source with (compare).
15526 (b<code> and following unnamed pattern): Rename to *branch and
15527 *branch_reversed. Change macroization to match_operator.
15528 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15530 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15531 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15532 Change last argument to machine_mode.
15533 (xtensa_expand_scc): Add machine_mode argument.
15534 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15535 (gen_conditional_move, xtensa_expand_conditional_branch,
15536 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15537 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15538 Adjust operand numbers.
15539 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15541 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15542 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15543 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15545 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15547 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15548 causes spurious differences between trunk and cond-optab branch.
15550 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15553 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15555 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15557 * tree.c (iterative_hash_pointer): Delete.
15558 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15559 Hash UIDs and versions of SSA names. Don't special-case built-in
15560 function declarations.
15562 2009-05-11 Ian Lance Taylor <iant@google.com>
15565 * graphite.c: Force -Wc++-compat to only be a warning before
15566 #including "cloog/cloog.h".
15568 2009-05-11 Martin Jambor <mjambor@suse.cz>
15570 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15572 2009-05-11 Jan Hubicka <jh@suse.cz>
15574 * tree-ssa-loop-ivcanon.c: Include target.h
15575 (struct loop_size): new structure.
15576 (constant_after_peeling): New predicate.
15577 (tree_estimate_loop_size): New function.
15578 (estimated_unrolled_size): Rewrite for new estimates.
15579 (try_unroll_loop_completely): Use new estimates.
15580 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15582 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15584 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15585 libcpp interface change.
15586 (spu_macro_to_expand): Likewise.
15588 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15590 PR tree-optimization/40026
15591 * gimplify.c (gimplify_init_constructor): Change initial conditional
15592 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15593 optimize_compound_literals_in_ctor.
15595 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15597 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15599 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15601 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15603 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15604 HOST_WIDE_INT for gap.
15606 2009-05-11 Ira Rosen <irar@il.ibm.com>
15608 PR tree-optimization/40074
15609 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15610 account in group size and step comparison.
15612 2009-05-11 Richard Guenther <rguenther@suse.de>
15614 * passes.c (init_optimization_passes): Strip now incorrect comment.
15615 (execute_function_todo): Do not set PROP_alias.
15616 * tree-pass.h (PROP_alias): Remove.
15617 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15618 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15619 * tree-nrv.c (pass_return_slot): Likewise.
15620 * tree-object-size.c (pass_object_sizes): Likewise.
15621 * tree-ssa-dom.c (pass_dominator): Likewise.
15622 (pass_phi_only_cprop): Likewise.
15623 * tree-ssa-dse.c (pass_dse): Likewise.
15624 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15625 (pass_cselim): Likewise.
15626 * tree-ssa-pre.c (pass_pre): Likewise.
15627 (pass_fre): Likewise.
15628 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15629 * tree-ssa-sink.c (pass_sink_code): Likewise.
15630 * tree-stdarg.c (pass_stdarg): Likewise.
15631 * tree-tailcall.c (pass_tail_calls): Likewise.
15632 * tree-vrp.c (pass_vrp): Likewise.
15634 2009-05-10 Ian Lance Taylor <iant@google.com>
15636 * basic-block.h (enum profile_status): Break out of struct
15637 control_flow_graph.
15638 * cgraph.h (struct inline_summary): Break out of struct
15640 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15641 of struct cgraph_order_sort.
15642 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15643 * cse.c (struct branch_path): Break out of struct
15644 cse_basic_block_data.
15645 * except.h (enum eh_region_type): Break out of struct eh_region.
15646 * gcc.c (enum add_del): Break out of struct modify_target.
15647 * genrecog.c (enum decision_type): Break out of struct decision_test.
15648 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15650 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15651 * regmove.c (enum match_use): New enum, broken out of struct match.
15652 * sched-int.h (enum post_call_group): New enum, broken out of
15654 (struct deps_reg): Break out of struct deps.
15655 * target.h (struct asm_int_op): Break out of struct gcc_target.
15656 * tree-eh.c (struct goto_queue_node): Break out of struct
15658 * tree-inline.h (enum copy_body_cge_which): Break out of
15660 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15662 * c-decl.c (in_struct, struct_types): New static variables.
15663 (pushtag): Add loc parameter. Change all callers.
15664 (lookup_tag): Add ploc parameter. Change all callers.
15665 (check_compound_literal_type): New function.
15666 (parser_xref_tag): Add loc parameter. Change all callers. If
15667 -Wc++-compat, warn about struct/union/enum types defined within a
15669 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15670 and loc parameters. Change all callers. Change error calls to
15671 error_at, using loc. For a redefinition, if the location of the
15672 original definition is known, report it. Set in_struct and
15673 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15674 (finish_struct): Add new parameters enclosing_in_struct and
15675 enclosing_struct_types. Change all callers. Set
15676 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15677 in the struct. If in a struct, add this struct to struct_types.
15678 (start_enum): Add loc parameter. Change all callers. Use
15679 error_at for errors, using loc. For a redefinition, if the
15680 location of the original definition is known, report it. If in a
15681 struct, add this enum type to struct_types. If -Wc++-compat warn
15682 if in sizeof, typeof, or alignof.
15683 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15684 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15685 (c_parser_enum_specifier): Get enum location for start_enum.
15686 (c_parser_struct_or_union_specifier): Get struct location for
15687 start_struct. Save in_struct and struct_types status between
15688 start_struct and finish_struct.
15689 (c_parser_cast_expression): Get location of cast.
15690 (c_parser_alignof_expression): Get location of type.
15691 (c_parser_postfix_expression): Likewise.
15692 (c_parser_postfix_expression_after_paren_type): Add type_loc
15693 parameter. Change all callers. Call check_compound_literal_type.
15694 Use type_loc for error about variable size type.
15695 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15696 of an enum constant from an enum type defined in a struct or union.
15697 (c_cast_expr): Add loc parameter. Change all callers. If
15698 -Wc++-compat, warn about defining a type in a cast.
15699 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15700 (start_enum, start_struct, finish_struct): Update declarations.
15701 (parser_xref_tag, c_cast_expr): Update declarations.
15702 (check_compound_literal_type): Declare.
15704 2009-05-11 Ben Elliston <bje@au.ibm.com>
15706 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15707 for recent libcpp interface change.
15708 (rs6000_macro_to_expand): Likewise.
15710 2009-05-10 Michael Matz <matz@suse.de>
15713 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15714 not at entry of function.
15716 2009-05-10 Richard Guenther <rguenther@suse.de>
15718 PR tree-optimization/40081
15720 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15721 using the main variant of the element type. Do not fiddle with
15722 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15724 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15725 structs with volatile fields.
15727 2009-05-10 Jan Hubicka <jh@suse.cz>
15729 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15730 (estimate_move_cost): Assert that it does not get called for
15732 (estimate_num_insns): Skip VOID types in argument handling.
15733 (optimize_inline_calls): Delete unreachable blocks and verify that
15734 callgraph is valid.
15736 2009-05-10 Jan Hubicka <jh@suse.cz>
15738 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15739 * cgraph.c (cgraph_mark_address_taken_node): New function.
15740 (dump_cgraph_node): Dump new flag.
15741 * cgraph.h (struct cgraph_node): Add address_taken.
15742 (cgraph_mark_address_taken_node): New function.
15743 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15744 since new direct calls can be born.
15746 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15748 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15749 tok->val.node.node.
15751 2009-05-10 Jan Hubicka <jh@suse.cz>
15753 PR middle-end/40084
15754 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15756 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15757 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15758 * tree-inline.c (copy_bb): Set frequency correctly.
15759 (fold_marked_statements): Update call to
15760 cgraph_update_edges_for_call_stmt.
15762 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15764 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15765 identifiers in diagnostics.
15766 * config/arm/arm.c (arm_handle_fndecl_attribute,
15767 arm_handle_isr_attribute): Likewise.
15768 * config/avr/avr.c (avr_handle_progmem_attribute,
15769 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15770 * config/bfin/bfin.c (handle_int_attribute,
15771 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15772 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15773 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15775 * config/darwin.c (darwin_handle_kext_attribute,
15776 darwin_handle_weak_import_attribute): Likewise.
15777 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15778 h8300_handle_eightbit_data_attribute,
15779 h8300_handle_tiny_data_attribute): Likewise.
15780 * config/i386/i386.c (ix86_handle_cconv_attribute,
15781 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15782 * config/i386/winnt.c (ix86_handle_shared_attribute,
15783 ix86_handle_selectany_attribute): Likewise.
15784 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15785 * config/m32c/m32c.c (function_vector_handler): Likewise.
15786 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15787 m68hc11_handle_fntype_attribute): Likewise.
15788 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15789 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15790 * config/mips/mips.c (mips_insert_attributes,
15791 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15792 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15793 rs6000_handle_struct_attribute): Likewise.
15794 * config/sh/sh.c (sh_insert_attributes,
15795 sh_handle_resbank_handler_attribute,
15796 sh_handle_interrupt_handler_attribute,
15797 sh2a_handle_function_vector_handler_attribute,
15798 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15800 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15801 * config/spu/spu.c (spu_handle_fndecl_attribute,
15802 spu_handle_vector_attribute): Likewise.
15803 * config/stormy16/stormy16.c
15804 (xstormy16_handle_interrupt_attribute): Likewise.
15805 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15806 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15808 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15810 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15811 (pp_translate_identifiers): New.
15812 (pp_identifier): Only conditionally translate identifier to locale
15814 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15815 (pp_base_tree_identifier): Only conditionally translate identifier
15816 to locale character set.
15817 * c-pretty-print.c (M_): Define.
15818 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15819 fragments for conditional translation with M_.
15820 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15821 identifier translation.
15823 2009-05-10 Richard Guenther <rguenther@suse.de>
15825 PR tree-optimization/40081
15826 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15827 using the main variant of the element type. Do not fiddle with
15828 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15830 2009-05-09 Jan Hubicka <jh@suse.cz>
15832 PR middle-end/40080
15833 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15834 indirect calls; verify cgraph afterwards.
15836 2009-05-09 Jan Hubicka <jh@suse.cz>
15839 * ipa.c (update_inlined_to_pointer): New function.
15840 (cgraph_remove_unreachable_nodes): Use it.
15842 2009-05-09 Jan Hubicka <jh@suse.cz>
15844 * tree-eh.c (struct leh_state): Remove prev_try.
15845 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15846 not track prev_try.
15847 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15848 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15849 remove_eh_handler_and_replace, foreach_reachable_handler,
15850 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15851 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15852 (gen_eh_region_cleanup): Update prototype.
15854 2009-05-09 Jan Hubicka <jh@suse.cz>
15856 PR middle-end/40043
15857 * except.c (copy_eh_region): Always set prev_try.
15858 (redirect_eh_edge_to_label): Find outer try.
15859 (foreach_reachable_handler): When looking for prev try
15860 handle case where previous try is not going to be taken.
15862 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15864 PR tree-optimization/40049
15865 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15866 only vector/vector shifts, convert the type of the constant to the
15867 appropriate type to avoid building incorrect trees, which
15868 eventually have problems with garbage collection.
15870 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15872 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15873 -1 for complex floating-point types if honoring signed zeros.
15875 2009-05-08 Jan Hubicka <jh@suse.cz>
15877 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15878 argument; handle correctly when profile is absent.
15879 (build_cgraph_edges): Update.
15880 (rebuild_cgraph_edges): Update.
15881 * cgraph.c: Do not include varray.h.
15882 (cgraph_set_call_stmt_including_clones): New function.
15883 (cgraph_create_edge_including_clones): Likewise
15884 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15885 (cgraph_update_edges_for_call_stmt): Handle clones.
15886 (cgraph_remove_node): Handle clone tree.
15887 (cgraph_remove_node_and_inline_clones): New function.
15888 (dump_cgraph_node): Dump clone tree.
15889 (cgraph_clone_node): Handle clone tree.
15890 (clone_function_name): Bring here from tree-inline.c.
15891 (cgraph_create_virtual_clone): New function.
15892 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15893 (cgraph_clone_info): New function.
15894 (strut cgraph_node): Add clone_info and new clone tree pointers.
15895 (cgraph_remove_node_and_inline_clones,
15896 cgraph_set_call_stmt_including_clones,
15897 cgraph_create_edge_including_clones,
15898 cgraph_create_virtual_clone): Declare.
15899 (cgraph_function_versioning): Use VEC argument.
15900 (compute_call_stmt_bb_frequency): Update prototype.
15901 (cgraph_materialize_all_clones): New function.
15902 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15903 (ipcp_create_replace_map): Update to VECtors.
15904 (ipcp_update_callgraph): Use virtual clones.
15905 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15906 (ipcp_update_profiling): Do not update local profiling.
15907 (ipcp_insert_stage): Use VECtors and virtual clones.
15908 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15909 (clone_of_p): New function.
15910 (cgraph_preserve_function_body_p): Use clone tree.
15911 (cgraph_optimize): Materialize clones.
15912 (cgraph_function_versioning): Update for VECtors.
15913 (save_inline_function_body): Use clone tree.
15914 (cgraph_materialize_clone): New function.
15915 (cgraph_materialize_all_clones): Likewise.
15916 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15917 * ipa.c: Include gimple.h.
15918 (cgraph_remove_unreachable_nodes): Use clone tree.
15919 * ipa-prop.c (ipa_note_param_call): Update call to
15920 compute_call_stmt_bb_frequencycall.
15921 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15922 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15923 (copy_bb): Handle updating of clone tree; add new edge when new call
15925 (expand_call_inline): Be strict about every call having edge.
15926 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15927 (delete_unreachable_blocks_update_callgraph): New function.
15928 (tree_function_versioning): Use VECtors; always remove unreachable
15929 blocks and fold conditionals.
15930 * tree-inline.h: Do not include varray.h.
15931 (tree_function_versioning): Remove.
15932 * Makefile.in (GTFILES): Remove tree-inline.c
15933 * passes.c (do_per_function): Do only functions having body.
15934 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15937 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15938 Andrew Morrow <acm@google.com>
15941 * c-common.c (c_common_attribute_table): Permit deprecated
15942 attribute to take an optional argument.
15943 (handle_deprecated_attribute): If the optional argument to
15944 __attribute__((deprecated)) is not a string ignore the attribute
15945 and emit a warning.
15947 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15948 * c-typeck.c (build_component_ref): Likewise.
15949 (build_external_ref): Likewise.
15951 * toplev.c (warn_deprecated_use): Add an attribute argument.
15952 Emit the message associated with __attribute__((deprecated)).
15954 * toplev.h (warn_deprecated_use): Updated.
15956 * doc/extend.texi: Document new optional parameter to
15957 __attribute__((deprecated))
15959 2009-05-08 Michael Eager <eager@eagercon.com>
15961 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15962 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15964 2009-05-08 Richard Guenther <rguenther@suse.de>
15966 PR tree-optimization/40062
15967 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15968 Avoid exponential behavior.
15970 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15972 PR rtl-optimization/33928
15974 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15975 process_uses, build_single_def_use_links): New.
15976 (update_df): Update use_def_ref.
15977 (forward_propagate_into): Use get_def_for_use instead of use-def
15979 (fwprop_init): Call build_single_def_use_links and let it initialize
15981 (fwprop_done): Free use_def_ref.
15982 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15983 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15984 df_rd_simulate_one_insn): New.
15985 (df_rd_bb_local_compute_process_def): Update head comment.
15986 (df_chain_create_bb): Use the new RD simulation functions.
15987 * df.h (df_rd_simulate_artificial_defs_at_top,
15988 df_rd_simulate_one_insn): New.
15989 * opts.c (decode_options): Enable fwprop at -O1.
15990 * doc/invoke.texi (-fforward-propagate): Document this.
15992 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15995 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15996 and one complex operand specially.
15997 * tree-complex.c (some_nonzerop): Do not identify a real value as
15998 zero if flag_signed_zeros.
16000 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16002 PR rtl-optimization/33928
16003 * loop-invariant.c (record_use): Fix && vs. || mishap.
16005 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16007 PR rtl-optimization/33928
16008 * loop-invariant.c (struct use): Add addr_use_p.
16009 (struct def): Add n_addr_uses.
16010 (struct invariant): Add cheap_address.
16011 (create_new_invariant): Set cheap_address.
16012 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16013 (record_uses): Pass df_ref to record_use.
16014 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16017 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16019 * config/sh/sh.c: Do not include c-pragma.h.
16021 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16023 * config/spu/spu.c: Remove include of c-common.h.
16025 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16028 * c-common.h (mark_valid_location_for_stdc_pragma,
16029 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16030 clear_float_const_decimal64, float_const_decimal64_p): New.
16031 * c.opt (Wunsuffixed-float-constants): New.
16032 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16033 unsuffixed float constant, handle new warning.
16034 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16035 * c-decl.c (c_scope): New flag float_const_decimal64.
16036 (set_float_const_decimal64, clear_float_const_decimal64,
16037 float_const_decimal64_p): New.
16038 (push_scope): Set new flag.
16039 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16040 to use STDC pragmas.
16041 (c_parser_external_declaration): Ditto.
16042 (c_parser_compound_statement_nostart): Ditto.
16043 * c-pragma.c (valid_location_for_stdc_pragma,
16044 mark_valid_location_for_stdc_pragma,
16045 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16046 handle_pragma_float_const_decimal64): New.
16047 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16048 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16049 set_float_const_decimal64, clear_float_const_decimal64,
16050 float_const_decimal64_p): New dummy functions.
16051 * doc/extend.texi (Decimal Float): Remove statement that the
16052 pragma, and suffix for double constants, are not supported.
16053 * doc/invoke.texi (Warning Options): List new option.
16054 (-Wunsuffixed-float-constants): New.
16056 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16058 * config/i386/i386.c: Do not include c-common.h.
16060 2009-05-07 Mark Heffernan <meheff@google.com>
16062 * doc/invoke.texi (Debugging Options): Document change of debugging
16064 * opts.c (decode_options): Make dump_base_name relative to
16065 aux_base_name directory.
16067 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16069 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16070 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16072 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16074 * Makefile.in (install-plugin): Simplify a bit.
16076 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16078 * Makefile.in (OBJS-common): Add regcprop.o.
16080 * timevar.def (TV_CPROP_REGISTERS): New.
16081 * regrename.c (regrename_optimize): Return 0.
16082 (rest_of_handle_regrename): Delete.
16083 (pass_rename_registers): Point to regrename_optimize.
16084 (struct value_data_entry, struct value_data,
16085 kill_value_one_regno, kill_value_regno, kill_value,
16086 set_value_regno, init_value_data, kill_clobbered_value,
16087 kill_set_value, kill_autoinc_value, copy_value,
16088 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16089 replace_oldest_value_reg, replace_oldest_value_addr,
16090 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16091 debug_value_data, validate_value_data): Move...
16092 * regcprop.c: ... here.
16093 (rest_of_handle_cprop): Delete.
16094 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16096 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16098 PR middle-end/40057
16099 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16100 GEN_INT for 1 << bitnum.
16101 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16102 build_int_cst_type.
16104 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16106 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16107 Remove wrong description of "nand" operation.
16109 2009-05-06 Richard Guenther <rguenther@suse.de>
16110 Adam Nemet <anemet@caviumnetworks.com>
16112 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16113 comment. Add that if LHS is not a gimple register, then RHS1 has
16114 to be a single object (GIMPLE_SINGLE_RHS).
16116 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16118 * expr.c (get_def_for_expr): Move it up in the file.
16119 (store_field): When expanding a bit-field store, look at the
16120 defining gimple stmt for the masking conversion.
16122 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16124 PR middle-end/39986
16125 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16126 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16127 32-bit memcpy into long.
16129 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16131 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16132 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16134 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16135 instead of appending DW_OP_deref*.
16137 2009-05-06 Michael Matz <matz@suse.de>
16139 PR middle-end/40021
16140 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16141 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16143 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16145 * Makefile.in (install-plugin): Fix srcdir handling.
16147 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16149 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16150 when processing for not_regs_needed bitmap.
16151 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16152 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16153 handling it for rhs.
16155 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16157 * config/i386/i386.md (unnamed inc/dec peephole): Use
16158 optimize_insn_for_size_p instead of optimize_size.
16159 * config/i386/predicates.md (incdec_operand): Likewise.
16160 (aligned_operand): Likewise.
16161 * config/i386/sse.md (divv8sf3): Likewise.
16162 (sqrtv8sf2): Likewise.
16164 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16166 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16168 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16170 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16172 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16173 ssemodesuffixf2c with avxmodesuffixf2c.
16175 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16178 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16180 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16182 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16183 (struct tree_base): Adjust spacing for 8 bit boundaries.
16184 (struct tree_decl_common): Add decl_by_reference_flag bit.
16185 (DECL_BY_REFERENCE): Adjust.
16186 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16187 print DECL_BY_REFERENCE bit.
16188 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16189 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16190 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16191 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16194 PR middle-end/39666
16195 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16196 range of the type, but default label is missing, add it with one
16197 of the existing labels instead of adding a new label for it.
16199 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16203 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16205 * Makefile.in (enable_plugin, plugin_includedir): New.
16206 (install): Depend on install-plugin.
16207 (PLUGIN_HEADERS): New.
16208 (install-plugin): New.
16209 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16211 2009-05-05 Richard Guenther <rguenther@suse.de>
16213 PR tree-optimization/40022
16214 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16216 (phivn_valid_p): Fix tuplification error, simplify.
16217 (phiprop_insert_phi): Add dumps.
16218 (propagate_with_phi): Simplify.
16220 2009-05-05 Richard Guenther <rguenther@suse.de>
16222 PR middle-end/40023
16223 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16225 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16227 * tree.h (strip_float_extensions): Remove duplicate declaration.
16228 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16229 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16230 block_ultimate_origin): Rearrange the declarations line to match the
16231 comment that indicates the .c file which the functions are defined.
16232 (dwarf2out_*, set_decl_rtl): Add comment.
16233 (get_base_address): Adjust comment.
16234 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16235 declarations line and add comment.
16236 (is_builtin_name): Add blank after function name, for clarity.
16238 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16240 * attribs.c (decl_attributes): Use %qE for identifiers in
16242 * cgraphunit.c (verify_cgraph_node): Translate function names to
16243 locale character set in diagnostics.
16244 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16246 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16247 Document that functions are named in UTF-8.
16248 * expr.c (expand_expr_real_1): Translate function names to locale
16249 character set in diagnostics.
16250 * gimplify.c (omp_notice_variable, omp_is_private,
16251 gimplify_scan_omp_clauses): Use %qE for identifiers in
16253 * langhooks.c (lhd_print_error_function): Translate function names
16254 to locale character set.
16255 * langhooks.h (decl_printable_name): Document that return value is
16256 in internal character set.
16257 * stmt.c: Include pretty-print.h
16258 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16260 (resolve_operand_name_1): Translate named operand name to locale
16262 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16264 * toplev.c (announce_function): Translate function names to locale
16266 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16267 (default_tree_printer): Use pp_identifier or translate identifiers
16268 to locale character set. Mark "<anonymous>" for translation.
16269 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16270 for identifiers in diagnostics.
16271 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16273 * varasm.c (output_constructor): Use %qE for identifiers in
16276 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16278 * configure.ac: use ` ` instead of $()
16279 * configure: Regenerate.
16281 2009-05-05 Ben Elliston <bje@au.ibm.com>
16283 * config/pa/linux-atomic.c: Eliminate conditional include of
16284 errno.h on non-LP64 systems to simplify build requirements.
16286 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16288 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16290 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16291 and pass value to identifier_to_locale.
16292 (warn_variable_length_array): Make name a tree.
16293 (grokdeclarator): Separate diagnostic texts for named and unnamed
16294 declarators. Use %qE for named declarators.
16295 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16297 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16298 identifiers in diagnostics.
16299 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16300 identifier_to_locale. Mark "anonymous" strings for translation.
16302 2009-05-04 Michael Eager <eager@eagercon.com>
16304 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16305 address for DImode/DFmode only if double-precision FP regs.
16307 2009-05-04 Michael Eager <eager@eagercon.com>
16309 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16310 TARGET_SINGLE_FLOAT check.
16312 2009-05-04 Michael Eager <eager@eagercon.com>
16314 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16316 2009-05-04 Michael Eager <eager@eagercon.com>
16318 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16319 * config/rs6000/t-xilinx: New
16321 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16323 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16324 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16325 * gcc/explow.c (memory_address): Use target hook.
16326 * gcc/targhooks.c (default_legitimize_address): New.
16327 * gcc/targhooks.h (default_legitimize_address): New.
16328 * gcc/target.h (legitimize_address): New.
16329 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16330 (TARGET_INITIALIZER): Include it.
16331 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16333 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16334 * config/bfin/bfin.c (legitimize_address): Remove.
16335 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16336 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16338 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16339 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16341 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16342 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16343 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16344 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16345 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16346 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16347 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16348 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16349 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16350 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16351 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16352 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16353 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16354 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16355 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16356 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16357 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16358 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16359 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16360 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16361 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16362 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16363 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16365 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16366 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16367 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16368 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16369 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16370 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16371 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16372 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16373 (thumb_legitimize_address): Delete.
16374 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16375 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16376 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16377 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16378 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16379 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16381 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16384 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16385 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16386 * config/m32r/m32r.c (m32r_legitimize_address): New.
16387 * config/m68k/m68k.c (m68k_legitimize_address): New.
16388 * config/score/score.c (score_legitimize_address): Standardize.
16389 * config/score/score3.c (score3_legitimize_address): Standardize.
16390 * config/score/score3.h (score3_legitimize_address): Adjust.
16391 * config/score/score7.c (score7_legitimize_address): Standardize.
16392 * config/score/score7.h (score7_legitimize_address): Adjust.
16393 * config/sh/sh.c (sh_legitimize_address): New.
16394 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16396 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16397 (s390_legitimize_address): ... this.
16398 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16399 (sparc_legitimize_address): ... this.
16400 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16401 (ix86_legitimize_address): ... this.
16402 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16403 (avr_legitimize_address): ... this.
16404 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16405 (mn10300_legitimize_address): ... this.
16406 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16407 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16408 (alpha_expand_mov): Adjust call.
16410 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16411 * config/spu/spu.c (spu_legitimize_address): Likewise.
16412 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16413 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16415 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16417 * intl.c (locale_encoding, locale_utf8): New.
16418 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16419 * intl.h (locale_encoding, locale_utf8): Declare.
16420 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16421 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16423 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16425 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16426 (pp_base_tree_identifier): Declare as function.
16427 (identifier_to_locale): Declare.
16428 * Makefile.in (pretty-print.o): Update dependencies.
16429 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16431 2009-05-04 Richard Guenther <rguenther@suse.de>
16433 PR middle-end/40015
16434 * builtins.c (fold_builtin_memory_op): Do not decay to element
16435 type if the size matches the whole array.
16437 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16439 * expmed.c (synth_mult): When trying out a shift, pass the result
16442 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16444 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16445 (shiftsub1_cost): New.
16446 (init_expmed): Compute shiftsub1_cost.
16447 (synth_mult): Optimize multiplications by constants of the form
16448 -(2^^m-1) for some constant positive integer m.
16450 2009-05-03 Richard Guenther <rguenther@suse.de>
16453 * c-typeck.c (array_to_pointer_conversion): Do not built
16454 ADDR_EXPRs of arrays of pointer-to-element type.
16455 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16456 up wrong ADDR_EXPRs after-the-fact.
16457 * c-common.c (strict_aliasing_warning): Strip pointer
16458 conversions for obtaining the original type.
16459 * builtins.c (fold_builtin_memset): Handle array types.
16460 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16463 2009-05-03 Richard Guenther <rguenther@suse.de>
16465 PR middle-end/23329
16466 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16467 Do not lose casts from array types with unknown extent to array
16468 types with known extent.
16469 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16470 alias set compatibility.
16472 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16474 * flags.h (extra_warnings): Delete.
16475 * toplev.c (process_options): Handle Wuninitialized here.
16476 * opts.c (extra_warnings): Delete.
16477 (set_Wextra): Delete.
16478 (common_handle_option): -Wextra can be handled automatically.
16479 * c-opts.c (c_common_handle_option): Delete obsolete code.
16480 (c_common_post_options): Simplify comment.
16481 * common.opt (W): Add Var.
16483 (Wuninitialized): Initialize to -1.
16485 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16486 Richard Guenther <rguenther@suse.de>
16488 * expr.c (get_def_for_expr): New function.
16489 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16490 SSA rather than trees.
16491 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16492 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16494 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16496 * c-common.c (reswords): Add _Imaginary.
16497 * c-common.c (enum rid): Add RID_IMAGINARY.
16499 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16501 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16502 Patch by Richard Guenther.
16504 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16506 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16507 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16508 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16509 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16510 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16511 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16512 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16513 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16514 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16515 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16516 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16517 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16518 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16519 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16520 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16521 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16522 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16523 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16525 2009-05-02 Richard Guenther <rguenther@suse.de>
16527 PR tree-optimization/39940
16528 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16531 2009-05-02 Richard Guenther <rguenther@suse.de>
16533 PR middle-end/40001
16534 * tree-ssa.c (execute_update_addresses_taken): Properly check
16535 if we can mark a variable DECL_GIMPLE_REG_P.
16536 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16537 back to the end of the function.
16538 (is_gimple_reg_type): Remove complex type special casing.
16539 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16542 2009-05-02 Ben Elliston <bje@au.ibm.com>
16544 * doc/collect2.texi (Collect2): Document search path behaviour
16545 when configured with --with-ld.
16547 2009-05-02 Jan Hubicka <jh@suse.cz>
16549 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16550 parameter; update callers.
16551 (coalesce_cost_edge): EH edges are costier because they needs
16552 splitting even if not critical and even more costier when there are
16553 multiple EH predecestors.
16555 2009-05-02 Jan Hubicka <jh@suse.cz>
16557 * except.c (remove_eh_handler_and_replace): Handle updating after
16558 removing TRY blocks.
16560 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16562 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16564 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16566 * varasm.c: Do not include c-pragma.h.
16567 * attribs.c: Do not incude c-common.h.
16569 2009-05-01 Michael Matz <matz@suse.de>
16571 * calls.c (initialize_argument_information): Handle SSA names like
16572 decls with a non MEM_P DECL_RTL.
16574 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16576 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16577 * ipa-utils.c: Likewise.
16578 * ipa-type-escape.c: Likewise.
16579 * cgraphunit.c Do not include c-common.h.
16580 * ipa-pure-const.c: Likewise.
16581 * tree-if-conv.c: Likewise.
16582 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16583 * ipa-struct-reorg.c: Likewise.
16584 * tree-nomudflap.c: Likewise.
16585 * tree-ssa-structalias.c: Likewise.
16587 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16589 * store-motion.c: Many cleanups to make this pass a first-class
16590 citizen instead of an appendix to gcse load motion. Add TODO list
16591 to make this pass faster/cleaner/better.
16593 (struct ls_expr): Post gcse.c-split cleanups.
16594 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16595 "stores" field to "avail_stores".
16596 (pre_ldst_mems): Rename to store_motion_mems.
16597 (pre_ldst_table): Rename to store_motion_mems_table.
16598 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16599 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16600 (ldst_entry): Rename to st_expr_entry, update users.
16601 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16602 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16603 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16605 (first_ls_expr): Rename to first_st_expr, update users.
16606 (next_ls_expr): Rename to next_st_expr, update users.
16607 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16608 fields properly for store motion instead of names inherited from load
16610 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16611 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16614 (ae_kill): Rename to st_kill, update users.
16615 (ae_gen): Rename to st_avloc, update users.
16616 (transp): Rename to st_transp, update users.
16617 (pre_insert_map): Rename to st_insert_map, update users.
16618 (pre_delete_map): Rename to st_delete_map, update users.
16619 (insert_store, build_store_vectors, free_store_memory,
16620 one_store_motion_pass): Update for abovementioned changes.
16622 (gcse_subst_count, gcse_create_count): Remove.
16623 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16624 and "n_stores_created", local variables.
16626 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16629 (regvec, compute_store_table_current_insn): Remove.
16630 (reg_set_info, reg_clear_last_set): Remove.
16631 (compute_store_table): Use DF caches instead of local dataflow
16634 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16636 * c-objc-common.c (c_tree_printer): Print identifiers with
16637 pp_identifier, not pp_string. Mark "({anonymous})" for
16639 * c-pretty-print.c (pp_c_ws_string): New.
16640 (pp_c_cv_qualifier, pp_c_type_specifier,
16641 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16642 pp_c_storage_class_specifier, pp_c_function_specifier,
16643 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16644 pp_c_primary_expression, pp_c_postfix_expression,
16645 pp_c_unary_expression, pp_c_shift_expression,
16646 pp_c_relational_expression, pp_c_equality_expression,
16647 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16648 use pp_string and pp_c_ws_string in place of pp_identifier and
16649 pp_c_identifier for non-identifiers. Mark English strings for
16651 * c-pretty-print.h (pp_c_ws_string): Declare.
16653 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16654 Roland McGrath <roland@redhat.com>
16656 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16657 (ENABLE_LD_BUILDID): New configuration option.
16658 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16659 (LINK_BUILDID_SPEC): New macro.
16660 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16662 * doc/install.texi: Document --enable-linker-build-id option.
16663 * configure: Rebuild.
16664 * config.in: Rebuild.
16666 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16668 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16669 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16670 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16671 MIPS_GP_SAVE_AREA_SIZE.
16672 * config/mips/mips.c (struct mips_frame_info): Update comment
16673 before arg_pointer_offset and hard_frame_pointer_offset.
16674 (mips_compute_frame_info): Update diagram before function: to
16675 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16676 indicate the position of frame_pointer_rtx with -fstack-protector and
16677 to show args_size. Don't allocate cprestore area for leaf functions
16678 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16680 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16682 2009-04-30 Michael Matz <matz@suse.de>
16684 PR tree-optimization/39955
16685 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16687 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16689 * ira.c (setup_cover_and_important_classes): Use safe macro
16690 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16692 * genpreds.c (write_tm_preds_h): Output suitable definition of
16693 REG_CLASS_FOR_CONSTRAINT.
16695 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16697 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16699 * bitmap.c (bitmap_descriptor): Likewise.
16700 * ggc-common.c (loc_descriptor): Likewise.
16701 * varray.c (varray_descriptor): Likewise.
16702 * vec.c (vec_descriptor): Likewise.
16704 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16706 * Makefile.in (dce.o): Add $(EXCEPT_H).
16707 * dce.c: Include except.h and delete redundant vector definitions.
16708 (deletable_insn_p): Return false for non-call insns that can throw
16711 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16713 * gcse.c (ae_gen): Remove.
16714 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16715 and make non-static function to make it available in store-motion.c.
16716 Update call sites with search-and-replace.
16717 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16718 extract_mentioned_regs, extract_mentioned_regs_helper,
16719 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16720 store_killed_in_insn, store_killed_after, store_killed_before,
16721 build_store_vectors, insert_insn_start_basic_block, insert-store,
16722 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16723 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16724 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16725 * store-motion.c: ...new file. Also copy data structures from gcse.c
16726 and clean up to remove parts not used by store motion.
16727 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16728 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16730 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16733 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16734 when optimizing for size.
16736 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16738 * gcse.c (gcse_constant_p): Fix typo in last change.
16740 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16742 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16744 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16746 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16748 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16750 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16751 CONST_HIGH_PART result.
16753 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16755 * config/avr/avr.c (initial_elimination_offset): Rename to
16756 avr_initial_elimination_offset.
16757 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16758 change return type to bool.
16759 (avr_can_eliminate): New function.
16760 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16761 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16762 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16763 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16764 avr_initial_elimination_offset.
16765 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16766 (avr_initial_elimination_offset): Define.
16768 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16769 Steven Bosscher <steven@gcc.gnu.org>
16771 PR rtl-optimization/39938
16772 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16773 * cfgrtl.c: Include insn-attr.h.
16774 (rest_of_pass_free_cfg): New function.
16775 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16776 * resource.c (init_resource_info): Remove call to df_analyze.
16778 2009-04-29 Richard Guenther <rguenther@suse.de>
16781 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16782 allow conversion to signed integers.
16784 2009-04-29 Richard Guenther <rguenther@suse.de>
16786 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16787 shifts of floating point vectors if the shift amount is
16788 a constant multiple of the element size.
16790 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16791 Michael Matz <matz@suse.de>
16793 PR middle-end/39927
16795 * tree-outof-ssa.c (emit_partition_copy): New function.
16796 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16797 insert_part_to_rtx_on_edge): Perform the partition base var
16798 copy using emit_partition_copy.
16799 (insert_value_copy_on_edge): Convert constants to the right mode.
16800 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16801 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16803 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16805 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16806 scan backwards to try to find a constant to initialize it.
16808 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16809 insn before the loop_end instruction, don't look past labels.
16811 2009-04-29 Richard Guenther <rguenther@suse.de>
16813 PR middle-end/39937
16814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16815 loose type conversions.
16816 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16817 stmts only if there are no uses of its definition.
16819 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16821 * config/bfin/bfin.h (splitting_loops): Declare.
16822 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16823 Reorder bit definitions to be ascending.
16824 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16825 * config/bfin/bfin.c (splitting_loops): New variable.
16826 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16827 (struct loop_info): Remove members INIT and LOOP_INIT.
16828 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16829 the LSETUP sequence. Allow LC to be loaded from any register, but
16830 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16831 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16833 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16834 of reload_completed.
16837 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16839 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16841 * Makefile.in (PLUGIN_VERSION_H): New.
16842 (OBJS-common): Remove plugin-version.o.
16843 (plugin.o): Depend on (PLUGIN_VERSION_H).
16844 (plugin-version.o): Remove.
16845 * configure: Regenerate
16846 * configure.ac: Create plugin-version.h.
16847 * gcc-plugin.h (plugin_gcc_version): Remove.
16848 (plugin_default_version_check): Change signature.
16849 * plugin-version.c: Remove.
16850 * plugin.c: Include plugin-version.h.
16851 (str_plugin_gcc_version_name): Remove.
16852 (try_init_one_plugin): Pass gcc version to plugin_init.
16853 (plugin_default_version_check): Both gcc and plugin versions are now
16856 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16858 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16859 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16860 Remove special case testing for last insn of inner loops. Don't fail
16861 if the loop ends with a jump, emit an extra nop instead.
16863 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16864 DREGS rather than comparing directly. Remove code that tries to
16865 account for latencies.
16867 2009-04-29 Richard Guenther <rguenther@suse.de>
16869 PR tree-optimization/39941
16870 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16871 eliminating an indirect call.
16873 2009-04-29 Richard Guenther <rguenther@suse.de>
16875 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16876 parameter. Allow invariants as base if !require_lvalue.
16877 (verify_gimple_assign_single): Adjust.
16879 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16881 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16882 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16883 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16884 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16885 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16887 * config/bfin/bfin.c (bfin_expand_builtin,
16888 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16890 2009-04-28 Richard Guenther <rguenther@suse.de>
16892 * tree-vect-loop.c (get_initial_def_for_induction): Use
16893 correct types for pointer increment.
16895 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16897 * toplev.c (print_version): Update GMP version string calculation.
16899 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16901 PR rtl-optimization/39938
16902 * resource.c (init_resource_info): Add call to df_analyze.
16904 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16906 * config/alpha/alpha.md (usegp): Cast the result of
16907 alpha_find_lo_sum_using_gp to enum attr_usegp.
16908 * config/alpha/alpha.c (override_options): Remove end-of-structure
16909 marker element from cpu_table. Use array size of cpu_table to handle
16910 -mcpu and -mtune options.
16911 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16913 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16915 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16916 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16917 tune_32 and tune_64.
16918 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16919 support on PowerPC.
16920 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16921 * config/rs6000/option-defaults.h: ... here. New file.
16922 (OPT_64, OPT_32): Define.
16923 (MASK_64BIT): Define to 0 if not already defined.
16924 (OPT_ARCH64, OPT_ARCH32): Define.
16925 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16928 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16930 * config/arm/arm.c (arm_override_options): Emit error on using
16933 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16935 PR rtl-optimization/39914
16936 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16937 registers for allocnos created from user-defined variables only
16938 when not optimizing.
16940 2009-04-28 Richard Guenther <rguenther@suse.de>
16942 PR middle-end/39937
16943 * fold-const.c (fold_binary): Use distribute_real_division only
16946 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16948 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16949 add hpux-stdint.h to tm_file.
16950 (hppa[12]*-*-hpux11*): Ditto.
16951 (ia64*-*-hpux*): Ditto.
16952 * config/hpux-stdint.h: New.
16953 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16954 __STDC_EXT__ for all compiles.
16955 * config/pa/pa-hpux.h: Ditto.
16956 * config/pa/pa-hpux10.h: Ditto.
16957 * config/pa/pa-hpux11.h: Ditto.
16959 2009-04-28 Catherine Moore <clm@codesourcery.com>
16961 * debug.h (set_name): Add comment.
16963 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16966 * config/darwin.c (machopic_gen_offset): Check
16967 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16968 * config/arm/arm.c (require_pic_register): Likewise.
16970 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16972 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16973 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16974 m32c_promote_prototypes): Delete.
16976 2009-04-28 Michael Matz <matz@suse.de>
16978 PR middle-end/39922
16979 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16982 2009-04-28 Richard Guenther <rguenther@suse.de>
16984 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16986 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16988 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16989 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16990 * config/arm/arm-tune.md: Regenerate.
16992 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16994 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16995 block if there are complex incoming edges.
16996 (sel_merge_blocks): Remove useless assert.
16997 (sel_redirect_edge_and_branch): Check that edge was redirected.
16998 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16999 (sel_find_rgns): Delete declaration.
17000 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17001 the region when it is not a preheader.
17003 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17006 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17008 2009-04-28 Richard Guenther <rguenther@suse.de>
17010 * tree.h (SSA_NAME_VALUE): Remove.
17011 (struct tree_ssa_name): Remove value_handle member.
17012 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17013 array for jump threading.
17014 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17016 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17017 * tree-flow.h (threadedge_initialize_values): Declare.
17018 (threadedge_finalize_values): Likewise.
17019 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17020 (SSA_NAME_VALUE): Define.
17021 (threadedge_initialize_values): New function.
17022 (threadedge_finalize_values): Likewise.
17023 * tree-ssa-dom.c (ssa_name_values): New global variable.
17024 (SSA_NAME_VALUE): Define.
17025 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17027 2009-04-28 Ira Rosen <irar@il.ibm.com>
17029 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17030 Use REPORT_VECTORIZED_LOCATIONS instead
17031 REPORT_VECTORIZED_LOOPS.
17032 * tree-vectorizer.c (vect_verbosity_level): Make static.
17033 (vect_loop_location): Rename to vect_location.
17034 (vect_set_verbosity_level): Update comment.
17035 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17037 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17038 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17039 instead REPORT_UNVECTORIZED_LOOPS.
17040 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17041 and vect_loop_def to vect_external_def and vect_internal_def.
17042 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17043 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17044 REPORT_UNVECTORIZED_LOCATIONS.
17045 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17046 and vect_used_in_loop and to vect_unused_in_scope and
17047 vect_used_in_scope.
17048 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17049 (vect_verbosity_level): Remove declaration.
17050 (vect_analyze_operations): Likewise.
17051 (vect_analyze_stmt): Declare.
17052 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17053 REPORT_UNVECTORIZED_LOCATIONS.
17054 (vect_get_loop_niters): Fix indentation.
17055 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17056 (vect_analyze_loop_operations): New function.
17057 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17058 vect_analyze_operations.
17059 (vect_is_simple_reduction): Use new names.
17060 (vectorizable_live_operation, vect_transform_loop): Likewise.
17061 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17062 to specify whether the data references can be a part of interleaving
17064 (vect_analyze_data_ref_dependence): Use new names.
17065 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17066 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17067 * tree-vect-patterns.c (widened_name_p): Use new names.
17068 (vect_recog_dot_prod_pattern): Likewise.
17069 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17070 (process_use, vect_mark_stmts_to_be_vectorized,
17071 vect_model_simple_cost, vect_model_store_cost,
17072 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17073 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17074 vectorizable_operation, vectorizable_type_demotion,
17075 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17076 vectorizable_condition): Likewise.
17077 (vect_analyze_operations): Split into vect_analyze_loop_operations
17079 (vect_analyze_stmt): ... new function.
17080 (new_stmt_vec_info): Use new names.
17081 (vect_is_simple_use): Use new names and fix comment.
17082 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17083 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17085 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17088 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17089 and integer modes for x87 operands. Do not ICE for unsupported size,
17090 generate error instead. Generate error for unsupported operand types.
17091 ['z']: Do not handle HImode memory operands specially. Warning
17092 for floating-point operands. Fallthru to 'Z' for unsupported operand
17093 types. Do not ICE for unsupported size, generate error instead.
17094 (output_387_binary_op): Use %Z to output operands.
17095 (output_fp_compare): Ditto.
17096 (output_387_reg_move): Ditto.
17098 2009-04-28 Ben Elliston <bje@au.ibm.com>
17103 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17105 * builtins.c (c_strlen): Do not warn here.
17106 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17107 * c-common.c (pointer_int_sum): Take an explicit location.
17108 Warn about offsets out of bounds.
17109 * c-common.h (pointer_int_sum): Adjust declaration.
17111 2009-04-27 Ian Lance Taylor <iant@google.com>
17113 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17115 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17116 * df-core.c (df_set_flags): Change return type to int. Change
17117 type of old_flags to int.
17118 (df_clear_flags): Likewise.
17119 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17120 (df_get_conditional_uses): Likewise.
17121 * df.h (df_set_flags, df_clear_flags): Update declarations.
17122 * dwarf2out.c (struct indirect_string_node): Change type of form
17123 field to enum dwarf_form.
17124 (AT_string_form): Change return type to enum dwarf_form.
17125 * fixed-value.c (fixed_compare): Add cast to enum type.
17126 * fwprop.c (update_df): Change 0 to VOIDmode.
17127 * gensupport.c: Change 0 to UNKNOWN.
17128 * gimple.h (gimple_cond_code): Add cast to enum type.
17129 * haifa-sched.c (reemit_notes): Add cast to enum type.
17130 * hooks.c (hook_int_void_no_regs): Remove function.
17131 * hooks.h (hook_int_void_no_regs): Remove declaration.
17132 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17133 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17134 * real.c (real_arithmetic): Add cast to enum type.
17135 (real_compare): Likewise.
17136 * target.h (struct gcc_target): Change return type of
17137 branch_target_register_class to enum reg_class.
17138 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17139 default_branch_target_register_class.
17140 * targhooks.c (default_branch_target_register_class): New function.
17141 * targhooks.h (default_branch_target_register_class): Declare.
17142 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17143 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17145 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17147 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17148 vect_uninitialized_def. Change 0 to ERROR_MARK.
17149 * tree-vect-stmts.c (supportable_widening_operation): Don't
17150 initialize icode1 and icode2.
17151 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17152 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17154 (cmn_err_flag_specs): Change 0 to STD_C89.
17155 (cmn_err_char_table): Likewise.
17156 * config/arm/arm.c (get_arm_condition_code): Change type of code
17157 to enum arm_cond_code.
17158 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17159 (IWMMXT_BUILTIN2): Likewise.
17160 (neon_builtin_type_bits): Don't define typedef.
17161 (neon_builtin_datum): Change type of bits field to int.
17162 (arm_expand_neon_args): Add cast to enum type.
17163 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17165 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17166 casts to enum type.
17167 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17169 * config/mips/mips.md (jal_macro): Return enum constant.
17170 (single_insn): Likewise.
17171 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17173 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17174 casts to enum type.
17175 * config/s390/s390.c (s390_tune_flags): Change type to int.
17176 (s390_arch_flags): Likewise.
17177 (s390_handle_arch_option): Change flags field of struct pta to int.
17178 * config/s390/s390.h (s390_tune_flags): Update declaration.
17179 (s390_arch_flags): Likewise.
17180 * config/sh/sh.c (prepare_move_operands): Compare
17181 tls_symbolic_operand result with enum constant.
17182 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17183 (sh_expand_prologue): Add cast to enum type.
17184 (sh_expand_epilogue): Likewise.
17185 (tls_symbolic_operand): Change return type to enum tls_model.
17186 (fpscr_set_from_mem): Add cast to enum type.
17187 (legitimize_pic_address): Compare tls_symbolic_operand result with
17189 (sh_target_reg_class): Change return type to enum reg_class.
17190 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17192 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17193 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17194 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17195 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17196 (delayed_branch, tls_call_delay): Likewise.
17197 (eligible_for_sibcall_delay): Likewise.
17198 (eligible_for_return_delay): Likewise.
17199 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17200 (spu_expand_builtin_1): Likewise.
17202 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17203 for all types of conversions.
17204 (output_init_element): Issue -Wc++-compat warning if needed when
17205 initializing a bitfield with enum type.
17206 * c-parser.c (c_parser_expression): Set original_type to
17207 original_type of right hand operand of comma operator.
17209 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17211 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17213 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17214 * doc/cpp.texi (Standard Predefined Macros)
17215 (Implementation-defined behavior): Likewise.
17216 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17217 * doc/gimple.texi (GIMPLE Exception Handling)
17218 (@code{GIMPLE_ASSIGN}): Likewise.
17219 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17220 * doc/invoke.texi (Warning Options, Optimize Options)
17221 (AVR Options, Darwin Options): Likewise.
17222 (Optimize Options): Reformulate -fwhole-program description.
17223 * doc/loop.texi (Lambda): Likewise.
17224 * doc/md.texi (Output Template, Define Constraints)
17225 (Standard Names, Insn Splitting): Likewise.
17226 * doc/options.texi (Option properties): Likewise.
17227 * doc/passes.texi (Tree-SSA passes): Likewise.
17228 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17229 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17230 (File Names and DBX): Likewise.
17231 * doc/trouble.texi (Incompatibilities): Likewise.
17233 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17235 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17236 instruction is correct.
17238 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17240 Allow non-constant arguments to conversion intrinsics.
17241 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17242 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17243 * spu.c (print_operand): Handle 'v' and 'w'.
17244 (exp2_immediate_p, spu_gen_exp2): Define.
17245 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17246 spu_convtf_1): Update parameter descriptions.
17247 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17248 * constraints.md ('v', 'w'): New.
17249 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17251 (i2f, I2F): New define_mode_attr.
17252 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17253 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17254 fixuns_truncv4sfv4si2): Update to use mode attribute.
17255 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17256 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17257 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17258 patterns for combine.
17260 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17262 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17263 (cprop, hoist, pre, store_motion): New debug counters.
17264 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17265 is not an RTL pass anymore.
17266 (pass_profiling): Remove extern decl for pass removed in 2005.
17267 (pass_gcse, pass_jump_bypass): Remove.
17268 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17269 to 0 for clean state.
17270 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17271 * cse.c (gate_handle_cse_after_global_opts,
17272 rest_of_handle_cse_after_global_opts): New functions.
17273 (pass_cse_after_global_opts): New pass, does local CSE.
17274 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17275 (TV_CPROP): New timevar.
17276 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17277 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17278 (gcse_main, recompute_all_luids): Remove.
17279 (compute_hash_table_work): Call max_reg_num instead of reading
17281 (cprop_jump): Don't set run_jump_opt_after_gcse.
17282 (constprop_register): Always allow to alter jumps.
17283 (cprop_insn): Likewise.
17284 (do_local_cprop): Likewise.
17285 (local_cprop_pass): Likewise. Return non-zero if something changed.
17286 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17287 (find_implicit_sets): Add note about missed optimization opportunity.
17288 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17289 pass_rtl_cprop execute function.
17290 Don't bother tracking the pass number, each pass gets its own dumpfile
17292 Always allow to alter jumpsand bypass jumps.
17293 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17294 will just find no suitable set.
17295 (pre_edge_insert): Fix dumping, this function is for PRE only.
17296 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17297 pass_rtl_pre execute function.
17298 (hoist_code): Return non-zero if something changed. Keep track of
17299 substitutions and insertions for statistics gathering similar to PRE.
17300 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17301 called from the pass_rtl_hoist execute function. Show pass statistics.
17302 (compute_store_table): Use max_reg_num directly instead of using the
17303 formerly global max_gcse_regno.
17304 (build_store_vectors): Likewise.
17305 (replace_store_insn): Fix dumping.
17306 (store_motion): Rename to ...
17307 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17308 pass, called from the pass_rtl_store_motion execute function. Keep
17309 track of substitutions and insertions for statistics gathering similar
17311 (bypass_jumps): Remove, fold interesting bits into ...
17312 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17313 from the pass_rtl_cprop execute function.
17314 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17315 pass_jump_bypass): Remove.
17316 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17317 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17318 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17319 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17320 (gate_rtl_store_motion, execute_rtl_store_motion,
17321 pass_rtl_store_motion): New.
17322 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17323 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17324 * passes.c (init_optimization_passes): Remove pass_gcse and
17325 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17326 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17327 instead of pass_jump_bypass.
17329 2009-04-27 Richard Guenther <rguenther@suse.de>
17331 PR middle-end/39928
17332 * gimplify.c (gimplify_expr): If we are required to create
17333 a temporary make sure it ends up as register.
17335 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17338 * config/i386/i386.c (construct_container): Don't call
17339 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17340 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17342 2009-04-27 Michael Matz <matz@suse.de>
17344 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17345 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17346 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17347 (dump_replaceable_exprs): Take a bitmap.
17348 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17350 (expand_gimple_basic_block): Likewise.
17351 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17352 replaceable_expressions member a bitmap.
17353 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17354 (mark_replaceable): Likewise.
17355 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17356 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17358 2009-04-27 Richard Guenther <rguenther@suse.de>
17360 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17361 (verify_stmts): Dispatch to gimple/type verification code.
17362 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17363 issue with call argument types.
17365 2009-04-27 Michael Matz <matz@suse.de>
17367 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17368 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17371 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17372 Eric Botcazou <ebotcazou@adacore.com>
17374 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17375 a label's basic block.
17376 (mark_target_live_regs): Tidy and rework obsolete comments.
17377 Change back DF problem to LIVE. If a label starts a basic block,
17378 assume that all registers that used to be live then still are.
17379 (init_resource_info): If a label starts a basic block, set its
17380 BLOCK_FOR_INSN accordingly.
17381 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17383 2009-04-27 Richard Guenther <rguenther@suse.de>
17385 * tree-flow-inline.h (function_ann): Remove.
17386 (get_function_ann): Likewise.
17387 * tree-dfa.c (create_function_ann): Remove.
17388 * tree-flow.h (struct static_var_ann_d): Remove.
17389 (struct function_ann_d): Likewise.
17390 (union tree_ann_d): Remove fdecl member.
17391 (function_ann_t): Remove.
17392 (function_ann, get_function_ann, create_function_ann): Remove
17395 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17397 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17399 2009-04-27 Jan Hubicka <jh@suse.cz>
17401 * ipa-pure-const.c (struct funct_state_d): New fields
17402 state_previously_known, looping_previously_known; remove
17403 state_set_in_source.
17404 (analyze_function): Use new fields.
17405 (propagate): Avoid assumption that state_set_in_source imply
17408 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17409 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17410 * cfgloop.h (finite_loop_p): Declare.
17412 2009-04-26 Michael Matz <matz@suse.de>
17414 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17416 2009-04-26 Michael Matz <matz@suse.de>
17418 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17419 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17420 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17421 pass_mark_used_blocks): Remove.
17422 * tree-optimize.c (pass_free_datastructures,
17423 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17424 * passes.c (init_optimization_passes): Don't call
17425 pass_mark_used_blocks, remove dead code.
17427 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17429 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17430 * tree-ssa-live.h (register_ssa_partition): Likewise.
17432 2009-04-26 Michael Matz <matz@suse.de>
17435 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17436 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17437 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17439 (compare_pairs): Swap cost comparison.
17440 (coalesce_ssa_name): Don't use change_partition_var.
17441 * tree-nrv.c (struct nrv_data): Add modified member.
17442 (finalize_nrv_r): Set it.
17443 (tree_nrv): Use it to update statements.
17444 (pass_nrv): Require PROP_ssa.
17445 * tree-mudflap.c (mf_decl_cache_locals,
17446 mf_build_check_statement_for): Use make_rename_temp.
17447 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17448 * alias.c (find_base_decl): Handle SSA names.
17449 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17450 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17451 * rtl.h (set_reg_attrs_for_parm): Declare.
17452 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17453 to "optimized", remove unused locals at finish.
17454 (execute_free_datastructures): Make global, call
17455 delete_tree_cfg_annotations.
17456 (execute_free_cfg_annotations): Don't call
17457 delete_tree_cfg_annotations.
17459 * ssaexpand.h: New file.
17460 * expr.c (toplevel): Include ssaexpand.h.
17461 (expand_assignment): Handle SSA names the same as register variables.
17462 (expand_expr_real_1): Expand SSA names.
17463 * cfgexpand.c (toplevel): Include ssaexpand.h.
17464 (SA): New global variable.
17465 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17466 (SSAVAR): New macro.
17467 (set_rtl): New helper function.
17468 (add_stack_var): Deal with SSA names, use set_rtl.
17469 (expand_one_stack_var_at): Likewise.
17470 (expand_one_stack_var): Deal with SSA names.
17471 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17472 before unique numbers.
17473 (expand_stack_vars): Use set_rtl.
17474 (expand_one_var): Accept SSA names, add asserts for them, feed them
17475 to above subroutines.
17476 (expand_used_vars): Expand all partitions (without default defs),
17477 then only the local decls (ignoring those expanded already).
17478 (expand_gimple_cond): Remove edges when jumpif() expands an
17479 unconditional jump.
17480 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17481 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17483 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17484 members of SA; deal with PARM_DECL partitions here; expand
17485 all PHI nodes, free tree datastructures and SA. Commit instructions
17486 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17487 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17488 info and statements at start, collect garbage at finish.
17489 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17490 (VAR_ANN_PARTITION) Remove.
17491 (change_partition_var): Don't declare.
17492 (partition_to_var): Always return SSA names.
17493 (var_to_partition): Only accept SSA names.
17494 (register_ssa_partition): Only check argument.
17495 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17497 (delete_var_map): Don't free it.
17498 (var_union): Only accept SSA names, simplify.
17499 (partition_view_init): Mark only useful SSA names as used.
17500 (partition_view_fini): Only deal with SSA names.
17501 (change_partition_var): Remove.
17502 (dump_var_map): Use ssa_name instead of partition_to_var member.
17503 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17505 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17506 (struct _elim_graph): New member const_dests; nodes member vector of
17508 (set_location_for_edge): New static helper.
17509 (create_temp): Remove.
17510 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17511 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17512 (new_elim_graph): Allocate const_dests member.
17513 (clean_elim_graph): Truncate const_dests member.
17514 (delete_elim_graph): Free const_dests member.
17515 (elim_graph_size): Adapt to new type of nodes member.
17516 (elim_graph_add_node): Likewise.
17517 (eliminate_name): Likewise.
17518 (eliminate_build): Don't take basic block argument, deal only with
17519 partition numbers, not variables.
17520 (get_temp_reg): New static helper.
17521 (elim_create): Use it, deal with RTL temporaries instead of trees.
17522 (eliminate_phi): Adjust all calls to new signature.
17523 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17524 (rewrite_trees): Only do checking.
17525 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17526 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17527 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17528 contains_tree_r, MAX_STMTS_IN_LATCH,
17529 process_single_block_loop_latch, analyze_edges_for_bb,
17530 perform_edge_inserts): Remove.
17531 (expand_phi_nodes): New global function.
17532 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17533 functions, initialize new parameter, remember partitions having a
17535 (finish_out_of_ssa): New global function.
17536 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17537 don't reset in_ssa_p here, don't disable TER when mudflap.
17538 (pass_del_ssa): Remove.
17539 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17541 (execute_free_datastructures): Declare.
17542 * Makefile.in (SSAEXPAND_H): New variable.
17543 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17544 * basic-block.h (commit_one_edge_insertion): Declare.
17545 * passes.c (init_optimization_passes): Move pass_nrv and
17546 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17547 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17548 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17549 (redirect_branch_edge): Deal with super block when expanding, split
17550 out jump patching itself into ...
17551 (patch_jump_insn): ... here, new static helper.
17553 2009-04-26 Michael Matz <matz@suse.de>
17555 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17556 beyond num_ssa_names.
17557 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17558 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17560 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17562 PR inline-asm/39543
17563 * fwprop.c (forward_propagate_asm): New function.
17564 (forward_propagate_and_simplify): Propagate also into __asm, if it
17565 doesn't increase the number of referenced registers.
17568 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17570 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17572 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17573 note_nonlocal_vla_type for nonlocal VLAs.
17574 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17575 contains_remapped_vars, remap_vla_decls): New functions.
17576 (convert_nonlocal_reference_stmt): If not optimizing, call
17577 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17578 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17579 if it wasn't found in var_map.
17580 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17581 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17582 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17584 * gimplify.c (nonlocal_vlas): New variable.
17585 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17587 (gimplify_body): Create and destroy nonlocal_vlas.
17589 * dwarf2out.c (loc_descr_plus_const): New function.
17590 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17591 mem_loc_descriptor, loc_descriptor_from_tree_1,
17592 descr_info_loc, gen_variable_die): Use it.
17594 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17595 !TREE_STATIC VAR_DECLs.
17596 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17597 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17598 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17599 DECL_BY_REFERENCE is valid.
17600 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17601 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17602 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17603 Copy DECL_BY_REFERENCE.
17604 (struct nesting_copy_body_data): New type.
17605 (nesting_copy_decl): New function.
17606 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17607 if they have variable length.
17609 2009-04-26 Michael Matz <matz@suse.de>
17611 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17612 mark new temporaries for renaming.
17614 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17617 * c-decl.c (global_bindings_p): Return negative value.
17618 (c_variable_size): New. Based on variable_size from
17620 (grokdeclarator): Call c_variable_size not variable_size.
17622 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17624 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17626 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17628 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17629 Redefine it to just use mingw/include.
17630 (ASM_SPEC): Rules for -m32 and -m64.
17631 (LINK_SPEC): Use Likewise.
17632 (SPEC_32): New define.
17633 (SPEC_64): Likewise.
17634 (SUB_LINK_SPEC): Likewise.
17635 (MULTILIB_DEFAULTS): New define.
17636 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17637 Add multilib options.
17638 (MULTILIB_DIRNAMES): Likewise.
17639 (MULTILIB_OSDIRNAMES): Likewise.
17640 (LIBGCC): Likewise.
17641 (INSTALL_LIBGCC): Likewise.
17643 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17646 * c-tree.h (enum c_inline_static_type): New.
17647 (record_inline_static): Declare.
17648 * c-decl.c (struct c_inline_static, c_inline_statics,
17649 record_inline_static, check_inline_statics): New.
17650 (pop_file_scope): Call check_inline_statics.
17651 (start_decl): Call record_inline_static instead of pedwarning
17652 directly for static in inline function.
17653 * c-typeck.c (build_external_ref): Call record_inline_static
17654 instead of pedwarning directly for static referenced in inline
17657 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17659 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17660 not new but only being rescanned.
17661 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17662 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17663 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17664 record_set_info, compute_set, grealloc): Remove.
17665 (recompute_all_luids): New function.
17666 (gcse_main): Don't compute sets, and don't do related memory
17667 allocations/free-ing. If something changed before the end of the
17668 pass, update LUIDs using recompute_all_luids.
17669 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17670 (free_gcse_mem): Don't free it either.
17671 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17672 Use the df insn LUIDs.
17673 (load_killed_in_block): Likewise.
17674 (compute_hash_table_work): Don't compute reg_set_in_block.
17675 (compute_transp): Use DF_REG_DEF_CHAINs.
17676 (local_cprop_pass): Don't use compute_sets and related functions.
17677 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17678 Use get_max_uid() instead of max_cuid.
17679 (insert_insn_end_basic_block, pre_insert_copy_insn,
17680 update_ld_motion_stores): Don't try to
17681 keep reg_set tables up to date.
17682 (pre_insert_copies): Use df insn LUIDs.
17683 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17684 (reg_set_info): Don't use extra bitmap argument.
17685 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17686 information to compute regs_set_in_block.
17687 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17688 (bypass_jumps): Don't use compute_sets and friends.
17690 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17693 * opts.c (undocumented_msg): Do not leave blank even with
17696 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17698 * c-decl.c (build_enumerator): Allow values folding to integer
17699 constants but not integer constant expressions with a pedwarn if
17702 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17705 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17706 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17707 type is an integer constant.
17709 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17712 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17715 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17718 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17719 with variably modified return type and no storage class
17720 specifiers, except for the case of nested functions. Distinguish
17721 extern declarations of functions with variably modified return
17722 types from those of objects with variably modified types.
17724 2009-04-25 Jan Hubicka <jh@suse.cz>
17726 * tree.c (list_equal_p): New function.
17727 * tree.h (list_equal_p): Declare.
17728 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17729 basic_block_def, basic_block, const_basic_block): New.
17730 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17731 (redirect_eh_edge): New function.
17732 (make_eh_edge_update_phi): EH edges are not abnormal.
17733 * except.c: Include tree-flow.h.
17734 (list_match): New function.
17735 (eh_region_replaceable_by_p): New function.
17736 (replace_region): New function.
17737 (hash_type_list): New function.
17738 (hash_eh_region): New function.
17739 (eh_regions_equal_p): New function.
17740 (merge_peers): New function.
17741 (remove_unreachable_regions): Verify EH tree when checking;
17743 (copy_eh_region_1): New function.
17744 (copy_eh_region): New function.
17745 (push_reachable_handler): New function.
17746 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17747 regions without label but with live RESX.
17748 * except.h (redirect_eh_edge_to_label): New.
17749 * tree-flow.h (redirect_eh_edge): New.
17750 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17751 basic_block_def, basic_block, const_basic_block): Remove.
17752 * Makefile.in (except.o): Add dependency on tree-flow.h
17753 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17754 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17757 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17760 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17761 on the destination of memcpy.
17763 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17765 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17766 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17767 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17769 2009-04-25 Jan Hubicka <jh@suse.cz>
17771 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17772 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17773 to be reached by different label than left.
17774 (update_eh_edges): Update comment; remove edge_to_remove if possible
17775 and return true if suceeded.
17776 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17777 (cleanup_eh): Compute sharing map.
17778 * except.c (remove_eh_handler_and_replace): Add argument if we should
17780 (remove_unreachable_regions): Update for label sharing.
17781 (label_to_region_map): Likewise.
17782 (get_next_region_sharing_label): New function.
17783 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17785 (remove_eh_handler): Update.
17786 (remove_eh_region_and_replace_by_outer_of): New function.
17787 * except.h (struct eh_region): Add next_region_sharing_label.
17788 (remove_eh_region_and_replace_by_outer_of,
17789 get_next_region_sharing_label): Declare.
17790 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17792 2009-04-25 Jan Hubicka <jh@suse.cz>
17794 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17795 insert code even if they are not critical.
17797 2009-04-25 Jan Hubicka <jh@suse.cz>
17799 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17800 (gimple_can_remove_branch_p): EH edges won't remove branch by
17802 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17803 updating of non-abnormal EH edges.
17804 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17805 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17806 (split_critical_edges): Split also edges where emitting code on them
17807 will lead to splitting later.
17809 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17810 H.J. Lu <hongjiu.lu@intel.com>
17813 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17814 the configured assembler supports fildq and fistpq mnemonics.
17815 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17816 * configure: Regenerated.
17817 * config.in: Ditto.
17819 * config/i386/i386.c (print_operand): Handle 'Z'.
17820 ['z']: Remove handling of special fild/fist suffixes.
17821 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17822 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17823 suffix of fild insn.
17824 (*floatsi<mode>2_vector_mixed): Ditto.
17825 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17826 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17827 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17828 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17829 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17831 2009-04-25 Ben Elliston <bje@au.ibm.com>
17833 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17834 the source of a set operation.
17836 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17838 * target.h (struct gcc_target): Add case_values_threshold field.
17839 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17840 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17841 * targhooks.c (default_case_values_threshold): New function.
17842 * targhooks.h (default_case_values_threshold): Declare function.
17843 * stmt.c (expand_case): Use case_values_threshold target hook.
17844 * expr.h (case_values_threshold): Remove declartation.
17845 * expr.c (case_values_threshold): Remove function.
17846 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17848 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17849 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17850 (avr_case_values_threshold): Declare as static.
17851 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17853 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17854 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17855 (mn10300_case_values_threshold): New function.
17857 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17859 * ira.c (setup_cover_and_important_classes): Add enum cast.
17861 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17863 * genpreds.c (write_enum_constraint_num): Output definition of
17864 CONSTRAINT_NUM_DEFINED_P macro.
17865 * ira.c (setup_cover_and_important_classes): Use
17866 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17868 2009-04-24 DJ Delorie <dj@redhat.com>
17870 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17871 __SH2A_SINGLE_ONLY__ also.
17873 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17875 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17876 (movdf_internal): Ditto.
17877 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17878 SFmode and DFmode constants.
17879 (ia64_print_operand): Add 'G' format for printing
17880 floating point constants.
17882 2009-04-24 Richard Guenther <rguenther@suse.de>
17884 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17885 from unsigned additions.
17887 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17889 * c-typeck.c (set_init_index): Allow array designators that are
17890 not integer constant expressions with a pedwarn if pedantic.
17892 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17894 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17895 zero if no overlap in nonzero bits between the operands.
17897 2009-04-24 Ian Lance Taylor <iant@google.com>
17899 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17900 (record_dead_and_set_regs): Likewise.
17901 * df.h (struct df_mw_hardreg): Change flags field to int.
17902 (struct df_base_ref): Likewise.
17903 (struct df): Change changeable_flags field to int.
17904 * df-scan.c (df_defs_record): Change clobber_flags to int.
17905 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17906 constants rather than #define macros.
17907 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17908 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17909 (enum dwarf_calling_convention): Likewise.
17910 (enum dwarf_line_number_x_ops): Likewise.
17911 (enum dwarf_call_frame_info): Likewise.
17912 (enum dwarf_source_language): Likewise.
17913 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17914 (add_calling_convention_attribute): Likewise.
17915 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17916 (combine_comparisons): Change compcode to int. Add cast to enum type.
17917 * genrecog.c (maybe_both_true_2): Change c to int.
17918 (write_switch): Likewise. Add cast to enum type.
17919 * gimplify.c (gimplify_omp_for): Handle return values from
17920 gimplify_expr using MIN rather than bitwise or.
17921 (gimplify_expr): Add cast to enum type.
17922 * ipa-prop.c (update_jump_functions_after_inlining): Change
17923 IPA_BOTTOM to IPA_JF_UNKNOWN.
17924 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17925 Add casts to enum type.
17926 (setup_cover_and_important_classes): Change cl to int. Add casts
17928 (setup_class_translate): Change cl and mode to int.
17929 (ira_init_once): Change mode to int.
17930 (free_register_move_costs): Likewise.
17931 (setup_prohibited_mode_move_regs): Add casts to enum type.
17932 * langhooks.c (add_builtin_function_common): Rework assertion that
17933 value fits bitfield.
17934 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17935 * omega.c (omega_do_elimination): Avoid math on enum types.
17936 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17937 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17938 int local to handle integral_argment value.
17939 * regmove.c (try_auto_increment): Change PUT_MODE to
17941 * reload.c (push_secondary_reload): Add casts to enum type.
17942 (secondary_reload_class, find_valid_class): Likewise.
17943 * reload1.c (emit_input_reload_insns): Likewise.
17944 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17945 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17946 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17948 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17949 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17951 (expand_complex_libcall): Add casts to enum type.
17952 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17953 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17954 with ERROR_MARK, not NUM_TREE_CODES.
17955 (vect_create_epilog_for_reduction): Likewise.
17956 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17957 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17958 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17960 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17961 vect_unused_in_loop. Change 0 to loop_vect.
17962 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17963 * var-tracking.c (get_init_value): Change return type to enum
17965 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17966 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17968 (arm_override_options): Add casts to enum type.
17969 (arm_emit_tls_decoration): Likewise.
17970 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17972 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17973 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17974 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17976 * config/s390/s390.c (code_for_builtin_64): Change to array of
17978 (code_for_builtin_31): Likewise.
17979 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17981 * config/sparc/sparc.c (sparc_override_options): Change value
17982 field in struct code_model to enum cmodel. In initializer change
17983 0 to NULL and add cast to enum type.
17985 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17986 Change all callers. Issue a -Wc++-compat warning using
17987 lhs_origtype if necessary.
17988 (convert_for_assignment): Issue -Wc++-compat warnings about
17989 invalid conversions to enum type on assignment.
17990 * c-common.h (build_modify_expr): Update declaration.
17992 2009-04-24 Nick Clifton <nickc@redhat.com>
17994 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17995 (function_arg_advance): Likewise.
17996 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17999 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18001 * config/s390/constraints.md ('I', 'J'): Fix condition.
18003 2009-04-24 Diego Novillo <dnovillo@google.com>
18005 * gengtype-parse.c (parse_error): Add newline after message.
18007 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18009 * config/i386/sse.md (avxmodesuffixs): Removed.
18010 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18011 (*avx_pinsr<ssevecsize>): This.
18013 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18015 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18016 follow chains of regs with a single definition, and allow expressions
18017 that are function_invariant_p.
18018 (simple_rhs_p): Allow expressions that are function_invariant_p.
18020 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18022 PR middle-end/39867
18023 * fold-const.c (fold_cond_expr_with_comparison): When folding
18024 > and >= to MAX, make sure the MAX uses the same type as the
18025 comparison's operands.
18027 2009-04-24 Nick Clifton <nickc@redhat.com>
18029 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18030 addressing for DImode accesses.
18031 (frv_print_operand_address): Handle PLUS case.
18032 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18034 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18036 PR rtl-optimization/39794
18037 * alias.c (canon_true_dependence): Add x_addr argument.
18038 * rtl.h (canon_true_dependence): Adjust prototype.
18039 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18040 * cselib.c (cselib_invalidate_mem): Likewise.
18041 * gcse.c (compute_transp): Likewise.
18042 * dse.c (scan_reads_nospill): Likewise.
18043 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18044 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18045 canon_base_addr of the group, plus optional offset.
18046 (struct group_info): Rename canon_base_mem to
18048 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18049 canon_rtx of base_mem.
18051 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18053 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18054 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18056 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18058 * config/spu/spu-builtins.h: Delete file.
18060 * config/spu/spu.h (enum spu_builtin_type): Move here from
18062 (struct spu_builtin_description): Likewise. Add GTY marker.
18063 Do not use enum spu_function_code or enum insn_code.
18064 (spu_builtins): Add extern declaration.
18066 * config/spu/spu.c: Do not include "spu-builtins.h".
18067 (enum spu_function_code, enum spu_builtin_type_index,
18068 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18069 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18070 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18071 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18072 (spu_builtin_types): Make static. Add GTY marker.
18073 (spu_builtins): Add extern declaration with GTY marker.
18074 Include "gt-spu.h".
18076 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18077 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18078 Check programmatically whether all parameters are scalar.
18080 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18082 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18084 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18085 assignment from the constructor either if the target is volatile.
18087 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18089 * config/arm/arm.md (insv): Do not share operands[0].
18091 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18093 * config/vxlib-tls.c (active_tls_threads): Delete.
18094 (delete_hook_installed): New.
18095 (tls_delete_hook): Don't delete the delete hook.
18096 (tls_destructor): Delete it here.
18097 (__gthread_set_specific): Adjust installing the delete hook.
18098 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18099 __gthread_leave_tsd_dtor_context.
18101 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18103 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18105 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18107 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18109 (alpha_rtx_costs): Ditto.
18110 (emit_unlikely_jump): Use add_reg_note.
18111 (emit_frame_store_1): Ditto.
18112 (alpha_expand_prologue): Ditto.
18113 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18114 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18116 2009-04-23 Nick Clifton <nickc@redhat.com>
18118 * config/v850/v850.md (epilogue): Remove suppressed code.
18119 (return): Rename to return_simple and remove test of frame size.
18120 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18121 to gen_return_simple.
18123 2009-04-22 Jing Yu <jingyu@google.com>
18126 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18128 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18131 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18132 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18133 value is a VECTOR_CST, the element type is the element type of the
18136 2009-04-22 DJ Delorie <dj@redhat.com>
18138 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18140 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18142 * alias.c (find_base_term): Move around LO_SUM case, so that
18143 CONST falls through into PLUS/MINUS handling.
18146 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18147 into 0, use omit_one_operand.
18149 2009-04-23 Ben Elliston <bje@au.ibm.com>
18151 * config/rs6000/linux-unwind.h (get_regs): Remove type
18152 puns. Change the type of `pc' to an array of unsigned ints and
18153 update all users. Constify frame24.
18155 2009-04-22 DJ Delorie <dj@redhat.com>
18157 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18158 declarations before code.
18159 (current_function_special_page_vector): Likewise.
18160 (m32c_expand_insv): Silence a warning.
18162 2009-04-21 Taras Glek <tglek@mozilla.com>
18164 * alias.c: Update GTY annotations to new syntax.
18165 * basic-block.h: Likewise.
18166 * bitmap.h: Likewise.
18167 * c-common.h: Likewise.
18168 * c-decl.c: Likewise.
18169 * c-parser.c: Likewise.
18170 * c-pragma.c: Likewise.
18171 * c-tree.h: Likewise.
18172 * cfgloop.h: Likewise.
18173 * cgraph.h: Likewise.
18174 * config/alpha/alpha.c: Likewise.
18175 * config/arm/arm.h: Likewise.
18176 * config/avr/avr.h: Likewise.
18177 * config/bfin/bfin.c: Likewise.
18178 * config/cris/cris.c: Likewise.
18179 * config/darwin.c: Likewise.
18180 * config/frv/frv.c: Likewise.
18181 * config/i386/i386.c: Likewise.
18182 * config/i386/i386.h: Likewise.
18183 * config/i386/winnt.c: Likewise.
18184 * config/ia64/ia64.h: Likewise.
18185 * config/iq2000/iq2000.c: Likewise.
18186 * config/mips/mips.c: Likewise.
18187 * config/mmix/mmix.h: Likewise.
18188 * config/pa/pa.c: Likewise.
18189 * config/pa/pa.h: Likewise.
18190 * config/rs6000/rs6000.c: Likewise.
18191 * config/s390/s390.c: Likewise.
18192 * config/sparc/sparc.c: Likewise.
18193 * config/xtensa/xtensa.c: Likewise.
18194 * cselib.h: Likewise.
18195 * dbxout.c: Likewise.
18196 * dwarf2out.c: Likewise.
18197 * except.c: Likewise.
18198 * except.h: Likewise.
18199 * fixed-value.h: Likewise.
18200 * function.c: Likewise.
18201 * function.h: Likewise.
18202 * gimple.h: Likewise.
18203 * integrate.c: Likewise.
18204 * optabs.c: Likewise.
18205 * output.h: Likewise.
18206 * real.h: Likewise.
18208 * stringpool.c: Likewise.
18209 * tree-data-ref.c: Likewise.
18210 * tree-flow.h: Likewise.
18211 * tree-scalar-evolution.c: Likewise.
18212 * tree-ssa-address.c: Likewise.
18213 * tree-ssa-alias.h: Likewise.
18214 * tree-ssa-operands.h: Likewise.
18215 * tree.c: Likewise.
18216 * tree.h: Likewise.
18217 * varasm.c: Likewise.
18218 * varray.h: Likewise.
18220 * coretypes.h: Do not define GTY macro if it is already defined.
18221 * doc/gty.texi: Update GTY documentation to new syntax.
18222 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18223 annotations on structs.
18224 * gengtype-parse.c: Likewise.
18226 2009-04-22 Mark Heffernan <meheff@google.com>
18228 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18230 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18232 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18235 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18237 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18238 the same as a PLUS without a shift. Increase the cost of a
18241 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18243 * Makefile.in: Update dependencies.
18244 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18245 * errors.h: Remove bogus comment about compatibility.
18246 (warning): Update declaration.
18247 * genautomata.c: Update all calls to warning.
18248 * gimple.c: Do not include errors.h. Include toplev.h.
18249 * tree-ssa-structalias.c: Do not include errors.h.
18250 * omega.c: Likewise.
18251 * tree-ssa-reassoc.c: Likewise.
18252 * config/spu/spu-c.c: Likewise.
18253 * config/spu/t-spu-elf: Update dependencies.
18255 2009-04-22 Richard Guenther <rguenther@suse.de>
18257 PR tree-optimization/39824
18258 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18259 make sure the types are compatible.
18261 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18264 * c-common.c (c_parse_error): Take a token_flags parameter.
18265 Use token_type for the token type instead.
18266 Pass token_flags to cpp_type2name.
18267 * c-common.h (c_parse_error): Update declaration.
18268 * c-parser.c (c_parser_error): Pass 0 as token flags.
18270 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18272 PR rtl-optimization/39580
18273 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18275 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18277 * function.c (expand_function_end): Do not emit a jump to the "naked"
18278 return label for fall-through returns.
18279 * except.c (sjlj_emit_function_exit): Always place the call to the
18280 unregister function at the location installed by expand_function_end.
18282 2009-04-22 Richard Guenther <rguenther@suse.de>
18284 PR tree-optimization/39845
18285 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18286 (gen_inbound_check): Likewise.
18288 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18290 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18292 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18293 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18295 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18297 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18298 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18299 shift counts to avoid out-of-bounds array accesses.
18301 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18303 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18304 (Pmode): Move above.
18306 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18308 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18309 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18310 GET_CODE macro. Use IN_RANGE macro where appropriate.
18311 * config/alpha/alpha.h: Ditto.
18312 * config/alpha/alpha.md: Ditto.
18313 * config/alpha/constraints.md: Ditto.
18314 * config/alpha/predicates.md: Ditto.
18316 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18318 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18319 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18320 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18321 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18322 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18323 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18324 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18325 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18326 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18327 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18328 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18329 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18330 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18331 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18332 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18333 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18334 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18335 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18336 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18337 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18338 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18339 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18340 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18341 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18342 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18343 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18344 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18346 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18348 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18349 references from comments.
18350 * cfgbuild.c: (count_basic_blocks): Delete.
18351 (find_basic_blocks_1): Delete.
18352 (find_basic_blocks): Delete.
18353 * except.c (finish_eh_generation): Make static. Move comment from
18354 except.h here. Remove find_basic_blocks references from comments.
18355 * except.h (finish_eh_generation): Delete.
18356 * basic-block.h (find_basic_blocks): Delete.
18357 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18359 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18361 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18362 (sdbout_parms): Likewise.
18364 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18366 * config/sh/sh.c (prepare_cbranch_operands): Use
18367 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18368 (expand_cbranchdi4): Likewise.
18369 (from_compare): Add cast to enum type.
18370 (expand_cbranchsi4): Use add_reg_note.
18371 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18372 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18373 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18374 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18375 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18376 instead of CODE_FOR_nothing.
18377 (cbranchdi4): Likewise. Fix the order of arguments for
18379 (push_fpscr): Use add_reg_note.
18380 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18381 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18383 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18385 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18386 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18387 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18388 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18389 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18390 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18391 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18392 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18393 config/alpha/x-vms, config/arc/t-arc,
18394 config/arm/README-interworking, config/arm/arm-c.c,
18395 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18396 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18397 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18398 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18399 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18400 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18401 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18402 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18403 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18404 config/cris/t-elfmulti, config/crx/t-crx,
18405 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18406 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18407 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18408 config/h8300/t-h8300, config/i386/athlon.md,
18409 config/i386/darwin-libgcc.10.4.ver,
18410 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18411 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18412 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18413 config/i386/t-linux64, config/i386/t-nwld,
18414 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18415 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18416 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18417 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18418 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18419 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18420 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18421 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18422 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18423 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18424 config/m68k/t-uclinux, config/mcore/t-mcore,
18425 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18426 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18427 config/mips/crtn.asm, config/mips/irix-crti.asm,
18428 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18429 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18430 config/mips/mips-fixed.md, config/mips/sb1.md,
18431 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18432 config/mips/t-iris6, config/mips/t-isa3264,
18433 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18434 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18435 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18436 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18437 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18438 config/mn10300/t-linux, config/mn10300/t-mn10300,
18439 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18440 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18441 config/picochip/libgccExtras/clzsi2.asm,
18442 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18443 config/rs6000/darwin-libgcc.10.4.ver,
18444 config/rs6000/darwin-libgcc.10.5.ver,
18445 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18446 config/rs6000/t-aix43, config/rs6000/t-aix52,
18447 config/rs6000/t-darwin, config/rs6000/t-fprules,
18448 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18449 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18450 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18451 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18452 config/rs6000/t-rtems, config/rs6000/t-spe,
18453 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18454 config/score/t-score-elf, config/sh/divcost-analysis,
18455 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18456 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18457 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18458 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18459 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18460 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18461 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18462 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18463 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18464 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18465 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18466 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18467 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18468 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18469 * config/h8300/genmova.sh: Include copyright and license notices
18470 in generated output.
18471 * config/h8300/mova.md: Regenerate.
18472 * doc/install.texi2html: Include word "Copyright" in copyright
18473 notice and use name "Free Software Foundation, Inc.".
18474 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18475 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18476 ChangeLog-2007, ChangeLog-2008: Correct dates.
18478 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18480 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18481 NE_EXPR operations as well.
18482 * c-parser.c (c_parser_condition): Do not set location information on
18484 (c_parser_conditional_expression): Likewise.
18485 (c_parser_binary_expression): Set location information on operators.
18486 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18487 TRUTH_NOT_EXPR has been folded.
18488 * fold-const.c (fold_truth_not_expr): Copy location information from
18489 the incoming expression to the outgoing one.
18490 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18491 recursive calls on the LHS of the operator but pass that of the
18492 operator to recursive calls on the RHS of the operator. Set it
18494 (shortcut_cond_expr): Set the locus of the operator on the second
18495 COND_EXPR and that of the expression on the first in degenerate cases.
18496 Pass the locus of the expression to calls to shortcut_cond_r.
18497 Set the locus of the 'then' block on the associated jump, if any.
18498 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18499 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18500 expression to call to gimplify_boolean_expr.
18502 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18504 * config.gcc: Add additional configuration for
18505 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18506 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18507 (CPP_SPEC): Redefine for allowing -municode option.
18508 (STARTFILE_SPEC): Likewise.
18509 * config/i386/t-mingw-w64: New.
18510 * config/i386/mingw-w64.opt: New.
18511 (municode): Add new target option.
18512 * doc/invoke.texi (municode): Add documentation for new option.
18514 2009-04-21 Ian Lance Taylor <iant@google.com>
18516 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18517 Correct test for number of arguments.
18518 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18520 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18522 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18523 argument of emit_library_call.
18525 2009-04-21 Richard Guenther <rguenther@suse.de>
18527 PR middle-end/39829
18528 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18529 inside VIEW_CONVERT_EXPRs.
18531 2009-04-21 Martin Jambor <mjambor@suse.cz>
18533 * tree-switch-conversion.c (build_constructors): Split a long line.
18534 (constructor_contains_same_values_p): New function.
18535 (build_one_array): Create assigns of constants if possible, do not
18536 call mark_sym_for_renaming, call update_stmt.
18537 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18538 make_rename_temp. Do not call mark_symbols_for_renaming, call
18540 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18541 find_new_referenced_vars, call update_stmt.
18542 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18543 instead of calling make_rename_temp. Do not call
18544 find_new_referenced_vars or mark_symbols_for_renaming, call
18547 2009-04-21 Richard Guenther <rguenther@suse.de>
18549 PR tree-optimization/39827
18550 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18551 (tree_ssa_phiprop): Pass the correct array size.
18553 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18555 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18557 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18560 * c-typeck.c (lvalue_p): Move declaration ...
18561 * c-common.h (lvalue_p): ... to here.
18562 * c-common.c (candidate_equal_p): New.
18563 (add_tlist): Use it.
18564 (merge_tlist): Use it.
18565 (warn_for_collisions_1): Likewise.
18566 (warning_candidate_p): Accept more candidates.
18567 (verify_tree): A warning candidate can be an expression. Use
18570 2009-04-21 Ben Elliston <bje@au.ibm.com>
18573 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18574 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18575 options. Remove -mcall-solaris documentation.
18577 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18580 * doc/invoke.texi (-Wlong-long): Update description.
18581 * c-lex (interpret_integer): Only warn if there was no previous
18582 overflow and -Wlong-long is enabled.
18583 * c-decl.c (declspecs_add_type): Drop redundant flags.
18584 * c.opt (Wlong-long): Init to -1.
18585 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18586 and front-end warn_long_long. Wlong-long only depends on other
18587 flags if it is uninitialized.
18588 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18589 the same for CPP and FE.
18590 (restore_extension_diagnostics): Likewise.
18592 2009-04-20 Ian Lance Taylor <iant@google.com>
18594 Fix enum conversions which are invalid in C++:
18595 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18596 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18597 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18598 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18599 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18600 (dbxout_parms): Likewise.
18601 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18602 (df_clear_flags): Likewise.
18603 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18604 top_flag parameter to int.
18605 (df_chain_create_bb_process_use): Likewise.
18606 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18608 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18609 (df_ref_create_structure, df_def_record_1): Likewise.
18610 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18611 (df_notes_rescan): Change 0 to VOIDmode in function call.
18612 (df_get_call_refs, df_insn_refs_collect): Likewise.
18613 (df_bb_regs_collect): Likewise.
18614 (df_entry_block_defs_collect): Likewise.
18615 (df_exit_block_uses_collect): Likewise.
18616 * df.h: Update declarations.
18617 * double-int.c (double_int_divmod): Add cast to enum type.
18618 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18619 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18620 (based_loc_descr): Likewise.
18621 (loc_descriptor_from_tree_1): Change first_op and second_op to
18622 enum dwarf_location_atom. Add cast to enum type.
18623 * expmed.c (init_expmed): Change 0 to SET in function call.
18624 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18625 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18626 (do_store_flag): Likewise.
18627 * fixed-value.h (struct fixed_value): Change mode to enum
18629 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18630 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18632 (insert_insn_decl, insert_decl, insert_state): Likewise.
18633 (automata_list_finish): Likewise.
18634 * genrecog.c (process_define_predicate): Add cast to enum type.
18635 * gensupport.c (init_predicate_table): Add cast to enum type.
18636 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18638 (gimple_build_call_1, gimple_build_label): Likewise.
18639 (gimple_build_goto, gimple_build_asm_1): Likewise.
18640 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18641 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18642 (enum fallback): Rename from enum fallback_t.
18643 (fallback_t): Typedef as int.
18644 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18645 GSI_SAME_STMT in function call.
18646 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18648 (setup_reg_class_relations): Likewise.
18649 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18650 (setup_prohibited_class_mode_regs): Add cast to enum type.
18651 (setup_prohibited_mode_move_regs): Likewise.
18652 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18653 (record_address_regs): Change i to enum reg_class.
18654 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18655 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18656 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18657 (GET_MODE_2XWIDER_MODE): Likewise.
18658 (GET_CLASS_NARROWEST_MODE): Likewise.
18659 * omp-low.c (expand_omp_for): Add cast to enum type.
18660 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18661 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18662 * postreload.c (reload_cse_simplify_operands): Change rclass local
18664 * predict.c (combine_predictions_for_insn): Change best_predictor
18665 and predictor to enum br_predictor.
18666 (combine_predictions_for_bb): Likewise.
18667 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18668 use SET_PREDICT_EXPR_OUTCOME.
18669 * real.c (real_arithmetic): Change icode to code in function call.
18670 * reginfo.c (init_move_cost): Add casts to enum type.
18671 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18672 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18674 * reload.c (find_valid_class): Add casts to enum type.
18675 (push_reload): Change 0 to NO_REGS in function call.
18676 (find_reloads): Change this_alternative to array of enum
18677 reg_class. Remove some now-unnecessary casts.
18678 (make_memloc): Change 0 to VOIDmode in function call.
18679 * reload1.c (reload): Change 0 to VOIDmode in function call.
18680 (eliminate_regs_1, elimination_effects): Likewise.
18681 (eliminate_regs_in_insn): Likewise.
18682 (emit_input_reload_insns): Add cast to enum type.
18683 (delete_output_reload): Change 0 to VOIDmode in function call.
18684 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18685 to enum type in function call.
18686 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18687 (SET_PREDICT_EXPR_OUTCOME): Define.
18688 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18689 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18690 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18691 (dump_function): Likewise.
18692 * tree-dump.h: Update declarations.
18693 * tree-pass.h: Update declarations.
18694 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18695 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18697 (arm_rtx_costs_1): Correct parenthesization.
18698 (arm_rtx_costs): Add casts to enum type.
18699 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18700 (vfp_emit_fstmd): Use add_rg_note.
18701 (emit_multi_reg_push, emit_sfm): Likewise.
18702 (thumb_set_frame_pointer): Likewise.
18703 (arm_expand_prologue): Likewise.
18704 (arm_regno_class): Change return type to enum reg_class.
18705 (thumb1_expand_prologue): Use add_reg_note.
18706 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18707 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18709 * config/arm/gentune.sh: Add cast to enum type.
18710 * config/arm/arm-tune.md: Rebuild.
18711 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18712 (ix86_split_fp_branch, predict_jump): Likewise.
18713 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18714 insn_code to enum rtx_code.
18715 (ix86_builtin_vectorized_function): Add cast to enum type.
18716 * config/i386/i386.md (truncdfsf2): Change slot to enum
18718 (truncxf<mode>2, isinf<mode>2): Likewise.
18719 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18721 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18722 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18723 (insert_bundle_state): Change 1 to INSERT in function call.
18724 (ia64_add_bundle_selector_before): Likewise.
18725 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18726 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18727 (restore_stack_nonlocal): Likewise.
18728 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18730 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18732 (mips_rtx_costs): Likewise.
18733 (mips_override_options): Add casts to enum type.
18734 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18736 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18737 (store_reg, set_reg_plus_d): Likewise.
18738 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18739 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18741 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18743 (emit_unlikely_jump): Use add_reg_note.
18744 (rs6000_emit_allocate_stack): Likewise.
18745 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18746 (output_toc): Change 1 to INSERT in function call.
18747 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18748 (rs6000_initialize_trampoline): Likewise.
18749 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18751 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18752 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18753 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18754 (save_gprs): Use add_reg_note.
18755 (s390_emit_prologue): Likewise.
18756 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18757 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18758 (sparc_fold_builtin): Add cast to enum type.
18759 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18761 (spu_expand_prologue): Use add_reg_note.
18762 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18764 2009-04-20 Ian Lance Taylor <iant@google.com>
18766 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18767 (c_parser_postfix_expression_after_primary): Get VEC for list of
18768 arguments. Get original types of arguments. Call
18769 build_function_call_vec.
18770 (cached_expr_list_1, cached_expr_list_2): New static variables.
18771 (c_parser_expr_list): Change return type to VEC *. Add
18772 p_orig_types parameter. Change all callers.
18773 (c_parser_release_expr): New static function.
18774 (c_parser_vec_to_tree_list): New static function.
18775 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18776 call build_function_call_vec.
18777 (build_function_call_vec): New function, based on old
18778 build_function_call.
18779 (convert_arguments): Remove nargs and argarray parameters. Change
18780 values to a VEC. Add origtypes parameter.
18781 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18782 (convert_for_assignment): Add origtype parameter. Change all
18783 callers. If warn_cxx_compat, check for conversion to an enum
18784 type when calling a function.
18785 (store_init_value): Add origtype parameter. Change all callers.
18786 (digest_init): Likewise.
18787 (struct init_node): Add origtype field.
18788 (add_pending_init): Add origtype parameter. Change all callers.
18789 (output_init_element): Likewise.
18790 (output_pending_init_elements): Pass origtype from init_node to
18791 output_init_element.
18792 (process_init_element): Pass origtype from c_expr to
18793 output_init_element.
18794 (c_finish_return): Add origtype parameter. Change all callers.
18795 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18797 (sync_resolve_params): Likewise.
18798 (sync_resolve_return): Change params to first_param. Change caller.
18799 (resolve_overloaded_builtins): Change params to VEC *. Change
18800 callers. Save first parameter around call to build_function_call_vec.
18801 * c-decl.c (finish_decl): Add origtype parameter. Change all
18802 callers. Call build_function_call_vec rather than
18803 build_function_call for cleanup.
18804 * c-tree.h: Update declarations.
18805 * c-common.h: Update declarations.
18806 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18807 params to first_param.
18808 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18809 params parameter from tree to void *.
18810 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18811 Change arglist parameter to have type void *, and to be a pointer
18813 * config/rs6000/rs6000-protos.h
18814 (altivec_resolve_overloaded_builtin): Update declaration.
18815 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18816 fnargs parameter to have type void *, and to be a pointer to a
18817 VEC. Call build_function_call_vec instead of
18818 build_function_call.
18819 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18821 2009-04-20 Joey Ye <joey.ye@intel.com>
18822 Xuepeng Guo <xuepeng.guo@intel.com>
18823 H.J. Lu <hongjiu.lu@intel.com>
18825 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18827 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18828 (IX86_LEA_PRIORITY): Likewise.
18829 (distance_non_agu_define): New function.
18830 (distance_agu_use): Likewise.
18831 (ix86_lea_for_add_ok): Likewise.
18832 (ix86_dep_by_shift_count): Likewise.
18834 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18835 should split for LEA.
18837 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18839 (ix86_dep_by_shift_count): Likewise.
18841 2009-04-20 Richard Guenther <rguenther@suse.de>
18843 * expr.c (handled_component_p): Move ...
18844 * tree.h (handled_component_p): ... here.
18845 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18846 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18847 and REALPART_EXPR to be in one group.
18849 2009-04-20 Richard Guenther <rguenther@suse.de>
18851 * basic-block.h (get_all_dominated_blocks): Declare.
18852 * dominance.c (get_all_dominated_blocks): New function.
18853 * tree-cfg.c (get_all_dominated_blocks): Remove.
18854 (remove_edge_and_dominated_blocks): Adjust.
18855 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18856 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18857 instead of recursing.
18859 2009-04-20 Doug Kwan <dougkwan@google.com>
18861 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18862 (struct cgraph_node_set_def): New type.
18863 (cgraph_node_set) New type. Also declare vector functions.
18864 (struct cgraph_node_set_element_def): New type.
18865 (cgraph_node_set_element): Ditto.
18866 (cgraph_node_set_iterator): New iterator type.
18867 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18868 cgraph_node_set_remove, dump_cgraph_node_set,
18869 debug_cgraph_node_set): New prototypes.
18870 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18871 cgraph_node_set_size): New inlines.
18872 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18873 including cgraph.h.
18874 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18875 argument to function 'write_summary'.
18876 * ipa.c: Include ggc.h.
18877 (hash_cgraph_node_set_element,
18878 eq_cgraph_node_set_element, cgraph_node_set_new,
18879 cgraph_node_set_add, cgraph_node_set_remove,
18880 cgraph_node_set_find, dump_cgraph_node_set,
18881 debug_cgraph_node_set): New functions.
18882 * Makefile.in (ipa.o): Add dependency on GGC_H.
18884 2009-04-20 Ira Rosen <irar@il.ibm.com>
18886 PR tree-optimization/39675
18887 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18888 check of the return code of vect_schedule_slp. Check that
18889 stmt_vec_info still exists for the statement, before checking its
18890 vectorization type.
18892 2009-04-20 Michael Matz <matz@suse.de>
18894 * Makefile.in (generated_files): Take out $(simple_generated_c).
18896 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18898 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18899 (UINTPTR_TYPE): Likewise.
18901 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18904 * c-typeck.c (digest_init): Check for initializing an array with a
18907 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18910 * c-semantics.c (pop_stmt_list): Propagate
18911 STATEMENT_LIST_HAS_LABEL to parent statement list.
18913 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18915 * config/mips/mips.h (mips_tune_attr): New macro.
18916 * config/mips/mips.md (cpu): Use it.
18918 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18921 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18924 2009-04-19 Diego Novillo <dnovillo@google.com>
18926 * toplev.c (compile_file): Move call to coverage_finish ...
18927 * cgraphunit.c (ipa_passes): ... here.
18928 Call cgraph_process_new_functions.
18929 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18930 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18932 2009-04-19 Jan Hubicka <jh@suse.cz>
18934 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18936 (dump_cgraph_node): Dump can throw external flag.
18937 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18939 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18943 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18944 * common.opt (Wlogical-op): Move from here...
18945 * c.opt (Wlogical-op): ... to here.
18946 * c-typeck.c (parser_build_binary_op): Update call to
18947 warn_logical_operator.
18948 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18950 * c-common.c (warn_logical_op): Update.
18951 * c-common.h (warn_logical_op): Update declaration.
18953 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18955 * tree.c (protected_set_expr_location): Fix formatting.
18957 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18960 * c-typeck.c (readonly_warning): new.
18961 (build_unary_op, build_modify_expr): Use readonly_warning for
18962 storing into something readonly but not const-qualified.
18964 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18967 * c-typeck.c (build_unary_op): Check for taking address of
18968 expression of type void.
18970 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18973 * c-typeck.c (build_function_call): Check for calling a function
18974 with qualified void return types. Call require_complete_type when
18977 2009-04-18 Jan Hubicka <jh@suse.cz>
18979 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18981 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18982 can_throw_external flag.
18983 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18984 * ipa-pure-const.c (ignore_edge): New function.
18985 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18986 only over can_throw_external edges.
18987 (local_pure_const): Add nothrow flag.
18988 * ipa-utils.c (searchc): Add ignore_edge callback.
18989 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18990 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18991 (set_nothrow_function_flags): Update cgraph.
18992 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18994 2009-04-18 Richard Guenther <rguenther@suse.de>
18996 PR middle-end/39804
18997 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18998 (fold_stmt): ... this and ...
18999 (fold_stmt_inplace): ... this.
19000 (fold_stmt_1): Fold references in calls and asms.
19001 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19003 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19005 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19006 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19008 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19010 * tree.c (function_args_count): Remove.
19011 * tree.h: Remove the prototype for function_args_count.
19013 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19015 * tree-iterator.c (expr_only): Remove.
19016 * tree.h: Remove the prototype for expr_only.
19018 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19020 * reginfo.c (cannot_change_mode_set_regs): Remove.
19021 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19023 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19025 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19026 whether operands 0 and 1 overlaps.
19028 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19030 PR middle-end/36902
19031 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19032 pointer. Use warning_at instead of warning.
19033 (search_for_addr_array): Likewise.
19034 (check_array_bounds): Likewise.
19035 (check_all_array_refs): Check that the incoming edge is not in the
19036 list of edges to be removed.
19037 (check_all_array_refs): Avoid the temporal pointer.
19038 (vrp_visit_cond_stmt): Fix typo.
19039 (simplify_switch_using_ranges): Handle the case where the switch
19040 index is an integer constant.
19042 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19044 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19046 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19048 * doc/extend.texi, doc/invoke.texi: Fix typos.
19050 2009-04-17 Cary Coutant <ccoutant@google.com>
19052 * tree-flow-inline.h (get_lineno): Fix inverted test.
19054 2009-04-17 Diego Novillo <dnovillo@google.com>
19056 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19057 assertion for AVAIL_OUT.
19059 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19062 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19063 * config/sh/linux-atomic.asm: Likewise.
19065 2009-04-17 Diego Novillo <dnovillo@google.com>
19067 * except.c (debug_eh_tree): New.
19068 (struct eh_region, struct eh_status): Move ...
19069 * except.h: ... here.
19070 (add_type_for_runtime): Declare extern.
19071 (lookup_type_for_runtime): Likewise.
19072 (debug_eh_tree): Declare.
19073 * Makefile.in (GTFILES): List except.h before except.c
19075 2009-04-17 Diego Novillo <dnovillo@google.com>
19077 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19078 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19079 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19080 (find_vars_r): ... here.
19081 * tree-flow.h (find_referenced_vars_in): Declare.
19082 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19083 that AVAIL_OUT exists for BLOCK.
19084 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19085 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19086 (tree-parloops.o): Likewise.
19088 2009-04-17 Simon Baldwin <simonb@google.com>
19090 * toplev.c (default_tree_printer): Add handling for %E format.
19092 2009-04-17 Diego Novillo <dnovillo@google.com>
19094 * tree-pretty-print.c (dump_generic_node): Add break after
19095 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19096 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19097 FUNCTION_TYPE together. Call print_struct_decl when printing
19098 structures and TDF_SLIM is not given.
19099 (print_struct_decl): Fix logic for detecting recursion.
19101 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19104 * gcc.c (create_at_file): New.
19105 (compile_input_file_p): New.
19106 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19107 * main.c (main): Update call to toplev_main.
19108 * toplev.c (toplev_main): Change signature. Call expandargv.
19109 * toplev.h (toplev_main): Change signature.
19111 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19113 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19114 if the latter is not constant.
19116 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19118 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19120 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19122 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19123 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19125 2009-04-17 Richard Guenther <rguenther@suse.de>
19127 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19128 Handle component references view-converting an invariant address.
19130 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19132 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19133 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19134 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19135 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19136 Use @deftypevr rather than @deftypevar.
19138 2009-04-17 Richard Guenther <rguenther@suse.de>
19140 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19141 (get_prop_source_stmt): Likewise.
19142 (can_propagate_from): Likewise.
19144 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19146 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19147 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19148 (--with-multilib-list): Add default value.
19149 * configure: Regenerate.
19150 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19151 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19152 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19153 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19154 Don't add default cpu to multilib list unnecessarily, but do enable
19155 the relevant compiler option..
19156 Add support for --with-multilib-list=<blank> and
19157 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19158 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19159 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19160 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19161 TM_MULTILIB_CONFIG.
19162 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19163 (MULTILIB_OSDIRNAMES): New variable.
19164 * config/sh/t-1e: Delete file.
19165 * config/sh/t-mlib-sh1: Delete file.
19166 * config/sh/t-mlib-sh2: Delete file.
19167 * config/sh/t-mlib-sh2a: Delete file.
19168 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19169 * config/sh/t-mlib-sh2a-single: Delete file.
19170 * config/sh/t-mlib-sh2a-single-only: Delete file.
19171 * config/sh/t-mlib-sh2e: Delete file.
19172 * config/sh/t-mlib-sh3e: Delete file.
19173 * config/sh/t-mlib-sh4: Delete file.
19174 * config/sh/t-mlib-sh4-nofpu: Delete file.
19175 * config/sh/t-mlib-sh4-single: Delete file.
19176 * config/sh/t-mlib-sh4-single-only: Delete file.
19177 * config/sh/t-mlib-sh4a: Delete file.
19178 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19179 * config/sh/t-mlib-sh4a-single: Delete file.
19180 * config/sh/t-mlib-sh4a-single-only: Delete file.
19181 * config/sh/t-mlib-sh4al: Delete file.
19182 * config/sh/t-mlib-sh5-32media: Delete file.
19183 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19184 * config/sh/t-mlib-sh5-64media: Delete file.
19185 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19186 * config/sh/t-mlib-sh5-compact: Delete file.
19187 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19188 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19189 * doc/install.texi (Options specification): Add
19190 --with-multilib-list and --with-endian.
19192 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19194 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19196 (OBJS-common): Add plugin-version.o.
19197 (plugin-version.o): New.
19198 * gcc-plugin.h (plugin_gcc_version): New.
19199 (plugin_default_version_check): New.
19200 (plugin_init_func, plugin_init): Add version argument.
19201 * plugin-version.c: New.
19202 * plugin.c (str_plugin_gcc_version_name): New.
19203 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19204 pass it to the init function.
19205 (plugin_default_version_check): New.
19207 2009-04-17 Richard Guenther <rguenther@suse.de>
19209 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19210 for decl-vs-decl disambiguation.
19212 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19214 * config/s390/s390.h (s390_tune_attr): New macro definition.
19215 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19217 2009-04-17 Richard Guenther <rguenther@suse.de>
19219 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19220 (fold_stmt_r): Likewise.
19221 (maybe_fold_reference): New function.
19222 (fold_gimple_assign): Handle cases fold_stmt_r did.
19223 (fold_stmt): Do not use fold_stmt_r.
19224 (fold_stmt_inplace): Likewise.
19226 2009-04-17 Richard Guenther <rguenther@suse.de>
19228 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19229 (record_equivalences_from_stmt): Remove useless checks and
19231 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19232 the type is already suitable.
19234 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19236 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19238 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19240 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19241 (CMPtype): Define as __gcc_CMPtype.
19243 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19245 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19246 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19248 2009-04-17 Richard Guenther <rguenther@suse.de>
19250 PR tree-optimization/39746
19251 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19252 special-casing for builtins and static variable use/def.
19253 (call_may_clobber_ref_p_1): Likewise.
19255 2009-04-16 Ian Lance Taylor <iant@google.com>
19257 * df.h: Include "timevar.h".
19258 (struct df_problem): Change tv_id field to timevar_id_t.
19259 * tree-pass.h: Include "timevar.h".
19260 (struct opt_pass): Change tv_id field to timevar_id_t.
19261 * timevar.h (timevar_id_t): Define TV_NONE.
19262 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19263 TV_NONE rather than tv_id != 0.
19264 (execute_one_pass): Likewise.
19265 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19266 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19267 dependencies to $(TREE_PASS_H).
19268 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19270 (pass_branch_target_load_optimize2): Likewise.
19271 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19272 (pass_outof_cfg_layout_mode): Likewise.
19273 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19274 (pass_rebuild_cgraph_edges): Likewise.
19275 (pass_remove_cgraph_callee_edges): Likewise.
19276 * df-core.c (pass_df_initialize_opt): Likewise.
19277 (pass_df_initialize_no_opt): Likewise.
19278 (pass_df_finish): Likewise.
19279 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19280 * except.c (pass_set_nothrow_function_flags): Likewise.
19281 (pass_convert_to_eh_region_ranges): Likewise.
19282 * final.c (pass_compute_alignments): Likewise.
19283 * function.c (pass_instantiate_virtual_regs): Likewise.
19284 (pass_init_function): Likewise.
19285 (pass_leaf_regs): Likewise.
19286 (pass_match_asm_constraints): Likewise.
19287 * gimple-low.c (pass_lower_cf): Likewise.
19288 (pass_mark_used_blocks): Likewise.
19289 * init-regs.c (pass_initialize_regs): Likewise.
19290 * integrate.c (pass_initial_value_sets): Likewise.
19291 * ira.c (pass_ira): Likewise.
19292 * jump.c (pass_cleanup_barriers): Likewise.
19293 * omp-low.c (pass_expand_omp): Likewise.
19294 (pass_lower_omp): Likewise.
19295 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19296 * recog.c (pass_split_all_insns): Likewise.
19297 (pass_split_after_reload): Likewise.
19298 (pass_split_before_regstack): Likewise.
19299 (pass_split_before_sched2): Likewise.
19300 (pass_split_for_shorten_branches): Likewise.
19301 * reginfo.c (pass_reginfo_init): Likewise.
19302 (pass_subregs_of_mode_init): Likewise.
19303 (pass_subregs_of_mode_finish): Likewise.
19304 * passes.c (pass_postreload): Likewise.
19305 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19306 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19307 (pass_warn_function_return): Likewise.
19308 (pass_warn_function_noreturn): Likewise.
19309 * tree-complex.c (pass_lower_complex): Likewise.
19310 (pass_lower_complex_O0): Likewise.
19311 * tree-if-conv.c (pass_if_conversion): Likewise.
19312 * tree-into-ssa.c (pass_build_ssa): Likewise.
19313 * tree-mudflap.c (pass_mudflap_1): Likewise.
19314 (pass_mudflap_2): Likewise.
19315 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19316 (pass_mudflap_2): Likewise.
19317 * tree-nrv.c (pass_return_slot): Likewise.
19318 * tree-object-size.c (pass_object_sizes): Likewise.
19319 * tree-optimize.c (pass_all_optimizations): Likewise.
19320 (pass_early_local_passes): Likewise.
19321 (pass_all_early_optimizations): Likewise.
19322 (pass_cleanup_cfg): Likewise.
19323 (pass_cleanup_cfg_post_optimizing): Likewise.
19324 (pass_free_datastructures): Likewise.
19325 (pass_free_cfg_annotations): Likewise.
19326 (pass_fixup_cfg): Likewise.
19327 (pass_init_datastructures): Likewise.
19328 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19329 (pass_late_warn_uninitialized): Likewise.
19330 (pass_update_address_taken): Likewise.
19331 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19332 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19333 (pass_cse_sincos): Likewise.
19334 (pass_convert_to_rsqrt): Likewise.
19335 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19336 * tree-stdarg.c (pass_stdarg): Likewise.
19337 * tree-tailcall.c (pass_tail_recursion): Likewise.
19338 (pass_tail_calls): Likewise.
19339 * tree-vect-generic.c (pass_lower_vector): Likewise.
19340 (pass_lower_vector_ssa): Likewise.
19341 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19343 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19345 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19347 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19349 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19350 logical and signext.
19352 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19355 * config/sh/predicates.md (arith_operand): Check if the operand
19356 of TRUNCATE is a REG.
19358 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19360 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19361 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19363 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19365 * tree-iterator.c (tsi_split_statement_list_after,
19366 tsi_split_statement_list_before): Remove.
19367 * tree-iterator.h: Remove the prototypes for
19368 tsi_split_statement_list_after and tsi_split_statement_list_before.
19370 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19372 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19373 * tree-ssa-propagate.h: Remove the prototype for
19374 stmt_makes_single_load.
19376 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19378 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19379 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19381 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19383 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19385 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19387 * except.c (eh_region_outer_p): Remove.
19388 * except.h: Remove the prototype for eh_region_outer_p.
19390 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19392 * function.c (current_function_assembler_name): Remove.
19393 * function.h: Remove the prototype for
19394 current_function_assembler_name.
19396 2009-04-16 Ian Lance Taylor <iant@google.com>
19398 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19399 (add_reg_note): Call alloc_reg_note.
19400 * rtl.h (alloc_reg_note): Declare.
19401 * combine.c (try_combine): Use alloc_reg_note.
19402 (recog_for_combine, move_deaths): Likewise.
19403 (distribute_notes): Use alloc_reg_note and add_reg_note.
19404 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19405 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19406 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19408 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19410 PR rtl-optimization/39762
19411 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19412 ira_may_move_out_cost): Add comments about way of their usage.
19413 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19415 * ira-conflicts.c (process_regs_for_copy): Use function
19416 ira_get_register_move_cost instead of global
19417 ira_register_move_cost.
19419 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19420 color_pass, move_spill_restore, update_curr_costs): Ditto.
19422 * ira-lives.c (process_single_reg_class_operands): Ditto.
19424 * ira-emit.c (emit_move_list): Ditto.
19426 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19427 (record_reg_classes): Ditto. Use functions
19428 ira_get_register_move_cost and ira_get_may_move_cost instead of
19429 global vars ira_register_move_cost, ira_may_move_out_cost and
19430 ira_may_move_in_cost.
19431 (record_address_regs): Don't call ira_init_register_move_cost.
19432 Use function ira_get_may_move_cost instead of global
19433 ira_may_move_in_cost.
19434 (process_bb_node_for_hard_reg_moves): Use function
19435 ira_get_register_move_cost instead of global ira_register_move_cost.
19436 (ira_costs): Don't call ira_init_register_move_cost.
19438 2009-04-16 Richard Guenther <rguenther@suse.de>
19440 * tree-cfg.c (verify_gimple_assign_binary):
19441 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19442 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19443 (create_general_new_stmt): Note that this function is broken.
19445 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19447 * common.opt (fhelp): Add Var(help_flag).
19448 * gcc-plugin.h (plugin_info): Add help.
19449 * plugin.c (plugin_name_args): Add help.
19450 (register_plugin_info): Set plugin->help.
19451 (print_help_one_plugin): New.
19452 (print_plugins_help): New.
19453 * plugin.h (print_plugins_help): New.
19454 * toplev.c (toplev_main): Call print_plugins_help if needed.
19456 2009-04-16 Richard Guenther <rguenther@suse.de>
19458 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19459 (gimple_ior_addresses_taken_1): New function.
19460 (gimple_ior_addresses_taken): Likewise.
19461 * gimple.h (struct gimple_statement_with_ops_base): Remove
19462 addresses_taken member.
19463 (gimple_ior_addresses_taken): Declare.
19464 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19465 gimple_set_addresses_taken): Remove.
19466 * ipa-reference.c (mark_address): New function.
19467 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19468 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19469 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19470 (gimple_add_to_addresses_taken): Remove.
19471 (get_tmr_operands): Call mark_address_taken.
19472 (get_asm_expr_operands): Likewise.
19473 (get_expr_operands): Likewise.
19474 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19475 (free_stmt_operands): Do not free it.
19476 * tree-ssa.c (delete_tree_ssa): Likewise.
19477 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19479 2009-04-16 Richard Guenther <rguenther@suse.de>
19481 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19482 (walk_stmt_load_store_ops): Likewise.
19483 * gimple.c (get_base_loadstore): New function.
19484 (walk_stmt_load_store_addr_ops): Likewise.
19485 (walk_stmt_load_store_ops): Likewise.
19486 * ipa-pure-const.c (check_op): Simplify.
19487 (check_load, check_store): New functions.
19488 (check_stmt): Use walk_stmt_load_store_ops.
19489 * ipa-reference.c (mark_load): Adjust signature.
19490 (mark_store): Likewise.
19491 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19493 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19495 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19496 (plugin_info): New.
19497 * opts.c (common_handle_option): Don't call print_version.
19498 * plugin.c (plugin_name_args): Add version.
19499 (register_plugin_info): New.
19500 (register_callback): Handle PLUGIN_INFO.
19501 (try_init_one_plugin): New.
19502 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19504 (finalize_one_plugin): New.
19505 (finalize_plugins): New.
19506 (print_one_plugin): New.
19507 (print_plugins_versions): New.
19508 * plugin.h (print_plugins_versions): New.
19509 (finalize_plugins): New.
19510 * toplev.c (compile_file): Don't call initialize_plugins.
19511 (print_version): Call print_plugins_versions.
19512 (toplev_main): Call initialize_plugins. Print version if needed.
19513 Call finalize_plugins.
19515 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19517 * common.opt (fversion): New.
19518 * gcc.c (print_version): New.
19519 (process_command): Don't print the version. Just set print_version.
19520 (main): Print version. Call subprocesses if print_version and
19521 verbose_flag are set.
19522 * opts.c (common_handle_option): Handle OPT_fversion.
19524 2009-04-16 Richard Guenther <rguenther@suse.de>
19525 Ira Rosen <irar@il.ibm.com>
19527 PR tree-optimization/39698
19528 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19529 type of the reduction variable. Only generate the def if
19532 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19533 make sure to first convert to an integer of the same precision.
19534 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19535 the type of the evolution correctly in computing the new
19536 induction variable base.
19538 2009-04-16 Richard Guenther <rguenther@suse.de>
19540 PR middle-end/39625
19541 * tree-cfg.c (make_blocks): Split statements with to-be
19542 abnormal SSA names on the lhs.
19544 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19546 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19547 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19548 * c-typeck.c (really_start_incremental_init): Likewise.
19549 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19550 (TARGET_INITIALIZER): Remove it.
19551 * target.h (struct target): Remove vector_opaque_p.
19552 * tree.c (build_opaque_vector_type): New.
19553 * tree.h (TYPE_VECTOR_OPAQUE): New.
19554 (build_opaque_vector_type): Declare.
19555 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19556 * config/rs6000/rs6000.c (build_opaque_vector_type,
19557 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19558 (rs6000_init_builtins): Use build_opaque_vector_type for
19559 opaque_V4SI_type_node.
19561 2009-04-15 Catherine Moore <clm@codesourcery.com>
19563 * debug.h (set_name): Declare.
19564 * dwarf2out.c (dwarf2out_set_name): Declare.
19565 (dwarf2_debug_hooks): Add set_name.
19566 (find_AT_string): New.
19567 (add_AT_string): Call find_AT_string.
19568 (dwarf2out_set_name): New.
19569 * cp/decl.c (grokdeclarator): Call set_name.
19570 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19571 * debug.c (do_nothing_debug_hooks): Likewise.
19572 * dbxout.c (dbx_debug_hooks): Likewise.
19573 * sdbout.c (sdb_debug_hooks): Likewise.
19575 2009-04-15 Michael Eager <eager@eagercon.com>
19577 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19578 reg for single-precision FPU.
19579 * config/rs6000/rs6000.md (movsi_internal1): Only for
19580 !TARGET_SINGLE_FPU.
19581 (movsi_internal1_single): New. Add pattern to move SI values to/from
19582 single-precision FP regs.
19584 2009-04-15 Richard Guenther <rguenther@suse.de>
19586 * omp-low.c (lower_rec_input_clauses): Build correct address
19588 (expand_omp_for_generic): Fix multiplication type.
19589 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19590 (generate_memset_zero): Fix types.
19591 * tree-profile.c (prepare_instrumented_value): Correctly
19594 2009-04-15 Ian Lance Taylor <iant@google.com>
19596 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19597 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19598 for -Wall and for -Wc++-compat.
19599 (c_common_post_options): For C++, set warn_enum_compare if not
19601 * c-tree.h (struct c_expr): Add field original_type.
19602 (build_external_ref): Update declaration.
19603 * c-parser.c (c_parser_braced_init): Set original_type.
19604 (c_parser_initelt): Likewise.
19605 (c_parser_expr_no_commas): Likewise.
19606 (c_parser_conditional_expression): Likewise.
19607 (c_parser_cast_expression): Likewise.
19608 (c_parser_unary_expression): Likewise. Pull setting of
19609 original_code to top of function.
19610 (c_parser_sizeof_expression): Set original_type.
19611 (c_parser_alignof_expression): Likewise.
19612 (c_parser_postfix_expression): Likewise. Pull setting of
19613 original_code to top of function.
19614 (c_parser_postfix_expression_after_paren_type): Set original_type.
19615 (c_parser_postfix_expression_after_primary): Likewise.
19616 (c_parser_expression): Likewise.
19617 * c-typeck.c (build_external_ref): Add type parameter. Change all
19619 (c_expr_sizeof_expr): Set original_type field.
19620 (parser_build_unary_op): Likewise.
19621 (parser_build_binary_op): Likewise. Optionally warn about
19622 comparisons of enums of different types.
19623 (digest_init): Set original_type field.
19624 (really_start_incremental_init): Likewise.
19625 (push_init_level, pop_init_level): Likewise.
19626 * doc/invoke.texi (Warning Options): -Wenum-compare now
19629 2009-04-15 Richard Guenther <rguenther@suse.de>
19631 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19632 out a necessary conversion.
19633 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19634 names we didn't value number.
19635 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19637 2009-04-15 Richard Guenther <rguenther@suse.de>
19639 PR tree-optimization/39764
19640 * tree-ssa-ccp.c (get_value): Canonicalize value with
19641 canonicalize_float_value.
19643 2009-04-15 Jan Hubicka <jh@suse.cz>
19645 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19646 Wrong version of patch.
19648 2009-04-15 Jan Hubicka <jh@suse.cz>
19650 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19652 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19654 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19655 our distinct integral and vector types.
19657 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19659 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19660 * init.c (build_vtbl_address): Remove call to assemble_external.
19662 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19664 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19665 output for other floating point modes.
19667 2009-04-14 Diego Novillo <dnovillo@google.com>
19669 * diagnostic.c (diagnostic_report_diagnostic): Do not
19670 warn about loaded plugins for DK_ERROR and DK_WARNING.
19671 * c-decl.c (declspecs_add_type): Move call to
19672 invoke_plugin_callbacks ...
19673 * c-parser.c (c_parser_declspecs): ... here.
19674 * plugin.c (dump_active_plugins): Tidy output.
19676 2009-04-14 Diego Novillo <dnovillo@google.com>
19677 Le-Chun Wu <lcwu@google.com>
19679 * configure.ac: Add --enable-plugin support.
19680 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19681 * Makefile.in (PLUGIN_H): Define.
19682 Export ENABLE_PLUGIN and GMPINC to site.exp.
19683 Add PLUGINLIBS to link command.
19684 Add/modify dependencies for plugin.o and files including plugin.h.
19686 * config.in: Regenerate.
19688 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19691 2009-04-14 Le-Chun Wu <lcwu@google.com>
19693 * tree-pass.h (register_one_dump_file): Add a prototype for
19694 register_one_dump_file.
19695 * toplev.c (compile_file): Call initialize_plugins.
19696 (do_compile): Call invoke_plugin_callbacks.
19697 (toplev_main): Call invoke_plugin_callbacks.
19698 * common.opt: Add -fplugin= and -fplugin-arg-.
19699 * gcc-plugin.h: New public header file for plugins to include.
19700 * plugin.c: New source file.
19701 * plugin.h: New internal header file.
19702 * passes.c (register_one_dump_file): Make it external.
19704 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19706 2009-04-14 Diego Novillo <dnovillo@google.com>
19708 * doc/plugins.texi: New.
19709 * doc/gccint.texi: Add reference to Plugins chapter.
19710 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19711 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19712 loaded plugins, if any.
19713 * timevar.def (TV_PLUGIN_INIT): Define.
19714 (TV_PLUGIN_RUN): Define.
19715 * plugin.c: Include timevar.h
19716 (plugins_active_p): New.
19717 (dump_active_plugins): New.
19718 (debug_active_plugins): New.
19720 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19722 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19724 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19726 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19728 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19729 the same as a minus without a shift.
19731 2009-04-14 Nick Clifton <nickc@redhat.com>
19733 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19734 comparisons with small integers will always produce a short
19737 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19740 2008-12-19 Diego Novillo <dnovillo@google.com>
19742 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19744 2009-04-14 Richard Guenther <rguenther@suse.de>
19746 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19748 (verify_gimple_assign_binary): Likewise. Handle shifts and
19750 (verify_gimple_phi): Print the mismatched argument position.
19751 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19753 (vect_update_init_of_dr): Likewise.
19754 * matrix-reorg.c (transform_access_sites): Do what the
19756 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19758 2009-04-13 Michael Eager <eager@eagercon.com>
19760 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19761 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19762 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19763 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19764 remove duplicate config
19766 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19768 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19769 file_name:line_number type locator of the call site.
19771 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19773 * genautomata.c: Put blank after comma.
19774 (automaton_decls): New.
19775 (struct unit_usage): Add comments to member next.
19776 (store_alt_unit_usage): Keep the list ordered.
19777 (unit_present_on_list_p, equal_alternatives_p): New.
19778 (check_regexp_units_distribution): Check units distribution
19779 correctness correctly.
19780 (main): Don't write automata if error is found. Return correct
19783 * config/m68k/cf.md (cfv4_ds): Remove.
19784 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19785 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19787 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19788 power4-load-ext, power4-store, power4-store-update,
19789 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19790 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19791 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19792 power4-sqrt, power4-isync): Modify reservation to make correct
19793 unit distribution to automata.
19795 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19796 power5-store-update, power5-two, power5-three, power5-lmul,
19797 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19799 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19801 * except.c (pass_set_nothrow_function_flags): Set name and add
19803 (set_nothrow_function_flags): Mention in the dump file when
19804 changing a function to nothrow.
19806 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19809 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19810 instead of unsigned long.
19812 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19814 * config/arm/arm.c (return_used_this_function): Remove.
19815 (arm_output_function_prologue): Remove use of
19816 return_used_this_function.
19817 (output_return_instruction): Replace use of
19818 return_used_this_function
19819 by cfun->machine->return_used_this_function.
19820 (arm_output_epilogue): Likewise.
19821 (arm_output_function_epilogue): Likewise.
19822 (thumb_unexpanded_epilogue): Likewise.
19823 * config/arm/arm.h (struct machine_function):
19824 New member return_used_this_function.
19826 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19828 * doc/install.texi: Correct description of default directory for
19829 --with-gxx-include-dir.
19831 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19833 * fold-const.c (build_range_check): Properly deal with enumeral and
19834 boolean base types.
19836 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19838 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19839 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19840 * params.h (MAX_GCSE_PASSES): Remove.
19841 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19842 in sequence. Remove ability to run multiple passes.
19843 (bypass_jumps): Report run as third CPROP pass.
19845 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19847 PR middle-end/39651
19848 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19849 when deciding whether the whole SEQUENCE can throw.
19851 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19854 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19855 offseted label references.
19857 2009-04-11 Jan Hubicka <jh@suse.cz>
19859 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19861 2009-04-11 Richard Guenther <rguenther@suse.de>
19863 PR middle-end/39732
19864 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19865 return variables as TREE_ADDRESSABLE.
19867 2009-04-11 Richard Guenther <rguenther@suse.de>
19869 PR tree-optimization/39713
19870 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19871 reference trees have SSA_NAME operands.
19873 2009-04-11 Richard Guenther <rguenther@suse.de>
19876 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19877 address expressions.
19879 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19881 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19882 match changes in Cygwin 1.7
19883 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19884 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19886 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19888 PR tree-optimization/39701
19889 * doc/invoke.texi (Optimization Options): Document change in
19890 meaning and initialization of -fdelete-null-pointer-checks.
19892 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19894 PR middle-end/39701
19895 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19897 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19900 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19902 2009-04-10 Chao-ying Fu <fu@mips.com>
19904 * doc/tm.texi (Instruction Output): Document
19905 TARGET_ASM_FINAL_POSTSCAN_INSN.
19906 * target.h (final_postscan_insn): New field in asm_out.
19907 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19908 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19909 * final.c (final_scan_insn): Call
19910 targetm.asm_out.final_postscan_insn after outputting
19911 an asm macro and a normal instruction.
19913 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19914 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19915 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19916 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19917 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19919 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19921 PR middle-end/39701
19922 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19923 variables as non-NULL even with -fdelete-null-pointer-checks.
19925 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19927 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19929 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19932 * config/i386/i386.c (classify_argument): Handle SCmode with
19933 (bit_offset % 64) != 0.
19935 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19937 * doc/invoke.texi (Optimize Options): Add cross-reference to
19938 -Q --help=optimizers examples.
19940 2009-04-10 Ben Elliston <bje@au.ibm.com>
19943 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19944 regalign for the reg == fpr and TDmode case.
19946 2009-04-09 David Ayers <ayers@fsfe.org>
19949 * objc/objc-act.c (warn_with_method): Remove helper function.
19950 (check_duplicates): Call warning and inform directly.
19951 (really_start_method): Likewise.
19953 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19955 * expmed.c (expand_divmod): Always use a comparison for a division
19956 by a large unsigned integer.
19958 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19959 for things others than variables or functions as nonzero.
19961 2009-04-09 Nick Clifton <nickc@redhat.com>
19963 * unwind-compat.c: Change copyright header to refer to version
19964 3 of the GNU General Public License with version 3.1 of the
19965 GCC Runtime Library Exception and to point readers at the
19966 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19967 * config/alpha/crtfastmath.c: Likewise.
19968 * config/alpha/linux-unwind.h: Likewise.
19969 * config/alpha/qrnnd.asm: Likewise.
19970 * config/alpha/vms-crt0-64.c: Likewise.
19971 * config/alpha/vms-crt0.c: Likewise.
19972 * config/alpha/vms-dwarf2.asm: Likewise.
19973 * config/alpha/vms-dwarf2eh.asm: Likewise.
19974 * config/alpha/vms-psxcrt0-64.c: Likewise.
19975 * config/alpha/vms-psxcrt0.c: Likewise.
19976 * config/alpha/vms_tramp.asm: Likewise.
19977 * config/arc/initfini.c: Likewise.
19978 * config/arc/lib1funcs.asm: Likewise.
19979 * config/arm/bpabi-v6m.S: Likewise.
19980 * config/arm/bpabi.S: Likewise.
19981 * config/arm/bpabi.c: Likewise.
19982 * config/arm/crti.asm: Likewise.
19983 * config/arm/crtn.asm: Likewise.
19984 * config/arm/ieee754-df.S: Likewise.
19985 * config/arm/ieee754-sf.S: Likewise.
19986 * config/arm/lib1funcs.asm: Likewise.
19987 * config/arm/libunwind.S: Likewise.
19988 * config/arm/linux-atomic.c: Likewise.
19989 * config/arm/mmintrin.h: Likewise.
19990 * config/arm/pr-support.c: Likewise.
19991 * config/arm/unaligned-funcs.c: Likewise.
19992 * config/arm/unwind-arm.c: Likewise.
19993 * config/arm/unwind-arm.h: Likewise.
19994 * config/avr/libgcc.S: Likewise.
19995 * config/bfin/crti.s: Likewise.
19996 * config/bfin/crtlibid.s: Likewise.
19997 * config/bfin/crtn.s: Likewise.
19998 * config/bfin/lib1funcs.asm: Likewise.
19999 * config/bfin/linux-unwind.h: Likewise.
20000 * config/cris/arit.c: Likewise.
20001 * config/cris/cris_abi_symbol.c: Likewise.
20002 * config/darwin-64.c: Likewise.
20003 * config/darwin-crt2.c: Likewise.
20004 * config/darwin-crt3.c: Likewise.
20005 * config/darwin.h: Likewise.
20006 * config/dbxelf.h: Likewise.
20007 * config/dfp-bit.c: Likewise.
20008 * config/dfp-bit.h: Likewise.
20009 * config/elfos.h: Likewise.
20010 * config/fixed-bit.c: Likewise.
20011 * config/fixed-bit.h: Likewise.
20012 * config/fp-bit.c: Likewise.
20013 * config/fp-bit.h: Likewise.
20014 * config/fr30/crti.asm: Likewise.
20015 * config/fr30/crtn.asm: Likewise.
20016 * config/fr30/lib1funcs.asm: Likewise.
20017 * config/freebsd-spec.h: Likewise.
20018 * config/frv/cmovd.c: Likewise.
20019 * config/frv/cmovh.c: Likewise.
20020 * config/frv/cmovw.c: Likewise.
20021 * config/frv/frvbegin.c: Likewise.
20022 * config/frv/frvend.c: Likewise.
20023 * config/frv/lib1funcs.asm: Likewise.
20024 * config/glibc-stdint.h: Likewise.
20025 * config/h8300/clzhi2.c: Likewise.
20026 * config/h8300/crti.asm: Likewise.
20027 * config/h8300/crtn.asm: Likewise.
20028 * config/h8300/ctzhi2.c: Likewise.
20029 * config/h8300/fixunssfsi.c: Likewise.
20030 * config/h8300/lib1funcs.asm: Likewise.
20031 * config/h8300/parityhi2.c: Likewise.
20032 * config/h8300/popcounthi2.c: Likewise.
20033 * config/i386/ammintrin.h: Likewise.
20034 * config/i386/att.h: Likewise.
20035 * config/i386/avxintrin.h: Likewise.
20036 * config/i386/biarch64.h: Likewise.
20037 * config/i386/bmmintrin.h: Likewise.
20038 * config/i386/cpuid.h: Likewise.
20039 * config/i386/cross-stdarg.h: Likewise.
20040 * config/i386/crtfastmath.c: Likewise.
20041 * config/i386/crtprec.c: Likewise.
20042 * config/i386/cygming-crtbegin.c: Likewise.
20043 * config/i386/cygming-crtend.c: Likewise.
20044 * config/i386/cygwin.asm: Likewise.
20045 * config/i386/emmintrin.h: Likewise.
20046 * config/i386/gmm_malloc.h: Likewise.
20047 * config/i386/gthr-win32.c: Likewise.
20048 * config/i386/i386.h: Likewise.
20049 * config/i386/immintrin.h: Likewise.
20050 * config/i386/linux-unwind.h: Likewise.
20051 * config/i386/linux64.h: Likewise.
20052 * config/i386/mm3dnow.h: Likewise.
20053 * config/i386/mmintrin-common.h: Likewise.
20054 * config/i386/mmintrin.h: Likewise.
20055 * config/i386/nmmintrin.h: Likewise.
20056 * config/i386/pmm_malloc.h: Likewise.
20057 * config/i386/pmmintrin.h: Likewise.
20058 * config/i386/smmintrin.h: Likewise.
20059 * config/i386/sol2-c1.asm: Likewise.
20060 * config/i386/sol2-ci.asm: Likewise.
20061 * config/i386/sol2-cn.asm: Likewise.
20062 * config/i386/sol2-gc1.asm: Likewise.
20063 * config/i386/tmmintrin.h: Likewise.
20064 * config/i386/unix.h: Likewise.
20065 * config/i386/w32-unwind.h: Likewise.
20066 * config/i386/wmmintrin.h: Likewise.
20067 * config/i386/x86-64.h: Likewise.
20068 * config/i386/x86intrin.h: Likewise.
20069 * config/i386/xmmintrin.h: Likewise.
20070 * config/ia64/crtbegin.asm: Likewise.
20071 * config/ia64/crtend.asm: Likewise.
20072 * config/ia64/crtfastmath.c: Likewise.
20073 * config/ia64/crti.asm: Likewise.
20074 * config/ia64/crtn.asm: Likewise.
20075 * config/ia64/fde-glibc.c: Likewise.
20076 * config/ia64/lib1funcs.asm: Likewise.
20077 * config/ia64/linux-unwind.h: Likewise.
20078 * config/ia64/quadlib.c: Likewise.
20079 * config/ia64/unwind-ia64.c: Likewise.
20080 * config/linux.h: Likewise.
20081 * config/m32c/m32c-lib1.S: Likewise.
20082 * config/m32c/m32c-lib2-trapv.c: Likewise.
20083 * config/m32c/m32c-lib2.c: Likewise.
20084 * config/m32r/initfini.c: Likewise.
20085 * config/m68hc11/larith.asm: Likewise.
20086 * config/m68hc11/m68hc11-crt0.S: Likewise.
20087 * config/m68k/cf.md: Likewise.
20088 * config/m68k/crti.s: Likewise.
20089 * config/m68k/crtn.s: Likewise.
20090 * config/m68k/lb1sf68.asm: Likewise.
20091 * config/m68k/linux-unwind.h: Likewise.
20092 * config/mcore/crti.asm: Likewise.
20093 * config/mcore/crtn.asm: Likewise.
20094 * config/mcore/lib1.asm: Likewise.
20095 * config/mips/linux-unwind.h: Likewise.
20096 * config/mips/loongson.h: Likewise.
20097 * config/mips/mips16.S: Likewise.
20098 * config/mmix/crti.asm: Likewise.
20099 * config/mmix/crtn.asm: Likewise.
20100 * config/pa/fptr.c: Likewise.
20101 * config/pa/hpux-unwind.h: Likewise.
20102 * config/pa/lib2funcs.asm: Likewise.
20103 * config/pa/linux-atomic.c: Likewise.
20104 * config/pa/linux-unwind.h: Likewise.
20105 * config/pa/milli64.S: Likewise.
20106 * config/pa/quadlib.c: Likewise.
20107 * config/pa/stublib.c: Likewise.
20108 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20109 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20110 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20111 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20112 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20113 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20114 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20115 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20116 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20117 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20118 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20119 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20120 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20121 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20122 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20123 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20124 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20125 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20126 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20127 * config/rs6000/750cl.h: Likewise.
20128 * config/rs6000/altivec.h: Likewise.
20129 * config/rs6000/biarch64.h: Likewise.
20130 * config/rs6000/crtresfpr.asm: Likewise.
20131 * config/rs6000/crtresgpr.asm: Likewise.
20132 * config/rs6000/crtresxfpr.asm: Likewise.
20133 * config/rs6000/crtresxgpr.asm: Likewise.
20134 * config/rs6000/crtsavfpr.asm: Likewise.
20135 * config/rs6000/crtsavgpr.asm: Likewise.
20136 * config/rs6000/darwin-asm.h: Likewise.
20137 * config/rs6000/darwin-fallback.c: Likewise.
20138 * config/rs6000/darwin-fpsave.asm: Likewise.
20139 * config/rs6000/darwin-ldouble.c: Likewise.
20140 * config/rs6000/darwin-tramp.asm: Likewise.
20141 * config/rs6000/darwin-unwind.h: Likewise.
20142 * config/rs6000/darwin-vecsave.asm: Likewise.
20143 * config/rs6000/darwin-world.asm: Likewise.
20144 * config/rs6000/e500crtres32gpr.asm: Likewise.
20145 * config/rs6000/e500crtres64gpr.asm: Likewise.
20146 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20147 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20148 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20149 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20150 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20151 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20152 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20153 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20154 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20155 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20156 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20157 * config/rs6000/eabi-ci.asm: Likewise.
20158 * config/rs6000/eabi-cn.asm: Likewise.
20159 * config/rs6000/eabi.asm: Likewise.
20160 * config/rs6000/linux-unwind.h: Likewise.
20161 * config/rs6000/linux64.h: Likewise.
20162 * config/rs6000/paired.h: Likewise.
20163 * config/rs6000/paired.md: Likewise.
20164 * config/rs6000/ppc64-fp.c: Likewise.
20165 * config/rs6000/ppu_intrinsics.h: Likewise.
20166 * config/rs6000/rs6000.h: Likewise.
20167 * config/rs6000/si2vmx.h: Likewise.
20168 * config/rs6000/sol-ci.asm: Likewise.
20169 * config/rs6000/sol-cn.asm: Likewise.
20170 * config/rs6000/spe.h: Likewise.
20171 * config/rs6000/spu2vmx.h: Likewise.
20172 * config/rs6000/sysv4.h: Likewise.
20173 * config/rs6000/tramp.asm: Likewise.
20174 * config/rs6000/vec_types.h: Likewise.
20175 * config/s390/linux-unwind.h: Likewise.
20176 * config/s390/tpf-unwind.h: Likewise.
20177 * config/score/crti.asm: Likewise.
20178 * config/score/crtn.asm: Likewise.
20179 * config/sh/crt1.asm: Likewise.
20180 * config/sh/crti.asm: Likewise.
20181 * config/sh/crtn.asm: Likewise.
20182 * config/sh/divtab-sh4-300.c: Likewise.
20183 * config/sh/divtab-sh4.c: Likewise.
20184 * config/sh/divtab.c: Likewise.
20185 * config/sh/lib1funcs-4-300.asm: Likewise.
20186 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20187 * config/sh/lib1funcs.asm: Likewise.
20188 * config/sh/lib1funcs.h: Likewise.
20189 * config/sh/linux-atomic.asm: Likewise.
20190 * config/sh/linux-unwind.h: Likewise.
20191 * config/sh/shmedia.h: Likewise.
20192 * config/sh/sshmedia.h: Likewise.
20193 * config/sh/ushmedia.h: Likewise.
20194 * config/sparc/crtfastmath.c: Likewise.
20195 * config/sparc/linux-unwind.h: Likewise.
20196 * config/sparc/sol2-c1.asm: Likewise.
20197 * config/sparc/sol2-ci.asm: Likewise.
20198 * config/sparc/sol2-cn.asm: Likewise.
20199 * config/spu/divmodti4.c: Likewise.
20200 * config/spu/divv2df3.c: Likewise.
20201 * config/spu/float_disf.c: Likewise.
20202 * config/spu/float_unsdidf.c: Likewise.
20203 * config/spu/float_unsdisf.c: Likewise.
20204 * config/spu/float_unssidf.c: Likewise.
20205 * config/spu/mfc_multi_tag_release.c: Likewise.
20206 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20207 * config/spu/mfc_tag_release.c: Likewise.
20208 * config/spu/mfc_tag_reserve.c: Likewise.
20209 * config/spu/mfc_tag_table.c: Likewise.
20210 * config/spu/multi3.c: Likewise.
20211 * config/spu/spu_internals.h: Likewise.
20212 * config/spu/spu_intrinsics.h: Likewise.
20213 * config/spu/spu_mfcio.h: Likewise.
20214 * config/spu/vec_types.h: Likewise.
20215 * config/spu/vmx2spu.h: Likewise.
20216 * config/stormy16/stormy16-lib2.c: Likewise.
20217 * config/svr4.h: Likewise.
20218 * config/sync.c: Likewise.
20219 * config/v850/lib1funcs.asm: Likewise.
20220 * config/vxlib-tls.c: Likewise.
20221 * config/vxlib.c: Likewise.
20222 * config/vxworks-dummy.h: Likewise.
20223 * config/xtensa/crti.asm: Likewise.
20224 * config/xtensa/crtn.asm: Likewise.
20225 * config/xtensa/ieee754-df.S: Likewise.
20226 * config/xtensa/ieee754-sf.S: Likewise.
20227 * config/xtensa/lib1funcs.asm: Likewise.
20228 * config/xtensa/lib2funcs.S: Likewise.
20229 * config/xtensa/linux-unwind.h: Likewise.
20230 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20231 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20232 * coretypes.h: Likewise.
20233 * crtstuff.c: Likewise.
20234 * defaults.h: Likewise.
20235 * dwarf2.h: Likewise.
20236 * emutls.c: Likewise.
20237 * gbl-ctors.h: Likewise.
20238 * gcov-io.h: Likewise.
20239 * ginclude/float.h: Likewise.
20240 * ginclude/iso646.h: Likewise.
20241 * ginclude/stdarg.h: Likewise.
20242 * ginclude/stdbool.h: Likewise.
20243 * ginclude/stddef.h: Likewise.
20244 * ginclude/stdfix.h: Likewise.
20245 * ginclude/stdint-gcc.h: Likewise.
20246 * ginclude/tgmath.h: Likewise.
20247 * gthr-aix.h: Likewise.
20248 * gthr-dce.h: Likewise.
20249 * gthr-gnat.c: Likewise.
20250 * gthr-gnat.h: Likewise.
20251 * gthr-lynx.h: Likewise.
20252 * gthr-mipssde.h: Likewise.
20253 * gthr-nks.h: Likewise.
20254 * gthr-posix.c: Likewise.
20255 * gthr-posix.h: Likewise.
20256 * gthr-posix95.h: Likewise.
20257 * gthr-rtems.h: Likewise.
20258 * gthr-single.h: Likewise.
20259 * gthr-solaris.h: Likewise.
20260 * gthr-tpf.h: Likewise.
20261 * gthr-vxworks.h: Likewise.
20262 * gthr-win32.h: Likewise.
20263 * gthr.h: Likewise.
20264 * libgcc2.c: Likewise.
20265 * libgcc2.h: Likewise.
20266 * libgcov.c: Likewise.
20267 * tsystem.h: Likewise.
20268 * typeclass.h: Likewise.
20269 * unwind-c.c: Likewise.
20270 * unwind-compat.h: Likewise.
20271 * unwind-dw2-fde-compat.c: Likewise.
20272 * unwind-dw2-fde-darwin.c: Likewise.
20273 * unwind-dw2-fde-glibc.c: Likewise.
20274 * unwind-dw2-fde.c: Likewise.
20275 * unwind-dw2-fde.h: Likewise.
20276 * unwind-dw2.c: Likewise.
20277 * unwind-dw2.h: Likewise.
20278 * unwind-generic.h: Likewise.
20279 * unwind-pe.h: Likewise.
20280 * unwind-sjlj.c: Likewise.
20281 * unwind.inc: Likewise.
20282 * config/arm/neon-gen.ml: Change generated copyright header to
20283 refer to version 3 of the GNU General Public License with
20284 version 3.1 of the GCC Runtime Library Exception and to point
20285 readers at the COPYING3 and COPYING3.RUNTIME files and the
20286 FSF's license web page.
20287 * config/arm/arm_neon.h: Regenerate.
20289 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20291 * config/cris/cris.md: Change copyright header to refer to version
20292 3 of the GNU General Public License.
20293 * doc/install.texi2html: Change copyright header to refer to version
20294 3 of the GNU General Public License and to point readers at the
20295 COPYING3 file and the FSF's license web page.
20296 * config/vax/linux.h: Likewise.
20298 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20300 * config/i386/i386.md (cmpcc): New.
20301 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20302 (sync_compare_and_swap_cc*): Delete.
20304 * config/s390/s390.c (s390_compare_emitted): Remove.
20305 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20306 s390_compare_emitted used to be handled. Assert that modes match.
20307 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20308 refer to sync_compare_and_swap_ccsi.
20309 * config/s390/s390.h (s390_compare_emitted): Remove.
20310 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20311 instead of s390_compare_emitted.
20312 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20313 instead of s390_compare_emitted.
20314 * config/s390/s390.md (cmpcc): New.
20315 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20316 CC_REGNUM, do not pretend it's set.
20317 (sync_compare_and_swap_cc*): Delete.
20318 * config/s390/predicates.md (cc_reg_operand): New.
20320 * expr.c (sync_compare_and_swap_cc): Delete.
20321 * optabs.h (sync_compare_and_swap_cc): Delete.
20322 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20323 is being used with can_compare_p.
20324 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20325 (find_cc_set): New.
20326 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20327 look for a MODE_CC set instead. Use emit_store_flag.
20328 (expand_compare_and_swap_loop): Likewise, with some additional
20329 complication to avoid a force_reg when useless. Use
20330 emit_cmp_and_jump_insns.
20331 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20332 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20333 sync_compare_and_swap documentation.
20335 2009-04-09 Jan Hubicka <jh@suse.cz>
20337 * except.c (find_prev_try): Break out from ....
20338 (duplicate_eh_regions): ... here; properly update prev_try pointers
20339 when duplication part of tree.
20340 (dump_eh_tree): Improve dumping.
20341 (verify_eh_region): New.
20342 (verify_eh_tree): Use it.
20344 2009-04-06 Richard Guenther <rguenther@suse.de>
20346 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20347 &ARRAY addresses by adjusting their types and prepending
20349 * tree-cfg.c (verify_gimple_assign_single): Verify that
20350 addresses are correct.
20352 2009-04-09 Richard Guenther <rguenther@suse.de>
20354 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20355 indices into an array reference if possible.
20356 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20357 Fold POINTER_PLUS_EXPR statements with invariant address.
20359 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20362 * config.gcc (powerpc64-*-linux*): Always build biarch.
20364 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20367 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20368 it and pedwarn if this results in an INTEGER_CST.
20370 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20372 * doc/install.texi: Update minimum GMP version. Remove obsolete
20373 text in MPFR section.
20375 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20377 * dwarf2out.c (class_scope_p): New static inline.
20378 (class_or_namespace_scope_p): Use it.
20379 (gen_variable_die): Use DW_TAG_member tag for static data member
20380 declarations instead of DW_TAG_variable.
20382 PR middle-end/39573
20383 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20386 2009-04-08 Richard Guenther <rguenther@suse.de>
20388 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20389 valueize random data.
20391 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20393 * config.gcc (aix tm_file): Add aix-stdint.h.
20394 (aix tm clause use_gcc_stdint): Set to wrap.
20395 * config/rs6000/aix-stdint.h: New file.
20397 2009-04-08 Richard Guenther <rguenther@suse.de>
20399 PR middle-end/36291
20400 * tree-dfa.c (add_referenced_var): Do not recurse into
20401 global initializers.
20402 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20404 (fold_const_aggregate_ref): Likewise.
20406 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20408 * recog.c (ordered_comparison_operator): New.
20409 * gensupport.c (std_preds): Add it.
20410 * doc/md.texi (Machine-Independent Predicates): Document it.
20412 2009-04-08 Jan Hubicka <jh@suse.cz>
20414 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20415 * function.h (rtl_eh): Remove exception_handler_label_map.
20416 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20417 remove_exception_handler_label, for_each_eh_label_1): Remove.
20418 (rtl_remove_unreachable_regions): Remove.
20419 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20420 (find_exception_handler_labels): Don't build the hashtable.
20421 (maybe_remove_eh_handler): Remove.
20422 (for_each_eh_label): Rewrite to walk the tree.
20423 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20424 * except.h (maybe_remove_eh_handler): Remove.
20425 * passes.c (init_optimization_passes): Schedule second EH cleanup
20427 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20428 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20430 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20432 * genoutput.c (validate_optab_operands): New.
20433 (gen_insn, gen_expand): Call it.
20435 * genflags.c (gen_insn): Detect misused iterators.
20436 (main): Pass line_no to gen_insn, exit with status 1 on error.
20438 * genextract.c (line_no): Make global.
20439 (VEC_safe_set_locstr): Change assertion to error message.
20440 (main): Exit with status 1 on error.
20442 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20446 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20447 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20448 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20449 * c-convert.c (convert): Do not call fold on results of conversion
20450 functions when the result is a C_MAYBE_CONST_EXPR.
20451 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20452 of __builtin_choose_expr.
20453 * c-typeck.c (remove_c_maybe_const_expr): New.
20454 (build_unary_op, build_conditional_expr, build_compound_expr,
20455 build_binary_op, c_objc_common_truthvalue_conversion): Call
20456 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20459 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20461 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20462 CODE to produce a new one. Add a prototype to use fold_convert_const
20464 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20467 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20468 mix declarations and code.
20470 2009-04-08 Ben Elliston <bje@au.ibm.com>
20472 * gcc.c: Replace `CC' with `GCC' throughout.
20474 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20476 * doc/invoke.texi: Document Atom support.
20478 2009-04-07 Jason Merrill <jason@redhat.com>
20481 * c-common.h, c-common.c: Add flag_pretty_templates.
20482 * c-opts.c (c_common_handle_option): Set it.
20483 * c.opt: Add -fno-pretty-templates.
20484 * doc/invoke.texi (C++ Dialect Options): Likewise.
20486 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20488 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20489 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20490 (ia64_expand_builtin): Likewise.
20492 2009-04-07 Martin Jambor <mjambor@suse.cz>
20494 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20495 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20496 ADDR_EXPRS are include too.
20498 2009-04-07 Richard Guenther <rguenther@suse.de>
20500 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20501 decls are only used if passes as parameters or if they are
20502 local statics and the call is not to a builtin.
20503 (call_may_clobber_ref_p_1): Likewise.
20505 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20507 * expr.c (do_store_flag): Remove last argument. Simplify code
20508 to avoid duplication of tests already done by can_compare_p.
20509 (expand_expr_real_1): Adjust caller.
20511 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20513 * optabs.c (can_compare_p): Test the predicate of a
20514 cbranch and cstore pattern.
20516 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20518 * expr.c (convert_move): Use emit_store_flag instead of
20521 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20523 * config/i386/i386.c (ix86_compare_emitted): Remove.
20524 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20525 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20526 * config/i386/i386.h (ix86_compare_emitted): Remove.
20527 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20528 instead of ix86_compare_emitted.
20529 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20531 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20533 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20534 Add t-sysroot-suffix to tmake_file.
20535 * config/print-sysroot-suffix.sh: New file.
20536 * config/t-sysroot-suffix: New file.
20538 2009-04-07 Ben Elliston <bje@au.ibm.com>
20540 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20541 as the latter produces a warning when the target does not support
20544 2009-04-07 Ben Elliston <bje@au.ibm.com>
20546 * dfp.c: Replace type punning assignments with memcpy throughout.
20547 * Makefile.in (dfp.o-warn): Remove.
20549 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20552 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20553 Include soft-fp/t-softfp after rs6000/t-linux64.
20555 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20557 * stor-layout.c (set_sizetype): Use the full precision of their
20558 machine mode for bitsize types.
20560 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20562 * config/i386/i386.md: Revert 2 accidental checkins.
20564 2009-04-06 Joey Ye <joey.ye@intel.com>
20565 Xuepeng Guo <xuepeng.guo@intel.com>
20566 H.J. Lu <hongjiu.lu@intel.com>
20568 Atom pipeline model, tuning and insn selection.
20569 * config.gcc (atom): Add atom config options and target.
20571 * config/i386/atom.md: New.
20573 * config/i386/i386.c (atom_cost): New cost.
20574 (m_ATOM): New macro flag.
20575 (initial_ix86_tune_features): Set m_ATOM.
20576 (x86_accumulate_outgoing_args): Likewise.
20577 (x86_arch_always_fancy_math_387): Likewise.
20578 (processor_target): Add Atom cost.
20579 (cpu_names): Add Atom cpu name.
20580 (override_options): Set Atom ISA.
20581 (ix86_issue_rate): New case PROCESSOR_ATOM.
20582 (ix86_adjust_cost): Likewise.
20584 * config/i386/i386.h (TARGET_ATOM): New target macro.
20585 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20586 (TARGET_OPT_AGU): New target option.
20587 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20588 (processor_type): Add PROCESSOR_ATOM.
20590 * config/i386/i386.md (cpu): Add new value "atom".
20591 (use_carry, movu): New attr.
20592 (atom.md): Include atom.md.
20593 (adddi3_carry_rex64): Set attr "use_carry".
20594 (addqi3_carry): Likewise.
20595 (addhi3_carry): Likewise.
20596 (addsi3_carry): Likewise.
20597 (*addsi3_carry_zext): Likewise.
20598 (subdi3_carry_rex64): Likewise.
20599 (subqi3_carry): Likewise.
20600 (subhi3_carry): Likewise.
20601 (subsi3_carry): Likewise.
20602 (x86_movdicc_0_m1_rex64): Likewise.
20603 (*x86_movdicc_0_m1_se): Likewise.
20604 (x86_movsicc_0_m1): Likewise.
20605 (*x86_movsicc_0_m1_se): Likewise.
20606 (*adddi_1_rex64): Emit add insn as much as possible.
20607 (*addsi_1): Likewise.
20608 (return_internal): Set atom_unit.
20609 (return_internal_long): Likewise.
20610 (return_pop_internal): Likewise.
20611 (*rcpsf2_sse): Set atom_sse_attr attr.
20612 (*qrt<mode>2_sse): Likewise.
20613 (*prefetch_sse): Likewise.
20615 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20617 (ix86_target_macros_internal): Likewise.
20619 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20620 (*prefetch_sse_rex): Likewise.
20621 (sse_rcpv4sf2): Likewise.
20622 (sse_vmrcpv4sf2): Likewise.
20623 (sse_sqrtv4sf2): Likewise.
20624 (<sse>_vmsqrt<mode>2): Likewise.
20625 (sse_ldmxcsr): Likewise.
20626 (sse_stmxcsr): Likewise.
20627 (*sse_sfence): Likewise.
20628 (sse2_clflush): Likewise.
20629 (*sse2_mfence): Likewise.
20630 (*sse2_lfence): Likewise.
20631 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20632 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20633 (avx_movdqu<avxmodesuffix>): Likewise.
20634 (avx_lddqu<avxmodesuffix>): Likewise.
20635 (sse2_movntv2di): Change attr "type" to "ssemov".
20636 (sse2_movntsi): Likewise.
20637 (rsqrtv8sf2): Change attr "type" to "sseadd".
20638 (sse3_addsubv2df3): Set attr "atom_unit".
20639 (sse3_h<plusminus_insn>v4sf3): Likewise.
20640 (*sse2_pmaddwd): Likewise.
20641 (*vec_extractv2di_1_rex64): Likewise.
20642 (*vec_extractv2di_1_avx): Likewise.
20643 (sse2_psadbw): Likewise.
20644 (ssse3_phaddwv8hi3): Likewise.
20645 (ssse3_phaddwv4hi3): Likewise.
20646 (ssse3_phadddv4si3): Likewise.
20647 (ssse3_phadddv2si3): Likewise.
20648 (ssse3_phaddswv8hi3): Likewise.
20649 (ssse3_phaddswv4hi3): Likewise.
20650 (ssse3_phsubwv8hi3): Likewise.
20651 (ssse3_phsubwv4hi3): Likewise.
20652 (ssse3_phsubdv4si3): Likewise.
20653 (ssse3_phsubdv2si3): Likewise.
20654 (ssse3_phsubswv8hi3): Likewise.
20655 (ssse3_phsubswv4hi3): Likewise.
20656 (ssse3_pmaddubsw128): Likewise.
20657 (sse3_pmaddubsw: Likewise.
20658 (ssse3_palignrti): Likewise.
20659 (ssse3_palignrdi): Likewise.
20661 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20663 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20665 2009-04-06 Richard Guenther <rguenther@suse.de>
20667 PR tree-optimization/28868
20668 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20669 of which PHI results we inserted.
20670 (insert_into_preds_of_block): Record inserted PHIs.
20671 (eliminate): Eliminate redundant PHI nodes.
20672 (init_pre): Init inserted_phi_names.
20674 2009-04-06 Richard Guenther <rguenther@suse.de>
20676 PR tree-optimization/39643
20677 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20678 IMAGPART_EXPRs of complex constants.
20679 (execute_fold_all_builtins): If we folded a call queue
20680 TODO_update_address_taken.
20682 2009-04-06 Jan Hubicka <jh@suse.cz>
20684 PR middle-end/39659
20685 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20688 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20690 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20692 (ic_invalidate_array): Likewise.
20694 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20696 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20697 alignment for library calls.
20699 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20701 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20702 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20703 * config/i386/mingw-stdint.h: New file.
20705 2009-04-05 Richard Guenther <rguenther@suse.de>
20707 PR tree-optimization/39648
20708 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20709 our &A vs. &A[0] IL deficiencies.
20711 2009-04-04 Jan Hubicka <jh@suse.cz>
20713 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20714 removed toplevel regions.
20715 (sjlj_mark_call_sites): Likewise.
20717 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20719 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20720 (cygwin tm clause use_gcc_stdint): Set to wrap.
20721 * config/i386/cygwin-stdint.h: New file.
20723 2009-04-04 Richard Guenther <rguenther@suse.de>
20725 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20726 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20727 single-argument PHIs if we are in loop-closed SSA form.
20728 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20729 for the pre-condition.
20730 (slpeel_tree_peel_loop_to_edge): Likewise.
20731 (vect_build_loop_niters): Take an optional sequence to append stmts.
20732 (vect_generate_tmps_on_preheader): Likewise.
20733 (vect_do_peeling_for_loop_bound): Take extra guards for the
20735 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20736 the cost model check.
20737 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20738 guards if we are going to peel. Do not apply versioning in that case.
20739 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20740 (vect_do_peeling_for_loop_bound): Likewise.
20741 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20742 loop bound only record extra pre-conditions, do not apply loop
20745 2009-04-04 Richard Guenther <rguenther@suse.de>
20747 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20750 2009-04-04 Jan Hubicka <jh@suse.cz>
20752 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20753 last_basic_block for size of bb->index indexed array.
20754 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20755 compute_out, link_btr_uses, build_btr_def_use_webs,
20756 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20758 2009-04-04 Jan Hubicka <jh@suse.cz>
20760 * except.c (remove_eh_handler_and_replace): Break out from ...
20761 (remove_eh_handler): ... here.
20762 (bring_to_root): New function.
20763 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20764 handled ones, bring others to root of tree.
20766 2009-04-04 Jan Hubicka <jh@suse.cz>
20768 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20769 (all_phis_safe_to_merge): New function.
20770 (update_info): New structure.
20771 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20772 (cleanup_empty_eh): Update SSA if possible.
20774 2009-04-04 Richard Guenther <rguenther@suse.de>
20776 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20777 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20778 (append_vuse): Likewise.
20780 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20782 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20783 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20784 instead of REG_UNSAVED for DW_CFA_undefined.
20785 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20786 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20789 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20792 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20793 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20794 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20796 2009-04-04 Richard Guenther <rguenther@suse.de>
20798 PR tree-optimization/8781
20799 PR tree-optimization/37892
20800 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20801 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20802 (valueize_refs): Call it for *& valueizations.
20803 (shared_reference_ops_from_ref): Rename to ...
20804 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20805 (shared_reference_ops_from_call): Rename to ...
20806 (valueize_shared_reference_ops_from_call): ... this and valueize.
20807 (vn_reference_lookup): Update.
20808 (visit_reference_op_call): Likewise.
20809 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20810 (eliminate): Value-replace the call address in call statements.
20812 2009-04-04 Richard Guenther <rguenther@suse.de>
20814 PR tree-optimization/39636
20815 * tree-ssa-forwprop.c
20816 (forward_propagate_addr_into_variable_array_index): Check for
20817 GIMPLE_ASSIGN before accessing the rhs code.
20819 2009-04-03 Jason Merrill <jason@redhat.com>
20821 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20823 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20825 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20826 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20827 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20828 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20829 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20830 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20831 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20832 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20833 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20834 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20835 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20836 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20837 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20838 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20839 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20840 Use fr_reg_or_fp01_operand instead of fr_register_operand
20842 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20843 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20844 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20846 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20848 PR rtl-optimization/39607
20849 PR rtl-optimization/39631
20853 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20854 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20855 instead of DF_LR_OUT.
20856 * ira-lives.c (process_bb_node_lives): Ditto.
20857 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20858 instead of DF_LR_{OUT,IN}.
20859 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20860 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20862 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20864 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20865 (execute_lower_omp): Always run but take the short way out if -fopenmp
20867 (gate_lower_omp): Remove, forcing the pass manager to always run the
20868 pass and always set PROP_gimple_lomp.
20869 (pass_lower_omp): Remove gate function.
20870 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20871 PROP_trees. Instead, require it.
20872 * ipa-cp.c (pass_ipa_cp): Likewise.
20873 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20874 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20875 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20876 and PROP_gimple_leh.
20878 2009-04-03 Richard Guenther <rguenther@suse.de>
20880 PR middle-end/13146
20881 PR tree-optimization/23940
20882 PR tree-optimization/33237
20883 PR middle-end/33974
20884 PR middle-end/34093
20885 PR tree-optimization/36201
20886 PR tree-optimization/36230
20887 PR tree-optimization/38049
20888 PR tree-optimization/38207
20889 PR tree-optimization/38230
20890 PR tree-optimization/38301
20891 PR tree-optimization/38585
20892 PR middle-end/38895
20893 PR tree-optimization/38985
20894 PR tree-optimization/39299
20895 * tree-ssa-structalias.h: Remove.
20896 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20897 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20898 (struct vuse_element_d): Remove.
20899 (struct vuse_vec_d): Likewise.
20900 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20901 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20902 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20903 VUSE_ELEMENT_VAR): Likewise.
20904 (struct voptype_d): Likewise.
20905 (NUM_VOP_FREE_BUCKETS): Likewise.
20906 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20907 (struct stmt_operands_d): Remove.
20908 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20909 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20910 VDEF_NUM, VDEF_VECT): Likewise.
20911 (copy_virtual_operands): Remove.
20912 (operand_build_cmp): Likewise.
20913 (create_ssa_artificial_load_stmt): Likewise.
20914 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20915 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20916 vuse_index and mayuse_index members. Pack and move done and iter_type
20917 members to the front.
20918 (SSA_OP_VMAYUSE): Remove.
20919 (SSA_OP_VIRTUAL_USES): Adjust.
20920 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20921 (unlink_stmt_vdef): Declare.
20922 (add_to_addressable_set): Remove.
20923 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20924 (vrp_visit_stmt): Likewise.
20925 * doc/tree-ssa.texi (Alias analysis): Update.
20926 * doc/invoke.texi (max-aliased-vops): Remove docs.
20927 (avg-aliased-vops): Likewise.
20928 * tree-into-ssa.c (syms_to_rename): Remove.
20929 (need_to_update_vops_p): Likewise.
20930 (need_to_initialize_update_ssa_p): Rename to ...
20931 (update_ssa_initialized_fn): ... this. Track function we are
20933 (symbol_marked_for_renaming): Simplify.
20934 (add_new_name_mapping): Do not set need_to_update_vops_p.
20935 (dump_currdefs): Use SYMS_TO_RENAME.
20936 (rewrite_update_stmt): Always walk all uses/defs.
20937 (dump_update_ssa): Adjust.
20938 (init_update_ssa): Take function argument. Track what we are
20940 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20941 (create_new_def_for): Initialize for cfun, assert we are initialized
20943 (mark_sym_for_renaming): Simplify.
20944 (mark_set_for_renaming): Do not initialize update-ssa.
20945 (need_ssa_update_p): Simplify. Take function argument.
20946 (name_mappings_registered_p): Assert we ask for the correct function.
20947 (name_registered_for_update_p): Likewise.
20948 (ssa_names_to_replace): Likewise.
20949 (release_ssa_name_after_update_ssa): Likewise.
20950 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20951 (dump_decl_set): Do not print a newline.
20952 (debug_decl_set): Do it here.
20953 (dump_update_ssa): And here.
20954 * tree-ssa-loop-im.c (move_computations): Adjust.
20955 (movement_possibility): Likewise.
20956 (determine_max_movement): Likewise.
20957 (gather_mem_refs_stmt): Likewise.
20958 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20959 or NAME_MEMORY_TAG.
20960 * tree-complex.c (update_all_vops): Remove.
20961 (expand_complex_move): Adjust.
20962 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20963 Simplify test for memory referencing statement. Exclude
20964 non-invariant ADDR_EXPRs.
20965 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20966 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20967 (rdg_flag_uses): Likewise.
20968 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20970 (tree_optimize_tail_calls_1): Also split the
20971 edge from the entry block if we have degenerate PHI nodes in
20972 the first basic block.
20973 * tree.c (init_ttree): Remove memory-tag related code.
20974 (tree_code_size): Likewise.
20975 (tree_node_structure): Likewise.
20976 (build7_stat): Re-write to be build6_stat.
20977 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20978 (SSA_VAR_P): Adjust.
20979 (struct tree_memory_tag): Remove.
20980 (struct tree_memory_partition_tag): Likewise.
20981 (union tree_node): Adjust.
20982 (build7): Re-write to be build6.
20983 * tree-pass.h (pass_reset_cc_flags): Remove.
20984 (TODO_update_address_taken): New flag.
20985 (pass_simple_dse): Remove.
20986 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20987 * params.h (MAX_ALIASED_VOPS): Remove.
20988 (AVG_ALIASED_VOPS): Likewise.
20989 * omp-low.c (expand_omp_taskreg): Update SSA form.
20990 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20991 aliases the lhs in a copy stmt.
20992 * tree-ssa-dse.c (struct address_walk_data): Remove.
20993 (memory_ssa_name_same): Likewise.
20994 (memory_address_same): Likewise.
20995 (get_kill_of_stmt_lhs): Likewise.
20996 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20997 unused stores. Look through PHI nodes into post-dominated regions.
20998 (dse_optimize_stmt): Simplify. Properly remove stores.
20999 (tree_ssa_dse): Compute dominators.
21000 (execute_simple_dse): Remove.
21001 (pass_simple_dse): Likewise.
21002 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21003 gimple_loaded_syms and gimple_stored_syms computation.
21004 * toplev.c (dump_memory_report): Dump alias and pta stats.
21005 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21006 (vn_reference_eq): Likewise.
21007 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21008 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21009 valueize_vuses): Remove.
21010 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21011 (get_def_ref_stmt_vuse): ... this.
21012 (vn_reference_lookup_2): New function.
21013 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21014 walking equivalent vuses. Simplify.
21015 (vn_reference_lookup): Likewise.
21016 (vn_reference_insert): Likewise.
21017 (vn_reference_insert_pieces): Likewise.
21018 (visit_reference_op_call): Simplify.
21019 (visit_reference_op_load): Likewise.
21020 (visit_reference_op_store): Likewise.
21021 (init_scc_vn): Remove shared_lookup_vuses initialization.
21022 (free_scc_vn): Remove shared_lookup_vuses freeing.
21023 (sort_vuses, sort_vuses_heap): Remove.
21024 (get_ref_from_reference_ops): Export.
21025 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21026 vector with single vuse pointer.
21027 (vn_reference_lookup_pieces, vn_reference_lookup,
21028 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21029 (shared_vuses_from_stmt): Remove.
21030 (get_ref_from_reference_ops): Declare.
21031 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21032 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21033 memory-tag related code.
21034 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21035 (likely_value): Add comment, skip static-chain of call statements.
21036 (surely_varying_stmt_p): Adjust.
21037 (gimplify_and_update_call_from_tree): Likewise.
21038 (execute_fold_all_builtins): Do not rebuild alias info.
21039 (gimplify_and_update_call_from_tree): Properly update VOPs.
21040 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21041 (copy_ref_info): Remove memory-tag related code.
21042 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21043 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21044 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21046 * tree-ssa-dom.c (gimple_p): Remove typedef.
21047 (eliminate_redundant_computations): Adjust.
21048 (record_equivalences_from_stmt): Likewise.
21049 (avail_expr_hash): Likewise.
21050 (avail_expr_eq): Likewise.
21051 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21052 (stmt_makes_single_load): Likewise.
21053 (stmt_makes_single_store): Likewise.
21054 * tree-ssa-alias.c: Rewrite completely.
21055 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21056 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21057 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21058 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21059 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21060 Remove public functions.
21061 (pass_reset_cc_flags): Remove.
21062 (pass_build_alias): Move ...
21063 * tree-ssa-structalias.c (pass_build_alias): ... here.
21064 * tree-ssa-alias.c (may_be_aliased): Move ...
21065 * tree-flow-inline.h (may_be_aliased): ... here.
21066 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21067 count_uses_and_derefs): Move ...
21068 * gimple.c: ... here.
21069 * gimple.h (count_uses_and_derefs): Declare.
21070 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21071 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21072 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21073 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21074 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21075 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21076 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21078 * tree-dfa.c (refs_may_alias_p): Move ...
21079 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21080 * tree-ssa-alias.h: New file.
21081 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21082 (statement_sink_location): Likewise.
21083 * opts.c (decode_options): Do not adjust max-aliased-vops or
21084 avg-aliased-vops values.
21085 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21086 (TV_CALL_CLOBBER): Likewise.
21087 (TV_FLOW_SENSITIVE): Likewise.
21088 (TV_FLOW_INSENSITIVE): Likewise.
21089 (TV_MEMORY_PARTITIONING): Likewise.
21090 (TV_ALIAS_STMT_WALK): New timevar.
21091 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21092 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21093 (get_address_description): Remove memory-tag related code.
21094 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21095 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21096 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21097 and immediate uses in statements. Document.
21098 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21099 (dump_symbols): Remove.
21100 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21101 * alias.c (get_deref_alias_set): New function split out from ...
21102 (get_alias_set): ... here.
21103 * alias.h (get_deref_alias_set): Declare.
21104 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21105 type parameter. Remove restrict pointer handling. Create a
21106 ref-all pointer in case type-based alias sets do not conflict.
21107 (vect_analyze_data_refs): Remove SMT related code.
21108 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21109 (vectorizable_load): Likewise.
21110 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21111 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21112 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21113 Ignore vops and SMTs.
21114 (dr_analyze_alias): Likewise..
21115 (free_data_ref): Likewise.
21116 (create_data_ref): Likewise.
21117 (analyze_all_data_dependences): Likewise.
21118 (get_references_in_stmt): Adjust.
21119 * tree-flow-inline.h (gimple_aliases_computed_p,
21120 gimple_addressable_vars, gimple_call_clobbered_vars,
21121 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21122 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21123 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21124 gimple_mem_ref_stats): Remove.
21125 (gimple_vop): New function.
21126 (op_iter_next_use): Remove vuses and mayuses cases.
21127 (op_iter_next_def): Remove vdefs case.
21128 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21129 (clear_and_done_ssa_iter): Do not set removed fields.
21130 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21131 Assert we are not iterating over vuses or vdefs if not also
21132 iterating over uses or defs.
21133 (op_iter_init_use): Likewise.
21134 (op_iter_init_def): Likewise.
21135 (op_iter_next_vdef): Remove.
21136 (op_iter_next_mustdef): Likewise.
21137 (op_iter_init_vdef): Likewise.
21138 (compare_ssa_operands_equal): Likewise.
21139 (link_use_stmts_after): Handle vuse operand.
21140 (is_call_used): Use is_call_clobbered.
21141 (is_call_clobbered): Global variables are always call clobbered,
21142 query the call-clobbers bitmap.
21143 (mark_call_clobbered): Ignore global variables.
21144 (clear_call_clobbered): Likewise.
21145 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21146 virtual operands sanity check.
21147 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21149 (TARGET_MEM_REF): Remove TMR_TAG operand.
21150 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21151 Remove call-clobber related code.
21152 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21153 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21154 partitions or escape reason.
21155 (get_single_def_stmt, get_single_def_stmt_from_phi,
21156 get_single_def_stmt_with_phi): Remove.
21157 (dump_referenced_vars): Tidy.
21158 (get_ref_base_and_extent): Allow bare decls.
21159 (collect_dfa_stats): Adjust.
21160 * graphite.c (rename_variables_in_stmt): Adjust.
21161 (graphite_copy_stmts_from_block): Likewise.
21162 (translate_clast): Likewise.
21163 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21165 (translate_vuse_through_block): Use the oracle.
21166 (phi_translate_1): Adjust.
21167 (value_dies_in_block_x): Use the oracle. Cache the outcome
21169 (valid_in_sets): Check if the VUSE for
21170 a REFERENCE is available.
21171 (eliminate): Do not remove stmts during elimination,
21172 instead queue and remove them afterwards.
21173 (do_pre): Do not rebuild alias info.
21174 (pass_pre): Run TODO_rebuild_alias before PRE.
21175 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21176 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21177 (mark_all_v_defs_stmt): Remove.
21178 (mark_all_v_defs_seq): Adjust.
21179 (sra_replace): Likewise.
21180 (scalarize_use): Likewise.
21181 (scalarize_copy): Likewise.
21182 (scalarize_init): Likewise.
21183 (scalarize_ldst): Likewise.
21184 (todoflags): Remove.
21185 (tree_sra): Do not rebuild alias info.
21186 (tree_sra_early): Adjust.
21187 (pass_sra): Run TODO_update_address_taken before SRA.
21188 * tree-predcom.c (set_alias_info): Remove.
21189 (prepare_initializers_chain): Do not call it.
21190 (mark_virtual_ops_for_renaming): Adjust.
21191 (mark_virtual_ops_for_renaming_list): Remove.
21192 (initialize_root_vars): Adjust.
21193 (initialize_root_vars_lm): Likewise.
21194 (prepare_initializers_chain): Likewise.
21195 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21196 (may_propagate_copy_into_stmt): Likewise.
21197 (merge_alias_info): Do nothing for now.
21198 (propagate_tree_value_into_stmt): Adjust.
21199 (stmt_may_generate_copy): Likewise.
21200 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21201 not mark symbols for renaming.
21202 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21203 with the same statement, make sure to update the new pointed-to one.
21204 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21205 call statements, do not mark symbols for renaming.
21206 (mark_operand_necessary): Dump something.
21207 (ref_may_be_aliased): New function.
21208 (mark_aliased_reaching_defs_necessary_1): New helper function.
21209 (mark_aliased_reaching_defs_necessary): Likewise.
21210 (mark_all_reaching_defs_necessary_1): Likewise.
21211 (mark_all_reaching_defs_necessary): Likewise.
21212 (propagate_necessity): Do not process virtual PHIs. For
21213 non-aliased loads mark all reaching definitions as necessary.
21214 For aliased loads and stores mark the immediate dominating
21215 aliased clobbers as necessary.
21216 (visited): New global static.
21217 (perform_tree_ssa_dce): Free visited bitmap after propagating
21219 (remove_dead_phis): Perform simple dead virtual PHI removal.
21220 (remove_dead_stmt): Properly unlink virtual operands when
21222 (eliminate_unnecessary_stmts): Schedule PHI removal after
21224 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21225 (process_replaceable): Likewise.
21226 (find_replaceable_in_bb): Likewise.
21227 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21228 based on the single gimple vop.
21229 (verify_flow_insensitive_alias_info): Remove.
21230 (verify_flow_sensitive_alias_info): Likewise.
21231 (verify_call_clobbering): Likewise.
21232 (verify_memory_partitions): Likewise.
21233 (verify_alias_info): Likewise.
21234 (verify_ssa): Adjust..
21235 (execute_update_addresses_taken): Export. Update SSA
21236 manually. Optimize only when optimizing. Use a local bitmap.
21237 (pass_update_address_taken): Remove TODO_update_ssa, add
21239 (pass_update_address_taken): Just use TODO_update_address_taken.
21240 (init_tree_ssa): Do not initialize addressable_vars.
21241 (verify_ssa): Verify new VUSE / VDEF properties.
21242 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21243 Do not call verify_alias_info.
21244 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21245 Do not free the loaded and stored syms bitmaps. Reset the escaped
21246 and callused solutions. Do not free addressable_vars.
21247 Remove memory-tag related code.
21248 (warn_uninitialized_var): Aliases are always available.
21249 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21250 * lambda-code.c (can_put_in_inner_loop): Adjust.
21251 (can_put_after_inner_loop): Likewise.
21252 (perfect_nestify): Likewise.
21253 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21254 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21255 (vectorizable_conversion): Do not mark symbols for renaming.
21256 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21257 (expand_call_inline): Unlink the calls virtual operands before
21259 (tree_function_versioning): Do not call update_ssa if we are not
21260 updating clones. Simplify.
21261 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21262 (propagate_with_phi): Likewise..
21263 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21264 clobber code. Assert we are not aliased or global.
21265 * tree-flow.h: Include tree-ssa-alias.h
21266 (enum escape_type): Remove.
21267 (struct mem_sym_stats_d): Likewise.
21268 (struct mem_ref_stats_d): Likewise.
21269 (struct gimple_df): Add vop member. Remove global_var,
21270 call_clobbered_vars, call_used_vars, addressable_vars,
21271 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21272 escaped and callused members.
21273 (struct ptr_info_def): Remove all members, add points-to solution
21275 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21276 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21277 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21278 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21279 (tree-ssa-alias.o): Likewise.
21280 (toplev.o): Add tree-ssa-alias.h
21281 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21282 * gimple.c (gimple_set_bb): Fix off-by-one error.
21283 (is_gimple_reg): Do not handle memory tags.
21284 (gimple_copy): Also copy virtual operands.
21285 Delay updating the statement. Do not reset loaded and stored syms.
21286 (gimple_set_stored_syms): Remove.
21287 (gimple_set_loaded_syms): Likewise.
21288 (gimple_call_copy_skip_args): Copy the virtual operands
21289 and mark the new statement modified.
21290 * tree-ssa-structalias.c (may_alias_p): Remove.
21291 (set_uids_in_ptset): Take the alias set to prune with as
21292 parameter. Fold in the alias test of may_alias_p.
21293 (compute_points_to_sets): Compute whether a ptr is dereferenced
21294 in a local sbitmap.
21295 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21296 other ADDRESSOF constraints on the lhs.
21297 (get_constraint_for_component_ref): Assert that we don't get
21298 ADDRESSOF constraints from the base of the reference.
21299 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21300 (struct variable_info): Remove collapsed_to member.
21301 (get_varinfo_fc): Remove.
21302 (new_var_info): Do not set collapsed_to.
21303 (dump_constraint): Do not follow cycles.
21304 (dump_constraint_graph): Likewise.
21305 (build_pred_graph): Likewise.
21306 (build_succ_graph): Likewise.
21307 (rewrite_constraints): Likewise.
21308 (do_simple_structure_copy): Remove.
21309 (do_rhs_deref_structure_copy): Remove.
21310 (do_lhs_deref_structure_copy): Remove.
21311 (collapse_rest_of_var): Remove.
21312 (do_structure_copy): Re-implement.
21313 (pta_stats): New global variable.
21314 (dump_pta_stats): New function.
21315 (struct constraint_expr): Make offset signed.
21316 (UNKNOWN_OFFSET): Define special value.
21317 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21318 (solution_set_expand): New helper function split out from ...
21319 (do_sd_constraint): ... here.
21320 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21321 (do_ds_constraint): Likewise.
21322 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21323 and CALLUSED = *CALLUSED.
21324 (set_union_with_increment): Make inc argument signed.
21325 (type_safe): Remove.
21326 (get_constraint_for_ptr_offset): Handle unknown and negative
21328 (first_vi_for_offset): Handle offsets before start. Bail
21329 out early for offsets beyond the variable extent.
21330 (first_or_preceding_vi_for_offset): New function.
21331 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21332 Together with ESCAPED = *ESCAPED this properly computes reachability.
21333 (find_what_var_points_to): New function.
21334 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21335 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21336 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21337 pt_solutions_intersect): New functions.
21338 (compute_call_used_vars): Remove.
21339 (compute_may_aliases): New main entry into PTA computation.
21340 * gimple.h (gimple_p): New typedef.
21341 (struct gimple_statement_base): Remove references_memory_p.
21342 (struct gimple_statement_with_memory_ops_base): Remove
21343 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21345 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21346 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21347 gimple_set_references_memory): Remove.
21348 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21349 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21351 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21352 (verify_expr): Allow RESULT_DECL.
21353 (gimple_duplicate_bb): Do not copy virtual operands.
21354 (gimple_duplicate_sese_region): Adjust.
21355 (gimple_duplicate_sese_tail): Likewise.
21356 (mark_virtual_ops_in_region): Remove.
21357 (move_sese_region_to_fn): Do not call it.
21358 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21359 and pass_simple_dse.
21360 (execute_function_todo): Handle TODO_update_address_taken,
21361 call execute_update_addresses_taken for TODO_rebuild_alias.
21362 (execute_todo): Adjust.
21363 (execute_one_pass): Init dump files early.
21364 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21366 (create_general_new_stmt): Clear vops.
21367 * tree-ssa-reassoc.c (get_rank): Adjust.
21368 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21369 symbols for renaming.
21370 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21371 (PARAM_AVG_ALIASED_VOPS): Likewise.
21372 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21373 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21374 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21375 (operand_build_cmp, copy_virtual_operands,
21376 create_ssa_artificial_load_stmt, add_to_addressable_set,
21377 gimple_add_to_addresses_taken): Remove public functions.
21378 (unlink_stmt_vdef): New function.
21380 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21382 * config.gcc (powerpc-*-linux*): Merge variants.
21384 2009-04-02 Chao-ying Fu <fu@mips.com>
21385 James Grosbach <james.grosbach@microchip.com>
21387 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21388 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21390 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21391 keep_interrupts_masked_p, use_debug_exception_return_p.
21392 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21393 keep_interrupts_masked, use_debug_exception_return.
21394 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21395 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21397 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21398 (mips_print_operand): Process COP0 registers to print $0 .. $31
21399 correctly for GAS to process.
21400 (mips_interrupt_extra_call_saved_reg_p): New function.
21401 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21403 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21404 (mips_compute_frame_info): Add supports for interrupt context that
21405 includes doubleword accumulators and COP0 registers.
21406 (mips_for_each_saved_acc): New function.
21407 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21408 mips_for_each_saved_reg.
21409 (mips_save_reg): Save accumulators.
21410 (mips_kernel_reg_p): A new for_each_rtx callback.
21411 (mips_expand_prologue): Support interrupt handlers.
21412 (mips_restore_reg): Restore accumulators.
21413 (mips_expand_epilogue): Support interrupt handlers.
21414 (mips_can_use_return_insn): Return false for interrupt handlers.
21415 (mips_epilogue_uses): New function.
21416 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21417 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21418 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21419 cop0_move): New instructions.
21420 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21421 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21423 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21425 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21426 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21427 interrupt handlers, we use K0 as the temporary register.
21428 (EPILOGUE_USES): Change to a function call.
21429 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21430 handlers, we use K0 as the temporary register.
21432 * doc/extend.texi (Function Attributes): Document interrupt,
21433 use_shadow_register_set, keep_interrupts_masked,
21434 use_debug_exception_return for MIPS attributes.
21436 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21438 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21439 Remove a number of t-files from tmake_file.
21440 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21441 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21442 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21443 target_prototype, not TARGET_PROTOTYPE.
21444 (LINK_OS_GNU_SPEC): Define.
21445 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21446 and darwin-ldoubdle.c.
21448 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21451 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21452 (cpp_options): Ditto.
21453 (default_compilers): Ditto.
21454 (display_help): Ditto.
21455 (process_command): Ditto.
21456 (do_spec_1): Ditto.
21457 (set_input): Use lbasename instead of duplicate code.
21458 (save_temps_prefix): New static for -save-temps=obj.
21459 (save_temps_length): Ditto.
21461 * doc/invoke.texi (-save-temps=obj): Document new variant to
21462 -save-temps switch.
21464 2009-04-02 Jeff Law <law@redhat.com>
21466 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21469 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21471 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21472 * configure: Regenerated.
21474 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21476 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21477 share the argument list.
21479 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21483 2009-02-12 Diego Novillo <dnovillo@google.com>
21485 * varpool.c (debug_varpool): New.
21486 * cgraph.h (debug_varpool): Declare.
21488 2009-04-02 Jan Hubicka <jh@suse.cz>
21490 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21493 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21495 * config/i386/i386.c (ix86_abi): Move initialization to ...
21496 (override_options): Here.
21498 2009-04-02 Christian Bruel <christian.bruel@st.com>
21500 * config/sh/sh.c (sh_dwarf_register_span): New function.
21501 (TARGET_DWARF_REGISTER_SPAN): Define.
21502 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21504 2009-04-02 Ira Rosen <irar@il.ibm.com>
21506 PR tree-optimization/39595
21507 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21508 interleaved loads group is not greater than the SLP group size.
21510 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21512 * builtins.c (is_builtin_name): New.
21513 (called_as_built_in): Use is_builtin_name.
21514 * tree.h (is_builtin_name): New.
21515 * varasm.c (incorporeal_function_p): Use is_builtin_name
21517 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21519 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21521 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21524 * c-decl.c (clone_underlying_type): Move this ...
21525 * c-common.c (set_underlying_type): ... here.
21526 Also, make sure the function properly sets TYPE_STUB_DECL() on
21527 the newly created typedef variant type.
21528 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21529 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21532 2009-04-02 Richard Guenther <rguenther@suse.de>
21534 PR tree-optimization/37221
21535 * tree-flow.h (degenerate_phi_result): Declare.
21536 * tree-ssa-dom.c (degenerate_phi_result): Export.
21537 * tree-scalar-evolution.c (analyze_initial_condition): If
21538 the initial condition is defined by a degenerate PHI node
21539 use the degenerate value.
21541 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21543 PR rtl-optimization/39588
21544 * combine.c (merge_outer_ops): Do not set the constant when this
21546 (simplify_shift_const_1): Do not modify it either in this case.
21548 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21550 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21551 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21553 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21556 * c-lex.c (interpret_float): Default (no suffix) is double.
21558 2009-04-1 Xinliang David Li <davidxl@google.com>
21560 * config/i386/i386.c (legitimate_constant_p): Recognize
21561 all one vector constant.
21563 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21565 * config/vax/vax.c: Add #includes to silence warnings.
21566 Change #include order to silence two warnings.
21568 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21570 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21571 (ASM_SPEC): Pass -k to the assembler for PIC code.
21573 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21575 * config.gcc: Add vax-*-linux* to the switch.
21576 * config/vax/linux.h: New file. (TARGET_VERSION,
21577 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21579 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21581 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21582 Use predicate macros instead of GET_CODE() == foo.
21583 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21584 ashlsi3, rotrsi3, <unnamed>): Likewise.
21586 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21588 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21589 jbbccihi, jbbccisi): Remova trailing whitespace.
21590 * config/vax/constraints.md: Likewise.
21591 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21592 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21593 * config/vax/predicates.md: Likewise.
21594 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21595 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21596 * config/vax/vax.h: Likewise.
21597 * config/vax/vax.md (nonlocal_goto): Likewise.
21599 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21601 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21602 (indirectable_address_p, adjacent_operands_p): Add spaces around
21604 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21606 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21608 * config/vax/vax.c (legitimate_constant_address_p,
21609 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21610 index_term_p, reg_plus_index_p, legitimate_address_p,
21611 vax_mode_dependent_address_p): Update comments to match functions
21612 modified by the recent int->bool conversion.
21614 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21616 * config/vax/builtins.md: Update copyright message.
21617 * config/vax/constraints.md: Likewise.
21618 * config/vax/netbsd-elf.h: Likewise.
21619 * config/vax/predicates.md: Likewise.
21620 * config/vax/vax-protos.h: Likewise.
21621 * config/vax/vax.c: Likewise.
21622 * config/vax/vax.h: Likewise.
21623 * config/vax/vax.md: Likewise.
21624 * config/vax/vax.opt: Likewise.
21626 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21628 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21629 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21630 * config/vax/constraints.md (B, R): Likewise.
21631 * config/vax/predicates.md (external_memory_operand,
21632 nonimmediate_addsub_di_operand): Likewise.
21633 * config/vax/vax.c (vax_output_int_add): Likewise.
21634 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21635 untyped_call): Likewise.
21637 2009-04-01 Matt Thomas <matt@3am-software.com>
21639 * config/vax/predicates.md: New file.
21640 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21641 external_const_operand, nonsymbolic_operand, external_memory_operand,
21642 indirect_memory_operand, indexed_memory_operand,
21643 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21644 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21646 * config/vax/constraints.md: New file.
21647 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21649 * config/vax/builtins.md: New file.
21650 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21651 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21653 * config/vax/vax.opt (mqmath): Add option.
21654 * config/vax/vax.md (isfx): Extend with DI.
21655 (VAXintQH, VAXintQHSD): Define.
21656 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21657 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21658 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21659 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21660 (movdi): Update constraints and use vax_output_int_move().
21661 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21662 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21663 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21664 nonlocal_goto): New.
21665 (mov<mode>): Extend accepted operand types.
21666 (subdi3_old): Rename from subdi3, change update constraints and use
21667 a new implementation.
21668 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21669 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21670 MOVE_RATIO, CLEAR_RATIO): Define.
21671 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21672 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21673 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21674 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21675 (split_quadword_operands): Make static and really allow variable
21677 (print_operand_address): Update for PIC generation.
21678 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21679 indexable_address_p, fixup_mathdi_operand,
21680 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21681 (vax_float_literal, legitimate_constant_p,
21682 indirectable_constant_address_p, index_term_p,
21683 reg_plus_index_p): Return bool instead of int.
21684 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21686 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21688 (vax_output_conditional_branch): Indent.
21689 (legitimate_constant_address_p, indirectable_constant_address_p,
21690 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21691 vax_mode_dependent_address_p): Return bool instead of int, update for
21693 * config/vax/vax-protos.h (legitimate_constant_address_p,
21694 legitimate_constant_p, legitimate_address_p,
21695 vax_mode_dependent_address_p): Change declaration to bool.
21696 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21697 vax_expand_addsub_di_operands, vax_output_int_subtract,
21698 vax_output_movmemsi): Declare.
21699 (split_quadword_operands, vax_float_literal): Delete declaration.
21700 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21701 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21702 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21703 ASM_OUTPUT_DWARF_PCREL): Define.
21704 (ASM_SPEC): Change definition to allow PIC generation.
21706 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21708 * doc/sourcebuild.texi: Update front-end requirements.
21710 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21713 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21714 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21715 (booldi3_internal3): Use boolean_or_operator instead of
21718 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21721 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21722 declarator whose size is not an integer constant expression but
21723 folds to an integer constant, then treat it as a constant
21726 2009-04-01 Richard Guenther <rguenther@suse.de>
21728 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21729 i * 4 + 2 to (i * 2 + 1) * 2.
21731 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21734 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21735 return if c_parser_asm_string_literal returned NULL.
21737 2009-04-01 Nick Clifton <nickc@redhat.com>
21739 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21741 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21742 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21743 other typedefs to avoid conflicts with libgcc2.c. Define labels
21744 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21746 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21747 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21750 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21752 * varasm.c (default_function_rodata_section): Declare DOT as
21755 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21756 Andrey Galkin <agalkin@hypercom.com>
21759 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21760 Make object_name unique for each process.
21762 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21765 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21766 addressable variables in the parallel that could go out of scope while
21767 running queued tasks.
21769 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21771 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21772 (CASE_VALUES_THRESHOLD): Redefine.
21773 * config/avr/avr.c (avr_override_options): Remove initialization of
21774 avr_case_values_threshold variable.
21775 (avr_case_values_threshold): Remove variable. Add new function.
21776 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21777 * config/avr/avr.opt (mno-tablejump): Remove option.
21778 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21780 2009-04-01 DJ Delorie <dj@redhat.com>
21782 * varasm.c (default_function_rodata_section): Don't assume
21783 anything about where the first '.' in the section name is.
21785 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21787 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21788 rs6000_emit_stack_tie.
21790 2009-03-31 Ian Lance Taylor <iant@google.com>
21792 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21793 gimple_code with GIMPLE_RESX, not RESX.
21795 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21797 * c-common.c (c_get_ident): New.
21798 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21800 2009-04-01 Ben Elliston <bje@au.ibm.com>
21802 * config/rs6000/sysv4.opt (msdata): Improve option description.
21804 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21806 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21807 (divdf3_internal_lat): Remove.
21808 (divxf3_internal_lat): Remove.
21809 (divxf3_internal_thr): Remove.
21810 (divxf): Use divxf3_internal.
21811 * config/ia64/div.md (divsf3_internal_lat): New.
21812 (divdf3_internal_lat): New.
21813 (divxf3_internal): New.
21815 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21818 * Makefile.in (USE_GCC_STDINT): Define.
21819 (stmp-int-hdrs): Install stdint.h if applicable.
21820 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21822 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21823 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21824 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21825 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21826 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21827 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21828 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21829 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21830 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21831 (c_common_nodes_and_builtins): Initialize
21832 underlying_wchar_type_node. Do not initialize
21833 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21834 nodes for new types.
21835 (c_stddef_cpp_builtins): Define macros for new types.
21836 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21838 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21839 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21840 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21841 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21842 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21843 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21844 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21845 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21846 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21847 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21848 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21849 int16_type_node, int32_type_node, int64_type_node,
21850 uint8_type_node, uint16_type_node, c_uint32_type_node,
21851 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21852 int_least32_type_node, int_least64_type_node,
21853 uint_least8_type_node, uint_least16_type_node,
21854 uint_least32_type_node, uint_least64_type_node,
21855 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21856 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21857 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21858 uintptr_type_node): Define.
21859 * c-cppbuiltin.c (builtin_define_constants,
21860 builtin_define_type_minmax): New.
21861 (builtin_define_stdint_macros): Define more macros.
21862 (c_cpp_builtins): Define more limit macros.
21863 (type_suffix): New.
21864 (builtin_define_type_max): Define in terms of
21865 builtin_define_type_minmax. Remove is_long parameter. All
21867 * config.gcc (use_gcc_stdint): Define.
21868 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21869 Add newlib-stdint.h for generic targets.
21870 * config/glibc-stdint.h, config/newlib-stdint.h,
21871 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21872 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21873 * config/score/score.h (UINTPTR_TYPE): Define.
21874 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21875 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21876 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21877 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21878 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21879 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21880 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21881 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21882 * config/spu/spu.h (STDINT_LONG32): Define.
21883 * configure.ac (use_gcc_stdint): Substitute.
21884 * configure: Regenerate.
21885 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21886 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21887 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21888 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21889 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21890 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21891 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21892 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21893 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21894 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21895 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21896 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21897 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21898 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21899 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21900 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21901 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21902 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21903 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21904 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21905 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21906 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21907 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21908 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21909 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21910 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21911 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21912 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21913 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21915 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21917 * loop-iv.c (suitable_set_for_replacement): Renamed from
21918 simplify_using_assignment; changed to return bool and to accept new
21919 args DEST and SRC. Return true iff we find a source/destination pair
21920 that can be used to make a replacement, and fill SRC and DEST if so.
21921 Remove arg ALTERED. Don't deal with altered regs here. All callers
21923 (simplify_using_initial_values): Deal with altered regs here and track
21924 more precisely the effect they have on the validity of our expression.
21926 * loop-iv.c (simplify_using_condition): A condition of the form
21927 (EQ REG CONST) can be used to simply make a substitution.
21928 (simplify_using_initial_values): Keep track of conditions we have seen
21929 and keep using them to simplify new expressions, while applying the
21930 same substitutions to them as to the expression.
21932 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21933 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21936 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21937 changed. Use this when trying to improve the upper bound.
21938 Generate the comparison by using simplify_gen_relational.
21940 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21942 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21944 (simplify_using_assignment, simplify_using_initial_values): Call
21945 replace_in_expr to make replacements. Call replace_single_def_regs
21946 once on the initial version of the expression.
21948 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21951 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21953 2009-03-31 Richard Guenther <rguenther@suse.de>
21955 PR middle-end/31029
21956 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21957 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21959 2009-03-31 Richard Guenther <rguenther@suse.de>
21961 * tree.h (div_if_zero_remainder): Declare.
21962 * fold-const.c (div_if_zero_remainder): Export.
21963 * tree-ssa-forwprop.c
21964 (forward_propagate_addr_into_variable_array_index): Handle
21965 constant array index addition outside of the variable index.
21967 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21970 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21971 define_splits, floatunssi<mode>2): Require x87 conversions from
21972 DImode to be permitted.
21974 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21976 PR preprocessor/15638
21977 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21979 2009-03-31 Richard Guenther <rguenther@suse.de>
21981 PR middle-end/23401
21982 PR middle-end/27810
21983 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21984 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21985 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21986 a separate statement.
21987 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21988 (lookup_tmp_var): Likewise.
21989 (is_gimple_formal_tmp_or_call_rhs): Remove.
21990 (is_gimple_reg_or_call_rhs): Rename to ...
21991 (is_gimple_reg_rhs_or_call): ... this.
21992 (is_gimple_mem_or_call_rhs): Rename to ...
21993 (is_gimple_mem_rhs_or_call): ... this.
21994 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21995 DECL_GIMPLE_REG_P only if is_formal is true.
21996 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21997 for non-proper post-modify expression gimplification.
21998 (gimplify_self_mod_expr): For post-modify expressions gimplify
21999 the lvalue to a minimal lvalue.
22000 (rhs_predicate_for): Remove formal temp case.
22001 (gimplify_modify_expr_rhs): Likewise.
22002 (gimplify_addr_expr): Use is_gimple_reg.
22003 (gimplify_expr): Remove formal temp cases.
22004 (gimple_regimplify_operands): Likewise.
22005 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22006 and FILTER_EXPR like constants.
22007 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22009 (is_gimple_formal_tmp_rhs): Remove.
22010 (is_gimple_reg_rhs): Remove special casing.
22011 (is_gimple_mem_rhs): Fix.
22012 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22013 (is_gimple_formal_tmp_var): Remove.
22014 (is_gimple_formal_tmp_reg): Likewise.
22015 (is_gimple_min_lval): Allow invariant component ref parts.
22016 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22017 is_gimple_formal_tmp_reg): Remove declarations.
22018 * tree-cfg.c (verify_expr): Verify that variables with address
22019 taken do not have DECL_GIMPLE_REG_P set.
22020 * tree-mudflap.c (mf_build_check_statement_for): Use
22021 force_gimple_operand instead of gimplify_expr.
22023 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22025 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22026 schedulable rows to compute_split_row.
22028 2009-03-31 Ben Elliston <bje@au.ibm.com>
22031 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22034 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22036 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22037 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22038 * configure: Regenerate.
22039 * config.in: Regenerate.
22040 * config/rs6000/rs6000.opt (mtls-markers): Add.
22041 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22042 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22043 (tls_ld_aix, tls_ld_sysv): Likewise.
22044 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22045 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22047 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22049 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22051 2009-03-30 Jan Hubicka <jh@suse.cz>
22053 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22055 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22056 detection and label handling.
22058 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22060 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22061 left_conflicts_size.
22062 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22063 ALLOCNO_LEFT_CONFLICTS_SIZE.
22065 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22066 remove_allocno_from_bucket_and_push,
22067 allocno_spill_priority_compare, push_allocnos_to_stack,
22068 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22069 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22070 (setup_allocno_left_conflicts_num): Ditto. Rename to
22071 setup_allocno_left_conflicts_size.
22072 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22073 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22074 setup_allocno_left_conflicts_size instead of
22075 setup_allocno_left_conflicts_num.
22077 * ira-build.c (ira_create_allocno): Use
22078 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22079 ALLOCNO_LEFT_CONFLICTS_NUM.
22081 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22083 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22084 instead of DF_LR_OUT.
22086 * ira-lives.c (process_bb_node_lives): Ditto.
22088 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22089 instead of DF_LR_{OUT,IN}.
22091 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22093 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22095 2009-03-30 Jan Hubicka <jh@suse.cz>
22097 * except.c (label_to_region_map): Fix thinko.
22099 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22101 PR middle-end/38237
22102 * tree.h (tree_find_value): New declaration.
22103 * tree.c (tree_find_value): New function.
22104 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22106 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22109 * c-decl.c (struct c_binding): Add locus field.
22110 (bind): Add locus argument, set locus field from it.
22111 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22112 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22113 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22114 implicitly_declare, undeclared_variable, lookup_label,
22115 declare_label, c_make_fname_decl, c_builtin_function,
22116 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22119 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22122 * config/i386/i386.c (classify_argument): Check total size of
22125 2009-03-30 Martin Jambor <mjambor@suse.cz>
22127 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22128 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22129 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22132 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22133 seen_variable_array_ref while also traversing a union.
22135 * tree-inline.c (optimize_inline_calls): Do not call
22136 cgraph_node_remove_callees.
22137 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22138 (pass_remove_cgraph_callee_edges): New variable.
22139 * passes.c (init_optimization_passes): Add
22140 pass_remove_cgraph_callee_edges after early inlining and before all
22141 late intraprocedural passes.
22143 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22145 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22147 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22148 Fix typos in names.
22150 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22152 * combine.c (simplify_comparison): Use have_insn_for.
22153 * dojump.c (do_jump): Likewise.
22155 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22157 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22158 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22159 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22160 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22161 instead of sparc_compare_emitted.
22162 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22163 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22164 instead of sparc_compare_emitted.
22166 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22168 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22169 enter/exit cfglayout mode.
22170 (pass_partition_block): Require it.
22171 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22172 (combine_instructions): Track basic blocks instead of labels.
22173 (update_cfg_for_uncondjump): New.
22174 (try_combine): Use it. Update jumps after rescanning.
22175 (pass_combine): Require PROP_cfglayout.
22176 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22178 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22180 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22181 Provide/destroy PROP_cfglayout respectively.
22182 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22183 * tree-pass.h (PROP_cfglayout): New.
22185 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22187 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22188 fold_convert_const_fixed_from_fixed,
22189 fold_convert_const_fixed_from_int,
22190 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22191 set TREE_CONSTANT_OVERFLOW.
22192 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22193 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22195 2009-03-30 Ira Rosen <irar@il.ibm.com>
22197 * tree-vect-loop-manip.c: New file.
22198 * tree-vectorizer.c: Update documentation and included files.
22199 (vect_loop_location): Make extern.
22200 (rename_use_op): Move to tree-vect-loop-manip.c
22201 (rename_variables_in_bb, rename_variables_in_loop,
22202 slpeel_update_phis_for_duplicate_loop,
22203 slpeel_update_phi_nodes_for_guard1,
22204 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22205 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22206 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22207 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22208 find_loop_location): Likewise.
22209 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22210 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22211 get_vectype_for_scalar_type, vect_is_simple_use,
22212 supportable_widening_operation, supportable_narrowing_operation):
22214 (bb_in_loop_p): Move to tree-vect-loop.c.
22215 (new_loop_vec_info, destroy_loop_vec_info,
22216 reduction_code_for_scalar_code, report_vect_op,
22217 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22218 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22219 (vect_supportable_dr_alignment): Likewise.
22220 * tree-vectorizer.h (tree-data-ref.h): Include.
22221 (vect_loop_location): Declare.
22222 Reorganize function declarations according to the new file structure.
22223 * tree-vect-loop.c: New file.
22224 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22225 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22226 * tree-vect-data-refs.c: New file.
22227 * tree-vect-patterns.c (timevar.h): Don't include.
22228 * tree-vect-stmts.c: New file.
22229 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22230 tree-vect-slp.c, tree-vect-loop.c.
22231 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22232 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22233 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22234 (tree-vect-analyze.o): Remove.
22235 (tree-vect-transform.o): Likewise.
22236 (tree-vect-data-refs.o): Add rule.
22237 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22238 tree-vect-slp.o): Likewise.
22239 (tree-vect-patterns.o): Remove redundant dependencies.
22240 (tree-vectorizer.o): Likewise.
22241 * tree-vect-slp.c: New file.
22243 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22245 * optc-gen.awk: Warn if an option flag has multiple different
22248 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22250 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22251 -floop-block): Document dependences on PPL, CLooG and Graphite.
22253 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22255 PR rtl-optimization/323
22256 * c-common.c (c_fully_fold, convert_and_check,
22257 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22258 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22259 * c-common.def (EXCESS_PRECISION_EXPR): New.
22260 * c-cppbuiltin.c (builtin_define_float_constants): Define
22261 constants with enough digits for long double.
22262 * c-lex.c (interpret_float): Interpret constant with excess
22263 precision where appropriate.
22264 * c-opts.c (c_common_post_options): Set
22265 flag_excess_precision_cmdline. Give an error for
22266 -fexcess-precision=standard for C++ for processors where the
22267 option is significant.
22268 * c-parser.c (c_parser_conditional_expression): Handle excess
22269 precision in condition.
22270 * c-typeck.c (convert_arguments): Handle arguments with excess
22272 (build_unary_op): Move excess precision outside operation.
22273 (build_conditional_expr): Likewise.
22274 (build_compound_expr): Likewise.
22275 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22276 (build_modify_expr): Handle excess precision in RHS.
22277 (convert_for_assignment): Handle excess precision in converted
22279 (digest_init, output_init_element, process_init_element): Handle
22280 excess precision in initializer.
22281 (c_finish_return): Handle excess precision in return value.
22282 (build_binary_op): Handle excess precision in operands and add
22283 excess precision as needed for operation.
22284 * common.opt (-fexcess-precision=): New option.
22285 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22286 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22287 For standard excess precision, output explicit conversion to and
22288 truncation from XFmode.
22289 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22290 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22291 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22292 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22293 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22294 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22295 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22296 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22297 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22298 define_splits, sqrt<mode>2): Disable where appropriate for
22299 standard excess precision.
22300 * convert.c (convert_to_real): Do not shorten arithmetic to type
22301 for which excess precision would be used.
22302 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22303 * doc/invoke.texi (-fexcess-precision=): Document option.
22304 (-mfpmath=): Correct index entry.
22305 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22306 flag_excess_precision): New.
22307 * langhooks.c (lhd_post_options): Set
22308 flag_excess_precision_cmdline.
22309 * opts.c (common_handle_option): Handle -fexcess-precision=.
22310 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22311 init_excess_precision): New.
22312 (lang_dependent_init_target): Call init_excess_precision.
22313 * tree.c (excess_precision_type): New.
22314 * tree.h (excess_precision_type): Declare.
22316 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22319 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22320 non-lvalue to component.
22322 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22324 PR preprocessor/34695
22325 * Makefile.in (c-opts.o): Depend on c-tree.h.
22326 * c-common.c: Move down include of diagnostic.h.
22327 (done_lexing, c_cpp_error): New.
22328 * c-common.h (done_lexing): Declare.
22329 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22331 * c-opts.c: Include c-tree.h.
22332 (c_common_init_options): Set preprocessor error callback.
22333 (c_common_handle_option): Do not set preprocessor
22334 inhibit_warnings, warnings_are_errors, warn_system_headers,
22335 pedantic_errors or inhibit_warnings flags.
22336 (c_common_post_options): Do not check cpp_errors (parse_in).
22337 (c_common_finish): Do not output dependencies if there were
22338 errors. Do not check return value of cpp_finish.
22339 * c-ppoutput.c (pp_file_change): Set input_location.
22340 * c-tree.h (c_cpp_error): Declare.
22341 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22343 (diagnostic_build_prefix): Check override_column.
22344 * diagnostic.h (diagnostic_info): Add override_column field.
22345 (diagnostic_override_column): Define.
22347 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22349 * c-common.c (c_expand_expr, c_staticp): Remove.
22350 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22351 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22352 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22353 * c-gimplify.c (gimplify_compound_literal_expr,
22354 optimize_compound_literals_in_ctor): Remove.
22355 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22356 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22357 * c-semantics.c (emit_local_var): Remove.
22359 * langhooks-def.h (lhd_expand_expr): Remove.
22360 * langhooks.c (lhd_expand_expr): Remove.
22361 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22363 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22364 handling from c-semantics.c; don't call into langhook.
22365 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22366 * gimplify.c (gimplify_compound_literal_expr,
22367 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22368 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22369 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22370 as was done in c-gimplify.c.
22371 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22372 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22373 Move from c-common.h.
22374 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22376 * tree.c (staticp): Do not call langhook.
22377 * langhooks.c (lhd_staticp): Delete.
22378 * langhooks-def.h (lhd_staticp): Delete prototype.
22379 (LANG_HOOKS_STATICP): Delete.
22380 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22382 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22383 instead of DECL_STMTs.
22385 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22393 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22395 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22396 contained expression.
22397 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22398 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22399 conditional expressions for C.
22400 (decl_constant_value_for_optimization): Move from
22401 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22402 whether optimizing and that the expression is a VAR_DECL not of
22403 array type instead of doing such checks in the caller. Do not
22404 check pedantic. Call gcc_unreachable for C++.
22405 * c-common.def (C_MAYBE_CONST_EXPR): New.
22406 * c-common.h (c_fully_fold, c_save_expr,
22407 decl_constant_value_for_optimization): New prototypes.
22408 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22409 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22410 EXPR_INT_CONST_OPERANDS): Define.
22411 * c-convert.c (convert): Strip nops from expression.
22412 * c-decl.c (groktypename): Take extra parameters expr and
22413 expr_const_operands. Update call to grokdeclarator.
22414 (start_decl): Update call to grokdeclarator. Add statement for
22415 expressions used in type of decl.
22416 (grokparm): Update call to grokdeclarator.
22417 (push_parm_decl): Update call to grokdeclarator.
22418 (build_compound_literal): Add parameter non_const and build a
22419 C_MAYBE_COSNT_EXPR if applicable.
22420 (grokdeclarator): Take extra parameters expr and
22421 expr_const_operands. Track expressions used in declaration
22422 specifiers and declarators. Fold array sizes and track whether
22423 they are constant expressions and whether they are integer
22424 constant expressions.
22425 (parser_xref_tag): Set expr and expr_const_operands fields in
22427 (grokfield): Update call to grokdeclarator.
22428 (start_function): Update call to grokdeclarator.
22429 (build_null_declspecs): Set expr and expr_const_operands fields in
22431 (declspecs_add_type): Handle expressions in typeof specifiers.
22432 * c-parser.c (c_parser_declspecs): Set expr and
22433 expr_const_operands fields for declaration specifiers.
22434 (c_parser_enum_specifier): Likewise.
22435 (c_parser_struct_or_union_specifier): Likewise.
22436 (c_parser_typeof_specifier): Likewise. Update call to
22437 groktypename. Fold expression as needed. Return expressions with
22438 type instead of adding statements.
22439 (c_parser_attributes): Update calls to c_parser_expr_list.
22440 (c_parser_statement_after_labels): Fold expression before passing
22441 to objc_build_throw_stmt.
22442 (c_parser_condition): Fold expression.
22443 (c_parser_asm_operands): Fold expression.
22444 (c_parser_conditional_expression): Use c_save_expr. Update call
22445 to build_conditional_expr.
22446 (c_parser_alignof_expression): Update call to groktypename.
22447 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22448 original_code. Fold expression argument of va_arg. Create
22449 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22450 argument to va_arg. Update calls to groktypename. Fold array
22451 index for offsetof. Verify that first argument to
22452 __builtin_choose_expr has integer type.
22453 (c_parser_postfix_expression_after_paren_type): Update calls to
22454 groktypename and build_compound_literal. Handle expressions with
22455 side effects in type name.
22456 (c_parser_postfix_expression_after_primary): Update call to
22457 c_parser_expr_list. Set original_code for calls to
22458 __builtin_constant_p.
22459 (c_parser_expr_list): Take extra parameter fold_p. Fold
22460 expressions if requested.
22461 (c_parser_objc_type_name): Update call to groktypename.
22462 (c_parser_objc_synchronized_statement): Fold expression.
22463 (c_parser_objc_receiver): Fold expression.
22464 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22465 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22466 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22467 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22468 (struct c_typespec): Add elements expr and expr_const_operands.
22469 (struct c_declspecs): Add elements expr and expr_const_operands.
22470 (groktypename, build_conditional_expr, build_compound_literal):
22472 (in_late_binary_op): Declare.
22473 * c-typeck.c (note_integer_operands): New function.
22474 (in_late_binary_op): New variable.
22475 (decl_constant_value_for_broken_optimization): Move to c-common.c
22476 and rename to decl_constant_value_for_optimization.
22477 (default_function_array_conversion): Do not strip nops.
22478 (default_conversion): Do not call
22479 decl_constant_value_for_broken_optimization.
22480 (build_array_ref): Do not fold result.
22481 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22482 result when operand is a VLA.
22483 (c_expr_sizeof_type): Update call to groktypename. Handle
22484 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22485 result when operand names a VLA type.
22486 (build_function_call): Update call to build_compound_literal.
22487 Only fold result for calls to __builtin_* functions. Strip
22488 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22489 the function designator.
22490 (convert_arguments): Fold arguments. Update call to
22491 convert_for_assignment.
22492 (build_unary_op): Handle increment and decrement of
22493 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22494 decrement earlier. Fold operand of increment and decrement.
22495 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22496 built for integer operand. Wrap returns that are INTEGER_CSTs
22497 without being integer constant expressions or that have integer
22498 constant operands without being INTEGER_CSTs.
22499 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22500 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22501 result is an integer constant expression or can be used in
22502 unevaluated parts of one and avoid folding and wrap as
22503 appropriate. Fold operands before possibly doing -Wsign-compare
22505 (build_compound_expr): Wrap result for C99 if operands can be used
22506 in integer constant expressions.
22507 (build_c_cast): Update call to digest_init. Do not ignore
22508 overflow from casting floating-point constants to integers. Wrap
22509 results that could be confused with integer constant expressions,
22510 null pointer constants or floating-point constants.
22511 (c_cast_expr): Update call to groktypename. Handle expressions
22512 included in type name.
22513 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22514 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22515 Update calls to convert_for_assignment.
22516 (convert_for_assignment): Take new parameter
22517 null_pointer_constant. Do not strip nops or call
22518 decl_constant_value_for_broken_optimization. Set
22519 in_late_binary_op for conversions to boolean.
22520 (store_init_value): Update call to digest_init.
22521 (digest_init): Take new parameter null_pointer_constant. Do not
22522 call decl_constant_value_for_broken_optimization. pedwarn for
22523 initializers not constant expressions. Update calls to
22524 convert_for_assignment.
22525 (constructor_nonconst): New.
22526 (struct constructor_stack): Add nonconst element.
22527 (really_start_incremental_init, push_init_level, pop_init_level):
22528 Handle constructor_nonconst and nonconst element.
22529 (set_init_index): Call constant_expression_warning for array
22531 (output_init_element): Fold value. Set constructor_nonconst as
22532 applicable. pedwarn for initializers not constant expressions.
22533 Update call to digest_init. Call constant_expression_warning
22534 where constant initializers are required.
22535 (process_init_element): Use c_save_expr.
22536 (c_finish_goto_ptr): Fold expression.
22537 (c_finish_return): Fold return value. Update call to
22538 convert_for_assignment.
22539 (c_start_case): Fold switch expression.
22540 (c_process_expr_stmt): Fold expression.
22541 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22542 ensure statement expression is not evaluated in constant expression.
22543 (build_binary_op): Track whether results are integer constant
22544 expressions or may occur in such, disable folding and wrap results
22545 as applicable. Fold operands for -Wsign-compare warnings unless
22547 (c_objc_common_truthvalue_conversion): Handle results folded to
22548 integer constants that are not integer constant expressions.
22549 * doc/extend.texi: Document when typeof operands are evaluated,
22550 that condition of __builtin_choose_expr is an integer constant
22551 expression, and more about use of __builtin_constant_p in
22554 2009-03-29 Richard Guenther <rguenther@suse.de>
22556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22557 propagate addresses of array references.
22559 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22561 * regmove.c (perhaps_ends_bb_p): Remove.
22562 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22563 from INSN and check that the main loop stays within that basic block.
22564 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22565 (regmove_forward_pass): Split out from regmove_optimize. Use
22566 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22567 (regmove_backward_pass): Split out from regmove_optimize. Use
22568 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22569 (regmove_optimize): Simplify.
22571 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22574 * config/i386/i386.c (classify_argument): Ignore flexible array
22575 member in struct and warn ABI change.
22577 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22579 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22581 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22582 (ix86_adjust_cost): Updated.
22584 2009-03-29 Jan Hubicka <jh@suse.cz>
22586 PR middle-end/28850
22587 * tree-pass.h (pass_cleanup_eh): New function.
22588 (remove_unreachable_regions): Break code handling RTL
22589 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22590 that can not be reached by runtime.
22591 (can_be_reached_by_runtime): New function.
22592 (label_to_region_map): New function.
22593 (num_eh_regions): New function.
22594 (rtl_remove_unreachable_regions): New function.
22595 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22596 (remove_eh_region): New function.
22597 * except.h: Include sbitmap and vecprim.
22598 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22599 num_eh_regions): Declare.
22600 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22601 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22602 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22603 (tree_empty_eh_handler_p): New function.
22604 (cleanup_empty_eh): New function.
22605 (cleanup_eh): New function.
22606 (pass_cleanup_eh): New function.
22608 2009-03-29 Jan Hubicka <jh@suse.cz>
22610 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22611 for removed regions.
22613 2009-03-29 Jan Hubicka <jh@suse.cz>
22615 * except.c (dump_eh_tree): Dump all datastructures.
22617 2009-03-29 Jan Hubicka <jh@suse.cz>
22619 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22620 (duplicate_eh_regions_1): Likewise.
22621 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22622 vector; call EH verification.
22623 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22624 Be ready for region being removed.
22626 2009-03-29 Jan Hubicka <jh@suse.cz>
22628 * bitmap.c (bitmap_last_set_bit): New function.
22629 * bitmap.h (bitmap_last_set_bit): Declare.
22631 2009-03-29 David Ayers <ayers@fsfe.org>
22634 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22635 by calling objc_compare_types and surpress warnings about
22636 incompatible C pointers that are compatible ObjC pointers.
22638 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22640 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22641 call initialize_inline_failed.
22642 (initialize_inline_failed): Move it from here ...
22643 * cgraph.c (initialize_inline_failed): ... to here.
22644 (cgraph_create_edge): Call initialize_inline_failed rather than
22645 setting inline_failed directly.
22647 2009-03-29 Ben Elliston <bje@au.ibm.com>
22650 * sysv4.opt (msdata): Improve comment.
22651 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22652 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22654 2009-03-29 Ben Elliston <bje@au.ibm.com>
22657 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22658 load and store attributes.
22660 2009-03-29 Ben Elliston <bje@au.ibm.com>
22662 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22663 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22664 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22665 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22666 __builtin_infq and __builtin_huge_valq.
22668 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22670 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22672 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22673 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22675 2009-03-28 Xinliang David Li <davidxl@google.com>
22677 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22678 (do_dbg_cnt): New function.
22680 2009-03-28 Jan Hubicka <jh@suse.cz>
22682 Merge from pretty-ipa:
22684 2009-03-27 Jan Hubicka <jh@suse.cz>
22686 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22687 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22688 * passes.c (function_called_by_processed_nodes_p): New.
22689 * ipa-pure-const.c (check_call): Fix handling of operands.
22690 (analyze_function): Dump debug output for skipped bodies.
22691 (local_pure_const): Use function_called_by_processed_nodes_p.
22692 * dwarf2out.c (reference_to_unused): Use output.
22693 * passes.c (do_per_function_toporder): Likewise.
22695 2008-11-12 Jan Hubicka <jh@suse.cz>
22697 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22698 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22699 state_set_in_source enum
22700 (check_decl): Ignore memory tags; do not set fake looping flags;
22702 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22703 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22704 (check_call, analyze_function): Rewrite.
22706 (add_new_function): Update call of analyze_function.
22707 (generate_summary): Add call of analyze_function.
22708 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22709 (local_pure_const): New function.
22710 (pass_local_pure_const): New pass.
22711 * ipa-inline.c (inline_transform): Set after_inlining.
22712 * tree-eh.c (stmt_can_throw_external): New.
22713 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22714 work with aliasing built.
22715 * tree-flow.h (stmt_can_throw_external): New.
22716 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22717 and local pure/const pass in early and late optimization queue.
22719 2009-03-28 Martin Jambor <mjambor@suse.cz>
22721 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22723 (fold_binary): Allow function decl aligment consideration is the
22724 second argument is integer constant one.
22725 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22726 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22727 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22729 2009-03-28 Jan Hubicka <jh@suse.cz>
22731 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22732 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22733 * function.h (rtl_data): Add nothrow flag.
22734 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22735 set DECL_NOTHROW for AVAILABLE functions.
22737 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22739 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22740 following vector keyword has expansion starting with pixel or bool
22741 keyword, expand vector to __vector and pixel or bool to __pixel or
22745 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22746 warn_if_disallowed_function_p): Removed.
22747 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22748 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22749 warning_if_disallowed_function_p.
22750 * flags.h (warn_if_disallowed_function_p,
22751 warn_disallowed_functions): Removed.
22752 * common.opt (Wdisallowed-function-list=): Removed.
22753 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22755 2009-03-28 Richard Guenther <rguenther@suse.de>
22757 PR tree-optimization/38723
22758 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22761 2009-03-28 Jan Hubicka <jh@suse.cz>
22763 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22764 test introduced by my previous patch.
22766 2009-03-28 Richard Guenther <rguenther@suse.de>
22768 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22769 the PHIs value undefined.
22771 2009-03-28 Jan Hubicka <jh@suse.cz>
22773 * tree-pass.h (pass_fixup_cfg): New pass.
22774 * ipa-inline.c (inline_transform): Set
22775 always_inline_functions_inlined/after_inlining.
22776 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22777 (pass_fixup_cfg): New pass.
22778 * passes.c (init_optimization_passes): Add fixup_cfg.
22780 2009-03-28 Richard Guenther <rguenther@suse.de>
22782 PR tree-optimization/38458
22783 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22784 argument use the arguments copy-of value.
22786 2009-03-28 Richard Guenther <rguenther@suse.de>
22788 PR tree-optimization/38180
22789 * tree-ssa-ccp.c (get_default_value): Simplify.
22790 (likely_value): Likewise.
22791 (surely_varying_stmt_p): Properly handle VOP case.
22792 (ccp_initialize): Likewise.
22793 (ccp_fold): Handle propagating through *&.
22794 (fold_const_aggregate_ref): Also handle decls.
22796 2009-03-28 Jan Hubicka <jh@suse.cz>
22798 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22799 * cgraph.h (cgraph_node): Likewise.
22800 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22801 (cgraph_reset_node): Use process flag.
22802 (cgraph_mark_functions_to_output): Likewise.
22803 (cgraph_expand_function): Likewise.
22804 (cgraph_expand_all_functions): Likewise.
22805 (cgraph_output_in_order): Likewise.
22806 * dwarf2out.c (reference_to_unused): Likewise.
22807 * passes.c do_per_function_toporder): Likewise.
22809 2009-03-28 Jan Hubicka <jh@suse.cz>
22811 Bring from lto-branch:
22813 2008-09-03 Doug Kwan <dougkwan@google.com>
22815 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22816 enums instead of reason strings.
22817 * cgraph.c (cgraph_create_edge): Same.
22818 (cgraph_inline_failed_string): New function.
22819 * cgraph.h (cgraph_inline_failed_t): New enum type.
22820 (cgraph_inline_failed_string): New prototype.
22821 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22822 char pointer to cgraph_inline_failed_t.
22823 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22824 (cgraph_default_inline_p): Ditto.
22825 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22826 to cgraph_inline_failed_t pointer.
22827 * cif-code.def: New file.
22828 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22830 (cgraph_check_inline_limits): Change type of REASON to pointer to
22831 cgraph_inline_failed_t. Replace reason strings with enums.
22832 (cgraph_default_inline_p): Ditto.
22833 (cgraph_recursive_inlining_p): Ditto.
22834 (update_caller_keys): Change type of FAILED_REASON to
22835 cgraph_inline_failed_t.
22836 (cgraph_set_inline_failed): Change type of REASON to pointer to
22837 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22838 convert enums to strings for text output.
22839 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22840 to be of type cgraph_inline_failed_t. Replace reason strings with
22841 enums. Call cgraph_inline_failed_string to covert enums
22842 to strings for text output.
22843 (cgraph_decide_inlining): Replace reason strings with enums.
22844 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22845 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22847 * tree-inline.c (expand_call_inline): Change type of REASON
22848 to cgraph_inline_failed_t. Replace reason strings with enums.
22849 Call cgraph_inline_failed_string for text output.
22850 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22853 2009-03-28 Jan Hubicka <jh@suse.cz>
22855 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22856 cgraph_clone_node): Remove master clone handling.
22857 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22858 * cgraph.h (master_clone): Remove.
22859 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22860 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22861 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22863 2009-03-28 Jan Hubicka <jh@suse.cz>
22865 * cgraph.c (cgraph_function_body_availability): Functions declared
22866 inline are always safe to assume that it is not going to be replaced.
22868 2009-03-28 Richard Guenther <rguenther@suse.de>
22870 PR tree-optimization/38513
22871 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22872 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22873 EXC_PTR_EXPR and FILTER_EXPR.
22874 (get_ref_from_reference_ops): Likewise.
22876 2009-03-28 Richard Guenther <rguenther@suse.de>
22878 PR tree-optimization/38968
22879 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22880 Use FLOOR_MOD_EXPR to compute misalignment.
22882 2009-03-28 Richard Guenther <rguenther@suse.de>
22884 PR tree-optimization/37795
22885 * tree.h (combine_comparisons): Declare.
22886 * fold-const.c (combine_comparisons): Export.
22887 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22889 (ifcombine_iforif): Use combine_comparisons.
22891 2009-03-28 Jan Hubicka <jh@suse.cz>
22893 * tree-eh.c (inlinable_call_p): New function.
22894 (make_eh_edges): Use it.
22895 (verify_eh_edges): Use it.
22896 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22897 * except.c (reachable_next_level): Add inlinable_function argument
22898 (sjlj_find_directly_reachable_regions): Update.
22899 (add_reachable_handler): Do not set saw_any_handlers.
22900 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22901 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22902 Add new inlinable call parameter.
22903 (can_throw_internal, can_throw_external): Update.
22904 * except.h (can_throw_internal_1, can_throw_external_1,
22905 foreach_reachable_handler): Update declaration.
22907 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22909 * config/arm/t-arm-coff, config/h8300/coff.h,
22910 config/i386/i386-aout.h, config/i386/i386-coff.h,
22911 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22912 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22913 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22914 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22915 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22916 sys-types.h: Remove.
22917 * Makefile.in: Remove protoize and fixproto support and references
22919 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22920 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22922 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22923 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22924 unprotoize$(exeext).
22925 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22926 (.PHONY): Don't depend on proto.
22927 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22928 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22929 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22930 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22931 build/gen-protos.o, build/scan.o, xsys-protos.h,
22932 build/fix-header$(build_exeext), build/fix-header.o,
22933 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22934 stmp-install-fixproto): Remove.
22935 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22936 SYSCALLS.c or fixproto files.
22937 (install-common): Don't install protoize.
22938 (install-headers-tar, install-headers-cpio, install-headers-cp):
22939 Don't depend on $(STMP_FIXPROTO).
22940 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22941 install fixproto files or write out fixproto settings.
22942 (uninstall): Don't uninstall protoize.
22943 * config.gcc (use_fixproto): Remove.
22944 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22945 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22946 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22947 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22948 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22949 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22950 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22951 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22952 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22953 * config/t-vxworks (STMP_FIXPROTO): Remove.
22954 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22955 STMP_FIXPROTO): Remove.
22956 * config.in, configure: Regenerate.
22957 * crtstuff.c (gid_t, uid_t): Don't undefine.
22958 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22959 (arm-*-coff, arm-*-aout: Remove target entries.
22960 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22961 Remove mention of AIX 4.1.
22962 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22963 * doc/invoke.texi (Running Protoize): Remove.
22964 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22965 (Protoize Caveats): Remove.
22966 * tsystem.h: Update comments on headers assumed to exist.
22968 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22970 * genautomata.c: Add a new year to the copyright. Add a new
22972 (struct insn_reserv_decl): Add comments for member bypass_list.
22973 (find_bypass): Remove.
22974 (insert_bypass): New.
22975 (process_decls): Use insert_bypass.
22976 (output_internal_insn_latency_func): Output all bypasses with the
22977 same input insn in one switch case.
22979 * rtl.def (define_bypass): Describe bypass choice.
22980 * doc/md.texi (define_bypass): Ditto.
22982 2009-03-27 Richard Guenther <rguenther@suse.de>
22984 * gimplify.c (mark_addressable): Export.
22985 * tree-flow.h (mark_addressable): Declare.
22986 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22987 * tree-ssa.c (verify_phi_args): Verify that address taken
22988 variables have TREE_ADDRESSABLE set.
22990 2009-03-27 Richard Guenther <rguenther@suse.de>
22992 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22993 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22994 Do not mark decls TREE_ADDRESSABLE.
22995 (build_fold_addr_expr): Adjust.
22996 (fold_addr_expr): Remove.
22997 (fold_unary): Use build_fold_addr_expr.
22998 (fold_comparison): Likewise.
22999 (split_address_to_core_and_offset): Likewise.
23000 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23002 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23003 (gimplify_modify_expr_to_memcpy): Mark source and destination
23005 * omp-low.c (create_omp_child_function): Mark the object decl
23007 (lower_rec_input_clauses): Mark the var we take the address of
23009 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23011 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23013 PR middle-end/39315
23014 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23015 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23017 2009-03-27 Richard Guenther <rguenther@suse.de>
23019 PR tree-optimization/39120
23020 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23022 (handle_lhs_call): Process return constraints. Add escape
23023 constraints if necessary.
23024 (handle_const_call): Fill out return constraints. Make nested
23025 case more precise. Avoid consttmp if possible.
23026 (handle_pure_call): Fill out return constraints. Avoid
23027 callused if possible.
23028 (find_func_aliases): Simplify call handling.
23030 2009-03-27 Richard Guenther <rguenther@suse.de>
23032 PR tree-optimization/39120
23033 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23034 as a representative.
23035 (solve_graph): Do propagate CALLUSED.
23036 (handle_pure_call): Use a scalar constraint from CALLUSED for
23038 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23041 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23044 * c-common.c (handle_aligned_attribute): Properly check alignment
23045 overflow. Use (1U << i) instead of (1 << i).
23047 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23049 * expr.h (get_mem_align_offset): Updated.
23051 * tree.h (tree_decl_common): Change align to "unsigned int" and
23052 move it before pointer_alias_set.
23054 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23055 Jakub Jelinek <jakub@redhat.com>
23058 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23059 gr_register_operand with gr_reg_or_0_operand.
23060 (cmpxchg_rel_di): Likewise.
23061 (sync_lock_test_and_set<mode>): Likewise.
23063 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23065 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23066 (true_regnum): Likewise.
23068 * rtlanal.c (subreg_info): Moved to ...
23069 * rtl.h (subreg_info): Here. New.
23070 (subreg_get_info): New.
23072 * rtlanal.c (subreg_get_info): Make it extern.
23074 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23077 * config/i386/i386.c (ix86_abi): New.
23078 (override_options): Handle -mabi=.
23079 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23080 (ix86_call_abi_override): Likewise.
23081 (init_cumulative_args): Likewise.
23082 (function_arg_advance): Likewise.
23083 (function_arg_64): Likewise.
23084 (function_arg): Likewise.
23085 (ix86_pass_by_reference): Likewise.
23086 (ix86_function_value_regno_p): Likewise.
23087 (ix86_build_builtin_va_list_abi): Likewise.
23088 (setup_incoming_varargs_64): Likewise.
23089 (is_va_list_char_pointer): Likewise.
23090 (ix86_init_machine_status): Likewise.
23091 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23092 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23093 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23094 (ix86_function_abi): Make it static and return enum calling_abi.
23095 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23097 (ix86_fn_abi_va_list): Updated.
23099 * config/i386/i386.h (ix86_abi): New.
23100 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23101 (CONDITIONAL_REGISTER_USAGE): Likewise.
23102 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23103 (machine_function): Likewise.
23105 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23107 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23108 (STACK_BOUNDARY): Likewise.
23109 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23111 * config/i386/i386.opt (mabi=): New.
23113 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23114 return enum calling_abi.
23115 (ix86_function_type_abi): Likewise.
23116 (ix86_function_abi): Removed.
23118 * doc/invoke.texi: Document -mabi= option for x86.
23120 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23122 * builtins.c (real_dconstp): Delete.
23123 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23125 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23126 Jakub Jelinek <jakub@redhat.com>
23129 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23130 (gen_subprogram_die): When a function is explicit, generate the
23131 DW_AT_explicit attribute.
23132 * langhooks.h (struct lang_hooks_for_decls): Add
23133 function_decl_explicit_p langhook.
23134 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23135 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23137 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23139 * builtins.c (fold_builtin_memory_op): Optimize memmove
23140 into memcpy if we can prove source and destination don't overlap.
23142 * tree-inline.c: Include gt-tree-inline.h.
23143 (clone_fn_id_num): New variable.
23144 (clone_function_name): New function.
23145 (tree_function_versioning): Use it.
23146 * Makefile.in (GTFILES): Add tree-inline.c.
23148 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23150 * BASE-VER: Change to 4.5.0.
23152 2009-03-27 Xinliang David Li <davidxl@google.com>
23154 PR tree-optimization/39557
23155 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23157 2009-03-27 Xinliang David Li <davidxl@google.com>
23159 PR tree-optimization/39548
23160 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23163 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23165 * c-common.c (pointer_int_sum): Use %wd on return from
23168 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23170 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23171 on return from tree_low_cst.
23173 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23176 * ginclude/stdarg.h (va_copy): Define also for
23177 __GXX_EXPERIMENTAL_CXX0X__.
23179 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23182 * builtins.h (c_strlen): Do not warn here.
23183 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23184 * c-common.c (pointer_int_sum): Take an explicit location.
23185 Warn about offsets out of bounds.
23186 * c-common.h (pointer_int_sum): Adjust declaration.
23188 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23190 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23193 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23196 * opts.c (warn_if_disallowed_function_p): Don't assume
23197 get_callee_fndecl must return non-NULL.
23199 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23201 PR rtl-optimization/39522
23202 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23203 when reg_reloaded_valid is set.
23205 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23207 * config/spu/divv2df3.c: New file.
23208 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23209 (DPBIT_FUNCS): Filter out _div_df.
23211 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23213 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23214 a jump insn, count that jump in the distance to the loop start.
23216 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23219 * config/sh/sh.c (calc_live_regs): Fix condition for global
23220 registers except PIC_OFFSET_TABLE_REGNUM.
23222 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23225 * doc/invoke.texi (-mconsole): New.
23227 (-mno-cygwin): New.
23229 (-mnop-fun-dllimport): New.
23233 (sub section "i386 and x86-64 Windows Options"): New.
23235 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23237 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23238 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23240 2009-03-25 Richard Guenther <rguenther@suse.de>
23242 PR middle-end/39497
23243 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23246 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23248 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23249 neither of haifa/selective schedulers are working.
23251 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23253 * doc/invoke.texi (Debugging Options): Fix description of
23254 -fno-merge-debug-strings.
23256 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23258 * config/cris/libgcc.ver: New version-script.
23259 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23261 * configure.ac <GAS features, nop mnemonic>: Add pattern
23262 crisv32-*-* for "nop".
23263 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23264 * configure: Regenerate.
23266 2009-03-24 Ira Rosen <irar@il.ibm.com>
23268 PR tree-optimization/39529
23269 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23270 mark_sym_for_renaming for the tag copied to the new vector
23273 2009-03-24 Arthur Loiret <aloiret@debian.org>
23275 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23276 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23277 EXTRA_SPEC_FUNCTIONS.
23278 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23279 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23280 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23281 -march and -mtune options.
23283 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23285 * config/m68k/t-rtems: Add m5329 multilib.
23287 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23288 Jakub Jelinek <jakub@redhat.com>
23291 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23294 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23297 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23298 instead of c_parser_expression_conv, if original_code isn't one of the
23299 4 allowed comparison codes, fail.
23301 2009-03-23 Richard Guenther <rguenther@suse.de>
23303 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23304 * tree.h (struct tree_type): Likewise.
23305 * reload.h (struct insn_chain): Likewise.
23306 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23307 * function.h (struct function): Likewise.
23308 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23310 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23312 PR tree-optimization/39516
23313 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23315 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23317 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23318 should be set true if BITS_PER_WORD of target is bigger than 32
23320 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23322 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23323 Translate -B-options to -rpath-link. Correct existing
23324 rpath-link and conditionalize on !nostdlib.
23326 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23328 * doc/extend.texi (Function Attributes, Variable Attributes):
23330 * doc/invoke.texi (Debugging Options, Optimize Options)
23331 (i386 and x86-64 Options, MCore Options): Likewise.
23333 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23336 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23337 it for block local namespace aliases.
23338 (gen_decl_die): Pass context_die to gen_namespace_die.
23340 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23343 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23344 minimum or maximum value.
23346 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23348 * reginfo.c (globalize_reg): Recompute derived reg sets.
23350 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23353 * libgcc2.c (mprotect): Do not use signed arguments for
23354 VirtualProtect, use DWORD arguments. Also fix the 'may
23355 be used uninitialized' warning for the np variable.
23357 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23360 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23361 functions using regparm calling conventions when not optimizing.
23362 (ix86_function_sseregparm): Similarly for sseregparm calling
23365 2009-03-19 Li Feng <nemokingdom@gmail.com>
23367 PR middle-end/39500
23368 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23369 dependence if the first conflict is after niter iterations.
23371 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23373 PR middle-end/38609
23374 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23375 functions with dynamic stack-pointer adjustments.
23377 2009-03-19 Ben Elliston <bje@au.ibm.com>
23379 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23380 option; change to -msdata=data.
23382 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23384 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23387 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23390 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23392 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23394 * doc/invoke.texi (Code Gen Options): Expand discussion of
23397 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23399 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23400 * matrix-reorg.c (struct matrix_info): Likewise.
23401 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23402 * rtl.h (struct mem_attrs): Likewise.
23403 * df.h (struct df): Likewise.
23404 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23405 * ira-int.h (struct ira_allocno): Likewise.
23406 * df-scan.c (struct df_collection_rec): Likewise.
23407 * ira.c (struct equivalence): Likewise.
23408 * function.c (struct temp_slot): Likewise.
23409 * cfgloop.h (struct loop): Likewise.
23412 * function.c (use_register_for_decl): When not optimizing, disregard
23413 register keyword for variables with types containing methods.
23415 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23417 PR middle-end/39447
23418 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23419 (is_simple_operand): Call contains_component_ref_p before calling data
23420 reference analysis that would fail on COMPONENT_REFs.
23422 * tree-vrp.c (search_for_addr_array): Fix formatting.
23424 2009-03-18 Richard Guenther <rguenther@suse.de>
23426 * tree-vect-transform.c (vect_loop_versioning): Fold the
23427 generated comparisons.
23428 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23429 (slpeel_tree_peel_loop_to_edge): Likewise.
23431 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23433 PR middle-end/37805
23434 * opts.c (print_specific_help): In addition to `undocumented',
23435 accept `separate' and `joined' flags if passed alone. Describe
23436 output by the first matched one of those.
23437 (common_handle_option): Skip over empty strings.
23438 * gcc.c (display_help): Fix help string for `--help='.
23439 * doc/invoke.texi (Option Summary, Overall Options): With
23440 `--help=', classes and qualifiers can both be repeated, but
23441 only the latter can be negated. One should not pass only
23442 negated qualifiers. Fix markup and examples.
23445 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23446 PR middle-end/37805
23447 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23448 and -fhelp=separate.
23450 2009-03-17 Jing Yu <jingyu@google.com>
23452 PR middle-end/39378
23453 * function.h (struct rtl_data): Move is_thunk from here...
23454 (struct function): ...to here.
23455 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23456 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23458 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23460 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23461 (alpha_output_function_end_prologue): Likewise.
23462 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23463 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23464 (rs6000_output_function_epilogue): Likewise.
23465 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23467 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23470 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23471 from different units in a single alternative.
23472 (*truncdfsf_i387): Ditto.
23473 (*truncxfsf2_mixed): Ditto.
23474 (*truncxfdf2_mixed): Ditto.
23476 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23478 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23479 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23482 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23483 unused non-artificial variables when not optimizing.
23486 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23487 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23488 NAMESPACE_DECL in its DECL_INITIAL.
23490 PR middle-end/39443
23491 * optabs.c (set_user_assembler_libfunc): New function.
23492 * expr.h (set_user_assembler_libfunc): New prototype.
23493 * c-common.c: Include libfuncs.h.
23494 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23495 for memcmp, memset, memcpy, memmove and abort.
23496 * Makefile.in (c-common.o): Depend on libfuncs.h.
23499 * dwarf2out.c (gen_inlined_enumeration_type_die,
23500 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23501 gen_tagged_type_instantiation_die): Removed.
23502 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23505 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23508 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23510 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23511 (check-parallel-%): Ditto.
23512 (check-consistency): Ditto.
23514 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23516 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23517 local variable rhs by NULL_TREE.
23519 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23522 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23524 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23527 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23529 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23532 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23533 for ms->sysv ABI calls only in 64bit mode.
23535 * config/i386/i386.md (untyped_call): Support 32bit.
23537 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23539 * doc/extend.texi: Replace x86_65 with x86_64.
23541 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23543 PR tree-optimization/39455
23544 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23545 mismatches for POINTER_TYPE_P (type).
23546 (number_of_iterations_le): Likewise.
23548 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23550 * config/picochip/picochip.c: Removed profiling support.
23551 * config/picochip/picochip.md: Removed profiling instruction.
23552 * config/picochip/picochip.h: Removed profiling builtin.
23554 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23556 * doc/install.texi (--with-host-libstdcxx): Document.
23558 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23561 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23562 generate a warning if the function name does not begin with
23563 "__vector" and the function has either the 'signal' or 'interrupt'
23564 attribute, from here to ...
23565 (avr_declare_function_name): ...here. New function.
23566 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23567 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23569 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23572 * cse.c (fold_rtx): Don't modify original const_arg1 when
23573 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23574 separate variable instead.
23575 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23576 from out of range shift counts.
23577 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23579 2009-03-13 Catherine Moore <clm@codesourcery.com>
23581 * config/i386/x-mingw32 (host-mingw32.o): Replace
23582 diagnostic.h with $(DIAGNOSTIC_H).
23584 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23587 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23589 * config/i386/sync.md (sync_compare_and_swap<mode>,
23590 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23591 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23593 (sync_double_compare_and_swapdi_pic,
23594 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23595 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23597 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23600 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23602 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23605 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23606 (avx_addsubv4df3): Likewise.
23607 (*avx_addsubv4sf3): Likewise.
23608 (sse3_addsubv4sf3): Likewise.
23610 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23613 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23615 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23618 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23619 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23620 registers for allocnos created from user-defined variables.
23622 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23625 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23626 of non-integer mode as well.
23628 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23630 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23631 for functions for which the parameter types are unknown.
23633 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23636 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23637 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23638 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23639 * config/i386/i386.c (ix86_local_alignment): For
23640 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23641 long long variables on the stack to avoid dynamic realignment.
23642 Allow the first argument to be a decl rather than type.
23643 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23645 2009-03-11 Nick Clifton <nickc@redhat.com>
23648 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23650 Add description to mno-lsim option.
23651 * config/mcore/mcore.h: Remove comment about deprecated m4align
23653 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23654 * doc/invoke.texi: Add description of mno-lsim and
23655 mstack-increment options.
23657 * config/fr30/fr30.opt: Document the -mno-lsim option.
23658 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23659 and -mno-lsim options.
23661 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23663 * fold-const.c (fold_comparison): Only call fold_inf_compare
23664 if the mode supports infinities.
23666 2009-03-11 Jason Merrill <jason@redhat.com>
23669 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23670 end already did. Notice GIMPLE_CALL modifications of the result.
23671 Don't copy debug information from an ignored decl or a decl from
23674 2009-03-10 Richard Guenther <rguenther@suse.de>
23675 Nathan Froyd <froydnj@codesourcery.com>
23677 PR middle-end/37850
23678 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23679 (__divMODE3): Likewise.
23681 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23683 PR tree-optimization/39394
23684 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23685 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23687 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23689 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23690 inline asms for register asm ("") declarations.
23692 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23694 * fold-const.c (fold_unary): Fix comment.
23696 2009-03-07 Jan Hubicka <jh@suse.cz>
23699 * tree-inline.c (setup_one_parameter): Do replacement of const
23700 argument by constant in SSA form.
23702 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23704 PR middle-end/38028
23705 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23706 determine alignment passed to assign_stack_local.
23707 (assign_parms_unsplit_complex): Likewise.
23708 * except.c (sjlj_build_landing_pads): Likewise.
23710 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23712 PR middle-end/39360
23713 * tree-flow.h (add_referenced_var): Return bool instead of void.
23714 * tree-dfa.c (add_referenced_var): Return result of
23715 referenced_var_check_and_insert call.
23716 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23717 of referenced_var_check_and_insert.
23720 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23721 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23722 DIE, don't emit it if abstract origin already has it.
23723 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23724 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23726 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23728 * genpreds.c (needs_variable): Fix parentheses at variable name
23730 (write_tm_constrs_h): Indent generated code.
23732 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23734 * doc/extend.texi (Function Attributes): Add documentation
23735 for isr attributes.
23737 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23740 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23741 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23743 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23745 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23748 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23751 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23752 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23754 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23756 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23757 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23758 constants instead of magic numbers.
23759 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23761 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23762 (x86_64_ms_abi_int_parameter_registers): Ditto.
23763 (x86_64_int_return_registers): Ditto.
23764 (ix86_maybe_switch_abi): Ditto.
23765 (ix86_expand_call): Ditto for clobbered_registers array.
23766 (ix86_hard_regno_mode_ok): Ditto.
23767 (x86_extended_QIreg_mentioned_p): Ditto.
23769 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23771 PR tree-optimization/39349
23772 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23774 * combine.c (gen_lowpart_for_combine): Use omode when generating
23777 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23779 PR rtl-optimization/39235
23780 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23782 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23784 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23786 2009-03-04 Richard Guenther <rguenther@suse.de>
23788 PR tree-optimization/39362
23789 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23790 that occur in abnormal PHIs should be varying.
23792 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23794 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23796 (simple_iv): Take loop as an argument instead of statement.
23797 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23798 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23800 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23802 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23803 * matrix-reorg.c (analyze_transpose): Ditto.
23804 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23805 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23806 * tree-predcom.c (ref_at_iteration): Ditto.
23807 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23809 2009-03-04 Richard Guenther <rguenther@suse.de>
23811 PR tree-optimization/39358
23812 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23813 escaped_id and callused_id.
23814 (solve_graph): Likewise.
23816 2009-03-04 Richard Guenther <rguenther@suse.de>
23818 PR tree-optimization/39339
23819 * tree-sra.c (try_instantiate_multiple_fields): Make it
23820 no longer ICE on the above.
23822 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23824 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23825 that fits within Pmode.
23827 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23829 PR middle-end/10109
23830 * tm.texi (LIBCALL_VALUE): Update description.
23832 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23834 PR middle-end/34443
23835 * doc/extend.texi (section): Update description.
23837 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23839 PR middle-end/39345
23840 * tree-inline.c (remapped_type): New.
23841 (can_be_nonlocal): Call remapped_type instead of remap_type.
23843 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23846 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23847 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23849 2009-03-03 Richard Guenther <rguenther@suse.de>
23851 PR middle-end/39272
23852 * tree.c (tree_nonartificial_location): New function.
23853 * tree.h (tree_nonartificial_location): Declare.
23854 * builtins.c (expand_builtin_memory_chk): Provide location
23855 of the call location for artificial function pieces.
23856 (maybe_emit_chk_warning): Likewise.
23857 (maybe_emit_sprintf_chk_warning): Likewise.
23858 (maybe_emit_free_warning): Likewise.
23859 * expr.c (expand_expr_real_1): Likewise.
23861 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23863 PR tree-optimization/39343
23864 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23865 COMPONENT_REF t has ARRAY_TYPE.
23867 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23869 PR middle-end/39335
23870 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23871 when the type precision of the induction variable should be
23872 larger than the type precision of nit.
23873 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23874 * graphite.c (graphite_loop_normal_form): Same.
23875 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23877 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23879 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23880 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23881 numbers to describe clobbered registers.
23882 (*call_value_0_rex64_ms_sysv): Ditto.
23883 * config/i386/mmx.md (mmx_emms): Ditto.
23884 (mmx_femms): Ditto.
23886 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23888 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23891 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23893 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23894 (spu_section_type_flags): New function.
23896 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23898 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23899 reg_class_contents of FLOAT_REGS into a temporary.
23901 2009-03-02 Richard Guenther <rguenther@suse.de>
23902 Ira Rosen <irar@il.ibm.com>
23904 PR tree-optimization/39318
23905 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23906 information to the vectorized statement.
23908 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23910 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23911 variable. Use defined names instead of magic constants for REX SSE
23914 2009-03-01 Richard Guenther <rguenther@suse.de>
23916 PR tree-optimization/39331
23917 * omp-low.c (lower_send_shared_vars): Do not receive new
23918 values for the reference of DECL_BY_REFERENCE parms or results.
23920 2009-03-01 Jan Hubicka <jh@suse.cz>
23923 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23924 BLOCK_NONLOCALIZED_VAR): New macros.
23925 (tree_block): Add nonlocalized_vars.
23926 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23927 gen_decl_die): Add origin argument. Allow generation of die with
23928 origin at hand only.
23929 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23930 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23932 (gen_block_die): Fix checking for unused blocks.
23933 (process_scope_var): Break out from .... ; work with origins only.
23934 (decls_for_scope) ... here; process nonlocalized list.
23935 (dwarf2out_ignore_block): Look for nonlocalized vars.
23936 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23938 (dump_scope_block): Dump them.
23939 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23940 (remap_block): Likewise.
23941 (can_be_nonlocal): New predicate.
23942 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23944 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23946 * configure: Regenerate.
23948 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23950 * optc-gen.awk: No need to duplicate option flags twice.
23951 Reuse help texts for duplicate options which do not have any.
23953 * gcc.c (display_help): Document --version.
23955 * gcc.c (main): If print_help_list and verbose_flag, ensure
23956 driver output comes before subprocess output.
23958 * optc-gen.awk: Assign all remaining fields to help string,
23959 space-separated, for multi-line help in *.opt.
23961 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23962 -Wno-pedantic-ms-format is for MinGW targets only.
23964 * doc/options.texi (Option file format): Fix bad indentation,
23965 restoring dropped sentence.
23967 2009-02-28 Jan Hubicka <jh@suse.cz>
23969 * tree-inline.c (tree_function_versioning): Output debug info.
23971 2009-02-28 Jan Hubicka <jh@suse.cz>
23974 * tree-inline.c (setup_one_parameter): Do not copy propagate
23975 arguments when not optimizing.
23977 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23980 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23981 (avx_addsubv4df3): Likewise.
23982 (*avx_addsubv4sf3): Likewise.
23983 (sse3_addsubv4sf3): Likewise.
23984 (*avx_addsubv2df3): Likewise.
23985 (sse3_addsubv2df3): Likewise.
23986 (avx_unpckhps256): Correct item selectors.
23987 (avx_unpcklps256): Likewise.
23988 (avx_unpckhpd256): Likewise.
23989 (avx_unpcklpd256): Likewise.
23991 2009-02-28 Jan Hubicka <jh@suse.cz>
23993 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23995 (copy_arguments_for_versioning): If var is declared don't declare it.
23996 (tree_function_versioning): First setup substitutions and then copy
23999 2009-02-27 Jan Hubicka <jh@suse.cz>
24002 * cgraph.h (varpool_output_debug_info): Remove.
24003 * cgraphunit.c (varpool_output_debug_info): Remove.
24004 * dwarf2out.c (deferred_locations_struct): New struct
24005 (deferred_locations): New type.
24006 (deferred_locations_list): New static var.
24007 (deffer_location): New function.
24008 (gen_variable_die): Use it.
24009 (decls_for_scope): Output info on local static vars.
24010 (dwarf2out_finish): Process deferred locations.
24011 * varpool.c (varpool_output_debug_info): Remove.
24013 2009-02-27 Jan Hubicka <jh@suse.cz>
24016 * tree.h (TREE_PROTECTED): Fix comment.
24017 (BLOCK_HANDLER_BLOCK): Remove.
24018 (struct tree_block): Remove handler_block add body_block.
24019 (inlined_function_outer_scope_p): New.
24020 (is_body_block): Remove.
24021 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24022 * dwarf2out.c (is_inlined_entry_point): Remove.
24023 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24024 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24026 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24027 * gimplify.c (gimplify_expr): Gimplify body blocks.
24028 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24029 block with multiple subblocks.
24030 (dump_scope_block): Prettier output; dump more flags and info.
24031 (dump_scope_blocks): New.
24032 (remove_unused_locals): Use dump_scope_blocks.
24033 * tree-flow.h (dump_scope_blocks): Declare.
24034 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24035 * stmt.c (is_body_block): Remove.
24036 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24037 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24039 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24041 PR middle-end/39308
24042 * graphite.c (graphite_loop_normal_form): Do not call
24043 number_of_iterations_exit from a gcc_assert.
24045 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24047 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24048 jumps if COND is NULL.
24049 (find_cond_jump): New function.
24050 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24051 * config/s390/s390.md: Remove z10_cobra attribute value.
24053 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24055 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24056 force_const_mem returns NULL_RTX.
24058 2009-02-26 Jan Hubicka <jh@suse.cz>
24061 * cgraph.h (varpool_output_debug_info): Remove.
24062 * cgraphunit.c (varpool_output_debug_info): Remove.
24063 * dwarf2out.c (deferred_locations_struct): New struct
24064 (deferred_locations): New type.
24065 (deferred_locations_list): New static var.
24066 (deffer_location): New function.
24067 (gen_variable_die): Use it.
24068 (decls_for_scope): Output info on local static vars.
24069 (dwarf2out_finish): Process deferred locations.
24070 * varpool.c (varpool_output_debug_info): Remove.
24072 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24074 PR rtl-optimization/39241
24075 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24076 to subreg_offset_representable_p.
24078 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24080 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24081 execute function prototype. Get f and nregs from max_reg_num
24082 and get_insns. Remove the first backward pass as it's dead,
24083 guard the forward pass by flag_expensive_optimizations.
24084 (rest_of_handle_regmove): Delete.
24085 (pass_regmove): Replace it with regmove_optimize.
24087 2009-02-25 Martin Jambor <mjambor@suse.cz>
24089 PR tree-optimization/39259
24090 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24091 calls_alloca function flags.
24092 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24093 calls are detected.
24095 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24097 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24098 flags_set_1_rtx, flags_set_1_set): Delete.
24099 (regmove_optimize): Do not call mark_flags_life_zones.
24101 2009-02-24 Julian Brown <julian@codesourcery.com>
24104 * config/arm/arm.c (require_pic_register): Only set
24105 cfun->machine->pic_reg once per function.
24107 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24109 * doc/invoke.texi (Link Options): Document an easier way to pass
24110 options that take arguments to the GNU linker using -Xlinker and -Wl.
24112 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24115 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24117 2009-02-24 Richard Guenther <rguenther@suse.de>
24120 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24122 2009-02-24 Richard Guenther <rguenther@suse.de>
24123 Zdenek Dvorak <ook@ucw.cz>
24125 PR tree-optimization/39233
24126 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24127 from converting them to a generic type.
24129 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24131 PR tree-optimization/39260
24132 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24133 contains a condition with a real type.
24134 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24136 2009-02-23 Jason Merrill <jason@redhat.com>
24139 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24140 narrowing_initializer_constant_valid_p.
24141 (narrowing_initializer_constant_valid_p): Don't return
24142 null_pointer_node for adding a pointer to itself.
24144 2009-02-23 Jan Hubicka <jh@suse.cz>
24147 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24150 2009-02-23 Jan Hubicka <jh@suse.cz>
24152 PR tree-optimization/37709
24153 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24154 * tree.h (block_ultimate_origin): Declare.
24155 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24156 * tree-ssa-live.c (remove_unused_scope_block_p):
24157 Eliminate blocks containig no instructions nor live variables nor
24159 (dump_scope_block): New function.
24160 (remove_unused_locals): Enable removal of dead blocks by default;
24161 enable dumping at TDF_DETAILS.
24163 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24165 * config/i386/i386.c (classify_argument): Don't allow COImode
24167 (function_arg_advance_32): Don't allow OImode.
24168 (function_arg_32): Likewise.
24169 (function_value_32): Likewise.
24170 (return_in_memory_32): Likewise.
24171 (function_arg_64): Remove OImode comment.
24173 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24176 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24177 ix86_expand_vector_set for V4DImode in 64bit mode only.
24178 (ix86_expand_vector_init_one_var): Likewise.
24180 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24182 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24184 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24187 * loop-iv.c: Revert last change.
24188 * emit-rtl.c: Likewise.
24190 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24193 * config/i386/i386.c (type_natural_mode): Remove an extra
24194 space in the warning message.
24195 (function_value_32): Handle 32-byte vector modes.
24196 (return_in_memory_32): Likewise.
24198 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24200 * loop-iv.c (truncate_value): New function.
24201 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24203 (lowpart_subreg): Move to...
24204 * emit-rtl.c: ...here.
24206 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24208 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24209 accidental and undocumented change at revision 140860.
24211 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24213 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24214 take gimple_seq * arguments.
24215 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24216 types_compatible_p langhook.
24218 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24219 Joseph Myers <joseph@codesourcery.com>
24221 * config/arm/arm.c (arm_builtin_va_list): New function.
24222 (arm_expand_builtin_va_start): Likewise.
24223 (arm_gimplify_va_arg_expr): Likewise.
24224 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24225 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24226 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24227 (va_list_type): New variable.
24228 (arm_mangle_type): Mangle va_list_type appropriately.
24230 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24232 PR middle-end/39157
24233 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24234 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24235 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24236 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24237 parameter to 1000 for -O1 by default.
24238 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24240 * loop-invariant.c: Include params.h.
24241 (move_loop_invariants): Don't call move_single_loop_invariants on
24244 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24246 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24247 offset when calculating bounds for indexing stack_usage_map. Fixes
24248 a buffer overflow with certain target setups.
24250 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24253 * calls.c (expand_call): Clear try_tail_call if caller and callee
24254 disagree in promotion of function return value.
24256 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24259 * c-common.c (c_determine_visibility): If visibility changed and
24260 DECL_RTL has been already set, call make_decl_rtl to update symbol
24263 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24266 * varasm.c (assemble_variable): Don't check DECL_NAME when
24267 globalizing a variable.
24269 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24272 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24273 expression before any __builtin_trap call.
24274 * c-typeck.c (build_function_call): Convert and check function
24275 arguments before generating a call to a trap. Evaluate the
24276 function arguments before the trap.
24278 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24281 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24282 (UNSPEC_FXAM_MEM): New unspec.
24283 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24284 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24285 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24287 2009-02-19 Richard Guenther <rguenther@suse.de>
24289 PR tree-optimization/39207
24290 PR tree-optimization/39074
24291 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24292 storedanything_tree): New.
24293 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24294 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24295 (build_succ_graph): Add edges from STOREDANYTHING to all
24297 (init_base_vars): Initialize STOREDANYTHING.
24298 (compute_points_to_sets): Free substitution info after
24299 building the succ graph.
24300 (ipa_pta_execute): Likewise.
24302 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24304 (do_ds_constraint): Do not add to special var or non-pointer
24306 (type_could_have_pointers): Split out from ...
24307 (could_have_pointers): ... here. For arrays use the element type.
24308 (create_variable_info_for): Initialize may_have_pointers.
24309 (new_var_info): Likewise.
24310 (handle_lhs_call): Make the HEAP variable unknown-sized.
24311 (intra_create_variable_infos): Use a type with pointers for
24312 PARM_NOALIAS, make it unknown-sized.
24314 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24317 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24319 2009-02-18 Jason Merrill <jason@redhat.com>
24322 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24323 value if DECL_EXTERNAL.
24324 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24325 * target.h (gcc_target::binds_local_p): Clarify "module".
24326 * tree.h (TREE_PUBLIC): Clarify "module".
24328 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24331 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24332 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24334 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24337 * c.opt (Wabi): Support C and ObjC.
24340 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24342 * config/i386/i386.c (classify_argument): Warn once about the ABI
24343 change when passing union with long double.
24345 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24347 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24350 * c-parser.c (c_parser_compound_statement): Always enter and leave
24353 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24356 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24358 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24360 PR tree-optimization/36922
24361 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24362 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24365 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24367 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24370 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24372 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24374 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24376 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24379 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24380 Richard Sandiford <rdsandiford@googlemail.com>
24382 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24383 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24384 (loongson_biadd): ...this.
24386 2009-02-17 Richard Guenther <rguenther@suse.de>
24388 PR tree-optimization/39202
24389 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24390 a var make sure to follow existing collapses.
24392 2009-02-17 Richard Guenther <rguenther@suse.de>
24394 PR middle-end/39214
24395 * langhooks.c (lhd_print_error_function): Check for NULL block.
24397 2009-02-17 Richard Guenther <rguenther@suse.de>
24399 PR tree-optimization/39204
24400 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24403 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24405 * config/soft-fp/double.h: Update from glibc CVS.
24407 2009-02-17 Richard Guenther <rguenther@suse.de>
24409 PR tree-optimization/39207
24410 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24411 strict-aliasing warnings for pointers pointing to NULL.
24413 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24416 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24417 skipping until next close brace.
24419 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24422 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24423 to function argument boundary.
24425 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24427 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24428 in the lea_add. Reload eventually constraints it properly.
24429 * config/picochip/constraints.md: Remove the target constraint
24430 "b", since it is not needed anymore.
24432 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24434 * gthr-dce.h: Uglify function parameter and local variable names.
24435 * gthr-gnat.h: Likewise.
24436 * gthr-mipssde.h: Likewise.
24437 * gthr-nks.h: Likewise.
24438 * gthr-posix95.h: Likewise.
24439 * gthr-posix.h: Likewise.
24440 * gthr-rtems.h: Likewise.
24441 * gthr-single.h: Likewise.
24442 * gthr-solaris.h: Likewise.
24443 * gthr-tpf.h: Likewise.
24444 * gthr-vxworks.h: Likewise.
24445 * gthr-win32.h: Likewise.
24447 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24450 * config/i386/i386.md: Restrict the new peephole2 to move
24451 between MMX/SSE registers.
24453 2009-02-15 Richard Guenther <rguenther@suse.de>
24456 2009-02-13 Richard Guenther <rguenther@suse.de>
24458 * configure.ac: Enable LFS.
24459 * configure: Re-generate.
24460 * config.in: Likewise.
24462 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24464 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24465 spu_srqwbyte, spu_srqwbytebc): Define.
24466 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24467 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24468 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24469 "shrqby_<mode>"): New insn-and-split patterns.
24470 * config/spu/spu.c (expand_builtin_args): Determine and return
24471 number of operands using spu_builtin_description data.
24472 (spu_expand_builtin_1): Use it.
24474 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24477 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24480 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24483 * config/i386/i386.c (override_options): Correct warning
24484 messages for -malign-loops, -malign-jumps and -malign-functions.
24486 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24489 * config/i386/i386.md: Restrict the new peephole2 to move
24490 between the general purpose registers.
24492 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24495 * config/i386/i386.c (type_natural_mode): Add a new argument.
24496 Return the original mode and warn ABI change if vector size is 32byte.
24497 (function_arg_advance): Updated.
24498 (function_arg): Likewise.
24499 (ix86_function_value): Likewise.
24500 (ix86_return_in_memory): Likewise.
24501 (ix86_sol10_return_in_memory): Likewise.
24502 (ix86_gimplify_va_arg): Likewise.
24503 (function_arg_32): Don't warn ABX ABI change here.
24504 (function_arg_64): Likewise.
24506 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24508 * loop-iv.c (implies_p): In the final case, test that operands 0
24509 of the two comparisons match.
24511 * config/bfin/bfin.c (find_prev_insn_start): New function.
24512 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24513 (find_next_insn_start): Move.
24515 2009-02-13 Richard Guenther <rguenther@suse.de>
24517 * configure.ac: Enable LFS.
24518 * configure: Re-generate.
24519 * config.in: Likewise.
24521 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24524 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24525 sizes on syntax error after some arguments have been parsed.
24527 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24529 * doc/invoke.texi (-fira): Remove.
24531 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24533 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24534 * recog.c: Likewise.
24537 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24539 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24540 (umul_ppmm): Likewise.
24541 (count_leading_zeros): Likewise.
24542 (count_trailing_zeros): Likewise.
24543 (UMUL_TIME): Likewise.
24545 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24547 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24548 soft-fp/t-softfp to tmake_file.
24550 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24551 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24552 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24553 IA64_BUILTIN_INFQ]: New.
24554 (ia64_init_builtins): Initialize __builtin_infq,
24555 __builtin_fabsq and __builtin_copysignq if not HPUX.
24556 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24557 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24559 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24561 (__fixtfti): Likewise.
24562 (__fixunstfti): Likewise.
24563 (__floattitf): Likewise.
24565 * config/ia64/libgcc-glibc.ver: New.
24566 * config/ia64/t-fprules-softfp: Likewise.
24567 * config/ia64/sfp-machine.h: Likewise.
24569 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24570 (LIBGCC2_TF_CEXT): Likewise.
24571 (TF_SIZE): Likewise.
24572 (TARGET_INIT_LIBFUNCS): Likewise.
24574 * config/ia64/t-glibc (SHLINB_MAPFILES):
24575 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24577 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24579 * config/i386/i386.c (construct_container): Rewrite processing
24580 BLKmode with X86_64_SSE_CLASS.
24582 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24585 * config/i386/i386.md: Replace simplify_replace_rtx with
24586 replace_rtx in the new peephole2.
24588 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24590 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24591 loop unrolling do not happen at -O2.
24593 2009-02-12 Michael Matz <matz@suse.de>
24595 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24597 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24599 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24602 2009-02-12 Ben Elliston <bje@au.ibm.com>
24604 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24605 patterns when updating the back chain. Missed in the 2009-02-10
24608 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24610 * doc/extend.texi (Decimal Floating Types): Update identifier of
24611 draft TR and list of missing support.
24613 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24615 PR middle-end/39154
24616 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24617 bit to variable length decl's flags, add it also to its
24618 pointer replacement variable.
24620 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24621 Jakub Jelinek <jakub@redhat.com>
24624 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24625 (memory_blockage): New expander.
24626 (*memory_blockage): New insn pattern.
24627 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24628 instead of general blockage at the end of function prologue when
24629 frame pointer is used to access red zone area. Do not emit blockage
24630 when profiling, it is emitted in generic code.
24631 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24632 function epilogue when frame pointer is used to access red zone area.
24634 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24637 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24638 by arithmetic with memory operands.
24639 * config/i386/predicates.md (commutative_operator): New.
24641 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24643 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24646 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24648 * alias.h (record_alias_subset): Declare.
24649 * alias.c (record_alias_subset): Make global.
24651 2009-02-10 Nick Clifton <nickc@redhat.com>
24653 * tree-parloops.c: Change license to GPLv3.
24654 * ipa-struct-reorg.c: Change license to GPLv3.
24655 * ipa-struct-reorg.h: Change license to GPLv3.
24657 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24660 * c-decl.c (start_struct): Return NULL on error.
24662 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24664 PR middle-end/39124
24665 * cfgloopmanip.c (remove_path): Call remove_bbs after
24666 cancel_loop_tree, not before it.
24669 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24670 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24671 VAR_DECLs were seen.
24672 * tree-ssa-live.c (remove_unused_locals): Recompute
24673 cfun->has_local_explicit_reg_vars.
24674 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24675 copies or clearings if cfun->has_local_explicit_reg_vars.
24677 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24680 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24681 of function prologue when frame pointer is used to access
24684 2009-02-10 Richard Guenther <rguenther@suse.de>
24686 PR middle-end/39127
24687 * gimplify.c (gimple_regimplify_operands): Always look if
24688 we need to create a temporary.
24690 2009-02-10 Richard Guenther <rguenther@suse.de>
24692 PR tree-optimization/39132
24693 * tree-loop-distribution.c (todo): New global var.
24694 (generate_memset_zero): Trigger TODO_rebuild_alias.
24695 (tree_loop_distribution): Return todo.
24697 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24700 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24701 (x86_64_reg_class_name): Removed.
24702 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24703 first one isn't X86_64_SSE_CLASS or any other ones aren't
24704 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24705 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24706 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24707 and 3 X86_64_SSEUP_CLASS.
24708 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24709 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24711 2009-02-10 Ben Elliston <bje@au.ibm.com>
24713 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24714 form instruction to update the stack back chain word, even if the
24715 user has disabled the generation of update instructions.
24716 (movdi_<mode>_update_stack): New.
24717 (movsi_update_stack): Likewise.
24718 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24719 always use an update form instruction to update the stack back
24722 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24724 PR middle-end/38953
24725 * graphite.c (if_region_set_false_region): After moving a region in
24726 the false branch of a condition, remove the empty dummy basic block.
24727 (gloog): Remove wrong fix for PR38953.
24729 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24731 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24732 generation due to implicit sign extension.
24734 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24736 PR middle-end/38981
24737 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24738 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24740 2009-02-09 Richard Guenther <rguenther@suse.de>
24742 PR middle-end/35202
24743 * convert.c (convert_to_real): Disable (float)fn((double)x)
24744 to fnf(x) conversion if errno differences may occur and
24745 -fmath-errno is set.
24747 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24749 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24750 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24751 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24753 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24756 * c-common.c (handle_alias_attribute): Disallow attribute for
24757 anything not a FUNCTION_DECL or VAR_DECL.
24759 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24762 * real.c (do_compare): Special-case compare of zero against
24763 decimal float value.
24765 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24768 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24769 as indicating flexible array members unless the field itself is
24770 being declarared as the incomplete array.
24772 2009-02-06 Jan Hubicka <jh@suse.cz>
24774 PR tree-optimization/38844
24775 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24776 is already inlined.
24778 2009-02-06 Richard Guenther <rguenther@suse.de>
24780 PR middle-end/38977
24781 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24782 fork because we may expand it as __gcov_fork.
24784 2009-02-06 Nick Clifton <nickc@redhat.com>
24786 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24788 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24790 PR tree-optimization/35659
24791 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24792 vn_phi_eq): Shortcut if hashcode does not match.
24793 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24795 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24796 and avoid iterative_hash_expr.
24797 (FOR_EACH_VALUE_ID_IN_SET): New.
24798 (value_id_compare): Remove.
24799 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24800 sort expressions by value id.
24802 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24805 * config/sh/predicates.md (general_movsrc_operand): Don't check
24806 the subreg of system registers here.
24808 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24811 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24812 on the copied decl.
24814 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24816 PR rtl-optimization/39110
24817 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24818 addresses, not aligned ones.
24820 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24821 Richard Guenther <rguenther@suse.de>
24823 PR tree-optimization/39100
24824 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24825 comment says and add edges.
24827 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24830 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24831 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24833 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24835 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24836 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24837 register_bb_in_sese, new_sese, free_sese): Moved.
24838 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24839 outermost_loop_in_scop, build_scop_iteration_domain,
24840 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24841 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24842 Use loop_in_sese_p instead of loop_in_scop_p.
24843 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24844 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24845 (scopdet_basic_block_info): Fix bug in scop detection.
24846 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24847 eq_loop_to_cloog_loop): Remove.
24848 (nb_loops_around_loop_in_scop, nb_loop
24849 ref_nb_loops): Moved here...
24850 * graphite.h (ref_nb_loops): ... from here.
24851 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24852 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24853 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24854 * testsuite/gcc.dg/graphite/scop-19.c: New
24856 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24857 Hans-Peter Nilsson <hp@axis.com>
24859 PR rtl-optimization/37889
24860 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24861 Move offset handling from PLUS to before the switch. Use new
24862 arguments when considering SYMBOL_REFs too.
24863 (rtx_addr_can_trap_p): Pass dummy offset and size.
24864 (enum may_trap_p_flags): Remove.
24865 (may_trap_p_1): Pass size from MEM_SIZE.
24867 PR rtl-optimization/38921
24868 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24869 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24870 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24871 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24873 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24875 AVX Programming Reference (January, 2009)
24876 * config/i386/sse.md (*vpclmulqdq): New.
24878 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24880 PR tree-optimization/38977
24881 PR gcov-profile/38292
24882 * calls.c (special_function_p): Disregard __builtin_ prefix.
24884 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24886 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24887 non-indexable addresses even before reload.
24889 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24892 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24893 as having variable size. Do not give an error for unnamed
24894 parameters with [*] declarators. Give a warning for type names
24895 with [*] declarators and mark them as variable size.
24896 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24897 for sizeof applied to [*] type names.
24899 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24902 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24904 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24906 * gcc.c (process_command): Update copyright notice dates.
24907 * gcov.c (print_version): Likewise.
24908 * gcov-dump.c (print_version): Likewise.
24909 * mips-tfile.c (main): Likewise.
24910 * mips-tdump.c (main): Likewise.
24912 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24915 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24916 for composite type involving a zero-length array type.
24918 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24921 * function.c (match_asm_constraints_1): Skip over
24922 initial optional % in the constraint.
24924 PR inline-asm/39059
24925 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24926 supported, don't accept FIXED_CSTs.
24927 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24928 and _Sat is used without _Fract/_Accum. Set specs->type to
24929 integer_type_node for cts_fract/cts_accum if fixed point is not
24932 2009-02-02 Catherine Moore <clm@codesourcery.com>
24934 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24936 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24938 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24939 (ABI_HAS_64BIT_SYMBOLS): Use it.
24940 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24942 2009-02-02 Paul Brook <paul@codesourcery.com>
24944 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24946 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24948 PR inline-asm/39058
24949 * recog.h (asm_operand_ok): Add constraints argument.
24950 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24951 recurse on matching constraint.
24952 (check_asm_operands): Pass constraints as 3rd argument to
24953 asm_operand_ok. Don't look up matching constraint here.
24954 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24957 2009-02-02 Ben Elliston <bje@au.ibm.com>
24959 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24960 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24962 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24964 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24965 information. Remove some obsolete information. Reorganize.
24967 * config/pa/fptr.c: Revert license to GPL 2.
24968 * config/pa/milli64.S: Likewise.
24970 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24973 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24974 LIBRARY name in, instead of hard-coding it.
24975 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24976 extra target make frag to tmake_files according to EH model.
24977 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24978 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24979 frags that define makefile variable EH_MODEL appropriately.
24980 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24981 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24982 to "-sjlj" according to type of EH configured.
24983 (LIBGCC_SONAME): Concatenate it to shared library base name.
24984 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24985 to "_sjlj" according to type of EH configured.
24986 (LIBGCC_SONAME): Concatenate it to shared library base name.
24987 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24988 (SHLIB_LINK): Add missing semicolon to if-else construct.
24989 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24990 string value of "pe_dll" command-line option.
24991 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24992 (SHLIB_SONAME): Use it when overriding t-cygming default.
24993 (SHLIB_IMPLIB): Override t-cygming default.
24994 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24995 string value of "pe_dll" command-line option.
24997 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25000 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25001 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25003 2009-01-31 Richard Guenther <rguenther@suse.de>
25005 PR tree-optimization/38937
25006 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25007 computing the transitive closure.
25009 2009-01-30 Richard Guenther <rguenther@suse.de>
25011 PR tree-optimization/39041
25012 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25013 Propagate variable indices only if the types match for this stmt.
25015 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25018 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25019 inline but never defined.
25021 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25023 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25024 (*insv_h_di_reg_extimm): New insn.
25025 (*insv_l<mode>_reg_extimm): New insn.
25027 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25029 * config/picochip/picochip.c (flag_conserve_stack): set
25030 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25031 fconserve-stack. Reduce call-overhead used by inliner.
25033 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25036 * common.opt (flag_conserve_stack): Initialised to zero.
25038 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25041 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25042 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25045 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25047 * ira-color.c (allocno_reload_assign): Update comments.
25048 * regmove.c (regmove_optimize): Likewise.
25052 2009-01-29 Robert Millan <rmh@aybabtu.com>
25054 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25055 * config/i386/kopensolaris-gnu.h: New file. Undefine
25056 `MD_UNWIND_SUPPORT'.
25057 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25059 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25061 PR tree-optimization/39007
25062 * tree-loop-distribution.c (generate_builtin): Use
25063 recompute_dominator to compute the immediate dominator of the
25064 basic block just after the loop.
25066 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25068 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25069 (ASM_OUTPUT_DWARF_PCREL): Define.
25071 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25073 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25074 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25075 global. Modify entries about regmove and IRA.
25077 * ra-conflict.c: Remove the file.
25079 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25081 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25082 (pass_regclass_init): Rename to pass_reginfo_init.
25084 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25086 * toplev.h (flag_ira): Remove.
25088 * caller-save.c (setup_save_areas): Remove flag_ira.
25090 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25092 * global.c: Remove the file.
25094 * opts.c (decode_options): Remove flag_ira.
25096 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25098 * regmove.c: Modify file description.
25099 (find_use_as_address, try_auto_increment): Define them only if
25100 AUTO_INC_DEC is defined.
25101 (replacement_quality, replace_in_call_usage, fixup_match_1,
25102 stable_and_no_regs_but_for_p): Remove.
25103 (reg_set_in_bb): Make it static.
25104 (regmove_optimize): Remove flag_ira and code which worked for
25107 * local-alloc.c: Remove the file.
25109 * common.opt (fira): Remove.
25111 * ira.c: Include except.h.
25112 (eliminable_regset): Move from global.c.
25113 (mark_elimination): Ditto. Remove flag_ira.
25114 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25115 equiv_mem_modified, validate_equiv_mem_from_store,
25116 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25117 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25118 no_equiv, recorded_label_ref): Move from local-alloc.c.
25119 (update_equiv_regs): Ditto. Make it static.
25120 (print_insn_chain, print_insn_chains): Move it from global.c.
25121 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25122 (build_insn_chain): Ditto. Make it static.
25123 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25124 Rename to init_live_subregs.
25125 (gate_ira): Remove flag_ira.
25127 * regclass.c: Rename reginfo.c. Change file description.
25128 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25129 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25130 (init_reg_sets_1): Remove code for evaluation of
25131 reg_class_superclasses and losing_caller_save_reg_set.
25132 (init_regs): Remove init_reg_autoinc.
25133 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25134 ok_for_base_p_nonstrict): Remove.
25135 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25136 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25137 corresponding entries.
25138 (dump_regclass, record_operand_costs, scan_one_insn,
25139 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25140 record_address_regs, auto_inc_dec_reg_p): Remove.
25141 (gt-regclass.h): Rename to gt-reginfo.h.
25143 * rtl.h (dump_global_regs, retry_global_alloc,
25144 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25146 * Makefile.in (RA_H): Remove.
25147 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25148 Rename regclass.o to reginfo.o.
25149 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25151 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25152 (GTFILES): Rename regclass.c to reginfo.c.
25154 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25155 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25157 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25158 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25160 (finish_spills): Ditto. Remove code for !flag_ira.
25162 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25164 PR middle-end/35854
25165 * doc/invoke.texi (rtl debug options): Complete rewrite.
25166 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25168 * mode-switching.c (pass_mode_switching): Rename pass from
25169 "mode-sw" to "mode_sw".
25170 * except.c (pass_convert_to_eh_ranges): Rename pass from
25171 "eh-ranges" to "eh_ranges".
25172 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25176 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25177 Alexander Monakov <amonakov@ispras.ru>
25179 PR middle-end/38857
25180 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25182 (move_exprs_to_boundary): Change return type and pass through
25183 should_move from move_op. Relax assert. Update usage ...
25184 (schedule_expr_on_boundary): ... here. Use should_move instead of
25186 (move_op_orig_expr_found): Indicate that insn was disconnected from
25188 (code_motion_process_successors): Do not call after_merge_succs
25189 callback if original expression was not found when traversing any of
25191 (code_motion_path_driver): Change return type. Update prototype.
25192 (move_op): Update comment. Add a new parameter (should_move). Update
25193 prototype. Set *should_move based on indication provided by
25194 move_op_orig_expr_found.
25196 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25198 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25199 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25200 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25201 * config/rs6000/rs6000.c (rs6000_override_options): Default
25202 avoid-indexed-addresses on for Power6, off for everything else.
25203 (avoiding_indexed_address_p): New function.
25204 (rs6000_legitimize_address): Use it.
25205 (rs6000_legitimate_address): Likewise.
25206 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25208 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25210 PR tree-optimization/38997
25211 * tree-loop-distribution.c (generate_memset_zero): Use
25212 POINTER_PLUS_EXPR for a pointer addition.
25214 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25216 * config/s390/s390.md (bswap<mode>2): New pattern added.
25218 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25220 * config/s390/s390.md (*tls_load_31): Added type attribute.
25222 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25224 * config/s390/s390.md: Fix a few comments.
25226 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25228 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25229 (*tm<mode>_full): Fixed z10prop attribute.
25230 (*tst<mode>_extimm): Fixed z10prop attribute.
25231 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25232 (*tstqiCCT_cconly): Fixed z10prop attribute.
25233 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25234 (*movsi_larl): Fixed z10prop attribute.
25235 (*movsi_zarch): Fixed z10prop attribute.
25236 (*movsi_eas): Fixed z10prop attribute.
25237 (*movhi): Fixed z10prop attribute.
25238 (*movqi): Fixed z10prop attribute.
25239 (*movstrictqi): Fixed z10prop attribute.
25240 (*mov<mode>): Fixed z10prop attribute.
25241 (*movcc): Fixed z10prop attribute.
25242 (*sethighpartdi_64): Fixed z10prop attribute.
25243 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25244 (*negdi2_sign_cc): Fixed z10prop attribute.
25245 (*negdi2_sign): Fixed z10prop attribute.
25246 (*absdi2_sign_cc): Fixed z10prop attribute.
25247 (*absdi2_sign): Fixed z10prop attribute.
25248 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25249 (*negabsdi2_sign): Fixed z10prop attribute.
25250 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25251 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25252 (doloop_si64): Fixed z10prop attribute.
25253 (doloop_si31): Fixed z10prop attribute.
25254 (doloop_long): Fixed z10prop attribute.
25255 (indirect_jump): Fixed z10prop attribute.
25256 (nop): Fixed z10prop attribute.
25257 (main_base_64): Fixed z10prop attribute.
25258 (reload_base_64): Fixed z10prop attribute.
25260 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25262 PR rtl-optimization/38740
25263 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25265 * config/mips/mips.c (mips_reorg): Likewise.
25267 2009-01-28 Richard Guenther <rguenther@suse.de>
25269 PR tree-optimization/38926
25270 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25271 with the correct value id to a value.
25272 (do_regular_insertion): Use the value number of edoubleprime
25273 for the value number of the expr.
25276 2008-08-21 Richard Guenther <rguenther@suse.de>
25278 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25279 a PHI ask VN if it is already available.
25280 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25281 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25283 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25285 PR middle-end/38934
25286 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25287 set to varying whenever max has TREE_OVERFLOW set, similarly
25288 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25290 2009-01-28 Richard Guenther <rguenther@suse.de>
25292 PR middle-end/38908
25293 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25294 uninitialized aggregate uses in call arguments.
25296 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25298 PR tree-optimization/38984
25299 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25300 the nothing_id variable if -fno-delete-null-pointer-checks.
25302 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25305 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25306 (set_got_offset_rex64): Ditto.
25308 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25311 * doc/extend.texi: Improve local variable with asm reg.
25313 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25315 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25316 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25317 was not supplied then set warn_packed_bitfield_compat to the
25318 default value of 1.
25319 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25322 2009-01-27 Richard Guenther <rguenther@suse.de>
25324 PR tree-optimization/38503
25325 * cfgexpand.c (expand_gimple_basic_block): Ignore
25326 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25327 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25328 variables that cannot have TBAA applied.
25329 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25332 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25334 PR middle-end/38969
25335 * calls.c (initialize_argument_information): Do not wrap complex
25336 arguments in SAVE_EXPR.
25338 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25340 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25341 (INSTALL_LIBGCC): Revert typo commit.
25343 2009-01-26 Richard Guenther <rguenther@suse.de>
25345 PR tree-optimization/38745
25346 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25347 from special handling.
25349 2009-01-26 Richard Guenther <rguenther@suse.de>
25351 PR tree-optimization/38745
25352 * tree-ssa.c (execute_update_addresses_taken): Do not include
25353 variables that cannot possibly be a register in not_reg_needs.
25354 Do not clear TREE_ADDRESSABLE on vars that may not become
25356 * tree-ssa.c (update_alias_info_1): Include those in the set
25357 of addressable vars.
25359 2009-01-26 Richard Guenther <rguenther@suse.de>
25361 PR middle-end/38851
25362 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25363 * tree-ssa-dse.c: Include langhooks.h
25364 (execute_simple_dse): Remove stores with zero size.
25366 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25369 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25372 2009-01-24 Julian Brown <julian@codesourcery.com>
25374 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25375 config/arm/linux-atomic.c.
25376 * config/arm/linux-atomic.c: New.
25378 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25380 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25381 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25382 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25384 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25387 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25390 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25392 PR tree-optimization/38953
25393 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25394 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25395 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25396 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25399 2009-01-24 Paul Brook <paul@codesourcery.com>
25401 * config/arm/neon.md (neon_type): Move to arm.md.
25402 (neon_mov<VSTRUCT>): Add neon_type attribute.
25403 * config/arm/arm.md (neon_type): Move to here.
25404 (conds): Add "unconditioal" and use as default for NEON insns.
25406 2009-01-24 Ben Elliston <bje@au.ibm.com>
25408 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25409 void *' warning from -Wc++-compat.
25410 * Makefile.in (dominance.o-warn): Remove.
25412 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25414 PR tree-optimization/38932
25415 * fold-const.c (fold_unary_ignore_overflow): New.
25416 * tree.h (fold_unary_ignore_overflow): Declare.
25417 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25418 * tree-ssa-sccvn.c (visit_reference_op_load,
25419 simplify_unary_expression): Likewise.
25421 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25423 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25424 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25425 regardless of their type.
25426 * c-common.c (handle_packed_attribute): Don't ignore packed on
25428 * c.opt (Wpacked-bitfield-compat): New warning option.
25429 * stor-layout.c (place_field): Warn if offset of a field changed.
25430 * doc/extend.texi (packed): Mention the ABI change.
25431 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25432 (Warning Options): Add it to the list.
25434 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25436 * c-opts.c (c_common_post_options): Fix a typo in comments.
25438 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25440 PR middle-end/38615
25441 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25442 variables to static.
25443 * doc/invoke.texi (-fmerge-all-constants): Update description.
25445 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25448 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25449 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25451 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25453 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25455 (LOCAL_ALIGNMENT): Similarly.
25457 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25458 Joseph Myers <joseph@codesourcery.com>
25460 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25461 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25462 * config/arm/arm-tune.md: Regenerate.
25463 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25466 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25468 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25469 version number to five.
25471 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25474 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25475 * c-common.c (set_underlying_type): Likewise.
25476 (is_typedef_decl ): Likewise
25478 (set_underlying_type): Likewise.
25479 (is_typedef_type): Likewise.
25481 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25483 PR middle-end/38587
25484 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25487 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25490 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25491 (LIBGCC_SPEC): Don't define.
25492 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25494 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25496 PR rtl-optimization/38879
25497 * alias.c (base_alias_check): Unaligned access via AND address can
25498 alias all surrounding object types except those with sizes equal
25499 or wider than the size of unaligned access.
25501 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25504 * c-decl.c (clone_underlying_type): Move this ...
25505 * c-common.c (set_underlying_type): ... here.
25506 Also, make sure the function properly sets TYPE_STUB_DECL() on
25507 the newly created typedef variant type.
25508 (is_typedef_decl ): New entry point.
25509 * tree.h: Added a new member member_types_needing_access_check to
25510 struct tree_decl_non_common.
25511 (set_underlying_type): New entry point.
25512 (is_typedef_type): Likewise.
25514 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25516 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25517 Check whether two instructions have memory references that
25518 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25519 are helper functions for traversing.
25520 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25521 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25522 not to draw dependency edge for instructions with non-conflicting
25525 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25528 * longlong.h: Update copyright years. Use soft-fp license notice.
25529 Sync __clz_tab declaration with glibc.
25531 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25534 * doc/extend.texi (syscall_linkage): New.
25535 (version_id): Modify.
25537 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25538 Richard Guenther <rguenther@suse.de>
25540 PR tree-optimization/38747
25541 PR tree-optimization/38748
25542 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25543 conversion if the base address is an indirect reference and the
25544 aliasing sets could cause issues.
25546 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25548 * common.opt (fgraphite, fgraphite-identity): Add comment for
25549 explaining why these options are not documented.
25551 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25553 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25554 gimple_call_lhs is NULL.
25556 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25559 * emit-rtl.c (adjust_address_1): Make sure memref is never
25562 2009-01-20 Ben Elliston <bje@au.ibm.com>
25564 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25565 const qualifier from arg parameter. Remove unnecessary cast to char *.
25566 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25567 const qualifier from arg 2.
25569 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25571 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25573 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25576 * rtl.h (reinit_regs): New prototype.
25577 * regclass.c: Include ira.h.
25578 (reinit_regs): New.
25579 * Makefile.in (regclass.o): Add ira.h.
25580 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25582 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25585 * c-common.c (handle_aligned_attribute): Use
25586 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25587 default alignment value.
25589 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25591 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25592 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25594 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25595 __BIGGEST_ALIGNMENT__.
25597 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25599 2009-01-18 Richard Guenther <rguenther@suse.de>
25601 PR tree-optimization/38819
25602 * tree-flow.h (operation_could_trap_helper_p): Declare.
25603 * tree-eh.c (operation_could_trap_helper_p): Export.
25604 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25605 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25606 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25607 are about to insert a possibly trapping instruction and fail
25610 2009-01-18 Andreas Schwab <schwab@suse.de>
25612 * doc/install.texi (Configuration): Remove obsolete paragraph
25613 about use of --with-gnu-ld with --with-gnu-as.
25615 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25617 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25618 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25619 Follow spelling conventions.
25621 2009-01-18 Ben Elliston <bje@au.ibm.com>
25623 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25624 C++ warning about implicit conversion from void * to struct
25626 (bitmap_obstack_free): Likewise for bitmap_element *.
25627 * Makefile.in (bitmap.o-warn): Remove.
25629 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25631 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25633 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25634 Tobias Grosser <tobi.grosser@amd.com>
25636 * graphite.c (graphite_trans_scop_block): Do not block single
25639 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25641 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25642 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25643 test with assertion.
25645 2009-01-16 Richard Guenther <rguenther@suse.de>
25647 PR tree-optimization/38835
25648 PR middle-end/36227
25649 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25650 and INT + PTR -> (INT)(PTR p+ INT) folding.
25651 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25653 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25656 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25657 the subreg from a lowpart subreg if it is also casting the value.
25659 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25660 Tobias Grosser <tobi.grosser@amd.com>
25662 * graphite.c (compare_prefix_loops): New.
25663 (build_scop_canonical_schedules): Rewritten.
25664 (graphite_transform_loops): Move build_scop_canonical_schedules
25665 after build_scop_iteration_domain.
25667 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25668 Tobias Grosser <tobi.grosser@amd.com>
25670 * graphite.c (add_conditions_to_domain): Add the loops to
25671 the dimension of the iteration domain. Do copy the domain
25672 only when it exists.
25673 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25674 (add_conditions_to_constraints): New.
25675 (can_generate_code_stmt, can_generate_code): Removed.
25676 (gloog): Do not call can_generate_code.
25677 (graphite_transform_loops): Call add_conditions_to_constraints
25678 after building the iteration domain.
25680 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25682 PR tree-optimization/38789
25683 * tree-ssa-threadedge.c
25684 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25685 __builtin_constant_p.
25687 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25689 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25690 examined before deleting them.
25692 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25694 * function.c (aggregate_value_p): Correctly extract the function
25695 type from CALL_EXPR_FN lookup.
25697 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25699 * config/picochip/picochip.c (picochip_override_options): Revert
25700 CFI asm flag disable commited previously.
25702 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25703 Tobias Grosser <tobi.grosser@amd.com>
25704 Jan Sjodin <jan.sjodin@amd.com>
25706 * graphite.c (scan_tree_for_params): On substractions negate
25707 all the coefficients of the term.
25708 (clast_to_gcc_expression_red): New. Handle reduction expressions
25709 of more than two operands.
25710 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25711 (get_vdef_before_scop): Handle also the case of default definitions.
25713 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25715 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25716 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25717 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25719 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25720 Joey Ye <joey.ye@intel.com>
25722 PR middle-end/37843
25723 * cfgexpand.c (expand_stack_alignment): Don't update stack
25724 boundary nor check incoming stack boundary here.
25725 (gimple_expand_cfg): Update stack boundary and check incoming
25726 stack boundary here.
25728 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25730 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25732 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25734 PR rtl-optimization/38245
25735 * calls.c (expand_call): Add stack arguments to
25736 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25737 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25738 in regs and partially in memory or BLKmode arguments.
25739 (emit_library_call_value_1): Add stack arguments to
25740 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25741 ACCUMULATE_OUTGOING_ARGS).
25742 * dce.c: Include tm_p.h.
25743 (find_call_stack_args): New function.
25744 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25746 (mark_insn): Call find_call_stack_args for CALL_Ps.
25747 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25748 forwards. Allocate and free arg_stores bitmap if needed, pass it
25749 down to deletable_insn_p, don't mark stores set in arg_stores
25750 bitmap, clear the bitmap at the beginning of each bb.
25751 * Makefile.in (dce.o): Depend on $(TM_P_H).
25753 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25756 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25757 to make sure the insn is a conditional test (bug 22599). Reformat a
25760 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25762 PR middle-end/38431
25763 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25764 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25765 (gloog): Do not call cleanup_tree_cfg.
25766 (graphite_transform_loops): Call cleanup_tree_cfg after all
25767 scops have been code generated.
25769 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25770 * doc/gty.texi (Invoking the garbage collector): Added new node
25771 and section documenting ggc_collect.
25773 2009-01-14 Richard Guenther <rguenther@suse.de>
25775 PR tree-optimization/38826
25776 PR middle-end/38477
25777 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25778 initialization notes only if we actually emitted a warning.
25779 (intra_create_variable_infos): Add constraints for a result decl
25780 that is passed by hidden reference.
25781 (build_pred_graph): Mark all related variables non-direct on
25784 2009-01-14 Nick Clifton <nickc@redhat.com>
25786 * ira-conflicts.c: Include addresses.h for the definition of
25788 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25789 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25791 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25794 * Makefile.in (ira-lives.o): Add except.h.
25796 * ira-lives.c: Include except.h.
25797 (process_bb_node_lives): Process can_throw_internal.
25799 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25801 PR rtl-optimization/38774
25802 * combine.c (simplify_set): When undoing cc_use change, don't do
25803 PUT_CODE on the newly created comparison, but instead put back the
25806 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25808 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25809 values. Remove duplicate arm8 entry.
25811 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25813 PR tree-optimization/38786
25814 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25815 the SSA_NAME case of expand_scalar_variables_expr.
25816 Set the type of an expression to the type of its assign statement.
25817 (expand_scalar_variables_expr): Also gather the scalar computation
25818 used to index the memory access. Do not pass loop_p.
25819 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25820 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25821 the gimple_stmt_iterator where it inserts new code.
25822 Do not pass loop_p.
25823 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25824 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25826 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25828 * graphite.h (debug_value): Removed.
25829 * graphite.c (debug_value): Removed.
25831 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25833 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25834 ldrd/strd with two 32-bit instructions.
25836 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25838 * config/arm/arm.c (struct processors): Pass for speed down into
25839 cost helper functions.
25840 (const_ok_for_op): Handle COMPARE and inequality nodes.
25841 (arm_rtx_costs_1): Rewrite.
25842 (arm_size_rtx_costs): Update prototype.
25843 (arm_rtx_costs): Pass speed down to helper functions.
25844 (arm_slowmul_rtx_costs): Rework cost calculations.
25845 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25846 (arm_9e_rtx_costs): Likewise.
25848 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25850 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25851 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25852 (alpha_legitimize_address): Do not split local symbols wider than
25853 UNITS_PER_WORD into HIGH/LO_SUM parts.
25855 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25858 * gcc.c (process_command): Replace call to execvp with calls
25859 to pex_one and exit.
25861 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25864 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25865 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25866 variant for devices with 3-byte PC.
25867 (__tablejump_elpm__): New.
25869 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25872 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25873 offsetof member-designator, handle it as `[0].'.
25875 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25877 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25878 function when not using named sections on targets with named sections
25879 if branch distance is less than 262132.
25881 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25883 * combine.c (combine_instructions): Recompute
25884 optimize_this_for_speed_p for each BB in the main combine loop.
25886 2009-01-12 Tomas Bily <tbily@suse.cz>
25889 * tree-loop-distribution.c (prop_phis): New function.
25890 (generate_builtin): Call prop_phis.
25891 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25893 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25895 PR tree-optimization/38807
25896 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25897 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25899 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25901 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25902 subreg of op0 to the original op0.
25904 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25906 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25908 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25911 * mips-tfile.c (parse_def): Fix parsing of def strings
25912 starting with digits.
25914 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25917 * config/arm/arm.c (arm_is_long_call_p): Don't call
25918 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25920 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25922 * regrename.c (regrename_optimize): Fix dumping.
25923 (find_oldest_value_reg): Preserve REG_POINTER.
25924 (copy_hardreg_forward_1): Likewise.
25926 2009-01-09 Diego Novillo <dnovillo@google.com>
25928 * gimple.h (struct gimple_statement_base) <uid>: Document
25929 the restrictions on its use.
25930 (gimple_uid): Tidy.
25931 (gimple_set_uid): Tidy.
25933 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25935 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25936 zero guard even if align_bytes != 0 and count is smaller than
25939 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25941 PR rtl-optimization/38495
25942 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25943 (add_range_and_copies_from_move_list): Print all added ranges.
25944 Add ranges to memory optimized destination.
25946 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25950 * config/i386/i386.c (override_options): Reject
25951 -mstringop-strategy=rep_8byte with -m32.
25952 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25953 to 1. Do count comparison against epilogue_size_needed at compile
25954 time even when count_exp was constant forced into register. For
25955 size_needed don't jump to epilogue, instead just avoid aligning
25956 and invoke the body algorithm. If need_zero_guard, add zero guard
25957 even if count is non-zero, but smaller than size_needed + number of
25958 bytes that could be stored for alignment.
25959 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25960 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25961 but smaller than size_needed + number of bytes that could be stored
25962 for alignment. Compare size_needed with epilogue_size_needed instead
25963 of desired_align - align, don't adjust size_needed, pass
25964 epilogue_size_needed to the epilogue expanders.
25967 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25969 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25971 * pa.c (last_address): Change to unsigned.
25972 (update_total_code_bytes): Change argument to unsigned. Don't
25973 check if insn addresses are set.
25974 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25975 addresses are not set.
25976 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25978 2009-01-09 Nick Clifton <nickc@redhat.com>
25980 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25981 DECL_DECLARED_INLINE_P.
25983 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25985 PR middle-end/38347
25986 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25987 GET_MODE (op0) in operand_subword_force calls.
25989 PR middle-end/38771
25990 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25991 fold_convert arg0 operands to TREE_TYPE (op0) first.
25993 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25995 * params.def (ira-max-conflict-table-size): Decrease default value
25998 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26000 PR tree-optimization/37031
26001 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26003 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26004 allocate it using gc instead of heap, use VEC_quick_push instead of
26006 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26007 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26008 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26009 allocated vector from heap allocated.
26010 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26011 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26012 vector only after perfect_loop_nest_depth call.
26014 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26015 Jan Sjodin <jan.sjodin@amd.com>
26017 PR tree-optimization/38559
26018 * graphite.c (debug_value, copy_constraint,
26019 swap_constraint_variables, scale_constraint_variable, ): New.
26020 (get_lower_bound, get_upper_bound): Removed.
26021 (graphite_trans_bb_strip_mine): Clean up this code that works
26022 only for constant number of iterations. Fully copy upper and
26023 lower bound constraints, not only the constant part of them.
26024 * graphite.h (debug_value): Declared.
26026 2009-01-08 Ira Rosen <irar@il.ibm.com>
26028 PR tree-optimization/37194
26029 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26030 Don't add the cost of cost model guard in prologue to scalar
26031 outside cost in case of known number of iterations.
26033 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26034 Alan Modra <amodra@bigpond.net.au>
26036 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26037 non-word-aligned REG+CONST addressing.
26039 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26042 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26043 free_after_compilation when outputting a thunk.
26044 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26045 Do not call free_after_compilation here.
26047 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26049 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26050 (ix86_valid_target_attribute_inner_p): Ditto.
26052 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26054 PR tree-optimization/38492
26055 PR tree-optimization/38498
26056 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26057 * tree-chrec.h (scev_is_linear_expression): Declared.
26058 * graphite.c (graphite_cannot_represent_loop_niter): New.
26059 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26060 (graphite_loop_normal_form): Use gcc_assert.
26061 (scan_tree_for_params): Use CASE_CONVERT.
26062 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26063 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26064 Use gcc_assert. Discard scops that contain unhandled cases.
26065 (build_scop_conditions): Return a boolean status for unhandled cases.
26066 (strip_mine_profitable_p): Print the loop number, not its depth.
26067 (is_interchange_valid): Pass the depth of the loop nest, don't
26068 recompute it wrongly.
26069 (graphite_trans_bb_block): Same.
26070 (graphite_trans_bb_block): Print tentative of loop blocking.
26071 (graphite_trans_scop_block): Do not print that the loop has been
26073 (graphite_transform_loops): Do not handle scops that contain condition
26076 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26078 AVX Programming Reference (December, 2008)
26079 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26080 (_mm256_stream_pd): Likewise.
26081 (_mm256_stream_ps): Likewise.
26083 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26084 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26085 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26086 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26087 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26088 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26089 (ix86_expand_special_args_builtin): Likewise.
26091 * config/i386/sse.md (AVXMODEDI): New.
26092 (avx_movnt<mode>): Likewise.
26093 (avx_movnt<mode>): Likewise.
26094 (<sse>_movnt<mode>): Remove AVX support.
26095 (sse2_movntv2di): Likewise.
26097 2009-01-07 Richard Guenther <rguenther@suse.de>
26099 PR middle-end/38751
26100 * fold-const.c (extract_muldiv): Remove obsolete comment.
26101 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26102 to PLUS_EXPR canonicalization for the canonicalization.
26104 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26106 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26107 hosted cross-compilers generating less efficient code.
26109 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26111 * function.h (rtl_data): Add a dbr_scheduled_p field.
26112 * reorg.c (dbr_schedule): Set it.
26113 (gate_handle_delay_slots): Check it.
26114 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26115 (mips_reorg): Check flag_delayed_branch instead of
26116 mips_base_delayed_branch.
26117 (mips_override_options): Don't set mips_base_delayed_branch
26118 or flag_delayed_branch.
26120 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26122 PR rtl-optimization/38426.
26123 * ira.c (ira): Set current_function_is_leaf earlier.
26125 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26127 PR rtl-optimization/38722
26128 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26129 too early, only set a flag and modify after last possible
26132 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26135 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26136 * real.c (decimal_single_format): Correct values of emin and emax.
26137 (decimal_double_format): Ditto.
26138 (decimal_quad_format): Ditto.
26139 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26140 computation of DECnn_MIN and DECnn_MAX for corrected values of
26141 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26142 __DECnn_MIN__, and adjust its computation for the corrected value
26145 2009-01-06 Jan Hubicka <jh@suse.cz>
26148 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26150 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26152 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26153 Add Robert Clark to the list of testers.
26155 2009-01-06 Jan Hubicka <jh@suse.cz>
26156 Kai Tietz <kai.tietz@onevision.com>
26158 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26159 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26161 2009-01-06 Jan Hubicka <jh@suse.cz>
26162 Kai Tietz <kai.tietz@onevision.com>
26164 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26166 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26167 (ix86_nsaved_regs): Count only general purpose regs.
26168 (ix86_nsaved_sseregs): New.
26169 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26170 to 16 for w64; compute padding and size of sse reg save area.
26171 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26172 general purpose regs.
26173 (ix86_emit_save_sse_regs_using_mov): New.
26174 (ix86_expand_prologue): Save SSE regs if needed.
26175 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26176 (ix86_emit_restore_sse_regs_using_mov): New.
26177 (ix86_expand_epilogue): Save SSE regs if needed.
26179 2009-01-06 Jan Hubicka <jh@suse.cz>
26180 Kai Tietz <kai.tietz@onevision.com>
26182 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26183 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26184 functions when accumulate outgoing args is off.
26186 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26189 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26190 before using pseudos_have_intersected_live_ranges_p.
26192 * ira-int.h (ira_assert): Always define.
26194 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26196 AVX Programming Reference (December, 2008)
26197 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26198 (_mm256_permute2_pd): Likewise.
26199 (_mm_permute2_ps): Likewise.
26200 (_mm256_permute2_ps): Likewise.
26201 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26202 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26204 * config/i386/i386.c (ix86_builtins): Remove
26205 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26206 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26207 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26208 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26209 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26210 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26211 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26212 __builtin_ia32_vpermil2ps256.
26213 (ix86_init_mmx_sse_builtins): Updated.
26214 (ix86_expand_args_builtin): Likewise.
26216 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26218 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26219 long absolute calls when generating PA 2.0 code.
26221 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26223 PR rtl-optimization/38583
26224 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26226 * params.def (ira-max-conflict-table-size): New.
26228 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26230 * ira.h (ira_conflicts_p): New external definition.
26232 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26233 table. Report this. Return result of building.
26234 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26235 building conflict table.
26237 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26238 (ira_color): Use ira_conflicts_p.
26240 * global.c: Include ira.h.
26241 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26244 * Makefile.in (global.o): Add ira.h.
26246 * ira-build.c (mark_all_loops_for_removal,
26247 propagate_some_info_from_allocno): New.
26248 (remove_unnecessary_allocnos): Call
26249 propagate_some_info_from_allocno.
26250 (remove_low_level_allocnos): New.
26251 (remove_unnecessary_regions): Add parameter. Call
26252 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26253 parameter to remove_unnecessary_regions.
26254 (ira_build): Remove all regions but root if the conflict table was
26255 not built. Update conflict hard regs for allocnos crossing calls.
26257 * ira.c (ira_conflicts_p): New global.
26258 (ira): Define and use ira_conflicts_p.
26260 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26261 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26262 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26264 2009-01-06 Ben Elliston <bje@au.ibm.com>
26266 * gengtype-lex.l (YY_NO_INPUT): Define.
26268 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26271 * c-common.c (handle_vector_size_attribute): Also reject
26272 BOOLEAN_TYPE types.
26274 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26276 PR tree-optimization/38492
26277 * graphite.c (rename_map_elt, debug_rename_elt,
26278 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26279 rename_map_elt_info, eq_rename_map_elts,
26280 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26281 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26282 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26283 (sese_build_livein_liveouts): New.
26284 (new_sese, free_sese): New.
26285 (new_scop): Call new_sese.
26286 (free_scop): Call free_sese.
26287 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26288 (register_old_new_names): Renamed register_old_and_new_names.
26289 (register_scop_liveout_renames, add_loop_exit_phis,
26290 insert_loop_close_phis, struct igp,
26291 default_liveout_before_guard, add_guard_exit_phis,
26292 insert_guard_phis, copy_renames): New.
26293 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26294 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26295 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26296 (scop_adjust_phis_for_liveouts): New.
26297 (gloog): Call scop_adjust_phis_for_liveouts.
26299 * graphite.h (struct sese): Documented. Added fields liveout,
26300 num_ver and livein.
26301 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26302 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26303 (struct scop): Added field liveout_renames.
26304 (SCOP_LIVEOUT_RENAMES): New.
26306 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26308 PR tree-optimization/38510
26309 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26310 (translate_clast): Call recompute_all_dominators before
26312 (gloog): Call recompute_all_dominators before graphite_verify.
26314 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26315 Jan Sjodin <jan.sjodin@amd.com>
26317 PR tree-optimization/38500
26318 * graphite.c (create_sese_edges): Call fix_loop_structure after
26321 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26323 * config.gcc: Add m32r*-*-rtems*.
26324 * config/m32r/rtems.h: New file.
26326 2009-01-05 Ben Elliston <bje@au.ibm.com>
26328 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26329 (.po.pox): Likewise.
26330 (po/gcc.pot): Likewise.
26332 2009-01-04 David S. Miller <davem@davemloft.net>
26334 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26335 (STARTING_FRAME_OFFSET): Always set to zero.
26337 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26339 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26340 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26341 fixed-point types, and vectors of the same.
26343 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26345 * config/mips/sync.md (*mb_barrier): Rename to...
26346 (*memory_barrier): ...this.
26348 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26350 * doc/extend.texi (Function Attributes): Move @cindex after @item
26351 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26352 and put in alphabetical order. Fix 'target' name and put in order.
26353 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26356 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26358 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26359 (memory_barrier): Expand as unspec instead of unspec_volatile.
26360 Remove mem:BLK from insn operands. Use Pmode scratch register.
26361 (*memory_barrier): Define as unspec instead of unspec_volatile.
26362 Use (match_dup 0) as input operand.
26364 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26365 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26366 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26367 scratch register. Remove operand 1.
26368 (*stbar): Define as unspec instead of unspec_volatile.
26369 Use (match_dup 0) as input operand, remove (const_int 8).
26370 (*membar): Define as unspec instead of unspec_volatile.
26371 Use (match_dup 0) as input operand, remove input operand 2.
26373 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
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/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26380 Remove mem:BLK from insn operands. Use Pmode scratch register.
26381 Set volatile flag on operand 0.
26382 (*memory_barrier): New insn pattern.
26384 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26386 (*memory_barrier): Use (match_dup 0) as input operand.
26388 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26389 Remove mem:BLK from insn operands. Use Pmode scratch register.
26390 Set volatile flag on operand 0.
26391 (*mb_internal): New insn pattern.
26393 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26395 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26397 PR middle-end/38586
26398 * function.c (struct temp_slot): Move to the section of the file
26399 that deals with temp slots. Remove field 'address'.
26400 (temp_slot_address_table): New hash table of address -> temp slot.
26401 (struct temp_slot_address_entry): New struct, items for the table.
26402 (temp_slot_address_compute_hash, temp_slot_address_hash,
26403 temp_slot_address_eq, insert_temp_slot_address): Support functions
26405 (find_temp_slot_from_address): Rewrite to use the new hash table.
26406 (remove_unused_temp_slot_addresses): Remove addresses of temp
26407 slots that have been made available.
26408 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26409 worker function for remove_unused_temp_slot_addresses.
26410 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26411 Add the temp slot address to the address -> temp slot map.
26412 (update_temp_slot_address): Update via insert_temp_slot_address.
26413 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26414 (pop_temp_slots): Likewise.
26415 (init_temp_slots): Allocate the address -> temp slot map, or empty
26416 the map if it is already allocated.
26417 (prepare_function_start): Initialize temp slot processing.
26419 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26421 PR middle-end/38584
26422 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26423 Calculate the size of all stack vars assuming no packing of stack
26424 vars will happen, replacing a quadratic algorithm with a linear one.
26426 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26429 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26432 2009-01-03 Diego Novillo <dnovillo@google.com>
26434 * doc/contrib.texi: Update contributions.
26436 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26439 * builtins.c (fold_builtin_memory_op): Give up if either operand
26440 is volatile. Set srctype or desttype to non-qualified version
26444 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26445 and FUNCTION_DECLs.
26447 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26449 PR rtl-optimization/35805
26450 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26451 problem if fast dce is able to remove any instructions.
26452 * dce.c (dce_process_block): Fix dump message.
26454 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26457 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26459 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26461 PR middle-end/38690
26462 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26463 * tree-pretty-print.c (op_code_prio): New function.
26464 (op_prio): No longer static. Use op_code_prio.
26465 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26466 Use op_prio and op_code_prio to determine if () should be
26467 printed around operand(s) or not.
26469 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26470 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26471 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26472 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26473 pp_character instead of pp_string for single letter printing.
26475 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26477 * doc/extend.texi: Fix '#pragma GCC option' typo.
26479 2009-01-02 Richard Guenther <rguenther@suse.de>
26481 * doc/install.texi (--enable-checking): Mention different
26482 default for stage1.
26483 (--enable-stage1-checking): Document.
26485 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26487 PR middle-end/30142
26488 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26489 case to be an error.
26491 2009-01-02 Ben Elliston <bje@au.ibm.com>
26493 * config/fp-bit.h (pack_d): Constify argument.
26494 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26495 (isnan): Constify argument.
26497 (iszero): Likewise.
26498 (pack_d): Likewise.
26499 (_fpadd_parts): Constify return type.
26500 (_fpmul_parts): Likewise.
26501 (_fpdiv_parts): Likewise.
26503 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26506 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26507 warn about overwriting initializer with side-effects or
26508 -Woverride-init if !IMPLICIT.
26509 (output_init_element): Likewise. Pass IMPLICIT down to
26511 (process_init_element): Add IMPLICIT argument. Pass it down
26512 to output_init_element.
26513 (push_init_element, pop_init_level, set_designator): Adjust
26514 process_init_element callers.
26515 (set_nonincremental_init, set_nonincremental_init_from_string):
26516 Adjust add_pending_init callers.
26517 (output_pending_init_elements): Adjust output_init_element callers.
26518 * c-tree.h (process_init_element): Adjust prototype.
26519 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26520 process_init_element callers.
26523 Copyright (C) 2009 Free Software Foundation, Inc.
26525 Copying and distribution of this file, with or without modification,
26526 are permitted in any medium without royalty provided the copyright
26527 notice and this notice are preserved.